/* roulang page: index */
/* ===== 设计变量 ===== */
    :root {
        --primary: #1e2a4a;
        --primary-light: #2c3e6b;
        --secondary: #d4a843;
        --secondary-light: #e8c56d;
        --accent: #e0503a;
        --accent-light: #f06a55;
        --bg: #f5f3ef;
        --bg-card: #ffffff;
        --bg-dark: #141c2b;
        --text: #1a1f2e;
        --text-light: #6b7280;
        --text-white: #f9f7f2;
        --border: #e2ddd6;
        --border-light: #f0ece6;
        --radius: 12px;
        --radius-sm: 8px;
        --radius-lg: 20px;
        --shadow: 0 4px 20px rgba(0,0,0,0.06);
        --shadow-md: 0 8px 32px rgba(0,0,0,0.10);
        --shadow-lg: 0 16px 48px rgba(0,0,0,0.14);
        --transition: 0.25s cubic-bezier(0.4,0,0.2,1);
        --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
        --max-width: 1200px;
        --header-h: 72px;
        --nav-h: 52px;
        --top-h: calc(var(--header-h) + var(--nav-h));
    }

    /* ===== Reset / Base ===== */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
    body {
        font-family: var(--font);
        font-size: 16px;
        line-height: 1.7;
        color: var(--text);
        background: var(--bg);
        padding-top: var(--top-h);
    }
    img { max-width: 100%; height: auto; display: block; }
    a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
    a:hover { color: var(--secondary); }
    a:focus-visible { outline: 2px solid var(--secondary); outline-offset: 4px; border-radius: 4px; }
    button, input, textarea { font-family: inherit; font-size: inherit; }
    button { cursor: pointer; border: none; background: none; }
    ul, ol { list-style: none; }
    h1, h2, h3, h4, h5, h6 { line-height: 1.3; font-weight: 700; color: var(--primary); }
    h1 { font-size: 2.8rem; }
    h2 { font-size: 2.0rem; margin-bottom: 0.5rem; }
    h3 { font-size: 1.35rem; }
    h4 { font-size: 1.1rem; }
    p { margin-bottom: 1rem; color: var(--text-light); }
    .container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
    .section { padding: 80px 0; }
    .section-dark { background: var(--bg-dark); color: var(--text-white); }
    .section-dark h2, .section-dark h3 { color: var(--text-white); }
    .section-dark p { color: rgba(249,247,242,0.75); }
    .text-center { text-align: center; }
    .text-gold { color: var(--secondary); }

    /* ===== 分隔装饰 ===== */
    .divider { width: 60px; height: 3px; background: var(--secondary); border-radius: 4px; margin: 16px 0 24px; }
    .divider-center { margin-left: auto; margin-right: auto; }

    /* ===== Header / 杂志导航 ===== */
    .site-header {
        position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
        background: rgba(20,28,43,0.97);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        border-bottom: 1px solid rgba(212,168,67,0.15);
        box-shadow: 0 2px 24px rgba(0,0,0,0.3);
    }
    .header-top {
        height: var(--header-h);
        display: flex; align-items: center; justify-content: space-between;
        padding: 0 24px; max-width: var(--max-width); margin: 0 auto;
    }
    .logo { display: flex; align-items: center; gap: 10px; }
    .logo-icon {
        width: 36px; height: 36px;
        background: linear-gradient(135deg, var(--secondary), #b8922f);
        border-radius: 8px; display: flex; align-items: center; justify-content: center;
        font-size: 20px; font-weight: 800; color: var(--primary);
        box-shadow: 0 2px 12px rgba(212,168,67,0.3);
    }
    .logo-text { font-size: 1.5rem; font-weight: 800; color: var(--text-white); letter-spacing: 1px; }
    .logo-text span { color: var(--secondary); }
    .header-actions { display: flex; align-items: center; gap: 16px; }
    .search-toggle, .menu-toggle {
        color: var(--text-white); font-size: 1.2rem; padding: 8px 12px;
        border-radius: var(--radius-sm); transition: background var(--transition);
    }
    .search-toggle:hover, .menu-toggle:hover { background: rgba(255,255,255,0.08); color: var(--secondary); }
    .search-toggle:focus-visible, .menu-toggle:focus-visible { outline: 2px solid var(--secondary); outline-offset: 2px; }
    .menu-toggle { display: none; }
    .btn-cta-sm {
        background: var(--secondary); color: var(--primary); padding: 8px 20px;
        border-radius: 50px; font-weight: 700; font-size: 0.9rem;
        transition: all var(--transition); border: 2px solid transparent;
    }
    .btn-cta-sm:hover { background: var(--secondary-light); color: var(--primary); transform: translateY(-1px); box-shadow: 0 4px 16px rgba(212,168,67,0.35); }
    .btn-cta-sm:focus-visible { outline: 2px solid var(--text-white); outline-offset: 2px; }

    /* 频道导航行 */
    .nav-bar {
        height: var(--nav-h);
        border-top: 1px solid rgba(212,168,67,0.08);
        background: rgba(20,28,43,0.6);
        overflow-x: auto; overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none; -ms-overflow-style: none;
    }
    .nav-bar::-webkit-scrollbar { display: none; }
    .nav-inner {
        display: flex; align-items: center; gap: 0;
        max-width: var(--max-width); margin: 0 auto; padding: 0 24px;
        height: 100%;
    }
    .nav-link {
        display: flex; align-items: center; height: 100%;
        padding: 0 20px; font-size: 0.9rem; font-weight: 600;
        color: rgba(249,247,242,0.7); letter-spacing: 0.3px;
        border-bottom: 2px solid transparent;
        transition: all var(--transition);
        white-space: nowrap; position: relative;
    }
    .nav-link:hover { color: var(--text-white); background: rgba(255,255,255,0.04); }
    .nav-link.active {
        color: var(--secondary); border-bottom-color: var(--secondary);
        background: rgba(212,168,67,0.06);
    }
    .nav-link.active::after {
        content: ''; position: absolute; bottom: -1px; left: 20%; right: 20%;
        height: 3px; background: var(--secondary); border-radius: 4px 4px 0 0;
    }
    .nav-link:focus-visible { outline: 2px solid var(--secondary); outline-offset: -2px; border-radius: 4px; }

