/* roulang page: index */
:root {
            --sidebar-w: 256px;
            --sidebar-w-tablet: 224px;
            --primary: #2563eb;
            --primary-dark: #1d4ed8;
            --gold: #eab308;
            --gold-dark: #ca8a04;
            --bg: #f8fafc;
            --surface: #ffffff;
            --text: #1e293b;
            --text-muted: #64748b;
            --border: #e2e8f0;
            --radius: 12px;
            --radius-lg: 16px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.08), 0 2px 6px rgba(0, 0, 0, 0.04);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12), 0 4px 14px rgba(0, 0, 0, 0.06);
            --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.16), 0 8px 20px rgba(0, 0, 0, 0.08);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
            line-height: 1.7;
            color: #1e293b;
            background: #f8fafc;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

        /* ===== 侧边栏 ===== */
        .app-sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--sidebar-w);
            height: 100vh;
            height: 100dvh;
            background: #0f172a;
            z-index: 50;
            display: flex;
            flex-direction: column;
            border-right: 1px solid rgba(255, 255, 255, 0.06);
            transition: transform var(--transition), box-shadow var(--transition);
            overflow-y: auto;
            overflow-x: hidden;
        }
        .app-sidebar::-webkit-scrollbar {
            width: 4px;
        }
        .app-sidebar::-webkit-scrollbar-thumb {
            background: rgba(255, 255, 255, 0.12);
            border-radius: 4px;
        }

        .sidebar-logo {
            padding: 24px 20px 20px 24px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            flex-shrink: 0;
        }
        .sidebar-logo a {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: #ffffff;
            letter-spacing: 0.03em;
            transition: opacity var(--transition-fast);
        }
        .sidebar-logo a:hover {
            opacity: 0.85;
        }
        .sidebar-logo .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #fff;
            flex-shrink: 0;
            box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
        }

        .sidebar-nav {
            flex: 1;
            padding: 16px 12px;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            border-radius: 10px;
            color: #cbd5e1;
            font-size: 0.95rem;
            font-weight: 500;
            transition: all var(--transition-fast);
            position: relative;
            letter-spacing: 0.02em;
        }
        .sidebar-nav a i {
            width: 20px;
            text-align: center;
            font-size: 1rem;
            opacity: 0.8;
            transition: opacity var(--transition-fast);
        }
        .sidebar-nav a:hover {
            background: rgba(255, 255, 255, 0.06);
            color: #fff;
        }
        .sidebar-nav a:hover i {
            opacity: 1;
        }
        .sidebar-nav a.active {
            background: rgba(37, 99, 235, 0.2);
            color: #60a5fa;
            font-weight: 600;
            box-shadow: inset 3px 0 0 #3b82f6;
        }
        .sidebar-nav a.active i {
            opacity: 1;
            color: #60a5fa;
        }
        .sidebar-nav .nav-badge {
            margin-left: auto;
            font-size: 0.7rem;
            background: #eab308;
            color: #0f172a;
            padding: 2px 8px;
            border-radius: 20px;
            font-weight: 700;
            letter-spacing: 0.03em;
            line-height: 1.4;
        }

        .sidebar-footer {
            padding: 16px 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            flex-shrink: 0;
            color: #94a3b8;
            font-size: 0.78rem;
            text-align: center;
            letter-spacing: 0.02em;
        }

        /* ===== 主内容区 ===== */
        .main-content {
            margin-left: var(--sidebar-w);
            min-height: 100vh;
            transition: margin-left var(--transition);
        }

        /* ===== 移动端顶部导航 ===== */
        .mobile-topbar {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 56px;
            background: #0f172a;
            z-index: 45;
            align-items: center;
            padding: 0 16px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .mobile-topbar .mob-logo {
            font-size: 1.15rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.03em;
        }
        .mobile-topbar .hamburger {
            margin-left: auto;
            background: none;
            color: #fff;
            font-size: 1.4rem;
            padding: 6px 8px;
            border-radius: 8px;
            transition: background var(--transition-fast);
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
        }
        .mobile-topbar .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        /* ===== 遮罩层 ===== */
        .sidebar-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.55);
            z-index: 44;
            transition: opacity var(--transition);
            opacity: 0;
            pointer-events: none;
        }
        .sidebar-overlay.show {
            opacity: 1;
            pointer-events: auto;
        }

        /* ===== 板块通用 ===== */
        .section-block {
            padding: 60px 0;
        }
        .section-title-group {
            text-align: center;
            margin-bottom: 44px;
        }
        .section-label {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: #2563eb;
            background: rgba(37, 99, 235, 0.08);
            padding: 6px 16px;
            border-radius: 20px;
            margin-bottom: 12px;
        }
        .section-heading {
            font-size: 2rem;
            font-weight: 700;
            color: #0f172a;
            letter-spacing: 0.02em;
            margin-bottom: 8px;
        }
        .section-subheading {
            font-size: 1.05rem;
            color: #64748b;
            max-width: 600px;
            margin: 0 auto;
        }

        /* ===== Hero ===== */
        .hero-section {
            position: relative;
            padding: 80px 40px 90px;
            background: linear-gradient(160deg, #0f172a 0%, #1e293b 40%, #1e3a5f 100%);
            overflow: hidden;
            min-height: 520px;
            display: flex;
            align-items: center;
        }
        .hero-bg-img {
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.25;
            pointer-events: none;
            z-index: 0;
        }
        .hero-glow {
            position: absolute;
            top: -120px;
            right: -80px;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(37, 99, 235, 0.2) 0%, transparent 70%);
            border-radius: 50%;
            z-index: 0;
            pointer-events: none;
        }
        .hero-content {
            position: relative;
            z-index: 1;
            max-width: 680px;
        }
        .hero-content h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: 0.03em;
            line-height: 1.2;
            margin-bottom: 16px;
        }
        .hero-content h1 .highlight {
            color: #facc15;
            position: relative;
        }
        .hero-content .hero-desc {
            font-size: 1.1rem;
            color: #cbd5e1;
            line-height: 1.75;
            margin-bottom: 28px;
            max-width: 560px;
        }
        .hero-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.03em;
            transition: all var(--transition-fast);
            cursor: pointer;
            text-decoration: none;
            white-space: nowrap;
        }
        .btn-primary {
            background: #2563eb;
            color: #fff;
            box-shadow: 0 4px 18px rgba(37, 99, 235, 0.35);
        }
        .btn-primary:hover {
            background: #1d4ed8;
            box-shadow: 0 6px 24px rgba(37, 99, 235, 0.5);
            transform: translateY(-2px);
        }
        .btn-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.35);
        }
        .btn-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            transform: translateY(-2px);
        }
        .btn-gold {
            background: #eab308;
            color: #0f172a;
            box-shadow: 0 4px 18px rgba(234, 179, 8, 0.35);
            font-weight: 700;
        }
        .btn-gold:hover {
            background: #ca8a04;
            box-shadow: 0 6px 24px rgba(234, 179, 8, 0.5);
            transform: translateY(-2px);
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 0.85rem;
            border-radius: 22px;
        }
        .btn-lg {
            padding: 14px 32px;
            font-size: 1rem;
            border-radius: 30px;
        }

        /* ===== 数据卡片 ===== */
        .stat-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: all var(--transition-fast);
            border: 1px solid var(--border);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: #cbd5e1;
        }
        .stat-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: #1e3a5f;
            letter-spacing: 0.02em;
            margin-bottom: 4px;
        }
        .stat-number .unit {
            font-size: 1.2rem;
            font-weight: 600;
            color: #2563eb;
        }
        .stat-label {
            font-size: 0.9rem;
            color: #64748b;
            font-weight: 500;
            letter-spacing: 0.03em;
        }

        /* ===== 卡片通用 ===== */
        .info-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: all var(--transition-fast);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .info-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: #cbd5e1;
        }
        .info-card .card-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 16px;
            flex-shrink: 0;
        }
        .info-card .card-icon.blue {
            background: rgba(37, 99, 235, 0.1);
            color: #2563eb;
        }
        .info-card .card-icon.gold {
            background: rgba(234, 179, 8, 0.12);
            color: #ca8a04;
        }
        .info-card .card-icon.green {
            background: rgba(16, 185, 129, 0.1);
            color: #10b981;
        }
        .info-card .card-icon.purple {
            background: rgba(139, 92, 246, 0.1);
            color: #7c3aed;
        }
        .info-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: #0f172a;
            margin-bottom: 8px;
        }
        .info-card p {
            font-size: 0.9rem;
            color: #64748b;
            line-height: 1.65;
            flex: 1;
        }
        .info-card .card-img {
            border-radius: 10px;
            overflow: hidden;
            margin-bottom: 16px;
            flex-shrink: 0;
        }
        .info-card .card-img img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .info-card:hover .card-img img {
            transform: scale(1.04);
        }

        /* ===== 品牌故事 ===== */
        .brand-story-block {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
        }
        .brand-story-inner {
            display: flex;
            flex-wrap: wrap;
            align-items: stretch;
        }
        .brand-story-img {
            flex: 0 0 42%;
            min-height: 320px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .brand-story-text {
            flex: 0 0 58%;
            padding: 40px 36px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .brand-story-text h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: #0f172a;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        .brand-story-text p {
            font-size: 0.95rem;
            color: #475569;
            line-height: 1.8;
            margin-bottom: 12px;
        }

        /* ===== 赛事卡片 ===== */
        .tournament-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: all var(--transition-fast);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .tournament-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }
        .tournament-card .tc-img {
            height: 190px;
            overflow: hidden;
            flex-shrink: 0;
        }
        .tournament-card .tc-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .tournament-card:hover .tc-img img {
            transform: scale(1.05);
        }
        .tournament-card .tc-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .tournament-card .tc-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 14px;
            background: rgba(234, 179, 8, 0.15);
            color: #b45309;
            letter-spacing: 0.04em;
            margin-bottom: 8px;
            align-self: flex-start;
        }
        .tournament-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: #0f172a;
            margin-bottom: 6px;
        }
        .tournament-card p {
            font-size: 0.85rem;
            color: #64748b;
            flex: 1;
            line-height: 1.6;
        }

