/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --color-primary: #0b1a30;
            --color-primary-light: #132a4a;
            --color-accent: #f0b429;
            --color-accent-hover: #d9a220;
            --color-accent-light: #fef3d6;
            --color-dark: #070f1a;
            --color-bg: #f5f7fa;
            --color-bg-alt: #eef1f5;
            --color-card: #ffffff;
            --color-text: #1a2332;
            --color-text-light: #5a6a7a;
            --color-text-muted: #8a9aaa;
            --color-border: #e2e6ed;
            --color-border-light: #f0f2f5;
            --color-success: #22c55e;
            --color-danger: #ef4444;
            --color-warning: #f59e0b;
            --color-info: #3b82f6;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
            --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
            --shadow-lg: 0 12px 40px rgba(0,0,0,0.10);
            --shadow-xl: 0 24px 60px rgba(0,0,0,0.14);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --spacing-xs: 0.25rem;
            --spacing-sm: 0.5rem;
            --spacing-md: 1rem;
            --spacing-lg: 2rem;
            --spacing-xl: 4rem;
            --spacing-2xl: 6rem;
            --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; font-size: 16px; }
        body {
            font-family: var(--font-sans);
            color: var(--color-text);
            background: var(--color-bg);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a { color: var(--color-accent); text-decoration: none; transition: color var(--transition); }
        a:hover { color: var(--color-accent-hover); }
        a:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 2px; }
        img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-sm); }
        ul, ol { list-style: none; }
        button, input, select, textarea { font-family: inherit; font-size: inherit; }
        button { cursor: pointer; border: none; background: none; }
        h1, h2, h3, h4, h5, h6 { line-height: 1.25; font-weight: 700; color: var(--color-primary); }
        h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
        h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
        h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
        h4 { font-size: 1.15rem; }
        p { margin-bottom: var(--spacing-md); color: var(--color-text-light); }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 var(--spacing-lg); }
        .section { padding: var(--spacing-xl) 0; }
        .section-alt { background: var(--color-bg-alt); }
        .section-dark { background: var(--color-primary); color: #fff; }
        .section-dark h2, .section-dark h3, .section-dark p { color: #fff; }
        .section-dark .text-muted { color: rgba(255,255,255,0.65); }
        .text-center { text-align: center; }
        .text-muted { color: var(--color-text-muted); }
        .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex; align-items: center; gap: var(--spacing-sm);
            padding: 0.7rem 1.8rem; border-radius: var(--radius-md);
            font-weight: 600; font-size: 0.95rem; line-height: 1.4;
            transition: all var(--transition); border: 2px solid transparent;
        }
        .btn-primary {
            background: var(--color-accent); color: var(--color-primary);
            border-color: var(--color-accent);
        }
        .btn-primary:hover {
            background: var(--color-accent-hover); border-color: var(--color-accent-hover);
            color: var(--color-primary); transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(240, 180, 41, 0.35);
        }
        .btn-primary:active { transform: translateY(0); box-shadow: 0 4px 12px rgba(240, 180, 41, 0.25); }
        .btn-outline {
            background: transparent; color: var(--color-accent);
            border-color: var(--color-accent);
        }
        .btn-outline:hover {
            background: var(--color-accent); color: var(--color-primary);
            transform: translateY(-2px); box-shadow: 0 8px 24px rgba(240, 180, 41, 0.2);
        }
        .btn-outline-dark {
            background: transparent; color: #fff;
            border-color: rgba(255,255,255,0.5);
        }
        .btn-outline-dark:hover {
            background: rgba(255,255,255,0.1); border-color: #fff;
            transform: translateY(-2px);
        }
        .btn-lg { padding: 1rem 2.5rem; font-size: 1.1rem; border-radius: var(--radius-lg); }
        .btn-sm { padding: 0.45rem 1.2rem; font-size: 0.85rem; border-radius: var(--radius-sm); }
        .btn .fa { font-size: 0.9em; }

        /* ===== 导航 ===== */
        .site-header {
            background: var(--color-primary);
            position: sticky; top: 0; z-index: 1000;
            box-shadow: 0 2px 20px rgba(0,0,0,0.2);
            border-bottom: 1px solid rgba(255,255,255,0.05);
        }
        .header-inner {
            display: flex; align-items: center; justify-content: space-between;
            padding: 0 var(--spacing-lg); height: 68px;
            max-width: 1200px; margin: 0 auto;
        }
        .site-logo {
            font-size: 1.35rem; font-weight: 800; letter-spacing: -0.02em;
            color: #fff; display: flex; align-items: center; gap: 0.4rem;
            white-space: nowrap;
        }
        .site-logo .logo-icon {
            width: 36px; height: 36px; border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-accent), #f59e0b);
            display: flex; align-items: center; justify-content: center;
            font-size: 1.1rem; color: var(--color-primary); font-weight: 900;
        }
        .site-logo:hover { color: var(--color-accent); }
        .nav-main { display: flex; align-items: center; gap: var(--spacing-xs); }
        .nav-main a {
            color: rgba(255,255,255,0.8); padding: 0.5rem 1rem;
            border-radius: var(--radius-sm); font-weight: 500; font-size: 0.92rem;
            transition: all var(--transition); position: relative;
        }
        .nav-main a:hover { color: #fff; background: rgba(255,255,255,0.08); }
        .nav-main a.active {
            color: var(--color-accent); background: rgba(240, 180, 41, 0.12);
        }
        .nav-main a.active::after {
            content: ''; position: absolute; bottom: 2px; left: 50%;
            transform: translateX(-50%); width: 20px; height: 3px;
            background: var(--color-accent); border-radius: 2px;
        }
        .mega-trigger {
            position: relative; cursor: pointer;
        }
        .mega-trigger > a { display: flex; align-items: center; gap: 0.3rem; }
        .mega-panel {
            position: absolute; top: 100%; left: 50%; transform: translateX(-50%) translateY(8px);
            background: #fff; border-radius: var(--radius-md);
            box-shadow: var(--shadow-xl); padding: var(--spacing-lg);
            min-width: 480px; opacity: 0; visibility: hidden;
            transition: all var(--transition); pointer-events: none;
            border: 1px solid var(--color-border);
        }
        .mega-trigger:hover .mega-panel,
        .mega-trigger:focus-within .mega-panel {
            opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0);
            pointer-events: auto;
        }
        .mega-panel-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--spacing-md); }
        .mega-panel-item {
            display: flex; align-items: center; gap: var(--spacing-sm);
            padding: var(--spacing-sm); border-radius: var(--radius-sm);
            transition: background var(--transition); color: var(--color-text);
        }
        .mega-panel-item:hover { background: var(--color-bg-alt); color: var(--color-accent); }
        .mega-panel-item .item-icon {
            width: 40px; height: 40px; border-radius: var(--radius-sm);
            background: var(--color-accent-light); display: flex;
            align-items: center; justify-content: center; color: var(--color-accent);
            font-size: 1.2rem; flex-shrink: 0;
        }
        .mega-panel-item .item-text { font-weight: 600; font-size: 0.9rem; }
        .mega-panel-item .item-sub { font-size: 0.78rem; color: var(--color-text-muted); }
        .mega-panel-title {
            font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.08em;
            color: var(--color-text-muted); font-weight: 600; margin-bottom: var(--spacing-sm);
        }
        .nav-cta .btn { padding: 0.45rem 1.2rem; font-size: 0.85rem; border-radius: var(--radius-sm); }

