/* roulang page: index */
:root {
            --primary: #0f1e35;
            --primary-light: #1b3a5e;
            --accent: #ff6b35;
            --accent-light: #ff9a56;
            --accent-dark: #e5531f;
            --bg: #f6f8fb;
            --white: #ffffff;
            --text: #1c2434;
            --text-light: #5a6478;
            --text-muted: #8a94a6;
            --border: #e5e9f0;
            --success: #22c55e;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 4px 24px rgba(15, 30, 53, 0.08);
            --shadow-lg: 0 12px 40px rgba(15, 30, 53, 0.14);
            --transition: all 0.28s ease;
            --section-space: 88px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

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

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

        button,
        input {
            font-family: inherit;
            border: none;
            background: none;
            outline: none;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            padding-left: 22px;
            padding-right: 22px;
            margin: 0 auto;
        }

        section,
        .section {
            position: relative;
        }

        .section {
            padding: var(--section-space) 0;
        }

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

        .section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 52px;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 107, 53, 0.1);
            color: var(--accent-dark);
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            padding: 7px 18px;
            border-radius: 40px;
            margin-bottom: 16px;
        }

        .section-head h2 {
            font-size: clamp(1.8rem, 3vw, 2.4rem);
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.02em;
            margin-bottom: 12px;
        }

        .section-head p {
            color: var(--text-light);
            font-size: 1.02rem;
            line-height: 1.8;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 13px 32px;
            border-radius: 50px;
            font-size: 0.96rem;
            font-weight: 600;
            line-height: 1.4;
            transition: var(--transition);
            border: 2px solid transparent;
            cursor: pointer;
        }

        .btn:focus-visible {
            outline: 3px solid rgba(255, 107, 53, 0.4);
            outline-offset: 3px;
        }

        .btn-accent {
            background: linear-gradient(135deg, var(--accent-light), var(--accent));
            color: #fff;
            box-shadow: 0 6px 24px rgba(255, 107, 53, 0.35);
        }

        .btn-accent:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 36px rgba(255, 107, 53, 0.45);
            color: #fff;
        }

        .btn-ghost {
            background: transparent;
            border-color: rgba(255, 255, 255, 0.7);
            color: #fff;
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
        }

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

        .btn-primary-custom:hover {
            background: var(--primary-light);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-sm {
            padding: 8px 20px;
            font-size: 0.88rem;
        }

        /* ---- Header / Navigation ---- */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(229, 233, 240, 0.7);
            transition: var(--transition);
        }

        .site-header.is-scrolled {
            background: rgba(255, 255, 255, 0.97);
            box-shadow: 0 4px 20px rgba(15, 30, 53, 0.06);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 9px;
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.02em;
        }

        .brand-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--accent);
            box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.18);
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0%,
            100% {
                box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.18);
            }
            50% {
                box-shadow: 0 0 0 8px rgba(255, 107, 53, 0.08);
            }
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 34px;
        }

        .nav-link {
            position: relative;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text);
            padding: 6px 2px;
        }

        .nav-link::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -4px;
            width: 0;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
            transition: width 0.3s ease;
        }

        .nav-link:hover {
            color: var(--accent-dark);
        }

        .nav-link:hover::after,
        .nav-link.is-active::after {
            width: 100%;
        }

        .nav-link.is-active {
            color: var(--accent-dark);
            font-weight: 600;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            border: 1px solid var(--border);
            cursor: pointer;
        }

        .nav-toggle span {
            display: block;
            width: 18px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: var(--transition);
        }

        .nav-toggle.is-active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle.is-active span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.is-active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ---- Hero ---- */
        .hero {
            position: relative;
            padding: 160px 0 130px;
            background:
                linear-gradient(135deg, rgba(7, 18, 38, 0.93), rgba(15, 30, 53, 0.78)),
                url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            color: #fff;
            overflow: hidden;
        }

        .hero::after {
            content: "";
            position: absolute;
            bottom: -90px;
            right: -60px;
            width: 360px;
            height: 360px;
            background: radial-gradient(circle, rgba(255, 107, 53, 0.22), transparent 65%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 760px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 9px;
            padding: 8px 20px;
            border-radius: 40px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.18);
            backdrop-filter: blur(8px);
            font-size: 0.86rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.92);
            margin-bottom: 28px;
        }

        .live-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--success);
            animation: live-pulse 1.6s infinite;
        }

        @keyframes live-pulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.6);
            }
            50% {
                box-shadow: 0 0 0 6px rgba(34, 197, 94, 0.12);
            }
        }

        .hero h1 {
            font-size: clamp(2.5rem, 5vw, 3.8rem);
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.02em;
            margin-bottom: 22px;
        }

        .hero p {
            font-size: 1.12rem;
            color: rgba(255, 255, 255, 0.82);
            max-width: 580px;
            line-height: 1.85;
            margin-bottom: 36px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 56px;
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
        }

        .hero-stats .stat {
            display: flex;
            flex-direction: column;
        }

        .hero-stats strong {
            font-size: 1.85rem;
            font-weight: 800;
            color: #fff;
        }

        .hero-stats span {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.68);
        }

        /* ---- Ticker ---- */
        .ticker-bar {
            background: var(--primary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .ticker-inner {
            display: flex;
            align-items: center;
            gap: 20px;
            padding: 12px 22px;
            overflow: hidden;
        }

        .ticker-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent);
            color: #fff;
            font-size: 0.78rem;
            font-weight: 700;
            padding: 5px 14px;
            border-radius: 40px;
            white-space: nowrap;
        }

        .ticker-list {
            display: flex;
            gap: 36px;
            white-space: nowrap;
            overflow: hidden;
            position: relative;
            flex: 1;
            color: rgba(255, 255, 255, 0.85);
            font-size: 0.9rem;
        }

        .ticker-list span {
            display: inline-block;
            animation: ticker-scroll 16s linear infinite;
        }

        @keyframes ticker-scroll {
            0% {
                transform: translateX(0);
            }
            100% {
                transform: translateX(-100%);
            }
        }

        /* ---- Intro Section ---- */
        .intro-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 56px;
            align-items: center;
        }

        .intro-media {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .intro-media img {
            width: 100%;
            height: 360px;
            object-fit: cover;
        }

        .intro-media::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(15, 30, 53, 0.2), transparent 60%);
        }

        .intro-content h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 18px;
            line-height: 1.35;
        }

        .intro-content p {
            color: var(--text-light);
            line-height: 1.9;
            margin-bottom: 18px;
        }

        .intro-list {
            margin: 24px 0 28px;
            padding: 0;
            list-style: none;
            display: grid;
            gap: 12px;
        }

        .intro-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-weight: 500;
            color: var(--text);
        }

        .intro-list li i {
            color: var(--accent);
            margin-top: 5px;
            font-size: 0.9rem;
        }

        /* ---- Categories ---- */
        .categories-section {
            background: var(--white);
        }

        .category-card {
            position: relative;
            display: flex;
            align-items: flex-end;
            min-height: 380px;
            border-radius: 20px;
            overflow: hidden;
            background-size: cover;
            background-position: center;
            color: #fff;
            padding: 26px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .category-card::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(10, 22, 40, 0.88), rgba(10, 22, 40, 0.15) 70%);
            transition: var(--transition);
        }

        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }

        .category-card:hover::before {
            background: linear-gradient(to top, rgba(10, 22, 40, 0.94), rgba(10, 22, 40, 0.2) 75%);
        }

        .cat-content {
            position: relative;
            z-index: 2;
            width: 100%;
        }

        .cat-icon {
            display: inline-flex;
            width: 46px;
            height: 46px;
            align-items: center;
            justify-content: center;
            background: rgba(255, 107, 53, 0.16);
            border: 1px solid rgba(255, 107, 53, 0.3);
            border-radius: 12px;
            color: var(--accent-light);
            font-size: 1.1rem;
            margin-bottom: 16px;
        }

        .cat-content h3 {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .cat-content p {
            font-size: 0.92rem;
            color: rgba(255, 255, 255, 0.82);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .cat-link {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--accent-light);
        }

        .cat-link i {
            transition: var(--transition);
        }

        .cat-link:hover i {
            transform: translateX(4px);
        }

        /* ---- Latest Section ---- */
        .latest-section {
            background: var(--bg);
        }

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

        .latest-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            transition: var(--transition);
            overflow: hidden;
        }

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

        .latest-link {
            display: block;
            padding: 26px 28px;
        }

        .card-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 14px;
        }

        .badge-cat {
            display: inline-block;
            background: rgba(255, 107, 53, 0.1);
            color: var(--accent-dark);
            font-size: 0.76rem;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 40px;
        }

        .card-time {
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        .latest-card h3 {
            font-size: 1.16rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.5;
            margin-bottom: 10px;
            transition: var(--transition);
        }

        .latest-card:hover h3 {
            color: var(--accent-dark);
        }

        .latest-card p {
            font-size: 0.92rem;
            color: var(--text-light);
            line-height: 1.75;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 18px;
        }

        .read-more {
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--primary);
        }

        .read-more i {
            font-size: 0.8rem;
            margin-left: 4px;
            transition: var(--transition);
        }

        .latest-card:hover .read-more i {
            transform: translateX(5px);
        }

        .empty-tip {
            grid-column: 1 / -1;
            text-align: center;
            padding: 60px 0;
            color: var(--text-light);
            background: var(--white);
            border-radius: var(--radius);
            border: 1px dashed var(--border);
            font-size: 1rem;
        }

        /* ---- Stats ---- */
        .stats-section {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            padding: 72px 0;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
        }

        .stat-card {
            text-align: center;
            padding: 28px 16px;
            border-radius: 20px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: var(--transition);
        }

        .stat-card:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-4px);
        }

        .stat-card i {
            font-size: 1.8rem;
            color: var(--accent-light);
            margin-bottom: 12px;
        }

        .stat-card strong {
            display: block;
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 4px;
        }

        .stat-card span {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.75);
        }

        /* ---- Process ---- */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .process-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: 20px;
            padding: 36px 28px;
            text-align: center;
            transition: var(--transition);
            position: relative;
        }

        .process-item::before {
            content: "";
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 40%;
            height: 4px;
            border-radius: 0 0 8px 8px;
            background: var(--accent);
            opacity: 0;
            transition: var(--transition);
        }

        .process-item:hover {
            border-color: transparent;
            box-shadow: var(--shadow-lg);
            transform: translateY(-6px);
        }

        .process-item:hover::before {
            opacity: 1;
        }

        .process-icon {
            display: inline-flex;
            width: 64px;
            height: 64px;
            align-items: center;
            justify-content: center;
            border-radius: 18px;
            background: linear-gradient(135deg, rgba(255, 107, 53, 0.12), rgba(255, 107, 53, 0.05));
            color: var(--accent-dark);
            font-size: 1.5rem;
            margin-bottom: 20px;
        }

        .process-item h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
        }

        .process-item p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.7;
        }

