/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --primary: #1a2a6c;
            --primary-light: #2d4a8e;
            --primary-dark: #0f1a4a;
            --accent: #e8485b;
            --accent-light: #f06a7a;
            --accent-dark: #c23042;
            --bg: #f5f7fc;
            --bg-card: #ffffff;
            --bg-sidebar: #0f1a3a;
            --bg-sidebar-hover: #1a2a5a;
            --text: #1a1a2e;
            --text-light: #5a5a7a;
            --text-white: #ffffff;
            --text-muted: #8a8aaa;
            --border: #e0e4f0;
            --radius: 12px;
            --radius-sm: 8px;
            --radius-lg: 20px;
            --shadow: 0 4px 20px rgba(0,0,0,0.06);
            --shadow-hover: 0 12px 40px rgba(0,0,0,0.12);
            --shadow-sidebar: 2px 0 30px rgba(0,0,0,0.15);
            --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
            --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            --sidebar-width: 260px;
            --sidebar-collapsed: 72px;
            --header-height: 64px;
            --max-width: 1280px;
            --gap: 32px;
            --gap-sm: 20px;
        }

        /* ===== 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); background: var(--bg); color: var(--text); line-height: 1.6; font-size: 16px; min-height: 100vh; display: flex; }
        a { color: var(--primary); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--accent); }
        img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-sm); }
        button, input, textarea { font-family: inherit; font-size: inherit; border: none; outline: none; }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 { line-height: 1.3; font-weight: 700; color: var(--text); }
        p { margin-bottom: 0.8em; }

        /* ===== 左侧导航 ===== */
        .sidebar {
            position: fixed; top: 0; left: 0; width: var(--sidebar-width); height: 100vh;
            background: var(--bg-sidebar); color: var(--text-white); z-index: 1000;
            display: flex; flex-direction: column; box-shadow: var(--shadow-sidebar);
            transition: transform var(--transition), width var(--transition);
            overflow-y: auto; overflow-x: hidden;
        }
        .sidebar-logo {
            display: flex; align-items: center; gap: 12px; padding: 24px 20px 16px;
            border-bottom: 1px solid rgba(255,255,255,0.08); flex-shrink: 0;
        }
        .sidebar-logo .logo-icon {
            width: 40px; height: 40px; background: var(--accent); border-radius: var(--radius-sm);
            display: flex; align-items: center; justify-content: center; font-size: 20px; font-weight: 800;
            color: #fff; flex-shrink: 0;
        }
        .sidebar-logo .logo-text { font-size: 18px; font-weight: 700; letter-spacing: 0.5px; color: #fff; line-height: 1.2; }
        .sidebar-logo .logo-text span { color: var(--accent); }

        .sidebar-nav { flex: 1; padding: 16px 12px; display: flex; flex-direction: column; gap: 4px; }
        .sidebar-nav .nav-label { font-size: 11px; text-transform: uppercase; letter-spacing: 1px; color: rgba(255,255,255,0.35); padding: 12px 12px 6px; font-weight: 600; }
        .sidebar-nav a {
            display: flex; align-items: center; gap: 14px; padding: 12px 16px; border-radius: var(--radius-sm);
            color: rgba(255,255,255,0.7); font-size: 15px; font-weight: 500; transition: var(--transition);
            text-decoration: none; position: relative;
        }
        .sidebar-nav a i { width: 20px; text-align: center; font-size: 16px; flex-shrink: 0; }
        .sidebar-nav a:hover { background: var(--bg-sidebar-hover); color: #fff; }
        .sidebar-nav a.active { background: rgba(232,72,91,0.2); color: var(--accent); font-weight: 600; }
        .sidebar-nav a.active::before {
            content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
            width: 3px; height: 24px; background: var(--accent); border-radius: 0 4px 4px 0;
        }

        .sidebar-footer {
            padding: 16px 20px; border-top: 1px solid rgba(255,255,255,0.08);
            font-size: 12px; color: rgba(255,255,255,0.4); flex-shrink: 0; text-align: center;
        }

        /* ===== 主内容区 ===== */
        .main-wrapper {
            margin-left: var(--sidebar-width); flex: 1; min-height: 100vh; display: flex; flex-direction: column;
            transition: margin-left var(--transition);
        }
        .main-content { flex: 1; }

        /* ===== 移动端顶部栏 ===== */
        .mobile-header {
            display: none; position: sticky; top: 0; z-index: 999;
            background: var(--bg-sidebar); color: #fff; padding: 0 16px;
            height: var(--header-height); align-items: center; justify-content: space-between;
            box-shadow: 0 2px 12px rgba(0,0,0,0.1);
        }
        .mobile-header .logo-text { font-size: 17px; font-weight: 700; color: #fff; }
        .mobile-header .logo-text span { color: var(--accent); }
        .mobile-toggle {
            background: none; border: none; color: #fff; font-size: 24px; cursor: pointer;
            width: 44px; height: 44px; display: flex; align-items: center; justify-content: center;
            border-radius: var(--radius-sm); transition: var(--transition);
        }
        .mobile-toggle:hover { background: rgba(255,255,255,0.1); }

        /* ===== 遮罩 ===== */
        .sidebar-overlay {
            position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 999;
            opacity: 0; pointer-events: none; transition: var(--transition);
        }
        .sidebar-overlay.show { opacity: 1; pointer-events: auto; }

        /* ===== Container ===== */
        .container { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--gap); width: 100%; }
        .container-sm { max-width: 900px; margin: 0 auto; padding: 0 var(--gap); }

        /* ===== 通用板块 ===== */
        .section { padding: 80px 0; }
        .section-alt { background: var(--bg-card); }
        .section-dark { background: var(--primary-dark); color: var(--text-white); }
        .section-header { text-align: center; margin-bottom: 48px; }
        .section-header h2 { font-size: 36px; font-weight: 800; margin-bottom: 12px; letter-spacing: -0.5px; }
        .section-header h2 span { color: var(--accent); }
        .section-header p { font-size: 17px; color: var(--text-light); max-width: 640px; margin: 0 auto; line-height: 1.7; }
        .section-dark .section-header h2 { color: #fff; }
        .section-dark .section-header p { color: rgba(255,255,255,0.7); }

        /* ===== Hero ===== */
        .hero {
            position: relative; min-height: 520px; display: flex; align-items: center;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            isolation: isolate; overflow: hidden;
        }
        .hero::before {
            content: ''; position: absolute; inset: 0;
            background: linear-gradient(135deg, rgba(15,26,60,0.85) 0%, rgba(26,42,108,0.7) 60%, rgba(0,0,0,0.3) 100%);
            z-index: 1;
        }
        .hero .container { position: relative; z-index: 2; padding: 100px var(--gap); }
        .hero-content { max-width: 700px; }
        .hero-badge {
            display: inline-flex; align-items: center; gap: 8px; background: rgba(232,72,91,0.2);
            color: var(--accent); padding: 6px 18px; border-radius: 50px; font-size: 13px; font-weight: 600;
            backdrop-filter: blur(8px); border: 1px solid rgba(232,72,91,0.3); margin-bottom: 20px;
        }
        .hero-title { font-size: 52px; font-weight: 900; color: #fff; line-height: 1.15; margin-bottom: 16px; letter-spacing: -1px; }
        .hero-title span { color: var(--accent); }
        .hero-subtitle { font-size: 19px; color: rgba(255,255,255,0.8); line-height: 1.7; margin-bottom: 32px; max-width: 560px; }
        .hero-actions { display: flex; flex-wrap: wrap; gap: 16px; }
        .hero-actions .btn { padding: 14px 36px; font-size: 16px; border-radius: 50px; }

