/* roulang page: index */
/* ===== 设计变量 ===== */
    :root {
        --primary: #0f172a;
        --primary-light: #1e293b;
        --secondary: #3b82f6;
        --secondary-dark: #2563eb;
        --accent: #f59e0b;
        --accent-light: #fbbf24;
        --bg: #f8fafc;
        --bg-alt: #f1f5f9;
        --bg-dark: #0f172a;
        --text: #1e293b;
        --text-light: #64748b;
        --text-white: #f8fafc;
        --border: #e2e8f0;
        --card-bg: #ffffff;
        --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
        --shadow: 0 4px 16px rgba(0,0,0,0.08);
        --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
        --radius-sm: 8px;
        --radius: 16px;
        --radius-lg: 24px;
        --radius-xl: 32px;
        --nav-blur: blur(16px);
        --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        --max-width: 1200px;
        --header-h: 76px;
    }

    /* ===== 基础 Reset ===== */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
    body {
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
        font-size: 16px; line-height: 1.6; color: var(--text); background: var(--bg);
    }
    a { color: var(--secondary); text-decoration: none; transition: var(--transition); }
    a:hover { color: var(--secondary-dark); }
    img { max-width: 100%; height: auto; display: block; }
    button, input, textarea { font: inherit; border: none; outline: none; }
    button { cursor: pointer; background: none; }
    ul, ol { list-style: none; }
    h1, h2, h3, h4, h5, h6 { line-height: 1.25; color: var(--primary); font-weight: 700; }
    h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
    h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); }
    h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }
    p { color: var(--text-light); }

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

    /* ===== 导航 ===== */
    .site-header {
        position: fixed; top: 18px; left: 0; right: 0; z-index: 1000;
        display: flex; justify-content: center; pointer-events: none;
    }
    .nav-inner {
        pointer-events: auto;
        display: flex; align-items: center; justify-content: space-between;
        max-width: var(--max-width); width: 100%; margin: 0 auto;
        padding: 0 28px; height: 60px;
        background: rgba(255,255,255,0.72); backdrop-filter: var(--nav-blur);
        -webkit-backdrop-filter: var(--nav-blur);
        border: 1px solid rgba(255,255,255,0.25);
        border-radius: 100px; box-shadow: var(--shadow-sm);
    }
    .nav-logo { font-size: 1.35rem; font-weight: 800; color: var(--primary); letter-spacing: -0.5px; }
    .nav-logo span { color: var(--secondary); }
    .nav-links { display: flex; align-items: center; gap: 4px; }
    .nav-links a {
        padding: 8px 18px; border-radius: 40px; font-size: 0.9rem; font-weight: 500;
        color: var(--text-light); transition: var(--transition); white-space: nowrap;
    }
    .nav-links a:hover { color: var(--primary); background: rgba(59,130,246,0.08); }
    .nav-links a.active { color: #fff; background: var(--secondary); }
    .nav-cta {
        padding: 8px 24px; border-radius: 40px; font-size: 0.9rem; font-weight: 600;
        color: #fff; background: var(--accent); transition: var(--transition); white-space: nowrap;
    }
    .nav-cta:hover { background: var(--accent-light); color: var(--primary); transform: translateY(-1px); }
    .nav-toggle { display: none; flex-direction: column; gap: 5px; padding: 6px; cursor: pointer; }
    .nav-toggle span { width: 24px; height: 2.5px; background: var(--primary); border-radius: 4px; transition: var(--transition); }

    /* ===== Hero ===== */
    .hero {
        position: relative; min-height: 92vh; display: flex; align-items: center;
        background: linear-gradient(135deg, #0a0e27 0%, #1a2a6c 50%, #0f172a 100%);
        overflow: hidden; padding-top: var(--header-h);
    }
    .hero-bg {
        position: absolute; inset: 0; z-index: 0;
        background-image: url('/assets/images/backpic/back-1.png');
        background-size: cover; background-position: center; opacity: 0.25;
        transform: scale(1.05); animation: heroZoom 20s ease-in-out infinite alternate;
    }
    @keyframes heroZoom { 0% { transform: scale(1.05); } 100% { transform: scale(1.15); } }
    .hero-overlay {
        position: absolute; inset: 0; z-index: 1;
        background: radial-gradient(ellipse at 30% 40%, rgba(59,130,246,0.18) 0%, transparent 70%),
                    radial-gradient(ellipse at 70% 60%, rgba(245,158,11,0.10) 0%, transparent 60%);
    }
    .hero .container { position: relative; z-index: 2; width: 100%; }
    .hero-content { max-width: 720px; }
    .hero-badge {
        display: inline-flex; align-items: center; gap: 8px;
        padding: 6px 18px; border-radius: 40px; font-size: 0.85rem; font-weight: 600;
        background: rgba(59,130,246,0.18); color: var(--secondary); backdrop-filter: blur(4px);
        margin-bottom: 20px; border: 1px solid rgba(59,130,246,0.15);
    }
    .hero h1 { color: var(--text-white); margin-bottom: 20px; }
    .hero h1 em { font-style: normal; background: linear-gradient(135deg, var(--secondary), var(--accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
    .hero p { font-size: 1.15rem; color: rgba(255,255,255,0.72); max-width: 580px; margin-bottom: 32px; line-height: 1.7; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
    .btn-primary {
        display: inline-flex; align-items: center; gap: 10px;
        padding: 14px 32px; border-radius: 60px; font-size: 1rem; font-weight: 600;
        color: #fff; background: var(--secondary); transition: var(--transition);
        box-shadow: 0 4px 20px rgba(59,130,246,0.35);
    }
    .btn-primary:hover { background: var(--secondary-dark); transform: translateY(-2px); box-shadow: 0 8px 30px rgba(59,130,246,0.4); color: #fff; }
    .btn-outline-light {
        display: inline-flex; align-items: center; gap: 10px;
        padding: 14px 32px; border-radius: 60px; font-size: 1rem; font-weight: 600;
        color: var(--text-white); border: 1.5px solid rgba(255,255,255,0.25);
        background: rgba(255,255,255,0.06); backdrop-filter: blur(4px); transition: var(--transition);
    }
    .btn-outline-light:hover { background: rgba(255,255,255,0.12); border-color: rgba(255,255,255,0.4); color: #fff; transform: translateY(-2px); }
    .hero-stats {
        display: flex; gap: 40px; margin-top: 48px; padding-top: 32px;
        border-top: 1px solid rgba(255,255,255,0.08);
    }
    .hero-stat h3 { font-size: 1.8rem; color: var(--text-white); }
    .hero-stat h3 span { color: var(--accent); }
    .hero-stat p { font-size: 0.9rem; color: rgba(255,255,255,0.5); margin-bottom: 0; }