        /* ---- Featured ---- */
        .featured-section {
            background: var(--white);
        }

        .feature-card {
            border-radius: 20px;
            overflow: hidden;
            background: var(--white);
            border: 1px solid var(--border);
            transition: var(--transition);
            height: 100%;
        }

        .feature-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-5px);
            border-color: transparent;
        }

        .feature-card img {
            width: 100%;
            height: 220px;
            object-fit: cover;
        }

        .feature-body {
            padding: 26px;
        }

        .feature-body h3 {
            font-size: 1.12rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.5;
            margin: 14px 0 10px;
        }

        .feature-body p {
            font-size: 0.92rem;
            color: var(--text-light);
            line-height: 1.75;
            margin-bottom: 18px;
        }

        .text-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--accent-dark);
        }

        .text-link i {
            font-size: 0.8rem;
            transition: var(--transition);
        }

        .text-link:hover i {
            transform: translateX(5px);
        }

        /* ---- FAQ ---- */
        .faq-section {
            background: var(--bg);
        }

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

        .faq-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: 16px;
            margin-bottom: 14px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item.is-open {
            border-color: rgba(255, 107, 53, 0.4);
            box-shadow: var(--shadow);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 22px 26px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text);
            background: transparent;
            cursor: pointer;
            text-align: left;
            transition: var(--transition);
        }

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

        .faq-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(255, 107, 53, 0.1);
            color: var(--accent-dark);
            font-size: 1rem;
            font-weight: 600;
            transition: var(--transition);
            flex-shrink: 0;
        }

        .faq-item.is-open .faq-icon {
            transform: rotate(45deg);
            background: var(--accent);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
            padding: 0 26px;
        }

        .faq-item.is-open .faq-answer {
            max-height: 260px;
            padding-bottom: 22px;
        }

        .faq-answer p {
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.85;
        }

        /* ---- CTA ---- */
        .cta-section {
            background:
                linear-gradient(135deg, rgba(255, 107, 53, 0.08), rgba(15, 30, 53, 0.92)),
                url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            color: #fff;
            padding: 96px 0;
        }

        .cta-inner {
            text-align: center;
            max-width: 660px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            font-size: clamp(1.8rem, 3.4vw, 2.6rem);
            font-weight: 800;
            margin-bottom: 18px;
        }

        .cta-inner p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.85;
            margin-bottom: 32px;
        }

        .cta-actions {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 16px;
        }

        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 36px;
            border-radius: 50px;
            font-size: 0.98rem;
            font-weight: 600;
            transition: var(--transition);
            border: 2px solid transparent;
        }

        .cta-btn-primary {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 8px 28px rgba(255, 107, 53, 0.4);
        }

        .cta-btn-primary:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-3px);
        }

        .cta-btn-ghost {
            border-color: rgba(255, 255, 255, 0.75);
            color: #fff;
        }

        .cta-btn-ghost:hover {
            background: rgba(255, 255, 255, 0.14);
            color: #fff;
        }

        /* ---- Footer ---- */
        .site-footer {
            background: #0a1424;
            color: rgba(255, 255, 255, 0.7);
            padding: 64px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 48px;
        }

        .footer-brand .brand {
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-brand p {
            font-size: 0.92rem;
            line-height: 1.85;
            color: rgba(255, 255, 255, 0.58);
            max-width: 340px;
        }

        .footer-title {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            display: grid;
            gap: 10px;
        }

        .footer-links a {
            font-size: 0.92rem;
            color: rgba(255, 255, 255, 0.6);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
        }

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

        /* ---- Responsive ---- */
        @media (max-width: 991px) {
            :root {
                --section-space: 64px;
            }

            .header-inner {
                height: 64px;
            }

            .main-nav {
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 12px 22px 20px;
                border-bottom: 1px solid var(--border);
                box-shadow: 0 14px 30px rgba(15, 30, 53, 0.08);
                max-height: 0;
                overflow: hidden;
                opacity: 0;
                pointer-events: none;
                transform: translateY(-8px);
                transition: max-height 0.35s ease, opacity 0.28s ease, transform 0.28s ease, padding 0.28s ease;
            }

            .main-nav.is-open {
                max-height: 420px;
                opacity: 1;
                pointer-events: auto;
                transform: translateY(0);
            }

            .main-nav .nav-link {
                padding: 14px 8px;
                border-bottom: 1px solid rgba(229, 233, 240, 0.6);
            }

            .main-nav .nav-link::after {
                display: none;
            }

            .main-nav .nav-link.is-active {
                background: rgba(255, 107, 53, 0.06);
                border-radius: 8px;
                padding-left: 12px;
            }

            .nav-toggle {
                display: flex;
            }

            .hero {
                padding: 130px 0 100px;
            }

            .hero-stats {
                gap: 28px;
            }

            .intro-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }

            .process-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .latest-grid {
                grid-template-columns: 1fr;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 767px) {
            .hero h1 {
                font-size: 2.2rem;
            }

            .hero p {
                font-size: 1rem;
            }

            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }

            .hero-actions .btn {
                width: 100%;
            }

            .category-card {
                min-height: 320px;
            }

            .process-grid {
                grid-template-columns: 1fr;
            }

            .stats-grid {
                grid-template-columns: 1fr;
            }

            .section-head {
                margin-bottom: 36px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .hero {
                padding: 116px 0 80px;
            }

            .hero-stats {
                gap: 18px;
            }

            .hero-stats strong {
                font-size: 1.3rem;
            }

            .hero-stats span {
                font-size: 0.78rem;
            }

            .ticker-list {
                font-size: 0.82rem;
            }

            .ticker-label {
                padding: 4px 10px;
                font-size: 0.72rem;
            }

            .latest-card h3 {
                font-size: 1rem;
            }

            .latest-link {
                padding: 20px;
            }

            .feature-card img {
                height: 180px;
            }

            .faq-question {
                padding: 18px;
                font-size: 0.95rem;
            }

            .faq-answer {
                padding: 0 18px;
            }

            .cta-section {
                padding: 64px 0;
            }

            .cta-actions .cta-btn {
                width: 100%;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #0b2545;
            --primary-light: #13315c;
            --accent: #ffb703;
            --accent-dark: #e85d04;
            --bg: #f7f9fc;
            --bg-dark: #0b2545;
            --surface: #ffffff;
            --text: #1b2a41;
            --muted: #6b7a90;
            --border: #e5eaf0;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow-sm: 0 2px 10px rgba(11, 37, 69, .06);
            --shadow-lg: 0 20px 50px rgba(11, 37, 69, .12);
            --font-main: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-main);
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color .2s ease;
        }

        a:hover {
            color: var(--accent-dark);
        }

        .container {
            max-width: 1240px;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            background: rgba(255, 255, 255, .92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1050;
            transition: box-shadow .3s ease;
        }

        .site-header.scrolled {
            box-shadow: 0 8px 30px rgba(11, 37, 69, .08);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 76px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.45rem;
            font-weight: 800;
            letter-spacing: .02em;
            color: var(--primary);
            line-height: 1;
        }

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

        .brand-dot {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
            box-shadow: 0 4px 14px rgba(255, 183, 3, .4);
            display: inline-block;
            position: relative;
            flex-shrink: 0;
        }

        .brand-dot::after {
            content: "";
            position: absolute;
            inset: 8px;
            border-radius: 50%;
            background: var(--primary);
            border: 2px solid #fff;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 42px;
        }

        .nav-link {
            position: relative;
            font-size: .95rem;
            font-weight: 500;
            color: var(--muted);
            padding: 10px 2px;
            letter-spacing: .03em;
            transition: color .2s ease;
        }

        .nav-link::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 2px;
            width: 0;
            height: 2px;
            border-radius: 2px;
            background: linear-gradient(90deg, var(--accent), var(--accent-dark));
            transition: width .3s ease;
        }

        .nav-link:hover {
            color: var(--primary);
        }

        .nav-link:hover::after {
            width: 100%;
        }

        .nav-link.is-active {
            color: var(--primary);
            font-weight: 700;
        }

        .nav-link.is-active::after {
            width: 100%;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: 0;
            padding: 10px;
            cursor: pointer;
            gap: 5px;
            flex-direction: column;
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            border-radius: 2px;
            background: var(--primary);
            transition: all .3s ease;
        }

        /* ===== Banner ===== */
        .page-hero {
            position: relative;
            padding: 100px 0 90px;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-color: var(--bg-dark);
            overflow: hidden;
        }

        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(11, 37, 69, .95) 0%, rgba(11, 37, 69, .72) 50%, rgba(11, 37, 69, .4) 100%);
            z-index: 1;
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 183, 3, .16);
            border: 1px solid rgba(255, 183, 3, .3);
            color: var(--accent);
            font-size: .85rem;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 50px;
            letter-spacing: .06em;
            margin-bottom: 22px;
        }

        .hero-badge .live-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #ff4757;
            display: inline-block;
            animation: pulse 1.4s infinite;
        }

        @keyframes pulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(255, 71, 87, .6);
            }
            50% {
                box-shadow: 0 0 0 6px rgba(255, 71, 87, 0);
            }
        }

        .page-hero h1 {
            color: #fff;
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: .04em;
            margin-bottom: 18px;
            max-width: 640px;
        }

        .page-hero h1 .accent-text {
            color: var(--accent);
        }

        .page-hero p {
            color: rgba(255, 255, 255, .84);
            font-size: 1.1rem;
            max-width: 540px;
            margin-bottom: 30px;
        }

        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            padding-top: 8px;
        }

        .hero-meta-item {
            display: flex;
            align-items: center;
            gap: 10px;
            color: rgba(255, 255, 255, .75);
            font-size: .9rem;
        }

        .hero-meta-item i {
            color: var(--accent);
            font-size: 1.1rem;
        }

        /* ===== Section ===== */
        .section {
            padding: 80px 0;
        }

        .section-alt {
            background: var(--surface);
        }

        .section-sm {
            padding: 50px 0;
        }

        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            margin-bottom: 40px;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: .8rem;
            font-weight: 700;
            color: var(--accent-dark);
            letter-spacing: .14em;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-label i {
            font-size: .75rem;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: .02em;
            margin-bottom: 8px;
            line-height: 1.3;
        }

        .section-desc {
            color: var(--muted);
            font-size: .98rem;
            max-width: 560px;
        }

        .section-link {
            font-size: .9rem;
            font-weight: 600;
            color: var(--primary);
            padding: 8px 18px;
            border: 1px solid var(--border);
            border-radius: 50px;
            transition: all .25s ease;
            white-space: nowrap;
        }

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

        .section-link i {
            font-size: .75rem;
            margin-left: 4px;
        }

        /* ===== Live Bar ===== */
        .live-bar-wrap {
            margin-top: -44px;
            position: relative;
            z-index: 10;
        }

        .live-panel {
            background: var(--surface);
            border-radius: var(--radius);
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--border);
            padding: 24px 28px;
        }

