/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --primary: #0f172a;
            --primary-light: #1e293b;
            --accent: #d4a853;
            --accent-hover: #e8c06a;
            --bg-dark: #0b1120;
            --bg-card: #131c2e;
            --bg-card-hover: #1a2740;
            --text-light: #f1f5f9;
            --text-muted: #94a3b8;
            --text-dark: #0f172a;
            --border-color: #1e293b;
            --radius: 12px;
            --radius-sm: 8px;
            --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
            --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.25);
            --transition: all 0.3s ease;
            --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
        }

        /* ===== 基础 Reset ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
        body {
            font-family: var(--font-sans);
            background: var(--bg-dark);
            color: var(--text-light);
            line-height: 1.7;
            overflow-x: hidden;
        }
        a { color: inherit; text-decoration: none; transition: var(--transition); }
        img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-sm); }
        button, input, textarea { font-family: inherit; transition: var(--transition); }
        ul { list-style: none; }

        /* ===== 容器 ===== */
        .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
        @media (max-width: 768px) { .container { padding: 0 16px; } }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
            background: rgba(11, 17, 32, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(212, 168, 83, 0.15);
            padding: 0 24px;
            height: 72px;
            display: flex;
            align-items: center;
        }
        .header-inner {
            max-width: 1200px; margin: 0 auto; width: 100%;
            display: flex; align-items: center; justify-content: space-between;
        }
        .logo {
            font-size: 1.6rem; font-weight: 800;
            background: linear-gradient(135deg, #f1f5f9 0%, #d4a853 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: 0.5px;
            display: flex; align-items: center; gap: 8px;
        }
        .logo i { color: var(--accent); -webkit-text-fill-color: var(--accent); font-size: 1.4rem; }
        .nav-list { display: flex; align-items: center; gap: 8px; }
        .nav-list a {
            padding: 8px 20px; border-radius: var(--radius-sm);
            font-size: 0.95rem; font-weight: 500; color: var(--text-muted);
            position: relative; transition: var(--transition);
        }
        .nav-list a:hover, .nav-list a.active { color: var(--text-light); background: rgba(212, 168, 83, 0.12); }
        .nav-list a.active { color: var(--accent); }
        .nav-cta {
            background: var(--accent); color: var(--primary) !important;
            padding: 8px 24px !important; border-radius: var(--radius-sm);
            font-weight: 700; transition: var(--transition);
        }
        .nav-cta:hover { background: var(--accent-hover); transform: translateY(-1px); box-shadow: 0 4px 20px rgba(212, 168, 83, 0.35); }
        .mobile-toggle { display: none; background: none; border: none; color: var(--text-light); font-size: 1.6rem; cursor: pointer; padding: 4px; }

        @media (max-width: 768px) {
            .site-header { height: 64px; padding: 0 16px; }
            .logo { font-size: 1.3rem; }
            .mobile-toggle { display: block; }
            .nav-list {
                position: fixed; top: 64px; left: 0; right: 0;
                background: rgba(11, 17, 32, 0.98);
                backdrop-filter: blur(18px);
                flex-direction: column; padding: 20px 16px; gap: 12px;
                border-bottom: 1px solid rgba(212, 168, 83, 0.15);
                transform: translateY(-120%); opacity: 0;
                transition: var(--transition); pointer-events: none;
            }
            .nav-list.open { transform: translateY(0); opacity: 1; pointer-events: all; }
            .nav-list a { width: 100%; text-align: center; padding: 12px 20px; }
        }

        /* ===== Hero ===== */
        .hero {
            min-height: 92vh; display: flex; align-items: center; justify-content: center;
            position: relative; overflow: hidden; margin-top: 72px;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
        }
        .hero::before {
            content: ''; position: absolute; inset: 0;
            background: linear-gradient(135deg, rgba(11,17,32,0.88) 0%, rgba(11,17,32,0.65) 50%, rgba(212,168,83,0.12) 100%);
            z-index: 1;
        }
        .hero-overlay-glow {
            position: absolute; top: -30%; right: -20%; width: 70%; height: 120%;
            background: radial-gradient(ellipse at center, rgba(212,168,83,0.08) 0%, transparent 70%);
            z-index: 0;
        }
        .hero-content { position: relative; z-index: 2; text-align: center; max-width: 840px; padding: 60px 24px; }
        .hero-badge {
            display: inline-block; padding: 6px 20px; border-radius: 100px;
            background: rgba(212,168,83,0.15); border: 1px solid rgba(212,168,83,0.25);
            color: var(--accent); font-size: 0.85rem; font-weight: 600;
            letter-spacing: 1px; text-transform: uppercase; margin-bottom: 24px;
        }
        .hero h1 {
            font-size: clamp(2.8rem, 7vw, 4.8rem); font-weight: 900; line-height: 1.12;
            letter-spacing: -0.02em; margin-bottom: 24px;
            background: linear-gradient(135deg, #ffffff 0%, #d4a853 80%);
            -webkit-background-clip: text; -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero p {
            font-size: clamp(1.05rem, 2vw, 1.3rem); color: var(--text-muted);
            max-width: 640px; margin: 0 auto 40px; line-height: 1.8;
        }
        .hero-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
        .btn-primary {
            display: inline-flex; align-items: center; gap: 10px;
            padding: 16px 40px; border-radius: var(--radius-sm);
            background: var(--accent); color: var(--primary) !important;
            font-weight: 700; font-size: 1.05rem; transition: var(--transition);
            border: none; cursor: pointer;
        }
        .btn-primary:hover { background: var(--accent-hover); transform: translateY(-2px); box-shadow: 0 8px 30px rgba(212,168,83,0.3); }
        .btn-outline {
            display: inline-flex; align-items: center; gap: 10px;
            padding: 16px 40px; border-radius: var(--radius-sm);
            background: transparent; color: var(--text-light) !important;
            font-weight: 600; font-size: 1.05rem; transition: var(--transition);
            border: 1.5px solid rgba(212,168,83,0.4);
        }
        .btn-outline:hover { border-color: var(--accent); background: rgba(212,168,83,0.08); transform: translateY(-2px); }