    /* ===== 板块通用 ===== */
    .section { padding: 80px 0; }
    .section-alt { background: var(--bg-alt); }
    .section-dark { background: var(--bg-dark); }
    .section-header { text-align: center; margin-bottom: 48px; }
    .section-header h2 { margin-bottom: 12px; }
    .section-header p { max-width: 560px; margin: 0 auto; font-size: 1.05rem; }
    .section-tag {
        display: inline-flex; align-items: center; gap: 6px;
        padding: 4px 16px; border-radius: 40px; font-size: 0.8rem; font-weight: 600;
        background: rgba(59,130,246,0.10); color: var(--secondary); margin-bottom: 14px;
    }

    /* ===== 特色卡片网格 ===== */
    .grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
    .feature-card {
        background: var(--card-bg); border-radius: var(--radius); padding: 32px 24px;
        text-align: center; transition: var(--transition); border: 1px solid var(--border);
        box-shadow: var(--shadow-sm);
    }
    .feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(59,130,246,0.15); }
    .feature-icon {
        width: 60px; height: 60px; margin: 0 auto 18px; border-radius: 16px;
        display: flex; align-items: center; justify-content: center;
        font-size: 1.6rem; color: #fff;
    }
    .feature-card h3 { margin-bottom: 8px; font-size: 1.15rem; }
    .feature-card p { font-size: 0.92rem; margin-bottom: 0; }

    /* ===== 分类入口 ===== */
    .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
    .category-card {
        position: relative; border-radius: var(--radius); overflow: hidden;
        min-height: 280px; display: flex; align-items: flex-end;
        background-size: cover; background-position: center;
        transition: var(--transition); cursor: pointer;
    }
    .category-card::before {
        content: ''; position: absolute; inset: 0;
        background: linear-gradient(0deg, rgba(15,23,42,0.72) 0%, rgba(15,23,42,0.08) 100%);
        transition: var(--transition);
    }
    .category-card:hover::before { background: linear-gradient(0deg, rgba(15,23,42,0.85) 0%, rgba(15,23,42,0.15) 100%); }
    .category-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
    .category-info { position: relative; z-index: 1; padding: 24px; width: 100%; }
    .category-info h3 { color: var(--text-white); margin-bottom: 4px; font-size: 1.2rem; }
    .category-info p { color: rgba(255,255,255,0.7); font-size: 0.9rem; margin-bottom: 0; }
    .category-tag {
        display: inline-block; padding: 2px 12px; border-radius: 20px;
        font-size: 0.75rem; font-weight: 600; background: var(--accent); color: var(--primary);
        margin-bottom: 10px;
    }

    /* ===== 最新资讯 ===== */
    .grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
    .news-card {
        background: var(--card-bg); border-radius: var(--radius); overflow: hidden;
        border: 1px solid var(--border); transition: var(--transition);
        box-shadow: var(--shadow-sm); display: flex; flex-direction: column;
    }
    .news-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(59,130,246,0.12); }
    .news-img {
        height: 180px; background-size: cover; background-position: center; flex-shrink: 0;
    }
    .news-body { padding: 20px 24px 24px; flex: 1; display: flex; flex-direction: column; }
    .news-body .tag {
        display: inline-block; align-self: flex-start;
        padding: 2px 14px; border-radius: 20px; font-size: 0.75rem; font-weight: 600;
        background: rgba(59,130,246,0.10); color: var(--secondary); margin-bottom: 10px;
    }
    .news-body h3 { font-size: 1.1rem; margin-bottom: 8px; color: var(--primary); }
    .news-body h3 a { color: inherit; }
    .news-body h3 a:hover { color: var(--secondary); }
    .news-body p { font-size: 0.9rem; margin-bottom: 12px; flex: 1; }
    .news-meta { display: flex; align-items: center; gap: 16px; font-size: 0.82rem; color: var(--text-light); }
    .news-meta .date { display: flex; align-items: center; gap: 4px; }
    .news-empty {
        grid-column: 1 / -1; text-align: center; padding: 48px 20px;
        background: var(--card-bg); border-radius: var(--radius); border: 1px dashed var(--border);
        color: var(--text-light);
    }

    /* ===== 数据统计 ===== */
    .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
    .stat-card {
        text-align: center; padding: 32px 16px; border-radius: var(--radius);
        background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.06);
        backdrop-filter: blur(4px); transition: var(--transition);
    }
    .stat-card:hover { background: rgba(255,255,255,0.08); transform: translateY(-3px); }
    .stat-card .num { font-size: 2.6rem; font-weight: 800; color: var(--text-white); line-height: 1.1; }
    .stat-card .num span { color: var(--accent); }
    .stat-card .label { font-size: 0.92rem; color: rgba(255,255,255,0.55); margin-top: 6px; }

    /* ===== 流程步骤 ===== */
    .steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; position: relative; }
    .step-card {
        text-align: center; padding: 32px 16px; position: relative;
        background: var(--card-bg); border-radius: var(--radius);
        border: 1px solid var(--border); transition: var(--transition);
    }
    .step-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
    .step-number {
        width: 48px; height: 48px; margin: 0 auto 16px; border-radius: 50%;
        display: flex; align-items: center; justify-content: center;
        font-size: 1.2rem; font-weight: 700; color: #fff;
        background: var(--secondary); box-shadow: 0 4px 16px rgba(59,130,246,0.25);
    }
    .step-card h3 { font-size: 1.05rem; margin-bottom: 6px; }
    .step-card p { font-size: 0.88rem; margin-bottom: 0; }

