/* roulang page: index */
:root {
            --color-primary: #0d1f3c;
            --color-primary-light: #1a3356;
            --color-accent: #c8963e;
            --color-accent-light: #d4a85a;
            --color-accent-dark: #a67a2e;
            --color-red: #c0392b;
            --color-red-light: #e74c3c;
            --color-bg: #f5f6f8;
            --color-white: #ffffff;
            --color-text: #1c2333;
            --color-text-weak: #5f6b7e;
            --color-text-muted: #8b95a5;
            --color-border: #e2e6ed;
            --color-border-light: #eef1f5;
            --color-card-shadow: rgba(13, 31, 60, 0.07);
            --color-card-shadow-hover: rgba(13, 31, 60, 0.14);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 2px 8px rgba(13, 31, 60, 0.06);
            --shadow-md: 0 4px 16px rgba(13, 31, 60, 0.10);
            --shadow-lg: 0 8px 32px rgba(13, 31, 60, 0.14);
            --shadow-xl: 0 16px 48px rgba(13, 31, 60, 0.18);
            --transition-fast: 0.18s ease;
            --transition-normal: 0.28s ease;
            --transition-slow: 0.40s ease;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif;
            --max-width: 1200px;
            --nav-brand-height: 56px;
            --nav-channel-height: 44px;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-width: 320px;
            overflow-x: hidden;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input {
            font-family: inherit;
        }

        .container-wide {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            background: var(--color-white);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 1px 0 var(--color-border-light), var(--shadow-sm);
            transition: box-shadow var(--transition-normal);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        /* Brand Row */
        .header-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-brand-height);
            border-bottom: 1px solid var(--color-border-light);
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-size: 1.45rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .header-logo .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
            font-size: 1.2rem;
            font-weight: 900;
            flex-shrink: 0;
        }
        .header-brand-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .btn-app-download {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: 20px;
            background: var(--color-accent);
            color: #fff;
            font-size: 0.85rem;
            font-weight: 600;
            border: none;
            transition: background var(--transition-fast), transform var(--transition-fast);
            white-space: nowrap;
        }
        .btn-app-download:hover {
            background: var(--color-accent-dark);
            color: #fff;
            transform: translateY(-1px);
        }
        .btn-app-download i {
            font-size: 0.8rem;
        }
        .header-search-btn {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 1px solid var(--color-border);
            background: var(--color-white);
            color: var(--color-text-weak);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .header-search-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: #fdf8f0;
        }

        /* Channel Row */
        .header-channel-row {
            display: flex;
            align-items: center;
            height: var(--nav-channel-height);
            gap: 4px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }
        .header-channel-row::-webkit-scrollbar {
            display: none;
        }
        .nav-channel-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-weak);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
            letter-spacing: 0.3px;
        }
        .nav-channel-link:hover {
            color: var(--color-primary);
            background: #f8f9fb;
        }
        .nav-channel-link.active {
            color: var(--color-white);
            background: var(--color-primary);
            font-weight: 600;
            box-shadow: 0 2px 8px rgba(13, 31, 60, 0.25);
        }
        .nav-channel-link.active:hover {
            color: var(--color-white);
            background: var(--color-primary-light);
        }
        .nav-channel-badge {
            display: inline-block;
            margin-left: 5px;
            padding: 2px 7px;
            border-radius: 10px;
            font-size: 0.7rem;
            font-weight: 700;
            background: var(--color-red-light);
            color: #fff;
            line-height: 1.3;
        }

        /* Mobile menu toggle */
        .mobile-menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-border);
            background: var(--color-white);
            color: var(--color-text);
            font-size: 1.3rem;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }
        .mobile-menu-toggle:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .mobile-menu-toggle.is-open {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }

        /* Mobile nav panel */
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: calc(var(--nav-brand-height) + var(--nav-channel-height));
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-white);
            z-index: 999;
            padding: 20px;
            flex-direction: column;
            gap: 6px;
            overflow-y: auto;
            box-shadow: var(--shadow-lg);
        }
        .mobile-nav-panel.is-open {
            display: flex;
        }
        .mobile-nav-panel .nav-channel-link {
            display: block;
            padding: 14px 20px;
            border-radius: var(--radius-md);
            font-size: 1rem;
            border: 1px solid transparent;
            text-align: center;
        }
        .mobile-nav-panel .nav-channel-link.active {
            border-color: var(--color-primary);
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            background: linear-gradient(160deg, #0a172e 0%, #0d1f3c 40%, #132d52 100%);
            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(180deg, rgba(13, 31, 60, 0.82) 0%, rgba(13, 31, 60, 0.70) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            padding: 60px 0;
            width: 100%;
        }
        .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 20px;
            background: rgba(200, 150, 62, 0.2);
            border: 1px solid rgba(200, 150, 62, 0.4);
            color: var(--color-accent-light);
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 20px;
            backdrop-filter: blur(4px);
        }
        .hero-title {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 700;
            color: #ffffff;
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }
        .hero-title .highlight {
            color: var(--color-accent-light);
            position: relative;
        }
        .hero-desc {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.82);
            line-height: 1.8;
            max-width: 680px;
            margin-bottom: 28px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .btn-hero-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 28px;
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            border: none;
            transition: all var(--transition-normal);
            letter-spacing: 0.5px;
            box-shadow: 0 4px 16px rgba(200, 150, 62, 0.35);
        }
        .btn-hero-primary:hover {
            background: var(--color-accent-light);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(200, 150, 62, 0.45);
        }
        .btn-hero-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 28px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            border: 2px solid rgba(255, 255, 255, 0.45);
            transition: all var(--transition-normal);
            letter-spacing: 0.5px;
        }
        .btn-hero-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: 60px 0;
        }
        .section-sm {
            padding: 40px 0;
        }
        .section-lg {
            padding: 80px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-label {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 16px;
            background: #fdf3e0;
            color: var(--color-accent-dark);
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            margin-bottom: 12px;
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-weak);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }

        /* ========== STATS CARDS ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
        }
        .stat-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            position: relative;
            overflow: hidden;
        }
        .stat-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 40px;
            height: 3px;
            border-radius: 0 0 4px 4px;
            background: var(--color-accent);
            transition: width var(--transition-normal);
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .stat-card:hover::before {
            width: 60px;
        }
        .stat-number {
            font-family: var(--font-heading);
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: -0.5px;
            margin-bottom: 4px;
            line-height: 1.1;
        }
        .stat-number .plus {
            color: var(--color-accent);
            font-size: 1.6rem;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            font-weight: 500;
        }

        /* ========== ADVANTAGE CARDS ========== */
        .advantage-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .advantage-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            text-align: center;
        }
        .advantage-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .advantage-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, #fdf3e0, #fef9f0);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.5rem;
            color: var(--color-accent);
            transition: all var(--transition-normal);
        }
        .advantage-card:hover .advantage-icon {
            background: var(--color-accent);
            color: #fff;
            transform: scale(1.08);
        }
        .advantage-card h3 {
            font-family: var(--font-heading);
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 8px;
        }
        .advantage-card p {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            line-height: 1.6;
            margin: 0;
        }

        /* ========== CATEGORY CARDS ========== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .category-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            cursor: pointer;
            position: relative;
        }
        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-xl);
            border-color: transparent;
        }
        .category-card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            display: block;
            transition: transform var(--transition-slow);
        }
        .category-card:hover .category-card-img {
            transform: scale(1.04);
        }
        .category-card-body {
            padding: 20px;
        }
        .category-card-body h3 {
            font-family: var(--font-heading);
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 6px;
        }
        .category-card-body p {
            font-size: 0.88rem;
            color: var(--color-text-weak);
            margin: 0;
            line-height: 1.5;
        }
        .category-card-arrow {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-accent);
            margin-top: 10px;
            transition: gap var(--transition-fast);
        }
        .category-card:hover .category-card-arrow {
            gap: 8px;
        }

        /* ========== BRAND STORY ========== */
        .brand-story-section {
            position: relative;
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            min-height: 400px;
            display: flex;
            align-items: center;
        }
        .brand-story-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(13, 31, 60, 0.90) 0%, rgba(13, 31, 60, 0.78) 100%);
            z-index: 1;
        }
        .brand-story-content {
            position: relative;
            z-index: 2;
            padding: 60px 0;
            color: #fff;
        }
        .brand-story-content .section-title {
            color: #fff;
        }
        .brand-story-content .section-subtitle {
            color: rgba(255, 255, 255, 0.75);
        }
        .brand-story-text {
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
            font-size: 1.05rem;
            line-height: 1.9;
            color: rgba(255, 255, 255, 0.85);
        }
        .brand-story-highlights {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            max-width: 800px;
            margin: 30px auto 0;
        }
        .brand-story-highlight {
            text-align: center;
            padding: 20px;
            background: rgba(255, 255, 255, 0.07);
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(2px);
        }
        .brand-story-highlight .bsh-number {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--color-accent-light);
        }
        .brand-story-highlight .bsh-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }

        /* ========== HOT MATCHES ========== */
        .matches-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }
        .match-card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            gap: 16px;
        }
        .match-card:hover {
            box-shadow: var(--shadow-md);
            border-color: transparent;
            transform: translateY(-2px);
        }
        .match-teams {
            display: flex;
            align-items: center;
            gap: 12px;
            flex: 1;
            min-width: 0;
        }
        .match-team {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-primary);
            white-space: nowrap;
        }
        .match-vs {
            font-weight: 700;
            color: var(--color-text-muted);
            font-size: 0.85rem;
            flex-shrink: 0;
        }
        .match-info {
            text-align: right;
            flex-shrink: 0;
        }
        .match-league {
            font-size: 0.75rem;
            color: var(--color-text-muted);
            margin-bottom: 2px;
        }
        .match-time {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-red);
        }
        .match-badge-live {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 10px;
            background: #e74c3c;
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            animation: pulse-live 2s infinite;
            margin-left: 6px;
        }
        @keyframes pulse-live {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.5;
            }
        }

        /* ========== TESTIMONIALS ========== */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .testimonial-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            position: relative;
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .testimonial-card::before {
            content: '\201C';
            font-size: 3.5rem;
            color: var(--color-accent);
            opacity: 0.3;
            position: absolute;
            top: 8px;
            left: 16px;
            font-family: Georgia, serif;
            line-height: 1;
            pointer-events: none;
        }
        .testimonial-text {
            font-size: 0.95rem;
            color: var(--color-text);
            line-height: 1.7;
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }
        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .testimonial-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-primary-light);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            flex-shrink: 0;
        }
        .testimonial-name {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-primary);
        }
        .testimonial-role {
            font-size: 0.78rem;
            color: var(--color-text-muted);
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--color-border);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 24px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            background: transparent;
            border: none;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: color var(--transition-fast);
            font-family: inherit;
        }
        .faq-question:hover {
            color: var(--color-accent-dark);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: #f5f6f8;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: var(--color-text-weak);
            transition: all var(--transition-normal);
        }
        .faq-item.is-open .faq-question .faq-icon {
            background: var(--color-accent);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 24px;
        }
        .faq-item.is-open .faq-answer {
            max-height: 400px;
            padding: 0 24px 20px;
        }
        .faq-answer p {
            font-size: 0.92rem;
            color: var(--color-text-weak);
            line-height: 1.8;
            margin: 0;
        }

