/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --primary: #2563EB;
            --primary-dark: #1D4ED8;
            --primary-light: #DBEAFE;
            --secondary: #F59E0B;
            --secondary-dark: #D97706;
            --accent: #10B981;
            --bg-dark: #0F172A;
            --bg-light: #F8FAFC;
            --bg-white: #FFFFFF;
            --text-dark: #0F172A;
            --text-body: #334155;
            --text-light: #64748B;
            --text-white: #F1F5F9;
            --border: #E2E8F0;
            --border-light: #F1F5F9;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
            --shadow-md: 0 4px 16px rgba(0,0,0,0.08), 0 2px 4px rgba(0,0,0,0.04);
            --shadow-lg: 0 12px 40px rgba(0,0,0,0.10), 0 4px 12px rgba(0,0,0,0.06);
            --shadow-xl: 0 24px 60px rgba(0,0,0,0.14);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --container-max: 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-body);
            background: var(--bg-white);
            line-height: 1.6;
            font-size: 16px;
            overflow-x: hidden;
        }
        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); outline-offset: 2px; border-radius: 4px; }
        img { max-width: 100%; height: auto; display: block; }
        button, input, textarea { font-family: inherit; font-size: inherit; }
        button { cursor: pointer; border: none; background: none; }
        ul, ol { list-style: none; padding: 0; margin: 0; }
        h1, h2, h3, h4, h5, h6 { color: var(--text-dark); line-height: 1.25; font-weight: 700; }
        h1 { font-size: 2.75rem; letter-spacing: -0.02em; }
        h2 { font-size: 2.125rem; letter-spacing: -0.01em; }
        h3 { font-size: 1.5rem; }
        h4 { font-size: 1.25rem; }
        p { margin-bottom: 1rem; }
        .container { max-width: var(--container-max); margin: 0 auto; padding: 0 24px; }
        .container-fluid { width: 100%; padding: 0 24px; }

        /* ===== 顶部 PHP CMS 初始化 ===== */

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: calc(100% - 48px);
            max-width: var(--container-max);
            background: rgba(255,255,255,0.88);
            backdrop-filter: blur(18px) saturate(1.4);
            -webkit-backdrop-filter: blur(18px) saturate(1.4);
            border-radius: var(--radius-xl);
            box-shadow: 0 4px 24px rgba(0,0,0,0.06), 0 1px 4px rgba(0,0,0,0.04);
            border: 1px solid rgba(255,255,255,0.6);
            padding: 0 8px;
            transition: box-shadow var(--transition), background var(--transition);
        }
        .site-header.scrolled {
            background: rgba(255,255,255,0.96);
            box-shadow: 0 8px 32px rgba(0,0,0,0.10);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--text-dark);
            letter-spacing: -0.03em;
            padding: 0 12px;
        }
        .site-logo i { color: var(--primary); font-size: 1.6rem; }
        .site-logo span { background: linear-gradient(135deg, var(--primary), var(--secondary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
        .site-nav { display: flex; align-items: center; gap: 4px; }
        .site-nav a {
            padding: 8px 18px;
            border-radius: 100px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-body);
            transition: all var(--transition);
            position: relative;
            white-space: nowrap;
        }
        .site-nav a:hover { color: var(--primary); background: var(--primary-light); }
        .site-nav a.active { color: var(--primary-dark); background: var(--primary-light); font-weight: 600; }
        .site-nav a.active::after { display: none; }
        .nav-cta {
            background: var(--primary) !important;
            color: #fff !important;
            padding: 8px 22px !important;
            border-radius: 100px !important;
            font-weight: 600 !important;
            box-shadow: 0 2px 8px rgba(37,99,235,0.30);
        }
        .nav-cta:hover { background: var(--primary-dark) !important; transform: translateY(-1px); box-shadow: 0 6px 16px rgba(37,99,235,0.35) !important; color: #fff !important; }
        .nav-toggle { display: none; font-size: 1.6rem; color: var(--text-dark); padding: 8px 12px; cursor: pointer; background: none; border: none; border-radius: 8px; }
        .nav-toggle:hover { background: var(--bg-light); }

        /* 移动端导航 */
        @media (max-width: 820px) {
            .site-header { top: 12px; width: calc(100% - 32px); padding: 0 4px; }
            .nav-toggle { display: block; }
            .site-nav {
                position: absolute;
                top: calc(var(--nav-height) + 4px);
                left: 8px;
                right: 8px;
                background: rgba(255,255,255,0.98);
                backdrop-filter: blur(20px);
                border-radius: var(--radius-lg);
                box-shadow: var(--shadow-lg);
                flex-direction: column;
                padding: 12px 8px;
                gap: 4px;
                display: none;
                border: 1px solid var(--border);
            }
            .site-nav.open { display: flex; }
            .site-nav a { width: 100%; text-align: center; padding: 12px 16px; font-size: 1rem; }
            .nav-cta { margin-top: 4px; }
            h1 { font-size: 2rem; }
            h2 { font-size: 1.6rem; }
            .container { padding: 0 16px; }
        }
        @media (max-width: 480px) {
            .site-header { top: 8px; width: calc(100% - 20px); }
            .site-logo { font-size: 1.1rem; gap: 6px; }
            .site-logo i { font-size: 1.3rem; }
            .header-inner { height: 62px; }
        }

        /* ===== Hero 首屏 ===== */
        .hero {
            position: relative;
            min-height: 92vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--bg-dark);
            background-image: linear-gradient(135deg, rgba(15,23,42,0.88) 0%, rgba(30,58,138,0.72) 100%), url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center 30%;
            background-repeat: no-repeat;
            padding: 120px 24px 80px;
            overflow: hidden;
        }
        .hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 120px;
            background: linear-gradient(to top, var(--bg-white), transparent);
            pointer-events: none;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 820px;
            margin: 0 auto;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255,255,255,0.12);
            backdrop-filter: blur(4px);
            border: 1px solid rgba(255,255,255,0.15);
            padding: 6px 18px 6px 14px;
            border-radius: 100px;
            font-size: 0.85rem;
            color: var(--text-white);
            margin-bottom: 28px;
            letter-spacing: 0.3px;
        }
        .hero-badge i { color: var(--secondary); font-size: 0.9rem; }
        .hero h1 {
            color: #fff;
            font-size: 3.4rem;
            font-weight: 800;
            line-height: 1.15;
            margin-bottom: 20px;
            letter-spacing: -0.03em;
            text-shadow: 0 2px 20px rgba(0,0,0,0.20);
        }
        .hero h1 em { font-style: normal; background: linear-gradient(135deg, #FCD34D, #F59E0B); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
        .hero p {
            color: rgba(255,255,255,0.80);
            font-size: 1.15rem;
            line-height: 1.7;
            max-width: 620px;
            margin: 0 auto 32px;
            text-shadow: 0 1px 8px rgba(0,0,0,0.15);
        }
        .hero-actions { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }
        .hero-actions .btn-primary {
            background: var(--primary);
            color: #fff;
            padding: 14px 36px;
            border-radius: 100px;
            font-weight: 600;
            font-size: 1rem;
            box-shadow: 0 8px 24px rgba(37,99,235,0.35);
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .hero-actions .btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 12px 32px rgba(37,99,235,0.40); }
        .hero-actions .btn-outline {
            background: transparent;
            color: #fff;
            padding: 14px 36px;
            border-radius: 100px;
            font-weight: 500;
            font-size: 1rem;
            border: 1.5px solid rgba(255,255,255,0.30);
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .hero-actions .btn-outline:hover { background: rgba(255,255,255,0.10); border-color: rgba(255,255,255,0.50); transform: translateY(-2px); }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 32px 48px;
            margin-top: 48px;
            padding-top: 32px;
            border-top: 1px solid rgba(255,255,255,0.10);
        }
        .hero-stats .stat-item { text-align: center; }
        .hero-stats .stat-num { font-size: 2rem; font-weight: 800; color: #fff; line-height: 1.2; }
        .hero-stats .stat-num small { font-size: 1rem; font-weight: 400; color: rgba(255,255,255,0.60); }
        .hero-stats .stat-label { font-size: 0.85rem; color: rgba(255,255,255,0.55); margin-top: 2px; }
        @media (max-width: 768px) {
            .hero { min-height: 80vh; padding: 100px 16px 60px; }
            .hero h1 { font-size: 2.2rem; }
            .hero p { font-size: 1rem; }
            .hero-stats { gap: 24px 32px; }
            .hero-stats .stat-num { font-size: 1.5rem; }
        }
        @media (max-width: 480px) {
            .hero h1 { font-size: 1.75rem; }
            .hero-actions .btn-primary, .hero-actions .btn-outline { padding: 12px 28px; font-size: 0.9rem; width: 100%; justify-content: center; }
            .hero-stats { flex-direction: column; gap: 16px; align-items: center; }
        }

        /* ===== 通用板块 ===== */
        .section { padding: 80px 0; }
        .section-alt { background: var(--bg-light); }
        .section-title { text-align: center; margin-bottom: 48px; }
        .section-title h2 { margin-bottom: 12px; }
        .section-title p { color: var(--text-light); max-width: 560px; margin: 0 auto; font-size: 1.05rem; }
        .section-title .title-tag {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 4px 16px;
            border-radius: 100px;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        /* ===== 品牌理念 ===== */
        .brand-mission { display: flex; flex-wrap: wrap; gap: 40px; align-items: center; }
        .brand-mission .mission-text { flex: 1 1 50%; min-width: 280px; }
        .brand-mission .mission-text h3 { font-size: 1.75rem; margin-bottom: 16px; }
        .brand-mission .mission-text p { color: var(--text-light); font-size: 1.05rem; }
        .brand-mission .mission-image { flex: 1 1 40%; min-width: 260px; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
        .brand-mission .mission-image img { width: 100%; height: 300px; object-fit: cover; border-radius: var(--radius-lg); }
        .mission-features { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 20px; margin-top: 28px; }
        .mission-features .mf-item { display: flex; align-items: center; gap: 12px; padding: 12px 16px; background: var(--bg-light); border-radius: var(--radius-sm); border-left: 3px solid var(--primary); }
        .mission-features .mf-item i { color: var(--primary); font-size: 1.2rem; width: 28px; text-align: center; }
        .mission-features .mf-item span { font-weight: 500; font-size: 0.95rem; color: var(--text-dark); }
        @media (max-width: 768px) {
            .brand-mission { flex-direction: column; }
            .brand-mission .mission-text h3 { font-size: 1.4rem; }
            .mission-features { grid-template-columns: 1fr 1fr; }
        }
        @media (max-width: 480px) {
            .mission-features { grid-template-columns: 1fr; }
        }