    /* ===== FAQ ===== */
    .faq-list { max-width: 780px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
    .faq-item {
        background: var(--card-bg); border-radius: var(--radius-sm);
        border: 1px solid var(--border); overflow: hidden;
        transition: var(--transition);
    }
    .faq-item:hover { border-color: rgba(59,130,246,0.12); }
    .faq-q {
        padding: 18px 24px; display: flex; align-items: center; justify-content: space-between;
        font-weight: 600; color: var(--primary); cursor: pointer; font-size: 1rem;
        transition: var(--transition); user-select: none;
    }
    .faq-q:hover { color: var(--secondary); }
    .faq-q i { font-size: 0.85rem; color: var(--text-light); transition: var(--transition); }
    .faq-item.open .faq-q i { transform: rotate(180deg); color: var(--secondary); }
    .faq-a {
        padding: 0 24px; max-height: 0; overflow: hidden;
        transition: max-height 0.35s ease, padding 0.3s ease;
    }
    .faq-item.open .faq-a { max-height: 400px; padding: 0 24px 20px; }
    .faq-a p { font-size: 0.92rem; margin-bottom: 0; line-height: 1.7; }

    /* ===== CTA ===== */
    .cta-box {
        background: linear-gradient(135deg, #1a2a6c 0%, #0f172a 100%);
        border-radius: var(--radius-lg); padding: 64px 48px; text-align: center;
        position: relative; overflow: hidden;
    }
    .cta-box::before {
        content: ''; position: absolute; inset: 0;
        background: radial-gradient(ellipse at 30% 30%, rgba(59,130,246,0.12) 0%, transparent 70%),
                    radial-gradient(ellipse at 70% 70%, rgba(245,158,11,0.08) 0%, transparent 60%);
    }
    .cta-box > * { position: relative; z-index: 1; }
    .cta-box h2 { color: var(--text-white); margin-bottom: 12px; }
    .cta-box p { color: rgba(255,255,255,0.7); margin-bottom: 28px; max-width: 520px; margin-left: auto; margin-right: auto; }
    .cta-box .btn-primary { background: var(--accent); color: var(--primary); box-shadow: 0 4px 24px rgba(245,158,11,0.35); }
    .cta-box .btn-primary:hover { background: var(--accent-light); transform: translateY(-2px); box-shadow: 0 8px 32px rgba(245,158,11,0.4); }

    /* ===== 页脚 ===== */
    .site-footer {
        background: var(--primary); padding: 56px 0 0; color: rgba(255,255,255,0.7);
    }
    .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.06); }
    .footer-brand .nav-logo { color: var(--text-white); font-size: 1.3rem; display: inline-block; margin-bottom: 12px; }
    .footer-brand .nav-logo span { color: var(--secondary); }
    .footer-brand p { font-size: 0.9rem; color: rgba(255,255,255,0.5); margin-bottom: 16px; max-width: 280px; line-height: 1.7; }
    .footer-social { display: flex; gap: 12px; }
    .footer-social a {
        width: 38px; height: 38px; border-radius: 50%;
        display: flex; align-items: center; justify-content: center;
        background: rgba(255,255,255,0.08); color: rgba(255,255,255,0.6);
        transition: var(--transition); font-size: 1rem;
    }
    .footer-social a:hover { background: var(--secondary); color: #fff; transform: translateY(-2px); }
    .footer-col h4 { color: var(--text-white); font-size: 1rem; margin-bottom: 16px; }
    .footer-col a { display: block; color: rgba(255,255,255,0.55); font-size: 0.9rem; padding: 4px 0; transition: var(--transition); }
    .footer-col a:hover { color: var(--secondary); padding-left: 4px; }
    .footer-bottom {
        padding: 20px 0; text-align: center; font-size: 0.85rem; color: rgba(255,255,255,0.35);
    }

    /* ===== 响应式 ===== */
    @media (max-width: 1024px) {
        .grid-4 { grid-template-columns: repeat(2, 1fr); }
        .stats-grid { grid-template-columns: repeat(2, 1fr); }
        .steps { grid-template-columns: repeat(2, 1fr); }
        .footer-grid { grid-template-columns: 1fr 1fr; }
    }

    @media (max-width: 768px) {
        .nav-links { display: none; }
        .nav-links.open { display: flex; flex-direction: column; position: absolute; top: 68px; left: 16px; right: 16px; background: rgba(255,255,255,0.96); backdrop-filter: blur(20px); border-radius: 20px; padding: 16px; box-shadow: var(--shadow-lg); border: 1px solid var(--border); gap: 4px; }
        .nav-links.open a { padding: 12px 16px; border-radius: 12px; }
        .nav-cta { display: none; }
        .nav-toggle { display: flex; }
        .hero { min-height: 80vh; }
        .hero-stats { flex-wrap: wrap; gap: 24px; }
        .hero-stat { flex: 1 1 40%; }
        .grid-3 { grid-template-columns: 1fr; }
        .grid-2 { grid-template-columns: 1fr; }
        .section { padding: 56px 0; }
        .cta-box { padding: 40px 24px; border-radius: var(--radius); }
        .footer-grid { grid-template-columns: 1fr; gap: 32px; }
        .steps { grid-template-columns: 1fr; }
        .stats-grid { grid-template-columns: repeat(2, 1fr); }
        .stat-card .num { font-size: 2rem; }
    }

    @media (max-width: 520px) {
        .nav-inner { padding: 0 18px; height: 54px; }
        .nav-logo { font-size: 1.1rem; }
        .hero-content { text-align: center; }
        .hero p { margin-left: auto; margin-right: auto; }
        .hero-actions { justify-content: center; }
        .hero-stats { justify-content: center; }
        .hero-stat { flex: 1 1 45%; text-align: center; }
        .grid-4 { grid-template-columns: 1fr; }
        .stats-grid { grid-template-columns: 1fr 1fr; }
        .section-header p { font-size: 0.95rem; }
        .btn-primary, .btn-outline-light { padding: 12px 24px; font-size: 0.95rem; }
        .news-body { padding: 16px 18px 20px; }
        .faq-q { padding: 14px 18px; font-size: 0.95rem; }
        .cta-box h2 { font-size: 1.4rem; }
    }

