/* roulang page: index */
:root {
            --primary: #1B1F3B;
            --primary-light: #252A4A;
            --accent: #FF6B35;
            --accent-hover: #e85a28;
            --gold: #F0A500;
            --gold-light: #FFF3D6;
            --bg: #F8F9FA;
            --bg-alt: #EEF0F4;
            --surface: #FFFFFF;
            --text: #1a1a2e;
            --text-secondary: #5A5D6E;
            --text-muted: #8B8FA3;
            --border: #E2E5ED;
            --border-light: #F0F1F5;
            --radius-sm: 8px;
            --radius: 12px;
            --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: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --container-max: 1200px;
            --nav-height: 68px;
            --bottom-tab-height: 60px;
        }

        *,
        *::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-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            outline: none;
        }
        input {
            font-family: inherit;
            outline: none;
        }
        ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            line-height: 1.3;
            font-weight: 700;
        }
        p {
            margin: 0;
        }

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== HEADER & NAV ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--surface);
            border-bottom: 1px solid var(--border);
            box-shadow: var(--shadow-xs);
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.02em;
            flex-shrink: 0;
        }
        .header-logo .logo-icon {
            width: 38px;
            height: 38px;
            background: var(--accent);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            font-weight: 900;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-links a {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .nav-links a:hover {
            color: var(--accent);
            background: #FFF5F0;
        }
        .nav-links a.active {
            color: #fff;
            background: var(--accent);
            font-weight: 600;
        }
        .nav-links a .nav-icon {
            font-size: 0.85rem;
        }
        .header-cta {
            flex-shrink: 0;
        }
        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-nav-cta:hover {
            background: var(--primary-light);
            transform: translateY(-1px);
            box-shadow: var(--shadow);
        }

        /* ===== MOBILE BOTTOM TAB NAV ===== */
        .bottom-tab-nav {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 1001;
            background: var(--surface);
            border-top: 1px solid var(--border);
            box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.07);
            height: var(--bottom-tab-height);
            padding: 0 4px;
            padding-bottom: env(safe-area-inset-bottom, 0);
        }
        .bottom-tab-nav .tab-inner {
            display: flex;
            align-items: center;
            justify-content: space-around;
            height: 100%;
        }
        .bottom-tab-nav .tab-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 3px;
            flex: 1;
            height: 100%;
            font-size: 0.7rem;
            font-weight: 500;
            color: var(--text-muted);
            transition: all var(--transition);
            position: relative;
            cursor: pointer;
            border-radius: 6px;
            padding: 4px 2px;
        }
        .bottom-tab-nav .tab-item i {
            font-size: 1.2rem;
            transition: all var(--transition);
        }
        .bottom-tab-nav .tab-item.active {
            color: var(--accent);
            font-weight: 700;
        }
        .bottom-tab-nav .tab-item.active i {
            color: var(--accent);
        }
        .bottom-tab-nav .tab-item.active::after {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 0 0 3px 3px;
        }

        /* ===== HERO ===== */
        .hero-section {
            position: relative;
            background: var(--primary) url('assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 580px;
            display: flex;
            align-items: center;
            color: #fff;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(27, 31, 59, 0.88) 0%, rgba(27, 31, 59, 0.72) 50%, rgba(27, 31, 59, 0.85) 100%);
            z-index: 1;
        }
        .hero-section .container {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 48px;
            padding-top: 30px;
            padding-bottom: 30px;
        }
        .hero-text {
            flex: 1;
            max-width: 620px;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.25);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.04em;
            margin-bottom: 18px;
            color: #FFE0C0;
        }
        .hero-text h1 {
            font-size: 2.8rem;
            font-weight: 900;
            letter-spacing: -0.03em;
            margin-bottom: 14px;
            line-height: 1.2;
        }
        .hero-text h1 .highlight {
            color: var(--accent);
        }
        .hero-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 20px;
            line-height: 1.6;
        }
        .hero-desc {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.7;
            margin-bottom: 28px;
            max-width: 540px;
        }
        .hero-buttons {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 700;
            background: var(--accent);
            color: #fff;
            transition: all var(--transition);
            box-shadow: 0 4px 18px rgba(255, 107, 53, 0.35);
        }
        .btn-primary:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(255, 107, 53, 0.45);
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 600;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.5);
            transition: all var(--transition);
        }
        .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-2px);
        }
        .hero-visual {
            flex-shrink: 0;
            width: 340px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .hero-stat-cards {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .hero-stat-card {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-lg);
            padding: 16px 20px;
            display: flex;
            align-items: center;
            gap: 14px;
            transition: all var(--transition);
        }
        .hero-stat-card:hover {
            background: rgba(255, 255, 255, 0.18);
            transform: translateX(4px);
        }
        .hero-stat-card .stat-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius);
            background: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: #fff;
            flex-shrink: 0;
        }
        .hero-stat-card .stat-num {
            font-size: 1.5rem;
            font-weight: 800;
            color: #fff;
            line-height: 1;
        }
        .hero-stat-card .stat-label {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.7);
        }

        /* ===== SECTION COMMON ===== */
        .section {
            padding: 64px 0;
        }
        .section-alt {
            background: var(--bg-alt);
        }
        .section-header {
            text-align: center;
            margin-bottom: 44px;
        }
        .section-header .section-label {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            color: var(--accent);
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        .section-header h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--text);
            letter-spacing: -0.02em;
        }
        .section-header .section-desc {
            margin-top: 8px;
            color: var(--text-secondary);
            font-size: 0.95rem;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== STATS STRIP ===== */
        .stats-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: -50px;
            position: relative;
            z-index: 3;
        }
        .stat-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 22px 20px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: all var(--transition);
            border: 1px solid var(--border-light);
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .stat-card .stat-num {
            font-size: 2rem;
            font-weight: 900;
            color: var(--accent);
            line-height: 1;
            margin-bottom: 6px;
        }
        .stat-card .stat-num .unit {
            font-size: 1rem;
            font-weight: 600;
        }
        .stat-card .stat-title {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 3px;
        }
        .stat-card .stat-detail {
            font-size: 0.78rem;
            color: var(--text-muted);
            line-height: 1.4;
        }

        /* ===== ADVANTAGE CARDS ===== */
        .advantage-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .advantage-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .advantage-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: var(--border);
        }
        .advantage-card .adv-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius);
            background: var(--gold-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--gold);
            margin: 0 auto 16px;
            transition: all var(--transition);
        }
        .advantage-card:hover .adv-icon {
            background: var(--accent);
            color: #fff;
            transform: scale(1.08);
        }
        .advantage-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text);
        }
        .advantage-card p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ===== BRAND STORY ===== */
        .brand-story-block {
            display: flex;
            gap: 40px;
            align-items: center;
        }
        .brand-story-text {
            flex: 1;
            min-width: 0;
        }
        .brand-story-text h2 {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 16px;
            color: var(--text);
            letter-spacing: -0.02em;
        }
        .brand-story-text p {
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 14px;
            font-size: 0.95rem;
        }
        .brand-story-image {
            flex-shrink: 0;
            width: 420px;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .brand-story-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }

        /* ===== CATEGORY GRID ===== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 18px;
        }
        .category-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            text-align: center;
        }
        .category-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
        }
        .category-card .cat-img {
            height: 140px;
            overflow: hidden;
        }
        .category-card .cat-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition);
        }
        .category-card:hover .cat-img img {
            transform: scale(1.06);
        }
        .category-card .cat-info {
            padding: 16px 12px;
        }
        .category-card .cat-info h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 4px;
        }
        .category-card .cat-info .cat-count {
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .category-card .cat-arrow {
            display: inline-block;
            margin-top: 8px;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--bg-alt);
            line-height: 32px;
            font-size: 0.8rem;
            color: var(--accent);
            transition: all var(--transition);
        }
        .category-card:hover .cat-arrow {
            background: var(--accent);
            color: #fff;
        }

        /* ===== SERVICE / EVENT CARDS ===== */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .service-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            display: flex;
            transition: all var(--transition);
        }
        .service-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
        }
        .service-card .svc-img {
            width: 200px;
            flex-shrink: 0;
            overflow: hidden;
        }
        .service-card .svc-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition);
        }
        .service-card:hover .svc-img img {
            transform: scale(1.05);
        }
        .service-card .svc-body {
            padding: 20px 22px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .service-card .svc-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 12px;
            background: #FFF0E8;
            color: var(--accent);
            margin-bottom: 8px;
            width: fit-content;
        }
        .service-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text);
        }
        .service-card p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        /* ===== TESTIMONIALS ===== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .testimonial-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            position: relative;
        }
        .testimonial-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .testimonial-card .quote-icon {
            font-size: 2rem;
            color: var(--gold-light);
            position: absolute;
            top: 14px;
            right: 18px;
            opacity: 0.6;
        }
        .testimonial-card .tst-text {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }
        .testimonial-card .tst-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .testimonial-card .tst-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
        }
        .testimonial-card .tst-name {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--text);
        }
        .testimonial-card .tst-role {
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--surface);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            padding: 18px 22px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            color: var(--text);
            transition: color var(--transition);
            user-select: none;
        }
        .faq-question:hover {
            color: var(--accent);
        }
        .faq-question .faq-toggle {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            transition: all var(--transition);
            color: var(--text-muted);
        }
        .faq-item.open .faq-toggle {
            background: var(--accent);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 22px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }

        /* ===== NEWS ===== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .news-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .news-card .news-img {
            height: 170px;
            overflow: hidden;
        }
        .news-card .news-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition);
        }
        .news-card:hover .news-img img {
            transform: scale(1.05);
        }
        .news-card .news-body {
            padding: 16px 18px;
        }
        .news-card .news-date {
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-bottom: 6px;
        }
        .news-card h3 {
            font-size: 0.98rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text);
            line-height: 1.4;
        }
        .news-card p {
            font-size: 0.82rem;
            color: var(--text-secondary);
            line-height: 1.5;
            margin-bottom: 10px;
        }
        .news-card .btn-read-more {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--accent);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: all var(--transition);
        }
        .news-card .btn-read-more:hover {
            gap: 8px;
            color: var(--accent-hover);
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--primary) url('assets/images/backpic/back-2.webp') center/cover no-repeat;
            position: relative;
            text-align: center;
            color: #fff;
            padding: 64px 0;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(27, 31, 59, 0.85);
            z-index: 1;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 10px;
            letter-spacing: -0.02em;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 24px;
            font-size: 1rem;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-section .btn-primary {
            font-size: 1.05rem;
            padding: 14px 34px;
        }

        /* ===== FOOTER ===== */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.75);
            padding: 40px 0 24px;
            font-size: 0.88rem;
            line-height: 2;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 28px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .footer-col a {
            color: rgba(255, 255, 255, 0.65);
            display: block;
            transition: color var(--transition);
        }
        .footer-col a:hover {
            color: #fff;
        }
        .footer-brand {
            font-size: 1.2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 8px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 18px;
            text-align: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.5);
        }

        /* ===== RESPONSIVE ===== */
        @media (max-width: 1024px) {
            .hero-section {
                min-height: 480px;
            }
            .hero-text h1 {
                font-size: 2.2rem;
            }
            .hero-visual {
                width: 260px;
            }
            .hero-stat-card .stat-num {
                font-size: 1.2rem;
            }
            .hero-stat-card {
                padding: 12px 14px;
            }
            .stats-strip {
                grid-template-columns: repeat(2, 1fr);
                margin-top: -30px;
            }
            .advantage-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .brand-story-block {
                flex-direction: column;
                gap: 24px;
            }
            .brand-story-image {
                width: 100%;
                max-width: 500px;
            }
            .category-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 14px;
            }
            .service-grid {
                grid-template-columns: 1fr;
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .nav-links a {
                padding: 7px 11px;
                font-size: 0.85rem;
            }
        }