        /* ===== 按钮 ===== */
        .btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 28px; font-weight: 600; border-radius: var(--radius-sm); cursor: pointer; transition: var(--transition); text-decoration: none; border: 2px solid transparent; font-size: 15px; line-height: 1.2; }
        .btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
        .btn-primary:hover { background: var(--accent-dark); border-color: var(--accent-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(232,72,91,0.35); }
        .btn-outline { background: transparent; color: #fff; border-color: rgba(255,255,255,0.5); }
        .btn-outline:hover { background: rgba(255,255,255,0.12); border-color: #fff; color: #fff; transform: translateY(-2px); }
        .btn-secondary { background: var(--primary); color: #fff; border-color: var(--primary); }
        .btn-secondary:hover { background: var(--primary-light); border-color: var(--primary-light); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(26,42,108,0.3); }
        .btn-sm { padding: 8px 18px; font-size: 13px; }

        /* ===== 卡片 ===== */
        .card {
            background: var(--bg-card); border-radius: var(--radius); box-shadow: var(--shadow);
            overflow: hidden; transition: var(--transition); display: flex; flex-direction: column;
            border: 1px solid var(--border);
        }
        .card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
        .card-image { width: 100%; aspect-ratio: 16/10; object-fit: cover; display: block; }
        .card-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
        .card-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 10px; }
        .card-tag { background: var(--bg); color: var(--text-light); padding: 3px 12px; border-radius: 50px; font-size: 12px; font-weight: 500; transition: var(--transition); }
        .card-tag:hover { background: var(--accent); color: #fff; }
        .card-title { font-size: 20px; font-weight: 700; margin-bottom: 8px; line-height: 1.35; }
        .card-title a { color: var(--text); text-decoration: none; }
        .card-title a:hover { color: var(--accent); }
        .card-text { color: var(--text-light); font-size: 14px; line-height: 1.7; flex: 1; margin-bottom: 16px; }
        .card-meta { display: flex; align-items: center; gap: 16px; font-size: 13px; color: var(--text-muted); margin-top: auto; }
        .card-meta i { margin-right: 4px; }

        /* ===== 分类入口卡片 ===== */
        .cat-card {
            background: var(--bg-card); border-radius: var(--radius); box-shadow: var(--shadow);
            padding: 32px 28px; text-align: center; transition: var(--transition);
            border: 1px solid var(--border); position: relative; overflow: hidden;
        }
        .cat-card::after {
            content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
            background: var(--accent); transform: scaleX(0); transform-origin: left; transition: var(--transition);
        }
        .cat-card:hover::after { transform: scaleX(1); }
        .cat-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-6px); }
        .cat-card .icon { font-size: 42px; color: var(--accent); margin-bottom: 16px; display: block; }
        .cat-card h3 { font-size: 22px; font-weight: 700; margin-bottom: 8px; }
        .cat-card p { color: var(--text-light); font-size: 14px; line-height: 1.7; margin-bottom: 16px; }
        .cat-card .btn { margin-top: auto; }

        /* ===== 统计 ===== */
        .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--gap); }
        .stat-item { text-align: center; padding: 24px; background: rgba(255,255,255,0.06); border-radius: var(--radius); border: 1px solid rgba(255,255,255,0.08); }
        .stat-number { font-size: 42px; font-weight: 900; color: var(--accent); line-height: 1.2; margin-bottom: 4px; }
        .stat-label { font-size: 15px; color: rgba(255,255,255,0.7); font-weight: 500; }

        /* ===== FAQ ===== */
        .faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
        .faq-item { background: var(--bg-card); border-radius: var(--radius-sm); border: 1px solid var(--border); overflow: hidden; transition: var(--transition); }
        .faq-item:hover { border-color: var(--primary-light); }
        .faq-question { padding: 18px 24px; font-size: 16px; font-weight: 600; cursor: pointer; display: flex; justify-content: space-between; align-items: center; background: none; width: 100%; text-align: left; color: var(--text); transition: var(--transition); }
        .faq-question:hover { color: var(--primary); }
        .faq-question i { transition: transform var(--transition); color: var(--text-muted); font-size: 14px; }
        .faq-item.open .faq-question i { transform: rotate(180deg); color: var(--accent); }
        .faq-answer { padding: 0 24px 18px; font-size: 15px; color: var(--text-light); line-height: 1.8; display: none; }
        .faq-item.open .faq-answer { display: block; }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
            border-radius: var(--radius-lg); padding: 60px 48px; text-align: center;
            position: relative; overflow: hidden; isolation: isolate;
        }
        .cta-section::before {
            content: ''; position: absolute; inset: 0; background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat; opacity: 0.1; z-index: -1;
        }
        .cta-section h2 { color: #fff; font-size: 36px; font-weight: 800; margin-bottom: 12px; }
        .cta-section p { color: rgba(255,255,255,0.75); font-size: 17px; max-width: 560px; margin: 0 auto 28px; line-height: 1.7; }
        .cta-section .btn { padding: 16px 44px; font-size: 17px; border-radius: 50px; }

        /* ===== 内容列表（CMS） ===== */
        .post-list { display: grid; grid-template-columns: 1fr 1fr; gap: var(--gap); }
        .post-item { background: var(--bg-card); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; transition: var(--transition); border: 1px solid var(--border); display: flex; flex-direction: column; }
        .post-item:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
        .post-item .card-image { aspect-ratio: 16/9; }
        .post-item .card-body { padding: 20px 24px; }
        .post-item .card-title { font-size: 18px; }
        .post-item .card-meta { font-size: 12px; }
        .empty-list { grid-column: 1 / -1; text-align: center; padding: 48px 24px; color: var(--text-muted); font-size: 16px; background: var(--bg-card); border-radius: var(--radius); border: 1px dashed var(--border); }

        /* ===== 标签云 ===== */
        .tag-cloud { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
        .tag-cloud a { background: var(--bg-card); padding: 8px 20px; border-radius: 50px; font-size: 14px; font-weight: 500; color: var(--text-light); border: 1px solid var(--border); transition: var(--transition); text-decoration: none; }
        .tag-cloud a:hover { background: var(--accent); color: #fff; border-color: var(--accent); transform: translateY(-2px); box-shadow: 0 4px 16px rgba(232,72,91,0.25); }

