/* roulang page: index */
/* ========== 设计变量 ========== */
        :root {
            --primary: #0b1a30;
            --primary-light: #132a4a;
            --primary-dark: #060f1c;
            --accent: #e07c2f;
            --accent-light: #f0944a;
            --accent-dark: #c06a20;
            --secondary: #1e8a7a;
            --secondary-light: #2a9d8f;
            --bg: #f4f6f9;
            --bg-card: #ffffff;
            --text: #1e293b;
            --text-light: #64748b;
            --text-white: #f1f5f9;
            --border: #e2e8f0;
            --border-light: #f0f2f5;
            --radius: 14px;
            --radius-sm: 8px;
            --radius-lg: 20px;
            --shadow: 0 8px 32px rgba(0,0,0,0.07);
            --shadow-hover: 0 16px 48px rgba(0,0,0,0.12);
            --shadow-nav: 0 2px 16px rgba(0,0,0,0.10);
            --transition: 0.30s cubic-bezier(0.4, 0, 0.2, 1);
            --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            --max-width: 1200px;
            --header-top-height: 40px;
            --nav-height: 72px;
        }

        /* ========== Reset / Base ========== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
        body {
            font-family: var(--font);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: inherit; text-decoration: none; transition: var(--transition); }
        button { font-family: inherit; cursor: pointer; border: none; background: none; }
        input, textarea { font-family: inherit; font-size: 1rem; }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 { line-height: 1.3; font-weight: 700; color: var(--primary); }
        h1 { font-size: 2.6rem; }
        h2 { font-size: 2.0rem; margin-bottom: 1.2rem; }
        h3 { font-size: 1.4rem; }
        p { margin-bottom: 1rem; color: var(--text-light); }

        /* ========== 容器 ========== */
        .container { width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
        @media (max-width: 768px) { .container { padding: 0 16px; } }

        /* ========== 通用组件 ========== */
        .section { padding: 80px 0; }
        .section-title { text-align: center; margin-bottom: 48px; }
        .section-title h2 { position: relative; display: inline-block; }
        .section-title h2::after {
            content: ''; display: block; width: 60px; height: 4px;
            background: var(--accent); border-radius: 4px; margin: 12px auto 0;
        }
        .section-title p { max-width: 600px; margin: 12px auto 0; font-size: 1.1rem; }

        .btn {
            display: inline-flex; align-items: center; gap: 8px;
            padding: 12px 28px; border-radius: var(--radius-sm);
            font-weight: 600; font-size: 0.95rem;
            transition: var(--transition); border: 2px solid transparent;
        }
        .btn-primary { background: var(--accent); color: #fff; }
        .btn-primary:hover { background: var(--accent-dark); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(224,124,47,0.35); }
        .btn-outline { border-color: var(--accent); color: var(--accent); background: transparent; }
        .btn-outline:hover { background: var(--accent); color: #fff; transform: translateY(-2px); }
        .btn-white { background: #fff; color: var(--primary); }
        .btn-white:hover { background: var(--bg); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.12); }

        .badge {
            display: inline-block; padding: 4px 14px; border-radius: 50px;
            font-size: 0.78rem; font-weight: 600; letter-spacing: 0.3px;
            background: rgba(224,124,47,0.12); color: var(--accent);
        }
        .badge-green { background: rgba(30,138,122,0.12); color: var(--secondary); }

        .card {
            background: var(--bg-card); border-radius: var(--radius);
            box-shadow: var(--shadow); overflow: hidden;
            transition: var(--transition);
        }
        .card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
        .card-img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
        .card-body { padding: 24px; }
        .card-body h3 { margin-bottom: 8px; font-size: 1.15rem; }
        .card-body p { font-size: 0.92rem; margin-bottom: 0; }

        .grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
        .grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 28px; }
        .grid-4 { display: grid; grid-template-columns: 1fr 1fr 1fr 1fr; gap: 24px; }
        @media (max-width: 992px) { .grid-4 { grid-template-columns: 1fr 1fr; } }
        @media (max-width: 768px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; gap: 24px; } }

        .text-center { text-align: center; }
        .mt-1 { margin-top: 1rem; }
        .mt-2 { margin-top: 2rem; }
        .mb-1 { margin-bottom: 1rem; }
        .mb-2 { margin-bottom: 2rem; }
        .gap-1 { gap: 1rem; }

        /* ========== 顶部信息条 ========== */
        .header-top {
            background: var(--primary-dark); color: var(--text-white);
            font-size: 0.82rem; height: var(--header-top-height);
            display: flex; align-items: center;
        }
        .header-top .container { display: flex; justify-content: space-between; align-items: center; }
        .header-top a { color: var(--accent-light); }
        .header-top a:hover { color: #fff; }
        .header-top-info { display: flex; gap: 20px; align-items: center; }
        .header-top-info i { margin-right: 4px; }
        @media (max-width: 640px) { .header-top-info span { display: none; } }

