/* roulang page: index */
:root {
            --primary: #0A0E27;
            --accent: #FF3D00;
            --highlight: #00E5FF;
            --bg-light: #F5F7FA;
            --bg-white: #FFFFFF;
            --text-dark: #1A1A1A;
            --text-muted: #6B7280;
            --text-light: #8899AA;
            --border: #E8EDF2;
            --nav-bg: #0A0E27;
            --nav-text: #B0BAC5;
            --nav-active: #FFFFFF;
            --card-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
            --card-shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius: 8px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --transition: 0.2s ease;
            --transition-slow: 0.3s ease;
            --font-h1: 48px;
            --font-h2: 36px;
            --font-h3: 24px;
            --font-body: 16px;
            --font-sm: 14px;
            --font-xs: 12px;
            --max-width: 1280px;
            --gap: 24px;
            --gap-sm: 16px;
            --gap-lg: 40px;
            --gap-xl: 64px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Inter', 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;
            font-size: var(--font-body);
            line-height: 1.8;
            color: var(--text-dark);
            background: var(--bg-light);
            min-width: 320px;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            cursor: pointer;
        }
        input:focus-visible,
        button:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--highlight);
            outline-offset: 2px;
            border-radius: 2px;
        }

        ul {
            list-style: none;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--gap);
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 var(--gap-sm);
            }
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: var(--nav-bg);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: background var(--transition);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--gap);
            gap: var(--gap);
        }
        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--accent);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            font-weight: 700;
            letter-spacing: -0.5px;
        }
        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.3px;
            white-space: nowrap;
        }
        .logo-text span {
            color: var(--highlight);
        }
        .nav-channels {
            display: flex;
            align-items: center;
            gap: 6px;
            flex: 1;
            justify-content: center;
            flex-wrap: wrap;
        }
        .nav-channels a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            border-radius: 20px;
            font-size: var(--font-sm);
            color: var(--nav-text);
            font-weight: 500;
            white-space: nowrap;
            transition: all var(--transition);
            position: relative;
        }
        .nav-channels a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }
        .nav-channels a.active {
            color: #fff;
            background: rgba(255, 61, 0, 0.15);
        }
        .nav-channels a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: #1A2240;
            border-radius: 20px;
            padding: 8px 16px;
            gap: 8px;
            border: 1px solid transparent;
            transition: all var(--transition);
        }
        .search-box:focus-within {
            border-color: var(--highlight);
            box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.1);
        }
        .search-box input {
            background: transparent;
            border: none;
            color: #fff;
            font-size: var(--font-sm);
            width: 140px;
            outline: none;
        }
        .search-box input::placeholder {
            color: #5A6378;
        }
        .search-box i {
            color: #5A6378;
            font-size: 14px;
        }
        .btn-login {
            padding: 8px 18px;
            border-radius: 20px;
            font-size: var(--font-sm);
            font-weight: 500;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.4);
            background: transparent;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-login:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
        }
        .btn-cta-nav {
            padding: 8px 20px;
            border-radius: 20px;
            font-size: var(--font-sm);
            font-weight: 600;
            color: #0A0E27;
            background: var(--highlight);
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition);
            border: none;
        }
        .btn-cta-nav:hover {
            background: #00D0E8;
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(0, 229, 255, 0.35);
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 24px;
            cursor: pointer;
            padding: 4px;
        }
        @media (max-width: 1024px) {
            .nav-channels {
                gap: 2px;
            }
            .nav-channels a {
                padding: 6px 10px;
                font-size: var(--font-xs);
            }
            .search-box input {
                width: 100px;
            }
        }
        @media (max-width: 768px) {
            .nav-channels {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--nav-bg);
                flex-direction: column;
                padding: var(--gap-sm);
                gap: 4px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
                z-index: 999;
            }
            .nav-channels.open {
                display: flex;
            }
            .nav-channels a {
                width: 100%;
                border-radius: var(--radius-sm);
                padding: 12px 16px;
                font-size: var(--font-sm);
            }
            .search-box {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .header-inner {
                gap: 10px;
            }
            .btn-login {
                padding: 6px 12px;
                font-size: var(--font-xs);
            }
            .btn-cta-nav {
                padding: 6px 14px;
                font-size: var(--font-xs);
            }
        }

        /* ========== HERO ========== */
        .hero-section {
            background: var(--primary);
            min-height: 100vh;
            display: flex;
            align-items: center;
            padding-top: 64px;
            position: relative;
            overflow: hidden;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.25;
            z-index: 0;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 14, 39, 0.7) 0%, rgba(10, 14, 39, 0.95) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--gap-xl);
            align-items: center;
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: var(--gap-xl) var(--gap);
        }
        .hero-left {
            display: flex;
            flex-direction: column;
            gap: 28px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(0, 229, 255, 0.12);
            border: 1px solid rgba(0, 229, 255, 0.3);
            border-radius: 20px;
            padding: 6px 16px;
            font-size: var(--font-sm);
            color: var(--highlight);
            font-weight: 500;
            width: fit-content;
        }
        .hero-badge .dot {
            width: 8px;
            height: 8px;
            background: var(--highlight);
            border-radius: 50%;
            animation: pulse-dot 1.5s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                box-shadow: 0 0 0 0 rgba(0, 229, 255, 0.6);
            }
            50% {
                opacity: 0.6;
                box-shadow: 0 0 0 12px rgba(0, 229, 255, 0);
            }
        }
        .hero-title {
            font-size: var(--font-h1);
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.5px;
            line-height: 1.15;
        }
        .hero-title em {
            font-style: normal;
            color: var(--accent);
            position: relative;
        }
        .hero-desc {
            font-size: 18px;
            color: #B0BAC5;
            line-height: 1.7;
            max-width: 520px;
        }
        .hero-progress-wrap {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        .progress-ring {
            position: relative;
            width: 100px;
            height: 100px;
            flex-shrink: 0;
        }
        .progress-ring svg {
            transform: rotate(-90deg);
            width: 100px;
            height: 100px;
        }
        .progress-ring .bg-circle {
            fill: none;
            stroke: rgba(255, 255, 255, 0.12);
            stroke-width: 8;
        }
        .progress-ring .fg-circle {
            fill: none;
            stroke: var(--accent);
            stroke-width: 8;
            stroke-linecap: round;
            stroke-dasharray: 251.2;
            stroke-dashoffset: 25;
            transition: stroke-dashoffset 1s ease;
        }
        .progress-ring .ring-text {
            position: absolute;
            inset: 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 22px;
            line-height: 1;
        }
        .progress-ring .ring-text small {
            font-size: 10px;
            font-weight: 400;
            color: #B0BAC5;
        }
        .progress-info {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .progress-info .p-label {
            font-size: var(--font-sm);
            color: #B0BAC5;
        }
        .progress-info .p-value {
            font-size: 28px;
            font-weight: 700;
            color: #fff;
        }
        .progress-info .p-sub {
            font-size: var(--font-xs);
            color: #8899AA;
        }
        .hero-cta-group {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            background: var(--accent);
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: #E03500;
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(255, 61, 0, 0.4);
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.5);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            transform: translateY(-2px);
        }
        .hero-right {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .tier-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            transition: all var(--transition);
            backdrop-filter: blur(4px);
        }
        .tier-card:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.25);
            transform: translateY(-4px);
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
        }
        .tier-card.featured {
            border-color: var(--accent);
            background: rgba(255, 61, 0, 0.1);
            position: relative;
        }
        .tier-card.featured::before {
            content: '热门';
            position: absolute;
            top: -10px;
            right: 16px;
            background: var(--accent);
            color: #fff;
            font-size: 11px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 10px;
        }
        .tier-card .tier-icon {
            font-size: 28px;
            color: var(--highlight);
        }
        .tier-card .tier-name {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
        }
        .tier-card .tier-desc {
            font-size: var(--font-xs);
            color: #B0BAC5;
            line-height: 1.5;
        }
        .tier-card .tier-price {
            font-size: 24px;
            font-weight: 700;
            color: #fff;
        }
        .tier-card .tier-price span {
            font-size: var(--font-xs);
            font-weight: 400;
            color: #8899AA;
        }
        .tier-card .btn-tier {
            padding: 10px 16px;
            border-radius: var(--radius-sm);
            font-size: var(--font-sm);
            font-weight: 600;
            cursor: pointer;
            text-align: center;
            transition: all var(--transition);
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }
        .tier-card .btn-tier:hover {
            background: var(--accent);
            border-color: var(--accent);
        }
        .tier-card.featured .btn-tier {
            background: var(--accent);
            border-color: var(--accent);
        }
        .tier-card.featured .btn-tier:hover {
            background: #E03500;
        }
        @media (max-width: 1024px) {
            .hero-content {
                grid-template-columns: 1fr;
                gap: var(--gap-lg);
                text-align: center;
            }
            .hero-left {
                align-items: center;
            }
            .hero-desc {
                max-width: 100%;
            }
            .hero-progress-wrap {
                justify-content: center;
            }
            .hero-cta-group {
                justify-content: center;
            }
            .hero-right {
                grid-template-columns: 1fr 1fr;
                max-width: 500px;
                margin: 0 auto;
            }
            .hero-title {
                font-size: 36px;
            }
        }
        @media (max-width: 520px) {
            .hero-title {
                font-size: 28px;
            }
            .hero-desc {
                font-size: 15px;
            }
            .hero-right {
                grid-template-columns: 1fr;
                max-width: 320px;
            }
            .hero-progress-wrap {
                flex-direction: column;
                align-items: center;
            }
            .progress-ring {
                width: 80px;
                height: 80px;
            }
            .progress-ring svg {
                width: 80px;
                height: 80px;
            }
            .hero-content {
                padding: var(--gap-lg) var(--gap-sm);
            }
        }

        /* ========== SECTION COMMONS ========== */
        .section {
            padding: var(--gap-xl) 0;
        }
        .section-dark {
            background: var(--primary);
            color: #fff;
        }
        .section-light {
            background: var(--bg-white);
        }
        .section-gray {
            background: var(--bg-light);
        }
        .section-header {
            text-align: center;
            margin-bottom: var(--gap-lg);
        }
        .section-header h2 {
            font-size: var(--font-h2);
            font-weight: 700;
            letter-spacing: -0.3px;
            margin-bottom: 12px;
        }
        .section-header p {
            font-size: 17px;
            color: var(--text-muted);
            max-width: 640px;
            margin: 0 auto;
            line-height: 1.7;
        }
        .section-dark .section-header h2 {
            color: #fff;
        }
        .section-dark .section-header p {
            color: #B0BAC5;
        }

        /* ========== SERIES NAV ========== */
        .series-nav-grid {
            display: grid;
            grid-template-columns: repeat(7, 1fr);
            gap: var(--gap-sm);
        }
        .series-nav-item {
            background: var(--bg-white);
            border-radius: var(--radius);
            padding: 20px 16px;
            text-align: center;
            border: 1px solid var(--border);
            transition: all var(--transition);
            cursor: pointer;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 10px;
        }
        .series-nav-item:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-3px);
            border-color: var(--accent);
        }
        .series-nav-item .sn-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: #FFF0EB;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--accent);
        }
        .series-nav-item .sn-label {
            font-weight: 600;
            font-size: 15px;
            color: var(--text-dark);
        }
        .series-nav-item .sn-count {
            font-size: var(--font-xs);
            color: var(--text-muted);
        }
        @media (max-width: 1024px) {
            .series-nav-grid {
                grid-template-columns: repeat(4, 1fr);
            }
        }
        @media (max-width: 600px) {
            .series-nav-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        /* ========== HOT LIST ========== */
        .hot-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: var(--gap);
            grid-template-rows: auto auto;
        }
        .hot-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: all var(--transition);
            cursor: pointer;
            display: flex;
            flex-direction: column;
        }
        .hot-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
        }
        .hot-card.large {
            grid-row: span 2;
        }
        .hot-card .hot-img {
            height: 200px;
            background-size: cover;
            background-position: center;
            flex-shrink: 0;
        }
        .hot-card.large .hot-img {
            height: 340px;
        }
        .hot-card .hot-body {
            padding: 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            flex: 1;
        }
        .hot-card .hot-tag {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 12px;
            font-size: 11px;
            font-weight: 600;
            background: #FFF0EB;
            color: var(--accent);
            width: fit-content;
        }
        .hot-card .hot-title {
            font-weight: 700;
            font-size: 17px;
            line-height: 1.4;
            color: var(--text-dark);
        }
        .hot-card.large .hot-title {
            font-size: 20px;
        }
        .hot-card .hot-desc {
            font-size: var(--font-sm);
            color: var(--text-muted);
            line-height: 1.6;
        }
        .hot-card .hot-meta {
            font-size: var(--font-xs);
            color: #8899AA;
            display: flex;
            gap: 12px;
            align-items: center;
        }
        @media (max-width: 768px) {
            .hot-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hot-card.large {
                grid-column: span 2;
                grid-row: span 1;
            }
            .hot-card.large .hot-img {
                height: 200px;
            }
        }
        @media (max-width: 520px) {
            .hot-grid {
                grid-template-columns: 1fr;
            }
            .hot-card.large {
                grid-column: span 1;
            }
        }

        /* ========== FEATURES ========== */
        .features-grid {
            display: grid;
            grid-template-columns: 3fr 2fr;
            gap: var(--gap-lg);
            align-items: center;
        }
        .features-text {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .features-text h3 {
            font-size: var(--font-h3);
            font-weight: 700;
            color: var(--text-dark);
        }
        .features-text p {
            color: var(--text-muted);
            line-height: 1.8;
            font-size: 15px;
        }
        .features-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .features-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 15px;
            color: var(--text-dark);
            line-height: 1.6;
        }
        .features-list li i {
            color: var(--accent);
            margin-top: 3px;
            flex-shrink: 0;
        }
        .features-img {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--card-shadow);
        }
        .features-img img {
            width: 100%;
            height: auto;
        }
        @media (max-width: 768px) {
            .features-grid {
                grid-template-columns: 1fr;
            }
            .features-img {
                order: -1;
            }
        }

        /* ========== STATS ========== */
        .stats-row {
            display: flex;
            justify-content: space-around;
            flex-wrap: wrap;
            gap: var(--gap);
            text-align: center;
        }
        .stat-item {
            flex: 1;
            min-width: 160px;
            padding: 24px;
        }
        .stat-number {
            font-size: 44px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: -1px;
            line-height: 1;
        }
        .stat-label {
            font-size: var(--font-sm);
            color: var(--text-muted);
            margin-top: 8px;
        }
        @media (max-width: 520px) {
            .stat-number {
                font-size: 32px;
            }
            .stat-item {
                min-width: 120px;
                padding: 16px;
            }
        }

        /* ========== PRICING TIERS ========== */
        .pricing-tiers {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--gap);
            align-items: start;
        }
        .pricing-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            border: 1px solid var(--border);
            text-align: center;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            gap: 16px;
            position: relative;
        }
        .pricing-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-4px);
        }
        .pricing-card.recommended {
            border-color: var(--accent);
            box-shadow: 0 4px 20px rgba(255, 61, 0, 0.1);
            transform: scale(1.03);
            z-index: 2;
        }
        .pricing-card.recommended:hover {
            transform: scale(1.03) translateY(-4px);
        }
        .pricing-badge {
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--accent);
            color: #fff;
            padding: 4px 16px;
            border-radius: 12px;
            font-size: 12px;
            font-weight: 600;
            white-space: nowrap;
        }
        .pricing-card .p-name {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-dark);
        }
        .pricing-card .p-price {
            font-size: 40px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1;
        }
        .pricing-card .p-price small {
            font-size: 14px;
            font-weight: 400;
            color: var(--text-muted);
        }
        .pricing-card .p-features {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
            text-align: left;
            font-size: 14px;
            color: var(--text-muted);
        }
        .pricing-card .p-features li {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .pricing-card .p-features li i {
            color: #10B981;
            font-size: 12px;
        }
        .btn-pricing {
            padding: 12px 24px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            background: var(--accent);
            color: #fff;
            border: none;
            font-size: 15px;
            margin-top: auto;
        }
        .btn-pricing:hover {
            background: #E03500;
            box-shadow: 0 6px 20px rgba(255, 61, 0, 0.35);
        }
        .btn-pricing.outline {
            background: transparent;
            border: 2px solid var(--accent);
            color: var(--accent);
        }
        .btn-pricing.outline:hover {
            background: var(--accent);
            color: #fff;
        }
        @media (max-width: 768px) {
            .pricing-tiers {
                grid-template-columns: 1fr;
                max-width: 400px;
                margin: 0 auto;
            }
            .pricing-card.recommended {
                transform: none;
            }
            .pricing-card.recommended:hover {
                transform: translateY(-4px);
            }
        }

        /* ========== NEWS ========== */
        .news-layout {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: var(--gap-lg);
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .news-item {
            display: flex;
            gap: 16px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border);
            transition: all var(--transition);
            cursor: pointer;
        }
        .news-item:hover {
            background: #FAFBFC;
            margin: 0 -12px;
            padding-left: 12px;
            padding-right: 12px;
            border-radius: var(--radius-sm);
        }
        .news-date {
            flex-shrink: 0;
            width: 56px;
            text-align: center;
            font-weight: 700;
            color: var(--accent);
            font-size: 20px;
            line-height: 1.2;
        }
        .news-date small {
            display: block;
            font-size: 11px;
            font-weight: 400;
            color: var(--text-muted);
        }
        .news-content {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .news-content .news-title {
            font-weight: 600;
            font-size: 16px;
            color: var(--text-dark);
            line-height: 1.4;
        }
        .news-content .news-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
        }
        .news-content .btn-read {
            font-size: 13px;
            color: var(--accent);
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            width: fit-content;
            transition: all var(--transition);
        }
        .news-content .btn-read:hover {
            gap: 8px;
            color: #E03500;
        }
        .news-sidebar {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--border);
            height: fit-content;
            position: sticky;
            top: 80px;
        }
        .news-sidebar h4 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--text-dark);
        }
        .news-sidebar .hot-tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .news-sidebar .hot-tag-list span {
            padding: 6px 14px;
            border-radius: 16px;
            font-size: 13px;
            background: #F5F7FA;
            color: var(--text-muted);
            cursor: pointer;
            transition: all var(--transition);
            border: 1px solid transparent;
        }
        .news-sidebar .hot-tag-list span:hover {
            background: #FFF0EB;
            color: var(--accent);
            border-color: var(--accent);
        }
        @media (max-width: 768px) {
            .news-layout {
                grid-template-columns: 1fr;
            }
            .news-sidebar {
                position: static;
            }
        }