        /* ========== NEWS ========== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .news-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
        }
        .news-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .news-card-img {
            width: 100%;
            height: 170px;
            object-fit: cover;
            display: block;
            transition: transform var(--transition-slow);
        }
        .news-card:hover .news-card-img {
            transform: scale(1.03);
        }
        .news-card-body {
            padding: 18px;
        }
        .news-card-date {
            font-size: 0.78rem;
            color: var(--color-text-muted);
            margin-bottom: 6px;
        }
        .news-card-body h3 {
            font-family: var(--font-heading);
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .news-card-body p {
            font-size: 0.85rem;
            color: var(--color-text-weak);
            line-height: 1.6;
            margin: 0 0 12px;
        }
        .news-card-link {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-accent);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition-fast);
        }
        .news-card-link:hover {
            gap: 8px;
            color: var(--color-accent-dark);
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            padding: 60px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(200, 150, 62, 0.08);
            pointer-events: none;
        }
        .cta-content {
            position: relative;
            z-index: 1;
            color: #fff;
        }
        .cta-content h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .cta-content p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.78);
            margin-bottom: 24px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 34px;
            border-radius: 28px;
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            font-size: 1.05rem;
            border: none;
            transition: all var(--transition-normal);
            letter-spacing: 0.5px;
            box-shadow: 0 6px 20px rgba(200, 150, 62, 0.4);
        }
        .btn-cta:hover {
            background: var(--color-accent-light);
            color: #fff;
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(200, 150, 62, 0.5);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0a1628;
            color: rgba(255, 255, 255, 0.7);
            padding: 50px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 30px;
        }
        .footer-brand-name {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-desc {
            font-size: 0.88rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
            margin-bottom: 16px;
        }
        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent-light);
        }
        .footer-bottom {
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-social {
            display: flex;
            gap: 12px;
        }
        .footer-social a {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.6);
            transition: all var(--transition-fast);
            font-size: 0.9rem;
        }
        .footer-social a:hover {
            background: var(--color-accent);
            color: #fff;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 12px;
            }
            .stats-grid .stat-card:last-child {
                display: none;
            }
            .advantage-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .matches-list {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .hero-title {
                font-size: 2.2rem;
            }
            .brand-story-highlights {
                grid-template-columns: repeat(3, 1fr);
                gap: 12px;
            }
        }
        @media (max-width: 768px) {
            .header-brand-actions .btn-app-download span {
                display: none;
            }
            .btn-app-download {
                padding: 8px 12px;
                border-radius: 50%;
                width: 38px;
                height: 38px;
                justify-content: center;
            }
            .btn-app-download i {
                margin: 0;
                font-size: 1rem;
            }
            .header-channel-row {
                gap: 2px;
            }
            .nav-channel-link {
                padding: 6px 11px;
                font-size: 0.8rem;
                border-radius: 16px;
            }
            .hero-title {
                font-size: 1.7rem;
            }
            .hero-desc {
                font-size: 0.95rem;
            }
            .hero-section {
                min-height: 380px;
            }
            .section {
                padding: 40px 0;
            }
            .section-lg {
                padding: 50px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .stats-grid .stat-card:nth-child(5) {
                display: none;
            }
            .advantage-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .category-grid {
                grid-template-columns: 1fr;
                gap: 12px;
                max-width: 400px;
                margin: 0 auto;
            }
            .category-card-img {
                height: 160px;
            }
            .brand-story-highlights {
                grid-template-columns: 1fr 1fr 1fr;
                gap: 8px;
            }
            .brand-story-highlight .bsh-number {
                font-size: 1.4rem;
            }
            .matches-list {
                grid-template-columns: 1fr;
            }
            .match-card {
                flex-wrap: wrap;
                gap: 8px;
            }
            .testimonials-grid {
                grid-template-columns: 1fr;
                gap: 10px;
                max-width: 450px;
                margin: 0 auto;
            }
            .news-grid {
                grid-template-columns: 1fr;
                gap: 12px;
                max-width: 450px;
                margin: 0 auto;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .brand-story-section {
                background-attachment: scroll;
            }
            .hero-actions {
                flex-direction: column;
                align-items: flex-start;
            }
            .btn-hero-primary,
            .btn-hero-outline {
                width: 100%;
                justify-content: center;
            }
        }
        @media (max-width: 520px) {
            .header-channel-row {
                display: none;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .header-brand-row {
                height: 52px;
            }
            .header-logo {
                font-size: 1.2rem;
            }
            .header-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.95rem;
            }
            .hero-title {
                font-size: 1.4rem;
            }
            .hero-desc {
                font-size: 0.88rem;
            }
            .hero-section {
                min-height: 320px;
            }
            .hero-content {
                padding: 36px 0;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .stats-grid .stat-card:nth-child(4),
            .stats-grid .stat-card:nth-child(5) {
                display: none;
            }
            .advantage-grid {
                grid-template-columns: 1fr;
                gap: 8px;
                max-width: 350px;
                margin: 0 auto;
            }
            .brand-story-highlights {
                grid-template-columns: 1fr;
                gap: 8px;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .faq-question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }
            .faq-answer {
                padding: 0 16px;
            }
            .faq-item.is-open .faq-answer {
                padding: 0 16px 16px;
            }
            .cta-content h2 {
                font-size: 1.4rem;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #1a3c5e;
            --color-primary-dark: #0f2640;
            --color-accent: #e8982e;
            --color-accent-hover: #c97e1f;
            --color-accent-light: #fef7ed;
            --color-bg: #f7f8fa;
            --color-white: #ffffff;
            --color-text: #1e293b;
            --color-text-weak: #5f6b7a;
            --color-text-light: #8b95a5;
            --color-border: #e5e8ed;
            --color-border-light: #f0f2f5;
            --color-card-shadow: rgba(0, 0, 0, 0.06);
            --color-card-hover-shadow: rgba(0, 0, 0, 0.12);
            --color-badge-bg: #eef4fb;
            --color-badge-text: #1a3c5e;
            --color-success: #16a34a;
            --color-warning: #f59e0b;
            --color-danger: #dc2626;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.07);
            --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 14px 44px rgba(0, 0, 0, 0.13);
            --transition-fast: 0.18s ease;
            --transition-normal: 0.28s ease;
            --font-heading: 'PingFang SC', 'Helvetica Neue', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-body: 'PingFang SC', 'Helvetica Neue', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --section-gap: 64px;
            --container-max: 1280px;
            --header-height: 0px;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
            padding: 0;
        }

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

        input {
            font-family: inherit;
        }

        .container-wide {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* Header */
        .site-header {
            background: var(--color-white);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
            border-bottom: 1px solid var(--color-border-light);
        }

        .header-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            padding-bottom: 14px;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-size: 1.55rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            transition: opacity var(--transition-fast);
            white-space: nowrap;
        }

        .header-logo:hover {
            opacity: 0.82;
        }

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--color-accent), #d4841a);
            border-radius: var(--radius-sm);
            color: #fff;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .header-brand-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .header-search-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-weak);
            font-size: 1.05rem;
            transition: all var(--transition-fast);
            background: var(--color-bg);
        }

        .header-search-btn:hover {
            color: var(--color-primary);
            background: var(--color-border-light);
        }

        .btn-app-download {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 9px 18px;
            background: var(--color-accent);
            color: #fff;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 600;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-app-download:hover {
            background: var(--color-accent-hover);
            color: #fff;
            box-shadow: 0 4px 14px rgba(232, 152, 46, 0.35);
            transform: translateY(-1px);
        }

        .mobile-menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            align-items: center;
            justify-content: center;
            color: var(--color-text);
            font-size: 1.3rem;
            background: var(--color-bg);
            transition: all var(--transition-fast);
        }

        .mobile-menu-toggle:hover {
            background: var(--color-border-light);
        }

        .header-channel-row {
            display: flex;
            align-items: center;
            gap: 4px;
            padding-top: 6px;
            padding-bottom: 10px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            border-top: 1px solid var(--color-border-light);
        }

        .header-channel-row::-webkit-scrollbar {
            display: none;
        }

        .nav-channel-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-weak);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
            letter-spacing: 0.01em;
        }

        .nav-channel-link:hover {
            color: var(--color-primary);
            background: var(--color-badge-bg);
        }

        .nav-channel-link.active {
            color: var(--color-white);
            background: var(--color-primary);
            font-weight: 600;
            box-shadow: 0 2px 8px rgba(26, 60, 94, 0.3);
        }

        /* Page Banner */
        .page-banner {
            position: relative;
            padding: 70px 0;
            background: linear-gradient(160deg, #1a3c5e 0%, #0f2640 40%, #1a3c5e 100%);
            overflow: hidden;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            pointer-events: none;
        }

        .page-banner-content {
            position: relative;
            z-index: 1;
            text-align: center;
            color: #fff;
        }

        .page-banner-tag {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.04em;
            margin-bottom: 18px;
            backdrop-filter: blur(4px);
        }

        .page-banner h1 {
            font-family: var(--font-heading);
            font-size: 2.6rem;
            font-weight: 700;
            margin: 0 0 16px;
            letter-spacing: 0.03em;
            color: #fff;
        }

        .page-banner-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.82);
            max-width: 640px;
            margin: 0 auto;
            line-height: 1.8;
        }

        .banner-stats-row {
            display: flex;
            justify-content: center;
            gap: 48px;
            margin-top: 32px;
            flex-wrap: wrap;
        }

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

        .banner-stat-num {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--color-accent);
            letter-spacing: 0.02em;
            font-family: var(--font-heading);
        }

        .banner-stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }

        /* Section */
        .section-block {
            padding: var(--section-gap) 0;
        }

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

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

        .section-header {
            text-align: center;
            margin-bottom: 44px;
        }

        .section-header h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 10px;
            letter-spacing: 0.02em;
        }

        .section-header .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-weak);
            max-width: 560px;
            margin: 0 auto;
            line-height: 1.7;
        }

        .section-label {
            display: inline-block;
            padding: 5px 14px;
            background: var(--color-badge-bg);
            color: var(--color-primary);
            border-radius: 16px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 10px;
        }

        /* Cards */
        .card-match {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            height: 100%;
            display: flex;
            flex-direction: column;
            border: 1px solid var(--color-border-light);
        }

        .card-match:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--color-border);
        }

        .card-match-img-wrap {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: #eef1f5;
        }

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

        .card-match:hover .card-match-img-wrap img {
            transform: scale(1.05);
        }

        .card-match-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 5px 12px;
            border-radius: 14px;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            z-index: 2;
        }

        .badge-live {
            background: #dc2626;
            color: #fff;
            animation: pulse-badge 2s infinite;
        }

        @keyframes pulse-badge {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.7;
            }
        }

        .badge-upcoming {
            background: var(--color-accent);
            color: #fff;
        }

        .badge-analyzed {
            background: var(--color-primary);
            color: #fff;
        }

        .card-match-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .card-match-teams {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--color-text);
            margin-bottom: 6px;
            font-family: var(--font-heading);
            letter-spacing: 0.02em;
        }

        .card-match-league {
            font-size: 0.8rem;
            color: var(--color-text-light);
            margin-bottom: 10px;
        }

        .card-match-odds-row {
            display: flex;
            gap: 16px;
            margin-top: auto;
            padding-top: 14px;
            border-top: 1px solid var(--color-border-light);
            font-size: 0.85rem;
            color: var(--color-text-weak);
        }

        .card-match-odds-row span {
            font-weight: 600;
            color: var(--color-text);
        }

        /* Play Cards */
        .card-play {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 30px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            text-align: center;
            height: 100%;
        }

        .card-play:hover {
            box-shadow: var(--shadow-md);
            border-color: transparent;
            transform: translateY(-2px);
        }

        .card-play-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.5rem;
            color: #fff;
        }

        .icon-spread {
            background: linear-gradient(135deg, #3b82f6, #1d4ed8);
        }
        .icon-total {
            background: linear-gradient(135deg, #f59e0b, #d97706);
        }
        .icon-parlay {
            background: linear-gradient(135deg, #8b5cf6, #6d28d9);
        }
        .icon-margin {
            background: linear-gradient(135deg, #10b981, #059669);
        }

        .card-play h3 {
            font-family: var(--font-heading);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 8px;
        }

        .card-play p {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            line-height: 1.7;
            margin: 0;
        }

        /* Stat Cards */
        .card-stat {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 26px 22px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            height: 100%;
        }

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

        .card-stat .stat-icon {
            font-size: 1.6rem;
            margin-bottom: 10px;
            display: block;
        }

        .card-stat .stat-num {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-primary);
            font-family: var(--font-heading);
            letter-spacing: 0.02em;
        }

        .card-stat .stat-label {
            font-size: 0.85rem;
            color: var(--color-text-weak);
            margin-top: 4px;
        }

        /* Expert Card */
        .card-expert {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

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

        .card-expert-img-wrap {
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: #eef1f5;
            position: relative;
        }

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

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

        .card-expert-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .card-expert-body h3 {
            font-family: var(--font-heading);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 8px;
            line-height: 1.5;
        }

        .card-expert-body .expert-meta {
            font-size: 0.8rem;
            color: var(--color-text-light);
            margin-bottom: 8px;
        }

        .card-expert-body p {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            line-height: 1.7;
            margin: 0 0 14px;
            flex: 1;
        }

        .card-expert-body .tag-row {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .tag-sm {
            display: inline-block;
            padding: 4px 10px;
            border-radius: 12px;
            font-size: 0.75rem;
            font-weight: 500;
            background: var(--color-badge-bg);
            color: var(--color-badge-text);
        }

        /* FAQ */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }

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

        .faq-item:hover {
            border-color: var(--color-border);
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            padding: 18px 22px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            user-select: none;
            font-family: var(--font-heading);
            letter-spacing: 0.01em;
        }

        .faq-question::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 0.75rem;
            color: var(--color-text-light);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.35s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        .faq-answer-inner {
            padding: 0 22px 18px;
            font-size: 0.9rem;
            color: var(--color-text-weak);
            line-height: 1.75;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(155deg, #1a3c5e 0%, #0f2640 60%, #1a3c5e 100%);
            position: relative;
            overflow: hidden;
            padding: 60px 0;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.1;
            pointer-events: none;
        }

        .cta-inner {
            position: relative;
            z-index: 1;
            text-align: center;
            color: #fff;
        }

        .cta-inner h2 {
            font-family: var(--font-heading);
            font-size: 1.9rem;
            font-weight: 700;
            margin: 0 0 12px;
            letter-spacing: 0.02em;
        }

        .cta-inner p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.78);
            max-width: 500px;
            margin: 0 auto 24px;
            line-height: 1.7;
        }

        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 30px;
            background: var(--color-accent);
            color: #fff;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
        }

        .btn-cta-primary:hover {
            background: var(--color-accent-hover);
            color: #fff;
            box-shadow: 0 6px 22px rgba(232, 152, 46, 0.4);
            transform: translateY(-2px);
        }

        .btn-cta-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 30px;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.4);
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
            margin-left: 12px;
        }

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

        /* Footer */
        .site-footer {
            background: #0f1f33;
            color: #c5cdd8;
            padding: 50px 0 24px;
            font-size: 0.9rem;
            line-height: 1.8;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 36px;
        }

        .footer-brand-name {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
            letter-spacing: 0.02em;
        }

        .footer-desc {
            color: #9aa5b3;
            line-height: 1.7;
            margin-bottom: 14px;
            font-size: 0.85rem;
        }

        .footer-social {
            display: flex;
            gap: 12px;
        }

        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #c5cdd8;
            font-size: 1rem;
            transition: all var(--transition-fast);
        }

        .footer-social a:hover {
            background: var(--color-accent);
            color: #fff;
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 0.95rem;
            font-weight: 600;
            color: #e8ecf1;
            margin: 0 0 14px;
            letter-spacing: 0.02em;
        }

        .footer-col ul li {
            margin-bottom: 7px;
        }

        .footer-col ul li a {
            color: #9aa5b3;
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--color-accent);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 18px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 8px;
            font-size: 0.78rem;
            color: #7a8899;
        }

        .footer-bottom span {
            white-space: nowrap;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .page-banner h1 {
                font-size: 2.1rem;
            }
            .banner-stats-row {
                gap: 28px;
            }
            .banner-stat-num {
                font-size: 1.7rem;
            }
            .section-block {
                padding: 48px 0;
            }
            :root {
                --section-gap: 48px;
            }
            .section-header h2 {
                font-size: 1.7rem;
            }
        }

        @media (max-width: 768px) {
            .header-brand-row {
                padding-top: 10px;
                padding-bottom: 10px;
            }

