/* roulang page: index */
:root {
            --ink: #1E1A16;
            --bronze: #B8A27C;
            --sand: #E8DEC9;
            --ivory: #F6F1E8;
            --text: #171310;
            --muted: #6E6459;
            --border: rgba(30, 26, 22, 0.12);
            --radius: 6px;
            --shadow: 0 2px 14px rgba(30, 26, 22, 0.06);
            --font-serif: 'Noto Serif SC', Georgia, 'Songti SC', 'SimSun', serif;
            --font-sans: 'Noto Sans SC', system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --nav-w: 260px;
            --transition: 0.2s ease;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            color: var(--text);
            background-color: var(--ivory);
            line-height: 1.85;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--bronze);
        }
        img {
            max-width: 100%;
            display: block;
        }
        button,
        input {
            font-family: var(--font-sans);
        }

        h1, h2, h3, h4 {
            font-family: var(--font-serif);
            font-weight: 600;
            line-height: 1.5;
            color: var(--text);
        }

        .container-custom {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 左侧竖向导航 ===== */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--nav-w);
            height: 100vh;
            background-color: var(--ink);
            color: #E8DEC9;
            display: flex;
            flex-direction: column;
            z-index: 1050;
            overflow-y: auto;
            border-right: 1px solid rgba(184, 162, 124, 0.25);
        }
        .site-nav .nav-brand {
            padding: 28px 22px 20px;
            font-family: var(--font-serif);
            font-size: 1.6rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            color: #F6F1E8;
            border-bottom: 1px solid rgba(184, 162, 124, 0.2);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .site-nav .nav-brand .brand-dot {
            display: inline-block;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--bronze);
            flex-shrink: 0;
        }
        .site-nav .nav-links {
            list-style: none;
            padding: 16px 12px;
            flex: 1;
        }
        .site-nav .nav-links li {
            margin-bottom: 4px;
        }
        .site-nav .nav-links a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 14px;
            border-radius: 4px;
            color: #C9BFAE;
            font-size: 0.95rem;
            letter-spacing: 0.02em;
            transition: all var(--transition);
        }
        .site-nav .nav-links a i {
            width: 18px;
            text-align: center;
            font-size: 0.9rem;
            color: var(--bronze);
        }
        .site-nav .nav-links a:hover {
            background: rgba(184, 162, 124, 0.12);
            color: #F6F1E8;
        }
        .site-nav .nav-links a.active {
            background: rgba(184, 162, 124, 0.2);
            color: var(--bronze);
            font-weight: 600;
        }
        .site-nav .nav-footer {
            padding: 16px 22px 24px;
            font-size: 0.78rem;
            color: #8A7E6E;
            border-top: 1px solid rgba(184, 162, 124, 0.15);
        }
        .site-nav .nav-footer a {
            color: #8A7E6E;
        }
        .site-nav .nav-footer a:hover {
            color: var(--bronze);
        }

        /* ===== 移动端顶部导航 ===== */
        .mobile-nav {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background-color: var(--ink);
            color: #E8DEC9;
            z-index: 1060;
            padding: 12px 16px;
            align-items: center;
            justify-content: space-between;
            border-bottom: 1px solid rgba(184, 162, 124, 0.25);
        }
        .mobile-nav .mobile-brand {
            font-family: var(--font-serif);
            font-size: 1.2rem;
            font-weight: 700;
            color: #F6F1E8;
        }
        .mobile-nav .mobile-toggle {
            background: transparent;
            border: 1px solid rgba(184, 162, 124, 0.4);
            color: var(--bronze);
            border-radius: 4px;
            padding: 6px 10px;
            font-size: 1.1rem;
            cursor: pointer;
            transition: all var(--transition);
        }
        .mobile-nav .mobile-toggle:hover {
            background: rgba(184, 162, 124, 0.15);
        }
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 56px;
            left: 0;
            right: 0;
            background-color: var(--ink);
            z-index: 1055;
            border-bottom: 1px solid rgba(184, 162, 124, 0.3);
            padding: 12px 16px 20px;
            max-height: 70vh;
            overflow-y: auto;
        }
        .mobile-drawer.open {
            display: block;
        }
        .mobile-drawer ul {
            list-style: none;
        }
        .mobile-drawer ul li a {
            display: block;
            padding: 12px 8px;
            color: #C9BFAE;
            border-bottom: 1px solid rgba(184, 162, 124, 0.1);
            font-size: 0.95rem;
        }
        .mobile-drawer ul li a:hover,
        .mobile-drawer ul li a.active {
            color: var(--bronze);
        }

        /* ===== 主内容区 ===== */
        .main-wrapper {
            margin-left: var(--nav-w);
            min-height: 100vh;
        }

        /* ===== 通用板块 ===== */
        .section-block {
            padding: 64px 0;
        }
        .section-block.alt-bg {
            background-color: var(--sand);
        }
        .section-block.dark-bg {
            background-color: var(--ink);
            color: #E8DEC9;
        }
        .section-block.dark-bg h2,
        .section-block.dark-bg h3 {
            color: #F6F1E8;
        }
        .section-label {
            display: inline-block;
            font-size: 0.78rem;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--bronze);
            margin-bottom: 10px;
            font-weight: 600;
        }
        .section-title {
            font-size: 2rem;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        .section-desc {
            color: var(--muted);
            font-size: 1rem;
            max-width: 720px;
            line-height: 1.9;
        }
        .dark-bg .section-desc {
            color: #B8A89A;
        }

        /* ===== Hero ===== */
        .hero-section {
            min-height: 82vh;
            padding: 80px 0 64px;
            background-color: var(--ink);
            color: #F6F1E8;
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            bottom: 0;
            width: 38%;
            background: linear-gradient(to right, transparent, rgba(184, 162, 124, 0.12));
            pointer-events: none;
        }
        .hero-section .hero-bg {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/7899143272c1c424.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.22;
            pointer-events: none;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            padding: 40px 0;
        }
        .hero-content h1 {
            font-size: 3.2rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            color: #F6F1E8;
            margin-bottom: 20px;
            line-height: 1.4;
        }
        .hero-content .hero-sub {
            font-size: 1.1rem;
            color: #CFC2AE;
            max-width: 560px;
            margin-bottom: 28px;
            line-height: 1.9;
        }
        .hero-content .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-custom {
            display: inline-block;
            padding: 12px 28px;
            border-radius: 999px;
            font-weight: 600;
            letter-spacing: 0.03em;
            font-size: 0.92rem;
            transition: all var(--transition);
            cursor: pointer;
            border: none;
        }
        .btn-custom.btn-primary-dark {
            background-color: #F6F1E8;
            color: var(--ink);
        }
        .btn-custom.btn-primary-dark:hover {
            background-color: var(--bronze);
            color: var(--ink);
            transform: translateY(-1px);
        }
        .btn-custom.btn-outline-light {
            background: transparent;
            border: 1px solid rgba(246, 241, 232, 0.5);
            color: #F6F1E8;
        }
        .btn-custom.btn-outline-light:hover {
            border-color: var(--bronze);
            color: var(--bronze);
            transform: translateY(-1px);
        }
        .hero-side-panel {
            position: relative;
            z-index: 2;
            background: rgba(30, 26, 22, 0.7);
            border: 1px solid rgba(184, 162, 124, 0.3);
            border-radius: 8px;
            padding: 22px 24px;
            backdrop-filter: blur(8px);
        }
        .hero-side-panel h3 {
            color: var(--bronze);
            font-size: 1rem;
            margin-bottom: 14px;
            letter-spacing: 0.06em;
        }
        .hero-side-panel .trend-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
            border-bottom: 1px solid rgba(184, 162, 124, 0.15);
            color: #D5C9B8;
            font-size: 0.88rem;
        }
        .hero-side-panel .trend-item:last-child {
            border-bottom: none;
        }
        .hero-side-panel .trend-item .rank {
            font-weight: 700;
            color: var(--bronze);
            width: 28px;
        }
        .hero-side-panel .trend-item .score {
            font-weight: 600;
            color: #F6F1E8;
        }

        /* ===== 搜索入口 ===== */
        .search-section {
            padding: 40px 0;
            background-color: var(--ivory);
            border-bottom: 1px solid var(--border);
        }
        .search-box {
            display: flex;
            gap: 12px;
            max-width: 680px;
            margin: 0 auto;
        }
        .search-box .form-control {
            border-radius: 999px;
            border: 1px solid var(--border);
            padding: 12px 20px;
            background-color: #fff;
            color: var(--text);
            font-size: 0.95rem;
            transition: all var(--transition);
        }
        .search-box .form-control:focus {
            border-color: var(--bronze);
            box-shadow: 0 0 0 4px rgba(184, 162, 124, 0.1);
            outline: none;
        }
        .search-box .btn-search {
            border-radius: 999px;
            background-color: var(--ink);
            color: #F6F1E8;
            border: none;
            padding: 0 28px;
            font-weight: 600;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .search-box .btn-search:hover {
            background-color: var(--bronze);
            color: var(--ink);
        }

        /* ===== 分类矩阵 ===== */
        .category-matrix {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
            margin-top: 28px;
        }
        .category-card {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 22px 20px;
            box-shadow: var(--shadow);
            transition: all var(--transition);
            display: block;
        }
        .category-card:hover {
            transform: translateY(-3px);
            border-color: var(--bronze);
            box-shadow: 0 6px 24px rgba(30, 26, 22, 0.1);
        }
        .category-card .cat-icon {
            font-size: 1.5rem;
            color: var(--bronze);
            margin-bottom: 12px;
        }
        .category-card h3 {
            font-size: 1.05rem;
            margin-bottom: 8px;
            font-weight: 600;
        }
        .category-card p {
            font-size: 0.85rem;
            color: var(--muted);
            margin-bottom: 0;
            line-height: 1.7;
        }

        /* ===== 痛点板块 ===== */
        .pain-section {
            padding: 64px 0;
            background-color: var(--sand);
        }
        .pain-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 30px;
        }
        .pain-item {
            background: #fff;
            padding: 24px 22px;
            border-radius: var(--radius);
            border-left: 3px solid var(--bronze);
        }
        .pain-item h4 {
            font-size: 1rem;
            margin-bottom: 10px;
        }
        .pain-item p {
            font-size: 0.9rem;
            color: var(--muted);
            margin-bottom: 0;
        }

        /* ===== 解决方案/价值板块 ===== */
        .value-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 30px;
        }
        .value-card {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 24px 22px;
            box-shadow: var(--shadow);
        }
        .value-card .value-num {
            font-family: var(--font-serif);
            font-size: 2rem;
            font-weight: 700;
            color: var(--bronze);
            margin-bottom: 8px;
        }
        .value-card h4 {
            font-size: 1rem;
            margin-bottom: 8px;
        }
        .value-card p {
            font-size: 0.88rem;
            color: var(--muted);
            margin-bottom: 0;
        }

        /* ===== 品牌介绍 ===== */
        .brand-intro-section {
            padding: 64px 0;
            background-color: var(--ivory);
        }
        .brand-intro-wrap {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 40px;
            align-items: start;
        }
        .brand-intro-wrap .intro-side {
            border-left: 3px solid var(--bronze);
            padding-left: 20px;
        }
        .brand-intro-wrap .intro-side h2 {
            font-size: 1.6rem;
            margin-bottom: 12px;
        }
        .brand-intro-wrap .intro-body p {
            font-size: 0.95rem;
            line-height: 2;
            color: #3E362E;
            margin-bottom: 16px;
        }

        /* ===== 方法步骤 ===== */
        .steps-section {
            padding: 64px 0;
            background-color: var(--sand);
        }
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
            margin-top: 30px;
        }
        .step-card {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 22px 18px;
            text-align: center;
        }
        .step-card .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--bronze);
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 12px;
        }
        .step-card h4 {
            font-size: 0.95rem;
            margin-bottom: 8px;
        }
        .step-card p {
            font-size: 0.82rem;
            color: var(--muted);
            margin-bottom: 0;
        }

        /* ===== 成果数据 ===== */
        .data-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }
        .data-strip .data-item {
            padding: 16px;
        }
        .data-strip .data-item .data-num {
            font-family: var(--font-serif);
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--bronze);
            margin-bottom: 4px;
        }
        .data-strip .data-item .data-label {
            font-size: 0.85rem;
            color: #B8A89A;
        }

        /* ===== 客户证言 ===== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 30px;
        }
        .testimonial-card {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 24px 22px;
            box-shadow: var(--shadow);
        }
        .testimonial-card .quote-icon {
            color: var(--bronze);
            font-size: 1.4rem;
            margin-bottom: 10px;
        }
        .testimonial-card p {
            font-size: 0.88rem;
            color: #3E362E;
            line-height: 1.8;
            margin-bottom: 14px;
        }
        .testimonial-card .testimonial-author {
            font-size: 0.82rem;
            color: var(--muted);
            font-weight: 600;
        }

        /* ===== 资讯列表 ===== */
        .news-list {
            margin-top: 28px;
        }
        .news-item {
            display: flex;
            gap: 18px;
            align-items: center;
            padding: 18px 0;
            border-bottom: 1px solid var(--border);
            transition: all var(--transition);
        }
        .news-item:hover {
            background: rgba(184, 162, 124, 0.06);
            padding-left: 10px;
        }
        .news-item .news-thumb {
            width: 70px;
            height: 70px;
            border-radius: 4px;
            object-fit: cover;
            flex-shrink: 0;
            background: var(--sand);
        }
        .news-item .news-meta {
            font-size: 0.78rem;
            color: var(--muted);
            margin-bottom: 4px;
        }
        .news-item .news-title {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text);
            margin-bottom: 4px;
        }
        .news-item .news-desc {
            font-size: 0.82rem;
            color: var(--muted);
            margin-bottom: 0;
        }