        /* ===== 用户评价 ===== */
        .testimonial-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: all var(--transition-fast);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .testimonial-card .stars {
            color: #eab308;
            font-size: 0.9rem;
            margin-bottom: 10px;
            letter-spacing: 2px;
        }
        .testimonial-card .quote {
            font-size: 0.92rem;
            color: #475569;
            line-height: 1.7;
            flex: 1;
            margin-bottom: 14px;
            font-style: italic;
        }
        .testimonial-card .author {
            font-size: 0.85rem;
            font-weight: 600;
            color: #0f172a;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .testimonial-card .author-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: #e2e8f0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            color: #64748b;
            flex-shrink: 0;
        }

        /* ===== 新闻卡片 ===== */
        .news-item {
            display: flex;
            gap: 16px;
            padding: 18px 0;
            border-bottom: 1px solid #f1f5f9;
            transition: all var(--transition-fast);
            align-items: flex-start;
        }
        .news-item:last-child {
            border-bottom: none;
        }
        .news-item:hover {
            background: #fafbfd;
            margin: 0 -12px;
            padding-left: 12px;
            padding-right: 12px;
            border-radius: 10px;
            border-bottom-color: transparent;
        }
        .news-item .news-thumb {
            width: 100px;
            height: 72px;
            border-radius: 8px;
            overflow: hidden;
            flex-shrink: 0;
        }
        .news-item .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-item .news-info {
            flex: 1;
            min-width: 0;
        }
        .news-item .news-date {
            font-size: 0.75rem;
            color: #94a3b8;
            font-weight: 500;
            letter-spacing: 0.03em;
            margin-bottom: 4px;
        }
        .news-item h5 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #0f172a;
            margin-bottom: 4px;
            line-height: 1.4;
        }
        .news-item .news-excerpt {
            font-size: 0.82rem;
            color: #64748b;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-item .read-more {
            font-size: 0.78rem;
            font-weight: 600;
            color: #2563eb;
            margin-top: 4px;
            display: inline-block;
            transition: color var(--transition-fast);
        }
        .news-item .read-more:hover {
            color: #1d4ed8;
        }

        /* ===== FAQ ===== */
        .faq-item {
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 12px;
            background: #fff;
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            padding: 18px 22px;
            font-weight: 600;
            font-size: 0.95rem;
            color: #0f172a;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            user-select: none;
            letter-spacing: 0.02em;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: #f8fafc;
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: #f1f5f9;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            color: #64748b;
            transition: all var(--transition-fast);
        }
        .faq-item.open .faq-question .faq-icon {
            background: #2563eb;
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 22px;
            font-size: 0.88rem;
            color: #475569;
            line-height: 1.75;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 22px 20px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, #1e3a5f 0%, #0f172a 100%);
            border-radius: var(--radius-lg);
            padding: 50px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-section .cta-glow {
            position: absolute;
            top: -60px;
            left: 50%;
            transform: translateX(-50%);
            width: 350px;
            height: 350px;
            background: radial-gradient(circle, rgba(37, 99, 235, 0.25) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
            z-index: 0;
        }
        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            position: relative;
            z-index: 1;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }
        .cta-section p {
            font-size: 1rem;
            color: #cbd5e1;
            position: relative;
            z-index: 1;
            margin-bottom: 24px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-section .btn {
            position: relative;
            z-index: 1;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #0f172a;
            color: #cbd5e1;
            padding: 40px 30px 28px;
            text-align: center;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        .footer-brand {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.04em;
            margin-bottom: 8px;
        }
        .footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 18px;
            margin-bottom: 16px;
        }
        .footer-links a {
            color: #94a3b8;
            font-size: 0.85rem;
            transition: color var(--transition-fast);
            letter-spacing: 0.02em;
        }
        .footer-links a:hover {
            color: #fff;
        }
        .footer-copy {
            font-size: 0.78rem;
            color: #64748b;
            letter-spacing: 0.03em;
        }

        /* ===== 合作伙伴 ===== */
        .partner-row {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            align-items: center;
            gap: 28px 40px;
        }
        .partner-item {
            font-size: 0.9rem;
            font-weight: 600;
            color: #94a3b8;
            letter-spacing: 0.05em;
            padding: 10px 18px;
            border-radius: 8px;
            background: #f8fafc;
            transition: all var(--transition-fast);
            cursor: default;
            white-space: nowrap;
        }
        .partner-item:hover {
            color: #0f172a;
            background: #e2e8f0;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            :root {
                --sidebar-w: 224px;
            }
            .app-sidebar {
                width: var(--sidebar-w);
            }
            .main-content {
                margin-left: var(--sidebar-w);
            }
            .hero-section {
                padding: 60px 28px 70px;
                min-height: 420px;
            }
            .hero-content h1 {
                font-size: 2.2rem;
            }
            .hero-content .hero-desc {
                font-size: 1rem;
            }
            .section-heading {
                font-size: 1.6rem;
            }
            .brand-story-inner {
                flex-direction: column;
            }
            .brand-story-img {
                flex: 0 0 240px;
                min-height: 240px;
            }
            .brand-story-text {
                flex: 0 0 auto;
                padding: 28px 24px;
            }
            .section-block {
                padding: 44px 0;
            }
            .cta-section {
                padding: 36px 24px;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 768px) {
            .app-sidebar {
                transform: translateX(-100%);
                width: 260px;
                box-shadow: none;
                z-index: 48;
            }
            .app-sidebar.open {
                transform: translateX(0);
                box-shadow: var(--shadow-xl);
            }
            .sidebar-overlay {
                display: block;
            }
            .mobile-topbar {
                display: flex;
            }
            .main-content {
                margin-left: 0;
                padding-top: 56px;
            }
            .hero-section {
                padding: 40px 18px 50px;
                min-height: auto;
                text-align: center;
            }
            .hero-content {
                max-width: 100%;
            }
            .hero-content h1 {
                font-size: 1.7rem;
            }
            .hero-content .hero-desc {
                font-size: 0.9rem;
                margin-left: auto;
                margin-right: auto;
            }
            .hero-buttons {
                justify-content: center;
            }
            .hero-glow {
                width: 280px;
                height: 280px;
                top: -60px;
                right: -40px;
            }
            .section-heading {
                font-size: 1.4rem;
            }
            .section-block {
                padding: 34px 0;
            }
            .stat-card {
                padding: 20px 16px;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .news-item .news-thumb {
                width: 80px;
                height: 60px;
            }
            .news-item h5 {
                font-size: 0.88rem;
            }
            .cta-section h2 {
                font-size: 1.3rem;
            }
            .brand-story-img {
                flex: 0 0 200px;
                min-height: 200px;
            }
            .btn {
                padding: 10px 20px;
                font-size: 0.88rem;
            }
            .btn-lg {
                padding: 12px 24px;
                font-size: 0.92rem;
            }
            .tournament-card .tc-img {
                height: 150px;
            }
            .info-card .card-img img {
                height: 140px;
            }
        }

        @media (max-width: 520px) {
            .hero-section {
                padding: 32px 14px 40px;
            }
            .hero-content h1 {
                font-size: 1.4rem;
            }
            .hero-content .hero-desc {
                font-size: 0.82rem;
            }
            .hero-buttons {
                flex-direction: column;
                align-items: center;
                gap: 8px;
            }
            .hero-buttons .btn {
                width: 100%;
                justify-content: center;
                max-width: 280px;
            }
            .section-heading {
                font-size: 1.2rem;
            }
            .section-subheading {
                font-size: 0.85rem;
            }
            .stat-number {
                font-size: 1.5rem;
            }
            .stat-label {
                font-size: 0.78rem;
            }
            .news-item {
                flex-direction: column;
                gap: 8px;
            }
            .news-item .news-thumb {
                width: 100%;
                height: 140px;
            }
            .partner-row {
                gap: 12px 18px;
            }
            .partner-item {
                font-size: 0.78rem;
                padding: 8px 12px;
            }
            .faq-question {
                font-size: 0.85rem;
                padding: 14px 16px;
            }
            .faq-answer {
                font-size: 0.8rem;
                padding: 0 16px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 16px;
            }
            .cta-section {
                padding: 28px 16px;
                border-radius: var(--radius);
            }
            .cta-section h2 {
                font-size: 1.15rem;
            }
            .site-footer {
                padding: 28px 16px 20px;
            }
            .footer-links {
                gap: 10px;
            }
            .section-block {
                padding: 26px 0;
            }
            .info-card {
                padding: 20px 16px;
            }
            .info-card h3 {
                font-size: 0.95rem;
            }
        }

/* roulang page: category4 */
:root {
            --sidebar-width: 248px;
            --sidebar-bg: #111318;
            --sidebar-text: #cdd3dc;
            --sidebar-active-bg: #1e3799;
            --sidebar-active-text: #ffffff;
            --sidebar-hover-bg: #1a1c24;
            --accent-gold: #f0b830;
            --accent-gold-light: #fcc44a;
            --brand-primary: #3b5de7;
            --brand-deep: #1e3799;
            --text-primary: #1a1c24;
            --text-secondary: #555a66;
            --text-muted: #8b8f9a;
            --bg-page: #f8f9fb;
            --bg-white: #ffffff;
            --border-light: #e4e7ec;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 26px;
            --transition-fast: 0.18s ease;
            --transition-normal: 0.28s ease;
            --transition-slow: 0.4s ease;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: 'Inter', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--bg-page);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
            transition: all var(--transition-fast);
        }

        input,
        textarea {
            font-family: inherit;
        }

        /* ========== 左侧导航 Sidebar ========== */
        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--sidebar-width);
            height: 100vh;
            background: var(--sidebar-bg);
            z-index: 1000;
            display: flex;
            flex-direction: column;
            overflow-y: auto;
            overflow-x: hidden;
            border-right: 1px solid rgba(255, 255, 255, 0.06);
            transition: transform var(--transition-normal);
        }

