/* roulang page: index */
:root {
            --bg-paper: #FAFAFA;
            --bg-dark: #111215;
            --bg-slate: #18191E;
            --bg-card: #FFFFFF;
            --primary-gold: #B3804D;
            --gold-hover: #9A6C3E;
            --text-main: #1F2937;
            --text-light: #F3F4F6;
            --text-muted: #6B7280;
            --border-light: #E5E7EB;
            --border-dark: #2A2D35;
            --radius-sm: 4px;
            --radius-md: 8px;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        body {
            background-color: var(--bg-paper);
            color: var(--text-main);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

        /* 顶部导航 Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(17, 18, 21, 0.94);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-dark);
            padding: 0.75rem 0;
        }
        .header-brand {
            font-size: 1.25rem;
            font-weight: 700;
            letter-spacing: -0.5px;
            color: #FFFFFF;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .header-brand i {
            color: var(--primary-gold);
        }
        .header-brand:hover {
            color: var(--primary-gold);
        }
        .nav-link-custom {
            color: #D1D5DB;
            font-size: 0.95rem;
            font-weight: 500;
            padding: 0.5rem 1rem;
            text-decoration: none;
            position: relative;
            transition: var(--transition-smooth);
        }
        .nav-link-custom:hover, .nav-link-custom.active {
            color: #FFFFFF;
        }
        .nav-link-custom::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            width: 0;
            height: 2px;
            background: var(--primary-gold);
            transition: var(--transition-smooth);
            transform: translateX(-50%);
        }
        .nav-link-custom:hover::after, .nav-link-custom.active::after {
            width: 80%;
        }
        .nav-search-box {
            position: relative;
            max-width: 200px;
        }
        .nav-search-box input {
            background: #24272E;
            border: 1px solid var(--border-dark);
            color: #E5E7EB;
            font-size: 0.85rem;
            border-radius: var(--radius-sm);
            padding: 0.35rem 0.75rem 0.35rem 2rem;
        }
        .nav-search-box input:focus {
            outline: none;
            border-color: var(--primary-gold);
            background: #1A1C22;
            color: #FFF;
        }
        .nav-search-box i {
            position: absolute;
            left: 0.65rem;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 0.8rem;
        }
        .btn-gold {
            background-color: var(--primary-gold);
            color: #FFFFFF;
            border: 1px solid var(--primary-gold);
            padding: 0.45rem 1.25rem;
            font-size: 0.9rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: var(--transition-smooth);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .btn-gold:hover {
            background-color: var(--gold-hover);
            border-color: var(--gold-hover);
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(179, 128, 77, 0.35);
        }
        .btn-outline-gold {
            border: 1px solid var(--primary-gold);
            color: var(--primary-gold);
            background: transparent;
            padding: 0.45rem 1.25rem;
            font-size: 0.9rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: var(--transition-smooth);
            text-decoration: none;
        }
        .btn-outline-gold:hover {
            background: var(--primary-gold);
            color: #FFF;
            transform: translateY(-2px);
        }

        /* Hero 视频官网全宽遮罩 */
        .hero-video-section {
            position: relative;
            background: #0B0C0E;
            min-height: 560px;
            display: flex;
            align-items: center;
            overflow: hidden;
            border-bottom: 1px solid var(--border-dark);
            color: #FFFFFF;
        }
        .hero-bg-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(17, 18, 21, 0.95) 0%, rgba(24, 25, 30, 0.8) 50%, rgba(179, 128, 77, 0.15) 100%);
            z-index: 1;
        }
        .hero-pattern {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            opacity: 0.05;
            background-image: radial-gradient(#FFFFFF 1px, transparent 1px);
            background-size: 24px 24px;
            z-index: 0;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            padding: 4rem 0;
        }
        .hero-title {
            font-size: 2.75rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -1px;
            margin-bottom: 1.5rem;
        }
        .hero-title span {
            color: var(--primary-gold);
        }
        .hero-desc {
            font-size: 1.05rem;
            color: #9CA3AF;
            line-height: 1.8;
            max-width: 780px;
            margin-bottom: 2rem;
        }
        .hero-play-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.75rem;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.15);
            padding: 0.5rem 1.25rem;
            border-radius: 50px;
            margin-bottom: 1.5rem;
            font-size: 0.85rem;
            color: #D1D5DB;
        }
        .hero-play-icon {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--primary-gold);
            color: #FFF;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.65rem;
        }

        /* 统一板块基类 */
        .section-padding {
            padding: 5rem 0;
        }
        .section-dark {
            background-color: var(--bg-dark);
            color: #FFFFFF;
        }
        .section-white {
            background-color: #FFFFFF;
            color: var(--text-main);
        }
        .section-header-left {
            margin-bottom: 3rem;
            border-left: 4px solid var(--primary-gold);
            padding-left: 1.25rem;
        }
        .section-header-center {
            margin-bottom: 3.5rem;
            text-align: center;
        }
        .section-pretitle {
            font-size: 0.85rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 2px;
            color: var(--primary-gold);
            margin-bottom: 0.5rem;
        }
        .section-h2 {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            margin-bottom: 0.75rem;
        }
        .section-p {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 760px;
            margin-bottom: 0;
        }

