:root {
            --primary: #ff2a74; /* 桃红 */
            --primary-light: #fff0f4;
            --primary-hover: #e0165c;
            --dark: #1f1f2e;
            --text-main: #2b2b3a;
            --text-muted: #6c6c80;
            --bg-light: #fdfcfd;
            --bg-white: #ffffff;
            --border-color: #f0e6eb;
            --shadow-sm: 0 2px 8px rgba(255, 42, 116, 0.05);
            --shadow-md: 0 10px 25px rgba(255, 42, 116, 0.08);
            --shadow-lg: 0 15px 35px rgba(255, 42, 116, 0.12);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            background-color: var(--bg-light);
            color: var(--text-main);
            line-height: 1.6;
        }

        body {
            overflow-x: hidden;
        }

        /* 基础容器 */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* 头部导航 */
        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 72px;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-color);
            z-index: 1000;
            display: flex;
            align-items: center;
            transition: var(--transition);
        }

        .nav-wrapper {
            display: flex;
            justify-content: space-between;
            align-items: center;
            width: 100%;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .logo-area img {
            height: 40px;
            width: auto;
        }

        .logo-text {
            font-size: 20px;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary), #b0185a);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .nav-menu {
            display: flex;
            gap: 20px;
            align-items: center;
        }

        .nav-link {
            text-decoration: none;
            color: var(--text-main);
            font-size: 14px;
            font-weight: 500;
            transition: var(--transition);
            padding: 6px 12px;
            border-radius: var(--radius-sm);
        }

        .nav-link:hover {
            color: var(--primary);
            background-color: var(--primary-light);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 22px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: 600;
            text-decoration: none;
            transition: var(--transition);
            cursor: pointer;
            border: none;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), #e0165c);
            color: var(--bg-white);
            box-shadow: 0 4px 15px rgba(255, 42, 116, 0.3);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 42, 116, 0.4);
        }

        .btn-outline {
            background: transparent;
            border: 2px solid var(--primary);
            color: var(--primary);
        }

        .btn-outline:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
        }

        /* 移动端菜单按钮 */
        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 6px;
            cursor: pointer;
            border: none;
            background: transparent;
            padding: 4px;
        }

        .menu-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background-color: var(--text-main);
            transition: var(--transition);
        }

        /* 全局 Section 样式 */
        section {
            padding: 80px 0;
            border-bottom: 1px solid var(--border-color);
        }

        .section-title-wrap {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-tag {
            display: inline-block;
            padding: 4px 12px;
            background-color: var(--primary-light);
            color: var(--primary);
            font-size: 13px;
            font-weight: 700;
            border-radius: 20px;
            margin-bottom: 12px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .section-title {
            font-size: 32px;
            font-weight: 800;
            color: var(--dark);
            margin-bottom: 16px;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
        }

        /* 1. 首页 Hero 区域 (无图片) */
        .hero-section {
            padding: 160px 0 100px 0;
            background: radial-gradient(circle at 80% 20%, rgba(255, 42, 116, 0.08) 0%, transparent 50%),
                        radial-gradient(circle at 10% 80%, rgba(46, 8, 84, 0.05) 0%, transparent 40%);
            text-align: center;
            position: relative;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.8);
            border: 1px solid var(--border-color);
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 24px;
            box-shadow: var(--shadow-sm);
        }

        .hero-h1 {
            font-size: 48px;
            font-weight: 800;
            line-height: 1.25;
            color: var(--dark);
            max-width: 900px;
            margin: 0 auto 24px auto;
        }

        .hero-h1 span {
            background: linear-gradient(135deg, var(--primary), #e0165c);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-lead {
            font-size: 18px;
            color: var(--text-muted);
            max-width: 700px;
            margin: 0 auto 40px auto;
        }

        .hero-btns {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .hero-features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 24px;
            margin-top: 80px;
        }

        .hero-feat-card {
            background: var(--bg-white);
            padding: 24px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid rgba(255, 42, 116, 0.05);
            transition: var(--transition);
        }

        .hero-feat-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
        }

        .hero-feat-icon {
            font-size: 32px;
            margin-bottom: 12px;
        }

        .hero-feat-card h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
        }

        .hero-feat-card p {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* 2. 关于我们 */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .about-text h3 {
            font-size: 24px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 16px;
        }

        .about-text p {
            font-size: 15px;
            color: var(--text-muted);
            margin-bottom: 24px;
        }

