/* roulang page: index */
:root {
            --primary: #2B6CB0;
            --primary-hover: #1E4E7A;
            --bg-body: #F4F8FC;
            --bg-secondary: #EAF1F9;
            --card-bg: #FFFFFF;
            --gold: #C8A96A;
            --gold-light: #E6C88A;
            --text-main: #16283D;
            --text-body: #415879;
            --text-muted: #6B7F99;
            --border: #D7E2EE;
            --divider: rgba(43, 108, 176, 0.16);
            --success: #3A9D6E;
            --danger: #D1695A;
            --radius-card: 12px;
            --radius-btn: 10px;
            --shadow-card: 0 8px 24px rgba(43, 108, 176, 0.10);
            --shadow-card-hover: 0 16px 40px rgba(43, 108, 176, 0.22);
            --transition: 0.3s ease;
            --font-family: 'Noto Sans SC', 'Source Han Sans SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background: var(--bg-body);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

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

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

        a:hover,
        a:focus {
            color: var(--primary-hover);
            outline: none;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        button {
            cursor: pointer;
            font-family: var(--font-family);
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-family);
            color: var(--text-main);
            font-weight: 700;
            margin: 0 0 0.5em;
            line-height: 1.35;
        }

        h1 {
            font-size: 2.25rem;
            letter-spacing: 0.5px;
            line-height: 1.25;
        }

        h2 {
            font-size: 1.75rem;
        }

        h3 {
            font-size: 1.25rem;
            font-weight: 600;
        }

        p {
            margin-top: 0;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        /* ========== 导航 Header ========== */
        .site-header {
            background: var(--card-bg);
            border-bottom: 1px solid var(--divider);
            box-shadow: 0 2px 12px rgba(43, 108, 176, 0.06);
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            height: 64px;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
        }

        .header-left {
            display: flex;
            align-items: center;
            gap: 1.5rem;
            flex: 1;
            min-width: 0;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-main);
            white-space: nowrap;
            letter-spacing: 0.3px;
            text-decoration: none;
            flex-shrink: 0;
        }

        .brand-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--bg-secondary);
            border: 1px solid var(--border);
            color: var(--primary);
            font-size: 1rem;
            flex-shrink: 0;
        }

        .brand-logo .logo-text {
            display: inline-block;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 0.35rem;
            flex-wrap: wrap;
            min-width: 0;
        }

        .header-nav a {
            display: inline-block;
            padding: 0.5rem 0.85rem;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-muted);
            border-radius: 6px;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .header-nav a:hover {
            color: var(--primary);
            background: var(--bg-secondary);
        }

        .header-nav a.active {
            color: var(--primary);
            font-weight: 600;
            position: relative;
        }

        .header-nav a.active::after {
            content: '';
            position: absolute;
            left: 0.85rem;
            right: 0.85rem;
            bottom: 0.15rem;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }

        .header-search {
            display: flex;
            align-items: center;
            background: var(--bg-body);
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 0.35rem 0.75rem;
            gap: 0.45rem;
            min-width: 200px;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .header-search:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(43, 108, 176, 0.12);
        }

        .header-search i {
            color: var(--text-muted);
            font-size: 0.85rem;
        }

        .header-search input {
            border: none;
            background: transparent;
            outline: none;
            padding: 0;
            font-size: 0.88rem;
            color: var(--text-main);
            width: 100%;
            font-family: var(--font-family);
        }

        .header-search input::placeholder {
            color: var(--text-muted);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.45rem;
            font-family: var(--font-family);
            font-size: 0.92rem;
            font-weight: 600;
            padding: 0.55rem 1.25rem;
            border-radius: var(--radius-btn);
            border: 1px solid transparent;
            transition: all var(--transition);
            text-decoration: none;
            white-space: nowrap;
            line-height: 1.5;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--primary-hover);
            border-color: var(--primary-hover);
            color: #fff;
            box-shadow: 0 0 0 4px rgba(43, 108, 176, 0.15);
        }

        .btn-ghost {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }

        .btn-ghost:hover,
        .btn-ghost:focus {
            background: var(--bg-secondary);
            color: var(--primary-hover);
            border-color: var(--primary-hover);
            box-shadow: 0 0 0 4px rgba(43, 108, 176, 0.12);
        }

        .btn-gold {
            background: var(--gold);
            color: #fff;
            border-color: var(--gold);
        }

        .btn-gold:hover,
        .btn-gold:focus {
            background: #b69755;
            border-color: #b69755;
            color: #fff;
            box-shadow: 0 0 0 4px rgba(200, 169, 106, 0.18);
        }

        .btn-sm {
            padding: 0.45rem 0.9rem;
            font-size: 0.85rem;
        }

        .btn-lg {
            padding: 0.75rem 1.6rem;
            font-size: 1rem;
        }

        .btn .fa-arrow-right {
            font-size: 0.8rem;
            transition: transform var(--transition);
        }

        .btn:hover .fa-arrow-right {
            transform: translateX(3px);
        }

        /* 移动端汉堡按钮 */
        .nav-toggle-btn {
            display: none;
            background: transparent;
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 0.5rem 0.65rem;
            color: var(--text-main);
            font-size: 1.1rem;
            align-items: center;
            justify-content: center;
            transition: all var(--transition);
        }

        .nav-toggle-btn:hover {
            background: var(--bg-secondary);
            border-color: var(--primary);
            color: var(--primary);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            background: var(--card-bg);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 12px 32px rgba(43, 108, 176, 0.12);
            padding: 1rem 1.25rem 1.5rem;
            z-index: 998;
            flex-direction: column;
            gap: 0.75rem;
        }

        .mobile-menu.open {
            display: flex;
        }

        .mobile-menu a {
            display: block;
            padding: 0.65rem 0.85rem;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-main);
            border-radius: 8px;
            background: var(--bg-body);
            transition: all var(--transition);
            text-decoration: none;
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            background: var(--bg-secondary);
            color: var(--primary);
        }

        .mobile-menu .mobile-search {
            display: flex;
            align-items: center;
            background: var(--bg-body);
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 0.5rem 0.8rem;
            margin-top: 0.5rem;
        }

        .mobile-menu .mobile-search input {
            flex: 1;
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.9rem;
            font-family: var(--font-family);
            color: var(--text-main);
        }

        /* ========== 首屏 Hero ========== */
        .hero-section {
            padding-top: 64px;
            background: var(--bg-body);
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 55%;
            height: 100%;
            background: var(--bg-secondary);
            z-index: 0;
            clip-path: polygon(18% 0, 100% 0, 100% 100%, 0 100%);
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
            position: relative;
            z-index: 1;
            padding: 4rem 0 4.5rem;
        }

        .hero-left {
            padding-right: 1rem;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.45rem;
            padding: 0.4rem 0.9rem;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--primary);
            background: rgba(43, 108, 176, 0.08);
            border: 1px solid var(--divider);
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 1.25rem;
        }