    /* ===== Hero 首屏 ===== */
    .hero {
        position: relative; min-height: 620px;
        display: flex; align-items: center;
        background: linear-gradient(135deg, #0f1420 0%, #1a2440 40%, #2a1f2a 100%);
        overflow: hidden;
    }
    .hero-bg {
        position: absolute; inset: 0;
        background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
        opacity: 0.25; mix-blend-mode: overlay;
        transform: scale(1.02); transition: transform 6s ease;
    }
    .hero:hover .hero-bg { transform: scale(1.04); }
    .hero-overlay {
        position: absolute; inset: 0;
        background: radial-gradient(ellipse at 30% 50%, rgba(212,168,67,0.08) 0%, transparent 70%);
    }
    .hero-content { position: relative; z-index: 2; padding: 80px 0; width: 100%; }
    .hero-badge {
        display: inline-flex; align-items: center; gap: 8px;
        background: rgba(212,168,67,0.15); color: var(--secondary);
        padding: 6px 18px; border-radius: 50px; font-size: 0.85rem; font-weight: 600;
        border: 1px solid rgba(212,168,67,0.2); margin-bottom: 20px;
        backdrop-filter: blur(4px);
    }
    .hero-badge i { font-size: 0.75rem; }
    .hero h1 { font-size: 3.2rem; font-weight: 800; color: var(--text-white); line-height: 1.2; margin-bottom: 16px; }
    .hero h1 .highlight { color: var(--secondary); }
    .hero-desc { font-size: 1.15rem; color: rgba(249,247,242,0.75); max-width: 600px; margin-bottom: 32px; line-height: 1.8; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; }
    .btn-primary {
        display: inline-flex; align-items: center; gap: 10px;
        background: var(--secondary); color: var(--primary); padding: 14px 32px;
        border-radius: 50px; font-weight: 700; font-size: 1rem;
        transition: all var(--transition); border: 2px solid transparent;
        box-shadow: 0 4px 20px rgba(212,168,67,0.3);
    }
    .btn-primary:hover { background: var(--secondary-light); color: var(--primary); transform: translateY(-2px); box-shadow: 0 8px 32px rgba(212,168,67,0.4); }
    .btn-primary:focus-visible { outline: 2px solid var(--text-white); outline-offset: 2px; }
    .btn-outline {
        display: inline-flex; align-items: center; gap: 10px;
        background: transparent; color: var(--text-white); padding: 14px 32px;
        border-radius: 50px; font-weight: 600; font-size: 1rem;
        border: 2px solid rgba(249,247,242,0.25);
        transition: all var(--transition);
    }
    .btn-outline:hover { border-color: var(--secondary); color: var(--secondary); background: rgba(212,168,67,0.08); transform: translateY(-2px); }
    .btn-outline:focus-visible { outline: 2px solid var(--secondary); outline-offset: 2px; }
    .hero-stats {
        display: flex; gap: 40px; margin-top: 48px;
        padding-top: 32px; border-top: 1px solid rgba(249,247,242,0.08);
    }
    .hero-stat { }
    .hero-stat-number { font-size: 1.8rem; font-weight: 800; color: var(--text-white); }
    .hero-stat-number span { color: var(--secondary); }
    .hero-stat-label { font-size: 0.85rem; color: rgba(249,247,242,0.5); margin-top: 2px; }

    /* ===== 核心优势板块 ===== */
    .features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 40px; }
    .feature-card {
        background: var(--bg-card); border-radius: var(--radius);
        padding: 36px 28px; text-align: center;
        box-shadow: var(--shadow); border: 1px solid var(--border-light);
        transition: all var(--transition);
    }
    .feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--secondary); }
    .feature-icon {
        width: 64px; height: 64px; margin: 0 auto 20px;
        background: linear-gradient(135deg, rgba(212,168,67,0.12), rgba(212,168,67,0.04));
        border-radius: 16px; display: flex; align-items: center; justify-content: center;
        font-size: 1.6rem; color: var(--secondary);
        transition: all var(--transition);
    }
    .feature-card:hover .feature-icon { background: var(--secondary); color: var(--primary); }
    .feature-card h3 { margin-bottom: 10px; font-size: 1.2rem; }
    .feature-card p { font-size: 0.95rem; margin-bottom: 0; }

    /* ===== 分类入口 ===== */
    .category-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; margin-top: 40px; }
    .category-card {
        position: relative; border-radius: var(--radius-lg); overflow: hidden;
        background: var(--bg-card); box-shadow: var(--shadow);
        border: 1px solid var(--border-light);
        transition: all var(--transition);
        display: flex; flex-direction: column;
    }
    .category-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--secondary); }
    .category-img {
        width: 100%; height: 200px; object-fit: cover;
        transition: transform 0.6s ease;
    }
    .category-card:hover .category-img { transform: scale(1.04); }
    .category-body { padding: 24px 28px 28px; flex: 1; display: flex; flex-direction: column; }
    .category-body h3 { margin-bottom: 8px; font-size: 1.2rem; }
    .category-body p { font-size: 0.95rem; margin-bottom: 16px; flex: 1; }
    .category-meta { display: flex; align-items: center; gap: 16px; font-size: 0.85rem; color: var(--text-light); }
    .category-meta i { margin-right: 4px; }
    .tag {
        display: inline-block; background: rgba(212,168,67,0.1); color: var(--secondary);
        padding: 4px 14px; border-radius: 50px; font-size: 0.8rem; font-weight: 600;
    }
    .tag-primary { background: rgba(30,42,74,0.08); color: var(--primary); }

    /* ===== 统计数字 ===== */
    .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 40px; }
    .stat-card {
        background: rgba(255,255,255,0.04); border-radius: var(--radius);
        padding: 32px 20px; text-align: center;
        border: 1px solid rgba(212,168,67,0.08);
        transition: all var(--transition);
    }
    .stat-card:hover { background: rgba(255,255,255,0.07); border-color: rgba(212,168,67,0.2); transform: translateY(-3px); }
    .stat-card .number { font-size: 2.4rem; font-weight: 800; color: var(--secondary); line-height: 1.1; }
    .stat-card .label { font-size: 0.9rem; color: rgba(249,247,242,0.6); margin-top: 8px; }