        @media (max-width: 768px) {
            .site-header .nav-links {
                display: none;
            }
            .site-header .header-cta {
                display: none;
            }
            .bottom-tab-nav {
                display: block;
            }
            body {
                padding-bottom: calc(var(--bottom-tab-height) + env(safe-area-inset-bottom, 0px) + 8px);
            }
            .hero-section {
                min-height: auto;
                padding: 40px 0 30px;
            }
            .hero-section .container {
                flex-direction: column;
                gap: 20px;
                text-align: center;
            }
            .hero-text {
                max-width: 100%;
            }
            .hero-text h1 {
                font-size: 1.8rem;
            }
            .hero-desc {
                max-width: 100%;
                margin-left: auto;
                margin-right: auto;
            }
            .hero-buttons {
                justify-content: center;
            }
            .hero-visual {
                width: 100%;
                max-width: 300px;
            }
            .hero-stat-cards {
                flex-direction: row;
                flex-wrap: wrap;
                justify-content: center;
            }
            .hero-stat-card {
                flex: 1 1 120px;
                min-width: 100px;
                flex-direction: column;
                text-align: center;
                gap: 6px;
                padding: 12px 8px;
            }
            .stats-strip {
                grid-template-columns: repeat(2, 1fr);
                margin-top: 20px;
            }
            .advantage-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .service-card {
                flex-direction: column;
            }
            .service-card .svc-img {
                width: 100%;
                height: 160px;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .section {
                padding: 40px 0;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .brand-story-text h2 {
                font-size: 1.4rem;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .hero-text h1 {
                font-size: 1.5rem;
            }
            .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-buttons {
                flex-direction: column;
                align-items: center;
            }
            .btn-primary,
            .btn-outline-light {
                width: 100%;
                justify-content: center;
                padding: 12px 20px;
                font-size: 0.9rem;
            }
            .stats-strip {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 14px 10px;
            }
            .stat-card .stat-num {
                font-size: 1.4rem;
            }
            .advantage-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .category-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .category-card .cat-img {
                height: 100px;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .brand-story-image {
                max-width: 100%;
            }
            .bottom-tab-nav .tab-item {
                font-size: 0.65rem;
            }
            .bottom-tab-nav .tab-item i {
                font-size: 1rem;
            }
            .faq-question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }
            .faq-answer {
                font-size: 0.82rem;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #FF5C28;
            --primary-dark: #E84A1A;
            --primary-light: #FF7F52;
            --secondary: #1B1B2F;
            --secondary-light: #2D2D44;
            --accent-gold: #FFB800;
            --accent-gold-light: #FFD54F;
            --bg: #F8FAFC;
            --bg-white: #FFFFFF;
            --bg-light: #F1F5F9;
            --bg-dark: #0F172A;
            --text: #1E293B;
            --text-secondary: #64748B;
            --text-light: #94A3B8;
            --text-white: #F8FAFC;
            --border: #E2E8F0;
            --border-light: #F1F5F9;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.08), 0 2px 6px rgba(0, 0, 0, 0.04);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12), 0 4px 14px rgba(0, 0, 0, 0.06);
            --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.16), 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-gold: 0 8px 32px rgba(255, 184, 0, 0.25);
            --radius-xs: 6px;
            --radius-sm: 10px;
            --radius: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --radius-full: 9999px;
            --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --max-width: 1200px;
            --nav-height: 68px;
            --bottom-tab-height: 60px;
        }

        *,
        *::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);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-bottom: 0;
        }

        body.has-bottom-tab {
            padding-bottom: calc(var(--bottom-tab-height) + 12px);
        }

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

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

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

        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            height: 100%;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.35rem;
            color: var(--secondary);
            flex-shrink: 0;
            white-space: nowrap;
            transition: var(--transition);
        }

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

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-radius: var(--radius-xs);
            font-weight: 900;
            font-size: 1rem;
            letter-spacing: -0.5px;
            box-shadow: 0 3px 10px rgba(255, 92, 40, 0.3);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
        }

        .nav-links a {
            display: flex;
            align-items: center;
            gap: 5px;
            padding: 8px 14px;
            border-radius: var(--radius-full);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
            transition: var(--transition);
            position: relative;
        }

        .nav-links a:hover {
            color: var(--primary);
            background: rgba(255, 92, 40, 0.06);
        }

        .nav-links a.active {
            color: var(--primary);
            background: rgba(255, 92, 40, 0.1);
            font-weight: 600;
        }

        .nav-icon {
            font-size: 0.85rem;
            width: 16px;
            text-align: center;
        }

        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff !important;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.9rem;
            white-space: nowrap;
            box-shadow: 0 4px 14px rgba(255, 92, 40, 0.3);
            transition: var(--transition);
            flex-shrink: 0;
        }

        .btn-nav-cta:hover {
            box-shadow: 0 6px 22px rgba(255, 92, 40, 0.4);
            transform: translateY(-1px);
            background: linear-gradient(135deg, var(--primary-light), var(--primary));
        }

        @media (max-width: 1024px) {
            .nav-links a {
                padding: 6px 10px;
                font-size: 0.82rem;
                gap: 3px;
            }
            .nav-icon {
                font-size: 0.75rem;
            }
            .btn-nav-cta {
                padding: 8px 16px;
                font-size: 0.82rem;
            }
            .header-logo {
                font-size: 1.2rem;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.85rem;
            }
        }

        @media (max-width: 768px) {
            .site-header {
                height: 56px;
            }
            .nav-links {
                display: none;
            }
            .header-logo {
                font-size: 1.1rem;
                gap: 7px;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.8rem;
            }
            .btn-nav-cta {
                padding: 7px 14px;
                font-size: 0.78rem;
                gap: 4px;
            }
        }

        .bottom-tab-nav {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-top: 1px solid var(--border);
            box-shadow: 0 -2px 16px rgba(0, 0, 0, 0.08);
            height: var(--bottom-tab-height);
            padding: 0 4px;
        }

        .bottom-tab-nav .tab-inner {
            display: flex;
            align-items: center;
            justify-content: space-around;
            height: 100%;
            max-width: 500px;
            margin: 0 auto;
        }

        .bottom-tab-nav a {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 2px;
            flex: 1;
            height: 100%;
            font-size: 0.68rem;
            font-weight: 500;
            color: var(--text-light);
            transition: var(--transition);
            border-radius: 0;
            position: relative;
        }

        .bottom-tab-nav a i {
            font-size: 1.2rem;
            transition: var(--transition);
        }

        .bottom-tab-nav a.active {
            color: var(--primary);
            font-weight: 600;
        }

        .bottom-tab-nav a.active::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 28px;
            height: 3px;
            background: var(--primary);
            border-radius: 0 0 3px 3px;
        }

        .bottom-tab-nav a:hover {
            color: var(--primary);
        }

        @media (max-width: 768px) {
            .bottom-tab-nav {
                display: block;
            }
            body {
                padding-bottom: calc(var(--bottom-tab-height) + 8px);
            }
        }

        @media (max-width: 520px) {
            .bottom-tab-nav a {
                font-size: 0.62rem;
            }
            .bottom-tab-nav a i {
                font-size: 1.05rem;
            }
        }

        .page-banner {
            position: relative;
            background: var(--secondary) url('assets/images/backpic/back-2.webp') center / cover no-repeat;
            min-height: 380px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(27, 27, 47, 0.88) 0%, rgba(27, 27, 47, 0.7) 60%, rgba(255, 92, 40, 0.35) 100%);
            z-index: 1;
        }

        .page-banner .container {
            position: relative;
            z-index: 2;
            display: flex;
            flex-direction: column;
            gap: 16px;
            padding-top: 40px;
            padding-bottom: 40px;
        }

        .banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 184, 0, 0.2);
            border: 1px solid rgba(255, 184, 0, 0.35);
            color: var(--accent-gold-light);
            padding: 6px 16px;
            border-radius: var(--radius-full);
            font-size: 0.85rem;
            font-weight: 600;
            width: fit-content;
        }

        .banner-title {
            font-size: 2.6rem;
            font-weight: 900;
            color: #fff;
            line-height: 1.25;
            letter-spacing: -0.5px;
        }

        .banner-title span {
            color: var(--accent-gold);
        }

        .banner-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.8);
            max-width: 600px;
            line-height: 1.7;
        }

        .banner-stats {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
        }

        .banner-stat-item {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .banner-stat-num {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--accent-gold);
            line-height: 1;
        }

        .banner-stat-label {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.6);
        }

        @media (max-width: 768px) {
            .page-banner {
                min-height: 300px;
            }
            .banner-title {
                font-size: 1.8rem;
            }
            .banner-desc {
                font-size: 0.95rem;
            }
            .banner-stats {
                gap: 16px;
            }
            .banner-stat-num {
                font-size: 1.4rem;
            }
            .banner-badge {
                font-size: 0.75rem;
                padding: 4px 12px;
            }
        }

        @media (max-width: 520px) {
            .page-banner {
                min-height: 260px;
            }
            .banner-title {
                font-size: 1.45rem;
            }
            .banner-desc {
                font-size: 0.85rem;
            }
            .banner-stat-num {
                font-size: 1.2rem;
            }
        }

        .section {
            padding: 64px 0;
        }

        .section-sm {
            padding: 40px 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 44px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            align-items: center;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.82rem;
            font-weight: 700;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 1.5px;
        }

        .section-label::before {
            content: '';
            width: 24px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 800;
            color: var(--secondary);
            line-height: 1.3;
            letter-spacing: -0.3px;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-secondary);
            max-width: 560px;
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .section {
                padding: 40px 0;
            }
            .section-sm {
                padding: 28px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .section-subtitle {
                font-size: 0.9rem;
            }
            .section-header {
                margin-bottom: 28px;
            }
        }

        @media (max-width: 520px) {
            .section-title {
                font-size: 1.3rem;
            }
        }

        .cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .cards-grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .cards-grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        @media (max-width: 1024px) {
            .cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .cards-grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 600px) {
            .cards-grid,
            .cards-grid-4,
            .cards-grid-2 {
                grid-template-columns: 1fr;
            }
        }

        .card {
            background: var(--bg-white);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: var(--transition);
            border: 1px solid var(--border-light);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

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

        .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--bg-light);
        }

        .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

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

        .card-badge-top {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--primary);
            color: #fff;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            font-size: 0.75rem;
            font-weight: 700;
            z-index: 2;
            box-shadow: 0 3px 10px rgba(255, 92, 40, 0.35);
        }

        .card-badge-gold {
            position: absolute;
            top: 12px;
            right: 12px;
            background: linear-gradient(135deg, #FFB800, #FF9500);
            color: #fff;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            font-size: 0.75rem;
            font-weight: 700;
            z-index: 2;
            box-shadow: 0 3px 10px rgba(255, 184, 0, 0.4);
        }

        .card-body {
            padding: 20px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .card-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--secondary);
            line-height: 1.35;
        }

        .card-desc {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
        }

        .card-price-row {
            display: flex;
            align-items: baseline;
            gap: 8px;
            flex-wrap: wrap;
        }

        .card-price {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
        }

        .card-price-original {
            font-size: 0.85rem;
            color: var(--text-light);
            text-decoration: line-through;
        }

        .card-price-discount {
            font-size: 0.75rem;
            background: #FFF0E8;
            color: var(--primary);
            padding: 2px 8px;
            border-radius: var(--radius-xs);
            font-weight: 700;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            white-space: nowrap;
            cursor: pointer;
            border: none;
            text-align: center;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: 0 4px 16px rgba(255, 92, 40, 0.3);
        }

        .btn-primary:hover {
            box-shadow: 0 8px 28px rgba(255, 92, 40, 0.4);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-gold {
            background: linear-gradient(135deg, #FFB800, #E09E00);
            color: #fff;
            box-shadow: 0 4px 16px rgba(255, 184, 0, 0.35);
        }