        /* ===== 板块通用 ===== */
        .section { padding: 90px 0; }
        .section-dark { background: rgba(19,28,46,0.4); }
        .section-label {
            display: inline-block; padding: 4px 16px; border-radius: 100px;
            background: rgba(212,168,83,0.12); border: 1px solid rgba(212,168,83,0.18);
            color: var(--accent); font-size: 0.8rem; font-weight: 600;
            letter-spacing: 1px; margin-bottom: 12px; text-transform: uppercase;
        }
        .section-title {
            font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 800;
            line-height: 1.2; margin-bottom: 16px; color: var(--text-light);
        }
        .section-sub {
            font-size: 1.1rem; color: var(--text-muted); max-width: 640px;
            margin-bottom: 48px; line-height: 1.7;
        }
        .text-center { text-align: center; }
        .mx-auto { margin-left: auto; margin-right: auto; }

        /* ===== 卡片 ===== */
        .card {
            background: var(--bg-card); border-radius: var(--radius);
            border: 1px solid rgba(212,168,83,0.06);
            padding: 32px 28px; transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .card:hover { transform: translateY(-6px); border-color: rgba(212,168,83,0.2); box-shadow: var(--shadow); background: var(--bg-card-hover); }
        .card-icon {
            width: 56px; height: 56px; border-radius: var(--radius-sm);
            background: rgba(212,168,83,0.12); display: flex; align-items: center; justify-content: center;
            font-size: 1.6rem; color: var(--accent); margin-bottom: 20px;
        }
        .card h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 12px; color: var(--text-light); }
        .card p { color: var(--text-muted); font-size: 0.95rem; line-height: 1.7; }

        /* ===== 网格 ===== */
        .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
        .grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
        .grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
        @media (max-width: 1024px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } }
        @media (max-width: 768px) { .grid-3, .grid-2, .grid-4 { grid-template-columns: 1fr; } }

        /* ===== 内容卡片（带图） ===== */
        .content-card {
            background: var(--bg-card); border-radius: var(--radius);
            border: 1px solid rgba(212,168,83,0.06);
            overflow: hidden; transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .content-card:hover { transform: translateY(-5px); border-color: rgba(212,168,83,0.18); box-shadow: var(--shadow); }
        .content-card .card-img { width: 100%; height: 200px; object-fit: cover; border-radius: 0; }
        .content-card .card-body { padding: 24px 22px 28px; }
        .content-card .card-tag {
            display: inline-block; padding: 2px 14px; border-radius: 100px;
            background: rgba(212,168,83,0.12); color: var(--accent);
            font-size: 0.75rem; font-weight: 600; margin-bottom: 10px;
        }
        .content-card h4 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; color: var(--text-light); line-height: 1.4; }
        .content-card p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.6; }
        .content-card .card-meta { margin-top: 14px; font-size: 0.8rem; color: var(--text-muted); display: flex; gap: 16px; }

        /* ===== 统计数字 ===== */
        .stat-item { text-align: center; padding: 28px 16px; }
        .stat-number { font-size: clamp(2.4rem, 4vw, 3.2rem); font-weight: 900; color: var(--accent); line-height: 1.2; }
        .stat-label { font-size: 0.95rem; color: var(--text-muted); margin-top: 6px; }

        /* ===== 流程/步骤 ===== */
        .step-item { display: flex; gap: 20px; align-items: flex-start; padding: 24px 20px; background: var(--bg-card); border-radius: var(--radius); border: 1px solid rgba(212,168,83,0.06); }
        .step-num {
            flex-shrink: 0; width: 44px; height: 44px; border-radius: 50%;
            background: var(--accent); color: var(--primary);
            display: flex; align-items: center; justify-content: center;
            font-weight: 800; font-size: 1.1rem;
        }
        .step-content h4 { font-size: 1.1rem; font-weight: 700; margin-bottom: 6px; color: var(--text-light); }
        .step-content p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.6; }