        /* ===== 适用人群 ===== */
        .audience-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 30px;
        }
        .audience-card {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 20px 16px;
            text-align: center;
            transition: all var(--transition);
        }
        .audience-card:hover {
            border-color: var(--bronze);
            transform: translateY(-2px);
        }
        .audience-card i {
            font-size: 1.6rem;
            color: var(--bronze);
            margin-bottom: 10px;
        }
        .audience-card h4 {
            font-size: 0.92rem;
            margin-bottom: 6px;
        }
        .audience-card p {
            font-size: 0.8rem;
            color: var(--muted);
            margin-bottom: 0;
        }

        /* ===== 排行板块 ===== */
        .ranking-section {
            padding: 64px 0;
            background-color: var(--ivory);
        }
        .ranking-list {
            margin-top: 24px;
        }
        .ranking-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 14px 16px;
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            margin-bottom: 10px;
            transition: all var(--transition);
        }
        .ranking-item:hover {
            border-color: var(--bronze);
            box-shadow: var(--shadow);
        }
        .ranking-item .rank-num {
            font-family: var(--font-serif);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--bronze);
            width: 40px;
            text-align: center;
            flex-shrink: 0;
        }
        .ranking-item .rank-info h4 {
            font-size: 0.92rem;
            margin-bottom: 2px;
        }
        .ranking-item .rank-info p {
            font-size: 0.8rem;
            color: var(--muted);
            margin-bottom: 0;
        }

        /* ===== 资源中心 ===== */
        .resource-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 30px;
        }
        .resource-card {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 22px 20px;
            box-shadow: var(--shadow);
        }
        .resource-card h4 {
            font-size: 0.95rem;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .resource-card h4 i {
            color: var(--bronze);
        }
        .resource-card p {
            font-size: 0.83rem;
            color: var(--muted);
            margin-bottom: 0;
        }

        /* ===== 收藏入口 ===== */
        .collection-section {
            padding: 64px 0;
            background-color: var(--sand);
        }
        .collection-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 30px;
        }
        .collection-card {
            background: #fff;
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .collection-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 28px rgba(30, 26, 22, 0.12);
            border-color: var(--bronze);
        }
        .collection-card img {
            width: 100%;
            height: 150px;
            object-fit: cover;
        }
        .collection-card .collection-body {
            padding: 16px 16px 18px;
        }
        .collection-card .collection-body h4 {
            font-size: 0.9rem;
            margin-bottom: 6px;
        }
        .collection-card .collection-body p {
            font-size: 0.78rem;
            color: var(--muted);
            margin-bottom: 0;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 64px 0 80px;
            background-color: var(--ink);
            color: #F6F1E8;
        }
        .cta-wrap {
            text-align: center;
            max-width: 560px;
            margin: 0 auto;
        }
        .cta-wrap h2 {
            color: #F6F1E8;
            font-size: 1.8rem;
            margin-bottom: 14px;
        }
        .cta-wrap p {
            color: #B8A89A;
            margin-bottom: 24px;
        }
        .cta-form {
            display: flex;
            gap: 10px;
            max-width: 440px;
            margin: 0 auto;
        }
        .cta-form .form-control {
            border-radius: 999px;
            border: 1px solid rgba(184, 162, 124, 0.4);
            background: rgba(246, 241, 232, 0.08);
            color: #F6F1E8;
            padding: 12px 18px;
            flex: 1;
            transition: all var(--transition);
        }
        .cta-form .form-control::placeholder {
            color: #8A7E6E;
        }
        .cta-form .form-control:focus {
            border-color: var(--bronze);
            box-shadow: 0 0 0 4px rgba(184, 162, 124, 0.15);
            outline: none;
            background: rgba(246, 241, 232, 0.12);
        }
        .cta-form .btn-subscribe {
            border-radius: 999px;
            background-color: var(--bronze);
            color: var(--ink);
            border: none;
            padding: 0 28px;
            font-weight: 600;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .cta-form .btn-subscribe:hover {
            background-color: #F6F1E8;
            color: var(--ink);
            transform: translateY(-1px);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background-color: var(--ink);
            color: #B8A89A;
            padding: 40px 0 28px;
            border-top: 1px solid rgba(184, 162, 124, 0.2);
        }
        .site-footer .footer-brand {
            font-family: var(--font-serif);
            font-size: 1.2rem;
            font-weight: 700;
            color: #F6F1E8;
            margin-bottom: 12px;
        }
        .site-footer .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            margin-bottom: 14px;
            font-size: 0.82rem;
        }
        .site-footer .footer-links a {
            color: #B8A89A;
        }
        .site-footer .footer-links a:hover {
            color: var(--bronze);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(184, 162, 124, 0.15);
            padding-top: 18px;
            font-size: 0.78rem;
            color: #8A7E6E;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 991px) {
            .site-nav {
                display: none;
            }
            .mobile-nav {
                display: flex;
            }
            .main-wrapper {
                margin-left: 0;
                padding-top: 56px;
            }
            .hero-content h1 {
                font-size: 2.2rem;
            }
            .category-matrix,
            .collection-grid,
            .audience-grid,
            .data-strip {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-grid,
            .value-grid,
            .pain-grid,
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .brand-intro-wrap {
                grid-template-columns: 1fr;
            }
            .hero-side-panel {
                margin-top: 24px;
            }
        }

        @media (max-width: 767px) {
            .section-block,
            .pain-section,
            .steps-section,
            .cta-section,
            .brand-intro-section,
            .ranking-section,
            .collection-section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .hero-content h1 {
                font-size: 1.8rem;
            }
            .hero-section {
                min-height: auto;
                padding: 40px 0;
            }
            .category-matrix,
            .collection-grid,
            .audience-grid,
            .data-strip,
            .steps-grid,
            .value-grid,
            .pain-grid,
            .testimonial-grid,
            .resource-grid {
                grid-template-columns: 1fr;
            }
            .search-box {
                flex-direction: column;
            }
            .cta-form {
                flex-direction: column;
            }
            .news-item {
                flex-direction: column;
                align-items: flex-start;
            }
            .news-item .news-thumb {
                width: 100%;
                height: 140px;
            }
            .container-custom {
                padding: 0 16px;
            }
        }

        @media (max-width: 520px) {
            .hero-content h1 {
                font-size: 1.5rem;
            }
            .hero-content .hero-actions {
                flex-direction: column;
            }
            .btn-custom {
                text-align: center;
            }
            .ranking-item {
                flex-direction: column;
                text-align: center;
            }
        }

        /* 可访问性焦点 */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--bronze);
            outline-offset: 2px;
        }