        .btn-gold:hover {
            box-shadow: 0 8px 28px rgba(255, 184, 0, 0.5);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }

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

        .btn-lg {
            padding: 14px 32px;
            font-size: 1.05rem;
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 0.82rem;
        }

        @media (max-width: 520px) {
            .btn {
                padding: 10px 18px;
                font-size: 0.85rem;
            }
            .btn-lg {
                padding: 12px 24px;
                font-size: 0.9rem;
            }
        }

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

        .feature-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 16px 18px;
            background: var(--bg-white);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }

        .feature-item:hover {
            box-shadow: var(--shadow);
            border-color: transparent;
            transform: translateX(3px);
        }

        .feature-icon-circle {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #fff;
        }

        .feature-icon-circle.orange {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
        }

        .feature-icon-circle.gold {
            background: linear-gradient(135deg, #FFB800, #E09E00);
        }

        .feature-icon-circle.purple {
            background: linear-gradient(135deg, #7C3AED, #6D28D9);
        }

        .feature-icon-circle.teal {
            background: linear-gradient(135deg, #0EA5E9, #0284C7);
        }

        .feature-text h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--secondary);
            margin-bottom: 3px;
        }

        .feature-text p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        .steps-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .step-card {
            background: var(--bg-white);
            border-radius: var(--radius);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            position: relative;
        }

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

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            font-weight: 800;
            font-size: 1.2rem;
            margin-bottom: 14px;
            box-shadow: 0 4px 12px rgba(255, 92, 40, 0.3);
        }

        .step-card h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--secondary);
            margin-bottom: 6px;
        }

        .step-card p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        @media (max-width: 1024px) {
            .steps-row {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 520px) {
            .steps-row {
                grid-template-columns: 1fr;
            }
        }

        .vip-table-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }

        .vip-table {
            width: 100%;
            border-collapse: collapse;
            background: var(--bg-white);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            min-width: 700px;
        }

        .vip-table thead th {
            background: var(--secondary);
            color: #fff;
            padding: 16px 18px;
            font-weight: 600;
            font-size: 0.9rem;
            text-align: center;
            white-space: nowrap;
        }

        .vip-table tbody td {
            padding: 14px 18px;
            text-align: center;
            font-size: 0.9rem;
            color: var(--text);
            border-bottom: 1px solid var(--border-light);
        }

        .vip-table tbody tr:hover {
            background: rgba(255, 92, 40, 0.03);
        }

        .vip-table .vip-badge {
            display: inline-block;
            padding: 4px 14px;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 0.8rem;
        }

        .vip-badge.bronze {
            background: #FDE8E0;
            color: #C2410C;
        }
        .vip-badge.silver {
            background: #E8ECF4;
            color: #475569;
        }
        .vip-badge.gold-vip {
            background: #FFF3D6;
            color: #B45309;
        }
        .vip-badge.diamond {
            background: #E0F0FF;
            color: #1D4ED8;
        }
        .vip-badge.crown {
            background: #F3E8FF;
            color: #6D28D9;
        }

        .highlight-number {
            font-weight: 800;
            color: var(--primary);
        }

        .testimonial-card {
            background: var(--bg-white);
            border-radius: var(--radius);
            padding: 24px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

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

        .testimonial-stars {
            color: var(--accent-gold);
            font-size: 0.9rem;
            letter-spacing: 2px;
        }

        .testimonial-text {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
        }

        .testimonial-author {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--secondary);
        }

        .testimonial-date {
            font-size: 0.75rem;
            color: var(--text-light);
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
            margin: 0 auto;
        }

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

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

        .faq-question {
            padding: 18px 22px;
            font-weight: 700;
            font-size: 1rem;
            color: var(--secondary);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: var(--transition);
            user-select: none;
        }

        .faq-question i {
            transition: transform 0.3s ease;
            color: var(--text-light);
            flex-shrink: 0;
        }

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

        .faq-item.open .faq-question {
            color: var(--primary);
        }

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

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 22px 18px 22px;
        }

        .faq-answer p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        .cta-block {
            background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-xl);
        }

        .cta-block::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: rgba(255, 184, 0, 0.1);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-block::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 150px;
            height: 150px;
            background: rgba(255, 92, 40, 0.12);
            border-radius: 50%;
            pointer-events: none;
        }

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

        .cta-title {
            font-size: 2rem;
            font-weight: 900;
            color: #fff;
            margin-bottom: 10px;
        }

        .cta-subtitle {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 28px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .cta-block {
                padding: 32px 20px;
            }
            .cta-title {
                font-size: 1.5rem;
            }
            .cta-subtitle {
                font-size: 0.9rem;
            }
        }

        .site-footer {
            background: var(--secondary);
            color: var(--text-white);
            padding: 48px 0 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand {
            font-size: 1.3rem;
            font-weight: 800;
            margin-bottom: 10px;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 14px;
            color: rgba(255, 255, 255, 0.85);
        }

        .footer-col a {
            display: block;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.55);
            margin-bottom: 8px;
            transition: var(--transition);
        }

        .footer-col a:hover {
            color: var(--accent-gold);
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 18px;
            text-align: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .site-footer {
                padding: 36px 0 16px;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .site-footer {
                padding: 28px 0 60px;
            }
        }

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

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

        .text-center {
            text-align: center;
        }

        .mt-sm {
            margin-top: 8px;
        }
        .mt-md {
            margin-top: 16px;
        }
        .mt-lg {
            margin-top: 24px;
        }

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            border: 0;
        }

/* roulang page: category2 */
:root {
            --primary: #e63946;
            --primary-dark: #c1121f;
            --primary-light: #ff6b6b;
            --accent: #f77f00;
            --accent-glow: #fcbf49;
            --bg-body: #f8f9fb;
            --bg-white: #ffffff;
            --bg-dark: #1a1a2e;
            --bg-darker: #0f0f1a;
            --bg-card: #ffffff;
            --text-primary: #1a1a2e;
            --text-secondary: #4a4a5e;
            --text-weak: #7a7a8e;
            --text-on-dark: #e8e8f0;
            --text-on-primary: #ffffff;
            --border-light: #e8e8f0;
            --border-medium: #d5d5e2;
            --shadow-sm: 0 1px 3px rgba(26, 26, 46, 0.06);
            --shadow-md: 0 4px 16px rgba(26, 26, 46, 0.09);
            --shadow-lg: 0 12px 36px rgba(26, 26, 46, 0.13);
            --shadow-xl: 0 20px 50px rgba(26, 26, 46, 0.17);
            --radius-xs: 6px;
            --radius-sm: 10px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --radius-full: 50%;
            --space-xs: 6px;
            --space-sm: 12px;
            --space-md: 20px;
            --space-lg: 32px;
            --space-xl: 48px;
            --space-2xl: 64px;
            --space-3xl: 80px;
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, sans-serif;
            --font-mono: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s cubic-bezier(0.22, 0.61, 0.36, 1);
            --header-height: 68px;
            --bottom-tab-height: 60px;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--bg-body);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            padding-bottom: 0;
        }

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

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

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

        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            line-height: 1.3;
            font-weight: 700;
        }

        p {
            margin: 0;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: var(--space-md);
            padding-right: var(--space-md);
        }

        /* ========== HEADER ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-light);
            height: var(--header-height);
            display: flex;
            align-items: center;
            box-shadow: var(--shadow-sm);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--space-md);
            height: 100%;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.35rem;
            color: var(--text-primary);
            white-space: nowrap;
            flex-shrink: 0;
            transition: opacity var(--transition-fast);
        }

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

        .header-logo .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #fff;
            border-radius: var(--radius-sm);
            font-weight: 900;
            font-size: 1.1rem;
            letter-spacing: -0.5px;
            flex-shrink: 0;
            box-shadow: 0 3px 10px rgba(230, 57, 70, 0.3);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
        }

        .nav-links a {
            display: flex;
            align-items: center;
            gap: 5px;
            padding: 8px 14px;
            border-radius: 22px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-secondary);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }

        .nav-links a:hover {
            color: var(--primary);
            background: rgba(230, 57, 70, 0.05);
        }

        .nav-links a.active {
            color: var(--primary);
            background: rgba(230, 57, 70, 0.09);
            font-weight: 700;
        }

        .nav-links a .nav-icon {
            font-size: 0.85rem;
            opacity: 0.7;
            transition: opacity var(--transition-fast);
        }

        .nav-links a.active .nav-icon {
            opacity: 1;
            color: var(--primary);
        }

        .header-cta {
            flex-shrink: 0;
        }

        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff !important;
            padding: 10px 20px;
            border-radius: 24px;
            font-weight: 700;
            font-size: 0.9rem;
            white-space: nowrap;
            transition: all var(--transition-base);
            box-shadow: 0 4px 14px rgba(230, 57, 70, 0.35);
            letter-spacing: 0.3px;
        }

        .btn-nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(230, 57, 70, 0.45);
            background: linear-gradient(135deg, var(--primary-light), var(--primary));
        }

        .btn-nav-cta:active {
            transform: translateY(0);
            box-shadow: 0 3px 10px rgba(230, 57, 70, 0.3);
        }

        /* ========== MOBILE BOTTOM TAB ========== */
        .bottom-tab-nav {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-top: 1px solid var(--border-light);
            height: var(--bottom-tab-height);
            box-shadow: 0 -2px 12px rgba(26, 26, 46, 0.08);
        }

        .bottom-tab-nav .tab-list {
            display: flex;
            align-items: center;
            justify-content: space-around;
            height: 100%;
            padding: 0 4px;
        }

        .bottom-tab-nav .tab-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 3px;
            flex: 1;
            height: 100%;
            font-size: 0.68rem;
            font-weight: 600;
            color: var(--text-weak);
            transition: all var(--transition-fast);
            border-radius: var(--radius-xs);
            padding: 4px 2px;
            position: relative;
        }

        .bottom-tab-nav .tab-item i {
            font-size: 1.25rem;
            transition: all var(--transition-fast);
        }

        .bottom-tab-nav .tab-item.active {
            color: var(--primary);
        }

        .bottom-tab-nav .tab-item.active i {
            color: var(--primary);
            transform: scale(1.1);
        }

        .bottom-tab-nav .tab-item.active::after {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 3px;
            background: var(--primary);
            border-radius: 0 0 4px 4px;
        }

        .bottom-tab-nav .tab-item:active {
            background: rgba(230, 57, 70, 0.06);
        }

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

        /* ========== PAGE BANNER ========== */
        .page-banner {
            position: relative;
            background: var(--bg-dark);
            color: #fff;
            padding: var(--space-3xl) 0;
            overflow: hidden;
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 15, 26, 0.82) 0%, rgba(26, 26, 46, 0.7) 40%, rgba(230, 57, 70, 0.25) 100%);
            z-index: 1;
        }

        .page-banner .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }

        .page-banner .banner-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.13);
            border: 1px solid rgba(255, 255, 255, 0.22);
            color: #fff;
            padding: 6px 18px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: var(--space-md);
            backdrop-filter: blur(4px);
        }

        .page-banner h1 {
            font-size: 2.8rem;
            font-weight: 900;
            letter-spacing: -0.5px;
            margin-bottom: var(--space-sm);
            line-height: 1.2;
        }

        .page-banner h1 .highlight {
            color: var(--accent-glow);
            position: relative;
        }

        .page-banner .banner-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.8);
            max-width: 600px;
            margin: 0 auto var(--space-lg);
            line-height: 1.7;
        }

        .page-banner .banner-stats {
            display: flex;
            justify-content: center;
            gap: var(--space-xl);
            flex-wrap: wrap;
        }

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

        .page-banner .stat-num {
            font-size: 2rem;
            font-weight: 900;
            color: var(--accent-glow);
            line-height: 1;
            letter-spacing: -1px;
        }

        .page-banner .stat-label {
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 4px;
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: var(--space-2xl) 0;
        }