        /* 移动端导航 */
        .nav-toggle { display: none; color: #fff; font-size: 1.4rem; padding: 0.3rem; }
        .mobile-nav {
            display: none; position: fixed; top: 68px; left: 0; right: 0; bottom: 0;
            background: var(--color-primary); z-index: 999;
            padding: var(--spacing-lg); overflow-y: auto;
            flex-direction: column; gap: var(--spacing-sm);
        }
        .mobile-nav.open { display: flex; }
        .mobile-nav a {
            color: rgba(255,255,255,0.85); padding: 0.8rem 1rem;
            border-radius: var(--radius-sm); font-size: 1.1rem; font-weight: 500;
            border-bottom: 1px solid rgba(255,255,255,0.06);
        }
        .mobile-nav a:hover { background: rgba(255,255,255,0.06); color: var(--color-accent); }
        .mobile-nav a.active { color: var(--color-accent); background: rgba(240, 180, 41, 0.1); }

        /* ===== Hero 首屏 ===== */
        .hero {
            background: linear-gradient(160deg, var(--color-dark) 0%, var(--color-primary) 50%, var(--color-primary-light) 100%);
            padding: var(--spacing-2xl) 0; position: relative; overflow: hidden;
            min-height: 70vh; display: flex; align-items: center;
        }
        .hero::before {
            content: ''; position: absolute; inset: 0;
            background: radial-gradient(ellipse at 30% 70%, rgba(240, 180, 41, 0.08) 0%, transparent 60%),
                        radial-gradient(ellipse at 80% 20%, rgba(59, 130, 246, 0.06) 0%, transparent 50%);
            pointer-events: none;
        }
        .hero .container { position: relative; z-index: 1; }
        .hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--spacing-xl); align-items: center; }
        .hero-badge {
            display: inline-flex; align-items: center; gap: 0.4rem;
            background: rgba(240, 180, 41, 0.15); color: var(--color-accent);
            padding: 0.35rem 1rem; border-radius: 50px; font-size: 0.82rem; font-weight: 600;
            margin-bottom: var(--spacing-md); border: 1px solid rgba(240, 180, 41, 0.2);
        }
        .hero-badge .fa { font-size: 0.7rem; }
        .hero h1 { color: #fff; font-weight: 800; letter-spacing: -0.02em; margin-bottom: var(--spacing-md); }
        .hero h1 .highlight { color: var(--color-accent); }
        .hero p { color: rgba(255,255,255,0.7); font-size: 1.1rem; max-width: 540px; margin-bottom: var(--spacing-lg); }
        .hero-actions { display: flex; gap: var(--spacing-md); flex-wrap: wrap; }
        .hero-stats {
            display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-md);
            background: rgba(255,255,255,0.04); border-radius: var(--radius-lg);
            padding: var(--spacing-lg); border: 1px solid rgba(255,255,255,0.06);
            backdrop-filter: blur(10px);
        }
        .hero-stat { text-align: center; }
        .hero-stat .num { font-size: 2rem; font-weight: 800; color: var(--color-accent); line-height: 1.2; }
        .hero-stat .label { font-size: 0.85rem; color: rgba(255,255,255,0.55); margin-top: 0.2rem; }
        .hero-visual {
            display: flex; justify-content: center; align-items: center;
            position: relative;
        }
        .hero-card-stack {
            position: relative; width: 100%; max-width: 420px;
            aspect-ratio: 4/3;
        }
        .hero-card-item {
            position: absolute; background: rgba(255,255,255,0.05);
            border-radius: var(--radius-md); padding: var(--spacing-md);
            border: 1px solid rgba(255,255,255,0.08);
            backdrop-filter: blur(12px); width: 80%;
            transition: transform var(--transition);
        }
        .hero-card-item:nth-child(1) { top: 0; right: 0; transform: rotate(3deg); }
        .hero-card-item:nth-child(2) { bottom: 0; left: 0; transform: rotate(-2deg); }
        .hero-card-item:nth-child(3) { top: 40%; left: 10%; transform: rotate(0); }
        .hero-card-item:hover { transform: rotate(0) scale(1.02); }
        .hero-card-item .card-label { color: var(--color-accent); font-size: 0.75rem; font-weight: 600; text-transform: uppercase; }
        .hero-card-item .card-value { color: #fff; font-size: 1.6rem; font-weight: 700; }
        .hero-card-item .card-desc { color: rgba(255,255,255,0.5); font-size: 0.8rem; }

        /* ===== 板块通用 ===== */
        .section-title { text-align: center; margin-bottom: var(--spacing-xl); }
        .section-title h2 { margin-bottom: var(--spacing-sm); }
        .section-title p { max-width: 600px; margin: 0 auto; color: var(--color-text-muted); }

        /* ===== 卡片 ===== */
        .card {
            background: var(--color-card); border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm); border: 1px solid var(--color-border);
            overflow: hidden; transition: all var(--transition);
        }
        .card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); border-color: transparent; }
        .card-body { padding: var(--spacing-lg); }
        .card-image { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
        .card-tag {
            display: inline-block; padding: 0.15rem 0.6rem; border-radius: 50px;
            font-size: 0.72rem; font-weight: 600; background: var(--color-accent-light);
            color: var(--color-accent); margin-bottom: var(--spacing-sm);
        }
        .card h3 { font-size: 1.1rem; margin-bottom: var(--spacing-sm); }
        .card p { font-size: 0.9rem; color: var(--color-text-light); margin-bottom: 0; }
        .card-footer { padding: var(--spacing-md) var(--spacing-lg); border-top: 1px solid var(--color-border-light); display: flex; justify-content: space-between; align-items: center; font-size: 0.82rem; color: var(--color-text-muted); }

        /* ===== 网格 ===== */
        .grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--spacing-lg); }
        .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-lg); }
        .grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--spacing-lg); }

        /* ===== 特色功能卡片 ===== */
        .feature-card { text-align: center; padding: var(--spacing-lg); }
        .feature-icon {
            width: 60px; height: 60px; border-radius: var(--radius-md);
            background: var(--color-accent-light); display: flex;
            align-items: center; justify-content: center; margin: 0 auto var(--spacing-md);
            font-size: 1.6rem; color: var(--color-accent);
        }

        /* ===== 数据统计 ===== */
        .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--spacing-lg); }
        .stat-card {
            text-align: center; padding: var(--spacing-lg);
            background: rgba(255,255,255,0.04); border-radius: var(--radius-md);
            border: 1px solid rgba(255,255,255,0.06);
            transition: background var(--transition);
        }
        .stat-card:hover { background: rgba(255,255,255,0.08); }
        .stat-card .num { font-size: 2.4rem; font-weight: 800; color: var(--color-accent); }
        .stat-card .label { font-size: 0.9rem; color: rgba(255,255,255,0.6); margin-top: 0.3rem; }

        /* ===== 分类入口 ===== */
        .category-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--spacing-md); }
        .category-card {
            background: var(--color-card); border-radius: var(--radius-md);
            padding: var(--spacing-lg); text-align: center;
            border: 1px solid var(--color-border); cursor: pointer;
            transition: all var(--transition);
        }
        .category-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); border-color: transparent; }
        .category-card .cat-icon {
            width: 56px; height: 56px; border-radius: var(--radius-md);
            margin: 0 auto var(--spacing-sm);
            display: flex; align-items: center; justify-content: center;
            font-size: 1.5rem; color: #fff;
        }
        .category-card h4 { font-size: 1rem; margin-bottom: 0.2rem; }
        .category-card p { font-size: 0.8rem; color: var(--color-text-muted); margin: 0; }

