/* roulang page: index */
:root {
            --primary: #ffd24a;
            --primary-dark: #f0b90b;
            --primary-light: #ffe896;
            --accent: #ff7a18;
            --accent-rgb: 255, 122, 24;
            --bg-dark: #0e0c1d;
            --bg-panel: #171332;
            --bg-card: #1e1940;
            --bg-card-hover: #262052;
            --text-light: #ffffff;
            --text-muted: #b5aed3;
            --text-dim: #7e78a3;
            --border: rgba(255, 255, 255, 0.08);
            --border-light: rgba(255, 255, 255, 0.14);
            --radius: 20px;
            --radius-sm: 12px;
            --radius-xs: 8px;
            --shadow: 0 24px 70px rgba(0, 0, 0, 0.45);
            --shadow-card: 0 10px 40px rgba(0, 0, 0, 0.3);
            --shadow-gold: 0 8px 40px rgba(240, 185, 11, 0.35);
            --spacing-section: 110px;
            --font: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font);
            background: var(--bg-dark);
            color: var(--text-light);
            line-height: 1.7;
            font-size: 16px;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }
        body.modal-open,
        body.offcanvas-open {
            overflow: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color .2s ease;
        }
        a:hover {
            color: var(--primary-light);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        .container-custom {
            max-width: 1380px;
            padding: 0 36px;
            margin: 0 auto;
        }
        .section {
            padding: var(--spacing-section) 0;
            position: relative;
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: rgba(240, 185, 11, 0.12);
            border: 1px solid rgba(240, 185, 11, 0.3);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 2px;
            padding: 8px 22px;
            border-radius: 40px;
            text-transform: uppercase;
            margin-bottom: 20px;
        }
        .section-label i {
            font-size: 14px;
        }
        .section-title {
            font-size: clamp(28px, 3.2vw, 46px);
            font-weight: 800;
            line-height: 1.25;
            margin: 0 0 18px;
            letter-spacing: -0.5px;
            color: var(--text-light);
        }
        .section-title .gold {
            color: var(--primary);
        }
        .section-lead {
            font-size: 17px;
            color: var(--text-muted);
            max-width: 680px;
            line-height: 1.8;
            margin-bottom: 0;
        }
        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 30px;
            margin-bottom: 54px;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            font-weight: 600;
            border-radius: 50px;
            padding: 12px 32px;
            border: none;
            transition: all .25s ease;
            font-size: 15px;
            line-height: 1.4;
            letter-spacing: 0.3px;
        }
        .btn:focus {
            outline: 3px solid rgba(255, 210, 74, 0.45);
            outline-offset: 2px;
        }
        .btn-gold {
            background: linear-gradient(135deg, #ffd24a 0%, #f0b90b 100%);
            color: #1a1200;
            box-shadow: var(--shadow-gold);
        }
        .btn-gold:hover {
            color: #000;
            transform: translateY(-2px);
            box-shadow: 0 12px 48px rgba(240, 185, 11, 0.5);
        }
        .btn-ghost {
            background: transparent;
            color: var(--text-light);
            border: 1px solid var(--border-light);
            backdrop-filter: blur(8px);
        }
        .btn-ghost:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
            background: rgba(255, 210, 74, 0.08);
        }
        .btn-lg {
            padding: 15px 42px;
            font-size: 16px;
        }
        .btn-sm {
            padding: 8px 20px;
            font-size: 13px;
            border-radius: 40px;
        }
        .text-gold {
            color  : var(--primary) !important;
        }
        .text-muted-custom {
            color: var(--text-muted);
        }
        .divider {
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--border-light), transparent);
            border: none;
            margin: 0;
            opacity: 1;
        }

        /* ===== 左侧竖向导航 ===== */
        .site-sidebar {
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            width: 280px;
            z-index: 1050;
            background: linear-gradient(180deg, #151130 0%, #1d1840 100%);
            border-right: 1px solid var(--border);
            display: flex;
            flex-direction: column;
            padding: 0;
            transition: transform .3s ease;
        }
        .sidebar-inner {
            display: flex;
            flex-direction: column;
            height: 100%;
            padding: 32px 26px 28px;
            overflow-y: auto;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 0 4px 28px;
            margin-bottom: 10px;
            border-bottom: 1px solid var(--border);
        }
        .logo-icon {
            width: 46px;
            height: 46px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            border-radius: 14px;
            font-size: 20px;
            color: #181218;
            flex-shrink: 0;
            box-shadow: 0 8px 24px rgba(240, 185, 11, 0.3);
        }
        .logo-text {
            font-size: 22px;
            font-weight: 800;
            color: var(--text-light);
            line-height: 1.2;
            letter-spacing: 0.5px;
            display: flex;
            flex-direction: column;
        }
        .logo-text small {
            font-size: 11px;
            font-weight: 500;
            color: var(--text-muted);
            letter-spacing: 2px;
            margin-top: 2px;
        }
        .sidebar-nav {
            flex: 1;
            padding-top: 14px;
        }
        .nav-section-label {
            font-size: 11px;
            text-transform: uppercase;
            letter-spacing: 3px;
            color: var(--text-dim);
            padding: 18px 12px 10px;
            font-weight: 600;
        }
        .nav-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 13px 14px;
            border-radius: var(--radius-sm);
            color: var(--text-muted);
            font-size: 15px;
            font-weight: 500;
            margin-bottom: 4px;
            transition: all .2s ease;
            position: relative;
            border: 1px solid transparent;
        }
        .nav-item i {
            width: 22px;
            text-align: center;
            font-size: 16px;
            opacity: 0.85;
        }
        .nav-item:hover {
            color: var(--text-light);
            background: rgba(255, 255, 255, 0.04);
            border-color: rgba(255, 255, 255, 0.05);
        }
        .nav-item.active {
            color: var(--primary);
            background: rgba(240, 185, 11, 0.1);
            border-color: rgba(240, 185, 11, 0.2);
        }
        .nav-item.active::before {
            content: '';
            position: absolute;
            left: -27px;
            top: 50%;
            transform: translateY(-50%);
            width: 4px;
            height: 26px;
            background: var(--primary);
            border-radius: 0 4px 4px 0;
            box-shadow: 0 0 14px rgba(240, 185, 11, 0.6);
        }
        .nav-item.active i {
            opacity: 1;
        }
        .sidebar-cta {
            margin-top: auto;
            padding-top: 22px;
            border-top: 1px solid var(--border);
        }
        .sidebar-cta .btn {
            width: 100%;
        }
        .sidebar-meta {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            color: var(--text-dim);
            font-size: 12px;
            margin-top: 18px;
        }

        /* ===== 移动端顶部导航 ===== */
        .mobile-header {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 68px;
            z-index: 1040;
            background: rgba(15, 12, 30, 0.92);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            align-items: center;
            padding: 0 18px;
            gap: 14px;
        }
        .mobile-header .menu-btn {
            background: transparent;
            border: 1px solid var(--border-light);
            border-radius: 10px;
            width: 44px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-light);
            font-size: 18px;
            transition: all .2s ease;
        }
        .mobile-header .menu-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
        }
        .mobile-logo {
            font-size: 18px;
            font-weight: 800;
            color: var(--text-light);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            min-width: 0;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .mobile-logo i {
            color: var(--primary);
        }
        .mobile-flag {
            font-size: 11px;
            background: rgba(240, 185, 11, 0.15);
            color: var(--primary);
            border: 1px solid rgba(240, 185, 11, 0.3);
            padding: 3px 10px;
            border-radius: 20px;
            white-space: nowrap;
            margin-left: auto;
        }

        /* ===== 主内容区 ===== */
        .site-main {
            margin-left: 280px;
            min-height: 100vh;
            background: var(--bg-dark);
            position: relative;
            overflow: hidden;
        }
        .site-main::before {
            content: '';
            position: fixed;
            top: -200px;
            right: -200px;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(255, 122, 24, 0.07) 0%, transparent 70%);
            pointer-events: none;
            z-index: 0;
        }
        .site-main::after {
            content: '';
            position: fixed;
            bottom: -120px;
            left: -120px;
            width: 480px;
            height: 480px;
            background: radial-gradient(circle, rgba(240, 185, 11, 0.06) 0%, transparent 70%);
            pointer-events: none;
            z-index: 0;
        }

        /* ===== Hero ===== */
        .hero-section {
            position: relative;
            min-height: 680px;
            display: flex;
            align-items: center;
            padding: 120px 0 100px;
            overflow: hidden;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            z-index: 0;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(14, 12, 29, 0.88) 0%, rgba(14, 12, 29, 0.82) 50%, var(--bg-dark) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
        }
        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-light);
            padding: 8px 22px;
            border-radius: 40px;
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 1px;
            color: var(--text-muted);
            backdrop-filter: blur(10px);
            margin-bottom: 28px;
        }
        .hero-tag i {
            color: var(--primary);
        }
        .hero-content h1 {
            font-size: clamp(42px, 6vw, 84px);
            font-weight: 900;
            line-height: 1.08;
            margin: 0 0 24px;
            background: linear-gradient(135deg, #ffffff 0%, #ffe896 60%, var(--primary) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -1.5px;
        }
        .hero-sub {
            font-size: 18px;
            color: var(--text-muted);
            line-height: 1.85;
            max-width: 640px;
            margin-bottom: 40px;
        }
        .hero-sub strong {
            color: var(--primary);
        }

        /* 倒计时 */
        .countdown-wrap {
            display: inline-flex;
            align-items: center;
            gap: 20px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 20px 28px;
            backdrop-filter: blur(12px);
            margin-bottom: 18px;
            flex-wrap: wrap;
        }
        .countdown-wrap .cd-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-right: 6px;
        }
        .countdown {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .count-item {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 10px 16px;
            text-align: center;
            min-width: 64px;
        }
        .count-item span {
            font-size: 30px;
            font-weight: 800;
            color: var(--primary);
            display: block;
            line-height: 1.1;
            font-variant-numeric: tabular-nums;
        }
        .count-item small {
            font-size: 11px;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 2px;
            display: block;
            margin-top: 4px;
        }
        .count-sep {
            font-size: 24px;
            color: var(--text-dim);
            font-weight: 700;
        }
        .hero-count-label {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0 0 36px;
            letter-spacing: 1px;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ===== 核心亮点 ===== */
        .features-section {
            position: relative;
            z-index: 1;
        }
        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 40px 34px;
            height: 100%;
            transition: all .3s ease;
            position: relative;
            overflow: hidden;
        }
        .feature-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), transparent);
            opacity: 0;
            transition: opacity .3s ease;
        }
        .feature-card:hover {
            background: var(--bg-card-hover);
            border-color: rgba(240, 185, 11, 0.25);
            transform: translateY(-6px);
            box-shadow: var(--shadow-card);
        }
        .feature-card:hover::after {
            opacity: 1;
        }
        .feature-icon {
            width: 62px;
            height: 62px;
            border-radius: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            margin-bottom: 24px;
            background: rgba(240, 185, 11, 0.15);
            color: var(--primary);
            border: 1px solid rgba(240, 185, 11, 0.25);
        }
        .feature-card h3 {
            font-size: 21px;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--text-light);
        }
        .feature-card p {
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.8;
            margin: 0;
        }

        /* ===== 分类入口 ===== */
        .category-section {
            position: relative;
            z-index: 1;
        }
        .category-card {
            border-radius: var(--radius);
            overflow: hidden;
            background: var(--bg-card);
            border: 1px solid var(--border);
            height: 100%;
            transition: all .35s ease;
            position: relative;
        }
        .category-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow);
            border-color: rgba(240, 185, 11, 0.3);
        }
        .category-card .cover-wrapper {
            position: relative;
            height: 220px;
            overflow: hidden;
        }
        .category-card .cover-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .category-card:hover .cover-wrapper img {
            transform: scale(1.06);
        }
        .category-card .cover-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 30%, rgba(14, 12, 29, 0.85) 100%);
        }
        .category-card .card-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            background: rgba(14, 12, 29, 0.7);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.15);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 30px;
            letter-spacing: 0.5px;
            z-index: 2;
        }
        .category-card .card-body {
            padding: 24px 26px 28px;
        }
        .category-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text-light);
        }
        .category-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 18px;
        }
        .category-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            transition: gap .2s ease;
        }
        .category-card .card-link:hover {
            gap: 14px;
            color: var(--primary-light);
        }