        /* ========== MEMBER ENTRY ========== */
        .member-entry {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--gap-lg);
            align-items: center;
            background: linear-gradient(135deg, #0A0E27 0%, #151B3D 100%);
            border-radius: var(--radius-xl);
            padding: var(--gap-xl);
            overflow: hidden;
            position: relative;
        }
        .member-entry::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(0, 229, 255, 0.08) 0%, transparent 70%);
            border-radius: 50%;
        }
        .member-text {
            position: relative;
            z-index: 1;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .member-text h3 {
            font-size: var(--font-h3);
            font-weight: 700;
            color: #fff;
        }
        .member-text p {
            color: #B0BAC5;
            font-size: 15px;
            line-height: 1.7;
        }
        .member-perks {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            list-style: none;
        }
        .member-perks li {
            background: rgba(255, 255, 255, 0.08);
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 13px;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .member-perks li i {
            color: var(--highlight);
        }
        .member-visual {
            position: relative;
            z-index: 1;
            display: flex;
            justify-content: center;
        }
        .member-visual img {
            border-radius: var(--radius-lg);
            max-width: 100%;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
        }
        @media (max-width: 768px) {
            .member-entry {
                grid-template-columns: 1fr;
                padding: var(--gap-lg);
            }
            .member-visual {
                order: -1;
            }
        }

        /* ========== CASE CARDS ========== */
        .case-scroll {
            display: flex;
            gap: var(--gap);
            overflow-x: auto;
            padding-bottom: 12px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
        }
        .case-scroll::-webkit-scrollbar {
            height: 6px;
        }
        .case-scroll::-webkit-scrollbar-track {
            background: #E8EDF2;
            border-radius: 3px;
        }
        .case-scroll::-webkit-scrollbar-thumb {
            background: #B0BAC5;
            border-radius: 3px;
        }
        .case-card {
            flex: 0 0 320px;
            scroll-snap-align: start;
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: all var(--transition);
            cursor: pointer;
        }
        .case-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-3px);
        }
        .case-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }
        .case-card .case-body {
            padding: 16px;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .case-card .case-tag {
            font-size: 11px;
            font-weight: 600;
            color: var(--accent);
            background: #FFF0EB;
            padding: 3px 10px;
            border-radius: 10px;
            width: fit-content;
        }
        .case-card .case-title {
            font-weight: 600;
            font-size: 15px;
            color: var(--text-dark);
        }
        @media (max-width: 520px) {
            .case-card {
                flex: 0 0 260px;
            }
        }

        /* ========== TESTIMONIALS ========== */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--gap);
        }
        .testimonial-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--border);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .testimonial-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
        }
        .testimonial-card .t-quote {
            font-size: 15px;
            color: var(--text-dark);
            line-height: 1.7;
            font-style: italic;
            position: relative;
            padding-left: 20px;
        }
        .testimonial-card .t-quote::before {
            content: '"';
            position: absolute;
            left: 0;
            top: -4px;
            font-size: 32px;
            color: var(--accent);
            font-weight: 700;
            line-height: 1;
        }
        .testimonial-card .t-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .t-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: #E8EDF2;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--accent);
            font-size: 14px;
        }
        .t-author .t-name {
            font-weight: 600;
            font-size: 14px;
            color: var(--text-dark);
        }
        .t-author .t-role {
            font-size: 12px;
            color: var(--text-muted);
        }
        @media (max-width: 768px) {
            .testimonials-grid {
                grid-template-columns: 1fr;
                max-width: 500px;
                margin: 0 auto;
            }
        }

        /* ========== PLATFORM GUARANTEE ========== */
        .guarantee-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--gap);
        }
        .guarantee-item {
            text-align: center;
            padding: 28px 16px;
            background: var(--bg-white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .guarantee-item:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
        }
        .guarantee-item .g-icon {
            font-size: 32px;
            color: var(--accent);
            margin-bottom: 12px;
        }
        .guarantee-item .g-title {
            font-weight: 600;
            font-size: 15px;
            color: var(--text-dark);
            margin-bottom: 6px;
        }
        .guarantee-item .g-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.5;
        }
        @media (max-width: 768px) {
            .guarantee-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .guarantee-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== BRAND STORY ========== */
        .brand-story {
            display: grid;
            grid-template-columns: 2fr 3fr;
            gap: var(--gap-lg);
            align-items: center;
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            padding: var(--gap-xl);
            border: 1px solid var(--border);
        }
        .brand-story .bs-visual {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--card-shadow);
        }
        .brand-story .bs-visual img {
            width: 100%;
            height: auto;
        }
        .brand-story .bs-text h3 {
            font-size: var(--font-h3);
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 16px;
        }
        .brand-story .bs-text p {
            color: var(--text-muted);
            line-height: 1.9;
            font-size: 15px;
        }
        @media (max-width: 768px) {
            .brand-story {
                grid-template-columns: 1fr;
                padding: var(--gap-lg);
            }
            .brand-story .bs-visual {
                order: -1;
                max-width: 400px;
                margin: 0 auto;
            }
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: all var(--transition-slow);
        }
        .faq-item.active {
            border-color: #D0D5DD;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
        }
        .faq-question {
            padding: 18px 24px;
            font-size: 17px;
            font-weight: 600;
            color: var(--text-dark);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            user-select: none;
            transition: background var(--transition);
            gap: 12px;
        }
        .faq-question:hover {
            background: #FAFBFC;
        }
        .faq-question i {
            transition: transform var(--transition-slow);
            color: var(--text-muted);
            flex-shrink: 0;
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
            color: var(--accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 24px;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }
        .faq-answer p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--accent);
            text-align: center;
            padding: var(--gap-xl) var(--gap);
        }
        .cta-section h2 {
            font-size: var(--font-h2);
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-section p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 24px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 16px 36px;
            border-radius: var(--radius-sm);
            font-size: 18px;
            font-weight: 700;
            color: var(--accent);
            background: #fff;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
        }
        .btn-cta-large:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--primary);
            color: #8899AA;
            padding: var(--gap-xl) 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: var(--gap-lg);
            padding-bottom: var(--gap-lg);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 16px;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            color: #8899AA;
            font-size: 14px;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: #fff;
        }
        .footer-subscribe {
            display: flex;
            gap: 8px;
            margin-top: 8px;
        }
        .footer-subscribe input {
            flex: 1;
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            background: #1A2240;
            border: 1px solid rgba(255, 255, 255, 0.12);
            color: #fff;
            font-size: 14px;
        }
        .footer-subscribe input::placeholder {
            color: #5A6378;
        }
        .footer-subscribe button {
            padding: 10px 18px;
            border-radius: var(--radius-sm);
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            font-size: 14px;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .footer-subscribe button:hover {
            background: #E03500;
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0;
            gap: 12px;
            font-size: 13px;
            color: #6B7280;
        }
        .footer-bottom a {
            color: #8899AA;
            transition: color var(--transition);
        }
        .footer-bottom a:hover {
            color: #fff;
        }
        .footer-bottom .fb-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== ANIMATIONS ========== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-in {
            animation: fadeInUp 0.6s ease forwards;
        }

        /* ========== UTILS ========== */
        .text-accent {
            color: var(--accent);
        }
        .text-highlight {
            color: var(--highlight);
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            border: 0;
        }

/* roulang page: category2 */
:root {
            --primary: #0A0E27;
            --accent: #FF3D00;
            --highlight: #00E5FF;
            --bg-light: #F5F7FA;
            --bg-white: #FFFFFF;
            --text-dark: #1A1A1A;
            --text-muted: #6B7280;
            --text-light: #8899AA;
            --border: #E8EDF2;
            --nav-bg: #0A0E27;
            --nav-text: #B0BAC5;
            --nav-active: #FFFFFF;
            --card-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
            --card-shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius: 8px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --transition: 0.2s ease;
            --transition-slow: 0.3s ease;
            --font-h1: 48px;
            --font-h2: 36px;
            --font-h3: 24px;
            --font-body: 16px;
            --font-sm: 14px;
            --font-xs: 12px;
            --max-width: 1280px;
            --gap: 24px;
            --gap-sm: 16px;
            --gap-lg: 40px;
            --gap-xl: 64px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Inter', 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;
            font-size: var(--font-body);
            line-height: 1.8;
            color: var(--text-dark);
            background: var(--bg-light);
            min-width: 320px;
            overflow-x: hidden;
            padding-top: 64px;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            cursor: pointer;
        }

        input:focus-visible,
        button:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--highlight);
            outline-offset: 2px;
            border-radius: 2px;
        }

        ul {
            list-style: none;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--gap);
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: var(--nav-bg);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: background var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--gap);
            gap: var(--gap);
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--accent);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            font-weight: 700;
            letter-spacing: -0.5px;
        }

        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.3px;
            white-space: nowrap;
        }

        .logo-text span {
            color: var(--highlight);
        }

        .nav-channels {
            display: flex;
            align-items: center;
            gap: 6px;
            flex: 1;
            justify-content: center;
            flex-wrap: wrap;
        }

        .nav-channels a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            border-radius: 20px;
            font-size: var(--font-sm);
            color: var(--nav-text);
            font-weight: 500;
            white-space: nowrap;
            transition: all var(--transition);
            position: relative;
        }

        .nav-channels a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-channels a.active {
            color: #fff;
            background: rgba(255, 61, 0, 0.15);
        }

        .nav-channels a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: #1A2240;
            border-radius: 20px;
            padding: 8px 16px;
            gap: 8px;
            border: 1px solid transparent;
            transition: all var(--transition);
        }

        .search-box:focus-within {
            border-color: var(--highlight);
            box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.1);
        }

        .search-box input {
            background: transparent;
            border: none;
            color: #fff;
            font-size: var(--font-sm);
            width: 140px;
            outline: none;
        }

        .search-box input::placeholder {
            color: #5A6378;
        }

        .search-box i {
            color: #5A6378;
            font-size: 14px;
        }

        .btn-login {
            padding: 8px 18px;
            border-radius: 20px;
            font-size: var(--font-sm);
            font-weight: 500;
            color: #fff;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.4);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-login:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
        }

        .btn-cta-nav {
            padding: 8px 18px;
            border-radius: 20px;
            font-size: var(--font-sm);
            font-weight: 600;
            color: #0A0E27;
            background: var(--highlight);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-cta-nav:hover {
            background: #00C8E0;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(0, 229, 255, 0.3);
        }

        .mobile-menu-toggle {
            display: none;
            background: transparent;
            border: none;
            color: #fff;
            font-size: 24px;
            cursor: pointer;
            padding: 8px;
            line-height: 1;
        }

        /* ========== HERO - Bento Layout ========== */
        .hero-section {
            background: var(--primary);
            position: relative;
            overflow: hidden;
            min-height: 520px;
            display: flex;
            align-items: center;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 55%;
            height: 100%;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.35;
            pointer-events: none;
            z-index: 0;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 55%;
            height: 100%;
            background: linear-gradient(270deg, rgba(10, 14, 39, 0.3) 0%, rgba(10, 14, 39, 0.9) 70%, rgba(10, 14, 39, 1) 100%);
            z-index: 1;
            pointer-events: none;
        }

        .hero-inner {
            position: relative;
            z-index: 2;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 60px var(--gap);
            width: 100%;
        }

        .hero-bento-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            grid-template-rows: auto auto;
            gap: 20px;
            align-items: start;
        }

        .hero-main-block {
            grid-row: 1 / 3;
            padding-right: 20px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 61, 0, 0.2);
            border: 1px solid rgba(255, 61, 0, 0.4);
            color: #FF8A65;
            font-size: var(--font-xs);
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }

        .hero-badge i {
            font-size: 10px;
            animation: pulse-dot 1.5s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }

        .hero-main-block h1 {
            font-size: var(--font-h1);
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.5px;
            line-height: 1.2;
            margin-bottom: 16px;
        }

        .hero-main-block h1 .highlight {
            color: var(--highlight);
        }

        .hero-main-block .hero-subtitle {
            font-size: 18px;
            color: #B0BAC5;
            line-height: 1.7;
            margin-bottom: 28px;
            max-width: 520px;
        }

        .hero-cta-row {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            background: var(--accent);
            color: #fff;
            cursor: pointer;
            transition: all var(--transition);
            border: none;
        }

        .btn-primary:hover {
            background: #E03500;
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(255, 61, 0, 0.35);
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.4);
            cursor: pointer;
            transition: all var(--transition);
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: #fff;
        }

        .hero-mini-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-lg);
            padding: 20px 22px;
            backdrop-filter: blur(8px);
            transition: all var(--transition);
        }

        .hero-mini-card:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.15);
            transform: translateY(-2px);
        }

        .hero-mini-card .mini-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            margin-bottom: 12px;
        }

        .mini-icon.orange {
            background: rgba(255, 61, 0, 0.2);
            color: #FF8A65;
        }

        .mini-icon.cyan {
            background: rgba(0, 229, 255, 0.2);
            color: #00E5FF;
        }

        .hero-mini-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 6px;
        }

        .hero-mini-card p {
            font-size: var(--font-sm);
            color: #8899AA;
            line-height: 1.5;
        }

        .hero-cta-strip {
            grid-column: 2;
            margin-top: 4px;
            background: rgba(0, 229, 255, 0.08);
            border: 1px solid rgba(0, 229, 255, 0.2);
            border-radius: var(--radius-lg);
            padding: 18px 20px;
            display: flex;
            align-items: center;
            gap: 14px;
            transition: all var(--transition);
            cursor: pointer;
        }

        .hero-cta-strip:hover {
            background: rgba(0, 229, 255, 0.14);
            border-color: rgba(0, 229, 255, 0.4);
        }

        .hero-cta-strip .strip-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--highlight);
            color: #0A0E27;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            flex-shrink: 0;
        }

        .hero-cta-strip .strip-text {
            flex: 1;
        }

        .hero-cta-strip .strip-text strong {
            display: block;
            color: #fff;
            font-size: 15px;
            font-weight: 600;
        }

        .hero-cta-strip .strip-text span {
            font-size: var(--font-xs);
            color: #8899AA;
        }

        .hero-cta-strip .strip-arrow {
            color: #00E5FF;
            font-size: 16px;
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: 64px 0;
        }

        .section-dark {
            background: var(--primary);
            color: #fff;
        }

        .section-white {
            background: var(--bg-white);
        }

        .section-light {
            background: var(--bg-light);
        }

        .section-header {
            margin-bottom: 40px;
        }

        .section-header h2 {
            font-size: var(--font-h2);
            font-weight: 700;
            letter-spacing: -0.3px;
            margin-bottom: 12px;
            color: var(--text-dark);
        }

        .section-dark .section-header h2,
        .section-dark .section-header p {
            color: #fff;
        }

        .section-header p {
            font-size: 17px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 680px;
        }

        .section-dark .section-header p {
            color: #B0BAC5;
        }

        /* ========== FEATURES GRID ========== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--gap);
        }

        .feature-card {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px;
            transition: all var(--transition);
            box-shadow: var(--card-shadow);
            position: relative;
            overflow: hidden;
        }

        .feature-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
            border-color: #d0d7df;
        }

        .feature-card .fc-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 16px;
        }

        .fc-icon.red {
            background: #FFF0EB;
            color: var(--accent);
        }

        .fc-icon.cyan {
            background: #E6FAFD;
            color: #00A8C4;
        }

        .fc-icon.green {
            background: #E8F8EF;
            color: #1DB954;
        }

        .fc-icon.purple {
            background: #F3EDFA;
            color: #7C3AED;
        }

        .fc-icon.amber {
            background: #FFF8E7;
            color: #F59E0B;
        }

        .fc-icon.blue {
            background: #E8F0FE;
            color: #3B82F6;
        }

        .feature-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-dark);
        }

        .feature-card p {
            font-size: var(--font-sm);
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ========== DATA COVERAGE ========== */
        .coverage-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--gap-lg);
            align-items: center;
        }

        .coverage-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--card-shadow-hover);
        }

        .coverage-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }

        .coverage-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .coverage-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 16px;
            background: var(--bg-white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }

        .coverage-item:hover {
            box-shadow: var(--card-shadow);
            border-color: #d0d7df;
        }

        .coverage-item .ci-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: #FFF0EB;
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            flex-shrink: 0;
        }

        .coverage-item .ci-info h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 4px;
        }

        .coverage-item .ci-info p {
            font-size: var(--font-sm);
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* ========== STATS STRIP ========== */
        .stats-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--gap);
            text-align: center;
        }

        .stat-block {
            padding: 24px;
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }

        .stat-block:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
        }

        .stat-number {
            font-size: 44px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: -1px;
            line-height: 1;
            margin-bottom: 8px;
        }

        .stat-number .unit {
            font-size: 20px;
            font-weight: 500;
            color: var(--text-muted);
        }

        .stat-label {
            font-size: var(--font-sm);
            color: var(--text-muted);
            font-weight: 500;
        }

        /* ========== PROCESS STEPS ========== */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--gap);
            position: relative;
        }

        .process-step {
            text-align: center;
            position: relative;
            padding: 20px;
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }

        .process-step:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
        }

        .process-step .step-number {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--accent);
            color: #fff;
            font-size: 20px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
        }

        .process-step h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 6px;
        }

        .process-step p {
            font-size: var(--font-sm);
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--bg-white);
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: #d0d7df;
        }

        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 22px;
            font-size: 17px;
            font-weight: 600;
            color: var(--text-dark);
            background: transparent;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            transition: all var(--transition);
            border: none;
            gap: 12px;
        }

        .faq-question:hover {
            background: #f9fafb;
        }

        .faq-question .faq-icon {
            font-size: 14px;
            color: var(--text-muted);
            transition: transform var(--transition-slow);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--accent);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
        }

        .faq-answer-inner {
            padding: 0 22px 20px;
            font-size: var(--font-body);
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: var(--accent);
            padding: 60px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            pointer-events: none;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
            pointer-events: none;
        }

        .cta-inner {
            position: relative;
            z-index: 1;
            max-width: 700px;
            margin: 0 auto;
            padding: 0 var(--gap);
        }

        .cta-inner h2 {
            font-size: var(--font-h2);
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }

        .cta-inner p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 28px;
            line-height: 1.7;
        }

        .btn-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            font-size: 16px;
            font-weight: 600;
            background: #fff;
            color: var(--accent);
            cursor: pointer;
            transition: all var(--transition);
            border: none;
        }

        .btn-white:hover {
            background: #f0f0f0;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0A0E27;
            padding: 48px 0 24px;
            color: #8899AA;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
            gap: var(--gap-lg);
            margin-bottom: 32px;
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: -0.2px;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            font-size: var(--font-sm);
            color: #8899AA;
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: #fff;
        }

        .footer-subscribe {
            display: flex;
            gap: 0;
            border-radius: var(--radius-sm);
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.15);
        }

        .footer-subscribe input {
            flex: 1;
            padding: 10px 14px;
            background: #1A2240;
            color: #fff;
            font-size: var(--font-sm);
            border: none;
            outline: none;
        }