        /* ===== 资讯列表区域 ===== */
        .news-list { display: flex; flex-direction: column; gap: var(--spacing-md); }
        .news-item {
            display: flex; gap: var(--spacing-md); padding: var(--spacing-md);
            background: var(--color-card); border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            transition: all var(--transition); align-items: flex-start;
        }
        .news-item:hover { box-shadow: var(--shadow-md); transform: translateX(4px); border-color: transparent; }
        .news-item .news-thumb {
            width: 100px; height: 72px; border-radius: var(--radius-sm);
            background: var(--color-bg-alt); flex-shrink: 0; overflow: hidden;
        }
        .news-item .news-thumb img { width: 100%; height: 100%; object-fit: cover; }
        .news-item .news-info { flex: 1; min-width: 0; }
        .news-item .news-info h3 { font-size: 1rem; margin-bottom: 0.2rem; }
        .news-item .news-info p { font-size: 0.85rem; color: var(--color-text-muted); margin: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
        .news-item .news-meta { font-size: 0.75rem; color: var(--color-text-muted); display: flex; gap: var(--spacing-sm); margin-top: 0.3rem; }

        /* ===== 流程步骤 ===== */
        .steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--spacing-lg); position: relative; }
        .steps::before {
            content: ''; position: absolute; top: 32px; left: 12%; right: 12%;
            height: 2px; background: var(--color-border); z-index: 0;
        }
        .step { text-align: center; position: relative; z-index: 1; }
        .step-num {
            width: 64px; height: 64px; border-radius: 50%;
            background: var(--color-accent); color: var(--color-primary);
            display: flex; align-items: center; justify-content: center;
            margin: 0 auto var(--spacing-md); font-size: 1.4rem; font-weight: 800;
        }
        .step h4 { margin-bottom: 0.3rem; }
        .step p { font-size: 0.85rem; color: var(--color-text-muted); margin: 0; }

        /* ===== FAQ ===== */
        .faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: var(--spacing-sm); }
        .faq-item {
            background: var(--color-card); border-radius: var(--radius-md);
            border: 1px solid var(--color-border); overflow: hidden;
            transition: border-color var(--transition);
        }
        .faq-item:hover { border-color: var(--color-accent); }
        .faq-question {
            padding: var(--spacing-md) var(--spacing-lg); font-weight: 600;
            font-size: 1rem; cursor: pointer; display: flex;
            justify-content: space-between; align-items: center;
            color: var(--color-text);
        }
        .faq-question .fa { color: var(--color-accent); transition: transform var(--transition); }
        .faq-item.open .faq-question .fa { transform: rotate(180deg); }
        .faq-answer {
            padding: 0 var(--spacing-lg) var(--spacing-md);
            font-size: 0.92rem; color: var(--color-text-light); line-height: 1.7;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(160deg, var(--color-primary) 0%, var(--color-dark) 100%);
            padding: var(--spacing-2xl) 0; text-align: center;
        }
        .cta-section h2 { color: #fff; font-size: clamp(1.6rem, 3vw, 2.4rem); }
        .cta-section p { color: rgba(255,255,255,0.65); max-width: 560px; margin: var(--spacing-md) auto var(--spacing-lg); }
        .cta-actions { display: flex; gap: var(--spacing-md); justify-content: center; flex-wrap: wrap; }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--color-dark); color: rgba(255,255,255,0.7);
            padding: var(--spacing-xl) 0 var(--spacing-lg);
        }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--spacing-xl); }
        .footer-brand .site-logo { margin-bottom: var(--spacing-sm); }
        .footer-brand p { font-size: 0.88rem; color: rgba(255,255,255,0.5); }
        .footer-col h4 { color: #fff; font-size: 0.95rem; margin-bottom: var(--spacing-md); }
        .footer-col ul { display: flex; flex-direction: column; gap: var(--spacing-xs); }
        .footer-col a { color: rgba(255,255,255,0.55); font-size: 0.88rem; transition: color var(--transition); }
        .footer-col a:hover { color: var(--color-accent); }
        .footer-bottom {
            margin-top: var(--spacing-xl); padding-top: var(--spacing-lg);
            border-top: 1px solid rgba(255,255,255,0.06);
            display: flex; justify-content: space-between; align-items: center;
            flex-wrap: wrap; gap: var(--spacing-sm);
            font-size: 0.82rem; color: rgba(255,255,255,0.4);
        }
        .footer-social { display: flex; gap: var(--spacing-sm); }
        .footer-social a {
            width: 36px; height: 36px; border-radius: 50%;
            background: rgba(255,255,255,0.06); display: flex;
            align-items: center; justify-content: center;
            color: rgba(255,255,255,0.5); transition: all var(--transition);
        }
        .footer-social a:hover { background: var(--color-accent); color: var(--color-primary); }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .grid-4 { grid-template-columns: repeat(2, 1fr); }
            .stats-grid { grid-template-columns: repeat(2, 1fr); }
            .category-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: 1fr 1fr; }
            .steps { grid-template-columns: repeat(2, 1fr); }
            .steps::before { display: none; }
            .hero-grid { grid-template-columns: 1fr; gap: var(--spacing-lg); }
            .hero-stats { max-width: 480px; margin: 0 auto; }
            .hero-visual { order: -1; }
            .hero-card-stack { max-width: 320px; margin: 0 auto; }
        }

        @media (max-width: 768px) {
            :root { --spacing-xl: 2.5rem; --spacing-2xl: 3.5rem; }
            .nav-main, .nav-cta { display: none; }
            .nav-toggle { display: block; }
            .header-inner { padding: 0 var(--spacing-md); }
            .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
            .stats-grid { grid-template-columns: repeat(2, 1fr); }
            .category-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: 1fr; }
            .steps { grid-template-columns: 1fr; }
            .mega-panel { display: none; }
            .hero h1 { font-size: 1.8rem; }
            .hero p { font-size: 1rem; }
            .hero-actions { flex-direction: column; align-items: stretch; }
            .hero-actions .btn { justify-content: center; }
            .news-item { flex-direction: column; }
            .news-item .news-thumb { width: 100%; height: 140px; }
            .footer-bottom { flex-direction: column; text-align: center; }
        }

        @media (max-width: 520px) {
            .container { padding: 0 var(--spacing-md); }
            .category-grid { grid-template-columns: 1fr 1fr; }
            .stats-grid { grid-template-columns: 1fr 1fr; }
            .hero-stats { grid-template-columns: 1fr; padding: var(--spacing-md); }
            .hero-stat .num { font-size: 1.6rem; }
            .section { padding: var(--spacing-lg) 0; }
            .site-logo { font-size: 1.1rem; }
            .site-logo .logo-icon { width: 30px; height: 30px; font-size: 0.9rem; }
        }