/* roulang page: category2 */
:root {
            --ink: #1E1A16;
            --bronze: #B8A27C;
            --sand: #E8DEC9;
            --ivory: #F6F1E8;
            --text: #171310;
            --muted: #6E6459;
            --border: rgba(30, 26, 22, 0.12);
            --radius: 6px;
            --shadow: 0 2px 14px rgba(30, 26, 22, 0.06);
            --font-serif: 'Noto Serif SC', Georgia, 'Songti SC', 'SimSun', serif;
            --font-sans: 'Noto Sans SC', system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --nav-w: 260px;
            --transition: 0.2s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            color: var(--text);
            background-color: var(--ivory);
            line-height: 1.85;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--bronze);
        }
        img {
            max-width: 100%;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
        }
        .container-custom {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }
        /* ===== 左侧竖向导航 ===== */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--nav-w);
            height: 100vh;
            background-color: var(--ink);
            color: #E8DEC9;
            display: flex;
            flex-direction: column;
            z-index: 1050;
            overflow-y: auto;
            border-right: 1px solid rgba(184, 162, 124, 0.25);
        }
        .site-nav .nav-brand {
            padding: 28px 22px 20px;
            font-family: var(--font-serif);
            font-size: 1.6rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            color: #F6F1E8;
            border-bottom: 1px solid rgba(184, 162, 124, 0.2);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .site-nav .nav-brand .brand-dot {
            display: inline-block;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--bronze);
            flex-shrink: 0;
        }
        .site-nav .nav-links {
            list-style: none;
            padding: 16px 12px;
            flex: 1;
            margin: 0;
        }
        .site-nav .nav-links li {
            margin-bottom: 4px;
        }
        .site-nav .nav-links a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 14px;
            border-radius: 4px;
            color: #C9BFAE;
            font-size: 0.95rem;
            letter-spacing: 0.02em;
            transition: all var(--transition);
        }
        .site-nav .nav-links a i {
            width: 18px;
            text-align: center;
            font-size: 0.9rem;
            color: var(--bronze);
        }
        .site-nav .nav-links a:hover {
            background: rgba(184, 162, 124, 0.12);
            color: #F6F1E8;
        }
        .site-nav .nav-links a.active {
            background: rgba(184, 162, 124, 0.2);
            color: var(--bronze);
            font-weight: 600;
        }
        .site-nav .nav-footer {
            padding: 16px 22px 24px;
            font-size: 0.78rem;
            color: #8A7E6E;
            border-top: 1px solid rgba(184, 162, 124, 0.15);
        }
        .site-nav .nav-footer a {
            color: #8A7E6E;
        }
        .site-nav .nav-footer a:hover {
            color: var(--bronze);
        }
        /* ===== 移动端顶部导航 ===== */
        .mobile-nav {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background-color: var(--ink);
            color: #E8DEC9;
            z-index: 1060;
            padding: 12px 16px;
            align-items: center;
            justify-content: space-between;
            border-bottom: 1px solid rgba(184, 162, 124, 0.25);
        }
        .mobile-nav .mobile-brand {
            font-family: var(--font-serif);
            font-size: 1.2rem;
            font-weight: 700;
            color: #F6F1E8;
        }
        .mobile-nav .mobile-toggle {
            background: transparent;
            border: 1px solid rgba(184, 162, 124, 0.4);
            color: var(--bronze);
            border-radius: 4px;
            padding: 6px 10px;
            font-size: 1.1rem;
            cursor: pointer;
            transition: all var(--transition);
        }
        .mobile-nav .mobile-toggle:hover {
            background: rgba(184, 162, 124, 0.15);
        }
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 56px;
            left: 0;
            right: 0;
            background-color: var(--ink);
            z-index: 1055;
            border-bottom: 1px solid rgba(184, 162, 124, 0.3);
            padding: 12px 16px 20px;
            max-height: 70vh;
            overflow-y: auto;
        }
        .mobile-drawer.open {
            display: block;
        }
        .mobile-drawer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .mobile-drawer ul li a {
            display: block;
            padding: 12px 8px;
            color: #C9BFAE;
            border-bottom: 1px solid rgba(184, 162, 124, 0.1);
            font-size: 0.95rem;
        }
        .mobile-drawer ul li a:hover,
        .mobile-drawer ul li a.active {
            color: var(--bronze);
        }
        /* ===== 主内容区 ===== */
        .main-wrapper {
            margin-left: var(--nav-w);
            min-height: 100vh;
        }
        /* ===== 通用板块 ===== */
        .section-block {
            padding: 56px 0;
        }
        .section-block.alt-bg {
            background-color: var(--sand);
        }
        .section-block.dark-bg {
            background-color: var(--ink);
            color: #E8DEC9;
        }
        .section-block.dark-bg h2,
        .section-block.dark-bg h3 {
            color: #F6F1E8;
        }
        .section-label {
            display: inline-block;
            font-size: 0.78rem;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--bronze);
            margin-bottom: 10px;
            font-weight: 600;
        }
        .section-title {
            font-family: var(--font-serif);
            font-size: 2rem;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 14px;
            color: var(--text);
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--muted);
            line-height: 1.9;
            max-width: 720px;
        }
        .alt-bg .section-title {
            color: var(--text);
        }
        .dark-bg .section-title {
            color: #F6F1E8;
        }
        /* ===== 按钮 ===== */
        .btn-kaiyun-primary {
            display: inline-block;
            background-color: var(--ink);
            color: #F6F1E8;
            border: none;
            border-radius: 999px;
            padding: 12px 28px;
            font-size: 0.95rem;
            font-weight: 500;
            letter-spacing: 0.03em;
            transition: all var(--transition);
            cursor: pointer;
            text-align: center;
        }
        .btn-kaiyun-primary:hover {
            background-color: var(--bronze);
            color: var(--ink);
        }
        .btn-kaiyun-secondary {
            display: inline-block;
            background: transparent;
            border: 1px solid var(--ink);
            color: var(--ink);
            border-radius: 999px;
            padding: 11px 26px;
            font-size: 0.95rem;
            font-weight: 500;
            letter-spacing: 0.03em;
            transition: all var(--transition);
            cursor: pointer;
            text-align: center;
        }
        .btn-kaiyun-secondary:hover {
            border-color: var(--bronze);
            color: var(--bronze);
        }
        .dark-bg .btn-kaiyun-secondary {
            border-color: #E8DEC9;
            color: #E8DEC9;
        }
        .dark-bg .btn-kaiyun-secondary:hover {
            border-color: var(--bronze);
            color: var(--bronze);
        }
        /* ===== 徽章/标签 ===== */
        .badge-kaiyun {
            display: inline-block;
            background: rgba(184, 162, 124, 0.18);
            color: var(--bronze);
            padding: 4px 14px;
            border-radius: 999px;
            font-size: 0.75rem;
            letter-spacing: 0.06em;
            font-weight: 600;
        }
        /* ===== 面包屑 ===== */
        .breadcrumb-kaiyun {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 0.82rem;
            color: var(--muted);
            margin-bottom: 0;
            padding: 0;
            list-style: none;
        }
        .breadcrumb-kaiyun li {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .breadcrumb-kaiyun li+li::before {
            content: '/';
            color: var(--bronze);
            font-size: 0.75rem;
        }
        .breadcrumb-kaiyun a {
            color: var(--muted);
        }
        .breadcrumb-kaiyun a:hover {
            color: var(--bronze);
        }
        .breadcrumb-kaiyun .active {
            color: var(--text);
            font-weight: 500;
        }
        /* ===== 分类页头部 ===== */
        .category-header {
            padding: 48px 0 32px;
            border-bottom: 1px solid var(--border);
        }
        .category-header .h1 {
            font-family: var(--font-serif);
            font-size: 2.6rem;
            font-weight: 700;
            line-height: 1.3;
            color: var(--text);
            margin: 16px 0 12px;
        }
        .category-header .lead {
            font-size: 1.05rem;
            color: var(--muted);
            max-width: 760px;
            line-height: 1.9;
        }
        /* ===== 筛选条 ===== */
        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
            padding: 16px 0;
        }
        .filter-bar .filter-label {
            font-size: 0.85rem;
            color: var(--muted);
            margin-right: 8px;
        }
        .filter-bar .filter-chip {
            display: inline-block;
            padding: 7px 18px;
            border-radius: 999px;
            border: 1px solid var(--border);
            background: transparent;
            color: var(--muted);
            font-size: 0.85rem;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .filter-bar .filter-chip:hover {
            border-color: var(--bronze);
            color: var(--bronze);
        }
        .filter-bar .filter-chip.active {
            background: var(--ink);
            color: #F6F1E8;
            border-color: var(--ink);
        }
        /* ===== 精选大图卡 ===== */
        .featured-card {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: all var(--transition);
        }
        .featured-card:hover {
            border-color: var(--bronze);
            box-shadow: 0 4px 24px rgba(30, 26, 22, 0.1);
        }
        .featured-card .featured-img {
            min-height: 100%;
            background-size: cover;
            background-position: center;
        }
        .featured-card .featured-content {
            padding: 32px 32px 32px 0;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .featured-card .featured-content h3 {
            font-family: var(--font-serif);
            font-size: 1.6rem;
            font-weight: 700;
            line-height: 1.4;
            margin: 12px 0 10px;
            color: var(--text);
        }
        .featured-card .featured-content p {
            color: var(--muted);
            font-size: 0.95rem;
            line-height: 1.85;
            margin-bottom: 16px;
        }
        .featured-card .featured-meta {
            display: flex;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--muted);
            margin-top: auto;
        }
        /* ===== 专题卡片 ===== */
        .topic-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .topic-card:hover {
            transform: translateY(-2px);
            border-color: var(--bronze);
            box-shadow: 0 6px 24px rgba(30, 26, 22, 0.1);
        }
        .topic-card .card-img {
            aspect-ratio: 16 / 10;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .topic-card .card-img .badge-overlay {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--ink);
            color: #F6F1E8;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 0.72rem;
            letter-spacing: 0.05em;
            font-weight: 500;
        }
        .topic-card .card-body-custom {
            padding: 20px 22px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .topic-card .card-body-custom h3 {
            font-family: var(--font-serif);
            font-size: 1.15rem;
            font-weight: 700;
            line-height: 1.5;
            margin: 8px 0 8px;
            color: var(--text);
        }
        .topic-card .card-body-custom p {
            color: var(--muted);
            font-size: 0.88rem;
            line-height: 1.8;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .topic-card .card-footer-meta {
            margin-top: auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.78rem;
            color: var(--muted);
            border-top: 1px solid var(--border);
            padding-top: 12px;
        }
        /* ===== 深度文章列表 ===== */
        .article-list-item {
            display: flex;
            gap: 20px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border);
            transition: all var(--transition);
        }
        .article-list-item:hover {
            padding-left: 8px;
        }
        .article-list-item .article-index {
            font-family: var(--font-serif);
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--bronze);
            min-width: 40px;
            text-align: right;
            line-height: 1.6;
        }
        .article-list-item .article-info h4 {
            font-family: var(--font-serif);
            font-size: 1.08rem;
            font-weight: 700;
            margin: 0 0 6px;
            color: var(--text);
        }
        .article-list-item .article-info p {
            font-size: 0.88rem;
            color: var(--muted);
            margin: 0;
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-list-item .article-info .article-date {
            font-size: 0.75rem;
            color: var(--muted);
            margin-top: 6px;
        }
        /* ===== 数据侧栏 ===== */
        .stats-sidebar {
            background: var(--ink);
            border-radius: var(--radius);
            padding: 28px 26px;
            color: #E8DEC9;
            height: 100%;
        }
        .stats-sidebar h3 {
            font-family: var(--font-serif);
            font-size: 1.2rem;
            font-weight: 700;
            color: #F6F1E8;
            margin-bottom: 16px;
        }
        .stats-sidebar .stat-item {
            padding: 14px 0;
            border-bottom: 1px solid rgba(184, 162, 124, 0.2);
        }
        .stats-sidebar .stat-item:last-child {
            border-bottom: none;
        }
        .stats-sidebar .stat-number {
            font-family: var(--font-serif);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--bronze);
            display: block;
            line-height: 1.4;
        }
        .stats-sidebar .stat-label {
            font-size: 0.85rem;
            color: #C9BFAE;
        }
        /* ===== 订阅区 ===== */
        .subscribe-section {
            background: var(--sand);
            border-radius: var(--radius);
            padding: 40px 36px;
            border: 1px solid var(--border);
        }
        .subscribe-section h3 {
            font-family: var(--font-serif);
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text);
        }
        .subscribe-section p {
            color: var(--muted);
            margin-bottom: 20px;
            font-size: 0.95rem;
        }
        .subscribe-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .subscribe-form .form-control {
            flex: 1;
            min-width: 240px;
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 11px 22px;
            font-size: 0.9rem;
            background: #fff;
            color: var(--text);
            transition: all var(--transition);
            box-shadow: none;
        }
        .subscribe-form .form-control:focus {
            border-color: var(--bronze);
            box-shadow: 0 0 0 3px rgba(184, 162, 124, 0.2);
            outline: none;
        }
        .subscribe-form .form-control::placeholder {
            color: #A99F92;
        }
        /* ===== 相关栏目入口 ===== */
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .related-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px 22px;
            text-align: center;
            transition: all var(--transition);
            display: block;
        }
        .related-item:hover {
            border-color: var(--bronze);
            box-shadow: var(--shadow);
            transform: translateY(-2px);
        }
        .related-item i {
            font-size: 1.6rem;
            color: var(--bronze);
            margin-bottom: 10px;
        }
        .related-item .related-name {
            font-family: var(--font-serif);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text);
        }
        .related-item .related-desc {
            font-size: 0.8rem;
            color: var(--muted);
            margin-top: 4px;
        }
        /* ===== 页脚 ===== */
        .site-footer {
            background-color: var(--ink);
            color: #C9BFAE;
            padding: 40px 0 28px;
            border-top: 1px solid rgba(184, 162, 124, 0.2);
        }
        .site-footer .footer-brand {
            font-family: var(--font-serif);
            font-size: 1.5rem;
            font-weight: 700;
            color: #F6F1E8;
            letter-spacing: 0.05em;
            margin-bottom: 16px;
        }
        .site-footer .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 24px;
            margin-bottom: 20px;
            padding-bottom: 18px;
            border-bottom: 1px solid rgba(184, 162, 124, 0.15);
        }
        .site-footer .footer-links a {
            font-size: 0.88rem;
            color: #C9BFAE;
        }
        .site-footer .footer-links a:hover {
            color: var(--bronze);
        }
        .site-footer .footer-bottom {
            font-size: 0.78rem;
            color: #8A7E6E;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 4px 6px;
        }
        .site-footer .footer-bottom a {
            color: #8A7E6E;
        }
        .site-footer .footer-bottom a:hover {
            color: var(--bronze);
        }
        /* ===== 响应式 ===== */
        @media (max-width: 991.98px) {
            .site-nav {
                display: none;
            }
            .mobile-nav {
                display: flex;
            }
            .main-wrapper {
                margin-left: 0;
                padding-top: 56px;
            }
            .featured-card {
                grid-template-columns: 1fr;
            }
            .featured-card .featured-img {
                aspect-ratio: 16 / 9;
                min-height: auto;
            }
            .featured-card .featured-content {
                padding: 24px 22px;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .section-title {
                font-size: 1.7rem;
            }
            .category-header .h1 {
                font-size: 2rem;
            }
        }
        @media (max-width: 767.98px) {
            .category-header {
                padding: 32px 0 24px;
            }
            .category-header .h1 {
                font-size: 1.7rem;
            }
            .category-header .lead {
                font-size: 0.95rem;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .subscribe-section {
                padding: 28px 22px;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-form .form-control {
                min-width: auto;
            }
            .article-list-item {
                flex-direction: column;
                gap: 8px;
            }
            .article-list-item .article-index {
                text-align: left;
                min-width: auto;
            }
            .section-block {
                padding: 40px 0;
            }
            .container-custom {
                padding: 0 16px;
            }
        }
        @media (max-width: 519.98px) {
            .filter-bar {
                gap: 6px;
            }
            .filter-bar .filter-chip {
                padding: 5px 12px;
                font-size: 0.78rem;
            }
            .topic-card .card-body-custom {
                padding: 16px 18px 20px;
            }
            .stats-sidebar {
                padding: 20px 18px;
            }
        }

/* roulang page: category1 */
:root {
            --ink: #1E1A16;
            --bronze: #B8A27C;
            --sand: #E8DEC9;
            --ivory: #F6F1E8;
            --text: #171310;
            --muted: #6E6459;
            --border: rgba(30, 26, 22, 0.12);
            --radius: 6px;
            --shadow: 0 2px 14px rgba(30, 26, 22, 0.06);
            --font-serif: 'Noto Serif SC', Georgia, 'Songti SC', 'SimSun', serif;
            --font-sans: 'Noto Sans SC', system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --nav-w: 260px;
            --transition: 0.2s ease;
            --bronze-dark: #9E8A62;
            --bronze-faint: rgba(184, 162, 124, 0.12);
            --bronze-border: rgba(184, 162, 124, 0.35);
            --ink-soft: #2A241E;
            --muted-light: #8A7E6E;
            --ivory-deep: #EFE7D8;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            color: var(--text);
            background-color: var(--ivory);
            line-height: 1.85;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--bronze);
        }
        img {
            max-width: 100%;
            display: block;
        }
        button,
        input {
            font-family: var(--font-sans);
        }
        .container-custom {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 28px;
        }
        @media (max-width: 768px) {
            .container-custom {
                padding: 0 18px;
            }
        }

        /* ===== 左侧竖向导航 ===== */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--nav-w);
            height: 100vh;
            background-color: var(--ink);
            color: #E8DEC9;
            display: flex;
            flex-direction: column;
            z-index: 1050;
            overflow-y: auto;
            border-right: 1px solid var(--bronze-border);
        }
        .site-nav .nav-brand {
            padding: 28px 22px 20px;
            font-family: var(--font-serif);
            font-size: 1.6rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            color: #F6F1E8;
            border-bottom: 1px solid rgba(184, 162, 124, 0.2);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .site-nav .nav-brand .brand-dot {
            display: inline-block;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--bronze);
            flex-shrink: 0;
        }
        .site-nav .nav-links {
            list-style: none;
            padding: 16px 12px;
            flex: 1;
            margin: 0;
        }
        .site-nav .nav-links li {
            margin-bottom: 4px;
        }
        .site-nav .nav-links a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 14px;
            border-radius: 4px;
            color: #C9BFAE;
            font-size: 0.95rem;
            letter-spacing: 0.02em;
            transition: all var(--transition);
        }
        .site-nav .nav-links a i {
            width: 18px;
            text-align: center;
            font-size: 0.9rem;
            color: var(--bronze);
        }
        .site-nav .nav-links a:hover {
            background: rgba(184, 162, 124, 0.12);
            color: #F6F1E8;
        }
        .site-nav .nav-links a.active {
            background: rgba(184, 162, 124, 0.2);
            color: var(--bronze);
            font-weight: 600;
        }
        .site-nav .nav-footer {
            padding: 16px 22px 24px;
            font-size: 0.78rem;
            color: var(--muted-light);
            border-top: 1px solid rgba(184, 162, 124, 0.15);
        }
        .site-nav .nav-footer a {
            color: var(--muted-light);
        }
        .site-nav .nav-footer a:hover {
            color: var(--bronze);
        }