            .header-logo {
                font-size: 1.3rem;
            }

            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 0.9rem;
            }

            .btn-app-download span {
                display: none;
            }

            .btn-app-download {
                padding: 9px 14px;
                border-radius: 50%;
                width: 40px;
                height: 40px;
                justify-content: center;
            }

            .mobile-menu-toggle {
                display: flex;
            }

            .header-channel-row {
                gap: 2px;
                padding-top: 4px;
                padding-bottom: 6px;
            }

            .nav-channel-link {
                font-size: 0.78rem;
                padding: 7px 11px;
                border-radius: 16px;
            }

            .page-banner {
                padding: 44px 0;
            }

            .page-banner h1 {
                font-size: 1.7rem;
            }

            .page-banner-desc {
                font-size: 0.95rem;
            }

            .banner-stats-row {
                gap: 18px;
            }

            .banner-stat-num {
                font-size: 1.4rem;
            }

            .banner-stat-label {
                font-size: 0.75rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 4px;
            }

            .section-header h2 {
                font-size: 1.5rem;
            }

            .section-block {
                padding: 36px 0;
            }

            :root {
                --section-gap: 36px;
            }

            .cta-inner h2 {
                font-size: 1.5rem;
            }

            .btn-cta-outline {
                margin-left: 0;
                margin-top: 10px;
            }

            .cta-inner .cta-buttons {
                display: flex;
                flex-direction: column;
                align-items: center;
                gap: 10px;
            }

            .card-match-body {
                padding: 14px 16px 16px;
            }
            .card-play {
                padding: 22px 18px;
            }
            .card-stat {
                padding: 20px 16px;
            }
        }

        @media (max-width: 520px) {
            .container-wide {
                padding-left: 14px;
                padding-right: 14px;
            }

            .page-banner h1 {
                font-size: 1.45rem;
            }

            .page-banner-desc {
                font-size: 0.88rem;
            }

            .banner-stats-row {
                flex-direction: column;
                gap: 14px;
            }

            .nav-channel-link {
                font-size: 0.72rem;
                padding: 6px 10px;
            }

            .section-header h2 {
                font-size: 1.3rem;
            }

            .card-expert-body h3 {
                font-size: 0.95rem;
            }

            .faq-question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }

            .faq-answer-inner {
                padding: 0 16px 14px;
                font-size: 0.82rem;
            }
        }

        /* Foundation overrides */
        .grid-x {
            margin: 0;
        }
        .cell {
            padding: 0;
        }
        .grid-margin-x>.cell {
            margin-bottom: 1.5rem;
        }
        @media (max-width: 768px) {
            .grid-margin-x>.cell {
                margin-bottom: 1rem;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #0d2137;
            --color-primary-light: #1a3550;
            --color-accent: #d4a853;
            --color-accent-light: #e8c97a;
            --color-accent-dark: #b8913a;
            --color-highlight: #e74c3c;
            --color-highlight-light: #fde8e5;
            --color-bg: #ffffff;
            --color-bg-alt: #f5f6f8;
            --color-bg-card: #ffffff;
            --color-bg-dark: #0d2137;
            --color-text: #2c3e50;
            --color-text-light: #5a6c7d;
            --color-text-muted: #7f8c8d;
            --color-text-inverse: #ffffff;
            --color-border: #e0e4e8;
            --color-border-light: #eef0f3;
            --color-success: #27ae60;
            --color-success-bg: #eafaf1;
            --color-warning: #f39c12;
            --color-info: #2980b9;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.15);
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 60px;
            --spacing-2xl: 80px;
            --transition-fast: 0.15s ease;
            --transition-normal: 0.25s ease;
            --transition-slow: 0.35s ease;
            --font-heading: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --max-width-wide: 1240px;
        }

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

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

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

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

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent-dark);
        }

        button {
            cursor: pointer;
            font-family: inherit;
        }

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

        .container-wide {
            max-width: var(--max-width-wide);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (max-width: 768px) {
            .container-wide {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* ========== HEADER ========== */
        .site-header {
            background: var(--color-bg);
            border-bottom: 1px solid var(--color-border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
        }
        .header-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            padding-bottom: 14px;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-primary);
            font-family: var(--font-heading);
            letter-spacing: 0.5px;
            white-space: nowrap;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .header-logo:hover {
            color: var(--color-accent-dark);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
            border-radius: var(--radius-sm);
            color: #fff;
            font-size: 1.2rem;
        }
        .header-brand-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .header-search-btn {
            background: none;
            border: 1px solid var(--color-border);
            border-radius: 50%;
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-light);
            font-size: 1rem;
            transition: all var(--transition-fast);
        }
        .header-search-btn:hover {
            background: var(--color-bg-alt);
            color: var(--color-primary);
            border-color: var(--color-primary);
        }
        .btn-app-download {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            background: var(--color-accent);
            color: #fff;
            border-radius: 24px;
            font-size: 0.875rem;
            font-weight: 600;
            text-decoration: none;
            transition: all var(--transition-fast);
            white-space: nowrap;
            border: none;
        }
        .btn-app-download:hover {
            background: var(--color-accent-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            width: 38px;
            height: 38px;
            align-items: center;
            justify-content: center;
            color: var(--color-text);
            font-size: 1.1rem;
            transition: all var(--transition-fast);
        }
        .mobile-menu-toggle:hover {
            background: var(--color-bg-alt);
        }
        .header-channel-row {
            display: flex;
            align-items: center;
            gap: 4px;
            padding-top: 0;
            padding-bottom: 12px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .header-channel-row::-webkit-scrollbar {
            display: none;
        }
        .nav-channel-link {
            display: inline-block;
            padding: 9px 18px;
            font-size: 0.925rem;
            font-weight: 500;
            color: var(--color-text-light);
            border-radius: 22px;
            white-space: nowrap;
            text-decoration: none;
            transition: all var(--transition-fast);
            font-family: var(--font-heading);
            letter-spacing: 0.3px;
            border: 1px solid transparent;
        }
        .nav-channel-link:hover {
            color: var(--color-primary);
            background: var(--color-bg-alt);
            border-color: var(--color-border-light);
        }
        .nav-channel-link.active {
            color: #fff;
            background: var(--color-primary);
            font-weight: 600;
            border-color: var(--color-primary);
            box-shadow: var(--shadow-sm);
        }

        @media (max-width: 768px) {
            .header-brand-row {
                padding-top: 10px;
                padding-bottom: 10px;
            }
            .header-logo {
                font-size: 1.25rem;
                gap: 8px;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 1rem;
            }
            .btn-app-download span {
                display: none;
            }
            .btn-app-download {
                padding: 8px 12px;
                gap: 0;
                font-size: 0.9rem;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .header-channel-row {
                display: none;
                flex-wrap: wrap;
                gap: 6px;
                padding-bottom: 14px;
            }
            .header-channel-row.mobile-visible {
                display: flex;
            }
            .nav-channel-link {
                font-size: 0.85rem;
                padding: 7px 14px;
                border-radius: 18px;
            }
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            position: relative;
            background: var(--color-primary-light);
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            padding: 70px 0;
            color: #fff;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(13, 33, 55, 0.88) 0%, rgba(13, 33, 55, 0.72) 50%, rgba(26, 53, 80, 0.65) 100%);
            z-index: 1;
        }
        .page-banner .container-wide {
            position: relative;
            z-index: 2;
        }
        .page-banner-content {
            max-width: 720px;
        }
        .page-banner-badge {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            font-size: 0.8rem;
            font-weight: 700;
            padding: 5px 14px;
            border-radius: 20px;
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 16px;
        }
        .page-banner h1 {
            font-size: 2.6rem;
            font-weight: 700;
            margin: 0 0 16px 0;
            line-height: 1.3;
            letter-spacing: 0.5px;
            font-family: var(--font-heading);
            color: #fff;
        }
        .page-banner p {
            font-size: 1.15rem;
            line-height: 1.8;
            margin: 0;
            opacity: 0.9;
            color: rgba(255, 255, 255, 0.9);
        }
        .page-banner-stats {
            display: flex;
            gap: 32px;
            margin-top: 28px;
            flex-wrap: wrap;
        }
        .page-banner-stat {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .page-banner-stat-num {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-accent-light);
            font-family: var(--font-heading);
            line-height: 1;
        }
        .page-banner-stat-label {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.8);
        }

        @media (max-width: 768px) {
            .page-banner {
                padding: 44px 0;
            }
            .page-banner h1 {
                font-size: 1.8rem;
            }
            .page-banner p {
                font-size: 1rem;
            }
            .page-banner-stats {
                gap: 20px;
                margin-top: 20px;
            }
            .page-banner-stat-num {
                font-size: 1.5rem;
            }
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: var(--spacing-xl) 0;
        }
        .section-alt {
            background: var(--color-bg-alt);
        }
        .section-header {
            text-align: center;
            margin-bottom: var(--spacing-lg);
        }
        .section-header h2 {
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0 0 10px 0;
            font-family: var(--font-heading);
            letter-spacing: 0.4px;
        }
        .section-header p {
            font-size: 1.05rem;
            color: var(--color-text-light);
            max-width: 640px;
            margin: 0 auto;
            line-height: 1.7;
        }
        @media (max-width: 768px) {
            .section {
                padding: var(--spacing-lg) 0;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .section-header p {
                font-size: 0.95rem;
            }
        }

        /* ========== LIVE SCORE CARDS ========== */
        .live-score-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: 20px;
        }
        .score-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            padding: 20px 24px;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-sm);
            position: relative;
            overflow: hidden;
        }
        .score-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: var(--color-border);
        }
        .score-card-live-dot {
            position: absolute;
            top: 18px;
            right: 20px;
            width: 10px;
            height: 10px;
            background: var(--color-highlight);
            border-radius: 50%;
            animation: livePulse 1.6s infinite;
        }
        @keyframes livePulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(231, 76, 60, 0.6);
            }
            50% {
                box-shadow: 0 0 0 12px rgba(231, 76, 60, 0);
            }
        }
        .score-card-league {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-accent-dark);
            text-transform: uppercase;
            letter-spacing: 0.8px;
            margin-bottom: 10px;
        }
        .score-card-match {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .score-card-team {
            flex: 1;
            text-align: center;
        }
        .score-card-team-name {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text);
            margin-bottom: 4px;
            font-family: var(--font-heading);
        }
        .score-card-score {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--color-primary);
            font-family: var(--font-heading);
            letter-spacing: 2px;
            line-height: 1;
        }
        .score-card-score.live-highlight {
            color: var(--color-highlight);
        }
        .score-card-vs {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-text-muted);
            flex-shrink: 0;
        }
        .score-card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: 14px;
            padding-top: 12px;
            border-top: 1px solid var(--color-border-light);
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }
        .score-card-time {
            display: flex;
            align-items: center;
            gap: 4px;
            color: var(--color-highlight);
            font-weight: 600;
        }
        .score-card-status {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 12px;
            font-size: 0.75rem;
            font-weight: 600;
        }
        .status-live {
            background: var(--color-highlight-light);
            color: var(--color-highlight);
        }
        .status-ht {
            background: #fff3cd;
            color: #856404;
        }
        .status-ft {
            background: #e2e8f0;
            color: #4a5568;
        }

        @media (max-width: 520px) {
            .live-score-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .score-card {
                padding: 16px 18px;
            }
            .score-card-score {
                font-size: 1.7rem;
            }
            .score-card-team-name {
                font-size: 0.85rem;
            }
        }

        /* ========== FEATURED MATCHES ========== */
        .featured-matches-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .featured-match-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
        }
        .featured-match-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .featured-match-img {
            height: 180px;
            overflow: hidden;
            position: relative;
        }
        .featured-match-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .featured-match-card:hover .featured-match-img img {
            transform: scale(1.05);
        }
        .featured-match-img-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--color-highlight);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 12px;
            letter-spacing: 1px;
        }
        .featured-match-body {
            padding: 16px 18px;
        }
        .featured-match-body h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-primary);
            margin: 0 0 6px 0;
            font-family: var(--font-heading);
        }
        .featured-match-body .match-score-display {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-highlight);
            margin: 8px 0;
            font-family: var(--font-heading);
        }
        .featured-match-body p {
            font-size: 0.85rem;
            color: var(--color-text-light);
            margin: 0;
            line-height: 1.5;
        }

        @media (max-width: 768px) {
            .featured-matches-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .featured-match-img {
                height: 140px;
            }
        }
        @media (max-width: 520px) {
            .featured-matches-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

        /* ========== FEATURES GRID ========== */
        .features-grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .feature-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            text-align: center;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
        }
        .feature-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--color-accent);
        }
        .feature-card-icon {
            width: 56px;
            height: 56px;
            margin: 0 auto 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--color-bg-alt);
            border-radius: 50%;
            font-size: 1.4rem;
            color: var(--color-accent-dark);
            transition: all var(--transition-normal);
        }
        .feature-card:hover .feature-card-icon {
            background: var(--color-accent);
            color: #fff;
        }
        .feature-card h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-primary);
            margin: 0 0 8px 0;
            font-family: var(--font-heading);
        }
        .feature-card p {
            font-size: 0.875rem;
            color: var(--color-text-light);
            line-height: 1.6;
            margin: 0;
        }

        @media (max-width: 768px) {
            .features-grid-4 {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .feature-card {
                padding: 20px 16px;
            }
        }
        @media (max-width: 520px) {
            .features-grid-4 {
                grid-template-columns: 1fr;
            }
        }

        /* ========== STATS STRIP ========== */
        .stats-strip {
            display: flex;
            justify-content: space-around;
            flex-wrap: wrap;
            gap: 24px;
            text-align: center;
        }
        .stat-item {
            flex: 1;
            min-width: 140px;
            padding: 20px;
        }
        .stat-number {
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--color-primary);
            font-family: var(--font-heading);
            line-height: 1;
            margin-bottom: 6px;
        }
        .stat-number .accent {
            color: var(--color-accent);
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-light);
            font-weight: 500;
        }