        .sidebar-logo {
            padding: 24px 20px 20px 20px;
            display: flex;
            align-items: center;
            gap: 10px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            flex-shrink: 0;
        }

        .sidebar-logo-icon {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--brand-primary), var(--brand-deep));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: #fff;
            flex-shrink: 0;
            box-shadow: 0 4px 14px rgba(59, 93, 231, 0.35);
        }

        .sidebar-logo-text {
            font-size: 1.3rem;
            font-weight: 700;
            color: #ffffff;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .sidebar-nav {
            flex: 1;
            padding: 12px 12px;
            display: flex;
            flex-direction: column;
            gap: 3px;
        }

        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 13px 16px;
            border-radius: var(--radius-sm);
            color: var(--sidebar-text);
            font-size: 0.95rem;
            font-weight: 500;
            letter-spacing: 0.2px;
            transition: all var(--transition-fast);
            position: relative;
            white-space: nowrap;
        }

        .sidebar-nav a i {
            width: 20px;
            text-align: center;
            font-size: 0.95rem;
            flex-shrink: 0;
        }

        .sidebar-nav a:hover {
            background: var(--sidebar-hover-bg);
            color: #e8eaf0;
        }

        .sidebar-nav a.active {
            background: var(--sidebar-active-bg);
            color: var(--sidebar-active-text);
            font-weight: 600;
            box-shadow: 0 2px 12px rgba(30, 55, 153, 0.4);
        }

        .nav-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 0.68rem;
            font-weight: 700;
            padding: 2px 8px;
            border-radius: 20px;
            background: #f03e3e;
            color: #fff;
            line-height: 1.4;
            margin-left: auto;
            letter-spacing: 0.3px;
        }

        .sidebar-nav a.active .nav-badge {
            background: #ff6b6b;
        }

        .sidebar-footer-info {
            padding: 16px 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            flex-shrink: 0;
        }

        .sidebar-footer-info p {
            color: #6b6f7a;
            font-size: 0.75rem;
            margin: 0;
            line-height: 1.5;
        }

        /* ========== 主内容区 ========== */
        .main-wrapper {
            margin-left: var(--sidebar-width);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        .main-content {
            flex: 1;
        }

        /* ========== 移动端菜单按钮 ========== */
        .mobile-menu-btn {
            display: none;
            position: fixed;
            top: 14px;
            left: 14px;
            z-index: 1100;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--brand-primary);
            color: #fff;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            box-shadow: 0 4px 16px rgba(59, 93, 231, 0.4);
            border: none;
            cursor: pointer;
        }

        .mobile-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.55);
            z-index: 999;
            transition: opacity var(--transition-normal);
        }

        .mobile-overlay.show {
            display: block;
        }

        /* ========== 板块容器 ========== */
        .section-container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 48px 32px;
        }

        .section-title {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            letter-spacing: -0.3px;
            line-height: 1.3;
        }

        .section-subtitle {
            font-size: 0.98rem;
            color: var(--text-muted);
            margin-bottom: 32px;
            line-height: 1.6;
            max-width: 620px;
        }

        /* ========== Hero Banner ========== */
        .hero-banner {
            position: relative;
            background-image: url('assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center 40%;
            background-repeat: no-repeat;
            padding: 72px 32px;
            display: flex;
            align-items: center;
            min-height: 360px;
        }

        .hero-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(17, 19, 24, 0.82) 0%, rgba(17, 19, 24, 0.55) 50%, rgba(17, 19, 24, 0.7) 100%);
            z-index: 1;
        }

        .hero-banner-content {
            position: relative;
            z-index: 2;
            max-width: 700px;
        }

        .hero-banner-tag {
            display: inline-block;
            background: var(--accent-gold);
            color: #1a1c24;
            font-weight: 700;
            font-size: 0.82rem;
            padding: 5px 14px;
            border-radius: 20px;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .hero-banner h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #ffffff;
            margin: 0 0 14px 0;
            letter-spacing: -0.6px;
            line-height: 1.25;
        }

        .hero-banner p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            margin: 0 0 20px 0;
            max-width: 560px;
        }

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

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

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

        .hero-stat-label {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }

        /* ========== 攻略分类卡片网格 ========== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .category-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
            cursor: pointer;
            border: 1px solid var(--border-light);
        }

        .category-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: #d0d5e0;
        }

        .category-card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            display: block;
        }

        .category-card-body {
            padding: 18px 16px;
        }

        .category-card-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin: 0 0 6px 0;
            color: var(--text-primary);
            letter-spacing: -0.2px;
        }

        .category-card-body p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.55;
        }

        .category-card-count {
            display: inline-block;
            font-size: 0.75rem;
            color: var(--brand-primary);
            font-weight: 600;
            margin-top: 8px;
        }

        /* ========== 文章列表 ========== */
        .article-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .article-item {
            display: flex;
            gap: 18px;
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-fast);
            align-items: center;
        }

        .article-item:hover {
            box-shadow: var(--shadow-md);
            border-color: #d0d5e0;
            transform: translateX(3px);
        }

        .article-item-img {
            width: 100px;
            height: 75px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
        }

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

        .article-item-info h4 {
            font-size: 0.98rem;
            font-weight: 600;
            margin: 0 0 4px 0;
            color: var(--text-primary);
            letter-spacing: -0.2px;
            line-height: 1.4;
        }

        .article-item-info .article-meta {
            font-size: 0.78rem;
            color: var(--text-muted);
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .article-item-arrow {
            flex-shrink: 0;
            color: var(--brand-primary);
            font-size: 1.1rem;
            transition: transform var(--transition-fast);
        }

        .article-item:hover .article-item-arrow {
            transform: translateX(4px);
        }

        .article-tag {
            display: inline-block;
            font-size: 0.7rem;
            font-weight: 600;
            padding: 2px 9px;
            border-radius: 12px;
            background: #eef2ff;
            color: var(--brand-primary);
            letter-spacing: 0.2px;
        }

        .article-tag.hot {
            background: #fff0f0;
            color: #e03131;
        }

        .article-tag.new {
            background: #f0fdf4;
            color: #16a34a;
        }

        /* ========== 技巧亮点区 ========== */
        .tips-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .tip-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 26px 22px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            text-align: center;
            transition: all var(--transition-normal);
        }

        .tip-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: #d0d5e0;
        }

        .tip-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            margin: 0 auto 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
        }

        .tip-icon.blue {
            background: #eef2ff;
            color: var(--brand-primary);
        }
        .tip-icon.gold {
            background: #fffdf0;
            color: #d4a017;
        }
        .tip-icon.green {
            background: #f0fdf4;
            color: #16a34a;
        }

        .tip-card h3 {
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 6px 0;
            color: var(--text-primary);
        }

        .tip-card p {
            font-size: 0.84rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.55;
        }

        /* ========== 进阶教程区 ========== */
        .advanced-section {
            background: linear-gradient(180deg, #1a1c24 0%, #252832 100%);
            color: #fff;
            padding: 56px 32px;
            border-radius: var(--radius-lg);
            margin: 0 32px;
        }

        .advanced-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
            max-width: 1000px;
            margin: 0 auto;
        }

        .advanced-card {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: all var(--transition-normal);
        }

        .advanced-card:hover {
            background: rgba(255, 255, 255, 0.09);
            border-color: rgba(255, 255, 255, 0.22);
            transform: translateY(-2px);
        }

        .advanced-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin: 0 0 8px 0;
            color: #fff;
        }

        .advanced-card p {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.7);
            margin: 0 0 14px 0;
            line-height: 1.6;
        }

        .advanced-card .btn-outline-light {
            display: inline-block;
            padding: 8px 18px;
            border: 1.5px solid rgba(255, 255, 255, 0.4);
            border-radius: 20px;
            color: #fff;
            font-size: 0.84rem;
            font-weight: 500;
            transition: all var(--transition-fast);
        }

        .advanced-card .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.1);
        }

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

        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 20px 22px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .faq-item:hover {
            box-shadow: var(--shadow-md);
            border-color: #d0d5e0;
        }

        .faq-item h4 {
            font-size: 0.98rem;
            font-weight: 700;
            margin: 0 0 8px 0;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .faq-item h4 i {
            color: var(--brand-primary);
            font-size: 0.85rem;
            flex-shrink: 0;
        }

        .faq-item p {
            font-size: 0.86rem;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.65;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, #1e3799 0%, #2f4ad0 50%, #3b5de7 100%);
            text-align: center;
            padding: 56px 32px;
            border-radius: var(--radius-lg);
            margin: 0 32px;
            color: #fff;
        }

        .cta-section h2 {
            font-size: 1.7rem;
            font-weight: 800;
            margin: 0 0 10px 0;
            letter-spacing: -0.4px;
        }

        .cta-section p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.85);
            margin: 0 0 24px 0;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn-cta-primary {
            display: inline-block;
            background: #ffffff;
            color: #1e3799;
            font-weight: 700;
            padding: 13px 30px;
            border-radius: 26px;
            font-size: 0.95rem;
            letter-spacing: 0.3px;
            box-shadow: 0 6px 22px rgba(0, 0, 0, 0.2);
            transition: all var(--transition-normal);
        }

        .btn-cta-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
            background: #f8f9fb;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: #111318;
            color: #8b8f9a;
            text-align: center;
            padding: 36px 24px;
            flex-shrink: 0;
        }

        .footer-brand {
            font-size: 1.2rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 8px;
            letter-spacing: 0.3px;
        }

        .footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 20px;
            margin-bottom: 12px;
        }

        .footer-links a {
            color: #8b8f9a;
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }

        .footer-links a:hover {
            color: #ffffff;
        }

        .footer-copy {
            font-size: 0.76rem;
            color: #555a66;
            margin: 0;
            letter-spacing: 0.2px;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .tips-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .advanced-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero-banner h1 {
                font-size: 2.2rem;
            }
            .section-container {
                padding: 36px 20px;
            }
            .advanced-section {
                margin: 0 16px;
                padding: 40px 20px;
            }
            .cta-section {
                margin: 0 16px;
                padding: 40px 20px;
            }
        }

