:root {
            --bg-base: #f8fafc;
            --bg-card: #ffffff;
            --text-dark: #0f172a;
            --text-muted: #475569;
            --text-light: #ffffff;
            
            /* 斑斓彩调风 - 核心渐变与点缀色 */
            --gradient-primary: linear-gradient(135deg, #4f46e5 0%, #7c3aed 35%, #db2777 70%, #ea580c 100%);
            --gradient-soft: linear-gradient(135deg, rgba(79, 70, 229, 0.05) 0%, rgba(219, 39, 119, 0.05) 100%);
            --color-indigo: #4f46e5;
            --color-purple: #7c3aed;
            --color-pink: #db2777;
            --color-orange: #ea580c;
            --color-border: #e2e8f0;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
            --shadow-md: 0 10px 25px -5px rgba(79, 70, 229, 0.1), 0 8px 10px -6px rgba(219, 39, 119, 0.05);
            --shadow-lg: 0 20px 40px -10px rgba(0,0,0,0.08);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* 基础样式复位 */
        * {
            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;
            color: var(--text-dark);
            background-color: var(--bg-base);
        }

        body {
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* 外层统一样式容器 */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        section {
            padding: 80px 0;
            position: relative;
        }

        /* 斑斓调背景装饰 */
        .bg-glow {
            position: absolute;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(124, 58, 237, 0.15) 0%, rgba(219, 39, 119, 0.05) 70%, transparent 100%);
            filter: blur(40px);
            z-index: -1;
            pointer-events: none;
        }

        /* 标题排版 */
        .section-header {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 50px;
        }

        .section-header .tag {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 99px;
            background: var(--gradient-soft);
            color: var(--color-purple);
            font-weight: 600;
            font-size: 0.875rem;
            margin-bottom: 12px;
            border: 1px solid rgba(124, 58, 237, 0.15);
        }

        .section-header h2 {
            font-size: 2.25rem;
            font-weight: 800;
            letter-spacing: -0.025em;
            margin-bottom: 16px;
            background: linear-gradient(135deg, var(--text-dark) 30%, var(--color-indigo) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .section-header p {
            color: var(--text-muted);
            font-size: 1.125rem;
        }

        /* 按钮通用 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            font-weight: 600;
            border-radius: 8px;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            font-size: 1rem;
            border: none;
        }

        .btn-gradient {
            background: var(--gradient-primary);
            color: var(--text-light);
            box-shadow: 0 4px 15px rgba(124, 58, 237, 0.3);
        }

        .btn-gradient:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(124, 58, 237, 0.4);
            opacity: 0.95;
        }

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

        .btn-outline:hover {
            background: rgba(79, 70, 229, 0.05);
            transform: translateY(-2px);
        }

        /* 导航栏 */
        header {
            position: sticky;
            top: 0;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border);
            z-index: 1000;
            transition: var(--transition);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
        }

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

        .logo-area span {
            font-weight: 800;
            font-size: 1.3rem;
            background: var(--gradient-primary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

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

        .nav-menu {
            display: flex;
            list-style: none;
            gap: 20px;
        }

        .nav-menu a {
            text-decoration: none;
            color: var(--text-muted);
            font-weight: 500;
            font-size: 0.95rem;
            transition: var(--transition);
            padding: 8px 12px;
            border-radius: 6px;
        }

        .nav-menu a:hover, .nav-menu a.active {
            color: var(--color-purple);
            background: var(--gradient-soft);
        }

        .nav-btn-group {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 4px;
        }

        /* 首页 Hero 首屏 - 无图片，炫彩渐变与卡片排版 */
        .hero-section {
            padding: 100px 0 80px;
            background: radial-gradient(circle at 90% 10%, rgba(79, 70, 229, 0.08) 0%, rgba(219, 39, 119, 0.05) 50%, transparent 100%), var(--bg-card);
            border-bottom: 1px solid var(--color-border);
        }