        @media (max-width: 768px) {
            .stat-number {
                font-size: 2rem;
            }
            .stat-item {
                padding: 12px;
                min-width: 110px;
            }
        }

        /* ========== HISTORY SECTION ========== */
        .history-content {
            display: flex;
            align-items: center;
            gap: 40px;
            flex-wrap: wrap;
        }
        .history-text {
            flex: 1;
            min-width: 280px;
        }
        .history-text h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0 0 12px 0;
            font-family: var(--font-heading);
        }
        .history-text p {
            font-size: 1rem;
            color: var(--color-text-light);
            line-height: 1.8;
            margin: 0 0 16px 0;
        }
        .history-text ul {
            list-style: none;
            padding: 0;
        }
        .history-text ul li {
            padding: 6px 0 6px 22px;
            position: relative;
            color: var(--color-text-light);
            font-size: 0.95rem;
        }
        .history-text ul li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 13px;
            width: 8px;
            height: 8px;
            background: var(--color-accent);
            border-radius: 50%;
        }
        .history-image {
            flex: 0 0 380px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .history-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        @media (max-width: 768px) {
            .history-content {
                flex-direction: column;
                gap: 24px;
            }
            .history-image {
                flex: 0 0 auto;
                width: 100%;
                max-width: 400px;
            }
            .history-text h3 {
                font-size: 1.3rem;
            }
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-sm);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 20px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            background: none;
            border: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            cursor: pointer;
            font-family: var(--font-heading);
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--color-accent-dark);
        }
        .faq-question i {
            transition: transform var(--transition-normal);
            color: var(--color-text-muted);
            font-size: 0.85rem;
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--color-accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 20px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px 20px;
        }
        .faq-answer p {
            margin: 0;
            color: var(--color-text-light);
            font-size: 0.95rem;
            line-height: 1.8;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--color-primary);
            color: #fff;
            text-align: center;
            padding: var(--spacing-xl) 0;
        }
        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin: 0 0 12px 0;
            font-family: var(--font-heading);
            color: #fff;
        }
        .cta-section p {
            font-size: 1.05rem;
            opacity: 0.85;
            margin: 0 0 24px 0;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-cta-primary {
            display: inline-block;
            padding: 14px 32px;
            background: var(--color-accent);
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            border-radius: 28px;
            text-decoration: none;
            transition: all var(--transition-normal);
            letter-spacing: 0.5px;
            border: none;
            cursor: pointer;
            font-family: var(--font-heading);
            box-shadow: 0 4px 16px rgba(212, 168, 83, 0.4);
        }
        .btn-cta-primary:hover {
            background: var(--color-accent-light);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(212, 168, 83, 0.5);
        }
        .btn-cta-secondary {
            display: inline-block;
            padding: 13px 30px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            border-radius: 28px;
            text-decoration: none;
            border: 2px solid rgba(255, 255, 255, 0.5);
            margin-left: 14px;
            transition: all var(--transition-normal);
            font-family: var(--font-heading);
        }
        .btn-cta-secondary:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
        }
        @media (max-width: 520px) {
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .btn-cta-secondary {
                margin-left: 0;
                margin-top: 12px;
            }
            .cta-section .cta-buttons {
                display: flex;
                flex-direction: column;
                align-items: center;
                gap: 10px;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0a1929;
            color: rgba(255, 255, 255, 0.75);
            padding: 50px 0 28px;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand-name {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            font-family: var(--font-heading);
        }
        .footer-desc {
            font-size: 0.875rem;
            line-height: 1.7;
            margin: 0 0 14px 0;
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-social {
            display: flex;
            gap: 12px;
        }
        .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 50%;
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            text-decoration: none;
        }
        .footer-social a:hover {
            background: var(--color-accent);
            color: #fff;
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin: 0 0 14px 0;
            font-family: var(--font-heading);
            letter-spacing: 0.4px;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            text-decoration: none;
            font-size: 0.875rem;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent-light);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 18px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.45);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        /* ========== UTILITY ========== */
        .text-accent {
            color: var(--color-accent);
        }
        .text-highlight {
            color: var(--color-highlight);
        }
        .text-center {
            text-align: center;
        }
        .mt-sm {
            margin-top: var(--spacing-sm);
        }
        .mt-md {
            margin-top: var(--spacing-md);
        }
        .mt-lg {
            margin-top: var(--spacing-lg);
        }
        .mb-sm {
            margin-bottom: var(--spacing-sm);
        }
        .mb-md {
            margin-bottom: var(--spacing-md);
        }
        .mb-lg {
            margin-bottom: var(--spacing-lg);
        }

/* roulang page: category4 */
:root {
            --color-primary: #1a3c5e;
            --color-primary-dark: #0f2a42;
            --color-accent: #c8963e;
            --color-accent-light: #e0b860;
            --color-accent-glow: #f0d078;
            --color-bg: #f8f7f4;
            --color-white: #ffffff;
            --color-surface: #ffffff;
            --color-text: #1e1e1e;
            --color-text-soft: #5a5a5a;
            --color-text-muted: #888888;
            --color-border: #e5e3dd;
            --color-border-light: #f0eee9;
            --color-success: #2d8c4a;
            --color-danger: #c0392b;
            --color-info: #3a7db8;
            --color-warm-bg: #fdf9f0;
            --color-card-shadow: rgba(26, 60, 94, 0.07);
            --color-card-hover-shadow: rgba(26, 60, 94, 0.14);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(26, 60, 94, 0.08);
            --shadow-lg: 0 8px 32px rgba(26, 60, 94, 0.12);
            --shadow-xl: 0 16px 48px rgba(26, 60, 94, 0.16);
            --transition-fast: 0.18s ease;
            --transition-normal: 0.3s ease;
            --transition-slow: 0.45s ease;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Segoe UI', sans-serif;
            --max-width: 1280px;
            --header-brand-height: 56px;
            --header-channel-height: 44px;
            --header-total-height: 100px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-body);
            color: var(--color-text);
            background-color: var(--color-bg);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-width: 320px;
            padding-top: var(--header-total-height);
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input,
        button {
            font-family: inherit;
            font-size: inherit;
        }

        .container-wide {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (max-width: 768px) {
            .container-wide {
                padding-left: 14px;
                padding-right: 14px;
            }
        }

        @media (max-width: 520px) {
            .container-wide {
                padding-left: 10px;
                padding-right: 10px;
            }
        }

        /* ========== HEADER ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: var(--color-white);
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.07);
        }

        .header-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-brand-height);
            border-bottom: 1px solid var(--color-border-light);
        }

        .header-logo {
            display: inline-flex;
            align-items: center;
            gap: 9px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.03em;
            font-family: var(--font-heading);
            white-space: nowrap;
            transition: color var(--transition-fast);
        }

        .header-logo:hover {
            color: var(--color-accent);
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
            color: #fff;
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .header-brand-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .header-search-btn {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 1px solid var(--color-border);
            background: var(--color-white);
            color: var(--color-text-soft);
            font-size: 0.95rem;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
        }

        .header-search-btn:hover {
            background: var(--color-bg);
            border-color: var(--color-accent);
            color: var(--color-accent);
        }

        .btn-app-download {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: 22px;
            background: var(--color-accent);
            color: #fff;
            font-size: 0.88rem;
            font-weight: 600;
            border: none;
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
        }

        .btn-app-download:hover {
            background: var(--color-primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .mobile-menu-toggle {
            display: none;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 1px solid var(--color-border);
            background: var(--color-white);
            color: var(--color-text-soft);
            font-size: 1.1rem;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
        }

        .mobile-menu-toggle:hover {
            background: var(--color-bg);
            color: var(--color-primary);
        }

        @media (max-width: 768px) {
            .mobile-menu-toggle {
                display: inline-flex;
            }
            .btn-app-download span {
                display: none;
            }
            .btn-app-download {
                width: 38px;
                height: 38px;
                padding: 0;
                border-radius: 50%;
                justify-content: center;
                font-size: 0.9rem;
            }
        }

        .header-channel-row {
            display: flex;
            align-items: center;
            height: var(--header-channel-height);
            gap: 4px;
            overflow-x: auto;
            white-space: nowrap;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: transparent transparent;
        }

        .header-channel-row::-webkit-scrollbar {
            height: 3px;
        }

        .header-channel-row::-webkit-scrollbar-thumb {
            background: transparent;
            border-radius: 10px;
        }

        .header-channel-row:hover::-webkit-scrollbar-thumb {
            background: var(--color-border);
        }

        .nav-channel-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-soft);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            flex-shrink: 0;
            position: relative;
        }

        .nav-channel-link:hover {
            color: var(--color-primary);
            background: rgba(26, 60, 94, 0.04);
        }

        .nav-channel-link.active {
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
            box-shadow: 0 2px 8px rgba(26, 60, 94, 0.25);
        }

        .nav-channel-link.active:hover {
            background: var(--color-primary-dark);
            color: #fff;
        }

        @media (max-width: 768px) {
            .nav-channel-link {
                padding: 6px 13px;
                font-size: 0.82rem;
                border-radius: 16px;
            }
            .header-channel-row {
                gap: 2px;
                padding-bottom: 2px;
            }
            body {
                padding-top: calc(var(--header-brand-height) + var(--header-channel-height));
            }
        }

        @media (max-width: 520px) {
            .nav-channel-link {
                padding: 5px 10px;
                font-size: 0.76rem;
                border-radius: 14px;
            }
            .header-channel-row {
                gap: 1px;
            }
            .header-logo {
                font-size: 1.15rem;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.75rem;
            }
        }

        /* ========== MAIN CONTENT ========== */
        .page-main {
            min-height: 60vh;
        }

        /* Hero Banner */
        .tips-hero {
            position: relative;
            background: url('assets/images/backpic/back-2.webp') center/cover no-repeat;
            padding: 70px 0 64px;
            color: #fff;
            overflow: hidden;
            z-index: 1;
        }

        .tips-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 60, 94, 0.88) 0%, rgba(15, 42, 66, 0.78) 40%, rgba(26, 60, 94, 0.85) 100%);
            z-index: 0;
        }

        .tips-hero .container-wide {
            position: relative;
            z-index: 2;
        }

        .tips-hero-content {
            max-width: 720px;
        }

        .tips-hero-badge {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 20px;
            background: rgba(255, 255, 255, 0.18);
            backdrop-filter: blur(6px);
            color: var(--color-accent-glow);
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
            border: 1px solid rgba(255, 255, 255, 0.22);
        }

        .tips-hero h1 {
            font-size: 2.6rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            margin-bottom: 14px;
            font-family: var(--font-heading);
            line-height: 1.3;
            color: #fff;
        }

        .tips-hero-desc {
            font-size: 1.08rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 10px;
            max-width: 600px;
        }

        .tips-hero-stats {
            display: flex;
            gap: 32px;
            margin-top: 28px;
            flex-wrap: wrap;
        }

        .tips-hero-stat {
            text-align: center;
            min-width: 80px;
        }

        .tips-hero-stat-number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-accent-glow);
            line-height: 1;
            font-family: var(--font-heading);
        }

        .tips-hero-stat-label {
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 4px;
        }

        @media (max-width: 768px) {
            .tips-hero {
                padding: 44px 0 40px;
            }
            .tips-hero h1 {
                font-size: 1.8rem;
            }
            .tips-hero-desc {
                font-size: 0.95rem;
            }
            .tips-hero-stats {
                gap: 18px;
            }
            .tips-hero-stat-number {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 520px) {
            .tips-hero {
                padding: 32px 0 30px;
            }
            .tips-hero h1 {
                font-size: 1.45rem;
            }
            .tips-hero-desc {
                font-size: 0.88rem;
            }
            .tips-hero-stats {
                gap: 12px;
                justify-content: flex-start;
            }
            .tips-hero-stat-number {
                font-size: 1.25rem;
            }
            .tips-hero-stat-label {
                font-size: 0.74rem;
            }
        }

        /* Section Common */
        .section-block {
            padding: 56px 0;
        }

        .section-block-alt {
            padding: 56px 0;
            background: var(--color-white);
        }

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

        .section-header h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
            font-family: var(--font-heading);
            letter-spacing: 0.02em;
        }

        .section-header .section-subtitle {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            max-width: 540px;
            margin: 0 auto;
            line-height: 1.6;
        }

        .section-divider {
            width: 50px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 3px;
            margin: 10px auto 0;
        }

        @media (max-width: 768px) {
            .section-block,
            .section-block-alt {
                padding: 36px 0;
            }
            .section-header h2 {
                font-size: 1.4rem;
            }
            .section-header {
                margin-bottom: 28px;
            }
        }

        @media (max-width: 520px) {
            .section-block,
            .section-block-alt {
                padding: 26px 0;
            }
            .section-header h2 {
                font-size: 1.2rem;
            }
            .section-header .section-subtitle {
                font-size: 0.84rem;
            }
        }

        /* Expert Cards */
        .expert-card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .expert-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
        }

        .expert-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-border);
        }

        .expert-card-img {
            height: 180px;
            background: center/cover no-repeat;
            position: relative;
            flex-shrink: 0;
        }

        .expert-card-img .expert-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 5px 12px;
            border-radius: 14px;
            background: rgba(0, 0, 0, 0.65);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            backdrop-filter: blur(4px);
        }

        .expert-card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .expert-card-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 6px;
            font-family: var(--font-heading);
        }

        .expert-card-meta {
            font-size: 0.82rem;
            color: var(--color-text-muted);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .expert-card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .expert-card-desc {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 12px;
        }

        .expert-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--color-border-light);
            padding-top: 12px;
            margin-top: auto;
        }

        .expert-win-rate {
            font-weight: 700;
            color: var(--color-success);
            font-size: 0.95rem;
        }

        .expert-card-btn {
            padding: 7px 16px;
            border-radius: 20px;
            background: var(--color-primary);
            color: #fff;
            font-size: 0.82rem;
            font-weight: 600;
            border: none;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
        }