        /* 卡片重构 */
        .custom-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 2rem;
            height: 100%;
            transition: var(--transition-smooth);
            position: relative;
        }
        .custom-card:hover {
            border-color: var(--primary-gold);
            transform: translateY(-4px);
            box-shadow: 0 12px 24px rgba(0, 0, 0, 0.05);
        }
        .dark-card {
            background: var(--bg-slate);
            border: 1px solid var(--border-dark);
            color: #FFFFFF;
        }
        .dark-card:hover {
            border-color: var(--primary-gold);
            box-shadow: 0 12px 24px rgba(0, 0, 0, 0.3);
        }

        /* 01 痛点区 */
        .pain-num {
            font-size: 2rem;
            font-weight: 900;
            color: rgba(179, 128, 77, 0.3);
            line-height: 1;
            margin-bottom: 0.75rem;
        }

        /* 02 解决方案网格 */
        .sol-idx {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary-gold);
            font-family: monospace;
            margin-bottom: 1rem;
        }

        /* 03 矩阵卡片 Bento */
        .bento-card-lg {
            background: linear-gradient(145deg, #1F222A 0%, #15161A 100%);
            border: 1px solid var(--border-dark);
            padding: 2.5rem;
            border-radius: var(--radius-md);
            height: 100%;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        /* 04 流程步骤 */
        .flow-step-bar {
            position: relative;
            padding: 1.5rem;
            background: #FFFFFF;
            border-left: 3px solid var(--primary-gold);
            box-shadow: 0 2px 8px rgba(0,0,0,0.03);
            margin-bottom: 1.5rem;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
        }

        /* 05 成果数据指标 */
        .metric-value {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1;
            color: var(--primary-gold);
            margin-bottom: 0.5rem;
            font-family: monospace;
        }

        /* 06 证言卡片 */
        .testimonial-box {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 2rem;
            position: relative;
            height: 100%;
        }
        .testimonial-box::before {
            content: "\201C";
            font-size: 3.5rem;
            color: rgba(179, 128, 77, 0.2);
            position: absolute;
            top: 0.5rem;
            right: 1.5rem;
            line-height: 1;
        }

        /* 08 CMS资讯动态区 */
        .cms-primary-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .cms-placeholder-img {
            background: linear-gradient(135deg, #24272E, #111215);
            height: 220px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-gold);
            font-size: 2.5rem;
        }
        .cms-item-row {
            padding: 1.25rem;
            border-bottom: 1px solid var(--border-light);
            background: #FFFFFF;
            transition: var(--transition-smooth);
            display: block;
            text-decoration: none;
            color: inherit;
        }
        .cms-item-row:hover {
            background-color: #F8FAFC;
            border-left: 3px solid var(--primary-gold);
        }

        /* 对比表格 */
        .comparison-table {
            border-collapse: separate;
            border-spacing: 0;
            width: 100%;
            background: #FFFFFF;
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-light);
        }
        .comparison-table th, .comparison-table td {
            padding: 1.2rem 1.5rem;
            border-bottom: 1px solid var(--border-light);
            vertical-align: middle;
        }
        .comparison-table thead th {
            background: #F9FAFB;
            font-weight: 700;
        }
        .table-highlight-col {
            background-color: #FEFBF6;
            border-left: 2px solid var(--primary-gold);
            border-right: 2px solid var(--primary-gold);
        }

        /* 手风琴 FAQ */
        .custom-accordion .accordion-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            margin-bottom: 0.75rem;
            overflow: hidden;
        }
        .custom-accordion .accordion-button {
            font-weight: 600;
            color: var(--text-main);
            background: #FFFFFF;
            padding: 1.25rem;
        }
        .custom-accordion .accordion-button:not(.collapsed) {
            color: var(--primary-gold);
            background: #FFFDF9;
            box-shadow: none;
        }
        .custom-accordion .accordion-body {
            padding: 1.25rem;
            background: #FFFDF9;
            color: #4B5563;
            line-height: 1.8;
            font-size: 0.95rem;
        }

        /* 通用页脚 */
        .site-footer {
            background-color: var(--bg-dark);
            color: #9CA3AF;
            border-top: 1px solid var(--border-dark);
            padding: 4.5rem 0 2rem;
            font-size: 0.9rem;
        }
        .footer-logo {
            font-size: 1.35rem;
            font-weight: 800;
            color: #FFFFFF;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            margin-bottom: 1rem;
            text-decoration: none;
        }
        .footer-logo i {
            color: var(--primary-gold);
        }
        .footer-heading {
            font-size: 0.95rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 1.25rem;
            letter-spacing: 0.5px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 0.65rem;
        }
        .footer-links a {
            color: #9CA3AF;
            text-decoration: none;
            transition: var(--transition-smooth);
        }
        .footer-links a:hover {
            color: var(--primary-gold);
        }
        .footer-bottom {
            margin-top: 3.5rem;
            padding-top: 2rem;
            border-top: 1px solid var(--border-dark);
            font-size: 0.85rem;
            color: #6B7280;
        }

        @media (max-width: 768px) {
            .hero-title {
                font-size: 2rem;
            }
            .section-h2 {
                font-size: 1.6rem;
            }
            .nav-search-box {
                display: none;
            }
            .section-padding {
                padding: 3.5rem 0;
            }
        }

/* roulang page: article */
:root {
            --bg-paper: #FAFAFA;
            --bg-dark: #111215;
            --bg-slate: #18191E;
            --bg-card: #FFFFFF;
            --primary-gold: #B3804D;
            --gold-hover: #9A6C3E;
            --text-main: #1F2937;
            --text-light: #F3F4F6;
            --text-muted: #6B7280;
            --border-light: #E5E7EB;
            --border-dark: #2A2D35;
            --radius-sm: 4px;
            --radius-md: 8px;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        body {
            background-color: var(--bg-paper);
            color: var(--text-main);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
        }