        .hero-content {
            text-align: center;
            max-width: 900px;
            margin: 0 auto;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--gradient-soft);
            padding: 8px 16px;
            border-radius: 99px;
            font-size: 0.875rem;
            color: var(--color-pink);
            font-weight: 700;
            margin-bottom: 24px;
            border: 1px solid rgba(219, 39, 119, 0.2);
            animation: pulse 2s infinite;
        }

        .hero-section h1 {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.03em;
            margin-bottom: 24px;
            background: var(--gradient-primary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-section p.hero-desc {
            font-size: 1.25rem;
            color: var(--text-muted);
            margin-bottom: 40px;
            max-width: 750px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.8;
        }

        .hero-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            margin-bottom: 60px;
            flex-wrap: wrap;
        }

        /* 顶部/首屏醒目按钮专用 */
        .btn-hero-prime {
            padding: 16px 36px;
            font-size: 1.1rem;
            border-radius: 50px;
            box-shadow: 0 10px 25px rgba(79, 70, 229, 0.35);
        }

        /* 数据指标卡片 */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 40px;
        }

        .stat-card {
            background: var(--bg-card);
            border: 1px solid var(--color-border);
            padding: 24px;
            border-radius: 12px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
            border-color: rgba(124, 58, 237, 0.3);
        }

        .stat-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-indigo);
            margin-bottom: 8px;
            background: var(--gradient-primary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .stat-label {
            font-size: 0.875rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* 关于我们 */
        .about-section {
            background: var(--bg-card);
        }

        .about-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .about-text h3 {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--text-dark);
        }

        .about-text p {
            color: var(--text-muted);
            margin-bottom: 20px;
            font-size: 1rem;
            line-height: 1.7;
        }

        .about-features {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin-top: 30px;
        }

        .about-feat-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }

        .about-feat-icon {
            width: 24px;
            height: 24px;
            color: var(--color-pink);
            flex-shrink: 0;
        }

        .about-feat-text h4 {
            font-weight: 600;
            font-size: 0.95rem;
            margin-bottom: 4px;
        }

        .about-feat-text p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
        }

        /* 平台介绍 */
        .intro-card {
            background: var(--gradient-soft);
            border: 1px solid rgba(79, 70, 229, 0.1);
            border-radius: 16px;
            padding: 40px;
            margin-top: 40px;
        }

        .intro-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
            margin-top: 30px;
        }

        .intro-item {
            background: var(--bg-card);
            padding: 24px;
            border-radius: 12px;
            border: 1px solid var(--color-border);
        }

        .intro-item h4 {
            color: var(--color-purple);
            font-size: 1.1rem;
            margin-bottom: 10px;
            font-weight: 700;
        }

        .intro-item p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* 全平台AIGC服务 - 模型网格 */
        .services-section {
            background: var(--bg-base);
        }

        .model-tags-cloud {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
            margin-bottom: 40px;
        }

        .model-tag {
            background: var(--bg-card);
            border: 1px solid var(--color-border);
            padding: 8px 18px;
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-dark);
            transition: var(--transition);
        }

        .model-tag:hover {
            border-color: var(--color-purple);
            color: var(--color-purple);
            transform: scale(1.05);
            box-shadow: var(--shadow-sm);
        }

        .service-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .service-card {
            background: var(--bg-card);
            border: 1px solid var(--color-border);
            padding: 30px;
            border-radius: 16px;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .service-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
            border-color: rgba(124, 58, 237, 0.3);
        }

        .service-icon-box {
            width: 50px;
            height: 50px;
            border-radius: 12px;
            background: var(--gradient-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            color: var(--color-indigo);
        }

        .service-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .service-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.6;
        }

        /* 一站式AIGC制作 - 核心场景 */
        .scenes-section {
            background: var(--bg-card);
        }

        .scenes-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .scene-card {
            background: var(--bg-base);
            border: 1px solid var(--color-border);
            border-radius: 12px;
            padding: 24px;
            transition: var(--transition);
        }