        /* ===== 最新动态 ===== */
        .latest-section {
            position: relative;
            z-index: 1;
            background: linear-gradient(180deg, transparent, rgba(23, 19, 50, 0.4), transparent);
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 18px;
        }
        .news-card {
            display: flex;
            align-items: center;
            gap: 24px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 18px 24px;
            transition: all .25s ease;
        }
        .news-card:hover {
            background: var(--bg-card-hover);
            border-color: rgba(240, 185, 11, 0.3);
            transform: translateX(6px);
            box-shadow: var(--shadow-card);
        }
        .news-card .news-date {
            flex-shrink: 0;
            font-size: 13px;
            color: var(--text-dim);
            min-width: 100px;
            font-variant-numeric: tabular-nums;
        }
        .news-card .news-cat {
            flex-shrink: 0;
            font-size: 12px;
            font-weight: 600;
            background: rgba(240, 185, 11, 0.12);
            border: 1px solid rgba(240, 185, 11, 0.25);
            color: var(--primary);
            padding: 4px 14px;
            border-radius: 30px;
            min-width: 64px;
            text-align: center;
        }
        .news-card .news-info {
            flex: 1;
            min-width: 0;
        }
        .news-card .news-info h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-light);
            margin: 0;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            transition: color .2s ease;
        }
        .news-card:hover .news-info h3 {
            color: var(--primary);
        }
        .news-card .news-info p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 4px 0 0;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .news-card .news-arrow {
            flex-shrink: 0;
            color: var(--text-dim);
            font-size: 14px;
            transition: all .2s ease;
        }
        .news-card:hover .news-arrow {
            color: var(--primary);
            transform: translateX(4px);
        }
        .news-empty {
            background: var(--bg-card);
            border: 1px dashed var(--border-light);
            border-radius: var(--radius);
            padding: 40px;
            text-align: center;
            color: var(--text-muted);
            font-size: 15px;
        }

        /* ===== 数据统计 ===== */
        .stats-section {
            position: relative;
            z-index: 1;
            background: url('/assets/images/backpic/back-2.png') center/cover fixed;
        }
        .stats-section .overlay {
            position: absolute;
            inset: 0;
            background: rgba(14, 12, 29, 0.9);
        }
        .stats-wrap {
            position: relative;
            z-index: 1;
        }
        .stat-item {
            text-align: center;
            padding: 36px 20px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            backdrop-filter: blur(8px);
            transition: all .3s ease;
        }
        .stat-item:hover {
            border-color: rgba(240, 185, 11, 0.35);
            background: rgba(240, 185, 11, 0.06);
            transform: translateY(-4px);
        }
        .stat-item .num {
            font-size: 48px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.1;
            font-variant-numeric: tabular-nums;
            display: flex;
            align-items: baseline;
            justify-content: center;
            gap: 2px;
        }
        .stat-item .num small {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
        }
        .stat-item .label {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 10px;
            letter-spacing: 1px;
        }

        /* ===== 流程 ===== */
        .process-section {
            position: relative;
            z-index: 1;
        }
        .process-item {
            text-align: center;
            padding: 0 24px;
            position: relative;
        }
        .process-item .step-num {
            width: 68px;
            height: 68px;
            margin: 0 auto 22px;
            border-radius: 22px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            font-weight: 800;
            background: linear-gradient(135deg, rgba(240, 185, 11, 0.2), rgba(255, 122, 24, 0.2));
            border: 1px solid rgba(240, 185, 11, 0.3);
            color: var(--primary);
            position: relative;
            z-index: 1;
        }
        .process-item::after {
            content: '';
            position: absolute;
            top: 34px;
            right: -30px;
            left: 70px;
            height: 1px;
            background: linear-gradient(90deg, rgba(255, 210, 74, 0.3), rgba(255, 210, 74, 0.05));
            z-index: 0;
        }
        .process-item:last-child::after {
            display: none;
        }
        .process-item h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text-light);
        }
        .process-item p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
            max-width: 220px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== 主题专区横向卡片 ===== */
        .theme-section {
            position: relative;
            z-index: 1;
            background: linear-gradient(180deg, transparent, rgba(23, 19, 50, 0.45), transparent);
        }
        .theme-scroll {
            display: flex;
            gap: 24px;
            overflow-x: auto;
            padding: 8px 4px 24px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
        }
        .theme-scroll::-webkit-scrollbar {
            height: 6px;
        }
        .theme-scroll::-webkit-scrollbar-track {
            background: rgba(255, 255, 255, 0.04);
            border-radius: 10px;
        }
        .theme-scroll::-webkit-scrollbar-thumb {
            background: rgba(240, 185, 11, 0.4);
            border-radius: 10px;
        }
        .theme-card {
            flex: 0 0 320px;
            border-radius: var(--radius);
            overflow: hidden;
            background: var(--bg-card);
            border: 1px solid var(--border);
            scroll-snap-align: start;
            transition: all .3s ease;
        }
        .theme-card:hover {
            transform: translateY(-6px);
            border-color: rgba(240, 185, 11, 0.35);
            box-shadow: var(--shadow-card);
        }
        .theme-card .theme-cover {
            position: relative;
            height: 170px;
            overflow: hidden;
        }
        .theme-card .theme-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .theme-card:hover .theme-cover img {
            transform: scale(1.06);
        }
        .theme-card .theme-body {
            padding: 20px 22px 24px;
        }
        .theme-card .theme-tag {
            font-size: 11px;
            background: rgba(240, 185, 11, 0.15);
            color: var(--primary);
            border-radius: 20px;
            padding: 3px 12px;
            display: inline-block;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .theme-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text-light);
        }
        .theme-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
            margin: 0;
        }

        /* ===== 赛事时间线 ===== */
        .timeline-section {
            position: relative;
            z-index: 1;
        }
        .timeline-wrapper {
            position: relative;
            padding-left: 0;
            margin-top: 20px;
        }
        .timeline-item {
            display: flex;
            gap: 28px;
            padding: 24px 0;
            position: relative;
            border-left: 2px solid var(--border);
            padding-left: 32px;
            margin-left: 12px;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -8px;
            top: 34px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--primary);
            border: 3px solid var(--bg-dark);
            box-shadow: 0 0 0 3px rgba(240, 185, 11, 0.3);
        }
        .timeline-item .tl-time {
            flex-shrink: 0;
            min-width: 120px;
            font-size: 15px;
            font-weight: 700;
            color: var(--primary);
            padding-top: 4px;
        }
        .timeline-item .tl-content {
            flex: 1;
        }
        .timeline-item .tl-content h3 {
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text-light);
        }
        .timeline-item .tl-content p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }

        /* ===== FAQ ===== */
        .faq-section {
            position: relative;
            z-index: 1;
        }
        .faq-list {
            max-width: 880px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color .25s ease;
        }
        .faq-item:hover,
        .faq-item:focus-within {
            border-color: rgba(240, 185, 11, 0.35);
        }
        .faq-item .faq-q {
            width: 100%;
            background: transparent;
            border: none;
            color: var(--text-light);
            font-size: 16px;
            font-weight: 600;
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            text-align: left;
            transition: color .2s ease;
            cursor: pointer;
        }
        .faq-item .faq-q:hover {
            color: var(--primary);
        }
        .faq-item .faq-q .arrow {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(240, 185, 11, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            color: var(--primary);
            transition: all .3s ease;
        }
        .faq-item.open .faq-q .arrow {
            transform: rotate(180deg);
            background: rgba(240, 185, 11, 0.25);
        }
        .faq-item .faq-a {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease, padding .3s ease;
        }
        .faq-item.open .faq-a {
            max-height: 300px;
            padding: 0 24px 20px;
        }
        .faq-item .faq-a p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
            margin: 0;
            border-top: 1px solid var(--border);
            padding-top: 16px;
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            z-index: 1;
            background: url('/assets/images/backpic/back-3.png') center/cover;
            padding: 100px 0;
        }
        .cta-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(14, 12, 29, 0.92) 60%, rgba(14, 12, 29, 0.7) 100%);
        }
        .cta-content {
            position: relative;
            z-index: 1;
            max-width: 700px;
        }
        .cta-content h2 {
            font-size: clamp(30px, 4vw, 50px);
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 18px;
            color: var(--text-light);
        }
        .cta-content p {
            font-size: 17px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 36px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #0b0918;
            border-top: 1px solid var(--border);
            padding: 64px 0 30px;
            position: relative;
            z-index: 1;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 46px;
            border-bottom: 1px solid var(--border);
        }
        .footer-brand .footer-logo {
            font-size: 24px;
            font-weight: 800;
            color: var(--text-light);
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }
        .footer-brand .footer-logo i {
            color: var(--primary);
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--text-dim);
            line-height: 1.8;
            max-width: 360px;
            margin-bottom: 0;
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 18px;
            letter-spacing: 0.5px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: var(--text-muted);
            transition: all .2s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .footer-col ul li a:hover {
            color: var(--primary);
            padding-left: 4px;
        }
        .footer-col ul li a i {
            font-size: 12px;
            color: var(--text-dim);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            padding-top: 28px;
            font-size: 13px;
            color: var(--text-dim);
        }
        .footer-bottom .copyright {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-bottom .legal {
            display: flex;
            gap: 18px;
        }
        .footer-bottom .legal a {
            color: var(--text-dim);
            font-size: 13px;
        }
        .footer-bottom .legal a:hover {
            color: var(--primary);
        }

        /* Bootstrap 5 覆盖 */
        .btn:focus,
        .btn:active:focus {
            box-shadow: none;
        }
        .offcanvas {
            background: #141130;
            color: var(--text-light);
        }
        .offcanvas-header {
            border-bottom: 1px solid var(--border);
            padding: 20px 24px;
        }
        .offcanvas-body {
            padding: 24px;
        }

        /* 响应式 */
        @media (max-width: 1199px) {
            .site-sidebar {
                width: 240px;
            }
            .site-main {
                margin-left: 240px;
            }
            .sidebar-inner {
                padding: 24px 18px;
            }
            .process-item::after {
                right: -16px;
                left: 68px;
            }
        }
        @media (max-width: 991px) {
            .site-sidebar {
                transform: translateX(-100%);
                width: 280px;
                box-shadow: var(--shadow);
            }
            .site-sidebar.mobile-open {
                transform: translateX(0);
            }
            .site-main {
                margin-left: 0;
                padding-top: 68px;
            }
            .mobile-header {
                display: flex;
            }
            .hero-section {
                min-height: 560px;
                padding: 80px 0 70px;
            }
            .footer-top {
                grid-template-columns: 1fr 1fr;
            }
            .process-item::after {
                display: none;
            }
        }
        @media (max-width: 767px) {
            .container-custom {
                padding: 0 22px;
            }
            .section {
                padding: 72px 0;
            }
            .section-header {
                margin-bottom: 36px;
            }
            .hero-content h1 {
                font-size: 40px;
            }
            .hero-sub {
                font-size: 15px;
            }
            .countdown-wrap {
                padding: 16px 20px;
                gap: 12px;
            }
            .count-item {
                min-width: 52px;
                padding: 8px 12px;
            }
            .count-item span {
                font-size: 24px;
            }
            .count-sep {
                font-size: 18px;
            }
            .hero-actions .btn {
                width: 100%;
                justify-content: center;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .news-card {
                flex-wrap: wrap;
                gap: 12px;
                padding: 16px 18px;
            }
            .news-card .news-date {
                min-width: auto;
                font-size: 12px;
            }
            .news-card .news-info h3 {
                white-space: normal;
                font-size: 15px;
            }
            .news-card .news-info p {
                white-space: normal;
            }
            .stat-item .num {
                font-size: 36px;
            }
            .theme-card {
                flex: 0 0 270px;
            }
        }
        @media (max-width: 520px) {
            .container-custom {
                padding: 0 18px;
            }
            .hero-section {
                min-height: auto;
                padding: 56px 0 56px;
            }
            .hero-content h1 {
                font-size: 34px;
                letter-spacing: -0.5px;
            }
            .hero-tag {
                font-size: 12px;
                padding: 6px 16px;
            }
            .countdown-wrap {
                width: 100%;
                justify-content: center;
            }
            .count-item {
                min-width: 44px;
                padding: 6px 10px;
            }
            .count-item span {
                font-size: 20px;
            }
            .hero-count-label {
                font-size: 13px;
            }
            .section-title {
                font-size: 28px;
            }
            .section-lead {
                font-size: 15px;
            }
            .feature-card {
                padding: 28px 22px;
            }
            .category-card .cover-wrapper {
                height: 180px;
            }
            .timeline-item {
                flex-direction: column;
                gap: 8px;
                padding-left: 26px;
            }
            .timeline-item .tl-time {
                min-width: auto;
                font-size: 14px;
            }
            .btn-lg {
                padding: 13px 28px;
                font-size: 15px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #c9a35a;
            --primary-dark: #a8843f;
            --primary-light: #e6cf9f;
            --accent: #6d5ce7;
            --accent-dark: #5240c9;
            --dark-bg: #16131f;
            --dark-bg-2: #201b2e;
            --body-bg: #f7f5f1;
            --card-bg: #ffffff;
            --text-main: #26232c;
            --text-muted: #6f6b7a;
            --border-light: #e9e4dc;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --shadow-sm: 0 6px 18px rgba(38, 35, 44, .06);
            --shadow-md: 0 14px 36px rgba(38, 35, 44, .08);
            --shadow-lg: 0 28px 64px rgba(38, 35, 44, .13);
            --sidebar-w: 264px;
            --space-section: 96px;
            --font-main: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--font-main);
            background: var(--body-bg);
            color: var(--text-main);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: all .25s ease;
        }

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

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

        .container-custom {
            max-width: 1260px;
            margin: 0 auto;
            padding: 0 40px;
        }

        .site-layout {
            display: flex;
            min-height: 100vh;
        }

        .site-main {
            flex: 1;
            margin-left: var(--sidebar-w);
            min-width: 0;
            display: flex;
            flex-direction: column;
        }