        .live-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 18px;
            flex-wrap: wrap;
        }

        .live-status {
            display: inline-flex;
            align-items: center;
            gap: 9px;
            font-size: .86rem;
            font-weight: 700;
            color: var(--primary);
        }

        .live-status .live-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: #ff4757;
            display: inline-block;
            animation: pulse 1.4s infinite;
        }

        .live-update {
            font-size: .8rem;
            color: var(--muted);
        }

        .live-update i {
            margin-right: 4px;
            color: var(--accent-dark);
        }

        .live-matches {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .live-match-card {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 14px 18px;
            transition: transform .25s ease, box-shadow .25s ease;
        }

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

        .live-team {
            font-size: .92rem;
            font-weight: 600;
            color: var(--text);
            line-height: 1.5;
        }

        .live-team small {
            display: block;
            font-size: .78rem;
            color: var(--muted);
            font-weight: 400;
        }

        .live-score {
            text-align: center;
            padding: 6px 14px;
            background: var(--primary);
            color: #fff;
            border-radius: 8px;
            font-weight: 800;
            font-size: 1rem;
            letter-spacing: .05em;
            min-width: 54px;
        }

        .live-score.live {
            background: linear-gradient(135deg, #ff4757, #ff6b81);
        }

        /* ===== News List ===== */
        .news-list-wrap {
            background: var(--bg);
        }

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

        .news-item {
            display: flex;
            align-items: center;
            gap: 20px;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 20px 24px;
            transition: box-shadow .25s ease, transform .25s ease;
            cursor: pointer;
        }

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

        .news-date {
            text-align: center;
            flex-shrink: 0;
            background: var(--bg);
            border-radius: 12px;
            padding: 10px 16px;
            min-width: 72px;
        }

        .news-date .day {
            display: block;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }

        .news-date .month {
            font-size: .78rem;
            color: var(--muted);
            font-weight: 600;
            letter-spacing: .04em;
        }

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

        .news-tag {
            display: inline-block;
            font-size: .72rem;
            font-weight: 700;
            color: var(--accent-dark);
            background: rgba(255, 183, 3, .15);
            padding: 2px 10px;
            border-radius: 20px;
            letter-spacing: .04em;
            margin-bottom: 6px;
        }

        .news-title {
            font-size: 1.04rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 4px;
            line-height: 1.45;
            transition: color .2s;
        }

        .news-item:hover .news-title {
            color: var(--primary);
        }

        .news-desc {
            font-size: .86rem;
            color: var(--muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-meta {
            font-size: .8rem;
            color: var(--muted);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .news-meta i {
            margin-right: 5px;
            color: var(--accent-dark);
        }

        /* ===== Card Grid ===== */
        .sport-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .sport-card {
            background: var(--surface);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: transform .3s ease, box-shadow .3s ease;
        }

        .sport-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }

        .sport-card-img {
            position: relative;
            aspect-ratio: 16/10;
            overflow: hidden;
        }

        .sport-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

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

        .sport-card-img::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 60%, rgba(11, 37, 69, .55) 100%);
        }

        .card-badge {
            position: absolute;
            left: 14px;
            top: 14px;
            z-index: 2;
            background: rgba(11, 37, 69, .82);
            backdrop-filter: blur(6px);
            color: #fff;
            font-size: .74rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 50px;
            border: 1px solid rgba(255, 255, 255, .18);
            letter-spacing: .04em;
        }

        .card-live-badge {
            background: linear-gradient(135deg, #ff4757, #ff6b81);
            border-color: rgba(255, 255, 255, .25);
        }

        .sport-card-body {
            padding: 20px 20px 22px;
        }

        .sport-card-title {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.45;
            color: var(--primary);
        }

        .sport-card-title a {
            color: inherit;
        }

        .sport-card-title a:hover {
            color: var(--accent-dark);
        }

        .sport-card-text {
            font-size: .88rem;
            color: var(--muted);
            margin-bottom: 14px;
            line-height: 1.65;
        }

        .sport-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: .8rem;
            color: var(--muted);
            padding-top: 12px;
            border-top: 1px solid var(--border);
        }

        .sport-card-footer .fa-eye {
            margin-right: 4px;
        }

        .read-more {
            font-weight: 600;
            color: var(--primary);
            font-size: .85rem;
        }

        .read-more i {
            font-size: .75rem;
            margin-left: 3px;
            transition: transform .2s;
        }

        .read-more:hover i {
            transform: translateX(3px);
        }

        /* ===== Timeline ===== */
        .timeline-section {
            background: var(--bg-dark);
            position: relative;
            overflow: hidden;
        }

        .timeline-section::before {
            content: "";
            position: absolute;
            width: 520px;
            height: 520px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 183, 3, .15), transparent 70%);
            top: -120px;
            right: -120px;
        }

        .timeline-section .section-title,
        .timeline-section .section-desc {
            color: #fff;
        }

        .timeline-section .section-desc {
            color: rgba(255, 255, 255, .75);
        }

        .timeline-wrap {
            position: relative;
            padding-left: 32px;
        }

        .timeline-wrap::before {
            content: "";
            position: absolute;
            left: 8px;
            top: 4px;
            bottom: 4px;
            width: 2px;
            background: linear-gradient(180deg, var(--accent), rgba(255, 255, 255, .2));
            border-radius: 2px;
        }

        .timeline-item {
            position: relative;
            margin-bottom: 28px;
            background: rgba(255, 255, 255, .06);
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: var(--radius);
            padding: 20px 24px;
            backdrop-filter: blur(6px);
            transition: background .25s, transform .25s;
        }

        .timeline-item:hover {
            background: rgba(255, 255, 255, .1);
            transform: translateX(4px);
        }

        .timeline-dot {
            position: absolute;
            left: -30px;
            top: 22px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: var(--accent);
            border: 3px solid var(--bg-dark);
            box-shadow: 0 0 0 3px rgba(255, 183, 3, .3);
        }

        .timeline-date {
            display: inline-block;
            font-size: .8rem;
            font-weight: 600;
            color: var(--accent);
            background: rgba(255, 183, 3, .12);
            padding: 2px 12px;
            border-radius: 20px;
            margin-bottom: 8px;
        }

        .timeline-title {
            font-size: 1.02rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
        }

        .timeline-text {
            font-size: .86rem;
            color: rgba(255, 255, 255, .7);
            line-height: 1.65;
        }

        /* ===== Stats ===== */
        .stats-wrap {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .stat-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 30px 24px;
            text-align: center;
            transition: transform .25s, box-shadow .25s;
            position: relative;
            overflow: hidden;
        }

        .stat-card::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent), var(--accent-dark));
            transform: scaleX(0);
            transform-origin: left;
            transition: transform .3s ease;
        }

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

        .stat-card:hover::after {
            transform: scaleX(1);
        }

        .stat-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--primary);
            background: rgba(255, 183, 3, .18);
            margin-bottom: 16px;
        }

        .stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }

        .stat-label {
            font-size: .88rem;
            color: var(--muted);
            margin-top: 6px;
        }

        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            max-width: 860px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: box-shadow .25s;
        }

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

        .faq-q {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            font-weight: 700;
            font-size: .98rem;
            color: var(--text);
            cursor: pointer;
            background: none;
            border: 0;
            width: 100%;
            text-align: left;
        }

        .faq-q i {
            color: var(--accent-dark);
            flex-shrink: 0;
            transition: transform .3s;
        }

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

        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease;
        }

        .faq-a-inner {
            padding: 0 24px 20px;
            font-size: .9rem;
            color: var(--muted);
            line-height: 1.75;
        }

        /* ===== CTA ===== */
        .cta-box {
            background: linear-gradient(120deg, var(--primary), var(--primary-light));
            border-radius: 24px;
            padding: 56px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .cta-box::before {
            content: "";
            position: absolute;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 183, 3, .3), transparent 70%);
            top: -80px;
            right: -80px;
        }

        .cta-box h2 {
            color: #fff;
            font-size: 1.9rem;
            font-weight: 800;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        .cta-box p {
            color: rgba(255, 255, 255, .78);
            font-size: 1rem;
            max-width: 520px;
            margin: 0 auto 26px;
            position: relative;
            z-index: 1;
        }

        .cta-button {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: var(--accent);
            color: var(--primary);
            font-weight: 700;
            font-size: 1rem;
            padding: 14px 34px;
            border-radius: 50px;
            box-shadow: 0 8px 24px rgba(255, 183, 3, .35);
            transition: all .25s ease;
            position: relative;
            z-index: 1;
            border: 0;
        }

        .cta-button:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(255, 183, 3, .45);
            color: var(--primary);
            background: #ffca2a;
        }

        .cta-button i {
            font-size: .9rem;
        }

        .cta-note {
            font-size: .8rem;
            color: rgba(255, 255, 255, .5);
            margin-top: 14px;
            position: relative;
            z-index: 1;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, .7);
            padding: 70px 0 28px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 48px;
        }

        .footer-brand .brand {
            color: #fff;
            margin-bottom: 16px;
            font-size: 1.35rem;
        }

        .footer-brand p {
            font-size: .9rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, .6);
            max-width: 380px;
        }

        .footer-title {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 20px;
            letter-spacing: .04em;
        }

        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
            padding: 0;
        }

        .footer-links a {
            color: rgba(255, 255, 255, .6);
            font-size: .9rem;
            transition: color .2s, padding-left .2s;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding-top: 24px;
            text-align: center;
            font-size: .85rem;
            color: rgba(255, 255, 255, .45);
        }

        .footer-bottom p {
            margin: 0;
        }

        /* ===== Responsive ===== */
        @media (max-width: 991.98px) {
            .live-matches {
                grid-template-columns: 1fr 1fr;
            }

            .sport-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .stats-wrap {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }
        }

        @media (max-width: 767.98px) {
            .site-header .header-inner {
                height: 64px;
            }

            .main-nav {
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                gap: 0;
                padding: 12px 24px 20px;
                border-bottom: 1px solid var(--border);
                box-shadow: 0 20px 40px rgba(11, 37, 69, .12);
                transform: translateY(-120%);
                visibility: hidden;
                opacity: 0;
                transition: transform .35s ease, opacity .3s ease, visibility .3s;
                align-items: flex-start;
                z-index: 1040;
            }

            .main-nav.open {
                transform: translateY(0);
                visibility: visible;
                opacity: 1;
            }

            .nav-link {
                width: 100%;
                padding: 14px 0;
                border-bottom: 1px solid var(--border);
                font-size: 1rem;
            }

            .nav-link:last-child {
                border-bottom: 0;
            }

            .nav-link::after {
                left: 0;
                width: 24px;
                height: 2px;
                display: none;
            }

            .nav-link.is-active {
                color: var(--accent-dark);
            }

            .nav-toggle {
                display: flex;
            }

            .nav-toggle.active span:nth-child(1) {
                transform: translateY(7px) rotate(45deg);
            }