        /* ===== FAQ ===== */
        .faq-item {
            background: var(--bg-card); border-radius: var(--radius-sm);
            border: 1px solid rgba(212,168,83,0.06); padding: 20px 24px;
            margin-bottom: 12px; cursor: pointer; transition: var(--transition);
        }
        .faq-item:hover { border-color: rgba(212,168,83,0.15); }
        .faq-question { display: flex; justify-content: space-between; align-items: center; font-weight: 600; font-size: 1.05rem; color: var(--text-light); }
        .faq-question i { color: var(--accent); transition: var(--transition); font-size: 1.1rem; }
        .faq-item.open .faq-question i { transform: rotate(180deg); }
        .faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.3s ease; padding-top: 0; color: var(--text-muted); font-size: 0.95rem; line-height: 1.7; }
        .faq-item.open .faq-answer { max-height: 300px; padding-top: 16px; }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, rgba(212,168,83,0.08) 0%, rgba(11,17,32,0.95) 100%);
            border-top: 1px solid rgba(212,168,83,0.1);
            border-bottom: 1px solid rgba(212,168,83,0.1);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--primary); padding: 60px 0 32px;
            border-top: 1px solid rgba(212,168,83,0.08);
        }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }
        @media (max-width: 768px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; } }
        @media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }
        .footer-brand .logo { font-size: 1.4rem; margin-bottom: 12px; }
        .footer-brand p { color: var(--text-muted); font-size: 0.9rem; max-width: 300px; line-height: 1.7; }
        .footer-col h5 { font-size: 0.95rem; font-weight: 700; color: var(--text-light); margin-bottom: 16px; letter-spacing: 0.5px; }
        .footer-col a { display: block; color: var(--text-muted); font-size: 0.9rem; padding: 4px 0; }
        .footer-col a:hover { color: var(--accent); padding-left: 4px; }
        .footer-bottom { margin-top: 40px; padding-top: 24px; border-top: 1px solid rgba(212,168,83,0.08); text-align: center; color: var(--text-muted); font-size: 0.85rem; }

        /* ===== 文章页专属 ===== */
        .article-header {
            min-height: 48vh; display: flex; align-items: flex-end;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            position: relative; margin-top: 72px;
        }
        .article-header::before {
            content: ''; position: absolute; inset: 0;
            background: linear-gradient(180deg, rgba(11,17,32,0.4) 0%, rgba(11,17,32,0.92) 100%);
            z-index: 1;
        }
        .article-header .container { position: relative; z-index: 2; padding-bottom: 48px; }
        .article-header .meta { display: flex; gap: 20px; color: var(--text-muted); font-size: 0.9rem; margin-bottom: 12px; flex-wrap: wrap; }
        .article-header .meta span { display: flex; align-items: center; gap: 6px; }
        .article-header h1 { font-size: clamp(1.8rem, 4vw, 3rem); font-weight: 900; line-height: 1.2; max-width: 800px; }
        .article-body { padding: 60px 0; }
        .article-body .content { max-width: 800px; margin: 0 auto; font-size: 1.05rem; line-height: 1.9; color: var(--text-muted); }
        .article-body .content p { margin-bottom: 20px; }
        .article-body .content h2, .article-body .content h3 { color: var(--text-light); margin-top: 36px; margin-bottom: 16px; }
        .article-body .content img { border-radius: var(--radius); margin: 28px 0; }

        /* ===== 分类页专属 ===== */
        .category-banner {
            min-height: 40vh; display: flex; align-items: flex-end;
            background: url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
            position: relative; margin-top: 72px;
        }
        .category-banner::before {
            content: ''; position: absolute; inset: 0;
            background: linear-gradient(180deg, rgba(11,17,32,0.3) 0%, rgba(11,17,32,0.9) 100%);
            z-index: 1;
        }
        .category-banner .container { position: relative; z-index: 2; padding-bottom: 40px; }

        /* ===== 动画 ===== */
        @keyframes fadeUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
        .animate-fade-up { animation: fadeUp 0.7s ease forwards; }
        .delay-1 { animation-delay: 0.1s; }
        .delay-2 { animation-delay: 0.2s; }
        .delay-3 { animation-delay: 0.3s; }

        /* ===== 滚动条 ===== */
        ::-webkit-scrollbar { width: 8px; }
        ::-webkit-scrollbar-track { background: var(--bg-dark); }
        ::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 4px; }
        ::-webkit-scrollbar-thumb:hover { background: var(--accent); }

        /* ===== 列表样式 ===== */
        .styled-list li { display: flex; gap: 12px; align-items: flex-start; padding: 10px 0; color: var(--text-muted); font-size: 0.95rem; }
        .styled-list li i { color: var(--accent); margin-top: 3px; flex-shrink: 0; }

        /* ===== 响应式微调 ===== */
        @media (max-width: 520px) {
            .hero { min-height: 80vh; margin-top: 64px; }
            .hero-content { padding: 40px 16px; }
            .btn-primary, .btn-outline { width: 100%; justify-content: center; padding: 14px 24px; }
            .section { padding: 56px 0; }
            .card { padding: 24px 20px; }
            .faq-item { padding: 16px 18px; }
        }