        /* ===== 工具类 ===== */
        .gap-sm { gap: var(--spacing-sm); }
        .gap-md { gap: var(--spacing-md); }
        .gap-lg { gap: var(--spacing-lg); }
        .mt-lg { margin-top: var(--spacing-lg); }
        .mb-lg { margin-bottom: var(--spacing-lg); }
        .flex-center { display: flex; align-items: center; justify-content: center; }
        .flex-between { display: flex; align-items: center; justify-content: space-between; }
        .w-full { width: 100%; }

        /* ===== 标签 ===== */
        .tag {
            display: inline-block; padding: 0.2rem 0.7rem; border-radius: 50px;
            font-size: 0.72rem; font-weight: 600; background: var(--color-bg-alt);
            color: var(--color-text-light); transition: all var(--transition);
        }
        .tag:hover { background: var(--color-accent); color: var(--color-primary); }
        .tag-hot { background: rgba(239, 68, 68, 0.1); color: var(--color-danger); }
        .tag-new { background: rgba(34, 197, 94, 0.1); color: var(--color-success); }

        /* ===== 分隔线 ===== */
        .divider { height: 1px; background: var(--color-border); margin: var(--spacing-lg) 0; }
        .divider-light { background: rgba(255,255,255,0.06); }

        /* ===== 动画 ===== */
        @keyframes fadeUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
        .animate-fade-up { animation: fadeUp 0.6s ease-out both; }
        .delay-1 { animation-delay: 0.1s; }
        .delay-2 { animation-delay: 0.2s; }
        .delay-3 { animation-delay: 0.3s; }
        .delay-4 { animation-delay: 0.4s; }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #e63946;
            --primary-dark: #c1121f;
            --primary-light: #ff6b6b;
            --secondary: #1d3557;
            --secondary-light: #2a4a7f;
            --accent: #f4a261;
            --bg-body: #f8f9fa;
            --bg-dark: #0d1b2a;
            --bg-card: #ffffff;
            --bg-section-alt: #f0f2f5;
            --text-primary: #1a1a2e;
            --text-secondary: #4a4a6a;
            --text-light: #6c757d;
            --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 16px 48px rgba(0,0,0,0.14);
            --shadow-hover: 0 12px 36px rgba(230,57,70,0.18);
            --spacing-xs: 0.35rem;
            --spacing-sm: 0.75rem;
            --spacing-md: 1.5rem;
            --spacing-lg: 3rem;
            --spacing-xl: 5rem;
            --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --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-family);
            background: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: var(--primary); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--primary-dark); }
        ul, ol { list-style: none; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 var(--spacing-md); }
        .container-fluid { width: 100%; padding: 0 var(--spacing-md); }

        /* ===== Typography ===== */
        h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.25; color: var(--text-primary); }
        h1 { font-size: 2.75rem; letter-spacing: -0.02em; }
        h2 { font-size: 2.1rem; letter-spacing: -0.01em; }
        h3 { font-size: 1.5rem; }
        h4 { font-size: 1.2rem; }
        p { margin-bottom: var(--spacing-sm); color: var(--text-secondary); }
        .section-title { text-align: center; margin-bottom: var(--spacing-lg); }
        .section-title h2 { position: relative; display: inline-block; }
        .section-title h2::after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background: var(--primary);
            border-radius: 2px;
            margin: var(--spacing-sm) auto 0;
        }
        .section-title p { max-width: 640px; margin: var(--spacing-sm) auto 0; font-size: 1.1rem; }

        /* ===== Header & Navigation ===== */
        .site-header {
            background: var(--bg-dark);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(0,0,0,0.3);
            border-bottom: 2px solid var(--primary);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            padding: 0 var(--spacing-md);
            max-width: 1200px;
            margin: 0 auto;
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--text-white);
            letter-spacing: -0.02em;
        }
        .site-logo .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--primary);
            color: #fff;
            border-radius: 10px;
            font-size: 1.2rem;
            font-weight: 800;
            box-shadow: 0 4px 12px rgba(230,57,70,0.35);
        }
        .site-logo:hover { color: var(--text-white); opacity: 0.92; }
        .nav-main { display: flex; align-items: center; gap: 0.25rem; }
        .nav-main > a {
            color: rgba(255,255,255,0.75);
            padding: 0.5rem 1rem;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 500;
            transition: var(--transition);
            position: relative;
        }
        .nav-main > a:hover { color: #fff; background: rgba(255,255,255,0.08); }
        .nav-main > a.active { color: #fff; background: var(--primary); }
        .nav-main > a.active::after { display: none; }
        .mega-trigger { position: relative; }
        .mega-trigger > a {
            color: rgba(255,255,255,0.75);
            padding: 0.5rem 1rem;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 500;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 0.35rem;
            cursor: pointer;
        }
        .mega-trigger > a:hover { color: #fff; background: rgba(255,255,255,0.08); }
        .mega-panel {
            position: absolute;
            top: 100%;
            left: 50%;
            transform: translateX(-50%) translateY(8px);
            background: #fff;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-lg);
            padding: var(--spacing-md);
            min-width: 560px;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
            pointer-events: none;
            border: 1px solid var(--border-color);
            margin-top: 8px;
        }
        .mega-trigger:hover .mega-panel,
        .mega-trigger:focus-within .mega-panel {
            opacity: 1;
            visibility: visible;
            pointer-events: auto;
            transform: translateX(-50%) translateY(0);
        }
        .mega-panel-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--spacing-md); }
        .mega-panel-title {
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--text-light);
            margin-bottom: var(--spacing-sm);
            padding-bottom: var(--spacing-xs);
            border-bottom: 2px solid var(--primary);
        }
        .mega-panel-item {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            padding: 0.6rem 0.75rem;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            color: var(--text-primary);
        }
        .mega-panel-item:hover { background: rgba(230,57,70,0.06); color: var(--primary); transform: translateX(4px); }
        .mega-panel-item .item-icon { font-size: 1.2rem; color: var(--primary); width: 28px; text-align: center; }
        .mega-panel-item .item-text { font-weight: 600; font-size: 0.95rem; }
        .mega-panel-item .item-sub { font-size: 0.75rem; color: var(--text-light); font-weight: 400; }
        .nav-cta {
            background: var(--primary);
            color: #fff !important;
            padding: 0.5rem 1.25rem !important;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            transition: var(--transition);
            box-shadow: 0 4px 14px rgba(230,57,70,0.3);
        }
        .nav-cta:hover { background: var(--primary-dark) !important; box-shadow: 0 6px 20px rgba(230,57,70,0.45) !important; transform: translateY(-1px); }

        /* Mobile nav toggle */
        .nav-toggle { display: none; background: none; border: none; color: #fff; font-size: 1.5rem; cursor: pointer; padding: 0.25rem; }
        @media (max-width: 1024px) {
            .nav-toggle { display: block; }
            .nav-main { display: none; flex-direction: column; position: absolute; top: 68px; left: 0; right: 0; background: var(--bg-dark); padding: var(--spacing-md); gap: 0.5rem; border-top: 1px solid rgba(255,255,255,0.08); box-shadow: var(--shadow-lg); }
            .nav-main.open { display: flex; }
            .nav-main > a, .mega-trigger > a { width: 100%; padding: 0.75rem 1rem; }
            .mega-panel { position: static; transform: none; min-width: auto; box-shadow: none; padding: var(--spacing-sm) 0 0 var(--spacing-md); background: transparent; border: none; opacity: 1; visibility: visible; pointer-events: auto; margin-top: 0; }
            .mega-panel-grid { grid-template-columns: 1fr; gap: var(--spacing-sm); }
            .mega-panel-title { color: rgba(255,255,255,0.5); border-bottom-color: rgba(255,255,255,0.1); }
            .mega-panel-item { color: rgba(255,255,255,0.8); }
            .mega-panel-item:hover { background: rgba(255,255,255,0.05); color: #fff; }
            .mega-trigger .mega-panel { display: none; }
            .mega-trigger.mobile-open .mega-panel { display: block; }
        }
        @media (max-width: 520px) {
            .header-inner { height: 58px; }
            .site-logo { font-size: 1.15rem; }
            .site-logo .logo-icon { width: 32px; height: 32px; font-size: 1rem; }
        }