        /* ===== 分类入口卡片 ===== */
        .category-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
        .category-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .category-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--primary-light); }
        .category-card .card-img { height: 180px; overflow: hidden; position: relative; }
        .category-card .card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
        .category-card:hover .card-img img { transform: scale(1.05); }
        .category-card .card-img .overlay {
            position: absolute;
            bottom: 0; left: 0; right: 0;
            height: 60%;
            background: linear-gradient(to top, rgba(0,0,0,0.40), transparent);
        }
        .category-card .card-body { padding: 24px 22px 26px; flex: 1; display: flex; flex-direction: column; }
        .category-card .card-body h3 { font-size: 1.2rem; margin-bottom: 8px; }
        .category-card .card-body p { color: var(--text-light); font-size: 0.92rem; line-height: 1.6; flex: 1; margin-bottom: 16px; }
        .category-card .card-body .card-tag { display: inline-block; background: var(--primary-light); color: var(--primary); font-size: 0.75rem; font-weight: 600; padding: 2px 12px; border-radius: 100px; margin-bottom: 10px; align-self: flex-start; }
        .category-card .card-body .btn-link { color: var(--primary); font-weight: 600; font-size: 0.9rem; display: inline-flex; align-items: center; gap: 6px; transition: gap var(--transition); }
        .category-card .card-body .btn-link:hover { gap: 12px; color: var(--primary-dark); }
        @media (max-width: 820px) {
            .category-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
        }
        @media (max-width: 520px) {
            .category-grid { grid-template-columns: 1fr; gap: 16px; }
            .category-card .card-img { height: 150px; }
        }

        /* ===== 最新资讯列表 ===== */
        .news-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
        .news-card {
            display: flex;
            gap: 18px;
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 18px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .news-card:hover { box-shadow: var(--shadow-md); border-color: var(--border); transform: translateY(-2px); }
        .news-card .news-thumb { width: 130px; min-width: 130px; height: 90px; border-radius: var(--radius-sm); overflow: hidden; }
        .news-card .news-thumb img { width: 100%; height: 100%; object-fit: cover; }
        .news-card .news-body { flex: 1; display: flex; flex-direction: column; justify-content: center; }
        .news-card .news-body .news-meta { display: flex; gap: 12px; font-size: 0.78rem; color: var(--text-light); margin-bottom: 6px; align-items: center; }
        .news-card .news-body .news-meta .cat { background: var(--primary-light); color: var(--primary); padding: 0 10px; border-radius: 100px; font-weight: 500; }
        .news-card .news-body h4 { font-size: 1rem; font-weight: 600; margin-bottom: 4px; line-height: 1.4; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .news-card .news-body p { font-size: 0.85rem; color: var(--text-light); display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 0; }
        .news-empty { grid-column: 1 / -1; text-align: center; padding: 40px 20px; color: var(--text-light); font-size: 1rem; background: var(--bg-light); border-radius: var(--radius-md); }
        @media (max-width: 768px) {
            .news-grid { grid-template-columns: 1fr; gap: 16px; }
            .news-card .news-thumb { width: 100px; min-width: 100px; height: 72px; }
            .news-card .news-body h4 { font-size: 0.92rem; }
        }
        @media (max-width: 480px) {
            .news-card { flex-direction: column; }
            .news-card .news-thumb { width: 100%; min-width: auto; height: 140px; }
        }

        /* ===== 数据统计 ===== */
        .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
        .stats-item {
            background: var(--bg-white);
            padding: 32px 20px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .stats-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
        .stats-item .icon { font-size: 2.2rem; color: var(--primary); margin-bottom: 12px; }
        .stats-item .num { font-size: 2.4rem; font-weight: 800; color: var(--text-dark); line-height: 1.2; }
        .stats-item .num small { font-size: 1rem; font-weight: 400; color: var(--text-light); }
        .stats-item .label { font-size: 0.9rem; color: var(--text-light); margin-top: 4px; }
        @media (max-width: 820px) {
            .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
        }
        @media (max-width: 480px) {
            .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
            .stats-item { padding: 20px 12px; }
            .stats-item .num { font-size: 1.8rem; }
            .stats-item .icon { font-size: 1.6rem; }
        }

        /* ===== 服务流程 ===== */
        .process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; position: relative; }
        .process-steps::before {
            content: '';
            position: absolute;
            top: 44px;
            left: 10%;
            right: 10%;
            height: 2px;
            background: linear-gradient(to right, var(--primary-light), var(--secondary), var(--primary-light));
            z-index: 0;
        }
        .process-step {
            text-align: center;
            position: relative;
            z-index: 1;
            background: var(--bg-white);
            padding: 28px 16px 20px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .process-step:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
        .process-step .step-num {
            width: 52px;
            height: 52px;
            margin: 0 auto 16px;
            background: var(--primary);
            color: #fff;
            font-size: 1.3rem;
            font-weight: 700;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 16px rgba(37,99,235,0.25);
        }
        .process-step h4 { font-size: 1.05rem; margin-bottom: 6px; }
        .process-step p { font-size: 0.85rem; color: var(--text-light); margin-bottom: 0; }
        @media (max-width: 820px) {
            .process-steps { grid-template-columns: repeat(2, 1fr); gap: 20px; }
            .process-steps::before { display: none; }
        }
        @media (max-width: 480px) {
            .process-steps { grid-template-columns: 1fr; gap: 16px; }
        }

        /* ===== 精选推荐 ===== */
        .featured-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
        .featured-card {
            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);
        }
        .featured-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
        .featured-card .fc-img { height: 170px; overflow: hidden; position: relative; }
        .featured-card .fc-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
        .featured-card:hover .fc-img img { transform: scale(1.05); }
        .featured-card .fc-img .fc-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--secondary);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 600;
            padding: 2px 12px;
            border-radius: 100px;
            letter-spacing: 0.5px;
        }
        .featured-card .fc-body { padding: 20px 20px 24px; }
        .featured-card .fc-body .fc-tag { display: inline-block; font-size: 0.7rem; color: var(--primary); background: var(--primary-light); padding: 2px 10px; border-radius: 100px; font-weight: 500; margin-bottom: 8px; }
        .featured-card .fc-body h4 { font-size: 1.05rem; margin-bottom: 6px; line-height: 1.4; }
        .featured-card .fc-body p { font-size: 0.88rem; color: var(--text-light); margin-bottom: 12px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .featured-card .fc-body .fc-meta { font-size: 0.78rem; color: var(--text-light); display: flex; gap: 16px; }
        .featured-card .fc-body .fc-meta i { margin-right: 4px; }
        @media (max-width: 820px) {
            .featured-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
        }
        @media (max-width: 520px) {
            .featured-grid { grid-template-columns: 1fr; gap: 16px; }
            .featured-card .fc-img { height: 140px; }
        }

        /* ===== FAQ ===== */
        .faq-list { max-width: 780px; 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);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover { border-color: var(--primary-light); }
        .faq-item .faq-q {
            padding: 18px 22px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-dark);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            user-select: none;
            transition: background var(--transition);
        }
        .faq-item .faq-q:hover { background: var(--bg-light); }
        .faq-item .faq-q i { color: var(--primary); font-size: 1.1rem; transition: transform 0.3s ease; }
        .faq-item.open .faq-q i { transform: rotate(180deg); }
        .faq-item .faq-a {
            padding: 0 22px 18px;
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-a { display: block; }
        .faq-item .faq-a p { margin-bottom: 0; }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
            padding: 72px 24px;
            text-align: center;
            border-radius: var(--radius-lg);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -20%;
            width: 300px;
            height: 300px;
            background: rgba(255,255,255,0.04);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -20%;
            left: -10%;
            width: 200px;
            height: 200px;
            background: rgba(255,255,255,0.03);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section h2 { color: #fff; font-size: 2rem; margin-bottom: 12px; position: relative; z-index: 1; }
        .cta-section p { color: rgba(255,255,255,0.85); max-width: 520px; margin: 0 auto 28px; font-size: 1.05rem; position: relative; z-index: 1; }
        .cta-section .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: #fff;
            color: var(--primary);
            padding: 16px 42px;
            border-radius: 100px;
            font-weight: 700;
            font-size: 1.05rem;
            box-shadow: 0 8px 24px rgba(0,0,0,0.15);
            transition: all var(--transition);
            position: relative;
            z-index: 1;
        }
        .cta-section .btn-cta:hover { transform: translateY(-3px); box-shadow: 0 12px 36px rgba(0,0,0,0.20); background: var(--bg-light); }
        @media (max-width: 520px) {
            .cta-section { padding: 48px 16px; }
            .cta-section h2 { font-size: 1.5rem; }
            .cta-section .btn-cta { padding: 14px 32px; font-size: 0.95rem; width: 100%; justify-content: center; }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255,255,255,0.70);
            padding: 60px 0 0;
        }
        .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 .logo { font-size: 1.3rem; font-weight: 800; color: #fff; display: flex; align-items: center; gap: 8px; margin-bottom: 14px; }
        .footer-brand .logo i { color: var(--secondary); }
        .footer-brand p { font-size: 0.9rem; line-height: 1.7; max-width: 320px; }
        .footer-col h5 { color: #fff; font-size: 0.95rem; font-weight: 600; margin-bottom: 16px; letter-spacing: 0.3px; }
        .footer-col a { display: block; color: rgba(255,255,255,0.55); font-size: 0.88rem; padding: 4px 0; transition: all var(--transition); }
        .footer-col a:hover { color: #fff; padding-left: 4px; }
        .footer-bottom { padding: 20px 0; text-align: center; font-size: 0.85rem; color: rgba(255,255,255,0.35); }
        .footer-bottom a { color: rgba(255,255,255,0.45); }
        .footer-bottom a:hover { color: #fff; }
        .footer-social { display: flex; gap: 12px; margin-top: 16px; }
        .footer-social a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255,255,255,0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255,255,255,0.50);
            font-size: 1.1rem;
            transition: all var(--transition);
        }
        .footer-social a:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
        @media (max-width: 820px) {
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
        }
        @media (max-width: 520px) {
            .footer-grid { grid-template-columns: 1fr; gap: 24px; text-align: center; }
            .footer-brand p { max-width: 100%; }
            .footer-social { justify-content: center; }
            .footer-col a:hover { padding-left: 0; }
        }