        .expert-card-btn:hover {
            background: var(--color-accent);
            box-shadow: var(--shadow-md);
        }

        @media (max-width: 1024px) {
            .expert-card-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
        }

        @media (max-width: 520px) {
            .expert-card-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .expert-card-img {
                height: 150px;
            }
            .expert-card-body {
                padding: 14px 14px 16px;
            }
            .expert-card-body h3 {
                font-size: 1rem;
            }
        }

        /* Daily Picks List */
        .daily-picks-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .daily-pick-item {
            display: flex;
            align-items: center;
            gap: 18px;
            background: var(--color-surface);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
            flex-wrap: wrap;
        }

        .daily-pick-item:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-md);
        }

        .daily-pick-time {
            font-weight: 700;
            color: var(--color-accent);
            font-size: 0.9rem;
            min-width: 55px;
            text-align: center;
            flex-shrink: 0;
        }

        .daily-pick-teams {
            flex: 1;
            min-width: 180px;
        }

        .daily-pick-teams strong {
            font-size: 1rem;
            color: var(--color-primary);
            font-family: var(--font-heading);
        }

        .daily-pick-league {
            font-size: 0.78rem;
            color: var(--color-text-muted);
            display: block;
            margin-top: 2px;
        }

        .daily-pick-odds {
            display: flex;
            gap: 16px;
            flex-shrink: 0;
            flex-wrap: wrap;
            font-size: 0.85rem;
        }

        .odds-tag {
            padding: 4px 10px;
            border-radius: 12px;
            background: var(--color-warm-bg);
            font-weight: 600;
            color: var(--color-primary);
            white-space: nowrap;
            font-size: 0.82rem;
        }

        .odds-tag.highlight {
            background: #fff3e0;
            color: #c0392b;
        }

        .daily-pick-recommend {
            font-weight: 700;
            color: var(--color-success);
            font-size: 0.9rem;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .daily-pick-btn {
            padding: 8px 18px;
            border-radius: 20px;
            background: transparent;
            border: 1.5px solid var(--color-primary);
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.82rem;
            transition: all var(--transition-fast);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .daily-pick-btn:hover {
            background: var(--color-primary);
            color: #fff;
        }

        @media (max-width: 768px) {
            .daily-pick-item {
                padding: 12px 14px;
                gap: 10px;
            }
            .daily-pick-teams strong {
                font-size: 0.9rem;
            }
            .daily-pick-odds {
                gap: 8px;
                font-size: 0.78rem;
            }
            .odds-tag {
                font-size: 0.74rem;
                padding: 3px 8px;
            }
        }

        @media (max-width: 520px) {
            .daily-pick-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .daily-pick-time {
                text-align: left;
                min-width: auto;
            }
            .daily-pick-btn {
                align-self: stretch;
                text-align: center;
            }
        }

        /* Odds Comparison */
        .odds-table-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            background: var(--color-surface);
            box-shadow: var(--shadow-sm);
        }

        .odds-table {
            width: 100%;
            min-width: 700px;
            border-collapse: collapse;
            font-size: 0.9rem;
        }

        .odds-table thead th {
            background: var(--color-primary);
            color: #fff;
            padding: 14px 16px;
            text-align: center;
            font-weight: 600;
            font-size: 0.85rem;
            letter-spacing: 0.03em;
            white-space: nowrap;
        }

        .odds-table tbody td {
            padding: 12px 16px;
            text-align: center;
            border-bottom: 1px solid var(--color-border-light);
            vertical-align: middle;
        }

        .odds-table tbody tr:hover {
            background: var(--color-warm-bg);
        }

        .odds-table .team-cell {
            text-align: left;
            font-weight: 600;
            color: var(--color-primary);
            font-family: var(--font-heading);
        }

        .odds-value {
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-text);
        }

        .odds-value.best {
            color: var(--color-success);
            background: #eaf7ee;
            border-radius: 4px;
            padding: 2px 6px;
            display: inline-block;
        }

        @media (max-width: 520px) {
            .odds-table {
                min-width: 580px;
                font-size: 0.78rem;
            }
            .odds-table thead th {
                padding: 10px 8px;
                font-size: 0.74rem;
            }
            .odds-table tbody td {
                padding: 8px 8px;
            }
        }

        /* History Stats */
        .history-stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .history-stat-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: center;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
        }

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

        .history-stat-icon {
            font-size: 2rem;
            color: var(--color-accent);
            margin-bottom: 10px;
        }

        .history-stat-number {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--color-primary);
            font-family: var(--font-heading);
            line-height: 1;
        }

        .history-stat-label {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin-top: 6px;
        }

        @media (max-width: 768px) {
            .history-stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .history-stat-card {
                padding: 18px 14px;
            }
            .history-stat-number {
                font-size: 1.6rem;
            }
        }

        @media (max-width: 520px) {
            .history-stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .history-stat-number {
                font-size: 1.3rem;
            }
            .history-stat-label {
                font-size: 0.76rem;
            }
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, #0f2a42 60%, var(--color-primary-dark) 100%);
            color: #fff;
            padding: 56px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.03);
            pointer-events: none;
        }

        .cta-section .container-wide {
            position: relative;
            z-index: 2;
        }

        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 10px;
            font-family: var(--font-heading);
            letter-spacing: 0.03em;
        }

        .cta-section p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 520px;
            margin: 0 auto 24px;
            line-height: 1.7;
        }

        .cta-btn-group {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-cta-primary {
            padding: 12px 28px;
            border-radius: 28px;
            background: var(--color-accent);
            color: #fff;
            font-weight: 700;
            font-size: 0.95rem;
            border: none;
            letter-spacing: 0.03em;
            transition: all var(--transition-fast);
            box-shadow: 0 4px 16px rgba(200, 150, 62, 0.35);
        }

        .btn-cta-primary:hover {
            background: var(--color-accent-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(200, 150, 62, 0.5);
            color: #fff;
        }

        .btn-cta-outline {
            padding: 12px 28px;
            border-radius: 28px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            border: 2px solid rgba(255, 255, 255, 0.5);
            letter-spacing: 0.03em;
            transition: all var(--transition-fast);
        }

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

        @media (max-width: 520px) {
            .cta-section h2 {
                font-size: 1.3rem;
            }
            .cta-section p {
                font-size: 0.88rem;
            }
            .btn-cta-primary,
            .btn-cta-outline {
                padding: 10px 20px;
                font-size: 0.85rem;
            }
        }

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

        .faq-item {
            border-bottom: 1px solid var(--color-border-light);
            padding: 18px 0;
            cursor: pointer;
        }

        .faq-item:first-child {
            border-top: 1px solid var(--color-border-light);
        }

        .faq-question {
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-family: var(--font-heading);
            transition: color var(--transition-fast);
        }

        .faq-question:hover {
            color: var(--color-accent);
        }

        .faq-icon {
            font-size: 0.8rem;
            transition: transform var(--transition-fast);
            flex-shrink: 0;
            color: var(--color-accent);
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding-top var(--transition-fast);
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 500px;
            padding-top: 10px;
        }

        @media (max-width: 520px) {
            .faq-question {
                font-size: 0.9rem;
            }
            .faq-answer {
                font-size: 0.82rem;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #1a1f2b;
            color: #c5c9d0;
            padding: 48px 0 0;
            font-size: 0.9rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.3fr;
            gap: 30px;
            padding-bottom: 30px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand-name {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            font-family: var(--font-heading);
            letter-spacing: 0.03em;
        }

        .footer-desc {
            font-size: 0.85rem;
            line-height: 1.7;
            color: #a0a5ad;
            margin-bottom: 14px;
        }

        .footer-social {
            display: flex;
            gap: 12px;
            font-size: 1.15rem;
        }

        .footer-social a {
            color: #a0a5ad;
            transition: color var(--transition-fast);
        }

        .footer-social a:hover {
            color: var(--color-accent);
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }

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

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

        .footer-col ul li a {
            color: #a0a5ad;
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            padding: 18px 0 18px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 8px;
            font-size: 0.78rem;
            color: #7a8090;
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .site-footer {
                padding: 32px 0 0;
            }
            .footer-col h4 {
                margin-bottom: 6px;
            }
        }

/* roulang page: category6 */
:root {
            --color-primary: #1a3c5e;
            --color-primary-dark: #0f2a42;
            --color-accent: #d4a843;
            --color-accent-hover: #b8912f;
            --color-accent-light: #f7efd6;
            --color-bg: #f8f9fb;
            --color-white: #ffffff;
            --color-text: #2c3e50;
            --color-text-weak: #6b7d8e;
            --color-text-muted: #95a5b5;
            --color-border: #e2e7ed;
            --color-border-light: #eef2f6;
            --color-card-bg: #ffffff;
            --color-footer-bg: #1a2634;
            --color-footer-text: #bcc7d3;
            --color-success: #27ae60;
            --color-info: #2980b9;
            --color-warning: #f39c12;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.12);
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 56px;
            --spacing-2xl: 72px;
            --spacing-3xl: 96px;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --transition-fast: 0.18s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.35s ease;
            --max-width: 1240px;
            --max-width-wide: 1320px;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-width: 320px;
            text-rendering: optimizeLegibility;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-base);
        }
        a:hover {
            color: var(--color-accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
            outline: none;
        }
        button:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 4px;
        }
        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            line-height: 1.3;
            color: var(--color-primary);
        }
        p {
            margin: 0;
        }
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .container-wide {
            max-width: var(--max-width-wide);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .container-standard {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== HEADER ========== */
        .site-header {
            background: var(--color-white);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 1px 0 var(--color-border-light), var(--shadow-xs);
            transition: box-shadow var(--transition-base);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .header-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            padding-bottom: 14px;
            gap: 20px;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            transition: color var(--transition-base);
        }
        .header-logo:hover {
            color: var(--color-accent);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--color-primary), #1f5080);
            color: var(--color-accent);
            font-size: 1.15rem;
            flex-shrink: 0;
        }
        .header-brand-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .header-search-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-bg);
            color: var(--color-text-weak);
            font-size: 1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-base);
            border: 1px solid transparent;
        }
        .header-search-btn:hover {
            background: var(--color-accent-light);
            color: var(--color-accent);
            border-color: var(--color-accent);
            transform: scale(1.04);
        }
        .btn-app-download {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 9px 18px;
            border-radius: 50px;
            background: var(--color-accent);
            color: #fff !important;
            font-weight: 600;
            font-size: 0.9rem;
            letter-spacing: 0.3px;
            transition: all var(--transition-base);
            white-space: nowrap;
            box-shadow: 0 2px 8px rgba(212, 168, 67, 0.3);
        }
        .btn-app-download:hover {
            background: var(--color-accent-hover);
            box-shadow: 0 4px 16px rgba(212, 168, 67, 0.45);
            transform: translateY(-1px);
            color: #fff !important;
        }
        .btn-app-download span {
            display: inline;
        }
        .mobile-menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: var(--color-bg);
            color: var(--color-text);
            font-size: 1.3rem;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-base);
            border: 1px solid var(--color-border-light);
        }
        .mobile-menu-toggle:hover {
            background: var(--color-accent-light);
            color: var(--color-accent);
            border-color: var(--color-accent);
        }
        .header-channel-row {
            display: flex;
            align-items: center;
            gap: 4px;
            padding-top: 10px;
            padding-bottom: 10px;
            border-top: 1px solid var(--color-border-light);
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            flex-wrap: nowrap;
        }
        .header-channel-row::-webkit-scrollbar {
            display: none;
        }
        .nav-channel-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: 50px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-weak);
            white-space: nowrap;
            transition: all var(--transition-base);
            letter-spacing: 0.2px;
            border: 1px solid transparent;
            flex-shrink: 0;
        }
        .nav-channel-link:hover {
            color: var(--color-primary);
            background: var(--color-bg);
            border-color: var(--color-border);
        }
        .nav-channel-link.active {
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
            border-color: var(--color-primary);
            box-shadow: 0 2px 8px rgba(26, 60, 94, 0.25);
        }

        /* ========== HERO ========== */
        .page-hero {
            position: relative;
            background: var(--color-primary-dark);
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 420px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 42, 66, 0.88) 0%, rgba(26, 60, 94, 0.78) 40%, rgba(15, 42, 66, 0.85) 100%);
            z-index: 1;
        }
        .page-hero .hero-content {
            position: relative;
            z-index: 2;
            padding: 60px 0;
            color: #fff;
        }
        .page-hero .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 50px;
            background: rgba(212, 168, 67, 0.2);
            border: 1px solid rgba(212, 168, 67, 0.4);
            color: var(--color-accent);
            font-weight: 600;
            font-size: 0.85rem;
            letter-spacing: 1px;
            margin-bottom: 16px;
            text-transform: uppercase;
        }
        .page-hero h1 {
            font-size: 2.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
            line-height: 1.25;
        }
        .page-hero .hero-desc {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 640px;
            line-height: 1.75;
            margin-bottom: 28px;
        }
        .page-hero .hero-stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            margin-top: 8px;
        }
        .page-hero .hero-stat-item {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
        }
        .page-hero .hero-stat-num {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
        }
        .page-hero .hero-stat-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.3;
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: var(--spacing-2xl) 0;
        }
        .section-alt {
            background: var(--color-white);
        }
        .section-label {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 50px;
            background: var(--color-accent-light);
            color: var(--color-accent);
            font-weight: 600;
            font-size: 0.82rem;
            letter-spacing: 0.8px;
            margin-bottom: 8px;
            text-transform: uppercase;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 10px;
            letter-spacing: 0.3px;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--color-text-weak);
            max-width: 600px;
            margin-bottom: 32px;
            line-height: 1.6;
        }
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-header .section-title {
            margin-bottom: 8px;
        }

