/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --primary: #1a3c5e;
            --primary-light: #2a5a8a;
            --primary-dark: #0f2840;
            --accent: #c8a96e;
            --accent-light: #dfc89a;
            --accent-dark: #a88a4e;
            --bg-light: #f8f6f2;
            --bg-white: #ffffff;
            --bg-dark: #1a1a2e;
            --text-dark: #1e2a3a;
            --text-body: #3d4a5c;
            --text-muted: #7a879a;
            --text-light: #f0ede8;
            --border-light: #e5e0d8;
            --border-medium: #ccc6bc;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
            --shadow-md: 0 6px 24px rgba(0,0,0,0.08);
            --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
            --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --container-max: 1200px;
            --nav-height: 60px;
        }

        /* ===== 基础 Reset ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; font-size: 16px; }
        body {
            font-family: var(--font-sans);
            color: var(--text-body);
            background: var(--bg-light);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a { color: var(--primary-light); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--primary); }
        a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
        img { max-width: 100%; height: auto; display: block; }
        button, input, select, textarea { font-family: inherit; font-size: inherit; }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 { color: var(--text-dark); line-height: 1.3; font-weight: 700; }

        /* ===== 容器 ===== */
        .container { max-width: var(--container-max); margin: 0 auto; padding: 0 24px; width: 100%; }
        .container-narrow { max-width: 900px; }
        .container-wide { max-width: 1400px; }
        .section-padding { padding: 80px 0; }
        .section-padding-sm { padding: 48px 0; }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex; align-items: center; gap: 8px;
            padding: 12px 30px; border-radius: 50px; font-weight: 600;
            font-size: 0.95rem; line-height: 1.4; border: none; cursor: pointer;
            transition: var(--transition); text-decoration: none;
        }
        .btn-primary { background: var(--primary); color: #fff; }
        .btn-primary:hover { background: var(--primary-light); color: #fff; transform: translateY(-2px); box-shadow: var(--shadow-md); }
        .btn-primary:active { transform: translateY(0); }
        .btn-accent { background: var(--accent); color: var(--text-dark); }
        .btn-accent:hover { background: var(--accent-light); color: var(--text-dark); transform: translateY(-2px); box-shadow: var(--shadow-md); }
        .btn-outline { background: transparent; color: var(--primary); border: 2px solid var(--primary); }
        .btn-outline:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
        .btn-white { background: #fff; color: var(--primary); }
        .btn-white:hover { background: var(--bg-light); color: var(--primary-dark); transform: translateY(-2px); box-shadow: var(--shadow-md); }
        .btn-sm { padding: 8px 20px; font-size: 0.85rem; }
        .btn-lg { padding: 16px 40px; font-size: 1.1rem; }

        /* ===== 徽章 / 标签 ===== */
        .badge {
            display: inline-block; padding: 4px 14px; border-radius: 50px;
            font-size: 0.78rem; font-weight: 600; letter-spacing: 0.3px;
            background: var(--accent); color: var(--text-dark);
        }
        .badge-primary { background: var(--primary); color: #fff; }
        .badge-light { background: rgba(26,60,94,0.08); color: var(--primary); }
        .badge-outline { background: transparent; border: 1px solid var(--border-medium); color: var(--text-muted); }
        .tag {
            display: inline-block; padding: 2px 12px; border-radius: 4px;
            font-size: 0.75rem; font-weight: 500; background: var(--bg-light); color: var(--text-muted);
            border: 1px solid var(--border-light); margin: 2px 4px 2px 0;
        }
        .tag:hover { background: var(--primary); color: #fff; border-color: var(--primary); }

        /* ===== 导航 ===== */
        .site-header {
            background: #fff; border-bottom: 1px solid var(--border-light);
            position: sticky; top: 0; z-index: 100; box-shadow: 0 1px 4px rgba(0,0,0,0.03);
        }
        .header-brand {
            display: flex; align-items: center; justify-content: space-between;
            height: var(--nav-height); padding: 0 24px;
            max-width: var(--container-max); margin: 0 auto;
        }
        .logo { font-size: 1.5rem; font-weight: 700; color: var(--primary); letter-spacing: -0.3px; }
        .logo:hover { color: var(--primary-light); }
        .logo span { color: var(--accent); }
        .header-actions { display: flex; align-items: center; gap: 16px; }
        .search-toggle { background: none; border: none; font-size: 1.2rem; color: var(--text-muted); cursor: pointer; padding: 6px; transition: var(--transition); }
        .search-toggle:hover { color: var(--primary); }

        .nav-bar {
            background: var(--primary); border-top: 1px solid rgba(255,255,255,0.08);
        }
        .nav-inner {
            display: flex; align-items: center; justify-content: space-between;
            max-width: var(--container-max); margin: 0 auto; padding: 0 24px;
            height: 46px; overflow-x: auto; gap: 4px;
        }
        .nav-inner::-webkit-scrollbar { height: 0; }
        .nav-link {
            color: rgba(255,255,255,0.8); font-size: 0.88rem; font-weight: 500;
            padding: 0 16px; height: 46px; display: inline-flex; align-items: center;
            white-space: nowrap; border-bottom: 3px solid transparent;
            transition: var(--transition); text-decoration: none;
        }
        .nav-link:hover { color: #fff; background: rgba(255,255,255,0.06); }
        .nav-link.active { color: #fff; border-bottom-color: var(--accent); background: rgba(255,255,255,0.04); }
        .nav-link:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; border-radius: 0; }
        .nav-search {
            display: flex; align-items: center; background: rgba(255,255,255,0.1);
            border-radius: 24px; padding: 0 14px; height: 32px; min-width: 180px;
        }
        .nav-search input { background: none; border: none; color: #fff; padding: 4px 0; width: 100%; font-size: 0.82rem; }
        .nav-search input::placeholder { color: rgba(255,255,255,0.5); }
        .nav-search input:focus { outline: none; }
        .nav-search i { color: rgba(255,255,255,0.5); font-size: 0.85rem; }