        /* ===== 回到顶部 ===== */
        .back-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 48px;
            height: 48px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            box-shadow: 0 4px 16px rgba(37,99,235,0.30);
            z-index: 999;
            opacity: 0;
            visibility: hidden;
            transform: translateY(16px);
            transition: all var(--transition);
        }
        .back-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
        .back-top:hover { background: var(--primary-dark); transform: translateY(-3px); box-shadow: 0 8px 24px rgba(37,99,235,0.40); }

        /* ===== 结构化数据隐藏 ===== */
        .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border-width: 0; }

        /* ===== Foundation 覆盖 ===== */
        .row { max-width: var(--container-max); margin: 0 auto; }
        .columns { padding-left: 12px; padding-right: 12px; }
        .button { transition: all var(--transition); border-radius: var(--radius-sm); }
        .button.hollow { border-width: 1.5px; }
        .callout { border-radius: var(--radius-md); border: none; box-shadow: var(--shadow-sm); }
        .card { border-radius: var(--radius-md); box-shadow: var(--shadow-sm); border: 1px solid var(--border-light); transition: all var(--transition); }
        .card:hover { box-shadow: var(--shadow-md); }
        .card-divider { background: var(--bg-light); border-radius: var(--radius-md) var(--radius-md) 0 0; }
        .label { border-radius: 100px; padding: 0.2em 0.8em; font-weight: 500; }
        .badge { border-radius: 100px; }
        .progress { border-radius: 100px; }
        .pagination .current { background: var(--primary); border-radius: var(--radius-sm); }
        .menu > li > a { transition: all var(--transition); border-radius: var(--radius-sm); }
        .menu > li > a:hover { background: var(--primary-light); }
        .is-active > a { background: var(--primary) !important; color: #fff !important; border-radius: var(--radius-sm); }
        .accordion-title { border-radius: var(--radius-sm); font-weight: 600; }
        .accordion-title:hover { background: var(--bg-light); }
        .tabs-title > a { border-radius: var(--radius-sm) var(--radius-sm) 0 0; font-weight: 500; }
        .tabs-title.is-active > a { background: var(--primary); color: #fff; }
        .dropdown.menu > li.is-dropdown-submenu-parent > a::after { border-color: var(--text-light) transparent transparent; }
        .top-bar { background: transparent; }
        .top-bar, .top-bar ul { background: transparent; }
        @media print {
            .site-header { position: relative; top: 0; transform: none; width: 100%; border-radius: 0; box-shadow: none; }
            .hero { min-height: auto; padding: 40px 24px; }
            .back-top { display: none; }
            .site-footer { background: #f5f5f5; color: #333; }
        }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #2563eb;
            --primary-dark: #1d4ed8;
            --primary-light: #3b82f6;
            --secondary: #f59e0b;
            --secondary-dark: #d97706;
            --accent: #ef4444;
            --accent-dark: #dc2626;
            --bg-body: #f8fafc;
            --bg-white: #ffffff;
            --bg-light: #f1f5f9;
            --bg-dark: #0f172a;
            --text-primary: #1e293b;
            --text-secondary: #475569;
            --text-muted: #94a3b8;
            --text-white: #ffffff;
            --border-color: #e2e8f0;
            --border-light: #f1f5f9;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08), 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.10), 0 4px 16px rgba(0, 0, 0, 0.06);
            --shadow-xl: 0 24px 60px rgba(0, 0, 0, 0.14);
            --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            --spacing-section: 5rem;
            --spacing-section-mobile: 3rem;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* ===== Reset & Base ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: var(--font-sans);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text-primary);
            background: var(--bg-body);
            -webkit-font-smoothing: antialiased;
        }
        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; border-radius: 4px; }
        img { max-width: 100%; height: auto; display: block; }
        button, input, textarea { font-family: inherit; font-size: inherit; }
        button { cursor: pointer; border: none; background: none; }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 { line-height: 1.25; font-weight: 700; color: var(--text-primary); }
        h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
        h2 { font-size: clamp(1.6rem, 3.2vw, 2.4rem); }
        h3 { font-size: clamp(1.2rem, 2vw, 1.6rem); }
        h4 { font-size: 1.15rem; }
        p { margin-bottom: 0.75rem; color: var(--text-secondary); }

        /* ===== Container ===== */
        .container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; width: 100%; }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0; left: 0; right: 0;
            z-index: 1000;
            background: rgba(255,255,255,0.85);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-color);
            box-shadow: 0 2px 12px rgba(0,0,0,0.04);
            transition: background var(--transition), box-shadow var(--transition);
        }
        .header-inner {
            max-width: 1260px;
            margin: 0 auto;
            padding: 0.65rem 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.02em;
            flex-shrink: 0;
        }
        .site-logo i { font-size: 1.7rem; color: var(--accent); }
        .site-logo span { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
        .site-logo:hover { opacity: 0.88; }
        .nav-toggle { display: none; font-size: 1.5rem; color: var(--text-primary); padding: 0.25rem; }
        .site-nav { display: flex; align-items: center; gap: 0.25rem; flex-wrap: wrap; }
        .site-nav a {
            padding: 0.5rem 1rem;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            position: relative;
            white-space: nowrap;
        }
        .site-nav a:hover { color: var(--primary); background: rgba(37,99,235,0.06); }
        .site-nav a.active { color: var(--primary); background: rgba(37,99,235,0.10); font-weight: 600; }
        .site-nav a.nav-cta {
            background: var(--primary);
            color: var(--text-white);
            padding: 0.5rem 1.4rem;
            border-radius: var(--radius-xl);
            font-weight: 600;
            margin-left: 0.5rem;
            box-shadow: 0 2px 8px rgba(37,99,235,0.25);
        }
        .site-nav a.nav-cta:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(37,99,235,0.35); }
        .site-nav a.nav-cta:active { transform: translateY(0); }

        /* ===== Hero / Banner ===== */
        .category-hero {
            position: relative;
            min-height: 52vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            background: linear-gradient(135deg, rgba(15,23,42,0.82) 0%, rgba(30,41,59,0.70) 100%), url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            padding: 8rem 1.5rem 4rem;
            margin-top: 0;
            overflow: hidden;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            bottom: 0; left: 0; right: 0;
            height: 80px;
            background: linear-gradient(to top, var(--bg-body), transparent);
        }
        .category-hero .hero-content { position: relative; z-index: 2; max-width: 780px; }
        .category-hero .hero-badge {
            display: inline-block;
            background: rgba(255,255,255,0.15);
            backdrop-filter: blur(6px);
            color: var(--text-white);
            padding: 0.35rem 1.2rem;
            border-radius: var(--radius-xl);
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.04em;
            margin-bottom: 1.2rem;
            border: 1px solid rgba(255,255,255,0.20);
        }
        .category-hero h1 { color: var(--text-white); font-size: clamp(2.4rem, 5.5vw, 4rem); font-weight: 800; margin-bottom: 1rem; text-shadow: 0 2px 20px rgba(0,0,0,0.20); }
        .category-hero p { color: rgba(255,255,255,0.85); font-size: 1.15rem; max-width: 600px; margin: 0 auto 1.8rem; line-height: 1.7; }
        .hero-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
        .btn-primary, .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.75rem 2rem;
            border-radius: var(--radius-xl);
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition);
            border: 2px solid transparent;
        }
        .btn-primary { background: var(--primary); color: var(--text-white); box-shadow: 0 4px 16px rgba(37,99,235,0.30); }
        .btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 28px rgba(37,99,235,0.40); color: var(--text-white); }
        .btn-primary:active { transform: translateY(0); }
        .btn-outline { background: transparent; border-color: rgba(255,255,255,0.50); color: var(--text-white); }
        .btn-outline:hover { background: rgba(255,255,255,0.12); border-color: rgba(255,255,255,0.80); color: var(--text-white); transform: translateY(-2px); }

        /* ===== Section 通用 ===== */
        .section { padding: var(--spacing-section) 0; }
        .section-header { text-align: center; max-width: 680px; margin: 0 auto 3rem; }
        .section-header h2 { margin-bottom: 0.75rem; }
        .section-header p { font-size: 1.1rem; color: var(--text-muted); }
        .section-divider { width: 60px; height: 4px; background: linear-gradient(90deg, var(--primary), var(--secondary)); border-radius: 4px; margin: 0.75rem auto 1rem; }

        /* ===== 子分类标签 ===== */
        .subcategories { background: var(--bg-white); border-bottom: 1px solid var(--border-color); padding: 1.2rem 0; }
        .subcat-list { display: flex; flex-wrap: wrap; gap: 0.6rem; justify-content: center; }
        .subcat-tag {
            padding: 0.45rem 1.2rem;
            border-radius: var(--radius-xl);
            background: var(--bg-light);
            color: var(--text-secondary);
            font-size: 0.9rem;
            font-weight: 500;
            transition: all var(--transition);
            border: 1px solid transparent;
        }
        .subcat-tag:hover { background: rgba(37,99,235,0.08); color: var(--primary); border-color: rgba(37,99,235,0.20); }
        .subcat-tag.active { background: var(--primary); color: var(--text-white); border-color: var(--primary); }

        /* ===== 卡片网格 ===== */
        .card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1.8rem; }
        .card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            border: 1px solid var(--border-color);
            display: flex; flex-direction: column;
        }
        .card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: transparent; }
        .card-image { width: 100%; aspect-ratio: 16/10; object-fit: cover; display: block; transition: transform 0.5s ease; }
        .card:hover .card-image { transform: scale(1.04); }
        .card-body { padding: 1.5rem; flex: 1; display: flex; flex-direction: column; }
        .card-tag { display: inline-block; font-size: 0.75rem; font-weight: 600; color: var(--primary); background: rgba(37,99,235,0.08); padding: 0.2rem 0.8rem; border-radius: var(--radius-xl); margin-bottom: 0.6rem; align-self: flex-start; letter-spacing: 0.03em; }
        .card h3 { font-size: 1.15rem; margin-bottom: 0.5rem; }
        .card h3 a { color: var(--text-primary); }
        .card h3 a:hover { color: var(--primary); }
        .card p { font-size: 0.92rem; color: var(--text-secondary); flex: 1; margin-bottom: 0.75rem; }
        .card-meta { font-size: 0.82rem; color: var(--text-muted); display: flex; align-items: center; gap: 0.8rem; margin-top: auto; padding-top: 0.6rem; border-top: 1px solid var(--border-light); }
        .card-meta i { margin-right: 0.25rem; }