        /* ===== 移动端顶部导航 ===== */
        .mobile-nav {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background-color: var(--ink);
            color: #E8DEC9;
            z-index: 1060;
            padding: 12px 16px;
            align-items: center;
            justify-content: space-between;
            border-bottom: 1px solid var(--bronze-border);
        }
        .mobile-nav .mobile-brand {
            font-family: var(--font-serif);
            font-size: 1.2rem;
            font-weight: 700;
            color: #F6F1E8;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .mobile-nav .mobile-brand .brand-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--bronze);
        }
        .mobile-nav .mobile-toggle {
            background: transparent;
            border: 1px solid var(--bronze-border);
            color: var(--bronze);
            border-radius: 4px;
            padding: 6px 10px;
            font-size: 1.1rem;
            cursor: pointer;
            transition: all var(--transition);
        }
        .mobile-nav .mobile-toggle:hover {
            background: rgba(184, 162, 124, 0.15);
        }
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 56px;
            left: 0;
            right: 0;
            background-color: var(--ink);
            z-index: 1055;
            border-bottom: 1px solid var(--bronze-border);
            padding: 12px 16px 20px;
            max-height: 70vh;
            overflow-y: auto;
        }
        .mobile-drawer.open {
            display: block;
        }
        .mobile-drawer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .mobile-drawer ul li a {
            display: block;
            padding: 12px 8px;
            color: #C9BFAE;
            border-bottom: 1px solid rgba(184, 162, 124, 0.1);
            font-size: 0.95rem;
        }
        .mobile-drawer ul li a:hover,
        .mobile-drawer ul li a.active {
            color: var(--bronze);
        }

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

        /* ===== 通用板块 ===== */
        .section-block {
            padding: 56px 0;
        }
        .section-block.alt-bg {
            background-color: var(--sand);
        }
        .section-block.dark-bg {
            background-color: var(--ink);
            color: #E8DEC9;
        }
        .section-block.dark-bg h2,
        .section-block.dark-bg h3 {
            color: #F6F1E8;
        }
        .section-label {
            display: inline-block;
            font-size: 0.78rem;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--bronze);
            margin-bottom: 10px;
            font-weight: 600;
        }
        .section-title {
            font-family: var(--font-serif);
            font-size: 1.85rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 16px;
            letter-spacing: 0.02em;
            line-height: 1.5;
        }
        .section-desc {
            color: var(--muted);
            font-size: 0.98rem;
            line-height: 1.9;
            max-width: 720px;
            margin-bottom: 0;
        }

        /* ===== 面包屑 ===== */
        .breadcrumb-row {
            padding: 14px 0 0;
            font-size: 0.82rem;
            color: var(--muted);
        }
        .breadcrumb-row a {
            color: var(--muted);
        }
        .breadcrumb-row a:hover {
            color: var(--bronze);
        }
        .breadcrumb-row .separator {
            margin: 0 8px;
            color: var(--bronze);
        }
        .breadcrumb-row .current {
            color: var(--text);
            font-weight: 500;
        }

        /* ===== 分类头区 ===== */
        .category-header {
            background-color: var(--ink);
            color: #E8DEC9;
            padding: 42px 0 36px;
            border-bottom: 1px solid var(--bronze-border);
            position: relative;
            overflow: hidden;
        }
        .category-header::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 320px;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(184, 162, 124, 0.08));
            pointer-events: none;
        }
        .category-header .category-label {
            display: inline-block;
            font-size: 0.72rem;
            letter-spacing: 0.16em;
            text-transform: uppercase;
            color: var(--bronze);
            margin-bottom: 10px;
            font-weight: 600;
        }
        .category-header h1 {
            font-family: var(--font-serif);
            font-size: 2.4rem;
            font-weight: 700;
            color: #F6F1E8;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
            line-height: 1.4;
        }
        .category-header .category-summary {
            color: #C9BFAE;
            font-size: 0.95rem;
            line-height: 1.85;
            max-width: 780px;
            margin-bottom: 0;
        }

        /* ===== 列表主体 ===== */
        .list-primary {
            padding: 40px 0 10px;
        }
        .list-primary .feature-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: all var(--transition);
            margin-bottom: 28px;
        }
        .list-primary .feature-card:hover {
            box-shadow: 0 4px 20px rgba(30, 26, 22, 0.12);
            border-color: var(--bronze-border);
        }
        .list-primary .feature-card .feature-img-wrap {
            aspect-ratio: 16 / 7;
            overflow: hidden;
            position: relative;
            background: var(--sand);
        }
        .list-primary .feature-card .feature-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .list-primary .feature-card:hover .feature-img-wrap img {
            transform: scale(1.03);
        }
        .list-primary .feature-card .feature-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--bronze);
            color: #fff;
            font-size: 0.72rem;
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 0.04em;
            font-weight: 600;
        }
        .list-primary .feature-card .feature-body {
            padding: 22px 24px 24px;
        }
        .list-primary .feature-card .feature-body h3 {
            font-family: var(--font-serif);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.55;
            margin-bottom: 10px;
        }
        .list-primary .feature-card .feature-body p {
            color: var(--muted);
            font-size: 0.92rem;
            line-height: 1.85;
            margin-bottom: 10px;
        }
        .list-primary .feature-card .feature-meta {
            font-size: 0.78rem;
            color: var(--muted-light);
            display: flex;
            gap: 16px;
        }
        .list-primary .feature-card .feature-meta i {
            color: var(--bronze);
            margin-right: 4px;
        }

        /* 竖向列表 */
        .list-vertical {
            padding: 0 0 24px;
        }
        .list-vertical .list-item {
            display: flex;
            gap: 18px;
            padding: 18px 0;
            border-bottom: 1px solid var(--border);
            transition: all var(--transition);
            align-items: flex-start;
        }
        .list-vertical .list-item:first-child {
            padding-top: 0;
        }
        .list-vertical .list-item:hover {
            border-bottom-color: var(--bronze-border);
        }
        .list-vertical .list-item .list-thumb {
            flex-shrink: 0;
            width: 120px;
            height: 80px;
            border-radius: 4px;
            overflow: hidden;
            background: var(--sand);
        }
        .list-vertical .list-item .list-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .list-vertical .list-item .list-info {
            flex: 1;
            min-width: 0;
        }
        .list-vertical .list-item .list-info h3 {
            font-family: var(--font-serif);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.55;
            margin-bottom: 6px;
            transition: color var(--transition);
        }
        .list-vertical .list-item:hover .list-info h3 {
            color: var(--bronze);
        }
        .list-vertical .list-item .list-info p {
            color: var(--muted);
            font-size: 0.86rem;
            line-height: 1.7;
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .list-vertical .list-item .list-info .list-meta {
            font-size: 0.75rem;
            color: var(--muted-light);
        }
        .list-vertical .list-item .list-info .list-meta i {
            color: var(--bronze);
            margin-right: 3px;
        }

        /* ===== 筛选条 ===== */
        .filter-bar {
            padding: 22px 0;
            background: var(--sand);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .filter-bar .filter-inner {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
        }
        .filter-bar .filter-label {
            font-size: 0.8rem;
            color: var(--muted);
            margin-right: 10px;
            font-weight: 600;
            letter-spacing: 0.04em;
        }
        .filter-bar .filter-tag {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 0.82rem;
            border: 1px solid var(--border);
            color: var(--text);
            background: #fff;
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }
        .filter-bar .filter-tag:hover {
            border-color: var(--bronze);
            color: var(--bronze);
            background: var(--bronze-faint);
        }
        .filter-bar .filter-tag.active {
            background: var(--ink);
            color: #F6F1E8;
            border-color: var(--ink);
        }
        .filter-bar .filter-tag.active:hover {
            color: #F6F1E8;
            border-color: var(--ink);
        }

        /* ===== 精选推荐卡片 ===== */
        .recommend-grid {
            padding: 40px 0 16px;
        }
        .recommend-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .recommend-card:hover {
            box-shadow: 0 4px 18px rgba(30, 26, 22, 0.1);
            border-color: var(--bronze-border);
            transform: translateY(-2px);
        }
        .recommend-card .rec-img-wrap {
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: var(--sand);
        }
        .recommend-card .rec-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .recommend-card:hover .rec-img-wrap img {
            transform: scale(1.05);
        }
        .recommend-card .rec-body {
            padding: 18px 18px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .recommend-card .rec-body .rec-badge {
            font-size: 0.7rem;
            color: var(--bronze);
            letter-spacing: 0.08em;
            margin-bottom: 8px;
            font-weight: 600;
            text-transform: uppercase;
        }
        .recommend-card .rec-body h3 {
            font-family: var(--font-serif);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.55;
            margin-bottom: 8px;
        }
        .recommend-card .rec-body p {
            color: var(--muted);
            font-size: 0.85rem;
            line-height: 1.75;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .recommend-card .rec-body .rec-meta {
            font-size: 0.75rem;
            color: var(--muted-light);
            margin-top: auto;
        }
        .recommend-card .rec-body .rec-meta i {
            color: var(--bronze);
            margin-right: 4px;
        }

        /* ===== 侧栏/观点区 ===== */
        .insight-side {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px;
            box-shadow: var(--shadow);
        }
        .insight-side h3 {
            font-family: var(--font-serif);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 14px;
            line-height: 1.5;
        }
        .insight-side p {
            color: var(--muted);
            font-size: 0.9rem;
            line-height: 1.85;
            margin-bottom: 12px;
        }
        .insight-side .insight-stat {
            display: flex;
            gap: 20px;
            margin-top: 16px;
            padding-top: 16px;
            border-top: 1px solid var(--border);
        }
        .insight-side .insight-stat .stat-num {
            font-family: var(--font-serif);
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--bronze);
            line-height: 1.2;
        }
        .insight-side .insight-stat .stat-label {
            font-size: 0.75rem;
            color: var(--muted-light);
            letter-spacing: 0.04em;
        }
        .insight-side .insight-stat .stat-item {
            flex: 1;
        }

        /* ===== 相关栏目入口 ===== */
        .related-channels {
            padding: 42px 0 48px;
            background: var(--sand);
        }
        .channel-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 22px 20px;
            box-shadow: var(--shadow);
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .channel-card:hover {
            border-color: var(--bronze-border);
            transform: translateY(-2px);
        }
        .channel-card h4 {
            font-family: var(--font-serif);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 8px;
        }
        .channel-card p {
            color: var(--muted);
            font-size: 0.85rem;
            line-height: 1.75;
            margin-bottom: 12px;
            flex: 1;
        }
        .channel-card .channel-link {
            font-size: 0.82rem;
            color: var(--bronze);
            font-weight: 600;
            letter-spacing: 0.03em;
        }
        .channel-card .channel-link:hover {
            color: var(--ink);
        }

        /* ===== 订阅CTA ===== */
        .subscribe-cta {
            padding: 48px 0 56px;
            background: var(--ink);
            color: #E8DEC9;
        }
        .subscribe-cta .cta-inner {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 24px;
            justify-content: space-between;
        }
        .subscribe-cta h3 {
            font-family: var(--font-serif);
            font-size: 1.5rem;
            font-weight: 700;
            color: #F6F1E8;
            margin-bottom: 8px;
        }
        .subscribe-cta p {
            color: #C9BFAE;
            font-size: 0.9rem;
            line-height: 1.8;
            margin-bottom: 0;
            max-width: 500px;
        }
        .subscribe-cta .cta-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            min-width: 300px;
        }
        .subscribe-cta .cta-form input {
            flex: 1;
            min-width: 200px;
            padding: 12px 18px;
            border-radius: 999px;
            border: 1px solid rgba(184, 162, 124, 0.4);
            background: rgba(246, 241, 232, 0.08);
            color: #F6F1E8;
            font-size: 0.9rem;
            transition: all var(--transition);
            outline: none;
        }
        .subscribe-cta .cta-form input::placeholder {
            color: #8A7E6E;
        }
        .subscribe-cta .cta-form input:focus {
            border-color: var(--bronze);
            box-shadow: 0 0 0 3px rgba(184, 162, 124, 0.2);
        }
        .subscribe-cta .cta-form button {
            padding: 12px 28px;
            border-radius: 999px;
            border: none;
            background: var(--bronze);
            color: var(--ink);
            font-size: 0.9rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .subscribe-cta .cta-form button:hover {
            background: #CDBB9A;
            transform: translateY(-1px);
        }