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

        .section-header .section-tag {
            display: inline-block;
            background: rgba(230, 57, 70, 0.08);
            color: var(--primary);
            padding: 5px 16px;
            border-radius: 16px;
            font-size: 0.82rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            margin-bottom: var(--space-sm);
        }

        .section-header h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.3px;
        }

        .section-header .section-subtitle {
            color: var(--text-weak);
            font-size: 0.95rem;
            margin-top: var(--space-xs);
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== LIVE NOW CARDS ========== */
        .live-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: var(--space-lg);
        }

        .live-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-base);
            border: 1px solid var(--border-light);
            position: relative;
        }

        .live-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-xl);
            border-color: var(--border-medium);
        }

        .live-card .card-img-wrap {
            position: relative;
            height: 200px;
            overflow: hidden;
        }

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

        .live-card:hover .card-img-wrap img {
            transform: scale(1.06);
        }

        .live-card .live-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--primary);
            color: #fff;
            padding: 5px 12px;
            border-radius: 14px;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            animation: pulse-live 1.8s ease-in-out infinite;
            display: flex;
            align-items: center;
            gap: 5px;
            z-index: 3;
        }

        .live-card .live-badge .dot {
            width: 8px;
            height: 8px;
            background: #fff;
            border-radius: 50%;
            animation: blink-dot 1s ease-in-out infinite;
        }

        @keyframes pulse-live {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(230, 57, 70, 0.55);
            }
            50% {
                box-shadow: 0 0 0 14px rgba(230, 57, 70, 0);
            }
        }

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

        .live-card .viewer-count {
            position: absolute;
            top: 14px;
            right: 14px;
            background: rgba(0, 0, 0, 0.65);
            color: #fff;
            padding: 4px 10px;
            border-radius: 12px;
            font-size: 0.75rem;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 4px;
            z-index: 3;
            backdrop-filter: blur(4px);
        }

        .live-card .card-body {
            padding: var(--space-md);
        }

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

        .live-card .card-meta {
            display: flex;
            gap: var(--space-md);
            font-size: 0.82rem;
            color: var(--text-weak);
            flex-wrap: wrap;
        }

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

        .live-card .card-footer {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: var(--space-sm) var(--space-md) var(--space-md);
            gap: var(--space-sm);
        }

        .btn-sm {
            padding: 8px 18px;
            border-radius: 20px;
            font-weight: 700;
            font-size: 0.85rem;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .btn-primary-sm {
            background: var(--primary);
            color: #fff;
        }

        .btn-primary-sm:hover {
            background: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(230, 57, 70, 0.35);
        }

        .btn-outline-sm {
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
        }

        .btn-outline-sm:hover {
            background: rgba(230, 57, 70, 0.06);
            transform: translateY(-1px);
        }

        /* ========== UPCOMING LIST ========== */
        .upcoming-list {
            display: flex;
            flex-direction: column;
            gap: var(--space-md);
        }

        .upcoming-item {
            display: flex;
            align-items: center;
            gap: var(--space-md);
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: var(--space-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
            flex-wrap: wrap;
        }

        .upcoming-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--border-medium);
            transform: translateX(3px);
        }

        .upcoming-item .time-block {
            flex-shrink: 0;
            text-align: center;
            min-width: 70px;
            background: var(--bg-body);
            border-radius: var(--radius-sm);
            padding: var(--space-sm);
        }

        .upcoming-item .time-block .date-num {
            font-size: 1.5rem;
            font-weight: 900;
            color: var(--primary);
            line-height: 1;
        }

        .upcoming-item .time-block .month-label {
            font-size: 0.75rem;
            color: var(--text-weak);
            font-weight: 600;
            letter-spacing: 1px;
        }

        .upcoming-item .match-info {
            flex: 1;
            min-width: 180px;
        }

        .upcoming-item .match-info h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 4px;
        }

        .upcoming-item .match-info .match-sub {
            font-size: 0.82rem;
            color: var(--text-weak);
        }

        .upcoming-item .match-teams {
            display: flex;
            align-items: center;
            gap: var(--space-sm);
            font-weight: 700;
            font-size: 0.95rem;
            flex-shrink: 0;
        }

        .upcoming-item .match-teams .vs {
            color: var(--primary);
            font-weight: 900;
            font-size: 0.85rem;
            background: rgba(230, 57, 70, 0.07);
            padding: 3px 8px;
            border-radius: 10px;
        }

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

        .stat-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: var(--space-lg) var(--space-md);
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
        }

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

        .stat-card .stat-icon {
            font-size: 2rem;
            margin-bottom: var(--space-sm);
            color: var(--primary);
        }

        .stat-card .stat-value {
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--text-primary);
            letter-spacing: -1px;
            line-height: 1;
        }

        .stat-card .stat-title {
            font-size: 0.85rem;
            color: var(--text-weak);
            margin-top: 6px;
            font-weight: 500;
        }

        /* ========== REPLAY GRID ========== */
        .replay-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: var(--space-lg);
        }

        .replay-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
        }

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

        .replay-card .replay-thumb {
            position: relative;
            height: 170px;
            overflow: hidden;
        }

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

        .replay-card:hover .replay-thumb img {
            transform: scale(1.05);
        }

        .replay-card .play-overlay {
            position: absolute;
            inset: 0;
            background: rgba(0, 0, 0, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: background var(--transition-base);
        }

        .replay-card:hover .play-overlay {
            background: rgba(0, 0, 0, 0.5);
        }

        .replay-card .play-overlay .play-icon {
            width: 50px;
            height: 50px;
            background: rgba(255, 255, 255, 0.92);
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--primary);
            transition: all var(--transition-base);
        }

        .replay-card:hover .play-overlay .play-icon {
            transform: scale(1.12);
            background: #fff;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
        }

        .replay-card .replay-body {
            padding: var(--space-md);
        }

        .replay-card .replay-body h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 4px;
        }

        .replay-card .replay-body .replay-meta {
            font-size: 0.78rem;
            color: var(--text-weak);
            display: flex;
            gap: var(--space-sm);
            flex-wrap: wrap;
        }

        /* ========== CALENDAR SECTION ========== */
        .calendar-list {
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
        }

        .calendar-item {
            display: flex;
            align-items: center;
            gap: var(--space-md);
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            padding: var(--space-sm) var(--space-md);
            border-left: 4px solid var(--primary);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
            flex-wrap: wrap;
        }

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

        .calendar-item .cal-date {
            font-weight: 800;
            font-size: 0.9rem;
            color: var(--primary);
            min-width: 80px;
            flex-shrink: 0;
        }

        .calendar-item .cal-event {
            flex: 1;
            font-weight: 600;
            font-size: 0.9rem;
        }

        .calendar-item .cal-tag {
            font-size: 0.75rem;
            padding: 4px 10px;
            border-radius: 12px;
            font-weight: 600;
            flex-shrink: 0;
        }

        .tag-upcoming {
            background: #fff3cd;
            color: #856404;
        }
        .tag-ongoing {
            background: #d4edda;
            color: #155724;
        }
        .tag-finished {
            background: #e2e3e5;
            color: #555;
        }

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

        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item summary {
            padding: var(--space-md) var(--space-lg);
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: var(--space-md);
            user-select: none;
            list-style: none;
            color: var(--text-primary);
            transition: color var(--transition-fast);
        }

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

        .faq-item summary::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 0.8rem;
            color: var(--text-weak);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }

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

        .faq-item[open] summary {
            color: var(--primary);
        }

        .faq-item .faq-answer {
            padding: 0 var(--space-lg) var(--space-md);
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.8;
        }

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

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--bg-dark), var(--bg-darker));
            color: #fff;
            text-align: center;
            padding: var(--space-3xl) 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -30%;
            width: 80%;
            height: 200%;
            background: radial-gradient(ellipse, rgba(230, 57, 70, 0.2) 0%, transparent 70%);
            z-index: 1;
            pointer-events: none;
        }

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

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 900;
            letter-spacing: -0.3px;
            margin-bottom: var(--space-sm);
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: var(--space-lg);
            font-size: 1rem;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #fff;
            padding: 14px 32px;
            border-radius: 28px;
            font-weight: 800;
            font-size: 1.05rem;
            letter-spacing: 0.5px;
            transition: all var(--transition-base);
            box-shadow: 0 8px 28px rgba(247, 127, 0, 0.4);
        }

        .btn-cta-large:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 36px rgba(247, 127, 0, 0.55);
            background: #ff8c1a;
        }

        .btn-cta-large:active {
            transform: translateY(0);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--bg-darker);
            color: #fff;
            padding: var(--space-2xl) 0 var(--space-md);
        }

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

        .footer-brand {
            font-size: 1.3rem;
            font-weight: 800;
            margin-bottom: var(--space-sm);
            letter-spacing: -0.3px;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            margin-bottom: var(--space-sm);
            color: rgba(255, 255, 255, 0.75);
            letter-spacing: 0.5px;
            text-transform: uppercase;
        }

        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.85rem;
            padding: 4px 0;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: var(--space-md);
            text-align: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.35);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .nav-links a {
                padding: 6px 10px;
                font-size: 0.82rem;
                gap: 3px;
            }
            .nav-links a .nav-icon {
                font-size: 0.75rem;
            }
            .header-logo {
                font-size: 1.15rem;
            }
            .header-logo .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 0.9rem;
            }
            .btn-nav-cta {
                padding: 8px 15px;
                font-size: 0.82rem;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--space-lg);
            }
            .page-banner h1 {
                font-size: 2.2rem;
            }
            .live-grid {
                grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 56px;
            }
            .site-header .nav-links {
                display: none;
            }
            .header-logo {
                font-size: 1.05rem;
            }
            .header-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.8rem;
            }
            .btn-nav-cta {
                padding: 7px 14px;
                font-size: 0.78rem;
            }
            .bottom-tab-nav {
                display: block;
            }
            body {
                padding-bottom: var(--bottom-tab-height);
            }
            .site-footer {
                padding-bottom: calc(var(--bottom-tab-height) + var(--space-md));
            }
            .page-banner {
                padding: var(--space-2xl) 0;
            }
            .page-banner h1 {
                font-size: 1.8rem;
            }
            .page-banner .banner-desc {
                font-size: 0.9rem;
            }
            .page-banner .banner-stats {
                gap: var(--space-md);
            }
            .page-banner .stat-num {
                font-size: 1.5rem;
            }
            .section {
                padding: var(--space-xl) 0;
            }
            .section-header h2 {
                font-size: 1.55rem;
            }
            .live-grid {
                grid-template-columns: 1fr;
                gap: var(--space-md);
            }
            .replay-grid {
                grid-template-columns: 1fr;
                gap: var(--space-md);
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--space-sm);
            }
            .stat-card {
                padding: var(--space-md);
            }
            .stat-card .stat-value {
                font-size: 1.6rem;
            }
            .upcoming-item {
                flex-direction: column;
                align-items: flex-start;
                gap: var(--space-sm);
            }
            .upcoming-item .time-block {
                min-width: auto;
                display: flex;
                gap: var(--space-sm);
                align-items: center;
            }
            .calendar-item {
                flex-direction: column;
                align-items: flex-start;
                gap: var(--space-xs);
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--space-md);
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .btn-cta-large {
                padding: 12px 24px;
                font-size: 0.95rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: var(--space-sm);
                padding-right: var(--space-sm);
            }
            .page-banner h1 {
                font-size: 1.45rem;
            }
            .page-banner .banner-desc {
                font-size: 0.82rem;
            }
            .page-banner .banner-stats {
                gap: var(--space-sm);
            }
            .page-banner .stat-num {
                font-size: 1.25rem;
            }
            .page-banner .stat-label {
                font-size: 0.7rem;
            }
            .section-header h2 {
                font-size: 1.35rem;
            }
            .live-card .card-img-wrap {
                height: 160px;
            }
            .replay-card .replay-thumb {
                height: 140px;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: var(--space-xs);
            }
            .stat-card .stat-value {
                font-size: 1.3rem;
            }
            .stat-card .stat-icon {
                font-size: 1.5rem;
            }
            .btn-sm {
                padding: 6px 14px;
                font-size: 0.78rem;
            }
            .faq-item summary {
                padding: var(--space-sm) var(--space-md);
                font-size: 0.9rem;
            }
            .faq-item .faq-answer {
                padding: 0 var(--space-md) var(--space-sm);
                font-size: 0.82rem;
            }
            .bottom-tab-nav .tab-item {
                font-size: 0.6rem;
            }
            .bottom-tab-nav .tab-item i {
                font-size: 1.1rem;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #5B4DE8;
            --primary-dark: #4839C8;
            --primary-light: #EDEBFC;
            --accent: #FF5E5B;
            --accent-hover: #E84D4A;
            --gold: #F7B731;
            --gold-light: #FFF3D6;
            --bg: #F8F9FC;
            --bg-white: #FFFFFF;
            --bg-dark: #1B1C2E;
            --bg-dark-2: #252740;
            --text: #1E2040;
            --text-secondary: #5A5D7A;
            --text-muted: #8B8EA8;
            --text-light: #B0B3C5;
            --border: #E8EAF2;
            --border-light: #F0F2F8;
            --shadow-sm: 0 2px 8px rgba(30, 32, 64, 0.06);
            --shadow: 0 4px 20px rgba(30, 32, 64, 0.08);
            --shadow-md: 0 8px 32px rgba(30, 32, 64, 0.10);
            --shadow-lg: 0 16px 48px rgba(30, 32, 64, 0.12);
            --shadow-xl: 0 24px 60px rgba(30, 32, 64, 0.15);
            --radius-xs: 6px;
            --radius-sm: 10px;
            --radius: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --radius-full: 50%;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            --container-max: 1240px;
            --header-height: 72px;
            --bottom-nav-height: 64px;
        }