        /* ===== 页脚 ===== */
        .footer { background: var(--bg-sidebar); color: rgba(255,255,255,0.6); padding: 48px 0 32px; margin-top: auto; }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--gap); margin-bottom: 32px; }
        .footer-brand .logo-text { font-size: 20px; font-weight: 700; color: #fff; margin-bottom: 12px; display: block; }
        .footer-brand .logo-text span { color: var(--accent); }
        .footer-brand p { font-size: 14px; line-height: 1.8; max-width: 320px; }
        .footer-col h4 { color: #fff; font-size: 15px; font-weight: 600; margin-bottom: 16px; }
        .footer-col a { display: block; color: rgba(255,255,255,0.55); font-size: 14px; padding: 4px 0; transition: var(--transition); text-decoration: none; }
        .footer-col a:hover { color: var(--accent); padding-left: 4px; }
        .footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 20px; text-align: center; font-size: 13px; color: rgba(255,255,255,0.4); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }

        /* ===== 网格工具 ===== */
        .grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--gap); }
        .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap); }
        .grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--gap); }
        .flex-center { display: flex; align-items: center; justify-content: center; }
        .text-center { text-align: center; }
        .mt-16 { margin-top: 16px; }
        .mt-32 { margin-top: 32px; }
        .mb-16 { margin-bottom: 16px; }
        .gap-16 { gap: 16px; }

        /* ===== 响应式 ===== */

        /* 平板 */
        @media (max-width: 1024px) {
            .sidebar { width: var(--sidebar-collapsed); }
            .sidebar .logo-text, .sidebar .nav-label, .sidebar .sidebar-nav a span, .sidebar-footer p { display: none; }
            .sidebar-logo { padding: 16px 12px; justify-content: center; }
            .sidebar-nav { padding: 12px 8px; }
            .sidebar-nav a { justify-content: center; padding: 12px; }
            .sidebar-nav a i { font-size: 20px; }
            .main-wrapper { margin-left: var(--sidebar-collapsed); }
            .stats-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: 1fr 1fr; }
            .hero-title { font-size: 40px; }
        }

        /* 移动端 */
        @media (max-width: 768px) {
            body { flex-direction: column; }
            .sidebar { transform: translateX(-100%); width: 280px; }
            .sidebar.open { transform: translateX(0); }
            .sidebar .logo-text, .sidebar .nav-label, .sidebar .sidebar-nav a span, .sidebar-footer p { display: block; }
            .sidebar-logo { justify-content: flex-start; padding: 20px; }
            .sidebar-nav { padding: 12px; }
            .sidebar-nav a { justify-content: flex-start; padding: 12px 16px; }
            .sidebar-nav a i { font-size: 16px; }
            .main-wrapper { margin-left: 0; }
            .mobile-header { display: flex; }
            .hero { min-height: 400px; }
            .hero .container { padding: 60px var(--gap); }
            .hero-title { font-size: 34px; }
            .hero-subtitle { font-size: 16px; }
            .hero-actions .btn { padding: 12px 28px; font-size: 14px; }
            .section { padding: 48px 0; }
            .section-header h2 { font-size: 28px; }
            .section-header p { font-size: 15px; }
            .grid-2, .grid-3, .grid-4, .post-list { grid-template-columns: 1fr; }
            .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
            .stat-number { font-size: 32px; }
            .footer-grid { grid-template-columns: 1fr; gap: 24px; }
            .footer-bottom { flex-direction: column; text-align: center; }
            .cta-section { padding: 40px 24px; border-radius: var(--radius); }
            .cta-section h2 { font-size: 26px; }
            .container { padding: 0 16px; }
        }

        @media (max-width: 520px) {
            .hero-title { font-size: 28px; }
            .hero-actions { flex-direction: column; }
            .hero-actions .btn { width: 100%; justify-content: center; }
            .stats-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
            .stat-item { padding: 16px; }
            .stat-number { font-size: 28px; }
            .cat-card { padding: 24px 16px; }
            .section-header h2 { font-size: 24px; }
        }

        /* ===== 辅助 ===== */
        .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
        .text-accent { color: var(--accent); }
        .bg-accent-light { background: rgba(232,72,91,0.06); }

        /* 滚动条 */
        .sidebar::-webkit-scrollbar { width: 4px; }
        .sidebar::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 4px; }
        .sidebar::-webkit-scrollbar-track { background: transparent; }

        /* 焦点 */
        a:focus-visible, button:focus-visible, .btn:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

/* roulang page: category1 */
/* ===== Design Variables ===== */
:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #a5b4fc;
    --primary-bg: rgba(99, 102, 241, 0.08);
    --secondary: #f59e0b;
    --secondary-light: #fbbf24;
    --accent: #ec4899;
    --bg: #0f0f1a;
    --bg-card: #1a1a2e;
    --bg-card-hover: #22223a;
    --bg-sidebar: #12121e;
    --bg-section-alt: #14142a;
    --text: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border: #2a2a4a;
    --border-light: #3a3a5a;
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 20px;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 8px 40px rgba(99, 102, 241, 0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --sidebar-width: 240px;
    --sidebar-collapsed: 68px;
    --font-sans: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

/* ===== 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);
    color: var(--text);
    line-height: 1.7;
    min-height: 100vh;
    display: flex;
}
a { color: var(--primary-light); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary); }
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; outline: none; border: none; }
button { cursor: pointer; background: none; }
::selection { background: var(--primary); color: #fff; }

/* ===== Layout ===== */
.main-wrapper {
    display: flex;
    width: 100%;
    min-height: 100vh;
}
.content-area {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
}

/* ===== Sidebar Navigation ===== */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    z-index: 1000;
    transition: var(--transition);
    overflow-y: auto;
}
.sidebar-logo {
    padding: 24px 20px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border);
}
.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 16px;
    color: #fff;
    flex-shrink: 0;
}
.logo-text {
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
    line-height: 1.2;
}
.logo-text span { color: var(--primary-light); }
.sidebar-nav {
    flex: 1;
    padding: 16px 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.nav-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    padding: 8px 12px 6px;
}
.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 15px;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}
.sidebar-nav a i {
    width: 20px;
    text-align: center;
    font-size: 16px;
    flex-shrink: 0;
}
.sidebar-nav a:hover {
    background: var(--primary-bg);
    color: var(--primary-light);
}
.sidebar-nav a.active {
    background: linear-gradient(135deg, rgba(99,102,241,0.15), rgba(236,72,153,0.08));
    color: var(--primary-light);
    font-weight: 600;
}
.sidebar-nav a.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 24px;
    background: var(--primary);
    border-radius: 0 4px 4px 0;
}
.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border);
    font-size: 12px;
    color: var(--text-muted);
    text-align: center;
}
.sidebar-footer p { margin: 0; }