    /* ===== 最新资讯列表 ===== */
    .news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 40px; }
    .news-card {
        background: var(--bg-card); border-radius: var(--radius);
        overflow: hidden; box-shadow: var(--shadow);
        border: 1px solid var(--border-light);
        transition: all var(--transition);
        display: flex; flex-direction: column;
    }
    .news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--secondary); }
    .news-img {
        width: 100%; height: 180px; object-fit: cover;
        transition: transform 0.6s ease;
    }
    .news-card:hover .news-img { transform: scale(1.04); }
    .news-body { padding: 20px 24px 24px; flex: 1; display: flex; flex-direction: column; }
    .news-body .tag { align-self: flex-start; margin-bottom: 10px; }
    .news-body h3 { font-size: 1.05rem; margin-bottom: 8px; line-height: 1.4; }
    .news-body h3 a { color: var(--primary); }
    .news-body h3 a:hover { color: var(--secondary); }
    .news-body p { font-size: 0.9rem; margin-bottom: 12px; flex: 1; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
    .news-meta { display: flex; align-items: center; gap: 16px; font-size: 0.8rem; color: var(--text-light); }
    .news-meta i { margin-right: 4px; }

    /* ===== 使用流程 ===== */
    .steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 40px; counter-reset: step; }
    .step-card {
        background: var(--bg-card); border-radius: var(--radius);
        padding: 32px 24px; text-align: center;
        box-shadow: var(--shadow); border: 1px solid var(--border-light);
        position: relative; transition: all var(--transition);
    }
    .step-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
    .step-number {
        width: 48px; height: 48px; margin: 0 auto 16px;
        background: var(--primary); color: var(--secondary);
        border-radius: 50%; display: flex; align-items: center; justify-content: center;
        font-size: 1.2rem; font-weight: 800;
        transition: all var(--transition);
    }
    .step-card:hover .step-number { background: var(--secondary); color: var(--primary); }
    .step-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
    .step-card p { font-size: 0.9rem; margin-bottom: 0; }

    /* ===== FAQ ===== */
    .faq-list { max-width: 800px; margin: 40px auto 0; display: flex; flex-direction: column; gap: 12px; }
    .faq-item {
        background: var(--bg-card); border-radius: var(--radius-sm);
        border: 1px solid var(--border-light); overflow: hidden;
        transition: all var(--transition);
    }
    .faq-item:hover { border-color: var(--secondary); box-shadow: var(--shadow); }
    .faq-question {
        width: 100%; padding: 18px 24px; text-align: left;
        display: flex; justify-content: space-between; align-items: center;
        font-weight: 600; font-size: 1rem; color: var(--text);
        background: none; transition: all var(--transition);
    }
    .faq-question i { color: var(--secondary); transition: transform var(--transition); font-size: 0.85rem; }
    .faq-item.active .faq-question i { transform: rotate(180deg); }
    .faq-question:hover { color: var(--secondary); }
    .faq-answer {
        padding: 0 24px; max-height: 0; overflow: hidden;
        transition: all 0.3s ease;
    }
    .faq-item.active .faq-answer { padding: 0 24px 18px; max-height: 300px; }
    .faq-answer p { font-size: 0.95rem; margin-bottom: 0; color: var(--text-light); }

    /* ===== CTA 板块 ===== */
    .cta-section {
        background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
        border-radius: var(--radius-lg); padding: 60px 48px;
        text-align: center; position: relative; overflow: hidden;
    }
    .cta-section::before {
        content: ''; position: absolute; inset: 0;
        background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
        opacity: 0.06; mix-blend-mode: overlay;
    }
    .cta-section h2 { color: var(--text-white); font-size: 1.8rem; margin-bottom: 12px; position: relative; }
    .cta-section p { color: rgba(249,247,242,0.7); max-width: 560px; margin: 0 auto 28px; position: relative; }
    .cta-section .btn-primary { background: var(--secondary); color: var(--primary); position: relative; }
    .cta-section .btn-primary:hover { background: var(--secondary-light); }

    /* ===== 页脚 ===== */
    .site-footer {
        background: var(--bg-dark); color: rgba(249,247,242,0.6);
        padding: 60px 0 32px;
    }
    .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
    .footer-brand .logo-text { font-size: 1.3rem; }
    .footer-brand p { font-size: 0.9rem; margin-top: 12px; color: rgba(249,247,242,0.5); }
    .footer-col h4 { color: var(--text-white); font-size: 0.95rem; margin-bottom: 16px; }
    .footer-col ul li { margin-bottom: 10px; }
    .footer-col ul li a { color: rgba(249,247,242,0.55); font-size: 0.9rem; transition: all var(--transition); }
    .footer-col ul li a:hover { color: var(--secondary); padding-left: 4px; }
    .footer-bottom {
        border-top: 1px solid rgba(249,247,242,0.06);
        padding-top: 24px; display: flex; justify-content: space-between; align-items: center;
        flex-wrap: wrap; gap: 12px;
    }
    .footer-bottom p { font-size: 0.85rem; margin-bottom: 0; color: rgba(249,247,242,0.4); }
    .footer-socials { display: flex; gap: 16px; }
    .footer-socials a {
        width: 38px; height: 38px; border-radius: 50%;
        background: rgba(255,255,255,0.05); display: flex; align-items: center; justify-content: center;
        color: rgba(249,247,242,0.5); font-size: 1rem;
        transition: all var(--transition);
    }
    .footer-socials a:hover { background: var(--secondary); color: var(--primary); transform: translateY(-2px); }

    /* ===== 响应式 ===== */
    @media (max-width: 1024px) {
        .features-grid { grid-template-columns: repeat(2, 1fr); }
        .news-grid { grid-template-columns: repeat(2, 1fr); }
        .steps-grid { grid-template-columns: repeat(2, 1fr); }
        .stats-grid { grid-template-columns: repeat(2, 1fr); }
        .footer-grid { grid-template-columns: repeat(2, 1fr); }
        .hero h1 { font-size: 2.6rem; }
    }