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

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            min-height: 100vh;
            padding-bottom: 0;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
            transition: var(--transition);
        }
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            font-weight: 700;
            color: var(--text);
        }
        h1 {
            font-size: 2.6rem;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 2rem;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 1.35rem;
        }
        h4 {
            font-size: 1.1rem;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 28px;
        }

        /* ========== HEADER ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            height: var(--header-height);
            display: flex;
            align-items: center;
            transition: var(--transition);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 24px;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.35rem;
            color: var(--text);
            white-space: nowrap;
            flex-shrink: 0;
            text-decoration: none;
            transition: var(--transition);
        }
        .header-logo:hover {
            color: var(--primary);
            transform: translateY(-1px);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), #7B6EF0);
            color: #fff;
            border-radius: var(--radius-sm);
            font-weight: 900;
            font-size: 1.1rem;
            letter-spacing: -0.03em;
            box-shadow: 0 4px 14px rgba(91, 77, 232, 0.3);
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
        }
        .nav-links a {
            display: flex;
            align-items: center;
            gap: 5px;
            padding: 8px 14px;
            border-radius: var(--radius-xs);
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-secondary);
            white-space: nowrap;
            transition: var(--transition);
            position: relative;
            letter-spacing: 0.01em;
        }
        .nav-links a:hover {
            color: var(--primary);
            background: var(--primary-light);
        }
        .nav-links a.active {
            color: var(--primary);
            background: var(--primary-light);
            font-weight: 700;
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 3px;
        }
        .nav-icon {
            font-size: 0.85rem;
            opacity: 0.8;
        }
        .header-cta {
            flex-shrink: 0;
        }
        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            background: linear-gradient(135deg, var(--accent), #FF7B78);
            color: #fff;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.9rem;
            white-space: nowrap;
            box-shadow: 0 4px 16px rgba(255, 94, 91, 0.35);
            transition: var(--transition);
            letter-spacing: 0.02em;
        }
        .btn-nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 94, 91, 0.45);
            color: #fff;
            background: linear-gradient(135deg, var(--accent-hover), #FF6B68);
        }

        /* ========== MOBILE BOTTOM NAV ========== */
        .mobile-bottom-nav {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 1001;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-top: 1px solid var(--border);
            box-shadow: 0 -4px 20px rgba(30, 32, 64, 0.10);
            height: var(--bottom-nav-height);
            padding: 0 8px;
            display: none;
            justify-content: space-around;
            align-items: center;
            gap: 2px;
        }
        .mobile-bottom-nav a {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 3px;
            flex: 1;
            min-width: 0;
            padding: 6px 4px;
            border-radius: var(--radius-xs);
            color: var(--text-muted);
            font-size: 0.68rem;
            font-weight: 500;
            transition: var(--transition);
            text-align: center;
            letter-spacing: 0.02em;
        }
        .mobile-bottom-nav a i {
            font-size: 1.25rem;
            transition: var(--transition);
        }
        .mobile-bottom-nav a.active {
            color: var(--primary);
            font-weight: 700;
        }
        .mobile-bottom-nav a.active i {
            color: var(--primary);
            transform: scale(1.1);
        }
        .mobile-bottom-nav a:hover {
            color: var(--primary);
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            position: relative;
            background: var(--bg-dark);
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            min-height: 320px;
            display: flex;
            align-items: center;
            overflow: hidden;
            isolation: isolate;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(27, 28, 46, 0.88) 0%, rgba(27, 28, 46, 0.72) 40%, rgba(91, 77, 232, 0.55) 100%);
            z-index: 1;
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
            display: flex;
            flex-direction: column;
            gap: 12px;
            padding-top: 40px;
            padding-bottom: 40px;
        }
        .page-banner .banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            padding: 8px 16px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            width: fit-content;
            letter-spacing: 0.03em;
            backdrop-filter: blur(6px);
        }
        .page-banner h1 {
            color: #fff;
            font-size: 2.8rem;
            font-weight: 800;
            letter-spacing: -0.03em;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
            line-height: 1.2;
        }
        .page-banner .banner-desc {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.1rem;
            max-width: 600px;
            line-height: 1.7;
        }
        .breadcrumb-trail {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.85rem;
            flex-wrap: wrap;
        }
        .breadcrumb-trail a {
            color: rgba(255, 255, 255, 0.85);
            transition: var(--transition);
        }
        .breadcrumb-trail a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .breadcrumb-trail .sep {
            opacity: 0.5;
            font-size: 0.7rem;
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: 64px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 44px;
        }
        .section-header .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--primary);
            background: var(--primary-light);
            padding: 6px 16px;
            border-radius: 50px;
            margin-bottom: 12px;
        }
        .section-header h2 {
            font-size: 2rem;
            margin-bottom: 8px;
            letter-spacing: -0.02em;
        }
        .section-header .section-subtitle {
            color: var(--text-muted);
            font-size: 0.95rem;
            max-width: 500px;
            margin: 0 auto;
        }
        .section-alt {
            background: var(--bg-white);
        }
        .section-dark {
            background: var(--bg-dark);
            color: #fff;
        }
        .section-dark h2,
        .section-dark h3,
        .section-dark h4 {
            color: #fff;
        }
        .section-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.65);
        }
        .section-dark .section-label {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
        }

        /* ========== CARDS ========== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 24px;
        }
        .card-grid.cols-3 {
            grid-template-columns: repeat(3, 1fr);
        }
        .card-grid.cols-2 {
            grid-template-columns: repeat(2, 1fr);
        }
        .card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition-slow);
            border: 1px solid var(--border-light);
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .card-img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            display: block;
            background: #e8eaf2;
        }
        .card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .card-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            line-height: 1.4;
            letter-spacing: -0.01em;
        }
        .card-body p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.6;
            flex: 1;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .card-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .card-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 50px;
            background: var(--primary-light);
            color: var(--primary);
            letter-spacing: 0.03em;
            width: fit-content;
        }
        .card-tag.hot {
            background: #FFF0F0;
            color: var(--accent);
        }
        .card-tag.new {
            background: #EFFAF5;
            color: #10B981;
        }
        .card-tag.gold {
            background: var(--gold-light);
            color: #C7850A;
        }
        .btn-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--primary);
            transition: var(--transition);
            margin-top: auto;
            letter-spacing: 0.02em;
        }
        .btn-card-link:hover {
            color: var(--primary-dark);
            gap: 10px;
        }
        .btn-card-link i {
            font-size: 0.75rem;
            transition: var(--transition);
        }

        /* ========== ARTICLE LIST ========== */
        .article-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            background: var(--bg-white);
            border: 1px solid var(--border-light);
        }
        .article-item {
            display: flex;
            align-items: flex-start;
            gap: 20px;
            padding: 20px 24px;
            border-bottom: 1px solid var(--border-light);
            transition: var(--transition);
            cursor: pointer;
            text-decoration: none;
            color: inherit;
        }
        .article-item:last-child {
            border-bottom: none;
        }
        .article-item:hover {
            background: #FAFBFF;
        }
        .article-item .article-thumb {
            width: 120px;
            height: 80px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
            background: #e8eaf2;
        }
        .article-item .article-info {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .article-item .article-info h4 {
            font-size: 1rem;
            font-weight: 700;
            line-height: 1.4;
            letter-spacing: -0.01em;
        }
        .article-item .article-info .article-excerpt {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-item .article-meta-row {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 0.78rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        /* ========== VIDEO CARDS ========== */
        .video-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition-slow);
            border: 1px solid var(--border-light);
            background: var(--bg-white);
        }
        .video-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .video-card .video-thumb-wrap {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }
        .video-card .video-thumb-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-slow);
        }
        .video-card:hover .video-thumb-wrap img {
            transform: scale(1.04);
        }
        .video-play-overlay {
            position: absolute;
            inset: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(0, 0, 0, 0.25);
            transition: var(--transition);
        }
        .video-play-overlay .play-circle {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-full);
            background: rgba(255, 255, 255, 0.9);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 1.3rem;
            transition: var(--transition);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
        }
        .video-card:hover .play-circle {
            background: #fff;
            transform: scale(1.1);
            color: var(--accent-hover);
        }
        .video-card .video-body {
            padding: 16px 18px;
        }
        .video-card .video-body h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 4px;
            letter-spacing: -0.01em;
        }
        .video-card .video-body .video-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow);
        }
        .faq-item summary {
            padding: 18px 22px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            letter-spacing: -0.01em;
            color: var(--text);
            transition: var(--transition);
            user-select: none;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: var(--radius-full);
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 0.75rem;
            transition: var(--transition);
        }
        .faq-item[open] summary {
            color: var(--primary);
        }
        .faq-item[open] summary .faq-icon {
            background: var(--primary);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-item .faq-answer {
            padding: 0 22px 20px;
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.75;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            padding: 60px 0;
            text-align: center;
            background: linear-gradient(135deg, var(--primary), #7B6EF0);
            color: #fff;
            border-radius: 0;
            position: relative;
            overflow: hidden;
            isolation: isolate;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(255, 255, 255, 0.08) 0%, transparent 60%);
            z-index: 1;
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            color: #fff;
            font-size: 2rem;
            letter-spacing: -0.02em;
            margin-bottom: 10px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1rem;
            max-width: 500px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }
        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 36px;
            background: #fff;
            color: var(--primary);
            font-weight: 700;
            font-size: 1rem;
            border-radius: 50px;
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.2);
            transition: var(--transition);
            letter-spacing: 0.02em;
        }
        .btn-cta-large:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 36px rgba(0, 0, 0, 0.28);
            color: var(--primary-dark);
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 12px 28px;
            border: 2px solid rgba(255, 255, 255, 0.5);
            color: #fff;
            font-weight: 600;
            border-radius: 50px;
            transition: var(--transition);
            letter-spacing: 0.02em;
            margin-left: 12px;
        }
        .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
        }