        .hero-badge i {
            font-size: 0.75rem;
        }

        .hero-title {
            font-size: 2.6rem;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            letter-spacing: 0.5px;
            margin-bottom: 1rem;
        }

        .hero-subtitle {
            font-size: 1.06rem;
            color: var(--text-body);
            line-height: 1.8;
            max-width: 520px;
            margin-bottom: 1.75rem;
        }

        .hero-actions {
            display: flex;
            align-items: center;
            gap: 0.9rem;
            flex-wrap: wrap;
            margin-bottom: 1.75rem;
        }

        .hero-trust {
            display: flex;
            align-items: center;
            gap: 1.5rem;
            flex-wrap: wrap;
            padding-top: 1.25rem;
            border-top: 1px solid var(--divider);
        }

        .trust-item {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .trust-item i {
            color: var(--success);
            font-size: 0.85rem;
        }

        .hero-right {
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }

        .hero-visual {
            position: relative;
            width: 100%;
            max-width: 520px;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 24px 56px rgba(43, 108, 176, 0.18);
            border: 1px solid var(--border);
            background: var(--bg-secondary);
            aspect-ratio: 4 / 3;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .hero-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 16px;
        }

        .hero-visual::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(43, 108, 176, 0.12) 0%, transparent 40%, rgba(200, 169, 106, 0.10) 100%);
            pointer-events: none;
            border-radius: 16px;
        }

        .hero-visual-label {
            position: absolute;
            bottom: 1rem;
            right: 1rem;
            background: rgba(255, 255, 255, 0.92);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 0.5rem 0.85rem;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--text-main);
            z-index: 2;
            backdrop-filter: blur(8px);
        }

        /* ========== Section 通用 ========== */
        .section {
            padding: 4.5rem 0;
        }

        .section-alt {
            background: var(--bg-body);
        }

        .section-white {
            background: var(--card-bg);
        }

        .section-secondary {
            background: var(--bg-secondary);
        }

        .section-header {
            margin-bottom: 2.5rem;
        }

        .section-header h2 {
            font-size: 1.7rem;
            margin-bottom: 0.5rem;
        }

        .section-header p {
            font-size: 0.98rem;
            color: var(--text-muted);
            max-width: 680px;
            line-height: 1.8;
            margin-bottom: 0;
        }

        .section-header .section-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--text-muted);
            letter-spacing: 0.6px;
            text-transform: uppercase;
            margin-bottom: 0.55rem;
        }

        /* ========== 卡片组件 ========== */
        .card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            overflow: hidden;
        }

        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: rgba(43, 108, 176, 0.28);
        }

        .card-body {
            padding: 1.5rem;
        }

        .card-body h3 {
            font-size: 1.08rem;
            margin-bottom: 0.55rem;
        }

        .card-body p {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 0;
        }

        .card-cover {
            width: 100%;
            height: 180px;
            object-fit: cover;
            display: block;
            background: var(--bg-secondary);
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            padding: 0.3rem 0.75rem;
            font-size: 0.78rem;
            font-weight: 600;
            border-radius: 20px;
            letter-spacing: 0.3px;
        }

        .badge-blue {
            background: rgba(43, 108, 176, 0.09);
            color: var(--primary);
            border: 1px solid rgba(43, 108, 176, 0.2);
        }

        .badge-gold {
            background: rgba(200, 169, 106, 0.12);
            color: #8a6d3b;
            border: 1px solid rgba(200, 169, 106, 0.3);
        }

        .badge-success {
            background: rgba(58, 157, 110, 0.1);
            color: var(--success);
            border: 1px solid rgba(58, 157, 110, 0.25);
        }

        /* ========== 快速通道 ========== */
        .quick-links {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1rem;
        }

        .quick-link-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 1.25rem 1.5rem;
            display: flex;
            align-items: center;
            gap: 0.9rem;
            text-decoration: none;
            color: var(--text-main);
            transition: all var(--transition);
            box-shadow: var(--shadow-card);
        }

        .quick-link-card:hover {
            color: var(--text-main);
            border-color: var(--primary);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .quick-link-card .ql-icon {
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: var(--bg-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .quick-link-card .ql-text strong {
            display: block;
            font-size: 0.93rem;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 0.15rem;
        }

        .quick-link-card .ql-text span {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* ========== 服务矩阵 4+1 ========== */
        .service-matrix {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.2rem;
        }

        .service-matrix .service-card {
            padding: 1.75rem 1.5rem;
            text-align: left;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

        .service-matrix .service-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: rgba(43, 108, 176, 0.3);
        }

        .service-matrix .service-card .svc-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: var(--bg-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 1.3rem;
            margin-bottom: 1rem;
        }

        .service-matrix .service-card h3 {
            font-size: 1.05rem;
            margin-bottom: 0.5rem;
        }

        .service-matrix .service-card p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 1rem;
        }

        .service-matrix .service-card a {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
        }

        .service-matrix .service-card a:hover {
            color: var(--primary-hover);
        }

        .service-matrix .service-card-featured {
            background: linear-gradient(160deg, rgba(43, 108, 176, 0.05) 0%, var(--card-bg) 60%);
            border-color: rgba(43, 108, 176, 0.25);
        }

        .svc-link-plain {
            color: var(--primary);
            font-size: 0.88rem;
            font-weight: 600;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
        }

        .svc-link-plain:hover {
            color: var(--primary-hover);
        }

        /* ========== 数据条 ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.2rem;
        }

        .stat-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 1.6rem 1.4rem;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

        .stat-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .stat-number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 0.35rem;
            letter-spacing: 0.5px;
        }

        .stat-label {
            font-size: 0.88rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        .stat-desc {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-top: 0.3rem;
        }

        /* ========== 流程 ========== */
        .flow-steps {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 1rem;
            position: relative;
        }

        .flow-step {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 1.5rem 1.25rem;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            position: relative;
        }

        .flow-step:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .flow-step .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-size: 0.85rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
        }

        .flow-step h3 {
            font-size: 0.95rem;
            margin-bottom: 0.4rem;
        }

        .flow-step p {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ========== 分类入口 ========== */
        .category-entry-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.2rem;
        }

        .category-entry-card {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            text-decoration: none;
            display: block;
            background: var(--card-bg);
        }

        .category-entry-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .category-entry-card .cat-cover {
            width: 100%;
            height: 160px;
            object-fit: cover;
            display: block;
            background: var(--bg-secondary);
        }

        .category-entry-card .cat-body {
            padding: 1.25rem 1.4rem;
        }

        .category-entry-card .cat-body h3 {
            font-size: 1.02rem;
            margin-bottom: 0.4rem;
            color: var(--text-main);
        }

        .category-entry-card .cat-body p {
            font-size: 0.86rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ========== 案例墙 ========== */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.3rem;
        }

        .case-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

        .case-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .case-card .case-cover {
            width: 100%;
            height: 170px;
            object-fit: cover;
            display: block;
            background: var(--bg-secondary);
        }

        .case-card .case-body {
            padding: 1.35rem 1.4rem;
        }

        .case-card .case-body .case-meta {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-bottom: 0.5rem;
        }