            .nav-toggle.active span:nth-child(2) {
                opacity: 0;
            }

            .nav-toggle.active span:nth-child(3) {
                transform: translateY(-7px) rotate(-45deg);
            }

            .page-hero {
                padding: 70px 0 64px;
            }

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

            .section {
                padding: 56px 0;
            }

            .section-title {
                font-size: 1.6rem;
            }

            .live-bar-wrap {
                margin-top: -36px;
            }

            .live-matches {
                grid-template-columns: 1fr;
            }

            .news-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 14px;
                padding: 18px;
            }

            .news-date {
                display: flex;
                align-items: baseline;
                gap: 6px;
                padding: 6px 14px;
                min-width: auto;
            }

            .news-meta {
                white-space: normal;
            }

            .timeline-wrap {
                padding-left: 28px;
            }

            .cta-box {
                padding: 40px 28px;
                border-radius: 18px;
            }

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

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 519.98px) {
            .container {
                padding-left: 18px;
                padding-right: 18px;
            }

            .sport-grid {
                grid-template-columns: 1fr;
            }

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

            .stat-card {
                padding: 22px 14px;
            }

            .stat-num {
                font-size: 1.6rem;
            }

            .stat-icon {
                width: 44px;
                height: 44px;
                font-size: 1.1rem;
                margin-bottom: 12px;
            }

            .hero-meta {
                gap: 16px;
                flex-direction: column;
                align-items: flex-start;
            }

            .section-head {
                flex-direction: column;
                align-items: flex-start;
                gap: 14px;
            }