        /* ===== 图文区块 ===== */
        .feature-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
        .feature-image img { border-radius: var(--radius-md); box-shadow: var(--shadow-md); width: 100%; }
        .feature-content h2 { margin-bottom: 1rem; }
        .feature-content .feature-list { margin-top: 1.2rem; }
        .feature-content .feature-list li { display: flex; align-items: flex-start; gap: 0.75rem; padding: 0.5rem 0; font-size: 0.98rem; color: var(--text-secondary); }
        .feature-content .feature-list li i { color: var(--primary); font-size: 1.1rem; margin-top: 0.2rem; flex-shrink: 0; }

        /* ===== 数据统计 ===== */
        .stats-section { background: linear-gradient(135deg, var(--bg-dark) 0%, #1e293b 100%); color: var(--text-white); padding: 4.5rem 0; }
        .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; text-align: center; }
        .stat-item .stat-number { font-size: 2.8rem; font-weight: 800; color: var(--secondary); line-height: 1.2; }
        .stat-item .stat-label { font-size: 1rem; color: rgba(255,255,255,0.70); margin-top: 0.3rem; }

        /* ===== 资讯列表 ===== */
        .list-articles { display: flex; flex-direction: column; gap: 1.2rem; }
        .list-article-item {
            display: flex; gap: 1.5rem;
            background: var(--bg-white);
            padding: 1.2rem 1.5rem;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            transition: all var(--transition);
            align-items: flex-start;
        }
        .list-article-item:hover { box-shadow: var(--shadow-md); border-color: transparent; transform: translateX(4px); }
        .list-article-item .article-thumb { width: 120px; min-height: 80px; border-radius: var(--radius-sm); object-fit: cover; flex-shrink: 0; }
        .list-article-item .article-info { flex: 1; }
        .list-article-item .article-info h4 { font-size: 1.05rem; margin-bottom: 0.25rem; }
        .list-article-item .article-info h4 a { color: var(--text-primary); }
        .list-article-item .article-info h4 a:hover { color: var(--primary); }
        .list-article-item .article-info p { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 0; }
        .list-article-item .article-meta { font-size: 0.82rem; color: var(--text-muted); display: flex; gap: 1rem; margin-top: 0.4rem; }

        /* ===== FAQ ===== */
        .faq-list { max-width: 760px; margin: 0 auto; }
        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            padding: 1.2rem 1.5rem;
            margin-bottom: 0.8rem;
            transition: all var(--transition);
        }
        .faq-item:hover { box-shadow: var(--shadow-sm); border-color: var(--primary-light); }
        .faq-question { font-weight: 600; font-size: 1.05rem; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 1rem; color: var(--text-primary); }
        .faq-question i { color: var(--primary); transition: transform var(--transition); font-size: 1rem; }
        .faq-item.open .faq-question i { transform: rotate(180deg); }
        .faq-answer { margin-top: 0.8rem; color: var(--text-secondary); font-size: 0.95rem; line-height: 1.7; display: none; }
        .faq-item.open .faq-answer { display: block; }

        /* ===== CTA ===== */
        .cta-section { background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%); padding: 4.5rem 0; text-align: center; color: var(--text-white); }
        .cta-section h2 { color: var(--text-white); margin-bottom: 0.75rem; }
        .cta-section p { color: rgba(255,255,255,0.85); font-size: 1.1rem; max-width: 560px; margin: 0 auto 1.8rem; }
        .cta-section .btn-outline { border-color: rgba(255,255,255,0.60); color: var(--text-white); }
        .cta-section .btn-outline:hover { background: rgba(255,255,255,0.15); border-color: var(--text-white); }

        /* ===== Footer ===== */
        .site-footer { background: var(--bg-dark); color: rgba(255,255,255,0.80); padding: 4rem 0 2rem; }
        .footer-grid { display: grid; grid-template-columns: 1.8fr 1fr 1fr 1fr; gap: 2.5rem; margin-bottom: 2.5rem; }
        .footer-brand .logo { font-size: 1.6rem; font-weight: 800; color: var(--text-white); display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.8rem; }
        .footer-brand .logo i { color: var(--accent); }
        .footer-brand p { font-size: 0.92rem; color: rgba(255,255,255,0.60); max-width: 320px; line-height: 1.7; }
        .footer-social { display: flex; gap: 0.8rem; margin-top: 1.2rem; }
        .footer-social a { color: rgba(255,255,255,0.50); font-size: 1.3rem; transition: all var(--transition); }
        .footer-social a:hover { color: var(--secondary); transform: translateY(-2px); }
        .footer-col h5 { color: var(--text-white); font-size: 1rem; font-weight: 600; margin-bottom: 1rem; }
        .footer-col a { display: block; color: rgba(255,255,255,0.55); font-size: 0.9rem; padding: 0.3rem 0; transition: all var(--transition); }
        .footer-col a:hover { color: var(--secondary); padding-left: 4px; }
        .footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 1.5rem; text-align: center; font-size: 0.85rem; color: rgba(255,255,255,0.40); }
        .footer-bottom a { color: rgba(255,255,255,0.50); }
        .footer-bottom a:hover { color: var(--secondary); }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .footer-grid { grid-template-columns: 1fr 1fr; }
            .stats-grid { grid-template-columns: repeat(2, 1fr); }
            .feature-grid { grid-template-columns: 1fr; gap: 2rem; }
        }
        @media (max-width: 768px) {
            .nav-toggle { display: block; }
            .site-nav {
                display: none;
                position: absolute;
                top: 100%; left: 0; right: 0;
                background: var(--bg-white);
                border-top: 1px solid var(--border-color);
                box-shadow: var(--shadow-lg);
                padding: 1rem 1.5rem;
                flex-direction: column;
                align-items: stretch;
                gap: 0.25rem;
                border-radius: 0 0 var(--radius-md) var(--radius-md);
            }
            .site-nav.open { display: flex; }
            .site-nav a { padding: 0.7rem 1rem; border-radius: var(--radius-sm); }
            .site-nav a.nav-cta { margin-left: 0; text-align: center; margin-top: 0.5rem; }
            .section { padding: var(--spacing-section-mobile) 0; }
            .card-grid { grid-template-columns: 1fr; }
            .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
            .stat-item .stat-number { font-size: 2rem; }
            .footer-grid { grid-template-columns: 1fr; gap: 1.8rem; }
            .list-article-item { flex-direction: column; padding: 1rem; }
            .list-article-item .article-thumb { width: 100%; height: 160px; }
            .category-hero { min-height: 46vh; padding: 6rem 1.2rem 3rem; }
            .category-hero h1 { font-size: clamp(1.8rem, 7vw, 2.6rem); }
            .feature-grid { gap: 1.5rem; }
            .section-header { margin-bottom: 2rem; }
        }
        @media (max-width: 520px) {
            .header-inner { padding: 0.5rem 1rem; }
            .site-logo { font-size: 1.25rem; }
            .hero-actions { flex-direction: column; align-items: center; }
            .btn-primary, .btn-outline { width: 100%; max-width: 280px; justify-content: center; }
            .stats-grid { grid-template-columns: 1fr 1fr; gap: 1rem; }
            .stat-item .stat-number { font-size: 1.7rem; }
            .subcat-list { gap: 0.4rem; }
            .subcat-tag { font-size: 0.82rem; padding: 0.3rem 0.9rem; }
        }

        /* ===== 辅助 ===== */
        .text-center { text-align: center; }
        .mt-1 { margin-top: 1rem; }
        .mb-1 { margin-bottom: 1rem; }
        .gap-1 { gap: 1rem; }
        .flex-wrap { flex-wrap: wrap; }
        .align-center { align-items: center; }
        .justify-center { justify-content: center; }
        .d-flex { display: flex; }

        /* 图片圆角与阴影工具 */
        .img-radius { border-radius: var(--radius-md); }
        .shadow-img { box-shadow: var(--shadow-md); }

        /* ===== Foundation 覆盖 ===== */
        .button { transition: all var(--transition); border-radius: var(--radius-xl); font-weight: 600; }
        .button.hollow { border: 2px solid var(--primary); color: var(--primary); }
        .button.hollow:hover { background: var(--primary); color: var(--text-white); }

/* roulang page: article */
/* ===== Design Variables ===== */
        :root {
            --primary: #e63946;
            --primary-dark: #c1121f;
            --primary-light: #ff6b6b;
            --secondary: #1d3557;
            --secondary-light: #457b9d;
            --accent: #f4a261;
            --bg-light: #f8f9fa;
            --bg-white: #ffffff;
            --bg-dark: #1d3557;
            --text-dark: #1a1a2e;
            --text-body: #2d3436;
            --text-muted: #636e72;
            --text-light: #f8f9fa;
            --border: #dfe6e9;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 24px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.12);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-base: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            --max-width: 1200px;
            --header-height: 72px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-base);
            color: var(--text-body);
            background: var(--bg-light);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: var(--header-height);
        }

        a {
            color: var(--secondary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary);
        }
        a:focus-visible {
            outline: 3px solid var(--primary-light);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

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

        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--primary-light);
            outline-offset: 2px;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ===== Header / Navigation (悬浮胶囊风格) ===== */
        .site-header {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            width: calc(100% - 40px);
            max-width: 1160px;
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: 60px;
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
            z-index: 1000;
            padding: 0 8px;
            border: 1px solid rgba(255, 255, 255, 0.3);
            transition: box-shadow var(--transition), background var(--transition);
        }

        .site-header.scrolled {
            background: rgba(255, 255, 255, 0.96);
            box-shadow: 0 8px 40px rgba(0, 0, 0, 0.12);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 56px;
            padding: 0 12px;
        }

        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.5px;
            text-decoration: none;
            flex-shrink: 0;
        }
        .site-logo i {
            font-size: 1.6rem;
            color: var(--primary);
        }
        .site-logo span {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .site-logo:hover {
            opacity: 0.85;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text-dark);
            cursor: pointer;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(0, 0, 0, 0.05);
        }

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

        .site-nav a {
            padding: 8px 18px;
            border-radius: 30px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-body);
            text-decoration: none;
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }

        .site-nav a:hover {
            background: rgba(230, 57, 70, 0.08);
            color: var(--primary);
        }

        .site-nav a.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(230, 57, 70, 0.30);
        }
        .site-nav a.active:hover {
            background: var(--primary-dark);
            color: #fff;
        }

