/* roulang page: index */
:root {
            --color-primary: #c8102e;
            --color-primary-dark: #a00d25;
            --color-primary-light: #e8405a;
            --color-accent: #f5a623;
            --color-accent-dark: #d4891a;
            --color-bg: #f8f9fc;
            --color-bg-dark: #1a1a2e;
            --color-bg-card: #ffffff;
            --color-text: #1a1a2e;
            --color-text-secondary: #5a6070;
            --color-text-light: #8b8f9a;
            --color-border: #e2e6ef;
            --color-border-light: #f0f2f7;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 26px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.07), 0 2px 6px rgba(0, 0, 0, 0.05);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.09), 0 4px 10px rgba(0, 0, 0, 0.05);
            --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.12), 0 6px 16px rgba(0, 0, 0, 0.06);
            --transition-fast: 0.18s ease;
            --transition-normal: 0.28s ease;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, sans-serif;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
        }

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

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

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
            border-radius: 4px;
        }

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

        /* ===== 导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--color-border-light);
            padding: 0;
            transition: box-shadow var(--transition-normal);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 10px;
            padding-bottom: 10px;
            gap: 20px;
        }
        .nav-logo {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--color-text);
            white-space: nowrap;
            letter-spacing: -0.02em;
            display: flex;
            align-items: center;
            gap: 9px;
            flex-shrink: 0;
        }
        .nav-logo .logo-icon {
            width: 38px;
            height: 38px;
            background: var(--color-primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--color-primary);
        }
        .nav-links-wrap {
            display: flex;
            align-items: center;
            gap: 6px;
            background: var(--color-bg);
            border-radius: var(--radius-lg);
            padding: 5px 6px;
            border: 1px solid var(--color-border-light);
        }
        .nav-link-card {
            display: flex;
            align-items: center;
            gap: 7px;
            padding: 9px 18px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            background: transparent;
            cursor: pointer;
            border: none;
        }
        .nav-link-card:hover {
            background: #fff;
            color: var(--color-text);
            box-shadow: var(--shadow-sm);
        }
        .nav-link-card.active {
            background: #fff;
            color: var(--color-primary);
            box-shadow: var(--shadow-sm);
            font-weight: 700;
        }
        .nav-link-card .nav-icon {
            font-size: 0.85rem;
            opacity: 0.7;
        }
        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            background: var(--color-primary);
            color: #fff;
            padding: 10px 22px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.93rem;
            white-space: nowrap;
            transition: all var(--transition-fast);
            border: none;
            cursor: pointer;
            flex-shrink: 0;
        }
        .nav-cta-btn:hover {
            background: var(--color-primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(200, 16, 46, 0.35);
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.4rem;
            cursor: pointer;
            padding: 8px;
            color: var(--color-text);
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }
        .mobile-menu-toggle:hover {
            background: var(--color-border-light);
        }
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            z-index: 200;
            flex-direction: column;
            padding: 24px;
            gap: 12px;
            overflow-y: auto;
        }
        .mobile-nav-panel.open {
            display: flex;
        }
        .mobile-nav-panel .mobile-close {
            align-self: flex-end;
            background: none;
            border: none;
            font-size: 1.6rem;
            cursor: pointer;
            padding: 10px;
            color: var(--color-text);
            border-radius: 50%;
            transition: background var(--transition-fast);
        }
        .mobile-nav-panel .mobile-close:hover {
            background: var(--color-border-light);
        }
        .mobile-nav-panel .mobile-nav-item {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 14px 20px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 1.1rem;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            background: var(--color-bg);
        }
        .mobile-nav-panel .mobile-nav-item.active {
            background: var(--color-primary);
            color: #fff;
        }

        /* ===== Hero ===== */
        .hero-section {
            position: relative;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 580px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 46, 0.82) 0%, rgba(26, 26, 46, 0.55) 50%, rgba(200, 16, 46, 0.35) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            padding: 80px 0;
            color: #fff;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: 50px;
            padding: 7px 16px;
            font-size: 0.88rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            margin-bottom: 20px;
            color: #fff;
        }
        .hero-badge .live-dot {
            width: 9px;
            height: 9px;
            background: #22c55e;
            border-radius: 50%;
            animation: pulse-dot 1.6s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(34, 197, 94, 0);
            }
        }
        .hero-title {
            font-family: var(--font-heading);
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.03em;
            margin: 0 0 18px 0;
            max-width: 700px;
        }
        .hero-subtitle {
            font-size: 1.2rem;
            font-weight: 400;
            line-height: 1.7;
            max-width: 580px;
            margin: 0 0 30px 0;
            opacity: 0.9;
            color: rgba(255, 255, 255, 0.9);
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }
        .btn-primary-lg {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--color-primary);
            color: #fff;
            padding: 14px 30px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1.05rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-normal);
            white-space: nowrap;
        }
        .btn-primary-lg:hover {
            background: #e03a50;
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(200, 16, 46, 0.45);
            color: #fff;
        }
        .btn-outline-lg {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            padding: 14px 30px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1.05rem;
            border: 2px solid rgba(255, 255, 255, 0.5);
            cursor: pointer;
            transition: all var(--transition-normal);
            white-space: nowrap;
        }
        .btn-outline-lg:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }
        .hero-countdown-wrap {
            display: flex;
            gap: 16px;
            margin-top: 28px;
            flex-wrap: wrap;
        }
        .countdown-item {
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(6px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-md);
            padding: 14px 18px;
            text-align: center;
            min-width: 68px;
        }
        .countdown-num {
            font-size: 2rem;
            font-weight: 800;
            line-height: 1;
            font-variant-numeric: tabular-nums;
        }
        .countdown-label {
            font-size: 0.78rem;
            opacity: 0.8;
            margin-top: 3px;
            font-weight: 500;
        }

