:root {
            --primary-grad: linear-gradient(135deg, #ff007a 0%, #7928ca 50%, #00dfd8 100%);
            --accent-pink: #ff007a;
            --accent-purple: #7928ca;
            --accent-cyan: #00dfd8;
            --text-dark: #111827;
            --text-muted: #4b5563;
            --bg-light: #fafafa;
            --bg-card: #ffffff;
            --border-color: #e5e7eb;
            --container-max: 1200px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            color: var(--text-dark);
            background-color: var(--bg-light);
            line-height: 1.6;
            overflow-x: hidden;
        }

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

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

        /* 布局容器 */
        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section-padding {
            padding: 100px 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 60px;
        }

        .section-header h2 {
            font-size: 2.5rem;
            font-weight: 800;
            background: var(--primary-grad);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 16px;
            display: inline-block;
        }

        .section-header p {
            color: var(--text-muted);
            font-size: 1.1rem;
            max-width: 700px;
            margin: 0 auto;
        }

        /* 按钮样式 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 28px;
            font-weight: 600;
            border-radius: 99px;
            transition: var(--transition);
            cursor: pointer;
            border: none;
        }

        .btn-gradient {
            background: var(--primary-grad);
            color: #ffffff;
            box-shadow: 0 4px 15px rgba(121, 40, 202, 0.3);
        }

        .btn-gradient:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 0, 122, 0.4);
        }

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

        .btn-outline:hover {
            background: var(--text-dark);
            color: #ffffff;
            transform: translateY(-2px);
        }

        /* 导航栏 */
        header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 80px;
        }

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

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

        .logo-text {
            font-size: 1.4rem;
            font-weight: 8500;
            background: var(--primary-grad);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .nav-menu {
            display: flex;
            gap: 24px;
            list-style: none;
        }

        .nav-menu a {
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-muted);
        }

        .nav-menu a:hover {
            color: var(--accent-pink);
        }

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

        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 6px;
            background: none;
            border: none;
            cursor: pointer;
        }

        .menu-toggle span {
            width: 25px;
            height: 3px;
            background-color: var(--text-dark);
            border-radius: 2px;
            transition: var(--transition);
        }

        /* 移动端菜单激活状态 */
        .menu-toggle.active span:nth-child(1) {
            transform: translateY(9px) rotate(45deg);
        }
        .menu-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .menu-toggle.active span:nth-child(3) {
            transform: translateY(-9px) rotate(-45deg);
        }

        /* 1. Hero 首屏 - 无图片，高饱和色彩渐变装饰 */
        .hero-section {
            position: relative;
            padding: 140px 0 100px 0;
            background: radial-gradient(circle at 10% 20%, rgba(255, 0, 122, 0.05) 0%, rgba(0, 223, 216, 0.05) 90%);
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -200px;
            right: -200px;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(121, 40, 202, 0.15) 0%, transparent 70%);
            z-index: 1;
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 900px;
            margin: 0 auto;
        }

        .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(255, 0, 122, 0.1);
            color: var(--accent-pink);
            border-radius: 99px;
            font-size: 0.85rem;
            font-weight: 700;
            margin-bottom: 24px;
            letter-spacing: 1px;
            text-transform: uppercase;
        }

        .hero-content h1 {
            font-size: 3.2rem;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -1px;
            margin-bottom: 24px;
        }

        .hero-content h1 span {
            background: var(--primary-grad);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-desc {
            font-size: 1.25rem;
            color: var(--text-muted);
            margin-bottom: 40px;
            max-width: 750px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-btns {
            display: flex;
            justify-content: center;
            gap: 16px;
            margin-bottom: 50px;
        }

        /* 2. 数据指标卡片 */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 20px;
        }

        .stat-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            padding: 30px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.02);
            transition: var(--transition);
        }

        .stat-card:hover {
            transform: translateY(-5px);
            border-color: var(--accent-cyan);
            box-shadow: 0 15px 35px rgba(0, 223, 216, 0.1);
        }