/* roulang page: article */
:root {
            --primary: #dc2626;
            --accent: #f59e0b;
            --bg-dark: #0f0f0f;
            --surface: #1a1a1a;
            --card-bg: #222222;
            --text-main: #f1f5f9;
            --text-muted: #94a3b8;
            --border-subtle: rgba(255,255,255,0.06);
            --radius: 1rem;
            --radius-lg: 1.5rem;
            --shadow-card: 0 8px 32px rgba(0,0,0,0.5);
            --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
        }
        * { margin: 0; padding: 0; box-sizing: border-box; }
        body { font-family: 'Inter', system-ui, sans-serif; background: var(--bg-dark); color: var(--text-main); line-height: 1.7; -webkit-font-smoothing: antialiased; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
        a { color: var(--accent); text-decoration: none; transition: var(--transition); }
        a:hover { color: #fbbf24; }
        img { max-width: 100%; height: auto; display: block; }
        ::selection { background: rgba(220,38,38,0.35); color: #fff; }
        .scrollbar-hide::-webkit-scrollbar { display: none; }
        .scrollbar-hide { -ms-overflow-style: none; scrollbar-width: none; }

        /* Header & Nav */
        .site-header {
            position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
            background: rgba(15,15,15,0.85); backdrop-filter: blur(18px) saturate(1.3);
            border-bottom: 1px solid var(--border-subtle);
            transition: var(--transition);
        }
        .site-header.scrolled { background: rgba(15,15,15,0.96); box-shadow: 0 4px 30px rgba(0,0,0,0.6); }
        .header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
        .logo { display: flex; align-items: center; gap: 10px; font-size: 1.4rem; font-weight: 800; color: #fff; letter-spacing: -0.5px; }
        .logo i { color: var(--primary); font-size: 1.6rem; }
        .logo span { background: linear-gradient(135deg, #f1f5f9, #94a3b8); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
        .nav-list { display: flex; align-items: center; gap: 6px; list-style: none; }
        .nav-list a {
            padding: 8px 18px; border-radius: 40px; font-size: 0.9rem; font-weight: 500;
            color: var(--text-muted); transition: var(--transition); position: relative;
            white-space: nowrap;
        }
        .nav-list a:hover { color: #fff; background: rgba(255,255,255,0.06); }
        .nav-list a.active { color: #fff; background: rgba(220,38,38,0.2); }
        .nav-list a.active::after { content: ''; position: absolute; bottom: 2px; left: 50%; transform: translateX(-50%); width: 20px; height: 3px; background: var(--primary); border-radius: 4px; }
        .nav-list a.nav-cta {
            background: var(--primary); color: #fff; padding: 8px 22px; margin-left: 8px;
            box-shadow: 0 4px 18px rgba(220,38,38,0.35);
        }
        .nav-list a.nav-cta:hover { background: #b91c1c; transform: translateY(-1px); box-shadow: 0 6px 24px rgba(220,38,38,0.5); }
        .nav-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 8px; background: none; border: none; }
        .nav-toggle span { display: block; width: 26px; height: 2.5px; background: #fff; border-radius: 4px; transition: var(--transition); }
        .nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
        .nav-toggle.active span:nth-child(2) { opacity: 0; }
        .nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

        /* Article Hero */
        .article-hero {
            position: relative; margin-top: 72px; padding: 80px 0 60px;
            background: linear-gradient(160deg, #0f0f0f 0%, #1a0a0a 60%, #0f0f0f 100%);
            border-bottom: 1px solid var(--border-subtle);
            overflow: hidden;
        }
        .article-hero::before {
            content: ''; position: absolute; inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.12; pointer-events: none;
        }
        .article-hero .hero-shimmer {
            position: absolute; top: -30%; right: -10%; width: 500px; height: 500px;
            background: radial-gradient(circle, rgba(220,38,38,0.12), transparent 70%);
            border-radius: 50%; pointer-events: none;
        }
        .article-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 24px; margin-bottom: 20px; position: relative; z-index: 1; }
        .article-meta .badge {
            display: inline-flex; align-items: center; gap: 6px;
            background: rgba(220,38,38,0.2); color: #fca5a5;
            padding: 4px 16px; border-radius: 40px; font-size: 0.8rem; font-weight: 600;
            border: 1px solid rgba(220,38,38,0.2);
        }
        .article-meta .badge i { font-size: 0.7rem; }
        .article-meta .meta-item { color: var(--text-muted); font-size: 0.85rem; display: flex; align-items: center; gap: 6px; }
        .article-meta .meta-item i { color: var(--primary); opacity: 0.7; }
        .article-hero h1 {
            font-size: clamp(1.8rem, 4vw, 3rem); font-weight: 800; line-height: 1.25;
            color: #fff; margin-bottom: 16px; position: relative; z-index: 1;
            letter-spacing: -0.5px;
        }
        .article-hero .lead {
            font-size: 1.1rem; color: var(--text-muted); max-width: 760px;
            position: relative; z-index: 1; line-height: 1.7;
        }