        /* 移动端菜单按钮 */
        .mobile-menu-btn { display: none; background: none; border: none; font-size: 1.4rem; color: var(--primary); cursor: pointer; padding: 6px; }

        /* ===== Hero ===== */
        .hero {
            position: relative; min-height: 520px; display: flex; align-items: center;
            background: var(--primary-dark); overflow: hidden;
        }
        .hero-bg {
            position: absolute; inset: 0; background-size: cover; background-position: center;
            opacity: 0.3; z-index: 1;
        }
        .hero-overlay {
            position: absolute; inset: 0; background: linear-gradient(135deg, rgba(15,40,64,0.85) 0%, rgba(26,60,94,0.7) 100%);
            z-index: 2;
        }
        .hero-content { position: relative; z-index: 3; width: 100%; padding: 80px 24px; text-align: center; }
        .hero-badge { display: inline-block; padding: 6px 24px; border-radius: 50px; background: rgba(200,169,110,0.2); color: var(--accent-light); font-size: 0.85rem; font-weight: 500; margin-bottom: 24px; border: 1px solid rgba(200,169,110,0.3); }
        .hero h1 { font-size: 3.2rem; font-weight: 800; color: #fff; margin-bottom: 16px; letter-spacing: -0.5px; line-height: 1.2; }
        .hero h1 span { color: var(--accent); }
        .hero p { font-size: 1.15rem; color: rgba(255,255,255,0.8); max-width: 640px; margin: 0 auto 32px; line-height: 1.7; }
        .hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
        .hero-stats { display: flex; gap: 40px; justify-content: center; margin-top: 48px; flex-wrap: wrap; }
        .hero-stat { text-align: center; }
        .hero-stat .num { font-size: 2rem; font-weight: 800; color: #fff; }
        .hero-stat .label { font-size: 0.85rem; color: rgba(255,255,255,0.6); margin-top: 4px; }

        /* ===== 板块通用 ===== */
        .section-title { text-align: center; margin-bottom: 48px; }
        .section-title h2 { font-size: 2rem; font-weight: 700; color: var(--text-dark); margin-bottom: 12px; }
        .section-title .sub { font-size: 1rem; color: var(--text-muted); max-width: 600px; margin: 0 auto; }
        .section-title .bar { width: 50px; height: 4px; background: var(--accent); margin: 16px auto 0; border-radius: 2px; }
        .bg-white-block { background: var(--bg-white); }
        .bg-light-block { background: var(--bg-light); }
        .bg-dark-block { background: var(--bg-dark); color: var(--text-light); }
        .bg-dark-block .section-title h2 { color: #fff; }
        .bg-dark-block .section-title .sub { color: rgba(255,255,255,0.6); }

        /* ===== 卡片 ===== */
        .card {
            background: #fff; border-radius: var(--radius-md); overflow: hidden;
            box-shadow: var(--shadow-sm); transition: var(--transition);
            border: 1px solid var(--border-light); height: 100%; display: flex; flex-direction: column;
        }
        .card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
        .card-image { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; }
        .card-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
        .card-body h3 { font-size: 1.15rem; margin-bottom: 8px; font-weight: 600; }
        .card-body p { font-size: 0.9rem; color: var(--text-muted); flex: 1; margin-bottom: 16px; line-height: 1.6; }
        .card-footer { padding: 16px 24px; border-top: 1px solid var(--border-light); display: flex; justify-content: space-between; align-items: center; }
        .card-tag { font-size: 0.78rem; color: var(--text-muted); }
        .card-link { font-weight: 600; font-size: 0.88rem; color: var(--primary); }
        .card-link:hover { color: var(--accent); }
        .card .badge { position: absolute; top: 12px; left: 12px; }

        /* ===== 分类入口卡片 ===== */
        .cat-card {
            background: #fff; border-radius: var(--radius-md); padding: 32px 24px;
            text-align: center; box-shadow: var(--shadow-sm); transition: var(--transition);
            border: 1px solid var(--border-light); height: 100%; cursor: pointer;
        }
        .cat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--accent); }
        .cat-card .icon { font-size: 2.4rem; color: var(--primary); margin-bottom: 16px; }
        .cat-card h3 { font-size: 1.1rem; font-weight: 600; margin-bottom: 8px; }
        .cat-card p { font-size: 0.88rem; color: var(--text-muted); margin-bottom: 0; }

        /* ===== 统计数字 ===== */
        .stat-grid { display: flex; gap: 32px; justify-content: center; flex-wrap: wrap; }
        .stat-item { text-align: center; padding: 24px 32px; background: rgba(255,255,255,0.05); border-radius: var(--radius-md); min-width: 160px; border: 1px solid rgba(255,255,255,0.08); }
        .stat-item .num { font-size: 2.4rem; font-weight: 800; color: var(--accent); }
        .stat-item .label { font-size: 0.9rem; color: rgba(255,255,255,0.7); margin-top: 4px; }

        /* ===== 流程步骤 ===== */
        .steps { display: flex; gap: 32px; justify-content: center; flex-wrap: wrap; counter-reset: step; }
        .step-item { flex: 1; min-width: 200px; max-width: 280px; text-align: center; position: relative; padding-top: 48px; }
        .step-item::before { counter-increment: step; content: counter(step); position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 40px; height: 40px; border-radius: 50%; background: var(--accent); color: var(--text-dark); font-size: 1.1rem; font-weight: 700; display: flex; align-items: center; justify-content: center; }
        .step-item .icon { font-size: 2rem; color: var(--primary); margin-bottom: 12px; }
        .step-item h4 { font-size: 1.05rem; font-weight: 600; margin-bottom: 8px; }
        .step-item p { font-size: 0.88rem; color: var(--text-muted); }