        .case-card .case-body h3 {
            font-size: 1rem;
            margin-bottom: 0.45rem;
        }

        .case-card .case-body p {
            font-size: 0.86rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ========== CMS 资讯列表 ========== */
        .cms-list-section .cms-card {
            display: flex;
            flex-direction: column;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            height: 100%;
        }

        .cms-list-section .cms-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: rgba(43, 108, 176, 0.3);
        }

        .cms-list-section .cms-card .cms-cover {
            width: 100%;
            height: 160px;
            object-fit: cover;
            display: block;
            background: var(--bg-secondary);
        }

        .cms-list-section .cms-card .cms-body {
            padding: 1.3rem 1.4rem;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .cms-list-section .cms-card .cms-meta {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-bottom: 0.5rem;
            flex-wrap: wrap;
        }

        .cms-list-section .cms-card h3 {
            font-size: 0.98rem;
            margin-bottom: 0.45rem;
            line-height: 1.5;
        }

        .cms-list-section .cms-card h3 a {
            color: var(--text-main);
            text-decoration: none;
        }

        .cms-list-section .cms-card h3 a:hover {
            color: var(--primary);
        }

        .cms-list-section .cms-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0;
            flex: 1;
        }

        .cms-empty {
            text-align: center;
            padding: 3rem 1.5rem;
            background: var(--bg-body);
            border: 1px dashed var(--border);
            border-radius: var(--radius-card);
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        /* ========== 合作生态 ========== */
        .partner-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 0.9rem;
        }

        .partner-logo {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 1rem 0.8rem;
            text-align: center;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 56px;
            transition: all var(--transition);
            letter-spacing: 0.3px;
        }

        .partner-logo:hover {
            border-color: var(--primary);
            color: var(--primary);
            box-shadow: var(--shadow-card);
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--border);
            border-radius: 10px;
            margin-bottom: 0.75rem;
            overflow: hidden;
            background: var(--card-bg);
            transition: all var(--transition);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-card);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1.1rem 1.4rem;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-main);
            cursor: pointer;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-family);
            gap: 0.75rem;
            transition: background var(--transition);
        }

        .faq-question:hover {
            background: var(--bg-body);
        }

        .faq-question .faq-toggle {
            flex-shrink: 0;
            color: var(--primary);
            font-size: 0.8rem;
            transition: transform var(--transition);
        }

        .faq-item.open .faq-toggle {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
        }

        .faq-answer p {
            padding: 0 1.4rem 1.25rem;
            font-size: 0.9rem;
            color: var(--text-body);
            line-height: 1.8;
            margin-bottom: 0;
        }

        /* ========== 保障条 ========== */
        .guarantee-bar {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 1.8rem 2rem;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.2rem;
        }

        .guarantee-item {
            display: flex;
            align-items: flex-start;
            gap: 0.8rem;
        }

        .guarantee-item .g-icon {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: var(--bg-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--success);
            font-size: 1rem;
            flex-shrink: 0;
        }

        .guarantee-item .g-text strong {
            display: block;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 0.2rem;
        }

        .guarantee-item .g-text span {
            font-size: 0.8rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ========== 竖屏种草 ========== */
        .vertical-feed {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 1rem;
        }

        .vertical-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

        .vertical-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .vertical-card .vc-cover {
            width: 100%;
            aspect-ratio: 3 / 4;
            object-fit: cover;
            display: block;
            background: var(--bg-secondary);
        }

        .vertical-card .vc-body {
            padding: 1rem 1.1rem;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .vertical-card .vc-body h3 {
            font-size: 0.88rem;
            line-height: 1.5;
            margin-bottom: 0.4rem;
        }

        .vertical-card .vc-body p {
            font-size: 0.8rem;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 0.7rem;
            flex: 1;
        }

        .vertical-card .vc-body a {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--primary);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }

        .vertical-card .vc-body a:hover {
            color: var(--primary-hover);
        }

        /* ========== 联系/CTA ========== */
        .cta-section {
            background: linear-gradient(155deg, rgba(43, 108, 176, 0.06) 0%, var(--bg-body) 55%, rgba(200, 169, 106, 0.08) 100%);
            border-top: 1px solid var(--divider);
            border-bottom: 1px solid var(--divider);
        }

        .cta-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2.5rem;
            align-items: center;
        }

        .cta-left h2 {
            font-size: 1.55rem;
            margin-bottom: 0.75rem;
        }

        .cta-left p {
            font-size: 0.98rem;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 1.25rem;
            max-width: 480px;
        }

        .cta-left ul {
            list-style: none;
            padding: 0;
            margin: 0 0 1.25rem;
        }

        .cta-left ul li {
            display: flex;
            align-items: center;
            gap: 0.55rem;
            font-size: 0.9rem;
            color: var(--text-body);
            margin-bottom: 0.5rem;
        }

        .cta-left ul li i {
            color: var(--success);
            font-size: 0.85rem;
        }

        .cta-right .cta-form-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 1.8rem 1.75rem;
        }

        .cta-form-card h3 {
            font-size: 1.1rem;
            margin-bottom: 1.1rem;
            text-align: center;
        }

        .cta-form-card .form-field {
            margin-bottom: 0.85rem;
        }

        .cta-form-card label {
            display: block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 0.3rem;
        }

        .cta-form-card input {
            width: 100%;
            padding: 0.65rem 0.85rem;
            font-size: 0.9rem;
            font-family: var(--font-family);
            border: 1px solid var(--border);
            border-radius: 8px;
            background: var(--bg-body);
            color: var(--text-main);
            transition: all var(--transition);
            outline: none;
        }

        .cta-form-card input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(43, 108, 176, 0.12);
            background: #fff;
        }

        .cta-form-card .form-note {
            font-size: 0.75rem;
            color: var(--text-muted);
            text-align: center;
            margin-top: 0.65rem;
            margin-bottom: 0;
        }

        /* ========== 无障碍说明 ========== */
        .a11y-bar {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 1.1rem 1.4rem;
            display: flex;
            align-items: center;
            gap: 0.8rem;
            font-size: 0.86rem;
            color: var(--text-muted);
        }

        .a11y-bar i {
            color: var(--primary);
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: #16283D;
            color: #B8C7D9;
            padding: 3.5rem 0 1.8rem;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
            gap: 2rem;
            margin-bottom: 2.5rem;
        }

        .footer-brand .brand-name {
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.6rem;
            letter-spacing: 0.4px;
        }

        .footer-brand p {
            font-size: 0.85rem;
            color: #8FA3BC;
            line-height: 1.75;
            margin-bottom: 0;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 1rem;
            letter-spacing: 0.4px;
        }

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

        .footer-col ul li {
            margin-bottom: 0.55rem;
        }

        .footer-col ul li a {
            font-size: 0.85rem;
            color: #8FA3BC;
            text-decoration: none;
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--gold-light);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.75rem;
        }