    /* ===== 工具类 ===== */
    .text-center { text-align: center; }
    .mt-12 { margin-top: 12px; }
    .mt-24 { margin-top: 24px; }
    .mb-12 { margin-bottom: 12px; }
    .gap-8 { gap: 8px; }
    .flex-center { display: flex; align-items: center; justify-content: center; }

/* roulang page: article */
/* ===== Design Variables ===== */
        :root {
            --primary: #c8a97e;
            --primary-dark: #a8895e;
            --primary-light: #e8d5b5;
            --accent: #2c3e50;
            --accent-light: #4a6278;
            --bg-dark: #0f1419;
            --bg-dark-alt: #1a2129;
            --bg-card: #1e2832;
            --bg-card-hover: #26323f;
            --text-light: #f0ece4;
            --text-muted: #9aa9b9;
            --text-dim: #6a7a8a;
            --border-color: rgba(200, 169, 126, 0.12);
            --border-light: rgba(255, 255, 255, 0.06);
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
            --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.3);
            --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.4);
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 32px;
            --spacing-lg: 56px;
            --spacing-xl: 88px;
            --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans SC', sans-serif;
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        /* ===== Container ===== */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 20, 25, 0.82);
            backdrop-filter: blur(20px) saturate(1.3);
            -webkit-backdrop-filter: blur(20px) saturate(1.3);
            border-bottom: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .site-header.scrolled {
            background: rgba(15, 20, 25, 0.95);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            height: 68px;
        }
        .nav-logo {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-light);
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 2px;
        }
        .nav-logo span {
            color: var(--primary);
        }
        .nav-logo:hover {
            color: var(--text-light);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 32px;
        }
        .nav-links a {
            color: var(--text-muted);
            font-size: 15px;
            font-weight: 500;
            position: relative;
            padding: 4px 0;
            transition: var(--transition);
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: var(--transition);
        }
        .nav-links a:hover {
            color: var(--text-light);
        }
        .nav-links a:hover::after {
            width: 100%;
        }
        .nav-links a.active {
            color: var(--primary);
        }
        .nav-links a.active::after {
            width: 100%;
            background: var(--primary);
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            background: var(--primary);
            color: var(--bg-dark) !important;
            border-radius: 50px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
            border: none;
            cursor: pointer;
        }
        .nav-cta:hover {
            background: var(--primary-light);
            color: var(--bg-dark) !important;
            transform: translateY(-1px);
            box-shadow: 0 4px 20px rgba(200, 169, 126, 0.25);
        }
        .nav-cta i {
            font-size: 15px;
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 6px;
        }
        .nav-toggle span {
            width: 26px;
            height: 2px;
            background: var(--text-light);
            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);
        }

        @media (max-width: 768px) {
            .nav-links {
                position: fixed;
                top: 68px;
                left: 0;
                right: 0;
                background: rgba(15, 20, 25, 0.98);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                flex-direction: column;
                gap: 4px;
                padding: 16px 24px 28px;
                transform: translateY(-120%);
                opacity: 0;
                transition: var(--transition);
                border-bottom: 1px solid var(--border-color);
                box-shadow: var(--shadow-lg);
                pointer-events: none;
            }
            .nav-links.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .nav-links a {
                padding: 12px 0;
                font-size: 17px;
                width: 100%;
                text-align: left;
                border-bottom: 1px solid var(--border-light);
            }
            .nav-links a:last-child {
                border-bottom: none;
            }
            .nav-cta {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-inner {
                padding: 0 16px;
            }
        }
        @media (max-width: 520px) {
            .nav-logo {
                font-size: 20px;
            }
            .nav-inner {
                height: 60px;
            }
            .nav-links {
                top: 60px;
            }
        }

        /* ===== Article Hero / Banner ===== */
        .article-hero {
            padding: 140px 0 60px;
            position: relative;
            background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-dark-alt) 50%, #0d1a24 100%);
            min-height: 280px;
            display: flex;
            align-items: center;
        }
        .article-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.12;
            pointer-events: none;
        }
        .article-hero .container {
            position: relative;
            z-index: 2;
        }
        .article-breadcrumb {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-dim);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .article-breadcrumb a {
            color: var(--text-muted);
        }
        .article-breadcrumb a:hover {
            color: var(--primary);
        }
        .article-breadcrumb .sep {
            color: var(--text-dim);
            font-size: 12px;
        }
        .article-breadcrumb .current {
            color: var(--primary);
        }
        .article-hero h1 {
            font-size: 40px;
            font-weight: 700;
            line-height: 1.25;
            color: var(--text-light);
            max-width: 900px;
            margin-bottom: 16px;
        }
        .article-meta {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
            color: var(--text-dim);
            font-size: 14px;
        }
        .article-meta .category-tag {
            display: inline-block;
            padding: 4px 14px;
            background: rgba(200, 169, 126, 0.12);
            border: 1px solid rgba(200, 169, 126, 0.2);
            border-radius: 50px;
            color: var(--primary);
            font-size: 13px;
            font-weight: 500;
        }
        .article-meta i {
            margin-right: 4px;
            opacity: 0.6;
        }

        @media (max-width: 768px) {
            .article-hero {
                padding: 110px 0 40px;
                min-height: 200px;
            }
            .article-hero h1 {
                font-size: 28px;
            }
        }
        @media (max-width: 520px) {
            .article-hero h1 {
                font-size: 22px;
            }
            .article-meta {
                gap: 12px;
                font-size: 13px;
            }
        }