        /* ===== 资讯列表 ===== */
        .news-list { display: flex; flex-direction: column; gap: 16px; }
        .news-item { display: flex; gap: 20px; background: #fff; padding: 20px 24px; border-radius: var(--radius-md); box-shadow: var(--shadow-sm); border: 1px solid var(--border-light); transition: var(--transition); align-items: flex-start; }
        .news-item:hover { transform: translateX(4px); box-shadow: var(--shadow-md); }
        .news-item .thumb { width: 100px; height: 72px; border-radius: var(--radius-sm); object-fit: cover; flex-shrink: 0; background: var(--border-light); }
        .news-item .info { flex: 1; }
        .news-item .info h4 { font-size: 1rem; font-weight: 600; margin-bottom: 4px; }
        .news-item .info p { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .news-item .meta { display: flex; gap: 12px; font-size: 0.78rem; color: var(--text-muted); margin-top: 6px; }
        .news-item .meta .cat { color: var(--accent); font-weight: 500; }

        /* ===== FAQ ===== */
        .faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
        .faq-item { background: #fff; border-radius: var(--radius-md); overflow: hidden; border: 1px solid var(--border-light); transition: var(--transition); }
        .faq-item summary { padding: 18px 24px; font-weight: 600; font-size: 1rem; cursor: pointer; display: flex; justify-content: space-between; align-items: center; color: var(--text-dark); }
        .faq-item summary::after { content: '\f078'; font-family: 'Font Awesome 6 Free'; font-weight: 900; font-size: 0.8rem; color: var(--text-muted); transition: var(--transition); }
        .faq-item[open] summary::after { transform: rotate(180deg); }
        .faq-item .faq-body { padding: 0 24px 18px; color: var(--text-muted); font-size: 0.92rem; line-height: 1.7; }
        .faq-item:hover { border-color: var(--accent); }
        .faq-item summary::-webkit-details-marker { display: none; }
        .faq-item summary:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }

        /* ===== CTA ===== */
        .cta-block { background: var(--primary); border-radius: var(--radius-lg); padding: 64px 48px; text-align: center; position: relative; overflow: hidden; }
        .cta-block::before { content: ''; position: absolute; inset: 0; background: url('/assets/images/backpic/back-3.png') center/cover; opacity: 0.08; z-index: 1; }
        .cta-block h2 { font-size: 2rem; color: #fff; position: relative; z-index: 2; margin-bottom: 12px; }
        .cta-block p { color: rgba(255,255,255,0.8); font-size: 1.05rem; max-width: 560px; margin: 0 auto 28px; position: relative; z-index: 2; }
        .cta-block .btn { position: relative; z-index: 2; }

        /* ===== 页脚 ===== */
        .site-footer { background: var(--primary-dark); color: rgba(255,255,255,0.7); padding: 48px 0 32px; }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 32px; }
        .footer-brand .logo { color: #fff; margin-bottom: 12px; display: inline-block; }
        .footer-brand p { font-size: 0.88rem; max-width: 320px; line-height: 1.7; }
        .footer-col h4 { color: #fff; font-size: 0.95rem; font-weight: 600; margin-bottom: 16px; }
        .footer-col a { display: block; color: rgba(255,255,255,0.6); font-size: 0.88rem; padding: 4px 0; transition: var(--transition); }
        .footer-col a:hover { color: var(--accent); padding-left: 4px; }
        .footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 24px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; font-size: 0.82rem; }
        .footer-bottom .copy { color: rgba(255,255,255,0.5); }
        .footer-social { display: flex; gap: 12px; }
        .footer-social a { color: rgba(255,255,255,0.5); font-size: 1.1rem; transition: var(--transition); }
        .footer-social a:hover { color: var(--accent); transform: translateY(-2px); }

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

        @media (max-width: 768px) {
            .section-padding { padding: 56px 0; }
            .hero { min-height: 400px; }
            .hero h1 { font-size: 2rem; }
            .hero p { font-size: 1rem; }
            .hero-stats { gap: 24px; }
            .hero-stat .num { font-size: 1.6rem; }

            .mobile-menu-btn { display: block; }
            .nav-bar .nav-search { display: none; }
            .nav-inner { gap: 0; }
            .nav-link { font-size: 0.82rem; padding: 0 12px; }

            .section-title h2 { font-size: 1.6rem; }
            .news-item { flex-direction: column; }
            .news-item .thumb { width: 100%; height: 140px; }

            .footer-grid { grid-template-columns: 1fr; }
            .footer-bottom { flex-direction: column; text-align: center; }

            .cta-block { padding: 40px 24px; }
            .cta-block h2 { font-size: 1.5rem; }

            .steps { flex-direction: column; align-items: center; }
            .step-item { max-width: 100%; }
        }

        @media (max-width: 520px) {
            .hero h1 { font-size: 1.6rem; }
            .hero-actions { flex-direction: column; align-items: center; }
            .hero .btn { width: 100%; max-width: 260px; justify-content: center; }
            .stat-grid { gap: 16px; }
            .stat-item { min-width: 120px; padding: 16px 20px; }
            .stat-item .num { font-size: 1.8rem; }
            .card-body { padding: 16px; }
            .container { padding: 0 16px; }
            .header-brand { padding: 0 16px; }
            .nav-inner { padding: 0 16px; }
        }

        /* ===== 辅助 ===== */
        .text-center { text-align: center; }
        .mt-16 { margin-top: 16px; }
        .mt-24 { margin-top: 24px; }
        .mt-32 { margin-top: 32px; }
        .mb-16 { margin-bottom: 16px; }
        .mb-24 { margin-bottom: 24px; }
        .gap-16 { gap: 16px; }
        .gap-24 { gap: 24px; }
        .flex-center { display: flex; align-items: center; justify-content: center; }
        .flex-wrap { flex-wrap: wrap; }
        .grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
        .grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 24px; }
        .grid-4 { display: grid; grid-template-columns: 1fr 1fr 1fr 1fr; gap: 24px; }
        @media (max-width: 1024px) { .grid-4 { grid-template-columns: 1fr 1fr; } }
        @media (max-width: 768px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