    @media (max-width: 768px) {
        body { padding-top: var(--header-h); }
        .menu-toggle { display: block; }
        .nav-bar {
            position: fixed; top: var(--header-h); left: 0; right: 0; z-index: 999;
            height: auto; max-height: 0; overflow: hidden;
            transition: max-height 0.4s ease;
            background: rgba(20,28,43,0.98);
            border-top: 1px solid rgba(212,168,67,0.08);
        }
        .nav-bar.open { max-height: 360px; }
        .nav-inner { flex-direction: column; align-items: stretch; padding: 8px 0; gap: 0; }
        .nav-link {
            height: auto; padding: 14px 24px; border-bottom: none;
            border-left: 3px solid transparent;
        }
        .nav-link.active { border-left-color: var(--secondary); background: rgba(212,168,67,0.06); }
        .nav-link.active::after { display: none; }
        .hero { min-height: 480px; }
        .hero h1 { font-size: 2.0rem; }
        .hero-desc { font-size: 1rem; }
        .hero-stats { flex-wrap: wrap; gap: 20px; }
        .features-grid { grid-template-columns: 1fr; }
        .category-grid { grid-template-columns: 1fr; }
        .news-grid { grid-template-columns: 1fr; }
        .steps-grid { grid-template-columns: 1fr; }
        .stats-grid { grid-template-columns: repeat(2, 1fr); }
        .footer-grid { grid-template-columns: 1fr; }
        .cta-section { padding: 40px 24px; }
        .cta-section h2 { font-size: 1.4rem; }
        .section { padding: 48px 0; }
        h2 { font-size: 1.5rem; }
        .hero-actions { flex-direction: column; align-items: stretch; }
        .btn-primary, .btn-outline { justify-content: center; }
        .header-top { padding: 0 16px; }
        .nav-inner { padding: 0 16px; }
        .container { padding: 0 16px; }
        .search-toggle { display: none; }
    }

    @media (max-width: 520px) {
        .hero h1 { font-size: 1.6rem; }
        .hero-stats { flex-direction: column; gap: 12px; }
        .hero-stat-number { font-size: 1.4rem; }
        .stats-grid { grid-template-columns: 1fr; }
        .logo-text { font-size: 1.2rem; }
        .btn-cta-sm { display: none; }
        .footer-bottom { flex-direction: column; text-align: center; }
    }

    /* ===== 空列表状态 ===== */
    .empty-state { text-align: center; padding: 48px 24px; color: var(--text-light); }
    .empty-state i { font-size: 2.4rem; color: var(--border); margin-bottom: 16px; display: block; }
    .empty-state p { font-size: 1rem; margin-bottom: 0; }

    /* ===== 辅助工具 ===== */
    .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
    .fade-in { opacity: 0; transform: translateY(20px); animation: fadeIn 0.6s ease forwards; }
    @keyframes fadeIn { to { opacity: 1; transform: translateY(0); } }
    .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: article */
/* ===== Design Variables ===== */
        :root {
            --primary: #1a2a6c;
            --primary-light: #2d4a8e;
            --primary-dark: #0f1a4a;
            --secondary: #e6b422;
            --secondary-light: #f0cc6a;
            --secondary-dark: #c4941a;
            --accent: #e85d3a;
            --bg-body: #f5f3ee;
            --bg-card: #ffffff;
            --bg-dark: #1a1a2e;
            --bg-section-alt: #ede9e0;
            --text-main: #1e1e2a;
            --text-soft: #4a4a5a;
            --text-muted: #8a8a9a;
            --text-light: #f9f7f2;
            --border-light: #e0dcd4;
            --border-focus: var(--secondary);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.04);
            --shadow-md: 0 6px 24px rgba(0,0,0,0.06);
            --shadow-lg: 0 16px 48px rgba(0,0,0,0.08);
            --shadow-xl: 0 24px 64px rgba(0,0,0,0.12);
            --transition: 0.25s cubic-bezier(0.2, 0, 0, 1);
            --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Noto Sans SC', sans-serif;
            --max-width: 1200px;
            --header-height: 64px;
            --nav-height: 52px;
        }

        /* ===== 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);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text-main);
            background: var(--bg-body);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
        a:hover { color: var(--secondary); }
        a:focus-visible { outline: 3px solid var(--secondary); outline-offset: 2px; border-radius: 4px; }
        button, input, textarea { font-family: inherit; font-size: 1rem; }
        ul { list-style: none; }
        h1, h2, h3, h4, h5, h6 { line-height: 1.25; color: var(--text-main); font-weight: 700; }
        h1 { font-size: 2.25rem; }
        h2 { font-size: 1.75rem; }
        h3 { font-size: 1.35rem; }
        h4 { font-size: 1.1rem; }
        p { margin-bottom: 1rem; }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header & Brand Bar ===== */
        .site-header {
            background: var(--bg-dark);
            border-bottom: 1px solid rgba(255,255,255,0.06);
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
        }
        .brand-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            padding: 0 24px;
            max-width: var(--max-width);
            margin: 0 auto;
            width: 100%;
        }
        .logo-text {
            font-size: 1.6rem;
            font-weight: 800;
            letter-spacing: 1px;
            color: var(--text-light);
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .logo-text span.hl { color: var(--secondary); }
        .brand-search {
            display: flex;
            align-items: center;
            background: rgba(255,255,255,0.08);
            border: 1px solid rgba(255,255,255,0.1);
            border-radius: 40px;
            padding: 0 16px;
            transition: var(--transition);
        }
        .brand-search:focus-within {
            border-color: var(--secondary);
            background: rgba(255,255,255,0.14);
            box-shadow: 0 0 0 3px rgba(230,180,34,0.15);
        }
        .brand-search input {
            background: transparent;
            border: none;
            color: var(--text-light);
            padding: 8px 10px;
            font-size: 0.9rem;
            width: 180px;
            outline: none;
        }
        .brand-search input::placeholder { color: rgba(249,247,242,0.4); }
        .brand-search button {
            background: transparent;
            border: none;
            color: var(--text-muted);
            cursor: pointer;
            padding: 8px 4px;
            font-size: 1rem;
            transition: color var(--transition);
        }
        .brand-search button:hover { color: var(--secondary); }