        /* ===== 按钮通用样式 ===== */
        .btn-custom-primary {
            display: inline-block;
            padding: 11px 26px;
            border-radius: 999px;
            background: var(--ink);
            color: #F6F1E8;
            font-size: 0.88rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            border: none;
            transition: all var(--transition);
            cursor: pointer;
        }
        .btn-custom-primary:hover {
            background: var(--bronze);
            color: var(--ink);
        }
        .btn-custom-outline {
            display: inline-block;
            padding: 10px 24px;
            border-radius: 999px;
            background: transparent;
            color: var(--ink);
            font-size: 0.88rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            border: 1px solid var(--ink);
            transition: all var(--transition);
            cursor: pointer;
        }
        .btn-custom-outline:hover {
            border-color: var(--bronze);
            color: var(--bronze);
        }
        .btn-custom-outline-dark {
            display: inline-block;
            padding: 10px 24px;
            border-radius: 999px;
            background: transparent;
            color: #E8DEC9;
            font-size: 0.88rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            border: 1px solid rgba(184, 162, 124, 0.5);
            transition: all var(--transition);
            cursor: pointer;
        }
        .btn-custom-outline-dark:hover {
            border-color: var(--bronze);
            color: var(--bronze);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background-color: var(--ink);
            color: #C9BFAE;
            padding: 40px 0 28px;
            border-top: 1px solid var(--bronze-border);
            font-size: 0.85rem;
        }
        .site-footer .footer-brand {
            font-family: var(--font-serif);
            font-size: 1.3rem;
            font-weight: 700;
            color: #F6F1E8;
            margin-bottom: 14px;
        }
        .site-footer .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 20px;
            padding-bottom: 16px;
            border-bottom: 1px solid rgba(184, 162, 124, 0.15);
        }
        .site-footer .footer-links a {
            color: #C9BFAE;
            font-size: 0.85rem;
            transition: color var(--transition);
        }
        .site-footer .footer-links a:hover {
            color: var(--bronze);
        }
        .site-footer .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px;
            font-size: 0.72rem;
            color: var(--muted-light);
        }
        .site-footer .footer-bottom a {
            color: var(--muted-light);
        }
        .site-footer .footer-bottom a:hover {
            color: var(--bronze);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 991.98px) {
            :root {
                --nav-w: 0px;
            }
            .site-nav {
                display: none;
            }
            .mobile-nav {
                display: flex;
            }
            .main-wrapper {
                margin-left: 0;
                padding-top: 56px;
            }
            .category-header {
                padding: 30px 0 26px;
            }
            .category-header h1 {
                font-size: 1.8rem;
            }
            .section-block {
                padding: 40px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .list-primary .feature-card .feature-body h3 {
                font-size: 1.15rem;
            }
            .list-vertical .list-item .list-thumb {
                width: 90px;
                height: 64px;
            }
        }
        @media (max-width: 767.98px) {
            .list-vertical .list-item {
                flex-direction: column;
                gap: 12px;
            }
            .list-vertical .list-item .list-thumb {
                width: 100%;
                height: 150px;
            }
            .subscribe-cta .cta-inner {
                flex-direction: column;
                align-items: flex-start;
            }
            .subscribe-cta .cta-form {
                min-width: 100%;
                flex-direction: column;
            }
            .subscribe-cta .cta-form input {
                min-width: 100%;
            }
            .filter-bar .filter-inner {
                gap: 6px;
            }
            .filter-bar .filter-tag {
                padding: 5px 12px;
                font-size: 0.75rem;
            }
            .insight-side {
                margin-top: 16px;
            }
        }
        @media (max-width: 519.98px) {
            .container-custom {
                padding: 0 14px;
            }
            .category-header h1 {
                font-size: 1.5rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .recommend-grid .col-12 {
                padding-left: 8px;
                padding-right: 8px;
            }
            .list-primary .feature-card .feature-img-wrap {
                aspect-ratio: 16 / 9;
            }
            .site-footer .footer-bottom {
                gap: 4px;
            }
        }

/* roulang page: category3 */
:root {
            --ink: #1E1A16;
            --bronze: #B8A27C;
            --sand: #E8DEC9;
            --ivory: #F6F1E8;
            --text: #171310;
            --muted: #6E6459;
            --border: rgba(30, 26, 22, 0.12);
            --radius: 6px;
            --shadow: 0 2px 14px rgba(30, 26, 22, 0.06);
            --font-serif: 'Noto Serif SC', Georgia, 'Songti SC', 'SimSun', serif;
            --font-sans: 'Noto Sans SC', system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --nav-w: 260px;
            --transition: 0.2s ease;
        }
        /* roulang page: category3 */
        :root {
            --ink: #1E1A16;
            --bronze: #B8A27C;
            --sand: #E8DEC9;
            --ivory: #F6F1E8;
            --text: #171310;
            --muted: #6E6459;
            --border: rgba(30, 26, 22, 0.12);
            --radius: 6px;
            --shadow: 0 2px 14px rgba(30, 26, 22, 0.06);
            --font-serif: 'Noto Serif SC', Georgia, 'Songti SC', 'SimSun', serif;
            --font-sans: 'Noto Sans SC', system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --nav-w: 260px;
            --transition: 0.2s ease;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            color: var(--text);
            background-color: var(--ivory);
            line-height: 1.85;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }

        a:hover {
            color: var(--bronze);
        }

        img {
            max-width: 100%;
            display: block;
        }

        button,
        input {
            font-family: var(--font-sans);
        }

        .container-custom {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 左侧竖向导航 ===== */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--nav-w);
            height: 100vh;
            background-color: var(--ink);
            color: #E8DEC9;
            display: flex;
            flex-direction: column;
            z-index: 1050;
            overflow-y: auto;
            border-right: 1px solid rgba(184, 162, 124, 0.25);
        }

        .site-nav .nav-brand {
            padding: 28px 22px 20px;
            font-family: var(--font-serif);
            font-size: 1.6rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            color: #F6F1E8;
            border-bottom: 1px solid rgba(184, 162, 124, 0.2);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .site-nav .nav-brand .brand-dot {
            display: inline-block;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--bronze);
            flex-shrink: 0;
        }

        .site-nav .nav-links {
            list-style: none;
            padding: 16px 12px;
            flex: 1;
            margin: 0;
        }

        .site-nav .nav-links li {
            margin-bottom: 4px;
        }

        .site-nav .nav-links a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 14px;
            border-radius: 4px;
            color: #C9BFAE;
            font-size: 0.95rem;
            letter-spacing: 0.02em;
            transition: all var(--transition);
        }

        .site-nav .nav-links a i {
            width: 18px;
            text-align: center;
            font-size: 0.9rem;
            color: var(--bronze);
        }

        .site-nav .nav-links a:hover {
            background: rgba(184, 162, 124, 0.12);
            color: #F6F1E8;
        }

        .site-nav .nav-links a.active {
            background: rgba(184, 162, 124, 0.2);
            color: var(--bronze);
            font-weight: 600;
        }

        .site-nav .nav-footer {
            padding: 16px 22px 24px;
            font-size: 0.78rem;
            color: #8A7E6E;
            border-top: 1px solid rgba(184, 162, 124, 0.15);
        }

        .site-nav .nav-footer a {
            color: #8A7E6E;
        }

        .site-nav .nav-footer a:hover {
            color: var(--bronze);
        }

        /* ===== 移动端顶部导航 ===== */
        .mobile-nav {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background-color: var(--ink);
            color: #E8DEC9;
            z-index: 1060;
            padding: 12px 16px;
            align-items: center;
            justify-content: space-between;
            border-bottom: 1px solid rgba(184, 162, 124, 0.25);
        }

        .mobile-nav .mobile-brand {
            font-family: var(--font-serif);
            font-size: 1.2rem;
            font-weight: 700;
            color: #F6F1E8;
        }

        .mobile-nav .mobile-toggle {
            background: transparent;
            border: 1px solid rgba(184, 162, 124, 0.4);
            color: var(--bronze);
            border-radius: 4px;
            padding: 6px 10px;
            font-size: 1.1rem;
            cursor: pointer;
            transition: all var(--transition);
        }

        .mobile-nav .mobile-toggle:hover {
            background: rgba(184, 162, 124, 0.15);
        }

        .mobile-nav .mobile-toggle:focus {
            outline: 2px solid var(--bronze);
            outline-offset: 2px;
        }

        .mobile-drawer {
            display: none;
            position: fixed;
            top: 56px;
            left: 0;
            right: 0;
            background-color: var(--ink);
            z-index: 1055;
            border-bottom: 1px solid rgba(184, 162, 124, 0.3);
            padding: 12px 16px 20px;
            max-height: 70vh;
            overflow-y: auto;
        }

        .mobile-drawer.open {
            display: block;
        }

        .mobile-drawer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .mobile-drawer ul li a {
            display: block;
            padding: 12px 8px;
            color: #C9BFAE;
            border-bottom: 1px solid rgba(184, 162, 124, 0.1);
            font-size: 0.95rem;
        }

        .mobile-drawer ul li a:hover,
        .mobile-drawer ul li a.active {
            color: var(--bronze);
        }

        /* ===== 主内容区 ===== */
        .main-wrapper {
            margin-left: var(--nav-w);
            min-height: 100vh;
        }

        /* ===== 通用板块 ===== */
        .section-block {
            padding: 56px 0;
        }

        .section-block.alt-bg {
            background-color: var(--sand);
        }

        .section-block.dark-bg {
            background-color: var(--ink);
            color: #E8DEC9;
        }

        .section-block.dark-bg h2,
        .section-block.dark-bg h3 {
            color: #F6F1E8;
        }

        .section-label {
            display: inline-block;
            font-size: 0.78rem;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--bronze);
            margin-bottom: 10px;
            font-weight: 600;
        }

        .section-title {
            font-family: var(--font-serif);
            font-size: 2rem;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 16px;
            color: var(--text);
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--muted);
            line-height: 1.9;
            max-width: 780px;
        }

        /* ===== 分类头区域 ===== */
        .category-hero {
            position: relative;
            background-color: var(--ink);
            background-size: cover;
            background-position: center;
            padding: 72px 0 64px;
            color: #F6F1E8;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 26, 22, 0.88) 0%, rgba(30, 26, 22, 0.55) 60%, rgba(30, 26, 22, 0.3) 100%);
            z-index: 1;
        }

        .category-hero .category-hero-inner {
            position: relative;
            z-index: 2;
        }

        .category-hero .breadcrumb {
            margin-bottom: 16px;
            font-size: 0.82rem;
            color: #B8A27C;
        }

        .category-hero .breadcrumb a {
            color: #D4C9B4;
        }

        .category-hero .breadcrumb a:hover {
            color: var(--bronze);
        }

        .category-hero h1 {
            font-family: var(--font-serif);
            font-size: 2.6rem;
            font-weight: 700;
            color: #F6F1E8;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .category-hero .hero-desc {
            font-size: 1.1rem;
            color: #D9CFBD;
            max-width: 650px;
            line-height: 1.9;
        }

        .category-hero .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            margin-top: 20px;
            font-size: 0.85rem;
            color: #A89D8A;
        }

        .category-hero .hero-meta i {
            color: var(--bronze);
            margin-right: 6px;
        }

        /* ===== 筛选条 ===== */
        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }

        .filter-bar .filter-label {
            font-size: 0.85rem;
            color: var(--muted);
            font-weight: 600;
            margin-right: 6px;
            white-space: nowrap;
        }

        .filter-bar .filter-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 999px;
            font-size: 0.85rem;
            color: var(--text);
            background: transparent;
            border: 1px solid var(--border);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .filter-bar .filter-tag:hover {
            border-color: var(--bronze);
            color: var(--bronze);
        }

        .filter-bar .filter-tag.active {
            background: var(--ink);
            color: #F6F1E8;
            border-color: var(--ink);
        }

        .filter-bar .filter-tag:focus-visible {
            outline: 2px solid var(--bronze);
            outline-offset: 2px;
        }

        /* ===== 卡片样式 ===== */
        .editor-card {
            background: #fffdf9;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow);
        }

        .editor-card:hover {
            transform: translateY(-2px);
            border-color: var(--bronze);
            box-shadow: 0 6px 24px rgba(30, 26, 22, 0.1);
        }

        .editor-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
        }

        .editor-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .editor-card:hover .card-img-wrap img {
            transform: scale(1.03);
        }

        .editor-card .card-cat {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(30, 26, 22, 0.75);
            color: #F6F1E8;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 0.72rem;
            letter-spacing: 0.06em;
            font-weight: 600;
            backdrop-filter: blur(4px);
        }

        .editor-card .card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .editor-card .card-title {
            font-family: var(--font-serif);
            font-size: 1.1rem;
            font-weight: 700;
            line-height: 1.45;
            margin-bottom: 8px;
            color: var(--text);
        }

        .editor-card .card-excerpt {
            font-size: 0.88rem;
            color: var(--muted);
            line-height: 1.75;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .editor-card .card-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 0.78rem;
            color: #8A7E6E;
            margin-top: 14px;
            padding-top: 12px;
            border-top: 1px solid var(--border);
        }

        .editor-card .card-meta i {
            color: var(--bronze);
            margin-right: 4px;
        }

        /* ===== 深度侧栏 ===== */
        .insight-panel {
            background: #fffdf9;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 32px;
            box-shadow: var(--shadow);
            height: 100%;
        }

        .insight-panel .panel-number {
            font-family: var(--font-serif);
            font-size: 3rem;
            font-weight: 700;
            color: var(--bronze);
            line-height: 1;
            margin-bottom: 12px;
        }

        .insight-panel .panel-title {
            font-family: var(--font-serif);
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text);
        }

        .insight-panel .panel-desc {
            font-size: 0.92rem;
            color: var(--muted);
            line-height: 1.85;
        }

        /* ===== 横向专题推荐 ===== */
        .topic-strip {
            display: flex;
            gap: 16px;
            overflow-x: auto;
            padding-bottom: 12px;
            scrollbar-width: thin;
            scrollbar-color: var(--bronze) transparent;
        }

        .topic-strip::-webkit-scrollbar {
            height: 4px;
        }

        .topic-strip::-webkit-scrollbar-track {
            background: transparent;
        }

        .topic-strip::-webkit-scrollbar-thumb {
            background: var(--bronze);
            border-radius: 999px;
        }

        .topic-strip .topic-mini {
            min-width: 240px;
            max-width: 260px;
            flex-shrink: 0;
            background: #fffdf9;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: all var(--transition);
        }

        .topic-strip .topic-mini:hover {
            border-color: var(--bronze);
            transform: translateY(-2px);
        }

        .topic-strip .topic-mini img {
            width: 100%;
            height: 140px;
            object-fit: cover;
        }

        .topic-strip .topic-mini .mini-body {
            padding: 14px 16px 16px;
        }

        .topic-strip .topic-mini .mini-title {
            font-size: 0.92rem;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 4px;
            color: var(--text);
        }