        .site-nav a.nav-cta {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            padding: 8px 24px;
            box-shadow: 0 4px 14px rgba(230, 57, 70, 0.28);
        }
        .site-nav a.nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(230, 57, 70, 0.35);
        }

        /* ===== Hero / Banner ===== */
        .article-banner {
            position: relative;
            min-height: 360px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            padding: 80px 20px 60px;
            margin-top: -16px;
        }
        .article-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(29, 53, 87, 0.80), rgba(230, 57, 70, 0.55));
            z-index: 1;
        }
        .article-banner .banner-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
            color: #fff;
        }
        .article-banner .category-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.20);
            backdrop-filter: blur(6px);
            padding: 6px 20px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 1px;
            text-transform: uppercase;
            color: #fff;
            margin-bottom: 18px;
            border: 1px solid rgba(255, 255, 255, 0.15);
        }
        .article-banner h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 16px;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.20);
        }
        .article-banner .meta-info {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 18px 28px;
            font-size: 0.95rem;
            opacity: 0.90;
        }
        .article-banner .meta-info i {
            margin-right: 6px;
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-area {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
        }
        .breadcrumb-area .breadcrumb {
            font-size: 0.90rem;
            color: var(--text-muted);
        }
        .breadcrumb-area .breadcrumb a {
            color: var(--secondary);
        }
        .breadcrumb-area .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb-area .breadcrumb span {
            margin: 0 8px;
        }

        /* ===== Article Main ===== */
        .article-main {
            padding: 50px 0 60px;
        }
        .article-content {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            padding: 40px 44px;
            margin-bottom: 40px;
            line-height: 1.9;
            font-size: 1.05rem;
        }
        .article-content p {
            margin-bottom: 1.4em;
        }
        .article-content h2,
        .article-content h3 {
            margin-top: 1.8em;
            margin-bottom: 0.8em;
            color: var(--text-dark);
            font-weight: 700;
        }
        .article-content h2 {
            font-size: 1.7rem;
        }
        .article-content h3 {
            font-size: 1.35rem;
        }
        .article-content ul,
        .article-content ol {
            margin-bottom: 1.4em;
            padding-left: 1.6em;
        }
        .article-content li {
            margin-bottom: 0.4em;
        }
        .article-content img {
            border-radius: var(--radius-sm);
            margin: 1.6em auto;
            box-shadow: var(--shadow-sm);
        }
        .article-content blockquote {
            border-left: 4px solid var(--primary);
            background: rgba(230, 57, 70, 0.05);
            padding: 16px 24px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 1.6em 0;
            color: var(--text-muted);
            font-style: italic;
        }
        .article-content a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .article-content a:hover {
            color: var(--primary-dark);
        }
        .article-content .cms-table-wrap {
            overflow-x: auto;
            margin: 1.6em 0;
        }
        .article-content table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.95rem;
        }
        .article-content table th,
        .article-content table td {
            border: 1px solid var(--border);
            padding: 10px 16px;
            text-align: left;
        }
        .article-content table th {
            background: var(--bg-light);
            font-weight: 600;
        }

        .article-not-found {
            text-align: center;
            padding: 80px 20px;
        }
        .article-not-found i {
            font-size: 4rem;
            color: var(--text-muted);
            margin-bottom: 20px;
        }
        .article-not-found h2 {
            font-size: 2rem;
            color: var(--text-dark);
            margin-bottom: 12px;
        }
        .article-not-found p {
            color: var(--text-muted);
            font-size: 1.1rem;
            margin-bottom: 28px;
        }
        .article-not-found .btn {
            display: inline-block;
            padding: 12px 36px;
            background: var(--primary);
            color: #fff;
            border-radius: 40px;
            font-weight: 600;
            transition: background var(--transition), transform var(--transition);
        }
        .article-not-found .btn:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
        }

        /* ===== Tags & Share ===== */
        .article-tags-share {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 0 30px;
            border-bottom: 1px solid var(--border);
            margin-bottom: 30px;
        }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .article-tags .tag {
            display: inline-block;
            padding: 4px 16px;
            background: var(--bg-light);
            border-radius: 20px;
            font-size: 0.85rem;
            color: var(--text-muted);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .article-tags .tag:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .article-share {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 1.2rem;
        }
        .article-share span {
            font-size: 0.90rem;
            color: var(--text-muted);
            margin-right: 4px;
        }
        .article-share a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--bg-light);
            color: var(--text-muted);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .article-share a:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-3px);
        }

        /* ===== Prev / Next Nav ===== */
        .article-prev-next {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 16px;
            padding: 24px 0;
            margin-bottom: 10px;
        }
        .article-prev-next a {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 12px 24px;
            background: var(--bg-white);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            font-weight: 500;
            font-size: 0.95rem;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
            max-width: 48%;
        }
        .article-prev-next a:hover {
            border-color: var(--primary);
            color: var(--primary);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .article-prev-next a i {
            font-size: 1.1rem;
        }
        .article-prev-next .disabled-link {
            opacity: 0.4;
            pointer-events: none;
            cursor: default;
        }

        /* ===== Related Posts ===== */
        .related-section {
            padding: 50px 0;
            background: var(--bg-light);
        }
        .related-section .section-title {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 32px;
            text-align: center;
            position: relative;
        }
        .related-section .section-title::after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background: var(--primary);
            border-radius: 4px;
            margin: 12px auto 0;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 24px;
        }
        .related-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            border: 1px solid var(--border);
        }
        .related-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: transparent;
        }
        .related-card .card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            border-radius: 0;
        }
        .related-card .card-body {
            padding: 20px 20px 24px;
        }
        .related-card .card-body h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .related-card .card-body p {
            font-size: 0.90rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 0;
        }
        .related-card .card-body .card-meta {
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-top: 12px;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        /* ===== CTA Section ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--secondary), #0d1b2a);
            padding: 70px 20px;
            text-align: center;
            color: #fff;
        }
        .cta-section h2 {
            font-size: 2.2rem;
            font-weight: 800;
            margin-bottom: 16px;
        }
        .cta-section p {
            font-size: 1.15rem;
            opacity: 0.85;
            max-width: 600px;
            margin: 0 auto 32px;
        }
        .cta-section .cta-buttons {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px;
        }
        .cta-section .cta-btn {
            display: inline-block;
            padding: 14px 40px;
            border-radius: 40px;
            font-weight: 700;
            font-size: 1.05rem;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
        }
        .cta-section .cta-btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 20px rgba(230, 57, 70, 0.35);
        }
        .cta-section .cta-btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-3px);
            box-shadow: 0 8px 30px rgba(230, 57, 70, 0.45);
        }
        .cta-section .cta-btn-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.30);
        }
        .cta-section .cta-btn-outline:hover {
            background: rgba(255, 255, 255, 0.10);
            border-color: #fff;
            transform: translateY(-3px);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 50px 0 30px;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 36px;
        }
        .site-footer .footer-brand .logo {
            font-size: 1.6rem;
            font-weight: 800;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }
        .site-footer .footer-brand .logo i {
            color: var(--primary);
        }
        .site-footer .footer-brand p {
            font-size: 0.92rem;
            line-height: 1.7;
            opacity: 0.80;
            max-width: 340px;
        }
        .site-footer .footer-social {
            display: flex;
            gap: 14px;
            margin-top: 18px;
        }
        .site-footer .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.70);
            font-size: 1.2rem;
            transition: all var(--transition);
        }
        .site-footer .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-3px);
        }
        .site-footer .footer-col h5 {
            color: #fff;
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 18px;
        }
        .site-footer .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.90rem;
            padding: 4px 0;
            transition: all var(--transition);
            text-decoration: none;
        }
        .site-footer .footer-col a:hover {
            color: #fff;
            padding-left: 6px;
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            font-size: 0.85rem;
            text-align: center;
            opacity: 0.65;
        }
        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.80);
            text-decoration: underline;
            text-underline-offset: 2px;
        }
        .site-footer .footer-bottom a:hover {
            color: #fff;
        }

        /* ===== Sidebar Widgets ===== */
        .sidebar-widget {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            padding: 24px 26px;
            margin-bottom: 24px;
            border: 1px solid var(--border);
        }
        .sidebar-widget .widget-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 3px solid var(--primary);
            display: inline-block;
        }
        .sidebar-widget ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-widget ul li {
            padding: 8px 0;
            border-bottom: 1px solid var(--border);
        }
        .sidebar-widget ul li:last-child {
            border-bottom: none;
        }
        .sidebar-widget ul li a {
            color: var(--text-body);
            font-size: 0.95rem;
            transition: color var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-widget ul li a:hover {
            color: var(--primary);
        }
        .sidebar-widget ul li a i {
            color: var(--primary);
            font-size: 0.75rem;
        }
        .sidebar-widget .category-count {
            margin-left: auto;
            background: var(--bg-light);
            padding: 1px 12px;
            border-radius: 20px;
            font-size: 0.80rem;
            color: var(--text-muted);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .article-banner h1 {
                font-size: 2.2rem;
            }
            .article-content {
                padding: 30px 28px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 64px;
            }

            .site-header {
                top: 10px;
                width: calc(100% - 20px);
                border-radius: 40px;
                padding: 0 4px;
            }
            .header-inner {
                height: 48px;
                padding: 0 8px;
            }
            .site-logo {
                font-size: 1.2rem;
            }
            .site-logo i {
                font-size: 1.3rem;
            }

            .nav-toggle {
                display: block;
            }

            .site-nav {
                display: none;
                position: absolute;
                top: calc(100% + 8px);
                left: 8px;
                right: 8px;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(20px);
                border-radius: 24px;
                padding: 16px 12px;
                flex-direction: column;
                align-items: stretch;
                gap: 6px;
                box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
                border: 1px solid rgba(0, 0, 0, 0.05);
            }
            .site-nav.open {
                display: flex;
            }
            .site-nav a {
                padding: 12px 20px;
                text-align: center;
                font-size: 1rem;
            }
            .site-nav a.nav-cta {
                margin-top: 6px;
                text-align: center;
            }

            .article-banner {
                min-height: 260px;
                padding: 60px 16px 40px;
            }
            .article-banner h1 {
                font-size: 1.7rem;
            }
            .article-banner .meta-info {
                font-size: 0.85rem;
                gap: 10px 16px;
            }