        .scene-card:hover {
            border-color: var(--color-pink);
            background: var(--bg-card);
            transform: translateY(-4px);
            box-shadow: var(--shadow-sm);
        }

        .scene-card h4 {
            font-size: 1.1rem;
            margin-bottom: 10px;
            color: var(--text-dark);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .scene-card h4::before {
            content: '';
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--gradient-primary);
        }

        .scene-card p {
            font-size: 0.875rem;
            color: var(--text-muted);
        }

        /* 全行业解决方案与服务网络 */
        .solutions-section {
            background: var(--bg-base);
        }

        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .solution-card {
            background: var(--bg-card);
            border-radius: 16px;
            border: 1px solid var(--color-border);
            padding: 30px;
            position: relative;
            overflow: hidden;
        }

        .solution-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: var(--gradient-primary);
        }

        .solution-card h4 {
            font-size: 1.2rem;
            margin-bottom: 12px;
            font-weight: 700;
        }

        .solution-card ul {
            list-style: none;
            padding: 0;
        }

        .solution-card li {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .solution-card li::before {
            content: '✓';
            color: var(--color-pink);
            font-weight: bold;
        }

        /* 全国服务网络 */
        .network-section {
            background: var(--bg-card);
        }

        .network-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .network-map-placeholder {
            background: var(--gradient-soft);
            border: 2px dashed rgba(124, 58, 237, 0.2);
            border-radius: 16px;
            padding: 40px;
            text-align: center;
            min-height: 300px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
        }

        .network-badge-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
            margin-top: 20px;
        }

        .network-badge {
            background: var(--bg-card);
            border: 1px solid var(--color-border);
            padding: 6px 14px;
            border-radius: 6px;
            font-size: 0.85rem;
            font-weight: 500;
        }

        /* 标准化流程 & 技术标准 & 时间线 */
        .process-section {
            background: var(--bg-base);
        }

        .timeline {
            position: relative;
            max-width: 800px;
            margin: 40px auto 0;
            padding: 20px 0;
        }

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

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

        .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: 0;
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background: var(--gradient-primary);
            border: 4px solid var(--bg-card);
            z-index: 10;
        }

        .timeline-item:nth-child(odd) .timeline-badge {
            right: -10px;
        }

        .timeline-item:nth-child(even) .timeline-badge {
            left: -10px;
        }

        .timeline-content {
            background: var(--bg-card);
            border: 1px solid var(--color-border);
            padding: 20px;
            border-radius: 12px;
            box-shadow: var(--shadow-sm);
        }

        .timeline-content h4 {
            font-size: 1.1rem;
            margin-bottom: 8px;
            color: var(--color-indigo);
            font-weight: 700;
        }

        .timeline-content p {
            font-size: 0.875rem;
            color: var(--text-muted);
        }

        /* 对比评测 - 精英表现 */
        .evaluation-section {
            background: var(--bg-card);
        }

        .eval-header {
            background: var(--gradient-soft);
            border: 1px solid rgba(79, 70, 229, 0.15);
            border-radius: 16px;
            padding: 30px;
            text-align: center;
            margin-bottom: 40px;
            display: flex;
            justify-content: space-around;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
        }

        .eval-score-box {
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .eval-score {
            font-size: 3.5rem;
            font-weight: 900;
            color: var(--color-purple);
            line-height: 1;
        }

        .eval-stars {
            color: #f59e0b;
            font-size: 1.5rem;
            margin-top: 5px;
        }

        .table-responsive {
            width: 100%;
            overflow-x: auto;
            border: 1px solid var(--color-border);
            border-radius: 12px;
            background: var(--bg-card);
        }

        .eval-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            min-width: 700px;
        }

        .eval-table th, .eval-table td {
            padding: 16px 20px;
            border-bottom: 1px solid var(--color-border);
            font-size: 0.95rem;
        }

        .eval-table th {
            background: var(--bg-base);
            font-weight: 700;
            color: var(--text-dark);
        }