        .footer-subscribe input::placeholder {
            color: #5A6378;
        }

        .footer-subscribe button {
            padding: 10px 18px;
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            font-size: var(--font-sm);
            border: none;
            cursor: pointer;
            transition: background var(--transition);
            white-space: nowrap;
        }

        .footer-subscribe button:hover {
            background: #E03500;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            font-size: var(--font-xs);
        }

        .fb-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            align-items: center;
        }

        .fb-links a {
            color: #8899AA;
            transition: color var(--transition);
        }

        .fb-links a:hover {
            color: #fff;
        }

        .fb-links span {
            color: #5A6378;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .nav-channels {
                gap: 2px;
            }
            .nav-channels a {
                padding: 6px 10px;
                font-size: var(--font-xs);
            }
            .search-box input {
                width: 100px;
            }
            .hero-bento-grid {
                grid-template-columns: 1fr;
                grid-template-rows: auto;
            }
            .hero-main-block {
                grid-row: auto;
                padding-right: 0;
            }
            .hero-cta-strip {
                grid-column: 1;
            }
            .hero-section::before,
            .hero-section::after {
                width: 100%;
            }
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-strip {
                grid-template-columns: repeat(2, 1fr);
            }
            .coverage-grid {
                grid-template-columns: 1fr;
            }
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            :root {
                --font-h1: 38px;
                --font-h2: 30px;
            }
        }

        @media (max-width: 768px) {
            .nav-channels {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--nav-bg);
                flex-direction: column;
                padding: 16px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
                gap: 4px;
                z-index: 999;
            }
            .nav-channels.open {
                display: flex;
            }
            .nav-channels a {
                width: 100%;
                padding: 12px 16px;
                border-radius: var(--radius);
                font-size: var(--font-sm);
            }
            .mobile-menu-toggle {
                display: block;
            }
            .nav-actions .search-box {
                display: none;
            }
            .nav-actions .btn-login {
                display: none;
            }
            .hero-inner {
                padding: 40px var(--gap-sm);
            }
            .hero-main-block h1 {
                font-size: 32px;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .features-grid {
                grid-template-columns: 1fr;
            }
            .stats-strip {
                grid-template-columns: 1fr 1fr;
                gap: var(--gap-sm);
            }
            .stat-number {
                font-size: 32px;
            }
            .process-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--gap);
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .fb-links {
                justify-content: center;
                gap: 10px;
            }
            .section {
                padding: 40px 0;
            }
            .container {
                padding: 0 var(--gap-sm);
            }
            :root {
                --font-h1: 32px;
                --font-h2: 26px;
                --font-h3: 20px;
                --gap: 16px;
            }
            .btn-primary,
            .btn-outline-light,
            .btn-white {
                padding: 11px 20px;
                font-size: 14px;
                min-height: 48px;
            }
            .hero-cta-row {
                flex-direction: column;
            }
            .hero-cta-row .btn-primary,
            .hero-cta-row .btn-outline-light {
                width: 100%;
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            .stats-strip {
                grid-template-columns: 1fr;
            }
            .hero-mini-card {
                padding: 16px;
            }
            .hero-cta-strip {
                flex-direction: column;
                text-align: center;
            }
            .feature-card {
                padding: 20px;
            }
            .coverage-item {
                flex-direction: column;
                align-items: flex-start;
            }
            .footer-subscribe {
                flex-direction: column;
            }
            .footer-subscribe button {
                width: 100%;
                padding: 12px;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #0A0E27;
            --accent: #FF3D00;
            --highlight: #00E5FF;
            --bg-light: #F5F7FA;
            --bg-white: #FFFFFF;
            --text-dark: #1A1A1A;
            --text-muted: #6B7280;
            --text-light: #8899AA;
            --border: #E8EDF2;
            --nav-bg: #0A0E27;
            --nav-text: #B0BAC5;
            --nav-active: #FFFFFF;
            --card-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
            --card-shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius: 8px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --transition: 0.2s ease;
            --transition-slow: 0.3s ease;
            --font-h1: 48px;
            --font-h2: 36px;
            --font-h3: 24px;
            --font-body: 16px;
            --font-sm: 14px;
            --font-xs: 12px;
            --max-width: 1280px;
            --gap: 24px;
            --gap-sm: 16px;
            --gap-lg: 40px;
            --gap-xl: 64px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Inter', 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;
            font-size: var(--font-body);
            line-height: 1.8;
            color: var(--text-dark);
            background: var(--bg-light);
            min-width: 320px;
            overflow-x: hidden;
            padding-top: 64px;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            cursor: pointer;
        }

        input:focus-visible,
        button:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--highlight);
            outline-offset: 2px;
            border-radius: 2px;
        }

        ul {
            list-style: none;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--gap);
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: var(--nav-bg);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: background var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--gap);
            gap: var(--gap);
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--accent);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            font-weight: 700;
            letter-spacing: -0.5px;
        }

        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.3px;
            white-space: nowrap;
        }

        .logo-text span {
            color: var(--highlight);
        }

        .nav-channels {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
            flex-wrap: wrap;
        }

        .nav-channels a {
            display: inline-flex;
            align-items: center;
            padding: 7px 12px;
            border-radius: 20px;
            font-size: var(--font-sm);
            color: var(--nav-text);
            font-weight: 500;
            white-space: nowrap;
            transition: all var(--transition);
            position: relative;
        }

        .nav-channels a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-channels a.active {
            color: #fff;
            background: rgba(255, 61, 0, 0.15);
        }

        .nav-channels a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: #1A2240;
            border-radius: 20px;
            padding: 8px 14px;
            gap: 8px;
            border: 1px solid transparent;
            transition: all var(--transition);
        }

        .search-box:focus-within {
            border-color: var(--highlight);
            box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.1);
        }

        .search-box input {
            background: transparent;
            border: none;
            color: #fff;
            font-size: var(--font-sm);
            width: 120px;
            outline: none;
        }

        .search-box input::placeholder {
            color: #5A6378;
        }

        .search-box i {
            color: #5A6378;
            font-size: 14px;
        }

        .btn-login {
            padding: 8px 16px;
            border-radius: 20px;
            font-size: var(--font-sm);
            font-weight: 500;
            color: #fff;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.4);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-login:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
        }

        .btn-highlight {
            padding: 8px 18px;
            border-radius: 20px;
            font-size: var(--font-sm);
            font-weight: 600;
            color: #0A0E27;
            background: var(--highlight);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-highlight:hover {
            background: #00C8E0;
            box-shadow: 0 4px 16px rgba(0, 229, 255, 0.35);
            transform: translateY(-1px);
        }

        .hamburger-btn {
            display: none;
            background: transparent;
            border: none;
            color: #fff;
            font-size: 22px;
            cursor: pointer;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }

        .hamburger-btn:hover {
            background: rgba(255, 255, 255, 0.08);
        }

        /* ========== HERO ========== */
        .hero-section {
            background: var(--primary);
            padding: 60px 0 70px;
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -120px;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(0, 229, 255, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -60px;
            left: -80px;
            width: 350px;
            height: 350px;
            background: radial-gradient(circle, rgba(255, 61, 0, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-inner {
            display: flex;
            align-items: center;
            gap: var(--gap-xl);
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--gap);
            position: relative;
            z-index: 1;
        }

        .hero-content {
            flex: 1;
            min-width: 0;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(0, 229, 255, 0.12);
            color: var(--highlight);
            font-size: var(--font-sm);
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .hero-content h1 {
            font-size: var(--font-h1);
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.5px;
            line-height: 1.2;
            margin-bottom: 16px;
        }

        .hero-content h1 .highlight-text {
            color: var(--highlight);
        }

        .hero-subtitle {
            font-size: 18px;
            color: #B0BAC5;
            line-height: 1.7;
            margin-bottom: 28px;
            max-width: 520px;
        }

        .hero-buttons {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            font-size: var(--font-body);
            border-radius: var(--radius);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: #E03500;
            box-shadow: 0 6px 20px rgba(255, 61, 0, 0.35);
            transform: translateY(-2px);
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: var(--font-body);
            border-radius: var(--radius);
            border: 2px solid rgba(255, 255, 255, 0.35);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.06);
            transform: translateY(-2px);
        }

        .hero-visual {
            flex: 1;
            min-width: 0;
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .hero-visual img {
            max-width: 100%;
            border-radius: var(--radius-lg);
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .hero-stats-row {
            display: flex;
            gap: 28px;
            margin-top: 20px;
            flex-wrap: wrap;
        }

        .hero-stat-item {
            text-align: center;
        }

        .hero-stat-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: -1px;
            line-height: 1;
        }

        .hero-stat-label {
            font-size: var(--font-xs);
            color: #8899AA;
            margin-top: 4px;
            letter-spacing: 0.3px;
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: var(--gap-xl) 0;
        }

        .section-dark {
            background: var(--primary);
            color: #fff;
        }

        .section-light {
            background: var(--bg-white);
        }

        .section-label {
            display: inline-block;
            font-size: var(--font-sm);
            font-weight: 600;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 1.5px;
            margin-bottom: 8px;
        }

        .section-title {
            font-size: var(--font-h2);
            font-weight: 700;
            letter-spacing: -0.3px;
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .section-dark .section-title {
            color: #fff;
        }

        .section-desc {
            font-size: var(--font-body);
            color: var(--text-muted);
            max-width: 680px;
            line-height: 1.8;
            margin-bottom: var(--gap-lg);
        }

        .section-dark .section-desc {
            color: #B0BAC5;
        }

        /* ========== CARDS ========== */
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--gap);
        }

        .cards-grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--gap);
        }

        .cards-grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--gap);
        }

        .card {
            background: var(--bg-white);
            border-radius: var(--radius);
            padding: 28px;
            border: 1px solid var(--border);
            box-shadow: var(--card-shadow);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
            border-color: #d0d7de;
        }

        .card-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            flex-shrink: 0;
        }

        .card-icon.red {
            background: rgba(255, 61, 0, 0.1);
            color: var(--accent);
        }

        .card-icon.cyan {
            background: rgba(0, 229, 255, 0.1);
            color: var(--highlight);
        }

        .card-icon.dark {
            background: rgba(10, 14, 39, 0.06);
            color: var(--primary);
        }

        .card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-dark);
            line-height: 1.4;
        }

        .card p {
            font-size: var(--font-sm);
            color: var(--text-muted);
            line-height: 1.7;
            flex: 1;
        }

        .card-tag {
            display: inline-block;
            font-size: var(--font-xs);
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 12px;
            background: #F0F4F8;
            color: var(--text-muted);
            align-self: flex-start;
        }

        /* ========== BUTTONS ========== */
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 12px 24px;
            background: transparent;
            color: var(--accent);
            font-weight: 600;
            font-size: var(--font-sm);
            border-radius: var(--radius);
            border: 2px solid var(--accent);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-secondary:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-1px);
        }

        .btn-text {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: var(--font-sm);
            color: var(--accent);
            transition: all var(--transition);
            background: none;
            padding: 0;
        }

        .btn-text:hover {
            gap: 10px;
            color: #E03500;
        }

        .btn-text i {
            font-size: 12px;
            transition: transform var(--transition);
        }

        .btn-text:hover i {
            transform: translateX(3px);
        }

        /* ========== ANALYSIS DIMENSIONS ========== */
        .dimension-bar-wrap {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .dimension-bar-item {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .dimension-bar-label {
            width: 100px;
            font-size: var(--font-sm);
            font-weight: 600;
            color: var(--text-dark);
            flex-shrink: 0;
            text-align: right;
        }

        .dimension-bar-track {
            flex: 1;
            height: 10px;
            background: #E8EDF2;
            border-radius: 5px;
            overflow: hidden;
        }

        .dimension-bar-fill {
            height: 100%;
            border-radius: 5px;
            background: var(--accent);
            transition: width 1.2s ease;
            position: relative;
        }

        .dimension-bar-fill.cyan-fill {
            background: var(--highlight);
        }

        .dimension-bar-value {
            width: 40px;
            font-size: var(--font-sm);
            font-weight: 700;
            color: var(--text-dark);
            flex-shrink: 0;
        }

        /* ========== PROCESS STEPS ========== */
        .process-steps {
            display: flex;
            gap: var(--gap);
            flex-wrap: wrap;
            counter-reset: step;
        }

        .process-step {
            flex: 1;
            min-width: 200px;
            background: var(--bg-white);
            border-radius: var(--radius);
            padding: 28px;
            border: 1px solid var(--border);
            box-shadow: var(--card-shadow);
            position: relative;
            transition: all var(--transition);
            counter-increment: step;
        }

        .process-step:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
        }

        .process-step::before {
            content: counter(step);
            position: absolute;
            top: -16px;
            left: 28px;
            width: 32px;
            height: 32px;
            background: var(--accent);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 14px;
        }

        .process-step h3 {
            font-size: 18px;
            font-weight: 600;
            margin-top: 8px;
            margin-bottom: 8px;
            color: var(--text-dark);
        }

        .process-step p {
            font-size: var(--font-sm);
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ========== COMPARISON TABLE ========== */
        .comparison-table-wrap {
            overflow-x: auto;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--card-shadow);
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            background: var(--bg-white);
            font-size: var(--font-sm);
            min-width: 700px;
        }

        .comparison-table thead th {
            background: var(--primary);
            color: #fff;
            padding: 14px 16px;
            font-weight: 600;
            text-align: center;
            white-space: nowrap;
        }

        .comparison-table thead th:first-child {
            text-align: left;
            border-radius: var(--radius) 0 0 0;
        }

        .comparison-table thead th:last-child {
            border-radius: 0 var(--radius) 0 0;
        }

        .comparison-table tbody td {
            padding: 12px 16px;
            text-align: center;
            border-bottom: 1px solid #f0f3f7;
            color: var(--text-dark);
        }

        .comparison-table tbody td:first-child {
            text-align: left;
            font-weight: 600;
            color: var(--text-dark);
        }

        .comparison-table tbody tr:hover {
            background: #FAFBFC;
        }

        .comparison-table .highlight-cell {
            color: var(--accent);
            font-weight: 700;
        }

        .comparison-table .win-rate-bar {
            display: inline-block;
            height: 8px;
            border-radius: 4px;
            background: var(--accent);
            vertical-align: middle;
            margin-right: 6px;
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: all var(--transition-slow);
            box-shadow: var(--card-shadow);
        }

        .faq-question {
            width: 100%;
            padding: 18px 22px;
            background: transparent;
            text-align: left;
            font-size: 18px;
            font-weight: 600;
            color: var(--text-dark);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            cursor: pointer;
            transition: background var(--transition);
            border: none;
            outline: none;
        }

        .faq-question:hover {
            background: #FAFBFC;
        }

        .faq-question i {
            font-size: 14px;
            color: var(--text-muted);
            transition: transform var(--transition-slow);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--accent);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 22px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 20px;
        }

        .faq-answer p {
            font-size: var(--font-body);
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--accent);
            padding: 56px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-inner {
            position: relative;
            z-index: 1;
            max-width: 700px;
            margin: 0 auto;
            padding: 0 var(--gap);
        }

        .cta-inner h2 {
            font-size: var(--font-h2);
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }

        .cta-inner p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 28px;
            line-height: 1.7;
        }

        .btn-cta-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background: #fff;
            color: var(--accent);
            font-weight: 700;
            font-size: var(--font-body);
            border-radius: var(--radius);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-cta-white:hover {
            background: #FFEEE8;
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.2);
            transform: translateY(-2px);
        }

        /* ========== FEATURE SHOWCASE ========== */
        .feature-showcase {
            display: flex;
            align-items: center;
            gap: var(--gap-xl);
            flex-wrap: wrap;
        }

        .feature-showcase.reverse {
            flex-direction: row-reverse;
        }

        .feature-showcase-text {
            flex: 1;
            min-width: 280px;
        }

        .feature-showcase-text h3 {
            font-size: var(--font-h3);
            font-weight: 700;
            margin-bottom: 12px;
            letter-spacing: -0.2px;
        }

        .feature-showcase-text p {
            font-size: var(--font-body);
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .feature-showcase-visual {
            flex: 1;
            min-width: 280px;
            display: flex;
            justify-content: center;
        }

        .feature-showcase-visual img {
            border-radius: var(--radius-lg);
            box-shadow: var(--card-shadow-hover);
            border: 1px solid var(--border);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0A0E27;
            padding: 48px 0 0;
            color: #8899AA;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: var(--gap-lg);
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: -0.2px;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul li a {
            font-size: var(--font-sm);
            color: #8899AA;
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: #fff;
        }

        .footer-subscribe {
            display: flex;
            gap: 8px;
            margin-top: 4px;
        }

        .footer-subscribe input {
            flex: 1;
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            background: #1A2240;
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: #fff;
            font-size: var(--font-sm);
            min-width: 0;
        }

        .footer-subscribe input::placeholder {
            color: #5A6378;
        }

        .footer-subscribe button {
            padding: 10px 18px;
            border-radius: var(--radius-sm);
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            font-size: var(--font-sm);
            white-space: nowrap;
            transition: background var(--transition);
        }

        .footer-subscribe button:hover {
            background: #E03500;
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding: 20px 0;
            font-size: var(--font-xs);
            color: #6B7280;
        }

        .fb-links {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            align-items: center;
        }

        .fb-links a {
            color: #6B7280;
            transition: color var(--transition);
        }

        .fb-links a:hover {
            color: #fff;
        }

        .fb-links span {
            color: #6B7280;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            :root {
                --font-h1: 36px;
                --font-h2: 28px;
                --font-h3: 20px;
                --gap-xl: 40px;
            }
            .nav-channels {
                gap: 2px;
            }
            .nav-channels a {
                padding: 6px 10px;
                font-size: var(--font-xs);
            }
            .search-box input {
                width: 80px;
            }
            .cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .cards-grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-inner {
                flex-direction: column;
                text-align: center;
                gap: var(--gap-lg);
            }
            .hero-content h1 {
                font-size: 36px;
            }
            .hero-subtitle {
                max-width: 100%;
                margin: 0 auto 24px;
            }
            .hero-buttons {
                justify-content: center;
            }
            .hero-stats-row {
                justify-content: center;
            }
            .hero-visual img {
                max-width: 80%;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--gap);
            }
            .feature-showcase {
                flex-direction: column;
                gap: var(--gap-lg);
            }
            .feature-showcase.reverse {
                flex-direction: column;
            }
            .feature-showcase-visual img {
                max-width: 90%;
            }
        }