        /* ========== STAT CARDS ========== */
        .stat-cards-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }
        .stat-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
            border-radius: 0 0 4px 4px;
            opacity: 0;
            transition: opacity var(--transition-base);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--color-border);
        }
        .stat-card:hover::before {
            opacity: 1;
        }
        .stat-card .stat-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            background: var(--color-accent-light);
            color: var(--color-accent);
            font-size: 1.4rem;
            margin-bottom: 14px;
        }
        .stat-card .stat-number {
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.1;
            margin-bottom: 4px;
        }
        .stat-card .stat-unit {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            font-weight: 500;
        }
        .stat-card .stat-label {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            margin-top: 4px;
        }

        /* ========== DATA CARDS GRID ========== */
        .data-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .data-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
        }
        .data-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: var(--color-border);
        }
        .data-card .card-img-wrap {
            position: relative;
            height: 200px;
            overflow: hidden;
            background: #eef2f7;
        }
        .data-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .data-card:hover .card-img-wrap img {
            transform: scale(1.05);
        }
        .data-card .card-img-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 12px;
            border-radius: 50px;
            background: var(--color-primary);
            color: #fff;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        .data-card .card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .data-card .card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.4;
        }
        .data-card .card-meta {
            font-size: 0.82rem;
            color: var(--color-text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .data-card .card-desc {
            font-size: 0.92rem;
            color: var(--color-text-weak);
            line-height: 1.6;
            flex: 1;
        }
        .data-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            color: var(--color-accent);
            font-weight: 600;
            font-size: 0.9rem;
            margin-top: 4px;
            transition: gap var(--transition-base);
        }
        .data-card .card-link:hover {
            gap: 9px;
            color: var(--color-accent-hover);
        }

        /* ========== COMPARISON TABLE ========== */
        .comparison-wrap {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
        }
        .comparison-header {
            background: var(--color-primary);
            color: #fff;
            padding: 18px 24px;
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.05rem;
        }
        .comparison-table {
            width: 100%;
            border-collapse: collapse;
        }
        .comparison-table th,
        .comparison-table td {
            padding: 14px 18px;
            text-align: left;
            border-bottom: 1px solid var(--color-border-light);
            font-size: 0.93rem;
        }
        .comparison-table th {
            background: #fafbfc;
            font-weight: 600;
            color: var(--color-primary);
            white-space: nowrap;
        }
        .comparison-table tr:last-child td {
            border-bottom: none;
        }
        .comparison-table .trend-up {
            color: var(--color-success);
            font-weight: 600;
        }
        .comparison-table .trend-down {
            color: #e74c3c;
            font-weight: 600;
        }
        .comparison-table .trend-neutral {
            color: var(--color-text-weak);
        }

        /* ========== HISTORY LIST ========== */
        .history-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .history-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            background: var(--color-white);
            border-radius: var(--radius-md);
            padding: 20px 22px;
            box-shadow: var(--shadow-xs);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
        }
        .history-item:hover {
            box-shadow: var(--shadow-sm);
            border-color: var(--color-border);
            transform: translateX(3px);
        }
        .history-date {
            flex-shrink: 0;
            width: 70px;
            text-align: center;
            background: var(--color-bg);
            border-radius: var(--radius-sm);
            padding: 10px 6px;
            font-weight: 700;
            color: var(--color-primary);
            font-size: 0.85rem;
            line-height: 1.3;
        }
        .history-date span {
            display: block;
            font-size: 0.7rem;
            color: var(--color-text-muted);
            font-weight: 400;
        }
        .history-info {
            flex: 1;
        }
        .history-info .history-match {
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 3px;
            font-size: 0.95rem;
        }
        .history-info .history-detail {
            font-size: 0.84rem;
            color: var(--color-text-weak);
            line-height: 1.5;
        }
        .history-score {
            flex-shrink: 0;
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--color-primary);
            background: var(--color-accent-light);
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            text-align: center;
            min-width: 60px;
        }

        /* ========== TOOLS GRID ========== */
        .tools-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .tool-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 26px 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            cursor: pointer;
        }
        .tool-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: var(--color-accent);
        }
        .tool-card .tool-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-primary), #1f5080);
            color: #fff;
            font-size: 1.5rem;
            margin-bottom: 14px;
            transition: transform var(--transition-base);
        }
        .tool-card:hover .tool-icon {
            transform: scale(1.1);
        }
        .tool-card .tool-name {
            font-weight: 700;
            color: var(--color-primary);
            font-size: 1rem;
            margin-bottom: 4px;
        }
        .tool-card .tool-desc {
            font-size: 0.84rem;
            color: var(--color-text-muted);
            line-height: 1.5;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .faq-item:hover {
            border-color: var(--color-border);
            box-shadow: var(--shadow-xs);
        }
        .faq-question {
            padding: 18px 22px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            color: var(--color-primary);
            font-size: 1rem;
            user-select: none;
            gap: 12px;
        }
        .faq-question i {
            flex-shrink: 0;
            transition: transform var(--transition-base);
            color: var(--color-accent);
            font-size: 0.9rem;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-base);
            padding: 0 22px;
            font-size: 0.93rem;
            color: var(--color-text-weak);
            line-height: 1.75;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding-bottom: 18px;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, #1f5080 60%, #0f2a42 100%);
            position: relative;
            overflow: hidden;
            padding: var(--spacing-2xl) 0;
            text-align: center;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(212, 168, 67, 0.08);
            pointer-events: none;
        }
        .cta-section .cta-content {
            position: relative;
            z-index: 2;
            color: #fff;
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            max-width: 550px;
            margin: 0 auto 28px;
            font-size: 1.05rem;
            line-height: 1.7;
        }
        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 50px;
            background: var(--color-accent);
            color: #fff;
            font-weight: 700;
            font-size: 1.05rem;
            letter-spacing: 0.3px;
            transition: all var(--transition-base);
            box-shadow: 0 6px 24px rgba(212, 168, 67, 0.4);
        }
        .btn-cta-primary:hover {
            background: #e6b845;
            box-shadow: 0 10px 32px rgba(212, 168, 67, 0.55);
            transform: translateY(-2px);
            color: #fff;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-footer-bg);
            color: var(--color-footer-text);
            padding: 48px 0 20px;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand-name {
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }
        .footer-desc {
            font-size: 0.88rem;
            color: var(--color-footer-text);
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .footer-social {
            display: flex;
            gap: 12px;
        }
        .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 1rem;
            transition: all var(--transition-base);
        }
        .footer-social a:hover {
            background: var(--color-accent);
            color: #fff;
            transform: translateY(-2px);
        }
        .footer-col h4 {
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: var(--color-footer-text);
            font-size: 0.88rem;
            transition: color var(--transition-base);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 16px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 8px;
            font-size: 0.8rem;
            color: #8899aa;
        }

        /* ========== MOBILE NAV OVERLAY ========== */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.55);
            z-index: 999;
            opacity: 0;
            transition: opacity var(--transition-base);
        }
        .mobile-nav-overlay.show {
            display: block;
            opacity: 1;
        }
        .mobile-nav-panel {
            position: fixed;
            top: 0;
            right: -300px;
            width: 280px;
            height: 100vh;
            background: var(--color-white);
            z-index: 1001;
            padding: 20px;
            overflow-y: auto;
            transition: right var(--transition-base);
            box-shadow: var(--shadow-xl);
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .mobile-nav-panel.open {
            right: 0;
        }
        .mobile-nav-panel .nav-channel-link {
            display: block;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text);
            border: 1px solid transparent;
            text-align: left;
        }
        .mobile-nav-panel .nav-channel-link.active {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }
        .mobile-nav-close {
            align-self: flex-end;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--color-bg);
            color: var(--color-text);
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 8px;
            transition: all var(--transition-base);
        }
        .mobile-nav-close:hover {
            background: #e74c3c;
            color: #fff;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .stat-cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .tools-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .page-hero h1 {
                font-size: 2.2rem;
            }
            .page-hero {
                min-height: 340px;
            }
            .section-title {
                font-size: 1.65rem;
            }
            .btn-app-download span {
                display: none;
            }
            .btn-app-download {
                padding: 9px 14px;
                gap: 4px;
            }
        }
        @media (max-width: 768px) {
            .header-channel-row {
                display: none;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .btn-app-download {
                display: none;
            }
            .page-hero {
                min-height: 300px;
            }
            .page-hero h1 {
                font-size: 1.8rem;
            }
            .page-hero .hero-desc {
                font-size: 0.95rem;
            }
            .page-hero .hero-stats-row {
                gap: 16px;
            }
            .page-hero .hero-stat-num {
                font-size: 1.5rem;
            }
            .stat-cards-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .data-cards-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .tools-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .section {
                padding: var(--spacing-xl) 0;
            }
            .section-title {
                font-size: 1.45rem;
            }
            .history-item {
                flex-direction: column;
                gap: 10px;
            }
            .history-date {
                width: auto;
                display: inline-block;
            }
            .history-score {
                align-self: flex-start;
            }
            .comparison-wrap {
                overflow-x: auto;
            }
            .comparison-table {
                min-width: 600px;
            }
            .container-wide {
                padding-left: 16px;
                padding-right: 16px;
            }
            .container-standard {
                padding-left: 14px;
                padding-right: 14px;
            }
        }
        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 1.5rem;
            }
            .page-hero .hero-stats-row {
                gap: 10px;
                flex-direction: column;
            }
            .stat-cards-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .tools-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .btn-cta-primary {
                padding: 12px 24px;
                font-size: 0.95rem;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .stat-card .stat-number {
                font-size: 1.8rem;
            }
        }

/* roulang page: category5 */
:root {
            --color-primary: #1b3a5c;
            --color-primary-dark: #0f2640;
            --color-primary-light: #2a5585;
            --color-accent: #d4941a;
            --color-accent-hover: #b87d14;
            --color-accent-light: #f5e6cc;
            --color-bg: #f7f8fa;
            --color-white: #ffffff;
            --color-text: #1a1a1a;
            --color-text-secondary: #5a5a5a;
            --color-text-muted: #888888;
            --color-border: #e2e5ea;
            --color-border-light: #eef0f3;
            --color-success: #2d8c5c;
            --color-danger: #c0392b;
            --color-tag-bg: #eef4fb;
            --color-tag-text: #2a5585;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.09);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.15);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 56px;
            --spacing-2xl: 72px;
            --transition-fast: 0.18s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.35s ease;
            --max-width: 1200px;
            --nav-height-brand: 60px;
            --nav-height-channel: 46px;
            --nav-total-height: 106px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-width: 320px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: var(--nav-total-height);
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
            transition: all var(--transition-fast);
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: 3px;
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            color: var(--color-primary);
            margin-bottom: 0.5em;
            font-weight: 700;
        }

        .container-wide {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        @media (max-width: 640px) {
            .container-wide {
                padding-left: 14px;
                padding-right: 14px;
            }
        }

        /* ========== HEADER ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: var(--color-white);
            box-shadow: var(--shadow-sm);
        }
        .header-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height-brand);
            padding-top: 0;
            padding-bottom: 0;
        }
        .header-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .header-logo:hover {
            color: var(--color-primary-dark);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
            color: #fff;
            font-size: 1.1rem;
        }
        .header-brand-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .header-search-btn {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-secondary);
            background: var(--color-bg);
            font-size: 1rem;
            transition: all var(--transition-fast);
        }
        .header-search-btn:hover {
            background: var(--color-border-light);
            color: var(--color-primary);
        }
        .btn-app-download {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-white);
            background: var(--color-accent);
            white-space: nowrap;
            transition: all var(--transition-fast);
        }
        .btn-app-download:hover {
            background: var(--color-accent-hover);
            color: #fff;
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }
        .mobile-menu-toggle {
            display: none;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            align-items: center;
            justify-content: center;
            color: var(--color-text);
            background: var(--color-bg);
            font-size: 1.2rem;
        }
        @media (max-width: 768px) {
            .mobile-menu-toggle {
                display: flex;
            }
            .btn-app-download span {
                display: none;
            }
            .btn-app-download {
                padding: 8px 10px;
                border-radius: 50%;
                width: 38px;
                height: 38px;
                justify-content: center;
            }
            .header-brand-row {
                height: 54px;
            }
            :root {
                --nav-height-brand: 54px;
                --nav-height-channel: 42px;
                --nav-total-height: 96px;
            }
            body {
                padding-top: var(--nav-total-height);
            }
        }

        /* Channel Row */
        .header-channel-row {
            display: flex;
            align-items: center;
            gap: 2px;
            height: var(--nav-height-channel);
            border-top: 1px solid var(--color-border-light);
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            padding-top: 0;
            padding-bottom: 0;
        }
        .header-channel-row::-webkit-scrollbar {
            display: none;
        }
        .nav-channel-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 15px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-text-secondary);
            border-radius: 20px;
            white-space: nowrap;
            flex-shrink: 0;
            transition: all var(--transition-fast);
            position: relative;
        }
        .nav-channel-link:hover {
            color: var(--color-primary);
            background: var(--color-bg);
        }
        .nav-channel-link.active {
            color: var(--color-white);
            background: var(--color-primary);
            box-shadow: var(--shadow-sm);
        }
        .nav-channel-link.active:hover {
            color: #fff;
            background: var(--color-primary-dark);
        }
        @media (max-width: 768px) {
            .header-channel-row {
                gap: 0;
                padding-left: 6px;
                padding-right: 6px;
            }
            .nav-channel-link {
                padding: 7px 12px;
                font-size: 0.82rem;
                border-radius: 16px;
            }
        }
        @media (max-width: 520px) {
            .nav-channel-link {
                padding: 6px 10px;
                font-size: 0.78rem;
                border-radius: 14px;
            }
            .header-channel-row {
                height: 40px;
            }
            :root {
                --nav-height-channel: 40px;
                --nav-total-height: 94px;
            }
            body {
                padding-top: var(--nav-total-height);
            }
        }

        /* Mobile channel collapse */
        @media (max-width: 768px) {
            .header-channel-row.collapsed-mobile {
                display: none;
            }
            .header-channel-row.expanded-mobile {
                display: flex;
            }
        }

        /* ========== MAIN ========== */
        main {
            min-height: 60vh;
        }