        /* ========== 主导航 ========== */
        .main-nav {
            background: var(--primary); height: var(--nav-height);
            position: sticky; top: 0; z-index: 1000;
            box-shadow: var(--shadow-nav);
        }
        .main-nav .container { display: flex; align-items: center; justify-content: space-between; height: 100%; }
        .nav-logo { display: flex; align-items: center; gap: 10px; color: #fff; font-weight: 800; font-size: 1.3rem; }
        .nav-logo img { height: 36px; width: auto; }
        .nav-logo span { color: var(--accent); }
        .nav-links { display: flex; align-items: center; gap: 8px; }
        .nav-links a {
            padding: 8px 18px; border-radius: var(--radius-sm);
            color: rgba(255,255,255,0.80); font-weight: 500; font-size: 0.92rem;
            transition: var(--transition); position: relative;
        }
        .nav-links a:hover, .nav-links a.active { color: #fff; background: rgba(255,255,255,0.08); }
        .nav-links a.active::after {
            content: ''; position: absolute; bottom: 2px; left: 50%; transform: translateX(-50%);
            width: 20px; height: 3px; background: var(--accent); border-radius: 4px;
        }
        .nav-cta .btn { padding: 8px 20px; font-size: 0.85rem; }
        .nav-toggle { display: none; color: #fff; font-size: 1.6rem; cursor: pointer; padding: 4px; }
        @media (max-width: 768px) {
            .nav-links, .nav-cta { display: none; }
            .nav-toggle { display: block; }
            .nav-links.open { display: flex; flex-direction: column; position: absolute; top: var(--nav-height); left: 0; width: 100%; background: var(--primary); padding: 16px 24px 24px; gap: 4px; box-shadow: var(--shadow-nav); }
            .nav-links.open + .nav-cta { display: block; position: absolute; top: calc(var(--nav-height) + 200px); right: 24px; }
            .nav-links.open a { padding: 12px 16px; width: 100%; }
            .nav-links.open a.active::after { display: none; }
            .nav-links.open a.active { background: rgba(224,124,47,0.2); border-left: 3px solid var(--accent); }
        }

        /* ========== Hero 首屏 ========== */
        .hero {
            position: relative; min-height: 70vh;
            display: flex; align-items: center; justify-content: center;
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
            overflow: hidden; padding: 80px 0;
        }
        .hero-bg {
            position: absolute; inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.20; mix-blend-mode: overlay;
        }
        .hero-overlay {
            position: absolute; inset: 0;
            background: radial-gradient(ellipse at 30% 40%, rgba(224,124,47,0.15) 0%, transparent 70%);
        }
        .hero-content { position: relative; z-index: 2; text-align: center; max-width: 800px; padding: 0 20px; }
        .hero-content .badge { background: rgba(255,255,255,0.10); color: #fff; border: 1px solid rgba(255,255,255,0.20); margin-bottom: 16px; }
        .hero-content h1 { color: #fff; font-size: 3.2rem; font-weight: 800; line-height: 1.2; margin-bottom: 16px; }
        .hero-content h1 span { color: var(--accent); }
        .hero-content p { color: rgba(255,255,255,0.75); font-size: 1.15rem; max-width: 600px; margin: 0 auto 32px; }
        .hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
        .hero-stats { display: flex; gap: 40px; justify-content: center; margin-top: 48px; flex-wrap: wrap; }
        .hero-stat { text-align: center; color: #fff; }
        .hero-stat-num { font-size: 2.2rem; font-weight: 800; color: var(--accent); }
        .hero-stat-label { font-size: 0.85rem; color: rgba(255,255,255,0.60); margin-top: 4px; }
        @media (max-width: 768px) {
            .hero { min-height: 60vh; padding: 60px 0; }
            .hero-content h1 { font-size: 2.2rem; }
            .hero-content p { font-size: 1rem; }
            .hero-stats { gap: 24px; }
            .hero-stat-num { font-size: 1.6rem; }
        }
        @media (max-width: 520px) {
            .hero-content h1 { font-size: 1.7rem; }
            .hero-actions { flex-direction: column; align-items: center; }
        }

        /* ========== 核心说明板块 ========== */
        .intro-section { background: var(--bg-card); }
        .intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
        .intro-text h2 { margin-bottom: 16px; }
        .intro-text p { font-size: 1.05rem; margin-bottom: 20px; }
        .intro-text ul { margin-bottom: 24px; }
        .intro-text ul li { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; font-size: 0.95rem; color: var(--text-light); }
        .intro-text ul li i { color: var(--secondary); width: 20px; }
        .intro-image img { border-radius: var(--radius); box-shadow: var(--shadow-hover); width: 100%; }
        @media (max-width: 768px) { .intro-grid { grid-template-columns: 1fr; gap: 32px; } }

        /* ========== 分类入口 ========== */
        .categories-section { background: var(--bg); }
        .category-card { position: relative; border-radius: var(--radius); overflow: hidden; min-height: 260px; display: flex; align-items: flex-end; }
        .category-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
        .category-card-overlay {
            position: absolute; inset: 0;
            background: linear-gradient(0deg, rgba(11,26,48,0.85) 0%, rgba(11,26,48,0.20) 100%);
        }
        .category-card-content { position: relative; z-index: 2; padding: 32px 24px; color: #fff; width: 100%; }
        .category-card-content h3 { color: #fff; font-size: 1.3rem; margin-bottom: 6px; }
        .category-card-content p { color: rgba(255,255,255,0.75); font-size: 0.88rem; margin-bottom: 12px; }
        .category-card-content .btn { font-size: 0.82rem; padding: 8px 18px; }

        /* ========== 最新资讯列表 ========== */
        .news-section { background: var(--bg-card); }
        .news-list { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
        .news-item { display: flex; gap: 20px; padding: 20px; border-radius: var(--radius-sm); background: var(--bg); transition: var(--transition); }
        .news-item:hover { background: var(--border-light); }
        .news-item-img { width: 120px; min-height: 80px; border-radius: var(--radius-sm); object-fit: cover; flex-shrink: 0; }
        .news-item-body { flex: 1; }
        .news-item-body .badge { margin-bottom: 6px; }
        .news-item-body h4 { font-size: 1.05rem; margin-bottom: 4px; }
        .news-item-body p { font-size: 0.88rem; margin-bottom: 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .news-item-meta { font-size: 0.78rem; color: var(--text-light); margin-top: 8px; display: flex; gap: 12px; align-items: center; }
        .news-empty { text-align: center; padding: 48px 20px; color: var(--text-light); font-size: 1.05rem; grid-column: 1 / -1; }
        @media (max-width: 768px) { .news-list { grid-template-columns: 1fr; } .news-item { flex-direction: column; } .news-item-img { width: 100%; min-height: 140px; } }