        /* 顶部导航 Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(17, 18, 21, 0.96);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-dark);
            padding: 0.75rem 0;
        }

        .header-brand {
            font-size: 1.25rem;
            font-weight: 700;
            letter-spacing: -0.5px;
            color: #FFFFFF;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }

        .header-brand i {
            color: var(--primary-gold);
        }

        .header-brand:hover {
            color: var(--primary-gold);
        }

        .nav-link-custom {
            color: #D1D5DB;
            font-size: 0.95rem;
            font-weight: 500;
            padding: 0.5rem 1rem;
            text-decoration: none;
            position: relative;
            transition: var(--transition-smooth);
        }

        .nav-link-custom:hover, .nav-link-custom.active {
            color: #FFFFFF;
        }

        .nav-link-custom::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            width: 0;
            height: 2px;
            background: var(--primary-gold);
            transition: var(--transition-smooth);
            transform: translateX(-50%);
        }

        .nav-link-custom:hover::after, .nav-link-custom.active::after {
            width: 80%;
        }

        .nav-search-box {
            position: relative;
            max-width: 200px;
        }

        .nav-search-box input {
            background: #24272E;
            border: 1px solid var(--border-dark);
            color: #E5E7EB;
            font-size: 0.85rem;
            border-radius: var(--radius-sm);
            padding: 0.35rem 0.75rem 0.35rem 2rem;
        }

        .nav-search-box input:focus {
            outline: none;
            border-color: var(--primary-gold);
            background: #1A1C22;
            color: #FFF;
        }

        .nav-search-box i {
            position: absolute;
            left: 0.65rem;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 0.8rem;
        }

        .btn-gold {
            background-color: var(--primary-gold);
            color: #FFFFFF;
            border: 1px solid var(--primary-gold);
            padding: 0.45rem 1.25rem;
            font-size: 0.9rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: var(--transition-smooth);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }

        .btn-gold:hover {
            background-color: var(--gold-hover);
            border-color: var(--gold-hover);
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(179, 128, 77, 0.35);
        }

        .btn-outline-gold {
            border: 1px solid var(--primary-gold);
            color: var(--primary-gold);
            background: transparent;
            padding: 0.45rem 1.25rem;
            font-size: 0.9rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: var(--transition-smooth);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }

        .btn-outline-gold:hover {
            background: var(--primary-gold);
            color: #FFF;
            transform: translateY(-2px);
        }

        /* 面包屑与文章标头区 */
        .article-hero-section {
            background: #111215;
            color: #FFFFFF;
            padding: 3.5rem 0 3rem;
            border-bottom: 1px solid var(--border-dark);
            position: relative;
        }

        .article-breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.85rem;
            color: #9CA3AF;
            margin-bottom: 1.5rem;
        }

        .article-breadcrumb a {
            color: #9CA3AF;
            text-decoration: none;
            transition: var(--transition-smooth);
        }

        .article-breadcrumb a:hover {
            color: var(--primary-gold);
        }

        .article-breadcrumb span.separator {
            color: #4B5563;
        }

        .article-headline {
            font-size: 2.25rem;
            font-weight: 800;
            line-height: 1.35;
            letter-spacing: -0.5px;
            color: #FFFFFF;
            margin-bottom: 1.5rem;
        }

        .article-meta-bar {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 1.25rem;
            font-size: 0.875rem;
            color: #9CA3AF;
            padding-top: 1rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .meta-tag-pill {
            background: rgba(179, 128, 77, 0.15);
            color: var(--primary-gold);
            border: 1px solid rgba(179, 128, 77, 0.3);
            padding: 0.2rem 0.65rem;
            border-radius: var(--radius-sm);
            font-size: 0.75rem;
            font-weight: 600;
        }

        .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }

        /* 核心看点提炼卡片 */
        .key-takeaway-card {
            background: #FFFFFF;
            border-left: 4px solid var(--primary-gold);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            padding: 1.5rem 1.75rem;
            margin: 2.5rem 0 2rem;
        }

        .takeaway-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--bg-dark);
            margin-bottom: 0.75rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .takeaway-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .takeaway-list li {
            position: relative;
            padding-left: 1.25rem;
            margin-bottom: 0.5rem;
            font-size: 0.95rem;
            color: #4B5563;
        }

        .takeaway-list li::before {
            content: '■';
            position: absolute;
            left: 0;
            color: var(--primary-gold);
            font-size: 0.65rem;
            top: 0.2rem;
        }

        /* 正文区域排版规范 */
        .article-body-wrapper {
            background: #FFFFFF;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            padding: 2.5rem 3rem;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.03);
            margin-bottom: 2rem;
        }

        .article-rich-text {
            font-size: 1.05rem;
            color: #2D3748;
            line-height: 1.9;
        }

        .article-rich-text h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--bg-dark);
            margin: 2.25rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #F3F4F6;
            position: relative;
        }

        .article-rich-text h2::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 40px;
            height: 2px;
            background: var(--primary-gold);
        }

        .article-rich-text h3 {
            font-size: 1.25rem;
            font-weight: 600;
            color: #1F2937;
            margin: 1.75rem 0 0.75rem;
        }

        .article-rich-text p {
            margin-bottom: 1.5rem;
        }

        .article-rich-text blockquote {
            border-left: 3px solid var(--primary-gold);
            background: #F9FAFB;
            margin: 1.5rem 0;
            padding: 1rem 1.5rem;
            font-style: italic;
            color: #4B5563;
        }