        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            background: var(--primary-grad);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 8px;
        }

        .stat-label {
            font-size: 0.95rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* 3. 关于我们 & 软件介绍 */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .about-text h3 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 20px;
        }

        .about-text p {
            color: var(--text-muted);
            margin-bottom: 20px;
            font-size: 1.05rem;
        }

        .about-features {
            list-style: none;
            margin-top: 30px;
        }

        .about-features li {
            position: relative;
            padding-left: 28px;
            margin-bottom: 16px;
            font-weight: 600;
        }

        .about-features li::before {
            content: "✓";
            position: absolute;
            left: 0;
            color: var(--accent-cyan);
            font-weight: 900;
            font-size: 1.2rem;
        }

        .about-media {
            background: linear-gradient(135deg, rgba(255, 0, 122, 0.1) 0%, rgba(121, 40, 202, 0.1) 100%);
            padding: 40px;
            border-radius: 30px;
            border: 1px solid rgba(255, 0, 122, 0.2);
        }

        .media-box {
            background: var(--bg-card);
            border-radius: 20px;
            padding: 30px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.05);
        }

        .media-box h4 {
            font-size: 1.25rem;
            margin-bottom: 12px;
            color: var(--accent-purple);
        }

        /* 4. 全平台AIGC服务体系 */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .service-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 24px;
            padding: 40px 30px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: var(--primary-grad);
            transform: scaleX(0);
            transform-origin: left;
            transition: var(--transition);
        }

        .service-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 40px rgba(121, 40, 202, 0.08);
            border-color: rgba(121, 40, 202, 0.2);
        }

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

        .service-icon {
            width: 60px;
            height: 60px;
            border-radius: 16px;
            background: linear-gradient(135deg, rgba(255, 0, 122, 0.1) 0%, rgba(121, 40, 202, 0.1) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 24px;
        }

        .service-icon svg {
            width: 28px;
            height: 28px;
            fill: var(--accent-pink);
        }

        .service-card h3 {
            font-size: 1.35rem;
            font-weight: 700;
            margin-bottom: 14px;
        }

        .service-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        .platform-tags {
            margin-top: 50px;
            padding: 30px;
            background: #ffffff;
            border-radius: 20px;
            border: 1px dashed var(--border-color);
            text-align: center;
        }

        .platform-tags h4 {
            font-size: 1.1rem;
            margin-bottom: 20px;
            color: var(--text-dark);
        }

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

        .tag {
            padding: 6px 14px;
            background: var(--bg-light);
            border-radius: 99px;
            font-size: 0.85rem;
            color: var(--text-muted);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }

        .tag:hover {
            background: var(--primary-grad);
            color: #ffffff;
            border-color: transparent;
        }

        /* 5. 全自动AIGC制作流程 */
        .flow-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
        }

        .flow-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            padding: 30px;
            border-radius: 20px;
            text-align: center;
            position: relative;
        }

        .flow-step {
            position: absolute;
            top: -15px;
            left: 50%;
            transform: translateX(-50%);
            width: 32px;
            height: 32px;
            background: var(--primary-grad);
            color: #ffffff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
        }

        .flow-card h4 {
            margin-top: 15px;
            margin-bottom: 12px;
            font-size: 1.15rem;
        }

        .flow-card p {
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        /* 6. 全行业解决方案 */
        .solutions-tabs {
            display: flex;
            justify-content: center;
            gap: 12px;
            margin-bottom: 40px;
        }

        .tab-btn {
            padding: 12px 24px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 99px;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }

        .tab-btn.active, .tab-btn:hover {
            background: var(--text-dark);
            color: #ffffff;
            border-color: var(--text-dark);
        }

        .solutions-content {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 24px;
            padding: 40px;
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .sol-text h3 {
            font-size: 1.8rem;
            margin-bottom: 16px;
        }

        .sol-text p {
            color: var(--text-muted);
            margin-bottom: 24px;
        }