        /* ===== Hero ===== */
        .page-hero {
            background: linear-gradient(135deg, var(--bg-dark) 0%, #162a45 100%);
            padding: var(--spacing-xl) 0 var(--spacing-lg);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
            pointer-events: none;
        }
        .page-hero .container { position: relative; z-index: 1; }
        .page-hero h1 {
            color: var(--text-white);
            font-size: 3rem;
            margin-bottom: var(--spacing-sm);
            text-shadow: 0 2px 20px rgba(0,0,0,0.3);
        }
        .page-hero p {
            color: rgba(255,255,255,0.7);
            font-size: 1.2rem;
            max-width: 720px;
            margin: 0 auto var(--spacing-md);
        }
        .hero-tags { display: flex; justify-content: center; flex-wrap: wrap; gap: 0.75rem; margin-top: var(--spacing-md); }
        .hero-tag {
            display: inline-block;
            background: rgba(255,255,255,0.08);
            color: rgba(255,255,255,0.85);
            padding: 0.4rem 1.1rem;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 500;
            border: 1px solid rgba(255,255,255,0.1);
            transition: var(--transition);
        }
        .hero-tag:hover { background: var(--primary); color: #fff; border-color: var(--primary); transform: translateY(-2px); }

        @media (max-width: 768px) {
            .page-hero h1 { font-size: 2rem; }
            .page-hero p { font-size: 1rem; }
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-bar {
            background: #fff;
            border-bottom: 1px solid var(--border-color);
            padding: 0.75rem 0;
        }
        .breadcrumb-bar .container { display: flex; align-items: center; gap: 0.5rem; font-size: 0.85rem; color: var(--text-light); flex-wrap: wrap; }
        .breadcrumb-bar a { color: var(--text-light); }
        .breadcrumb-bar a:hover { color: var(--primary); }
        .breadcrumb-bar .separator { color: var(--border-color); }

        /* ===== Section Spacing ===== */
        .section-block { padding: var(--spacing-xl) 0; }
        .section-block.alt-bg { background: var(--bg-section-alt); }
        .section-block.dark-bg { background: var(--bg-dark); }
        .section-block.dark-bg h2, .section-block.dark-bg h3 { color: var(--text-white); }
        .section-block.dark-bg p { color: rgba(255,255,255,0.7); }

        /* ===== Cards ===== */
        .card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: var(--transition);
            overflow: hidden;
            height: 100%;
        }
        .card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
        .card-body { padding: var(--spacing-md); }
        .card-img-top { width: 100%; height: 200px; object-fit: cover; background: var(--bg-section-alt); }
        .card-tag {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 600;
            padding: 0.2rem 0.75rem;
            border-radius: 50px;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }
        .card-title { font-size: 1.15rem; font-weight: 700; margin-bottom: var(--spacing-xs); }
        .card-text { font-size: 0.9rem; color: var(--text-secondary); margin-bottom: var(--spacing-sm); }
        .card-meta { font-size: 0.8rem; color: var(--text-light); display: flex; align-items: center; gap: 0.75rem; }

        /* ===== Sport Category Cards ===== */
        .sport-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--spacing-md); }
        @media (max-width: 1024px) { .sport-grid { grid-template-columns: repeat(2, 1fr); } }
        @media (max-width: 520px) { .sport-grid { grid-template-columns: 1fr; } }
        .sport-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            padding: var(--spacing-md);
            text-align: center;
            transition: var(--transition);
            cursor: default;
            position: relative;
            overflow: hidden;
        }
        .sport-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--primary);
            transform: scaleX(0);
            transform-origin: left;
            transition: var(--transition);
        }
        .sport-card:hover::before { transform: scaleX(1); }
        .sport-card:hover { box-shadow: var(--shadow-md); transform: translateY(-6px); }
        .sport-icon { font-size: 2.5rem; color: var(--primary); margin-bottom: var(--spacing-sm); }
        .sport-card h4 { font-size: 1.1rem; font-weight: 700; margin-bottom: var(--spacing-xs); }
        .sport-card p { font-size: 0.85rem; color: var(--text-light); margin-bottom: 0; }
        .sport-badge {
            display: inline-block;
            background: rgba(230,57,70,0.08);
            color: var(--primary);
            font-size: 0.7rem;
            font-weight: 700;
            padding: 0.15rem 0.7rem;
            border-radius: 50px;
            margin-top: var(--spacing-sm);
        }

        /* ===== Stats / Data Blocks ===== */
        .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--spacing-md); }
        @media (max-width: 768px) { .stats-grid { grid-template-columns: repeat(2, 1fr); } }
        @media (max-width: 520px) { .stats-grid { grid-template-columns: 1fr; } }
        .stat-card {
            background: rgba(255,255,255,0.05);
            border: 1px solid rgba(255,255,255,0.1);
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
            text-align: center;
            backdrop-filter: blur(4px);
            transition: var(--transition);
        }
        .stat-card:hover { background: rgba(255,255,255,0.08); transform: translateY(-4px); }
        .stat-number { font-size: 2.2rem; font-weight: 800; color: var(--primary-light); line-height: 1.2; }
        .stat-label { font-size: 0.85rem; color: rgba(255,255,255,0.7); margin-top: var(--spacing-xs); }

        /* ===== Timeline / Guide Steps ===== */
        .guide-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-md); }
        @media (max-width: 768px) { .guide-steps { grid-template-columns: 1fr; } }
        .guide-step {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            position: relative;
            padding-left: 4rem;
        }
        .guide-step:hover { box-shadow: var(--shadow-md); transform: translateX(4px); }
        .step-num {
            position: absolute;
            left: var(--spacing-md);
            top: var(--spacing-md);
            width: 36px;
            height: 36px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1rem;
        }
        .guide-step h4 { font-size: 1.05rem; font-weight: 700; margin-bottom: var(--spacing-xs); }
        .guide-step p { font-size: 0.85rem; color: var(--text-secondary); margin-bottom: 0; }