        @media (max-width: 768px) {
            :root {
                --font-h1: 30px;
                --font-h2: 24px;
                --font-h3: 18px;
                --gap: 16px;
                --gap-lg: 24px;
                --gap-xl: 36px;
            }
            .header-inner {
                height: 56px;
                padding: 0 var(--gap-sm);
                gap: 10px;
            }
            .nav-channels {
                display: none;
                position: absolute;
                top: 56px;
                left: 0;
                right: 0;
                background: var(--nav-bg);
                flex-direction: column;
                padding: 12px var(--gap-sm);
                gap: 4px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
                z-index: 999;
            }
            .nav-channels.open {
                display: flex;
            }
            .nav-channels a {
                width: 100%;
                padding: 10px 14px;
                border-radius: var(--radius-sm);
                font-size: var(--font-sm);
            }
            .hamburger-btn {
                display: block;
            }
            .search-box {
                display: none;
            }
            .btn-login {
                padding: 6px 12px;
                font-size: var(--font-xs);
            }
            .btn-highlight {
                padding: 6px 14px;
                font-size: var(--font-xs);
            }
            .hero-section {
                padding: 40px 0 40px;
            }
            .hero-content h1 {
                font-size: 28px;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .hero-stats-row {
                gap: 16px;
            }
            .hero-stat-number {
                font-size: 24px;
            }
            .cards-grid,
            .cards-grid-2,
            .cards-grid-4 {
                grid-template-columns: 1fr;
            }
            .process-steps {
                flex-direction: column;
            }
            .process-step {
                min-width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--gap);
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .fb-links {
                justify-content: center;
                gap: 10px;
            }
            .dimension-bar-label {
                width: 70px;
                font-size: var(--font-xs);
            }
            .comparison-table-wrap {
                border-radius: var(--radius-sm);
            }
            .comparison-table {
                font-size: var(--font-xs);
                min-width: 550px;
            }
            .comparison-table thead th,
            .comparison-table tbody td {
                padding: 8px 10px;
            }
            .cta-inner h2 {
                font-size: 24px;
            }
            .cta-inner p {
                font-size: 15px;
            }
            .btn-primary,
            .btn-outline-light,
            .btn-cta-white {
                padding: 12px 22px;
                font-size: var(--font-sm);
            }
            .section {
                padding: var(--gap-lg) 0;
            }
            .faq-question {
                font-size: 16px;
                padding: 14px 16px;
            }
            .faq-answer {
                padding: 0 16px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 16px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --font-h1: 26px;
                --font-h2: 22px;
                --gap-sm: 12px;
            }
            .container {
                padding: 0 var(--gap-sm);
            }
            .hero-inner {
                padding: 0 var(--gap-sm);
            }
            .hero-visual img {
                max-width: 100%;
            }
            .hero-buttons {
                flex-direction: column;
                width: 100%;
            }
            .hero-buttons .btn-primary,
            .hero-buttons .btn-outline-light {
                width: 100%;
                justify-content: center;
            }
            .card {
                padding: 20px;
            }
            .footer-subscribe {
                flex-direction: column;
            }
            .footer-subscribe button {
                width: 100%;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #0A0E27;
            --accent: #FF3D00;
            --highlight: #00E5FF;
            --bg-light: #F5F7FA;
            --bg-white: #FFFFFF;
            --text-dark: #1A1A1A;
            --text-muted: #6B7280;
            --text-light: #8899AA;
            --border: #E8EDF2;
            --nav-bg: #0A0E27;
            --nav-text: #B0BAC5;
            --nav-active: #FFFFFF;
            --card-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
            --card-shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius: 8px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --transition: 0.2s ease;
            --transition-slow: 0.3s ease;
            --font-h1: 48px;
            --font-h2: 36px;
            --font-h3: 24px;
            --font-body: 16px;
            --font-sm: 14px;
            --font-xs: 12px;
            --max-width: 1280px;
            --gap: 24px;
            --gap-sm: 16px;
            --gap-lg: 40px;
            --gap-xl: 64px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Inter', 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;
            font-size: var(--font-body);
            line-height: 1.8;
            color: var(--text-dark);
            background: var(--bg-light);
            min-width: 320px;
            overflow-x: hidden;
            padding-top: 64px;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            cursor: pointer;
        }

        input:focus-visible,
        button:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--highlight);
            outline-offset: 2px;
            border-radius: 2px;
        }

        ul {
            list-style: none;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--gap);
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: var(--nav-bg);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: background var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--gap);
            gap: var(--gap);
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--accent);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            font-weight: 700;
            letter-spacing: -0.5px;
        }

        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.3px;
            white-space: nowrap;
        }

        .logo-text span {
            color: var(--highlight);
        }

        .nav-channels {
            display: flex;
            align-items: center;
            gap: 6px;
            flex: 1;
            justify-content: center;
            flex-wrap: wrap;
        }

        .nav-channels a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            border-radius: 20px;
            font-size: var(--font-sm);
            color: var(--nav-text);
            font-weight: 500;
            white-space: nowrap;
            transition: all var(--transition);
            position: relative;
        }

        .nav-channels a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-channels a.active {
            color: #fff;
            background: rgba(255, 61, 0, 0.15);
        }

        .nav-channels a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: #1A2240;
            border-radius: 20px;
            padding: 8px 16px;
            gap: 8px;
            border: 1px solid transparent;
            transition: all var(--transition);
        }

        .search-box:focus-within {
            border-color: var(--highlight);
            box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.1);
        }

        .search-box input {
            background: transparent;
            border: none;
            color: #fff;
            font-size: var(--font-sm);
            width: 140px;
            outline: none;
        }

        .search-box input::placeholder {
            color: #5A6378;
        }

        .search-box i {
            color: #5A6378;
            font-size: 14px;
        }

        .btn-login {
            padding: 8px 18px;
            border-radius: 20px;
            font-size: var(--font-sm);
            font-weight: 500;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.4);
            background: transparent;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-login:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.1);
        }

        .btn-highlight {
            padding: 8px 18px;
            border-radius: 20px;
            font-size: var(--font-sm);
            font-weight: 600;
            color: #0A0E27;
            background: var(--highlight);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-highlight:hover {
            background: #00C8E0;
            transform: scale(1.03);
            box-shadow: 0 4px 16px rgba(0, 229, 255, 0.35);
        }

        .hamburger-btn {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 24px;
            cursor: pointer;
            padding: 8px;
            line-height: 1;
            flex-shrink: 0;
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            background: var(--primary);
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            min-height: 520px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 14, 39, 0.92) 0%, rgba(10, 14, 39, 0.75) 40%, rgba(10, 14, 39, 0.6) 100%);
            z-index: 1;
        }

        .hero-inner {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: var(--gap-xl);
            max-width: var(--max-width);
            margin: 0 auto;
            padding: var(--gap-xl) var(--gap);
            width: 100%;
        }

        .hero-content {
            flex: 1;
            max-width: 620px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent);
            color: #fff;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: var(--font-sm);
            font-weight: 700;
            letter-spacing: 0.5px;
            margin-bottom: 20px;
            animation: badgePulse 2s ease-in-out infinite;
            white-space: nowrap;
        }

        @keyframes badgePulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(255, 61, 0, 0.5);
            }
            50% {
                box-shadow: 0 0 0 14px rgba(255, 61, 0, 0);
            }
        }

        .hero-badge i {
            font-size: 13px;
        }

        .hero-content h1 {
            font-size: var(--font-h1);
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.5px;
            line-height: 1.2;
            margin-bottom: 16px;
        }

        .hero-content h1 span {
            color: var(--highlight);
        }

        .hero-subtitle {
            font-size: 18px;
            color: #B0BAC5;
            line-height: 1.7;
            margin-bottom: 12px;
        }

        .hero-countdown {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius);
            padding: 10px 18px;
            color: #fff;
            font-size: var(--font-sm);
            font-weight: 600;
            margin-bottom: 28px;
            white-space: nowrap;
        }

        .hero-countdown .cd-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #00FF88;
            animation: dotBlink 1s ease-in-out infinite;
        }

        @keyframes dotBlink {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }

        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius);
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            background: var(--accent);
            transition: all var(--transition);
            white-space: nowrap;
            border: 2px solid var(--accent);
        }

        .btn-primary:hover {
            background: #E03500;
            border-color: #E03500;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 61, 0, 0.35);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius);
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.45);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            transform: translateY(-2px);
        }

        .hero-visual {
            flex: 1;
            max-width: 480px;
            display: flex;
            flex-direction: column;
            gap: 14px;
            flex-shrink: 0;
        }

        .hero-stat-cards {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }

        .hero-stat-card {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-lg);
            padding: 18px 16px;
            text-align: center;
            backdrop-filter: blur(6px);
            transition: all var(--transition);
        }

        .hero-stat-card:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.2);
            transform: translateY(-2px);
        }

        .hero-stat-number {
            font-size: 36px;
            font-weight: 700;
            color: var(--highlight);
            letter-spacing: -1px;
            line-height: 1;
            margin-bottom: 6px;
        }

        .hero-stat-label {
            font-size: var(--font-xs);
            color: #8899AA;
            font-weight: 500;
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: var(--gap-xl) 0;
        }

        .section-dark {
            background: var(--primary);
            color: #fff;
        }

        .section-label {
            display: inline-block;
            font-size: var(--font-xs);
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            color: var(--accent);
            margin-bottom: 8px;
        }

        .section-title {
            font-size: var(--font-h2);
            font-weight: 700;
            letter-spacing: -0.3px;
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .section-desc {
            font-size: var(--font-body);
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 700px;
        }

        .section-dark .section-title {
            color: #fff;
        }
        .section-dark .section-desc {
            color: #B0BAC5;
        }

        /* ========== STATS ROW ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--gap);
            margin-top: var(--gap-lg);
        }

        .stat-item {
            text-align: center;
            padding: var(--gap);
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--card-shadow);
            transition: all var(--transition);
            border: 1px solid var(--border);
        }

        .stat-item:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
        }

        .stat-number {
            font-size: 44px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: -1px;
            line-height: 1;
            margin-bottom: 8px;
        }

        .stat-number .plus {
            color: var(--highlight);
            font-size: 28px;
        }

        .stat-label {
            font-size: var(--font-sm);
            color: var(--text-muted);
            font-weight: 500;
        }

        /* ========== FEATURE GRID ========== */
        .feature-grid-asym {
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            gap: var(--gap);
            margin-top: var(--gap-lg);
            align-items: stretch;
        }

        .feature-card-large {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--card-shadow);
            border: 1px solid var(--border);
            display: flex;
            flex-direction: column;
            transition: all var(--transition);
        }

        .feature-card-large:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
        }

        .feature-card-large .fc-img {
            height: 240px;
            overflow: hidden;
        }

        .feature-card-large .fc-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .feature-card-large:hover .fc-img img {
            transform: scale(1.05);
        }

        .feature-card-large .fc-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .feature-card-large .fc-body h3 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-dark);
        }

        .feature-card-large .fc-body p {
            font-size: var(--font-sm);
            color: var(--text-muted);
            line-height: 1.7;
            flex: 1;
        }

        .feature-card-small {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--card-shadow);
            border: 1px solid var(--border);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .feature-card-small:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
        }

        .feature-card-small .fc-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius);
            background: rgba(255, 61, 0, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--accent);
            flex-shrink: 0;
        }

        .feature-card-small h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-dark);
        }

        .feature-card-small p {
            font-size: var(--font-sm);
            color: var(--text-muted);
            line-height: 1.6;
        }

        .feature-cards-stack {
            display: flex;
            flex-direction: column;
            gap: var(--gap);
        }

        /* ========== TOURNAMENT CARDS ========== */
        .tournament-scroll {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--gap);
            margin-top: var(--gap-lg);
        }

        .tournament-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--card-shadow);
            border: 1px solid var(--border);
            transition: all var(--transition);
            cursor: pointer;
        }

        .tournament-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-4px);
        }

        .tournament-card .tc-img {
            position: relative;
            height: 160px;
            overflow: hidden;
        }

        .tournament-card .tc-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .tournament-card:hover .tc-img img {
            transform: scale(1.06);
        }

        .tc-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--accent);
            color: #fff;
            padding: 4px 10px;
            border-radius: 12px;
            font-size: 11px;
            font-weight: 700;
            letter-spacing: 0.5px;
            z-index: 2;
        }

        .tc-badge.live {
            background: #00CC66;
            animation: badgePulse 1.5s ease-in-out infinite;
        }

        .tournament-card .tc-body {
            padding: 16px;
        }

        .tournament-card .tc-body h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text-dark);
            line-height: 1.4;
        }

        .tournament-card .tc-body .tc-meta {
            font-size: var(--font-xs);
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .tc-tag {
            display: inline-block;
            padding: 3px 8px;
            border-radius: 10px;
            font-size: 11px;
            font-weight: 600;
            background: #F0F2F5;
            color: #4A5568;
        }

        /* ========== DEEP CONTENT ========== */
        .deep-content-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--gap-xl);
            align-items: center;
            margin-top: var(--gap-lg);
        }

        .deep-content-block .dc-text h3 {
            font-size: 26px;
            font-weight: 700;
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .deep-content-block .dc-text p {
            font-size: var(--font-body);
            color: var(--text-muted);
            line-height: 1.9;
            margin-bottom: 12px;
        }

        .deep-content-block .dc-img {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--card-shadow);
        }

        .deep-content-block .dc-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 320px;
            transition: transform 0.4s ease;
        }

        .deep-content-block .dc-img:hover img {
            transform: scale(1.03);
        }

        .section-dark .dc-text h3 {
            color: #fff;
        }
        .section-dark .dc-text p {
            color: #B0BAC5;
        }

        /* ========== STEPS ========== */
        .steps-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--gap);
            margin-top: var(--gap-lg);
            position: relative;
        }

        .step-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--card-shadow);
            border: 1px solid var(--border);
            text-align: center;
            transition: all var(--transition);
            position: relative;
        }

        .step-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-3px);
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--accent);
            color: #fff;
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .step-card h4 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-dark);
        }

        .step-card p {
            font-size: var(--font-sm);
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ========== FAQ ========== */
        .faq-list {
            margin-top: var(--gap-lg);
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: all var(--transition-slow);
        }

        .faq-item summary {
            padding: 18px 24px;
            font-size: 18px;
            font-weight: 600;
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            color: var(--text-dark);
            transition: color var(--transition);
            user-select: none;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 14px;
            color: var(--text-muted);
            transition: transform var(--transition-slow);
            flex-shrink: 0;
        }

        .faq-item[open] summary {
            background: #F5F7FA;
            color: var(--accent);
        }

        .faq-item[open] summary::after {
            transform: rotate(180deg);
            color: var(--accent);
        }

        .faq-item .faq-body {
            padding: 0 24px 20px;
            font-size: var(--font-body);
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--accent);
            padding: var(--gap-xl) 0;
            text-align: center;
        }

        .cta-section .section-title {
            color: #fff;
            font-size: 32px;
            margin-bottom: 8px;
        }

        .cta-section .section-desc {
            color: rgba(255, 255, 255, 0.85);
            margin: 0 auto 24px;
            font-size: 17px;
        }

        .cta-section .btn-primary {
            background: #fff;
            color: var(--accent);
            border-color: #fff;
            font-size: 17px;
            padding: 16px 36px;
        }

        .cta-section .btn-primary:hover {
            background: #FFEEEA;
            border-color: #FFEEEA;
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.2);
            transform: translateY(-3px);
        }

        .cta-section .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 16px 36px;
            border-radius: var(--radius);
            font-size: 17px;
            font-weight: 600;
            color: #fff;
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.6);
            transition: all var(--transition);
            white-space: nowrap;
            margin-left: 12px;
        }

        .cta-section .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.12);
            transform: translateY(-3px);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--primary);
            color: #8899AA;
            padding: var(--gap-xl) 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
            gap: var(--gap-xl);
            padding-bottom: var(--gap-lg);
        }

        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul li a {
            color: #8899AA;
            font-size: var(--font-sm);
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: #fff;
        }

        .footer-subscribe {
            display: flex;
            gap: 8px;
            margin-top: 4px;
        }

        .footer-subscribe input {
            flex: 1;
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            background: #1A2240;
            border: 1px solid rgba(255, 255, 255, 0.15);
            color: #fff;
            font-size: var(--font-sm);
        }

        .footer-subscribe input::placeholder {
            color: #5A6378;
        }

        .footer-subscribe button {
            padding: 10px 18px;
            border-radius: var(--radius-sm);
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            font-size: var(--font-sm);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .footer-subscribe button:hover {
            background: #E03500;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: var(--font-xs);
        }

        .fb-links {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            align-items: center;
        }

        .fb-links a {
            color: #8899AA;
            transition: color var(--transition);
        }

        .fb-links a:hover {
            color: #fff;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .nav-channels {
                gap: 2px;
            }
            .nav-channels a {
                padding: 6px 10px;
                font-size: 12px;
            }
            .search-box input {
                width: 100px;
            }
            .hero-inner {
                flex-direction: column;
                gap: var(--gap-lg);
                padding: var(--gap-lg) var(--gap);
            }
            .hero-content {
                max-width: 100%;
                text-align: center;
            }
            .hero-content h1 {
                font-size: 36px;
            }
            .hero-actions {
                justify-content: center;
            }
            .hero-visual {
                max-width: 100%;
            }
            .hero-stat-cards {
                grid-template-columns: repeat(4, 1fr);
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .feature-grid-asym {
                grid-template-columns: 1fr;
            }
            .tournament-scroll {
                grid-template-columns: repeat(2, 1fr);
            }
            .deep-content-block {
                grid-template-columns: 1fr;
                gap: var(--gap);
            }
            .steps-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--gap);
            }
            .section-title {
                font-size: 28px;
            }
        }

        @media (max-width: 768px) {
            .nav-channels {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--nav-bg);
                flex-direction: column;
                padding: 16px var(--gap);
                gap: 4px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
                z-index: 999;
                box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
            }
            .nav-channels.open {
                display: flex;
            }
            .nav-channels a {
                width: 100%;
                padding: 12px 16px;
                border-radius: var(--radius);
                font-size: 15px;
                justify-content: flex-start;
            }
            .nav-channels a.active::after {
                display: none;
            }
            .hamburger-btn {
                display: block;
            }
            .search-box {
                display: none;
            }
            .btn-login {
                display: none;
            }
            .hero-section {
                min-height: auto;
                padding: 20px 0;
            }
            .hero-content h1 {
                font-size: 28px;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .hero-stat-cards {
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
            }
            .hero-stat-number {
                font-size: 26px;
            }
            .hero-stat-card {
                padding: 14px 10px;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: var(--gap-sm);
            }
            .stat-number {
                font-size: 32px;
            }
            .tournament-scroll {
                grid-template-columns: 1fr;
                gap: var(--gap-sm);
            }
            .steps-row {
                grid-template-columns: 1fr;
                gap: var(--gap-sm);
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--gap);
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .fb-links {
                justify-content: center;
            }
            .section {
                padding: var(--gap-lg) 0;
            }
            .section-title {
                font-size: 24px;
            }
            .cta-section .section-title {
                font-size: 24px;
            }
            .cta-section .btn-outline-light {
                margin-left: 0;
                margin-top: 10px;
            }
            .hero-actions {
                flex-direction: column;
                align-items: center;
            }
            .btn-primary,
            .btn-outline {
                width: 100%;
                justify-content: center;
            }
            .container {
                padding: 0 var(--gap-sm);
            }
            .feature-card-large .fc-img {
                height: 180px;
            }
            .deep-content-block .dc-img img {
                min-height: 220px;
            }
        }

