/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --primary: #1a3a5c;
            --primary-dark: #0f2440;
            --primary-light: #2a5a8c;
            --accent: #f5a623;
            --accent-dark: #d4891a;
            --accent-light: #ffd966;
            --bg: #ffffff;
            --bg-alt: #f7f9fc;
            --bg-dark: #0f2440;
            --text: #1a2a3a;
            --text-light: #6b7a8a;
            --text-white: #ffffff;
            --border: #e2e8f0;
            --radius: 14px;
            --radius-sm: 8px;
            --radius-xl: 24px;
            --shadow: 0 4px 24px rgba(0, 0, 0, 0.07);
            --shadow-lg: 0 12px 48px rgba(0, 0, 0, 0.10);
            --shadow-hover: 0 16px 48px rgba(0, 0, 0, 0.14);
            --transition: 0.30s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            --container: 1200px;
            --nav-height: 72px;
        }

        /* ===== 基础 Reset ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
        body {
            font-family: var(--font-sans);
            color: var(--text);
            background: var(--bg);
            line-height: 1.7;
            font-size: 16px;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: inherit; text-decoration: none; transition: color var(--transition); }
        button, input, textarea { font-family: inherit; font-size: inherit; border: none; outline: none; }
        button { cursor: pointer; background: none; }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 { line-height: 1.3; font-weight: 700; color: var(--primary-dark); }
        h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
        h2 { font-size: clamp(1.6rem, 3.2vw, 2.4rem); }
        h3 { font-size: clamp(1.15rem, 1.8vw, 1.4rem); }
        p { margin-bottom: 1rem; color: var(--text-light); }
        .container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

        /* ===== 导航 (浮动 Dock) ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 12px 24px;
            pointer-events: none;
            display: flex;
            justify-content: center;
        }
        .nav-dock {
            pointer-events: auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: rgba(255, 255, 255, 0.82);
            backdrop-filter: blur(16px) saturate(1.4);
            -webkit-backdrop-filter: blur(16px) saturate(1.4);
            border-radius: 60px;
            padding: 0 28px;
            height: 60px;
            box-shadow: 0 2px 32px rgba(0, 0, 0, 0.08), 0 0 0 1px rgba(255, 255, 255, 0.5);
            width: 100%;
            max-width: 880px;
            transition: box-shadow var(--transition), transform var(--transition);
        }
        .nav-dock:hover {
            box-shadow: 0 6px 40px rgba(0, 0, 0, 0.10), 0 0 0 1px rgba(255, 255, 255, 0.7);
        }
        .nav-logo {
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--primary-dark);
            letter-spacing: -0.3px;
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }
        .nav-logo i { color: var(--accent); font-size: 1.3rem; }
        .nav-logo span { background: linear-gradient(135deg, var(--primary), var(--primary-light)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .nav-links a {
            padding: 6px 18px;
            border-radius: 40px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-light);
            transition: all var(--transition);
            position: relative;
        }
        .nav-links a:hover { color: var(--primary); background: rgba(26, 58, 92, 0.06); }
        .nav-links a.active {
            color: var(--primary-dark);
            background: rgba(26, 58, 92, 0.10);
            font-weight: 600;
        }
        .nav-cta {
            background: var(--primary);
            color: var(--text-white) !important;
            padding: 8px 22px !important;
            border-radius: 40px !important;
            font-weight: 600 !important;
            font-size: 0.85rem !important;
            transition: all var(--transition) !important;
            box-shadow: 0 2px 12px rgba(26, 58, 92, 0.25);
        }
        .nav-cta:hover { background: var(--primary-light) !important; transform: translateY(-1px); box-shadow: 0 6px 20px rgba(26, 58, 92, 0.30) !important; }
        .nav-toggle { display: none; font-size: 1.4rem; color: var(--primary); padding: 4px 8px; border-radius: 8px; background: rgba(26, 58, 92, 0.06); }

        /* ===== Hero 首屏 ===== */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, rgba(15, 36, 64, 0.88), rgba(26, 58, 92, 0.78)), url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            padding: 120px 24px 80px;
            position: relative;
            overflow: hidden;
        }
        .hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 120px;
            background: linear-gradient(to top, var(--bg), transparent);
        }
        .hero-content {
            text-align: center;
            max-width: 820px;
            position: relative;
            z-index: 2;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.18);
            padding: 6px 20px;
            border-radius: 40px;
            color: var(--text-white);
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.5px;
            margin-bottom: 24px;
        }
        .hero-badge i { color: var(--accent); margin-right: 6px; }
        .hero h1 {
            color: var(--text-white);
            font-weight: 800;
            letter-spacing: -1px;
            margin-bottom: 20px;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.20);
        }
        .hero h1 span { color: var(--accent); }
        .hero p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.15rem;
            max-width: 600px;
            margin: 0 auto 36px;
            line-height: 1.8;
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 60px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition);
            border: none;
        }
        .btn-primary {
            background: var(--accent);
            color: var(--primary-dark);
            box-shadow: 0 4px 20px rgba(245, 166, 35, 0.35);
        }
        .btn-primary:hover { background: var(--accent-dark); transform: translateY(-2px); box-shadow: 0 8px 30px rgba(245, 166, 35, 0.45); }
        .btn-outline {
            background: transparent;
            color: var(--text-white);
            border: 2px solid rgba(255, 255, 255, 0.35);
        }
        .btn-outline:hover { background: rgba(255, 255, 255, 0.10); border-color: rgba(255, 255, 255, 0.6); transform: translateY(-2px); }

        /* ===== 通用板块 ===== */
        .section { padding: 80px 0; }
        .section-alt { background: var(--bg-alt); }
        .section-dark { background: var(--bg-dark); }
        .section-header {
            text-align: center;
            margin-bottom: 52px;
        }
        .section-header h2 { margin-bottom: 12px; }
        .section-header p { max-width: 600px; margin: 0 auto; font-size: 1.05rem; }
        .section-tag {
            display: inline-block;
            background: rgba(245, 166, 35, 0.12);
            color: var(--accent-dark);
            padding: 4px 16px;
            border-radius: 40px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.3px;
            margin-bottom: 16px;
        }

        /* ===== 卡片网格 ===== */
        .grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
        .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
        .grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

        .card {
            background: var(--bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: all var(--transition);
            border: 1px solid var(--border);
        }
        .card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
        .card-img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
        .card-body { padding: 24px; }
        .card-body h3 { margin-bottom: 8px; font-size: 1.1rem; }
        .card-body p { font-size: 0.92rem; margin-bottom: 0; }
        .card-tag {
            display: inline-block;
            background: rgba(26, 58, 92, 0.08);
            color: var(--primary);
            padding: 2px 12px;
            border-radius: 40px;
            font-size: 0.75rem;
            font-weight: 500;
            margin-bottom: 10px;
        }

        /* ===== 特色优势 ===== */
        .feature-card {
            text-align: center;
            padding: 36px 24px;
            background: var(--bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
        .feature-icon {
            width: 64px;
            height: 64px;
            margin: 0 auto 20px;
            background: linear-gradient(135deg, rgba(245, 166, 35, 0.12), rgba(245, 166, 35, 0.05));
            border-radius: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            color: var(--accent);
        }
        .feature-card h3 { font-size: 1.1rem; margin-bottom: 8px; }
        .feature-card p { font-size: 0.92rem; margin-bottom: 0; }