        /* ===== Navigation ===== */
        .nav-bar {
            background: var(--primary-dark);
            border-top: 1px solid rgba(255,255,255,0.05);
            border-bottom: 1px solid rgba(255,255,255,0.05);
        }
        .nav-inner {
            display: flex;
            align-items: center;
            gap: 4px;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
            height: var(--nav-height);
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-inner::-webkit-scrollbar { display: none; }
        .nav-link {
            color: rgba(249,247,242,0.7);
            font-size: 0.9rem;
            font-weight: 500;
            padding: 8px 18px;
            border-radius: 30px;
            white-space: nowrap;
            transition: all var(--transition);
            letter-spacing: 0.3px;
            display: flex;
            align-items: center;
        }
        .nav-link i { margin-right: 6px; font-size: 0.85rem; }
        .nav-link:hover {
            color: var(--text-light);
            background: rgba(255,255,255,0.08);
        }
        .nav-link.active {
            color: var(--primary-dark);
            background: var(--secondary);
            font-weight: 600;
            box-shadow: 0 2px 12px rgba(230,180,34,0.3);
        }
        .nav-link.active:hover {
            background: var(--secondary-light);
            color: var(--primary-dark);
        }

        /* ===== Article Detail ===== */
        .article-detail {
            padding: 48px 0 64px;
            flex: 1;
        }
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
        }
        .article-main { min-width: 0; }
        .article-header {
            margin-bottom: 32px;
            padding-bottom: 28px;
            border-bottom: 1px solid var(--border-light);
        }
        .article-category {
            display: inline-block;
            background: var(--secondary);
            color: var(--primary-dark);
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 30px;
            letter-spacing: 0.5px;
            text-transform: uppercase;
            margin-bottom: 12px;
        }
        .article-title {
            font-size: 2rem;
            line-height: 1.25;
            margin-bottom: 16px;
            color: var(--primary-dark);
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .article-meta span { display: flex; align-items: center; gap: 6px; }
        .article-meta i { font-size: 0.8rem; color: var(--secondary); }
        .article-featured-image {
            margin-bottom: 28px;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            background: var(--bg-card);
        }
        .article-featured-image img {
            width: 100%;
            height: auto;
            max-height: 480px;
            object-fit: cover;
        }
        .article-body {
            font-size: 1.05rem;
            line-height: 1.85;
            color: var(--text-soft);
        }
        .article-body h2, .article-body h3 {
            margin-top: 32px;
            margin-bottom: 16px;
            color: var(--primary-dark);
        }
        .article-body p {
            margin-bottom: 1.2rem;
        }
        .article-body ul, .article-body ol {
            margin-bottom: 1.2rem;
            padding-left: 24px;
        }
        .article-body li { margin-bottom: 0.5rem; }
        .article-body a { color: var(--primary); border-bottom: 1px solid transparent; }
        .article-body a:hover { border-bottom-color: var(--secondary); color: var(--secondary); }
        .article-body blockquote {
            border-left: 4px solid var(--secondary);
            background: rgba(230,180,34,0.06);
            padding: 16px 24px;
            margin: 24px 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-soft);
            font-style: italic;
        }
        .article-body img {
            border-radius: var(--radius-sm);
            margin: 24px 0;
            box-shadow: var(--shadow-sm);
        }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 32px;
            padding-top: 24px;
            border-top: 1px solid var(--border-light);
        }
        .tag {
            background: var(--bg-section-alt);
            color: var(--text-soft);
            font-size: 0.8rem;
            padding: 6px 16px;
            border-radius: 30px;
            transition: all var(--transition);
            border: 1px solid transparent;
        }
        .tag:hover {
            background: var(--secondary);
            color: var(--primary-dark);
            border-color: var(--secondary);
            transform: translateY(-1px);
        }
        .article-not-found {
            text-align: center;
            padding: 80px 24px;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-md);
        }
        .article-not-found i {
            font-size: 3.5rem;
            color: var(--text-muted);
            margin-bottom: 20px;
        }
        .article-not-found h2 {
            font-size: 1.5rem;
            color: var(--text-main);
            margin-bottom: 12px;
        }
        .article-not-found p {
            color: var(--text-muted);
            margin-bottom: 24px;
        }
        .btn-back {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: var(--text-light);
            padding: 12px 28px;
            border-radius: 40px;
            font-weight: 600;
            transition: all var(--transition);
        }
        .btn-back:hover {
            background: var(--primary-light);
            color: var(--text-light);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        /* ===== Sidebar ===== */
        .article-sidebar { min-width: 0; }
        .sidebar-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            margin-bottom: 28px;
        }
        .sidebar-card h3 {
            font-size: 1.05rem;
            color: var(--primary-dark);
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--secondary);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card h3 i { color: var(--secondary); font-size: 0.9rem; }
        .sidebar-list li {
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
        }
        .sidebar-list li:last-child { border-bottom: none; }
        .sidebar-list a {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            color: var(--text-soft);
            font-size: 0.9rem;
            line-height: 1.4;
            transition: color var(--transition);
        }
        .sidebar-list a:hover { color: var(--secondary); }
        .sidebar-list a .num {
            color: var(--text-muted);
            font-size: 0.8rem;
            font-weight: 600;
            min-width: 24px;
        }
        .sidebar-list a .s-title { flex: 1; }
        .sidebar-cats li {
            margin-bottom: 8px;
        }
        .sidebar-cats a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 16px;
            background: var(--bg-section-alt);
            border-radius: var(--radius-sm);
            color: var(--text-soft);
            font-size: 0.9rem;
            font-weight: 500;
            transition: all var(--transition);
        }
        .sidebar-cats a:hover {
            background: var(--secondary);
            color: var(--primary-dark);
            transform: translateX(4px);
        }
        .sidebar-cats a i { font-size: 0.8rem; color: var(--secondary); }
        .sidebar-cats a:hover i { color: var(--primary-dark); }