        /* ===== 板块通用 ===== */
        .section-block {
            padding: 72px 0;
        }
        .section-block.alt-bg {
            background: #fff;
        }
        .section-block.dark-bg {
            background: var(--color-bg-dark);
            color: #fff;
        }
        .section-label {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--color-primary);
            margin-bottom: 8px;
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin: 0 0 12px 0;
            line-height: 1.3;
        }
        .section-desc {
            font-size: 1.05rem;
            color: var(--color-text-secondary);
            max-width: 600px;
            margin: 0 0 36px 0;
            line-height: 1.7;
        }
        .dark-bg .section-desc {
            color: rgba(255, 255, 255, 0.7);
        }
        .dark-bg .section-title {
            color: #fff;
        }

        /* ===== 卡片 ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 24px;
        }
        .feature-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }
        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .feature-card .card-icon-circle {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            margin-bottom: 16px;
            background: rgba(200, 16, 46, 0.08);
            color: var(--color-primary);
            transition: all var(--transition-normal);
        }
        .feature-card:hover .card-icon-circle {
            background: var(--color-primary);
            color: #fff;
            transform: scale(1.08);
        }
        .feature-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin: 0 0 8px 0;
            color: var(--color-text);
        }
        .feature-card p {
            font-size: 0.93rem;
            color: var(--color-text-secondary);
            margin: 0;
            line-height: 1.6;
        }

        /* ===== 资讯列表卡片 ===== */
        .news-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .news-card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }
        .news-card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-card-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 50px;
            background: rgba(200, 16, 46, 0.07);
            color: var(--color-primary);
            margin-bottom: 8px;
            align-self: flex-start;
        }
        .news-card-title {
            font-size: 1.05rem;
            font-weight: 700;
            margin: 0 0 6px 0;
            line-height: 1.45;
            color: var(--color-text);
        }
        .news-card-summary {
            font-size: 0.88rem;
            color: var(--color-text-secondary);
            margin: 0 0 10px 0;
            line-height: 1.55;
            flex: 1;
        }
        .news-card-meta {
            font-size: 0.8rem;
            color: var(--color-text-light);
            display: flex;
            gap: 12px;
            align-items: center;
        }

        /* ===== 数据统计 ===== */
        .stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
        }
        .stat-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-lg);
            padding: 28px 32px;
            text-align: center;
            min-width: 160px;
            flex: 1;
            transition: all var(--transition-normal);
        }
        .stat-card:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-3px);
        }
        .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1;
            color: #fff;
            margin-bottom: 6px;
        }
        .stat-label-text {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            font-weight: 500;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .faq-item {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--color-border);
        }
        .faq-item summary {
            padding: 18px 22px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            color: var(--color-text);
            user-select: none;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 0.75rem;
            color: var(--color-text-light);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }
        .faq-item[open] summary::after {
            transform: rotate(180deg);
            color: var(--color-primary);
        }
        .faq-item[open] summary {
            color: var(--color-primary);
        }
        .faq-answer {
            padding: 0 22px 18px;
            font-size: 0.93rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* ===== CTA ===== */
        .cta-block {
            background: linear-gradient(135deg, var(--color-primary) 0%, #a00d25 100%);
            border-radius: var(--radius-xl);
            padding: 50px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-block::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 200px;
            height: 200px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-block::after {
            content: '';
            position: absolute;
            bottom: -50px;
            left: -30px;
            width: 180px;
            height: 180px;
            background: rgba(255, 255, 255, 0.04);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-block>* {
            position: relative;
            z-index: 1;
        }
        .cta-block h2 {
            font-size: 1.9rem;
            font-weight: 800;
            margin: 0 0 12px 0;
        }
        .cta-block p {
            font-size: 1.05rem;
            opacity: 0.9;
            margin: 0 0 24px 0;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-white-lg {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #fff;
            color: var(--color-primary);
            padding: 14px 30px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1.05rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-normal);
            white-space: nowrap;
        }
        .btn-white-lg:hover {
            background: #f0f0f0;
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(0, 0, 0, 0.2);
            color: var(--color-primary-dark);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #111122;
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 28px;
            font-size: 0.9rem;
        }
        .footer-inner {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            justify-content: space-between;
        }
        .footer-brand {
            max-width: 300px;
        }
        .footer-brand-name {
            font-family: var(--font-heading);
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .footer-brand-desc {
            font-size: 0.88rem;
            line-height: 1.6;
            opacity: 0.7;
        }
        .footer-links {
            display: flex;
            gap: 48px;
            flex-wrap: wrap;
        }
        .footer-link-group h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 10px 0;
            letter-spacing: 0.03em;
        }
        .footer-link-group a {
            display: block;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.55);
            padding: 3px 0;
            transition: color var(--transition-fast);
        }
        .footer-link-group a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 36px;
            padding-top: 20px;
            text-align: center;
            font-size: 0.82rem;
            opacity: 0.55;
        }

        /* ===== 赛事横向滚动卡 ===== */
        .scroll-cards-wrap {
            display: flex;
            gap: 18px;
            overflow-x: auto;
            padding-bottom: 12px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: #ccc transparent;
        }
        .scroll-cards-wrap::-webkit-scrollbar {
            height: 5px;
        }
        .scroll-cards-wrap::-webkit-scrollbar-track {
            background: transparent;
        }
        .scroll-cards-wrap::-webkit-scrollbar-thumb {
            background: #ccc;
            border-radius: 10px;
        }
        .scroll-card {
            flex: 0 0 280px;
            scroll-snap-align: start;
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            padding: 0;
            overflow: hidden;
            transition: all var(--transition-normal);
            cursor: pointer;
            min-width: 260px;
        }
        .scroll-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .scroll-card-img {
            width: 100%;
            height: 160px;
            object-fit: cover;
        }
        .scroll-card-body {
            padding: 16px 18px;
        }
        .scroll-card-body h4 {
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 5px 0;
        }
        .scroll-card-body p {
            font-size: 0.84rem;
            color: var(--color-text-secondary);
            margin: 0;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .hero-title {
                font-size: 2.3rem;
            }
            .hero-subtitle {
                font-size: 1.05rem;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .container {
                padding-left: 18px;
                padding-right: 18px;
            }
            .card-grid {
                grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
                gap: 16px;
            }
            .nav-inner {
                gap: 12px;
            }
            .nav-link-card {
                padding: 8px 14px;
                font-size: 0.88rem;
            }
            .nav-logo {
                font-size: 1.15rem;
            }
            .nav-cta-btn {
                padding: 8px 16px;
                font-size: 0.85rem;
            }
        }