/* ===== Page Header ===== */
.page-header {
    background: linear-gradient(135deg, #14142a 0%, #1a1a2e 50%, #0f0f1a 100%);
    padding: 60px 0 40px;
    border-bottom: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}
.page-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(99,102,241,0.08) 0%, transparent 70%);
    pointer-events: none;
}
.page-header-inner {
    display: flex;
    align-items: center;
    gap: 32px;
    position: relative;
    z-index: 1;
}
.page-header-text { flex: 1; }
.page-header-text h1 {
    font-size: 36px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 12px;
    background: linear-gradient(135deg, var(--text), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.page-header-text p {
    font-size: 16px;
    color: var(--text-secondary);
    max-width: 600px;
    line-height: 1.7;
}
.page-header-img {
    flex-shrink: 0;
    width: 180px;
    height: 120px;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    background: var(--bg-card);
}
.page-header-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ===== Breadcrumb ===== */
.breadcrumb {
    padding: 16px 0 0;
    font-size: 13px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--primary-light); }
.breadcrumb span { color: var(--text-secondary); }
.breadcrumb i { font-size: 10px; color: var(--text-muted); }

/* ===== Section ===== */
.section { padding: 60px 0; }
.section-alt { background: var(--bg-section-alt); }
.section-header {
    text-align: center;
    margin-bottom: 40px;
}
.section-header h2 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text);
}
.section-header p {
    font-size: 15px;
    color: var(--text-secondary);
    max-width: 640px;
    margin: 0 auto;
}
.section-tag {
    display: inline-block;
    background: var(--primary-bg);
    color: var(--primary-light);
    font-size: 12px;
    font-weight: 600;
    padding: 4px 14px;
    border-radius: 20px;
    margin-bottom: 12px;
    letter-spacing: 0.5px;
}

/* ===== Game Cards Grid ===== */
.game-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}
.game-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}
.game-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: var(--border-light);
}
.game-card-img {
    width: 100%;
    height: 180px;
    overflow: hidden;
    position: relative;
    background: var(--bg);
}
.game-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.game-card:hover .game-card-img img { transform: scale(1.05); }
.game-card-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: linear-gradient(135deg, var(--secondary), #d97706);
    color: #1a1a2e;
    font-size: 11px;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    gap: 4px;
}
.game-card-badge i { font-size: 10px; }
.game-card-body {
    padding: 16px 18px 18px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.game-card-body h3 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--text);
}
.game-card-body p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 12px;
    flex: 1;
}
.game-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 12px;
    border-top: 1px solid var(--border);
}
.game-card-tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}
.tag {
    font-size: 11px;
    background: rgba(99,102,241,0.1);
    color: var(--primary-light);
    padding: 2px 10px;
    border-radius: 4px;
    font-weight: 500;
}
.game-card-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    padding: 6px 16px;
    border-radius: 6px;
    transition: var(--transition);
    border: none;
}
.game-card-btn:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    color: #fff;
    transform: scale(1.04);
}

/* ===== Rank List ===== */
.rank-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.rank-item {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 14px 18px;
    border: 1px solid var(--border);
    transition: var(--transition);
}
.rank-item:hover {
    border-color: var(--border-light);
    background: var(--bg-card-hover);
    transform: translateX(4px);
}
.rank-num {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 14px;
    flex-shrink: 0;
    background: var(--border);
    color: var(--text-secondary);
}
.rank-num.top-1 { background: linear-gradient(135deg, #f59e0b, #d97706); color: #1a1a2e; }
.rank-num.top-2 { background: linear-gradient(135deg, #94a3b8, #64748b); color: #fff; }
.rank-num.top-3 { background: linear-gradient(135deg, #cd7f32, #a0652f); color: #fff; }
.rank-item-content { flex: 1; }
.rank-item-content h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 2px;
}
.rank-item-content p {
    font-size: 12px;
    color: var(--text-muted);
}
.rank-item-btn {
    font-size: 12px;
    color: var(--primary-light);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 6px 14px;
    border-radius: 6px;
    border: 1px solid var(--border);
    transition: var(--transition);
}
.rank-item-btn:hover {
    background: var(--primary-bg);
    border-color: var(--primary);
}

/* ===== Category Tabs ===== */
.tabs {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 28px;
    justify-content: center;
}
.tab-btn {
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-card);
    border: 1px solid var(--border);
    transition: var(--transition);
}
.tab-btn:hover { border-color: var(--primary); color: var(--primary-light); }
.tab-btn.active {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    border-color: transparent;
}

/* ===== Stats / Data ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}
.stat-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 28px 20px;
    text-align: center;
    border: 1px solid var(--border);
    transition: var(--transition);
}
.stat-card:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
}
.stat-card .stat-icon {
    font-size: 32px;
    margin-bottom: 12px;
    color: var(--primary-light);
}
.stat-card .stat-num {
    font-size: 32px;
    font-weight: 800;
    color: var(--text);
    line-height: 1.2;
}
.stat-card .stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* ===== FAQ ===== */
.faq-grid {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.faq-item {
    background: var(--bg-card);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: var(--transition);
}
.faq-item:hover { border-color: var(--border-light); }
.faq-question {
    padding: 16px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    font-weight: 600;
    font-size: 15px;
    color: var(--text);
    gap: 12px;
    transition: var(--transition);
}
.faq-question:hover { color: var(--primary-light); }
.faq-question i {
    font-size: 14px;
    color: var(--text-muted);
    transition: var(--transition);
    flex-shrink: 0;
}
.faq-item.open .faq-question i { transform: rotate(180deg); color: var(--primary-light); }
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.3s ease;
    padding: 0 20px;
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.8;
}
.faq-item.open .faq-answer {
    max-height: 300px;
    padding: 0 20px 18px;
}

/* ===== CTA ===== */
.cta-section {
    background: linear-gradient(135deg, #14142a, #1a1a2e);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}
.cta-box {
    text-align: center;
    padding: 48px 20px;
    position: relative;
}
.cta-box h2 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 12px;
}
.cta-box p {
    font-size: 15px;
    color: var(--text-secondary);
    max-width: 560px;
    margin: 0 auto 28px;
}
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 32px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 15px;
    transition: var(--transition);
    border: none;
}
.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
}
.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark), #3730a3);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(99,102,241,0.25);
}
.btn-outline {
    background: transparent;
    color: var(--primary-light);
    border: 1px solid var(--border-light);
}
.btn-outline:hover {
    border-color: var(--primary);
    background: var(--primary-bg);
    color: var(--primary-light);
}

/* ===== Footer ===== */
.footer {
    background: var(--bg-sidebar);
    border-top: 1px solid var(--border);
    padding: 48px 0 24px;
    margin-top: auto;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 32px;
    margin-bottom: 32px;
}
.footer-brand .logo-text { font-size: 20px; }
.footer-brand p {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 12px;
    line-height: 1.7;
    max-width: 320px;
}
.footer-col h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 16px;
}
.footer-col a {
    display: block;
    font-size: 13px;
    color: var(--text-muted);
    padding: 4px 0;
    transition: var(--transition);
}
.footer-col a:hover { color: var(--primary-light); padding-left: 4px; }
.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: var(--text-muted);
    flex-wrap: wrap;
    gap: 8px;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
    .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
    .sidebar { width: var(--sidebar-collapsed); }
    .sidebar .logo-text,
    .sidebar .nav-label,
    .sidebar-nav a span,
    .sidebar-footer p { display: none; }
    .sidebar-logo { justify-content: center; padding: 16px 8px; }
    .sidebar-nav { padding: 12px 8px; align-items: center; }
    .sidebar-nav a { justify-content: center; padding: 12px; }
    .sidebar-nav a i { margin: 0; }
    .content-area { margin-left: var(--sidebar-collapsed); }
    .page-header { padding: 40px 0 28px; }
    .page-header-text h1 { font-size: 26px; }
    .page-header-inner { flex-direction: column; align-items: flex-start; }
    .page-header-img { width: 100%; height: 160px; }
    .section { padding: 40px 0; }
    .game-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .cta-box h2 { font-size: 22px; }
    .container { padding: 0 16px; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .rank-item { flex-wrap: wrap; }
    .rank-item-btn { margin-left: auto; }
}