        /* ===== 分类入口 ===== */
        .cat-card {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            min-height: 320px;
            display: flex;
            align-items: flex-end;
            box-shadow: var(--shadow);
            transition: all var(--transition);
            border: 1px solid var(--border);
        }
        .cat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
        .cat-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
        .cat-overlay {
            position: relative;
            z-index: 2;
            width: 100%;
            padding: 28px 24px;
            background: linear-gradient(to top, rgba(15, 36, 64, 0.92), transparent);
            color: var(--text-white);
        }
        .cat-overlay h3 { color: var(--text-white); font-size: 1.3rem; margin-bottom: 4px; }
        .cat-overlay p { color: rgba(255, 255, 255, 0.8); font-size: 0.9rem; margin-bottom: 12px; }
        .cat-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--accent);
            font-weight: 600;
            font-size: 0.9rem;
        }
        .cat-link i { transition: transform var(--transition); }
        .cat-link:hover i { transform: translateX(4px); }

        /* ===== 资讯列表 ===== */
        .post-item {
            display: flex;
            gap: 20px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border);
            transition: background var(--transition);
        }
        .post-item:last-child { border-bottom: none; }
        .post-item:hover { background: rgba(26, 58, 92, 0.02); margin: 0 -12px; padding-left: 12px; padding-right: 12px; border-radius: var(--radius-sm); }
        .post-thumb {
            width: 120px;
            min-width: 120px;
            height: 80px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            background: var(--bg-alt);
        }
        .post-info { flex: 1; display: flex; flex-direction: column; justify-content: center; }
        .post-info h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 4px; transition: color var(--transition); }
        .post-item:hover .post-info h3 { color: var(--primary-light); }
        .post-info p { font-size: 0.88rem; color: var(--text-light); margin-bottom: 6px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .post-meta { display: flex; gap: 16px; font-size: 0.78rem; color: var(--text-light); }
        .post-meta span { display: flex; align-items: center; gap: 4px; }
        .post-meta i { font-size: 0.7rem; color: var(--accent); }

        /* ===== 数据统计 ===== */
        .stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
        .stat-item {
            text-align: center;
            padding: 32px 16px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: all var(--transition);
        }
        .stat-item:hover { background: rgba(255, 255, 255, 0.10); transform: translateY(-4px); }
        .stat-number { font-size: 2.8rem; font-weight: 800; color: var(--accent); line-height: 1.2; }
        .stat-label { color: rgba(255, 255, 255, 0.7); font-size: 0.9rem; margin-top: 6px; }

        /* ===== 流程步骤 ===== */
        .steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: step; }
        .step-card {
            text-align: center;
            padding: 32px 20px;
            background: var(--bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            position: relative;
            transition: all var(--transition);
        }
        .step-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
        .step-card::before {
            counter-increment: step;
            content: counter(step);
            position: absolute;
            top: 16px;
            right: 20px;
            font-size: 2.8rem;
            font-weight: 800;
            color: rgba(26, 58, 92, 0.06);
            line-height: 1;
        }
        .step-icon { font-size: 2rem; color: var(--accent); margin-bottom: 16px; }
        .step-card h3 { font-size: 1.05rem; margin-bottom: 6px; }
        .step-card p { font-size: 0.88rem; margin-bottom: 0; }

        /* ===== FAQ ===== */
        .faq-list { max-width: 800px; margin: 0 auto; }
        .faq-item {
            background: var(--bg);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover { border-color: rgba(26, 58, 92, 0.15); }
        .faq-question {
            padding: 18px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            color: var(--primary-dark);
            cursor: pointer;
            background: none;
            width: 100%;
            text-align: left;
            font-size: 1rem;
        }
        .faq-question i { color: var(--accent); transition: transform var(--transition); font-size: 0.9rem; }
        .faq-item.open .faq-question i { transform: rotate(180deg); }
        .faq-answer {
            padding: 0 24px 18px;
            color: var(--text-light);
            font-size: 0.93rem;
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-answer { display: block; }

        /* ===== CTA ===== */
        .cta-box {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border-radius: var(--radius-xl);
            padding: 64px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-box::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.08;
        }
        .cta-box h2 { color: var(--text-white); font-size: clamp(1.6rem, 3vw, 2.2rem); margin-bottom: 12px; position: relative; }
        .cta-box p { color: rgba(255, 255, 255, 0.8); max-width: 560px; margin: 0 auto 28px; position: relative; }
        .cta-box .btn-primary { background: var(--accent); color: var(--primary-dark); position: relative; }
        .cta-box .btn-primary:hover { background: var(--accent-light); }

        /* ===== 页脚 ===== */
        .footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 32px;
        }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 32px; }
        .footer-brand .nav-logo { color: var(--text-white); margin-bottom: 12px; }
        .footer-brand .nav-logo span { -webkit-text-fill-color: var(--text-white); background: none; }
        .footer-brand p { font-size: 0.9rem; color: rgba(255, 255, 255, 0.6); max-width: 300px; }
        .footer h4 { color: var(--text-white); font-size: 0.95rem; margin-bottom: 16px; }
        .footer a { color: rgba(255, 255, 255, 0.6); font-size: 0.9rem; display: block; padding: 4px 0; transition: color var(--transition); }
        .footer a:hover { color: var(--accent); }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.85rem;
        }
        .footer-bottom span { color: rgba(255, 255, 255, 0.5); }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .grid-4 { grid-template-columns: repeat(2, 1fr); }
            .steps { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: repeat(2, 1fr); }
            .stat-grid { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 768px) {
            .header { padding: 8px 16px; }
            .nav-dock { padding: 0 16px; height: 54px; max-width: 100%; }
            .nav-links { display: none; }
            .nav-links.open { display: flex; flex-direction: column; position: absolute; top: 66px; left: 16px; right: 16px; background: rgba(255,255,255,0.96); backdrop-filter: blur(16px); border-radius: 20px; padding: 16px; box-shadow: var(--shadow-lg); gap: 6px; }
            .nav-links.open a { padding: 10px 16px; border-radius: 12px; }
            .nav-toggle { display: block; }
            .nav-cta { display: none; }
            .nav-links.open .nav-cta { display: block; text-align: center; }
            .hero { min-height: 90vh; padding: 100px 20px 60px; }
            .hero h1 { font-size: clamp(1.8rem, 6vw, 2.6rem); }
            .hero p { font-size: 1rem; }
            .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
            .steps { grid-template-columns: 1fr; }
            .stat-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
            .stat-number { font-size: 2rem; }
            .section { padding: 48px 0; }
            .section-header { margin-bottom: 32px; }
            .post-item { flex-direction: column; gap: 12px; }
            .post-thumb { width: 100%; height: 140px; }
            .footer-grid { grid-template-columns: 1fr; gap: 24px; }
            .footer-bottom { flex-direction: column; text-align: center; }
            .cta-box { padding: 40px 24px; }
            .cat-card { min-height: 240px; }
        }
        @media (max-width: 520px) {
            .hero { min-height: 85vh; padding: 90px 16px 40px; }
            .hero-actions { flex-direction: column; align-items: center; }
            .btn { width: 100%; justify-content: center; }
            .stat-grid { grid-template-columns: 1fr; }
            .stat-item { padding: 20px; }
        }