        .main-content {
            flex: 1;
        }

        /* ====== 左侧导航 ====== */
        .sidebar {
            width: var(--sidebar-w);
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            background: var(--dark-bg);
            padding: 28px 20px 20px;
            display: flex;
            flex-direction: column;
            z-index: 1040;
            overflow-y: auto;
            border-right: 1px solid rgba(255, 255, 255, .06);
        }

        .sidebar-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 6px 12px 24px;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
            margin-bottom: 20px;
            color: #fff;
            font-size: 20px;
            font-weight: 800;
            letter-spacing: .5px;
        }

        .sidebar-brand i {
            color: var(--primary);
            font-size: 24px;
        }

        .sidebar-brand span {
            background: linear-gradient(135deg, var(--primary-light), var(--primary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .nav-section-label {
            font-size: 12px;
            color: rgba(255, 255, 255, .38);
            text-transform: uppercase;
            letter-spacing: 2px;
            padding: 16px 14px 8px;
            font-weight: 600;
        }

        .nav-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 14px;
            color: rgba(255, 255, 255, .72);
            border-radius: 12px;
            font-size: 15px;
            margin-bottom: 4px;
            border: 1px solid transparent;
            transition: all .25s ease;
        }

        .nav-item i {
            width: 20px;
            text-align: center;
            color: rgba(255, 255, 255, .48);
            transition: color .25s;
        }

        .nav-item:hover {
            background: rgba(255, 255, 255, .08);
            color: #fff;
            border-color: rgba(255, 255, 255, .04);
            transform: translateX(3px);
        }

        .nav-item.active {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            font-weight: 600;
            box-shadow: 0 8px 24px rgba(201, 163, 90, .30);
            border-color: transparent;
        }

        .nav-item.active i {
            color: #fff;
        }

        .sidebar-foot {
            margin-top: auto;
            padding: 18px 12px 4px;
            border-top: 1px solid rgba(255, 255, 255, .06);
        }

        .sidebar-foot p {
            color: rgba(255, 255, 255, .4);
            font-size: 12px;
            line-height: 1.6;
            margin: 0;
        }

        /* ====== 页面 Hero ====== */
        .page-hero {
            position: relative;
            padding: 110px 0 170px;
            background-size: cover;
            background-position: center;
            background-color: var(--dark-bg);
            isolation: isolate;
            overflow: hidden;
        }

        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(108deg, rgba(20, 15, 28, .94) 20%, rgba(20, 15, 28, .72) 58%, rgba(20, 15, 28, .32) 100%);
            z-index: -1;
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, .55);
            margin-bottom: 18px;
        }

        .breadcrumb-nav a {
            color: rgba(255, 255, 255, .6);
            transition: color .25s;
        }

        .breadcrumb-nav a:hover {
            color: var(--primary-light);
        }

        .breadcrumb-nav i {
            font-size: 10px;
            opacity: .6;
        }

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .10);
            border: 1px solid rgba(255, 255, 255, .16);
            color: var(--primary-light);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 20px;
            backdrop-filter: blur(6px);
        }

        .page-hero h1 {
            font-size: 52px;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 20px;
            letter-spacing: 1px;
        }

        .page-hero p.lead {
            font-size: 18px;
            color: rgba(255, 255, 255, .78);
            max-width: 620px;
            margin-bottom: 34px;
            line-height: 1.8;
        }

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

        .btn-gold {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border: none;
            padding: 13px 34px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 15px;
            letter-spacing: .5px;
            box-shadow: 0 10px 30px rgba(201, 163, 90, .35);
            transition: all .3s ease;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .btn-gold:hover {
            transform: translateY(-3px);
            box-shadow: 0 16px 40px rgba(201, 163, 90, .45);
            color: #fff;
        }

        .btn-outline-light-custom {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, .4);
            color: #fff;
            padding: 13px 30px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 15px;
            transition: all .3s ease;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .btn-outline-light-custom:hover {
            background: rgba(255, 255, 255, .1);
            border-color: #fff;
            color: #fff;
            transform: translateY(-3px);
        }

        .hero-wave {
            position: absolute;
            bottom: -1px;
            left: 0;
            width: 100%;
            z-index: 2;
        }

        /* ====== 数据统计 ====== */
        .stats-section {
            padding: 0;
            margin-top: -72px;
            position: relative;
            z-index: 5;
        }

        .stat-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 30px 24px;
            box-shadow: var(--shadow-lg);
            text-align: center;
            border: 1px solid var(--border-light);
            transition: all .3s ease;
            height: 100%;
        }

        .stat-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 32px 64px rgba(38, 35, 44, .15);
        }

        .stat-card .stat-icon {
            width: 52px;
            height: 52px;
            background: linear-gradient(135deg, rgba(201, 163, 90, .16), rgba(201, 163, 90, .08));
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 22px;
            color: var(--primary-dark);
        }

        .stat-card .stat-num {
            font-size: 34px;
            font-weight: 800;
            color: var(--text-main);
            line-height: 1.2;
        }

        .stat-card .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 6px;
        }

        /* ====== 板块通用 ====== */
        .section {
            padding: var(--space-section) 0;
        }

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

        .section-head .section-tag {
            display: inline-block;
            background: rgba(201, 163, 90, .12);
            color: var(--primary-dark);
            border-radius: 50px;
            padding: 6px 18px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 14px;
        }

        .section-head h2 {
            font-size: 36px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 14px;
            color: var(--text-main);
        }

        .section-head p {
            color: var(--text-muted);
            font-size: 16px;
            line-height: 1.8;
        }

        .section-head.text-start {
            text-align: left;
            margin-left: 0;
            margin-right: 0;
        }

        /* ====== 使用流程 ====== */
        .steps-section {
            background: var(--card-bg);
            padding: var(--space-section) 0;
        }

        .step-card {
            position: relative;
            padding: 34px 24px 30px;
            border-radius: var(--radius-lg);
            background: var(--body-bg);
            border: 1px solid var(--border-light);
            height: 100%;
            transition: all .3s ease;
            overflow: hidden;
        }

        .step-card::after {
            content: "";
            position: absolute;
            top: 0;
            right: 0;
            width: 80px;
            height: 80px;
            background: radial-gradient(circle at top right, rgba(201, 163, 90, .20), transparent 70%);
            border-radius: 0 0 0 100%;
        }

        .step-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-5px);
            border-color: rgba(201, 163, 90, .3);
        }

        .step-num {
            font-size: 44px;
            font-weight: 800;
            color: transparent;
            -webkit-text-stroke: 1.5px var(--primary);
            line-height: 1;
            margin-bottom: 18px;
            font-family: Georgia, serif;
            transition: all .3s ease;
        }

        .step-card:hover .step-num {
            -webkit-text-stroke: 1.5px var(--primary-dark);
            color: var(--primary);
        }

        .step-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .step-card p {
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.8;
            margin-bottom: 0;
        }

        .step-arrow {
            position: absolute;
            top: 42px;
            right: -20px;
            font-size: 22px;
            color: var(--primary);
            z-index: 3;
        }

        @media (max-width: 991px) {
            .step-arrow {
                display: none;
            }
        }

        /* ====== 功能卡片 ====== */
        .features-section {
            background: var(--body-bg);
            padding: var(--space-section) 0;
        }

        .feature-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            height: 100%;
            transition: all .35s ease;
        }

        .feature-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-8px);
        }

        .feature-card .feature-img {
            position: relative;
            height: 210px;
            overflow: hidden;
        }

        .feature-card .feature-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .6s ease;
        }

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

        .feature-img::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(22, 19, 31, .55), transparent 60%);
        }

        .feature-body {
            padding: 28px;
        }

        .feature-body h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .feature-body p {
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .feature-link {
            color: var(--primary-dark);
            font-weight: 600;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .feature-link:hover {
            gap: 12px;
            color: var(--primary);
        }

        /* ====== 安全区块 ====== */
        .security-section {
            background: var(--dark-bg);
            padding: var(--space-section) 0;
            position: relative;
            overflow: hidden;
        }

        .security-section::before {
            content: "";
            position: absolute;
            top: -80px;
            right: -80px;
            width: 380px;
            height: 380px;
            background: radial-gradient(circle, rgba(109, 92, 231, .25), transparent 65%);
            border-radius: 50%;
        }

        .security-section .section-head h2 {
            color: #fff;
        }

        .security-section .section-head p {
            color: rgba(255, 255, 255, .6);
        }

        .security-section .section-tag {
            background: rgba(109, 92, 231, .16);
            color: rgba(255, 255, 255, .8);
        }

        .security-list {
            list-style: none;
            padding: 0;
            margin: 26px 0 0;
        }

        .security-list li {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 14px 0;
            border-bottom: 1px solid rgba(255, 255, 255, .07);
            font-size: 15px;
            color: rgba(255, 255, 255, .75);
        }

        .security-list li:last-child {
            border-bottom: none;
        }

        .security-list li i {
            width: 34px;
            height: 34px;
            flex-shrink: 0;
            background: rgba(201, 163, 90, .15);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 15px;
        }

        .security-list li strong {
            color: #fff;
            font-weight: 600;
            display: block;
            font-size: 15px;
            margin-bottom: 2px;
        }

        .security-list li span {
            font-size: 13px;
            color: rgba(255, 255, 255, .48);
        }

        .security-img-wrap {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: 0 30px 60px rgba(0, 0, 0, .4);
            position: relative;
        }

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

        .security-img-wrap::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(22, 19, 31, .40));
            pointer-events: none;
        }

        /* ====== 规则卡片 ====== */
        .rules-section {
            background: var(--card-bg);
            padding: var(--space-section) 0;
        }

        .rule-card {
            background: var(--body-bg);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 30px 28px;
            height: 100%;
            transition: all .3s ease;
        }

        .rule-card:hover {
            background: #fff;
            border-color: rgba(201, 163, 90, .3);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .rule-card .rule-icon {
            width: 50px;
            height: 50px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: #fff;
            box-shadow: 0 8px 20px rgba(201, 163, 90, .35);
            margin-bottom: 18px;
        }

        .rule-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .rule-card p {
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.8;
            margin-bottom: 14px;
        }

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

        .rule-card ul li {
            padding: 6px 0;
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .rule-card ul li i {
            color: var(--primary);
            font-size: 12px;
        }

        /* ====== FAQ ====== */
        .faq-section {
            background: var(--body-bg);
            padding: var(--space-section) 0;
        }

        .faq-wrap {
            max-width: 860px;
            margin: 0 auto;
        }

        .accordion-item {
            background: var(--card-bg);
            border: 1px solid var(--border-light) !important;
            border-radius: var(--radius-md) !important;
            margin-bottom: 16px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: box-shadow .3s ease;
        }

        .accordion-item:has(.accordion-button:not(.collapsed)) {
            box-shadow: var(--shadow-md);
            border-color: rgba(201, 163, 90, .3) !important;
        }

        .accordion-button {
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            background: var(--card-bg);
            box-shadow: none !important;
            gap: 12px;
        }

        .accordion-button::after {
            background-image: none;
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            content: "\f078";
            color: var(--primary-dark);
            font-size: 13px;
            display: flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            background: rgba(201, 163, 90, .12);
            border-radius: 50%;
            transition: all .3s ease;
        }

        .accordion-button:not(.collapsed) {
            color: var(--primary-dark);
            background: rgba(201, 163, 90, .04);
        }

        .accordion-button:not(.collapsed)::after {
            transform: rotate(180deg);
            background: var(--primary);
            color: #fff;
        }

        .accordion-button:focus {
            box-shadow: none;
            border-color: transparent;
        }

        .accordion-body {
            padding: 4px 24px 24px;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.85;
            border-top: 1px solid var(--border-light);
        }

        /* ====== CTA ====== */
        .cta-section {
            position: relative;
            padding: 110px 0;
            background-size: cover;
            background-position: center;
            background-color: var(--dark-bg);
            text-align: center;
            isolation: isolate;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(22, 19, 31, .9), rgba(36, 28, 55, .85));
            z-index: -1;
        }

        .cta-section h2 {
            font-size: 38px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, .7);
            font-size: 17px;
            max-width: 600px;
            margin: 0 auto 32px;
            line-height: 1.8;
        }

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

        /* ====== 页脚 ====== */
        .site-footer {
            background: var(--dark-bg);
            color: rgba(255, 255, 255, .65);
            padding: 64px 0 24px;
            border-top: 1px solid rgba(255, 255, 255, .05);
        }

        .footer-top {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, .06);
            margin-bottom: 24px;
        }

        .footer-logo {
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }

        .footer-logo i {
            color: var(--primary);
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .5);
            max-width: 360px;
            margin-bottom: 0;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-col h4::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 28px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

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

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

        .footer-col ul li a {
            color: rgba(255, 255, 255, .55);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all .25s ease;
        }

        .footer-col ul li a i {
            font-size: 11px;
            color: rgba(201, 163, 90, .5);
            transition: transform .3s;
        }

        .footer-col ul li a:hover {
            color: var(--primary-light);
            transform: translateX(3px);
        }

        .footer-col ul li a:hover i {
            transform: translateX(2px);
            color: var(--primary);
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            font-size: 13px;
        }