        /* ===== Article Content ===== */
        .article-section {
            padding: 50px 0 80px;
        }
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 48px;
            align-items: start;
        }
        .article-body {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-color);
            padding: 40px 44px;
            box-shadow: var(--shadow-md);
        }
        .article-body .featured-image {
            width: 100%;
            border-radius: var(--radius-md);
            margin-bottom: 32px;
            max-height: 480px;
            object-fit: cover;
            background: var(--bg-dark-alt);
        }
        .article-body .content-text {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-muted);
        }
        .article-body .content-text p {
            margin-bottom: 20px;
        }
        .article-body .content-text h2 {
            font-size: 24px;
            color: var(--text-light);
            margin: 36px 0 16px;
            font-weight: 700;
        }
        .article-body .content-text h3 {
            font-size: 20px;
            color: var(--text-light);
            margin: 28px 0 12px;
            font-weight: 600;
        }
        .article-body .content-text ul,
        .article-body .content-text ol {
            margin: 16px 0 20px;
            padding-left: 24px;
        }
        .article-body .content-text li {
            margin-bottom: 8px;
            list-style: disc;
        }
        .article-body .content-text img {
            border-radius: var(--radius-md);
            margin: 24px 0;
        }
        .article-body .content-text blockquote {
            border-left: 4px solid var(--primary);
            padding: 16px 24px;
            margin: 24px 0;
            background: rgba(200, 169, 126, 0.05);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-light);
            font-style: italic;
        }
        .article-body .content-text a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .article-body .content-text a:hover {
            color: var(--primary-light);
        }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 36px;
            padding-top: 24px;
            border-top: 1px solid var(--border-color);
        }
        .article-tags .tag {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(200, 169, 126, 0.08);
            border: 1px solid rgba(200, 169, 126, 0.15);
            border-radius: 50px;
            font-size: 13px;
            color: var(--text-muted);
            transition: var(--transition);
        }
        .article-tags .tag:hover {
            background: rgba(200, 169, 126, 0.15);
            color: var(--primary);
        }

        /* ===== Sidebar ===== */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 32px;
        }
        .sidebar-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
        }
        .sidebar-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-light);
            margin-bottom: 18px;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--border-color);
        }
        .sidebar-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .sidebar-list a {
            display: flex;
            gap: 14px;
            align-items: flex-start;
            padding: 8px 0;
            border-bottom: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .sidebar-list a:last-child {
            border-bottom: none;
        }
        .sidebar-list a:hover {
            padding-left: 6px;
        }
        .sidebar-list .thumb {
            width: 64px;
            height: 64px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            background: var(--bg-dark-alt);
            flex-shrink: 0;
        }
        .sidebar-list .info {
            flex: 1;
            min-width: 0;
        }
        .sidebar-list .info .title {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-light);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            line-height: 1.4;
            margin-bottom: 4px;
        }
        .sidebar-list .info .date {
            font-size: 12px;
            color: var(--text-dim);
        }
        .sidebar-cta {
            text-align: center;
        }
        .sidebar-cta p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 16px;
        }
        .sidebar-cta .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            background: var(--primary);
            color: var(--bg-dark) !important;
            border-radius: 50px;
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition);
        }
        .sidebar-cta .btn-primary:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
            box-shadow: 0 6px 24px rgba(200, 169, 126, 0.25);
        }

        @media (max-width: 992px) {
            .article-layout {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .article-sidebar {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .sidebar-card.sidebar-cta {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 600px) {
            .article-body {
                padding: 24px 18px;
            }
            .article-sidebar {
                grid-template-columns: 1fr;
            }
            .sidebar-list .thumb {
                width: 52px;
                height: 52px;
            }
        }

        /* ===== Not Found ===== */
        .not-found-box {
            text-align: center;
            padding: 80px 24px;
        }
        .not-found-box i {
            font-size: 56px;
            color: var(--text-dim);
            margin-bottom: 24px;
        }
        .not-found-box h2 {
            font-size: 28px;
            color: var(--text-light);
            margin-bottom: 12px;
        }
        .not-found-box p {
            color: var(--text-muted);
            margin-bottom: 28px;
        }
        .not-found-box .btn-back {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 32px;
            background: var(--primary);
            color: var(--bg-dark) !important;
            border-radius: 50px;
            font-weight: 600;
            transition: var(--transition);
        }
        .not-found-box .btn-back:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
        }

        /* ===== CTA Section ===== */
        .cta-section {
            padding: 70px 0;
            background: linear-gradient(135deg, var(--bg-dark-alt) 0%, #0d1a24 100%);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.08;
            pointer-events: none;
        }
        .cta-box {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 700px;
            margin: 0 auto;
        }
        .cta-box h2 {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 16px;
        }
        .cta-box p {
            color: var(--text-muted);
            font-size: 16px;
            margin-bottom: 32px;
        }
        .cta-box .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 16px 40px;
            background: var(--primary);
            color: var(--bg-dark) !important;
            border-radius: 50px;
            font-weight: 600;
            font-size: 16px;
            transition: var(--transition);
        }
        .cta-box .cta-btn:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 32px rgba(200, 169, 126, 0.2);
        }
        @media (max-width: 768px) {
            .cta-box h2 {
                font-size: 24px;
            }
            .cta-section {
                padding: 50px 0;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark-alt);
            border-top: 1px solid var(--border-color);
            padding: 60px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid var(--border-color);
        }
        .footer-brand .nav-logo {
            font-size: 22px;
            margin-bottom: 16px;
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--text-dim);
            line-height: 1.7;
            margin-bottom: 20px;
            max-width: 320px;
        }
        .footer-social {
            display: flex;
            gap: 14px;
        }
        .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(200, 169, 126, 0.08);
            border: 1px solid rgba(200, 169, 126, 0.1);
            color: var(--text-muted);
            font-size: 18px;
            transition: var(--transition);
        }
        .footer-social a:hover {
            background: var(--primary);
            color: var(--bg-dark);
            border-color: var(--primary);
            transform: translateY(-2px);
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-light);
            margin-bottom: 18px;
            letter-spacing: 0.5px;
        }
        .footer-col a {
            display: block;
            font-size: 14px;
            color: var(--text-dim);
            padding: 5px 0;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--primary);
            padding-left: 4px;
        }
        .footer-col a i {
            width: 20px;
            margin-right: 6px;
            color: var(--primary);
            opacity: 0.6;
        }
        .footer-bottom {
            text-align: center;
            padding: 24px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.2);
            line-height: 1.8;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.2);
        }
        .footer-bottom a:hover {
            color: var(--primary);
        }

        @media (max-width: 992px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .footer-brand p {
                max-width: 100%;
            }
        }
        @media (max-width: 600px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                font-size: 12px;
                padding: 20px 0;
            }
        }