        @media (max-width: 768px) {
            .sidebar {
                transform: translateX(-100%);
                box-shadow: var(--shadow-xl);
            }
            .sidebar.open {
                transform: translateX(0);
            }
            .mobile-menu-btn {
                display: flex;
            }
            .main-wrapper {
                margin-left: 0;
            }
            .mobile-overlay.show {
                display: block;
            }
            .hero-banner {
                padding: 48px 20px;
                min-height: 280px;
            }
            .hero-banner h1 {
                font-size: 1.7rem;
            }
            .hero-banner p {
                font-size: 0.9rem;
            }
            .hero-banner-stats {
                gap: 16px;
            }
            .hero-stat-num {
                font-size: 1.5rem;
            }
            .section-title {
                font-size: 1.45rem;
            }
            .category-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .category-card-img {
                height: 130px;
            }
            .tips-grid {
                grid-template-columns: 1fr;
            }
            .advanced-grid {
                grid-template-columns: 1fr;
            }
            .article-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .article-item-img {
                width: 100%;
                height: 140px;
            }
            .section-container {
                padding: 28px 16px;
            }
            .advanced-section {
                margin: 0 8px;
                border-radius: var(--radius-md);
                padding: 32px 16px;
            }
            .cta-section {
                margin: 0 8px;
                border-radius: var(--radius-md);
                padding: 32px 16px;
            }
            .cta-section h2 {
                font-size: 1.35rem;
            }
        }

        @media (max-width: 520px) {
            .category-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .category-card-img {
                height: 160px;
            }
            .hero-banner h1 {
                font-size: 1.4rem;
            }
            .hero-banner {
                padding: 36px 14px;
                min-height: 240px;
            }
            .hero-banner-stats {
                gap: 10px;
            }
            .hero-stat-num {
                font-size: 1.3rem;
            }
            .section-title {
                font-size: 1.25rem;
            }
            .faq-item {
                padding: 14px 16px;
            }
            .footer-links {
                gap: 12px;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #f0b90b;
            --primary-hover: #d4a308;
            --primary-glow: rgba(240, 185, 11, 0.25);
            --accent: #ff6b3d;
            --accent-hover: #e55a2f;
            --bg-body: #060b1c;
            --bg-sidebar: #080e24;
            --bg-card: #0d1430;
            --bg-card-hover: #111a3a;
            --bg-surface: #0f1735;
            --bg-elevated: #131d42;
            --text-primary: #f0f0f5;
            --text-secondary: #b0b6d0;
            --text-muted: #7a80a0;
            --text-inverse: #0a0e1a;
            --border-subtle: #1a2350;
            --border-card: #1e2858;
            --border-active: #f0b90b;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-2xl: 24px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.4);
            --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.5);
            --shadow-glow: 0 0 24px rgba(240, 185, 11, 0.18);
            --sidebar-width: 250px;
            --mobile-header-height: 56px;
            --transition-fast: 0.18s ease;
            --transition-normal: 0.28s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
        }

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

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

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.65;
            min-height: 100vh;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
            outline: none;
        }
        input,
        select,
        textarea {
            font-family: inherit;
            outline: none;
        }
        ul,
        ol {
            list-style: none;
        }

        .app-shell {
            display: flex;
            min-height: 100vh;
            position: relative;
        }

        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--sidebar-width);
            height: 100vh;
            background: var(--bg-sidebar);
            border-right: 1px solid var(--border-subtle);
            z-index: 100;
            display: flex;
            flex-direction: column;
            transition: transform var(--transition-normal);
            overflow-y: auto;
            overflow-x: hidden;
            box-shadow: var(--shadow-md);
        }
        .sidebar-brand {
            padding: 22px 20px 18px;
            border-bottom: 1px solid var(--border-subtle);
            flex-shrink: 0;
        }
        .sidebar-brand a {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.02em;
        }
        .sidebar-brand .brand-icon {
            font-size: 1.5rem;
            filter: drop-shadow(0 0 8px var(--primary-glow));
        }
        .sidebar-nav {
            flex: 1;
            padding: 14px 12px;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 11px 14px;
            border-radius: var(--radius-md);
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            position: relative;
        }
        .sidebar-nav a i {
            width: 20px;
            text-align: center;
            font-size: 0.9rem;
            flex-shrink: 0;
        }
        .sidebar-nav a:hover {
            background: var(--bg-card);
            color: var(--text-primary);
        }
        .sidebar-nav a.active {
            background: linear-gradient(135deg, rgba(240, 185, 11, 0.15) 0%, rgba(240, 185, 11, 0.04) 100%);
            color: var(--primary);
            font-weight: 600;
            box-shadow: inset 3px 0 0 var(--primary);
            border-radius: var(--radius-md);
        }
        .nav-badge {
            font-size: 0.68rem;
            font-weight: 700;
            padding: 2px 7px;
            border-radius: 10px;
            background: var(--accent);
            color: #fff;
            margin-left: auto;
            line-height: 1.3;
            letter-spacing: 0.03em;
        }
        .sidebar-nav a.active .nav-badge {
            background: var(--primary);
            color: var(--text-inverse);
        }

        .main-content {
            flex: 1;
            margin-left: var(--sidebar-width);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        .mobile-header {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--mobile-header-height);
            background: var(--bg-sidebar);
            border-bottom: 1px solid var(--border-subtle);
            z-index: 99;
            align-items: center;
            justify-content: space-between;
            padding: 0 16px;
        }
        .mobile-header .brand-text {
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--primary);
            letter-spacing: 0.02em;
        }
        .hamburger-btn {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-primary);
            font-size: 1.3rem;
            transition: background var(--transition-fast);
        }
        .hamburger-btn:hover {
            background: var(--bg-card);
        }
        .sidebar-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.6);
            z-index: 98;
            transition: opacity var(--transition-normal);
        }
        .sidebar-overlay.show {
            display: block;
        }

        .section-container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 28px;
        }
        .section-spacing {
            padding: 52px 0;
        }
        .section-spacing-lg {
            padding: 64px 0;
        }
        .section-spacing-sm {
            padding: 36px 0;
        }

        .section-label {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .section-title {
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
            letter-spacing: 0.01em;
            line-height: 1.3;
        }
        .section-subtitle {
            font-size: 0.95rem;
            color: var(--text-muted);
            max-width: 620px;
            line-height: 1.6;
        }

        .banner-block {
            position: relative;
            padding: 70px 0 64px;
            background-size: cover;
            background-position: center 30%;
            background-repeat: no-repeat;
            overflow: hidden;
            border-bottom: 1px solid var(--border-subtle);
        }
        .banner-block::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(6, 11, 28, 0.55) 0%, rgba(6, 11, 28, 0.88) 70%, rgba(6, 11, 28, 0.97) 100%);
            z-index: 1;
        }
        .banner-block .banner-content {
            position: relative;
            z-index: 2;
            max-width: 700px;
        }
        .banner-block .banner-title {
            font-size: 2.4rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: 0.02em;
            line-height: 1.25;
            margin-bottom: 14px;
        }
        .banner-block .banner-desc {
            font-size: 1.02rem;
            color: #c8cde0;
            line-height: 1.7;
            max-width: 560px;
        }

        .filter-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .filter-tag {
            padding: 8px 18px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            border: 1px solid var(--border-card);
            background: var(--bg-card);
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .filter-tag:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--bg-card-hover);
        }
        .filter-tag.active-tag {
            background: var(--primary);
            color: var(--text-inverse);
            border-color: var(--primary);
            font-weight: 600;
            box-shadow: var(--shadow-glow);
        }

        .tournament-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .tournament-card:hover {
            border-color: var(--border-active);
            box-shadow: var(--shadow-lg), var(--shadow-glow);
            transform: translateY(-3px);
            background: var(--bg-card-hover);
        }
        .tournament-card .card-img-wrap {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--bg-surface);
        }
        .tournament-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .tournament-card:hover .card-img-wrap img {
            transform: scale(1.06);
        }
        .card-status-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 5px 12px;
            border-radius: 14px;
            font-size: 0.72rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            z-index: 2;
        }
        .badge-live {
            background: #e53e3e;
            color: #fff;
            animation: pulse-live 1.8s ease-in-out infinite;
        }
        .badge-upcoming {
            background: var(--accent);
            color: #fff;
        }
        .badge-ended {
            background: #4a5568;
            color: #cbd5e0;
        }
        @keyframes pulse-live {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(229, 62, 62, 0.55);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(229, 62, 62, 0);
            }
        }
        .tournament-card .card-body {
            padding: 18px 16px 14px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-game-tag {
            display: inline-block;
            font-size: 0.7rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            color: var(--primary);
            background: rgba(240, 185, 11, 0.1);
            padding: 3px 10px;
            border-radius: 4px;
            margin-bottom: 8px;
            width: fit-content;
        }
        .tournament-card .card-title {
            font-size: 1.08rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
            line-height: 1.35;
        }
        .tournament-card .card-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 10px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        .tournament-card .card-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .card-prize {
            font-weight: 700;
            color: var(--primary);
            font-size: 0.9rem;
            margin-top: auto;
            padding-top: 8px;
            border-top: 1px solid var(--border-subtle);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: center;
            transition: all var(--transition-normal);
        }
        .stat-card:hover {
            border-color: var(--border-active);
            box-shadow: var(--shadow-glow);
            transform: translateY(-2px);
        }
        .stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.02em;
            line-height: 1.1;
            margin-bottom: 6px;
        }
        .stat-label {
            font-size: 0.82rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        .upcoming-list-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 18px;
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            margin-bottom: 10px;
        }
        .upcoming-list-item:hover {
            border-color: var(--border-active);
            background: var(--bg-card-hover);
        }
        .upcoming-date-box {
            flex-shrink: 0;
            width: 56px;
            height: 56px;
            background: var(--bg-surface);
            border-radius: var(--radius-sm);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--border-card);
            font-weight: 700;
        }
        .upcoming-date-box .date-day {
            font-size: 1.3rem;
            color: var(--primary);
            line-height: 1;
        }
        .upcoming-date-box .date-month {
            font-size: 0.7rem;
            color: var(--text-muted);
            letter-spacing: 0.04em;
        }
        .upcoming-info {
            flex: 1;
            min-width: 0;
        }
        .upcoming-info .upcoming-name {
            font-weight: 600;
            color: var(--text-primary);
            font-size: 0.95rem;
            margin-bottom: 3px;
        }
        .upcoming-info .upcoming-game {
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .upcoming-prize {
            font-weight: 700;
            color: var(--primary);
            font-size: 0.9rem;
            white-space: nowrap;
        }