        .footer-bottom .copyright {
            font-size: 0.8rem;
            color: #6B7F99;
        }

        .footer-bottom .footer-links {
            display: flex;
            gap: 1.2rem;
            flex-wrap: wrap;
        }

        .footer-bottom .footer-links a {
            font-size: 0.8rem;
            color: #6B7F99;
            text-decoration: none;
        }

        .footer-bottom .footer-links a:hover {
            color: var(--gold-light);
        }

        .footer-bottom .footer-meta {
            font-size: 0.75rem;
            color: #5A6F88;
            width: 100%;
            margin-top: 0.35rem;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr 1fr;
                gap: 2rem;
            }
            .hero-title {
                font-size: 2.2rem;
            }
            .service-matrix {
                grid-template-columns: repeat(2, 1fr);
            }
            .flow-steps {
                grid-template-columns: repeat(3, 1fr);
            }
            .category-entry-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .case-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .partner-grid {
                grid-template-columns: repeat(4, 1fr);
            }
            .guarantee-bar {
                grid-template-columns: repeat(2, 1fr);
            }
            .vertical-feed {
                grid-template-columns: repeat(3, 1fr);
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .quick-links {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 2fr 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .site-header {
                height: 56px;
            }
            .site-header .container {
                height: 56px;
            }
            .header-nav {
                display: none;
            }
            .header-right {
                display: none;
            }
            .nav-toggle-btn {
                display: inline-flex;
            }
            .hero-section {
                padding-top: 56px;
            }
            .hero-section::before {
                width: 100%;
                height: 35%;
                clip-path: none;
                top: auto;
                bottom: 0;
            }
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 1.75rem;
                padding: 2.5rem 0 2.8rem;
            }
            .hero-left {
                padding-right: 0;
            }
            .hero-title {
                font-size: 1.75rem;
            }
            .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-actions {
                flex-direction: column;
                align-items: flex-start;
            }
            .hero-visual {
                max-width: 100%;
            }
            .section {
                padding: 2.8rem 0;
            }
            .section-header h2 {
                font-size: 1.35rem;
            }
            .quick-links {
                grid-template-columns: 1fr 1fr;
            }
            .service-matrix {
                grid-template-columns: 1fr;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
            }
            .flow-steps {
                grid-template-columns: 1fr;
            }
            .category-entry-grid {
                grid-template-columns: 1fr;
            }
            .case-grid {
                grid-template-columns: 1fr;
            }
            .partner-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .guarantee-bar {
                grid-template-columns: 1fr;
                padding: 1.4rem 1.2rem;
            }
            .vertical-feed {
                grid-template-columns: repeat(2, 1fr);
            }
            .cta-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.5rem;
            }
        }

        @media (max-width: 520px) {
            h1 {
                font-size: 1.6rem;
            }
            h2 {
                font-size: 1.25rem;
            }
            .hero-title {
                font-size: 1.5rem;
            }
            .hero-subtitle {
                font-size: 0.88rem;
            }
            .quick-links {
                grid-template-columns: 1fr;
            }
            .stats-row {
                grid-template-columns: 1fr;
            }
            .partner-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .vertical-feed {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .hero-visual {
                aspect-ratio: 16 / 9;
            }
        }

        /* Foundation 覆盖 */
        .foundation-base button,
        .foundation-base .button {
            font-family: var(--font-family);
        }
        .reveal {
            border-radius: 16px;
        }