        .empty-state { text-align: center; padding: 48px 24px; color: var(--text-muted); font-size: 1rem; background: #fff; border-radius: var(--radius-md); border: 1px dashed var(--border-medium); }
        .empty-state i { font-size: 2.4rem; color: var(--border-medium); margin-bottom: 12px; display: block; }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --color-primary: #9B2C2C;
            --color-primary-light: #B84A4A;
            --color-primary-dark: #6B1A1A;
            --color-accent: #D4A843;
            --color-accent-light: #E8C66A;
            --color-accent-dark: #B8892E;
            --color-bg: #FDF8F3;
            --color-bg-alt: #F5EDE4;
            --color-bg-dark: #2C1810;
            --color-text: #2C2C2C;
            --color-text-light: #6B6B6B;
            --color-text-inverse: #FEFCF9;
            --color-border: #E2D5C8;
            --color-border-light: #F0E8E0;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(44, 24, 16, 0.06);
            --shadow-md: 0 6px 24px rgba(44, 24, 16, 0.08);
            --shadow-lg: 0 16px 48px rgba(44, 24, 16, 0.12);
            --transition: 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-serif: 'Georgia', 'Times New Roman', serif;
            --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --max-width: 1200px;
            --nav-height: 70px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover,
        a:focus {
            color: var(--color-primary-light);
        }
        a:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-serif);
            line-height: 1.3;
            color: var(--color-text);
        }

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

        /* ===== Navigation ===== */
        .nav-bar {
            background: #fff;
            border-bottom: 1px solid var(--color-border-light);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 1px 6px rgba(44, 24, 16, 0.04);
        }
        .nav-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            gap: 32px;
            width: 100%;
            height: 100%;
        }
        .logo {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary-dark);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .logo span {
            color: var(--color-accent-dark);
            font-weight: 400;
        }
        .logo:hover,
        .logo:focus {
            color: var(--color-primary);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            flex: 1;
        }
        .nav-link {
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-light);
            transition: background var(--transition), color var(--transition);
            white-space: nowrap;
        }
        .nav-link:hover,
        .nav-link:focus {
            background: var(--color-bg-alt);
            color: var(--color-primary);
        }
        .nav-link.active {
            background: var(--color-primary);
            color: #fff;
        }
        .nav-link.active:hover {
            background: var(--color-primary-light);
        }
        .nav-search {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--color-bg-alt);
            border-radius: 24px;
            padding: 6px 16px;
            border: 1px solid transparent;
            transition: border-color var(--transition), background var(--transition);
            flex-shrink: 0;
        }
        .nav-search:focus-within {
            border-color: var(--color-accent);
            background: #fff;
        }
        .nav-search i {
            color: var(--color-text-light);
            font-size: 14px;
        }
        .nav-search input {
            border: none;
            background: transparent;
            padding: 6px 0;
            width: 160px;
            font-size: 14px;
            color: var(--color-text);
            outline: none;
        }
        .nav-search input::placeholder {
            color: var(--color-text-light);
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 26px;
            color: var(--color-text);
            cursor: pointer;
            padding: 4px 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }
        .nav-toggle:hover {
            background: var(--color-bg-alt);
        }
        @media (max-width: 768px) {
            .nav-inner {
                padding: 0 16px;
                gap: 12px;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: 16px 24px 24px;
                border-bottom: 2px solid var(--color-border-light);
                box-shadow: var(--shadow-md);
                gap: 4px;
                z-index: 99;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-link {
                padding: 12px 16px;
                width: 100%;
                border-radius: var(--radius-sm);
            }
            .nav-search {
                margin-left: auto;
            }
            .nav-search input {
                width: 100px;
            }
            .nav-toggle {
                display: block;
            }
        }
        @media (max-width: 480px) {
            .logo {
                font-size: 18px;
            }
            .nav-search input {
                width: 80px;
            }
        }

        /* ===== Hero / Banner ===== */
        .category-hero {
            position: relative;
            padding: 100px 0 80px;
            background: var(--color-bg-dark) url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            color: var(--color-text-inverse);
            text-align: center;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(44, 24, 16, 0.80) 0%, rgba(44, 24, 16, 0.45) 100%);
            z-index: 1;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .category-hero h1 {
            font-size: 48px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }
        .category-hero h1 i {
            color: var(--color-accent);
            margin-right: 12px;
        }
        .category-hero p {
            font-size: 20px;
            color: rgba(255, 255, 255, 0.9);
            max-width: 620px;
            margin: 0 auto 28px;
            line-height: 1.6;
        }
        .category-hero .hero-badge {
            display: inline-block;
            background: var(--color-accent);
            color: var(--color-bg-dark);
            padding: 6px 22px;
            border-radius: 24px;
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 20px;
        }
        @media (max-width: 768px) {
            .category-hero {
                padding: 70px 0 50px;
            }
            .category-hero h1 {
                font-size: 32px;
            }
            .category-hero p {
                font-size: 17px;
            }
        }
        @media (max-width: 480px) {
            .category-hero h1 {
                font-size: 26px;
            }
            .category-hero p {
                font-size: 15px;
            }
        }

        /* ===== Intro Section ===== */
        .section-intro {
            padding: 60px 0 40px;
            background: #fff;
        }
        .section-intro .intro-wrap {
            display: flex;
            align-items: center;
            gap: 48px;
            flex-wrap: wrap;
        }
        .section-intro .intro-text {
            flex: 1 1 55%;
        }
        .section-intro .intro-text h2 {
            font-size: 30px;
            color: var(--color-primary-dark);
            margin-bottom: 16px;
        }
        .section-intro .intro-text h2 span {
            color: var(--color-accent-dark);
        }
        .section-intro .intro-text p {
            font-size: 16px;
            color: var(--color-text-light);
            line-height: 1.8;
            margin-bottom: 16px;
        }
        .section-intro .intro-stats {
            flex: 1 1 35%;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .stat-card {
            background: var(--color-bg);
            border-radius: var(--radius-md);
            padding: 24px 16px;
            text-align: center;
            border: 1px solid var(--color-border-light);
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .stat-card .stat-number {
            font-size: 32px;
            font-weight: 700;
            font-family: var(--font-serif);
            color: var(--color-primary);
            line-height: 1.2;
        }
        .stat-card .stat-label {
            font-size: 14px;
            color: var(--color-text-light);
            margin-top: 6px;
        }
        @media (max-width: 768px) {
            .section-intro .intro-wrap {
                flex-direction: column;
                gap: 32px;
            }
            .section-intro .intro-text {
                flex: 1 1 100%;
            }
            .section-intro .intro-stats {
                flex: 1 1 100%;
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 480px) {
            .section-intro .intro-stats {
                grid-template-columns: 1fr;
            }
            .section-intro .intro-text h2 {
                font-size: 24px;
            }
        }