        @media (max-width: 520px) {
            .hero-stat-cards {
                grid-template-columns: 1fr 1fr;
                gap: 6px;
            }
            .hero-stat-number {
                font-size: 22px;
            }
            .hero-stat-label {
                font-size: 10px;
            }
            .stats-row {
                grid-template-columns: 1fr;
            }
            .hero-content h1 {
                font-size: 24px;
            }
            .hero-badge {
                font-size: 12px;
                padding: 5px 12px;
            }
            .hero-countdown {
                font-size: 12px;
                padding: 8px 14px;
            }
        }

        /* ========== REVEAL ANIMATION ========== */
        .reveal {
            opacity: 0;
            transform: translateY(28px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }
        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }

/* roulang page: category6 */
:root {
            --primary: #0A0E27;
            --accent: #FF3D00;
            --highlight: #00E5FF;
            --bg-light: #F5F7FA;
            --bg-white: #FFFFFF;
            --text-dark: #1A1A1A;
            --text-muted: #6B7280;
            --text-light: #8899AA;
            --border: #E8EDF2;
            --nav-bg: #0A0E27;
            --nav-text: #B0BAC5;
            --nav-active: #FFFFFF;
            --card-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
            --card-shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius: 8px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --transition: 0.2s ease;
            --transition-slow: 0.3s ease;
            --font-h1: 48px;
            --font-h2: 36px;
            --font-h3: 24px;
            --font-body: 16px;
            --font-sm: 14px;
            --font-xs: 12px;
            --max-width: 1280px;
            --gap: 24px;
            --gap-sm: 16px;
            --gap-lg: 40px;
            --gap-xl: 64px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Inter', 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;
            font-size: var(--font-body);
            line-height: 1.8;
            color: var(--text-dark);
            background: var(--bg-light);
            min-width: 320px;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            cursor: pointer;
        }

        input:focus-visible,
        button:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--highlight);
            outline-offset: 2px;
            border-radius: 2px;
        }

        ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            line-height: 1.3;
        }

        p {
            margin: 0;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--gap);
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: var(--nav-bg);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: background var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--gap);
            gap: var(--gap);
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--accent);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            font-weight: 700;
            letter-spacing: -0.5px;
        }

        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.3px;
            white-space: nowrap;
        }

        .logo-text span {
            color: var(--highlight);
        }

        .nav-channels {
            display: flex;
            align-items: center;
            gap: 6px;
            flex: 1;
            justify-content: center;
            flex-wrap: wrap;
        }

        .nav-channels a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            border-radius: 20px;
            font-size: var(--font-sm);
            color: var(--nav-text);
            font-weight: 500;
            white-space: nowrap;
            transition: all var(--transition);
            position: relative;
        }

        .nav-channels a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-channels a.active {
            color: #fff;
            background: rgba(255, 61, 0, 0.15);
        }

        .nav-channels a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: #1A2240;
            border-radius: 20px;
            padding: 8px 16px;
            gap: 8px;
            border: 1px solid transparent;
            transition: all var(--transition);
        }

        .search-box:focus-within {
            border-color: var(--highlight);
            box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.1);
        }

        .search-box input {
            background: transparent;
            border: none;
            color: #fff;
            font-size: var(--font-sm);
            width: 140px;
            outline: none;
        }

        .search-box input::placeholder {
            color: #5A6378;
        }

        .search-box i {
            color: #5A6378;
            font-size: 14px;
        }

        .btn-login {
            padding: 8px 18px;
            border-radius: 20px;
            font-size: var(--font-sm);
            font-weight: 600;
            color: #fff;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.4);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-login:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
        }

        .btn-cta-nav {
            padding: 8px 18px;
            border-radius: 20px;
            font-size: var(--font-sm);
            font-weight: 600;
            color: #0A0E27;
            background: var(--highlight);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-cta-nav:hover {
            background: #00C8DD;
            box-shadow: 0 0 16px rgba(0, 229, 255, 0.35);
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 24px;
            cursor: pointer;
            padding: 8px;
        }

        /* ========== HERO ========== */
        .page-hero {
            background: var(--primary);
            padding: 120px 0 80px;
            position: relative;
            overflow: hidden;
            min-height: 520px;
            display: flex;
            align-items: center;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -15%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(0, 229, 255, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            bottom: -20%;
            left: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(255, 61, 0, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--gap-xl);
            align-items: center;
            position: relative;
            z-index: 1;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--gap);
        }

        .hero-content h1 {
            font-size: var(--font-h1);
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.5px;
            line-height: 1.2;
            margin-bottom: 20px;
        }

        .hero-content h1 span {
            color: var(--highlight);
        }

        .hero-content .hero-subtitle {
            font-size: 18px;
            color: #B0BAC5;
            line-height: 1.7;
            margin-bottom: 32px;
            max-width: 520px;
        }

        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            font-size: 16px;
            border-radius: var(--radius);
            cursor: pointer;
            transition: all var(--transition);
            border: none;
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: #E03500;
            box-shadow: 0 6px 20px rgba(255, 61, 0, 0.35);
            transform: translateY(-1px);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 16px;
            border-radius: var(--radius);
            cursor: pointer;
            transition: all var(--transition);
            border: 2px solid rgba(255, 255, 255, 0.5);
            white-space: nowrap;
        }

        .btn-secondary:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }

        .hero-visual {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .hero-visual-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-lg);
            padding: 24px;
            backdrop-filter: blur(8px);
        }

        .hero-visual-card .visual-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            color: #B0BAC5;
            font-size: var(--font-sm);
        }

        .hero-visual-card .visual-row:last-child {
            border-bottom: none;
        }

        .hero-visual-card .visual-row .hot-tag {
            background: var(--accent);
            color: #fff;
            padding: 3px 10px;
            border-radius: 12px;
            font-size: var(--font-xs);
            font-weight: 600;
        }

        .hero-visual-card .visual-row .online-dot {
            width: 10px;
            height: 10px;
            background: #00E676;
            border-radius: 50%;
            display: inline-block;
            margin-right: 6px;
            animation: pulse-dot 2s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(0, 230, 118, 0.5);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(0, 230, 118, 0);
            }
        }

        .hero-schedule-preview {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
            margin-top: 8px;
        }

        .schedule-slot {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius);
            padding: 14px 16px;
            text-align: center;
            color: #B0BAC5;
            font-size: var(--font-sm);
            cursor: pointer;
            transition: all var(--transition);
        }

        .schedule-slot:hover {
            background: rgba(255, 61, 0, 0.15);
            border-color: rgba(255, 61, 0, 0.4);
            color: #fff;
        }

        .schedule-slot .slot-time {
            font-weight: 700;
            font-size: 18px;
            color: #fff;
            display: block;
            margin-bottom: 4px;
        }

        .schedule-slot .slot-label {
            font-size: var(--font-xs);
            color: #8899AA;
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: var(--gap-xl) 0;
        }

        .section-dark {
            background: var(--primary);
            color: #fff;
            padding: var(--gap-xl) 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: var(--gap-lg);
        }

        .section-header h2 {
            font-size: var(--font-h2);
            font-weight: 700;
            color: var(--text-dark);
            letter-spacing: -0.3px;
            margin-bottom: 12px;
        }

        .section-dark .section-header h2 {
            color: #fff;
        }

        .section-header .section-desc {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 640px;
            margin: 0 auto;
            line-height: 1.7;
        }

        .section-dark .section-header .section-desc {
            color: #8899AA;
        }

        /* ========== TOPIC CARDS ========== */
        .topics-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--gap);
        }

        .topic-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--card-shadow);
            transition: all var(--transition);
            cursor: pointer;
        }

        .topic-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
        }

        .topic-card-img {
            height: 180px;
            overflow: hidden;
            position: relative;
        }

        .topic-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .topic-card:hover .topic-card-img img {
            transform: scale(1.04);
        }

        .topic-card-img .topic-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--accent);
            color: #fff;
            padding: 5px 12px;
            border-radius: 14px;
            font-size: var(--font-xs);
            font-weight: 600;
            z-index: 2;
        }

        .topic-card-body {
            padding: 20px;
        }

        .topic-card-body h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .topic-card-body .topic-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: var(--font-xs);
            color: var(--text-muted);
            margin-bottom: 10px;
        }

        .topic-card-body .topic-meta i {
            color: var(--accent);
            font-size: 12px;
        }

        .topic-card-body .topic-excerpt {
            font-size: var(--font-sm);
            color: var(--text-muted);
            line-height: 1.6;
        }

        .topic-card-body .topic-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-top: 12px;
        }

        .topic-tag {
            display: inline-block;
            padding: 4px 10px;
            background: #F0F2F5;
            color: var(--text-muted);
            border-radius: 12px;
            font-size: var(--font-xs);
            transition: all var(--transition);
        }

        .topic-tag:hover {
            background: #E0E4EA;
            color: var(--text-dark);
        }

        /* ========== FEATURES ASYMMETRIC ========== */
        .features-asymmetric {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: var(--gap);
            align-items: start;
        }

        .feature-main-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 32px;
            border: 1px solid var(--border);
            box-shadow: var(--card-shadow);
            display: flex;
            gap: 24px;
            align-items: center;
            transition: all var(--transition);
        }

        .feature-main-card:hover {
            box-shadow: var(--card-shadow-hover);
        }

        .feature-main-card .feature-icon-large {
            width: 80px;
            height: 80px;
            background: rgba(255, 61, 0, 0.08);
            border-radius: var(--radius-lg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 32px;
            color: var(--accent);
            flex-shrink: 0;
        }

        .feature-main-card .feature-info h3 {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-dark);
        }

        .feature-main-card .feature-info p {
            font-size: var(--font-sm);
            color: var(--text-muted);
            line-height: 1.7;
        }

        .feature-side-cards {
            display: flex;
            flex-direction: column;
            gap: var(--gap-sm);
        }

        .feature-side-card {
            background: var(--bg-white);
            border-radius: var(--radius);
            padding: 20px;
            border: 1px solid var(--border);
            box-shadow: var(--card-shadow);
            display: flex;
            gap: 14px;
            align-items: center;
            transition: all var(--transition);
            cursor: pointer;
        }

        .feature-side-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateX(2px);
        }

        .feature-side-card .side-icon {
            width: 48px;
            height: 48px;
            background: rgba(0, 229, 255, 0.08);
            border-radius: var(--radius);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--highlight);
            flex-shrink: 0;
        }

        .feature-side-card h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 2px;
        }

        .feature-side-card p {
            font-size: var(--font-xs);
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* ========== STATS ROW ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--gap);
            text-align: center;
        }

        .stat-item {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            transition: all var(--transition);
        }

        .stat-item:hover {
            background: rgba(255, 255, 255, 0.08);
        }

        .stat-item .stat-number {
            font-size: 40px;
            font-weight: 700;
            color: var(--highlight);
            letter-spacing: -1px;
            margin-bottom: 6px;
        }

        .stat-item .stat-number .stat-unit {
            font-size: 20px;
            font-weight: 400;
        }

        .stat-item .stat-label {
            font-size: var(--font-sm);
            color: #8899AA;
        }

        /* ========== COMMUNITY ACTIVITY ========== */
        .activity-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--gap);
        }

        .activity-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 28px;
            border: 1px solid var(--border);
            box-shadow: var(--card-shadow);
            display: flex;
            gap: 20px;
            align-items: flex-start;
            transition: all var(--transition);
            cursor: pointer;
        }

        .activity-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
        }

        .activity-card .activity-avatar {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent), #FF6D3A);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 20px;
            flex-shrink: 0;
        }

        .activity-card .activity-content h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 6px;
        }

        .activity-card .activity-content p {
            font-size: var(--font-sm);
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 8px;
        }

        .activity-card .activity-content .activity-time {
            font-size: var(--font-xs);
            color: #9CA3AF;
        }

        .activity-card .activity-content .activity-time i {
            color: var(--accent);
            margin-right: 4px;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-slow);
            box-shadow: var(--card-shadow);
        }

        .faq-item.active {
            border-color: var(--accent);
            box-shadow: 0 4px 16px rgba(255, 61, 0, 0.08);
        }

        .faq-question {
            padding: 18px 24px;
            font-size: 17px;
            font-weight: 600;
            color: var(--text-dark);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            user-select: none;
            transition: background var(--transition);
            gap: 12px;
        }

        .faq-question:hover {
            background: #F9FAFB;
        }

        .faq-item.active .faq-question {
            background: #FFF5F2;
            color: var(--accent);
        }

        .faq-question .faq-icon {
            font-size: 14px;
            color: var(--text-muted);
            transition: transform var(--transition-slow);
            flex-shrink: 0;
        }

        .faq-item.active .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--accent);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 24px;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        .faq-answer p {
            font-size: var(--font-sm);
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: var(--accent);
            padding: var(--gap-xl) 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -10%;
            width: 350px;
            height: 350px;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section .cta-inner {
            position: relative;
            z-index: 1;
            max-width: 700px;
            margin: 0 auto;
            padding: 0 var(--gap);
        }

        .cta-section h2 {
            font-size: var(--font-h2);
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: -0.3px;
        }

        .cta-section p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 28px;
            line-height: 1.7;
        }

        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 16px 36px;
            background: #fff;
            color: var(--accent);
            font-weight: 700;
            font-size: 18px;
            border-radius: var(--radius);
            cursor: pointer;
            transition: all var(--transition);
            border: none;
        }

        .btn-cta-large:hover {
            background: #FFECE6;
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.2);
            transform: translateY(-2px);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--primary);
            padding: var(--gap-xl) 0 0;
            color: #8899AA;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: var(--gap-lg);
            padding-bottom: var(--gap-lg);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: -0.2px;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            font-size: var(--font-sm);
            color: #8899AA;
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: #fff;
        }

        .footer-subscribe {
            display: flex;
            gap: 8px;
            margin-top: 4px;
        }

        .footer-subscribe input {
            flex: 1;
            padding: 10px 14px;
            background: #1A2240;
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-sm);
            color: #fff;
            font-size: var(--font-sm);
            min-width: 0;
        }

        .footer-subscribe input::placeholder {
            color: #5A6378;
        }

        .footer-subscribe input:focus {
            border-color: var(--highlight);
            outline: none;
        }

        .footer-subscribe button {
            padding: 10px 18px;
            background: var(--accent);
            color: #fff;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: var(--font-sm);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .footer-subscribe button:hover {
            background: #E03500;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 20px 0;
            font-size: var(--font-xs);
            color: #6B7280;
        }

        .fb-links {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }

        .fb-links a {
            color: #6B7280;
            transition: color var(--transition);
        }

        .fb-links a:hover {
            color: #fff;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-inner {
                grid-template-columns: 1fr;
                gap: var(--gap-lg);
            }
            .hero-content h1 {
                font-size: 36px;
            }
            .hero-visual {
                max-width: 500px;
            }
            .topics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .features-asymmetric {
                grid-template-columns: 1fr;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .activity-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .nav-channels {
                gap: 2px;
            }
            .nav-channels a {
                padding: 6px 10px;
                font-size: var(--font-xs);
            }
            .search-box input {
                width: 100px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                height: 56px;
                padding: 0 var(--gap-sm);
                gap: 8px;
            }
            .nav-channels {
                display: none;
                position: absolute;
                top: 56px;
                left: 0;
                right: 0;
                background: var(--nav-bg);
                flex-direction: column;
                padding: 12px;
                gap: 4px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
                z-index: 999;
            }
            .nav-channels.open {
                display: flex;
            }
            .nav-channels a {
                width: 100%;
                justify-content: center;
                padding: 10px;
                border-radius: var(--radius);
            }
            .mobile-menu-toggle {
                display: block;
            }
            .search-box {
                display: none;
            }
            .nav-actions .btn-login {
                display: none;
            }
            .hero-content h1 {
                font-size: 28px;
            }
            .hero-content .hero-subtitle {
                font-size: 15px;
            }
            .hero-schedule-preview {
                grid-template-columns: 1fr 1fr;
            }
            .topics-grid {
                grid-template-columns: 1fr;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--gap-sm);
            }
            .stat-item .stat-number {
                font-size: 30px;
            }
            .feature-main-card {
                flex-direction: column;
                text-align: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--gap);
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .fb-links {
                justify-content: center;
            }
            .section {
                padding: var(--gap-lg) 0;
            }
            .section-dark {
                padding: var(--gap-lg) 0;
            }
            .section-header h2 {
                font-size: 26px;
            }
            .page-hero {
                padding: 90px 0 50px;
                min-height: auto;
            }
            .container {
                padding: 0 var(--gap-sm);
            }
            .btn-primary,
            .btn-secondary {
                padding: 12px 20px;
                font-size: 14px;
            }
            .cta-section h2 {
                font-size: 26px;
            }
        }

        @media (max-width: 520px) {
            .hero-schedule-preview {
                grid-template-columns: 1fr;
            }
            .hero-actions {
                flex-direction: column;
            }
            .hero-actions .btn-primary,
            .hero-actions .btn-secondary {
                width: 100%;
                justify-content: center;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
            }
            .stat-item {
                padding: 20px 14px;
            }
            .stat-item .stat-number {
                font-size: 26px;
            }
            .activity-card {
                flex-direction: column;
                align-items: center;
                text-align: center;
            }
            .faq-question {
                font-size: 15px;
                padding: 14px 16px;
            }
            .btn-cta-large {
                padding: 14px 24px;
                font-size: 16px;
                width: 100%;
                justify-content: center;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #0A0E27;
            --accent: #FF3D00;
            --highlight: #00E5FF;
            --bg-light: #F5F7FA;
            --bg-white: #FFFFFF;
            --text-dark: #1A1A1A;
            --text-muted: #6B7280;
            --text-light: #8899AA;
            --border: #E8EDF2;
            --nav-bg: #0A0E27;
            --nav-text: #B0BAC5;
            --nav-active: #FFFFFF;
            --card-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
            --card-shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius: 8px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --transition: 0.2s ease;
            --transition-slow: 0.3s ease;
            --font-h1: 48px;
            --font-h2: 36px;
            --font-h3: 24px;
            --font-body: 16px;
            --font-sm: 14px;
            --font-xs: 12px;
            --max-width: 1280px;
            --gap: 24px;
            --gap-sm: 16px;
            --gap-lg: 40px;
            --gap-xl: 64px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Inter', 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;
            font-size: var(--font-body);
            line-height: 1.8;
            color: var(--text-dark);
            background: var(--bg-light);
            min-width: 320px;
            overflow-x: hidden;
            padding-top: 64px;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            cursor: pointer;
        }

        input:focus-visible,
        button:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--highlight);
            outline-offset: 2px;
            border-radius: 2px;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--gap);
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: var(--nav-bg);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: background var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--gap);
            gap: var(--gap);
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--accent);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            font-weight: 700;
            letter-spacing: -0.5px;
        }