        .about-stats {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .stat-card {
            background: var(--bg-white);
            padding: 20px;
            border-radius: var(--radius-md);
            border-left: 4px solid var(--primary);
            box-shadow: var(--shadow-sm);
        }

        .stat-num {
            font-size: 28px;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 4px;
        }

        .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 600;
        }

        /* 3. 全平台 AIGC 服务 */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .service-card {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 30px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), #e0165c);
            transform: scaleX(0);
            transform-origin: left;
            transition: var(--transition);
        }

        .service-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }

        .service-card:hover::before {
            transform: scaleX(1);
        }

        .service-icon {
            width: 50px;
            height: 50px;
            border-radius: 12px;
            background-color: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--primary);
            margin-bottom: 20px;
        }

        .service-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--dark);
        }

        .service-card p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 16px;
        }

        .service-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }

        .service-tag-item {
            font-size: 11px;
            background-color: var(--bg-light);
            color: var(--text-main);
            padding: 3px 8px;
            border-radius: 4px;
            border: 1px solid var(--border-color);
        }

        /* 4. 一站式 AIGC 制作 */
        .onestop-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 24px;
        }

        .onestop-card {
            background: var(--bg-white);
            padding: 24px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            text-align: center;
        }

        .onestop-icon {
            font-size: 36px;
            margin-bottom: 16px;
        }

        .onestop-card h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
        }

        .onestop-card p {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* 5. 全行业解决方案 */
        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

        .solution-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }

        .solution-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
        }

        .solution-info {
            padding: 24px;
        }

        .solution-info h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--dark);
        }

        .solution-info p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 16px;
        }

        .solution-features {
            list-style: none;
            padding-top: 12px;
            border-top: 1px dashed var(--border-color);
        }

        .solution-features li {
            font-size: 13px;
            color: var(--text-main);
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .solution-features li::before {
            content: "✓";
            color: var(--primary);
            font-weight: bold;
        }

        /* 6. 全国服务网络 */
        .network-wrap {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 40px;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
        }

        .network-grid {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 40px;
            align-items: center;
        }

        .network-cities {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .city-tag {
            background-color: var(--bg-light);
            border: 1px solid var(--border-color);
            padding: 12px;
            border-radius: var(--radius-sm);
            text-align: center;
            font-size: 14px;
            font-weight: 600;
            transition: var(--transition);
        }

        .city-tag:hover {
            background-color: var(--primary-light);
            border-color: var(--primary);
            color: var(--primary);
        }

        .network-info h3 {
            font-size: 22px;
            margin-bottom: 16px;
            color: var(--dark);
        }

        .network-info p {
            font-size: 15px;
            color: var(--text-muted);
            margin-bottom: 20px;
        }

        /* 7. 标准化 AIGC 流程 & 8. 技术标准 */
        .timeline {
            position: relative;
            max-width: 800px;
            margin: 0 auto;
            padding: 40px 0;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 50%;
            top: 0;
            bottom: 0;
            width: 2px;
            background-color: var(--border-color);
            transform: translateX(-50%);
        }

        .timeline-item {
            position: relative;
            width: 50%;
            padding: 20px 40px;
            box-sizing: border-box;
        }

        .timeline-item:nth-child(odd) {
            left: 0;
            text-align: right;
        }

        .timeline-item:nth-child(even) {
            left: 50%;
            text-align: left;
        }

        .timeline-badge {
            position: absolute;
            top: 25px;
            width: 16px;
            height: 16px;
            background-color: var(--primary);
            border: 4px solid var(--bg-white);
            border-radius: 50%;
            z-index: 10;
        }

        .timeline-item:nth-child(odd) .timeline-badge {
            right: -8px;
        }

        .timeline-item:nth-child(even) .timeline-badge {
            left: -8px;
        }

        .timeline-content {
            background: var(--bg-white);
            padding: 20px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
        }

        .timeline-content h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
        }

        .timeline-content p {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* 9. 客户案例中心 */
        .cases-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

        .case-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
        }

        .case-img-container {
            width: 100%;
            background-color: var(--bg-light);
            aspect-ratio: 16 / 9;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .case-img-container img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

        .case-card:hover .case-img-container img {
            transform: scale(1.05);
        }

        .case-body {
            padding: 24px;
        }

        .case-tag {
            display: inline-block;
            padding: 2px 8px;
            background-color: var(--primary-light);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            border-radius: 4px;
            margin-bottom: 12px;
        }