        .copyright {
            color: rgba(255, 255, 255, .45);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .copyright i {
            font-size: 12px;
        }

        .legal {
            display: flex;
            align-items: center;
            gap: 10px;
            color: rgba(255, 255, 255, .3);
        }

        .legal a {
            color: rgba(255, 255, 255, .45);
            font-size: 13px;
        }

        .legal a:hover {
            color: var(--primary-light);
        }

        /* ====== 响应式 ====== */
        @media (max-width: 1199px) {
            :root {
                --space-section: 76px;
            }
            .container-custom {
                padding: 0 30px;
            }
            .page-hero h1 {
                font-size: 42px;
            }
        }

        @media (max-width: 991px) {
            .site-layout {
                flex-direction: column;
            }

            .sidebar {
                width: 100%;
                height: auto;
                position: sticky;
                top: 0;
                flex-direction: row;
                flex-wrap: wrap;
                align-items: center;
                padding: 12px 20px;
                z-index: 1040;
                border-right: none;
                border-bottom: 1px solid rgba(255, 255, 255, .06);
                background: rgba(22, 19, 31, .96);
                backdrop-filter: blur(10px);
            }

            .sidebar-brand {
                padding: 0;
                border-bottom: none;
                margin-bottom: 0;
                margin-right: auto;
                font-size: 17px;
            }

            .sidebar-brand i {
                font-size: 20px;
            }

            .sidebar-nav {
                display: flex;
                align-items: center;
                overflow-x: auto;
                gap: 6px;
                width: 100%;
                margin-top: 8px;
                padding-bottom: 2px;
                scrollbar-width: none;
            }

            .sidebar-nav::-webkit-scrollbar {
                display: none;
            }

            .nav-section-label {
                display: none;
            }

            .nav-item {
                white-space: nowrap;
                padding: 9px 14px;
                font-size: 14px;
                margin-bottom: 0;
            }

            .sidebar-foot {
                display: none;
            }

            .site-main {
                margin-left: 0;
            }

            .page-hero {
                padding: 70px 0 130px;
            }

            .page-hero h1 {
                font-size: 36px;
            }

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

            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 767px) {
            :root {
                --space-section: 60px;
            }

            .container-custom {
                padding: 0 20px;
            }

            .page-hero {
                padding: 56px 0 110px;
            }

            .page-hero h1 {
                font-size: 30px;
            }

            .page-hero p.lead {
                font-size: 16px;
            }

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

            .section-head h2,
            .cta-section h2 {
                font-size: 26px;
            }

            .stat-card {
                padding: 20px 16px;
            }

            .stat-card .stat-num {
                font-size: 26px;
            }

            .security-img-wrap img {
                height: 260px;
            }

            .footer-top {
                grid-template-columns: 1fr;
                gap: 26px;
            }

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

            .legal {
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 27px;
            }

            .hero-tag {
                font-size: 12px;
            }

            .btn-gold,
            .btn-outline-light-custom {
                padding: 11px 22px;
                font-size: 14px;
                width: 100%;
                justify-content: center;
            }

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

            .footer-bottom {
                font-size: 12px;
            }
        }

/* roulang page: article */
:root {
    --primary: #d4a959;
    --primary-light: #e8c87a;
    --primary-dark: #a8853d;
    --accent: #e85d4a;
    --bg: #080c16;
    --bg-2: #0e1220;
    --bg-3: #161b2c;
    --surface: #1a2034;
    --text: #e2e6f0;
    --text-weak: #97a1b8;
    --text-faint: #5f6a85;
    --border: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.15);
    --radius-lg: 22px;
    --radius-md: 15px;
    --radius-sm: 10px;
    --shadow: 0 15px 45px rgba(0, 0, 0, 0.4);
    --shadow-sm: 0 6px 20px rgba(0, 0, 0, 0.25);
    --transition: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    font-size: 15.5px;
    -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-light); }
img { max-width: 100%; display: block; }
button { border: none; background: none; font-family: inherit; }
ul, ol { list-style: none; }
.container-custom {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 30px;
}
.container-narrow {
    max-width: 920px;
}
/* === APP SHELL === */
.app-shell { display: flex; min-height: 100vh; }
.sidebar-main {
    flex: 1;
    margin-left: 264px;
    min-width: 0;
    background: linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
}
/* === SIDEBAR === */
.sidebar {
    width: 264px;
    position: fixed;
    left: 0; top: 0; bottom: 0;
    z-index: 1080;
    background: linear-gradient(180deg, #0d1018 0%, #131827 100%);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    padding: 24px 20px;
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px 22px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 24px;
}
.brand-icon {
    width: 46px;
    height: 46px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #0a0d14;
    font-size: 20px;
    box-shadow: 0 8px 20px rgba(212, 169, 89, 0.25);
}
.brand-text strong {
    display: block;
    font-size: 16px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.5px;
    line-height: 1.3;
}
.brand-text span {
    font-size: 11px;
    color: var(--text-faint);
    letter-spacing: 2px;
    text-transform: uppercase;
}
.sidebar-nav { flex: 1; overflow-y: auto; }
.sidebar-nav::-webkit-scrollbar { width: 4px; }
.sidebar-nav::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 10px; }
.nav-section-label {
    font-size: 11px;
    color: var(--text-faint);
    letter-spacing: 1.5px;
    text-transform: uppercase;
    padding: 10px 12px 8px;
    font-weight: 600;
}
.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border-radius: var(--radius-md);
    color: var(--text-weak);
    font-size: 14.5px;
    font-weight: 500;
    margin-bottom: 4px;
    transition: all var(--transition);
    position: relative;
}
.nav-item i { width: 20px; text-align: center; font-size: 16px; }
.nav-item:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.05);
    transform: translateX(4px);
}
.nav-item.active {
    color: var(--primary);
    background: linear-gradient(135deg, rgba(212,169,89,0.14), rgba(212,169,89,0.04));
    border: 1px solid rgba(212,169,89,0.25);
}
.nav-item.active::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 22px;
    border-radius: 4px 0 0 4px;
    background: var(--primary);
}
.sidebar-bottom { padding-top: 16px; border-top: 1px solid var(--border); }
.sidebar-card {
    background: linear-gradient(135deg, rgba(212,169,89,0.15), rgba(232,93,74,0.08));
    border: 1px solid rgba(212,169,89,0.2);
    border-radius: var(--radius-md);
    padding: 16px;
    text-align: center;
}
.sidebar-card i {
    font-size: 24px;
    color: var(--primary);
    margin-bottom: 8px;
}
.sidebar-card span {
    display: block;
    font-size: 13px;
    color: var(--text-weak);
    line-height: 1.5;
}
/* === MOBILE TOPBAR === */
.mobile-topbar {
    display: none;
    position: sticky;
    top: 0;
    z-index: 1070;
    background: rgba(13, 16, 24, 0.92);
    backdrop-filter: blur(14px);
    padding: 12px 20px;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border);
}
.mobile-menu-toggle {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text);
    background: rgba(255,255,255,0.06);
    font-size: 18px;
    transition: all var(--transition);
}
.mobile-menu-toggle:hover { background: rgba(255,255,255,0.12); color: var(--primary); }
.mobile-brand { display: flex; align-items: center; gap: 10px; font-weight: 700; color: #fff; font-size: 16px; }
.mobile-brand i { color: var(--primary); font-size: 20px; }
.mobile-cta {
    padding: 8px 16px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #0a0d14 !important;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 700;
    transition: all var(--transition);
}
.mobile-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(212,169,89,0.3); }
.mobile-menu-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1075;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
}
.mobile-menu-backdrop.show { display: block; }
/* === ARTICLE HERO === */
.article-hero {
    position: relative;
    padding: 90px 0 70px;
    background-size: cover;
    background-position: center;
    overflow: hidden;
}
.article-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(8,12,22,0.88) 0%, rgba(8,12,22,0.72) 50%, rgba(8,12,22,0.95) 100%);
}
.article-hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
}
.article-hero .container-custom { position: relative; z-index: 2; }
.breadcrumb-nav {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: var(--text-weak);
    margin-bottom: 28px;
}
.breadcrumb-nav a { color: var(--text-weak); transition: color var(--transition); }
.breadcrumb-nav a:hover { color: var(--primary); }
.breadcrumb-nav i { font-size: 11px; color: var(--text-faint); }
.breadcrumb-nav span { color: var(--primary); }
.article-header-info { max-width: 800px; }
.article-badge {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #0a0d14;
    font-size: 12.5px;
    font-weight: 700;
    padding: 6px 16px;
    border-radius: 30px;
    margin-bottom: 20px;
    box-shadow: 0 6px 20px rgba(212,169,89,0.3);
}
.article-header-info h1 {
    font-size: 40px;
    font-weight: 800;
    color: #fff;
    line-height: 1.25;
    margin-bottom: 20px;
    letter-spacing: -0.5px;
    text-shadow: 0 4px 30px rgba(0,0,0,0.4);
}
.article-meta-list {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    font-size: 13.5px;
    color: var(--text-weak);
}
.article-meta-list span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.article-meta-list i { color: var(--primary); }
/* === ARTICLE BODY === */
.article-body { padding: 60px 0; position: relative; }
.article-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
}
.article-cover {
    position: relative;
    aspect-ratio: 16/7;
    overflow: hidden;
}
.article-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.article-cover::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 55%, rgba(0,0,0,0.45));
}
.article-content {
    padding: 40px 48px 20px;
    font-size: 16px;
    line-height: 1.95;
    color: var(--text);
}
.article-content p {
    margin-bottom: 1.6em;
}
.article-content h2,
.article-content h3,
.article-content h4 {
    color: #fff;
    font-weight: 700;
    margin-top: 1.8em;
    margin-bottom: 0.9em;
    line-height: 1.4;
}
.article-content h2 { font-size: 24px; }
.article-content h3 { font-size: 20px; }
.article-content h4 { font-size: 17px; }
.article-content ul,
.article-content ol {
    margin-bottom: 1.6em;
    padding-left: 0;
}
.article-content ul li,
.article-content ol li {
    padding-left: 24px;
    position: relative;
    margin-bottom: 10px;
}
.article-content ul li::before {
    content: '';
    position: absolute;
    left: 4px;
    top: 12px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary);
}
.article-content ol { counter-reset: article-ol; }
.article-content ol li { counter-increment: article-ol; }
.article-content ol li::before {
    content: counter(article-ol);
    position: absolute;
    left: 0;
    top: 2px;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: rgba(212,169,89,0.14);
    color: var(--primary);
    font-size: 12px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}
.article-content img {
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    margin: 24px 0;
}
.article-content blockquote {
    border-left: 4px solid var(--primary);
    background: rgba(212, 169, 89, 0.07);
    padding: 18px 24px;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    margin: 28px 0;
    color: var(--text-weak);
    font-style: normal;
    line-height: 1.8;
}
.article-content blockquote p:last-child { margin-bottom: 0; }
.article-content a {
    color: var(--primary-light);
    border-bottom: 1px solid rgba(212,169,89,0.4);
}
.article-content a:hover {
    color: var(--primary);
    border-bottom-color: var(--primary);
}
.article-content code {
    background: rgba(255,255,255,0.08);
    padding: 2px 8px;
    border-radius: 5px;
    font-size: 0.92em;
    color: var(--primary-light);
}
.article-content pre {
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 20px;
    overflow-x: auto;
    margin: 24px 0;
}
.article-content pre code {
    background: none;
    padding: 0;
    color: var(--text);
}
/* === ARTICLE TAGS === */
.article-tags {
    padding: 24px 48px;
    border-top: 1px solid var(--border);
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(212, 169, 89, 0.1);
    border: 1px solid rgba(212, 169, 89, 0.25);
    color: var(--primary-light);
    font-size: 12.5px;
    padding: 5px 14px;
    border-radius: 20px;
    transition: all var(--transition);
}
.tag:hover { background: rgba(212,169,89,0.2); transform: translateY(-2px); }
/* === ARTICLE SHARE === */
.article-share {
    padding: 20px 48px 34px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-top: 1px solid var(--border);
}
.article-share > span {
    font-size: 14px;
    color: var(--text-weak);
    margin-right: 6px;
}
.share-btn {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--border);
    color: var(--text);
    font-size: 15px;
    transition: all var(--transition);
}
.share-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: #0a0d14;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(212,169,89,0.3);
}
/* === NOT FOUND === */
.not-found-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 80px 40px;
    text-align: center;
    box-shadow: var(--shadow);
}
.not-found-card i {
    font-size: 52px;
    color: var(--text-faint);
    margin-bottom: 20px;
    display: block;
}
.not-found-card h2 {
    font-size: 26px;
    color: #fff;
    margin-bottom: 12px;
}
.not-found-card p {
    color: var(--text-weak);
    margin-bottom: 30px;
}
.btn-gold {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #0a0d14;
    font-weight: 700;
    font-size: 14px;
    padding: 12px 28px;
    border-radius: 12px;
    transition: all var(--transition);
    border: none;
}
.btn-gold:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(212,169,89,0.35);
    color: #0a0d14;
}
/* === RELATED SECTION === */
.related-section {
    padding: 70px 0 50px;
    background: var(--bg-2);
    border-top: 1px solid var(--border);
}
.section-header {
    text-align: center;
    margin-bottom: 44px;
}
.section-subtitle {
    display: inline-block;
    font-size: 12px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--primary);
    font-weight: 700;
    margin-bottom: 8px;
}
.section-header h2 {
    font-size: 30px;
    font-weight: 800;
    color: #fff;
    letter-spacing: -1px;
}
.related-grid { margin-top: 10px; }
.related-card {
    display: block;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition);
    height: 100%;
}
.related-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 18px 45px rgba(0,0,0,0.45);
    border-color: rgba(212,169,89,0.35);
}
.related-cover {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
}
.related-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.related-card:hover .related-cover img { transform: scale(1.06); }
.related-cat-badge {
    position: absolute;
    top: 14px;
    left: 14px;
    background: rgba(8,12,22,0.85);
    backdrop-filter: blur(8px);
    color: var(--primary);
    font-size: 11px;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 20px;
    border: 1px solid rgba(212,169,89,0.3);
}
.related-info {
    padding: 20px;
}
.related-info h3 {
    font-size: 15.5px;
    font-weight: 600;
    color: #fff;
    line-height: 1.5;
    margin-bottom: 14px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 46px;
}
.related-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 12.5px;
    color: var(--text-faint);
}
.related-meta span { display: inline-flex; align-items: center; gap: 6px; }
.related-meta i { font-size: 12px; }
.related-link {
    color: var(--primary);
    font-weight: 600;
    transition: color var(--transition);
}
.related-card:hover .related-link { color: var(--primary-light); }
.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 40px;
    color: var(--text-weak);
    background: var(--surface);
    border: 1px dashed var(--border-strong);
    border-radius: var(--radius-lg);
}
/* === CTA === */
.cta-section { padding: 70px 0; }
.cta-banner {
    background: linear-gradient(135deg, var(--primary) 0%, #b8873d 50%, #9a6c2e 100%);
    border-radius: var(--radius-lg);
    padding: 48px 58px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 36px;
    flex-wrap: wrap;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(212,169,89,0.25);
}
.cta-banner::before,
.cta-banner::after {
    content: '';
    position: absolute;
    width: 160px;
    height: 160px;
    border-radius: 50%;
    background: rgba(255,255,255,0.08);
}
.cta-banner::before { top: -70px; right: 120px; }
.cta-banner::after { bottom: -80px; left: 50px; width: 100px; height: 100px; }
.cta-content { position: relative; z-index: 2; flex: 1; min-width: 260px; }
.cta-overline {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: rgba(10,13,20,0.7);
    display: block;
    margin-bottom: 8px;
}
.cta-content h2 {
    font-size: 28px;
    font-weight: 800;
    color: #0a0d14;
    margin-bottom: 10px;
    line-height: 1.3;
}
.cta-content p {
    color: rgba(10,13,20,0.75);
    font-size: 15px;
}
.btn-cta {
    position: relative;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: #0a0d14;
    color: var(--primary);
    font-weight: 700;
    font-size: 15px;
    padding: 16px 32px;
    border-radius: 14px;
    transition: all var(--transition);
    white-space: nowrap;
}
.btn-cta:hover {
    background: #fff;
    color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.3);
}
/* === FOOTER === */
.site-footer {
    background: var(--bg);
    border-top: 1px solid var(--border);
    padding: 60px 0 28px;
}
.footer-top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 44px;
}
.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 18px;
}
.footer-logo i {
    color: var(--primary);
    font-size: 24px;
}
.footer-brand p {
    color: var(--text-weak);
    font-size: 14px;
    line-height: 1.8;
    max-width: 380px;
}
.footer-col h4 {
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 12px;
}
.footer-col h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 30px;
    height: 3px;
    border-radius: 4px;
    background: var(--primary);
}
.footer-col ul li { margin-bottom: 11px; }
.footer-col ul li a {
    color: var(--text-weak);
    font-size: 14px;
    transition: all var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.footer-col ul li a i {
    font-size: 10px;
    color: var(--text-faint);
    transition: all var(--transition);
}
.footer-col ul li a:hover {
    color: var(--primary);
    padding-left: 4px;
}
.footer-col ul li a:hover i { color: var(--primary); }
.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}
.copyright {
    color: var(--text-faint);
    font-size: 13px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.copyright i { font-size: 12px; }
.legal {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 13px;
    color: var(--text-faint);
}
.legal a {
    color: var(--text-faint);
    transition: color var(--transition);
}
.legal a:hover { color: var(--primary); }
.legal span { color: var(--text-faint); }
/* === RESPONSIVE === */
@media (max-width: 1199.98px) {
    .sidebar { width: 230px; padding: 20px 16px; }
    .sidebar-main { margin-left: 230px; }
    .container-custom { padding: 0 24px; }
    .article-content { padding: 34px 36px 18px; }
    .article-tags { padding: 20px 36px; }
    .article-share { padding: 18px 36px 30px; }
}
@media (max-width: 991.98px) {
    .app-shell { display: block; }
    .sidebar {
        transform: translateX(-100%);
        width: 280px;
    }
    .sidebar.open { transform: translateX(0); box-shadow: 30px 0 60px rgba(0,0,0,0.5); }
    .sidebar-main { margin-left: 0; }
    .mobile-topbar { display: flex; }
    .container-custom { padding: 0 20px; }
    .article-hero { padding: 60px 0 44px; }
    .article-header-info h1 { font-size: 30px; }
    .footer-top { grid-template-columns: 1fr 1fr; gap: 40px; }
    .cta-banner { padding: 36px 32px; }
}
@media (max-width: 767.98px) {
    .article-hero { padding: 44px 0 36px; }
    .article-breadcrumb { font-size: 12px; }
    .article-header-info h1 { font-size: 24px; }
    .article-meta-list { gap: 14px; }
    .article-content { padding: 28px 24px 14px; font-size: 15px; }
    .article-tags { padding: 18px 24px; }
    .article-share { padding: 16px 24px 26px; flex-wrap: wrap; }
    .footer-top { grid-template-columns: 1fr; gap: 30px; }
    .footer-brand p { max-width: none; }
    .cta-banner { flex-direction: column; align-items: flex-start; }
    .cta-banner .btn-cta { align-self: stretch; justify-content: center; }
    .cta-content h2 { font-size: 22px; }
    .article-cover { aspect-ratio: 16/9; }
    .related-section { padding: 50px 0 36px; }
    .section-header h2 { font-size: 24px; }
    .section-header { margin-bottom: 30px; }
}
@media (max-width: 575.98px) {
    .container-custom { padding: 0 16px; }
    .article-hero { padding: 36px 0 30px; }
    .breadcrumb-nav { flex-wrap: wrap; font-size: 12px; gap: 8px; margin-bottom: 18px; }
    .article-header-info h1 { font-size: 21px; }
    .article-badge { font-size: 11px; padding: 5px 13px; }
    .article-meta-list { font-size: 12.5px; }
    .article-content { padding: 22px 18px 12px; font-size: 14.5px; line-height: 1.85; }
    .article-tags { padding: 16px 18px; }
    .article-share { padding: 14px 18px 22px; }
    .share-btn { width: 34px; height: 34px; font-size: 13px; }
    .article-cover img { object-position: center; }
    .related-info { padding: 16px; }
    .related-info h3 { font-size: 14px; min-height: 40px; }
    .cta-section { padding: 50px 0; }
    .cta-banner { padding: 30px 24px; border-radius: 16px; }
    .cta-content h2 { font-size: 19px; }
    .btn-cta { padding: 14px 24px; font-size: 14px; }
    .footer-bottom { flex-direction: column; text-align: center; gap: 12px; }
    .legal { justify-content: center; flex-wrap: wrap; }
}
/* === BOOTSTRAP RESET === */
.btn:focus, .form-control:focus { box-shadow: none !important; }