            .timeline-item {
                padding: 16px 18px;
            }
        }

/* roulang page: article */
:root {
        --primary: #0b2a4a;
        --primary-rgb: 11, 42, 74;
        --primary-light: #143c63;
        --accent: #f0a500;
        --accent-rgb: 240, 165, 0;
        --accent-dark: #d18e00;
        --bg: #f5f7fa;
        --bg-white: #ffffff;
        --text: #1e293b;
        --text-light: #64748b;
        --text-muted: #94a3b8;
        --border: #e2e8f0;
        --radius: 18px;
        --radius-sm: 12px;
        --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
        --shadow: 0 6px 24px rgba(0, 0, 0, 0.07);
        --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.10);
        --transition: all 0.3s ease;
    }
    *,
    *::before,
    *::after {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
    }
    html {
        scroll-behavior: smooth;
    }
    body {
        font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        background: var(--bg);
        color: var(--text);
        line-height: 1.75;
        -webkit-font-smoothing: antialiased;
    }
    a {
        color: inherit;
        text-decoration: none;
        transition: var(--transition);
    }
    img {
        max-width: 100%;
        height: auto;
        display: block;
    }
    button,
    input {
        font-family: inherit;
    }
    .container {
        max-width: 1240px;
        padding-left: 24px;
        padding-right: 24px;
    }
    .site-header {
        background: rgba(255, 255, 255, 0.92);
        backdrop-filter: blur(14px);
        -webkit-backdrop-filter: blur(14px);
        border-bottom: 1px solid var(--border);
        position: sticky;
        top: 0;
        z-index: 1030;
        transition: var(--transition);
    }
    .header-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 72px;
        position: relative;
    }
    .brand {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        font-size: 22px;
        font-weight: 800;
        letter-spacing: 1px;
        color: var(--primary);
    }
    .brand-dot {
        width: 10px;
        height: 10px;
        background: var(--accent);
        border-radius: 50%;
        box-shadow: 0 0 0 4px rgba(var(--accent-rgb), 0.18);
        flex-shrink: 0;
    }
    .main-nav {
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .nav-link {
        position: relative;
        display: inline-flex;
        align-items: center;
        padding: 8px 18px;
        font-size: 15px;
        font-weight: 500;
        color: var(--text-light);
        border-radius: 100px;
        transition: var(--transition);
        background: transparent;
    }
    .nav-link:hover {
        color: var(--primary);
        background: rgba(var(--primary-rgb), 0.04);
    }
    .nav-link.is-active {
        color: var(--primary);
        font-weight: 600;
        background: rgba(var(--primary-rgb), 0.06);
        box-shadow: inset 0 0 0 1px rgba(var(--primary-rgb), 0.08);
    }
    .nav-toggle {
        display: none;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 5px;
        width: 46px;
        height: 46px;
        background: transparent;
        border: 1px solid var(--border);
        border-radius: var(--radius-sm);
        cursor: pointer;
        transition: var(--transition);
    }
    .nav-toggle span {
        display: block;
        width: 20px;
        height: 2px;
        background: var(--primary);
        border-radius: 4px;
        transition: var(--transition);
    }
    .nav-toggle.is-active span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    .nav-toggle.is-active span:nth-child(2) {
        opacity: 0;
    }
    .nav-toggle.is-active span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }
    .page-hero {
        position: relative;
        padding: 110px 0 120px;
        background-size: cover;
        background-position: center;
        background-color: var(--primary);
        color: #fff;
        overflow: hidden;
    }
    .page-hero::before {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(135deg, rgba(11, 42, 74, 0.94) 0%, rgba(11, 42, 74, 0.72) 50%, rgba(20, 60, 99, 0.55) 100%);
        z-index: 1;
    }
    .page-hero .container {
        position: relative;
        z-index: 2;
    }
    .page-hero__inner {
        max-width: 820px;
    }
    .hero-badge {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: rgba(255, 255, 255, 0.14);
        border: 1px solid rgba(255, 255, 255, 0.24);
        border-radius: 100px;
        padding: 6px 16px;
        font-size: 13px;
        font-weight: 600;
        letter-spacing: 1px;
        margin-bottom: 20px;
        backdrop-filter: blur(6px);
    }
    .page-hero__inner h1 {
        font-size: 42px;
        font-weight: 800;
        line-height: 1.35;
        letter-spacing: 0.5px;
        margin-bottom: 16px;
        color: #fff;
    }
    .hero-meta {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 16px;
        font-size: 14px;
        color: rgba(255, 255, 255, 0.82);
    }
    .hero-meta span {
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }
    .hero-meta i {
        color: var(--accent);
    }
    .breadcrumb-nav {
        background: var(--bg-white);
        border-bottom: 1px solid var(--border);
        padding: 14px 0;
        font-size: 14px;
    }
    .breadcrumb-custom {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 8px;
        list-style: none;
        margin: 0;
        padding: 0;
    }
    .breadcrumb-custom li {
        display: inline-flex;
        align-items: center;
    }
    .breadcrumb-custom li span {
        color: var(--text-muted);
        margin: 0 4px;
    }
    .breadcrumb-custom a {
        color: var(--text-light);
    }
    .breadcrumb-custom a:hover {
        color: var(--accent);
    }
    .breadcrumb-custom .is-active {
        color: var(--text);
        font-weight: 600;
        max-width: 300px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    .page-main {
        padding: 48px 0 64px;
    }
    .article-card {
        background: var(--bg-white);
        border-radius: var(--radius);
        border: 1px solid var(--border);
        box-shadow: var(--shadow-sm);
        padding: 40px;
        margin-bottom: 28px;
    }
    .article-content {
        font-size: 16.5px;
        line-height: 1.9;
        color: var(--text);
    }
    .article-content h2 {
        font-size: 24px;
        font-weight: 700;
        color: var(--primary);
        margin: 32px 0 14px;
    }
    .article-content h3 {
        font-size: 20px;
        font-weight: 700;
        color: var(--primary);
        margin: 26px 0 12px;
    }
    .article-content p {
        margin-bottom: 18px;
    }
    .article-content img {
        border-radius: var(--radius-sm);
        margin: 22px 0;
    }
    .article-content blockquote {
        border-left: 4px solid var(--accent);
        padding: 14px 20px;
        background: rgba(var(--accent-rgb), 0.06);
        border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
        margin: 20px 0;
        color: var(--text-light);
        font-style: italic;
    }
    .article-content ul,
    .article-content ol {
        padding-left: 22px;
        margin-bottom: 18px;
    }
    .article-content li {
        margin-bottom: 8px;
    }
    .article-content a {
        color: var(--primary);
        text-decoration: underline;
        text-underline-offset: 3px;
    }
    .article-content a:hover {
        color: var(--accent);
    }
    .article-content table {
        width: 100%;
        margin-bottom: 20px;
        border-collapse: collapse;
        font-size: 14px;
    }
    .article-content table th,
    .article-content table td {
        border: 1px solid var(--border);
        padding: 10px 14px;
        text-align: left;
    }
    .article-tags {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        margin-top: 32px;
        padding-top: 24px;
        border-top: 1px solid var(--border);
    }
    .tag {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: var(--bg);
        border: 1px solid var(--border);
        padding: 6px 14px;
        border-radius: 100px;
        font-size: 13px;
        font-weight: 500;
        color: var(--text-light);
        transition: var(--transition);
    }
    .tag:hover {
        background: rgba(var(--primary-rgb), 0.05);
        border-color: rgba(var(--primary-rgb), 0.2);
        color: var(--primary);
    }
    .tag i {
        font-size: 11px;
        color: var(--accent);
    }
    .not-found-box {
        background: var(--bg-white);
        border-radius: var(--radius);
        border: 1px solid var(--border);
        box-shadow: var(--shadow-sm);
        padding: 64px 32px;
        text-align: center;
    }
    .not-found-box i {
        font-size: 56px;
        color: var(--accent);
        margin-bottom: 18px;
    }
    .not-found-box h2 {
        font-size: 28px;
        font-weight: 700;
        color: var(--primary);
        margin-bottom: 10px;
    }
    .not-found-box p {
        color: var(--text-light);
        margin-bottom: 28px;
    }
    .btn-primary {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: var(--primary);
        border: 1px solid var(--primary);
        color: #fff;
        padding: 10px 24px;
        border-radius: 100px;
        font-size: 15px;
        font-weight: 600;
        transition: var(--transition);
    }
    .btn-primary:hover {
        background: var(--primary-light);
        border-color: var(--primary-light);
        transform: translateY(-2px);
        box-shadow: 0 8px 20px rgba(var(--primary-rgb), 0.2);
        color: #fff;
    }
    .sidebar {
        position: sticky;
        top: 92px;
    }
    .sidebar-card {
        background: var(--bg-white);
        border-radius: var(--radius);
        border: 1px solid var(--border);
        box-shadow: var(--shadow-sm);
        padding: 26px;
        margin-bottom: 24px;
    }
    .sidebar-card__title {
        font-size: 16px;
        font-weight: 700;
        color: var(--primary);
        margin-bottom: 18px;
        padding-bottom: 12px;
        border-bottom: 2px solid var(--accent);
        display: inline-block;
    }
    .hot-list {
        list-style: none;
        padding: 0;
        margin: 0;
    }
    .hot-list li {
        margin-bottom: 14px;
    }
    .hot-list li:last-child {
        margin-bottom: 0;
    }
    .hot-list__item {
        display: flex;
        gap: 12px;
        align-items: center;
        padding: 10px;
        border-radius: var(--radius-sm);
        transition: var(--transition);
    }
    .hot-list__item:hover {
        background: rgba(var(--primary-rgb), 0.03);
        transform: translateX(4px);
    }
    .hot-list__item img {
        width: 70px;
        height: 56px;
        object-fit: cover;
        border-radius: 8px;
        flex-shrink: 0;
    }
    .hot-list__item h5 {
        font-size: 14px;
        font-weight: 600;
        line-height: 1.5;
        color: var(--text);
        margin-bottom: 4px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .hot-list__item span {
        font-size: 12px;
        color: var(--text-muted);
    }
    .tag-cloud {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
    }
    .tag-cloud .tag {
        cursor: pointer;
    }
    .sidebar-cta {
        background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
        color: #fff;
        padding: 28px 24px;
        border-radius: var(--radius);
        text-align: center;
        position: relative;
        overflow: hidden;
    }
    .sidebar-cta::after {
        content: "";
        position: absolute;
        top: -30%;
        right: -20%;
        width: 120px;
        height: 120px;
        border-radius: 50%;
        background: rgba(var(--accent-rgb), 0.18);
    }
    .sidebar-cta h4 {
        font-size: 19px;
        font-weight: 700;
        margin-bottom: 10px;
        position: relative;
        z-index: 1;
    }
    .sidebar-cta p {
        font-size: 14px;
        color: rgba(255, 255, 255, 0.78);
        margin-bottom: 18px;
        position: relative;
        z-index: 1;
    }
    .sidebar-cta .btn-accent {
        background: var(--accent);
        color: var(--primary);
        border: none;
        border-radius: 100px;
        padding: 8px 22px;
        font-size: 14px;
        font-weight: 700;
        transition: var(--transition);
        position: relative;
        z-index: 1;
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }
    .sidebar-cta .btn-accent:hover {
        background: #fff;
        transform: translateY(-2px);
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    }
    .recommend-section {
        background: var(--bg-white);
        padding: 64px 0;
        border-top: 1px solid var(--border);
        border-bottom: 1px solid var(--border);
    }
    .section-head {
        display: flex;
        align-items: flex-end;
        justify-content: space-between;
        margin-bottom: 30px;
    }
    .section-head h2 {
        font-size: 28px;
        font-weight: 700;
        color: var(--primary);
        position: relative;
        padding-left: 16px;
    }
    .section-head h2::before {
        content: "";
        position: absolute;
        left: 0;
        top: 50%;
        transform: translateY(-50%);
        width: 4px;
        height: 24px;
        background: var(--accent);
        border-radius: 4px;
    }
    .section-head a {
        font-size: 14px;
        font-weight: 600;
        color: var(--text-light);
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }
    .section-head a:hover {
        color: var(--accent);
    }
    .content-card {
        background: var(--bg-white);
        border-radius: var(--radius);
        border: 1px solid var(--border);
        overflow: hidden;
        box-shadow: var(--shadow-sm);
        transition: var(--transition);
        height: 100%;
        display: flex;
        flex-direction: column;
    }
    .content-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-lg);
        border-color: rgba(var(--primary-rgb), 0.15);
    }
    .content-card__cover {
        position: relative;
        overflow: hidden;
        aspect-ratio: 16 / 9;
    }
    .content-card__cover img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.6s ease;
    }
    .content-card:hover .content-card__cover img {
        transform: scale(1.05);
    }
    .content-card__cover::after {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(to top, rgba(11, 42, 74, 0.2) 0%, transparent 40%);
    }
    .content-card__badge {
        position: absolute;
        top: 14px;
        left: 14px;
        background: rgba(255, 255, 255, 0.92);
        backdrop-filter: blur(4px);
        color: var(--primary);
        font-size: 12px;
        font-weight: 600;
        padding: 4px 12px;
        border-radius: 100px;
        z-index: 2;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    }
    .content-card__body {
        padding: 22px;
        display: flex;
        flex-direction: column;
        flex: 1;
    }
    .content-card__body h3 {
        font-size: 17px;
        font-weight: 700;
        line-height: 1.5;
        margin-bottom: 10px;
        color: var(--text);
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        min-height: 51px;
        transition: var(--transition);
    }
    .content-card:hover .content-card__body h3 {
        color: var(--primary);
    }
    .content-card__body p {
        font-size: 14px;
        color: var(--text-light);
        line-height: 1.7;
        margin-bottom: 16px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .content-card__meta {
        margin-top: auto;
        display: flex;
        align-items: center;
        justify-content: space-between;
        font-size: 13px;
        color: var(--text-muted);
    }
    .content-card__meta a {
        color: var(--primary);
        font-weight: 600;
        display: inline-flex;
        align-items: center;
        gap: 4px;
    }
    .content-card__meta a:hover {
        color: var(--accent);
    }
    .cta-section {
        padding: 72px 0;
        background: var(--primary);
        position: relative;
        overflow: hidden;
    }
    .cta-section::before {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
        opacity: 0.12;
    }
    .cta-section .container {
        position: relative;
        z-index: 2;
    }
    .cta-box {
        text-align: center;
        max-width: 640px;
        margin: 0 auto;
        color: #fff;
    }
    .cta-box h2 {
        font-size: 32px;
        font-weight: 800;
        margin-bottom: 14px;
        color: #fff;
    }
    .cta-box p {
        font-size: 16px;
        color: rgba(255, 255, 255, 0.82);
        margin-bottom: 30px;
    }
    .cta-box .btn-group {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 14px;
    }
    .btn-accent {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: var(--accent);
        border: none;
        color: var(--primary);
        padding: 12px 30px;
        border-radius: 100px;
        font-size: 15px;
        font-weight: 700;
        transition: var(--transition);
    }
    .btn-accent:hover {
        background: #fff;
        transform: translateY(-2px);
        box-shadow: 0 10px 24px rgba(0, 0, 0, 0.2);
        color: var(--primary);
    }
    .btn-outline-light {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: transparent;
        border: 1.5px solid rgba(255, 255, 255, 0.6);
        color: #fff;
        padding: 10px 28px;
        border-radius: 100px;
        font-size: 15px;
        font-weight: 600;
        transition: var(--transition);
    }
    .btn-outline-light:hover {
        background: rgba(255, 255, 255, 0.1);
        border-color: #fff;
        transform: translateY(-2px);
        color: #fff;
    }
    .faq-section {
        padding: 64px 0;
    }
    .faq-list {
        display: flex;
        flex-direction: column;
        gap: 14px;
    }
    .faq-item {
        background: var(--bg-white);
        border: 1px solid var(--border);
        border-radius: var(--radius-sm);
        padding: 20px 24px;
        transition: var(--transition);
    }
    .faq-item:hover {
        border-color: rgba(var(--accent-rgb), 0.4);
        box-shadow: var(--shadow-sm);
    }
    .faq-item h4 {
        font-size: 16px;
        font-weight: 700;
        color: var(--text);
        margin-bottom: 6px;
        display: flex;
        align-items: center;
        gap: 10px;
    }
    .faq-item h4::before {
        content: attr(data-index);
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 24px;
        height: 24px;
        background: rgba(var(--accent-rgb), 0.12);
        color: var(--accent-dark);
        font-size: 12px;
        font-weight: 700;
        border-radius: 50%;
        flex-shrink: 0;
    }
    .faq-item p {
        font-size: 14px;
        color: var(--text-light);
        margin: 6px 0 0 34px;
        line-height: 1.7;
    }
    .site-footer {
        background: var(--primary);
        color: rgba(255, 255, 255, 0.78);
        padding: 60px 0 30px;
    }
    .footer-grid {
        display: grid;
        grid-template-columns: 1.4fr 1fr 1fr;
        gap: 40px;
        padding-bottom: 36px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        margin-bottom: 24px;
    }
    .footer-brand .brand {
        color: #fff;
        margin-bottom: 14px;
    }
    .footer-brand .brand .brand-dot {
        background: var(--accent);
        box-shadow: 0 0 0 4px rgba(var(--accent-rgb), 0.25);
    }
    .footer-brand p {
        font-size: 14px;
        line-height: 1.8;
        color: rgba(255, 255, 255, 0.6);
        margin-top: 14px;
        max-width: 320px;
    }
    .footer-title {
        color: #fff;
        font-size: 15px;
        font-weight: 700;
        margin-bottom: 16px;
        letter-spacing: 0.5px;
    }
    .footer-links {
        list-style: none;
        padding: 0;
        margin: 0;
        display: flex;
        flex-direction: column;
        gap: 10px;
    }
    .footer-links a {
        color: rgba(255, 255, 255, 0.6);
        font-size: 14px;
        transition: var(--transition);
    }
    .footer-links a:hover {
        color: var(--accent);
        padding-left: 4px;
    }
    .footer-bottom {
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: 10px;
        font-size: 13px;
        color: rgba(255, 255, 255, 0.45);
    }
    .footer-bottom a {
        color: rgba(255, 255, 255, 0.5);
    }
    .footer-bottom a:hover {
        color: var(--accent);
    }
    @media (max-width: 992px) {
        .nav-toggle {
            display: inline-flex;
        }
        .main-nav {
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            background: #fff;
            border-bottom: 1px solid var(--border);
            flex-direction: column;
            align-items: stretch;
            gap: 4px;
            padding: 16px 24px 24px;
            display: none;
            box-shadow: var(--shadow-lg);
            z-index: 1029;
        }
        .main-nav.is-open {
            display: flex;
        }
        .nav-link {
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            font-size: 15px;
        }
        .page-hero {
            padding: 80px 0 90px;
        }
        .page-hero__inner h1 {
            font-size: 34px;
        }
        .footer-grid {
            grid-template-columns: 1fr 1fr;
        }
    }
    @media (max-width: 768px) {
        .header-inner {
            height: 64px;
        }
        .main-nav {
            top: 64px;
        }
        .page-hero {
            padding: 64px 0 72px;
        }
        .page-hero__inner h1 {
            font-size: 27px;
        }
        .hero-meta {
            gap: 10px;
            font-size: 13px;
        }
        .page-main {
            padding: 32px 0 40px;
        }
        .article-card {
            padding: 26px 20px;
        }
        .article-content {
            font-size: 15.5px;
        }
        .sidebar {
            position: static;
            margin-top: 8px;
        }
        .section-head h2 {
            font-size: 23px;
        }
        .cta-box h2 {
            font-size: 26px;
        }
        .faq-item {
            padding: 16px 18px;
        }
        .footer-grid {
            grid-template-columns: 1fr;
            gap: 30px;
        }
    }
    @media (max-width: 520px) {
        .container {
            padding-left: 16px;
            padding-right: 16px;
        }
        .brand {
            font-size: 19px;
        }
        .page-hero__inner h1 {
            font-size: 23px;
        }
        .hero-badge {
            font-size: 12px;
            padding: 5px 12px;
        }
        .breadcrumb-custom .is-active {
            max-width: 160px;
        }
        .article-card {
            padding: 20px 16px;
            border-radius: 14px;
        }
        .content-card__body {
            padding: 16px;
        }
        .section-head {
            flex-direction: column;
            align-items: flex-start;
            gap: 8px;
        }
        .footer-bottom {
            flex-direction: column;
            text-align: center;
            justify-content: center;
        }
    }