        /* ========== 数据/流程板块 ========== */
        .stats-section { background: var(--primary); color: #fff; }
        .stats-section .section-title h2 { color: #fff; }
        .stats-section .section-title h2::after { background: var(--accent); }
        .stats-section .section-title p { color: rgba(255,255,255,0.65); }
        .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
        .stat-card { text-align: center; padding: 32px 16px; background: rgba(255,255,255,0.06); border-radius: var(--radius); border: 1px solid rgba(255,255,255,0.08); backdrop-filter: blur(4px); }
        .stat-card i { font-size: 2.2rem; color: var(--accent); margin-bottom: 12px; }
        .stat-card h3 { font-size: 2.0rem; color: #fff; margin-bottom: 4px; }
        .stat-card p { color: rgba(255,255,255,0.60); font-size: 0.90rem; margin-bottom: 0; }
        @media (max-width: 768px) { .stats-grid { grid-template-columns: repeat(2, 1fr); } }
        @media (max-width: 480px) { .stats-grid { grid-template-columns: 1fr; } }

        /* ========== 流程步骤 ========== */
        .steps-section { background: var(--bg); }
        .steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; counter-reset: step; }
        .step-card { text-align: center; padding: 40px 24px; background: var(--bg-card); border-radius: var(--radius); box-shadow: var(--shadow); position: relative; }
        .step-card::before { counter-increment: step; content: "0" counter(step); position: absolute; top: 16px; right: 20px; font-size: 3.0rem; font-weight: 800; color: rgba(224,124,47,0.10); line-height: 1; }
        .step-card i { font-size: 2.4rem; color: var(--accent); margin-bottom: 16px; }
        .step-card h3 { margin-bottom: 8px; font-size: 1.15rem; }
        .step-card p { font-size: 0.90rem; margin-bottom: 0; }
        @media (max-width: 768px) { .steps-grid { grid-template-columns: 1fr; gap: 20px; } }

        /* ========== FAQ ========== */
        .faq-section { background: var(--bg-card); }
        .faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
        .faq-item { border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; transition: var(--transition); }
        .faq-item:hover { border-color: var(--accent); }
        .faq-question { display: flex; justify-content: space-between; align-items: center; padding: 18px 24px; font-weight: 600; font-size: 1.0rem; cursor: pointer; background: var(--bg); transition: var(--transition); }
        .faq-question i { transition: var(--transition); color: var(--accent); }
        .faq-item.active .faq-question i { transform: rotate(180deg); }
        .faq-answer { padding: 0 24px; max-height: 0; overflow: hidden; transition: var(--transition); }
        .faq-item.active .faq-answer { padding: 0 24px 20px; max-height: 300px; }
        .faq-answer p { font-size: 0.92rem; margin-bottom: 0; }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--primary); position: relative; overflow: hidden;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover; background-position: center; background-blend-mode: overlay;
        }
        .cta-section::before { content: ''; position: absolute; inset: 0; background: rgba(11,26,48,0.82); }
        .cta-content { position: relative; z-index: 2; text-align: center; padding: 60px 0; }
        .cta-content h2 { color: #fff; font-size: 2.2rem; margin-bottom: 12px; }
        .cta-content p { color: rgba(255,255,255,0.70); max-width: 560px; margin: 0 auto 28px; font-size: 1.05rem; }
        .cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

        /* ========== 页脚 ========== */
        .footer {
            background: var(--primary-dark); color: rgba(255,255,255,0.70);
            padding: 48px 0 24px;
        }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 32px; }
        .footer-brand h3 { color: #fff; font-size: 1.4rem; margin-bottom: 12px; }
        .footer-brand h3 span { color: var(--accent); }
        .footer-brand p { font-size: 0.90rem; color: rgba(255,255,255,0.55); max-width: 320px; }
        .footer-col h4 { color: #fff; font-size: 1.0rem; margin-bottom: 16px; }
        .footer-col ul li { margin-bottom: 10px; }
        .footer-col ul li a { font-size: 0.88rem; color: rgba(255,255,255,0.60); }
        .footer-col ul li a:hover { color: var(--accent); }
        .footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 20px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; font-size: 0.82rem; color: rgba(255,255,255,0.40); }
        .footer-bottom a { color: rgba(255,255,255,0.50); }
        .footer-bottom a:hover { color: var(--accent); }
        @media (max-width: 768px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; } }
        @media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } .footer-bottom { flex-direction: column; text-align: center; } }

        /* ========== 文章页专用 ========== */
        .article-header {
            background: var(--primary); padding: 60px 0 40px;
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover; background-position: center; background-blend-mode: overlay;
            position: relative;
        }
        .article-header::before { content: ''; position: absolute; inset: 0; background: rgba(11,26,48,0.75); }
        .article-header .container { position: relative; z-index: 2; }
        .article-header h1 { color: #fff; font-size: 2.2rem; max-width: 800px; }
        .article-meta { display: flex; gap: 20px; margin-top: 16px; color: rgba(255,255,255,0.65); font-size: 0.88rem; flex-wrap: wrap; }
        .article-meta i { margin-right: 4px; }
        .article-body { max-width: 820px; margin: 0 auto; padding: 48px 24px; }
        .article-body p { font-size: 1.05rem; line-height: 1.9; margin-bottom: 20px; }
        .article-body img { border-radius: var(--radius); margin: 24px 0; width: 100%; }
        .article-notfound { text-align: center; padding: 80px 20px; }
        .article-notfound h2 { font-size: 2.0rem; margin-bottom: 12px; }
        .article-notfound p { margin-bottom: 24px; }