        .topic-strip .topic-mini .mini-meta {
            font-size: 0.75rem;
            color: #8A7E6E;
        }

        /* ===== 订阅CTA ===== */
        .subscribe-panel {
            background: var(--sand);
            border-radius: var(--radius);
            border: 1px solid rgba(184, 162, 124, 0.3);
            padding: 40px 36px;
        }

        .subscribe-panel .subscribe-title {
            font-family: var(--font-serif);
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text);
        }

        .subscribe-panel .subscribe-desc {
            font-size: 0.95rem;
            color: var(--muted);
            margin-bottom: 20px;
            line-height: 1.8;
        }

        .subscribe-panel .form-control {
            background-color: #fffdf9;
            border: 1px solid var(--border);
            border-radius: 999px;
            color: var(--text);
            padding: 12px 20px;
            font-size: 0.92rem;
            transition: all var(--transition);
        }

        .subscribe-panel .form-control:focus {
            border-color: var(--bronze);
            box-shadow: 0 0 0 3px rgba(184, 162, 124, 0.18);
            outline: none;
        }

        .subscribe-panel .btn-primary {
            background: var(--ink);
            color: #F6F1E8;
            border: none;
            border-radius: 999px;
            padding: 12px 28px;
            font-weight: 600;
            font-size: 0.9rem;
            letter-spacing: 0.04em;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .subscribe-panel .btn-primary:hover {
            background: var(--bronze);
            color: var(--ink);
        }

        .subscribe-panel .btn-primary:focus-visible {
            outline: 2px solid var(--bronze);
            outline-offset: 2px;
        }

        /* ===== 相关栏目入口 ===== */
        .portal-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .portal-card {
            background: #fffdf9;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 24px 20px;
            transition: all var(--transition);
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .portal-card:hover {
            border-color: var(--bronze);
            transform: translateY(-2px);
            box-shadow: var(--shadow);
        }

        .portal-card .portal-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(184, 162, 124, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--bronze);
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .portal-card .portal-info .portal-name {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text);
        }

        .portal-card .portal-info .portal-desc {
            font-size: 0.78rem;
            color: var(--muted);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background-color: var(--ink);
            color: #E8DEC9;
            padding: 40px 0 28px;
            border-top: 1px solid rgba(184, 162, 124, 0.25);
        }

        .site-footer .footer-brand {
            font-family: var(--font-serif);
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 18px;
            color: #F6F1E8;
        }

        .site-footer .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            margin-bottom: 20px;
            padding-bottom: 16px;
            border-bottom: 1px solid rgba(184, 162, 124, 0.15);
        }

        .site-footer .footer-links a {
            color: #B8A797;
            font-size: 0.88rem;
        }

        .site-footer .footer-links a:hover {
            color: var(--bronze);
        }

        .site-footer .footer-bottom {
            font-size: 0.78rem;
            color: #8A7E6E;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 4px;
        }

        .site-footer .footer-bottom a {
            color: #8A7E6E;
        }

        .site-footer .footer-bottom a:hover {
            color: var(--bronze);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 991.98px) {
            .site-nav {
                display: none;
            }
            .main-wrapper {
                margin-left: 0;
                padding-top: 56px;
            }
            .mobile-nav {
                display: flex;
            }
            .category-hero {
                padding: 52px 0 44px;
            }
            .category-hero h1 {
                font-size: 2.1rem;
            }
            .portal-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .section-block {
                padding: 44px 0;
            }
        }

        @media (max-width: 767.98px) {
            .category-hero h1 {
                font-size: 1.8rem;
            }
            .category-hero .hero-desc {
                font-size: 0.98rem;
            }
            .portal-grid {
                grid-template-columns: 1fr;
            }
            .insight-panel {
                padding: 24px;
            }
            .subscribe-panel {
                padding: 28px 20px;
            }
            .filter-bar {
                gap: 8px;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .section-block {
                padding: 36px 0;
            }
        }

        @media (max-width: 520px) {
            .container-custom {
                padding: 0 16px;
            }
            .category-hero {
                padding: 40px 0 36px;
            }
            .category-hero h1 {
                font-size: 1.55rem;
            }
            .editor-card .card-title {
                font-size: 1rem;
            }
            .topic-strip .topic-mini {
                min-width: 200px;
                max-width: 220px;
            }
            .subscribe-panel .subscribe-title {
                font-size: 1.3rem;
            }
            .filter-bar .filter-tag {
                padding: 6px 14px;
                font-size: 0.8rem;
            }
            .section-title {
                font-size: 1.45rem;
            }
        }

        /* Bootstrap覆盖 */
        .btn {
            border-radius: 999px;
            transition: all var(--transition);
        }

        .form-control:focus {
            border-color: var(--bronze);
            box-shadow: 0 0 0 3px rgba(184, 162, 124, 0.18);
        }

        ::selection {
            background: rgba(184, 162, 124, 0.3);
            color: var(--ink);
        }

/* roulang page: category4 */
:root {
            --ink: #1E1A16;
            --bronze: #B8A27C;
            --sand: #E8DEC9;
            --ivory: #F6F1E8;
            --text: #171310;
            --muted: #6E6459;
            --border: rgba(30, 26, 22, 0.12);
            --radius: 6px;
            --shadow: 0 2px 14px rgba(30, 26, 22, 0.06);
            --font-serif: 'Noto Serif SC', Georgia, 'Songti SC', 'SimSun', serif;
            --font-sans: 'Noto Sans SC', system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --nav-w: 260px;
            --transition: 0.2s ease;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            color: var(--text);
            background-color: var(--ivory);
            line-height: 1.85;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }

        a:hover {
            color: var(--bronze);
        }

        img {
            max-width: 100%;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
        }

        .container-custom {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 左侧竖向导航 ===== */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--nav-w);
            height: 100vh;
            background-color: var(--ink);
            color: #E8DEC9;
            display: flex;
            flex-direction: column;
            z-index: 1050;
            overflow-y: auto;
            border-right: 1px solid rgba(184, 162, 124, 0.25);
        }

        .site-nav .nav-brand {
            padding: 28px 22px 20px;
            font-family: var(--font-serif);
            font-size: 1.6rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            color: #F6F1E8;
            border-bottom: 1px solid rgba(184, 162, 124, 0.2);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .site-nav .nav-brand .brand-dot {
            display: inline-block;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--bronze);
            flex-shrink: 0;
        }

        .site-nav .nav-links {
            list-style: none;
            padding: 16px 12px;
            flex: 1;
            margin: 0;
        }

        .site-nav .nav-links li {
            margin-bottom: 4px;
        }

        .site-nav .nav-links a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 14px;
            border-radius: 4px;
            color: #C9BFAE;
            font-size: 0.95rem;
            letter-spacing: 0.02em;
            transition: all var(--transition);
        }

        .site-nav .nav-links a i {
            width: 18px;
            text-align: center;
            font-size: 0.9rem;
            color: var(--bronze);
        }

        .site-nav .nav-links a:hover {
            background: rgba(184, 162, 124, 0.12);
            color: #F6F1E8;
        }

        .site-nav .nav-links a.active {
            background: rgba(184, 162, 124, 0.2);
            color: var(--bronze);
            font-weight: 600;
        }

        .site-nav .nav-footer {
            padding: 16px 22px 24px;
            font-size: 0.78rem;
            color: #8A7E6E;
            border-top: 1px solid rgba(184, 162, 124, 0.15);
        }

        .site-nav .nav-footer a {
            color: #8A7E6E;
        }

        .site-nav .nav-footer a:hover {
            color: var(--bronze);
        }

        /* ===== 移动端顶部导航 ===== */
        .mobile-nav {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background-color: var(--ink);
            color: #E8DEC9;
            z-index: 1060;
            padding: 12px 16px;
            align-items: center;
            justify-content: space-between;
            border-bottom: 1px solid rgba(184, 162, 124, 0.25);
        }

        .mobile-nav .mobile-brand {
            font-family: var(--font-serif);
            font-size: 1.2rem;
            font-weight: 700;
            color: #F6F1E8;
        }

        .mobile-nav .mobile-toggle {
            background: transparent;
            border: 1px solid rgba(184, 162, 124, 0.4);
            color: var(--bronze);
            border-radius: 4px;
            padding: 6px 10px;
            font-size: 1.1rem;
            cursor: pointer;
            transition: all var(--transition);
        }

        .mobile-nav .mobile-toggle:hover {
            background: rgba(184, 162, 124, 0.15);
        }

        .mobile-drawer {
            display: none;
            position: fixed;
            top: 56px;
            left: 0;
            right: 0;
            background-color: var(--ink);
            z-index: 1055;
            border-bottom: 1px solid rgba(184, 162, 124, 0.3);
            padding: 12px 16px 20px;
            max-height: 70vh;
            overflow-y: auto;
        }

        .mobile-drawer.open {
            display: block;
        }

        .mobile-drawer ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .mobile-drawer ul li a {
            display: block;
            padding: 12px 8px;
            color: #C9BFAE;
            border-bottom: 1px solid rgba(184, 162, 124, 0.1);
            font-size: 0.95rem;
        }

        .mobile-drawer ul li a:hover,
        .mobile-drawer ul li a.active {
            color: var(--bronze);
        }

        /* ===== 主内容区 ===== */
        .main-wrapper {
            margin-left: var(--nav-w);
            min-height: 100vh;
        }

        /* ===== 通用板块 ===== */
        .section-block {
            padding: 56px 0;
        }

        .section-block.alt-bg {
            background-color: var(--sand);
        }

        .section-block.dark-bg {
            background-color: var(--ink);
            color: #E8DEC9;
        }

        .section-block.dark-bg h2,
        .section-block.dark-bg h3 {
            color: #F6F1E8;
        }

        .section-label {
            display: inline-block;
            font-size: 0.78rem;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--bronze);
            margin-bottom: 10px;
            font-weight: 600;
        }

        .section-title {
            font-family: var(--font-serif);
            font-size: 2rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            color: var(--ink);
            margin-bottom: 12px;
            line-height: 1.35;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--muted);
            line-height: 1.9;
            max-width: 720px;
        }

        /* ===== 按钮 ===== */
        .btn-kaiyun {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background-color: var(--ink);
            color: #F6F1E8;
            border: 1px solid var(--ink);
            border-radius: 999px;
            padding: 12px 28px;
            font-size: 0.95rem;
            font-weight: 500;
            letter-spacing: 0.02em;
            transition: all var(--transition);
            cursor: pointer;
        }

        .btn-kaiyun:hover {
            background-color: var(--bronze);
            border-color: var(--bronze);
            color: var(--ink);
        }

        .btn-kaiyun-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background-color: transparent;
            color: var(--ink);
            border: 1px solid var(--ink);
            border-radius: 999px;
            padding: 12px 28px;
            font-size: 0.95rem;
            font-weight: 500;
            letter-spacing: 0.02em;
            transition: all var(--transition);
            cursor: pointer;
        }

        .btn-kaiyun-outline:hover {
            border-color: var(--bronze);
            color: var(--bronze);
        }

        .btn-kaiyun:focus-visible,
        .btn-kaiyun-outline:focus-visible {
            outline: 2px solid var(--bronze);
            outline-offset: 2px;
        }

        /* ===== 徽章 / 标签 ===== */
        .badge-kaiyun {
            display: inline-block;
            background-color: rgba(184, 162, 124, 0.15);
            color: #8B6F4C;
            font-size: 0.75rem;
            letter-spacing: 0.06em;
            padding: 4px 12px;
            border-radius: 999px;
            font-weight: 500;
            transition: all var(--transition);
        }

        .badge-kaiyun:hover {
            background-color: rgba(184, 162, 124, 0.3);
            color: #6B5438;
        }

        /* ===== 卡片 ===== */
        .card-kaiyun {
            background-color: #fffdf9;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: all var(--transition);
            height: 100%;
        }

        .card-kaiyun:hover {
            transform: translateY(-2px);
            border-color: var(--bronze);
            box-shadow: 0 6px 24px rgba(30, 26, 22, 0.08);
        }

        .card-kaiyun .card-image {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
        }

        .card-kaiyun .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .card-kaiyun:hover .card-image img {
            transform: scale(1.04);
        }

        .card-kaiyun .card-body {
            padding: 20px;
        }

        .card-kaiyun .card-title {
            font-family: var(--font-serif);
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.5;
            color: var(--ink);
        }

        .card-kaiyun .card-title a:hover {
            color: var(--bronze);
        }

        .card-kaiyun .card-text {
            font-size: 0.9rem;
            color: var(--muted);
            line-height: 1.75;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }

        .card-kaiyun .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.78rem;
            color: #A09386;
        }

        /* ===== 列表样式 ===== */
        .list-kaiyun {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .list-kaiyun li {
            padding: 14px 0;
            border-bottom: 1px solid var(--border);
            display: flex;
            align-items: baseline;
            gap: 12px;
        }

        .list-kaiyun li:last-child {
            border-bottom: none;
        }

        .list-kaiyun .list-icon {
            color: var(--bronze);
            flex-shrink: 0;
            font-size: 0.8rem;
        }

        .list-kaiyun .list-content {
            flex: 1;
        }

        .list-kaiyun .list-title {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text);
        }

        .list-kaiyun .list-desc {
            font-size: 0.85rem;
            color: var(--muted);
            margin-top: 2px;
        }