        /* ===== Responsive Fine-tune ===== */
        @media (max-width: 520px) {
            .article-hero h1 {
                font-size: 20px;
            }
            .article-body .content-text h2 {
                font-size: 20px;
            }
            .article-body .content-text h3 {
                font-size: 17px;
            }
        }

/* roulang page: category1 */
/* ===== CSS 设计变量 ===== */
        :root {
            --primary: #b8860b;
            --primary-light: #daa520;
            --primary-dark: #8b6508;
            --secondary: #1a1a2e;
            --secondary-light: #2d2d44;
            --accent: #e8c76a;
            --bg-body: #f8f6f0;
            --bg-white: #ffffff;
            --bg-soft: #f0ede5;
            --bg-dark: #0f0f1a;
            --text-primary: #1a1a2e;
            --text-secondary: #4a4a5a;
            --text-muted: #8888a0;
            --text-light: #f0ede5;
            --text-white: #ffffff;
            --border-color: #e0dcd0;
            --border-light: #f0ede5;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 32px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 28px rgba(0, 0, 0, 0.07);
            --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.10);
            --shadow-glow: 0 0 30px rgba(184, 134, 11, 0.15);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            --container-max: 1200px;
            --nav-height: 72px;
        }

        /* ===== 基础 Reset / Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background: var(--bg-body);
            min-height: 100vh;
            padding-top: var(--nav-height);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            font-weight: 700;
            color: var(--text-primary);
        }
        h1 {
            font-size: clamp(2.2rem, 5vw, 3.8rem);
        }
        h2 {
            font-size: clamp(1.6rem, 3.2vw, 2.4rem);
        }
        h3 {
            font-size: clamp(1.2rem, 2vw, 1.6rem);
        }
        p {
            color: var(--text-secondary);
        }

        /* ===== 容器 ===== */
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(16px) saturate(180%);
            -webkit-backdrop-filter: blur(16px) saturate(180%);
            border-bottom: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .site-header.scrolled {
            background: rgba(255, 255, 255, 0.96);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
        }
        .nav-inner {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .nav-logo {
            font-size: 1.6rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            gap: 0;
            flex-shrink: 0;
        }
        .nav-logo span {
            color: var(--primary);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            flex: 1;
            justify-content: center;
        }
        .nav-links a {
            padding: 8px 18px;
            border-radius: 100px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-links a:hover {
            background: var(--bg-soft);
            color: var(--text-primary);
        }
        .nav-links a.active {
            background: var(--primary);
            color: var(--text-white);
            box-shadow: 0 4px 14px rgba(184, 134, 11, 0.25);
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            border-radius: 100px;
            background: var(--secondary);
            color: var(--text-white);
            font-weight: 600;
            font-size: 0.9rem;
            transition: var(--transition);
            flex-shrink: 0;
            white-space: nowrap;
        }
        .nav-cta i {
            font-size: 1rem;
        }
        .nav-cta:hover {
            background: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(184, 134, 11, 0.3);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            background: none;
            border: none;
            flex-shrink: 0;
        }
        .nav-toggle span {
            width: 24px;
            height: 2.5px;
            background: var(--text-primary);
            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);
        }
        @media (max-width: 820px) {
            .nav-links {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(16px);
                flex-direction: column;
                padding: 24px 20px 32px;
                gap: 6px;
                border-bottom: 1px solid var(--border-light);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: var(--transition);
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.06);
                border-radius: 0 0 var(--radius-lg) var(--radius-lg);
                z-index: 999;
            }
            .nav-links.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .nav-links a {
                padding: 12px 20px;
                width: 100%;
                text-align: center;
                font-size: 1rem;
                border-radius: var(--radius-sm);
            }
            .nav-cta {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
        }
        @media (max-width: 480px) {
            .nav-inner {
                padding: 0 12px;
            }
            .nav-logo {
                font-size: 1.3rem;
            }
        }

        /* ===== 分类页面 Banner ===== */
        .category-banner {
            position: relative;
            padding: 80px 0 100px;
            background: var(--bg-dark);
            overflow: hidden;
            min-height: 320px;
            display: flex;
            align-items: center;
        }
        .category-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.35;
            transform: scale(1.02);
            transition: transform 0.6s ease;
        }
        .category-banner:hover::before {
            transform: scale(1.06);
        }
        .category-banner .overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 15, 26, 0.88) 0%, rgba(15, 15, 26, 0.60) 50%, rgba(184, 134, 11, 0.15) 100%);
            z-index: 1;
        }
        .category-banner .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .category-banner .breadcrumb {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }
        .category-banner .breadcrumb a {
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
        }
        .category-banner .breadcrumb a:hover {
            color: var(--accent);
        }
        .category-banner .breadcrumb .separator {
            color: rgba(255, 255, 255, 0.25);
        }
        .category-banner .breadcrumb .current {
            color: var(--accent);
        }
        .category-banner h1 {
            color: var(--text-white);
            font-weight: 800;
            margin-bottom: 16px;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
        }
        .category-banner .subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.7);
            max-width: 620px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }
        .category-banner .banner-stats {
            display: flex;
            justify-content: center;
            gap: 40px;
            flex-wrap: wrap;
        }
        .category-banner .stat-item {
            text-align: center;
            color: var(--text-white);
        }
        .category-banner .stat-item .num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
        }
        .category-banner .stat-item .label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
            margin-top: 4px;
        }
        @media (max-width: 768px) {
            .category-banner {
                padding: 60px 0 70px;
                min-height: 260px;
            }
            .category-banner .banner-stats {
                gap: 24px;
            }
            .category-banner .stat-item .num {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 480px) {
            .category-banner {
                padding: 50px 0 60px;
                min-height: 220px;
            }
            .category-banner .subtitle {
                font-size: 1rem;
            }
        }

        /* ===== 分类子导航 ===== */
        .category-subnav {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: var(--nav-height);
            z-index: 100;
            box-shadow: var(--shadow-sm);
        }
        .category-subnav .inner {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 12px 0;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .category-subnav .inner::-webkit-scrollbar {
            display: none;
        }
        .category-subnav .sub-link {
            padding: 8px 18px;
            border-radius: 100px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .category-subnav .sub-link:hover {
            background: var(--bg-soft);
            color: var(--text-primary);
            border-color: var(--border-color);
        }
        .category-subnav .sub-link.active {
            background: var(--primary);
            color: var(--text-white);
            border-color: var(--primary);
            box-shadow: 0 4px 14px rgba(184, 134, 11, 0.2);
        }
        .category-subnav .sub-link i {
            margin-right: 6px;
            font-size: 0.8rem;
        }
        @media (max-width: 768px) {
            .category-subnav .inner {
                padding: 10px 0;
            }
            .category-subnav .sub-link {
                padding: 6px 14px;
                font-size: 0.8rem;
            }
        }