        @media (max-width: 768px) {
            .hero-title {
                font-size: 1.8rem;
            }
            .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-section {
                min-height: 450px;
            }
            .hero-content {
                padding: 50px 0;
            }
            .section-block {
                padding: 48px 0;
            }
            .section-title {
                font-size: 1.55rem;
            }
            .section-desc {
                font-size: 0.93rem;
                margin-bottom: 24px;
            }
            .card-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .nav-links-wrap {
                display: none;
            }
            .nav-cta-btn {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .nav-inner {
                padding-top: 6px;
                padding-bottom: 6px;
            }
            .hero-countdown-wrap {
                gap: 10px;
            }
            .countdown-item {
                padding: 10px 12px;
                min-width: 52px;
            }
            .countdown-num {
                font-size: 1.4rem;
            }
            .countdown-label {
                font-size: 0.7rem;
            }
            .stats-row {
                gap: 12px;
            }
            .stat-card {
                padding: 20px 18px;
                min-width: 120px;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .cta-block {
                padding: 32px 20px;
                border-radius: var(--radius-lg);
            }
            .cta-block h2 {
                font-size: 1.4rem;
            }
            .footer-inner {
                flex-direction: column;
                gap: 24px;
            }
            .footer-links {
                gap: 24px;
            }
            .scroll-card {
                flex: 0 0 230px;
                min-width: 220px;
            }
            .scroll-cards-wrap {
                gap: 12px;
            }
            .news-card-img {
                height: 160px;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.5rem;
            }
            .hero-subtitle {
                font-size: 0.88rem;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .btn-primary-lg,
            .btn-outline-lg {
                text-align: center;
                justify-content: center;
                width: 100%;
            }
            .hero-countdown-wrap {
                justify-content: center;
            }
            .countdown-item {
                min-width: 44px;
                padding: 8px 10px;
            }
            .countdown-num {
                font-size: 1.2rem;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .container {
                padding-left: 12px;
                padding-right: 12px;
            }
            .stats-row {
                flex-direction: column;
            }
            .stat-card {
                min-width: auto;
                padding: 16px;
            }
            .stat-number {
                font-size: 1.6rem;
            }
            .faq-item summary {
                padding: 14px 16px;
                font-size: 0.9rem;
            }
            .faq-answer {
                padding: 0 16px 14px;
                font-size: 0.84rem;
            }
            .nav-logo {
                font-size: 1rem;
            }
            .nav-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.9rem;
            }
        }

/* roulang page: category1 */
:root {
            --brand-900: #0f1123;
            --brand-800: #1a1f3a;
            --brand-700: #1e2447;
            --brand-600: #263055;
            --brand-500: #2d3a66;
            --brand-gold: #c9a96e;
            --brand-gold-light: #dcc08f;
            --brand-gold-dark: #b08a4c;
            --brand-accent: #e8c97a;
            --surface-dark: #141829;
            --surface-card: #1c2038;
            --surface-hover: #222845;
            --surface-light: #f7f8fb;
            --surface-muted: #eef0f5;
            --text-primary: #1a1a1a;
            --text-secondary: #4a4f5c;
            --text-muted: #7b8090;
            --text-light: #9ca3af;
            --border-color: #e5e7eb;
            --border-light: #f0f1f3;
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1rem;
            --radius-xl: 1.25rem;
            --radius-2xl: 1.75rem;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.06), 0 4px 16px rgba(0, 0, 0, 0.05);
            --shadow-card-hover: 0 2px 8px rgba(0, 0, 0, 0.08), 0 8px 28px rgba(0, 0, 0, 0.10);
            --shadow-nav: 0 2px 20px rgba(0, 0, 0, 0.06);
            --transition-fast: 0.18s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

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

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

        body {
            font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: #fafbfc;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

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

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

        .container {
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        @media (min-width: 768px) {
            .container {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }

        @media (min-width: 1024px) {
            .container {
                padding-left: 2.5rem;
                padding-right: 2.5rem;
            }
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            box-shadow: var(--shadow-nav);
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            transition: all var(--transition-base);
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            padding-top: 0.65rem;
            padding-bottom: 0.65rem;
            flex-wrap: nowrap;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--brand-800);
            white-space: nowrap;
            flex-shrink: 0;
            transition: opacity var(--transition-fast);
        }
        .nav-logo:hover {
            opacity: 0.82;
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--brand-800), var(--brand-600));
            color: #fff;
            font-size: 1rem;
            flex-shrink: 0;
        }

        .nav-links-wrap {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-wrap: nowrap;
        }

        .nav-link-card {
            display: flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.5rem 0.9rem;
            border-radius: var(--radius-lg);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            background: transparent;
            transition: all var(--transition-fast);
            white-space: nowrap;
            border: 1.5px solid transparent;
            position: relative;
        }
        .nav-link-card:hover {
            color: var(--brand-800);
            background: var(--surface-muted);
            border-color: var(--border-light);
        }
        .nav-link-card.active {
            color: var(--brand-800);
            background: #fff;
            border-color: var(--brand-gold);
            box-shadow: 0 0 0 3px rgba(201, 169, 110, 0.08);
            font-weight: 600;
        }
        .nav-link-card .nav-icon {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .nav-link-card.active .nav-icon {
            color: var(--brand-gold-dark);
        }
        .nav-link-card:hover .nav-icon {
            color: var(--brand-gold);
        }

        .nav-cta-btn {
            display: flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.55rem 1.2rem;
            border-radius: 999px;
            font-size: 0.88rem;
            font-weight: 600;
            color: #fff;
            background: linear-gradient(135deg, var(--brand-gold), var(--brand-gold-dark));
            box-shadow: 0 4px 14px rgba(176, 138, 76, 0.3);
            transition: all var(--transition-base);
            white-space: nowrap;
            flex-shrink: 0;
            border: none;
        }
        .nav-cta-btn:hover {
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(176, 138, 76, 0.4);
            background: linear-gradient(135deg, var(--brand-gold-light), var(--brand-gold));
        }
        .nav-cta-btn:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(176, 138, 76, 0.25);
        }