            .article-main {
                padding: 30px 0 40px;
            }
            .article-content {
                padding: 20px 18px;
                font-size: 0.98rem;
            }
            .article-content h2 {
                font-size: 1.4rem;
            }
            .article-content h3 {
                font-size: 1.2rem;
            }

            .article-tags-share {
                flex-direction: column;
                align-items: flex-start;
            }

            .article-prev-next {
                flex-direction: column;
            }
            .article-prev-next a {
                max-width: 100%;
            }

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

            .cta-section h2 {
                font-size: 1.6rem;
            }
            .cta-section p {
                font-size: 1rem;
            }
            .cta-section .cta-btn {
                padding: 12px 28px;
                font-size: 0.95rem;
            }

            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .site-footer .footer-brand p {
                max-width: 100%;
            }
        }

        @media (max-width: 520px) {
            .article-banner h1 {
                font-size: 1.4rem;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .breadcrumb-area .breadcrumb {
                font-size: 0.82rem;
            }
            .article-content {
                padding: 16px 14px;
                font-size: 0.95rem;
            }
            .sidebar-widget {
                padding: 16px 18px;
            }
        }

        /* ===== Utility ===== */
        .text-center {
            text-align: center;
        }
        .mt-20 {
            margin-top: 20px;
        }
        .mb-20 {
            margin-bottom: 20px;
        }
        .gap-8 {
            gap: 8px;
        }
        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }

/* roulang page: category3 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #d91e36;
            --primary-dark: #b01529;
            --primary-light: #fbeaec;
            --secondary: #1e3c72;
            --secondary-light: #2a5298;
            --accent: #f5a623;
            --bg-light: #f8f9fb;
            --bg-card: #ffffff;
            --text-dark: #1a1a2e;
            --text-mid: #4a4a6a;
            --text-light: #8888a8;
            --border-color: #e8e8f0;
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.12);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --max-width: 1200px;
            --header-height: 70px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            background: var(--bg-light);
            color: var(--text-dark);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            padding-top: var(--header-height);
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul {
            list-style: none;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header / 悬浮胶囊导航 ===== */
        .site-header {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            width: calc(100% - 40px);
            max-width: var(--max-width);
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: 50px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.10);
            z-index: 1000;
            padding: 0 8px;
            height: 60px;
            border: 1px solid rgba(255, 255, 255, 0.5);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            padding: 0 12px;
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--text-dark);
            letter-spacing: -0.5px;
            padding: 0 8px;
        }
        .site-logo i {
            color: var(--primary);
            font-size: 1.6rem;
        }
        .site-logo span {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .site-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .site-nav a {
            padding: 8px 18px;
            border-radius: 30px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-mid);
            transition: var(--transition);
            position: relative;
            white-space: nowrap;
        }
        .site-nav a:hover {
            background: var(--primary-light);
            color: var(--primary);
        }
        .site-nav a.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(217, 30, 54, 0.30);
        }
        .site-nav a.nav-cta {
            background: var(--secondary);
            color: #fff;
            padding: 8px 24px;
            margin-left: 8px;
            box-shadow: 0 4px 14px rgba(30, 60, 114, 0.25);
        }
        .site-nav a.nav-cta:hover {
            background: var(--secondary-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(30, 60, 114, 0.35);
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--text-dark);
            cursor: pointer;
            padding: 6px 10px;
            border-radius: 8px;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

        /* ===== Page Banner ===== */
        .page-banner {
            background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-light) 100%);
            padding: 80px 0 70px;
            margin-top: -16px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .page-banner::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.15;
            mix-blend-mode: overlay;
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
        }
        .page-banner h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .page-banner h1 i {
            margin-right: 12px;
            opacity: 0.9;
        }
        .page-banner p {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 680px;
            margin: 0 auto 20px;
            line-height: 1.8;
        }
        .breadcrumb {
            display: flex;
            justify-content: center;
            gap: 10px;
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.70);
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, 0.85);
        }
        .breadcrumb a:hover {
            color: #fff;
        }
        .breadcrumb span {
            color: rgba(255, 255, 255, 0.90);
        }

        /* ===== Section通用 ===== */
        .section {
            padding: 80px 0;
        }
        .section-title {
            text-align: center;
            margin-bottom: 50px;
        }
        .section-title h2 {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 12px;
        }
        .section-title h2 i {
            color: var(--primary);
            margin-right: 10px;
        }
        .section-title p {
            color: var(--text-mid);
            font-size: 1.05rem;
            max-width: 600px;
            margin: 0 auto;
        }
        .section-bg {
            background: var(--bg-card);
        }
        .section-bg-alt {
            background: var(--bg-light);
        }

        /* ===== 分类标签切换 ===== */
        .category-tabs {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
            margin-bottom: 48px;
        }
        .category-tabs .tab-btn {
            padding: 10px 28px;
            border-radius: 30px;
            border: 2px solid var(--border-color);
            background: var(--bg-card);
            color: var(--text-mid);
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .category-tabs .tab-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }
        .category-tabs .tab-btn.active {
            border-color: var(--primary);
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 16px rgba(217, 30, 54, 0.25);
        }

        /* ===== 卡片网格 ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .article-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border: 1px solid var(--border-color);
            display: flex;
            flex-direction: column;
        }
        .article-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .article-card .card-img {
            height: 200px;
            overflow: hidden;
            position: relative;
        }
        .article-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .article-card:hover .card-img img {
            transform: scale(1.05);
        }
        .article-card .card-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--primary);
            color: #fff;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            box-shadow: 0 4px 12px rgba(217, 30, 54, 0.30);
        }
        .article-card .card-body {
            padding: 24px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .article-card .card-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 10px;
            line-height: 1.5;
        }
        .article-card .card-body h3 a {
            color: var(--text-dark);
        }
        .article-card .card-body h3 a:hover {
            color: var(--primary);
        }
        .article-card .card-body p {
            color: var(--text-mid);
            font-size: 0.92rem;
            line-height: 1.7;
            flex: 1;
            margin-bottom: 16px;
        }
        .article-card .card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.82rem;
            color: var(--text-light);
            border-top: 1px solid var(--border-color);
            padding-top: 14px;
            margin-top: auto;
        }
        .article-card .card-meta i {
            margin-right: 4px;
        }
        .article-card .card-meta .tag {
            background: var(--primary-light);
            color: var(--primary);
            padding: 2px 12px;
            border-radius: 12px;
            font-weight: 600;
            font-size: 0.75rem;
        }

        /* ===== 图文特色区块 ===== */
        .feature-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }
        .feature-block .feature-img {
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }
        .feature-block .feature-img img {
            width: 100%;
            height: 400px;
            object-fit: cover;
        }
        .feature-block .feature-text h3 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--text-dark);
        }
        .feature-block .feature-text p {
            color: var(--text-mid);
            font-size: 1rem;
            line-height: 1.9;
            margin-bottom: 20px;
        }
        .feature-block .feature-text .feature-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .feature-block .feature-text .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            color: var(--text-mid);
            font-size: 0.95rem;
        }
        .feature-block .feature-text .feature-list li i {
            color: var(--primary);
            margin-top: 4px;
            font-size: 1.1rem;
        }

        /* ===== 数据/数据块 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            text-align: center;
        }
        .stat-item {
            background: var(--bg-card);
            padding: 36px 20px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .stat-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .stat-item .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }
        .stat-item .stat-label {
            font-size: 1rem;
            color: var(--text-mid);
            margin-top: 8px;
            font-weight: 500;
        }
        .stat-item i {
            font-size: 2rem;
            color: var(--secondary);
            margin-bottom: 12px;
        }

        /* ===== 常见问题 FAQ ===== */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }
        .faq-item .faq-question {
            padding: 20px 24px;
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--text-dark);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: var(--bg-card);
            transition: var(--transition);
        }
        .faq-item .faq-question:hover {
            background: var(--primary-light);
        }
        .faq-item .faq-question i {
            color: var(--primary);
            transition: transform 0.3s ease;
            font-size: 1.1rem;
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            padding: 0 24px 20px;
            color: var(--text-mid);
            line-height: 1.8;
            font-size: 0.95rem;
            display: none;
        }
        .faq-item.active .faq-answer {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
            padding: 70px 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: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.1rem;
            max-width: 600px;
            margin: 0 auto 30px;
        }
        .cta-section .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .cta-section .btn-primary {
            background: var(--primary);
            color: #fff;
            padding: 16px 40px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1.05rem;
            transition: var(--transition);
            border: none;
            cursor: pointer;
            box-shadow: 0 8px 24px rgba(217, 30, 54, 0.35);
        }
        .cta-section .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(217, 30, 54, 0.45);
        }
        .cta-section .btn-outline {
            background: transparent;
            color: #fff;
            padding: 16px 40px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1.05rem;
            border: 2px solid rgba(255, 255, 255, 0.7);
            transition: var(--transition);
            cursor: pointer;
        }
        .cta-section .btn-outline:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            transform: translateY(-3px);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #1a1a2e;
            color: rgba(255, 255, 255, 0.80);
            padding: 60px 0 30px;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .site-footer .footer-brand .logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .site-footer .footer-brand .logo i {
            color: var(--primary);
        }
        .site-footer .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 20px;
        }
        .site-footer .footer-social {
            display: flex;
            gap: 14px;
        }
        .site-footer .footer-social a {
            color: rgba(255, 255, 255, 0.60);
            font-size: 1.4rem;
            transition: var(--transition);
        }
        .site-footer .footer-social a:hover {
            color: var(--primary);
            transform: translateY(-2px);
        }
        .site-footer .footer-col h5 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 18px;
        }
        .site-footer .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.9rem;
            padding: 4px 0;
            transition: var(--transition);
        }
        .site-footer .footer-col a:hover {
            color: var(--primary);
            padding-left: 4px;
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.10);
            padding-top: 24px;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.50);
        }
        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.65);
        }
        .site-footer .footer-bottom a:hover {
            color: var(--primary);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .feature-block {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .feature-block .feature-img img {
                height: 280px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .page-banner h1 {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 768px) {
            .site-header {
                top: 12px;
                width: calc(100% - 24px);
                height: 56px;
                border-radius: 40px;
            }
            .site-nav {
                display: none;
                position: absolute;
                top: 64px;
                left: 12px;
                right: 12px;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(20px);
                border-radius: 20px;
                box-shadow: 0 20px 50px rgba(0, 0, 0, 0.18);
                padding: 16px 12px;
                flex-direction: column;
                border: 1px solid var(--border-color);
            }
            .site-nav.open {
                display: flex;
            }
            .site-nav a {
                padding: 12px 16px;
                width: 100%;
                text-align: center;
            }
            .site-nav a.nav-cta {
                margin-left: 0;
                margin-top: 8px;
            }
            .nav-toggle {
                display: block;
            }
            .page-banner {
                padding: 60px 0 50px;
            }
            .page-banner h1 {
                font-size: 1.8rem;
            }
            .page-banner p {
                font-size: 1rem;
            }
            .section {
                padding: 50px 0;
            }
            .section-title h2 {
                font-size: 1.6rem;
            }
            .card-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .stat-item {
                padding: 24px 16px;
            }
            .stat-item .stat-number {
                font-size: 2rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .category-tabs .tab-btn {
                padding: 8px 18px;
                font-size: 0.85rem;
            }
            .cta-section h2 {
                font-size: 1.8rem;
            }
            .cta-section .btn-primary,
            .cta-section .btn-outline {
                padding: 14px 28px;
                font-size: 0.95rem;
            }
        }