        /* ===== 板块通用 ===== */
        .section {
            padding: 80px 0;
        }
        .section-alt {
            background: var(--bg-soft);
        }
        .section-white {
            background: var(--bg-white);
        }
        .section-dark {
            background: var(--bg-dark);
            color: var(--text-light);
        }
        .section-dark h2,
        .section-dark h3,
        .section-dark .section-title,
        .section-dark .section-subtitle {
            color: var(--text-white);
        }
        .section-dark p {
            color: rgba(255, 255, 255, 0.65);
        }
        .section-header {
            text-align: center;
            margin-bottom: 52px;
        }
        .section-header .section-title {
            margin-bottom: 12px;
            font-weight: 800;
        }
        .section-header .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 560px;
            margin: 0 auto;
            line-height: 1.7;
        }
        .section-header .section-badge {
            display: inline-block;
            padding: 4px 16px;
            border-radius: 100px;
            background: rgba(184, 134, 11, 0.1);
            color: var(--primary);
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.3px;
            margin-bottom: 12px;
        }
        @media (max-width: 768px) {
            .section {
                padding: 56px 0;
            }
            .section-header {
                margin-bottom: 36px;
            }
        }

        /* ===== 卡片网格 ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .card-grid.cols-2 {
            grid-template-columns: repeat(2, 1fr);
        }
        .card-grid.cols-4 {
            grid-template-columns: repeat(4, 1fr);
        }
        @media (max-width: 1024px) {
            .card-grid {
                gap: 20px;
            }
            .card-grid.cols-4 {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .card-grid.cols-2 {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 520px) {
            .card-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 攻略卡片 ===== */
        .guide-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border: 1px solid var(--border-light);
            display: flex;
            flex-direction: column;
        }
        .guide-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(184, 134, 11, 0.15);
        }
        .guide-card .card-img {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: var(--bg-soft);
        }
        .guide-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }
        .guide-card:hover .card-img img {
            transform: scale(1.06);
        }
        .guide-card .card-img .tag {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 4px 14px;
            border-radius: 100px;
            background: rgba(184, 134, 11, 0.9);
            color: var(--text-white);
            font-size: 0.72rem;
            font-weight: 600;
            backdrop-filter: blur(4px);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }
        .guide-card .card-body {
            padding: 24px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .guide-card .card-body .meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-bottom: 10px;
        }
        .guide-card .card-body .meta i {
            font-size: 0.7rem;
        }
        .guide-card .card-body .meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .guide-card .card-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 10px;
            line-height: 1.4;
            color: var(--text-primary);
            transition: var(--transition);
        }
        .guide-card:hover .card-body h3 {
            color: var(--primary);
        }
        .guide-card .card-body p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 16px;
        }
        .guide-card .card-body .card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 12px;
            border-top: 1px solid var(--border-light);
            margin-top: auto;
        }
        .guide-card .card-body .card-footer .read-more {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }
        .guide-card .card-body .card-footer .read-more i {
            font-size: 0.75rem;
            transition: var(--transition);
        }
        .guide-card .card-body .card-footer .read-more:hover {
            color: var(--primary-dark);
        }
        .guide-card .card-body .card-footer .read-more:hover i {
            transform: translateX(4px);
        }
        .guide-card .card-body .card-footer .views {
            font-size: 0.78rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 4px;
        }
        @media (max-width: 768px) {
            .guide-card .card-body {
                padding: 18px 16px 16px;
            }
            .guide-card .card-body h3 {
                font-size: 1rem;
            }
        }

        /* ===== 列表文章样式 ===== */
        .article-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .article-item {
            display: flex;
            align-items: center;
            gap: 18px;
            padding: 16px 20px;
            background: var(--bg-white);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .article-item:hover {
            background: var(--bg-soft);
            border-color: var(--border-color);
            transform: translateX(4px);
        }
        .article-item .num {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
            background: var(--bg-soft);
            color: var(--text-muted);
            flex-shrink: 0;
        }
        .article-item:nth-child(1) .num {
            background: rgba(184, 134, 11, 0.12);
            color: var(--primary);
        }
        .article-item:nth-child(2) .num {
            background: rgba(184, 134, 11, 0.08);
            color: var(--primary-light);
        }
        .article-item:nth-child(3) .num {
            background: rgba(184, 134, 11, 0.06);
            color: #b8944b;
        }
        .article-item .content {
            flex: 1;
            min-width: 0;
        }
        .article-item .content h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
            transition: var(--transition);
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }
        .article-item:hover .content h4 {
            color: var(--primary);
        }
        .article-item .content .desc {
            font-size: 0.82rem;
            color: var(--text-muted);
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }
        .article-item .date {
            font-size: 0.78rem;
            color: var(--text-muted);
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .article-item .date i {
            font-size: 0.7rem;
        }
        @media (max-width: 520px) {
            .article-item {
                padding: 12px 14px;
                gap: 12px;
                flex-wrap: wrap;
            }
            .article-item .date {
                width: 100%;
                padding-left: 44px;
                font-size: 0.72rem;
            }
            .article-item .content .desc {
                display: none;
            }
        }