@media (max-width: 520px) {
    .sidebar { width: 0; overflow: hidden; border: none; }
    .content-area { margin-left: 0; }
    .page-header-text h1 { font-size: 22px; }
    .section-header h2 { font-size: 22px; }
    .stats-grid { grid-template-columns: 1fr; }
    .game-grid { grid-template-columns: 1fr; }
    .tabs { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 4px; }
    .tab-btn { white-space: nowrap; }
    .cta-box { padding: 32px 16px; }
    .cta-box h2 { font-size: 20px; }
}

/* roulang page: article */
:root {
            --primary: #0b1120;
            --primary-light: #1a2440;
            --accent: #f59e0b;
            --accent-hover: #d97706;
            --accent-light: rgba(245, 158, 11, 0.12);
            --indigo: #6366f1;
            --bg: #f8fafc;
            --card: #ffffff;
            --text: #0f172a;
            --text-secondary: #64748b;
            --text-muted: #94a3b8;
            --border: #e2e8f0;
            --border-light: #f1f5f9;
            --radius: 12px;
            --radius-sm: 8px;
            --radius-lg: 16px;
            --shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.10);
            --shadow-hover: 0 8px 32px rgba(0, 0, 0, 0.10);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --sidebar-width: 240px;
            --header-height: 0px;
            --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
        }
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
        body {
            font-family: var(--font);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            display: flex;
            min-height: 100vh;
        }
        a { color: var(--indigo); text-decoration: none; transition: color var(--transition); }
        a:hover { color: var(--accent); }
        img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-sm); }
        button, input, textarea { font-family: inherit; font-size: inherit; }
        .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }
        .container-narrow { max-width: 860px; margin: 0 auto; padding: 0 24px; }

        /* ===== Sidebar ===== */
        .sidebar {
            position: fixed; top: 0; left: 0; bottom: 0; width: var(--sidebar-width);
            background: var(--primary); color: #fff; z-index: 1000;
            display: flex; flex-direction: column; padding: 28px 0 20px;
            transition: transform var(--transition), box-shadow var(--transition);
            overflow-y: auto;
        }
        .sidebar-logo { padding: 0 20px 28px; border-bottom: 1px solid rgba(255,255,255,0.06); display: flex; align-items: center; gap: 12px; }
        .logo-icon {
            width: 42px; height: 42px; border-radius: 10px;
            background: linear-gradient(135deg, var(--accent), var(--accent-hover));
            display: flex; align-items: center; justify-content: center;
            font-weight: 800; font-size: 18px; color: #0b1120; flex-shrink: 0;
        }
        .logo-text { font-size: 18px; font-weight: 700; color: #fff; line-height: 1.3; }
        .logo-text span { color: var(--accent); }
        .sidebar-nav { padding: 20px 12px; flex: 1; }
        .nav-label { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: rgba(255,255,255,0.3); padding: 0 8px 12px; }
        .sidebar-nav a {
            display: flex; align-items: center; gap: 12px; padding: 10px 12px;
            border-radius: var(--radius-sm); color: rgba(255,255,255,0.7);
            font-size: 14px; font-weight: 500; transition: all var(--transition);
            margin-bottom: 2px;
        }
        .sidebar-nav a i { width: 20px; text-align: center; font-size: 16px; color: rgba(255,255,255,0.4); transition: color var(--transition); }
        .sidebar-nav a:hover { background: rgba(255,255,255,0.06); color: #fff; }
        .sidebar-nav a:hover i { color: var(--accent); }
        .sidebar-nav a.active { background: var(--accent-light); color: var(--accent); }
        .sidebar-nav a.active i { color: var(--accent); }
        .sidebar-footer { padding: 20px 20px 0; border-top: 1px solid rgba(255,255,255,0.06); text-align: center; }
        .sidebar-footer p { font-size: 11px; color: rgba(255,255,255,0.25); line-height: 1.5; }

        /* ===== Main ===== */
        .main-content { margin-left: var(--sidebar-width); flex: 1; min-height: 100vh; display: flex; flex-direction: column; }
        .page-header {
            background: var(--primary);
            padding: 32px 0 24px;
            border-bottom: 1px solid rgba(255,255,255,0.05);
        }
        .page-header .container-narrow { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
        .breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: rgba(255,255,255,0.5); }
        .breadcrumb a { color: rgba(255,255,255,0.6); }
        .breadcrumb a:hover { color: var(--accent); }
        .breadcrumb .sep { color: rgba(255,255,255,0.2); }
        .breadcrumb .current { color: rgba(255,255,255,0.8); }

        .page-body { flex: 1; padding: 40px 0 60px; }
        .article-card {
            background: var(--card); border-radius: var(--radius-lg);
            box-shadow: var(--shadow); overflow: hidden;
        }
        .article-cover {
            width: 100%; height: 360px; object-fit: cover; border-radius: 0;
            background: var(--primary-light);
        }
        .article-body { padding: 40px 48px 48px; }
        .article-header { margin-bottom: 32px; }
        .article-category {
            display: inline-block; padding: 4px 14px; border-radius: 20px;
            background: var(--accent-light); color: var(--accent);
            font-size: 12px; font-weight: 600; letter-spacing: 0.02em; margin-bottom: 16px;
        }
        .article-title { font-size: 28px; font-weight: 800; line-height: 1.3; color: var(--text); margin-bottom: 16px; }
        .article-meta { display: flex; align-items: center; gap: 20px; font-size: 13px; color: var(--text-secondary); flex-wrap: wrap; }
        .article-meta i { margin-right: 4px; color: var(--accent); }
        .article-content {
            font-size: 16px; line-height: 1.9; color: var(--text);
        }
        .article-content p { margin-bottom: 1.2em; }
        .article-content h2, .article-content h3, .article-content h4 { margin-top: 1.6em; margin-bottom: 0.6em; font-weight: 700; color: var(--text); }
        .article-content h2 { font-size: 22px; }
        .article-content h3 { font-size: 18px; }
        .article-content ul, .article-content ol { margin-bottom: 1.2em; padding-left: 1.6em; }
        .article-content li { margin-bottom: 0.4em; }
        .article-content a { color: var(--indigo); text-decoration: underline; }
        .article-content a:hover { color: var(--accent); }
        .article-content blockquote {
            border-left: 4px solid var(--accent); background: var(--accent-light);
            padding: 16px 24px; margin: 1.2em 0; border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-secondary); font-style: italic;
        }
        .article-content img { border-radius: var(--radius-sm); margin: 1.2em 0; }
        .article-content code { background: var(--border-light); padding: 2px 8px; border-radius: 4px; font-size: 0.9em; color: var(--indigo); }
        .article-footer { margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
        .article-tags { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
        .article-tags span { font-size: 13px; color: var(--text-secondary); }
        .tag {
            display: inline-block; padding: 4px 14px; border-radius: 20px;
            background: var(--border-light); color: var(--text-secondary);
            font-size: 12px; font-weight: 500; transition: all var(--transition);
        }
        .tag:hover { background: var(--accent-light); color: var(--accent); }
        .article-share { display: flex; align-items: center; gap: 8px; }
        .article-share span { font-size: 13px; color: var(--text-secondary); }
        .share-btn {
            width: 36px; height: 36px; border-radius: 50%; border: none;
            display: flex; align-items: center; justify-content: center;
            background: var(--border-light); color: var(--text-secondary);
            font-size: 14px; cursor: pointer; transition: all var(--transition);
        }
        .share-btn:hover { background: var(--accent-light); color: var(--accent); transform: translateY(-2px); }