        /* ===== Section Common ===== */
        .section {
            padding: 70px 0;
        }
        .section-title {
            font-size: 34px;
            font-weight: 700;
            color: var(--color-primary-dark);
            text-align: center;
            margin-bottom: 12px;
        }
        .section-title span {
            color: var(--color-accent-dark);
        }
        .section-subtitle {
            text-align: center;
            font-size: 17px;
            color: var(--color-text-light);
            max-width: 600px;
            margin: 0 auto 48px;
            line-height: 1.7;
        }
        @media (max-width: 768px) {
            .section {
                padding: 50px 0;
            }
            .section-title {
                font-size: 28px;
            }
            .section-subtitle {
                font-size: 15px;
                margin-bottom: 32px;
            }
        }

        /* ===== Card Grid ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .card-item {
            background: #fff;
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            transition: transform var(--transition), box-shadow var(--transition);
            display: flex;
            flex-direction: column;
        }
        .card-item:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .card-item .card-img {
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: var(--color-bg-alt);
        }
        .card-item .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .card-item:hover .card-img img {
            transform: scale(1.05);
        }
        .card-item .card-body {
            padding: 22px 20px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-item .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: 10px;
        }
        .card-item .card-tag {
            background: var(--color-bg-alt);
            color: var(--color-text-light);
            font-size: 12px;
            padding: 2px 12px;
            border-radius: 12px;
            font-weight: 500;
        }
        .card-item .card-tag.highlight {
            background: var(--color-accent);
            color: var(--color-bg-dark);
        }
        .card-item h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .card-item h3 a {
            color: inherit;
        }
        .card-item h3 a:hover {
            color: var(--color-primary);
        }
        .card-item .card-excerpt {
            font-size: 14px;
            color: var(--color-text-light);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 14px;
        }
        .card-item .card-meta {
            font-size: 13px;
            color: var(--color-text-light);
            border-top: 1px solid var(--color-border-light);
            padding-top: 12px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .card-item .card-meta i {
            margin-right: 4px;
            color: var(--color-accent-dark);
        }
        .card-item .card-meta .read-more {
            color: var(--color-primary);
            font-weight: 600;
            font-size: 13px;
        }
        .card-item .card-meta .read-more i {
            margin-left: 4px;
            transition: transform var(--transition);
        }
        .card-item .card-meta .read-more:hover i {
            transform: translateX(4px);
        }
        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }
        @media (max-width: 640px) {
            .card-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        /* ===== Tags / 标签云 ===== */
        .tags-cloud {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
            max-width: 700px;
            margin: 0 auto;
        }
        .tags-cloud .tag-item {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: 24px;
            padding: 8px 22px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-light);
            transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
            cursor: default;
        }
        .tags-cloud .tag-item:hover {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            transform: translateY(-2px);
        }
        .tags-cloud .tag-item.large {
            font-size: 17px;
            padding: 10px 28px;
        }
        .tags-cloud .tag-item.medium {
            font-size: 15px;
            padding: 9px 24px;
        }

        /* ===== Resource List ===== */
        .resource-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .resource-item {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 20px 24px;
            border: 1px solid var(--color-border-light);
            display: flex;
            align-items: center;
            gap: 20px;
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .resource-item:hover {
            transform: translateX(6px);
            box-shadow: var(--shadow-sm);
        }
        .resource-item .resource-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: var(--color-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--color-primary);
            flex-shrink: 0;
        }
        .resource-item .resource-info {
            flex: 1;
        }
        .resource-item .resource-info h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 4px;
            font-family: var(--font-sans);
        }
        .resource-item .resource-info p {
            font-size: 14px;
            color: var(--color-text-light);
        }
        .resource-item .resource-link {
            color: var(--color-primary);
            font-weight: 600;
            font-size: 14px;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .resource-item .resource-link i {
            margin-left: 6px;
            transition: transform var(--transition);
        }
        .resource-item .resource-link:hover i {
            transform: translateX(4px);
        }
        @media (max-width: 640px) {
            .resource-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
                padding: 16px 18px;
            }
            .resource-item .resource-link {
                align-self: flex-end;
            }
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: box-shadow var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-item .faq-question {
            padding: 18px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: background var(--transition);
            font-family: var(--font-sans);
        }
        .faq-item .faq-question:hover {
            background: var(--color-bg-alt);
        }
        .faq-item .faq-question i {
            color: var(--color-accent-dark);
            transition: transform var(--transition);
            font-size: 14px;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            padding: 0 24px 18px;
            font-size: 15px;
            color: var(--color-text-light);
            line-height: 1.8;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        @media (max-width: 640px) {
            .faq-item .faq-question {
                padding: 14px 16px;
                font-size: 15px;
            }
            .faq-item .faq-answer {
                padding: 0 16px 14px;
                font-size: 14px;
            }
        }