        .mobile-menu-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-md);
            background: var(--surface-muted);
            color: var(--text-secondary);
            font-size: 1.2rem;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }
        .mobile-menu-toggle:hover {
            background: var(--border-light);
            color: var(--brand-800);
        }

        @media (max-width: 860px) {
            .nav-links-wrap {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                flex-direction: column;
                background: #fff;
                padding: 0.75rem 1rem;
                gap: 0.35rem;
                box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
                border-bottom: 2px solid var(--border-light);
                border-radius: 0 0 var(--radius-xl) var(--radius-xl);
                z-index: 99;
            }
            .nav-links-wrap.open {
                display: flex;
            }
            .nav-link-card {
                width: 100%;
                padding: 0.7rem 1rem;
                border-radius: var(--radius-md);
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .nav-cta-btn {
                padding: 0.5rem 0.9rem;
                font-size: 0.8rem;
                gap: 0.25rem;
            }
        }

        @media (max-width: 520px) {
            .nav-logo span {
                font-size: 0.9rem;
            }
            .nav-logo {
                gap: 0.3rem;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.8rem;
            }
            .nav-cta-btn {
                padding: 0.4rem 0.7rem;
                font-size: 0.75rem;
            }
            .nav-inner {
                gap: 0.5rem;
                padding-top: 0.5rem;
                padding-bottom: 0.5rem;
            }
        }

        .hero-category {
            position: relative;
            background: linear-gradient(160deg, var(--brand-900) 0%, var(--brand-800) 35%, var(--brand-700) 70%, #1a2240 100%);
            padding: 4rem 0 5rem;
            overflow: hidden;
            min-height: 520px;
            display: flex;
            align-items: center;
        }
        .hero-category::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            z-index: 0;
        }
        .hero-category::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 200px;
            background: linear-gradient(to top, rgba(15, 17, 35, 0.7), transparent);
            z-index: 0;
        }
        .hero-glow-orb {
            position: absolute;
            width: 350px;
            height: 350px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(201, 169, 110, 0.18) 0%, transparent 70%);
            top: -80px;
            right: -60px;
            z-index: 0;
            pointer-events: none;
        }
        .hero-glow-orb2 {
            position: absolute;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(220, 192, 143, 0.14) 0%, transparent 70%);
            bottom: -40px;
            left: -50px;
            z-index: 0;
            pointer-events: none;
        }
        .hero-category .container {
            position: relative;
            z-index: 1;
        }
        .hero-category-content {
            max-width: 680px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.35rem 0.9rem;
            border-radius: 999px;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--brand-gold-light);
            background: rgba(201, 169, 110, 0.12);
            border: 1px solid rgba(201, 169, 110, 0.25);
            margin-bottom: 1.25rem;
            letter-spacing: 0.02em;
        }
        .hero-category h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 1rem;
            letter-spacing: -0.01em;
        }
        .hero-category .hero-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.6;
            margin-bottom: 2rem;
            max-width: 540px;
        }
        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
        }
        .btn-primary-gold {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.75rem 1.8rem;
            border-radius: 999px;
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            background: linear-gradient(135deg, var(--brand-gold), var(--brand-gold-dark));
            box-shadow: 0 6px 22px rgba(176, 138, 76, 0.35);
            transition: all var(--transition-base);
            border: none;
        }
        .btn-primary-gold:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(176, 138, 76, 0.5);
        }
        .btn-primary-gold:active {
            transform: translateY(0);
            box-shadow: 0 3px 12px rgba(176, 138, 76, 0.3);
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.75rem 1.8rem;
            border-radius: 999px;
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.4);
            transition: all var(--transition-base);
        }
        .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }

        .countdown-block {
            display: flex;
            gap: 0.6rem;
            margin-top: 1.5rem;
            flex-wrap: wrap;
        }
        .countdown-item {
            background: rgba(255, 255, 255, 0.07);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-lg);
            padding: 0.7rem 1rem;
            text-align: center;
            min-width: 58px;
            backdrop-filter: blur(4px);
        }
        .countdown-item .count-num {
            font-size: 1.6rem;
            font-weight: 800;
            color: #fff;
            line-height: 1;
        }
        .countdown-item .count-label {
            font-size: 0.7rem;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 0.2rem;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }
        .countdown-separator {
            font-size: 1.4rem;
            font-weight: 700;
            color: rgba(255, 255, 255, 0.5);
            align-self: center;
            padding-bottom: 0.9rem;
        }

        @media (max-width: 768px) {
            .hero-category {
                padding: 3rem 0 3.5rem;
                min-height: auto;
            }
            .hero-category h1 {
                font-size: 2rem;
            }
            .hero-category .hero-subtitle {
                font-size: 1rem;
            }
            .countdown-item {
                min-width: 48px;
                padding: 0.5rem 0.7rem;
            }
            .countdown-item .count-num {
                font-size: 1.2rem;
            }
        }
        @media (max-width: 520px) {
            .hero-category h1 {
                font-size: 1.6rem;
            }
            .hero-category .hero-subtitle {
                font-size: 0.9rem;
            }
            .hero-cta-group {
                flex-direction: column;
            }
            .btn-primary-gold,
            .btn-outline-light {
                width: 100%;
                justify-content: center;
            }
        }

        .section-block {
            padding: 3.5rem 0;
        }
        @media (min-width: 768px) {
            .section-block {
                padding: 5rem 0;
            }
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--brand-gold-dark);
            margin-bottom: 0.5rem;
        }
        .section-title {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--brand-800);
            margin-bottom: 0.75rem;
            line-height: 1.25;
        }
        .section-desc {
            font-size: 1rem;
            color: var(--text-secondary);
            max-width: 620px;
            line-height: 1.7;
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 1.4rem;
            }
            .section-desc {
                font-size: 0.9rem;
            }
        }