        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.3px;
            white-space: nowrap;
        }

        .logo-text span {
            color: var(--highlight);
        }

        .nav-channels {
            display: flex;
            align-items: center;
            gap: 6px;
            flex: 1;
            justify-content: center;
            flex-wrap: wrap;
        }

        .nav-channels a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            border-radius: 20px;
            font-size: var(--font-sm);
            color: var(--nav-text);
            font-weight: 500;
            white-space: nowrap;
            transition: all var(--transition);
            position: relative;
        }

        .nav-channels a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-channels a.active {
            color: #fff;
            background: rgba(255, 61, 0, 0.15);
        }

        .nav-channels a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: #1A2240;
            border-radius: 20px;
            padding: 8px 16px;
            gap: 8px;
            border: 1px solid transparent;
            transition: all var(--transition);
        }

        .search-box:focus-within {
            border-color: var(--highlight);
            box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.1);
        }

        .search-box input {
            background: transparent;
            border: none;
            color: #fff;
            font-size: var(--font-sm);
            width: 140px;
            outline: none;
        }

        .search-box input::placeholder {
            color: #5A6378;
        }

        .search-box i {
            color: #5A6378;
            font-size: 14px;
        }

        .btn-login {
            padding: 8px 18px;
            border-radius: 20px;
            font-size: var(--font-sm);
            font-weight: 500;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.5);
            color: #fff;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-login:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }

        .btn-highlight {
            padding: 8px 18px;
            border-radius: 20px;
            font-size: var(--font-sm);
            font-weight: 600;
            background: var(--highlight);
            color: #0A0E27;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-highlight:hover {
            background: #00C8E0;
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(0, 229, 255, 0.3);
        }

        .mobile-menu-toggle {
            display: none;
            background: transparent;
            border: none;
            color: #fff;
            font-size: 24px;
            cursor: pointer;
            padding: 8px;
            line-height: 1;
        }

        /* ========== HERO ========== */
        .hero-section {
            background: var(--primary);
            position: relative;
            overflow: hidden;
            min-height: 560px;
            display: flex;
            align-items: center;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 50%;
            height: 100%;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.25;
            z-index: 0;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 50%;
            height: 100%;
            background: linear-gradient(to right, rgba(10, 14, 39, 0.95) 0%, rgba(10, 14, 39, 0.4) 60%, rgba(10, 14, 39, 0.15) 100%);
            z-index: 1;
        }

        .hero-inner {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--gap-xl);
            align-items: center;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: var(--gap-xl) var(--gap);
            width: 100%;
        }

        .hero-content {
            color: #fff;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(255, 61, 0, 0.2);
            color: var(--accent);
            font-size: var(--font-sm);
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .hero-content h1 {
            font-size: var(--font-h1);
            font-weight: 700;
            letter-spacing: -0.5px;
            line-height: 1.2;
            margin-bottom: 16px;
            color: #fff;
        }

        .hero-content h1 span {
            color: var(--highlight);
        }

        .hero-subtitle {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.7;
            margin-bottom: 24px;
            max-width: 480px;
        }

        .hero-features {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            margin-bottom: 24px;
        }

        .hero-feature-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: var(--font-sm);
            color: rgba(255, 255, 255, 0.75);
        }

        .hero-feature-item i {
            color: var(--highlight);
            font-size: 14px;
        }

        .hero-subscribe-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: 0 16px 48px rgba(0, 0, 0, 0.35);
            position: relative;
            z-index: 3;
        }

        .hero-subscribe-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 6px;
        }

        .hero-subscribe-card .subtitle-sm {
            font-size: var(--font-sm);
            color: var(--text-muted);
            margin-bottom: 20px;
        }

        .tag-group {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 18px;
        }

        .tag-chip {
            padding: 7px 14px;
            border-radius: 20px;
            font-size: var(--font-xs);
            font-weight: 500;
            border: 1px solid var(--border);
            background: #fff;
            color: var(--text-dark);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .tag-chip:hover,
        .tag-chip.selected {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }

        .time-slot-row {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 18px;
        }

        .time-slot {
            flex: 1;
            min-width: 70px;
            text-align: center;
            padding: 10px 8px;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            font-size: var(--font-xs);
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition);
            background: #fff;
            color: var(--text-dark);
        }

        .time-slot:hover,
        .time-slot.selected {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        .time-slot .slot-icon {
            display: block;
            font-size: 16px;
            margin-bottom: 4px;
        }

        .subscribe-input-row {
            display: flex;
            gap: 8px;
            margin-bottom: 8px;
        }

        .subscribe-input-row input {
            flex: 1;
            padding: 12px 16px;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            font-size: var(--font-sm);
            background: var(--bg-light);
            transition: all var(--transition);
        }

        .subscribe-input-row input:focus {
            border-color: var(--highlight);
            box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.08);
            background: #fff;
        }

        .btn-subscribe {
            padding: 12px 24px;
            border-radius: var(--radius);
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            font-size: var(--font-sm);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-subscribe:hover {
            background: #E03500;
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(255, 61, 0, 0.3);
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: var(--gap-xl) 0;
        }

        .section-dark {
            background: var(--primary);
            color: #fff;
        }

        .section-header {
            margin-bottom: var(--gap-lg);
        }

        .section-header .section-label {
            display: inline-block;
            font-size: var(--font-sm);
            font-weight: 600;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 8px;
        }

        .section-header h2 {
            font-size: var(--font-h2);
            font-weight: 700;
            letter-spacing: -0.3px;
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .section-header p {
            font-size: var(--font-body);
            color: var(--text-muted);
            max-width: 640px;
            line-height: 1.8;
        }

        .section-dark .section-header p {
            color: rgba(255, 255, 255, 0.7);
        }

        .section-dark .section-header h2 {
            color: #fff;
        }

        /* ========== SERVICE HIGHLIGHTS ========== */
        .highlights-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: var(--gap);
            align-items: stretch;
        }

        .highlight-main-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 36px;
            box-shadow: var(--card-shadow);
            display: flex;
            flex-direction: column;
            justify-content: center;
            transition: all var(--transition);
            border: 1px solid var(--border);
        }

        .highlight-main-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
        }

        .highlight-main-card .hl-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius);
            background: rgba(255, 61, 0, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--accent);
            margin-bottom: 16px;
        }

        .highlight-main-card h3 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-dark);
        }

        .highlight-main-card p {
            font-size: var(--font-body);
            color: var(--text-muted);
            line-height: 1.8;
        }

        .highlight-side-cards {
            display: flex;
            flex-direction: column;
            gap: var(--gap);
        }

        .highlight-side-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--card-shadow);
            flex: 1;
            display: flex;
            gap: 16px;
            align-items: flex-start;
            border: 1px solid var(--border);
            transition: all var(--transition);
        }

        .highlight-side-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
        }

        .highlight-side-card .hs-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: rgba(0, 229, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--highlight);
            flex-shrink: 0;
        }

        .highlight-side-card h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 4px;
            color: var(--text-dark);
        }

        .highlight-side-card p {
            font-size: var(--font-sm);
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ========== NEWS CATEGORY GRID ========== */
        .category-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            grid-template-rows: auto auto;
            gap: var(--gap);
        }

        .cat-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--card-shadow);
            border: 1px solid var(--border);
            transition: all var(--transition);
            cursor: pointer;
            position: relative;
        }

        .cat-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
        }

        .cat-card.large {
            grid-row: span 2;
        }

        .cat-card .cat-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            display: block;
        }

        .cat-card.large .cat-img {
            height: 340px;
        }

        .cat-card .cat-body {
            padding: 20px;
        }

        .cat-card .cat-tag {
            display: inline-block;
            font-size: var(--font-xs);
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 12px;
            background: rgba(255, 61, 0, 0.08);
            color: var(--accent);
            margin-bottom: 8px;
        }

        .cat-card h4 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text-dark);
            line-height: 1.4;
        }

        .cat-card p {
            font-size: var(--font-sm);
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ========== HOT NEWS LIST ========== */
        .hot-news-wrapper {
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--card-shadow);
            border: 1px solid var(--border);
            overflow: hidden;
        }

        .hot-news-header {
            padding: 20px 28px;
            border-bottom: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }

        .hot-news-header h3 {
            font-size: 20px;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .hot-news-header h3 .live-dot {
            width: 10px;
            height: 10px;
            background: var(--accent);
            border-radius: 50%;
            display: inline-block;
            animation: pulse-dot 1.5s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(255, 61, 0, 0.5);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(255, 61, 0, 0);
            }
        }

        .hot-news-tabs {
            display: flex;
            gap: 4px;
            flex-wrap: wrap;
        }

        .hot-news-tabs span {
            padding: 6px 14px;
            border-radius: 16px;
            font-size: var(--font-xs);
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition);
            color: var(--text-muted);
            background: var(--bg-light);
        }

        .hot-news-tabs span.active,
        .hot-news-tabs span:hover {
            background: var(--accent);
            color: #fff;
        }

        .hot-news-list {
            padding: 8px 0;
        }

        .hot-news-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 16px 28px;
            border-bottom: 1px solid var(--border);
            transition: all var(--transition);
            cursor: pointer;
        }

        .hot-news-item:last-child {
            border-bottom: none;
        }

        .hot-news-item:hover {
            background: var(--bg-light);
        }

        .hot-news-thumb {
            width: 100px;
            height: 68px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
            background: #e0e5ea;
        }

        .hot-news-info {
            flex: 1;
            min-width: 0;
        }

        .hot-news-info .news-date {
            font-size: var(--font-xs);
            color: var(--text-muted);
            margin-bottom: 4px;
        }

        .hot-news-info h4 {
            font-size: 15px;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 4px;
            color: var(--text-dark);
        }

        .hot-news-info p {
            font-size: var(--font-xs);
            color: var(--text-muted);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .hot-news-item .btn-read {
            padding: 6px 14px;
            border-radius: 16px;
            font-size: var(--font-xs);
            font-weight: 500;
            border: 1px solid var(--border);
            background: #fff;
            color: var(--text-dark);
            white-space: nowrap;
            transition: all var(--transition);
            flex-shrink: 0;
            align-self: center;
        }

        .hot-news-item .btn-read:hover {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }

        /* ========== STATS ROW ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--gap);
        }

        .stat-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            box-shadow: var(--card-shadow);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }

        .stat-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
        }

        .stat-number {
            font-size: 44px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: -1px;
            line-height: 1;
            margin-bottom: 8px;
        }

        .stat-label {
            font-size: var(--font-sm);
            color: var(--text-muted);
            font-weight: 500;
        }

        /* ========== SUBSCRIBE FLOW ========== */
        .flow-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--gap);
            position: relative;
        }

        .flow-step {
            text-align: center;
            position: relative;
            z-index: 1;
        }

        .flow-step .step-number {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-size: 22px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            position: relative;
            z-index: 2;
        }

        .flow-step h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--text-dark);
        }

        .flow-step p {
            font-size: var(--font-sm);
            color: var(--text-muted);
            line-height: 1.6;
        }

        .flow-connector {
            position: absolute;
            top: 28px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--border);
            z-index: 0;
        }

        .section-dark .flow-step .step-number {
            background: var(--highlight);
            color: var(--primary);
        }

        .section-dark .flow-step h4 {
            color: #fff;
        }

        .section-dark .flow-step p {
            color: rgba(255, 255, 255, 0.7);
        }

        .section-dark .flow-connector {
            background: rgba(255, 255, 255, 0.15);
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border-radius: var(--radius);
            margin-bottom: 12px;
            border: 1px solid var(--border);
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-question {
            padding: 18px 24px;
            font-size: 17px;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            user-select: none;
            transition: background var(--transition);
            color: var(--text-dark);
        }

        .faq-question:hover {
            background: var(--bg-light);
        }

        .faq-question .faq-icon {
            font-size: 14px;
            color: var(--text-muted);
            transition: transform var(--transition-slow);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--accent);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 24px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 18px;
        }

        .faq-answer p {
            font-size: var(--font-body);
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--accent);
            padding: var(--gap-xl) 0;
            text-align: center;
            color: #fff;
        }

        .cta-section h2 {
            font-size: var(--font-h2);
            font-weight: 700;
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }

        .cta-section p {
            font-size: 18px;
            opacity: 0.9;
            margin-bottom: 24px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.7;
        }

        .btn-cta-large {
            display: inline-block;
            padding: 14px 36px;
            border-radius: 30px;
            font-size: 17px;
            font-weight: 700;
            background: #fff;
            color: var(--accent);
            transition: all var(--transition);
            letter-spacing: 0.3px;
        }

        .btn-cta-large:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.25);
            background: #fff;
            color: #E03500;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--primary);
            color: var(--text-light);
            padding: var(--gap-xl) 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: var(--gap-lg);
            padding-bottom: var(--gap-lg);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.2px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            color: var(--text-light);
            font-size: var(--font-sm);
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: #fff;
        }

        .footer-subscribe {
            display: flex;
            gap: 8px;
        }

        .footer-subscribe input {
            flex: 1;
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            background: #1A2240;
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: #fff;
            font-size: var(--font-sm);
        }

        .footer-subscribe input::placeholder {
            color: #5A6378;
        }

        .footer-subscribe button {
            padding: 10px 18px;
            border-radius: var(--radius-sm);
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            font-size: var(--font-sm);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .footer-subscribe button:hover {
            background: #E03500;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 20px 0;
            font-size: var(--font-xs);
            color: var(--text-light);
        }

        .fb-links {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }

        .fb-links a {
            color: var(--text-light);
            transition: color var(--transition);
        }

        .fb-links a:hover {
            color: #fff;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-inner {
                grid-template-columns: 1fr;
                gap: var(--gap-lg);
            }
            .hero-section::before,
            .hero-section::after {
                width: 100%;
            }
            .hero-content h1 {
                font-size: 36px;
            }
            .highlights-grid {
                grid-template-columns: 1fr;
            }
            .category-grid {
                grid-template-columns: 1fr 1fr;
                grid-template-rows: auto;
            }
            .cat-card.large {
                grid-row: span 1;
                grid-column: span 2;
            }
            .cat-card.large .cat-img {
                height: 200px;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .flow-steps {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--gap-lg);
            }
            .flow-connector {
                display: none;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .nav-channels {
                gap: 2px;
            }
            .nav-channels a {
                padding: 6px 10px;
                font-size: var(--font-xs);
            }
            .search-box input {
                width: 100px;
            }
        }

        @media (max-width: 768px) {
            body {
                padding-top: 56px;
            }
            .header-inner {
                height: 56px;
                padding: 0 var(--gap-sm);
                gap: 8px;
            }
            .nav-channels {
                display: none;
                position: absolute;
                top: 56px;
                left: 0;
                right: 0;
                background: var(--nav-bg);
                flex-direction: column;
                padding: 12px;
                gap: 2px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
                z-index: 999;
            }
            .nav-channels.open {
                display: flex;
            }
            .nav-channels a {
                width: 100%;
                padding: 10px 14px;
                border-radius: var(--radius);
                font-size: var(--font-sm);
            }
            .mobile-menu-toggle {
                display: block;
            }
            .search-box {
                display: none;
            }
            .nav-actions .btn-login {
                display: none;
            }
            .hero-inner {
                grid-template-columns: 1fr;
                padding: var(--gap-lg) var(--gap-sm);
            }
            .hero-content h1 {
                font-size: 28px;
            }
            .hero-subscribe-card {
                padding: 20px;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .category-grid {
                grid-template-columns: 1fr;
            }
            .cat-card.large {
                grid-column: span 1;
            }
            .cat-card.large .cat-img {
                height: 180px;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: var(--gap-sm);
            }
            .stat-number {
                font-size: 32px;
            }
            .flow-steps {
                grid-template-columns: 1fr 1fr;
                gap: var(--gap);
            }
            .hot-news-item {
                flex-direction: column;
                padding: 14px 16px;
                gap: 10px;
            }
            .hot-news-thumb {
                width: 100%;
                height: 140px;
            }
            .hot-news-item .btn-read {
                align-self: flex-start;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--gap);
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .fb-links {
                justify-content: center;
                gap: 10px;
            }
            .section {
                padding: var(--gap-lg) 0;
            }
            .section-header h2 {
                font-size: 26px;
            }
            .highlights-grid {
                gap: var(--gap-sm);
            }
            .highlight-main-card {
                padding: 24px;
            }
            .highlight-side-card {
                padding: 18px;
            }
            .tag-group {
                gap: 6px;
            }
            .tag-chip {
                padding: 6px 10px;
                font-size: 11px;
            }
            .time-slot-row {
                gap: 4px;
            }
            .time-slot {
                padding: 8px 4px;
                font-size: 11px;
            }
            .subscribe-input-row {
                flex-direction: column;
            }
            .btn-subscribe {
                width: 100%;
                text-align: center;
            }
            .container {
                padding: 0 var(--gap-sm);
            }
        }

        @media (max-width: 520px) {
            .hero-content h1 {
                font-size: 24px;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .stat-card {
                padding: 18px 12px;
            }
            .stat-number {
                font-size: 28px;
            }
            .flow-steps {
                grid-template-columns: 1fr;
                gap: var(--gap-sm);
            }
            .hot-news-tabs span {
                padding: 5px 10px;
                font-size: 11px;
            }
            .cta-section h2 {
                font-size: 24px;
            }
            .cta-section p {
                font-size: 15px;
            }
            .btn-cta-large {
                padding: 12px 28px;
                font-size: 15px;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #0A0E27;
            --accent: #FF3D00;
            --highlight: #00E5FF;
            --bg-light: #F5F7FA;
            --bg-white: #FFFFFF;
            --text-dark: #1A1A1A;
            --text-muted: #6B7280;
            --text-light: #8899AA;
            --border: #E8EDF2;
            --nav-bg: #0A0E27;
            --nav-text: #B0BAC5;
            --nav-active: #FFFFFF;
            --card-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
            --card-shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius: 8px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --transition: 0.2s ease;
            --transition-slow: 0.3s ease;
            --font-h1: 48px;
            --font-h2: 36px;
            --font-h3: 24px;
            --font-body: 16px;
            --font-sm: 14px;
            --font-xs: 12px;
            --max-width: 1280px;
            --gap: 24px;
            --gap-sm: 16px;
            --gap-lg: 40px;
            --gap-xl: 64px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Inter', 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;
            font-size: var(--font-body);
            line-height: 1.8;
            color: var(--text-dark);
            background: var(--bg-light);
            min-width: 320px;
            overflow-x: hidden;
            padding-top: 64px;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            cursor: pointer;
        }

        input:focus-visible,
        button:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--highlight);
            outline-offset: 2px;
            border-radius: 2px;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--gap);
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: var(--nav-bg);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: background var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--gap);
            gap: var(--gap);
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--accent);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            font-weight: 700;
            letter-spacing: -0.5px;
        }