        /* ========== 分类页专用 ========== */
        .category-banner {
            background: var(--primary); padding: 60px 0 40px;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover; background-position: center; background-blend-mode: overlay;
            position: relative;
        }
        .category-banner::before { content: ''; position: absolute; inset: 0; background: rgba(11,26,48,0.70); }
        .category-banner .container { position: relative; z-index: 2; }
        .category-banner h1 { color: #fff; font-size: 2.2rem; }
        .category-banner p { color: rgba(255,255,255,0.70); max-width: 600px; margin-top: 8px; font-size: 1.05rem; }
        .category-content { padding: 48px 0; }
        .category-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 28px; }
        @media (max-width: 992px) { .category-grid { grid-template-columns: 1fr 1fr; } }
        @media (max-width: 640px) { .category-grid { grid-template-columns: 1fr; } }

        /* ========== 响应式微调 ========== */
        @media (max-width: 480px) {
            h1 { font-size: 1.8rem; }
            h2 { font-size: 1.5rem; }
            .section { padding: 48px 0; }
            .section-title { margin-bottom: 32px; }
        }
        /* 焦点可见性 */
        a:focus-visible, button:focus-visible, input:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
        /* 选中颜色 */
        ::selection { background: var(--accent); color: #fff; }

/* roulang page: article */
/* ===== Design Variables ===== */
        :root {
            --primary: #e50914;
            --primary-dark: #b20710;
            --primary-light: #ff3b44;
            --accent: #ffcd00;
            --accent-dark: #e6b800;
            --bg-page: #0d0d0d;
            --bg-card: #1a1a1a;
            --bg-elevated: #222222;
            --bg-hero: #0a0a0a;
            --text-primary: #f5f5f5;
            --text-secondary: #b3b3b3;
            --text-weak: #777777;
            --border-color: #2a2a2a;
            --border-light: #333333;
            --radius: 12px;
            --radius-sm: 8px;
            --radius-lg: 20px;
            --shadow: 0 8px 32px rgba(0,0,0,0.5);
            --shadow-hover: 0 12px 48px rgba(229,9,20,0.25);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            --max-width: 1200px;
            --header-top-h: 40px;
            --nav-h: 72px;
            --gap: 32px;
            --gap-sm: 16px;
            --gap-lg: 48px;
        }
        /* ===== 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-page);
            color: var(--text-primary);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a { color: var(--accent); text-decoration: none; transition: var(--transition); }
        a:hover { color: #fff; }
        img { max-width: 100%; height: auto; display: block; }
        button, input, textarea { font-family: inherit; }
        ul { list-style: none; }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--gap-sm);
        }
        @media (min-width: 768px) {
            .container { padding: 0 var(--gap); }
        }
        /* ===== Header Top Bar ===== */
        .header-top {
            background: #111;
            height: var(--header-top-h);
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border-color);
            font-size: 0.8rem;
            color: var(--text-weak);
        }
        .header-top .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            width: 100%;
        }
        .header-top .top-left span { margin-right: 20px; }
        .header-top .top-left i { margin-right: 6px; color: var(--accent); }
        .header-top .top-right a {
            color: var(--text-weak);
            margin-left: 16px;
            font-size: 0.8rem;
        }
        .header-top .top-right a:hover { color: var(--accent); }
        /* ===== Main Navigation ===== */
        .main-nav {
            background: rgba(13,13,13,0.98);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            height: var(--nav-h);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .main-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.5rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.5px;
        }
        .nav-logo span { color: var(--accent); }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-links a {
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            color: var(--text-secondary);
            font-size: 0.95rem;
            font-weight: 500;
            transition: var(--transition);
            position: relative;
        }
        .nav-links a i { margin-right: 6px; font-size: 0.9rem; }
        .nav-links a:hover,
        .nav-links a.active {
            color: #fff;
            background: rgba(229,9,20,0.15);
        }
        .nav-links a.active { color: var(--accent); }
        .nav-cta { margin-left: 12px; }
        .nav-toggle {
            display: none;
            font-size: 1.5rem;
            color: #fff;
            cursor: pointer;
            padding: 8px;
        }
        @media (max-width: 920px) {
            .nav-links {
                position: fixed;
                top: calc(var(--header-top-h) + var(--nav-h));
                left: 0;
                right: 0;
                background: rgba(13,13,13,0.99);
                backdrop-filter: blur(16px);
                flex-direction: column;
                padding: 24px var(--gap-sm);
                gap: 12px;
                border-bottom: 1px solid var(--border-color);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: var(--transition);
                box-shadow: var(--shadow);
            }
            .nav-links.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: all;
            }
            .nav-links a { width: 100%; text-align: center; padding: 12px; }
            .nav-toggle { display: block; }
            .nav-cta { display: none; }
        }
        @media (max-width: 480px) {
            .nav-logo { font-size: 1.2rem; }
            .header-top .top-left span { display: none; }
        }
        /* ===== Article Hero / Banner ===== */
        .article-hero {
            position: relative;
            padding: 80px 0 60px;
            background: var(--bg-hero);
            overflow: hidden;
        }
        .article-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            opacity: 0.2;
            z-index: 0;
        }
        .article-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(229,9,20,0.15) 0%, transparent 60%);
            z-index: 1;
        }
        .article-hero .container {
            position: relative;
            z-index: 2;
        }
        .article-hero .breadcrumb {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.9rem;
            color: var(--text-weak);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .article-hero .breadcrumb a { color: var(--text-weak); }
        .article-hero .breadcrumb a:hover { color: var(--accent); }
        .article-hero .breadcrumb span { color: var(--text-secondary); }
        .article-hero .article-meta {
            display: flex;
            align-items: center;
            gap: 24px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }
        .article-hero .article-meta i { margin-right: 6px; color: var(--accent); }
        .article-hero .article-category {
            display: inline-block;
            background: rgba(229,9,20,0.2);
            color: var(--primary-light);
            padding: 4px 16px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 12px;
        }
        .article-hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.3;
            color: #fff;
            max-width: 900px;
            text-shadow: 0 2px 20px rgba(0,0,0,0.5);
        }
        @media (max-width: 768px) {
            .article-hero { padding: 50px 0 40px; }
            .article-hero h1 { font-size: 1.8rem; }
            .article-hero .article-meta { gap: 12px; font-size: 0.8rem; }
        }
        @media (max-width: 480px) {
            .article-hero h1 { font-size: 1.4rem; }
        }
        /* ===== Article Content ===== */
        .article-section {
            padding: 60px 0 80px;
        }
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: var(--gap-lg);
        }
        .article-main {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 40px;
            border: 1px solid var(--border-color);
        }
        .article-body {
            font-size: 1.05rem;
            line-height: 1.9;
            color: var(--text-primary);
        }
        .article-body p {
            margin-bottom: 20px;
        }
        .article-body h2 {
            font-size: 1.6rem;
            font-weight: 700;
            margin: 40px 0 16px;
            color: #fff;
            border-left: 4px solid var(--accent);
            padding-left: 16px;
        }
        .article-body h3 {
            font-size: 1.25rem;
            font-weight: 600;
            margin: 32px 0 12px;
            color: var(--text-primary);
        }
        .article-body ul, .article-body ol {
            margin: 16px 0 24px;
            padding-left: 24px;
            color: var(--text-secondary);
        }
        .article-body li { margin-bottom: 8px; }
        .article-body ul li::marker { color: var(--accent); }
        .article-body a { color: var(--accent); text-decoration: underline; }
        .article-body a:hover { color: #fff; }
        .article-body img {
            border-radius: var(--radius-sm);
            margin: 24px 0;
            width: 100%;
            object-fit: cover;
        }
        .article-body blockquote {