/* roulang page: category3 */
:root {
            --primary: #6a3d9f;
            --primary-dark: #4a2d7a;
            --primary-light: #efe7fb;
            --accent: #d4a547;
            --accent-dark: #b89135;
            --dark: #1a1033;
            --dark-2: #251845;
            --light-bg: #f8f6fc;
            --white: #ffffff;
            --text: #2a2a38;
            --text-muted: #6e6b7a;
            --border: #e7e1f0;
            --radius-lg: 16px;
            --radius-md: 10px;
            --radius-sm: 6px;
            --shadow-sm: 0 2px 10px rgba(42, 30, 70, 0.06);
            --shadow-md: 0 8px 28px rgba(42, 30, 70, 0.1);
            --shadow-lg: 0 16px 48px rgba(42, 30, 70, 0.14);
            --sidebar-width: 280px;
            --transition: all .3s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--light-bg);
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        input {
            font-family: inherit;
        }

        .site-wrapper {
            display: flex;
            min-height: 100vh;
        }

        .container-custom {
            width: 100%;
            max-width: 1320px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== Sidebar ===== */
        .sidebar {
            width: var(--sidebar-width);
            position: fixed;
            left: 0;
            top: 0;
            bottom: 0;
            background: var(--dark);
            z-index: 1050;
            display: flex;
            flex-direction: column;
            overflow-y: auto;
            padding: 28px 0 20px;
            transition: transform .35s ease;
            box-shadow: 4px 0 24px rgba(0, 0, 0, 0.2);
        }

        .sidebar-inner {
            display: flex;
            flex-direction: column;
            height: 100%;
            padding: 0 18px;
        }

        .sidebar-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 0 6px 24px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        }

        .brand-icon {
            width: 42px;
            height: 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--accent), #e8c56d);
            color: var(--dark);
            font-size: 19px;
            box-shadow: 0 4px 16px rgba(212, 165, 71, 0.3);
        }

        .brand-text {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 1px;
            line-height: 1.45;
        }

        .sidebar-close {
            display: none;
            position: absolute;
            top: 16px;
            right: 14px;
            background: rgba(255, 255, 255, 0.08);
            color: #ccc;
            width: 34px;
            height: 34px;
            border-radius: 50%;
            align-items: center;
            justify-content: center;
            font-size: 15px;
        }

        .sidebar-nav {
            padding: 12px 0 0;
            flex: 1;
        }

        .nav-section-label {
            font-size: 11px;
            color: rgba(255, 255, 255, 0.4);
            letter-spacing: 2px;
            padding: 18px 8px 6px;
            font-weight: 600;
            text-transform: uppercase;
        }

        .nav-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 11px 12px;
            margin: 3px 0;
            color: rgba(255, 255, 255, 0.72);
            border-radius: var(--radius-md);
            font-size: 15px;
            font-weight: 500;
            transition: var(--transition);
        }

        .nav-item i {
            width: 20px;
            text-align: center;
            font-size: 16px;
            color: rgba(255, 255, 255, 0.45);
            transition: var(--transition);
        }

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

        .nav-item.active {
            background: linear-gradient(135deg, rgba(212, 165, 71, 0.22), rgba(212, 165, 71, 0.08));
            color: var(--accent);
            border-left: 3px solid var(--accent);
            font-weight: 600;
        }

        .nav-item.active i {
            color: var(--accent);
        }

        .sidebar-cta {
            margin-top: 18px;
            padding: 18px 4px 4px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            text-align: center;
        }

        .btn-gold {
            display: inline-block;
            padding: 11px 26px 11px 30px;
            background: linear-gradient(135deg, var(--accent), #e2be62);
            color: var(--dark);
            font-weight: 700;
            border-radius: 50px;
            font-size: 14px;
            letter-spacing: 0.5px;
            box-shadow: 0 4px 18px rgba(212, 165, 71, 0.3);
            transition: var(--transition);
            border: none;
        }

        .btn-gold:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(212, 165, 71, 0.4);
        }

        .btn-gold i {
            margin-right: 5px;
        }

        .sidebar-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 1040;
            backdrop-filter: blur(3px);
        }

        .sidebar-overlay.active {
            display: block;
        }

        /* ===== Main Area ===== */
        .main-area {
            flex: 1;
            margin-left: var(--sidebar-width);
            min-width: 0;
            display: flex;
            flex-direction: column;
        }

        /* ===== Mobile Header ===== */
        .mobile-header {
            display: none;
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(26, 16, 51, 0.96);
            backdrop-filter: blur(12px);
            padding: 12px 20px;
            align-items: center;
            justify-content: space-between;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
        }

        .menu-toggle {
            background: rgba(255, 255, 255, 0.1);
            border-radius: 10px;
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 17px;
        }

        .mobile-brand {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .mobile-brand i {
            color: var(--accent);
        }

        /* ===== Page Hero ===== */
        .page-hero {
            position: relative;
            padding: 96px 0 80px;
            background-color: var(--dark);
            overflow: hidden;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: 0.5;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(26, 16, 51, 0.92) 20%, rgba(26, 16, 51, 0.6) 60%, rgba(26, 16, 51, 0.75));
        }

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

        .breadcrumb-nav {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 18px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .breadcrumb-nav a {
            color: rgba(255, 255, 255, 0.65);
            transition: var(--transition);
        }

        .breadcrumb-nav a:hover {
            color: var(--accent);
        }

        .breadcrumb-nav span {
            color: rgba(255, 255, 255, 0.35);
        }

        .page-hero h1 {
            font-size: 44px;
            font-weight: 800;
            color: #fff;
            margin: 0 0 12px;
            letter-spacing: 2px;
            line-height: 1.3;
        }

