:root {
            --cyber-bg: #07020d;
            --cyber-card: #120920;
            --cyber-card-glow: #1a0f2b;
            --cyber-pink: #ff007f;
            --cyber-purple: #9d00ff;
            --cyber-cyan: #00f3ff;
            --text-light: #ffffff;
            --text-dim: #bdaecf;
            --border-color: #2b1442;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            scroll-behavior: smooth;
        }

        body {
            background-color: var(--cyber-bg);
            color: var(--text-light);
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* 滚动条 */
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: var(--cyber-bg);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--cyber-purple);
            border-radius: 4px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--cyber-pink);
        }

        /* 公共样式 */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        section {
            padding: 80px 0;
            border-bottom: 1px solid var(--border-color);
            position: relative;
        }

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

        .section-header h2 {
            font-size: 2.2rem;
            color: var(--text-light);
            margin-bottom: 15px;
            text-shadow: 0 0 10px rgba(157, 0, 255, 0.5);
            display: inline-block;
            position: relative;
        }

        .section-header h2::after {
            content: '';
            display: block;
            width: 50px;
            height: 3px;
            background: linear-gradient(90deg, var(--cyber-pink), var(--cyber-cyan));
            margin: 10px auto 0;
            border-radius: 2px;
        }

        .section-header p {
            color: var(--text-dim);
            font-size: 1.1rem;
        }

        /* 赛博按钮 */
        .btn-cyber {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            background: linear-gradient(135deg, var(--cyber-pink), var(--cyber-purple));
            color: var(--text-light);
            text-decoration: none;
            font-weight: bold;
            border-radius: 4px;
            border: none;
            cursor: pointer;
            position: relative;
            overflow: hidden;
            transition: var(--transition);
            box-shadow: 0 0 15px rgba(255, 0, 127, 0.4);
            letter-spacing: 1px;
        }

        .btn-cyber:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 25px rgba(255, 0, 127, 0.8), 0 0 5px var(--cyber-cyan);
        }

        .btn-cyber-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            background: transparent;
            color: var(--cyber-cyan);
            text-decoration: none;
            font-weight: bold;
            border-radius: 4px;
            border: 2px solid var(--cyber-cyan);
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 0 10px rgba(0, 243, 255, 0.2);
        }

        .btn-cyber-outline:hover {
            background: var(--cyber-cyan);
            color: var(--cyber-bg);
            box-shadow: 0 0 20px rgba(0, 243, 255, 0.6);
            transform: translateY(-2px);
        }

        /* 顶部导航 */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(7, 2, 13, 0.85);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-color);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

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

        .ai-page-logo {
            height: 40px;
            display: block;
        }

        .logo-text {
            font-size: 1.4rem;
            font-weight: 800;
            background: linear-gradient(90deg, var(--cyber-pink), var(--cyber-cyan));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: 1px;
        }

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

        .nav-menu a {
            color: var(--text-dim);
            text-decoration: none;
            font-size: 0.95rem;
            transition: var(--transition);
            padding: 5px 0;
            position: relative;
        }

        .nav-menu a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--cyber-pink);
            transition: var(--transition);
        }

        .nav-menu a:hover {
            color: var(--text-light);
        }

        .nav-menu a:hover::after {
            width: 100%;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 15px;
        }

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

        .mobile-toggle span {
            display: block;
            width: 25px;
            height: 2px;
            background-color: var(--text-light);
            transition: var(--transition);
        }

        /* 1. Hero 首页 - 首屏不得出现任何图片 */
        .hero-section {
            padding-top: 150px;
            padding-bottom: 100px;
            background: radial-gradient(circle at 50% 30%, rgba(157, 0, 255, 0.15) 0%, rgba(7, 2, 13, 0) 70%);
            text-align: center;
        }

        .hero-content h1 {
            font-size: 3rem;
            font-weight: 900;
            margin-bottom: 25px;
            line-height: 1.2;
            color: var(--text-light);
            text-shadow: 0 0 20px rgba(255, 0, 127, 0.6);
        }

        .hero-content h1 span {
            background: linear-gradient(90deg, var(--cyber-pink), var(--cyber-cyan));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-lead {
            font-size: 1.3rem;
            color: var(--text-dim);
            max-width: 800px;
            margin: 0 auto 40px;
        }

        .hero-btns {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            margin-bottom: 50px;
        }

        /* 数据指标卡片 */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 40px;
        }

        .stat-card {
            background: var(--cyber-card);
            border: 1px solid var(--border-color);
            padding: 25px 15px;
            border-radius: 8px;
            box-shadow: inset 0 0 10px rgba(157, 0, 255, 0.1);
            transition: var(--transition);
        }