        .eval-table td.highlight-cell {
            background: rgba(124, 58, 237, 0.02);
            font-weight: 600;
            color: var(--color-purple);
        }

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

        /* Token 比价 */
        .token-section {
            background: var(--bg-base);
        }

        .token-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .token-card {
            background: var(--bg-card);
            border: 1px solid var(--color-border);
            border-radius: 16px;
            padding: 30px;
            text-align: center;
            transition: var(--transition);
        }

        .token-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
            border-color: var(--color-purple);
        }

        .token-price {
            font-size: 2.25rem;
            font-weight: 800;
            color: var(--color-pink);
            margin: 15px 0;
        }

        .token-price span {
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-muted);
        }

        .token-features {
            list-style: none;
            padding: 0;
            margin: 20px 0;
            text-align: left;
        }

        .token-features li {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        /* 培训中心 - 工信部系列证书 */
        .training-section {
            background: var(--bg-card);
        }

        .training-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
        }

        .training-card {
            background: var(--bg-base);
            border: 1px solid var(--color-border);
            border-radius: 12px;
            padding: 24px;
            text-align: center;
            transition: var(--transition);
        }

        .training-card:hover {
            background: var(--bg-card);
            border-color: var(--color-indigo);
            transform: translateY(-4px);
            box-shadow: var(--shadow-sm);
        }

        .training-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-dark);
            min-height: 50px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .training-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .training-footer-note {
            text-align: center;
            margin-top: 30px;
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        /* 客户案例中心 */
        .cases-section {
            background: var(--bg-base);
        }

        .cases-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .case-gallery-card {
            background: var(--bg-card);
            border: 1px solid var(--color-border);
            border-radius: 16px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

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

        .case-img-container {
            width: 100%;
            height: 220px;
            overflow: hidden;
            background: #e2e8f0;
            display: flex;
            align-items: center;
            justify-content: center;
        }

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

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

        .case-info {
            padding: 20px;
        }

        .case-info h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .case-info p {
            font-size: 0.875rem;
            color: var(--text-muted);
        }

        .banner-group-section {
            background: var(--bg-card);
            padding: 60px 0;
            border-bottom: 1px solid var(--color-border);
        }

        .banner-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .banner-item {
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid var(--color-border);
            background: var(--bg-base);
            box-shadow: var(--shadow-sm);
        }

        .banner-item img {
            width: 100%;
            display: block;
            height: auto;
        }

        /* 资讯 / 知识库 */
        .news-section {
            background: var(--bg-base);
        }

        .articles-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
            margin-bottom: 40px;
        }

        .article-card {
            background: var(--bg-card);
            border: 1px solid var(--color-border);
            padding: 24px;
            border-radius: 12px;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .article-card:hover {
            border-color: var(--color-pink);
            box-shadow: var(--shadow-sm);
        }

        .article-card h4 {
            font-size: 1.15rem;
            margin-bottom: 10px;
            font-weight: 700;
            color: var(--text-dark);
        }

        .article-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 15px;
        }

        .article-link {
            font-size: 0.9rem;
            color: var(--color-indigo);
            text-decoration: none;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        /* 常见用户问题 FAQ & 自助排查 */
        .faq-section {
            background: var(--bg-card);
        }

        .faq-grid {
            max-width: 900px;
            margin: 0 auto;
        }

        details {
            background: var(--bg-base);
            border: 1px solid var(--color-border);
            border-radius: 8px;
            margin-bottom: 12px;
            padding: 16px 20px;
            transition: var(--transition);
        }

        details[open] {
            border-color: var(--color-purple);
            background: var(--bg-card);
            box-shadow: var(--shadow-sm);
        }

        summary {
            font-weight: 600;
            cursor: pointer;
            outline: none;
            font-size: 1.05rem;
            color: var(--text-dark);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        summary::-webkit-details-marker {
            display: none;
        }

        summary::after {
            content: '+';
            font-size: 1.5rem;
            color: var(--color-purple);
            font-weight: 300;
            transition: transform 0.2s ease;
        }

        details[open] summary::after {
            content: '−';
            transform: rotate(90deg);
        }