        /* ===== 专题区块 ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }
        .feature-card {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--bg-white);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: var(--transition);
            min-height: 280px;
            display: flex;
            flex-direction: column;
        }
        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .feature-card .feature-img {
            height: 200px;
            overflow: hidden;
            background: var(--bg-soft);
        }
        .feature-card .feature-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }
        .feature-card:hover .feature-img img {
            transform: scale(1.05);
        }
        .feature-card .feature-body {
            padding: 24px 22px 26px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .feature-card .feature-body .feature-badge {
            display: inline-block;
            padding: 2px 12px;
            border-radius: 100px;
            background: rgba(184, 134, 11, 0.1);
            color: var(--primary);
            font-size: 0.7rem;
            font-weight: 600;
            margin-bottom: 10px;
            width: fit-content;
        }
        .feature-card .feature-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text-primary);
        }
        .feature-card .feature-body p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
        }
        .feature-card .feature-body .feature-link {
            margin-top: 16px;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }
        .feature-card .feature-body .feature-link i {
            font-size: 0.75rem;
            transition: var(--transition);
        }
        .feature-card .feature-body .feature-link:hover {
            color: var(--primary-dark);
        }
        .feature-card .feature-body .feature-link:hover i {
            transform: translateX(4px);
        }
        @media (max-width: 820px) {
            .feature-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .feature-card .feature-img {
                height: 170px;
            }
        }
        @media (max-width: 520px) {
            .feature-card .feature-body {
                padding: 18px 16px 20px;
            }
        }

        /* ===== FAQ ===== */
        .faq-grid {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border-color);
        }
        .faq-item .faq-q {
            padding: 18px 22px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: var(--transition);
            user-select: none;
        }
        .faq-item .faq-q:hover {
            background: var(--bg-soft);
        }
        .faq-item .faq-q i {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: var(--transition);
            flex-shrink: 0;
        }
        .faq-item.open .faq-q i {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-item .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 22px;
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .faq-item.open .faq-a {
            max-height: 300px;
            padding: 0 22px 20px;
        }
        @media (max-width: 768px) {
            .faq-item .faq-q {
                padding: 14px 16px;
                font-size: 0.92rem;
            }
            .faq-item .faq-a {
                padding: 0 16px;
                font-size: 0.85rem;
            }
            .faq-item.open .faq-a {
                padding: 0 16px 16px;
            }
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--bg-dark);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
            opacity: 0.12;
            transform: scale(1.02);
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: 80px 24px;
        }
        .cta-section h2 {
            color: var(--text-white);
            font-weight: 800;
            margin-bottom: 16px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.65);
            font-size: 1.1rem;
            max-width: 520px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }
        .cta-section .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .cta-section .btn-primary {
            padding: 14px 36px;
            border-radius: 100px;
            background: var(--primary);
            color: var(--text-white);
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            border: none;
        }
        .cta-section .btn-primary:hover {
            background: var(--primary-light);
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(184, 134, 11, 0.35);
        }
        .cta-section .btn-secondary {
            padding: 14px 36px;
            border-radius: 100px;
            background: transparent;
            color: var(--text-white);
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            border: 1.5px solid rgba(255, 255, 255, 0.2);
        }
        .cta-section .btn-secondary:hover {
            border-color: var(--primary);
            background: rgba(184, 134, 11, 0.08);
            transform: translateY(-3px);
        }
        @media (max-width: 768px) {
            .cta-section .container {
                padding: 56px 16px;
            }
            .cta-section p {
                font-size: 1rem;
            }
            .cta-section .btn-primary,
            .cta-section .btn-secondary {
                padding: 12px 28px;
                font-size: 0.9rem;
            }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark);
            color: var(--text-light);
            padding: 60px 0 0;
            border-top: 1px solid rgba(255, 255, 255, 0.04);
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .site-footer .footer-brand .nav-logo {
            color: var(--text-white);
            margin-bottom: 16px;
        }
        .site-footer .footer-brand p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.7;
            margin-bottom: 20px;
            max-width: 320px;
        }
        .site-footer .footer-social {
            display: flex;
            gap: 12px;
        }
        .site-footer .footer-social a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.5);
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .site-footer .footer-social a:hover {
            background: var(--primary);
            color: var(--text-white);
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(184, 134, 11, 0.25);
        }
        .site-footer .footer-col h4 {
            color: var(--text-white);
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 18px;
            letter-spacing: 0.3px;
        }
        .site-footer .footer-col a {
            display: block;
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.45);
            padding: 6px 0;
            transition: var(--transition);
        }
        .site-footer .footer-col a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .site-footer .footer-col a i {
            margin-right: 6px;
            width: 18px;
            text-align: center;
        }
        .site-footer .footer-bottom {
            padding: 24px 0;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-wrap: wrap;
            gap: 6px 16px;
        }
        @media (max-width: 1024px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .site-footer .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 520px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .site-footer {
                padding: 40px 0 0;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                gap: 6px;
            }
        }

        /* ===== 按钮通用 ===== */
        .btn-outline {
            padding: 10px 28px;
            border-radius: 100px;
            border: 1.5px solid var(--border-color);
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-secondary);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(184, 134, 11, 0.04);
            transform: translateY(-2px);
        }

        /* ===== 标签 ===== */
        .tag-group {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            justify-content: center;
        }
        .tag-group .tag {
            padding: 6px 16px;
            border-radius: 100px;
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            font-size: 0.82rem;
            color: var(--text-secondary);
            transition: var(--transition);
            font-weight: 500;
        }
        .tag-group .tag:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(184, 134, 11, 0.04);
            transform: translateY(-2px);
        }

        /* ===== 分页 ===== */
        .pagination {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 6px;
            margin-top: 44px;
        }
        .pagination a,
        .pagination span {
            display: flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            padding: 0 12px;
            border-radius: var(--radius-sm);
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .pagination a:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(184, 134, 11, 0.04);
        }
        .pagination .active {
            background: var(--primary);
            border-color: var(--primary);
            color: var(--text-white);
        }
        .pagination .disabled {
            opacity: 0.4;
            pointer-events: none;
        }

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

        /* ===== 响应式微调 ===== */
        @media (max-width: 768px) {
            .category-subnav .inner {
                gap: 2px;
            }
            .category-subnav .sub-link {
                padding: 6px 12px;
                font-size: 0.75rem;
            }
            .category-subnav .sub-link i {
                display: none;
            }
        }
        @media (max-width: 480px) {
            .category-banner h1 {
                font-size: 1.6rem;
            }
            .section-header .section-title {
                font-size: 1.4rem;
            }
            .pagination a,
            .pagination span {
                min-width: 32px;
                height: 32px;
                font-size: 0.78rem;
                padding: 0 8px;
            }
        }