        .stat-card:hover {
            transform: translateY(-5px);
            border-color: var(--cyber-pink);
            box-shadow: 0 0 20px rgba(255, 0, 127, 0.2);
        }

        .stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--cyber-cyan);
            margin-bottom: 5px;
            text-shadow: 0 0 10px rgba(0, 243, 255, 0.3);
        }

        .stat-label {
            color: var(--text-dim);
            font-size: 0.9rem;
        }

        /* 2. 关于我们 */
        .about-section {
            background: linear-gradient(180deg, var(--cyber-bg) 0%, rgba(18, 9, 32, 0.5) 100%);
        }

        .about-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .about-text h3 {
            font-size: 1.8rem;
            color: var(--cyber-pink);
            margin-bottom: 20px;
        }

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

        .about-badges {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
        }

        .about-badge-item {
            background: var(--cyber-card-glow);
            padding: 15px;
            border-radius: 6px;
            border-left: 3px solid var(--cyber-cyan);
        }

        .about-badge-item h4 {
            color: var(--text-light);
            margin-bottom: 5px;
        }

        .about-badge-item p {
            color: var(--text-dim);
            font-size: 0.85rem;
            margin-bottom: 0;
        }

        /* 3. 全平台AIGC服务 */
        .services-section {
            background: var(--cyber-bg);
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }

        .service-card {
            background: var(--cyber-card);
            border: 1px solid var(--border-color);
            padding: 35px 25px;
            border-radius: 8px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--cyber-pink), var(--cyber-purple));
            opacity: 0;
            transition: var(--transition);
        }

        .service-card:hover {
            transform: translateY(-5px);
            border-color: rgba(255, 0, 127, 0.4);
            box-shadow: 0 10px 30px rgba(157, 0, 255, 0.2);
        }

        .service-card:hover::before {
            opacity: 1;
        }

        .service-icon {
            font-size: 2.5rem;
            color: var(--cyber-cyan);
            margin-bottom: 20px;
        }

        .service-card h3 {
            font-size: 1.35rem;
            margin-bottom: 15px;
            color: var(--text-light);
        }

        .service-card p {
            color: var(--text-dim);
            font-size: 0.95rem;
            margin-bottom: 20px;
        }

        .model-list-wrapper {
            margin-top: 50px;
            background: var(--cyber-card);
            padding: 30px;
            border-radius: 12px;
            border: 1px solid var(--border-color);
        }

        .model-list-title {
            text-align: center;
            font-size: 1.2rem;
            color: var(--cyber-cyan);
            margin-bottom: 20px;
        }

        .model-badges-flex {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }

        .model-badge {
            background: rgba(157, 0, 255, 0.1);
            color: var(--text-light);
            padding: 6px 14px;
            border-radius: 20px;
            border: 1px solid rgba(157, 0, 255, 0.3);
            font-size: 0.85rem;
            transition: var(--transition);
        }

        .model-badge:hover {
            background: var(--cyber-purple);
            border-color: var(--cyber-pink);
        }

        /* 4. 一站式AIGC制作 */
        .production-section {
            background: linear-gradient(180deg, rgba(18, 9, 32, 0.5) 0%, var(--cyber-bg) 100%);
        }

        .production-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

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

        .prod-item {
            display: flex;
            align-items: flex-start;
            gap: 15px;
            margin-bottom: 25px;
        }

        .prod-marker {
            background: linear-gradient(135deg, var(--cyber-pink), var(--cyber-purple));
            color: var(--text-light);
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            flex-shrink: 0;
            box-shadow: 0 0 10px rgba(255, 0, 127, 0.4);
        }

        .prod-info h4 {
            font-size: 1.1rem;
            color: var(--cyber-cyan);
            margin-bottom: 5px;
        }

        .prod-info p {
            color: var(--text-dim);
            font-size: 0.95rem;
        }

        /* 5. 全行业解决方案 */
        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }

        .solution-card {
            background: var(--cyber-card);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 30px;
            transition: var(--transition);
        }

        .solution-card:hover {
            border-color: var(--cyber-cyan);
            transform: translateY(-5px);
            box-shadow: 0 0 20px rgba(0, 243, 255, 0.2);
        }

        .solution-card h3 {
            font-size: 1.3rem;
            color: var(--text-light);
            margin-bottom: 15px;
            border-bottom: 1px solid var(--border-color);
            padding-bottom: 10px;
        }

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

        .solution-card li {
            color: var(--text-dim);
            font-size: 0.9rem;
            margin-bottom: 8px;
            position: relative;
            padding-left: 15px;
        }