        .article-rich-text ul, .article-rich-text ol {
            margin-bottom: 1.5rem;
            padding-left: 1.5rem;
        }

        .article-rich-text li {
            margin-bottom: 0.5rem;
        }

        /* 规格参数与对比信息表板块 */
        .specs-dashboard-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 1.75rem;
            margin-bottom: 2rem;
        }

        .specs-table th {
            background: #F9FAFB;
            color: var(--text-main);
            font-weight: 600;
            font-size: 0.9rem;
            border-color: var(--border-light);
        }

        .specs-table td {
            font-size: 0.9rem;
            color: #4B5563;
            border-color: var(--border-light);
            vertical-align: middle;
        }

        /* 交互反馈与版权保护声明挂件 */
        .article-engagement-bar {
            background: #F9FAFB;
            border: 1px dashed var(--border-light);
            border-radius: var(--radius-md);
            padding: 1.25rem 1.75rem;
            margin-bottom: 2.5rem;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
        }

        .engagement-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }

        .action-chip {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            padding: 0.4rem 0.9rem;
            font-size: 0.85rem;
            border-radius: var(--radius-sm);
            cursor: pointer;
            color: var(--text-main);
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            transition: var(--transition-smooth);
        }

        .action-chip:hover {
            border-color: var(--primary-gold);
            color: var(--primary-gold);
        }

        .license-notice {
            font-size: 0.8rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        /* 前后翻页导航微缩卡片 */
        .post-pagination-row {
            margin-bottom: 3rem;
        }

        .nav-direction-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 1.25rem 1.5rem;
            height: 100%;
            display: flex;
            flex-direction: column;
            justify-content: center;
            text-decoration: none;
            transition: var(--transition-smooth);
        }

        .nav-direction-card:hover {
            border-color: var(--primary-gold);
            box-shadow: 0 4px 15px rgba(0,0,0,0.05);
            transform: translateY(-2px);
        }

        .nav-direction-label {
            font-size: 0.75rem;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            color: var(--primary-gold);
            font-weight: 700;
            margin-bottom: 0.4rem;
        }

        .nav-direction-title {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-main);
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* 深度推荐相关矩阵流 */
        .related-section {
            padding: 3rem 0;
            background: #F3F4F6;
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }

        .section-header-compact {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 1.75rem;
        }

        .compact-title {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--bg-dark);
            margin: 0;
        }

        .related-post-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 1.25rem;
            height: 100%;
            display: flex;
            flex-direction: column;
            transition: var(--transition-smooth);
        }

        .related-post-card:hover {
            border-color: var(--primary-gold);
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(0,0,0,0.06);
        }

        .related-post-tag {
            font-size: 0.75rem;
            color: var(--primary-gold);
            font-weight: 600;
            margin-bottom: 0.5rem;
        }

        .related-post-title {
            font-size: 1rem;
            font-weight: 700;
            line-height: 1.45;
            color: var(--bg-dark);
            margin-bottom: 0.75rem;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-post-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 1rem;
            flex-grow: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-post-footer {
            font-size: 0.75rem;
            color: #9CA3AF;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-top: 1px solid #F3F4F6;
            padding-top: 0.75rem;
        }

        /* 转化与行动号召条 */
        .bottom-cta-banner {
            background: var(--bg-dark);
            color: #FFFFFF;
            padding: 3rem 0;
            border-top: 1px solid var(--border-dark);
        }

        .cta-inner-box {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1.5rem;
        }

        .cta-text-wrap h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
        }

        .cta-text-wrap p {
            color: #9CA3AF;
            margin: 0;
            font-size: 0.95rem;
        }

        /* 空状态卡片 */
        .empty-state-box {
            padding: 5rem 2rem;
            text-align: center;
            background: #FFFFFF;
            border: 1px dashed var(--border-light);
            border-radius: var(--radius-md);
            margin: 4rem auto;
            max-width: 680px;
        }

        .empty-icon {
            font-size: 3.5rem;
            color: #D1D5DB;
            margin-bottom: 1.25rem;
        }

        /* 页脚 Footer */
        .site-footer {
            background: #0B0C0E;
            color: #9CA3AF;
            padding: 4rem 0 2rem;
            border-top: 1px solid var(--border-dark);
            font-size: 0.9rem;
        }

        .footer-logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 1rem;
        }

        .footer-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 1.25rem;
            letter-spacing: 0.5px;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-links li {
            margin-bottom: 0.75rem;
        }

        .footer-links a {
            color: #9CA3AF;
            text-decoration: none;
            transition: var(--transition-smooth);
        }

        .footer-links a:hover {
            color: var(--primary-gold);
            padding-left: 4px;
        }

        .footer-authority-box {
            background: #18191E;
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-sm);
            padding: 1rem;
        }

        .footer-bottom {
            margin-top: 3rem;
            padding-top: 1.5rem;
            border-top: 1px solid var(--border-dark);
        }

        @media (max-width: 991px) {
            .article-headline {
                font-size: 1.85rem;
            }
            .article-body-wrapper {
                padding: 1.75rem;
            }
        }