            border-left: 4px solid var(--primary);
            background: rgba(229,9,20,0.08);
            padding: 16px 24px;
            margin: 24px 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-secondary);
            font-style: italic;
        }
        .article-body .highlight-box {
            background: var(--bg-elevated);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 20px 24px;
            margin: 24px 0;
        }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 40px;
            padding-top: 24px;
            border-top: 1px solid var(--border-color);
        }
        .article-tags .tag {
            display: inline-block;
            background: rgba(255,205,0,0.1);
            color: var(--accent);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 500;
            border: 1px solid rgba(255,205,0,0.2);
            transition: var(--transition);
        }
        .article-tags .tag:hover {
            background: rgba(255,205,0,0.2);
            transform: translateY(-2px);
        }
        .article-share {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-top: 32px;
            padding-top: 20px;
            border-top: 1px solid var(--border-color);
        }
        .article-share span { color: var(--text-weak); font-size: 0.9rem; }
        .article-share a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--bg-elevated);
            color: var(--text-secondary);
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .article-share a:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-3px);
        }
        /* ===== Sidebar ===== */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: var(--gap);
        }
        .sidebar-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 28px;
            border: 1px solid var(--border-color);
        }
        .sidebar-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .sidebar-card h3 i { color: var(--accent); }
        .sidebar-list li {
            padding: 12px 0;
            border-bottom: 1px solid var(--border-color);
        }
        .sidebar-list li:last-child { border-bottom: none; }
        .sidebar-list a {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.5;
        }
        .sidebar-list a:hover { color: #fff; }
        .sidebar-list a i {
            color: var(--accent);
            margin-top: 3px;
            font-size: 0.8rem;
            flex-shrink: 0;
        }
        .sidebar-list .side-date {
            font-size: 0.75rem;
            color: var(--text-weak);
            margin-top: 4px;
        }
        .sidebar-cta {
            text-align: center;
            padding: 32px 20px;
        }
        .sidebar-cta h4 {
            font-size: 1.2rem;
            color: #fff;
            margin-bottom: 8px;
        }
        .sidebar-cta p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            margin-bottom: 20px;
        }
        @media (max-width: 960px) {
            .article-layout {
                grid-template-columns: 1fr;
            }
            .article-main { padding: 24px; }
        }
        @media (max-width: 480px) {
            .article-main { padding: 16px; }
            .article-body { font-size: 0.95rem; }
            .article-body h2 { font-size: 1.3rem; }
        }
        /* ===== Related Posts ===== */
        .related-section {
            padding: 0 0 60px;
        }
        .related-section .section-title {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 28px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .related-section .section-title i { color: var(--accent); }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: var(--gap);
        }
        .related-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .related-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: var(--primary);
        }
        .related-card img {
            width: 100%;
            height: 170px;
            object-fit: cover;
        }
        .related-card .card-body {
            padding: 20px;
        }
        .related-card .card-body h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .card-body p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .card-meta {
            font-size: 0.75rem;
            color: var(--text-weak);
            margin-top: 12px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .related-card .card-meta i { margin-right: 4px; color: var(--accent); }
        /* ===== CTA ===== */
        .article-cta {
            background: linear-gradient(135deg, #1a0a0a, #0d0d0d);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            text-align: center;
            margin-top: 40px;
            position: relative;
            overflow: hidden;
        }
        .article-cta::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.08;
            z-index: 0;
        }
        .article-cta > * { position: relative; z-index: 1; }
        .article-cta h3 {
            font-size: 1.8rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .article-cta p {
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto 24px;
            font-size: 1rem;
        }
        .article-cta .btn-group {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.95rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 20px rgba(229,9,20,0.35);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 32px rgba(229,9,20,0.45);
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            color: var(--text-primary);
            border: 2px solid var(--border-light);
        }
        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent);
            transform: translateY(-2px);
        }
        .btn-accent {
            background: var(--accent);
            color: #111;
            box-shadow: 0 4px 20px rgba(255,205,0,0.3);
        }
        .btn-accent:hover {
            background: var(--accent-dark);
            transform: translateY(-2px);
            color: #111;
        }
        /* ===== Footer ===== */
        .footer {
            background: #0a0a0a;
            border-top: 1px solid var(--border-color);
            padding: 60px 0 30px;
            margin-top: 20px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: var(--gap);
            margin-bottom: 40px;
        }
        .footer-brand h3 {
            font-size: 1.6rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-brand h3 span { color: var(--accent); }
        .footer-brand p {
            color: var(--text-weak);
            font-size: 0.9rem;
            line-height: 1.8;
            max-width: 360px;
        }
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-col ul li { margin-bottom: 10px; }
        .footer-col ul li a {
            color: var(--text-weak);
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .footer-col ul li a:hover { color: var(--accent); padding-left: 4px; }
        .footer-bottom {
            border-top: 1px solid var(--border-color);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.85rem;
            color: var(--text-weak);
        }
        .footer-bottom a { color: var(--text-weak); }
        .footer-bottom a:hover { color: var(--accent); }
        @media (max-width: 900px) {
            .footer-grid { grid-template-columns: 1fr 1fr; }
            .footer-brand { grid-column: span 2; }
        }
        @media (max-width: 520px) {
            .footer-grid { grid-template-columns: 1fr; }
            .footer-brand { grid-column: span 1; }
            .footer-bottom { flex-direction: column; text-align: center; }
        }
        /* ===== Misc ===== */
        .not-found-box {
            text-align: center;
            padding: 80px 20px;
        }
        .not-found-box i {
            font-size: 4rem;
            color: var(--text-weak);
            margin-bottom: 20px;
        }
        .not-found-box h2 {
            font-size: 2rem;
            color: #fff;
            margin-bottom: 12px;
        }
        .not-found-box p {
            color: var(--text-secondary);
            margin-bottom: 24px;
        }
        /* ===== Loading shimmer ===== */
        @keyframes shimmer {
            0% { background-position: -200px 0; }
            100% { background-position: calc(200px + 100%) 0; }
        }
        .shimmer {
            background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-elevated) 50%, var(--bg-card) 75%);
            background-size: 200px 100%;
            animation: shimmer 1.5s infinite;
            border-radius: var(--radius-sm);
        }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #0b1a2e;
            --primary-light: #11253e;
            --primary-dark: #060f1a;
            --accent: #f0b429;
            --accent-light: #f5c84d;
            --accent-dark: #d49a1a;
            --bg-body: #f4f6f9;
            --bg-card: #ffffff;
            --bg-dark: #0b1a2e;
            --text-body: #1e293b;
            --text-light: #64748b;
            --text-white: #f1f5f9;
            --text-muted: #94a3b8;
            --border: #e2e8f0;
            --border-light: #f1f5f9;
            --radius: 14px;
            --radius-sm: 8px;
            --radius-lg: 20px;
            --shadow: 0 4px 20px rgba(11, 26, 46, 0.08);
            --shadow-hover: 0 12px 40px rgba(11, 26, 46, 0.15);
            --shadow-lg: 0 8px 40px rgba(11, 26, 46, 0.12);
            --transition: 0.30s cubic-bezier(0.4, 0, 0.2, 1);
            --font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            --container-width: 1200px;
            --header-height: 72px;
        }