        /* ===== FAQ ===== */
        .faq-grid { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: var(--spacing-sm); }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover { box-shadow: var(--shadow-sm); border-color: var(--primary); }
        .faq-question {
            padding: var(--spacing-md);
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            color: var(--text-primary);
            transition: var(--transition);
        }
        .faq-question:hover { color: var(--primary); }
        .faq-question i { transition: var(--transition); color: var(--text-light); }
        .faq-item.open .faq-question i { transform: rotate(180deg); color: var(--primary); }
        .faq-answer {
            padding: 0 var(--spacing-md) var(--spacing-md);
            font-size: 0.9rem;
            color: var(--text-secondary);
            display: none;
            border-top: 1px solid var(--border-light);
            padding-top: var(--spacing-sm);
        }
        .faq-item.open .faq-answer { display: block; }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            padding: var(--spacing-xl) 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M40 0L80 40L40 80L0 40Z'/%3E%3C/g%3E%3C/svg%3E");
            pointer-events: none;
        }
        .cta-section .container { position: relative; z-index: 1; }
        .cta-section h2 { color: #fff; font-size: 2.2rem; margin-bottom: var(--spacing-sm); }
        .cta-section p { color: rgba(255,255,255,0.85); font-size: 1.1rem; max-width: 600px; margin: 0 auto var(--spacing-md); }
        .btn-group { display: flex; justify-content: center; gap: var(--spacing-sm); flex-wrap: wrap; }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.75rem 2rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
        }
        .btn-primary { background: #fff; color: var(--primary) !important; }
        .btn-primary:hover { background: var(--bg-section-alt); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.2); }
        .btn-outline { background: transparent; color: #fff !important; border: 2px solid rgba(255,255,255,0.4); }
        .btn-outline:hover { background: rgba(255,255,255,0.1); border-color: #fff; transform: translateY(-2px); }
        .btn-lg { padding: 0.9rem 2.5rem; font-size: 1.05rem; }

        /* ===== Content List ===== */
        .content-list { display: flex; flex-direction: column; gap: var(--spacing-sm); }
        .content-item {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .content-item:hover { box-shadow: var(--shadow-md); transform: translateX(6px); border-color: var(--primary); }
        .content-item .item-index {
            width: 36px;
            height: 36px;
            background: rgba(230,57,70,0.08);
            color: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 0.9rem;
            flex-shrink: 0;
        }
        .content-item .item-body { flex: 1; }
        .content-item .item-body h4 { font-size: 1rem; font-weight: 600; margin-bottom: 0.2rem; }
        .content-item .item-body p { font-size: 0.85rem; color: var(--text-secondary); margin-bottom: 0; }
        .content-item .item-meta { font-size: 0.75rem; color: var(--text-light); flex-shrink: 0; }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255,255,255,0.7);
            padding: var(--spacing-xl) 0 var(--spacing-md);
        }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--spacing-lg); margin-bottom: var(--spacing-lg); }
        @media (max-width: 1024px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--spacing-md); } }
        @media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }
        .footer-brand .site-logo { color: #fff; font-size: 1.3rem; }
        .footer-brand p { font-size: 0.85rem; color: rgba(255,255,255,0.55); margin-top: var(--spacing-sm); }
        .footer-social { display: flex; gap: var(--spacing-sm); }
        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: rgba(255,255,255,0.06);
            border-radius: 50%;
            color: rgba(255,255,255,0.6);
            font-size: 1rem;
            transition: var(--transition);
        }
        .footer-social a:hover { background: var(--primary); color: #fff; transform: translateY(-3px); }
        .footer-col h4 { color: #fff; font-size: 0.95rem; font-weight: 600; margin-bottom: var(--spacing-sm); }
        .footer-col ul li { margin-bottom: 0.4rem; }
        .footer-col ul li a { color: rgba(255,255,255,0.55); font-size: 0.85rem; transition: var(--transition); }
        .footer-col ul li a:hover { color: var(--primary-light); padding-left: 4px; }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.06);
            padding-top: var(--spacing-md);
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
            font-size: 0.8rem;
            color: rgba(255,255,255,0.4);
        }
        @media (max-width: 520px) { .footer-bottom { flex-direction: column; text-align: center; } }

        /* ===== Utility ===== */
        .text-center { text-align: center; }
        .mb-lg { margin-bottom: var(--spacing-lg); }
        .mt-lg { margin-top: var(--spacing-lg); }
        .gap-sm { gap: var(--spacing-sm); }
        .flex-center { display: flex; align-items: center; justify-content: center; }
        .grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--spacing-md); }
        .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-md); }
        @media (max-width: 768px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }

        /* ===== Focus & Accessibility ===== */
        a:focus-visible, button:focus-visible, input:focus-visible, .btn:focus-visible {
            outline: 3px solid var(--primary-light);
            outline-offset: 2px;
        }

        /* ===== Foundation Overrides ===== */
        .button { background: var(--primary); border-radius: var(--radius-sm); font-weight: 600; transition: var(--transition); }
        .button:hover { background: var(--primary-dark); transform: translateY(-2px); }
        .button.hollow { border-color: var(--primary); color: var(--primary); }
        .button.hollow:hover { background: var(--primary); color: #fff; }
        .card { border-radius: var(--radius-md); box-shadow: var(--shadow-sm); border: 1px solid var(--border-light); }
        .card-section { padding: var(--spacing-md); }
        .callout { border-radius: var(--radius-md); border-left: 4px solid var(--primary); }
        .badge { background: var(--primary); border-radius: 50px; font-weight: 600; font-size: 0.7rem; padding: 0.2rem 0.7rem; }
        .label { background: var(--primary); border-radius: var(--radius-sm); font-weight: 600; }
        .menu > li > a { color: var(--text-secondary); transition: var(--transition); }
        .menu > li > a:hover { color: var(--primary); }
        .top-bar { background: transparent; }
        .top-bar .top-bar-title { font-weight: 800; color: #fff; }
        .top-bar .menu > li > a { color: rgba(255,255,255,0.75); }
        .top-bar .menu > li > a:hover { color: #fff; }
        .top-bar .menu > li.is-active > a { color: #fff; background: var(--primary); border-radius: var(--radius-sm); }
        @media (max-width: 1024px) {
            .top-bar .top-bar-right .menu { background: var(--bg-dark); padding: var(--spacing-sm); border-radius: var(--radius-md); }
        }
        .dropdown.menu > li.is-dropdown-submenu-parent > a::after { border-color: rgba(255,255,255,0.5) transparent transparent; }
        .is-dropdown-submenu { border: 1px solid var(--border-color); border-radius: var(--radius-md); box-shadow: var(--shadow-md); padding: 0.5rem; }
        .is-dropdown-submenu li a { padding: 0.5rem 1rem; border-radius: var(--radius-sm); font-size: 0.9rem; }
        .is-dropdown-submenu li a:hover { background: rgba(230,57,70,0.06); color: var(--primary); }

/* roulang page: article */
/* ===== Design Variables ===== */
        :root {
            --primary: #e3292b;
            --primary-dark: #b71c1c;
            --primary-light: #fbe9e7;
            --secondary: #1a237e;
            --secondary-light: #e8eaf6;
            --accent: #ff6f00;
            --bg-body: #f5f7fa;
            --bg-white: #ffffff;
            --bg-dark: #0d1117;
            --bg-card: #ffffff;
            --text-primary: #1a1a2e;
            --text-secondary: #4a4a6a;
            --text-muted: #7a7a9a;
            --text-light: #f0f0f5;
            --border-color: #e2e5ed;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.05);
            --shadow-md: 0 8px 30px rgba(0,0,0,0.08);
            --shadow-lg: 0 20px 50px rgba(0,0,0,0.12);
            --shadow-hover: 0 16px 40px rgba(0,0,0,0.14);
            --spacing-xs: 0.4rem;
            --spacing-sm: 0.8rem;
            --spacing-md: 1.6rem;
            --spacing-lg: 3.2rem;
            --spacing-xl: 5.6rem;
            --font-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans SC', sans-serif;
            --font-heading: 'Inter', -apple-system, 'PingFang SC', 'Noto Sans SC', sans-serif;
            --transition: all 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; font-size: 16px; }
        body {
            font-family: var(--font-base);
            color: var(--text-primary);
            background: var(--bg-body);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-sm); }
        a { color: var(--primary); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--primary-dark); }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 { font-family: var(--font-heading); font-weight: 700; line-height: 1.3; color: var(--text-primary); }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 1.2rem; }