        .page-hero .hero-sub {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.75);
            max-width: 520px;
            margin-bottom: 28px;
        }

        .hero-search {
            display: flex;
            max-width: 460px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 50px;
            overflow: hidden;
            backdrop-filter: blur(6px);
        }

        .hero-search input {
            flex: 1;
            background: transparent;
            border: none;
            padding: 13px 18px;
            color: #fff;
            font-size: 15px;
            outline: none;
        }

        .hero-search input::placeholder {
            color: rgba(255, 255, 255, 0.55);
        }

        .hero-search button {
            background: linear-gradient(135deg, var(--accent), #e2be62);
            color: var(--dark);
            border: none;
            padding: 0 22px;
            font-size: 15px;
            transition: var(--transition);
        }

        .hero-search button:hover {
            background: linear-gradient(135deg, #e2be62, var(--accent));
        }

        /* ===== Category Tags ===== */
        .category-tags {
            padding: 28px 0;
            background: var(--white);
            border-bottom: 1px solid var(--border);
        }

        .tags-wrap {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
        }

        .tags-label {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 500;
            margin-right: 4px;
        }

        .tag {
            display: inline-block;
            padding: 7px 18px;
            border-radius: 50px;
            background: var(--light-bg);
            border: 1px solid var(--border);
            font-size: 14px;
            color: var(--text);
            cursor: pointer;
            transition: var(--transition);
        }

        .tag:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }

        .tag.active {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-color: transparent;
            box-shadow: 0 4px 14px rgba(106, 61, 159, 0.25);
        }

        /* ===== Section Header ===== */
        .section-header {
            margin-bottom: 32px;
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }

        .section-header h2 {
            font-size: 30px;
            font-weight: 800;
            color: var(--dark);
            margin: 0;
            letter-spacing: 1px;
            position: relative;
        }

        .section-header h2::after {
            content: "";
            position: absolute;
            bottom: -6px;
            left: 0;
            width: 48px;
            height: 3px;
            border-radius: 2px;
            background: linear-gradient(90deg, var(--accent), var(--accent-dark));
        }

        .header-sub {
            color: var(--text-muted);
            font-size: 14px;
        }

        .more-link {
            color: var(--primary);
            font-size: 15px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }

        .more-link:hover {
            color: var(--accent-dark);
            gap: 10px;
        }

        /* ===== News Grid ===== */
        .news-grid-section {
            padding: 56px 0 40px;
        }

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

        .news-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
        }

        .news-cover {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/9;
            background: var(--primary-light);
        }

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

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

        .badge-cat {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(26, 16, 51, 0.85);
            color: #fff;
            padding: 5px 14px;
            border-radius: 30px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.5px;
            backdrop-filter: blur(4px);
        }

        .news-body {
            padding: 22px 24px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .news-body h3 {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.5;
            margin: 0 0 10px;
            color: var(--dark);
            transition: var(--transition);
        }

        .news-card:hover .news-body h3 {
            color: var(--primary);
        }

        .news-body p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 16px;
            line-height: 1.6;
            flex: 1;
        }

        .news-meta {
            display: flex;
            gap: 18px;
            font-size: 13px;
            color: var(--text-muted);
            border-top: 1px solid var(--border);
            padding-top: 14px;
        }

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

        /* ===== Hot Section ===== */
        .hot-section {
            padding: 40px 0 56px;
            background: var(--white);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .hot-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .hot-item {
            display: flex;
            align-items: center;
            gap: 18px;
            padding: 16px 20px;
            background: var(--light-bg);
            border-radius: var(--radius-md);
            border: 1px solid transparent;
            transition: var(--transition);
        }

        .hot-item:hover {
            background: var(--white);
            border-color: var(--primary-light);
            box-shadow: var(--shadow-sm);
            transform: translateX(4px);
        }

        .hot-num {
            font-size: 28px;
            font-weight: 800;
            color: transparent;
            -webkit-text-stroke: 1.5px var(--primary);
            font-style: italic;
            min-width: 52px;
            text-align: center;
            line-height: 1;
        }

        .hot-item:nth-child(-n+3) .hot-num {
            color: var(--accent);
            -webkit-text-stroke: 0;
        }

        .hot-content {
            flex: 1;
        }

        .hot-content h4 {
            font-size: 16px;
            font-weight: 600;
            margin: 0 0 4px;
            color: var(--dark);
            transition: var(--transition);
        }

        .hot-item:hover .hot-content h4 {
            color: var(--primary);
        }

        .hot-meta {
            font-size: 13px;
            color: var(--text-muted);
        }

        .hot-trend {
            color: var(--accent);
            font-size: 18px;
            opacity: 0;
            transform: scale(0.5);
            transition: var(--transition);
        }

        .hot-item:hover .hot-trend {
            opacity: 1;
            transform: scale(1);
        }

        /* ===== Topic Section ===== */
        .topic-section {
            padding: 56px 0;
        }

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

        .topic-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
        }

        .topic-cover {
            aspect-ratio: 16/9;
            overflow: hidden;
            position: relative;
        }

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

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

        .topic-cover::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(26, 16, 51, 0.6));
        }

        .badge-topic {
            position: static;
            display: inline-block;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            color: var(--dark);
            margin-bottom: 12px;
        }

        .topic-body {
            padding: 20px 24px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .topic-body h3 {
            font-size: 19px;
            font-weight: 700;
            margin: 0 0 10px;
            color: var(--dark);
            line-height: 1.4;
        }

        .topic-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 16px;
            flex: 1;
        }

        .topic-link {
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }

        .topic-link:hover {
            color: var(--accent-dark);
            gap: 10px;
        }

        .topic-link i {
            font-size: 12px;
        }

        /* ===== Stats Section ===== */
        .stats-section {
            padding: 64px 0;
            background: var(--dark);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            position: relative;
        }

        .stats-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(26, 16, 51, 0.94), rgba(26, 16, 51, 0.8));
        }

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

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }

        .stat-item {
            padding: 30px 16px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-lg);
            backdrop-filter: blur(6px);
            transition: var(--transition);
        }

        .stat-item:hover {
            background: rgba(255, 255, 255, 0.12);
            transform: translateY(-4px);
        }

        .stat-number {
            font-size: 42px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
            margin-bottom: 8px;
            letter-spacing: 1px;
        }

        .stat-label {
            color: rgba(255, 255, 255, 0.75);
            font-size: 15px;
            letter-spacing: 1px;
        }

        /* ===== CTA Section ===== */
        .cta-section {
            padding: 64px 0;
            background: var(--white);
        }

        .cta-box {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border-radius: var(--radius-lg);
            padding: 48px 56px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 24px;
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }

        .cta-box::before {
            content: "";
            position: absolute;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            top: -80px;
            right: -50px;
        }

        .cta-text h2 {
            color: #fff;
            font-size: 28px;
            font-weight: 800;
            margin: 0 0 8px;
        }

        .cta-text p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 15px;
            margin: 0;
        }

        .subscribe-form {
            display: flex;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 50px;
            overflow: hidden;
            flex-wrap: nowrap;
            min-width: 380px;
        }

        .subscribe-form input {
            flex: 1;
            background: transparent;
            border: none;
            padding: 13px 20px;
            color: #fff;
            font-size: 15px;
            outline: none;
            min-width: 0;
        }

        .subscribe-form input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }

        .subscribe-form button {
            background: linear-gradient(135deg, var(--accent), #e2be62);
            color: var(--dark);
            font-weight: 700;
            padding: 0 28px;
            font-size: 15px;
            letter-spacing: 1px;
            transition: var(--transition);
        }

        .subscribe-form button:hover {
            filter: brightness(1.1);
        }

        /* ===== FAQ Section ===== */
        .faq-section {
            padding: 56px 0;
            background: var(--light-bg);
        }

        .faq-accordion {
            max-width: 860px;
            margin: 0 auto;
        }

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

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

        .faq-question {
            width: 100%;
            text-align: left;
            background: transparent;
            border: none;
            padding: 20px 24px;
            font-size: 17px;
            font-weight: 600;
            color: var(--dark);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            transition: var(--transition);
        }

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

        .faq-q-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            min-width: 32px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 14px;
            transition: var(--transition);
        }

        .faq-item.open .faq-q-icon {
            background: var(--primary);
            color: #fff;
            transform: rotate(180deg);
        }

        .faq-answer {
            display: none;
            padding: 0 24px 22px;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.65;
            border-top: 1px dashed var(--border);
            margin-top: 0;
        }

        .faq-item.open .faq-answer {
            display: block;
            padding-top: 16px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 56px 0 0;
            margin-top: 0;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 19px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-logo i {
            color: var(--accent);
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            max-width: 340px;
            margin: 0;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 18px;
            letter-spacing: 1px;
            position: relative;
        }

        .footer-col h4::after {
            content: "";
            position: absolute;
            bottom: -6px;
            left: 0;
            width: 28px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

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

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

        .footer-col ul a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
        }

        .footer-col ul a i {
            font-size: 10px;
            margin-right: 6px;
            color: rgba(255, 255, 255, 0.35);
            transition: var(--transition);
        }

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

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

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding: 20px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.45);
            transition: var(--transition);
        }

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

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

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

            .cta-box {
                padding: 40px 32px;
            }

            .subscribe-form {
                min-width: 100%;
            }
        }

        @media (max-width: 991px) {
            .sidebar {
                transform: translateX(-100%);
                width: 280px;
                padding-top: 48px;
            }

            .sidebar.open {
                transform: translateX(0);
            }

            .sidebar-close {
                display: flex;
            }

            .main-area {
                margin-left: 0;
            }

            .mobile-header {
                display: flex;
            }

            .page-hero {
                padding: 72px 0 60px;
            }

            .page-hero h1 {
                font-size: 34px;
            }

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

        @media (max-width: 768px) {
            :root {
                --sidebar-width: 260px;
            }

            .news-grid-section .row .col-md-6 {
                margin-bottom: 16px;
            }

            .section-header h2 {
                font-size: 24px;
            }

            .page-hero h1 {
                font-size: 28px;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }

            .stat-number {
                font-size: 30px;
            }

            .cta-box {
                padding: 32px 24px;
                flex-direction: column;
                align-items: flex-start;
            }

            .subscribe-form {
                min-width: 100%;
                flex-direction: column;
                border-radius: var(--radius-md);
                padding: 10px;
            }

            .subscribe-form input {
                width: 100%;
                text-align: center;
                padding: 10px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.15);
                border-radius: 0;
            }

            .subscribe-form button {
                width: 100%;
                padding: 12px;
                border-radius: 8px;
                margin-top: 8px;
            }
        }

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

            .page-hero h1 {
                font-size: 24px;
                letter-spacing: 1px;
            }

            .hero-search {
                flex-direction: column;
                border-radius: var(--radius-md);
                overflow: hidden;
            }

            .hero-search input {
                width: 100%;
                text-align: center;
                border-bottom: 1px solid rgba(255, 255, 255, 0.12);
                border-radius: 0;
            }

            .hero-search button {
                padding: 12px;
                width: 100%;
            }

            .tags-wrap {
                flex-wrap: nowrap;
                overflow-x: auto;
                padding-bottom: 4px;
                -webkit-overflow-scrolling: touch;
            }

            .tag {
                white-space: nowrap;
            }

            .footer-top {
                grid-template-columns: 1fr;
                gap: 28px;
            }

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

            .hot-item {
                gap: 12px;
            }

            .hot-num {
                font-size: 22px;
                min-width: 36px;
            }

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

/* roulang page: category2 */
:root {
            --bg-dark: #060914;
            --bg-deep: #0b1023;
            --bg-card: #121834;
            --bg-elevated: #1a2144;
            --gold: #f0b90b;
            --gold-light: #ffd75e;
            --gold-dark: #c8920a;
            --violet: #7b61ff;
            --cyan: #3ec6ff;
            --danger: #ff4d6a;
            --success: #2dd4a7;
            --text-light: #f4f6ff;
            --text-body: #c2c8e0;
            --text-muted: #8b92ba;
            --border-light: rgba(255, 255, 255, 0.09);
            --border-gold: rgba(240, 185, 11, 0.4);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --shadow-card: 0 20px 55px rgba(0, 0, 0, 0.4);
            --shadow-gold: 0 12px 36px rgba(240, 185, 11, 0.24);
            --font-base: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, "Segoe UI", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--font-base);
            background: var(--bg-dark);
            color: var(--text-body);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color .25s ease;
        }

        a:hover {
            color: var(--gold);
        }

        button,
        input {
            font-family: inherit;
        }

        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--gold);
            outline-offset: 3px;
        }

        h1,
        h2,
        h3,
        h4,
        h5 {
            color: var(--text-light);
            font-weight: 800;
            line-height: 1.28;
            letter-spacing: .5px;
        }

        p {
            color: var(--text-body);
        }

        .container-custom {
            width: 100%;
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 30px;
        }

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

        .btn {
            border-radius: 999px;
            font-weight: 700;
            letter-spacing: .5px;
            transition: all .3s ease;
        }