        .feature-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 1.25rem;
            margin-top: 2rem;
        }
        .feature-card {
            background: #fff;
            border-radius: var(--radius-xl);
            padding: 1.6rem 1.5rem;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }
        .feature-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: rgba(201, 169, 110, 0.25);
        }
        .feature-card .feature-icon-wrap {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, rgba(201, 169, 110, 0.15), rgba(201, 169, 110, 0.06));
            color: var(--brand-gold-dark);
            font-size: 1.3rem;
            margin-bottom: 1rem;
        }
        .feature-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--brand-800);
            margin-bottom: 0.4rem;
        }
        .feature-card p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .event-showcase-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 1.5rem;
            margin-top: 2rem;
        }
        .event-card {
            background: #fff;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
        }
        .event-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .event-card-img {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
        }
        .event-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .event-card:hover .event-card-img img {
            transform: scale(1.06);
        }
        .event-card-img .event-tag {
            position: absolute;
            top: 0.8rem;
            left: 0.8rem;
            padding: 0.25rem 0.7rem;
            border-radius: 999px;
            font-size: 0.72rem;
            font-weight: 700;
            color: #fff;
            background: rgba(0, 0, 0, 0.55);
            backdrop-filter: blur(4px);
            letter-spacing: 0.03em;
        }
        .event-card-body {
            padding: 1.2rem 1.3rem 1.4rem;
        }
        .event-card-body h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--brand-800);
            margin-bottom: 0.35rem;
        }
        .event-card-body .event-meta {
            font-size: 0.82rem;
            color: var(--text-muted);
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
            align-items: center;
        }
        .event-card-body .event-meta i {
            color: var(--brand-gold-dark);
            font-size: 0.7rem;
        }

        .stats-strip {
            background: linear-gradient(135deg, var(--brand-800), var(--brand-700));
            padding: 2.5rem 0;
            margin: 2rem 0;
            border-radius: var(--radius-2xl);
            position: relative;
            overflow: hidden;
        }
        .stats-strip::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            opacity: 0.1;
            z-index: 0;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
            position: relative;
            z-index: 1;
            text-align: center;
        }
        .stat-item .stat-num {
            font-size: 2.2rem;
            font-weight: 800;
            color: #fff;
            line-height: 1;
        }
        .stat-item .stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 0.35rem;
        }
        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.2rem;
            }
            .stat-item .stat-num {
                font-size: 1.6rem;
            }
            .stats-strip {
                margin: 1rem 0;
                border-radius: var(--radius-xl);
            }
        }

        .process-timeline {
            display: flex;
            flex-wrap: wrap;
            gap: 0;
            margin-top: 2rem;
            position: relative;
        }
        .process-step {
            flex: 1 1 200px;
            text-align: center;
            padding: 1.25rem 1rem;
            position: relative;
        }
        .process-step::after {
            content: '';
            position: absolute;
            top: 28px;
            right: -20px;
            width: 40px;
            height: 2px;
            background: var(--border-color);
            z-index: 0;
        }
        .process-step:last-child::after {
            display: none;
        }
        .process-step-num {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--brand-gold), var(--brand-gold-dark));
            color: #fff;
            font-size: 1.3rem;
            font-weight: 800;
            margin: 0 auto 0.8rem;
            position: relative;
            z-index: 1;
            box-shadow: 0 6px 18px rgba(176, 138, 76, 0.3);
        }
        .process-step h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--brand-800);
            margin-bottom: 0.25rem;
        }
        .process-step p {
            font-size: 0.82rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }
        @media (max-width: 768px) {
            .process-timeline {
                flex-direction: column;
                gap: 1rem;
            }
            .process-step::after {
                display: none;
            }
            .process-step {
                flex: 1 1 auto;
                padding: 0.75rem 0;
            }
        }

        .faq-list {
            margin-top: 2rem;
            display: flex;
            flex-direction: column;
            gap: 0.7rem;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-card);
        }
        .faq-item:hover {
            border-color: rgba(201, 169, 110, 0.2);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 1.1rem 1.4rem;
            font-size: 0.98rem;
            font-weight: 600;
            color: var(--brand-800);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 0.8rem;
            background: transparent;
            border: none;
            cursor: pointer;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: var(--surface-muted);
        }
        .faq-question i {
            font-size: 0.8rem;
            color: var(--text-muted);
            transition: transform var(--transition-base);
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--brand-gold-dark);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding: 0 1.4rem 1.2rem;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        .cta-banner {
            background: linear-gradient(150deg, var(--brand-800), var(--brand-900));
            border-radius: var(--radius-2xl);
            padding: 3rem 2rem;
            text-align: center;
            position: relative;
            overflow: hidden;
            margin-top: 2rem;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
            z-index: 0;
        }
        .cta-banner .cta-content {
            position: relative;
            z-index: 1;
        }
        .cta-banner h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.6rem;
        }
        .cta-banner p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 1rem;
            margin-bottom: 1.5rem;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .site-footer {
            background: var(--brand-900);
            color: rgba(255, 255, 255, 0.75);
            padding: 2.5rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-inner {
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-brand {
            flex: 1 1 280px;
        }
        .footer-brand-name {
            font-size: 1.15rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.5rem;
        }
        .footer-brand-desc {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.6;
        }
        .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 2.5rem;
            flex: 1 1 auto;
        }
        .footer-link-group h4 {
            font-size: 0.85rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.6rem;
            letter-spacing: 0.03em;
        }
        .footer-link-group a {
            display: block;
            font-size: 0.83rem;
            color: rgba(255, 255, 255, 0.55);
            margin-bottom: 0.35rem;
            transition: color var(--transition-fast);
        }
        .footer-link-group a:hover {
            color: var(--brand-gold-light);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 1.2rem;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.4);
            text-align: center;
        }
        @media (max-width: 768px) {
            .footer-inner {
                flex-direction: column;
                gap: 1.5rem;
            }
            .footer-links {
                gap: 1.5rem;
            }
            .cta-banner {
                padding: 2rem 1.2rem;
                border-radius: var(--radius-xl);
            }
            .cta-banner h2 {
                font-size: 1.3rem;
            }
        }

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

        @keyframes pulse-glow {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(201, 169, 110, 0.3);
            }
            50% {
                box-shadow: 0 0 0 14px rgba(201, 169, 110, 0);
            }
        }
        .pulse-ring {
            animation: pulse-glow 2.8s ease-in-out infinite;
        }