        /* ===== 辅助 ===== */
        .text-center { text-align: center; }
        .mt-8 { margin-top: 32px; }
        .mb-8 { margin-bottom: 32px; }
        .gap-4 { gap: 16px; }
        .flex-center { display: flex; align-items: center; justify-content: center; }
        .empty-state { padding: 32px; text-align: center; color: var(--text-light); background: var(--bg-alt); border-radius: var(--radius); font-size: 0.95rem; }

/* roulang page: article */
/* ===== Design Variables ===== */
        :root {
            --primary: #2e7d32;
            --primary-light: #4caf50;
            --primary-dark: #1b5e20;
            --primary-bg: #e8f5e9;
            --accent: #ff8f00;
            --accent-light: #ffc107;
            --accent-dark: #e65100;
            --bg: #f9fafb;
            --bg-card: #ffffff;
            --bg-muted: #f0f2f5;
            --bg-dark: #1a1a2e;
            --text: #1e293b;
            --text-light: #64748b;
            --text-white: #f8fafc;
            --border: #e2e8f0;
            --border-light: #f1f5f9;
            --radius: 16px;
            --radius-sm: 10px;
            --radius-xs: 6px;
            --radius-xl: 24px;
            --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 4px rgba(0,0,0,0.04);
            --shadow-lg: 0 12px 40px rgba(0,0,0,0.12), 0 4px 12px rgba(0,0,0,0.06);
            --shadow-xl: 0 24px 60px rgba(0,0,0,0.16);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            --max-width: 1200px;
            --header-height: 80px;
        }

        /* ===== Reset & Base ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
        body {
            font-family: var(--font);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
        a:hover { color: var(--primary-dark); }
        a:focus-visible { outline: 3px solid var(--primary-light); outline-offset: 2px; }
        img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-sm); }
        button, input, textarea { font-family: inherit; font-size: 1rem; }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 { line-height: 1.3; color: var(--text); font-weight: 700; }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) { .container { padding: 0 16px; } }

        /* ===== Header / Dock Navigation ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 16px 24px;
            background: transparent;
            pointer-events: none;
        }
        .nav-dock {
            max-width: 1100px;
            margin: 0 auto;
            background: rgba(255,255,255,0.92);
            backdrop-filter: blur(20px) saturate(180%);
            -webkit-backdrop-filter: blur(20px) saturate(180%);
            border-radius: 60px;
            padding: 8px 20px 8px 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            box-shadow: 0 2px 20px rgba(0,0,0,0.08), 0 0 0 1px rgba(255,255,255,0.5);
            pointer-events: auto;
            transition: box-shadow var(--transition);
        }
        .nav-dock:hover { box-shadow: 0 4px 28px rgba(0,0,0,0.12), 0 0 0 1px rgba(255,255,255,0.7); }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--primary-dark);
            font-weight: 800;
            font-size: 1.25rem;
            letter-spacing: -0.3px;
            transition: opacity var(--transition);
        }
        .nav-logo i { font-size: 1.6rem; color: var(--primary); }
        .nav-logo:hover { opacity: 0.85; color: var(--primary-dark); }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-links a {
            padding: 8px 18px;
            border-radius: 40px;
            color: var(--text);
            font-weight: 500;
            font-size: 0.9rem;
            transition: all var(--transition);
            position: relative;
        }
        .nav-links a:hover { background: var(--primary-bg); color: var(--primary-dark); }
        .nav-links a.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 2px 12px rgba(46,125,50,0.3);
        }
        .nav-links a.active:hover { background: var(--primary-dark); }
        .nav-cta {
            background: var(--accent) !important;
            color: #fff !important;
            font-weight: 600 !important;
            padding: 8px 24px !important;
            box-shadow: 0 2px 12px rgba(255,143,0,0.3);
        }
        .nav-cta:hover { background: var(--accent-dark) !important; transform: translateY(-1px); }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text);
            cursor: pointer;
            padding: 6px 10px;
            border-radius: var(--radius-xs);
            transition: background var(--transition);
        }
        .nav-toggle:hover { background: var(--bg-muted); }
        @media (max-width: 768px) {
            .header { padding: 12px 16px; }
            .nav-dock { padding: 6px 16px 6px 20px; border-radius: 40px; }
            .nav-logo { font-size: 1.1rem; }
            .nav-logo i { font-size: 1.3rem; }
            .nav-links { display: none; }
            .nav-links.open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: calc(100% + 10px);
                left: 16px;
                right: 16px;
                background: rgba(255,255,255,0.98);
                backdrop-filter: blur(20px);
                border-radius: var(--radius);
                padding: 16px;
                box-shadow: var(--shadow-lg);
                gap: 4px;
                border: 1px solid var(--border);
            }
            .nav-links.open a { padding: 12px 18px; border-radius: var(--radius-sm); width: 100%; text-align: center; }
            .nav-links.open .nav-cta { margin-top: 6px; }
            .nav-toggle { display: block; }
        }
        @media (max-width: 520px) {
            .nav-dock { padding: 4px 12px 4px 16px; }
            .nav-logo { font-size: 1rem; gap: 6px; }
            .nav-logo i { font-size: 1.1rem; }
            .nav-links.open { left: 12px; right: 12px; }
        }

        /* ===== Main Content ===== */
        .main-content {
            padding-top: calc(var(--header-height) + 40px);
            padding-bottom: 60px;
        }

        /* ===== Article Header ===== */
        .article-header {
            background: var(--bg-dark);
            position: relative;
            padding: 80px 0 60px;
            margin-top: -20px;
            overflow: hidden;
        }
        .article-header::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.18;
            pointer-events: none;
        }
        .article-header .container { position: relative; z-index: 2; }
        .article-breadcrumb {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.85rem;
            color: rgba(255,255,255,0.6);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }
        .article-breadcrumb a { color: rgba(255,255,255,0.7); }
        .article-breadcrumb a:hover { color: #fff; }
        .article-breadcrumb span { color: rgba(255,255,255,0.9); }
        .article-category-badge {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 16px;
            border-radius: 40px;
            letter-spacing: 0.3px;
            margin-bottom: 16px;
        }
        .article-header h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.25;
            max-width: 860px;
            letter-spacing: -0.5px;
            margin-bottom: 20px;
        }
        .article-meta {
            display: flex;
            align-items: center;
            gap: 24px;
            flex-wrap: wrap;
            color: rgba(255,255,255,0.7);
            font-size: 0.9rem;
        }
        .article-meta i { margin-right: 6px; color: var(--accent-light); }
        .article-meta span { display: flex; align-items: center; }
        @media (max-width: 768px) {
            .article-header { padding: 60px 0 40px; }
            .article-header h1 { font-size: 1.8rem; }
            .article-meta { gap: 14px; font-size: 0.8rem; }
        }
        @media (max-width: 520px) {
            .article-header h1 { font-size: 1.4rem; }
            .article-breadcrumb { font-size: 0.75rem; }
        }