        .btn:focus,
        .btn:focus-visible {
            outline: 2px solid var(--gold);
            outline-offset: 3px;
            box-shadow: none;
        }

        .btn-gold {
            background: linear-gradient(135deg, #ffd75e 0%, #f0b90b 55%, #c8920a 100%);
            color: #171000;
            border: none;
            padding: 12px 30px;
            box-shadow: 0 10px 30px rgba(240, 185, 11, .26);
        }

        .btn-gold:hover,
        .btn-gold:focus {
            color: #171000;
            transform: translateY(-3px);
            box-shadow: 0 16px 42px rgba(240, 185, 11, .4);
        }

        .btn-outline-light {
            border: 1px solid rgba(255, 255, 255, .5);
            color: var(--text-light);
            padding: 12px 30px;
            background: rgba(255, 255, 255, .06);
            backdrop-filter: blur(6px);
        }

        .btn-outline-light:hover,
        .btn-outline-light:focus {
            background: rgba(255, 255, 255, .14);
            color: var(--text-light);
            border-color: var(--gold-light);
            transform: translateY(-3px);
        }

        .btn-card {
            background: rgba(240, 185, 11, .1);
            border: 1px solid rgba(240, 185, 11, .35);
            color: var(--gold-light);
            padding: 9px 22px;
            font-size: .88rem;
        }

        .btn-card:hover {
            background: var(--gold);
            color: #171000;
            box-shadow: var(--shadow-gold);
            transform: translateY(-2px);
        }

        /* ===== Sidebar ===== */
        .sidebar-nav-wrap {
            width: 268px;
            position: fixed;
            z-index: 1040;
            top: 0;
            bottom: 0;
            left: 0;
            display: flex;
            flex-direction: column;
            background: linear-gradient(180deg, #111633 0%, #080c1d 100%);
            border-right: 1px solid var(--border-light);
            padding: 30px 22px 24px;
            overflow-y: auto;
        }

        .sidebar-inner {
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 32px;
            color: var(--text-light);
        }

        .brand-logo:hover {
            color: var(--gold-light);
        }

        .brand-icon {
            width: 46px;
            height: 46px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.25rem;
            color: #171000;
            background: linear-gradient(135deg, var(--gold-light), var(--gold-dark));
            border-radius: 14px;
            box-shadow: var(--shadow-gold);
            flex-shrink: 0;
        }

        .brand-text {
            font-size: 1.15rem;
            font-weight: 900;
            letter-spacing: 1px;
            line-height: 1.2;
            white-space: nowrap;
        }

        .brand-text small {
            display: block;
            font-size: .68rem;
            letter-spacing: 3px;
            color: var(--text-muted);
            font-weight: 500;
        }

        .sidebar-nav {
            display: flex;
            flex-direction: column;
            gap: 4px;
            flex: 1;
        }

        .nav-section-label {
            font-size: .72rem;
            letter-spacing: 3px;
            color: var(--text-muted);
            font-weight: 700;
            text-transform: uppercase;
            margin: 22px 12px 10px;
        }

        .sidebar-nav .nav-item {
            display: flex;
            align-items: center;
            gap: 13px;
            padding: 12px 16px;
            border-radius: 13px;
            color: var(--text-body);
            font-weight: 600;
            font-size: .95rem;
            border: 1px solid transparent;
            transition: all .28s ease;
        }

        .sidebar-nav .nav-item i {
            width: 20px;
            text-align: center;
            color: var(--text-muted);
            transition: color .28s ease;
        }

        .sidebar-nav .nav-item:hover {
            color: var(--text-light);
            background: rgba(255, 255, 255, .05);
            transform: translateX(4px);
        }

        .sidebar-nav .nav-item:hover i {
            color: var(--gold);
        }

        .sidebar-nav .nav-item.active {
            color: var(--text-light);
            background: linear-gradient(100deg, rgba(240, 185, 11, .16), rgba(240, 185, 11, .04));
            border-color: rgba(240, 185, 11, .35);
            box-shadow: 0 8px 24px rgba(240, 185, 11, .08);
        }

        .sidebar-nav .nav-item.active i {
            color: var(--gold);
        }

        .sidebar-foot {
            margin-top: 24px;
            padding-top: 20px;
            border-top: 1px solid var(--border-light);
        }

        .sidebar-status {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: .82rem;
            color: var(--text-muted);
            margin-bottom: 14px;
        }

        .status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--success);
            box-shadow: 0 0 0 4px rgba(45, 212, 167, .18);
            animation: pulse-dot 2s infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { box-shadow: 0 0 0 4px rgba(45, 212, 167, .18); }
            50% { box-shadow: 0 0 0 8px rgba(45, 212, 167, .05); }
        }

        .sidebar-foot .btn-gold {
            padding: 10px 16px;
            font-size: .88rem;
            width: 100%;
        }

        /* ===== Mobile topbar ===== */
        .mobile-topbar {
            display: none;
            position: sticky;
            top: 0;
            z-index: 1030;
            align-items: center;
            justify-content: space-between;
            padding: 14px 20px;
            background: rgba(10, 14, 30, .92);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-light);
        }

        .mobile-topbar .brand-logo {
            margin-bottom: 0;
        }

        .mobile-topbar .brand-icon {
            width: 38px;
            height: 38px;
            border-radius: 11px;
            font-size: 1rem;
        }

        .mobile-topbar .brand-text {
            font-size: 1rem;
        }

        .menu-toggle {
            width: 42px;
            height: 42px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--border-light);
            background: rgba(255, 255, 255, .05);
            color: var(--text-light);
            border-radius: 12px;
        }

        .menu-toggle:hover {
            color: var(--gold);
            border-color: var(--border-gold);
            background: rgba(240, 185, 11, .08);
        }

        .offcanvas.mobile-menu {
            max-width: 290px;
            background: linear-gradient(180deg, #111633, #080c1d);
            border-right: 1px solid var(--border-light);
        }

        .mobile-menu .offcanvas-header {
            padding: 22px 20px 6px;
        }

        .mobile-menu .offcanvas-body {
            padding: 12px 18px 24px;
        }

        .mobile-menu .brand-logo {
            margin-bottom: 0;
        }

        .offcanvas-backdrop {
            background: rgba(4, 6, 15, .7);
        }

        /* ===== Main layout ===== */
        .main-content {
            margin-left: 268px;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        .main-content main {
            flex: 1;
        }

        /* ===== Hero ===== */
        .category-hero {
            position: relative;
            padding: 130px 0 120px;
            overflow: hidden;
            border-bottom: 1px solid var(--border-light);
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            transform: scale(1.02);
        }

        .hero-bg::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(115deg, rgba(6, 9, 24, .96) 0%, rgba(11, 15, 34, .84) 48%, rgba(123, 97, 255, .32) 100%);
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: .85rem;
            font-weight: 700;
            letter-spacing: 2px;
            color: var(--gold-light);
            background: rgba(240, 185, 11, .1);
            border: 1px solid rgba(240, 185, 11, .3);
            padding: 8px 20px;
            border-radius: 999px;
            margin-bottom: 24px;
            backdrop-filter: blur(4px);
        }

        .category-hero h1 {
            font-size: clamp(2.5rem, 5vw, 4.1rem);
            margin-bottom: 18px;
            letter-spacing: 3px;
        }

        .category-hero .hero-gradient {
            background: linear-gradient(120deg, var(--gold-light) 0%, var(--gold) 50%, var(--violet) 100%);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .category-hero .hero-lead {
            max-width: 640px;
            font-size: 1.08rem;
            color: rgba(226, 232, 255, .82);
            margin-bottom: 36px;
        }

        .hero-cta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 52px;
        }

        /* Countdown */
        .countdown-block {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            padding: 20px 26px;
            background: rgba(255, 255, 255, .05);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            backdrop-filter: blur(10px);
        }

        .countdown-label {
            font-size: .88rem;
            font-weight: 700;
            color: var(--text-light);
            letter-spacing: 1px;
            margin-right: 6px;
        }

        .cd-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            min-width: 58px;
        }

        .cd-num {
            font-size: 1.8rem;
            font-weight: 900;
            color: var(--gold-light);
            font-variant-numeric: tabular-nums;
            line-height: 1.1;
        }

        .cd-label {
            font-size: .7rem;
            letter-spacing: 2px;
            color: var(--text-muted);
            margin-top: 2px;
        }

        .cd-sep {
            font-size: 1.5rem;
            font-weight: 900;
            color: var(--gold);
            padding-bottom: 16px;
        }

        /* ===== Sections ===== */
        .section-block {
            padding: 92px 0;
        }

        .section-block.alt-bg {
            background: linear-gradient(180deg, var(--bg-deep) 0%, var(--bg-dark) 100%);
        }

        .section-head {
            max-width: 760px;
            margin-bottom: 46px;
        }

        .section-head.text-center {
            margin-left: auto;
            margin-right: auto;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: .78rem;
            font-weight: 800;
            letter-spacing: 3px;
            color: var(--gold);
            background: rgba(240, 185, 11, .09);
            border: 1px solid rgba(240, 185, 11, .26);
            padding: 7px 18px;
            border-radius: 999px;
            margin-bottom: 16px;
            text-transform: uppercase;
        }

        .section-head h2 {
            font-size: clamp(1.75rem, 3.2vw, 2.5rem);
            margin-bottom: 14px;
        }

        .section-head p {
            color: var(--text-muted);
            margin: 0;
        }

        /* ===== Stats strip ===== */
        .stats-strip {
            margin-top: -30px;
            position: relative;
            z-index: 3;
        }

        .stat-card {
            position: relative;
            padding: 26px 20px 22px;
            background: linear-gradient(160deg, var(--bg-elevated), var(--bg-card));
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            text-align: center;
            overflow: hidden;
            transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
        }

        .stat-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 20%;
            right: 20%;
            height: 3px;
            border-radius: 0 0 8px 8px;
            background: linear-gradient(90deg, transparent, var(--gold), transparent);
        }

        .stat-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card);
            border-color: rgba(240, 185, 11, .3);
        }

        .stat-num {
            font-size: 2.3rem;
            font-weight: 900;
            color: var(--gold-light);
            line-height: 1.15;
            font-variant-numeric: tabular-nums;
        }

        .stat-label {
            font-size: .88rem;
            color: var(--text-muted);
            margin-top: 6px;
            letter-spacing: 1px;
        }

        /* ===== Schedule timeline ===== */
        .stage-panel {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 44px 40px;
            height: 100%;
            box-shadow: var(--shadow-card);
        }

        .stage-list {
            position: relative;
            padding-left: 34px;
        }

        .stage-list::before {
            content: '';
            position: absolute;
            left: 14px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: linear-gradient(180deg, var(--gold) 0%, rgba(240, 185, 11, .06) 100%);
        }

        .stage-item {
            position: relative;
            padding-bottom: 34px;
        }

        .stage-item:last-child {
            padding-bottom: 0;
        }

        .stage-item::before {
            content: '';
            position: absolute;
            left: -31px;
            top: 7px;
            width: 15px;
            height: 15px;
            border-radius: 50%;
            background: var(--bg-dark);
            border: 3px solid var(--gold);
            box-shadow: 0 0 0 5px rgba(240, 185, 11, .14);
        }

        .stage-title {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--text-light);
            margin-bottom: 6px;
        }

        .stage-date {
            font-size: .76rem;
            font-weight: 700;
            color: var(--gold);
            background: rgba(240, 185, 11, .12);
            border: 1px solid rgba(240, 185, 11, .25);
            padding: 3px 13px;
            border-radius: 999px;
            letter-spacing: 1px;
        }

        .stage-desc {
            font-size: .93rem;
            color: var(--text-muted);
            margin: 0;
        }

        .guide-panel {
            background: linear-gradient(155deg, rgba(123, 97, 255, .1), rgba(240, 185, 11, .06));
            border: 1px solid rgba(123, 97, 255, .22);
            border-radius: var(--radius-lg);
            padding: 38px 36px;
            height: 100%;
        }

        .guide-panel h3 {
            font-size: 1.2rem;
            margin-bottom: 22px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .guide-step {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px dashed rgba(255, 255, 255, .08);
        }

        .guide-step:last-child {
            border-bottom: none;
        }

        .step-num {
            width: 32px;
            height: 32px;
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            font-weight: 800;
            font-size: .9rem;
            color: var(--gold-light);
            background: rgba(240, 185, 11, .12);
            border: 1px solid rgba(240, 185, 11, .3);
        }

        .guide-step h5 {
            font-size: .98rem;
            margin-bottom: 4px;
        }

        .guide-step p {
            margin: 0;
            font-size: .87rem;
            color: var(--text-muted);
        }

        /* ===== Standings table ===== */
        .standings-table {
            width: 100%;
            border-collapse: separate;
            border-spacing: 0 10px;
            margin: 0;
        }

        .standings-table thead th {
            font-size: .8rem;
            letter-spacing: 2px;
            color: var(--text-muted);
            font-weight: 800;
            padding: 10px 18px;
            border: none;
            background: transparent;
            text-transform: uppercase;
        }

        .standings-table tbody td {
            padding: 15px 18px;
            background: var(--bg-card);
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
            vertical-align: middle;
            color: var(--text-body);
            font-size: .94rem;
        }