        .faq-answer {
            margin-top: 12px;
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.6;
            border-top: 1px solid var(--color-border);
            padding-top: 12px;
        }

        /* 自助排查 */
        .troubleshoot-box {
            background: var(--gradient-soft);
            border: 1px solid rgba(124, 58, 237, 0.15);
            border-radius: 12px;
            padding: 30px;
            margin-top: 40px;
        }

        .troubleshoot-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 20px;
        }

        .troubleshoot-item {
            background: var(--bg-card);
            padding: 20px;
            border-radius: 8px;
            border: 1px solid var(--color-border);
        }

        .troubleshoot-item h5 {
            font-weight: 700;
            color: var(--color-purple);
            margin-bottom: 8px;
        }

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

        /* 术语百科 */
        .wiki-section {
            background: var(--bg-base);
        }

        .wiki-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .wiki-card {
            background: var(--bg-card);
            border: 1px solid var(--color-border);
            border-radius: 12px;
            padding: 24px;
        }

        .wiki-card h4 {
            color: var(--color-indigo);
            font-weight: 700;
            margin-bottom: 10px;
        }

        .wiki-card p {
            font-size: 0.875rem;
            color: var(--text-muted);
        }

        /* 客户评论 */
        .reviews-section {
            background: var(--bg-card);
        }

        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .review-card {
            background: var(--bg-base);
            border: 1px solid var(--color-border);
            padding: 30px;
            border-radius: 16px;
            position: relative;
        }

        .review-quote {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin-bottom: 20px;
            font-style: italic;
        }

        .review-author {
            display: flex;
            align-items: center;
            gap: 12px;
            border-top: 1px solid var(--color-border);
            padding-top: 15px;
        }

        .author-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--gradient-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-light);
            font-weight: bold;
            font-size: 0.9rem;
        }

        .author-info h5 {
            font-weight: 700;
            font-size: 0.9rem;
        }

        .author-info p {
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        /* 智能需求匹配 (表单) & 联系我们 */
        .contact-form-section {
            background: var(--bg-base);
        }

        .contact-layout {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 60px;
        }

        .form-container {
            background: var(--bg-card);
            border: 1px solid var(--color-border);
            padding: 40px;
            border-radius: 16px;
            box-shadow: var(--shadow-sm);
        }

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

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

        .form-control {
            width: 100%;
            padding: 12px;
            border: 1px solid var(--color-border);
            border-radius: 8px;
            outline: none;
            transition: var(--transition);
            font-size: 0.95rem;
            background: var(--bg-base);
        }

        .form-control:focus {
            border-color: var(--color-purple);
            background: var(--bg-card);
            box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
        }

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

        .info-card {
            background: var(--bg-card);
            border: 1px solid var(--color-border);
            border-radius: 12px;
            padding: 24px;
        }

        .info-card h4 {
            font-size: 1.1rem;
            margin-bottom: 12px;
            font-weight: 700;
            color: var(--color-indigo);
        }

        .info-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 6px;
        }

        .qr-code-box {
            text-align: center;
            margin-top: 15px;
        }

        .qr-code-box img {
            max-width: 130px;
            border: 1px solid var(--color-border);
            border-radius: 8px;
            padding: 6px;
            background: #fff;
        }

        /* 加盟代理 */
        .agent-section {
            background: var(--gradient-soft);
            border-top: 1px solid rgba(79, 70, 229, 0.1);
            border-bottom: 1px solid rgba(79, 70, 229, 0.1);
            text-align: center;
            padding: 80px 0;
        }

        .agent-box {
            max-width: 800px;
            margin: 0 auto;
        }

        .agent-box h3 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 20px;
            color: var(--text-dark);
        }

        .agent-box p {
            color: var(--text-muted);
            font-size: 1.1rem;
            margin-bottom: 30px;
        }