        /* ===== Article Body ===== */
        .article-body-section {
            padding: 50px 0 60px;
        }
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 48px;
            align-items: start;
        }
        .article-content {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 40px 44px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
        }
        .article-content .article-featured-image {
            border-radius: var(--radius-sm);
            margin-bottom: 32px;
            overflow: hidden;
            background: var(--bg-muted);
        }
        .article-content .article-featured-image img {
            width: 100%;
            height: auto;
            aspect-ratio: 16/9;
            object-fit: cover;
        }
        .article-content-body {
            font-size: 1.05rem;
            line-height: 1.85;
            color: var(--text);
        }
        .article-content-body p {
            margin-bottom: 1.4em;
        }
        .article-content-body h2 {
            font-size: 1.5rem;
            margin-top: 2em;
            margin-bottom: 0.6em;
            color: var(--primary-dark);
        }
        .article-content-body h3 {
            font-size: 1.2rem;
            margin-top: 1.6em;
            margin-bottom: 0.4em;
        }
        .article-content-body ul, .article-content-body ol {
            padding-left: 1.6em;
            margin-bottom: 1.4em;
        }
        .article-content-body ul li {
            list-style: disc;
            margin-bottom: 0.3em;
        }
        .article-content-body ol li {
            list-style: decimal;
            margin-bottom: 0.3em;
        }
        .article-content-body a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 2px;
        }
        .article-content-body a:hover { color: var(--accent-dark); }
        .article-content-body blockquote {
            border-left: 4px solid var(--primary-light);
            background: var(--primary-bg);
            padding: 16px 24px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 1.6em 0;
            font-style: italic;
            color: var(--text-light);
        }
        .article-content-body img {
            border-radius: var(--radius-sm);
            margin: 1.6em 0;
            box-shadow: var(--shadow-sm);
        }
        .article-content-body strong { color: var(--text); font-weight: 700; }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 40px;
            padding-top: 24px;
            border-top: 1px solid var(--border);
        }
        .article-tags .tag {
            background: var(--bg-muted);
            padding: 5px 16px;
            border-radius: 40px;
            font-size: 0.8rem;
            color: var(--text-light);
            font-weight: 500;
            transition: all var(--transition);
        }
        .article-tags .tag:hover { background: var(--primary-bg); color: var(--primary); }

        /* ===== Sidebar ===== */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 32px;
        }
        .sidebar-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
        }
        .sidebar-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 18px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--primary-bg);
            color: var(--primary-dark);
        }
        .sidebar-card h3 i { margin-right: 8px; color: var(--primary); }
        .sidebar-related-item {
            display: flex;
            gap: 14px;
            padding: 12px 0;
            border-bottom: 1px solid var(--border-light);
            transition: background var(--transition);
        }
        .sidebar-related-item:last-child { border-bottom: none; }
        .sidebar-related-item:hover { background: var(--bg); margin: 0 -12px; padding: 12px 12px; border-radius: var(--radius-xs); }
        .sidebar-related-item img {
            width: 70px;
            height: 70px;
            border-radius: var(--radius-xs);
            object-fit: cover;
            flex-shrink: 0;
            background: var(--bg-muted);
        }
        .sidebar-related-item .info { flex: 1; min-width: 0; }
        .sidebar-related-item .info a {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            line-height: 1.4;
        }
        .sidebar-related-item .info a:hover { color: var(--primary); }
        .sidebar-related-item .info .date {
            font-size: 0.75rem;
            color: var(--text-light);
            margin-top: 4px;
        }
        .sidebar-cta {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary));
            color: #fff;
            border: none;
        }
        .sidebar-cta h3 { color: #fff; border-bottom-color: rgba(255,255,255,0.2); }
        .sidebar-cta h3 i { color: var(--accent-light); }
        .sidebar-cta p { color: rgba(255,255,255,0.85); font-size: 0.9rem; margin-bottom: 18px; }
        .sidebar-cta .btn-block {
            width: 100%;
            background: var(--accent);
            color: #fff;
            border: none;
            padding: 12px 20px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: all var(--transition);
            text-align: center;
            display: block;
        }
        .sidebar-cta .btn-block:hover { background: var(--accent-dark); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(255,143,0,0.3); }

        @media (max-width: 1024px) {
            .article-layout { grid-template-columns: 1fr 280px; gap: 32px; }
            .article-content { padding: 32px 28px; }
        }
        @media (max-width: 768px) {
            .article-layout { grid-template-columns: 1fr; gap: 32px; }
            .article-content { padding: 24px 20px; }
            .article-content-body { font-size: 1rem; }
            .sidebar-related-item img { width: 60px; height: 60px; }
        }
        @media (max-width: 520px) {
            .article-content { padding: 18px 14px; border-radius: var(--radius-sm); }
            .article-content-body { font-size: 0.95rem; }
            .article-content-body h2 { font-size: 1.25rem; }
        }

        /* ===== Article Not Found ===== */
        .article-not-found {
            text-align: center;
            padding: 80px 20px;
            background: var(--bg-card);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
        }
        .article-not-found i { font-size: 3.6rem; color: var(--text-light); margin-bottom: 20px; }
        .article-not-found h2 { font-size: 1.8rem; color: var(--text); margin-bottom: 12px; }
        .article-not-found p { color: var(--text-light); margin-bottom: 28px; font-size: 1.05rem; }
        .article-not-found .btn-back {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            padding: 12px 32px;
            border-radius: 40px;
            font-weight: 600;
            transition: all var(--transition);
        }
        .article-not-found .btn-back:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(46,125,50,0.3); }

        /* ===== Related Bottom Section ===== */
        .related-bottom {
            background: var(--bg);
            padding: 50px 0;
        }
        .related-bottom h2 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 32px;
            text-align: center;
            color: var(--text);
        }
        .related-bottom h2 span { color: var(--primary); }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .related-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .related-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
        .related-card img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
            background: var(--bg-muted);
        }
        .related-card .card-body { padding: 20px 22px 24px; }
        .related-card .card-body h3 { font-size: 1.05rem; margin-bottom: 8px; }
        .related-card .card-body h3 a { color: var(--text); }
        .related-card .card-body h3 a:hover { color: var(--primary); }
        .related-card .card-body p {
            font-size: 0.88rem;
            color: var(--text-light);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 14px;
            font-size: 0.78rem;
            color: var(--text-light);
        }
        .related-card .card-meta .tag-sm {
            background: var(--primary-bg);
            color: var(--primary);
            padding: 2px 12px;
            border-radius: 40px;
            font-weight: 500;
        }
        @media (max-width: 768px) {
            .related-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
            .related-card .card-body { padding: 16px 18px 20px; }
        }
        @media (max-width: 520px) {
            .related-grid { grid-template-columns: 1fr; }
        }