        /* ===== Related Posts ===== */
        .related-section {
            padding: 48px 0 56px;
            background: var(--bg-section-alt);
            margin-top: 16px;
        }
        .related-section h2 {
            text-align: center;
            margin-bottom: 32px;
            font-size: 1.6rem;
            color: var(--primary-dark);
        }
        .related-section h2 i { color: var(--secondary); margin-right: 8px; }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .related-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .related-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }
        .related-card .card-body {
            padding: 18px 20px 22px;
        }
        .related-card .card-body h4 {
            font-size: 1rem;
            margin-bottom: 8px;
            color: var(--text-main);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .card-body p {
            font-size: 0.85rem;
            color: var(--text-muted);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }
        .related-card .card-meta {
            font-size: 0.75rem;
            color: var(--text-muted);
            display: flex;
            gap: 16px;
        }
        .related-card .card-meta i { margin-right: 4px; }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: var(--text-light);
            padding: 48px 0 0;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255,255,255,0.06);
        }
        .footer-brand .logo-text { margin-bottom: 12px; }
        .footer-brand p {
            font-size: 0.85rem;
            color: rgba(249,247,242,0.55);
            line-height: 1.6;
            margin-top: 12px;
        }
        .footer-col h4 {
            color: var(--text-light);
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .footer-col ul li { margin-bottom: 10px; }
        .footer-col ul a {
            color: rgba(249,247,242,0.5);
            font-size: 0.85rem;
            transition: color var(--transition);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .footer-col ul a:hover { color: var(--secondary); }
        .footer-col ul a::before {
            content: '›';
            font-size: 1.1rem;
            color: var(--secondary);
            opacity: 0.6;
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 24px 0 16px;
            flex-wrap: wrap;
            gap: 16px;
        }
        .footer-bottom p {
            font-size: 0.8rem;
            color: rgba(249,247,242,0.3);
            margin: 0;
        }
        .footer-socials { display: flex; gap: 16px; }
        .footer-socials a {
            color: rgba(249,247,242,0.3);
            font-size: 1.1rem;
            transition: all var(--transition);
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(255,255,255,0.04);
        }
        .footer-socials a:hover {
            color: var(--secondary);
            background: rgba(230,180,34,0.12);
            transform: translateY(-2px);
        }
        .footer-tech {
            font-size: 0.75rem;
            color: rgba(249,247,242,0.2);
            text-align: center;
            padding-bottom: 20px;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .article-layout { grid-template-columns: 1fr 260px; gap: 28px; }
            .related-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: 1fr 1fr; }
        }
        @media (max-width: 768px) {
            .brand-bar { padding: 0 16px; height: 56px; }
            .logo-text { font-size: 1.3rem; }
            .brand-search input { width: 120px; }
            .nav-inner { padding: 0 12px; height: 46px; gap: 2px; }
            .nav-link { font-size: 0.8rem; padding: 6px 14px; }
            .nav-link i { margin-right: 4px; font-size: 0.75rem; }
            .article-detail { padding: 28px 0 40px; }
            .article-layout { grid-template-columns: 1fr; gap: 32px; }
            .article-title { font-size: 1.5rem; }
            .article-meta { gap: 12px; font-size: 0.75rem; }
            .article-body { font-size: 0.95rem; }
            .related-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; gap: 24px; }
            .footer-bottom { flex-direction: column; text-align: center; }
            .container { padding: 0 16px; }
        }
        @media (max-width: 520px) {
            .brand-search { display: none; }
            .nav-link { font-size: 0.75rem; padding: 6px 10px; }
            .article-title { font-size: 1.25rem; }
            .article-category { font-size: 0.65rem; padding: 3px 10px; }
            .sidebar-card { padding: 16px; }
            .related-card img { height: 140px; }
        }

        /* ===== Utility ===== */
        .text-center { text-align: center; }
        .mt-16 { margin-top: 16px; }
        .mb-16 { margin-bottom: 16px; }
        .gap-8 { gap: 8px; }
        .flex-center { display: flex; align-items: center; justify-content: center; }

/* roulang page: category1 */
/* ===== Design Variables ===== */
        :root {
            --primary: #1a1f36;
            --primary-light: #2a2f4a;
            --secondary: #f5b342;
            --secondary-light: #f7c56e;
            --secondary-dark: #d4952e;
            --accent: #e85d3a;
            --accent-light: #f07a5a;
            --bg-body: #f4f2ed;
            --bg-card: #ffffff;
            --bg-dark: #141824;
            --bg-dark-alt: #1c2138;
            --text-primary: #1a1f36;
            --text-secondary: #4a4e5a;
            --text-muted: #8a8e9a;
            --text-light: #f9f7f2;
            --text-light-muted: rgba(249, 247, 242, 0.65);
            --border-color: #e4e2dc;
            --border-light: rgba(255, 255, 255, 0.12);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 30px;
            --shadow-sm: 0 2px 8px rgba(26, 31, 54, 0.06);
            --shadow-md: 0 6px 24px rgba(26, 31, 54, 0.08);
            --shadow-lg: 0 16px 48px rgba(26, 31, 54, 0.10);
            --shadow-glow: 0 0 30px rgba(245, 179, 66, 0.15);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            --container-max: 1200px;
            --header-height: 70px;
        }

        /* ===== 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);
            font-size: 16px;
            line-height: 1.65;
            color: var(--text-primary);
            background: var(--bg-body);
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: 1rem;
            border: none;
            outline: none;
            background: transparent;
        }
        button {
            cursor: pointer;
        }
        ul {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.25;
            font-weight: 650;
            letter-spacing: -0.01em;
        }