        .standings-table tbody tr td:first-child {
            border-left: 1px solid var(--border-light);
            border-radius: 14px 0 0 14px;
        }

        .standings-table tbody tr td:last-child {
            border-right: 1px solid var(--border-light);
            border-radius: 0 14px 14px 0;
        }

        .standings-table tbody tr {
            transition: transform .3s ease, box-shadow .3s ease;
        }

        .standings-table tbody tr:hover td {
            background: var(--bg-elevated);
        }

        .standings-table tr.row-qualified td {
            background: linear-gradient(90deg, rgba(240, 185, 11, .16), rgba(18, 24, 52, .95));
            border-color: rgba(240, 185, 11, .3);
        }

        .rank-num {
            font-weight: 900;
            font-size: .95rem;
            color: var(--text-light);
        }

        .rank-top {
            color: var(--gold-light);
        }

        .team-cell {
            display: flex;
            align-items: center;
            gap: 12px;
            font-weight: 700;
            color: var(--text-light);
        }

        .team-logo {
            width: 36px;
            height: 36px;
            border-radius: 11px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: .82rem;
            color: #fff;
            flex-shrink: 0;
        }

        .status-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: .78rem;
            font-weight: 700;
            padding: 5px 15px;
            border-radius: 999px;
            white-space: nowrap;
        }

        .status-qualified {
            background: rgba(45, 212, 167, .12);
            color: #5ce0bb;
            border: 1px solid rgba(45, 212, 167, .32);
        }

        .status-pending {
            background: rgba(240, 185, 11, .12);
            color: var(--gold-light);
            border: 1px solid rgba(240, 185, 11, .3);
        }

        .status-out {
            background: rgba(255, 77, 106, .12);
            color: #ff8ba0;
            border: 1px solid rgba(255, 77, 106, .3);
        }

        .table-caption {
            margin-top: 14px;
            font-size: .84rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        /* ===== Bracket ===== */
        .bracket-track {
            display: flex;
            gap: 8px;
            overflow-x: auto;
            padding-bottom: 18px;
            scroll-snap-type: x proximity;
        }

        .bracket-stage {
            flex: 0 0 236px;
            scroll-snap-align: start;
        }

        .bracket-arrow {
            flex: 0 0 26px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gold);
            font-size: 1rem;
            opacity: .7;
        }

        .stage-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            padding: 0 2px 12px;
        }

        .stage-head h4 {
            font-size: .86rem;
            letter-spacing: 2px;
            margin: 0;
            color: var(--gold-light);
        }

        .stage-head .stage-count {
            font-size: .72rem;
            color: var(--text-muted);
            background: rgba(255, 255, 255, .05);
            border: 1px solid var(--border-light);
            border-radius: 999px;
            padding: 2px 10px;
            white-space: nowrap;
        }

        .match-card {
            margin-bottom: 12px;
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-left: 3px solid rgba(240, 185, 11, .55);
            border-radius: 14px;
            padding: 10px 14px;
            transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
        }

        .match-card:hover {
            transform: translateY(-3px);
            border-color: var(--border-gold);
            box-shadow: 0 12px 30px rgba(0, 0, 0, .35);
        }

        .team-line {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            padding: 4px 0;
            font-size: .88rem;
            color: var(--text-body);
        }

        .team-line .team-name {
            font-weight: 600;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .team-line.winner .team-name {
            color: var(--text-light);
            font-weight: 800;
        }

        .team-line.winner .team-score {
            color: var(--gold-light);
            font-weight: 900;
        }

        .team-score {
            font-weight: 700;
            font-variant-numeric: tabular-nums;
            font-size: .85rem;
        }

        .champ-stage .match-card {
            border-left-color: var(--gold);
            background: linear-gradient(160deg, rgba(240, 185, 11, .14), var(--bg-card));
        }

        .champ-crown {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: .8rem;
            font-weight: 800;
            color: var(--gold-light);
            margin-top: 8px;
        }

        /* ===== Themes scroll ===== */
        .themes-scroll {
            display: flex;
            gap: 22px;
            overflow-x: auto;
            padding: 6px 4px 20px;
            scroll-snap-type: x mandatory;
        }

        .themes-scroll::-webkit-scrollbar,
        .bracket-track::-webkit-scrollbar {
            height: 6px;
        }

        .themes-scroll::-webkit-scrollbar-thumb,
        .bracket-track::-webkit-scrollbar-thumb {
            background: rgba(240, 185, 11, .3);
            border-radius: 999px;
        }

        .theme-card {
            flex: 0 0 320px;
            scroll-snap-align: start;
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
        }

        .theme-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-card);
            border-color: rgba(240, 185, 11, .38);
        }

        .theme-cover {
            height: 180px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .theme-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 35%, rgba(10, 14, 30, .85) 100%);
        }

        .theme-cover .theme-type {
            position: absolute;
            left: 14px;
            bottom: 12px;
            z-index: 2;
            font-size: .74rem;
            font-weight: 800;
            color: #171000;
            background: linear-gradient(135deg, var(--gold-light), var(--gold));
            border-radius: 999px;
            padding: 4px 14px;
            letter-spacing: 1px;
        }

        .theme-body {
            padding: 22px 22px 24px;
        }

        .theme-body h3 {
            font-size: 1.1rem;
            margin-bottom: 8px;
        }

        .theme-body p {
            font-size: .88rem;
            color: var(--text-muted);
            margin-bottom: 16px;
            line-height: 1.7;
        }

        .theme-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: .8rem;
            color: var(--text-muted);
            margin-bottom: 16px;
        }

        .theme-meta i {
            color: var(--gold);
            margin-right: 5px;
        }

        /* ===== News / latest ===== */
        .news-card {
            height: 100%;
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
        }

        .news-card:hover {
            transform: translateY(-7px);
            box-shadow: var(--shadow-card);
            border-color: rgba(240, 185, 11, .32);
        }

        .news-media {
            height: 190px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .news-media::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(8, 11, 24, .7));
        }

        .news-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            font-size: .72rem;
            font-weight: 800;
            letter-spacing: 1px;
            color: var(--gold-light);
            background: rgba(10, 14, 30, .82);
            border: 1px solid rgba(240, 185, 11, .3);
            backdrop-filter: blur(6px);
            padding: 5px 14px;
            border-radius: 999px;
        }

        .news-body {
            padding: 22px 22px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .news-body h3 {
            font-size: 1.04rem;
            line-height: 1.5;
            margin-bottom: 10px;
        }

        .news-body p {
            font-size: .88rem;
            color: var(--text-muted);
            margin-bottom: 16px;
            flex: 1;
        }

        .news-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: .8rem;
            color: var(--text-muted);
            border-top: 1px dashed rgba(255, 255, 255, .08);
            padding-top: 14px;
        }

        .news-meta i {
            color: var(--gold);
            margin-right: 6px;
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 880px;
            margin: 0 auto;
        }

        .accordion {
            --bs-accordion-bg: var(--bg-card);
            --bs-accordion-color: var(--text-body);
            --bs-accordion-border-color: var(--border-light);
            --bs-accordion-border-radius: var(--radius-md);
            --bs-accordion-inner-border-radius: var(--radius-md);
            --bs-accordion-btn-color: var(--text-light);
            --bs-accordion-btn-bg: var(--bg-card);
            --bs-accordion-btn-icon-width: 0;
            --bs-accordion-body-padding-y: 0 22px 22px;
            --bs-accordion-btn-focus-border-color: var(--gold);
            --bs-accordion-btn-focus-box-shadow: 0 0 0 3px rgba(240, 185, 11, .22);
            --bs-accordion-active-color: var(--gold-light);
            --bs-accordion-active-bg: rgba(240, 185, 11, .05);
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .accordion-item {
            border: 1px solid var(--border-light) !important;
            border-radius: var(--radius-md) !important;
            overflow: hidden;
            background: var(--bg-card);
            transition: border-color .3s ease, box-shadow .3s ease;
        }

        .accordion-item:has(.accordion-button:not(.collapsed)) {
            border-color: var(--border-gold) !important;
            box-shadow: 0 10px 30px rgba(240, 185, 11, .08);
        }

        .accordion-button {
            font-weight: 700;
            font-size: .98rem;
            padding: 19px 24px;
            background: transparent;
            border-radius: 0 !important;
        }

        .accordion-button:not(.collapsed) {
            color: var(--gold-light);
            background: rgba(240, 185, 11, .04);
            box-shadow: none;
        }

        .accordion-button::after {
            content: none;
        }

        .accordion-button .fa-circle-plus {
            margin-right: 14px;
            color: var(--gold);
        }

        .accordion-button:not(.collapsed) .fa-circle-plus {
            transform: rotate(45deg);
            color: var(--gold-light);
        }

        .fa-circle-plus {
            transition: transform .3s ease;
        }

        .accordion-body {
            color: var(--text-muted);
            font-size: .93rem;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 70px 0 96px;
        }

        .cta-banner {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            padding: 88px 40px 80px;
            text-align: center;
            border: 1px solid var(--border-light);
        }

        .cta-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
        }

        .cta-bg::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(6, 9, 24, .95), rgba(18, 14, 40, .82));
        }

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

        .cta-banner h2 {
            font-size: clamp(1.8rem, 3.6vw, 2.8rem);
            margin-bottom: 16px;
        }

        .cta-banner p {
            max-width: 620px;
            margin: 0 auto 34px;
            color: var(--text-body);
        }

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

        /* ===== Footer ===== */
        .site-footer {
            background: linear-gradient(180deg, #080c1d, #050712);
            border-top: 1px solid var(--border-light);
            padding: 70px 0 0;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: 50px;
            padding-bottom: 44px;
            border-bottom: 1px solid var(--border-light);
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 900;
            color: var(--text-light);
            letter-spacing: 1px;
            margin-bottom: 14px;
        }

        .footer-logo i {
            color: var(--gold);
            font-size: 1.5rem;
        }

        .footer-brand p {
            font-size: .9rem;
            color: var(--text-muted);
            max-width: 380px;
            margin-bottom: 0;
            line-height: 1.8;
        }

        .footer-col h4 {
            font-size: .95rem;
            letter-spacing: 2px;
            margin-bottom: 20px;
            color: var(--text-light);
        }

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

        .footer-col ul li {
            margin-bottom: 12px;
        }

        .footer-col ul a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--text-muted);
            font-size: .9rem;
            transition: color .25s ease, transform .25s ease;
        }

        .footer-col ul a i {
            font-size: .62rem;
            color: var(--gold);
        }

        .footer-col ul a:hover {
            color: var(--gold-light);
            transform: translateX(4px);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 14px;
            padding: 24px 0;
            font-size: .84rem;
            color: var(--text-muted);
        }

        .footer-bottom .legal {
            display: flex;
            align-items: center;
            gap: 10px;
        }

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

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

        .footer-bottom .legal span {
            color: var(--border-light);
        }

        .site-footer .fa-copyright {
            margin-right: 4px;
            color: var(--gold);
        }

        /* ===== Reveal ===== */
        .reveal {
            opacity: 0;
            transform: translateY(28px);
            transition: opacity .7s ease, transform .7s ease;
        }

        .reveal.in-view {
            opacity: 1;
            transform: none;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1199.98px) {
            .sidebar-nav-wrap {
                width: 240px;
                padding: 26px 18px 20px;
            }

            .main-content {
                margin-left: 240px;
            }

            .footer-top {
                gap: 34px;
            }
        }

        @media (max-width: 991.98px) {
            .sidebar-nav-wrap {
                display: none;
            }

            .mobile-topbar {
                display: flex;
            }

            .main-content {
                margin-left: 0;
            }

            .category-hero {
                padding: 90px 0 100px;
            }

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

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

            .container-custom {
                padding: 0 22px;
            }
        }

        @media (max-width: 767.98px) {
            .category-hero {
                padding: 72px 0 84px;
            }

            .category-hero .hero-lead {
                font-size: .96rem;
            }

            .hero-cta {
                margin-bottom: 40px;
            }

            .countdown-block {
                padding: 16px 18px;
                gap: 8px;
                width: 100%;
                justify-content: space-between;
            }

            .countdown-label {
                width: 100%;
                margin-bottom: 6px;
            }

            .cd-item {
                min-width: 48px;
            }

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

            .stage-panel,
            .guide-panel {
                padding: 30px 24px;
            }

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

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

            .cta-banner {
                padding: 60px 22px 56px;
            }

            .bracket-stage {
                flex-basis: 210px;
            }
        }

        @media (max-width: 520px) {
            .container-custom {
                padding: 0 16px;
            }

            .section-block {
                padding: 52px 0;
            }

            .section-head {
                margin-bottom: 30px;
            }

            .theme-card {
                flex-basis: 272px;
            }

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

            .stats-strip .col-6 {
                padding-right: 8px;
                padding-left: 8px;
            }

            .standings-table thead th {
                padding: 8px 12px;
                font-size: .72rem;
            }

            .standings-table tbody td {
                padding: 12px;
                font-size: .84rem;
            }

            .team-logo {
                width: 30px;
                height: 30px;
                border-radius: 9px;
                font-size: .72rem;
            }
        }