/* roulang page: article */
:root {
            --primary: #2B6CB0;
            --primary-hover: #1E4E7A;
            --bg-body: #F4F8FC;
            --bg-secondary: #EAF1F9;
            --card-bg: #FFFFFF;
            --gold: #C8A96A;
            --gold-light: #E6C88A;
            --text-main: #16283D;
            --text-body: #415879;
            --text-muted: #6B7F99;
            --border: #D7E2EE;
            --divider: rgba(43, 108, 176, 0.16);
            --success: #3A9D6E;
            --danger: #D1695A;
            --radius-card: 12px;
            --radius-btn: 10px;
            --shadow-card: 0 8px 24px rgba(43, 108, 176, 0.10);
            --shadow-card-hover: 0 16px 40px rgba(43, 108, 176, 0.22);
            --transition: 0.3s ease;
            --font-family: 'Noto Sans SC', 'Source Han Sans SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background: var(--bg-body);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover,
        a:focus {
            color: var(--primary-hover);
            outline: none;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        button {
            cursor: pointer;
            font-family: var(--font-family);
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }
        h1, h2, h3, h4, h5, h6 {
            color: var(--text-main);
            font-weight: 700;
            line-height: 1.4;
            margin: 0 0 0.75rem;
        }
        h1 {
            font-size: 2rem;
            letter-spacing: 0.5px;
        }
        h2 {
            font-size: 1.6rem;
        }
        h3 {
            font-size: 1.2rem;
            font-weight: 600;
        }
        p {
            margin: 0 0 1rem;
        }
        .section {
            padding: 4rem 0;
        }
        .section-sm {
            padding: 2.5rem 0;
        }
        .section-alt {
            background: var(--bg-secondary);
        }
        .section-title {
            font-size: 1.7rem;
            margin-bottom: 0.6rem;
            position: relative;
            padding-bottom: 0.75rem;
        }
        .section-title::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 56px;
            height: 3px;
            border-radius: 3px;
            background: linear-gradient(90deg, var(--primary), var(--gold));
        }
        .section-subtitle {
            font-size: 0.98rem;
            color: var(--text-muted);
            margin-bottom: 2rem;
            max-width: 640px;
        }
        .text-center {
            text-align: center;
        }
        .text-center .section-title::after {
            left: 50%;
            transform: translateX(-50%);
        }
        .text-center .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }
        /* ========== 按钮 ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.45rem;
            font-family: var(--font-family);
            font-size: 0.92rem;
            font-weight: 600;
            padding: 0.55rem 1.25rem;
            border-radius: var(--radius-btn);
            border: 1px solid transparent;
            transition: all var(--transition);
            text-decoration: none;
            line-height: 1.5;
            white-space: nowrap;
        }
        .btn:hover {
            text-decoration: none;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .btn-primary:hover {
            background: var(--primary-hover);
            border-color: var(--primary-hover);
            color: #fff;
            box-shadow: 0 0 0 4px rgba(43, 108, 176, 0.15);
        }
        .btn-ghost {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-ghost:hover {
            background: var(--bg-secondary);
            color: var(--primary-hover);
            border-color: var(--primary-hover);
        }
        .btn-sm {
            font-size: 0.85rem;
            padding: 0.42rem 0.95rem;
        }
        .btn-lg {
            font-size: 1rem;
            padding: 0.75rem 1.75rem;
        }
        .btn i {
            font-size: 0.85em;
        }
        /* ========== 导航 Header ========== */
        .site-header {
            background: var(--card-bg);
            border-bottom: 1px solid var(--divider);
            box-shadow: 0 2px 12px rgba(43, 108, 176, 0.06);
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            height: 64px;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
        }
        .header-left {
            display: flex;
            align-items: center;
            gap: 1.5rem;
            flex: 1;
            min-width: 0;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-main);
            white-space: nowrap;
            letter-spacing: 0.3px;
            text-decoration: none;
            flex-shrink: 0;
        }
        .brand-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--bg-secondary);
            border: 1px solid var(--border);
            color: var(--primary);
            font-size: 1rem;
            flex-shrink: 0;
        }
        .brand-logo .logo-text {
            display: inline-block;
        }
        .header-nav {
            display: flex;
            align-items: center;
            gap: 0.35rem;
            flex-wrap: wrap;
            min-width: 0;
        }
        .header-nav a {
            display: inline-block;
            padding: 0.5rem 0.85rem;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-muted);
            border-radius: 6px;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .header-nav a:hover {
            color: var(--primary);
            background: var(--bg-secondary);
        }
        .header-nav a.active {
            color: var(--primary);
            font-weight: 600;
            position: relative;
        }
        .header-nav a.active::after {
            content: '';
            position: absolute;
            left: 0.85rem;
            right: 0.85rem;
            bottom: 0.15rem;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }
        .header-right {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }
        .header-search {
            display: flex;
            align-items: center;
            background: var(--bg-body);
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 0.35rem 0.75rem;
            gap: 0.45rem;
            min-width: 200px;
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .header-search:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(43, 108, 176, 0.12);
        }
        .header-search i {
            color: var(--text-muted);
            font-size: 0.85rem;
        }
        .header-search input {
            border: none;
            background: transparent;
            outline: none;
            padding: 0;
            font-size: 0.88rem;
            color: var(--text-main);
            width: 100%;
            font-family: var(--font-family);
        }
        .header-search input::placeholder {
            color: var(--text-muted);
        }
        .nav-toggle-btn {
            display: none;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 8px;
            border: 1px solid var(--border);
            background: var(--bg-body);
            color: var(--text-main);
            font-size: 1.1rem;
            transition: all var(--transition);
            flex-shrink: 0;
        }
        .nav-toggle-btn:hover {
            background: var(--bg-secondary);
            color: var(--primary);
        }
        .nav-toggle-btn[aria-expanded="true"] {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        /* ========== 卡片 ========== */
        .card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            background: var(--bg-secondary);
            border-radius: 10px 10px 0 0;
        }
        .card-body {
            padding: 1.25rem;
        }
        .card-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 0.5rem;
            line-height: 1.5;
        }
        .card-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 0.75rem;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            font-size: 0.8rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .card-meta i {
            margin-right: 0.2rem;
            font-size: 0.75rem;
        }
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            font-size: 0.78rem;
            font-weight: 500;
            padding: 0.2rem 0.65rem;
            border-radius: 999px;
            background: var(--bg-secondary);
            color: var(--primary);
            border: 1px solid var(--border);
            white-space: nowrap;
        }
        .badge-gold {
            background: rgba(200, 169, 106, 0.12);
            color: #8A6D3B;
            border-color: rgba(200, 169, 106, 0.35);
        }
        /* ========== 面包屑 ========== */
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.45rem;
            font-size: 0.88rem;
            color: var(--text-muted);
            padding: 1.25rem 0;
            list-style: none;
            margin: 0;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 0.45rem;
            margin: 0;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '/';
            color: var(--text-muted);
            font-size: 0.8rem;
        }
        .breadcrumb a {
            color: var(--text-muted);
            transition: color var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .current {
            color: var(--text-main);
            font-weight: 600;
        }
        /* ========== 文章页 ========== */
        .article-page {
            padding-top: 64px;
        }
        .article-header {
            padding: 2.5rem 0 1.5rem;
            position: relative;
        }
        .article-header::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--gold), transparent);
        }
        .article-title {
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 0.9rem;
            line-height: 1.45;
            letter-spacing: 0.3px;
        }
        .article-header-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
            font-size: 0.88rem;
            color: var(--text-muted);
        }
        .article-header-meta i {
            margin-right: 0.3rem;
            font-size: 0.82rem;
        }
        .article-summary-box {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-left: 4px solid var(--primary);
            border-radius: 0 var(--radius-card) var(--radius-card) 0;
            padding: 1.25rem 1.5rem;
            margin-bottom: 2rem;
            box-shadow: var(--shadow-card);
            display: flex;
            flex-wrap: wrap;
            align-items: flex-start;
            gap: 1rem;
        }
        .article-summary-box .summary-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--bg-secondary);
            color: var(--primary);
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .article-summary-box .summary-text {
            flex: 1;
            min-width: 200px;
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.75;
            margin: 0;
        }
        .article-summary-box .summary-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            align-items: center;
        }
        .article-read-content {
            max-width: 760px;
            margin: 0 auto;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 2.25rem 2rem;