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

        /* ===== Header & Navigation ===== */
        .site-header {
            background: var(--bg-dark);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        .logo-text {
            font-size: 1.6rem;
            font-weight: 700;
            letter-spacing: -0.02em;
            color: var(--text-light);
            white-space: nowrap;
        }
        .logo-text span {
            color: var(--secondary);
        }
        .nav-bar {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }
        .nav-bar::-webkit-scrollbar {
            display: none;
        }
        .nav-bar .nav-link {
            padding: 8px 18px;
            border-radius: 40px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-light-muted);
            white-space: nowrap;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .nav-bar .nav-link:hover {
            color: var(--text-light);
            background: rgba(255, 255, 255, 0.08);
        }
        .nav-bar .nav-link.active {
            color: var(--bg-dark);
            background: var(--secondary);
            font-weight: 600;
            box-shadow: 0 2px 12px rgba(245, 179, 66, 0.25);
        }
        .nav-bar .nav-link.active i {
            color: var(--bg-dark);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .search-toggle {
            color: var(--text-light-muted);
            font-size: 1.1rem;
            padding: 8px 10px;
            border-radius: 40px;
            transition: all var(--transition);
        }
        .search-toggle:hover {
            color: var(--text-light);
            background: rgba(255, 255, 255, 0.08);
        }
        .menu-toggle {
            display: none;
            color: var(--text-light);
            font-size: 1.4rem;
            padding: 6px 8px;
            background: none;
            border: none;
            cursor: pointer;
        }
        @media (max-width: 768px) {
            .header-inner {
                padding: 0 16px;
            }
            .nav-bar {
                gap: 2px;
            }
            .nav-bar .nav-link {
                padding: 6px 14px;
                font-size: 0.82rem;
            }
            .logo-text {
                font-size: 1.3rem;
            }
        }
        @media (max-width: 520px) {
            .nav-bar .nav-link {
                padding: 5px 10px;
                font-size: 0.75rem;
            }
            .nav-bar .nav-link i {
                display: none;
            }
            .header-actions .search-toggle {
                font-size: 0.95rem;
                padding: 4px 6px;
            }
        }

        /* ===== Hero / Banner ===== */
        .category-hero {
            position: relative;
            background: var(--bg-dark);
            min-height: 320px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.25;
            pointer-events: none;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(20, 24, 36, 0.88) 0%, rgba(26, 31, 54, 0.70) 100%);
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
            padding-top: 48px;
            padding-bottom: 48px;
        }
        .category-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(245, 179, 66, 0.15);
            color: var(--secondary);
            padding: 6px 18px;
            border-radius: 40px;
            font-size: 0.8rem;
            font-weight: 500;
            letter-spacing: 0.3px;
            margin-bottom: 20px;
            border: 1px solid rgba(245, 179, 66, 0.20);
        }
        .category-hero h1 {
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--text-light);
            max-width: 720px;
            line-height: 1.15;
            letter-spacing: -0.02em;
            margin-bottom: 18px;
        }
        .category-hero h1 span {
            color: var(--secondary);
        }
        .category-hero .hero-desc {
            font-size: 1.1rem;
            color: var(--text-light-muted);
            max-width: 600px;
            line-height: 1.7;
            margin-bottom: 28px;
        }
        .category-hero .hero-stats {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }
        .category-hero .hero-stat-item {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .category-hero .hero-stat-item .num {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text-light);
        }
        .category-hero .hero-stat-item .label {
            font-size: 0.78rem;
            color: var(--text-light-muted);
            letter-spacing: 0.3px;
        }
        @media (max-width: 768px) {
            .category-hero {
                min-height: 260px;
            }
            .category-hero h1 {
                font-size: 1.9rem;
            }
            .category-hero .hero-desc {
                font-size: 0.95rem;
            }
            .category-hero .hero-stats {
                gap: 20px;
            }
            .category-hero .hero-stat-item .num {
                font-size: 1.3rem;
            }
        }
        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 1.5rem;
            }
            .category-hero .hero-desc {
                font-size: 0.85rem;
            }
            .category-hero .hero-stat-item .num {
                font-size: 1.1rem;
            }
            .category-hero .hero-stat-item .label {
                font-size: 0.7rem;
            }
        }

        /* ===== Section Common ===== */
        .section {
            padding: 72px 0;
        }
        .section-alt {
            background: var(--bg-card);
        }
        .section-dark {
            background: var(--bg-dark);
        }
        .section-dark-alt {
            background: var(--bg-dark-alt);
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            letter-spacing: -0.02em;
            color: var(--text-primary);
        }
        .section-header h2 span {
            color: var(--accent);
        }
        .section-header p {
            color: var(--text-secondary);
            font-size: 1rem;
            max-width: 600px;
            margin: 12px auto 0;
        }
        .section-header.light h2 {
            color: var(--text-light);
        }
        .section-header.light p {
            color: var(--text-light-muted);
        }
        .section-header .section-tag {
            display: inline-block;
            background: rgba(245, 179, 66, 0.12);
            color: var(--secondary-dark);
            padding: 4px 16px;
            border-radius: 40px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 12px;
            text-transform: uppercase;
        }
        @media (max-width: 768px) {
            .section {
                padding: 48px 0;
            }
            .section-header {
                margin-bottom: 32px;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
        }

        /* ===== Cards Grid ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 24px;
        }
        .card-grid.cols-2 {
            grid-template-columns: repeat(2, 1fr);
        }
        .card-grid.cols-3 {
            grid-template-columns: repeat(3, 1fr);
        }
        .card-grid.cols-4 {
            grid-template-columns: repeat(4, 1fr);
        }
        @media (max-width: 1024px) {
            .card-grid.cols-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .card-grid.cols-3 {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .card-grid {
                grid-template-columns: 1fr !important;
            }
        }