        /* ===== CTA ===== */
        .section-cta {
            background: var(--color-bg-dark) url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            position: relative;
            padding: 80px 0;
            text-align: center;
            color: var(--color-text-inverse);
        }
        .section-cta::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(44, 24, 16, 0.75);
            z-index: 1;
        }
        .section-cta .container {
            position: relative;
            z-index: 2;
        }
        .section-cta h2 {
            font-size: 36px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }
        .section-cta p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 540px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }
        .section-cta .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 34px;
            border-radius: 30px;
            font-size: 16px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
            text-decoration: none;
        }
        .btn:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        .btn-primary {
            background: var(--color-accent);
            color: var(--color-bg-dark);
        }
        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--color-accent-light);
            color: var(--color-bg-dark);
        }
        .btn-secondary {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.5);
        }
        .btn-secondary:hover,
        .btn-secondary:focus {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
        }
        @media (max-width: 640px) {
            .section-cta {
                padding: 50px 0;
            }
            .section-cta h2 {
                font-size: 28px;
            }
            .section-cta p {
                font-size: 16px;
            }
            .btn {
                padding: 12px 28px;
                font-size: 15px;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--color-bg-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 60px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-brand .logo {
            color: #fff;
            font-size: 24px;
            display: inline-block;
            margin-bottom: 14px;
        }
        .footer-brand .logo span {
            color: var(--color-accent);
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.65);
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
            font-family: var(--font-sans);
            letter-spacing: 0.3px;
        }
        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            padding: 5px 0;
            transition: color var(--transition), padding-left var(--transition);
        }
        .footer-col a:hover {
            color: var(--color-accent);
            padding-left: 4px;
        }
        .footer-col a i {
            width: 20px;
            margin-right: 6px;
            color: var(--color-accent-dark);
        }
        .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 14px;
        }
        .footer-social a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: rgba(255, 255, 255, 0.7);
            padding: 0;
            transition: background var(--transition), color var(--transition), transform var(--transition);
        }
        .footer-social a:hover {
            background: var(--color-accent);
            color: var(--color-bg-dark);
            transform: translateY(-3px);
            padding-left: 0;
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer-bottom .copy {
            font-size: 13px;
        }
        .footer-bottom .footer-social {
            margin-top: 0;
        }
        .footer-bottom .footer-social a {
            width: 34px;
            height: 34px;
            font-size: 15px;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== Bg Alt Section ===== */
        .bg-alt {
            background: var(--color-bg-alt);
        }

        /* ===== Utility ===== */
        .mt-16 {
            margin-top: 16px;
        }
        .mb-16 {
            margin-bottom: 16px;
        }
        .text-center {
            text-align: center;
        }

        /* ===== Foundation Overrides ===== */
        .grid-container {
            max-width: var(--max-width);
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .grid-container {
                padding: 0 16px;
            }
        }
        /* 确保Foundation不破坏自定义布局 */
        .site-footer .grid-container,
        .section .grid-container {
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .site-footer .grid-container,
            .section .grid-container {
                padding: 0 16px;
            }
        }

/* roulang page: article */
/* ===== Design Variables ===== */
        :root {
            --primary: #1a2a3a;
            --primary-light: #2c4055;
            --accent: #c9a96e;
            --accent-light: #dfc28a;
            --accent-dark: #b8944e;
            --bg: #f8f7f4;
            --bg-card: #ffffff;
            --bg-dark: #1a2a3a;
            --text: #2d2d2d;
            --text-light: #6b7280;
            --text-white: #f9f9f9;
            --border: #e5e7eb;
            --border-light: #f0efec;
            --radius: 12px;
            --radius-sm: 8px;
            --radius-lg: 20px;
            --shadow: 0 4px 20px rgba(0,0,0,0.06);
            --shadow-hover: 0 12px 40px rgba(0,0,0,0.10);
            --shadow-btn: 0 4px 12px rgba(201,169,110,0.35);
            --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            --max-width: 1200px;
            --nav-height: 64px;
        }

        /* ===== 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);
            color: var(--text);
            background: var(--bg);
            line-height: 1.7;
            font-size: 16px;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: var(--accent-dark); text-decoration: none; transition: color var(--transition); }
        a:hover, a:focus { color: var(--accent); }
        a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
        button, input, textarea { font-family: inherit; font-size: inherit; }
        ul, ol { list-style: none; }

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

        /* ===== Header / Nav ===== */
        .site-header {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-light);
            position: sticky; top: 0; z-index: 100;
            box-shadow: 0 2px 12px rgba(0,0,0,0.03);
        }
        .header-inner {
            display: flex; align-items: center; justify-content: space-between;
            height: var(--nav-height); max-width: var(--max-width); margin: 0 auto; padding: 0 24px;
        }
        .logo {
            font-size: 1.5rem; font-weight: 700; color: var(--primary); letter-spacing: -0.5px;
            display: flex; align-items: center; gap: 4px;
        }
        .logo span { color: var(--accent); font-weight: 800; }
        .logo:hover { color: var(--primary); opacity: 0.9; }

        .nav-bar { display: flex; align-items: center; gap: 32px; }
        .nav-inner { display: flex; align-items: center; gap: 24px; }
        .nav-link {
            font-size: 0.95rem; font-weight: 500; color: var(--text-light);
            padding: 8px 0; position: relative; transition: color var(--transition);
            letter-spacing: 0.3px;
        }
        .nav-link::after {
            content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 2px;
            background: var(--accent); transition: width var(--transition); border-radius: 2px;
        }
        .nav-link:hover { color: var(--primary); }
        .nav-link:hover::after { width: 100%; }
        .nav-link.active { color: var(--primary); font-weight: 600; }
        .nav-link.active::after { width: 100%; }

        .nav-search {
            display: flex; align-items: center; gap: 8px;
            background: var(--bg); border: 1px solid var(--border);
            border-radius: 40px; padding: 6px 16px; transition: border-color var(--transition), box-shadow var(--transition);
        }
        .nav-search:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(201,169,110,0.15); }
        .nav-search i { color: var(--text-light); font-size: 0.9rem; }
        .nav-search input {
            border: none; background: transparent; outline: none; color: var(--text);
            font-size: 0.9rem; padding: 4px 0; width: 140px;
        }
        .nav-search input::placeholder { color: var(--text-light); }

        /* ===== Mobile Nav Toggle ===== */
        .nav-toggle { display: none; background: none; border: none; font-size: 1.5rem; color: var(--primary); cursor: pointer; padding: 4px; }