            margin-bottom: 2rem;
        }
        .article-read-content p {
            line-height: 1.85;
            color: var(--text-body);
            margin-bottom: 1.25rem;
        }
        .article-read-content h2 {
            font-size: 1.4rem;
            margin-top: 2rem;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid var(--divider);
        }
        .article-read-content h3 {
            font-size: 1.15rem;
            margin-top: 1.5rem;
            margin-bottom: 0.75rem;
        }
        .article-read-content img {
            border-radius: 10px;
            margin: 1.5rem 0;
            border: 1px solid var(--border);
        }
        .article-read-content blockquote {
            border-left: 4px solid var(--primary);
            background: var(--bg-body);
            padding: 1rem 1.25rem;
            border-radius: 0 8px 8px 0;
            margin: 1.25rem 0;
            font-size: 0.95rem;
            color: var(--text-body);
        }
        .article-read-content ul,
        .article-read-content ol {
            padding-left: 1.5rem;
            margin-bottom: 1.25rem;
        }
        .article-read-content li {
            margin-bottom: 0.45rem;
            line-height: 1.75;
        }
        .article-read-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
            font-size: 0.9rem;
            display: block;
            overflow-x: auto;
        }
        .article-read-content table th,
        .article-read-content table td {
            border: 1px solid var(--border);
            padding: 0.6rem 0.9rem;
            text-align: left;
        }
        .article-read-content table th {
            background: var(--bg-secondary);
            color: var(--text-main);
            font-weight: 600;
        }
        /* ========== 相关推荐 ========== */
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.25rem;
        }
        .related-grid .card {
            display: flex;
            flex-direction: column;
        }
        /* ========== 上一篇下一篇 ========== */
        .article-nav-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.75rem;
            padding: 1.25rem 0;
        }
        .article-nav-link {
            display: inline-flex;
            align-items: center;
            gap: 0.45rem;
            font-size: 0.9rem;
            color: var(--text-muted);
            padding: 0.5rem 0.9rem;
            border-radius: 8px;
            border: 1px solid var(--border);
            background: var(--card-bg);
            transition: all var(--transition);
        }
        .article-nav-link:hover {
            color: var(--primary);
            border-color: var(--primary);
            background: var(--bg-secondary);
        }
        .article-nav-link.disabled {
            opacity: 0.5;
            pointer-events: none;
            cursor: default;
        }
        /* ========== 分享条 ========== */
        .share-bar {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.6rem;
            padding: 1rem 1.25rem;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            margin-bottom: 2rem;
        }
        .share-bar .share-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            font-weight: 500;
            margin-right: 0.35rem;
        }
        .share-icon-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid var(--border);
            background: var(--bg-body);
            color: var(--text-muted);
            font-size: 0.9rem;
            transition: all var(--transition);
            text-decoration: none;
            flex-shrink: 0;
        }
        .share-icon-btn:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        /* ========== 文章底部 CTA ========== */
        .article-cta {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
            border-radius: var(--radius-card);
            padding: 2rem 1.75rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1.25rem;
            position: relative;
            overflow: hidden;
        }
        .article-cta::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            pointer-events: none;
        }
        .article-cta h2 {
            color: #fff;
            font-size: 1.3rem;
            margin: 0 0 0.35rem;
        }
        .article-cta p {
            color: rgba(255, 255, 255, 0.85);
            margin: 0;
            font-size: 0.92rem;
        }
        .article-cta .btn {
            background: #fff;
            color: var(--primary);
            border-color: #fff;
            flex-shrink: 0;
        }
        .article-cta .btn:hover {
            background: var(--bg-secondary);
            color: var(--primary-hover);
            border-color: var(--bg-secondary);
            box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.25);
        }
        /* ========== 页脚 ========== */
        .site-footer {
            background: #10243D;
            color: rgba(255, 255, 255, 0.75);
            padding: 3.5rem 0 1.5rem;
            margin-top: 3rem;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .site-footer .brand-name {
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.75rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .site-footer .brand-name i {
            color: var(--gold-light);
        }
        .site-footer .footer-brand p {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.75;
            margin-bottom: 0;
        }
        .site-footer .footer-col h4 {
            font-size: 0.92rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 0.9rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.15);
        }
        .site-footer .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-col li {
            margin-bottom: 0.5rem;
        }
        .site-footer .footer-col a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            text-decoration: none;
            transition: color var(--transition);
        }
        .site-footer .footer-col a:hover {
            color: var(--gold-light);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 1.25rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.6rem;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.55);
        }
        .site-footer .footer-links {
            display: flex;
            gap: 1.1rem;
        }
        .site-footer .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            text-decoration: none;
            font-size: 0.78rem;
            transition: color var(--transition);
        }
        .site-footer .footer-links a:hover {
            color: var(--gold-light);
        }
        .site-footer .footer-meta {
            width: 100%;
            text-align: center;
            padding-top: 0.75rem;
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.45);
        }
        /* ========== 空态 ========== */
        .empty-state {
            text-align: center;
            padding: 2.5rem 1.5rem;
            background: var(--card-bg);
            border: 1px dashed var(--border);
            border-radius: var(--radius-card);
            margin: 1.5rem 0;
        }
        .empty-state i {
            font-size: 2rem;
            color: var(--text-muted);
            margin-bottom: 0.75rem;
            display: block;
        }
        .empty-state p {
            color: var(--text-muted);
            margin-bottom: 1rem;
        }
        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr 1fr;
            }
            .site-footer .footer-brand {
                grid-column: span 3;
            }
        }
        @media (max-width: 768px) {
            .site-header .container {
                flex-wrap: wrap;
                height: auto;
                padding-top: 0.5rem;
                padding-bottom: 0.5rem;
            }
            .site-header {
                height: auto;
                min-height: 56px;
                position: fixed;
            }
            .header-left {
                flex: 1;
                gap: 0.75rem;
            }
            .header-nav {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--card-bg);
                flex-direction: column;
                align-items: flex-start;
                padding: 1rem 1.25rem;
                border-bottom: 1px solid var(--border);
                box-shadow: 0 8px 24px rgba(43, 108, 176, 0.12);
                gap: 0.25rem;
                z-index: 1000;
            }
            .header-nav.is-open {
                display: flex;
            }
            .header-nav a {
                width: 100%;
                padding: 0.65rem 0.85rem;
            }
            .header-right {
                gap: 0.5rem;
            }
            .header-search {
                min-width: auto;
                width: 100%;
                max-width: 160px;
            }
            .nav-toggle-btn {
                display: inline-flex;
            }
            .article-page {
                padding-top: 72px;
            }
            .article-title {
                font-size: 1.5rem;
            }
            .article-read-content {
                padding: 1.5rem 1.25rem;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .article-cta {
                flex-direction: column;
                align-items: flex-start;
                text-align: left;
            }
            .article-cta .btn {
                width: 100%;
                justify-content: center;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .site-footer .footer-brand {
                grid-column: span 2;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }
        @media (max-width: 520px) {
            .header-search {
                display: none;
            }
            .brand-logo .logo-text {
                font-size: 0.92rem;
            }
            .article-header-meta {
                flex-direction: column;
                gap: 0.4rem;
                align-items: flex-start;
            }
            .article-summary-box {
                flex-direction: column;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
            }
            .site-footer .footer-brand {
                grid-column: span 1;
            }
            .article-nav-row {
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #2B6CB0;
            --primary-hover: #1E4E7A;
            --bg-body: #F4F8FC;
            --bg-secondary: #EAF1F9;
            --card-bg: #FFFFFF;
            --gold: #C8A96A;
            --gold-light: #E6C88A;
            --text-main: #16283D;
            --text-body: #415879;
            --text-muted: #6B7F99;
            --border: #D7E2EE;
            --divider: rgba(43, 108, 176, 0.16);
            --success: #3A9D6E;
            --danger: #D1695A;
            --radius-card: 12px;
            --radius-btn: 10px;
            --shadow-card: 0 8px 24px rgba(43, 108, 176, 0.10);
            --shadow-card-hover: 0 16px 40px rgba(43, 108, 176, 0.22);
            --transition: 0.3s ease;
            --font-family: 'Noto Sans SC', 'Source Han Sans SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background: var(--bg-body);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            padding-top: 64px;
        }