        /* ========== STATS ROW ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }
        .stat-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .stat-card .stat-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.03em;
            line-height: 1;
        }
        .stat-card .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 6px;
            font-weight: 500;
        }

        /* ========== BUTTONS ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 22px;
            font-weight: 700;
            font-size: 0.9rem;
            border-radius: 50px;
            letter-spacing: 0.02em;
            transition: var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(91, 77, 232, 0.3);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 22px rgba(91, 77, 232, 0.4);
            color: #fff;
        }
        .btn-outline {
            border: 2px solid var(--border);
            color: var(--text);
            background: transparent;
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--bg-dark);
            color: #fff;
            padding: 48px 0 28px;
            margin-bottom: 0;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 32px;
        }
        .site-footer .footer-brand {
            font-size: 1.3rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 10px;
        }
        .site-footer h4 {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
            text-transform: uppercase;
            opacity: 0.8;
        }
        .site-footer a {
            display: block;
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.85rem;
            padding: 5px 0;
            transition: var(--transition);
            text-decoration: none;
        }
        .site-footer a:hover {
            color: #fff;
            padding-left: 4px;
        }
        .site-footer .footer-bottom {
            margin-top: 36px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            text-align: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .container {
                padding: 0 20px;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            .page-banner h1 {
                font-size: 2.2rem;
            }
            .page-banner {
                min-height: 260px;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .card-grid.cols-3 {
                grid-template-columns: repeat(2, 1fr);
            }
            .card-grid.cols-2 {
                grid-template-columns: 1fr 1fr;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .nav-links a {
                padding: 6px 10px;
                font-size: 0.82rem;
                gap: 3px;
            }
            .nav-icon {
                font-size: 0.75rem;
            }
            .header-logo {
                font-size: 1.15rem;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 0.95rem;
            }
            .btn-nav-cta {
                padding: 8px 16px;
                font-size: 0.82rem;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 60px;
                --bottom-nav-height: 60px;
            }
            body {
                padding-bottom: calc(var(--bottom-nav-height) + 8px);
            }
            .container {
                padding: 0 16px;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.15rem;
            }
            .page-banner {
                min-height: 220px;
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
            .page-banner .banner-desc {
                font-size: 0.9rem;
            }
            .page-banner .container {
                padding-top: 28px;
                padding-bottom: 28px;
            }
            .section {
                padding: 40px 0;
            }
            .section-header {
                margin-bottom: 28px;
            }
            .section-header h2 {
                font-size: 1.4rem;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .stat-card {
                padding: 18px 12px;
            }
            .stat-card .stat-number {
                font-size: 1.6rem;
            }
            .card-grid {
                grid-template-columns: 1fr !important;
                gap: 16px;
            }
            .card-grid.cols-3,
            .card-grid.cols-2 {
                grid-template-columns: 1fr !important;
            }
            .article-item {
                flex-direction: column;
                gap: 12px;
                padding: 16px;
            }
            .article-item .article-thumb {
                width: 100%;
                height: 140px;
                aspect-ratio: 16 / 9;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .site-footer {
                padding: 32px 0 20px;
                margin-bottom: var(--bottom-nav-height);
            }
            .cta-section {
                padding: 40px 0;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .btn-outline-light {
                margin-left: 0;
                margin-top: 10px;
            }
            /* Mobile nav */
            .nav-links {
                display: none !important;
            }
            .header-cta {
                display: none !important;
            }
            .site-header .container {
                justify-content: center;
            }
            .mobile-bottom-nav {
                display: flex !important;
            }
            .video-card .play-circle {
                width: 40px;
                height: 40px;
                font-size: 1rem;
            }
            .faq-item summary {
                padding: 14px 16px;
                font-size: 0.9rem;
            }
            .faq-item .faq-answer {
                padding: 0 16px 16px;
                font-size: 0.85rem;
            }
        }

        @media (max-width: 520px) {
            .page-banner {
                min-height: 180px;
            }
            .page-banner h1 {
                font-size: 1.4rem;
            }
            .page-banner .banner-desc {
                font-size: 0.82rem;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .stat-card .stat-number {
                font-size: 1.3rem;
            }
            .stat-card .stat-label {
                font-size: 0.75rem;
            }
            .btn-cta-large {
                padding: 12px 24px;
                font-size: 0.9rem;
            }
            .btn-outline-light {
                padding: 10px 20px;
                font-size: 0.85rem;
            }
            .mobile-bottom-nav a {
                font-size: 0.6rem;
                padding: 4px 2px;
            }
            .mobile-bottom-nav a i {
                font-size: 1.1rem;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #6C3CE1;
            --primary-dark: #5630B8;
            --primary-light: #8B5CF6;
            --primary-soft: #EDE9FE;
            --accent: #FF6B5B;
            --accent-soft: #FFF0EE;
            --gold: #F0A028;
            --gold-soft: #FFF8ED;
            --success: #10B981;
            --success-soft: #ECFDF5;
            --info: #3B82F6;
            --info-soft: #EFF6FF;
            --bg: #F8F7FC;
            --bg-card: #FFFFFF;
            --bg-dark: #1A1530;
            --bg-dark-secondary: #241E3D;
            --text: #1E1B2E;
            --text-secondary: #5A5570;
            --text-muted: #8C88A0;
            --text-light: #B5B1C4;
            --border: #E4E1F0;
            --border-light: #F0EDF8;
            --shadow-sm: 0 1px 3px rgba(30, 27, 46, 0.06), 0 1px 2px rgba(30, 27, 46, 0.04);
            --shadow-md: 0 4px 16px rgba(30, 27, 46, 0.08), 0 2px 6px rgba(30, 27, 46, 0.04);
            --shadow-lg: 0 12px 32px rgba(30, 27, 46, 0.10), 0 4px 12px rgba(30, 27, 46, 0.05);
            --shadow-xl: 0 20px 48px rgba(30, 27, 46, 0.14), 0 8px 18px rgba(30, 27, 46, 0.06);
            --radius-xs: 6px;
            --radius-sm: 10px;
            --radius-md: 14px;
            --radius-lg: 18px;
            --radius-xl: 22px;
            --radius-2xl: 28px;
            --radius-full: 50%;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.38s ease;
            --font-sans: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, 'Segoe UI', sans-serif;
            --max-width: 1240px;
            --header-height: 68px;
            --bottom-tab-height: 60px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            padding-bottom: 0;
            overflow-x: hidden;
        }

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

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

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

        ul,
        ol {
            list-style: none;
        }

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            height: var(--header-height);
            display: flex;
            align-items: center;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            height: 100%;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--text);
            white-space: nowrap;
            flex-shrink: 0;
            transition: opacity var(--transition-fast);
        }
        .header-logo:hover {
            opacity: 0.82;
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            border-radius: var(--radius-sm);
            font-weight: 800;
            font-size: 0.95rem;
            letter-spacing: -0.5px;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
        }
        .nav-links a {
            display: flex;
            align-items: center;
            gap: 5px;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-links a:hover {
            color: var(--primary);
            background: var(--primary-soft);
        }
        .nav-links a.active {
            color: var(--primary);
            background: var(--primary-soft);
            font-weight: 600;
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }
        .nav-icon {
            font-size: 0.85rem;
            opacity: 0.8;
        }

        .header-cta {
            flex-shrink: 0;
        }
        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 18px;
            background: var(--accent);
            color: #fff;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            white-space: nowrap;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 10px rgba(255, 107, 91, 0.3);
        }
        .btn-nav-cta:hover {
            background: #E85A4C;
            box-shadow: 0 4px 16px rgba(255, 107, 91, 0.4);
            transform: translateY(-1px);
        }
        .btn-nav-cta:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(255, 107, 91, 0.3);
        }

        /* Mobile Menu Toggle */
        .menu-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            color: var(--text);
            font-size: 1.4rem;
            line-height: 1;
            border-radius: var(--radius-xs);
            transition: background var(--transition-fast);
        }
        .menu-toggle:hover {
            background: var(--border-light);
        }

        /* Bottom Tab Navigation - Mobile */
        .bottom-tab-nav {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-top: 1px solid var(--border-light);
            box-shadow: 0 -2px 16px rgba(30, 27, 46, 0.08);
            height: var(--bottom-tab-height);
            padding: 0 4px;
            padding-bottom: env(safe-area-inset-bottom, 0);
            display: none;
            justify-content: space-around;
            align-items: center;
        }
        .bottom-tab-nav a {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 2px;
            flex: 1;
            height: 100%;
            font-size: 0.7rem;
            font-weight: 500;
            color: var(--text-muted);
            border-radius: var(--radius-xs);
            transition: all var(--transition-fast);
            padding: 4px 2px;
            position: relative;
        }
        .bottom-tab-nav a i {
            font-size: 1.15rem;
            transition: transform var(--transition-fast);
        }
        .bottom-tab-nav a.active {
            color: var(--primary);
            font-weight: 600;
        }
        .bottom-tab-nav a.active i {
            transform: scale(1.1);
        }
        .bottom-tab-nav a.active::before {
            content: '';
            position: absolute;
            top: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 22px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }
        .bottom-tab-nav a:active {
            background: var(--primary-soft);
        }

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

        /* Section Spacing */
        .section {
            padding: 56px 0;
        }
        .section-sm {
            padding: 36px 0;
        }
        .section-lg {
            padding: 72px 0;
        }

        /* Section Header */
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-header .section-tag {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-soft);
            padding: 5px 14px;
            border-radius: 20px;
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }
        .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.3;
            margin-bottom: 8px;
        }
        .section-header .section-desc {
            font-size: 1rem;
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.6;
        }

        /* Hero Banner */
        .hero-banner {
            position: relative;
            padding: 80px 0 90px;
            background: linear-gradient(160deg, #1A1530 0%, #241E3D 40%, #1E1840 100%);
            overflow: hidden;
            color: #fff;
        }
        .hero-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.25;
            z-index: 0;
        }
        .hero-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: linear-gradient(to top, var(--bg) 0%, transparent 100%);
            z-index: 1;
        }
        .hero-banner .container {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 40px;
            flex-wrap: wrap;
        }
        .hero-content {
            flex: 1 1 420px;
            min-width: 280px;
        }
        .hero-content .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 18px;
            backdrop-filter: blur(4px);
        }
        .hero-content h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 14px;
            letter-spacing: -0.5px;
        }
        .hero-content h1 .highlight {
            color: var(--gold);
        }
        .hero-content .hero-desc {
            font-size: 1.08rem;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.7;
            margin-bottom: 24px;
            max-width: 520px;
        }
        .hero-content .hero-stats {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
        }
        .hero-stat-item {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .hero-stat-item .stat-num {
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            line-height: 1.1;
        }
        .hero-stat-item .stat-label {
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.6);
        }
        .hero-visual {
            flex: 0 0 340px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .hero-visual img {
            border-radius: var(--radius-lg);
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
            max-width: 100%;
            border: 3px solid rgba(255, 255, 255, 0.15);
        }

        /* Category Cards Grid */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 20px;
        }
        .category-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-base);
            cursor: pointer;
            display: flex;
            flex-direction: column;
            border: 1px solid var(--border-light);
        }
        .category-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-xl);
            border-color: var(--primary-soft);
        }
        .category-card .card-img-wrap {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
        }
        .category-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .category-card:hover .card-img-wrap img {
            transform: scale(1.06);
        }
        .category-card .card-img-wrap .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary);
            color: #fff;
            padding: 4px 12px;
            border-radius: 14px;
            font-size: 0.78rem;
            font-weight: 600;
            z-index: 1;
        }
        .category-card .card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .category-card .card-body h3 {
            font-size: 1.12rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.35;
        }
        .category-card .card-body p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.55;
            flex: 1;
        }
        .category-card .card-body .card-meta {
            font-size: 0.82rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .category-card .card-body .card-link {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            color: var(--primary);
            font-weight: 600;
            font-size: 0.9rem;
            transition: gap var(--transition-fast);
        }
        .category-card:hover .card-body .card-link {
            gap: 8px;
        }