        @media (max-width: 520px) {
            .site-header {
                top: 8px;
                width: calc(100% - 16px);
                height: 52px;
                border-radius: 32px;
            }
            .site-logo {
                font-size: 1.2rem;
            }
            .site-logo i {
                font-size: 1.2rem;
            }
            .page-banner h1 {
                font-size: 1.5rem;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .feature-block .feature-img img {
                height: 200px;
            }
            .article-card .card-img {
                height: 170px;
            }
        }

        /* ===== 工具类 ===== */
        .text-center {
            text-align: center;
        }
        .mt-1 {
            margin-top: 16px;
        }
        .mb-1 {
            margin-bottom: 16px;
        }
        .gap-1 {
            gap: 16px;
        }

        /* ===== Foundation 覆盖 ===== */
        .grid-container {
            max-width: var(--max-width);
            padding-left: 24px;
            padding-right: 24px;
        }
        .cell {
            margin-bottom: 0;
        }

/* roulang page: category2 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #D32F2F;
            --primary-dark: #B71C1C;
            --primary-light: #FFCDD2;
            --primary-gradient: linear-gradient(135deg, #D32F2F 0%, #FF6F00 100%);
            --secondary: #FF6F00;
            --secondary-light: #FFF3E0;
            --accent: #1A237E;
            --bg-light: #FAFAFA;
            --bg-white: #FFFFFF;
            --bg-dark: #1A1A2E;
            --text-primary: #212121;
            --text-secondary: #616161;
            --text-light: #9E9E9E;
            --text-white: #FFFFFF;
            --border-color: #E0E0E0;
            --border-light: #F0F0F0;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.14);
            --shadow-hover: 0 16px 48px rgba(211, 47, 47, 0.18);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --max-width: 1200px;
            --header-height: 72px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            color: var(--text-primary);
            background: var(--bg-light);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        ul,
        ol {
            list-style: none;
        }

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

        button {
            cursor: pointer;
            background: none;
        }

        /* ===== 容器 ===== */
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== Header / 悬浮胶囊导航 ===== */
        .site-header {
            position: fixed;
            top: 20px;
            left: 50%;
            transform: translateX(-50%);
            width: calc(100% - 48px);
            max-width: var(--max-width);
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-radius: 60px;
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
            z-index: 1000;
            padding: 0 8px;
            border: 1px solid rgba(255, 255, 255, 0.5);
            transition: var(--transition);
        }

        .site-header:hover {
            box-shadow: 0 8px 40px rgba(0, 0, 0, 0.12);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            padding: 0 16px;
        }

        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.5px;
            transition: var(--transition);
            flex-shrink: 0;
        }

        .site-logo i {
            font-size: 1.6rem;
            color: var(--primary);
            background: var(--primary-light);
            padding: 8px;
            border-radius: 50%;
            transition: var(--transition);
        }

        .site-logo:hover i {
            transform: rotate(-10deg) scale(1.05);
            background: var(--primary);
            color: #fff;
        }

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

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

        .site-nav a {
            padding: 8px 18px;
            border-radius: 40px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: var(--transition);
            position: relative;
            white-space: nowrap;
        }

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

        .site-nav a.active {
            color: var(--text-white);
            background: var(--primary-gradient);
            box-shadow: 0 4px 16px rgba(211, 47, 47, 0.30);
        }

        .site-nav a.active:hover {
            box-shadow: 0 6px 24px rgba(211, 47, 47, 0.40);
            transform: translateY(-1px);
        }

        .site-nav .nav-cta {
            background: var(--primary-gradient);
            color: var(--text-white) !important;
            padding: 8px 24px;
            border-radius: 40px;
            font-weight: 600;
            box-shadow: 0 4px 16px rgba(211, 47, 47, 0.25);
            margin-left: 8px;
        }

        .site-nav .nav-cta:hover {
            box-shadow: 0 8px 28px rgba(211, 47, 47, 0.35);
            transform: translateY(-2px);
        }

        .nav-toggle {
            display: none;
            font-size: 1.6rem;
            color: var(--text-primary);
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }

        .nav-toggle:hover {
            background: var(--border-light);
        }

        @media (max-width: 900px) {
            .site-header {
                top: 12px;
                width: calc(100% - 24px);
                border-radius: 40px;
            }

            .nav-toggle {
                display: block;
            }

            .site-nav {
                display: none;
                position: absolute;
                top: calc(100% + 12px);
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(18px);
                border-radius: 28px;
                box-shadow: var(--shadow-lg);
                padding: 16px 12px;
                flex-direction: column;
                gap: 6px;
                border: 1px solid var(--border-light);
            }

            .site-nav.open {
                display: flex;
            }

            .site-nav a {
                width: 100%;
                text-align: center;
                padding: 12px 18px;
                font-size: 1rem;
            }

            .site-nav .nav-cta {
                margin-left: 0;
                margin-top: 6px;
            }
        }

        @media (max-width: 520px) {
            .site-header {
                top: 8px;
                border-radius: 32px;
                padding: 0 4px;
            }

            .header-inner {
                height: 62px;
                padding: 0 10px;
            }

            .site-logo {
                font-size: 1.2rem;
                gap: 6px;
            }

            .site-logo i {
                font-size: 1.2rem;
                padding: 6px;
            }
        }

        /* ===== 页面横幅 ===== */
        .page-banner {
            position: relative;
            margin-top: calc(var(--header-height) + 40px);
            padding: 100px 0 80px;
            background: var(--bg-dark);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center 30%;
            background-repeat: no-repeat;
            border-radius: 0 0 60px 60px;
            overflow: hidden;
            text-align: center;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 23, 46, 0.82) 0%, rgba(211, 47, 47, 0.55) 100%);
            z-index: 1;
        }

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

        .page-banner h1 {
            font-size: 3rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: -1px;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.25);
        }

        .page-banner p {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 680px;
            margin: 0 auto;
            line-height: 1.8;
        }

        .page-banner .banner-tag {
            display: inline-block;
            background: rgba(255, 255, 255, 0.18);
            backdrop-filter: blur(6px);
            color: #fff;
            padding: 6px 22px;
            border-radius: 40px;
            font-size: 0.9rem;
            font-weight: 500;
            margin-bottom: 20px;
            border: 1px solid rgba(255, 255, 255, 0.20);
        }

        @media (max-width: 768px) {
            .page-banner {
                margin-top: calc(var(--header-height) + 30px);
                padding: 70px 0 56px;
                border-radius: 0 0 32px 32px;
            }

            .page-banner h1 {
                font-size: 2rem;
            }

            .page-banner p {
                font-size: 1rem;
            }
        }

        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.6rem;
            }

            .page-banner p {
                font-size: 0.92rem;
            }
        }

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

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

        .section-title {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-title h2 {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.5px;
            margin-bottom: 12px;
        }

        .section-title p {
            font-size: 1.1rem;
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto;
        }

        .section-title .title-badge {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary-dark);
            padding: 4px 18px;
            border-radius: 40px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 12px;
        }

        @media (max-width: 768px) {
            .section {
                padding: 56px 0;
            }

            .section-title h2 {
                font-size: 1.7rem;
            }

            .section-title p {
                font-size: 0.95rem;
            }
        }

        /* ===== 分类筛选标签 ===== */
        .filter-tabs {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
            margin-bottom: 40px;
        }

        .filter-tabs .filter-btn {
            padding: 8px 24px;
            border-radius: 40px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            transition: var(--transition);
            cursor: pointer;
        }

        .filter-tabs .filter-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }

        .filter-tabs .filter-btn.active {
            background: var(--primary-gradient);
            color: var(--text-white);
            border-color: transparent;
            box-shadow: 0 4px 16px rgba(211, 47, 47, 0.25);
        }

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

        .event-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border: 1px solid var(--border-light);
            display: flex;
            flex-direction: column;
        }

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

        .event-card .card-img {
            position: relative;
            height: 200px;
            overflow: hidden;
        }

        .event-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

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

        .event-card .card-img .event-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--primary-gradient);
            color: #fff;
            padding: 4px 14px;
            border-radius: 40px;
            font-size: 0.78rem;
            font-weight: 600;
            box-shadow: 0 2px 12px rgba(211, 47, 47, 0.3);
        }

        .event-card .card-img .event-date {
            position: absolute;
            bottom: 14px;
            right: 14px;
            background: rgba(0, 0, 0, 0.65);
            backdrop-filter: blur(4px);
            color: #fff;
            padding: 4px 14px;
            border-radius: 40px;
            font-size: 0.78rem;
            font-weight: 500;
        }

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

        .event-card .card-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
            line-height: 1.5;
        }

        .event-card .card-body p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 16px;
        }

        .event-card .card-body .card-meta {
            display: flex;
            align-items: center;
            gap: 18px;
            font-size: 0.82rem;
            color: var(--text-light);
            border-top: 1px solid var(--border-light);
            padding-top: 14px;
        }

        .event-card .card-body .card-meta i {
            margin-right: 4px;
        }

        .event-card .card-body .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-weight: 600;
            font-size: 0.9rem;
            margin-top: 6px;
            transition: var(--transition);
        }

        .event-card .card-body .card-link:hover {
            gap: 12px;
            color: var(--primary-dark);
        }

        @media (max-width: 1024px) {
            .events-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }

        @media (max-width: 640px) {
            .events-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

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

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

        /* ===== 特色赛事 ===== */
        .featured-event {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            display: grid;
            grid-template-columns: 1fr 1fr;
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }

        .featured-event:hover {
            box-shadow: var(--shadow-lg);
        }

        .featured-event .feat-img {
            height: 100%;
            min-height: 340px;
            overflow: hidden;
        }

        .featured-event .feat-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

        .featured-event:hover .feat-img img {
            transform: scale(1.03);
        }

        .featured-event .feat-body {
            padding: 40px 44px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .featured-event .feat-body .feat-tag {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary-dark);
            padding: 4px 16px;
            border-radius: 40px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 14px;
            align-self: flex-start;
        }

        .featured-event .feat-body h3 {
            font-size: 1.7rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 14px;
            line-height: 1.4;
        }

        .featured-event .feat-body p {
            font-size: 1rem;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .featured-event .feat-body .feat-stats {
            display: flex;
            gap: 32px;
            margin-bottom: 20px;
        }

        .featured-event .feat-body .feat-stats .stat-item {
            text-align: center;
        }

        .featured-event .feat-body .feat-stats .stat-item .num {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }

        .featured-event .feat-body .feat-stats .stat-item .label {
            font-size: 0.82rem;
            color: var(--text-light);
        }

        .featured-event .feat-body .btn-primary {
            align-self: flex-start;
        }

        @media (max-width: 900px) {
            .featured-event {
                grid-template-columns: 1fr;
            }

            .featured-event .feat-img {
                min-height: 220px;
                height: 240px;
            }

            .featured-event .feat-body {
                padding: 28px 28px 32px;
            }

            .featured-event .feat-body h3 {
                font-size: 1.4rem;
            }

            .featured-event .feat-body .feat-stats {
                gap: 20px;
                flex-wrap: wrap;
            }
        }

        @media (max-width: 520px) {
            .featured-event .feat-body {
                padding: 20px 18px 24px;
            }

            .featured-event .feat-body h3 {
                font-size: 1.2rem;
            }

            .featured-event .feat-body .feat-stats .stat-item .num {
                font-size: 1.4rem;
            }
        }

        /* ===== 赛事日程 ===== */
        .schedule-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .schedule-item {
            display: flex;
            align-items: flex-start;
            gap: 20px;
            padding: 24px 0;
            border-bottom: 1px solid var(--border-light);
            transition: var(--transition);
        }

        .schedule-item:last-child {
            border-bottom: none;
        }

        .schedule-item:hover {
            padding-left: 12px;
        }

        .schedule-item .schedule-date {
            flex-shrink: 0;
            width: 72px;
            text-align: center;
            background: var(--primary-light);
            border-radius: var(--radius-sm);
            padding: 8px 6px;
        }

        .schedule-item .schedule-date .day {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }

        .schedule-item .schedule-date .month {
            font-size: 0.78rem;
            color: var(--text-secondary);
            font-weight: 600;
        }

        .schedule-item .schedule-info {
            flex: 1;
        }

        .schedule-item .schedule-info h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .schedule-item .schedule-info p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .schedule-item .schedule-status {
            flex-shrink: 0;
            padding: 4px 16px;
            border-radius: 40px;
            font-size: 0.8rem;
            font-weight: 600;
        }

        .schedule-item .schedule-status.upcoming {
            background: #E8F5E9;
            color: #2E7D32;
        }

        .schedule-item .schedule-status.ongoing {
            background: #FFF3E0;
            color: #E65100;
        }

        .schedule-item .schedule-status.ended {
            background: #F5F5F5;
            color: #9E9E9E;
        }

        @media (max-width: 640px) {
            .schedule-item {
                flex-wrap: wrap;
                gap: 12px;
            }

            .schedule-item .schedule-date {
                width: 60px;
                padding: 6px 4px;
            }

            .schedule-item .schedule-date .day {
                font-size: 1.3rem;
            }

            .schedule-item .schedule-status {
                margin-left: auto;
            }
        }

        /* ===== 赛事分类入口 ===== */
        .event-categories {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .event-cat-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 32px 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: var(--transition);
            cursor: pointer;
        }

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

        .event-cat-card .cat-icon {
            font-size: 2.4rem;
            color: var(--primary);
            margin-bottom: 14px;
            background: var(--primary-light);
            width: 70px;
            height: 70px;
            line-height: 70px;
            border-radius: 50%;
            margin: 0 auto 16px;
            transition: var(--transition);
        }

        .event-cat-card:hover .cat-icon {
            background: var(--primary);
            color: #fff;
            transform: scale(1.05);
        }

        .event-cat-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .event-cat-card p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        @media (max-width: 900px) {
            .event-categories {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
        }

        @media (max-width: 520px) {
            .event-categories {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }

            .event-cat-card {
                padding: 20px 14px;
            }

            .event-cat-card .cat-icon {
                width: 56px;
                height: 56px;
                line-height: 56px;
                font-size: 1.8rem;
            }
        }

        /* ===== 合作伙伴 ===== */
        .partners-grid {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            align-items: center;
            gap: 40px 60px;
            padding: 20px 0;
        }

        .partners-grid .partner-item {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text-light);
            opacity: 0.6;
            transition: var(--transition);
            letter-spacing: 1px;
        }

        .partners-grid .partner-item:hover {
            opacity: 1;
            color: var(--text-primary);
        }

        @media (max-width: 640px) {
            .partners-grid {
                gap: 24px 32px;
            }

            .partners-grid .partner-item {
                font-size: 1.1rem;
            }
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: var(--transition);
        }

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

        .faq-item .faq-question {
            padding: 18px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            font-weight: 600;
            font-size: 1.02rem;
            color: var(--text-primary);
            transition: var(--transition);
            user-select: none;
        }

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

        .faq-item .faq-question i {
            transition: var(--transition);
            color: var(--text-light);
            font-size: 1.1rem;
        }

        .faq-item.active .faq-question i {
            transform: rotate(180deg);
            color: var(--primary);
        }

        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 24px;
            color: var(--text-secondary);
            line-height: 1.8;
            font-size: 0.95rem;
        }

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

        @media (max-width: 640px) {
            .faq-item .faq-question {
                padding: 14px 16px;
                font-size: 0.95rem;
            }

            .faq-item .faq-answer {
                padding: 0 16px;
                font-size: 0.9rem;
            }

            .faq-item.active .faq-answer {
                padding: 0 16px 16px;
            }
        }

        /* ===== CTA 区块 ===== */
        .cta-section {
            background: var(--bg-dark);
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            border-radius: 40px;
            padding: 64px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 23, 46, 0.88) 0%, rgba(211, 47, 47, 0.60) 100%);
            z-index: 1;
            border-radius: 40px;
        }

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

        .cta-section h2 {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 14px;
        }

        .cta-section p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }

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

        .cta-section .btn-primary,
        .cta-section .btn-outline {
            padding: 14px 36px;
            border-radius: 40px;
            font-size: 1.05rem;
            font-weight: 600;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .cta-section .btn-primary {
            background: var(--text-white);
            color: var(--primary);
        }

        .cta-section .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25);
        }

        .cta-section .btn-outline {
            border: 2px solid rgba(255, 255, 255, 0.40);
            color: var(--text-white);
        }

        .cta-section .btn-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.10);
            transform: translateY(-3px);
        }

        @media (max-width: 768px) {
            .cta-section {
                padding: 44px 24px;
                border-radius: 28px;
            }

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

            .cta-section p {
                font-size: 0.95rem;
            }

            .cta-section .btn-primary,
            .cta-section .btn-outline {
                padding: 12px 28px;
                font-size: 0.95rem;
            }
        }

        @media (max-width: 520px) {
            .cta-section {
                padding: 32px 16px;
                border-radius: 20px;
            }

            .cta-section h2 {
                font-size: 1.3rem;
            }

            .cta-section .cta-buttons {
                flex-direction: column;
                align-items: center;
            }
        }

        /* ===== 按钮 ===== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 40px;
            font-size: 0.95rem;
            font-weight: 600;
            background: var(--primary-gradient);
            color: var(--text-white) !important;
            box-shadow: 0 4px 16px rgba(211, 47, 47, 0.25);
            transition: var(--transition);
            border: none;
            cursor: pointer;
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(211, 47, 47, 0.35);
        }

        .btn-primary:focus-visible {
            outline: 3px solid var(--primary);
            outline-offset: 3px;
        }

        .btn-outline-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            border-radius: 40px;
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--primary);
            border: 2px solid var(--primary);
            background: transparent;
            transition: var(--transition);
            cursor: pointer;
        }

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

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.80);
            padding: 60px 0 0;
            margin-top: 80px;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .site-footer .footer-brand .logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--text-white);
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }

        .site-footer .footer-brand .logo i {
            color: var(--primary);
            background: rgba(211, 47, 47, 0.20);
            padding: 8px;
            border-radius: 50%;
        }

        .site-footer .footer-brand p {
            font-size: 0.92rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.60);
            margin-bottom: 20px;
            max-width: 360px;
        }

        .site-footer .footer-social {
            display: flex;
            gap: 12px;
        }

        .site-footer .footer-social a {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.70);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            transition: var(--transition);
        }

        .site-footer .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-3px);
        }

        .site-footer .footer-col h5 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 18px;
        }

        .site-footer .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.60);
            font-size: 0.9rem;
            padding: 5px 0;
            transition: var(--transition);
        }

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

        .site-footer .footer-bottom {
            padding: 24px 0;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.40);
            margin-top: 0;
        }

        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.50);
        }

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

        @media (max-width: 900px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }

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

        @media (max-width: 520px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .site-footer {
                padding: 40px 0 0;
                margin-top: 48px;
            }

            .site-footer .footer-bottom {
                font-size: 0.78rem;
                padding: 16px 0;
            }
        }

        /* ===== 辅助 ===== */
        .text-center {
            text-align: center;
        }

        .mt-1 {
            margin-top: 12px;
        }

        .mt-2 {
            margin-top: 24px;
        }

        .mt-3 {
            margin-top: 40px;
        }

        .mb-1 {
            margin-bottom: 12px;
        }

        .mb-2 {
            margin-bottom: 24px;
        }

        .gap-1 {
            gap: 12px;
        }

        .gap-2 {
            gap: 24px;
        }

        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }

        /* ===== Foundation 覆盖 ===== */
        .grid-container {
            max-width: var(--max-width);
            padding-left: 24px;
            padding-right: 24px;
        }

        @media (max-width: 768px) {
            .grid-container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        .cell .event-card,
        .cell .event-cat-card {
            height: 100%;
        }