        @media (max-width: 767px) {
            .article-hero-section {
                padding: 2.5rem 0 2rem;
            }
            .article-headline {
                font-size: 1.5rem;
            }
            .article-body-wrapper {
                padding: 1.25rem;
            }
            .article-meta-bar {
                gap: 0.75rem;
                font-size: 0.8rem;
            }
            .cta-inner-box {
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang page: category1 */
:root {
            --bg-paper: #FAFAFA;
            --bg-dark: #111215;
            --bg-slate: #18191E;
            --bg-card: #FFFFFF;
            --primary-gold: #B3804D;
            --gold-hover: #9A6C3E;
            --text-main: #1F2937;
            --text-light: #F3F4F6;
            --text-muted: #6B7280;
            --border-light: #E5E7EB;
            --border-dark: #2A2D35;
            --radius-sm: 4px;
            --radius-md: 8px;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        body {
            background-color: var(--bg-paper);
            color: var(--text-main);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

        /* 顶部导航 Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(17, 18, 21, 0.94);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-dark);
            padding: 0.75rem 0;
        }

        .header-brand {
            font-size: 1.25rem;
            font-weight: 700;
            letter-spacing: -0.5px;
            color: #FFFFFF;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }

        .header-brand i {
            color: var(--primary-gold);
        }

        .header-brand:hover {
            color: var(--primary-gold);
        }

        .nav-link-custom {
            color: #D1D5DB;
            font-size: 0.95rem;
            font-weight: 500;
            padding: 0.5rem 1rem;
            text-decoration: none;
            position: relative;
            transition: var(--transition-smooth);
        }

        .nav-link-custom:hover, .nav-link-custom.active {
            color: #FFFFFF;
        }

        .nav-link-custom::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            width: 0;
            height: 2px;
            background: var(--primary-gold);
            transition: var(--transition-smooth);
            transform: translateX(-50%);
        }

        .nav-link-custom:hover::after, .nav-link-custom.active::after {
            width: 80%;
        }

        .nav-search-box {
            position: relative;
            max-width: 200px;
        }

        .nav-search-box input {
            background: #24272E;
            border: 1px solid var(--border-dark);
            color: #E5E7EB;
            font-size: 0.85rem;
            border-radius: var(--radius-sm);
            padding: 0.35rem 0.75rem 0.35rem 2rem;
        }

        .nav-search-box input:focus {
            outline: none;
            border-color: var(--primary-gold);
            background: #1A1C22;
            color: #FFF;
        }

        .nav-search-box i {
            position: absolute;
            left: 0.65rem;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 0.8rem;
        }

        .btn-gold {
            background-color: var(--primary-gold);
            color: #FFFFFF;
            border: 1px solid var(--primary-gold);
            padding: 0.45rem 1.25rem;
            font-size: 0.9rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: var(--transition-smooth);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }

        .btn-gold:hover {
            background-color: var(--gold-hover);
            border-color: var(--gold-hover);
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(179, 128, 77, 0.35);
        }

        .btn-outline-gold {
            border: 1px solid var(--primary-gold);
            color: var(--primary-gold);
            background: transparent;
            padding: 0.45rem 1.25rem;
            font-size: 0.9rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: var(--transition-smooth);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }

        .btn-outline-gold:hover {
            background: var(--primary-gold);
            color: #FFF;
            transform: translateY(-2px);
        }

        /* 分类标头区 (Category Header) */
        .category-header-band {
            background: #111215;
            color: #FFFFFF;
            padding: 3.5rem 0 3rem;
            border-bottom: 1px solid var(--border-dark);
            position: relative;
        }

        .breadcrumb-nav {
            font-size: 0.85rem;
            margin-bottom: 1.25rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            color: #9CA3AF;
        }

        .breadcrumb-nav a {
            color: #9CA3AF;
            text-decoration: none;
            transition: var(--transition-smooth);
        }

        .breadcrumb-nav a:hover {
            color: var(--primary-gold);
        }

        .breadcrumb-nav span.separator {
            color: #4B5563;
        }

        .category-h1 {
            font-size: 2.25rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            line-height: 1.3;
            margin-bottom: 1rem;
            color: #FFFFFF;
        }

        .category-h1 span {
            color: var(--primary-gold);
        }

        .category-lead {
            color: #9CA3AF;
            font-size: 1.05rem;
            max-width: 820px;
            line-height: 1.8;
            margin-bottom: 1.5rem;
        }

        .category-meta-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
            align-items: center;
        }

        .badge-pill-custom {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.35rem 0.85rem;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-sm);
            font-size: 0.82rem;
            color: #D1D5DB;
        }

        .badge-pill-custom i {
            color: var(--primary-gold);
        }

        /* 筛选控制栏 (Filter Bar) */
        .filter-control-section {
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-light);
            padding: 1rem 0;
            position: sticky;
            top: 57px;
            z-index: 1020;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
        }

        .filter-tag-group {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            overflow-x: auto;
            white-space: nowrap;
            padding-bottom: 2px;
        }

        .filter-btn {
            background: #F3F4F6;
            border: 1px solid transparent;
            padding: 0.35rem 0.9rem;
            font-size: 0.85rem;
            font-weight: 500;
            color: #4B5563;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: var(--transition-smooth);
            text-decoration: none;
        }

        .filter-btn:hover, .filter-btn.active {
            background: #111215;
            color: #FFFFFF;
        }

        .sort-dropdown-label {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* 分类专属推荐 (Spotlight Section) */
        .spotlight-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 1.75rem;
            position: relative;
            transition: var(--transition-smooth);
            height: 100%;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .spotlight-card:hover {
            border-color: var(--primary-gold);
            transform: translateY(-3px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
        }

        .spotlight-tag {
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            color: var(--primary-gold);
            margin-bottom: 0.75rem;
            display: inline-block;
        }