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

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

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-body);
            background: var(--bg-body);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: var(--accent-dark);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--accent);
        }

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

        ul,
        ol {
            list-style: none;
        }

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

        /* ===== 导航 ===== */
        .main-nav {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: var(--header-height);
            background: rgba(11, 26, 46, 0.96);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(240, 180, 41, 0.15);
            z-index: 1000;
            transition: background var(--transition), box-shadow var(--transition);
        }

        .main-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-white);
            letter-spacing: -0.5px;
            transition: opacity var(--transition);
        }
        .nav-logo:hover {
            opacity: 0.88;
            color: var(--text-white);
        }
        .nav-logo i {
            font-size: 1.6rem;
            color: var(--accent);
        }
        .nav-logo span {
            color: var(--accent);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-links a {
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-muted);
            transition: background var(--transition), color var(--transition);
            white-space: nowrap;
        }
        .nav-links a i {
            margin-right: 6px;
            font-size: 0.85rem;
        }
        .nav-links a:hover {
            background: rgba(240, 180, 41, 0.08);
            color: var(--accent-light);
        }
        .nav-links a.active {
            background: rgba(240, 180, 41, 0.12);
            color: var(--accent);
            font-weight: 600;
        }

        .nav-cta .btn {
            border-radius: var(--radius-sm);
            font-weight: 600;
            letter-spacing: 0.3px;
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .nav-cta .btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(240, 180, 41, 0.30);
        }