        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.3px;
            white-space: nowrap;
        }

        .logo-text span {
            color: var(--highlight);
        }

        .nav-channels {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
            flex-wrap: wrap;
        }

        .nav-channels a {
            display: inline-flex;
            align-items: center;
            padding: 7px 12px;
            border-radius: 20px;
            font-size: var(--font-sm);
            color: var(--nav-text);
            font-weight: 500;
            white-space: nowrap;
            transition: all var(--transition);
            position: relative;
        }

        .nav-channels a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-channels a.active {
            color: #fff;
            background: rgba(255, 61, 0, 0.15);
        }

        .nav-channels a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: #1A2240;
            border-radius: 20px;
            padding: 8px 16px;
            gap: 8px;
            border: 1px solid transparent;
            transition: all var(--transition);
        }

        .search-box:focus-within {
            border-color: var(--highlight);
            box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.1);
        }

        .search-box input {
            background: transparent;
            border: none;
            color: #fff;
            font-size: var(--font-sm);
            width: 120px;
            outline: none;
        }

        .search-box input::placeholder {
            color: #5A6378;
        }

        .search-box i {
            color: #5A6378;
            font-size: 14px;
        }

        .btn-login {
            padding: 8px 18px;
            border-radius: 20px;
            font-size: var(--font-sm);
            font-weight: 500;
            color: #fff;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.4);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-login:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }

        .btn-highlight {
            padding: 8px 18px;
            border-radius: 20px;
            font-size: var(--font-sm);
            font-weight: 600;
            color: #0A0E27;
            background: var(--highlight);
            white-space: nowrap;
            transition: all var(--transition);
        }

        .btn-highlight:hover {
            background: #00C8E0;
            box-shadow: 0 4px 16px rgba(0, 229, 255, 0.3);
            transform: translateY(-1px);
        }

        .mobile-menu-toggle {
            display: none;
            background: transparent;
            border: none;
            color: #fff;
            font-size: 22px;
            cursor: pointer;
            padding: 6px;
            border-radius: var(--radius-sm);
        }

        .mobile-menu-toggle:hover {
            background: rgba(255, 255, 255, 0.08);
        }

        /* ========== HERO - 优惠券墙 ========== */
        .hero-coupon-wall {
            background: linear-gradient(180deg, #0A0E27 0%, #0D1135 40%, #111840 100%);
            padding: var(--gap-xl) 0;
            position: relative;
            overflow: hidden;
            min-height: 560px;
            display: flex;
            align-items: center;
        }

        .hero-coupon-wall::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -160px;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(0, 229, 255, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-coupon-wall::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -100px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(255, 61, 0, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-coupon-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--gap);
            display: flex;
            align-items: center;
            gap: var(--gap-xl);
            position: relative;
            z-index: 1;
        }

        .hero-coupon-intro {
            flex: 0 0 340px;
            color: #fff;
        }

        .hero-coupon-intro .badge-tag {
            display: inline-block;
            background: rgba(0, 229, 255, 0.15);
            color: var(--highlight);
            font-size: var(--font-xs);
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 20px;
            letter-spacing: 1px;
            margin-bottom: 16px;
            text-transform: uppercase;
        }

        .hero-coupon-intro h1 {
            font-size: var(--font-h1);
            font-weight: 700;
            letter-spacing: -0.5px;
            line-height: 1.2;
            margin-bottom: 16px;
            color: #fff;
        }

        .hero-coupon-intro h1 span {
            color: var(--highlight);
        }

        .hero-coupon-intro .hero-subtitle {
            font-size: 17px;
            color: #B0BAC5;
            line-height: 1.7;
            margin-bottom: 24px;
        }

        .hero-coupon-intro .hero-stats-mini {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
        }

        .hero-stats-mini .stat-item {
            text-align: center;
        }

        .hero-stats-mini .stat-num {
            font-size: 32px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1;
        }

        .hero-stats-mini .stat-label {
            font-size: var(--font-xs);
            color: #8899AA;
            margin-top: 4px;
        }

        /* 优惠券墙 */
        .coupon-wall-area {
            flex: 1;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            position: relative;
        }

        .coupon-card {
            background: linear-gradient(145deg, #1A2240 0%, #121838 100%);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: center;
            cursor: pointer;
            transition: all var(--transition-slow);
            position: relative;
            overflow: hidden;
            width: 180px;
            min-height: 240px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 12px;
        }

        .coupon-card:hover {
            transform: translateY(-6px);
            border-color: rgba(255, 255, 255, 0.25);
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
        }

        .coupon-card::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 100px;
            height: 100px;
            background: radial-gradient(circle, rgba(0, 229, 255, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
            transition: all var(--transition-slow);
        }

        .coupon-card:hover::before {
            width: 140px;
            height: 140px;
            top: -50px;
            right: -50px;
        }

        .coupon-card.featured {
            width: 240px;
            min-height: 320px;
            background: linear-gradient(160deg, #1E2A55 0%, #0F1535 100%);
            border: 2px solid var(--highlight);
            box-shadow: 0 0 32px rgba(0, 229, 255, 0.2), 0 8px 32px rgba(0, 0, 0, 0.3);
            z-index: 2;
            padding: 32px 24px;
        }

        .coupon-card.featured::before {
            width: 160px;
            height: 160px;
            top: -60px;
            right: -60px;
            background: radial-gradient(circle, rgba(0, 229, 255, 0.18) 0%, transparent 70%);
        }

        .coupon-card.featured:hover {
            box-shadow: 0 0 48px rgba(0, 229, 255, 0.3), 0 16px 48px rgba(0, 0, 0, 0.4);
            border-color: #fff;
        }

        .coupon-card.featured .featured-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--accent);
            color: #fff;
            font-size: 10px;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 12px;
            letter-spacing: 1px;
            z-index: 3;
        }

        .coupon-icon {
            font-size: 36px;
            color: var(--highlight);
            position: relative;
            z-index: 1;
        }

        .coupon-card.featured .coupon-icon {
            font-size: 48px;
        }

        .coupon-title {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            position: relative;
            z-index: 1;
            line-height: 1.3;
        }

        .coupon-card.featured .coupon-title {
            font-size: 19px;
        }

        .coupon-desc {
            font-size: var(--font-xs);
            color: #8899AA;
            position: relative;
            z-index: 1;
            line-height: 1.4;
        }

        .coupon-btn {
            padding: 8px 20px;
            border-radius: 20px;
            font-size: var(--font-sm);
            font-weight: 600;
            background: var(--accent);
            color: #fff;
            position: relative;
            z-index: 1;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .coupon-btn:hover {
            background: #E03500;
            box-shadow: 0 6px 20px rgba(255, 61, 0, 0.35);
            transform: scale(1.04);
        }

        .coupon-card.featured .coupon-btn {
            padding: 10px 28px;
            font-size: 15px;
            background: var(--highlight);
            color: #0A0E27;
            font-weight: 700;
        }

        .coupon-card.featured .coupon-btn:hover {
            background: #fff;
            box-shadow: 0 8px 28px rgba(0, 229, 255, 0.4);
        }

        /* ========== 板块通用 ========== */
        .section {
            padding: var(--gap-xl) 0;
        }

        .section-dark {
            background: var(--primary);
            color: #fff;
        }

        .section-white {
            background: var(--bg-white);
        }

        .section-light {
            background: var(--bg-light);
        }

        .section-header {
            text-align: left;
            margin-bottom: var(--gap-lg);
        }

        .section-header h2 {
            font-size: var(--font-h2);
            font-weight: 700;
            letter-spacing: -0.3px;
            margin-bottom: 8px;
            color: inherit;
        }

        .section-header .section-tag {
            display: inline-block;
            font-size: var(--font-xs);
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        .section-header p {
            font-size: 17px;
            color: var(--text-muted);
            max-width: 700px;
        }

        .section-dark .section-header p {
            color: #B0BAC5;
        }

        /* ========== 热门回放卡片 ========== */
        .replay-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--gap);
        }

        .replay-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--card-shadow);
            transition: all var(--transition-slow);
            cursor: pointer;
        }

        .replay-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-3px);
            border-color: #d0d5dd;
        }

        .replay-card-image {
            position: relative;
            height: 200px;
            overflow: hidden;
        }

        .replay-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .replay-card:hover .replay-card-image img {
            transform: scale(1.05);
        }

        .replay-card-image .play-overlay {
            position: absolute;
            inset: 0;
            background: rgba(10, 14, 39, 0.5);
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            transition: opacity var(--transition);
        }

        .replay-card:hover .play-overlay {
            opacity: 1;
        }

        .play-overlay .play-icon {
            width: 56px;
            height: 56px;
            background: var(--accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: #fff;
            box-shadow: 0 8px 24px rgba(255, 61, 0, 0.4);
        }

        .replay-card-image .duration-badge {
            position: absolute;
            bottom: 10px;
            right: 10px;
            background: rgba(0, 0, 0, 0.75);
            color: #fff;
            font-size: var(--font-xs);
            padding: 3px 8px;
            border-radius: 4px;
            font-weight: 500;
        }

        .replay-card-image .match-tag {
            position: absolute;
            top: 10px;
            left: 10px;
            background: var(--accent);
            color: #fff;
            font-size: 11px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 4px;
            letter-spacing: 0.5px;
        }

        .replay-card-body {
            padding: 16px;
        }

        .replay-card-body h3 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--text-dark);
            line-height: 1.4;
        }

        .replay-card-body .replay-meta {
            display: flex;
            gap: 14px;
            font-size: var(--font-xs);
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        .replay-card-body .replay-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .replay-card-body .replay-meta i {
            color: var(--accent);
            font-size: 11px;
        }

        /* ========== 功能特色 ========== */
        .features-dual {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--gap-xl);
            align-items: center;
        }

        .features-dual .features-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--card-shadow-hover);
        }

        .features-dual .features-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }

        .features-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .feature-item {
            display: flex;
            gap: 14px;
            align-items: flex-start;
            padding: 16px;
            background: var(--bg-white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }

        .feature-item:hover {
            border-color: #d0d5dd;
            box-shadow: var(--card-shadow);
        }

        .feature-item .feature-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: rgba(0, 229, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--highlight);
            flex-shrink: 0;
        }

        .feature-item .feature-info h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 4px;
            color: var(--text-dark);
        }

        .feature-item .feature-info p {
            font-size: var(--font-sm);
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ========== 赛事类型标签墙 ========== */
        .game-tags-wall {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }

        .game-tag {
            padding: 12px 24px;
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: 30px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-dark);
            transition: all var(--transition);
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 8px;
            box-shadow: var(--card-shadow);
        }

        .game-tag:hover {
            border-color: var(--accent);
            color: var(--accent);
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
        }

        .game-tag .game-tag-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
            flex-shrink: 0;
        }

        /* ========== 数据亮点 ========== */
        .stats-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--gap);
            text-align: center;
        }

        .stats-strip .stat-card {
            background: var(--bg-white);
            padding: 28px 20px;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--card-shadow);
            transition: all var(--transition);
        }

        .stats-strip .stat-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-3px);
        }

        .stats-strip .stat-big-num {
            font-size: 44px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1;
            margin-bottom: 8px;
            letter-spacing: -1px;
        }

        .stats-strip .stat-big-num span {
            font-size: 24px;
            font-weight: 400;
        }

        .stats-strip .stat-label-sm {
            font-size: var(--font-sm);
            color: var(--text-muted);
            font-weight: 500;
        }

        /* ========== 用户评价 ========== */
        .testimonial-scroll {
            display: flex;
            gap: var(--gap);
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            padding-bottom: 8px;
            scrollbar-width: thin;
            scrollbar-color: #d0d5dd transparent;
        }

        .testimonial-scroll::-webkit-scrollbar {
            height: 6px;
        }

        .testimonial-scroll::-webkit-scrollbar-track {
            background: transparent;
        }

        .testimonial-scroll::-webkit-scrollbar-thumb {
            background: #d0d5dd;
            border-radius: 3px;
        }

        .testimonial-card {
            flex: 0 0 380px;
            scroll-snap-align: start;
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--border);
            box-shadow: var(--card-shadow);
            transition: all var(--transition);
        }

        .testimonial-card:hover {
            box-shadow: var(--card-shadow-hover);
            border-color: #d0d5dd;
        }

        .testimonial-card .t-stars {
            color: #FFB800;
            font-size: 14px;
            margin-bottom: 10px;
            letter-spacing: 1px;
        }

        .testimonial-card .t-text {
            font-size: 15px;
            color: var(--text-dark);
            line-height: 1.7;
            margin-bottom: 14px;
            font-style: italic;
        }

        .testimonial-card .t-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .testimonial-card .t-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 600;
            font-size: 14px;
        }

        .testimonial-card .t-name {
            font-size: var(--font-sm);
            font-weight: 600;
            color: var(--text-dark);
        }

        .testimonial-card .t-role {
            font-size: var(--font-xs);
            color: var(--text-muted);
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: all var(--transition-slow);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
        }

        .faq-item.active {
            border-color: #d0d5dd;
            box-shadow: var(--card-shadow);
        }

        .faq-question {
            padding: 18px 20px;
            font-size: 17px;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            color: var(--text-dark);
            transition: background var(--transition);
            user-select: none;
            background: transparent;
            width: 100%;
            text-align: left;
        }

        .faq-question:hover {
            background: #F9FAFB;
        }

        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: #F0F2F5;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            transition: all var(--transition-slow);
            flex-shrink: 0;
            color: var(--text-muted);
        }

        .faq-item.active .faq-question .faq-icon {
            background: var(--accent);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
        }

        .faq-item.active .faq-answer {
            max-height: 400px;
            padding: 0 20px 18px;
        }

        .faq-answer p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ========== CTA ========== */
        .cta-full {
            background: var(--accent);
            padding: var(--gap-xl) 0;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-full::before {
            content: '';
            position: absolute;
            top: -60px;
            left: 50%;
            transform: translateX(-50%);
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-full h2 {
            font-size: var(--font-h2);
            font-weight: 700;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        .cta-full p {
            font-size: 17px;
            opacity: 0.9;
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn-cta-large {
            display: inline-block;
            padding: 14px 36px;
            background: #fff;
            color: var(--accent);
            font-size: 17px;
            font-weight: 700;
            border-radius: 30px;
            transition: all var(--transition);
            position: relative;
            z-index: 1;
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.2);
        }

        .btn-cta-large:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 36px rgba(0, 0, 0, 0.3);
            background: #FFF5F0;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--primary);
            color: #8899AA;
            padding: var(--gap-xl) 0 0;
            font-size: var(--font-sm);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: var(--gap-lg);
            padding-bottom: var(--gap-lg);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 14px;
            letter-spacing: -0.2px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            color: #8899AA;
            font-size: var(--font-sm);
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: #fff;
        }

        .footer-subscribe {
            display: flex;
            gap: 8px;
            margin-top: 4px;
        }

        .footer-subscribe input {
            flex: 1;
            padding: 10px 14px;
            border-radius: 20px;
            background: #1A2240;
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: #fff;
            font-size: var(--font-sm);
            outline: none;
            transition: border-color var(--transition);
        }

        .footer-subscribe input:focus {
            border-color: var(--highlight);
        }

        .footer-subscribe input::placeholder {
            color: #5A6378;
        }

        .footer-subscribe button {
            padding: 10px 18px;
            border-radius: 20px;
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            font-size: var(--font-sm);
            white-space: nowrap;
            transition: all var(--transition);
        }

        .footer-subscribe button:hover {
            background: #E03500;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 18px 0;
            font-size: var(--font-xs);
            color: #6B7280;
        }

        .fb-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            align-items: center;
        }

        .fb-links a {
            color: #6B7280;
            transition: color var(--transition);
        }

        .fb-links a:hover {
            color: #fff;
        }

        .fb-links span {
            color: #5A6378;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1200px) {
            .hero-coupon-inner {
                flex-direction: column;
                text-align: center;
            }
            .hero-coupon-intro {
                flex: 0 0 auto;
                max-width: 600px;
            }
            .hero-coupon-intro .hero-stats-mini {
                justify-content: center;
            }
            .coupon-wall-area {
                justify-content: center;
            }
            .coupon-card {
                width: 150px;
                min-height: 200px;
                padding: 18px 14px;
            }
            .coupon-card.featured {
                width: 200px;
                min-height: 270px;
                padding: 24px 18px;
            }
            .replay-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .features-dual {
                grid-template-columns: 1fr;
                gap: var(--gap-lg);
            }
            .stats-strip {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 1024px) {
            .nav-channels {
                gap: 2px;
            }
            .nav-channels a {
                padding: 6px 10px;
                font-size: 12px;
            }
            .search-box input {
                width: 80px;
            }
            .hero-coupon-intro h1 {
                font-size: 36px;
            }
            .section-header h2 {
                font-size: 28px;
            }
            .testimonial-card {
                flex: 0 0 300px;
            }
        }

        @media (max-width: 768px) {
            body {
                padding-top: 56px;
            }
            .header-inner {
                height: 56px;
                padding: 0 12px;
                gap: 8px;
            }
            .nav-channels {
                display: none;
            }
            .nav-channels.mobile-open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: 56px;
                left: 0;
                right: 0;
                background: var(--nav-bg);
                padding: 12px;
                gap: 4px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
                z-index: 999;
            }
            .nav-channels.mobile-open a {
                width: 100%;
                text-align: center;
                padding: 10px;
                border-radius: var(--radius);
            }
            .mobile-menu-toggle {
                display: block;
            }
            .search-box {
                display: none;
            }
            .btn-login {
                padding: 6px 12px;
                font-size: 12px;
            }
            .btn-highlight {
                padding: 6px 12px;
                font-size: 12px;
            }
            .logo-text {
                font-size: 16px;
            }
            .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 14px;
            }
            .hero-coupon-wall {
                padding: 40px 0;
                min-height: auto;
            }
            .hero-coupon-inner {
                padding: 0 12px;
                gap: 24px;
            }
            .hero-coupon-intro h1 {
                font-size: 28px;
            }
            .hero-coupon-intro .hero-subtitle {
                font-size: 15px;
            }
            .coupon-wall-area {
                gap: 10px;
            }
            .coupon-card {
                width: 120px;
                min-height: 170px;
                padding: 14px 10px;
                gap: 8px;
            }
            .coupon-card.featured {
                width: 160px;
                min-height: 230px;
                padding: 20px 14px;
            }
            .coupon-title {
                font-size: 13px;
            }
            .coupon-card.featured .coupon-title {
                font-size: 15px;
            }
            .coupon-btn {
                font-size: 12px;
                padding: 6px 14px;
            }
            .section {
                padding: 40px 0;
            }
            .section-header h2 {
                font-size: 24px;
            }
            .replay-grid {
                grid-template-columns: 1fr;
            }
            .features-dual {
                grid-template-columns: 1fr;
            }
            .stats-strip {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stats-strip .stat-big-num {
                font-size: 32px;
            }
            .testimonial-card {
                flex: 0 0 260px;
            }
            .game-tags-wall {
                gap: 8px;
            }
            .game-tag {
                padding: 8px 16px;
                font-size: 13px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .fb-links {
                justify-content: center;
                gap: 10px;
            }
            .container {
                padding: 0 12px;
            }
        }