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

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

        a:hover,
        a:focus {
            color: var(--primary-hover);
            outline: none;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        button {
            cursor: pointer;
            font-family: var(--font-family);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        /* ========== 导航 Header ========== */
        .site-header {
            background: var(--card-bg);
            border-bottom: 1px solid var(--divider);
            box-shadow: 0 2px 12px rgba(43, 108, 176, 0.06);
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            height: 64px;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
        }

        .header-left {
            display: flex;
            align-items: center;
            gap: 1.5rem;
            flex: 1;
            min-width: 0;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-main);
            white-space: nowrap;
            letter-spacing: 0.3px;
            text-decoration: none;
            flex-shrink: 0;
        }

        .brand-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--bg-secondary);
            border: 1px solid var(--border);
            color: var(--primary);
            font-size: 1rem;
            flex-shrink: 0;
        }

        .brand-logo .logo-text {
            display: inline-block;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 0.35rem;
            flex-wrap: wrap;
            min-width: 0;
        }

        .header-nav a {
            display: inline-block;
            padding: 0.5rem 0.85rem;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-muted);
            border-radius: 6px;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .header-nav a:hover {
            color: var(--primary);
            background: var(--bg-secondary);
        }

        .header-nav a.active {
            color: var(--primary);
            font-weight: 600;
            position: relative;
        }

        .header-nav a.active::after {
            content: '';
            position: absolute;
            left: 0.85rem;
            right: 0.85rem;
            bottom: 0.15rem;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }

        .header-search {
            display: flex;
            align-items: center;
            background: var(--bg-body);
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 0.35rem 0.75rem;
            gap: 0.45rem;
            min-width: 200px;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .header-search:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(43, 108, 176, 0.12);
        }

        .header-search i {
            color: var(--text-muted);
            font-size: 0.85rem;
        }

        .header-search input {
            border: none;
            background: transparent;
            outline: none;
            padding: 0;
            font-size: 0.88rem;
            color: var(--text-main);
            width: 100%;
            font-family: var(--font-family);
        }

        .header-search input::placeholder {
            color: var(--text-muted);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.45rem;
            font-family: var(--font-family);
            font-size: 0.92rem;
            font-weight: 600;
            padding: 0.55rem 1.25rem;
            border-radius: var(--radius-btn);
            border: 1px solid transparent;
            transition: all var(--transition);
            text-decoration: none;
            cursor: pointer;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--primary-hover);
            border-color: var(--primary-hover);
            color: #fff;
            box-shadow: 0 0 0 4px rgba(43, 108, 176, 0.15);
            transform: translateY(-1px);
        }

        .btn-ghost {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }

        .btn-ghost:hover,
        .btn-ghost:focus {
            background: var(--bg-secondary);
            border-color: var(--primary);
            color: var(--primary);
        }

        .btn-sm {
            padding: 0.4rem 0.9rem;
            font-size: 0.85rem;
        }

        .nav-toggle-btn {
            display: none;
            background: transparent;
            border: 1px solid var(--border);
            border-radius: 8px;
            color: var(--text-main);
            font-size: 1.1rem;
            padding: 0.4rem 0.7rem;
            cursor: pointer;
            transition: all var(--transition);
        }

        .nav-toggle-btn:hover {
            background: var(--bg-secondary);
        }

        /* ========== 分类页横幅 ========== */
        .category-banner {
            background: linear-gradient(135deg, #F4F8FC 0%, #EAF1F9 60%, #F0F5FA 100%);
            border-bottom: 1px solid var(--divider);
            padding: 2rem 0 1.75rem;
            position: relative;
            overflow: hidden;
        }

        .category-banner::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -40px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(43, 108, 176, 0.08) 0%, transparent 70%);
            pointer-events: none;
        }

        .category-banner::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: 20%;
            width: 300px;
            height: 200px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(200, 169, 106, 0.06) 0%, transparent 70%);
            pointer-events: none;
        }

        .breadcrumb-bar {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 0.9rem;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .breadcrumb-bar a {
            color: var(--text-muted);
            text-decoration: none;
            transition: color var(--transition);
        }

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

        .breadcrumb-bar .separator {
            color: var(--border);
            font-size: 0.7rem;
        }

        .breadcrumb-bar .current {
            color: var(--primary);
            font-weight: 500;
        }

        .category-banner-content {
            position: relative;
            z-index: 1;
        }

        .category-banner-content h1 {
            font-size: 1.75rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            color: var(--text-main);
            margin: 0 0 0.6rem;
            line-height: 1.35;
        }

        .category-banner-content .category-desc {
            font-size: 1rem;
            color: var(--text-body);
            margin: 0;
            max-width: 680px;
            line-height: 1.8;
        }

        /* ========== Section 通用 ========== */
        .section {
            padding: 3.5rem 0;
        }

        .section-alt {
            background: var(--bg-body);
        }

        .section-title {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.3px;
            margin: 0 0 0.75rem;
            line-height: 1.4;
        }

        .section-subtitle {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin: 0 0 1.75rem;
            line-height: 1.7;
        }

        .title-icon {
            color: var(--gold);
            margin-right: 0.4rem;
            font-size: 1.1rem;
        }

        /* ========== 筛选/检索条 ========== */
        .filter-bar {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-wrap: wrap;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 1rem 1.25rem;
            box-shadow: var(--shadow-card);
        }

        .filter-search {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            background: var(--bg-body);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 0.45rem 0.9rem;
            flex: 1;
            min-width: 220px;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .filter-search:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(43, 108, 176, 0.12);
        }

        .filter-search i {
            color: var(--text-muted);
            font-size: 0.85rem;
        }

        .filter-search input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.9rem;
            color: var(--text-main);
            width: 100%;
            font-family: var(--font-family);
        }

        .filter-search input::placeholder {
            color: var(--text-muted);
        }

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

        .filter-tag {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            padding: 0.35rem 0.85rem;
            border-radius: 20px;
            border: 1px solid var(--border);
            background: var(--card-bg);
            color: var(--text-body);
            font-size: 0.82rem;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .filter-tag:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--bg-secondary);
        }

        .filter-tag.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
        }

        /* ========== 卡片列表主体 ========== */
        .resource-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.25rem;
        }

        .resource-card {
            display: flex;
            flex-direction: column;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all var(--transition);
            text-decoration: none;
            color: var(--text-body);
        }

        .resource-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            color: var(--text-body);
        }

        .resource-card-cover {
            position: relative;
            width: 100%;
            aspect-ratio: 16 / 9;
            background: var(--bg-secondary);
            overflow: hidden;
        }

        .resource-card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition);
        }

        .resource-card:hover .resource-card-cover img {
            transform: scale(1.03);
        }

        .resource-card-cover .cover-badge {
            position: absolute;
            top: 0.75rem;
            left: 0.75rem;
            background: rgba(22, 40, 61, 0.82);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 500;
            padding: 0.25rem 0.7rem;
            border-radius: 6px;
            letter-spacing: 0.3px;
            backdrop-filter: blur(4px);
        }

        .resource-card-body {
            padding: 1.1rem 1.25rem 1.25rem;
            display: flex;
            flex-direction: column;
            gap: 0.55rem;
            flex: 1;
        }

        .resource-card-meta {
            display: flex;
            align-items: center;
            gap: 0.55rem;
            flex-wrap: wrap;
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        .resource-card-meta .badge {
            background: var(--bg-secondary);
            color: var(--primary);
            font-weight: 500;
            padding: 0.15rem 0.6rem;
            border-radius: 4px;
            font-size: 0.75rem;
            letter-spacing: 0.3px;
        }

        .resource-card-body h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-main);
            margin: 0;
            line-height: 1.5;
            letter-spacing: 0.2px;
        }

        .resource-card-body p {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .card-link-text {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            margin-top: auto;
            transition: gap var(--transition);
        }