        /* 页脚与友情链接 */
        footer {
            background: #0f172a;
            color: #94a3b8;
            padding: 60px 0 30px;
            font-size: 0.9rem;
            border-top: 1px solid #1e293b;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-logo-area img {
            height: 40px;
            margin-bottom: 15px;
        }

        .footer-logo-area p {
            line-height: 1.7;
        }

        .footer-links h5, .footer-friend-links h5 {
            color: var(--text-light);
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 18px;
        }

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

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            color: #94a3b8;
            text-decoration: none;
            transition: var(--transition);
        }

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

        .footer-friend-links div {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-friend-links a {
            color: #94a3b8;
            text-decoration: none;
            background: #1e293b;
            padding: 6px 12px;
            border-radius: 6px;
            font-size: 0.85rem;
            transition: var(--transition);
        }

        .footer-friend-links a:hover {
            background: var(--gradient-primary);
            color: var(--text-light);
        }

        .footer-bottom {
            border-top: 1px solid #1e293b;
            padding-top: 30px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 15px;
        }

        /* 浮动组件 */
        .float-panel {
            position: fixed;
            right: 24px;
            bottom: 24px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            z-index: 999;
        }

        .float-btn {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--bg-card);
            box-shadow: var(--shadow-md);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            border: 1px solid var(--color-border);
            text-decoration: none;
            color: var(--text-dark);
            position: relative;
        }

        .float-btn:hover {
            background: var(--gradient-primary);
            color: var(--text-light);
            transform: translateY(-3px);
        }

        .float-btn .tooltip {
            position: absolute;
            right: 60px;
            background: var(--text-dark);
            color: var(--text-light);
            padding: 6px 12px;
            border-radius: 6px;
            font-size: 0.8rem;
            white-space: nowrap;
            opacity: 0;
            pointer-events: none;
            transition: var(--transition);
        }

        .float-btn:hover .tooltip {
            opacity: 1;
        }

        .float-qr-box {
            position: absolute;
            right: 60px;
            bottom: 0;
            background: var(--bg-card);
            border: 1px solid var(--color-border);
            padding: 10px;
            border-radius: 8px;
            box-shadow: var(--shadow-lg);
            display: none;
        }

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

        .float-qr-box img {
            width: 100px;
            height: 100px;
            display: block;
        }

        /* 动效 */
        @keyframes pulse {
            0% {
                box-shadow: 0 0 0 0 rgba(219, 39, 119, 0.4);
            }
            70% {
                box-shadow: 0 0 0 10px rgba(219, 39, 119, 0);
            }
            100% {
                box-shadow: 0 0 0 0 rgba(219, 39, 119, 0);
            }
        }

        /* 响应式媒体查询 */
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .service-cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .scenes-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .solutions-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .training-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .cases-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .banner-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .reviews-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .contact-layout {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            header {
                padding: 10px 0;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background: var(--bg-card);
                border-bottom: 1px solid var(--color-border);
                padding: 20px;
                box-shadow: var(--shadow-md);
            }
            .nav-menu.active {
                display: flex;
            }
            .mobile-toggle {
                display: block;
            }
            .hero-section h1 {
                font-size: 2.25rem;
            }
            .hero-section p.hero-desc {
                font-size: 1.1rem;
            }
            .about-content {
                grid-template-columns: 1fr;
            }
            .network-container {
                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-badge {
                left: 10px !important;
            }
            .training-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .token-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 480px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .service-cards-grid {
                grid-template-columns: 1fr;
            }
            .scenes-grid {
                grid-template-columns: 1fr;
            }
            .solutions-grid {
                grid-template-columns: 1fr;
            }
            .training-grid {
                grid-template-columns: 1fr;
            }
            .cases-grid {
                grid-template-columns: 1fr;
            }
            .banner-grid {
                grid-template-columns: 1fr;
            }
            .reviews-grid {
                grid-template-columns: 1fr;
            }
            .troubleshoot-grid {
                grid-template-columns: 1fr;
            }
            .wiki-grid {
                grid-template-columns: 1fr;
            }
        }