        .sol-list {
            list-style: none;
        }

        .sol-list li {
            margin-bottom: 12px;
            padding-left: 24px;
            position: relative;
            font-weight: 500;
        }

        .sol-list li::before {
            content: "✦";
            position: absolute;
            left: 0;
            color: var(--accent-pink);
        }

        .sol-visual {
            background: linear-gradient(135deg, #7928ca 0%, #ff007a 100%);
            height: 250px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #ffffff;
            font-weight: 700;
            font-size: 1.5rem;
            text-align: center;
            padding: 20px;
        }

        /* 7. 全国服务网络 */
        .network-grid {
            display: grid;
            grid-template-columns: 1fr 1.5fr;
            gap: 40px;
            align-items: center;
        }

        .network-info h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
        }

        .network-info p {
            color: var(--text-muted);
            margin-bottom: 30px;
        }

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

        .net-stat-box {
            border-left: 3px solid var(--accent-pink);
            padding-left: 16px;
        }

        .net-stat-num {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-dark);
        }

        .network-list {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            padding: 30px;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .net-item {
            padding: 15px;
            background: var(--bg-light);
            border-radius: 10px;
            text-align: center;
            font-weight: 600;
        }

        /* 8. 标准化服务全流程 */
        .timeline {
            position: relative;
            max-width: 800px;
            margin: 0 auto;
        }

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

        .timeline-item {
            position: relative;
            margin-bottom: 40px;
            width: 50%;
            padding: 0 30px;
        }

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

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

        .timeline-dot {
            position: absolute;
            top: 10px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: var(--accent-pink);
            border: 4px solid var(--bg-light);
            z-index: 2;
        }

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

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

        .timeline-content {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            padding: 24px;
            border-radius: 16px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.01);
        }

        .timeline-content h4 {
            font-size: 1.15rem;
            margin-bottom: 8px;
            color: var(--accent-purple);
        }

        /* 9. 技术标准 */
        .tech-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .tech-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            padding: 30px;
        }

        .tech-card h4 {
            font-size: 1.25rem;
            margin-bottom: 12px;
            color: var(--text-dark);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .tech-card h4::before {
            content: "";
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent-cyan);
        }

        .tech-card p {
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        /* 10. 客户案例中心 - 包含指定图片资源 */
        .cases-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .case-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            overflow: hidden;
            transition: var(--transition);
        }

        .case-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.05);
        }

        .case-img-wrap {
            height: 200px;
            overflow: hidden;
            background: #eaeaea;
        }

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

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

        .case-body {
            padding: 24px;
        }

        .case-tag {
            display: inline-block;
            padding: 4px 10px;
            background: var(--bg-light);
            border-radius: 4px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--accent-pink);
            margin-bottom: 12px;
        }

        .case-body h4 {
            font-size: 1.15rem;
            margin-bottom: 8px;
        }

        .case-body p {
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        /* 11. 对比评测 */
        .eval-section {
            background: linear-gradient(135deg, rgba(121, 40, 202, 0.05) 0%, rgba(255, 0, 122, 0.05) 100%);
            border-radius: 30px;
            padding: 60px 40px;
        }

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

        .eval-score-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 24px;
            padding: 40px;
            text-align: center;
            box-shadow: 0 15px 35px rgba(121, 40, 202, 0.05);
        }

        .score-num {
            font-size: 4rem;
            font-weight: 900;
            background: var(--primary-grad);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            line-height: 1;
            margin-bottom: 8px;
        }

        .score-max {
            font-size: 1.2rem;
            color: var(--text-muted);
            margin-bottom: 16px;
        }

        .rating-stars {
            color: #ffb703;
            font-size: 1.5rem;
            margin-bottom: 12px;
        }

        .eval-table-wrap {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            overflow-x: auto;
        }

        .eval-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
        }

        .eval-table th, .eval-table td {
            padding: 16px 24px;
            border-bottom: 1px solid var(--border-color);
            font-size: 0.95rem;
        }