        /* Article List */
        .article-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .article-item {
            display: flex;
            gap: 18px;
            align-items: flex-start;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .article-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--primary-soft);
            transform: translateX(2px);
        }
        .article-item .article-thumb {
            flex-shrink: 0;
            width: 120px;
            height: 80px;
            border-radius: var(--radius-sm);
            overflow: hidden;
        }
        .article-item .article-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-base);
        }
        .article-item:hover .article-thumb img {
            transform: scale(1.08);
        }
        .article-item .article-info {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .article-item .article-info h4 {
            font-size: 1.02rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-item .article-info .article-excerpt {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-item .article-info .article-meta-row {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .article-item .article-info .article-tag {
            display: inline-block;
            background: var(--primary-soft);
            color: var(--primary);
            padding: 2px 10px;
            border-radius: 10px;
            font-size: 0.75rem;
            font-weight: 600;
        }

        /* Tips Highlight Section */
        .tips-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 20px;
        }
        .tip-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 26px 22px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-light);
            text-align: center;
            transition: all var(--transition-base);
        }
        .tip-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-xl);
            border-color: var(--primary-soft);
        }
        .tip-card .tip-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 1.5rem;
        }
        .tip-card .tip-icon.purple {
            background: var(--primary-soft);
            color: var(--primary);
        }
        .tip-card .tip-icon.coral {
            background: var(--accent-soft);
            color: var(--accent);
        }
        .tip-card .tip-icon.gold {
            background: var(--gold-soft);
            color: var(--gold);
        }
        .tip-card .tip-icon.green {
            background: var(--success-soft);
            color: var(--success);
        }
        .tip-card .tip-icon.blue {
            background: var(--info-soft);
            color: var(--info);
        }
        .tip-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 6px;
        }
        .tip-card p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.55;
        }

        /* Featured Content Block */
        .featured-block {
            background: var(--bg-card);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            display: flex;
            flex-wrap: wrap;
            border: 1px solid var(--border-light);
        }
        .featured-block .featured-img {
            flex: 1 1 380px;
            min-width: 280px;
            aspect-ratio: 4 / 3;
            overflow: hidden;
        }
        .featured-block .featured-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .featured-block .featured-content {
            flex: 1 1 340px;
            min-width: 280px;
            padding: 36px 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 12px;
        }
        .featured-block .featured-content .feat-tag {
            display: inline-block;
            background: var(--accent-soft);
            color: var(--accent);
            padding: 4px 14px;
            border-radius: 14px;
            font-size: 0.8rem;
            font-weight: 700;
            width: fit-content;
        }
        .featured-block .featured-content h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.35;
        }
        .featured-block .featured-content p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.65;
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            border: 2px solid var(--primary);
            color: var(--primary);
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
            cursor: pointer;
            width: fit-content;
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(108, 60, 225, 0.3);
        }
        .btn-solid {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 11px 22px;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.92rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            box-shadow: 0 4px 14px rgba(108, 60, 225, 0.25);
        }
        .btn-solid:hover {
            background: var(--primary-dark);
            box-shadow: 0 6px 20px rgba(108, 60, 225, 0.4);
            transform: translateY(-1px);
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-sm);
        }
        .faq-item:hover {
            border-color: var(--primary-soft);
            box-shadow: var(--shadow-md);
        }
        .faq-item .faq-question {
            padding: 18px 22px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text);
            user-select: none;
            transition: color var(--transition-fast);
        }
        .faq-item .faq-question:hover {
            color: var(--primary);
        }
        .faq-item .faq-question .faq-icon {
            flex-shrink: 0;
            transition: transform var(--transition-fast);
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base), padding var(--transition-base);
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 22px 18px;
        }
        .faq-item .faq-answer p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(150deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 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: 200px;
            height: 200px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -30px;
            left: -30px;
            width: 140px;
            height: 140px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section .container-cta {
            position: relative;
            z-index: 1;
            max-width: 640px;
            margin: 0 auto;
        }
        .cta-section h3 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 10px;
            line-height: 1.3;
        }
        .cta-section p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 22px;
            line-height: 1.6;
        }
        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 30px;
            background: #fff;
            color: var(--primary);
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 1rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
        }
        .btn-cta-large:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
            background: #fefefe;
        }
        .btn-cta-large:active {
            transform: translateY(0);
        }

        /* Breadcrumb */
        .breadcrumb-row {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            color: var(--text-muted);
            padding: 16px 0;
            flex-wrap: wrap;
        }
        .breadcrumb-row a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }
        .breadcrumb-row a:hover {
            color: var(--primary);
        }
        .breadcrumb-row .sep {
            color: var(--text-light);
            font-size: 0.7rem;
        }
        .breadcrumb-row .current {
            color: var(--primary);
            font-weight: 600;
        }

        /* Footer */
        .site-footer {
            background: var(--bg-dark);
            color: #fff;
            padding: 48px 0 20px;
            margin-top: 20px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-col {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-brand {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 4px;
            color: #fff;
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 4px;
            color: rgba(255, 255, 255, 0.85);
        }
        .footer-col a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .footer-col a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 16px;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-banner {
                padding: 56px 0 64px;
            }
            .hero-content h1 {
                font-size: 2.1rem;
            }
            .hero-visual {
                flex: 0 0 260px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr 1fr;
            }
            .footer-grid .footer-col:first-child {
                grid-column: 1 / -1;
            }
            .nav-links a {
                padding: 7px 10px;
                font-size: 0.84rem;
            }
        }

        @media (max-width: 768px) {
            .site-header {
                height: 56px;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(16px);
                flex-direction: column;
                padding: 12px 16px;
                gap: 2px;
                border-bottom: 1px solid var(--border-light);
                box-shadow: var(--shadow-lg);
                z-index: 998;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                width: 100%;
                padding: 11px 14px;
                border-radius: var(--radius-sm);
                font-size: 0.95rem;
            }
            .nav-links a.active::after {
                display: none;
            }
            .header-cta {
                display: none;
            }
            .menu-toggle {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .bottom-tab-nav {
                display: flex;
            }
            body {
                padding-bottom: var(--bottom-tab-height);
            }
            .hero-banner {
                padding: 44px 0 50px;
            }
            .hero-banner .container {
                flex-direction: column;
                gap: 24px;
            }
            .hero-content h1 {
                font-size: 1.7rem;
            }
            .hero-content .hero-desc {
                font-size: 0.95rem;
            }
            .hero-visual {
                flex: 0 0 auto;
                width: 100%;
                max-width: 300px;
            }
            .hero-stat-item .stat-num {
                font-size: 1.4rem;
            }
            .category-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .tips-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .article-item {
                flex-direction: column;
                gap: 10px;
            }
            .article-item .article-thumb {
                width: 100%;
                height: 160px;
            }
            .featured-block {
                flex-direction: column;
            }
            .featured-block .featured-img {
                aspect-ratio: 16 / 9;
            }
            .featured-block .featured-content {
                padding: 24px 18px;
            }
            .featured-block .featured-content h3 {
                font-size: 1.25rem;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .cta-section {
                padding: 32px 20px;
                border-radius: var(--radius-lg);
            }
            .cta-section h3 {
                font-size: 1.4rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .footer-grid .footer-col:first-child {
                grid-column: 1 / -1;
            }
            .section {
                padding: 36px 0;
            }
            .section-lg {
                padding: 48px 0;
            }
            .container {
                padding: 0 16px;
            }
        }

        @media (max-width: 520px) {
            .category-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .tips-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .hero-content h1 {
                font-size: 1.45rem;
            }
            .hero-content .hero-stats {
                gap: 16px;
            }
            .hero-stat-item .stat-num {
                font-size: 1.2rem;
            }
            .hero-banner {
                padding: 32px 0 40px;
            }
            .section-header h2 {
                font-size: 1.3rem;
            }
            .section-header .section-desc {
                font-size: 0.88rem;
            }
            .category-card .card-body h3 {
                font-size: 1rem;
            }
            .faq-item .faq-question {
                font-size: 0.92rem;
                padding: 14px 16px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 14px;
            }
            .faq-item .faq-answer p {
                font-size: 0.85rem;
            }
            .btn-cta-large {
                padding: 11px 22px;
                font-size: 0.9rem;
            }
            .bottom-tab-nav a {
                font-size: 0.65rem;
            }
            .bottom-tab-nav a i {
                font-size: 1rem;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #FF4757;
            --primary-hover: #E84142;
            --primary-light: #FF6B7A;
            --primary-pale: #FFF0F2;
            --secondary: #2D3436;
            --accent: #FFD93D;
            --accent-hover: #F0C800;
            --bg: #F7F8FA;
            --bg-white: #FFFFFF;
            --bg-light: #F0F2F5;
            --text: #2D3436;
            --text-secondary: #636E72;
            --text-muted: #9CA3AF;
            --text-white: #FFFFFF;
            --border: #E5E7EB;
            --border-light: #F1F3F4;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
            --transition: 0.2s ease;
            --transition-slow: 0.35s ease;
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', -apple-system, BlinkMacSystemFont, sans-serif;
            --container-max: 1200px;
            --header-height: 72px;
            --bottom-nav-height: 60px;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            min-height: 100vh;
            padding-top: var(--header-height);
        }

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

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

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

        input,
        textarea {
            font-family: inherit;
            outline: none;
        }

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

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-light);
            height: var(--header-height);
            box-shadow: var(--shadow-xs);
            transition: box-shadow var(--transition);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.3rem;
            color: var(--secondary);
            flex-shrink: 0;
            transition: opacity var(--transition);
        }

        .header-logo:hover {
            opacity: 0.8;
        }

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            font-weight: 800;
            font-size: 0.95rem;
            border-radius: var(--radius-sm);
            letter-spacing: -0.5px;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
        }

        .nav-links a {
            display: flex;
            align-items: center;
            gap: 5px;
            padding: 8px 14px;
            border-radius: var(--radius);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
            transition: all var(--transition);
            position: relative;
        }

        .nav-links a:hover {
            color: var(--primary);
            background: var(--primary-pale);
        }

        .nav-links a.active {
            color: var(--primary);
            background: var(--primary-pale);
            font-weight: 600;
        }

        .nav-links a .nav-icon {
            font-size: 0.85rem;
            width: 18px;
            text-align: center;
        }

        .header-cta {
            flex-shrink: 0;
        }

        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            border-radius: var(--radius);
            white-space: nowrap;
            transition: all var(--transition);
            box-shadow: 0 2px 10px rgba(255, 71, 87, 0.3);
        }

        .btn-nav-cta:hover {
            background: var(--primary-hover);
            box-shadow: 0 4px 18px rgba(255, 71, 87, 0.4);
            transform: translateY(-1px);
            color: #fff;
        }

        .btn-nav-cta:active {
            transform: scale(0.97);
        }

        /* Mobile Nav Toggle */
        .mobile-nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--secondary);
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }

        .mobile-nav-toggle:hover {
            background: var(--bg-light);
        }

        /* Bottom Mobile Nav */
        .bottom-mobile-nav {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-top: 1px solid var(--border-light);
            height: var(--bottom-nav-height);
            box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.06);
            padding: 0 8px;
        }

        .bottom-mobile-nav .bottom-nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-around;
            height: 100%;
            max-width: 500px;
            margin: 0 auto;
        }

        .bottom-mobile-nav a {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 3px;
            font-size: 0.7rem;
            font-weight: 500;
            color: var(--text-muted);
            padding: 4px 6px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            min-width: 50px;
        }

        .bottom-mobile-nav a i {
            font-size: 1.1rem;
            transition: color var(--transition);
        }

        .bottom-mobile-nav a.active {
            color: var(--primary);
            font-weight: 600;
        }