        .section {
            padding: var(--spacing-xl) 0;
        }
        @media (max-width: 768px) {
            .section {
                padding: var(--spacing-lg) 0;
            }
        }

        .section-header {
            text-align: center;
            margin-bottom: var(--spacing-lg);
        }
        .section-header h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
        }
        .section-header .subtitle {
            font-size: 1rem;
            color: var(--color-text-muted);
            max-width: 600px;
            margin: 0 auto;
        }
        @media (max-width: 768px) {
            .section-header h2 {
                font-size: 1.45rem;
            }
            .section-header .subtitle {
                font-size: 0.9rem;
            }
        }

        /* ========== HERO ========== */
        .hero-banner {
            position: relative;
            background: var(--color-primary);
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            min-height: 380px;
            display: flex;
            align-items: center;
            color: #fff;
            overflow: hidden;
        }
        .hero-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 38, 64, 0.9) 0%, rgba(27, 58, 92, 0.78) 50%, rgba(27, 58, 92, 0.65) 100%);
            z-index: 1;
        }
        .hero-banner .container-wide {
            position: relative;
            z-index: 2;
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            gap: 16px;
            padding-top: 40px;
            padding-bottom: 40px;
        }
        .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            background: var(--color-accent);
            color: #fff;
            font-weight: 700;
            font-size: 0.85rem;
            border-radius: 20px;
            letter-spacing: 0.04em;
        }
        .hero-banner h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #fff;
            margin: 0;
            line-height: 1.2;
            max-width: 700px;
        }
        .hero-banner .hero-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.88);
            max-width: 560px;
            line-height: 1.7;
        }
        .hero-stats-row {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
            margin-top: 8px;
        }
        .hero-stat-item {
            display: flex;
            flex-direction: column;
        }
        .hero-stat-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1;
        }
        .hero-stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 2px;
        }
        @media (max-width: 768px) {
            .hero-banner {
                min-height: 300px;
            }
            .hero-banner h1 {
                font-size: 1.8rem;
            }
            .hero-banner .hero-desc {
                font-size: 0.95rem;
                max-width: 100%;
            }
            .hero-stats-row {
                gap: 18px;
            }
            .hero-stat-number {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 520px) {
            .hero-banner {
                min-height: 260px;
            }
            .hero-banner h1 {
                font-size: 1.5rem;
            }
            .hero-banner .hero-desc {
                font-size: 0.88rem;
            }
            .hero-badge {
                font-size: 0.75rem;
                padding: 5px 12px;
            }
        }

        /* ========== CARDS ========== */
        .card-recommend {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all var(--transition-base);
            border: 1px solid var(--color-border-light);
            display: flex;
            flex-direction: column;
        }
        .card-recommend:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--color-border);
        }
        .card-recommend-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
            background: #e8ecf1;
        }
        .card-recommend-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .card-recommend:hover .card-recommend-img-wrap img {
            transform: scale(1.04);
        }
        .card-recommend-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 5px 12px;
            border-radius: 14px;
            font-size: 0.78rem;
            font-weight: 700;
            color: #fff;
            z-index: 2;
            letter-spacing: 0.03em;
        }
        .tag-free {
            background: var(--color-success);
        }
        .tag-premium {
            background: var(--color-accent);
        }
        .tag-hot {
            background: var(--color-danger);
        }
        .card-recommend-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .card-recommend-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0;
            line-height: 1.4;
        }
        .card-recommend-body .match-info {
            font-size: 0.88rem;
            color: var(--color-text-secondary);
            display: flex;
            gap: 2px;
            flex-wrap: wrap;
        }
        .card-recommend-body .recommend-direction {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--color-accent);
            padding: 6px 14px;
            background: var(--color-accent-light);
            border-radius: 20px;
            align-self: flex-start;
        }
        .card-recommend-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 8px;
            border-top: 1px solid var(--color-border-light);
            font-size: 0.82rem;
            color: var(--color-text-muted);
        }
        .card-recommend-footer .analyst {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .analyst-avatar {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            object-fit: cover;
            background: #dde3ea;
        }

        /* ========== STATS BAR ========== */
        .stats-bar {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            padding: 28px 32px;
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            align-items: center;
            justify-content: space-around;
            border: 1px solid var(--color-border-light);
        }
        .stats-bar-item {
            text-align: center;
            flex: 1;
            min-width: 100px;
        }
        .stats-bar-value {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1;
        }
        .stats-bar-value.accent {
            color: var(--color-accent);
        }
        .stats-bar-label {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin-top: 4px;
        }
        @media (max-width: 768px) {
            .stats-bar {
                padding: 20px;
                gap: 14px;
            }
            .stats-bar-value {
                font-size: 1.6rem;
            }
            .stats-bar-label {
                font-size: 0.78rem;
            }
        }

        /* ========== EXPERT CARD ========== */
        .card-expert {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            padding: 28px 24px;
            text-align: center;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
        }
        .card-expert:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .card-expert-avatar {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            object-fit: cover;
            margin: 0 auto 14px;
            border: 3px solid var(--color-accent-light);
            background: #e8ecf1;
        }
        .card-expert h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 4px;
        }
        .card-expert .expert-role {
            font-size: 0.82rem;
            color: var(--color-accent);
            font-weight: 600;
            margin-bottom: 8px;
        }
        .card-expert .expert-stats {
            display: flex;
            justify-content: center;
            gap: 20px;
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            margin-top: 10px;
        }
        .card-expert .expert-stats span {
            font-weight: 700;
            color: var(--color-primary);
        }

        /* ========== PLAN TABLE ========== */
        .plan-cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }
        .card-plan {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            padding: 32px 24px;
            border: 1px solid var(--color-border-light);
            text-align: center;
            transition: all var(--transition-base);
            position: relative;
        }
        .card-plan:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .card-plan.featured {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-md);
            background: #fffefa;
        }
        .card-plan .plan-badge {
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            padding: 5px 18px;
            background: var(--color-accent);
            color: #fff;
            font-size: 0.8rem;
            font-weight: 700;
            border-radius: 14px;
            white-space: nowrap;
        }
        .card-plan h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-top: 8px;
        }
        .card-plan .plan-price {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--color-accent);
            margin: 10px 0;
        }
        .card-plan .plan-price small {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-muted);
        }
        .card-plan ul {
            text-align: left;
            margin: 16px 0;
            padding: 0;
        }
        .card-plan ul li {
            padding: 6px 0;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            border-bottom: 1px solid var(--color-border-light);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .card-plan ul li i {
            color: var(--color-success);
            font-size: 0.85rem;
            flex-shrink: 0;
        }
        @media (max-width: 520px) {
            .plan-cards-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .card-plan {
                padding: 24px 18px;
            }
            .card-plan .plan-price {
                font-size: 1.8rem;
            }
        }

        /* ========== REVIEWS ========== */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
        }
        .card-review {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
        }
        .card-review .reviewer {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 10px;
        }
        .card-review .reviewer-avatar {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: #dde3ea;
            object-fit: cover;
        }
        .card-review .reviewer-name {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--color-primary);
        }
        .card-review .reviewer-date {
            font-size: 0.78rem;
            color: var(--color-text-muted);
        }
        .card-review .stars {
            color: var(--color-accent);
            font-size: 0.85rem;
            margin-bottom: 6px;
        }
        .card-review p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }
        @media (max-width: 520px) {
            .reviews-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--color-border);
        }
        .faq-question {
            width: 100%;
            padding: 18px 20px;
            text-align: left;
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-primary);
            background: transparent;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            cursor: pointer;
            border: none;
            transition: all var(--transition-fast);
        }
        .faq-question:hover {
            background: var(--color-bg);
        }
        .faq-question i {
            transition: transform var(--transition-base);
            color: var(--color-text-muted);
            font-size: 0.9rem;
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--color-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: 600px;
        }
        .faq-answer-inner {
            padding: 0 20px 18px 20px;
            font-size: 0.92rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }
        @media (max-width: 520px) {
            .faq-question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }
            .faq-answer-inner {
                padding: 0 16px 14px 16px;
                font-size: 0.85rem;
            }
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
            border-radius: var(--radius-xl);
            padding: 48px 36px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -30px;
            left: -30px;
            width: 120px;
            height: 120px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.03);
        }
        .cta-section h2 {
            color: #fff;
            font-size: 1.8rem;
            font-weight: 800;
            position: relative;
            z-index: 1;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1rem;
            max-width: 550px;
            margin: 12px auto 24px;
            position: relative;
            z-index: 1;
        }
        .btn-cta-primary {
            display: inline-block;
            padding: 14px 36px;
            background: var(--color-accent);
            color: #fff;
            font-weight: 700;
            font-size: 1.05rem;
            border-radius: 30px;
            transition: all var(--transition-base);
            position: relative;
            z-index: 1;
            box-shadow: var(--shadow-md);
        }
        .btn-cta-primary:hover {
            background: #e8a817;
            color: #fff;
            box-shadow: var(--shadow-xl);
            transform: translateY(-2px);
        }
        @media (max-width: 768px) {
            .cta-section {
                padding: 32px 20px;
                border-radius: var(--radius-lg);
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .cta-section p {
                font-size: 0.9rem;
            }
            .btn-cta-primary {
                padding: 12px 28px;
                font-size: 0.95rem;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #111c2b;
            color: #c5cdd8;
            padding: var(--spacing-xl) 0 24px;
            margin-top: var(--spacing-xl);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 28px;
            margin-bottom: 28px;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }
        .footer-brand-name {
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .footer-desc {
            font-size: 0.88rem;
            color: #a0aab5;
            line-height: 1.6;
        }
        .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 12px;
        }
        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #c5cdd8;
            font-size: 1rem;
            transition: all var(--transition-fast);
        }
        .footer-social a:hover {
            background: var(--color-accent);
            color: #fff;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .footer-col ul li {
            margin-bottom: 6px;
        }
        .footer-col ul li a {
            font-size: 0.85rem;
            color: #a0aab5;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: space-between;
            align-items: center;
            padding-top: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.8rem;
            color: #7a8490;
        }
        @media (max-width: 520px) {
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
            .site-footer {
                padding: var(--spacing-lg) 0 20px;
                margin-top: var(--spacing-lg);
            }
        }

        /* ========== UTILS ========== */
        .text-center {
            text-align: center;
        }
        .mt-sm {
            margin-top: var(--spacing-sm);
        }
        .mt-md {
            margin-top: var(--spacing-md);
        }
        .mt-lg {
            margin-top: var(--spacing-lg);
        }
        .mb-sm {
            margin-bottom: var(--spacing-sm);
        }
        .mb-md {
            margin-bottom: var(--spacing-md);
        }
        .mb-lg {
            margin-bottom: var(--spacing-lg);
        }

        /* Foundation overrides */
        .grid-x>.cell {
            padding-left: 10px;
            padding-right: 10px;
        }
        .grid-x {
            margin-left: -10px;
            margin-right: -10px;
        }
        @media (max-width: 640px) {
            .grid-x>.cell {
                padding-left: 8px;
                padding-right: 8px;
            }
            .grid-x {
                margin-left: -8px;
                margin-right: -8px;
            }
        }

        /* Smooth section transitions */
        .section {
            animation: fadeInUp 0.5s ease forwards;
        }
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #0F2B46;
            --color-primary-light: #1a4065;
            --color-primary-dark: #091c2e;
            --color-accent: #C8963E;
            --color-accent-light: #d4a855;
            --color-accent-dark: #a67c2e;
            --color-red: #D4343E;
            --color-red-light: #e8555d;
            --color-bg: #ffffff;
            --color-bg-alt: #f7f8fa;
            --color-bg-card: #ffffff;
            --color-bg-dark: #0F2B46;
            --color-text: #1c1c1c;
            --color-text-secondary: #5a5f66;
            --color-text-light: #8b9199;
            --color-text-on-dark: #e8eaed;
            --color-border: #e5e7eb;
            --color-border-light: #f0f1f3;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 28px rgba(0, 0, 0, 0.11);
            --shadow-xl: 0 14px 40px rgba(0, 0, 0, 0.14);
            --space-xs: 0.5rem;
            --space-sm: 0.75rem;
            --space-md: 1.25rem;
            --space-lg: 2rem;
            --space-xl: 3rem;
            --space-2xl: 4.5rem;
            --space-3xl: 6rem;
            --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-mono: 'SF Mono', 'Fira Code', 'Consolas', monospace;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --max-width: 1240px;
            --max-width-wide: 1320px;
            --header-height: auto;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-sans);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent);
            text-decoration: none;
        }
        a:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 2px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        button:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
        }
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin-top: 0;
            line-height: 1.3;
            color: var(--color-text);
        }

        .container-wide {
            max-width: var(--max-width-wide);
            margin-left: auto;
            margin-right: auto;
            padding-left: var(--space-md);
            padding-right: var(--space-md);
        }
        .container {
            max-width: var(--max-width);
            margin-left: auto;
            margin-right: auto;
            padding-left: var(--space-md);
            padding-right: var(--space-md);
        }

        .section {
            padding-top: var(--space-2xl);
            padding-bottom: var(--space-2xl);
        }
        .section-alt {
            background-color: var(--color-bg-alt);
        }
        .section-dark {
            background-color: var(--color-bg-dark);
            color: var(--color-text-on-dark);
        }
        .section-dark h2,
        .section-dark h3,
        .section-dark h4 {
            color: #ffffff;
        }
        .section-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
        }

        .section-header {
            text-align: center;
            margin-bottom: var(--space-xl);
        }
        .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: var(--space-xs);
            letter-spacing: -0.02em;
        }
        .section-subtitle {
            color: var(--color-text-secondary);
            font-size: 1.05rem;
            max-width: 620px;
            margin: 0 auto;
            line-height: 1.6;
        }
        .section-header .accent-line {
            display: inline-block;
            width: 48px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 2px;
            margin-bottom: var(--space-sm);
        }