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

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

        .highlight-td {
            font-weight: 700;
            color: var(--accent-pink);
        }

        /* 12. 智能需求匹配与表单 */
        .form-section {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 24px;
            padding: 50px;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.03);
        }

        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
        }

        .form-info h3 {
            font-size: 2rem;
            margin-bottom: 16px;
        }

        .form-info p {
            color: var(--text-muted);
            margin-bottom: 30px;
        }

        .form-wrap form {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .form-group-full {
            grid-column: span 2;
        }

        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 8px;
            font-size: 0.9rem;
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            background: var(--bg-light);
            outline: none;
            transition: var(--transition);
        }

        .form-control:focus {
            border-color: var(--accent-pink);
            background: #ffffff;
            box-shadow: 0 0 0 4px rgba(255, 0, 122, 0.1);
        }

        /* 13. Token比价参考 */
        .pricing-section {
            overflow-x: auto;
        }

        .pricing-table {
            width: 100%;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            border-collapse: collapse;
            text-align: left;
        }

        .pricing-table th, .pricing-table td {
            padding: 20px 24px;
            border-bottom: 1px solid var(--border-color);
        }

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

        .pricing-table tr:hover {
            background: rgba(0, 223, 216, 0.02);
        }

        /* 14. 职业技术培训 & 人工智能培训 */
        .training-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .training-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            padding: 30px;
            transition: var(--transition);
        }

        .training-card:hover {
            border-color: var(--accent-purple);
            transform: translateY(-4px);
        }

        .training-badge {
            display: inline-block;
            padding: 4px 10px;
            background: rgba(121, 40, 202, 0.1);
            color: var(--accent-purple);
            border-radius: 4px;
            font-size: 0.8rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .training-card h4 {
            font-size: 1.2rem;
            margin-bottom: 12px;
        }

        .training-card p {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 20px;
        }

        .training-meta {
            font-size: 0.85rem;
            color: var(--text-dark);
            font-weight: 600;
            border-top: 1px solid var(--border-color);
            padding-top: 16px;
        }

        /* 15. 帮助中心 & 常见问题 FAQ */
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 40px;
        }

        .faq-intro h3 {
            font-size: 1.8rem;
            margin-bottom: 16px;
        }

        .faq-intro p {
            color: var(--text-muted);
            margin-bottom: 24px;
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-question {
            padding: 20px 24px;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            padding: 0 24px;
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        .faq-item.active .faq-answer {
            padding-bottom: 20px;
        }

        .faq-icon::after {
            content: '+';
            font-size: 1.2rem;
            font-weight: bold;
        }

        .faq-item.active .faq-icon::after {
            content: '−';
        }

        /* 自助排查 & 百科 */
        .trouble-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }

        .trouble-box, .glossary-box {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            padding: 30px;
        }

        .trouble-box h4, .glossary-box h4 {
            font-size: 1.25rem;
            margin-bottom: 20px;
            color: var(--text-dark);
            border-bottom: 2px solid var(--accent-cyan);
            padding-bottom: 10px;
            display: inline-block;
        }

        .trouble-list, .glossary-list {
            list-style: none;
        }

        .trouble-list li, .glossary-list li {
            margin-bottom: 16px;
        }

        .trouble-list li strong, .glossary-list li strong {
            display: block;
            color: var(--text-dark);
            font-weight: 600;
            margin-bottom: 4px;
        }

        .trouble-list li p, .glossary-list li p {
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        /* 16. 客户评论卡片 */
        .comments-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .comment-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            padding: 30px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.01);
            position: relative;
        }

        .comment-text {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 24px;
            font-style: italic;
        }

        .comment-user {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .user-avatar {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--primary-grad);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #ffffff;
            font-weight: 700;
        }

        .user-info h5 {
            font-size: 0.95rem;
            font-weight: 700;
        }

        .user-info span {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* 17. 行业资讯 / 知识库 */
        .news-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 40px;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .news-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 24px;
            display: flex;
            gap: 20px;
            align-items: center;
            transition: var(--transition);
        }