/* roulang page: category3 */
:root {
            --primary: #11c96f;
            --primary-dark: #0da75c;
            --primary-light: #d4fce7;
            --secondary: #0a1f44;
            --accent: #ffa62b;
            --bg-light: #f6f9f7;
            --bg-dark: #081428;
            --text-dark: #0d1b2a;
            --text-weak: #5f7486;
            --text-light: #a7bed3;
            --border-color: #e8eef2;
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-md: 0 8px 30px rgba(8, 20, 40, 0.08);
            --shadow-lg: 0 18px 48px rgba(8, 20, 40, 0.12);
            --transition: all 0.3s ease;
            --space-section: 96px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            line-height: 1.7;
            color: var(--text-dark);
            background: #fff;
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        input,
        textarea {
            font-family: inherit;
        }

        .container {
            max-width: 1180px;
            padding-left: 24px;
            padding-right: 24px;
            margin-left: auto;
            margin-right: auto;
        }

        .text-brand {
            color: var(--primary) !important;
        }

        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(17, 201, 111, 0.4);
            outline-offset: 3px;
            border-radius: 4px;
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-color);
            height: 68px;
            display: flex;
            align-items: center;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            letter-spacing: 0.02em;
            color: var(--secondary);
            line-height: 1;
        }

        .brand-dot {
            width: 38px;
            height: 38px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            position: relative;
            box-shadow: 0 4px 12px rgba(17, 201, 111, 0.3);
            flex-shrink: 0;
        }

        .brand-dot::after {
            content: "";
            width: 12px;
            height: 12px;
            border-radius: 50%;
            border: 2.5px solid #fff;
            background: transparent;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .nav-link {
            padding: 8px 16px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-dark);
            border-radius: 30px;
            position: relative;
            transition: var(--transition);
        }

        .nav-link:hover {
            color: var(--primary);
            background: var(--primary-light);
        }

        .nav-link.is-active {
            color: var(--primary-dark);
            font-weight: 600;
        }

        .nav-link.is-active::after {
            content: "";
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 3px;
            border-radius: 4px;
            background: var(--primary);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--secondary);
            border-radius: 3px;
            transition: var(--transition);
        }

        .nav-toggle.is-open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle.is-open span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.is-open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ===== Hero Banner ===== */
        .page-hero {
            position: relative;
            padding: 90px 0 80px;
            background: linear-gradient(135deg, rgba(8, 20, 40, 0.88) 0%, rgba(8, 20, 40, 0.72) 60%, rgba(17, 201, 111, 0.4) 100%),
                url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            color: #fff;
            overflow: hidden;
        }

        .page-hero::before {
            content: "";
            position: absolute;
            top: -80px;
            right: -60px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(17, 201, 111, 0.35) 0%, transparent 70%);
            pointer-events: none;
        }

        .page-hero .hero-caption {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            padding: 8px 18px;
            border-radius: 40px;
            font-size: 0.88rem;
            font-weight: 500;
            color: #eafff3;
            margin-bottom: 20px;
            backdrop-filter: blur(6px);
        }

        .page-hero .hero-caption i {
            color: var(--primary);
        }

        .page-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.01em;
            max-width: 620px;
            margin-bottom: 18px;
        }

        .page-hero p.lead {
            font-size: 1.08rem;
            color: var(--text-light);
            max-width: 560px;
            margin-bottom: 30px;
        }

        .hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .hero-tags .tag-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.16);
            border-radius: 30px;
            font-size: 0.9rem;
            color: #d6e9df;
            transition: var(--transition);
        }

        .hero-tags .tag-item:hover {
            background: rgba(17, 201, 111, 0.25);
            border-color: var(--primary);
            transform: translateY(-2px);
        }

        .hero-stats {
            margin-top: 46px;
            display: flex;
            gap: 40px;
            flex-wrap: wrap;
            padding-top: 26px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
        }

        .stat-num {
            font-size: 1.8rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }

        .stat-num span {
            color: var(--primary);
        }

        .stat-label {
            font-size: 0.84rem;
            color: var(--text-light);
            margin-top: 2px;
        }

        /* ===== Section Common ===== */
        .section {
            padding: var(--space-section) 0;
        }

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

        .section-head {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 56px;
        }

        .section-head .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary-dark);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: 12px;
        }

        .section-head .eyebrow::before,
        .section-head .eyebrow::after {
            content: "";
            width: 24px;
            height: 1px;
            background: var(--primary);
            opacity: 0.5;
        }

        .section-head h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--secondary);
            line-height: 1.35;
            margin-bottom: 12px;
        }

        .section-head p {
            color: var(--text-weak);
            font-size: 1rem;
        }

        /* ===== Cards ===== */
        .health-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 28px;
        }

        .health-card {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-color);
            padding: 34px 28px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .health-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            opacity: 0;
            transition: var(--transition);
        }

        .health-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(17, 201, 111, 0.3);
        }

        .health-card:hover::before {
            opacity: 1;
        }

        .health-card .icon-wrap {
            width: 54px;
            height: 54px;
            border-radius: 16px;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--primary-dark);
            margin-bottom: 22px;
        }

        .health-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--secondary);
        }

        .health-card p {
            font-size: 0.94rem;
            color: var(--text-weak);
            margin-bottom: 18px;
        }

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

        .health-card ul li {
            font-size: 0.9rem;
            color: var(--text-dark);
            padding: 6px 0;
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }

        .health-card ul li i {
            color: var(--primary);
            font-size: 0.78rem;
            margin-top: 5px;
        }

        /* ===== Content List ===== */
        .article-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .article-row {
            display: flex;
            align-items: center;
            gap: 24px;
            background: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            padding: 18px 20px;
            transition: var(--transition);
        }

        .article-row:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: rgba(17, 201, 111, 0.25);
        }

        .article-rank {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary-dark);
            min-width: 44px;
            text-align: center;
            opacity: 0.85;
        }

        .article-info {
            flex: 1;
        }

        .article-info .meta-row {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 4px;
        }

        .article-info .badge {
            background: var(--primary-light);
            color: var(--primary-dark);
            font-size: 0.74rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 30px;
            letter-spacing: 0.02em;
        }

        .article-info .date {
            font-size: 0.8rem;
            color: var(--text-weak);
        }

        .article-info h4 {
            font-size: 1.05rem;
            font-weight: 650;
            margin: 0 0 6px;
            color: var(--secondary);
        }

        .article-info p {
            font-size: 0.88rem;
            color: var(--text-weak);
            margin: 0;
            line-height: 1.6;
        }

        .article-link {
            font-size: 0.88rem;
            color: var(--primary-dark);
            font-weight: 600;
            white-space: nowrap;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .article-link i {
            transition: var(--transition);
            font-size: 0.8rem;
        }

        .article-link:hover i {
            transform: translateX(4px);
        }

        /* ===== Feature Block ===== */
        .feature-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .feature-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            position: relative;
            box-shadow: var(--shadow-lg);
        }

        .feature-image img {
            width: 100%;
            height: 400px;
            object-fit: cover;
        }

        .feature-image .img-tag {
            position: absolute;
            top: 18px;
            left: 18px;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(8px);
            padding: 8px 16px;
            border-radius: 30px;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--secondary);
        }

        .feature-content .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.84rem;
            font-weight: 600;
            color: var(--primary-dark);
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin-bottom: 14px;
        }

        .feature-content h2 {
            font-size: 1.85rem;
            font-weight: 800;
            color: var(--secondary);
            line-height: 1.35;
            margin-bottom: 18px;
        }

        .feature-content p {
            color: var(--text-weak);
            font-size: 1rem;
            margin-bottom: 18px;
        }

        .feature-list {
            list-style: none;
            padding: 0;
            margin: 0 0 28px;
        }

        .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 8px 0;
            font-size: 0.96rem;
            color: var(--text-dark);
        }

        .feature-list li i {
            color: var(--primary);
            margin-top: 5px;
            font-size: 0.85rem;
        }

        /* ===== Stats Dark Block ===== */
        .stats-section {
            background: linear-gradient(135deg, var(--bg-dark) 0%, #0e2a4d 100%);
            padding: 70px 0;
            border-radius: 0;
            position: relative;
            overflow: hidden;
        }

        .stats-section::before {
            content: "";
            position: absolute;
            top: -140px;
            left: 50%;
            transform: translateX(-50%);
            width: 600px;
            height: 300px;
            background: radial-gradient(ellipse, rgba(17, 201, 111, 0.2) 0%, transparent 65%);
            pointer-events: none;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .stats-item {
            border-radius: var(--radius-md);
            padding: 28px 16px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: var(--transition);
        }

        .stats-item:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-4px);
        }

        .stats-item .num {
            font-size: 2.2rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            font-family: inherit;
        }

        .stats-item .num span {
            color: var(--primary);
            font-size: 1.6rem;
        }

        .stats-item .label {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-top: 6px;
        }

        /* ===== Timeline ===== */
        .timeline {
            position: relative;
            padding-left: 32px;
        }

        .timeline::before {
            content: "";
            position: absolute;
            left: 10px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: linear-gradient(180deg, var(--primary), rgba(17, 201, 111, 0.2));
        }

        .timeline-item {
            position: relative;
            margin-bottom: 34px;
        }

        .timeline-item::before {
            content: "";
            position: absolute;
            left: -28px;
            top: 8px;
            width: 15px;
            height: 15px;
            border-radius: 50%;
            background: var(--primary);
            border: 3px solid #fff;
            box-shadow: 0 0 0 3px rgba(17, 201, 111, 0.2);
        }

        .timeline-item .t-tag {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary-dark);
            font-size: 0.78rem;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 30px;
            margin-bottom: 8px;
        }

        .timeline-item h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--secondary);
            margin-bottom: 6px;
        }

        .timeline-item p {
            font-size: 0.92rem;
            color: var(--text-weak);
            margin: 0;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(17, 201, 111, 0.35);
        }

        .faq-question {
            width: 100%;
            text-align: left;
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--secondary);
            background: transparent;
            transition: var(--transition);
        }

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

        .faq-question .faq-icon {
            font-size: 0.9rem;
            color: var(--primary);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }

        .faq-question[aria-expanded="true"] .faq-icon {
            transform: rotate(180deg);
        }