        /* ===== 表单 ===== */
        .form-kaiyun .form-control {
            background-color: #fffdf9;
            border: 1px solid var(--border);
            border-radius: 4px;
            color: var(--text);
            padding: 12px 16px;
            font-size: 0.95rem;
            transition: all var(--transition);
        }

        .form-kaiyun .form-control:focus {
            border-color: var(--bronze);
            box-shadow: 0 0 0 3px rgba(184, 162, 124, 0.15);
        }

        .form-kaiyun .form-control::placeholder {
            color: #A09386;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background-color: var(--ink);
            color: #E8DEC9;
            padding: 48px 0 32px;
            font-size: 0.85rem;
        }

        .site-footer .footer-brand {
            font-family: var(--font-serif);
            font-size: 1.5rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            color: #F6F1E8;
            margin-bottom: 20px;
        }

        .site-footer .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            margin-bottom: 24px;
            padding-bottom: 20px;
            border-bottom: 1px solid rgba(184, 162, 124, 0.2);
        }

        .site-footer .footer-links a {
            color: #C9BFAE;
            font-size: 0.85rem;
            transition: color var(--transition);
        }

        .site-footer .footer-links a:hover {
            color: var(--bronze);
        }

        .site-footer .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 4px;
            font-size: 0.78rem;
            color: #8A7E6E;
        }

        .site-footer .footer-bottom a {
            color: #8A7E6E;
            transition: color var(--transition);
        }

        .site-footer .footer-bottom a:hover {
            color: var(--bronze);
        }

        /* ===== 分类页特有样式 ===== */
        .category-header {
            padding: 40px 0 32px;
            border-bottom: 1px solid var(--border);
            background-color: #fffdf9;
        }

        .category-header h1 {
            font-family: var(--font-serif);
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 12px;
            letter-spacing: 0.03em;
            line-height: 1.3;
        }

        .category-header .category-desc {
            font-size: 1.05rem;
            color: var(--muted);
            max-width: 780px;
            line-height: 1.9;
        }

        .category-header .category-stats {
            display: flex;
            gap: 28px;
            margin-top: 16px;
            flex-wrap: wrap;
        }

        .category-header .stat-item {
            font-size: 0.85rem;
            color: var(--muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .category-header .stat-item i {
            color: var(--bronze);
            font-size: 0.8rem;
        }

        .filter-bar {
            padding: 16px 0;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
        }

        .filter-bar .filter-label {
            font-size: 0.82rem;
            color: var(--muted);
            margin-right: 8px;
            letter-spacing: 0.04em;
        }

        .filter-bar .filter-tag {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 999px;
            background-color: transparent;
            border: 1px solid var(--border);
            color: var(--muted);
            font-size: 0.82rem;
            cursor: pointer;
            transition: all var(--transition);
        }

        .filter-bar .filter-tag:hover {
            border-color: var(--bronze);
            color: var(--bronze);
        }

        .filter-bar .filter-tag.active {
            background-color: var(--ink);
            border-color: var(--ink);
            color: #F6F1E8;
        }

        .featured-card {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            background-color: #fffdf9;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: all var(--transition);
        }

        .featured-card:hover {
            border-color: var(--bronze);
            box-shadow: 0 6px 24px rgba(30, 26, 22, 0.08);
        }

        .featured-card .featured-image {
            flex: 0 0 320px;
            min-height: 240px;
            position: relative;
            overflow: hidden;
        }

        .featured-card .featured-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            top: 0;
            left: 0;
            transition: transform 0.4s ease;
        }

        .featured-card:hover .featured-image img {
            transform: scale(1.03);
        }

        .featured-card .featured-content {
            flex: 1;
            padding: 24px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .featured-card .featured-title {
            font-family: var(--font-serif);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 10px;
            line-height: 1.5;
        }

        .featured-card .featured-text {
            font-size: 0.95rem;
            color: var(--muted);
            line-height: 1.85;
            margin-bottom: 14px;
        }

        .data-panel {
            background-color: rgba(184, 162, 124, 0.08);
            border-left: 3px solid var(--bronze);
            padding: 20px 24px;
            border-radius: 0 var(--radius) var(--radius) 0;
        }

        .data-panel .data-number {
            font-family: var(--font-serif);
            font-size: 2rem;
            font-weight: 700;
            color: var(--bronze);
            line-height: 1.2;
        }

        .data-panel .data-label {
            font-size: 0.85rem;
            color: var(--muted);
            margin-top: 4px;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 992px) {
            :root {
                --nav-w: 0px;
            }

            .site-nav {
                display: none;
            }

            .mobile-nav {
                display: flex;
            }

            .main-wrapper {
                margin-left: 0;
                padding-top: 56px;
            }

            .category-header {
                padding: 28px 0 24px;
            }

            .category-header h1 {
                font-size: 1.8rem;
            }

            .featured-card .featured-image {
                flex: 0 0 100%;
                min-height: 200px;
                aspect-ratio: 16 / 9;
                position: relative;
            }

            .featured-card .featured-image img {
                position: absolute;
                top: 0;
                left: 0;
            }

            .section-title {
                font-size: 1.6rem;
            }

            .section-block {
                padding: 40px 0;
            }
        }

        @media (max-width: 768px) {
            .container-custom {
                padding: 0 16px;
            }

            .category-header h1 {
                font-size: 1.5rem;
            }

            .category-header .category-desc {
                font-size: 0.95rem;
            }

            .filter-bar {
                gap: 6px;
            }

            .filter-bar .filter-tag {
                padding: 5px 12px;
                font-size: 0.75rem;
            }

            .card-kaiyun .card-body {
                padding: 14px;
            }

            .footer-links {
                gap: 8px 18px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }

            .footer-bottom span[style*="margin"] {
                margin: 0 !important;
                display: none;
            }

            .site-footer {
                padding: 32px 0 24px;
            }
        }

        @media (max-width: 520px) {
            .category-header h1 {
                font-size: 1.3rem;
            }

            .category-header .category-stats {
                gap: 12px;
                flex-direction: column;
            }

            .section-title {
                font-size: 1.35rem;
            }

            .btn-kaiyun,
            .btn-kaiyun-outline {
                padding: 10px 20px;
                font-size: 0.85rem;
            }

            .featured-card .featured-content {
                padding: 16px;
            }

            .featured-card .featured-title {
                font-size: 1.05rem;
            }
        }

/* roulang page: category5 */
:root {
            --ink: #1E1A16;
            --bronze: #B8A27C;
            --sand: #E8DEC9;
            --ivory: #F6F1E8;
            --text: #171310;
            --muted: #6E6459;
            --border: rgba(30, 26, 22, 0.12);
            --radius: 6px;
            --shadow: 0 2px 14px rgba(30, 26, 22, 0.06);
            --font-serif: 'Noto Serif SC', Georgia, 'Songti SC', 'SimSun', serif;
            --font-sans: 'Noto Sans SC', system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --nav-w: 260px;
            --transition: 0.2s ease;
        }

        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            color: var(--text);
            background-color: var(--ivory);
            line-height: 1.85;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--bronze);
        }
        img {
            max-width: 100%;
            display: block;
        }
        button,
        input {
            font-family: var(--font-sans);
        }
        .container-custom {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 左侧竖向导航 ===== */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--nav-w);
            height: 100vh;
            background-color: var(--ink);
            color: #E8DEC9;
            display: flex;
            flex-direction: column;
            z-index: 1050;
            overflow-y: auto;
            border-right: 1px solid rgba(184, 162, 124, 0.25);
        }
        .site-nav .nav-brand {
            padding: 28px 22px 20px;
            font-family: var(--font-serif);
            font-size: 1.6rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            color: #F6F1E8;
            border-bottom: 1px solid rgba(184, 162, 124, 0.2);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .site-nav .nav-brand .brand-dot {
            display: inline-block;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--bronze);
            flex-shrink: 0;
        }
        .site-nav .nav-links {
            list-style: none;
            padding: 16px 12px;
            flex: 1;
        }
        .site-nav .nav-links li {
            margin-bottom: 4px;
        }
        .site-nav .nav-links a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 14px;
            border-radius: 4px;
            color: #C9BFAE;
            font-size: 0.95rem;
            letter-spacing: 0.02em;
            transition: all var(--transition);
        }
        .site-nav .nav-links a i {
            width: 18px;
            text-align: center;
            font-size: 0.9rem;
            color: var(--bronze);
        }
        .site-nav .nav-links a:hover {
            background: rgba(184, 162, 124, 0.12);
            color: #F6F1E8;
        }
        .site-nav .nav-links a.active {
            background: rgba(184, 162, 124, 0.2);
            color: var(--bronze);
            font-weight: 600;
        }
        .site-nav .nav-footer {
            padding: 16px 22px 24px;
            font-size: 0.78rem;
            color: #8A7E6E;
            border-top: 1px solid rgba(184, 162, 124, 0.15);
        }
        .site-nav .nav-footer a {
            color: #8A7E6E;
        }
        .site-nav .nav-footer a:hover {
            color: var(--bronze);
        }

        /* ===== 移动端顶部导航 ===== */
        .mobile-nav {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background-color: var(--ink);
            color: #E8DEC9;
            z-index: 1060;
            padding: 12px 16px;
            align-items: center;
            justify-content: space-between;
            border-bottom: 1px solid rgba(184, 162, 124, 0.25);
        }
        .mobile-nav .mobile-brand {
            font-family: var(--font-serif);
            font-size: 1.2rem;
            font-weight: 700;
            color: #F6F1E8;
        }
        .mobile-nav .mobile-toggle {
            background: transparent;
            border: 1px solid rgba(184, 162, 124, 0.4);
            color: var(--bronze);
            border-radius: 4px;
            padding: 6px 10px;
            font-size: 1.1rem;
            cursor: pointer;
            transition: all var(--transition);
        }
        .mobile-nav .mobile-toggle:hover {
            background: rgba(184, 162, 124, 0.15);
        }
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 56px;
            left: 0;
            right: 0;
            background-color: var(--ink);
            z-index: 1055;
            border-bottom: 1px solid rgba(184, 162, 124, 0.3);
            padding: 12px 16px 20px;
            max-height: 70vh;
            overflow-y: auto;
        }
        .mobile-drawer.open {
            display: block;
        }
        .mobile-drawer ul {
            list-style: none;
        }
        .mobile-drawer ul li a {
            display: block;
            padding: 12px 8px;
            color: #C9BFAE;
            border-bottom: 1px solid rgba(184, 162, 124, 0.1);
            font-size: 0.95rem;
        }
        .mobile-drawer ul li a:hover,
        .mobile-drawer ul li a.active {
            color: var(--bronze);
        }

        /* ===== 主内容区 ===== */
        .main-wrapper {
            margin-left: var(--nav-w);
            min-height: 100vh;
        }

        /* ===== 通用板块 ===== */
        .section-block {
            padding: 56px 0;
        }
        .section-block.alt-bg {
            background-color: var(--sand);
        }
        .section-block.dark-bg {
            background-color: var(--ink);
            color: #E8DEC9;
        }
        .section-block.dark-bg h2,
        .section-block.dark-bg h3 {
            color: #F6F1E8;
        }
        .section-label {
            display: inline-block;
            font-size: 0.78rem;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--bronze);
            margin-bottom: 10px;
            font-weight: 600;
        }
        .section-title {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-family: var(--font-serif);
            font-weight: 700;
            color: var(--text);
            margin-bottom: 14px;
            line-height: 1.4;
            letter-spacing: 0.02em;
        }
        .section-subtitle {
            font-size: 1.02rem;
            color: var(--muted);
            max-width: 620px;
            line-height: 1.9;
        }

        /* ===== 斜切导语区 ===== */
        .archive-hero {
            position: relative;
            background: var(--ink);
            overflow: hidden;
            padding: 84px 0 72px;
            color: #E8DEC9;
        }
        .archive-hero::before {
            content: '';
            position: absolute;
            top: -25%;
            right: -8%;
            width: 55%;
            height: 150%;
            background: var(--bronze);
            clip-path: polygon(38% 0, 100% 0, 100% 100%, 0% 100%);
            opacity: 0.18;
            pointer-events: none;
        }
        .archive-hero::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -5%;
            width: 40%;
            height: 80%;
            background: rgba(184, 162, 124, 0.08);
            clip-path: polygon(0 0, 100% 20%, 100% 100%, 0% 80%);
            pointer-events: none;
        }
        .archive-hero .container-custom {
            position: relative;
            z-index: 2;
        }
        .archive-hero .hero-badge {
            display: inline-block;
            padding: 6px 18px;
            border: 1px solid rgba(184, 162, 124, 0.5);
            color: var(--bronze);
            font-size: 0.78rem;
            letter-spacing: 0.1em;
            border-radius: 999px;
            margin-bottom: 20px;
            background: rgba(184, 162, 124, 0.08);
        }
        .archive-hero h1 {
            font-family: var(--font-serif);
            font-size: clamp(2.2rem, 4.5vw, 3.4rem);
            font-weight: 700;
            color: #F6F1E8;
            margin-bottom: 18px;
            line-height: 1.3;
            letter-spacing: 0.03em;
        }
        .archive-hero .hero-lead {
            font-size: 1.12rem;
            color: #C9BFAE;
            max-width: 640px;
            line-height: 2;
            margin-bottom: 28px;
        }
        .archive-hero .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
            padding-top: 20px;
            border-top: 1px solid rgba(184, 162, 124, 0.2);
        }
        .archive-hero .hero-stats .stat-item {
            text-align: left;
        }
        .archive-hero .hero-stats .stat-num {
            font-family: var(--font-serif);
            font-size: 2rem;
            font-weight: 700;
            color: var(--bronze);
            display: block;
            line-height: 1.2;
        }
        .archive-hero .hero-stats .stat-label {
            font-size: 0.82rem;
            color: #8A7E6E;
            letter-spacing: 0.05em;
        }
        .archive-hero .hero-image-wrap {
            position: relative;
            min-height: 280px;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
        }
        .archive-hero .hero-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            inset: 0;
        }
        .archive-hero .hero-image-wrap .img-caption {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 30px 20px 16px;
            background: linear-gradient(transparent, rgba(30, 26, 22, 0.85));
            font-size: 0.82rem;
            color: #C9BFAE;
            letter-spacing: 0.04em;
        }