        /* ===== Header & Navigation ===== */
        .site-header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
            backdrop-filter: blur(8px);
            background: rgba(255,255,255,0.96);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.3px;
            flex-shrink: 0;
        }
        .site-logo:hover { color: var(--primary); }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--primary);
            color: #fff;
            border-radius: 10px;
            font-size: 1.2rem;
            font-weight: 800;
            box-shadow: 0 4px 12px rgba(227,41,43,0.25);
        }
        .nav-main {
            display: flex;
            align-items: center;
            gap: 0.2rem;
        }
        .nav-main > a {
            padding: 0.5rem 1rem;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
        }
        .nav-main > a:hover { color: var(--primary); background: var(--primary-light); }
        .nav-main > a.active { color: var(--primary); background: var(--primary-light); font-weight: 600; }
        .nav-main > a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }
        .mega-trigger {
            position: relative;
            padding: 0.5rem 0.8rem;
            cursor: pointer;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            user-select: none;
        }
        .mega-trigger:hover { background: var(--primary-light); }
        .mega-trigger > a { color: var(--text-secondary); font-size: 0.92rem; font-weight: 500; display: flex; align-items: center; gap: 0.35rem; }
        .mega-trigger:hover > a { color: var(--primary); }
        .mega-panel {
            display: none;
            position: absolute;
            top: calc(100% + 10px);
            left: 50%;
            transform: translateX(-50%);
            background: var(--bg-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-lg);
            padding: 1.5rem 2rem;
            min-width: 520px;
            border: 1px solid var(--border-color);
            z-index: 500;
        }
        .mega-trigger:hover .mega-panel { display: block; }
        .mega-panel-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem 2rem; }
        .mega-panel-title { font-weight: 700; font-size: 0.85rem; color: var(--text-muted); margin-bottom: 0.6rem; letter-spacing: 0.5px; text-transform: uppercase; }
        .mega-panel-item {
            display: flex;
            align-items: center;
            gap: 0.7rem;
            padding: 0.45rem 0.5rem;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            color: var(--text-secondary);
        }
        .mega-panel-item:hover { background: var(--primary-light); color: var(--primary); transform: translateX(4px); }
        .item-icon { width: 28px; text-align: center; color: var(--primary); font-size: 1rem; }
        .item-text { font-weight: 600; font-size: 0.9rem; }
        .item-sub { font-size: 0.75rem; color: var(--text-muted); font-weight: 400; }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.5rem 1.3rem;
            background: var(--primary);
            color: #fff !important;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.85rem;
            transition: var(--transition);
            margin-left: 0.5rem;
        }
        .nav-cta:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(227,41,43,0.3); }
        .mobile-menu-toggle { display: none; background: none; border: none; font-size: 1.5rem; color: var(--text-primary); cursor: pointer; padding: 0.3rem; }

        /* ===== Article Hero ===== */
        .article-hero {
            background: var(--bg-dark);
            padding: var(--spacing-xl) 0 var(--spacing-lg);
            position: relative;
            overflow: hidden;
        }
        .article-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26,35,126,0.7) 0%, rgba(13,17,23,0.9) 100%);
            z-index: 1;
        }
        .article-hero .container { position: relative; z-index: 2; }
        .article-hero-breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.85rem;
            color: rgba(255,255,255,0.65);
            margin-bottom: 1.2rem;
        }
        .article-hero-breadcrumb a { color: rgba(255,255,255,0.8); }
        .article-hero-breadcrumb a:hover { color: #fff; }
        .article-hero-breadcrumb .sep { color: rgba(255,255,255,0.4); }
        .article-hero-category {
            display: inline-block;
            padding: 0.25rem 1rem;
            background: var(--primary);
            color: #fff;
            border-radius: 50px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.3px;
            margin-bottom: 1rem;
        }
        .article-hero h1 {
            font-size: 2.4rem;
            font-weight: 800;
            color: #fff;
            max-width: 860px;
            line-height: 1.25;
            margin-bottom: 1.2rem;
            letter-spacing: -0.5px;
        }
        .article-hero-meta {
            display: flex;
            align-items: center;
            gap: 1.5rem;
            color: rgba(255,255,255,0.7);
            font-size: 0.9rem;
            flex-wrap: wrap;
        }
        .article-hero-meta i { margin-right: 0.3rem; color: var(--primary); }

        /* ===== Article Content ===== */
        .article-section {
            padding: var(--spacing-lg) 0 var(--spacing-xl);
        }
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 2.5rem;
            align-items: start;
        }
        .article-body {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 2.5rem 2.8rem;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
        }
        .article-body p {
            margin-bottom: 1.4rem;
            font-size: 1.05rem;
            line-height: 1.85;
            color: var(--text-secondary);
        }
        .article-body h2 {
            font-size: 1.6rem;
            margin-top: 2.2rem;
            margin-bottom: 1rem;
            color: var(--text-primary);
            font-weight: 700;
        }
        .article-body h3 {
            font-size: 1.25rem;
            margin-top: 1.8rem;
            margin-bottom: 0.8rem;
            color: var(--text-primary);
            font-weight: 600;
        }
        .article-body ul, .article-body ol {
            margin-bottom: 1.4rem;
            padding-left: 1.5rem;
            color: var(--text-secondary);
        }
        .article-body ul { list-style: disc; }
        .article-body ol { list-style: decimal; }
        .article-body li { margin-bottom: 0.5rem; font-size: 1.02rem; }
        .article-body blockquote {
            border-left: 4px solid var(--primary);
            background: var(--primary-light);
            padding: 1.2rem 1.8rem;
            margin: 1.5rem 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-secondary);
            font-style: italic;
        }
        .article-body a { color: var(--primary); font-weight: 500; text-decoration: underline; text-underline-offset: 2px; }
        .article-body a:hover { color: var(--primary-dark); }
        .article-body img { border-radius: var(--radius-md); margin: 1.8rem 0; box-shadow: var(--shadow-sm); }
        .article-body .article-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--border-color); }
        .article-body .article-tags span {
            display: inline-block;
            padding: 0.2rem 0.9rem;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 500;
        }
        .article-nav-links {
            display: flex;
            justify-content: space-between;
            margin-top: 2.5rem;
            padding-top: 1.5rem;
            border-top: 1px solid var(--border-color);
            gap: 1rem;
            flex-wrap: wrap;
        }
        .article-nav-links a {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.5rem 1.2rem;
            background: var(--bg-body);
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            color: var(--text-secondary);
            transition: var(--transition);
        }
        .article-nav-links a:hover { background: var(--primary-light); color: var(--primary); }