        /* ===== Not Found ===== */
        .not-found { text-align: center; padding: 80px 24px; }
        .not-found i { font-size: 64px; color: var(--text-muted); margin-bottom: 24px; }
        .not-found h2 { font-size: 28px; font-weight: 700; color: var(--text); margin-bottom: 12px; }
        .not-found p { color: var(--text-secondary); margin-bottom: 24px; font-size: 16px; }
        .not-found .btn { display: inline-block; }

        /* ===== Recommend ===== */
        .recommend-section { margin-top: 48px; }
        .recommend-title { font-size: 22px; font-weight: 700; color: var(--text); margin-bottom: 24px; display: flex; align-items: center; gap: 8px; }
        .recommend-title i { color: var(--accent); }
        .recommend-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
        .recommend-card {
            background: var(--card); border-radius: var(--radius);
            box-shadow: var(--shadow); overflow: hidden;
            transition: all var(--transition); border: 1px solid var(--border);
        }
        .recommend-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: var(--accent); }
        .recommend-card-img { width: 100%; height: 160px; object-fit: cover; border-radius: 0; background: var(--primary-light); }
        .recommend-card-body { padding: 16px 18px 18px; }
        .recommend-card-body h3 { font-size: 15px; font-weight: 600; line-height: 1.4; margin-bottom: 8px; }
        .recommend-card-body h3 a { color: var(--text); }
        .recommend-card-body h3 a:hover { color: var(--accent); }
        .recommend-card-body .meta { font-size: 12px; color: var(--text-muted); display: flex; align-items: center; gap: 12px; }
        .recommend-card-body .meta i { margin-right: 4px; }

        /* ===== CTA ===== */
        .cta-section {
            margin-top: 48px; padding: 40px 48px; border-radius: var(--radius-lg);
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            color: #fff; text-align: center; position: relative; overflow: hidden;
        }
        .cta-section::before {
            content: ''; position: absolute; top: -50%; right: -30%; width: 400px; height: 400px;
            background: radial-gradient(circle, rgba(245,158,11,0.10) 0%, transparent 70%); border-radius: 50%;
        }
        .cta-section h3 { font-size: 24px; font-weight: 700; margin-bottom: 8px; position: relative; }
        .cta-section p { color: rgba(255,255,255,0.7); font-size: 15px; margin-bottom: 20px; position: relative; }
        .btn {
            display: inline-flex; align-items: center; gap: 8px; padding: 12px 32px;
            border-radius: var(--radius-sm); font-weight: 600; font-size: 14px;
            border: none; cursor: pointer; transition: all var(--transition);
            text-decoration: none; line-height: 1.4;
        }
        .btn-primary { background: var(--accent); color: #0b1120; }
        .btn-primary:hover { background: var(--accent-hover); color: #0b1120; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(245,158,11,0.30); }
        .btn-outline { background: transparent; color: #fff; border: 2px solid rgba(255,255,255,0.2); }
        .btn-outline:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
        .btn-sm { padding: 8px 18px; font-size: 13px; }

        /* ===== Footer ===== */
        .footer {
            background: var(--primary); color: rgba(255,255,255,0.7); padding: 48px 0 0;
            margin-top: auto;
        }
        .footer .container { max-width: 1200px; padding: 0 24px; }
        .footer-grid { display: grid; grid-template-columns: 1.8fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 32px; border-bottom: 1px solid rgba(255,255,255,0.06); }
        .footer-brand .logo-text { font-size: 20px; display: inline-block; margin-bottom: 12px; }
        .footer-brand p { font-size: 13px; line-height: 1.8; color: rgba(255,255,255,0.5); max-width: 360px; }
        .footer-col h4 { font-size: 14px; font-weight: 600; color: #fff; margin-bottom: 16px; }
        .footer-col a { display: block; font-size: 13px; color: rgba(255,255,255,0.5); padding: 4px 0; transition: all var(--transition); }
        .footer-col a:hover { color: var(--accent); padding-left: 4px; }
        .footer-bottom { display: flex; justify-content: space-between; align-items: center; padding: 20px 0; flex-wrap: wrap; gap: 8px; }
        .footer-bottom span { font-size: 12px; color: rgba(255,255,255,0.3); }

        /* ===== Mobile toggle ===== */
        .mobile-toggle { display: none; position: fixed; top: 16px; left: 16px; z-index: 1100; width: 44px; height: 44px; border-radius: 10px; background: var(--primary); color: #fff; border: none; font-size: 20px; cursor: pointer; align-items: center; justify-content: center; box-shadow: var(--shadow); }
        .mobile-toggle:hover { background: var(--primary-light); }
        .sidebar-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 999; }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .recommend-grid { grid-template-columns: repeat(2, 1fr); }
            .article-body { padding: 32px 32px 40px; }
            .cta-section { padding: 32px 24px; }
        }
        @media (max-width: 768px) {
            .sidebar { transform: translateX(-100%); }
            .sidebar.open { transform: translateX(0); box-shadow: var(--shadow-lg); }
            .mobile-toggle { display: flex; }
            .sidebar-overlay.active { display: block; }
            .main-content { margin-left: 0; }
            .page-header { padding: 24px 0 16px; }
            .page-header .container-narrow { padding: 0 16px; }
            .article-body { padding: 24px 20px 32px; }
            .article-title { font-size: 22px; }
            .article-cover { height: 220px; }
            .article-meta { gap: 12px; font-size: 12px; }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
            .footer-brand p { max-width: 100%; }
            .cta-section h3 { font-size: 20px; }
            .recommend-grid { grid-template-columns: 1fr; }
        }
        @media (max-width: 520px) {
            .footer-grid { grid-template-columns: 1fr; gap: 20px; }
            .footer-bottom { flex-direction: column; text-align: center; }
            .article-cover { height: 180px; }
            .article-title { font-size: 20px; }
            .breadcrumb { font-size: 12px; flex-wrap: wrap; }
            .article-footer { flex-direction: column; align-items: flex-start; }
            .cta-section { padding: 28px 18px; }
            .cta-section h3 { font-size: 18px; }
            .btn { padding: 10px 24px; font-size: 13px; }
            .page-body { padding: 24px 0 40px; }
            .container-narrow { padding: 0 16px; }
        }
        @media (min-width: 769px) {
            .sidebar { transform: translateX(0) !important; }
            .sidebar-overlay { display: none !important; }
        }