/* roulang page: article */
:root {
            --color-brand: #1a56f0;
            --color-brand-dark: #1442d6;
            --color-accent: #f5c000;
            --color-accent-dark: #d4a000;
            --color-dark-bg: #151927;
            --color-dark-card: #1e2336;
            --color-text: #1e293b;
            --color-text-soft: #64748b;
            --color-border: #e2e8f0;
            --color-bg: #f8fafc;
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1rem;
            --radius-xl: 1.25rem;
            --radius-2xl: 1.5rem;
            --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
            --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
            --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
            --shadow-xl: 0 16px 48px rgba(0,0,0,0.16);
            --transition-fast: 0.2s cubic-bezier(0.4,0,0.2,1);
            --transition-smooth: 0.35s cubic-bezier(0.4,0,0.2,1);
        }
        *,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
        html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
        body{font-family:'PingFang SC','Microsoft YaHei','Helvetica Neue',Arial,sans-serif;line-height:1.7;color:var(--color-text);background:var(--color-bg);overflow-x:hidden}
        img{max-width:100%;height:auto;display:block}
        a{color:inherit;text-decoration:none;transition:color var(--transition-fast)}
        button{cursor:pointer;border:none;background:none;font-family:inherit}
        .container{max-width:1240px;margin:0 auto;padding:0 24px}
        @media(max-width:768px){.container{padding:0 16px}}

        /* Header */
        .site-header{position:sticky;top:0;z-index:100;background:rgba(21,25,39,0.92);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-bottom:1px solid rgba(255,255,255,0.08);transition:all var(--transition-smooth)}
        .site-header.scrolled{background:rgba(21,25,39,0.97);box-shadow:0 4px 24px rgba(0,0,0,0.35)}
        .nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
        .nav-logo{display:flex;align-items:center;gap:10px;font-size:1.2rem;font-weight:700;color:#fff;white-space:nowrap;transition:opacity var(--transition-fast)}
        .nav-logo:hover{opacity:0.85}
        .logo-icon{display:flex;align-items:center;justify-content:center;width:40px;height:40px;background:linear-gradient(135deg,var(--color-brand),var(--color-brand-dark));border-radius:var(--radius-md);font-size:1.15rem;color:#fff;flex-shrink:0}
        .nav-links-wrap{display:flex;align-items:center;gap:8px}
        .nav-link-card{display:inline-flex;align-items:center;gap:7px;padding:9px 16px;border-radius:var(--radius-lg);font-size:0.9rem;font-weight:600;color:rgba(255,255,255,0.78);background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.08);transition:all var(--transition-fast);white-space:nowrap}
        .nav-link-card:hover{color:#fff;background:rgba(255,255,255,0.1);border-color:rgba(255,255,255,0.2);transform:translateY(-1px)}
        .nav-link-card.active{color:#fff;background:var(--color-brand);border-color:var(--color-brand);box-shadow:0 4px 14px rgba(26,86,240,0.35)}
        .nav-icon{font-size:0.85rem;width:18px;text-align:center}
        .nav-cta-btn{display:inline-flex;align-items:center;gap:7px;padding:10px 20px;border-radius:var(--radius-lg);font-size:0.9rem;font-weight:700;color:#fff;background:linear-gradient(135deg,var(--color-accent),var(--color-accent-dark));box-shadow:0 4px 16px rgba(245,192,0,0.35);transition:all var(--transition-fast);white-space:nowrap}
        .nav-cta-btn:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(245,192,0,0.5)}
        .mobile-menu-toggle{display:none;font-size:1.5rem;color:#fff;padding:8px;border-radius:var(--radius-sm);transition:background var(--transition-fast)}
        .mobile-menu-toggle:hover{background:rgba(255,255,255,0.1)}
        @media(max-width:900px){
            .nav-links-wrap{display:none;position:absolute;top:68px;left:0;right:0;flex-direction:column;background:rgba(21,25,39,0.98);backdrop-filter:blur(18px);padding:16px 24px;gap:6px;border-bottom:2px solid rgba(255,255,255,0.1);z-index:99}
            .nav-links-wrap.open{display:flex}
            .nav-link-card{width:100%;justify-content:center;padding:13px 16px;font-size:0.95rem}
            .nav-cta-btn{padding:10px 16px;font-size:0.85rem}
            .mobile-menu-toggle{display:block}
        }
        @media(max-width:520px){
            .nav-logo span{font-size:0.95rem}
            .logo-icon{width:34px;height:34px;font-size:1rem}
            .nav-cta-btn{padding:8px 13px;font-size:0.8rem;gap:4px}
            .nav-cta-btn i{font-size:0.7rem}
        }

        /* Breadcrumb Banner */
        .breadcrumb-banner{position:relative;padding:56px 0 48px;background:linear-gradient(135deg,var(--color-dark-bg) 0%,#1a1f35 50%,var(--color-dark-card) 100%);overflow:hidden}
        .breadcrumb-banner::before{content:'';position:absolute;inset:0;background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;opacity:0.15;z-index:0}
        .breadcrumb-banner::after{content:'';position:absolute;bottom:0;left:0;right:0;height:60px;background:linear-gradient(to top,var(--color-bg),transparent);z-index:1}
        .breadcrumb-content{position:relative;z-index:2}
        .breadcrumb-trail{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:0.875rem;color:rgba(255,255,255,0.7);margin-bottom:16px}
        .breadcrumb-trail a{color:rgba(255,255,255,0.85);transition:color var(--transition-fast)}
        .breadcrumb-trail a:hover{color:var(--color-accent)}
        .breadcrumb-sep{color:rgba(255,255,255,0.4);font-size:0.7rem}
        .breadcrumb-current{color:var(--color-accent);font-weight:600}
        .article-meta-top{display:flex;align-items:center;gap:16px;flex-wrap:wrap;color:rgba(255,255,255,0.65);font-size:0.85rem}
        .article-meta-badge{display:inline-flex;align-items:center;gap:5px;padding:5px 12px;border-radius:20px;font-size:0.8rem;font-weight:600;background:rgba(245,192,0,0.18);color:var(--color-accent);border:1px solid rgba(245,192,0,0.3)}