        /* ===== Hero Banner ===== */
        .article-hero {
            position: relative; min-height: 320px; display: flex; align-items: center;
            background: var(--bg-dark) url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            padding: 80px 0 60px; overflow: hidden;
        }
        .article-hero::before {
            content: ''; position: absolute; inset: 0;
            background: linear-gradient(135deg, rgba(26,42,58,0.85) 0%, rgba(26,42,58,0.60) 100%);
        }
        .article-hero .container { position: relative; z-index: 2; }
        .hero-category {
            display: inline-block; background: var(--accent); color: #fff; font-size: 0.8rem;
            font-weight: 600; letter-spacing: 1px; padding: 4px 16px; border-radius: 40px;
            text-transform: uppercase; margin-bottom: 16px;
        }
        .hero-title {
            font-size: 2.6rem; font-weight: 800; color: #fff; line-height: 1.2;
            max-width: 800px; margin-bottom: 16px; letter-spacing: -0.5px;
        }
        .hero-meta {
            display: flex; align-items: center; gap: 20px; color: rgba(255,255,255,0.8);
            font-size: 0.95rem; flex-wrap: wrap;
        }
        .hero-meta i { margin-right: 6px; color: var(--accent); }
        .hero-meta span { display: flex; align-items: center; }

        /* ===== Article Content ===== */
        .article-section { padding: 48px 0 64px; }
        .article-layout {
            display: grid; grid-template-columns: 1fr 320px; gap: 48px;
            align-items: start;
        }
        .article-main { min-width: 0; }
        .article-featured-img {
            border-radius: var(--radius); overflow: hidden; margin-bottom: 32px;
            box-shadow: var(--shadow);
        }
        .article-featured-img img { width: 100%; height: auto; aspect-ratio: 16/9; object-fit: cover; }
        .article-body {
            font-size: 1.05rem; line-height: 1.9; color: var(--text);
        }
        .article-body p { margin-bottom: 1.5em; }
        .article-body h2, .article-body h3 { color: var(--primary); margin-top: 2em; margin-bottom: 0.8em; font-weight: 700; }
        .article-body h2 { font-size: 1.6rem; }
        .article-body h3 { font-size: 1.25rem; }
        .article-body ul, .article-body ol { margin-bottom: 1.5em; padding-left: 1.5em; }
        .article-body ul li { list-style: disc; margin-bottom: 0.4em; }
        .article-body ol li { list-style: decimal; margin-bottom: 0.4em; }
        .article-body blockquote {
            border-left: 4px solid var(--accent); padding: 16px 24px; margin: 24px 0;
            background: var(--bg); border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-style: italic; color: var(--text-light);
        }
        .article-body a { color: var(--accent-dark); font-weight: 500; text-decoration: underline; }
        .article-body a:hover { color: var(--accent); }

        /* ===== Sidebar ===== */
        .article-sidebar { position: sticky; top: calc(var(--nav-height) + 32px); }
        .sidebar-card {
            background: var(--bg-card); border-radius: var(--radius); padding: 28px 24px;
            box-shadow: var(--shadow); border: 1px solid var(--border-light); margin-bottom: 24px;
        }
        .sidebar-card h3 {
            font-size: 1.1rem; font-weight: 700; color: var(--primary);
            margin-bottom: 16px; display: flex; align-items: center; gap: 8px;
        }
        .sidebar-card h3 i { color: var(--accent); }
        .sidebar-list li { margin-bottom: 12px; }
        .sidebar-list a {
            display: flex; align-items: center; gap: 12px; color: var(--text);
            font-size: 0.95rem; transition: color var(--transition);
        }
        .sidebar-list a:hover { color: var(--accent-dark); }
        .sidebar-list a i { color: var(--accent); font-size: 0.8rem; width: 16px; }
        .tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
        .tag {
            display: inline-block; background: var(--bg); color: var(--text-light);
            font-size: 0.8rem; padding: 4px 14px; border-radius: 40px; border: 1px solid var(--border);
            transition: all var(--transition); font-weight: 500;
        }
        .tag:hover { background: var(--accent); color: #fff; border-color: var(--accent); }

        /* ===== Tags & Share ===== */
        .article-footer-bar {
            display: flex; align-items: center; justify-content: space-between;
            flex-wrap: wrap; gap: 20px; padding: 24px 0; margin-top: 32px;
            border-top: 1px solid var(--border);
        }
        .article-tags { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
        .article-tags span { font-weight: 600; color: var(--primary); font-size: 0.9rem; margin-right: 4px; }
        .share-buttons { display: flex; gap: 10px; }
        .share-btn {
            display: inline-flex; align-items: center; justify-content: center;
            width: 40px; height: 40px; border-radius: 50%; background: var(--bg);
            color: var(--text-light); border: 1px solid var(--border);
            transition: all var(--transition); font-size: 1rem;
        }
        .share-btn:hover { background: var(--accent); color: #fff; border-color: var(--accent); transform: translateY(-2px); }