        /* ===== Footer ===== */
        .footer {
            background: var(--bg-dark);
            color: rgba(255,255,255,0.85);
            padding: 60px 0 30px;
            margin-top: 0;
        }
        .footer .container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .footer-brand .nav-logo { color: #fff; font-size: 1.3rem; margin-bottom: 16px; }
        .footer-brand .nav-logo i { color: var(--accent-light); }
        .footer-brand p { font-size: 0.9rem; line-height: 1.7; color: rgba(255,255,255,0.6); max-width: 320px; }
        .footer h4 {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 18px;
            letter-spacing: 0.3px;
        }
        .footer a {
            display: block;
            color: rgba(255,255,255,0.6);
            font-size: 0.88rem;
            padding: 4px 0;
            transition: all var(--transition);
        }
        .footer a:hover { color: var(--accent-light); padding-left: 4px; }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 28px;
            font-size: 0.82rem;
            color: rgba(255,255,255,0.45);
            flex-wrap: wrap;
            gap: 12px;
        }
        @media (max-width: 768px) {
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
            .footer-brand { grid-column: 1 / -1; }
        }
        @media (max-width: 520px) {
            .footer-grid { grid-template-columns: 1fr; gap: 24px; }
            .footer-bottom { flex-direction: column; text-align: center; }
            .footer { padding: 40px 0 24px; }
        }

        /* ===== Utility ===== */
        .text-center { text-align: center; }
        .mt-1 { margin-top: 1rem; }
        .mt-2 { margin-top: 2rem; }
        .mb-1 { margin-bottom: 1rem; }
        .mb-2 { margin-bottom: 2rem; }
        .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }

/* roulang page: category1 */
/* ===== Design Variables ===== */
        :root {
            --primary: #2D8B4E;
            --primary-dark: #1F6B3A;
            --primary-light: #E8F5E9;
            --primary-gradient: linear-gradient(135deg, #2D8B4E 0%, #4CAF50 100%);
            --accent: #FF6F00;
            --accent-light: #FFF3E0;
            --bg: #FAFAFA;
            --bg-white: #FFFFFF;
            --bg-dark: #1A2A1F;
            --text: #1A1A2E;
            --text-light: #5A5A7A;
            --text-white: #FFFFFF;
            --border: #E0E0E0;
            --border-light: #F0F0F0;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
            --shadow-md: 0 8px 30px rgba(0,0,0,0.08);
            --shadow-lg: 0 20px 60px rgba(0,0,0,0.12);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --container: 1200px;
            --nav-height: 72px;
        }

        /* ===== Reset & Base ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
        body {
            font-family: var(--font);
            font-size: 16px;
            line-height: 1.6;
            color: var(--text);
            background: var(--bg);
            padding-top: var(--nav-height);
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: inherit; text-decoration: none; transition: color var(--transition); }
        button { font-family: inherit; cursor: pointer; border: none; background: none; }
        input, textarea { font-family: inherit; font-size: 1rem; }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 { line-height: 1.25; font-weight: 700; }
        .container {
            width: 100%;
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Floating Dock Navigation ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 12px 24px;
            background: transparent;
            pointer-events: none;
        }
        .nav-dock {
            max-width: 1100px;
            margin: 0 auto;
            background: rgba(255,255,255,0.88);
            backdrop-filter: blur(20px) saturate(1.8);
            -webkit-backdrop-filter: blur(20px) saturate(1.8);
            border-radius: var(--radius-xl);
            padding: 0 24px;
            height: 56px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            box-shadow: 0 8px 32px rgba(0,0,0,0.08);
            border: 1px solid rgba(255,255,255,0.5);
            pointer-events: auto;
            transition: box-shadow var(--transition);
        }
        .nav-dock:hover {
            box-shadow: 0 12px 48px rgba(0,0,0,0.12);
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--primary-dark);
            letter-spacing: -0.3px;
        }
        .nav-logo i {
            font-size: 1.4rem;
            color: var(--primary);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-links a {
            padding: 8px 18px;
            border-radius: var(--radius-xl);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-light);
            transition: all var(--transition);
            position: relative;
        }
        .nav-links a:hover {
            color: var(--primary-dark);
            background: var(--primary-light);
        }
        .nav-links a.active {
            color: var(--text-white);
            background: var(--primary-gradient);
            box-shadow: 0 4px 16px rgba(45,139,78,0.3);
        }
        .nav-links a.nav-cta {
            background: var(--accent);
            color: #fff;
            padding: 8px 22px;
            font-weight: 600;
            box-shadow: 0 4px 16px rgba(255,111,0,0.25);
        }
        .nav-links a.nav-cta:hover {
            background: #E65C00;
            transform: translateY(-1px);
            box-shadow: 0 6px 24px rgba(255,111,0,0.35);
        }
        .nav-toggle {
            display: none;
            font-size: 1.4rem;
            color: var(--text);
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }
        .nav-toggle:hover {
            background: var(--border-light);
        }

        /* ===== Hero ===== */
        .hero-category {
            position: relative;
            padding: 80px 0 100px;
            background: linear-gradient(135deg, #1A2A1F 0%, #2D4A35 50%, #1F3A28 100%);
            overflow: hidden;
            min-height: 420px;
            display: flex;
            align-items: center;
        }
        .hero-category::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.25;
            mix-blend-mode: overlay;
        }
        .hero-category::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 20% 50%, rgba(45,139,78,0.3) 0%, transparent 70%);
        }
        .hero-category .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .hero-category h1 {
            font-size: 3.2rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
            text-shadow: 0 2px 20px rgba(0,0,0,0.3);
        }
        .hero-category h1 span {
            color: #81C784;
        }
        .hero-category p {
            font-size: 1.15rem;
            color: rgba(255,255,255,0.85);
            max-width: 680px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }
        .hero-category .hero-tags {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
        }
        .hero-category .hero-tags a {
            padding: 10px 24px;
            border-radius: var(--radius-xl);
            background: rgba(255,255,255,0.12);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255,255,255,0.15);
            color: #fff;
            font-size: 0.9rem;
            font-weight: 500;
            transition: all var(--transition);
        }
        .hero-category .hero-tags a:hover {
            background: var(--primary);
            border-color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(45,139,78,0.4);
        }

        /* ===== Section Common ===== */
        .section {
            padding: 80px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 52px;
        }
        .section-header h2 {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }
        .section-header h2 i {
            color: var(--primary);
            margin-right: 8px;
        }
        .section-header p {
            font-size: 1.05rem;
            color: var(--text-light);
            max-width: 560px;
            margin: 0 auto;
            line-height: 1.7;
        }
        .section-header .divider {
            width: 60px;
            height: 4px;
            background: var(--primary-gradient);
            border-radius: 4px;
            margin: 16px auto 0;
        }

        /* ===== Sport Categories Grid ===== */
        .sport-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .sport-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 32px 24px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }
        .sport-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--primary-gradient);
            opacity: 0;
            transition: opacity var(--transition);
        }
        .sport-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .sport-card:hover::before {
            opacity: 1;
        }
        .sport-card .icon {
            font-size: 2.8rem;
            color: var(--primary);
            margin-bottom: 16px;
            display: block;
        }
        .sport-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .sport-card p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.6;
            margin-bottom: 16px;
        }
        .sport-card .badge {
            display: inline-block;
            padding: 4px 14px;
            border-radius: var(--radius-xl);
            background: var(--primary-light);
            color: var(--primary-dark);
            font-size: 0.8rem;
            font-weight: 600;
        }
        .sport-card .badge.hot {
            background: var(--accent-light);
            color: var(--accent);
        }