        .nav-toggle {
            display: none;
            color: var(--text-white);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.06);
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 600;
            cursor: pointer;
            transition: background var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
            border: 2px solid transparent;
            background: transparent;
            color: var(--text-body);
        }
        .btn:focus-visible {
            outline: 3px solid var(--accent);
            outline-offset: 2px;
        }

        .btn-primary {
            background: var(--accent);
            color: var(--primary-dark);
            border-color: var(--accent);
        }
        .btn-primary:hover {
            background: var(--accent-light);
            border-color: var(--accent-light);
            color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(240, 180, 41, 0.35);
        }

        .btn-outline {
            background: transparent;
            color: var(--text-white);
            border-color: rgba(255, 255, 255, 0.30);
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: var(--accent);
            color: var(--accent);
            transform: translateY(-2px);
        }

        .btn-dark {
            background: var(--primary);
            color: var(--text-white);
            border-color: var(--primary);
        }
        .btn-dark:hover {
            background: var(--primary-light);
            color: var(--accent);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(11, 26, 46, 0.25);
        }

        /* ===== Hero / 页面标题区 ===== */
        .page-hero {
            position: relative;
            padding: 120px 0 80px;
            background: var(--primary-dark);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            min-height: 320px;
            display: flex;
            align-items: center;
            isolation: isolate;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 26, 46, 0.88) 0%, rgba(11, 26, 46, 0.70) 100%);
            z-index: 1;
            pointer-events: none;
        }
        .page-hero .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .page-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--text-white);
            line-height: 1.2;
            letter-spacing: -0.5px;
            margin-bottom: 16px;
        }
        .page-hero h1 span {
            color: var(--accent);
        }
        .page-hero p {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 680px;
            margin: 0 auto 24px;
            line-height: 1.7;
        }
        .page-hero .hero-badges {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
        }
        .page-hero .hero-badges .badge {
            background: rgba(240, 180, 41, 0.15);
            color: var(--accent-light);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.82rem;
            font-weight: 500;
            border: 1px solid rgba(240, 180, 41, 0.15);
        }

        /* ===== 板块通用 ===== */
        .section {
            padding: 80px 0;
        }
        .section-dark {
            background: var(--bg-dark);
            color: var(--text-white);
        }
        .section-muted {
            background: var(--border-light);
        }

        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header h2 {
            font-size: 2.2rem;
            font-weight: 700;
            letter-spacing: -0.3px;
            margin-bottom: 12px;
            color: var(--primary);
        }
        .section-dark .section-header h2 {
            color: var(--text-white);
        }
        .section-header p {
            font-size: 1.05rem;
            color: var(--text-light);
            max-width: 600px;
            margin: 0 auto;
        }
        .section-dark .section-header p {
            color: var(--text-muted);
        }
        .section-header .divider {
            width: 60px;
            height: 4px;
            background: var(--accent);
            border-radius: 4px;
            margin: 16px auto 0;
        }

        /* ===== 卡片网格 ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 28px;
        }

        .card {
            background: var(--bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: transform var(--transition), box-shadow var(--transition);
            border: 1px solid var(--border);
        }
        .card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }
        .card-img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
            display: block;
        }
        .card-body {
            padding: 24px;
        }
        .card-body h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--primary);
        }
        .card-body p {
            font-size: 0.92rem;
            color: var(--text-light);
            line-height: 1.6;
            margin-bottom: 12px;
        }
        .card-body .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 12px;
        }
        .card-body .card-tags .tag {
            background: rgba(240, 180, 41, 0.10);
            color: var(--accent-dark);
            padding: 4px 12px;
            border-radius: 12px;
            font-size: 0.75rem;
            font-weight: 500;
        }
        .card-body .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            color: var(--accent-dark);
            margin-top: 8px;
            font-size: 0.9rem;
            transition: gap var(--transition);
        }
        .card-body .card-link:hover {
            gap: 12px;
            color: var(--accent);
        }

        /* ===== 标签 ===== */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 600;
        }
        .badge-accent {
            background: var(--accent);
            color: var(--primary-dark);
        }
        .badge-outline {
            background: transparent;
            border: 1px solid var(--border);
            color: var(--text-light);
        }

        /* ===== 赛事分类板块（特色网格） ===== */
        .sport-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 24px;
        }
        .sport-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 28px 24px 24px;
            text-align: center;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .sport-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .sport-card .icon-wrap {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: rgba(240, 180, 41, 0.10);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.8rem;
            color: var(--accent);
            transition: transform var(--transition), background var(--transition);
        }
        .sport-card:hover .icon-wrap {
            transform: scale(1.08);
            background: rgba(240, 180, 41, 0.18);
        }
        .sport-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 6px;
        }
        .sport-card p {
            font-size: 0.88rem;
            color: var(--text-light);
            line-height: 1.6;
            margin-bottom: 12px;
        }
        .sport-card .sport-stat {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-top: 12px;
            padding-top: 12px;
            border-top: 1px solid var(--border-light);
        }
        .sport-card .sport-stat span {
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .sport-card .sport-stat strong {
            display: block;
            font-size: 1.1rem;
            color: var(--primary);
            font-weight: 700;
        }

        /* ===== 流程 / 指南步骤 ===== */
        .steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 32px;
            counter-reset: step-counter;
        }
        .step-item {
            text-align: center;
            counter-increment: step-counter;
            position: relative;
        }
        .step-item::before {
            content: counter(step-counter);
            display: flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--accent);
            color: var(--primary-dark);
            font-size: 1.3rem;
            font-weight: 800;
            margin: 0 auto 16px;
            transition: transform var(--transition);
        }
        .step-item:hover::before {
            transform: scale(1.12);
        }
        .step-item h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 6px;
        }
        .step-item p {
            font-size: 0.88rem;
            color: var(--text-light);
            line-height: 1.6;
        }
        .section-dark .step-item h4 {
            color: var(--text-white);
        }
        .section-dark .step-item p {
            color: var(--text-muted);
        }