        .case-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--dark);
        }

        .case-body p {
            font-size: 14px;
            color: var(--text-muted);
        }

        /* 10. 对比评测 */
        .table-responsive {
            width: 100%;
            overflow-x: auto;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
            background: var(--bg-white);
        }

        .compare-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            min-width: 600px;
        }

        .compare-table th, .compare-table td {
            padding: 16px 20px;
            border-bottom: 1px solid var(--border-color);
            font-size: 14px;
        }

        .compare-table th {
            background-color: var(--bg-light);
            font-weight: 700;
            color: var(--dark);
        }

        .compare-table tr:last-child td {
            border-bottom: none;
        }

        .compare-table .highlight-row {
            background-color: var(--primary-light);
        }

        .compare-table td.strong {
            font-weight: 700;
            color: var(--primary);
        }

        .rating-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background-color: var(--primary);
            color: var(--bg-white);
            padding: 2px 8px;
            border-radius: 4px;
            font-weight: 700;
            font-size: 12px;
        }

        /* 11. 智能需求匹配 (表单) & 20. 联系我们 */
        .contact-layout {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 50px;
        }

        .contact-info {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }

        .contact-item {
            display: flex;
            gap: 16px;
        }

        .contact-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background-color: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            flex-shrink: 0;
        }

        .contact-detail h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--dark);
        }

        .contact-detail p {
            font-size: 14px;
            color: var(--text-muted);
        }

        .qr-codes {
            display: flex;
            gap: 24px;
            margin-top: 20px;
        }

        .qr-card {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            padding: 16px;
            border-radius: var(--radius-md);
            text-align: center;
            width: 140px;
        }

        .qr-card img {
            width: 100%;
            height: auto;
            border-radius: 4px;
            margin-bottom: 8px;
        }

        .qr-card p {
            font-size: 12px;
            color: var(--text-main);
            font-weight: 600;
        }

        .form-card {
            background: var(--bg-white);
            padding: 40px;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-md);
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-main);
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            font-size: 14px;
            transition: var(--transition);
            outline: none;
            background-color: var(--bg-light);
        }

        .form-control:focus {
            border-color: var(--primary);
            background-color: var(--bg-white);
            box-shadow: 0 0 0 3px rgba(255, 42, 116, 0.1);
        }

        select.form-control {
            appearance: none;
            background-image: url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236c6c80' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 16px center;
            background-size: 16px;
            padding-right: 40px;
        }

        /* 12. Token 比价参考 & 18. AI术语百科 & 21. 加盟代理 (标签云形式) */
        .token-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }

        .token-card {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: var(--transition);
        }

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

        .token-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 16px;
            border-bottom: 1px solid var(--border-color);
            padding-bottom: 12px;
        }

        .token-name {
            font-weight: 700;
            color: var(--dark);
        }

        .token-badge {
            background-color: var(--primary-light);
            color: var(--primary);
            padding: 2px 6px;
            border-radius: 4px;
            font-size: 11px;
            font-weight: 700;
        }

        .token-price-list {
            list-style: none;
        }

        .token-price-list li {
            display: flex;
            justify-content: space-between;
            font-size: 13px;
            margin-bottom: 8px;
        }

        .token-price-list li span:last-child {
            font-weight: 700;
            color: #2e7d32;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
            margin-top: 24px;
        }

        .tag-item {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 13px;
            color: var(--text-main);
            transition: var(--transition);
            text-decoration: none;
        }

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

        /* 13. 职业技术培训 & 14. 人工智能培训 */
        .training-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .course-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }

        .course-header {
            background: linear-gradient(135deg, var(--dark), #3b3b5c);
            padding: 24px;
            color: var(--bg-white);
        }

        .course-header h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .course-header .cert-org {
            font-size: 12px;
            color: var(--primary);
            font-weight: 700;
            background-color: rgba(255, 42, 116, 0.15);
            padding: 2px 8px;
            border-radius: 4px;
            display: inline-block;
        }

        .course-body {
            padding: 24px;
            flex-grow: 1;
        }

        .course-details {
            list-style: none;
            margin-bottom: 20px;
        }

        .course-details li {
            font-size: 13px;
            margin-bottom: 8px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .course-details li::before {
            content: "•";
            color: var(--primary);
            font-size: 18px;
        }

        /* 15. 帮助中心 & 16. 常见用户问题 FAQ & 17. 常见问题自助排查 */
        .faq-wrap {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