        /* Article Content */
        .article-main { padding: 60px 0 80px; }
        .article-layout { display: grid; grid-template-columns: 1fr 320px; gap: 48px; }
        .article-body {
            background: var(--card-bg); border-radius: var(--radius-lg);
            padding: 40px 44px; border: 1px solid var(--border-subtle);
            box-shadow: var(--shadow-card);
        }
        .article-body .content {
            font-size: 1.05rem; line-height: 1.85; color: #e2e8f0;
        }
        .article-body .content p { margin-bottom: 1.4em; }
        .article-body .content h2 { font-size: 1.6rem; font-weight: 700; color: #fff; margin: 2em 0 0.8em; }
        .article-body .content h3 { font-size: 1.3rem; font-weight: 600; color: #f1f5f9; margin: 1.6em 0 0.6em; }
        .article-body .content ul, .article-body .content ol { margin: 1em 0; padding-left: 1.6em; }
        .article-body .content li { margin-bottom: 0.4em; }
        .article-body .content a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
        .article-body .content blockquote {
            border-left: 4px solid var(--primary); padding: 12px 20px; margin: 1.6em 0;
            background: rgba(220,38,38,0.06); border-radius: 0 var(--radius) var(--radius) 0;
            color: #cbd5e1; font-style: italic;
        }
        .article-body .content img { border-radius: var(--radius); margin: 1.6em 0; width: 100%; object-fit: cover; }
        .article-body .content .highlight { color: var(--accent); font-weight: 600; }

        /* Sidebar */
        .article-sidebar { display: flex; flex-direction: column; gap: 28px; }
        .sidebar-card {
            background: var(--card-bg); border-radius: var(--radius-lg);
            padding: 28px; border: 1px solid var(--border-subtle);
            box-shadow: var(--shadow-card);
        }
        .sidebar-card h4 { font-size: 1.1rem; font-weight: 700; color: #fff; margin-bottom: 18px; display: flex; align-items: center; gap: 10px; }
        .sidebar-card h4 i { color: var(--primary); }
        .sidebar-card .side-list { display: flex; flex-direction: column; gap: 12px; }
        .sidebar-card .side-list a {
            display: flex; align-items: center; gap: 12px;
            padding: 10px 14px; border-radius: var(--radius);
            background: rgba(255,255,255,0.03); border: 1px solid var(--border-subtle);
            color: var(--text-main); font-size: 0.9rem; transition: var(--transition);
        }
        .sidebar-card .side-list a:hover { background: rgba(220,38,38,0.1); border-color: rgba(220,38,38,0.2); transform: translateX(4px); }
        .sidebar-card .side-list a img { width: 48px; height: 48px; border-radius: 8px; object-fit: cover; flex-shrink: 0; }
        .sidebar-card .side-list a .side-title { font-weight: 600; line-height: 1.3; }
        .sidebar-card .side-list a .side-meta { font-size: 0.75rem; color: var(--text-muted); margin-top: 2px; }
        .sidebar-cta {
            background: linear-gradient(145deg, rgba(220,38,38,0.12), rgba(245,158,11,0.08));
            border: 1px solid rgba(220,38,38,0.2);
        }
        .sidebar-cta p { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 16px; }
        .sidebar-cta .btn-block { width: 100%; text-align: center; }

        /* Not Found */
        .not-found-wrap { text-align: center; padding: 80px 20px; }
        .not-found-wrap .big-icon { font-size: 4rem; color: var(--text-muted); margin-bottom: 20px; opacity: 0.4; }
        .not-found-wrap h2 { font-size: 1.6rem; color: #fff; margin-bottom: 12px; }
        .not-found-wrap p { color: var(--text-muted); margin-bottom: 24px; }
        .not-found-wrap .btn-home { display: inline-flex; align-items: center; gap: 8px; }

        /* FAQ */
        .faq-section { padding: 60px 0; border-top: 1px solid var(--border-subtle); }
        .faq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 32px; }
        .faq-item {
            background: var(--card-bg); border-radius: var(--radius);
            padding: 20px 24px; border: 1px solid var(--border-subtle);
            transition: var(--transition); cursor: pointer;
        }
        .faq-item:hover { border-color: rgba(220,38,38,0.2); }
        .faq-item h5 { font-size: 1rem; font-weight: 600; color: #fff; margin-bottom: 6px; }
        .faq-item p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.6; }

        /* Footer */
        .site-footer {
            background: #0a0a0a; border-top: 1px solid var(--border-subtle);
            padding: 56px 0 32px;
        }
        .footer-grid { display: grid; grid-template-columns: 1.8fr 1fr 1fr 1.2fr; gap: 40px; margin-bottom: 36px; }
        .footer-brand .logo { font-size: 1.3rem; margin-bottom: 14px; }
        .footer-brand p { color: var(--text-muted); font-size: 0.9rem; line-height: 1.7; max-width: 340px; }
        .footer-col h5 { color: #fff; font-size: 0.95rem; font-weight: 700; margin-bottom: 16px; letter-spacing: 0.5px; }
        .footer-col a { display: block; color: var(--text-muted); font-size: 0.88rem; padding: 4px 0; transition: var(--transition); }
        .footer-col a:hover { color: var(--accent); transform: translateX(4px); }
        .footer-bottom { border-top: 1px solid var(--border-subtle); padding-top: 24px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
        .footer-bottom p { color: var(--text-muted); font-size: 0.82rem; }
        .footer-bottom a { color: var(--accent); }