        /* ===== Featured Events ===== */
        .featured-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }
        .event-card {
            display: flex;
            background: var(--bg-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .event-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .event-card .event-img {
            width: 200px;
            min-height: 180px;
            flex-shrink: 0;
            background: var(--border-light);
            position: relative;
            overflow: hidden;
        }
        .event-card .event-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .event-card:hover .event-img img {
            transform: scale(1.05);
        }
        .event-card .event-img .event-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 12px;
            border-radius: var(--radius-xl);
            background: var(--primary);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
        }
        .event-card .event-img .event-tag.hot {
            background: var(--accent);
        }
        .event-card .event-body {
            padding: 20px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .event-card .event-body .meta {
            font-size: 0.8rem;
            color: var(--text-light);
            margin-bottom: 6px;
            display: flex;
            gap: 16px;
        }
        .event-card .event-body .meta i {
            margin-right: 4px;
        }
        .event-card .event-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .event-card .event-body h3 a:hover {
            color: var(--primary);
        }
        .event-card .event-body p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.6;
            margin-bottom: 12px;
        }
        .event-card .event-body .btn-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--primary);
        }
        .event-card .event-body .btn-link i {
            transition: transform var(--transition);
        }
        .event-card .event-body .btn-link:hover i {
            transform: translateX(4px);
        }

        /* ===== Stats / Data Section ===== */
        .stats-section {
            background: var(--bg-dark);
            color: var(--text-white);
            position: relative;
            overflow: hidden;
        }
        .stats-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            opacity: 0.1;
            mix-blend-mode: overlay;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            position: relative;
            z-index: 2;
        }
        .stat-item {
            text-align: center;
            padding: 32px 16px;
        }
        .stat-item .number {
            font-size: 3rem;
            font-weight: 800;
            color: #81C784;
            line-height: 1.1;
            margin-bottom: 8px;
        }
        .stat-item .label {
            font-size: 1rem;
            color: rgba(255,255,255,0.7);
            font-weight: 500;
        }
        .stat-item .desc {
            font-size: 0.85rem;
            color: rgba(255,255,255,0.5);
            margin-top: 8px;
            line-height: 1.5;
        }

        /* ===== Process / Steps ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }
        .step-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 36px 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            text-align: center;
            position: relative;
            transition: all var(--transition);
        }
        .step-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .step-card .step-num {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--primary-gradient);
            color: #fff;
            font-size: 1.2rem;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            box-shadow: 0 4px 16px rgba(45,139,78,0.3);
        }
        .step-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .step-card p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.7;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: box-shadow var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            padding: 18px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: background var(--transition);
            user-select: none;
        }
        .faq-question:hover {
            background: var(--primary-light);
        }
        .faq-question i {
            color: var(--primary);
            transition: transform var(--transition);
            font-size: 0.9rem;
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 24px 18px;
            font-size: 0.95rem;
            color: var(--text-light);
            line-height: 1.7;
            display: none;
        }
        .faq-item.active .faq-answer {
            display: block;
        }

        /* ===== CTA Section ===== */
        .cta-section {
            background: var(--primary-gradient);
            padding: 80px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            opacity: 0.08;
            mix-blend-mode: overlay;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            font-size: 2.4rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-section p {
            font-size: 1.1rem;
            color: rgba(255,255,255,0.85);
            max-width: 560px;
            margin: 0 auto 32px;
        }
        .cta-section .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 16px 40px;
            border-radius: var(--radius-xl);
            background: #fff;
            color: var(--primary-dark);
            font-size: 1.05rem;
            font-weight: 700;
            transition: all var(--transition);
            box-shadow: 0 8px 32px rgba(0,0,0,0.15);
        }
        .cta-section .cta-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 48px rgba(0,0,0,0.25);
            background: var(--accent-light);
        }

        /* ===== Footer ===== */
        .footer {
            background: var(--bg-dark);
            color: rgba(255,255,255,0.8);
            padding: 60px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }
        .footer-brand .nav-logo {
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-brand .nav-logo i {
            color: #81C784;
        }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: rgba(255,255,255,0.6);
            max-width: 320px;
        }
        .footer h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }
        .footer a {
            display: block;
            padding: 6px 0;
            font-size: 0.9rem;
            color: rgba(255,255,255,0.55);
            transition: all var(--transition);
        }
        .footer a:hover {
            color: #81C784;
            padding-left: 4px;
        }
        .footer-bottom {
            padding: 24px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.85rem;
            color: rgba(255,255,255,0.4);
            flex-wrap: wrap;
            gap: 12px;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .sport-grid { grid-template-columns: repeat(2, 1fr); }
            .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
            .steps-grid { grid-template-columns: repeat(2, 1fr); }
            .featured-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
        }

        @media (max-width: 768px) {
            :root { --nav-height: 64px; }
            .header { padding: 8px 16px; }
            .nav-dock { padding: 0 16px; height: 50px; border-radius: var(--radius-lg); }
            .nav-logo { font-size: 1.1rem; }
            .nav-links { display: none; }
            .nav-links.open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: calc(100% + 8px);
                left: 0;
                right: 0;
                background: rgba(255,255,255,0.98);
                backdrop-filter: blur(20px);
                border-radius: var(--radius-md);
                padding: 16px;
                box-shadow: var(--shadow-lg);
                border: 1px solid var(--border-light);
                gap: 4px;
            }
            .nav-links.open a {
                padding: 12px 16px;
                border-radius: var(--radius-sm);
            }
            .nav-toggle { display: block; }
            .hero-category h1 { font-size: 2.2rem; }
            .hero-category p { font-size: 1rem; }
            .section { padding: 56px 0; }
            .section-header h2 { font-size: 1.7rem; }
            .sport-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
            .sport-card { padding: 24px 16px; }
            .event-card { flex-direction: column; }
            .event-card .event-img { width: 100%; min-height: 200px; }
            .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
            .stat-item .number { font-size: 2.2rem; }
            .steps-grid { grid-template-columns: 1fr; }
            .cta-section h2 { font-size: 1.8rem; }
            .footer-grid { grid-template-columns: 1fr; gap: 28px; }
            .footer-bottom { flex-direction: column; text-align: center; }
        }

        @media (max-width: 520px) {
            .container { padding: 0 16px; }
            .hero-category { padding: 60px 0 72px; min-height: 320px; }
            .hero-category h1 { font-size: 1.8rem; }
            .hero-category .hero-tags a { padding: 8px 16px; font-size: 0.8rem; }
            .sport-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
            .sport-card { padding: 20px 12px; }
            .sport-card .icon { font-size: 2rem; }
            .sport-card h3 { font-size: 1rem; }
            .stats-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
            .stat-item { padding: 20px 12px; }
            .stat-item .number { font-size: 1.8rem; }
            .section-header h2 { font-size: 1.4rem; }
            .cta-section { padding: 56px 0; }
            .cta-section h2 { font-size: 1.5rem; }
            .cta-section .cta-btn { padding: 14px 28px; font-size: 0.95rem; }
        }