        @media (max-width: 520px) {
            .hero-coupon-intro h1 {
                font-size: 24px;
            }
            .coupon-card {
                width: 100px;
                min-height: 150px;
                padding: 10px 8px;
            }
            .coupon-card.featured {
                width: 140px;
                min-height: 200px;
                padding: 16px 10px;
            }
            .coupon-icon {
                font-size: 24px;
            }
            .coupon-card.featured .coupon-icon {
                font-size: 32px;
            }
            .coupon-title {
                font-size: 11px;
            }
            .coupon-card.featured .coupon-title {
                font-size: 13px;
            }
            .coupon-btn {
                font-size: 11px;
                padding: 5px 10px;
            }
            .stats-strip {
                grid-template-columns: 1fr;
            }
            .testimonial-card {
                flex: 0 0 240px;
            }
            .btn-cta-large {
                padding: 12px 24px;
                font-size: 15px;
            }
        }

/* roulang page: category7 */
:root {
            --primary: #0A0E27;
            --accent: #FF3D00;
            --highlight: #00E5FF;
            --bg-light: #F5F7FA;
            --bg-white: #FFFFFF;
            --text-dark: #1A1A1A;
            --text-muted: #6B7280;
            --text-light: #8899AA;
            --border: #E8EDF2;
            --nav-bg: #0A0E27;
            --nav-text: #B0BAC5;
            --nav-active: #FFFFFF;
            --card-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
            --card-shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius: 8px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --transition: 0.2s ease;
            --transition-slow: 0.3s ease;
            --font-h1: 48px;
            --font-h2: 36px;
            --font-h3: 24px;
            --font-body: 16px;
            --font-sm: 14px;
            --font-xs: 12px;
            --max-width: 1280px;
            --gap: 24px;
            --gap-sm: 16px;
            --gap-lg: 40px;
            --gap-xl: 64px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Inter', 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;
            font-size: var(--font-body);
            line-height: 1.8;
            color: var(--text-dark);
            background: var(--bg-light);
            min-width: 320px;
            overflow-x: hidden;
            padding-top: 64px;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            cursor: pointer;
        }

        input:focus-visible,
        button:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--highlight);
            outline-offset: 2px;
            border-radius: 2px;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--gap);
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: var(--nav-bg);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: background var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--gap);
            gap: var(--gap);
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--accent);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            font-weight: 700;
            letter-spacing: -0.5px;
        }

        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.3px;
            white-space: nowrap;
        }

        .logo-text span {
            color: var(--highlight);
        }

        .nav-channels {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
            flex-wrap: wrap;
        }

        .nav-channels a {
            display: inline-flex;
            align-items: center;
            padding: 8px 13px;
            border-radius: 20px;
            font-size: var(--font-sm);
            color: var(--nav-text);
            font-weight: 500;
            white-space: nowrap;
            transition: all var(--transition);
            position: relative;
        }

        .nav-channels a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-channels a.active {
            color: #fff;
            background: rgba(255, 61, 0, 0.18);
            font-weight: 600;
        }

        .nav-channels a.active::after {
            content: '';
            position: absolute;
            bottom: 3px;
            left: 50%;
            transform: translateX(-50%);
            width: 22px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: #1A2240;
            border-radius: 20px;
            padding: 8px 16px;
            gap: 8px;
            border: 1px solid transparent;
            transition: all var(--transition);
        }

        .search-box:focus-within {
            border-color: var(--highlight);
            box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.1);
        }

        .search-box input {
            background: transparent;
            border: none;
            color: #fff;
            font-size: var(--font-sm);
            width: 130px;
            outline: none;
        }

        .search-box input::placeholder {
            color: #5A6378;
        }

        .search-box i {
            color: #5A6378;
            font-size: 14px;
        }

        .btn-login {
            padding: 8px 18px;
            border-radius: 20px;
            font-size: var(--font-sm);
            font-weight: 500;
            color: #fff;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.4);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-login:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
        }

        .btn-cta-nav {
            padding: 8px 20px;
            border-radius: 20px;
            font-size: var(--font-sm);
            font-weight: 600;
            color: var(--primary);
            background: var(--highlight);
            white-space: nowrap;
            transition: all var(--transition);
            box-shadow: 0 2px 8px rgba(0, 229, 255, 0.25);
        }

        .btn-cta-nav:hover {
            background: #00c8e0;
            box-shadow: 0 4px 16px rgba(0, 229, 255, 0.4);
            transform: translateY(-1px);
        }

        .hamburger-btn {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 24px;
            cursor: pointer;
            padding: 8px;
            flex-shrink: 0;
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            background: var(--primary);
            background-image: linear-gradient(180deg, rgba(10, 14, 39, 0.92) 0%, rgba(10, 14, 39, 0.85) 100%), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            padding: 80px 0 70px;
            overflow: hidden;
            min-height: 500px;
            display: flex;
            align-items: center;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -15%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(0, 229, 255, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(255, 61, 0, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-inner {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 50px;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--gap);
        }

        .hero-avatar-area {
            flex-shrink: 0;
            text-align: center;
        }

        .hero-avatar-badge {
            width: 120px;
            height: 120px;
            background: linear-gradient(135deg, var(--accent) 0%, #e62e00 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 52px;
            color: #fff;
            box-shadow: 0 8px 32px rgba(255, 61, 0, 0.4);
            position: relative;
            margin: 0 auto 16px;
        }

        .hero-avatar-badge::after {
            content: '';
            position: absolute;
            inset: -6px;
            border-radius: 50%;
            border: 2px dashed rgba(255, 255, 255, 0.3);
            animation: rotateBadge 20s linear infinite;
        }

        @keyframes rotateBadge {
            from {
                transform: rotate(0deg);
            }
            to {
                transform: rotate(360deg);
            }
        }

        .hero-nickname {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
        }

        .hero-verified {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            color: var(--highlight);
            background: rgba(0, 229, 255, 0.1);
            padding: 3px 10px;
            border-radius: 12px;
            margin-top: 6px;
        }

        .hero-verified i {
            font-size: 10px;
        }

        .hero-content {
            flex: 1;
        }

        .hero-content h1 {
            font-size: var(--font-h1);
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.5px;
            line-height: 1.2;
            margin-bottom: 16px;
        }

        .hero-content h1 span {
            color: var(--highlight);
        }

        .hero-subtitle {
            font-size: 18px;
            color: #B0BAC5;
            line-height: 1.7;
            margin-bottom: 24px;
            max-width: 580px;
        }

        .hero-badges-row {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }

        .hero-badge-item {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-lg);
            padding: 14px 20px;
            text-align: center;
            min-width: 100px;
            transition: all var(--transition);
        }

        .hero-badge-item:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.25);
            transform: translateY(-3px);
        }

        .hero-badge-num {
            font-size: 32px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: -1px;
            line-height: 1;
        }

        .hero-badge-label {
            font-size: var(--font-xs);
            color: #8899AA;
            margin-top: 6px;
        }

        .hero-cta-row {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary-hero {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius);
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            background: var(--accent);
            transition: all var(--transition);
            box-shadow: 0 4px 16px rgba(255, 61, 0, 0.3);
        }

        .btn-primary-hero:hover {
            background: #e03500;
            box-shadow: 0 6px 24px rgba(255, 61, 0, 0.45);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-outline-hero {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius);
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.35);
            transition: all var(--transition);
        }

        .btn-outline-hero:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: 70px 0;
        }

        .section-alt {
            background: var(--bg-white);
        }

        .section-dark {
            background: var(--primary);
            color: #fff;
        }

        .section-header {
            margin-bottom: 48px;
        }

        .section-label {
            display: inline-block;
            font-size: var(--font-sm);
            font-weight: 600;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 1.5px;
            margin-bottom: 10px;
        }

        .section-header h2 {
            font-size: var(--font-h2);
            font-weight: 700;
            color: inherit;
            letter-spacing: -0.3px;
            margin-bottom: 12px;
        }

        .section-header p {
            font-size: 17px;
            color: var(--text-muted);
            max-width: 650px;
            line-height: 1.7;
        }

        .section-dark .section-header p {
            color: #B0BAC5;
        }

        /* ========== STATS SHOWCASE ========== */
        .stats-showcase {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--gap);
        }

        .stat-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            border: 1px solid var(--border);
            box-shadow: var(--card-shadow);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .stat-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--accent);
            border-radius: 0 0 3px 3px;
            transform: scaleX(0);
            transition: transform var(--transition-slow);
        }

        .stat-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-4px);
        }

        .stat-card:hover::before {
            transform: scaleX(1);
        }

        .stat-icon {
            font-size: 36px;
            color: var(--accent);
            margin-bottom: 12px;
        }

        .stat-number {
            font-size: 44px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -1px;
            line-height: 1;
            margin-bottom: 6px;
        }

        .stat-number .plus {
            color: var(--accent);
            font-size: 28px;
        }

        .stat-desc {
            font-size: var(--font-sm);
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* ========== FEATURE ROWS ========== */
        .feature-row {
            display: flex;
            align-items: center;
            gap: 50px;
            margin-bottom: 60px;
        }

        .feature-row:last-child {
            margin-bottom: 0;
        }

        .feature-row.reverse {
            flex-direction: row-reverse;
        }

        .feature-text {
            flex: 1;
        }

        .feature-text h3 {
            font-size: var(--font-h3);
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 14px;
            letter-spacing: -0.2px;
        }

        .feature-text p {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .feature-list {
            list-style: none;
            padding: 0;
        }

        .feature-list li {
            position: relative;
            padding-left: 26px;
            font-size: 15px;
            color: var(--text-dark);
            margin-bottom: 8px;
            line-height: 1.6;
        }

        .feature-list li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 8px;
            width: 16px;
            height: 16px;
            background: var(--accent);
            border-radius: 50%;
            opacity: 0.2;
        }

        .feature-list li::after {
            content: '\f00c';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            left: 3px;
            top: 6px;
            font-size: 10px;
            color: var(--accent);
        }

        .feature-image {
            flex: 1;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--card-shadow);
            position: relative;
        }

        .feature-image img {
            width: 100%;
            height: auto;
            border-radius: var(--radius-lg);
            transition: transform var(--transition-slow);
        }

        .feature-image:hover img {
            transform: scale(1.03);
        }

        .feature-image .img-overlay-tag {
            position: absolute;
            bottom: 16px;
            left: 16px;
            background: rgba(10, 14, 39, 0.85);
            color: #fff;
            padding: 6px 14px;
            border-radius: 20px;
            font-size: var(--font-xs);
            font-weight: 600;
            letter-spacing: 0.5px;
        }

        /* ========== SCENARIO CARDS ========== */
        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--gap);
        }

        .scenario-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            border: 1px solid var(--border);
            box-shadow: var(--card-shadow);
            transition: all var(--transition);
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .scenario-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-3px);
            border-color: rgba(255, 61, 0, 0.2);
        }

        .scenario-card .sc-icon {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: rgba(255, 61, 0, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 26px;
            color: var(--accent);
            margin: 0 auto 16px;
            transition: all var(--transition);
        }

        .scenario-card:hover .sc-icon {
            background: var(--accent);
            color: #fff;
            transform: scale(1.1);
        }

        .scenario-card h4 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
        }

        .scenario-card p {
            font-size: var(--font-sm);
            color: var(--text-muted);
            line-height: 1.7;
        }

        .scenario-card .sc-tag {
            display: inline-block;
            margin-top: 12px;
            padding: 4px 12px;
            border-radius: 14px;
            font-size: 11px;
            font-weight: 600;
            background: rgba(0, 229, 255, 0.1);
            color: #0099aa;
            letter-spacing: 0.5px;
        }

        /* ========== PROCESS TIMELINE ========== */
        .process-timeline {
            position: relative;
            padding-left: 40px;
        }

        .process-timeline::before {
            content: '';
            position: absolute;
            left: 15px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: linear-gradient(180deg, var(--accent) 0%, var(--highlight) 100%);
            border-radius: 1px;
        }

        .process-step {
            position: relative;
            margin-bottom: 36px;
            padding-left: 30px;
        }

        .process-step:last-child {
            margin-bottom: 0;
        }

        .process-step::before {
            content: '';
            position: absolute;
            left: -29px;
            top: 6px;
            width: 14px;
            height: 14px;
            background: var(--accent);
            border-radius: 50%;
            border: 3px solid #fff;
            box-shadow: 0 0 0 4px rgba(255, 61, 0, 0.2);
            z-index: 2;
        }

        .process-step h4 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 6px;
        }

        .process-step p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .section-dark .process-step h4 {
            color: #fff;
        }

        .section-dark .process-step p {
            color: #B0BAC5;
        }

        .section-dark .process-step::before {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(255, 61, 0, 0.3);
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--bg-white);
            transition: all var(--transition);
        }

        .faq-item:hover {
            box-shadow: var(--card-shadow);
        }

        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 20px;
            font-size: 17px;
            font-weight: 600;
            color: var(--text-dark);
            background: transparent;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            cursor: pointer;
            transition: all var(--transition);
            border: none;
            outline: none;
        }

        .faq-question i {
            font-size: 14px;
            color: var(--text-muted);
            transition: transform var(--transition-slow);
        }

        .faq-item.open .faq-question {
            background: var(--bg-light);
            color: var(--accent);
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--accent);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
        }

        .faq-answer-inner {
            padding: 0 20px 20px;
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--accent);
            padding: 60px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -10%;
            width: 350px;
            height: 350px;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section h2 {
            font-size: var(--font-h2);
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        .cta-section p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 28px;
            position: relative;
            z-index: 1;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 16px 36px;
            border-radius: var(--radius);
            font-size: 17px;
            font-weight: 700;
            color: var(--accent);
            background: #fff;
            transition: all var(--transition);
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
            position: relative;
            z-index: 1;
        }

        .btn-cta-large:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
            color: var(--accent);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--primary);
            padding: 50px 0 0;
            color: #8899AA;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
            gap: 40px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            font-size: var(--font-sm);
            color: #8899AA;
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: #fff;
        }

        .footer-subscribe {
            display: flex;
            gap: 8px;
        }

        .footer-subscribe input {
            flex: 1;
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            background: #1A2240;
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: #fff;
            font-size: var(--font-sm);
        }

        .footer-subscribe input::placeholder {
            color: #5A6378;
        }

        .footer-subscribe button {
            padding: 10px 18px;
            border-radius: var(--radius-sm);
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            font-size: var(--font-sm);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .footer-subscribe button:hover {
            background: #e03500;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 20px 0;
            font-size: var(--font-xs);
            color: #6B7280;
        }

        .fb-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            align-items: center;
        }

        .fb-links a {
            color: #6B7280;
            transition: color var(--transition);
        }

        .fb-links a:hover {
            color: #fff;
        }

        .fb-links span {
            color: #6B7280;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-inner {
                flex-direction: column;
                text-align: center;
                gap: 30px;
            }
            .hero-content h1 {
                font-size: 36px;
            }
            .hero-subtitle {
                max-width: 100%;
                margin-left: auto;
                margin-right: auto;
            }
            .hero-badges-row {
                justify-content: center;
            }
            .hero-cta-row {
                justify-content: center;
            }
            .stats-showcase {
                grid-template-columns: repeat(2, 1fr);
            }
            .feature-row {
                flex-direction: column !important;
                gap: 30px;
            }
            .feature-image {
                order: -1;
            }
            .scenario-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 30px;
            }
            .nav-channels {
                gap: 2px;
            }
            .nav-channels a {
                padding: 6px 10px;
                font-size: 12px;
            }
            .search-box input {
                width: 90px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                gap: 10px;
            }
            .nav-channels {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--nav-bg);
                flex-direction: column;
                padding: 16px;
                gap: 4px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
                z-index: 999;
            }
            .nav-channels.open {
                display: flex;
            }
            .nav-channels a {
                width: 100%;
                text-align: center;
                padding: 10px 14px;
                border-radius: var(--radius);
                font-size: 14px;
            }
            .hamburger-btn {
                display: block;
            }
            .search-box {
                display: none;
            }
            .btn-login {
                font-size: 12px;
                padding: 6px 12px;
            }
            .btn-cta-nav {
                font-size: 12px;
                padding: 6px 14px;
            }
            .hero-section {
                padding: 50px 0 40px;
                min-height: auto;
            }
            .hero-content h1 {
                font-size: 28px;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .hero-avatar-badge {
                width: 80px;
                height: 80px;
                font-size: 36px;
            }
            .hero-badges-row {
                gap: 8px;
            }
            .hero-badge-item {
                padding: 10px 14px;
                min-width: 70px;
            }
            .hero-badge-num {
                font-size: 22px;
            }
            .stats-showcase {
                grid-template-columns: 1fr 1fr;
                gap: var(--gap-sm);
            }
            .stat-card {
                padding: 20px 14px;
            }
            .stat-number {
                font-size: 32px;
            }
            .section {
                padding: 40px 0;
            }
            .section-header h2 {
                font-size: 26px;
            }
            .scenario-grid {
                grid-template-columns: 1fr;
            }
            .process-timeline {
                padding-left: 24px;
            }
            .process-timeline::before {
                left: 8px;
            }
            .process-step {
                padding-left: 20px;
            }
            .process-step::before {
                left: -22px;
                width: 10px;
                height: 10px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .fb-links {
                justify-content: center;
            }
            .cta-section h2 {
                font-size: 26px;
            }
            .container {
                padding: 0 var(--gap-sm);
            }
        }

        @media (max-width: 520px) {
            .hero-content h1 {
                font-size: 24px;
            }
            .hero-badges-row {
                flex-direction: column;
                align-items: center;
            }
            .hero-cta-row {
                flex-direction: column;
                align-items: center;
            }
            .btn-primary-hero,
            .btn-outline-hero {
                width: 100%;
                justify-content: center;
            }
            .stats-showcase {
                grid-template-columns: 1fr;
            }
            .section-header h2 {
                font-size: 22px;
            }
            .hero-avatar-badge {
                width: 64px;
                height: 64px;
                font-size: 28px;
            }
        }