        .resource-card:hover .card-link-text {
            gap: 0.55rem;
        }

        .view-more-wrap {
            text-align: center;
            margin-top: 1.75rem;
        }

        /* ========== 专题补充块 ========== */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.25rem;
        }

        .topic-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 1.5rem 1.25rem;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            gap: 0.7rem;
        }

        .topic-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .topic-card-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: var(--bg-secondary);
            border: 1px solid var(--border);
            color: var(--primary);
            font-size: 1.15rem;
        }

        .topic-card h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-main);
            margin: 0;
            line-height: 1.45;
        }

        .topic-card p {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }

        .topic-card a {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            margin-top: auto;
        }

        /* ========== 更新动态 / 时间线 ========== */
        .timeline-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            position: relative;
            padding-left: 1.5rem;
        }

        .timeline-list::before {
            content: '';
            position: absolute;
            left: 6px;
            top: 4px;
            bottom: 4px;
            width: 2px;
            background: var(--divider);
            border-radius: 2px;
        }

        .timeline-item {
            position: relative;
            padding: 0.75rem 0 0.75rem 1rem;
            border-bottom: 1px solid var(--divider);
        }

        .timeline-item:last-child {
            border-bottom: none;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -1.5rem;
            top: 1.35rem;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--card-bg);
            border: 2px solid var(--primary);
            box-shadow: 0 0 0 4px rgba(43, 108, 176, 0.08);
        }

        .timeline-item .timeline-date {
            font-size: 0.78rem;
            color: var(--text-muted);
            font-weight: 500;
            letter-spacing: 0.3px;
        }

        .timeline-item h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-main);
            margin: 0.25rem 0 0.15rem;
            line-height: 1.5;
        }

        .timeline-item p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.65;
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }

        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: var(--divider);
            box-shadow: var(--shadow-card);
        }

        .faq-question {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            padding: 1rem 1.25rem;
            cursor: pointer;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-main);
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-family);
            transition: background var(--transition);
            position: relative;
        }

        .faq-question:hover {
            background: var(--bg-body);
        }

        .faq-question .faq-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 6px;
            background: var(--bg-secondary);
            color: var(--primary);
            font-size: 0.8rem;
            flex-shrink: 0;
            transition: transform var(--transition);
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }

        .faq-answer {
            padding: 0 1.25rem 1.1rem 3.25rem;
            font-size: 0.9rem;
            color: var(--text-body);
            line-height: 1.75;
            display: none;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        /* ========== 底部 CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, #16283D 0%, #1E4E7A 60%, #2B6CB0 100%);
            border-radius: var(--radius-card);
            padding: 2.5rem 2rem;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -100px;
            right: -60px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(200, 169, 106, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-section h2 {
            font-size: 1.45rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 0.6rem;
            letter-spacing: 0.4px;
            position: relative;
            z-index: 1;
        }

        .cta-section p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.82);
            margin: 0 0 1.5rem;
            max-width: 560px;
            line-height: 1.7;
            position: relative;
            z-index: 1;
        }

        .cta-section .btn {
            position: relative;
            z-index: 1;
        }

        .cta-section .btn-primary {
            background: #fff;
            color: var(--primary);
            border-color: #fff;
        }

        .cta-section .btn-primary:hover {
            background: var(--bg-secondary);
            border-color: var(--bg-secondary);
            color: var(--primary-hover);
            box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.2);
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--text-main);
            color: rgba(255, 255, 255, 0.75);
            padding: 3.5rem 0 2rem;
            margin-top: 2rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
            gap: 2rem;
            margin-bottom: 2.5rem;
        }

        .footer-brand .brand-name {
            font-size: 1.15rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.75rem;
            letter-spacing: 0.4px;
        }

        .footer-brand p {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.75;
            margin: 0;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin: 0 0 0.9rem;
            letter-spacing: 0.3px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }

        .footer-col ul li a {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.65);
            text-decoration: none;
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--gold-light);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            gap: 1.25rem;
            flex-wrap: wrap;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-bottom .copyright {
            margin-right: auto;
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.55);
            text-decoration: none;
            font-size: 0.82rem;
            transition: color var(--transition);
        }

        .footer-links a:hover {
            color: var(--gold-light);
        }

        .footer-meta {
            width: 100%;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.45);
            line-height: 1.6;
        }

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

            .topic-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 1.5rem;
            }

            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 768px) {
            body {
                padding-top: 60px;
            }

            .site-header,
            .site-header .container {
                height: 60px;
            }

            .header-nav {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--card-bg);
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-card);
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 0.75rem 1.25rem;
                z-index: 998;
            }

            .header-nav.open {
                display: flex;
            }

            .header-nav a {
                padding: 0.75rem 0;
                border-bottom: 1px solid var(--divider);
                border-radius: 0;
                font-size: 0.95rem;
            }

            .header-nav a:last-child {
                border-bottom: none;
            }

            .header-nav a.active::after {
                display: none;
            }

            .header-nav a.active {
                background: var(--bg-secondary);
                border-radius: 6px;
                padding-left: 0.75rem;
                padding-right: 0.75rem;
            }

            .header-right {
                gap: 0.5rem;
            }

            .header-search {
                min-width: auto;
                width: 140px;
                padding: 0.3rem 0.55rem;
            }

            .header-search input {
                font-size: 0.78rem;
            }

            .nav-toggle-btn {
                display: inline-flex;
            }

            .section {
                padding: 2.5rem 0;
            }

            .category-banner {
                padding: 1.5rem 0 1.25rem;
            }

            .category-banner-content h1 {
                font-size: 1.35rem;
            }

            .resource-grid {
                grid-template-columns: 1fr;
            }

            .topic-grid {
                grid-template-columns: 1fr;
            }

            .filter-bar {
                flex-direction: column;
                align-items: stretch;
            }

            .filter-search {
                min-width: 100%;
            }

            .cta-section {
                padding: 1.75rem 1.25rem;
            }

            .cta-section h2 {
                font-size: 1.2rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.25rem;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.75rem;
            }

            .footer-bottom .copyright {
                margin-right: 0;
            }
        }

        @media (max-width: 520px) {
            .header-search {
                display: none;
            }

            .header-right .btn-sm {
                padding: 0.35rem 0.7rem;
                font-size: 0.78rem;
            }

            .brand-logo .logo-text {
                font-size: 0.9rem;
            }

            .brand-logo .logo-mark {
                width: 30px;
                height: 30px;
                font-size: 0.85rem;
            }

            .category-banner-content h1 {
                font-size: 1.15rem;
            }

            .filter-tag {
                font-size: 0.75rem;
                padding: 0.25rem 0.6rem;
            }

            .resource-card-body h3 {
                font-size: 0.95rem;
            }

            .section-title {
                font-size: 1.2rem;
            }

            .faq-question {
                font-size: 0.88rem;
                padding: 0.85rem 1rem;
            }

            .faq-answer {
                padding-left: 1.25rem;
                padding-right: 1rem;
                font-size: 0.85rem;
            }
        }