        /* ===== Game Card ===== */
        .game-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            border: 1px solid var(--border-color);
            display: flex;
            flex-direction: column;
        }
        .game-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .game-card .card-img {
            height: 180px;
            background: var(--primary-light);
            position: relative;
            overflow: hidden;
        }
        .game-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .game-card:hover .card-img img {
            transform: scale(1.05);
        }
        .game-card .card-img .card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--secondary);
            color: var(--bg-dark);
            padding: 4px 14px;
            border-radius: 40px;
            font-size: 0.72rem;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        .game-card .card-body {
            padding: 22px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .game-card .card-body h3 {
            font-size: 1.15rem;
            font-weight: 650;
            margin-bottom: 8px;
            color: var(--text-primary);
        }
        .game-card .card-body p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 16px;
        }
        .game-card .card-body .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            border-top: 1px solid var(--border-color);
        }
        .game-card .card-body .card-meta .badge {
            background: rgba(245, 179, 66, 0.10);
            color: var(--secondary-dark);
            padding: 4px 12px;
            border-radius: 40px;
            font-size: 0.72rem;
            font-weight: 500;
        }
        .game-card .card-body .card-meta .link-arrow {
            color: var(--accent);
            font-weight: 500;
            font-size: 0.85rem;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition);
        }
        .game-card .card-body .card-meta .link-arrow:hover {
            gap: 8px;
        }
        @media (max-width: 768px) {
            .game-card .card-img {
                height: 140px;
            }
            .game-card .card-body {
                padding: 16px 18px 18px;
            }
            .game-card .card-body h3 {
                font-size: 1rem;
            }
        }

        /* ===== Strategy List ===== */
        .strategy-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .strategy-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 24px 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            display: flex;
            align-items: flex-start;
            gap: 20px;
            transition: all var(--transition);
        }
        .strategy-item:hover {
            box-shadow: var(--shadow-md);
            border-color: transparent;
            transform: translateX(4px);
        }
        .strategy-item .si-icon {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: rgba(245, 179, 66, 0.10);
            color: var(--secondary-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
        }
        .strategy-item .si-content {
            flex: 1;
        }
        .strategy-item .si-content h4 {
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 4px;
        }
        .strategy-item .si-content p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        .strategy-item .si-content .si-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 10px;
        }
        .strategy-item .si-content .si-tags span {
            background: var(--bg-body);
            padding: 2px 12px;
            border-radius: 40px;
            font-size: 0.72rem;
            color: var(--text-muted);
            border: 1px solid var(--border-color);
        }
        @media (max-width: 768px) {
            .strategy-item {
                padding: 18px 20px;
                flex-direction: column;
                gap: 12px;
            }
            .strategy-item .si-icon {
                width: 40px;
                height: 40px;
                font-size: 1.1rem;
            }
            .strategy-item .si-content h4 {
                font-size: 0.95rem;
            }
        }

        /* ===== FAQ ===== */
        .faq-grid {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: transparent;
            box-shadow: var(--shadow-sm);
        }
        .faq-item .faq-question {
            padding: 18px 24px;
            font-weight: 600;
            font-size: 1rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            color: var(--text-primary);
            user-select: none;
            transition: background var(--transition);
        }
        .faq-item .faq-question:hover {
            background: rgba(245, 179, 66, 0.04);
        }
        .faq-item .faq-question i {
            color: var(--secondary);
            font-size: 0.85rem;
            transition: transform var(--transition);
        }
        .faq-item .faq-question.open i {
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            padding: 0 24px 18px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            display: none;
        }
        .faq-item .faq-answer.open {
            display: block;
        }
        @media (max-width: 768px) {
            .faq-item .faq-question {
                padding: 14px 18px;
                font-size: 0.9rem;
            }
            .faq-item .faq-answer {
                padding: 0 18px 14px;
                font-size: 0.84rem;
            }
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--bg-dark);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
            opacity: 0.10;
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
            text-align: center;
            padding-top: 64px;
            padding-bottom: 64px;
        }
        .cta-section h2 {
            font-size: 2rem;
            color: var(--text-light);
            font-weight: 700;
            margin-bottom: 14px;
        }
        .cta-section p {
            color: var(--text-light-muted);
            max-width: 560px;
            margin: 0 auto 28px;
            font-size: 1rem;
        }
        .btn-group {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 32px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition);
            border: 2px solid transparent;
        }
        .btn-primary {
            background: var(--secondary);
            color: var(--bg-dark);
            border-color: var(--secondary);
        }
        .btn-primary:hover {
            background: var(--secondary-light);
            border-color: var(--secondary-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(245, 179, 66, 0.30);
        }
        .btn-outline-light {
            background: transparent;
            color: var(--text-light);
            border-color: rgba(255, 255, 255, 0.30);
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: var(--text-light);
            transform: translateY(-2px);
        }
        @media (max-width: 768px) {
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .btn {
                padding: 10px 24px;
                font-size: 0.85rem;
            }
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb {
            background: var(--bg-body);
            padding: 14px 0;
            border-bottom: 1px solid var(--border-color);
        }
        .breadcrumb .container {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            color: var(--text-muted);
        }
        .breadcrumb a {
            color: var(--text-muted);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb .sep {
            color: var(--border-color);
        }
        .breadcrumb .current {
            color: var(--text-secondary);
            font-weight: 500;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: var(--text-light-muted);
            padding: 56px 0 32px;
            border-top: 1px solid var(--border-light);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 36px;
            border-bottom: 1px solid var(--border-light);
        }
        .footer-brand .logo-text {
            font-size: 1.4rem;
            display: inline-block;
            margin-bottom: 14px;
        }
        .footer-brand p {
            font-size: 0.85rem;
            line-height: 1.7;
            color: var(--text-light-muted);
            max-width: 300px;
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-light);
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 0.84rem;
            color: var(--text-light-muted);
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .footer-col ul li a:hover {
            color: var(--secondary);
            transform: translateX(3px);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 24px;
            flex-wrap: wrap;
            gap: 16px;
        }
        .footer-bottom p {
            font-size: 0.8rem;
            color: var(--text-light-muted);
        }
        .footer-socials {
            display: flex;
            gap: 12px;
        }
        .footer-socials a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-light-muted);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.95rem;
            transition: all var(--transition);
        }
        .footer-socials a:hover {
            background: var(--secondary);
            color: var(--bg-dark);
            transform: translateY(-2px);
        }
        @media (max-width: 900px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .footer-brand p {
                max-width: 100%;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== Responsive Helpers ===== */
        @media (max-width: 1024px) {
            .card-grid.cols-3 {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .card-grid.cols-2,
            .card-grid.cols-3,
            .card-grid.cols-4 {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Focus / Accessibility ===== */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--secondary);
            outline-offset: 2px;
            border-radius: 4px;
        }

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