        .bottom-mobile-nav a.active i {
            color: var(--primary);
        }

        .bottom-mobile-nav a:hover {
            color: var(--primary);
        }

        /* Hero */
        .page-hero {
            position: relative;
            padding: 80px 0 80px;
            background: linear-gradient(160deg, #1a1a2e 0%, #2D3436 40%, #1a1a2e 100%);
            overflow: hidden;
            color: var(--text-white);
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('assets/images/backpic/back-2.webp') center / cover no-repeat;
            opacity: 0.3;
            z-index: 0;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 70% 50%, rgba(255, 71, 87, 0.25) 0%, transparent 60%),
                radial-gradient(ellipse at 30% 70%, rgba(255, 217, 61, 0.12) 0%, transparent 50%);
            z-index: 1;
        }

        .page-hero .container {
            position: relative;
            z-index: 2;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            gap: 20px;
        }

        .page-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 18px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 1px;
            color: rgba(255, 255, 255, 0.9);
        }

        .page-hero .hero-badge i {
            color: var(--accent);
            font-size: 0.75rem;
        }

        .page-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.5px;
            max-width: 700px;
        }

        .page-hero h1 .highlight {
            color: var(--accent);
            position: relative;
        }

        .page-hero .hero-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 600px;
            line-height: 1.7;
        }

        .page-hero .hero-stats-row {
            display: flex;
            gap: 40px;
            margin-top: 10px;
            flex-wrap: wrap;
            justify-content: center;
        }

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

        .page-hero .hero-stat .stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
        }

        .page-hero .hero-stat .stat-label {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 4px;
        }

        /* Section common */
        .section {
            padding: 70px 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-header .section-badge {
            display: inline-block;
            padding: 6px 16px;
            background: var(--primary-pale);
            color: var(--primary);
            font-weight: 600;
            font-size: 0.8rem;
            border-radius: 50px;
            letter-spacing: 1px;
            margin-bottom: 14px;
        }

        .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--secondary);
            margin-bottom: 10px;
            letter-spacing: -0.3px;
        }

        .section-header .section-subtitle {
            color: var(--text-secondary);
            font-size: 1rem;
            max-width: 550px;
            margin: 0 auto;
        }

        /* Announcement Cards */
        .announcement-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .announcement-card {
            display: flex;
            align-items: flex-start;
            gap: 18px;
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 22px 26px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            cursor: pointer;
        }

        .announcement-card:hover {
            box-shadow: var(--shadow);
            transform: translateY(-2px);
            border-color: var(--primary-pale);
        }

        .announcement-card .announce-icon {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: var(--radius);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
        }

        .announce-icon.pin {
            background: #FFF0F2;
            color: var(--primary);
        }

        .announce-icon.event {
            background: #FFF8E1;
            color: #F59E0B;
        }

        .announce-icon.update {
            background: #E8F5E9;
            color: #10B981;
        }

        .announce-icon.hot {
            background: #FFF0F2;
            color: #EF4444;
        }

        .announce-card .announce-body {
            flex: 1;
            min-width: 0;
        }

        .announce-card .announce-tag {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 50px;
            font-size: 0.7rem;
            font-weight: 600;
            margin-bottom: 6px;
            letter-spacing: 0.5px;
        }

        .tag-pin {
            background: #FFF0F2;
            color: var(--primary);
        }

        .tag-event {
            background: #FFF8E1;
            color: #D97706;
        }

        .tag-update {
            background: #E8F5E9;
            color: #059669;
        }

        .tag-hot {
            background: #FEF2F2;
            color: #DC2626;
        }

        .announce-card h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--secondary);
            margin-bottom: 4px;
            line-height: 1.4;
        }

        .announce-card .announce-excerpt {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.55;
        }

        .announce-card .announce-meta {
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-top: 8px;
            display: flex;
            gap: 14px;
            align-items: center;
        }

        .announce-card .announce-arrow {
            flex-shrink: 0;
            color: var(--text-muted);
            font-size: 0.9rem;
            align-self: center;
            transition: color var(--transition);
        }

        .announcement-card:hover .announce-arrow {
            color: var(--primary);
        }

        /* Topic Grid */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

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

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

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

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

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

        .topic-card .topic-img .topic-category {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 5px 12px;
            border-radius: 50px;
            font-size: 0.7rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            background: rgba(0, 0, 0, 0.65);
            color: #fff;
        }

        .topic-card .topic-body {
            padding: 18px 20px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .topic-card h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--secondary);
            line-height: 1.4;
        }

        .topic-card .topic-excerpt {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.55;
            flex: 1;
        }

        .topic-card .topic-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.75rem;
            color: var(--text-muted);
            padding-top: 6px;
            border-top: 1px solid var(--border-light);
        }

        .topic-card .topic-footer span {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        /* Posts List */
        .posts-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .post-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--bg-white);
            border-radius: var(--radius);
            padding: 18px 22px;
            box-shadow: var(--shadow-xs);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            cursor: pointer;
        }

        .post-item:hover {
            box-shadow: var(--shadow);
            border-color: var(--primary-pale);
            transform: translateX(3px);
        }

        .post-item .post-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            flex-shrink: 0;
            object-fit: cover;
            background: var(--bg-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--primary);
            font-size: 1rem;
        }

        .post-item .post-info {
            flex: 1;
            min-width: 0;
        }

        .post-item .post-title {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--secondary);
            line-height: 1.35;
            margin-bottom: 3px;
        }

        .post-item .post-meta-row {
            font-size: 0.75rem;
            color: var(--text-muted);
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .post-item .post-stats {
            flex-shrink: 0;
            display: flex;
            gap: 14px;
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        .post-item .post-stats span {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .post-item .post-stats .likes {
            color: var(--primary);
        }

        /* Event Cards */
        .event-cards {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

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

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

        .event-card .event-date-badge {
            flex-shrink: 0;
            width: 64px;
            height: 64px;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            line-height: 1.1;
        }

        .event-card .event-date-badge .day {
            font-size: 1.5rem;
        }

        .event-card .event-date-badge .month {
            font-size: 0.7rem;
            letter-spacing: 1px;
        }

        .event-card .event-info h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--secondary);
            margin-bottom: 6px;
        }

        .event-card .event-info .event-desc {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.55;
            margin-bottom: 10px;
        }

        .event-card .event-info .event-meta {
            font-size: 0.75rem;
            color: var(--text-muted);
            display: flex;
            gap: 14px;
        }

        .event-card .btn-event {
            display: inline-block;
            padding: 7px 16px;
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            font-size: 0.8rem;
            border-radius: 50px;
            transition: all var(--transition);
            margin-top: 8px;
        }

        .event-card .btn-event:hover {
            background: var(--primary-hover);
            box-shadow: 0 4px 14px rgba(255, 71, 87, 0.35);
            color: #fff;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

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

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

        .faq-item .faq-question {
            padding: 18px 24px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--secondary);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            user-select: none;
            transition: background var(--transition);
        }

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

        .faq-item .faq-question i {
            font-size: 0.8rem;
            color: var(--text-muted);
            transition: transform var(--transition);
        }

        .faq-item .faq-answer {
            padding: 0 24px 20px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            display: none;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

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

        .faq-item.open {
            border-color: var(--primary-pale);
            box-shadow: var(--shadow);
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(145deg, #2D3436 0%, #1a1a2e 100%);
            color: #fff;
            padding: 70px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 30%, rgba(255, 71, 87, 0.2) 0%, transparent 55%),
                radial-gradient(ellipse at 70% 60%, rgba(255, 217, 61, 0.1) 0%, transparent 50%);
            z-index: 0;
        }

        .cta-section .container {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 14px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 28px;
            font-size: 1.05rem;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 36px;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            font-size: 1.05rem;
            border-radius: 50px;
            transition: all var(--transition);
            box-shadow: 0 6px 24px rgba(255, 71, 87, 0.4);
            letter-spacing: 0.5px;
        }

        .btn-cta-large:hover {
            background: var(--primary-hover);
            box-shadow: 0 10px 32px rgba(255, 71, 87, 0.5);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-cta-large:active {
            transform: scale(0.96);
        }

        /* Footer */
        .site-footer {
            background: #1a1a2e;
            color: #fff;
            padding: 50px 0 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 36px;
        }

        .footer-brand {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 10px;
            letter-spacing: -0.3px;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
            color: rgba(255, 255, 255, 0.8);
        }

        .footer-col a {
            display: block;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
            padding: 5px 0;
            transition: color var(--transition);
            line-height: 1.6;
        }

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

        .footer-col a i {
            width: 18px;
            text-align: center;
            margin-right: 4px;
            font-size: 0.75rem;
        }

        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.35);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .topic-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .event-cards {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }

            .page-hero h1 {
                font-size: 2.2rem;
            }

            .nav-links a {
                padding: 6px 10px;
                font-size: 0.82rem;
                gap: 3px;
            }

            .nav-links a .nav-icon {
                font-size: 0.78rem;
            }
        }

        @media (max-width: 768px) {
            .site-header .nav-links {
                display: none;
            }

            .site-header .header-cta {
                display: none;
            }

            .mobile-nav-toggle {
                display: block;
            }

            .bottom-mobile-nav {
                display: block;
            }

            body {
                padding-bottom: var(--bottom-nav-height);
            }

            .page-hero {
                padding: 50px 0 50px;
            }

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

            .page-hero .hero-desc {
                font-size: 0.9rem;
            }

            .page-hero .hero-stats-row {
                gap: 20px;
            }

            .page-hero .hero-stat .stat-num {
                font-size: 1.5rem;
            }

            .section {
                padding: 40px 0;
            }

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

            .topic-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .topic-card .topic-img {
                height: 160px;
            }

            .event-cards {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .event-card {
                flex-direction: column;
                padding: 20px;
            }

            .announcement-card {
                flex-direction: column;
                gap: 12px;
                padding: 16px 18px;
            }

            .announcement-card .announce-arrow {
                align-self: flex-end;
            }

            .post-item {
                flex-wrap: wrap;
                gap: 10px;
                padding: 14px 16px;
            }

            .post-item .post-stats {
                width: 100%;
                justify-content: flex-start;
            }

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

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

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

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

            .container {
                padding: 0 16px;
            }
        }

        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 1.4rem;
            }

            .page-hero .hero-stats-row {
                gap: 12px;
                flex-wrap: wrap;
            }

            .page-hero .hero-stat .stat-num {
                font-size: 1.2rem;
            }

            .page-hero .hero-stat .stat-label {
                font-size: 0.7rem;
            }

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

            .announcement-card h3 {
                font-size: 0.9rem;
            }

            .topic-card h3 {
                font-size: 0.9rem;
            }

            .event-card .event-date-badge {
                width: 50px;
                height: 50px;
            }

            .event-card .event-date-badge .day {
                font-size: 1.2rem;
            }

            .btn-cta-large {
                padding: 12px 26px;
                font-size: 0.9rem;
            }
        }

        /* Mobile nav overlay */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 998;
            opacity: 0;
            transition: opacity var(--transition);
        }

        .mobile-nav-overlay.show {
            display: block;
            opacity: 1;
        }

        .mobile-nav-panel {
            position: fixed;
            top: var(--header-height);
            right: -300px;
            width: 280px;
            bottom: 0;
            background: #fff;
            z-index: 999;
            padding: 20px;
            transition: right var(--transition-slow);
            box-shadow: var(--shadow-xl);
            display: flex;
            flex-direction: column;
            gap: 6px;
            overflow-y: auto;
        }

        .mobile-nav-panel.show {
            right: 0;
        }

        .mobile-nav-panel a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 16px;
            border-radius: var(--radius);
            font-weight: 500;
            color: var(--text-secondary);
            font-size: 0.95rem;
            transition: all var(--transition);
        }

        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            background: var(--primary-pale);
            color: var(--primary);
            font-weight: 600;
        }

        .mobile-nav-panel a i {
            width: 20px;
            text-align: center;
        }