/* roulang page: category2 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #f59e0b;
            --primary-dark: #d97706;
            --primary-light: #fbbf24;
            --primary-gradient: linear-gradient(135deg, #f59e0b 0%, #eab308 100%);
            --secondary: #1e293b;
            --secondary-light: #334155;
            --bg: #0f172a;
            --bg-card: #1e293b;
            --bg-card-hover: #253349;
            --bg-elevated: #1a2538;
            --text: #f1f5f9;
            --text-muted: #94a3b8;
            --text-weak: #64748b;
            --border: #2d3a4f;
            --border-light: #3b4a63;
            --radius: 16px;
            --radius-sm: 10px;
            --radius-lg: 24px;
            --shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
            --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.25);
            --shadow-glow: 0 0 40px rgba(245, 158, 11, 0.15);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --container-width: 1200px;
            --header-height: 80px;
        }

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

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

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

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

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

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

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            transition: var(--transition);
        }

        button {
            cursor: pointer;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

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

        /* ===== 浮动 Dock 导航 ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-height);
            background: transparent;
            pointer-events: none;
            padding: 12px 24px 0;
        }

        .nav-dock {
            max-width: 900px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: rgba(15, 23, 42, 0.82);
            backdrop-filter: blur(18px) saturate(1.4);
            -webkit-backdrop-filter: blur(18px) saturate(1.4);
            border: 1px solid var(--border);
            border-radius: 60px;
            padding: 0 8px 0 20px;
            height: 56px;
            box-shadow: 0 8px 40px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(245, 158, 11, 0.06);
            pointer-events: auto;
            transition: var(--transition);
        }

        .nav-dock:hover {
            border-color: var(--border-light);
            box-shadow: 0 8px 48px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(245, 158, 11, 0.1);
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--text);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo i {
            color: var(--primary);
            font-size: 22px;
            filter: drop-shadow(0 0 8px rgba(245, 158, 11, 0.3));
        }

        .nav-logo span {
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

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

        .nav-links a {
            padding: 8px 18px;
            border-radius: 40px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-muted);
            transition: var(--transition);
            white-space: nowrap;
            position: relative;
        }

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

        .nav-links a.active {
            color: var(--text);
            background: rgba(245, 158, 11, 0.15);
            box-shadow: inset 0 0 0 1px rgba(245, 158, 11, 0.2);
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 4px;
            background: var(--primary-gradient);
        }

        .nav-links .nav-cta {
            background: var(--primary-gradient);
            color: #0f172a;
            font-weight: 600;
            padding: 8px 22px;
            border-radius: 40px;
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.25);
            margin-left: 8px;
        }

        .nav-links .nav-cta:hover {
            transform: translateY(-1px);
            box-shadow: 0 6px 24px rgba(245, 158, 11, 0.35);
            color: #0f172a;
            background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
        }

        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            color: var(--text);
            font-size: 20px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border);
            flex-shrink: 0;
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        /* ===== 页面横幅 ===== */
        .page-banner {
            position: relative;
            padding: 80px 0 60px;
            text-align: center;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.92) 0%, rgba(30, 41, 59, 0.88) 100%), url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            border-bottom: 1px solid var(--border);
            overflow: hidden;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            top: -60%;
            left: -20%;
            width: 140%;
            height: 140%;
            background: radial-gradient(ellipse at 30% 50%, rgba(245, 158, 11, 0.06) 0%, transparent 70%);
            pointer-events: none;
        }

        .page-banner .container {
            position: relative;
            z-index: 1;
        }

        .page-banner .breadcrumb {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-weak);
            margin-bottom: 20px;
        }

        .page-banner .breadcrumb a {
            color: var(--text-muted);
        }

        .page-banner .breadcrumb a:hover {
            color: var(--primary);
        }

        .page-banner .breadcrumb i {
            font-size: 10px;
            color: var(--text-weak);
        }

        .page-banner h1 {
            font-size: clamp(32px, 5vw, 52px);
            font-weight: 800;
            line-height: 1.2;
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 16px;
        }

        .page-banner p {
            font-size: 18px;
            color: var(--text-muted);
            max-width: 680px;
            margin: 0 auto;
            line-height: 1.7;
        }

        .page-banner .banner-tags {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 28px;
        }

        .page-banner .banner-tags span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            border-radius: 40px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-muted);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border);
        }

        .page-banner .banner-tags span i {
            color: var(--primary);
            font-size: 12px;
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: 80px 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 52px;
        }

        .section-header h2 {
            font-size: clamp(26px, 3.6vw, 38px);
            font-weight: 700;
            line-height: 1.25;
            color: var(--text);
            margin-bottom: 12px;
        }

        .section-header h2 .highlight {
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .section-header p {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
        }

        .section-header .divider {
            width: 60px;
            height: 4px;
            border-radius: 4px;
            background: var(--primary-gradient);
            margin: 16px auto 0;
        }

        /* ===== 安全入口板块 ===== */
        .safe-access {
            padding: 80px 0;
            background: var(--bg);
        }

        .safe-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .safe-info h3 {
            font-size: 28px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 20px;
        }

        .safe-info h3 span {
            color: var(--primary);
        }

        .safe-info p {
            color: var(--text-muted);
            margin-bottom: 24px;
            line-height: 1.8;
        }

        .safe-features {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .safe-features .item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 14px 18px;
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            transition: var(--transition);
        }

        .safe-features .item:hover {
            border-color: var(--primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-sm);
        }

        .safe-features .item i {
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(245, 158, 11, 0.12);
            color: var(--primary);
            font-size: 16px;
            flex-shrink: 0;
        }

        .safe-features .item span {
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
        }

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

        .safe-image img {
            width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }

        .safe-image .badge-float {
            position: absolute;
            bottom: 20px;
            left: 20px;
            background: rgba(15, 23, 42, 0.85);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(245, 158, 11, 0.25);
            border-radius: var(--radius-sm);
            padding: 12px 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .safe-image .badge-float i {
            color: var(--primary);
            font-size: 20px;
        }

        .safe-image .badge-float span {
            font-size: 14px;
            font-weight: 600;
            color: var(--text);
        }

        /* ===== 平台功能亮点 ===== */
        .features {
            padding: 80px 0;
            background: var(--bg-card);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

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

        .feature-card {
            background: var(--bg);
            border-radius: var(--radius);
            padding: 36px 28px;
            border: 1px solid var(--border);
            transition: var(--transition);
            text-align: center;
        }

        .feature-card:hover {
            transform: translateY(-6px);
            border-color: var(--primary);
            box-shadow: var(--shadow-glow);
        }

        .feature-card .icon-wrap {
            width: 64px;
            height: 64px;
            margin: 0 auto 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(245, 158, 11, 0.1);
            font-size: 28px;
            color: var(--primary);
            transition: var(--transition);
        }

        .feature-card:hover .icon-wrap {
            background: rgba(245, 158, 11, 0.18);
            transform: scale(1.05);
        }