        /* Main Layout */
        .article-layout{display:grid;grid-template-columns:1fr 340px;gap:40px;padding:48px 0 60px;align-items:start}
        @media(max-width:1024px){.article-layout{grid-template-columns:1fr;gap:32px}}
        @media(max-width:768px){.article-layout{padding:32px 0 40px;gap:28px}}

        /* Article Main */
        .article-main{background:#fff;border-radius:var(--radius-2xl);box-shadow:var(--shadow-md);overflow:hidden;border:1px solid var(--color-border)}
        .article-featured-img{width:100%;max-height:480px;object-fit:cover;display:block}
        .article-body{padding:36px 40px 44px}
        @media(max-width:768px){.article-body{padding:24px 20px 32px}}
        .article-body h1{font-size:2rem;font-weight:800;line-height:1.35;color:#0f172a;margin-bottom:20px;letter-spacing:-0.01em}
        @media(max-width:768px){.article-body h1{font-size:1.5rem}}
        .article-divider{height:1px;background:var(--color-border);margin:20px 0 28px}
        .article-content{font-size:1.05rem;line-height:1.85;color:#334155}
        .article-content h2{font-size:1.45rem;font-weight:700;color:#0f172a;margin:36px 0 16px;padding-left:16px;border-left:4px solid var(--color-brand)}
        .article-content h3{font-size:1.2rem;font-weight:700;color:#1e293b;margin:28px 0 12px}
        .article-content p{margin-bottom:18px}
        .article-content ul,.article-content ol{margin:12px 0 20px 24px}
        .article-content li{margin-bottom:8px;padding-left:4px}
        .article-content strong{color:#0f172a;font-weight:700}
        .article-content blockquote{margin:24px 0;padding:20px 24px;background:#f8fafc;border-left:4px solid var(--color-accent);border-radius:0 var(--radius-md) var(--radius-md) 0;color:#475569;font-style:italic}
        .article-content img{border-radius:var(--radius-lg);margin:20px 0}
        .article-content a{color:var(--color-brand);text-decoration:underline;text-underline-offset:3px}
        .article-content a:hover{color:var(--color-brand-dark)}
        .article-content table{width:100%;border-collapse:collapse;margin:20px 0;font-size:0.95rem}
        .article-content th{background:#f1f5f9;padding:12px 16px;text-align:left;font-weight:700;color:#0f172a;border:1px solid #e2e8f0}
        .article-content td{padding:10px 16px;border:1px solid #e2e8f0;color:#334155}
        .article-tags-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:32px;padding-top:24px;border-top:1px solid var(--color-border)}
        .tag-chip{display:inline-flex;align-items:center;gap:4px;padding:7px 15px;border-radius:24px;font-size:0.82rem;font-weight:600;background:#f1f5f9;color:#475569;border:1px solid #e2e8f0;transition:all var(--transition-fast)}
        .tag-chip:hover{background:var(--color-brand);color:#fff;border-color:var(--color-brand);transform:translateY(-1px)}
        .share-row{display:flex;align-items:center;gap:12px;margin-top:24px;flex-wrap:wrap}
        .share-label{font-weight:700;font-size:0.9rem;color:#64748b}
        .share-btn{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;font-size:1rem;color:#fff;transition:all var(--transition-fast)}
        .share-btn.fb{background:#1877f2}.share-btn.fb:hover{background:#145dbf;transform:translateY(-2px)}
        .share-btn.tw{background:#0f1419}.share-btn.tw:hover{background:#000;transform:translateY(-2px)}
        .share-btn.wa{background:#25d366}.share-btn.wa:hover{background:#1da851;transform:translateY(-2px)}
        .share-btn.link{background:#64748b}.share-btn.link:hover{background:#475569;transform:translateY(-2px)}

        /* Not Found State */
        .not-found-card{text-align:center;padding:80px 40px;background:#fff;border-radius:var(--radius-2xl);box-shadow:var(--shadow-md);border:1px solid var(--color-border)}
        .not-found-card .nf-icon{font-size:4rem;color:#cbd5e1;margin-bottom:20px}
        .not-found-card h2{font-size:1.6rem;font-weight:700;color:#0f172a;margin-bottom:12px}
        .not-found-card p{color:#64748b;margin-bottom:24px;font-size:1rem}
        .btn-back-home{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border-radius:var(--radius-lg);font-weight:700;font-size:0.95rem;color:#fff;background:var(--color-brand);transition:all var(--transition-fast)}
        .btn-back-home:hover{background:var(--color-brand-dark);transform:translateY(-2px);box-shadow:var(--shadow-lg)}

        /* Sidebar */
        .article-sidebar{display:flex;flex-direction:column;gap:28px}
        .sidebar-card{background:#fff;border-radius:var(--radius-xl);padding:24px;box-shadow:var(--shadow-sm);border:1px solid var(--color-border)}
        .sidebar-card h3{font-size:1.1rem;font-weight:700;color:#0f172a;margin-bottom:16px;display:flex;align-items:center;gap:8px}
        .sidebar-card h3 i{color:var(--color-accent);font-size:0.95rem}
        .countdown-block{background:linear-gradient(135deg,#1e2336,#151927);color:#fff;border:none;border-radius:var(--radius-xl);padding:24px;box-shadow:var(--shadow-md)}
        .countdown-block h3{color:#fff;font-size:1.05rem;margin-bottom:16px;display:flex;align-items:center;gap:8px}
        .countdown-block h3 i{color:var(--color-accent)}
        .countdown-digits{display:flex;gap:10px;justify-content:center}
        .cd-unit{text-align:center;min-width:52px}
        .cd-num{display:block;font-size:1.6rem;font-weight:800;background:rgba(255,255,255,0.1);border-radius:var(--radius-md);padding:8px 6px;line-height:1;min-width:48px;color:var(--color-accent)}
        .cd-label{display:block;font-size:0.7rem;color:rgba(255,255,255,0.6);margin-top:5px;text-transform:uppercase;letter-spacing:0.05em}
        .sidebar-post-item{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid #f1f5f9;transition:all var(--transition-fast)}
        .sidebar-post-item:last-child{border-bottom:none}
        .sidebar-post-item:hover{transform:translateX(4px)}
        .sidebar-post-thumb{width:64px;height:48px;border-radius:var(--radius-sm);object-fit:cover;flex-shrink:0;background:#e2e8f0}
        .sidebar-post-info{flex:1;min-width:0}
        .sidebar-post-info h4{font-size:0.85rem;font-weight:600;color:#1e293b;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:4px}
        .sidebar-post-info .sp-date{font-size:0.75rem;color:#94a3b8}
        .sidebar-cta-card{background:linear-gradient(135deg,var(--color-brand),var(--color-brand-dark));color:#fff;text-align:center;padding:28px 20px;border-radius:var(--radius-xl);box-shadow:0 8px 28px rgba(26,86,240,0.3)}
        .sidebar-cta-card h3{color:#fff;font-size:1.1rem;margin-bottom:8px}
        .sidebar-cta-card p{font-size:0.85rem;opacity:0.9;margin-bottom:16px;line-height:1.5}
        .sidebar-cta-btn{display:inline-flex;align-items:center;gap:6px;padding:10px 22px;border-radius:24px;font-weight:700;font-size:0.9rem;color:#1e293b;background:#fff;transition:all var(--transition-fast)}
        .sidebar-cta-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,0,0,0.2)}