        .cta-block {
            background: linear-gradient(135deg, #0d1a3a 0%, #0f2048 50%, #0a1630 100%);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-2xl);
            text-align: center;
            padding: 48px 28px;
            position: relative;
            overflow: hidden;
        }
        .cta-block::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(240, 185, 11, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            font-weight: 600;
            font-size: 0.95rem;
            border-radius: var(--radius-md);
            background: var(--primary);
            color: var(--text-inverse);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            box-shadow: 0 4px 16px rgba(240, 185, 11, 0.3);
        }
        .btn-primary:hover {
            background: var(--primary-hover);
            box-shadow: 0 6px 24px rgba(240, 185, 11, 0.45);
            transform: translateY(-1px);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            font-weight: 600;
            font-size: 0.93rem;
            border-radius: var(--radius-md);
            background: transparent;
            border: 2px solid var(--primary);
            color: var(--primary);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
        }
        .btn-outline:hover {
            background: var(--primary);
            color: var(--text-inverse);
            box-shadow: var(--shadow-glow);
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--border-active);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 16px 20px;
            font-weight: 600;
            font-size: 0.93rem;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            background: transparent;
            cursor: pointer;
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-icon {
            flex-shrink: 0;
            transition: transform var(--transition-normal);
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .faq-item.open .faq-icon {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-normal);
            padding: 0 20px;
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        .site-footer {
            background: var(--bg-sidebar);
            border-top: 1px solid var(--border-subtle);
            padding: 30px 28px;
            text-align: center;
            margin-top: auto;
        }
        .footer-brand {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }
        .footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 20px;
            margin-bottom: 14px;
        }
        .footer-links a {
            font-size: 0.85rem;
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--primary);
        }
        .footer-copy {
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        @media (max-width: 1024px) {
            .sidebar {
                transform: translateX(-100%);
            }
            .sidebar.open {
                transform: translateX(0);
            }
            .sidebar-overlay.show {
                display: block;
            }
            .main-content {
                margin-left: 0;
            }
            .mobile-header {
                display: flex;
            }
            .main-content {
                padding-top: var(--mobile-header-height);
            }
            .banner-block {
                padding: 48px 0 44px;
            }
            .banner-block .banner-title {
                font-size: 1.7rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .stat-number {
                font-size: 1.7rem;
            }
            .section-container {
                padding: 0 18px;
            }
            .section-spacing {
                padding: 36px 0;
            }
            .section-spacing-lg {
                padding: 44px 0;
            }
        }

        @media (max-width: 640px) {
            .banner-block .banner-title {
                font-size: 1.4rem;
            }
            .banner-block .banner-desc {
                font-size: 0.85rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 16px 12px;
            }
            .stat-number {
                font-size: 1.4rem;
            }
            .stat-label {
                font-size: 0.72rem;
            }
            .filter-tags {
                gap: 6px;
            }
            .filter-tag {
                padding: 6px 13px;
                font-size: 0.78rem;
            }
            .upcoming-list-item {
                flex-wrap: wrap;
                gap: 10px;
                padding: 14px;
            }
            .upcoming-date-box {
                width: 44px;
                height: 44px;
            }
            .upcoming-date-box .date-day {
                font-size: 1.1rem;
            }
            .cta-block {
                padding: 32px 16px;
            }
            .btn-primary,
            .btn-outline {
                padding: 10px 20px;
                font-size: 0.85rem;
            }
            .section-container {
                padding: 0 12px;
            }
            .section-spacing {
                padding: 28px 0;
            }
            .section-spacing-lg {
                padding: 34px 0;
            }
            .tournament-card .card-title {
                font-size: 0.95rem;
            }
            .footer-links {
                gap: 12px;
                flex-direction: column;
                align-items: center;
            }
        }

        @media (min-width: 1025px) {
            .sidebar-overlay {
                display: none !important;
            }
            .sidebar {
                transform: translateX(0) !important;
            }
        }

/* roulang page: category1 */
:root {
            --sidebar-width: 260px;
            --header-mobile-height: 60px;
            --transition-smooth: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-bounce: 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            line-height: 1.7;
            color: #1e293b;
            background-color: #f8fafc;
            min-height: 100vh;
            overflow-x: hidden;
        }

        /* ===== Sidebar ===== */
        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--sidebar-width);
            height: 100vh;
            background: linear-gradient(180deg, #0b1121 0%, #111d33 40%, #0f1a2e 100%);
            z-index: 1000;
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow-sidebar, 2px 0 24px rgba(0, 0, 0, 0.22));
            transition: transform var(--transition-smooth);
            overflow-y: auto;
            overflow-x: hidden;
            border-right: 1px solid rgba(255, 255, 255, 0.06);
        }

        .sidebar-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 22px 20px 18px 22px;
            font-size: 1.35rem;
            font-weight: 700;
            color: #ffffff;
            letter-spacing: 0.02em;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            text-decoration: none;
            transition: opacity 0.2s;
            flex-shrink: 0;
        }
        .sidebar-logo:hover {
            opacity: 0.88;
        }
        .sidebar-logo-icon {
            font-size: 1.55rem;
            color: #f59e0b;
            filter: drop-shadow(0 0 8px rgba(245, 158, 11, 0.5));
        }

        .sidebar-nav {
            display: flex;
            flex-direction: column;
            padding: 14px 12px;
            gap: 4px;
            flex: 1;
        }
        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 16px;
            border-radius: 10px;
            color: #cbd5e1;
            text-decoration: none;
            font-size: 0.95rem;
            font-weight: 500;
            transition: all var(--transition-smooth);
            position: relative;
            white-space: nowrap;
            letter-spacing: 0.01em;
        }
        .sidebar-nav a i {
            width: 20px;
            text-align: center;
            font-size: 0.9rem;
            opacity: 0.75;
            transition: opacity var(--transition-smooth);
        }
        .sidebar-nav a:hover {
            background: rgba(255, 255, 255, 0.06);
            color: #f1f5f9;
        }
        .sidebar-nav a:hover i {
            opacity: 1;
        }
        .sidebar-nav a.active {
            background: linear-gradient(135deg, rgba(245, 158, 11, 0.18) 0%, rgba(245, 158, 11, 0.06) 100%);
            color: #f59e0b;
            font-weight: 600;
            box-shadow: inset 3px 0 0 #f59e0b;
            border-left: none;
        }
        .sidebar-nav a.active i {
            opacity: 1;
            color: #f59e0b;
        }
        .nav-badge {
            font-size: 0.68rem;
            font-weight: 700;
            padding: 2px 8px;
            border-radius: 20px;
            background: #ef4444;
            color: #fff;
            letter-spacing: 0.04em;
            margin-left: auto;
            animation: badgePulse 2.4s ease-in-out infinite;
            box-shadow: 0 2px 8px rgba(239, 68, 68, 0.4);
        }
        @keyframes badgePulse {
            0%,
            100% {
                transform: scale(1);
            }
            50% {
                transform: scale(1.08);
            }
        }

        /* ===== Main Content ===== */
        .main-wrapper {
            margin-left: var(--sidebar-width);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            transition: margin-left var(--transition-smooth);
        }

        /* ===== Mobile Header ===== */
        .mobile-header {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-mobile-height);
            background: #0b1121;
            z-index: 999;
            align-items: center;
            padding: 0 16px;
            gap: 12px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .mobile-header .hamburger-btn {
            background: none;
            border: none;
            color: #e2e8f0;
            font-size: 1.4rem;
            cursor: pointer;
            padding: 8px;
            border-radius: 8px;
            transition: background 0.2s;
            line-height: 1;
            flex-shrink: 0;
        }
        .mobile-header .hamburger-btn:hover {
            background: rgba(255, 255, 255, 0.08);
        }
        .mobile-header .mobile-logo {
            font-weight: 700;
            font-size: 1.15rem;
            color: #fff;
            letter-spacing: 0.02em;
            text-decoration: none;
        }
        .mobile-header .mobile-logo-icon {
            color: #f59e0b;
            margin-right: 4px;
        }

        /* ===== Overlay ===== */
        .sidebar-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.55);
            z-index: 998;
            opacity: 0;
            transition: opacity var(--transition-smooth);
            pointer-events: none;
        }
        .sidebar-overlay.show {
            opacity: 1;
            pointer-events: auto;
        }