        /* Buttons */
        .btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 28px; border-radius: 40px; font-weight: 600; font-size: 0.9rem; transition: var(--transition); border: none; cursor: pointer; }
        .btn-primary { background: var(--primary); color: #fff; box-shadow: 0 4px 18px rgba(220,38,38,0.3); }
        .btn-primary:hover { background: #b91c1c; transform: translateY(-2px); box-shadow: 0 8px 30px rgba(220,38,38,0.45); }
        .btn-outline { background: transparent; color: var(--text-main); border: 1.5px solid rgba(255,255,255,0.15); }
        .btn-outline:hover { border-color: var(--primary); color: var(--primary); background: rgba(220,38,38,0.06); }
        .btn-sm { padding: 8px 18px; font-size: 0.8rem; }

        /* Tags */
        .tag { display: inline-block; padding: 2px 14px; border-radius: 40px; font-size: 0.75rem; font-weight: 600; background: rgba(255,255,255,0.06); color: var(--text-muted); border: 1px solid var(--border-subtle); transition: var(--transition); }
        .tag:hover { background: rgba(220,38,38,0.15); color: #fca5a5; border-color: rgba(220,38,38,0.2); }

        /* Responsive */
        @media (max-width: 1024px) {
            .article-layout { grid-template-columns: 1fr; }
            .article-sidebar { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
        }
        @media (max-width: 768px) {
            .nav-list { display: none; position: absolute; top: 72px; left: 0; right: 0; background: rgba(15,15,15,0.98); backdrop-filter: blur(20px); flex-direction: column; padding: 20px 24px; border-bottom: 1px solid var(--border-subtle); gap: 8px; }
            .nav-list.open { display: flex; }
            .nav-list a { width: 100%; padding: 12px 20px; }
            .nav-list a.nav-cta { margin-left: 0; text-align: center; }
            .nav-toggle { display: flex; }
            .article-hero { padding: 56px 0 40px; }
            .article-body { padding: 24px 20px; }
            .article-sidebar { grid-template-columns: 1fr; }
            .faq-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; gap: 24px; }
            .footer-bottom { flex-direction: column; text-align: center; }
        }
        @media (max-width: 520px) {
            .container { padding: 0 16px; }
            .header-inner { height: 64px; }
            .logo { font-size: 1.15rem; }
            .article-hero h1 { font-size: 1.5rem; }
            .article-body { padding: 18px 14px; }
            .sidebar-card { padding: 20px; }
        }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #C8A84E;
            --primary-light: #E0C87A;
            --primary-dark: #A68B2E;
            --accent: #DC2626;
            --accent-light: #EF4444;
            --bg-dark: #0F1423;
            --bg-mid: #1A2035;
            --bg-card: #1E2640;
            --bg-section: #12182A;
            --text-light: #FFFFFF;
            --text-muted: #B0B8C9;
            --text-dim: #7A8299;
            --border-color: rgba(200, 168, 78, 0.2);
            --border-glow: rgba(200, 168, 78, 0.15);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --shadow-card: 0 12px 40px rgba(0, 0, 0, 0.45);
            --shadow-glow: 0 0 30px rgba(200, 168, 78, 0.08);
            --space-xs: 8px;
            --space-sm: 16px;
            --space-md: 32px;
            --space-lg: 56px;
            --space-xl: 80px;
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
        }

        /* ===== Reset / Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
        }
        body {
            font-family: var(--font-sans);
            background: var(--bg-dark);
            color: var(--text-light);
            line-height: 1.7;
            font-size: 16px;
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: transparent;
            color: inherit;
        }
        ul,
        ol {
            list-style: none;
        }

        /* ===== 容器 ===== */
        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(15, 20, 35, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-color);
            transition: background var(--transition);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.45rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.3px;
            white-space: nowrap;
        }
        .logo i {
            font-size: 1.6rem;
            color: var(--primary-light);
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-list a {
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-muted);
            transition: all var(--transition);
            position: relative;
            letter-spacing: 0.2px;
        }
        .nav-list a:hover {
            color: var(--text-light);
            background: rgba(200, 168, 78, 0.08);
        }
        .nav-list a.active {
            color: var(--primary);
            background: rgba(200, 168, 78, 0.12);
        }
        .nav-list a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }
        .nav-list a.nav-cta {
            background: var(--primary);
            color: var(--bg-dark);
            font-weight: 600;
            padding: 8px 22px;
            border-radius: var(--radius-sm);
            margin-left: 8px;
        }
        .nav-list a.nav-cta:hover {
            background: var(--primary-light);
            transform: translateY(-1px);
            box-shadow: 0 4px 20px rgba(200, 168, 78, 0.3);
        }
        .nav-toggle {
            display: none;
            font-size: 1.6rem;
            color: var(--text-light);
            cursor: pointer;
            padding: 4px 8px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.05);
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .nav-list {
                position: fixed;
                top: 70px;
                left: 0;
                width: 100%;
                background: rgba(15, 20, 35, 0.98);
                backdrop-filter: blur(18px);
                flex-direction: column;
                padding: 20px 24px 30px;
                gap: 10px;
                transform: translateY(-110%);
                opacity: 0;
                pointer-events: none;
                transition: all 0.4s ease;
                border-bottom: 1px solid var(--border-color);
            }
            .nav-list.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: all;
            }
            .nav-list a {
                width: 100%;
                text-align: center;
                padding: 12px;
                font-size: 1.05rem;
            }
            .nav-list a.nav-cta {
                margin-left: 0;
                margin-top: 6px;
            }
        }