        /* ===== Skeleton ===== */
        .skeleton { background: linear-gradient(90deg, var(--border-light) 25%, #e8ecf0 50%, var(--border-light) 75%); background-size: 200% 100%; animation: shimmer 1.5s infinite; border-radius: var(--radius-sm); }
        @keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

/* roulang page: category2 */
/* ===== Design Variables ===== */
        :root {
            --primary: #6c5ce7;
            --primary-dark: #5a4bd1;
            --primary-light: #a29bfe;
            --primary-bg: rgba(108, 92, 231, 0.08);
            --secondary: #fd79a8;
            --secondary-light: #fab1c8;
            --accent: #00cec9;
            --accent-dark: #00b5b0;
            --bg-body: #f8f9fc;
            --bg-card: #ffffff;
            --bg-sidebar: #1e1e2f;
            --bg-sidebar-hover: #2a2a40;
            --bg-sidebar-active: #6c5ce7;
            --text-primary: #1a1a2e;
            --text-secondary: #4a4a6a;
            --text-muted: #8a8aaa;
            --text-inverse: #ffffff;
            --text-sidebar: #b0b0c8;
            --border-color: #e8e8f0;
            --border-light: #f0f0f6;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.07);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.10);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            --sidebar-width: 240px;
            --header-height: 0px;
            --gap-section: 60px;
            --gap-card: 24px;
            --container-max: 1200px;
        }

        /* ===== Reset & Base ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
        body {
            font-family: var(--font-sans);
            background: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.6;
            display: flex;
            min-height: 100vh;
        }
        a { color: inherit; text-decoration: none; transition: var(--transition); }
        img { max-width: 100%; height: auto; display: block; }
        button { cursor: pointer; font-family: inherit; border: none; background: none; }
        input, textarea { font-family: inherit; outline: none; }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.3; color: var(--text-primary); }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        /* ===== Sidebar Navigation ===== */
        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--sidebar-width);
            height: 100vh;
            background: var(--bg-sidebar);
            color: var(--text-sidebar);
            display: flex;
            flex-direction: column;
            z-index: 1000;
            transition: transform 0.3s ease;
            overflow-y: auto;
            box-shadow: 2px 0 20px rgba(0, 0, 0, 0.15);
        }
        .sidebar-logo {
            padding: 28px 20px 20px;
            display: flex;
            align-items: center;
            gap: 12px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 16px;
            color: #fff;
            flex-shrink: 0;
        }
        .logo-text {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
        }
        .logo-text span { color: var(--primary-light); }
        .sidebar-nav {
            padding: 16px 12px;
            flex: 1;
        }
        .nav-label {
            font-size: 11px;
            text-transform: uppercase;
            letter-spacing: 1.2px;
            color: rgba(255, 255, 255, 0.3);
            padding: 8px 12px 12px;
            font-weight: 600;
        }
        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            color: var(--text-sidebar);
            font-size: 15px;
            font-weight: 500;
            transition: var(--transition);
            margin-bottom: 2px;
        }
        .sidebar-nav a i {
            width: 20px;
            text-align: center;
            font-size: 16px;
            color: rgba(255, 255, 255, 0.4);
            transition: var(--transition);
        }
        .sidebar-nav a:hover {
            background: var(--bg-sidebar-hover);
            color: #fff;
        }
        .sidebar-nav a:hover i { color: var(--primary-light); }
        .sidebar-nav a.active {
            background: var(--bg-sidebar-active);
            color: #fff;
            box-shadow: 0 4px 12px rgba(108, 92, 231, 0.3);
        }
        .sidebar-nav a.active i { color: #fff; }
        .sidebar-footer {
            padding: 16px 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 12px;
            color: rgba(255, 255, 255, 0.25);
            text-align: center;
        }

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

        /* ===== Mobile Menu Toggle ===== */
        .menu-toggle {
            display: none;
            position: fixed;
            top: 16px;
            left: 16px;
            z-index: 1100;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--text-primary);
            box-shadow: var(--shadow-md);
            cursor: pointer;
            transition: var(--transition);
        }
        .menu-toggle:hover { background: var(--primary-bg); color: var(--primary); }
        .mobile-overlay {
            display: none;
            position: fixed;
            top: 0; left: 0; right: 0; bottom: 0;
            background: rgba(0, 0, 0, 0.4);
            z-index: 999;
            backdrop-filter: blur(4px);
        }

        /* ===== Page Banner ===== */
        .page-banner {
            background: linear-gradient(135deg, var(--bg-sidebar) 0%, #2d2d4a 50%, #1a1a3e 100%);
            padding: 60px 0 50px;
            position: relative;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(108, 92, 231, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(253, 121, 168, 0.10) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .page-banner .container {
            position: relative;
            z-index: 1;
        }
        .page-banner h1 {
            font-size: 36px;
            color: #fff;
            margin-bottom: 12px;
            font-weight: 800;
        }
        .page-banner h1 span { color: var(--primary-light); }
        .page-banner p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.7);
            max-width: 640px;
            line-height: 1.7;
        }
        .breadcrumb {
            display: flex;
            gap: 8px;
            align-items: center;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.5);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .breadcrumb a { color: rgba(255, 255, 255, 0.6); }
        .breadcrumb a:hover { color: var(--primary-light); }
        .breadcrumb span { color: var(--primary-light); }
        .breadcrumb i { font-size: 10px; color: rgba(255, 255, 255, 0.3); }

        /* ===== Section Common ===== */
        .section {
            padding: 60px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 44px;
        }
        .section-header h2 {
            font-size: 30px;
            font-weight: 800;
            margin-bottom: 12px;
            color: var(--text-primary);
        }
        .section-header h2 span { color: var(--primary); }
        .section-header p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 580px;
            margin: 0 auto;
            line-height: 1.7;
        }
        .section-header .badge-group {
            margin-bottom: 16px;
        }

        /* ===== Badge ===== */
        .badge {
            display: inline-block;
            padding: 4px 16px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 600;
            background: var(--primary-bg);
            color: var(--primary);
            border: 1px solid rgba(108, 92, 231, 0.15);
        }
        .badge-hot { background: #fff0f0; color: #e74c3c; border-color: #f5c6c6; }
        .badge-new { background: #e8f8f5; color: #00b894; border-color: #b2dfdb; }
        .badge-safe { background: #eaf0ff; color: #2d6cdf; border-color: #b8c9f0; }