        /* ========== HEADER ========== */
        .site-header {
            background: #ffffff;
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
        }
        .header-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: var(--space-sm);
            padding-bottom: var(--space-sm);
            gap: var(--space-md);
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--color-primary);
            text-decoration: none;
            white-space: nowrap;
            letter-spacing: -0.01em;
            transition: color var(--transition-fast);
        }
        .header-logo:hover {
            color: var(--color-accent);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--color-accent);
            color: #ffffff;
            border-radius: var(--radius-sm);
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .header-brand-actions {
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .header-search-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--color-border);
            background: #ffffff;
            color: var(--color-text-secondary);
            font-size: 1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
        }
        .header-search-btn:hover {
            background: var(--color-bg-alt);
            color: var(--color-primary);
            border-color: var(--color-primary-light);
        }
        .btn-app-download {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.5rem 1rem;
            background: var(--color-primary);
            color: #ffffff;
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 600;
            text-decoration: none;
            transition: all var(--transition-base);
            white-space: nowrap;
            border: none;
        }
        .btn-app-download:hover {
            background: var(--color-accent);
            color: #ffffff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }
        .mobile-menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-border);
            background: #ffffff;
            color: var(--color-text);
            font-size: 1.2rem;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
        }

        .header-channel-row {
            display: flex;
            align-items: center;
            gap: 0.15rem;
            padding-top: 0;
            padding-bottom: var(--space-sm);
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            flex-wrap: nowrap;
        }
        .header-channel-row::-webkit-scrollbar {
            display: none;
        }
        .nav-channel-link {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1rem;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            text-decoration: none;
            border-radius: 50px;
            white-space: nowrap;
            transition: all var(--transition-fast);
            flex-shrink: 0;
            position: relative;
        }
        .nav-channel-link:hover {
            color: var(--color-primary);
            background: var(--color-bg-alt);
        }
        .nav-channel-link.active {
            color: #ffffff;
            background: var(--color-primary);
            font-weight: 600;
            box-shadow: var(--shadow-sm);
        }
        .nav-channel-link.active:hover {
            background: var(--color-primary-light);
            color: #ffffff;
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-bar {
            background: var(--color-bg-alt);
            border-bottom: 1px solid var(--color-border-light);
            padding: 0.6rem 0;
        }
        .breadcrumb-list {
            display: flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.88rem;
            color: var(--color-text-light);
            flex-wrap: wrap;
        }
        .breadcrumb-list a {
            color: var(--color-text-secondary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .breadcrumb-list a:hover {
            color: var(--color-accent);
        }
        .breadcrumb-sep {
            color: var(--color-text-light);
            font-size: 0.7rem;
        }
        .breadcrumb-current {
            color: var(--color-primary);
            font-weight: 600;
        }

        /* ========== CATEGORY HERO ========== */
        .cat-hero {
            position: relative;
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 360px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .cat-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 43, 70, 0.88) 0%, rgba(15, 43, 70, 0.7) 100%);
            z-index: 1;
        }
        .cat-hero-content {
            position: relative;
            z-index: 2;
            color: #ffffff;
            padding: var(--space-2xl) 0;
        }
        .cat-hero-badge {
            display: inline-block;
            background: var(--color-accent);
            color: #ffffff;
            padding: 0.35rem 1rem;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: var(--space-md);
            letter-spacing: 0.03em;
        }
        .cat-hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: var(--space-sm);
            letter-spacing: -0.02em;
            line-height: 1.2;
        }
        .cat-hero-desc {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 640px;
            line-height: 1.7;
        }
        .cat-hero-stats {
            display: flex;
            gap: var(--space-xl);
            margin-top: var(--space-lg);
            flex-wrap: wrap;
        }
        .cat-hero-stat {
            text-align: center;
        }
        .cat-hero-stat .stat-num {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1;
        }
        .cat-hero-stat .stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 0.3rem;
        }

        /* ========== CARDS ========== */
        .card-match {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card-match:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--color-border);
        }
        .card-match-img {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: #eef1f5;
        }
        .card-match-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .card-match:hover .card-match-img img {
            transform: scale(1.04);
        }
        .card-match-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--color-red);
            color: #ffffff;
            padding: 0.25rem 0.7rem;
            border-radius: 50px;
            font-size: 0.78rem;
            font-weight: 700;
            letter-spacing: 0.02em;
            z-index: 2;
        }
        .card-match-badge.live {
            background: var(--color-red);
            animation: pulse-badge 2s infinite;
        }
        @keyframes pulse-badge {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.75;
            }
        }
        .card-match-badge.upcoming {
            background: var(--color-primary);
        }
        .card-match-body {
            padding: var(--space-md);
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-match-league {
            font-size: 0.8rem;
            color: var(--color-accent);
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            margin-bottom: 0.3rem;
        }
        .card-match-teams {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 0.4rem;
            line-height: 1.3;
        }
        .card-match-info {
            font-size: 0.85rem;
            color: var(--color-text-light);
            margin-bottom: var(--space-sm);
        }
        .card-match-odds {
            display: flex;
            gap: 0.4rem;
            flex-wrap: wrap;
            margin-top: auto;
        }
        .odds-tag {
            display: inline-block;
            padding: 0.3rem 0.7rem;
            background: var(--color-bg-alt);
            border-radius: var(--radius-sm);
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-text-secondary);
            border: 1px solid var(--color-border-light);
        }
        .odds-tag.highlight {
            background: #fef9f0;
            color: var(--color-accent-dark);
            border-color: rgba(200, 150, 62, 0.3);
        }

        .card-play {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            padding: var(--space-lg);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            height: 100%;
            text-align: center;
        }
        .card-play:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .card-play-icon {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
            color: #ffffff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin: 0 auto var(--space-md);
            transition: transform var(--transition-base);
        }
        .card-play:hover .card-play-icon {
            transform: scale(1.08);
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
        }
        .card-play h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 0.4rem;
        }
        .card-play p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin-bottom: 0;
        }

        .card-news {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card-news:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .card-news-img {
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: #eef1f5;
        }
        .card-news-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .card-news:hover .card-news-img img {
            transform: scale(1.04);
        }
        .card-news-body {
            padding: var(--space-md);
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-news-date {
            font-size: 0.78rem;
            color: var(--color-text-light);
            margin-bottom: 0.4rem;
        }
        .card-news-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 0.4rem;
            line-height: 1.4;
        }
        .card-news-excerpt {
            font-size: 0.88rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            flex: 1;
        }
        .card-news-link {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            margin-top: var(--space-sm);
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-accent);
            transition: color var(--transition-fast);
        }
        .card-news-link:hover {
            color: var(--color-accent-dark);
        }
        .card-news-link i {
            font-size: 0.75rem;
            transition: transform var(--transition-fast);
        }
        .card-news-link:hover i {
            transform: translateX(3px);
        }

        /* ========== DATA STATS ROW ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--space-md);
        }
        .stat-card {
            background: #ffffff;
            border-radius: var(--radius-lg);
            padding: var(--space-lg);
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .stat-card-icon {
            font-size: 2rem;
            color: var(--color-accent);
            margin-bottom: var(--space-sm);
        }
        .stat-card-num {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1;
            margin-bottom: 0.3rem;
        }
        .stat-card-label {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            font-weight: 500;
        }

        /* ========== TIPS LIST ========== */
        .tips-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-md);
        }
        .tip-card {
            background: #ffffff;
            border-radius: var(--radius-lg);
            padding: var(--space-lg);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }
        .tip-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: var(--color-accent);
            border-radius: 0 3px 3px 0;
        }
        .tip-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .tip-card-header {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            margin-bottom: var(--space-sm);
        }
        .tip-card-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #ffffff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            flex-shrink: 0;
        }
        .tip-card-expert {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-text);
        }
        .tip-card-role {
            font-size: 0.78rem;
            color: var(--color-text-light);
        }
        .tip-card-match {
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 0.3rem;
            color: var(--color-text);
        }
        .tip-card-prediction {
            display: inline-block;
            padding: 0.35rem 0.8rem;
            background: #f0f7f0;
            color: #1a7a2e;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.85rem;
            margin-top: var(--space-sm);
        }
        .tip-card-confidence {
            font-size: 0.78rem;
            color: var(--color-text-light);
            margin-top: 0.4rem;
        }
        .tip-card-confidence span {
            color: var(--color-accent);
            font-weight: 600;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            background: #ffffff;
            border-radius: var(--radius-md);
            margin-bottom: var(--space-sm);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--color-border);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: var(--space-md) var(--space-lg);
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text);
            background: none;
            border: none;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--space-md);
            transition: color var(--transition-fast);
            line-height: 1.5;
        }
        .faq-question:hover {
            color: var(--color-accent);
        }
        .faq-question i {
            font-size: 0.85rem;
            color: var(--color-text-light);
            transition: transform var(--transition-base);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--color-accent);
        }
        .faq-item.open .faq-question {
            color: var(--color-primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding-left: var(--space-lg);
            padding-right: var(--space-lg);
        }
        .faq-item.open .faq-answer {
            max-height: 600px;
            padding-bottom: var(--space-lg);
        }
        .faq-answer p {
            font-size: 0.92rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin: 0;
        }

        /* ========== CTA ========== */
        .cta-block {
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
            border-radius: var(--radius-xl);
            padding: var(--space-2xl) var(--space-xl);
            text-align: center;
            color: #ffffff;
            position: relative;
            overflow: hidden;
        }
        .cta-block::after {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(200, 150, 62, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-block h2 {
            color: #ffffff;
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: var(--space-sm);
            position: relative;
            z-index: 1;
        }
        .cta-block p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1.05rem;
            max-width: 550px;
            margin: 0 auto var(--space-lg);
            position: relative;
            z-index: 1;
        }
        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.8rem 2rem;
            background: var(--color-accent);
            color: #ffffff;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 700;
            text-decoration: none;
            transition: all var(--transition-base);
            position: relative;
            z-index: 1;
            border: none;
        }
        .btn-cta:hover {
            background: var(--color-accent-light);
            color: #ffffff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-xl);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary-dark);
            color: rgba(255, 255, 255, 0.75);
            padding-top: var(--space-2xl);
            padding-bottom: var(--space-lg);
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: var(--space-xl);
            margin-bottom: var(--space-xl);
        }
        .footer-brand-name {
            font-size: 1.3rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: var(--space-sm);
        }
        .footer-desc {
            font-size: 0.88rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: var(--space-md);
            max-width: 320px;
        }
        .footer-social {
            display: flex;
            gap: 0.6rem;
        }
        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.1);
            color: rgba(255, 255, 255, 0.7);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            transition: all var(--transition-fast);
            text-decoration: none;
        }
        .footer-social a:hover {
            background: var(--color-accent);
            color: #ffffff;
        }
        .footer-col h4 {
            color: #ffffff;
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: var(--space-sm);
        }
        .footer-col ul li {
            margin-bottom: 0.5rem;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            text-decoration: none;
            font-size: 0.88rem;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: var(--space-md);
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: var(--space-sm);
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.45);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .cat-hero h1 {
                font-size: 2rem;
            }
            .cat-hero-desc {
                font-size: 1rem;
            }
            .cat-hero-stats {
                gap: var(--space-lg);
            }
            .cat-hero-stat .stat-num {
                font-size: 1.7rem;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .tips-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--space-lg);
            }
            .section-header h2 {
                font-size: 1.7rem;
            }
        }

        @media (max-width: 768px) {
            .mobile-menu-toggle {
                display: flex;
            }
            .header-channel-row {
                display: none;
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 0;
                background: #ffffff;
                border-top: 1px solid var(--color-border-light);
            }
            .header-channel-row.open {
                display: flex;
            }
            .nav-channel-link {
                border-radius: 0;
                padding: 0.75rem 1.2rem;
                border-bottom: 1px solid var(--color-border-light);
                font-size: 0.95rem;
            }
            .nav-channel-link.active {
                border-radius: 0;
            }
            .btn-app-download span {
                display: none;
            }
            .btn-app-download {
                padding: 0.5rem 0.7rem;
                font-size: 1rem;
            }
            .cat-hero {
                min-height: 280px;
            }
            .cat-hero h1 {
                font-size: 1.6rem;
            }
            .cat-hero-desc {
                font-size: 0.9rem;
            }
            .cat-hero-stats {
                gap: var(--space-md);
            }
            .cat-hero-stat .stat-num {
                font-size: 1.4rem;
            }
            .section {
                padding-top: var(--space-xl);
                padding-bottom: var(--space-xl);
            }
            .section-header h2 {
                font-size: 1.45rem;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: var(--space-sm);
            }
            .stat-card {
                padding: var(--space-md);
            }
            .stat-card-num {
                font-size: 1.8rem;
            }
            .tips-list {
                grid-template-columns: 1fr;
            }
            .cta-block {
                padding: var(--space-xl) var(--space-md);
                border-radius: var(--radius-lg);
            }
            .cta-block h2 {
                font-size: 1.4rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--space-lg);
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .card-match-teams {
                font-size: 0.95rem;
            }
        }

        @media (max-width: 520px) {
            .cat-hero {
                min-height: 240px;
            }
            .cat-hero h1 {
                font-size: 1.35rem;
            }
            .cat-hero-desc {
                font-size: 0.85rem;
            }
            .cat-hero-stats {
                flex-direction: column;
                gap: var(--space-sm);
                align-items: flex-start;
            }
            .cat-hero-stat {
                text-align: left;
            }
            .stats-row {
                grid-template-columns: 1fr;
            }
            .section-header h2 {
                font-size: 1.3rem;
            }
            .card-match-body {
                padding: var(--space-sm);
            }
            .faq-question {
                padding: var(--space-sm) var(--space-md);
                font-size: 0.9rem;
            }
            .faq-answer {
                padding-left: var(--space-md);
                padding-right: var(--space-md);
            }
            .header-logo {
                font-size: 1.15rem;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.9rem;
            }
            .container-wide,
            .container {
                padding-left: var(--space-sm);
                padding-right: var(--space-sm);
            }
        }