        .solution-card li::before {
            content: '»';
            position: absolute;
            left: 0;
            color: var(--cyber-pink);
        }

        /* 6. 全国服务网络 */
        .network-section {
            background: var(--cyber-card);
        }

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

        .map-mockup {
            background: var(--cyber-bg);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 40px;
            height: 350px;
            position: relative;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .map-glow {
            position: absolute;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(157,0,255,0.2) 0%, rgba(7,2,13,0) 70%);
            animation: pulse 4s infinite alternate;
        }

        @keyframes pulse {
            0% { transform: scale(0.8); opacity: 0.5; }
            100% { transform: scale(1.2); opacity: 1; }
        }

        .map-node {
            position: absolute;
            width: 8px;
            height: 8px;
            background-color: var(--cyber-cyan);
            border-radius: 50%;
            box-shadow: 0 0 10px var(--cyber-cyan), 0 0 20px var(--cyber-cyan);
        }

        .node-1 { top: 30%; left: 40%; }
        .node-2 { top: 50%; left: 60%; }
        .node-3 { top: 70%; left: 50%; }
        .node-4 { top: 40%; left: 75%; }
        .node-5 { top: 60%; left: 30%; }

        .node-label {
            position: absolute;
            color: var(--text-light);
            font-size: 0.75rem;
            background: rgba(18, 9, 32, 0.8);
            padding: 2px 6px;
            border-radius: 3px;
            border: 1px solid var(--border-color);
            transform: translate(-50%, -25px);
            white-space: nowrap;
        }

        /* 7. 标准化AIGC流程 */
        .workflow-timeline {
            display: flex;
            justify-content: space-between;
            gap: 20px;
            margin-top: 40px;
            position: relative;
        }

        .workflow-timeline::before {
            content: '';
            position: absolute;
            top: 25px;
            left: 5%;
            width: 90%;
            height: 2px;
            background: var(--border-color);
            z-index: 1;
        }

        .workflow-step {
            flex: 1;
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .step-num {
            width: 50px;
            height: 50px;
            background: var(--cyber-card);
            border: 2px solid var(--cyber-pink);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 15px;
            font-weight: bold;
            color: var(--cyber-pink);
            box-shadow: 0 0 15px rgba(255, 0, 127, 0.3);
            transition: var(--transition);
        }

        .workflow-step:hover .step-num {
            background: var(--cyber-pink);
            color: var(--text-light);
            box-shadow: 0 0 25px rgba(255, 0, 127, 0.8);
        }

        .workflow-step h4 {
            font-size: 1.1rem;
            color: var(--text-light);
            margin-bottom: 5px;
        }

        .workflow-step p {
            font-size: 0.85rem;
            color: var(--text-dim);
        }

        /* 8. 技术标准 */
        .standards-container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .standard-box {
            background: var(--cyber-bg);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 25px;
            text-align: center;
            transition: var(--transition);
        }

        .standard-box:hover {
            border-color: var(--cyber-purple);
            box-shadow: inset 0 0 15px rgba(157, 0, 255, 0.2);
        }

        .standard-icon {
            font-size: 2rem;
            color: var(--cyber-pink);
            margin-bottom: 15px;
        }

        /* 9. 客户案例中心 */
        .cases-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

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

        .case-card:hover {
            transform: translateY(-5px);
            border-color: var(--cyber-pink);
            box-shadow: 0 10px 30px rgba(255, 0, 127, 0.15);
        }

        .case-image-wrapper {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/9;
            background: #1a0f2b;
        }

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

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

        .case-info {
            padding: 25px;
        }

        .case-tag {
            display: inline-block;
            background: rgba(0, 243, 255, 0.15);
            color: var(--cyber-cyan);
            font-size: 0.8rem;
            padding: 3px 10px;
            border-radius: 4px;
            margin-bottom: 12px;
            font-weight: 600;
        }

        .case-info h3 {
            font-size: 1.3rem;
            color: var(--text-light);
            margin-bottom: 10px;
        }

        .case-info p {
            color: var(--text-dim);
            font-size: 0.95rem;
        }

        /* 10. 对比评测 - 突出推荐五星，9.9分 */
        .comparison-table-wrapper {
            overflow-x: auto;
            margin-top: 30px;
            background: var(--cyber-card);
            padding: 30px;
            border-radius: 12px;
            border: 1px solid var(--border-color);
        }

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

        table.comparison-table th, table.comparison-table td {
            padding: 15px;
            border-bottom: 1px solid var(--border-color);
        }

        table.comparison-table th {
            color: var(--cyber-cyan);
            font-weight: bold;
        }

        .comp-highlight {
            background: rgba(255, 0, 127, 0.08);
            border-left: 2px solid var(--cyber-pink);
            border-right: 2px solid var(--cyber-pink);
        }