        /* ===== 页面横幅 ===== */
        .page-banner {
            position: relative;
            padding: 140px 0 80px;
            background: linear-gradient(135deg, #0F1423 0%, #1A2035 60%, #0F1423 100%);
            overflow: hidden;
            min-height: 320px;
            display: flex;
            align-items: center;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.25;
            mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0) 100%);
            -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0) 100%);
        }
        .page-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 40%, rgba(200, 168, 78, 0.06) 0%, transparent 70%);
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .page-banner h1 {
            font-size: 3.2rem;
            font-weight: 800;
            color: var(--text-light);
            letter-spacing: -0.5px;
            line-height: 1.15;
            margin-bottom: 16px;
        }
        .page-banner h1 span {
            color: var(--primary);
        }
        .page-banner p {
            font-size: 1.15rem;
            color: var(--text-muted);
            max-width: 620px;
            margin: 0 auto 24px;
            line-height: 1.7;
        }
        .page-banner .banner-tags {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
        }
        .page-banner .banner-tags span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 500;
            background: rgba(200, 168, 78, 0.12);
            color: var(--primary-light);
            border: 1px solid var(--border-color);
        }
        @media (max-width: 768px) {
            .page-banner {
                padding: 110px 0 56px;
                min-height: 260px;
            }
            .page-banner h1 {
                font-size: 2.2rem;
            }
            .page-banner p {
                font-size: 1rem;
            }
        }
        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.75rem;
            }
            .page-banner .banner-tags span {
                font-size: 0.78rem;
                padding: 4px 12px;
            }
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: var(--space-xl) 0;
        }
        .section-dark {
            background: var(--bg-section);
        }
        .section-mid {
            background: var(--bg-mid);
        }
        .section-title {
            text-align: center;
            margin-bottom: var(--space-lg);
        }
        .section-title h2 {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text-light);
            letter-spacing: -0.3px;
            margin-bottom: 10px;
        }
        .section-title h2 i {
            color: var(--primary);
            margin-right: 8px;
        }
        .section-title p {
            color: var(--text-muted);
            font-size: 1.05rem;
            max-width: 540px;
            margin: 0 auto;
        }
        .section-title .title-line {
            width: 50px;
            height: 3px;
            background: var(--primary);
            border-radius: 4px;
            margin: 14px auto 0;
        }
        @media (max-width: 768px) {
            .section {
                padding: var(--space-lg) 0;
            }
            .section-title h2 {
                font-size: 1.7rem;
            }
        }

        /* ===== 卡片网格 ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 22px;
            }
        }
        @media (max-width: 640px) {
            .card-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        /* ===== 卡片 ===== */
        .card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }
        .card:hover {
            transform: translateY(-6px);
            border-color: rgba(200, 168, 78, 0.35);
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), var(--shadow-glow);
        }
        .card .card-img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            display: block;
            transition: transform 0.5s ease;
        }
        .card:hover .card-img {
            transform: scale(1.03);
        }
        .card .card-body {
            padding: 20px 22px 24px;
        }
        .card .card-tag {
            display: inline-block;
            padding: 3px 12px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
            background: rgba(200, 168, 78, 0.15);
            color: var(--primary-light);
            margin-bottom: 10px;
            border: 1px solid rgba(200, 168, 78, 0.15);
        }
        .card .card-title {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 8px;
            line-height: 1.35;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .card .card-text {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }
        .card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.82rem;
            color: var(--text-dim);
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding-top: 12px;
        }
        .card .card-meta i {
            margin-right: 4px;
        }
        .card .card-meta .read-more {
            color: var(--primary);
            font-weight: 600;
            transition: all var(--transition);
        }
        .card .card-meta .read-more:hover {
            color: var(--primary-light);
            transform: translateX(3px);
        }

        /* ===== 列表资讯 ===== */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .news-item {
            display: flex;
            align-items: stretch;
            gap: 20px;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            border: 1px solid var(--border-color);
            transition: all var(--transition);
        }
        .news-item:hover {
            border-color: rgba(200, 168, 78, 0.3);
            transform: translateX(4px);
            box-shadow: var(--shadow-glow);
        }
        .news-item .news-thumb {
            width: 120px;
            min-height: 80px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
            background: var(--bg-mid);
        }
        .news-item .news-content {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .news-item .news-title {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-light);
            margin-bottom: 4px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-item .news-title:hover {
            color: var(--primary);
        }
        .news-item .news-summary {
            font-size: 0.88rem;
            color: var(--text-muted);
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 6px;
        }
        .news-item .news-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.78rem;
            color: var(--text-dim);
        }
        .news-item .news-meta i {
            margin-right: 4px;
            color: var(--primary);
        }
        @media (max-width: 640px) {
            .news-item {
                flex-direction: column;
                padding: 14px;
                gap: 12px;
            }
            .news-item .news-thumb {
                width: 100%;
                height: 140px;
            }
            .news-item .news-title {
                -webkit-line-clamp: 2;
            }
            .news-item .news-summary {
                -webkit-line-clamp: 2;
            }
        }