        /* Related Posts Section */
        .related-section{padding:0 0 56px}
        .related-section .section-heading{font-size:1.5rem;font-weight:800;color:#0f172a;margin-bottom:28px;display:flex;align-items:center;gap:10px}
        .related-section .section-heading i{color:var(--color-accent)}
        .related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
        @media(max-width:900px){.related-grid{grid-template-columns:repeat(2,1fr)}}
        @media(max-width:600px){.related-grid{grid-template-columns:1fr}}
        .related-card{background:#fff;border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-sm);border:1px solid var(--color-border);transition:all var(--transition-smooth)}
        .related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
        .related-card-img{width:100%;height:180px;object-fit:cover;display:block}
        .related-card-body{padding:18px 20px 20px}
        .related-card-body h4{font-size:0.95rem;font-weight:700;color:#1e293b;line-height:1.45;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
        .related-card-body .rc-date{font-size:0.78rem;color:#94a3b8}

        /* FAQ Section */
        .faq-section{padding:48px 0 56px;background:#fff;border-top:1px solid var(--color-border)}
        .faq-section .section-heading{font-size:1.5rem;font-weight:800;color:#0f172a;margin-bottom:32px;text-align:center}
        .faq-list{max-width:800px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
        .faq-item{border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden;transition:all var(--transition-fast);background:#fafbfc}
        .faq-item:hover{border-color:#cbd5e1}
        .faq-question{width:100%;display:flex;align-items:center;justify-content:space-between;padding:18px 22px;font-weight:700;font-size:0.95rem;color:#1e293b;text-align:left;gap:12px;transition:background var(--transition-fast)}
        .faq-question:hover{background:#f1f5f9}
        .faq-question i{color:var(--color-brand);font-size:0.85rem;transition:transform var(--transition-fast);flex-shrink:0}
        .faq-item.open .faq-question i{transform:rotate(180deg)}
        .faq-answer{max-height:0;overflow:hidden;transition:max-height 0.4s ease,padding 0.4s ease;padding:0 22px;color:#475569;font-size:0.9rem;line-height:1.7}
        .faq-item.open .faq-answer{max-height:300px;padding:0 22px 18px}

        /* CTA Section */
        .cta-section{padding:52px 0;background:linear-gradient(135deg,var(--color-dark-bg),#1a1f35);position:relative;overflow:hidden}
        .cta-section::before{content:'';position:absolute;inset:0;background:url('/assets/images/backpic/back-3.png') center/cover no-repeat;opacity:0.08;z-index:0}
        .cta-inner{position:relative;z-index:1;text-align:center}
        .cta-inner h2{font-size:1.8rem;font-weight:800;color:#fff;margin-bottom:12px}
        .cta-inner p{color:rgba(255,255,255,0.75);font-size:1rem;max-width:600px;margin:0 auto 24px;line-height:1.6}
        .cta-btn-large{display:inline-flex;align-items:center;gap:10px;padding:14px 36px;border-radius:var(--radius-xl);font-weight:700;font-size:1rem;color:#1e293b;background:linear-gradient(135deg,var(--color-accent),var(--color-accent-dark));box-shadow:0 8px 30px rgba(245,192,0,0.4);transition:all var(--transition-smooth)}
        .cta-btn-large:hover{transform:translateY(-3px);box-shadow:0 14px 40px rgba(245,192,0,0.55)}

        /* Footer */
        .site-footer{background:var(--color-dark-bg);color:rgba(255,255,255,0.7);padding:48px 0 28px;border-top:1px solid rgba(255,255,255,0.06)}
        .footer-inner{display:grid;grid-template-columns:1.4fr 1fr;gap:40px;margin-bottom:32px}
        @media(max-width:768px){.footer-inner{grid-template-columns:1fr;gap:28px}}
        .footer-brand-name{font-size:1.25rem;font-weight:700;color:#fff;margin-bottom:10px}
        .footer-brand-desc{font-size:0.88rem;line-height:1.65;color:rgba(255,255,255,0.55);max-width:420px}
        .footer-links{display:flex;gap:48px;flex-wrap:wrap}
        .footer-link-group h4{font-size:0.9rem;font-weight:700;color:#fff;margin-bottom:12px}
        .footer-link-group a{display:block;font-size:0.85rem;color:rgba(255,255,255,0.55);padding:4px 0;transition:color var(--transition-fast)}
        .footer-link-group a:hover{color:var(--color-accent)}
        .footer-bottom{padding-top:20px;border-top:1px solid rgba(255,255,255,0.08);font-size:0.8rem;color:rgba(255,255,255,0.4);text-align:center}

        /* Animations */
        @keyframes fadeInUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
        .animate-fade-in{animation:fadeInUp 0.5s ease forwards}