        /* ===== Cards Grid ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: var(--gap-card);
        }
        .card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: transparent;
        }
        .card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            background: var(--border-light);
        }
        .card-body {
            padding: 20px 22px 24px;
        }
        .card-body .badge {
            margin-bottom: 10px;
        }
        .card-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .card-body h3 a { color: var(--text-primary); }
        .card-body h3 a:hover { color: var(--primary); }
        .card-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--text-muted);
            padding-top: 14px;
            border-top: 1px solid var(--border-light);
        }
        .card-meta i { margin-right: 4px; }
        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
        }
        .card-link i { font-size: 12px; transition: var(--transition); }
        .card-link:hover { color: var(--primary-dark); }
        .card-link:hover i { transform: translateX(4px); }

        /* ===== Tag Clouds ===== */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }
        .tag {
            display: inline-block;
            padding: 8px 20px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 500;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            color: var(--text-secondary);
            transition: var(--transition);
        }
        .tag:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(108, 92, 231, 0.25);
        }
        .tag-lg { padding: 10px 28px; font-size: 15px; }

        /* ===== Stats Row ===== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
        }
        .stat-item {
            text-align: center;
            padding: 8px;
        }
        .stat-item .num {
            font-size: 32px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }
        .stat-item .label {
            font-size: 14px;
            color: var(--text-secondary);
            margin-top: 6px;
        }

        /* ===== Official Link Table ===== */
        .link-table-wrap {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            overflow: hidden;
        }
        .link-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 15px;
        }
        .link-table thead {
            background: var(--bg-sidebar);
            color: #fff;
        }
        .link-table th {
            padding: 16px 20px;
            text-align: left;
            font-weight: 600;
            font-size: 14px;
            letter-spacing: 0.3px;
        }
        .link-table td {
            padding: 16px 20px;
            border-bottom: 1px solid var(--border-light);
            color: var(--text-secondary);
        }
        .link-table tr:last-child td { border-bottom: none; }
        .link-table tr:hover td { background: var(--primary-bg); }
        .link-table .game-name {
            font-weight: 600;
            color: var(--text-primary);
        }
        .link-table .game-name i {
            color: var(--primary);
            margin-right: 8px;
        }
        .link-table .status-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            font-weight: 500;
            padding: 2px 12px;
            border-radius: 50px;
        }
        .status-badge.online { background: #e8f8f5; color: #00b894; }
        .status-badge.maintenance { background: #fff8e1; color: #f39c12; }
        .status-badge.offline { background: #fdf0f0; color: #e74c3c; }
        .btn-visit {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            border-radius: 50px;
            background: var(--primary);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            transition: var(--transition);
        }
        .btn-visit:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(108, 92, 231, 0.3); }
        .btn-visit i { font-size: 12px; }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover { border-color: var(--primary-light); box-shadow: var(--shadow-sm); }
        .faq-question {
            width: 100%;
            padding: 18px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
            background: transparent;
            text-align: left;
            transition: var(--transition);
        }
        .faq-question i { color: var(--primary); transition: var(--transition); font-size: 14px; }
        .faq-item.active .faq-question i { transform: rotate(180deg); }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 24px;
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.7;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        /* ===== CTA Section ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--bg-sidebar) 0%, #2d2d4a 100%);
            padding: 64px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0; bottom: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.06;
            pointer-events: none;
        }
        .cta-section .container { position: relative; z-index: 1; }
        .cta-section h2 {
            font-size: 32px;
            color: #fff;
            margin-bottom: 12px;
            font-weight: 800;
        }
        .cta-section h2 span { color: var(--primary-light); }
        .cta-section p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.7);
            max-width: 560px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }
        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            padding: 16px 40px;
            border-radius: 50px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
            font-size: 17px;
            font-weight: 700;
            transition: var(--transition);
            box-shadow: 0 8px 24px rgba(108, 92, 231, 0.35);
        }
        .btn-cta:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(108, 92, 231, 0.45);
        }
        .btn-cta i { font-size: 16px; }

        /* ===== Footer ===== */
        .footer {
            background: var(--bg-sidebar);
            color: var(--text-sidebar);
            padding: 48px 0 28px;
            margin-top: auto;
        }
        .footer .container { max-width: var(--container-max); margin: 0 auto; padding: 0 24px; }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .footer-brand .logo-text { font-size: 20px; margin-bottom: 12px; display: block; }
        .footer-brand p { font-size: 14px; color: rgba(255, 255, 255, 0.45); line-height: 1.7; max-width: 320px; }
        .footer-col h4 {
            font-size: 15px;
            color: #fff;
            font-weight: 600;
            margin-bottom: 16px;
        }
        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.5);
            padding: 4px 0;
            transition: var(--transition);
        }
        .footer-col a:hover { color: var(--primary-light); padding-left: 4px; }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 24px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.3);
            flex-wrap: wrap;
            gap: 8px;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .stats-row { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
        }

        @media (max-width: 768px) {
            .sidebar { transform: translateX(-100%); }
            .sidebar.open { transform: translateX(0); }
            .menu-toggle { display: flex; }
            .mobile-overlay.active { display: block; }
            .main-content { margin-left: 0; }
            .page-banner { padding: 44px 0 36px; }
            .page-banner h1 { font-size: 26px; }
            .page-banner p { font-size: 15px; }
            .section { padding: 40px 0; }
            .section-header h2 { font-size: 24px; }
            .card-grid { grid-template-columns: 1fr; }
            .stats-row { grid-template-columns: repeat(2, 1fr); gap: 16px; padding: 24px 16px; }
            .stat-item .num { font-size: 26px; }
            .footer-grid { grid-template-columns: 1fr; gap: 24px; }
            .footer-bottom { flex-direction: column; text-align: center; }
            .link-table-wrap { overflow-x: auto; }
            .link-table { font-size: 14px; }
            .link-table th, .link-table td { padding: 12px 14px; }
            .tag-cloud .tag { font-size: 13px; padding: 6px 16px; }
            .cta-section h2 { font-size: 24px; }
            .cta-section p { font-size: 15px; }
            .btn-cta { padding: 14px 28px; font-size: 15px; }
            .faq-question { font-size: 15px; padding: 14px 18px; }
            .faq-answer { font-size: 14px; }
        }

        @media (max-width: 520px) {
            .container { padding: 0 16px; }
            .page-banner h1 { font-size: 22px; }
            .stats-row { grid-template-columns: 1fr 1fr; gap: 12px; padding: 20px 12px; }
            .stat-item .num { font-size: 22px; }
            .card-body { padding: 16px 18px 20px; }
            .tag-cloud { gap: 6px; }
            .tag { padding: 5px 14px; font-size: 12px; }
            .link-table { font-size: 13px; }
            .link-table th, .link-table td { padding: 10px 10px; }
            .btn-visit { padding: 4px 12px; font-size: 12px; }
            .footer-grid { gap: 20px; }
        }

        /* ===== Extra Utilities ===== */
        .mt-1 { margin-top: 12px; }
        .mt-2 { margin-top: 24px; }
        .mb-1 { margin-bottom: 12px; }
        .mb-2 { margin-bottom: 24px; }
        .text-center { text-align: center; }
        .flex-center { display: flex; align-items: center; justify-content: center; }
        .gap-2 { gap: 8px; }
        .gap-4 { gap: 16px; }