        /* ===== Hero Section ===== */
        .page-hero {
            position: relative;
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 340px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 17, 33, 0.82) 0%, rgba(11, 17, 33, 0.7) 50%, rgba(11, 17, 33, 0.85) 100%);
            z-index: 1;
        }
        .page-hero-content {
            position: relative;
            z-index: 2;
            padding: 40px 24px;
            max-width: 720px;
        }
        .page-hero-badge {
            display: inline-block;
            padding: 6px 18px;
            border-radius: 20px;
            background: rgba(245, 158, 11, 0.2);
            color: #fbbf24;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
            border: 1px solid rgba(245, 158, 11, 0.3);
        }
        .page-hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #ffffff;
            margin: 0 0 12px;
            letter-spacing: 0.03em;
            line-height: 1.25;
        }
        .page-hero p {
            font-size: 1.1rem;
            color: #cbd5e1;
            margin: 0 0 20px;
            line-height: 1.6;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }
        .page-hero-search {
            display: flex;
            gap: 8px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }
        .page-hero-search input {
            flex: 1;
            min-width: 200px;
            padding: 12px 18px;
            border-radius: 10px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            font-size: 0.95rem;
            outline: none;
            transition: all 0.25s;
            backdrop-filter: blur(4px);
        }
        .page-hero-search input::placeholder {
            color: #94a3b8;
        }
        .page-hero-search input:focus {
            border-color: #f59e0b;
            background: rgba(255, 255, 255, 0.16);
            box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.15);
        }
        .page-hero-search button {
            padding: 12px 24px;
            border-radius: 10px;
            border: none;
            background: #f59e0b;
            color: #1e293b;
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            transition: all var(--transition-smooth);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .page-hero-search button:hover {
            background: #fbbf24;
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.4);
            transform: translateY(-1px);
        }

        /* ===== Section Common ===== */
        .section-container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 48px 28px;
        }
        .section-header {
            text-align: center;
            margin-bottom: 36px;
        }
        .section-header h2 {
            font-size: 1.85rem;
            font-weight: 700;
            color: #1e293b;
            margin: 0 0 8px;
            letter-spacing: 0.02em;
        }
        .section-header p {
            font-size: 0.95rem;
            color: #64748b;
            margin: 0;
        }
        .section-divider {
            width: 50px;
            height: 3px;
            background: #f59e0b;
            border-radius: 3px;
            margin: 14px auto 0;
        }

        /* ===== Card Styles ===== */
        .tournament-card {
            background: #fff;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 6px 16px rgba(0, 0, 0, 0.04);
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
            height: 100%;
            border: 1px solid #f1f5f9;
        }
        .tournament-card:hover {
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08), 0 12px 28px rgba(0, 0, 0, 0.06);
            transform: translateY(-3px);
            border-color: #e2e8f0;
        }
        .tournament-card-img {
            position: relative;
            width: 100%;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: #e2e8f0;
        }
        .tournament-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .tournament-card:hover .tournament-card-img img {
            transform: scale(1.04);
        }
        .tournament-card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            z-index: 3;
        }
        .badge-live {
            background: #ef4444;
            color: #fff;
            animation: livePulse 1.5s ease-in-out infinite;
            box-shadow: 0 2px 10px rgba(239, 68, 68, 0.45);
        }
        @keyframes livePulse {
            0%,
            100% {
                box-shadow: 0 2px 10px rgba(239, 68, 68, 0.45);
            }
            50% {
                box-shadow: 0 2px 22px rgba(239, 68, 68, 0.7);
            }
        }
        .badge-upcoming {
            background: #3b82f6;
            color: #fff;
        }
        .badge-finished {
            background: #64748b;
            color: #fff;
        }
        .tournament-card-body {
            padding: 16px 18px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .tournament-card-body h3 {
            font-size: 1.08rem;
            font-weight: 700;
            color: #1e293b;
            margin: 0 0 6px;
            line-height: 1.35;
        }
        .tournament-card-meta {
            font-size: 0.82rem;
            color: #64748b;
            display: flex;
            flex-wrap: wrap;
            gap: 8px 16px;
            margin-bottom: 8px;
        }
        .tournament-card-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .tournament-card-prize {
            font-weight: 700;
            color: #f59e0b;
            font-size: 0.9rem;
            margin-top: auto;
            padding-top: 8px;
            border-top: 1px solid #f1f5f9;
        }

        /* ===== Timeline ===== */
        .timeline-list {
            list-style: none;
            padding: 0;
            margin: 0;
            position: relative;
        }
        .timeline-list::before {
            content: '';
            position: absolute;
            left: 20px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: #e2e8f0;
            border-radius: 1px;
        }
        .timeline-item {
            position: relative;
            padding-left: 48px;
            margin-bottom: 24px;
        }
        .timeline-item:last-child {
            margin-bottom: 0;
        }
        .timeline-dot {
            position: absolute;
            left: 12px;
            top: 4px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: #f59e0b;
            border: 3px solid #fff;
            box-shadow: 0 0 0 3px #f59e0b33;
            z-index: 2;
        }
        .timeline-dot.upcoming {
            background: #3b82f6;
            box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
        }
        .timeline-content {
            background: #fff;
            border-radius: 12px;
            padding: 16px 18px;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
            border: 1px solid #f1f5f9;
        }
        .timeline-content h4 {
            font-weight: 700;
            font-size: 1rem;
            color: #1e293b;
            margin: 0 0 4px;
        }
        .timeline-content p {
            margin: 0;
            font-size: 0.85rem;
            color: #64748b;
            line-height: 1.5;
        }

        /* ===== Stats Row ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: #fff;
            border-radius: 16px;
            padding: 24px 20px;
            text-align: center;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04), 0 4px 12px rgba(0, 0, 0, 0.03);
            border: 1px solid #f1f5f9;
            transition: all var(--transition-smooth);
        }
        .stat-card:hover {
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.07), 0 10px 24px rgba(0, 0, 0, 0.05);
            transform: translateY(-2px);
        }
        .stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: #f59e0b;
            letter-spacing: 0.02em;
            line-height: 1.1;
        }
        .stat-label {
            font-size: 0.85rem;
            color: #64748b;
            margin-top: 4px;
            font-weight: 500;
        }
        .stat-icon {
            font-size: 1.6rem;
            color: #f59e0b;
            margin-bottom: 6px;
            opacity: 0.8;
        }

        /* ===== CTA Section ===== */
        .cta-section {
            background: linear-gradient(135deg, #0b1121 0%, #1a2540 60%, #0f1a2e 100%);
            border-radius: 20px;
            padding: 44px 32px;
            text-align: center;
            position: relative;
            overflow: hidden;
            margin: 0 28px;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(245, 158, 11, 0.08);
            z-index: 0;
        }
        .cta-section>* {
            position: relative;
            z-index: 1;
        }
        .cta-section h3 {
            font-size: 1.6rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 8px;
        }
        .cta-section p {
            color: #cbd5e1;
            margin: 0 0 20px;
            font-size: 0.95rem;
        }
        .btn-cta {
            display: inline-block;
            padding: 13px 32px;
            border-radius: 10px;
            background: #f59e0b;
            color: #1e293b;
            font-weight: 700;
            font-size: 1rem;
            text-decoration: none;
            letter-spacing: 0.02em;
            transition: all var(--transition-smooth);
            cursor: pointer;
            border: none;
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.3);
        }
        .btn-cta:hover {
            background: #fbbf24;
            box-shadow: 0 6px 24px rgba(245, 158, 11, 0.45);
            transform: translateY(-2px);
        }
        .btn-outline {
            display: inline-block;
            padding: 12px 28px;
            border-radius: 10px;
            border: 2px solid rgba(255, 255, 255, 0.35);
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            text-decoration: none;
            letter-spacing: 0.02em;
            transition: all var(--transition-smooth);
            cursor: pointer;
            background: transparent;
            margin-left: 10px;
        }
        .btn-outline:hover {
            border-color: #f59e0b;
            color: #f59e0b;
            background: rgba(245, 158, 11, 0.06);
        }

        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border-radius: 14px;
            border: 1px solid #f1f5f9;
            overflow: hidden;
            transition: all var(--transition-smooth);
            box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
        }
        .faq-item:hover {
            border-color: #e2e8f0;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 16px 20px;
            background: none;
            border: none;
            font-weight: 600;
            font-size: 0.98rem;
            color: #1e293b;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            letter-spacing: 0.01em;
            transition: color 0.2s;
        }
        .faq-question:hover {
            color: #f59e0b;
        }
        .faq-question i {
            transition: transform var(--transition-smooth);
            color: #94a3b8;
            font-size: 0.8rem;
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: #f59e0b;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 20px;
            font-size: 0.9rem;
            color: #475569;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #0b1121;
            color: #cbd5e1;
            text-align: center;
            padding: 36px 24px 28px;
            margin-top: auto;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        .footer-brand {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.03em;
        }
        .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 10px 20px;
            justify-content: center;
            margin-bottom: 14px;
        }
        .footer-links a {
            color: #94a3b8;
            text-decoration: none;
            font-size: 0.9rem;
            transition: color 0.2s;
        }
        .footer-links a:hover {
            color: #f59e0b;
        }
        .footer-copy {
            font-size: 0.8rem;
            color: #64748b;
            margin: 0;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .page-hero h1 {
                font-size: 2rem;
            }
            .section-container {
                padding: 36px 20px;
            }
            .cta-section {
                margin: 0 20px;
                padding: 34px 20px;
            }
            .tournament-card-body h3 {
                font-size: 0.98rem;
            }
        }

        @media (max-width: 768px) {
            .sidebar {
                transform: translateX(-100%);
                width: 280px;
                box-shadow: 4px 0 30px rgba(0, 0, 0, 0.35);
            }
            .sidebar.open {
                transform: translateX(0);
            }
            .sidebar-overlay {
                display: block;
            }
            .mobile-header {
                display: flex;
            }
            .main-wrapper {
                margin-left: 0;
                padding-top: var(--header-mobile-height);
            }
            .page-hero {
                min-height: 260px;
            }
            .page-hero h1 {
                font-size: 1.65rem;
            }
            .page-hero p {
                font-size: 0.9rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .stat-number {
                font-size: 1.6rem;
            }
            .section-header h2 {
                font-size: 1.45rem;
            }
            .cta-section {
                margin: 0 14px;
                padding: 28px 16px;
                border-radius: 16px;
            }
            .cta-section h3 {
                font-size: 1.3rem;
            }
            .btn-outline {
                margin-left: 0;
                margin-top: 10px;
            }
            .timeline-list::before {
                left: 14px;
            }
            .timeline-item {
                padding-left: 38px;
            }
            .timeline-dot {
                left: 6px;
                width: 14px;
                height: 14px;
            }
            .faq-question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }
            .faq-answer {
                padding: 0 16px;
                font-size: 0.84rem;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 14px;
            }
        }