        .news-item:hover {
            transform: translateX(5px);
            border-color: var(--accent-pink);
        }

        .news-item-img {
            width: 120px;
            height: 90px;
            background: #e5e7eb;
            border-radius: 8px;
            overflow: hidden;
            flex-shrink: 0;
        }

        .news-item-content h4 {
            font-size: 1.1rem;
            margin-bottom: 8px;
        }

        .news-item-content p {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .sidebar-links {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            padding: 30px;
        }

        .sidebar-links h3 {
            font-size: 1.25rem;
            margin-bottom: 20px;
        }

        .sidebar-links ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .sidebar-links a {
            color: var(--text-muted);
            font-weight: 500;
            display: block;
            padding: 8px 12px;
            border-radius: 6px;
            background: var(--bg-light);
        }

        .sidebar-links a:hover {
            background: var(--primary-grad);
            color: #ffffff;
        }

        /* 18. 联系我们 & 客服信息 */
        .contact-info-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
            margin-top: 40px;
        }

        .contact-card-box {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            padding: 30px;
            text-align: center;
        }

        .contact-card-box img {
            margin: 0 auto 16px auto;
            max-width: 140px;
            border: 1px solid var(--border-color);
            padding: 8px;
            background: #ffffff;
        }

        .contact-card-box h4 {
            font-size: 1.2rem;
            margin-bottom: 8px;
        }

        .contact-card-box p {
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        /* 友情链接 */
        .friendship-links {
            background: var(--bg-card);
            border-top: 1px solid var(--border-color);
            padding: 30px 0;
            text-align: center;
        }

        .friendship-links span {
            font-weight: 700;
            margin-right: 16px;
            color: var(--text-muted);
        }

        .friendship-links a {
            margin-right: 16px;
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        .friendship-links a:hover {
            color: var(--accent-pink);
        }

        /* 页脚 */
        footer {
            background: #111827;
            color: #9ca3af;
            padding: 60px 0 30px 0;
            font-size: 0.9rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 60px;
            margin-bottom: 40px;
        }

        .footer-logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 20px;
        }

        .footer-col h4 {
            color: #ffffff;
            font-size: 1.1rem;
            margin-bottom: 20px;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-col a:hover {
            color: #ffffff;
        }

        .footer-bottom {
            border-top: 1px solid #374151;
            padding-top: 30px;
            text-align: center;
            font-size: 0.85rem;
        }

        /* 悬浮组件 */
        .floating-contact {
            position: fixed;
            right: 24px;
            bottom: 24px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .float-btn {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--primary-grad);
            color: #ffffff;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
            cursor: pointer;
            position: relative;
            transition: var(--transition);
        }

        .float-btn:hover {
            transform: scale(1.1);
        }

        .float-qr {
            position: absolute;
            bottom: 60px;
            right: 0;
            width: 150px;
            background: #ffffff;
            border: 1px solid var(--border-color);
            padding: 10px;
            border-radius: 8px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            display: none;
        }

        .float-btn:hover .float-qr {
            display: block;
        }

        /* 响应式适配 */
        @media (max-width: 1024px) {
            .stats-grid, .services-grid, .flow-grid, .tech-grid, .cases-grid, .comments-grid, .training-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .about-grid, .network-grid, .eval-grid, .form-grid, .news-grid {
                grid-template-columns: 1fr;
            }
            .hero-content h1 {
                font-size: 2.5rem;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 80px;
                left: 0;
                width: 100%;
                background: #ffffff;
                border-bottom: 1px solid var(--border-color);
                padding: 20px;
                gap: 16px;
            }

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

            .menu-toggle {
                display: flex;
            }

            .stats-grid, .services-grid, .flow-grid, .tech-grid, .cases-grid, .comments-grid, .training-grid {
                grid-template-columns: 1fr;
            }

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

            .form-wrap form {
                grid-template-columns: 1fr;
            }

            .form-group-full {
                grid-column: span 1;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
        }