        /* ===== 筛选条 ===== */
        .filter-bar {
            padding: 18px 0;
            background: var(--ivory);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .filter-bar .filter-group {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
        }
        .filter-bar .filter-label {
            font-size: 0.82rem;
            color: var(--muted);
            letter-spacing: 0.06em;
            margin-right: 6px;
            font-weight: 500;
        }
        .filter-bar .filter-btn {
            background: transparent;
            border: 1px solid var(--border);
            color: var(--muted);
            border-radius: 999px;
            padding: 6px 16px;
            font-size: 0.82rem;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .filter-bar .filter-btn:hover {
            border-color: var(--bronze);
            color: var(--bronze);
        }
        .filter-bar .filter-btn.active-filter {
            background: var(--ink);
            color: var(--ivory);
            border-color: var(--ink);
        }
        .filter-bar .filter-btn.active-filter:hover {
            background: var(--bronze);
            color: var(--ink);
            border-color: var(--bronze);
        }

        /* ===== 档案卡片网格 ===== */
        .archive-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .archive-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: var(--shadow);
            display: flex;
            flex-direction: column;
        }
        .archive-card:hover {
            transform: translateY(-2px);
            border-color: var(--bronze);
            box-shadow: 0 6px 24px rgba(30, 26, 22, 0.1);
        }
        .archive-card .card-img-wrap {
            position: relative;
            height: 200px;
            overflow: hidden;
            background: var(--sand);
        }
        .archive-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .archive-card:hover .card-img-wrap img {
            transform: scale(1.04);
        }
        .archive-card .card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(30, 26, 22, 0.78);
            color: var(--bronze);
            padding: 4px 12px;
            font-size: 0.72rem;
            letter-spacing: 0.06em;
            border-radius: 999px;
            backdrop-filter: blur(4px);
        }
        .archive-card .card-body {
            padding: 20px 20px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .archive-card .card-title {
            font-family: var(--font-serif);
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 10px;
            line-height: 1.5;
            letter-spacing: 0.01em;
        }
        .archive-card .card-excerpt {
            font-size: 0.88rem;
            color: var(--muted);
            line-height: 1.8;
            margin-bottom: 16px;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .archive-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.76rem;
            color: var(--muted);
            border-top: 1px solid var(--border);
            padding-top: 14px;
            letter-spacing: 0.03em;
        }
        .archive-card .card-meta .read-link {
            color: var(--bronze);
            font-weight: 500;
            transition: all var(--transition);
        }
        .archive-card .card-meta .read-link:hover {
            color: var(--ink);
        }
        .archive-card .card-meta .read-link i {
            font-size: 0.7rem;
            margin-left: 4px;
        }

        /* ===== 时间线 ===== */
        .timeline-section {
            background: var(--ink);
            color: #E8DEC9;
            padding: 64px 0;
        }
        .timeline-section .section-title {
            color: #F6F1E8;
        }
        .timeline-section .section-subtitle {
            color: #8A7E6E;
        }
        .timeline {
            position: relative;
            padding-left: 30px;
            margin-top: 32px;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 4px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: rgba(184, 162, 124, 0.35);
        }
        .timeline-item {
            position: relative;
            margin-bottom: 32px;
            padding-left: 20px;
        }
        .timeline-item:last-child {
            margin-bottom: 0;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -31px;
            top: 9px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--bronze);
            border: 2px solid var(--ink);
            box-shadow: 0 0 0 3px rgba(184, 162, 124, 0.3);
        }
        .timeline-item .timeline-year {
            font-family: var(--font-serif);
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--bronze);
            display: block;
            margin-bottom: 4px;
        }
        .timeline-item .timeline-text {
            font-size: 0.95rem;
            color: #C9BFAE;
            line-height: 1.9;
            max-width: 600px;
        }

        /* ===== 精选推荐 ===== */
        .featured-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .featured-card {
            display: flex;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: all var(--transition);
        }
        .featured-card:hover {
            border-color: var(--bronze);
            box-shadow: 0 6px 24px rgba(30, 26, 22, 0.1);
        }
        .featured-card .fc-img {
            width: 45%;
            min-height: 220px;
            overflow: hidden;
            flex-shrink: 0;
        }
        .featured-card .fc-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .featured-card:hover .fc-img img {
            transform: scale(1.03);
        }
        .featured-card .fc-body {
            padding: 24px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .featured-card .fc-tag {
            font-size: 0.72rem;
            letter-spacing: 0.08em;
            color: var(--bronze);
            text-transform: uppercase;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .featured-card .fc-title {
            font-family: var(--font-serif);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.5;
            margin-bottom: 10px;
        }
        .featured-card .fc-desc {
            font-size: 0.88rem;
            color: var(--muted);
            line-height: 1.8;
            margin-bottom: 14px;
        }
        .featured-card .fc-link {
            color: var(--bronze);
            font-size: 0.85rem;
            font-weight: 500;
            align-self: flex-start;
        }
        .featured-card .fc-link:hover {
            color: var(--ink);
        }
        .featured-card .fc-link i {
            font-size: 0.7rem;
            margin-left: 4px;
        }

        /* ===== 数据侧栏 ===== */
        .data-sidebar {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
        }
        .data-sidebar .data-text .section-title {
            margin-bottom: 14px;
        }
        .data-sidebar .data-text p {
            font-size: 0.95rem;
            color: var(--muted);
            line-height: 1.9;
        }
        .data-sidebar .data-numbers {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }
        .data-sidebar .data-number-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px 20px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: all var(--transition);
        }
        .data-sidebar .data-number-card:hover {
            border-color: var(--bronze);
            transform: translateY(-2px);
        }
        .data-sidebar .data-number-card .num {
            font-family: var(--font-serif);
            font-size: 2rem;
            font-weight: 700;
            color: var(--bronze);
            display: block;
            line-height: 1.2;
        }
        .data-sidebar .data-number-card .num-label {
            font-size: 0.78rem;
            color: var(--muted);
            letter-spacing: 0.04em;
            margin-top: 6px;
        }

        /* ===== 订阅CTA ===== */
        .subscribe-cta {
            background: var(--bronze);
            padding: 56px 0;
            color: var(--ink);
        }
        .subscribe-cta .cta-inner {
            max-width: 720px;
            margin: 0 auto;
            text-align: center;
        }
        .subscribe-cta h2 {
            font-family: var(--font-serif);
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--ink);
        }
        .subscribe-cta p {
            font-size: 0.95rem;
            color: rgba(30, 26, 22, 0.75);
            line-height: 1.85;
            margin-bottom: 24px;
        }
        .subscribe-cta .cta-form {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .subscribe-cta .cta-form input {
            min-width: 280px;
            max-width: 380px;
            border: 1px solid rgba(30, 26, 22, 0.25);
            border-radius: 999px;
            padding: 12px 22px;
            font-size: 0.9rem;
            background: rgba(255, 255, 255, 0.7);
            color: var(--ink);
            outline: none;
            transition: all var(--transition);
        }
        .subscribe-cta .cta-form input:focus {
            border-color: var(--ink);
            box-shadow: 0 0 0 4px rgba(30, 26, 22, 0.12);
            background: #fff;
        }
        .subscribe-cta .cta-form button {
            background: var(--ink);
            color: var(--ivory);
            border: none;
            border-radius: 999px;
            padding: 12px 28px;
            font-size: 0.9rem;
            cursor: pointer;
            transition: all var(--transition);
            font-weight: 500;
            letter-spacing: 0.03em;
        }
        .subscribe-cta .cta-form button:hover {
            background: var(--ivory);
            color: var(--ink);
            box-shadow: 0 4px 18px rgba(30, 26, 22, 0.2);
        }

        /* ===== 相关栏目入口 ===== */
        .related-entry {
            background: var(--sand);
        }
        .related-entry .entry-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }
        .related-entry .entry-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 20px;
            display: flex;
            align-items: center;
            gap: 14px;
            transition: all var(--transition);
            box-shadow: var(--shadow);
        }
        .related-entry .entry-item:hover {
            border-color: var(--bronze);
            transform: translateY(-2px);
        }
        .related-entry .entry-item .entry-icon {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: rgba(184, 162, 124, 0.18);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--bronze);
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .related-entry .entry-item .entry-info .entry-title {
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text);
            line-height: 1.4;
        }
        .related-entry .entry-item .entry-info .entry-desc {
            font-size: 0.78rem;
            color: var(--muted);
            margin-top: 2px;
        }
        .related-entry .entry-item .entry-arrow {
            margin-left: auto;
            color: var(--bronze);
            font-size: 0.8rem;
            transition: transform var(--transition);
        }
        .related-entry .entry-item:hover .entry-arrow {
            transform: translateX(4px);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background-color: var(--ink);
            color: #E8DEC9;
            padding: 40px 0 28px;
            border-top: 1px solid rgba(184, 162, 124, 0.2);
        }
        .site-footer .footer-brand {
            font-family: var(--font-serif);
            font-size: 1.5rem;
            font-weight: 700;
            color: #F6F1E8;
            letter-spacing: 0.06em;
            margin-bottom: 14px;
        }
        .site-footer .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            margin-bottom: 20px;
            padding-bottom: 20px;
            border-bottom: 1px solid rgba(184, 162, 124, 0.15);
        }
        .site-footer .footer-links a {
            color: #A89D8C;
            font-size: 0.85rem;
            transition: color var(--transition);
        }
        .site-footer .footer-links a:hover {
            color: var(--bronze);
        }
        .site-footer .footer-bottom {
            font-size: 0.78rem;
            color: #8A7E6E;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 4px;
            letter-spacing: 0.02em;
        }
        .site-footer .footer-bottom a {
            color: #A89D8C;
        }
        .site-footer .footer-bottom a:hover {
            color: var(--bronze);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1199px) {
            .archive-hero .hero-stats {
                gap: 20px;
            }
            .archive-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 991px) {
            .site-nav {
                display: none;
            }
            .mobile-nav {
                display: flex;
            }
            .main-wrapper {
                margin-left: 0;
                padding-top: 56px;
            }
            .archive-hero {
                padding: 60px 0 48px;
            }
            .archive-hero .hero-image-wrap {
                min-height: 220px;
                margin-top: 24px;
            }
            .featured-grid {
                grid-template-columns: 1fr;
            }
            .data-sidebar {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .related-entry .entry-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 767px) {
            .section-block {
                padding: 40px 0;
            }
            .archive-hero {
                padding: 44px 0 36px;
            }
            .archive-hero h1 {
                font-size: 1.8rem;
            }
            .archive-hero .hero-lead {
                font-size: 0.95rem;
            }
            .archive-hero .hero-stats {
                gap: 16px;
                flex-wrap: wrap;
            }
            .archive-hero .hero-stats .stat-num {
                font-size: 1.5rem;
            }
            .archive-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .featured-card {
                flex-direction: column;
            }
            .featured-card .fc-img {
                width: 100%;
                min-height: 180px;
            }
            .data-sidebar .data-numbers {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .data-sidebar .data-number-card {
                padding: 16px 10px;
            }
            .data-sidebar .data-number-card .num {
                font-size: 1.5rem;
            }
            .related-entry .entry-grid {
                grid-template-columns: 1fr;
            }
            .subscribe-cta {
                padding: 40px 24px;
            }
            .subscribe-cta .cta-form input {
                min-width: 100%;
                max-width: 100%;
            }
            .subscribe-cta .cta-form {
                flex-direction: column;
                align-items: center;
            }
            .subscribe-cta .cta-form button {
                width: 100%;
                max-width: 380px;
            }
            .container-custom {
                padding: 0 16px;
            }
            .filter-bar .filter-group {
                gap: 6px;
            }
            .filter-bar .filter-btn {
                padding: 5px 12px;
                font-size: 0.75rem;
            }
            .site-footer .footer-links {
                gap: 12px;
            }
            .site-footer {
                padding: 28px 16px 20px;
            }
            .timeline {
                padding-left: 24px;
            }
            .timeline-item {
                padding-left: 12px;
            }
            .timeline-item::before {
                left: -25px;
                width: 10px;
                height: 10px;
            }
        }
        @media (max-width: 520px) {
            body {
                font-size: 15px;
            }
            .archive-hero h1 {
                font-size: 1.5rem;
            }
            .archive-hero .hero-stats .stat-num {
                font-size: 1.25rem;
            }
            .archive-hero .hero-stats .stat-label {
                font-size: 0.7rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .archive-card .card-img-wrap {
                height: 170px;
            }
            .data-sidebar .data-numbers {
                grid-template-columns: 1fr 1fr;
            }
            .site-footer .footer-bottom {
                font-size: 0.68rem;
                gap: 2px;
            }
        }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}