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

        .faq-header {
            padding: 20px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            user-select: none;
            font-weight: 700;
            color: var(--dark);
        }

        .faq-icon {
            font-size: 18px;
            transition: var(--transition);
        }

        .faq-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            background-color: var(--bg-light);
            border-top: 0 solid var(--border-color);
        }

        .faq-content {
            padding: 20px 24px;
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .faq-item.active {
            border-color: var(--primary);
        }

        .faq-item.active .faq-header {
            color: var(--primary);
        }

        .faq-item.active .faq-icon {
            transform: rotate(45deg);
            color: var(--primary);
        }

        .faq-item.active .faq-body {
            border-top-width: 1px;
        }

        /* 19. 行业资讯 / 知识库 (带最新文章链接) */
        .articles-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

        .article-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .article-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
        }

        .article-body {
            padding: 24px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }

        .article-meta {
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 8px;
        }

        .article-body h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .article-body p {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 16px;
            flex-grow: 1;
        }

        .article-link {
            text-decoration: none;
            color: var(--primary);
            font-weight: 700;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

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

        /* 用户评论 */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .review-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
        }

        .review-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }

        .avatar-placeholder {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background-color: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
        }

        .reviewer-info h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--dark);
        }

        .reviewer-info p {
            font-size: 12px;
            color: var(--text-muted);
        }

        .review-rating {
            color: #ffb400;
            font-size: 14px;
            margin-bottom: 10px;
        }

        .review-card p {
            font-size: 13px;
            color: var(--text-main);
            line-height: 1.6;
        }

        /* 页脚区域 */
        footer {
            background-color: var(--dark);
            color: #b3b3cc;
            padding: 60px 0 20px 0;
            font-size: 14px;
            border-top: 4px solid var(--primary);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-col h4 {
            color: var(--bg-white);
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 8px;
        }

        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 30px;
            height: 2px;
            background-color: var(--primary);
        }

        .footer-links {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 12px;
        }

        .footer-links a {
            color: #b3b3cc;
            text-decoration: none;
            transition: var(--transition);
        }

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

        .footer-friend-links a {
            display: inline-block;
            margin-right: 12px;
            margin-bottom: 8px;
            color: #b3b3cc;
            text-decoration: none;
            background: rgba(255, 255, 255, 0.05);
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 12px;
            transition: var(--transition);
        }

        .footer-friend-links a:hover {
            color: var(--primary);
            background: rgba(255, 255, 255, 0.1);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 12px;
        }

        /* 侧边悬浮浮窗 */
        .floating-kefu {
            position: fixed;
            right: 24px;
            bottom: 24px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .kefu-btn {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background-color: var(--primary);
            color: var(--bg-white);
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 15px rgba(255, 42, 116, 0.4);
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            position: relative;
        }

        .kefu-btn:hover {
            background-color: var(--primary-hover);
            transform: translateY(-2px);
        }

        .kefu-qr-popup {
            position: absolute;
            bottom: 60px;
            right: 0;
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            padding: 16px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-lg);
            display: none;
            width: 160px;
            text-align: center;
        }

        .kefu-qr-popup img {
            width: 100%;
            height: auto;
            border-radius: 4px;
            margin-bottom: 8px;
        }

        .kefu-qr-popup p {
            color: var(--text-main);
            font-size: 12px;
            font-weight: 700;
        }

        .kefu-btn:hover .kefu-qr-popup {
            display: block;
        }

        /* 响应式媒体查询 */
        @media (max-width: 992px) {
            .menu-toggle {
                display: flex;
            }

            .nav-menu {
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background-color: var(--bg-white);
                border-bottom: 1px solid var(--border-color);
                flex-direction: column;
                padding: 24px;
                gap: 16px;
                display: none;
                box-shadow: var(--shadow-md);
            }

            .nav-menu.active {
                display: flex;
            }

            .nav-actions {
                display: none;
            }

            .about-grid, .contact-layout, .network-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .hero-h1 {
                font-size: 32px;
            }

            .hero-lead {
                font-size: 15px;
            }
        }

        @media (max-width: 768px) {
            .timeline::before {
                left: 20px;
            }

            .timeline-item {
                width: 100%;
                padding-left: 40px;
                padding-right: 0;
                text-align: left !important;
            }

            .timeline-item:nth-child(even) {
                left: 0;
            }

            .timeline-badge {
                left: 12px !important;
                right: auto !important;
            }
        }