        .spotlight-title {
            font-size: 1.25rem;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 0.75rem;
            color: var(--text-main);
        }

        .spotlight-desc {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 1.25rem;
        }

        .spotlight-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.82rem;
            color: #9CA3AF;
            border-top: 1px solid #F3F4F6;
            padding-top: 0.75rem;
        }

        /* 核心内容流卡片 (Feed Card) */
        .feed-post-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition-smooth);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .feed-post-card:hover {
            border-color: var(--primary-gold);
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
        }

        .feed-post-thumb {
            height: 170px;
            background: #18191E;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #4B5563;
        }

        .feed-post-thumb i {
            font-size: 2.5rem;
            color: #2A2D35;
            transition: var(--transition-smooth);
        }

        .feed-post-card:hover .feed-post-thumb i {
            color: var(--primary-gold);
            transform: scale(1.08);
        }

        .feed-category-pill {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(17, 18, 21, 0.85);
            border: 1px solid rgba(255, 255, 255, 0.15);
            color: #E5E7EB;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.2rem 0.6rem;
            border-radius: var(--radius-sm);
        }

        .feed-post-body {
            padding: 1.25rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .feed-post-title {
            font-size: 1.08rem;
            font-weight: 700;
            line-height: 1.45;
            margin-bottom: 0.65rem;
        }

        .feed-post-title a {
            color: var(--text-main);
            text-decoration: none;
            transition: var(--transition-smooth);
        }

        .feed-post-title a:hover {
            color: var(--primary-gold);
        }

        .feed-post-excerpt {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 1rem;
            flex: 1;
        }

        .feed-post-meta {
            font-size: 0.8rem;
            color: #9CA3AF;
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid #F3F4F6;
            padding-top: 0.75rem;
        }

        /* 核心指标看板 (Metrics Dashboard) */
        .metric-stat-card {
            background: #111215;
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 2rem 1.5rem;
            text-align: center;
            color: #FFFFFF;
            position: relative;
            overflow: hidden;
            transition: var(--transition-smooth);
        }

        .metric-stat-card:hover {
            border-color: var(--primary-gold);
        }

        .metric-stat-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--primary-gold), transparent);
            opacity: 0;
            transition: var(--transition-smooth);
        }

        .metric-stat-card:hover::after {
            opacity: 1;
        }

        .metric-number {
            font-size: 2.75rem;
            font-weight: 800;
            color: var(--primary-gold);
            line-height: 1.1;
            margin-bottom: 0.5rem;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
        }

        .metric-label {
            font-size: 1rem;
            font-weight: 600;
            color: #F3F4F6;
            margin-bottom: 0.4rem;
        }

        .metric-sub {
            font-size: 0.82rem;
            color: #9CA3AF;
        }

        /* 准则与核验规范 (Guidelines Checklist) */
        .checklist-item {
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            margin-bottom: 1.25rem;
        }

        .checklist-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(179, 128, 77, 0.15);
            color: var(--primary-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            flex-shrink: 0;
            margin-top: 0.15rem;
        }

        .checklist-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 0.2rem;
        }

        .checklist-text {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* 场景聚焦卡片 (Scenario Card) */
        .scenario-box {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 1.75rem;
            height: 100%;
            transition: var(--transition-smooth);
        }

        .scenario-box:hover {
            border-color: var(--primary-gold);
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(0, 0, 0, 0.04);
        }

        .scenario-num {
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--primary-gold);
            margin-bottom: 0.75rem;
            display: inline-block;
        }

        /* FAQ 手风琴纯平风格 */
        .accordion-custom .accordion-item {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            margin-bottom: 0.75rem;
            border-radius: var(--radius-sm) !important;
            overflow: hidden;
        }

        .accordion-custom .accordion-button {
            background: #FFFFFF;
            color: var(--text-main);
            font-weight: 600;
            font-size: 1rem;
            box-shadow: none;
            padding: 1.15rem 1.25rem;
        }

        .accordion-custom .accordion-button:not(.collapsed) {
            background: #FAFAFA;
            color: var(--primary-gold);
            border-bottom: 1px solid var(--border-light);
        }

        .accordion-custom .accordion-button:focus {
            box-shadow: none;
        }

        .accordion-custom .accordion-body {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.8;
            padding: 1.25rem;
        }

        /* 转化区 CTA Banner */
        .cta-banner-section {
            background: linear-gradient(135deg, #111215 0%, #1A1C22 100%);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 3rem 2.5rem;
            color: #FFFFFF;
            position: relative;
            overflow: hidden;
        }

        .cta-banner-pattern {
            position: absolute;
            top: 0;
            right: 0;
            bottom: 0;
            width: 40%;
            background: radial-gradient(circle at center, rgba(179, 128, 77, 0.15) 0%, transparent 70%);
            pointer-events: none;
        }

        /* 通用页脚 Footer */
        .site-footer {
            background: #0B0C0E;
            color: #D1D5DB;
            border-top: 1px solid var(--border-dark);
            padding: 4.5rem 0 2rem;
            margin-top: 5rem;
        }

        .footer-logo {
            font-size: 1.3rem;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 1rem;
            letter-spacing: -0.5px;
        }

        .footer-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 1.25rem;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-links li {
            margin-bottom: 0.65rem;
        }

        .footer-links a {
            color: #9CA3AF;
            text-decoration: none;
            font-size: 0.88rem;
            transition: var(--transition-smooth);
        }

        .footer-links a:hover {
            color: var(--primary-gold);
            padding-left: 4px;
        }