        .faq-answer {
            padding: 0 24px 20px;
            font-size: 0.94rem;
            color: var(--text-weak);
            border-top: 1px dashed var(--border-color);
            padding-top: 14px;
            margin-top: 0;
        }

        .faq-item .accordion-body {
            padding-top: 14px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            text-align: center;
            padding: 72px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            top: -40px;
            right: -40px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
        }

        .cta-section::after {
            content: "\f1e3";
            font-family: "Font Awesome 6 Free", "Font Awesome 5 Free";
            font-weight: 900;
            position: absolute;
            bottom: -50px;
            left: -20px;
            font-size: 10rem;
            color: rgba(255, 255, 255, 0.08);
            transform: rotate(15deg);
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }

        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 28px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn-cta-light {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: #fff;
            color: var(--primary-dark);
            padding: 13px 32px;
            border-radius: 40px;
            font-weight: 700;
            font-size: 0.98rem;
            transition: var(--transition);
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
        }

        .btn-cta-light:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.2);
            color: var(--primary-dark);
            background: #f0fff7;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: var(--text-light);
            padding: 64px 0 28px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 48px;
        }

        .footer-brand .brand {
            color: #fff;
            margin-bottom: 12px;
        }

        .footer-brand .brand .brand-dot {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
        }

        .footer-brand p {
            font-size: 0.92rem;
            color: var(--text-light);
            margin-top: 14px;
            line-height: 1.8;
            max-width: 340px;
        }

        .footer-title {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 700;
            letter-spacing: 0.02em;
            padding-bottom: 12px;
            margin-bottom: 16px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

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

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

        .footer-links a {
            font-size: 0.92rem;
            color: var(--text-light);
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--primary);
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-bottom p {
            font-size: 0.84rem;
            margin: 0;
            color: rgba(167, 190, 211, 0.7);
        }

        .footer-bottom a {
            color: var(--text-light);
        }

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

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            :root {
                --space-section: 78px;
            }

            .page-hero h1 {
                font-size: 2.4rem;
            }

            .feature-wrap {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .feature-image img {
                height: 320px;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

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

        @media (max-width: 768px) {
            :root {
                --space-section: 64px;
            }

            .site-header {
                height: 60px;
            }

            .main-nav {
                position: fixed;
                top: 60px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: flex-start;
                padding: 16px 24px 20px;
                gap: 4px;
                border-bottom: 1px solid var(--border-color);
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
                transform: translateY(-120%);
                opacity: 0;
                visibility: hidden;
                transition: var(--transition);
                z-index: 999;
            }

            .main-nav.is-open {
                transform: translateY(0);
                opacity: 1;
                visibility: visible;
            }

            .main-nav .nav-link {
                width: 100%;
                padding: 12px 10px;
                border-radius: 8px;
            }

            .main-nav .nav-link.is-active {
                background: var(--primary-light);
            }

            .main-nav .nav-link.is-active::after {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .page-hero {
                padding: 64px 0 60px;
            }

            .page-hero h1 {
                font-size: 1.9rem;
            }

            .page-hero p.lead {
                font-size: 0.98rem;
            }

            .section-head h2 {
                font-size: 1.6rem;
            }

            .health-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .article-row {
                flex-wrap: wrap;
                gap: 12px;
            }

            .article-rank {
                min-width: 32px;
                font-size: 1.2rem;
            }

            .article-info {
                width: calc(100% - 46px);
            }

            .article-link {
                width: 100%;
                padding-left: 10px;
            }

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

            .stats-item .num {
                font-size: 1.7rem;
            }

            .feature-image img {
                height: 260px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

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

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .page-hero h1 {
                font-size: 1.6rem;
            }

            .hero-stats {
                gap: 24px;
            }

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

            .health-card {
                padding: 26px 20px;
            }

            .section-head {
                margin-bottom: 36px;
            }

            .section-head h2 {
                font-size: 1.4rem;
            }

            .article-row {
                padding: 14px;
            }

            .article-info h4 {
                font-size: 0.96rem;
            }

            .article-info p {
                display: -webkit-box;
                -webkit-line-clamp: 2;
                -webkit-box-orient: vertical;
                overflow: hidden;
            }

            .feature-list li {
                font-size: 0.9rem;
            }

            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }

            .stats-item {
                padding: 20px 10px;
            }

            .stats-item .num {
                font-size: 1.4rem;
            }

            .stats-item .num span {
                font-size: 1.1rem;
            }

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

            .cta-section p {
                font-size: 0.92rem;
            }

            .faq-question {
                font-size: 0.9rem;
                padding: 16px 18px;
            }

            .faq-answer {
                padding: 0 18px 14px;
                font-size: 0.88rem;
            }
        }

/* roulang page: category2 */
/* ========== 设计变量 ========== */
        :root {
            --primary: #141e33;
            --primary-rgb: 20, 30, 51;
            --primary-soft: #1b2945;
            --accent: #ff6b2c;
            --accent-rgb: 255, 107, 44;
            --accent-2: #ffb347;
            --success: #19b394;
            --success-rgb: 25, 179, 148;
            --bg: #f6f7fb;
            --card-bg: #ffffff;
            --text: #1b1f2a;
            --muted: #687084;
            --border: #e6e9f0;
            --radius: 18px;
            --radius-sm: 12px;
            --radius-xs: 8px;
            --shadow-sm: 0 4px 16px rgba(20, 30, 51, 0.06);
            --shadow: 0 12px 40px rgba(20, 30, 51, 0.10);
            --shadow-lg: 0 20px 60px rgba(20, 30, 51, 0.16);
            --header-h: 76px;
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* ========== 基础重置 ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

        img {
            max-width: 100%;
            display: block;
            object-fit: cover;
        }

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

        /* ========== 容器与通用 ========== */
        .container {
            max-width: 1240px;
            padding-left: 20px;
            padding-right: 20px;
            margin: 0 auto;
        }

        .section {
            padding: 96px 0;
        }

        .section-head {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 56px;
        }

        .section-head .eyebrow {
            display: inline-block;
            background: rgba(var(--accent-rgb), 0.12);
            color: var(--accent);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 2px;
            padding: 6px 16px;
            border-radius: 100px;
            margin-bottom: 16px;
            text-transform: uppercase;
        }

        .section-head h2 {
            font-size: clamp(28px, 4vw, 40px);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.25;
            margin-bottom: 14px;
            color: var(--primary);
        }

        .section-head p {
            color: var(--muted);
            font-size: 16px;
            margin: 0;
        }

        .btn-main,
        .btn-ghost,
        .btn-small,
        .btn-light {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: none;
            border-radius: 100px;
            font-weight: 700;
            cursor: pointer;
            transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
        }

        .btn-main {
            background: linear-gradient(135deg, #ff8a3c, #ff5f2c);
            color: #fff;
            padding: 14px 32px;
            font-size: 15px;
            box-shadow: 0 8px 24px rgba(var(--accent-rgb), 0.35);
        }

        .btn-main:hover {
            transform: translateY(-2px);
            box-shadow: 0 14px 32px rgba(var(--accent-rgb), 0.45);
            color: #fff;
        }

        .btn-ghost {
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.7);
            padding: 13px 30px;
            font-size: 15px;
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-small {
            background: var(--primary);
            color: #fff;
            padding: 10px 24px;
            font-size: 14px;
            box-shadow: 0 4px 14px rgba(var(--primary-rgb), 0.22);
        }

        .btn-small:hover {
            background: var(--primary-soft);
            transform: translateY(-1px);
            box-shadow: 0 8px 22px rgba(var(--primary-rgb), 0.28);
            color: #fff;
        }

        .btn-light {
            background: #fff;
            color: var(--primary);
            padding: 13px 32px;
            font-size: 15px;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
        }

        .btn-light:hover {
            transform: translateY(-2px);
            box-shadow: 0 14px 32px rgba(0, 0, 0, 0.2);
            color: var(--accent);
        }

        /* ========== 导航 ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-h);
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid transparent;
            transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
        }

        .site-header.is-scrolled {
            background: rgba(255, 255, 255, 0.97);
            border-bottom-color: var(--border);
            box-shadow: 0 4px 20px rgba(20, 30, 51, 0.06);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-h);
            gap: 24px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }

        .brand-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-2), var(--accent));
            box-shadow: 0 0 0 4px rgba(var(--accent-rgb), 0.15);
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .nav-link {
            position: relative;
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 600;
            color: var(--muted);
            border-radius: 8px;
            transition: color var(--transition), background var(--transition);
        }

        .nav-link:hover {
            color: var(--primary);
            background: rgba(var(--primary-rgb), 0.05);
        }

        .nav-link.is-active {
            color: var(--primary);
        }

        .nav-link.is-active::after {
            content: "";
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 2px;
            height: 3px;
            border-radius: 4px;
            background: linear-gradient(135deg, var(--accent-2), var(--accent));
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 42px;
            height: 42px;
            padding: 10px;
            background: transparent;
            border: 1px solid var(--border);
            border-radius: 10px;
            cursor: pointer;
        }

        .nav-toggle span {
            display: block;
            height: 2px;
            width: 100%;
            background: var(--primary);
            border-radius: 4px;
            transition: transform var(--transition), opacity var(--transition);
        }

        .nav-toggle.is-active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle.is-active span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.is-active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ========== 页面横幅 ========== */
        .page-hero {
            position: relative;
            padding: 168px 0 120px;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            color: #fff;
        }

        .page-hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(115deg, rgba(14, 22, 40, 0.92) 0%, rgba(14, 22, 40, 0.68) 50%, rgba(14, 22, 40, 0.42) 100%);
        }

        .page-hero-content {
            position: relative;
            z-index: 2;
            max-width: 820px;
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 28px;
        }

        .breadcrumb-nav a {
            color: rgba(255, 255, 255, 0.7);
        }

        .breadcrumb-nav a:hover {
            color: #fff;
        }

        .breadcrumb-nav span {
            display: inline-flex;
            align-items: center;
        }

        .hero-tag {
            display: inline-block;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.25);
            padding: 6px 18px;
            border-radius: 100px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 20px;
            backdrop-filter: blur(8px);
        }

        .page-hero h1 {
            font-size: clamp(36px, 6vw, 58px);
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: -0.03em;
            margin-bottom: 18px;
        }

        .page-hero-content>p {
            font-size: clamp(15px, 2vw, 18px);
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.88);
            max-width: 640px;
            margin-bottom: 32px;
        }

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

        /* ========== 实时状态条 ========== */
        .live-status {
            margin-top: -52px;
            position: relative;
            z-index: 5;
            padding-bottom: 0;
        }

        .live-status-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow-lg);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            padding: 24px 32px;
            flex-wrap: wrap;
            border: 1px solid rgba(var(--success-rgb), 0.15);
            position: relative;
            overflow: hidden;
        }

        .live-status-card::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 4px;
            background: linear-gradient(180deg, var(--success), #12d3b6);
        }