        .feature-card h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 12px;
        }

        .feature-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ===== 热门赛事入口 ===== */
        .hot-events {
            padding: 80px 0;
            background: var(--bg);
        }

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

        .event-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: var(--transition);
            cursor: pointer;
        }

        .event-card:hover {
            transform: translateY(-4px);
            border-color: var(--primary);
            box-shadow: var(--shadow);
        }

        .event-card .event-img {
            width: 100%;
            height: 140px;
            object-fit: cover;
            border-radius: 0;
        }

        .event-card .event-body {
            padding: 18px 20px 20px;
        }

        .event-card .event-body h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 6px;
        }

        .event-card .event-body .meta {
            font-size: 13px;
            color: var(--text-weak);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .event-card .event-body .meta i {
            font-size: 12px;
            color: var(--primary);
        }

        .event-card .event-body .tag {
            display: inline-block;
            margin-top: 10px;
            padding: 3px 12px;
            border-radius: 40px;
            font-size: 12px;
            font-weight: 500;
            background: rgba(245, 158, 11, 0.1);
            color: var(--primary);
            border: 1px solid rgba(245, 158, 11, 0.15);
        }

        /* ===== 平台操作指南 ===== */
        .guide {
            padding: 80px 0;
            background: var(--bg-card);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .guide-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
        }

        .guide-steps::before {
            content: '';
            position: absolute;
            top: 40px;
            left: 10%;
            right: 10%;
            height: 2px;
            background: linear-gradient(90deg, var(--primary), var(--border), var(--primary));
            opacity: 0.3;
        }

        .step {
            text-align: center;
            position: relative;
            z-index: 1;
        }

        .step .step-num {
            width: 48px;
            height: 48px;
            margin: 0 auto 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            font-size: 20px;
            font-weight: 700;
            background: var(--primary-gradient);
            color: #0f172a;
            box-shadow: 0 0 30px rgba(245, 158, 11, 0.2);
        }

        .step h4 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 8px;
        }

        .step p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            max-width: 220px;
            margin: 0 auto;
        }

        /* ===== 常见问题 FAQ ===== */
        .faq {
            padding: 80px 0;
            background: var(--bg);
        }

        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

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

        .faq-item:hover {
            border-color: var(--border-light);
        }

        .faq-item .faq-q {
            width: 100%;
            padding: 20px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            background: transparent;
            text-align: left;
            gap: 12px;
        }

        .faq-item .faq-q i {
            font-size: 14px;
            color: var(--primary);
            transition: var(--transition);
            flex-shrink: 0;
        }

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

        .faq-item .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 24px;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.7;
        }

        .faq-item.active .faq-a {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        /* ===== CTA 行动召唤 ===== */
        .cta-section {
            padding: 72px 0;
            background: linear-gradient(135deg, rgba(245, 158, 11, 0.08) 0%, rgba(15, 23, 42, 0.95) 100%), url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
            border-top: 1px solid var(--border);
            text-align: center;
        }

        .cta-section h2 {
            font-size: clamp(28px, 3.6vw, 40px);
            font-weight: 700;
            color: var(--text);
            margin-bottom: 16px;
        }

        .cta-section h2 span {
            color: var(--primary);
        }

        .cta-section p {
            font-size: 17px;
            color: var(--text-muted);
            max-width: 560px;
            margin: 0 auto 32px;
        }

        .cta-section .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 16px 40px;
            border-radius: 60px;
            font-size: 17px;
            font-weight: 600;
            background: var(--primary-gradient);
            color: #0f172a;
            box-shadow: 0 8px 32px rgba(245, 158, 11, 0.3);
            transition: var(--transition);
        }

        .cta-section .cta-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 44px rgba(245, 158, 11, 0.4);
            color: #0f172a;
        }

        .cta-section .cta-btn i {
            font-size: 18px;
        }

        .cta-section .trust-badges {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 20px;
            margin-top: 28px;
        }

        .cta-section .trust-badges span {
            font-size: 13px;
            color: var(--text-weak);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .cta-section .trust-badges span i {
            color: var(--primary);
        }

        /* ===== 页脚 ===== */
        .footer {
            background: #0b1120;
            padding: 56px 0 0;
            border-top: 1px solid var(--border);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .footer-brand .nav-logo {
            margin-bottom: 16px;
        }

        .footer-brand p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.7;
            max-width: 320px;
        }

        .footer h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 16px;
        }

        .footer a {
            display: block;
            font-size: 14px;
            color: var(--text-weak);
            padding: 4px 0;
            transition: var(--transition);
        }

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

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

        .footer-bottom span:last-child {
            color: var(--text-weak);
            font-size: 13px;
        }

        /* ===== 移动端响应式 ===== */
        @media (max-width: 1024px) {
            .events-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

            .guide-steps::before {
                display: none;
            }

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

        @media (max-width: 768px) {
            :root {
                --header-height: 72px;
            }

            .header {
                padding: 8px 16px 0;
            }

            .nav-dock {
                padding: 0 4px 0 16px;
                height: 52px;
                border-radius: 40px;
            }

            .nav-logo {
                font-size: 17px;
                gap: 8px;
            }

            .nav-logo i {
                font-size: 18px;
            }

            .nav-links a:not(.nav-cta) {
                display: none;
            }

            .nav-links .nav-cta {
                padding: 6px 16px;
                font-size: 13px;
                margin-left: 4px;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-links.open a:not(.nav-cta) {
                display: block;
                position: absolute;
                top: 60px;
                left: 16px;
                right: 16px;
                background: var(--bg-elevated);
                border: 1px solid var(--border);
                border-radius: var(--radius-sm);
                padding: 12px 20px;
                text-align: center;
                box-shadow: var(--shadow);
            }

            .nav-links.open a:not(.nav-cta)+a:not(.nav-cta) {
                top: 116px;
            }

            .nav-links.open a:not(.nav-cta)+a:not(.nav-cta)+a:not(.nav-cta) {
                top: 172px;
            }

            .nav-links.open a.active::after {
                display: none;
            }

            .page-banner {
                padding: 60px 0 44px;
            }

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

            .page-banner p {
                font-size: 15px;
            }

            .section {
                padding: 56px 0;
            }

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

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

            .safe-features {
                grid-template-columns: 1fr;
            }

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

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

            .event-card .event-img {
                height: 100px;
            }

            .guide-steps {
                grid-template-columns: 1fr 1fr;
                gap: 32px 20px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px 24px;
            }

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

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

            .page-banner h1 {
                font-size: 24px;
            }

            .page-banner .banner-tags span {
                font-size: 12px;
                padding: 4px 12px;
            }

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

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

            .feature-card {
                padding: 24px 18px;
            }

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

            .cta-section .cta-btn {
                padding: 14px 28px;
                font-size: 15px;
            }

            .safe-features .item {
                padding: 12px 14px;
            }
        }

        /* ===== 滚动动画辅助 ===== */
        .fade-up {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }

        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ===== 选中/焦点样式 ===== */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: 6px;
        }

        ::selection {
            background: rgba(245, 158, 11, 0.3);
            color: var(--text);
        }