        /* ===== Related Articles ===== */
        .related-section { background: var(--bg-card); padding: 64px 0; border-top: 1px solid var(--border-light); }
        .related-section .section-title { text-align: center; margin-bottom: 40px; }
        .related-section .section-title h2 { font-size: 1.8rem; font-weight: 700; color: var(--primary); }
        .related-section .section-title p { color: var(--text-light); margin-top: 8px; font-size: 1rem; }
        .related-grid {
            display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
        }
        .related-card {
            background: var(--bg); border-radius: var(--radius); overflow: hidden;
            border: 1px solid var(--border-light); transition: all var(--transition);
        }
        .related-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
        .related-card img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }
        .related-card-body { padding: 20px 20px 24px; }
        .related-card-body h3 { font-size: 1.05rem; font-weight: 600; color: var(--primary); margin-bottom: 8px; }
        .related-card-body p { font-size: 0.9rem; color: var(--text-light); line-height: 1.6; }
        .related-card-body .meta { font-size: 0.8rem; color: var(--text-light); margin-top: 12px; display: flex; align-items: center; gap: 12px; }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--primary) url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            position: relative; padding: 72px 0; text-align: center;
        }
        .cta-section::before {
            content: ''; position: absolute; inset: 0;
            background: linear-gradient(135deg, rgba(26,42,58,0.88) 0%, rgba(26,42,58,0.72) 100%);
        }
        .cta-section .container { position: relative; z-index: 2; }
        .cta-section h2 { font-size: 2rem; font-weight: 700; color: #fff; margin-bottom: 12px; }
        .cta-section p { color: rgba(255,255,255,0.8); font-size: 1.1rem; margin-bottom: 28px; max-width: 600px; margin-left: auto; margin-right: auto; }
        .cta-btn {
            display: inline-flex; align-items: center; gap: 10px;
            background: var(--accent); color: #fff; font-weight: 600; font-size: 1.05rem;
            padding: 14px 36px; border-radius: 40px; border: none; cursor: pointer;
            box-shadow: var(--shadow-btn); transition: all var(--transition);
        }
        .cta-btn:hover { background: var(--accent-light); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(201,169,110,0.45); }
        .cta-btn i { transition: transform var(--transition); }
        .cta-btn:hover i { transform: translateX(4px); }

        /* ===== Not Found ===== */
        .not-found-section { padding: 80px 0; text-align: center; min-height: 400px; display: flex; align-items: center; }
        .not-found-section .not-found-icon { font-size: 3.5rem; color: var(--accent); margin-bottom: 20px; }
        .not-found-section h2 { font-size: 1.8rem; color: var(--primary); margin-bottom: 12px; }
        .not-found-section p { color: var(--text-light); max-width: 480px; margin: 0 auto 24px; font-size: 1.05rem; }
        .not-found-section .back-home {
            display: inline-flex; align-items: center; gap: 8px;
            background: var(--primary); color: #fff; padding: 12px 28px; border-radius: 40px;
            font-weight: 500; transition: all var(--transition);
        }
        .not-found-section .back-home:hover { background: var(--primary-light); color: #fff; transform: translateY(-2px); }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark); color: rgba(255,255,255,0.7); padding: 64px 0 0;
        }
        .footer-grid {
            display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 40px;
            padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.08);
        }
        .footer-brand .logo { color: #fff; font-size: 1.4rem; margin-bottom: 12px; display: inline-block; }
        .footer-brand .logo span { color: var(--accent); }
        .footer-brand p { font-size: 0.9rem; line-height: 1.7; max-width: 320px; }
        .footer-col h4 { color: #fff; font-size: 1rem; font-weight: 600; margin-bottom: 16px; letter-spacing: 0.5px; }
        .footer-col a {
            display: block; color: rgba(255,255,255,0.6); font-size: 0.9rem;
            padding: 4px 0; transition: color var(--transition);
        }
        .footer-col a:hover { color: var(--accent); }
        .footer-col a i { width: 20px; margin-right: 4px; color: var(--accent); }
        .footer-social { display: flex; gap: 12px; margin-top: 16px; }
        .footer-social a {
            display: inline-flex; align-items: center; justify-content: center;
            width: 36px; height: 36px; border-radius: 50%; background: rgba(255,255,255,0.06);
            color: rgba(255,255,255,0.6); font-size: 1rem;
            transition: all var(--transition);
        }
        .footer-social a:hover { background: var(--accent); color: #fff; transform: translateY(-2px); }
        .footer-bottom {
            display: flex; align-items: center; justify-content: space-between;
            padding: 20px 0; font-size: 0.85rem; color: rgba(255,255,255,0.4); flex-wrap: wrap; gap: 12px;
        }
        .footer-bottom .footer-social { margin-top: 0; }
        .footer-bottom .footer-social a { width: 32px; height: 32px; font-size: 0.9rem; }

        .mt-16 { margin-top: 16px; }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .article-layout { grid-template-columns: 1fr; }
            .article-sidebar { position: static; display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
            .related-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: 1fr 1fr; }
            .hero-title { font-size: 2.2rem; }
        }

        @media (max-width: 768px) {
            .nav-bar { display: none; }
            .nav-toggle { display: block; }
            .nav-bar.open { display: flex; flex-direction: column; position: absolute; top: var(--nav-height); left: 0; right: 0; background: var(--bg-card); border-bottom: 1px solid var(--border); padding: 16px 24px; gap: 16px; box-shadow: var(--shadow); }
            .nav-bar.open .nav-inner { flex-direction: column; width: 100%; gap: 12px; }
            .nav-bar.open .nav-link { width: 100%; padding: 8px 0; }
            .nav-bar.open .nav-search { width: 100%; }
            .nav-search input { width: 100%; }

            .hero-title { font-size: 1.8rem; }
            .article-hero { min-height: 240px; padding: 60px 0 40px; }
            .article-section { padding: 32px 0 48px; }

            .article-sidebar { grid-template-columns: 1fr; }
            .related-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; gap: 32px; }
            .footer-bottom { flex-direction: column; text-align: center; }
            .cta-section h2 { font-size: 1.5rem; }
            .cta-section p { font-size: 1rem; }
            .article-footer-bar { flex-direction: column; align-items: flex-start; }
        }

        @media (max-width: 520px) {
            .container { padding: 0 16px; }
            .hero-title { font-size: 1.5rem; }
            .hero-meta { gap: 12px; font-size: 0.85rem; }
            .article-body { font-size: 1rem; }
            .related-card-body { padding: 16px; }
            .cta-btn { padding: 12px 24px; font-size: 0.95rem; }
            .logo { font-size: 1.25rem; }
        }

        /* ===== Utility ===== */
        .section-title { margin-bottom: 32px; }
        .section-title h2 { font-size: 1.8rem; font-weight: 700; color: var(--primary); }
        .section-title p { color: var(--text-light); margin-top: 6px; }
        .text-center { text-align: center; }
        .mb-24 { margin-bottom: 24px; }
        .mb-32 { margin-bottom: 32px; }
        .mb-48 { margin-bottom: 48px; }