        .footer-authority-box {
            background: #14161B;
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-sm);
            padding: 1rem;
        }

        .footer-bottom {
            border-top: 1px solid #1E2128;
            margin-top: 3.5rem;
            padding-top: 1.75rem;
        }

        @media (max-width: 991px) {
            .category-h1 {
                font-size: 1.85rem;
            }
            .filter-control-section {
                top: 52px;
            }
        }

/* roulang page: category2 */
:root {
            --bg-paper: #FAFAFA;
            --bg-dark: #111215;
            --bg-slate: #18191E;
            --bg-card: #FFFFFF;
            --primary-gold: #B3804D;
            --gold-hover: #9A6C3E;
            --text-main: #1F2937;
            --text-light: #F3F4F6;
            --text-muted: #6B7280;
            --border-light: #E5E7EB;
            --border-dark: #2A2D35;
            --radius-sm: 4px;
            --radius-md: 8px;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        body {
            background-color: var(--bg-paper);
            color: var(--text-main);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

        /* 顶部导航 Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(17, 18, 21, 0.94);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-dark);
            padding: 0.75rem 0;
        }

        .header-brand {
            font-size: 1.25rem;
            font-weight: 700;
            letter-spacing: -0.5px;
            color: #FFFFFF;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }

        .header-brand i {
            color: var(--primary-gold);
        }

        .header-brand:hover {
            color: var(--primary-gold);
        }

        .nav-link-custom {
            color: #D1D5DB;
            font-size: 0.95rem;
            font-weight: 500;
            padding: 0.5rem 1rem;
            text-decoration: none;
            position: relative;
            transition: var(--transition-smooth);
        }

        .nav-link-custom:hover, .nav-link-custom.active {
            color: #FFFFFF;
        }

        .nav-link-custom::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            width: 0;
            height: 2px;
            background: var(--primary-gold);
            transition: var(--transition-smooth);
            transform: translateX(-50%);
        }

        .nav-link-custom:hover::after, .nav-link-custom.active::after {
            width: 80%;
        }

        .nav-search-box {
            position: relative;
            max-width: 200px;
        }

        .nav-search-box input {
            background: #24272E;
            border: 1px solid var(--border-dark);
            color: #E5E7EB;
            font-size: 0.85rem;
            border-radius: var(--radius-sm);
            padding: 0.35rem 0.75rem 0.35rem 2rem;
        }

        .nav-search-box input:focus {
            outline: none;
            border-color: var(--primary-gold);
            background: #1A1C22;
            color: #FFF;
        }

        .nav-search-box i {
            position: absolute;
            left: 0.65rem;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 0.8rem;
        }

        .btn-gold {
            background-color: var(--primary-gold);
            color: #FFFFFF;
            border: 1px solid var(--primary-gold);
            padding: 0.45rem 1.25rem;
            font-size: 0.9rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: var(--transition-smooth);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }

        .btn-gold:hover {
            background-color: var(--gold-hover);
            border-color: var(--gold-hover);
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(179, 128, 77, 0.35);
        }

        .btn-outline-gold {
            border: 1px solid var(--primary-gold);
            color: var(--primary-gold);
            background: transparent;
            padding: 0.45rem 1.25rem;
            font-size: 0.9rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: var(--transition-smooth);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }

        .btn-outline-gold:hover {
            background: var(--primary-gold);
            color: #FFF;
            transform: translateY(-2px);
        }

        /* 分类专属标头区 */
        .category-header-banner {
            background: var(--bg-dark);
            color: #FFF;
            border-bottom: 1px solid var(--border-dark);
            padding: 3.5rem 0 3rem;
            position: relative;
        }

        .category-breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.875rem;
            color: var(--text-muted);
            margin-bottom: 1.25rem;
        }

        .category-breadcrumb a {
            color: #9CA3AF;
            text-decoration: none;
            transition: var(--transition-smooth);
        }

        .category-breadcrumb a:hover {
            color: var(--primary-gold);
        }

        .category-title-h1 {
            font-size: 2.25rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            line-height: 1.3;
            margin-bottom: 1rem;
        }

        .category-title-h1 span {
            color: var(--primary-gold);
        }

        .category-lead {
            color: #9CA3AF;
            font-size: 1.05rem;
            max-width: 860px;
            line-height: 1.8;
            margin-bottom: 1.5rem;
        }

        .badge-metric {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-dark);
            color: #D1D5DB;
            padding: 0.35rem 0.85rem;
            border-radius: var(--radius-sm);
            font-size: 0.8rem;
        }

        .badge-metric i {
            color: var(--primary-gold);
        }

        /* 维度筛选控制栏 */
        .filter-toolbar {
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-light);
            padding: 1rem 0;
            box-shadow: 0 2px 4px rgba(0,0,0,0.02);
        }

        .filter-btn-group {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-wrap: wrap;
        }

        .filter-tag {
            font-size: 0.85rem;
            padding: 0.35rem 0.85rem;
            border: 1px solid var(--border-light);
            background: var(--bg-paper);
            color: var(--text-main);
            border-radius: var(--radius-sm);
            text-decoration: none;
            transition: var(--transition-smooth);
            cursor: pointer;
        }

        .filter-tag:hover, .filter-tag.active {
            border-color: var(--primary-gold);
            background: #FDF9F5;
            color: var(--primary-gold);
            font-weight: 600;
        }

        .view-switch-btn {
            border: 1px solid var(--border-light);
            background: transparent;
            color: var(--text-muted);
            padding: 0.35rem 0.65rem;
            border-radius: var(--radius-sm);
            font-size: 0.85rem;
        }