        .live-left {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .live-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--success);
            box-shadow: 0 0 0 4px rgba(var(--success-rgb), 0.2);
            animation: pulse-dot 2s infinite;
            flex-shrink: 0;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 4px rgba(var(--success-rgb), 0.2);
            }
            50% {
                box-shadow: 0 0 0 8px rgba(var(--success-rgb), 0.1);
            }
        }

        .live-left strong {
            display: block;
            font-size: 16px;
            color: var(--primary);
            font-weight: 700;
        }

        .live-left span {
            font-size: 14px;
            color: var(--muted);
        }

        .live-countdown {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .live-countdown>span {
            font-size: 14px;
            font-weight: 600;
            color: var(--muted);
        }

        .countdown-nums {
            display: inline-flex;
            gap: 4px;
            font-family: "SF Mono", "Roboto Mono", Consolas, monospace;
            font-size: 24px;
            font-weight: 700;
            color: var(--accent);
            background: rgba(var(--accent-rgb), 0.08);
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            letter-spacing: 2px;
        }

        /* ========== 分类入口 ========== */
        .category-entry {
            padding-bottom: 72px;
        }

        .category-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 20px;
        }

        .category-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 32px 22px;
            text-align: center;
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
        }

        .category-card i {
            font-size: 34px;
            color: var(--accent);
            margin-bottom: 16px;
            display: inline-block;
            transition: transform var(--transition);
        }

        .category-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 6px;
        }

        .category-card p {
            font-size: 13px;
            color: var(--muted);
            margin: 0;
            line-height: 1.5;
        }

        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow);
            border-color: rgba(var(--accent-rgb), 0.3);
        }

        .category-card:hover i {
            transform: scale(1.1) rotate(-6deg);
        }

        /* ========== 课程卡片 ========== */
        .courses-section {
            background: #fff;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .course-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            display: flex;
            height: 100%;
            transition: transform var(--transition), box-shadow var(--transition);
        }

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

        .course-cover {
            position: relative;
            width: 220px;
            min-height: 210px;
            flex-shrink: 0;
            overflow: hidden;
        }

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

        .course-card:hover .course-cover img {
            transform: scale(1.05);
        }

        .course-cover .course-level {
            position: absolute;
            left: 14px;
            top: 14px;
            background: rgba(20, 30, 51, 0.85);
            backdrop-filter: blur(6px);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 100px;
            letter-spacing: 0.5px;
        }

        .course-body {
            padding: 24px 26px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .course-meta {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--muted);
            margin-bottom: 10px;
        }

        .course-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

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

        .course-body h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .course-body p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.65;
            flex: 1;
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .course-foot {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--border);
            padding-top: 16px;
        }

        .course-heat {
            font-size: 13px;
            color: var(--muted);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .course-heat i {
            color: var(--accent-2);
        }

        .course-heat strong {
            color: var(--primary);
            font-size: 15px;
        }

        .course-link {
            font-size: 13px;
            font-weight: 700;
            color: var(--accent);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition);
        }

        .course-link:hover {
            gap: 8px;
            color: var(--accent);
        }

        /* ========== 学习流程 ========== */
        .path-section {
            background: linear-gradient(180deg, var(--bg) 0%, #eef1f7 100%);
        }

        .path-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            counter-reset: step;
        }

        .path-step {
            position: relative;
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 40px 28px 32px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            transition: transform var(--transition), box-shadow var(--transition);
        }

        .path-step:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow);
        }

        .path-step::before {
            counter-increment: step;
            content: "0" counter(step);
            position: absolute;
            top: -18px;
            left: 50%;
            transform: translateX(-50%);
            background: linear-gradient(135deg, var(--accent-2), var(--accent));
            color: #fff;
            font-weight: 800;
            font-size: 16px;
            min-width: 36px;
            height: 36px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 6px 16px rgba(var(--accent-rgb), 0.35);
        }

        .path-step-icon {
            width: 58px;
            height: 58px;
            background: rgba(var(--primary-rgb), 0.06);
            border-radius: 16px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--primary);
            margin-bottom: 18px;
        }

        .path-step h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
        }

        .path-step p {
            font-size: 14px;
            color: var(--muted);
            margin: 0;
            line-height: 1.6;
        }

        /* ========== 教练团队 ========== */
        .coach-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 36px 24px 28px;
            text-align: center;
            transition: transform var(--transition), box-shadow var(--transition);
            height: 100%;
        }

        .coach-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow);
        }

        .coach-avatar {
            width: 88px;
            height: 88px;
            border-radius: 50%;
            object-fit: cover;
            margin: 0 auto 18px;
            border: 4px solid rgba(var(--accent-rgb), 0.15);
            transition: border-color var(--transition);
        }

        .coach-card:hover .coach-avatar {
            border-color: var(--accent);
        }

        .coach-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 4px;
        }

        .coach-card .coach-role {
            font-size: 13px;
            font-weight: 700;
            color: var(--accent);
            display: block;
            margin-bottom: 14px;
        }

        .coach-card p {
            font-size: 14px;
            color: var(--muted);
            margin: 0;
            line-height: 1.6;
        }

        /* ========== 数据统计 ========== */
        .stats-section {
            padding: 80px 0;
            background: var(--primary);
            position: relative;
            overflow: hidden;
        }

        .stats-section::before {
            content: "";
            position: absolute;
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: rgba(var(--accent-rgb), 0.12);
            filter: blur(80px);
            top: -160px;
            right: -80px;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            position: relative;
            z-index: 1;
        }

        .stat-item {
            text-align: center;
            color: #fff;
        }

        .stat-num {
            display: block;
            font-size: clamp(38px, 5vw, 52px);
            font-weight: 800;
            line-height: 1.2;
            background: linear-gradient(135deg, var(--accent-2), var(--accent));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 6px;
        }

        .stat-label {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.7);
            font-weight: 500;
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: #fff;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

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

        .faq-item {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .faq-item.is-active {
            border-color: rgba(var(--accent-rgb), 0.35);
            box-shadow: var(--shadow-sm);
        }

        .faq-q {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            background: transparent;
            border: none;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            text-align: left;
            cursor: pointer;
            transition: color var(--transition);
        }

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

        .faq-q .faq-icon {
            flex-shrink: 0;
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: rgba(var(--primary-rgb), 0.06);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            color: var(--primary);
            transition: transform var(--transition), background var(--transition), color var(--transition);
        }

        .faq-item.is-active .faq-icon {
            transform: rotate(45deg);
            background: var(--accent);
            color: #fff;
        }

        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
            padding: 0 24px;
            color: var(--muted);
            font-size: 15px;
            line-height: 1.75;
        }

        .faq-item.is-active .faq-a {
            max-height: 260px;
            padding: 0 24px 22px;
        }

        /* ========== CTA ========== */
        .cta-section {
            padding: 80px 0;
        }

        .cta-card {
            position: relative;
            border-radius: calc(var(--radius) + 8px);
            background-size: cover;
            background-position: center;
            padding: 72px 56px;
            text-align: center;
            overflow: hidden;
            color: #fff;
            box-shadow: var(--shadow-lg);
        }

        .cta-card::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(14, 22, 40, 0.94), rgba(16, 28, 50, 0.72));
            opacity: 0.88;
        }

        .cta-card>* {
            position: relative;
            z-index: 1;
        }

        .cta-card h2 {
            font-size: clamp(26px, 4vw, 38px);
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 16px;
        }

        .cta-card p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }

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

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.75);
            padding: 72px 0 32px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 0.8fr;
            gap: 48px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand .brand {
            color: #fff;
            font-size: 24px;
            margin-bottom: 18px;
        }

        .footer-brand p {
            font-size: 15px;
            line-height: 1.75;
            max-width: 380px;
            margin: 0;
        }

        .footer-title {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-links a {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition), padding-left var(--transition);
        }

        .footer-links a:hover {
            color: var(--accent-2);
            padding-left: 4px;
        }

        .footer-bottom {
            padding-top: 28px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom p {
            margin: 0;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 992px) {
            .nav-toggle {
                display: flex;
            }

            .main-nav {
                position: fixed;
                top: var(--header-h);
                right: 0;
                width: min(320px, 85vw);
                height: calc(100vh - var(--header-h));
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                padding: 24px;
                gap: 6px;
                box-shadow: -8px 0 40px rgba(20, 30, 51, 0.12);
                transform: translateX(100%);
                visibility: hidden;
                transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.4s;
                border-left: 1px solid var(--border);
            }

            .main-nav.is-open {
                transform: translateX(0);
                visibility: visible;
            }

            .nav-link.is-active::after {
                bottom: auto;
                left: 0;
                right: auto;
                top: 50%;
                width: 3px;
                height: 20px;
                transform: translateY(-50%);
                border-radius: 4px;
            }

            .nav-link {
                padding: 14px 18px;
                font-size: 16px;
                border-radius: 10px;
            }

            .nav-link:hover {
                background: rgba(var(--primary-rgb), 0.05);
            }

            .nav-link.is-active {
                background: rgba(var(--accent-rgb), 0.08);
                padding-left: 28px;
            }

            .category-grid {
                grid-template-columns: repeat(3, 1fr);
            }

            .course-card {
                flex-direction: column;
            }

            .course-cover {
                width: 100%;
                height: 200px;
                min-height: 0;
            }

            .path-steps {
                grid-template-columns: repeat(2, 1fr);
                gap: 36px 24px;
            }

            .coaches-section .row {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 40px;
            }

            .live-status-card {
                padding: 20px 24px;
            }

            .live-countdown {
                width: 100%;
                justify-content: flex-start;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 36px 24px;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: 72px 0;
            }

            .page-hero {
                padding: 140px 0 96px;
            }

            .hero-actions {
                flex-direction: column;
                align-items: flex-start;
            }

            .hero-actions .btn-main,
            .hero-actions .btn-ghost {
                width: 100%;
            }

            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .cta-card {
                padding: 48px 28px;
            }

            .cta-actions {
                flex-direction: column;
                align-items: stretch;
            }

            .cta-actions .btn-light {
                width: 100%;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .course-body h3 {
                font-size: 17px;
            }
        }

        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 34px;
            }

            .page-hero {
                padding: 124px 0 80px;
            }

            .live-status-card {
                flex-direction: column;
                align-items: stretch;
                gap: 14px;
            }

            .live-left {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }

            .live-countdown {
                flex-wrap: wrap;
            }

            .category-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }

            .category-card {
                padding: 24px 14px;
            }

            .category-card i {
                font-size: 26px;
            }

            .category-card h3 {
                font-size: 15px;
            }

            .category-card p {
                font-size: 12px;
            }

            .path-steps {
                grid-template-columns: 1fr;
            }

            .coaches-section .row {
                grid-template-columns: 1fr;
            }

            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px 16px;
            }

            .stat-num {
                font-size: 34px;
            }

            .cta-card {
                padding: 40px 20px;
                border-radius: var(--radius);
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                justify-content: center;
            }
        }