        /* ===== 数据统计块 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-card {
            text-align: center;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 32px 16px;
            border: 1px solid var(--border-color);
            transition: all var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-4px);
            border-color: rgba(200, 168, 78, 0.3);
            box-shadow: var(--shadow-glow);
        }
        .stat-card .stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.1;
            margin-bottom: 6px;
        }
        .stat-card .stat-label {
            font-size: 0.95rem;
            color: var(--text-muted);
        }
        .stat-card .stat-icon {
            font-size: 2rem;
            color: var(--primary-light);
            margin-bottom: 10px;
            opacity: 0.6;
        }
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .stat-card {
                padding: 20px 12px;
            }
            .stat-card .stat-number {
                font-size: 2rem;
            }
        }

        /* ===== 子分类导航 ===== */
        .subcat-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .subcat-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 28px 20px 24px;
            text-align: center;
            border: 1px solid var(--border-color);
            transition: all var(--transition);
            cursor: pointer;
        }
        .subcat-item:hover {
            transform: translateY(-5px);
            border-color: var(--primary);
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4), var(--shadow-glow);
        }
        .subcat-item .subcat-icon {
            font-size: 2.2rem;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .subcat-item .subcat-name {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-light);
            margin-bottom: 4px;
        }
        .subcat-item .subcat-count {
            font-size: 0.85rem;
            color: var(--text-dim);
        }
        @media (max-width: 1024px) {
            .subcat-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .subcat-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .subcat-item {
                padding: 20px 12px;
            }
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(200, 168, 78, 0.25);
        }
        .faq-question {
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-light);
            gap: 16px;
            user-select: none;
        }
        .faq-question i {
            color: var(--primary);
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 24px;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--bg-mid) 0%, #1E2640 100%);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }
        .cta-box {
            text-align: center;
            padding: var(--space-lg) 0;
        }
        .cta-box h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 12px;
        }
        .cta-box p {
            color: var(--text-muted);
            font-size: 1.05rem;
            max-width: 520px;
            margin: 0 auto 28px;
        }
        .cta-box .btn-group {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition);
            cursor: pointer;
            border: none;
        }
        .btn-primary {
            background: var(--primary);
            color: var(--bg-dark);
        }
        .btn-primary:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(200, 168, 78, 0.3);
        }
        .btn-outline {
            background: transparent;
            color: var(--text-light);
            border: 1.5px solid var(--border-color);
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-glow);
        }
        @media (max-width: 520px) {
            .cta-box h2 {
                font-size: 1.5rem;
            }
            .btn {
                padding: 12px 24px;
                font-size: 0.95rem;
                width: 100%;
                justify-content: center;
            }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #0A0E17;
            border-top: 1px solid var(--border-color);
            padding: 60px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .footer-brand .logo {
            font-size: 1.35rem;
            margin-bottom: 14px;
            display: inline-flex;
        }
        .footer-brand p {
            font-size: 0.9rem;
            color: var(--text-dim);
            line-height: 1.7;
            max-width: 320px;
        }
        .footer-col h5 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }
        .footer-col a {
            display: block;
            font-size: 0.9rem;
            color: var(--text-dim);
            padding: 5px 0;
            transition: all var(--transition);
        }
        .footer-col a:hover {
            color: var(--primary);
            transform: translateX(4px);
        }
        .footer-bottom {
            padding: 20px 0;
            text-align: center;
            font-size: 0.85rem;
            color: var(--text-dim);
        }
        .footer-bottom a:hover {
            color: var(--primary-light);
        }
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-brand p {
                max-width: 100%;
            }
        }

        /* ===== 响应式辅助 ===== */
        @media (max-width: 768px) {
            .hide-mobile {
                display: none !important;
            }
        }
        @media (min-width: 769px) {
            .hide-desktop {
                display: none !important;
            }
        }

        /* ===== 滚动动画 ===== */
        .fade-up {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.7s ease, transform 0.7s ease;
        }
        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ===== 标签云 ===== */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }
        .tag-cloud a {
            display: inline-block;
            padding: 6px 18px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 500;
            background: rgba(200, 168, 78, 0.08);
            color: var(--text-muted);
            border: 1px solid var(--border-color);
            transition: all var(--transition);
        }
        .tag-cloud a:hover {
            background: rgba(200, 168, 78, 0.18);
            color: var(--primary-light);
            border-color: var(--primary);
            transform: translateY(-2px);
        }

        /* ===== 按钮焦点 ===== */
        .btn:focus-visible,
        .nav-list a:focus-visible,
        .faq-question:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
        }

        /* ===== 面包屑 ===== */
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-dim);
            margin-bottom: 12px;
            justify-content: center;
        }
        .breadcrumb a {
            color: var(--text-muted);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb span {
            color: var(--text-dim);
        }
        .breadcrumb i {
            font-size: 0.6rem;
            color: var(--text-dim);
        }