        .view-switch-btn.active {
            color: var(--primary-gold);
            border-color: var(--primary-gold);
        }

        /* 板块公用 */
        .section-padding {
            padding: 4.5rem 0;
        }

        .section-title-wrap {
            margin-bottom: 2.75rem;
        }

        .section-tag {
            display: inline-block;
            color: var(--primary-gold);
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            margin-bottom: 0.5rem;
        }

        .section-title {
            font-size: 1.85rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: -0.5px;
        }

        /* 精选双语深度卡片 */
        .featured-deep-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition-smooth);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .featured-deep-card:hover {
            border-color: var(--primary-gold);
            transform: translateY(-4px);
            box-shadow: 0 12px 24px rgba(0, 0, 0, 0.06);
        }

        .card-dual-header {
            background: #F8FAFC;
            border-bottom: 1px solid var(--border-light);
            padding: 1rem 1.25rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .card-badge-pill {
            background: rgba(179, 128, 77, 0.1);
            color: var(--primary-gold);
            border: 1px solid rgba(179, 128, 77, 0.25);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.2rem 0.6rem;
            border-radius: var(--radius-sm);
        }

        .card-dual-body {
            padding: 1.5rem;
            flex-grow: 1;
        }

        .bilingual-excerpt-box {
            background: #FAF8F5;
            border-left: 3px solid var(--primary-gold);
            padding: 0.85rem 1rem;
            font-size: 0.85rem;
            color: #4B5563;
            margin-bottom: 1.25rem;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
        }

        .bilingual-excerpt-box .orig-text {
            font-style: italic;
            margin-bottom: 0.4rem;
            color: #374151;
        }

        /* 动态列表卡片 */
        .article-post-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 1.5rem;
            margin-bottom: 1.25rem;
            transition: var(--transition-smooth);
        }

        .article-post-card:hover {
            border-color: var(--primary-gold);
            box-shadow: 0 6px 16px rgba(0, 0, 0, 0.04);
            transform: translateX(3px);
        }

        .article-post-link {
            color: var(--text-main);
            font-size: 1.15rem;
            font-weight: 700;
            text-decoration: none;
            transition: var(--transition-smooth);
            display: block;
            margin-bottom: 0.6rem;
        }

        .article-post-link:hover {
            color: var(--primary-gold);
        }

        .article-meta-row {
            display: flex;
            align-items: center;
            gap: 1.25rem;
            font-size: 0.825rem;
            color: var(--text-muted);
            margin-top: 0.75rem;
            flex-wrap: wrap;
        }

        .article-meta-row span {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
        }

        /* 双语研读方法指南双栏 */
        .guide-split-box {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 2.5rem;
        }

        .checklist-item {
            display: flex;
            align-items: flex-start;
            gap: 0.85rem;
            margin-bottom: 1.25rem;
        }

        .checklist-icon {
            width: 28px;
            height: 28px;
            background: #FDF6EE;
            color: var(--primary-gold);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            flex-shrink: 0;
            margin-top: 0.2rem;
        }

        /* 核心指标看板 */
        .metric-stat-card {
            background: var(--bg-dark);
            color: #FFFFFF;
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 2.25rem 1.75rem;
            text-align: center;
            position: relative;
            overflow: hidden;
            transition: var(--transition-smooth);
        }

        .metric-stat-card:hover {
            border-color: var(--primary-gold);
            transform: translateY(-4px);
        }

        .metric-stat-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--primary-gold);
        }

        .metric-num {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary-gold);
            letter-spacing: -1px;
            margin-bottom: 0.35rem;
            font-family: monospace, sans-serif;
        }

        /* 底部转化 Banner */
        .bottom-action-banner {
            background: linear-gradient(135deg, #111215 0%, #1F232B 100%);
            border-top: 1px solid var(--border-dark);
            padding: 4rem 0;
            color: #FFF;
        }

        .newsletter-form-group {
            display: flex;
            gap: 0.5rem;
            max-width: 500px;
            margin: 0 auto;
        }

        .newsletter-form-group input {
            background: #24272E;
            border: 1px solid var(--border-dark);
            color: #FFF;
            padding: 0.65rem 1rem;
            border-radius: var(--radius-sm);
            flex-grow: 1;
        }

        .newsletter-form-group input:focus {
            outline: none;
            border-color: var(--primary-gold);
        }

        /* 通用页脚 Footer */
        .site-footer {
            background: var(--bg-dark);
            color: #9CA3AF;
            border-top: 1px solid var(--border-dark);
            padding: 4rem 0 2rem;
            font-size: 0.9rem;
        }

        .footer-logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 1rem;
            display: inline-block;
        }

        .footer-title {
            color: #FFFFFF;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 1.25rem;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-links li {
            margin-bottom: 0.65rem;
        }

        .footer-links a {
            color: #9CA3AF;
            text-decoration: none;
            transition: var(--transition-smooth);
        }

        .footer-links a:hover {
            color: var(--primary-gold);
            padding-left: 4px;
        }

        .footer-authority-box {
            background: #181A1F;
            border: 1px solid var(--border-dark);
            padding: 1rem;
            border-radius: var(--radius-sm);
        }

        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            margin-top: 3.5rem;
            padding-top: 1.75rem;
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .category-title-h1 {
                font-size: 1.75rem;
            }
            .section-padding {
                padding: 3rem 0;
            }
            .newsletter-form-group {
                flex-direction: column;
            }
        }

/* 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}