        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .stat-card {
                padding: 16px 12px;
                border-radius: 12px;
            }
            .stat-number {
                font-size: 1.35rem;
            }
            .stat-label {
                font-size: 0.75rem;
            }
            .page-hero {
                min-height: 220px;
            }
            .page-hero h1 {
                font-size: 1.35rem;
            }
            .page-hero p {
                font-size: 0.82rem;
            }
            .page-hero-search {
                flex-direction: column;
                gap: 8px;
            }
            .page-hero-search input {
                min-width: auto;
                width: 100%;
            }
            .page-hero-search button {
                width: 100%;
            }
            .section-container {
                padding: 28px 12px;
            }
            .tournament-card-body {
                padding: 12px 14px 14px;
            }
            .cta-section {
                margin: 0 8px;
                padding: 22px 14px;
                border-radius: 14px;
            }
            .btn-cta,
            .btn-outline {
                display: block;
                width: 100%;
                margin-left: 0;
                margin-top: 8px;
                text-align: center;
            }
        }

/* roulang page: category2 */
:root {
            --sidebar-width: 260px;
            --sidebar-collapsed-width: 0px;
            --header-mobile-height: 56px;
            --primary: #3b82f6;
            --primary-dark: #1d4ed8;
            --accent: #f59e0b;
            --accent-dark: #d97706;
            --text-primary: #1e293b;
            --text-secondary: #475569;
            --text-muted: #94a3b8;
            --bg-body: #f8fafc;
            --bg-white: #ffffff;
            --border-light: #e2e8f0;
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1rem;
            --radius-xl: 1.25rem;
            --radius-2xl: 1.5rem;
            --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.07), 0 2px 6px rgba(0, 0, 0, 0.05);
            --shadow-lg: 0 12px 28px rgba(0, 0, 0, 0.1), 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.14);
            --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 250ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-bounce: 300ms cubic-bezier(0.34, 1.56, 0.64, 1);
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            font-size: 16px;
            line-height: 1.6;
            color: var(--text-primary);
            background-color: var(--bg-body);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

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

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

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

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

        p {
            margin: 0;
        }

        /* ========== SIDEBAR ========== */
        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--sidebar-width);
            height: 100vh;
            height: 100dvh;
            background: var(--sidebar-bg, #0f172a);
            z-index: 1000;
            display: flex;
            flex-direction: column;
            overflow-y: auto;
            overflow-x: hidden;
            box-shadow: var(--shadow-sidebar, 2px 0 12px rgba(0, 0, 0, 0.15));
            transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
            border-right: 1px solid var(--sidebar-border, #1e293b);
        }

        .sidebar-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 1.25rem 1.5rem;
            font-size: 1.4rem;
            font-weight: 800;
            color: #f8fafc;
            letter-spacing: 0.02em;
            border-bottom: 1px solid var(--sidebar-border, #1e293b);
            flex-shrink: 0;
        }

        .sidebar-logo .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: linear-gradient(135deg, #3b82f6, #1d4ed8);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #fff;
            flex-shrink: 0;
        }

        .sidebar-nav {
            flex: 1;
            padding: 0.75rem 0.75rem;
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 0.7rem 1rem;
            border-radius: 0.6rem;
            color: #cbd5e1;
            font-size: 0.95rem;
            font-weight: 500;
            transition: all var(--transition-fast);
            position: relative;
            white-space: nowrap;
        }

        .sidebar-nav a i {
            width: 20px;
            text-align: center;
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .sidebar-nav a:hover {
            background: #1e293b;
            color: #f1f5f9;
        }

        .sidebar-nav a.active {
            background: #1e3a8a;
            color: #f8fafc;
            font-weight: 600;
            box-shadow: 0 2px 8px rgba(59, 130, 246, 0.25);
        }

        .sidebar-nav a.active::before {
            content: '';
            position: absolute;
            left: -0.75rem;
            top: 50%;
            transform: translateY(-50%);
            width: 3px;
            height: 24px;
            border-radius: 0 3px 3px 0;
            background: #3b82f6;
        }

        .nav-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 2px 7px;
            border-radius: 20px;
            margin-left: auto;
            line-height: 1;
        }

        .nav-badge {
            background: #ef4444;
            color: #fff;
        }

        .sidebar-nav a.active .nav-badge {
            background: #f59e0b;
            color: #1e293b;
        }

        .sidebar-close-btn {
            display: none;
            position: absolute;
            top: 14px;
            right: 14px;
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            color: #cbd5e1;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            z-index: 10;
            transition: all var(--transition-fast);
        }

        .sidebar-close-btn:hover {
            background: rgba(255, 255, 255, 0.16);
            color: #fff;
        }

        /* ========== OVERLAY ========== */
        .sidebar-overlay {
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.55);
            z-index: 999;
            opacity: 0;
            pointer-events: none;
            transition: opacity var(--transition-smooth);
        }

        .sidebar-overlay.active {
            opacity: 1;
            pointer-events: auto;
        }

        /* ========== MAIN WRAPPER ========== */
        .main-wrapper {
            margin-left: var(--sidebar-width);
            min-height: 100vh;
            min-height: 100dvh;
            display: flex;
            flex-direction: column;
            transition: margin-left var(--transition-smooth);
        }

        /* ========== MOBILE HEADER ========== */
        .mobile-header {
            display: none;
            position: sticky;
            top: 0;
            z-index: 500;
            background: #fff;
            border-bottom: 1px solid var(--border-light);
            padding: 0 1rem;
            height: var(--header-mobile-height);
            align-items: center;
            gap: 12px;
            box-shadow: var(--shadow-xs);
        }

        .mobile-header .hamburger-btn {
            width: 38px;
            height: 38px;
            border-radius: 8px;
            background: #f1f5f9;
            color: #334155;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            transition: all var(--transition-fast);
        }

        .mobile-header .hamburger-btn:hover {
            background: #e2e8f0;
        }

        .mobile-header .mobile-logo {
            font-weight: 700;
            font-size: 1.1rem;
            color: #1e293b;
            letter-spacing: 0.02em;
        }

        /* ========== BANNER / HERO ========== */
        .category-banner {
            position: relative;
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            padding: 4rem 2rem 3.5rem;
            display: flex;
            align-items: center;
            min-height: 320px;
        }

        .category-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.85) 0%, rgba(30, 58, 138, 0.7) 50%, rgba(15, 23, 42, 0.8) 100%);
            z-index: 1;
        }

        .category-banner-content {
            position: relative;
            z-index: 2;
            max-width: 700px;
        }

        .category-banner .banner-breadcrumb {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 0.75rem;
            flex-wrap: wrap;
        }

        .category-banner .banner-breadcrumb a {
            color: rgba(255, 255, 255, 0.8);
            transition: color var(--transition-fast);
        }

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

        .category-banner .banner-breadcrumb span {
            color: rgba(255, 255, 255, 0.5);
        }

        .category-banner h1 {
            font-size: 2.4rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 0.75rem;
            letter-spacing: 0.02em;
            line-height: 1.2;
        }

        .category-banner .banner-desc {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            max-width: 560px;
        }

        .category-banner .banner-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 1.25rem;
        }

        .category-banner .banner-tag {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 500;
            background: rgba(255, 255, 255, 0.14);
            color: #e2e8f0;
            border: 1px solid rgba(255, 255, 255, 0.2);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .category-banner .banner-tag:hover {
            background: rgba(255, 255, 255, 0.22);
            border-color: rgba(255, 255, 255, 0.35);
        }

        /* ========== SECTION SHARED ========== */
        .section-container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 3rem 1.5rem;
        }

        .section-header {
            text-align: center;
            margin-bottom: 2.5rem;
        }

        .section-header .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: #3b82f6;
            background: #eff6ff;
            padding: 5px 14px;
            border-radius: 20px;
            margin-bottom: 0.6rem;
        }

        .section-header h2 {
            font-size: 1.8rem;
            font-weight: 800;
            color: #1e293b;
            margin-bottom: 0.5rem;
            letter-spacing: 0.01em;
        }

        .section-header .section-subtitle {
            font-size: 0.95rem;
            color: #64748b;
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.6;
        }

        /* ========== GAME CATEGORY CARDS ========== */
        .game-category-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .game-category-card {
            background: #fff;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-bounce);
            cursor: pointer;
            border: 1px solid #f1f5f9;
            display: flex;
            flex-direction: column;
        }

        .game-category-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: #e2e8f0;
        }

        .game-category-card .card-img-wrap {
            position: relative;
            height: 180px;
            overflow: hidden;
        }

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

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

        .game-category-card .card-img-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 0.6rem 1rem;
            background: linear-gradient(transparent, rgba(0, 0, 0, 0.65));
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .game-category-card .card-img-overlay .overlay-tag {
            font-size: 0.7rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.9);
            color: #1e293b;
        }

        .game-category-card .card-body {
            padding: 1.25rem 1.25rem 1.5rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .game-category-card .card-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: #1e293b;
            margin-bottom: 0.4rem;
        }

        .game-category-card .card-body p {
            font-size: 0.88rem;
            color: #64748b;
            line-height: 1.55;
            flex: 1;
            margin-bottom: 0.8rem;
        }

        .game-category-card .card-body .card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.78rem;
            color: #94a3b8;
        }

        .game-category-card .card-body .card-meta i {
            font-size: 0.7rem;
            color: #f59e0b;
        }

        /* ========== RANKING LIST ========== */
        .ranking-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .ranking-item {
            display: flex;
            align-items: center;
            gap: 14px;
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 1rem 1.25rem;
            box-shadow: var(--shadow-xs);
            border: 1px solid #f8fafc;
            transition: all var(--transition-fast);
        }

        .ranking-item:hover {
            box-shadow: var(--shadow-md);
            border-color: #e2e8f0;
            transform: translateX(3px);
        }