        /* ===== 热门赛事列表 ===== */
        .event-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .event-item {
            display: flex;
            align-items: center;
            gap: 20px;
            background: var(--bg-card);
            padding: 18px 24px;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .event-item:hover {
            transform: translateX(6px);
            box-shadow: var(--shadow-hover);
        }
        .event-item .event-time {
            background: var(--accent);
            color: var(--primary-dark);
            padding: 6px 14px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.85rem;
            white-space: nowrap;
            min-width: 80px;
            text-align: center;
        }
        .event-item .event-info {
            flex: 1;
        }
        .event-item .event-info h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 2px;
        }
        .event-item .event-info p {
            font-size: 0.82rem;
            color: var(--text-light);
        }
        .event-item .event-badge {
            font-size: 0.75rem;
            padding: 4px 12px;
            border-radius: 12px;
            background: rgba(240, 180, 41, 0.10);
            color: var(--accent-dark);
            font-weight: 500;
            white-space: nowrap;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: box-shadow var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow);
        }
        .faq-question {
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--primary);
            background: transparent;
            transition: background var(--transition);
            width: 100%;
            text-align: left;
            border: none;
        }
        .faq-question:hover {
            background: rgba(240, 180, 41, 0.04);
        }
        .faq-question i {
            color: var(--accent);
            transition: transform var(--transition);
            font-size: 0.9rem;
        }
        .faq-answer {
            padding: 0 24px 18px;
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        /* ===== CTA ===== */
        .cta-block {
            background: var(--primary-dark);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            padding: 80px 0;
            text-align: center;
            position: relative;
            isolation: isolate;
        }
        .cta-block::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 26, 46, 0.88) 0%, rgba(11, 26, 46, 0.72) 100%);
            z-index: 1;
            pointer-events: none;
        }
        .cta-block .container {
            position: relative;
            z-index: 2;
        }
        .cta-block h2 {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 12px;
        }
        .cta-block p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.70);
            max-width: 560px;
            margin: 0 auto 28px;
        }
        .cta-block .btn-group {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px;
        }

        /* ===== 页脚 ===== */
        .footer {
            background: var(--primary-dark);
            color: var(--text-muted);
            padding: 60px 0 30px;
            border-top: 1px solid rgba(240, 180, 41, 0.08);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand h3 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 12px;
        }
        .footer-brand h3 span {
            color: var(--accent);
        }
        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.7;
            color: var(--text-muted);
            max-width: 340px;
        }
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 0.88rem;
            transition: color var(--transition), padding-left var(--transition);
            display: inline-block;
        }
        .footer-col ul li a:hover {
            color: var(--accent-light);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 0.82rem;
            color: var(--text-muted);
        }
        .footer-bottom a {
            color: var(--text-muted);
        }
        .footer-bottom a:hover {
            color: var(--accent-light);
        }
        .footer-bottom span+span {
            margin-left: 8px;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .page-hero h1 {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 64px;
            }
            .nav-links {
                position: fixed;
                top: var(--header-height);
                left: 0;
                width: 100%;
                background: rgba(11, 26, 46, 0.98);
                backdrop-filter: blur(16px);
                -webkit-backdrop-filter: blur(16px);
                flex-direction: column;
                padding: 20px 24px;
                gap: 8px;
                border-bottom: 1px solid rgba(240, 180, 41, 0.10);
                transform: translateY(-120%);
                opacity: 0;
                transition: transform 0.40s ease, opacity 0.40s ease;
                pointer-events: none;
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.30);
                border-radius: 0 0 var(--radius) var(--radius);
            }
            .nav-links.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .nav-links a {
                padding: 12px 16px;
                font-size: 1rem;
                width: 100%;
                border-radius: var(--radius-sm);
            }
            .nav-toggle {
                display: block;
            }
            .nav-cta {
                display: none;
            }
            .page-hero {
                padding: 100px 0 60px;
                min-height: 260px;
            }
            .page-hero h1 {
                font-size: 1.8rem;
            }
            .page-hero p {
                font-size: 0.95rem;
            }
            .section {
                padding: 56px 0;
            }
            .section-header h2 {
                font-size: 1.7rem;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .sport-grid {
                grid-template-columns: 1fr 1fr;
            }
            .steps {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .event-item {
                flex-wrap: wrap;
                gap: 12px;
                padding: 16px;
            }
            .event-item .event-time {
                min-width: 70px;
                font-size: 0.78rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .cta-block h2 {
                font-size: 1.7rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .page-hero h1 {
                font-size: 1.5rem;
            }
            .sport-grid {
                grid-template-columns: 1fr;
            }
            .steps {
                grid-template-columns: 1fr;
            }
            .section-header h2 {
                font-size: 1.4rem;
            }
            .event-item .event-info h4 {
                font-size: 0.9rem;
            }
            .btn {
                padding: 10px 20px;
                font-size: 0.85rem;
            }
        }

        /* ===== 工具类 ===== */
        .text-center {
            text-align: center;
        }
        .mt-16 {
            margin-top: 16px;
        }
        .mt-24 {
            margin-top: 24px;
        }
        .mb-16 {
            margin-bottom: 16px;
        }
        .gap-12 {
            gap: 12px;
        }
        .flex-center {
            display: flex;
            justify-content: center;
            align-items: center;
        }
        .flex-wrap {
            flex-wrap: wrap;
        }