        /* ===== Sidebar ===== */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }
        .sidebar-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
        }
        .sidebar-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 1rem;
            padding-bottom: 0.6rem;
            border-bottom: 2px solid var(--primary);
            display: inline-block;
        }
        .sidebar-list li {
            padding: 0.7rem 0;
            border-bottom: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .sidebar-list li:last-child { border-bottom: none; }
        .sidebar-list li a { font-size: 0.9rem; color: var(--text-secondary); flex: 1; }
        .sidebar-list li a:hover { color: var(--primary); }
        .sidebar-list .badge {
            background: var(--primary-light);
            color: var(--primary);
            font-size: 0.7rem;
            font-weight: 600;
            padding: 0.15rem 0.6rem;
            border-radius: 50px;
            flex-shrink: 0;
        }
        .sidebar-cta {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: #fff;
            border: none;
        }
        .sidebar-cta h3 { color: #fff; border-bottom-color: rgba(255,255,255,0.3); }
        .sidebar-cta p { color: rgba(255,255,255,0.85); font-size: 0.9rem; margin-bottom: 1rem; }
        .sidebar-cta .btn {
            width: 100%;
            background: #fff;
            color: var(--primary);
            font-weight: 700;
            padding: 0.6rem 1.2rem;
            border-radius: 50px;
            text-align: center;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            display: inline-block;
        }
        .sidebar-cta .btn:hover { background: var(--primary-light); transform: translateY(-1px); box-shadow: 0 4px 15px rgba(0,0,0,0.2); }

        /* ===== Not Found ===== */
        .not-found-wrap {
            text-align: center;
            padding: 4rem 2rem;
            background: var(--bg-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
        }
        .not-found-wrap i { font-size: 3.5rem; color: var(--text-muted); margin-bottom: 1rem; }
        .not-found-wrap h2 { font-size: 1.8rem; margin-bottom: 0.8rem; }
        .not-found-wrap p { color: var(--text-secondary); margin-bottom: 1.5rem; }
        .not-found-wrap .btn {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.6rem 1.8rem;
            background: var(--primary);
            color: #fff;
            border-radius: 50px;
            font-weight: 600;
            transition: var(--transition);
        }
        .not-found-wrap .btn:hover { background: var(--primary-dark); transform: translateY(-2px); }

        /* ===== Related Articles ===== */
        .related-section {
            background: var(--bg-white);
            padding: var(--spacing-lg) 0;
            border-top: 1px solid var(--border-color);
        }
        .related-section .section-title {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 1.8rem;
            text-align: center;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        .related-card {
            background: var(--bg-body);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            transition: var(--transition);
            border: 1px solid var(--border-color);
        }
        .related-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
        .related-card .cat { font-size: 0.75rem; color: var(--primary); font-weight: 600; margin-bottom: 0.4rem; }
        .related-card h4 { font-size: 1rem; font-weight: 600; margin-bottom: 0.5rem; }
        .related-card h4 a { color: var(--text-primary); }
        .related-card h4 a:hover { color: var(--primary); }
        .related-card p { font-size: 0.88rem; color: var(--text-muted); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .related-card .date { font-size: 0.78rem; color: var(--text-muted); margin-top: 0.6rem; display: block; }

        /* ===== CTA Section ===== */
        .article-cta {
            background: linear-gradient(135deg, var(--secondary) 0%, #0d1b4a 100%);
            padding: var(--spacing-lg) 0;
            text-align: center;
            color: #fff;
        }
        .article-cta h2 { color: #fff; font-size: 1.8rem; margin-bottom: 1rem; }
        .article-cta p { color: rgba(255,255,255,0.75); max-width: 620px; margin: 0 auto 1.6rem; font-size: 1.05rem; }
        .article-cta .btn-group { display: flex; justify-content: center; gap: 1rem; flex-wrap: wrap; }
        .article-cta .btn-primary {
            padding: 0.7rem 2.2rem;
            background: var(--primary);
            color: #fff;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            border: none;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .article-cta .btn-primary:hover { background: #c62828; transform: translateY(-2px); box-shadow: 0 8px 25px rgba(227,41,43,0.35); }
        .article-cta .btn-outline {
            padding: 0.7rem 2.2rem;
            background: transparent;
            color: #fff;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.95rem;
            border: 2px solid rgba(255,255,255,0.3);
            transition: var(--transition);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .article-cta .btn-outline:hover { border-color: #fff; background: rgba(255,255,255,0.08); transform: translateY(-2px); }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255,255,255,0.8);
            padding: var(--spacing-xl) 0 var(--spacing-md);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }
        .site-footer .site-logo { color: #fff; margin-bottom: 0.8rem; }
        .site-footer .site-logo .logo-icon { background: var(--primary); }
        .footer-brand p { font-size: 0.9rem; line-height: 1.7; color: rgba(255,255,255,0.6); }
        .footer-social { display: flex; gap: 0.8rem; }
        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255,255,255,0.08);
            color: rgba(255,255,255,0.7);
            font-size: 1rem;
            transition: var(--transition);
        }
        .footer-social a:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
        .footer-col h4 { color: #fff; font-size: 0.95rem; font-weight: 700; margin-bottom: 1rem; }
        .footer-col ul li { margin-bottom: 0.5rem; }
        .footer-col ul li a { color: rgba(255,255,255,0.6); font-size: 0.9rem; transition: var(--transition); }
        .footer-col ul li a:hover { color: var(--primary); padding-left: 4px; }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            padding-top: 1.5rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.8rem;
            font-size: 0.85rem;
            color: rgba(255,255,255,0.5);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .article-layout { grid-template-columns: 1fr; }
            .related-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: 1fr 1fr; }
            .article-hero h1 { font-size: 2rem; }
        }
        @media (max-width: 768px) {
            .mobile-menu-toggle { display: block; }
            .nav-main { display: none; }
            .nav-main.active { display: flex; flex-direction: column; position: absolute; top: 68px; left: 0; right: 0; background: var(--bg-white); padding: 1rem; box-shadow: var(--shadow-md); border-bottom: 1px solid var(--border-color); gap: 0.2rem; }
            .nav-main > a { padding: 0.7rem 1rem; width: 100%; }
            .nav-main > a.active::after { display: none; }
            .mega-trigger { width: 100%; }
            .mega-panel { position: static; transform: none; min-width: unset; box-shadow: none; border: none; padding: 0.5rem 0 0.5rem 1.5rem; }
            .mega-trigger:hover .mega-panel { display: none; }
            .mega-trigger.active .mega-panel { display: block; }
            .mega-panel-grid { grid-template-columns: 1fr; }
            .nav-cta { margin-left: 0; margin-top: 0.5rem; justify-content: center; }
            .article-hero h1 { font-size: 1.6rem; }
            .article-body { padding: 1.5rem; }
            .article-body p { font-size: 0.98rem; }
            .related-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; gap: 1.5rem; }
            .footer-bottom { flex-direction: column; text-align: center; }
            .article-hero-meta { gap: 0.8rem; font-size: 0.82rem; }
        }
        @media (max-width: 520px) {
            .header-inner { height: 60px; }
            .site-logo { font-size: 1.1rem; }
            .logo-icon { width: 32px; height: 32px; font-size: 1rem; }
            .article-hero { padding: var(--spacing-lg) 0; }
            .article-hero h1 { font-size: 1.35rem; }
            .article-body { padding: 1.2rem; }
            .article-body h2 { font-size: 1.3rem; }
            .article-cta h2 { font-size: 1.4rem; }
            .article-cta .btn-group a { width: 100%; justify-content: center; }
            .sidebar-card { padding: 1.2rem; }
        }