        .ranking-item .rank-num {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
            flex-shrink: 0;
            color: #fff;
        }

        .ranking-item:nth-child(1) .rank-num {
            background: linear-gradient(135deg, #f59e0b, #d97706);
            font-size: 1.3rem;
        }
        .ranking-item:nth-child(2) .rank-num {
            background: linear-gradient(135deg, #94a3b8, #64748b);
        }
        .ranking-item:nth-child(3) .rank-num {
            background: linear-gradient(135deg, #b45309, #92400e);
        }
        .ranking-item:nth-child(n+4) .rank-num {
            background: #475569;
        }

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

        .ranking-item .rank-info h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #1e293b;
            margin-bottom: 2px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .ranking-item .rank-info .rank-tags {
            font-size: 0.75rem;
            color: #64748b;
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }

        .ranking-item .rank-info .rank-tags span {
            background: #f1f5f9;
            padding: 2px 8px;
            border-radius: 10px;
            font-size: 0.7rem;
            white-space: nowrap;
        }

        .ranking-item .rank-stat {
            text-align: right;
            flex-shrink: 0;
        }

        .ranking-item .rank-stat .stat-val {
            font-weight: 700;
            font-size: 1rem;
            color: #1e293b;
        }
        .ranking-item .rank-stat .stat-label {
            font-size: 0.7rem;
            color: #94a3b8;
        }

        /* ========== FEATURE BLOCK ========== */
        .feature-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2.5rem;
            align-items: center;
        }

        .feature-block .feature-img {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .feature-block .feature-img img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }

        .feature-block .feature-text h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: #1e293b;
            margin-bottom: 0.75rem;
        }

        .feature-block .feature-text p {
            font-size: 0.95rem;
            color: #475569;
            line-height: 1.7;
            margin-bottom: 0.8rem;
        }

        .feature-block .feature-text .feature-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .feature-block .feature-text .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 0.9rem;
            color: #334155;
        }

        .feature-block .feature-text .feature-list li i {
            color: #3b82f6;
            font-size: 0.85rem;
            margin-top: 3px;
            flex-shrink: 0;
        }

        /* ========== STATS ROW ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.25rem;
        }

        .stat-card {
            background: #fff;
            border-radius: var(--radius-xl);
            padding: 1.5rem 1.25rem;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid #f8fafc;
            transition: all var(--transition-fast);
        }

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

        .stat-card .stat-icon {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 0.75rem;
            font-size: 1.3rem;
        }

        .stat-card .stat-icon.blue {
            background: #eff6ff;
            color: #3b82f6;
        }
        .stat-card .stat-icon.amber {
            background: #fffbeb;
            color: #f59e0b;
        }
        .stat-card .stat-icon.green {
            background: #f0fdf4;
            color: #22c55e;
        }
        .stat-card .stat-icon.purple {
            background: #faf5ff;
            color: #a855f7;
        }

        .stat-card .stat-number {
            font-size: 2rem;
            font-weight: 800;
            color: #1e293b;
            letter-spacing: -0.02em;
            margin-bottom: 3px;
        }

        .stat-card .stat-desc {
            font-size: 0.82rem;
            color: #64748b;
            font-weight: 500;
        }

        /* ========== TESTIMONIALS ========== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.25rem;
        }

        .testimonial-card {
            background: #fff;
            border-radius: var(--radius-xl);
            padding: 1.5rem;
            box-shadow: var(--shadow-sm);
            border: 1px solid #f8fafc;
            transition: all var(--transition-fast);
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
        }

        .testimonial-card .testimonial-stars {
            color: #f59e0b;
            font-size: 0.85rem;
            margin-bottom: 0.6rem;
            letter-spacing: 2px;
        }

        .testimonial-card .testimonial-text {
            font-size: 0.9rem;
            color: #475569;
            line-height: 1.6;
            margin-bottom: 1rem;
            font-style: italic;
        }

        .testimonial-card .testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .testimonial-card .testimonial-author .author-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: #e2e8f0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.8rem;
            color: #475569;
            flex-shrink: 0;
        }

        .testimonial-card .testimonial-author .author-name {
            font-weight: 600;
            font-size: 0.85rem;
            color: #1e293b;
        }
        .testimonial-card .testimonial-author .author-role {
            font-size: 0.72rem;
            color: #94a3b8;
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid #f1f5f9;
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-xs);
        }

        .faq-item:hover {
            border-color: #e2e8f0;
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 1.1rem 1.25rem;
            font-size: 0.95rem;
            font-weight: 600;
            color: #1e293b;
            text-align: left;
            background: none;
            border: none;
            cursor: pointer;
            transition: color var(--transition-fast);
        }

        .faq-question:hover {
            color: #3b82f6;
        }

        .faq-question .faq-icon {
            font-size: 0.8rem;
            color: #94a3b8;
            transition: transform var(--transition-smooth);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            color: #3b82f6;
        }

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

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

        .faq-answer-inner {
            padding: 0 1.25rem 1.25rem;
            font-size: 0.88rem;
            color: #475569;
            line-height: 1.7;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(135deg, #1e3a8a 0%, #1d4ed8 50%, #1e40af 100%);
            border-radius: var(--radius-2xl);
            padding: 3rem 2rem;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
            margin: 0 1.5rem;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -15%;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
            pointer-events: none;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.03);
            pointer-events: none;
        }

        .cta-section h2 {
            font-size: 1.7rem;
            font-weight: 800;
            margin-bottom: 0.6rem;
            position: relative;
            z-index: 1;
        }

        .cta-section p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 1.5rem;
            position: relative;
            z-index: 1;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-section .cta-buttons {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 0.7rem 1.5rem;
            border-radius: var(--radius-btn, 0.6rem);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition-bounce);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }

        .btn-primary {
            background: #f59e0b;
            color: #1e293b;
            box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
        }
        .btn-primary:hover {
            background: #d97706;
            box-shadow: 0 6px 20px rgba(245, 158, 11, 0.45);
            transform: translateY(-2px);
        }

        .btn-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.5);
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            transform: translateY(-2px);
        }

        .btn-sm {
            padding: 0.45rem 1rem;
            font-size: 0.8rem;
            border-radius: 0.5rem;
        }

        .btn-ghost {
            background: #f1f5f9;
            color: #475569;
        }
        .btn-ghost:hover {
            background: #e2e8f0;
            color: #1e293b;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0f172a;
            color: #cbd5e1;
            text-align: center;
            padding: 2.5rem 1.5rem;
            border-top: 1px solid #1e293b;
        }

        .site-footer .footer-brand {
            font-size: 1.3rem;
            font-weight: 800;
            color: #f8fafc;
            margin-bottom: 1rem;
            letter-spacing: 0.02em;
        }

        .site-footer .footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 18px;
            margin-bottom: 1rem;
        }

        .site-footer .footer-links a {
            color: #94a3b8;
            font-size: 0.88rem;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-links a:hover {
            color: #f8fafc;
        }

        .site-footer .footer-copy {
            font-size: 0.8rem;
            color: #64748b;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .game-category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .feature-block {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .category-banner h1 {
                font-size: 2rem;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
        }

        @media (max-width: 768px) {
            .sidebar {
                transform: translateX(-100%);
                width: 280px;
            }
            .sidebar.open {
                transform: translateX(0);
                box-shadow: 4px 0 30px rgba(0, 0, 0, 0.4);
            }
            .sidebar-close-btn {
                display: flex;
            }
            .main-wrapper {
                margin-left: 0;
            }
            .mobile-header {
                display: flex;
            }
            .category-banner {
                padding: 2.5rem 1.25rem 2.5rem;
                min-height: 240px;
            }
            .category-banner h1 {
                font-size: 1.7rem;
            }
            .category-banner .banner-desc {
                font-size: 0.9rem;
            }
            .game-category-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 0.75rem;
            }
            .stat-card {
                padding: 1rem 0.75rem;
            }
            .stat-card .stat-number {
                font-size: 1.5rem;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .ranking-item {
                flex-wrap: wrap;
                gap: 8px;
                padding: 0.8rem 1rem;
            }
            .ranking-item .rank-stat {
                width: 100%;
                text-align: left;
                display: flex;
                gap: 8px;
                align-items: center;
            }
            .section-container {
                padding: 2rem 1rem;
            }
            .section-header {
                margin-bottom: 1.5rem;
            }
            .section-header h2 {
                font-size: 1.35rem;
            }
            .cta-section {
                margin: 0 0.75rem;
                padding: 2rem 1.25rem;
                border-radius: var(--radius-xl);
            }
            .cta-section h2 {
                font-size: 1.25rem;
            }
            .feature-block .feature-text h2 {
                font-size: 1.3rem;
            }
            .faq-question {
                font-size: 0.88rem;
                padding: 0.9rem 1rem;
            }
        }

        @media (max-width: 520px) {
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 0.6rem;
            }
            .stat-card .stat-number {
                font-size: 1.35rem;
            }
            .stat-card .stat-desc {
                font-size: 0.72rem;
            }
            .category-banner {
                min-height: 200px;
                padding: 2rem 1rem;
            }
            .category-banner h1 {
                font-size: 1.4rem;
            }
            .btn {
                padding: 0.55rem 1rem;
                font-size: 0.8rem;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Focus styles for accessibility */
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid #3b82f6;
            outline-offset: 2px;
            border-radius: 4px;
        }

        .sidebar-nav a:focus-visible {
            outline-color: #60a5fa;
            outline-offset: -1px;
        }

        /* Smooth scrollbar for sidebar */
        .sidebar::-webkit-scrollbar {
            width: 4px;
        }
        .sidebar::-webkit-scrollbar-track {
            background: transparent;
        }
        .sidebar::-webkit-scrollbar-thumb {
            background: rgba(255, 255, 255, 0.12);
            border-radius: 4px;
        }
        .sidebar::-webkit-scrollbar-thumb:hover {
            background: rgba(255, 255, 255, 0.2);
        }