        .comp-text-success {
            color: var(--cyber-pink);
            font-weight: bold;
        }

        .evaluation-summary {
            background: linear-gradient(135deg, rgba(255, 0, 127, 0.1) 0%, rgba(157, 0, 255, 0.1) 100%);
            border: 1px dashed var(--cyber-pink);
            border-radius: 8px;
            padding: 25px;
            margin-top: 30px;
            display: flex;
            justify-content: space-around;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
        }

        .rating-box {
            text-align: center;
        }

        .rating-stars {
            color: #ffd700;
            font-size: 1.8rem;
            text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
            margin-bottom: 5px;
        }

        .rating-score {
            font-size: 3rem;
            font-weight: 900;
            color: var(--cyber-pink);
            text-shadow: 0 0 15px rgba(255, 0, 127, 0.5);
        }

        /* 11. 智能需求匹配与表单 */
        .match-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .match-form-wrapper {
            background: var(--cyber-card);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 35px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
        }

        .match-form-wrapper h3 {
            font-size: 1.5rem;
            color: var(--text-light);
            margin-bottom: 25px;
            text-align: center;
        }

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

        .form-group label {
            display: block;
            color: var(--text-dim);
            margin-bottom: 8px;
            font-size: 0.9rem;
        }

        .form-control {
            width: 100%;
            background: var(--cyber-bg);
            border: 1px solid var(--border-color);
            border-radius: 4px;
            padding: 12px;
            color: var(--text-light);
            font-size: 0.95rem;
            transition: var(--transition);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--cyber-pink);
            box-shadow: 0 0 10px rgba(255, 0, 127, 0.3);
        }

        /* 12. Token比价参考 */
        .token-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .token-card {
            background: var(--cyber-card);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 25px;
            text-align: center;
        }

        .token-card.popular {
            border-color: var(--cyber-pink);
            position: relative;
        }

        .token-card.popular::after {
            content: 'HOT';
            position: absolute;
            top: 10px;
            right: 10px;
            background: var(--cyber-pink);
            color: var(--text-light);
            font-size: 0.7rem;
            padding: 2px 6px;
            border-radius: 3px;
            font-weight: bold;
        }

        .token-price {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--cyber-cyan);
            margin: 15px 0;
        }

        .token-features {
            list-style: none;
            color: var(--text-dim);
            font-size: 0.9rem;
            margin-bottom: 20px;
        }

        .token-features li {
            margin-bottom: 8px;
        }

        /* 13 & 14. 培训业务 (职业技术培训 / 人工智能培训) */
        .training-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }

        .training-card {
            background: var(--cyber-card);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 30px;
            transition: var(--transition);
        }

        .training-card:hover {
            border-color: var(--cyber-purple);
            transform: translateY(-5px);
        }

        .training-icon {
            font-size: 2.5rem;
            color: var(--cyber-cyan);
            margin-bottom: 20px;
        }

        .training-card h3 {
            font-size: 1.25rem;
            color: var(--text-light);
            margin-bottom: 10px;
        }

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

        .training-tag {
            display: inline-block;
            background: rgba(157, 0, 255, 0.2);
            color: var(--cyber-pink);
            font-size: 0.75rem;
            padding: 2px 8px;
            border-radius: 4px;
            font-weight: bold;
        }

        /* 15 & 16. FAQ & 帮助中心 */
        .faq-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .faq-item {
            background: var(--cyber-card);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-question {
            padding: 20px;
            font-weight: bold;
            color: var(--text-light);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .faq-question::after {
            content: '+';
            font-size: 1.2rem;
            color: var(--cyber-pink);
            transition: var(--transition);
        }

        .faq-answer {
            padding: 0 20px;
            max-height: 0;
            overflow: hidden;
            color: var(--text-dim);
            font-size: 0.95rem;
            transition: max-height 0.3s ease-out, padding 0.3s ease-out;
        }

        .faq-item.active .faq-question::after {
            content: '-';
            transform: rotate(90deg);
        }

        .faq-item.active .faq-answer {
            padding: 0 20px 20px 20px;
            max-height: 200px;
        }

        /* 17. 常见问题自助排查 */
        .troubleshoot-box {
            background: var(--cyber-card);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 35px;
        }

        .troubleshoot-steps {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 30px;
        }

        .trouble-card {
            background: var(--cyber-bg);
            border: 1px solid var(--border-color);
            border-radius: 6px;
            padding: 20px;
        }

        .trouble-card h4 {
            color: var(--cyber-cyan);
            margin-bottom: 10px;
        }

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

        /* 18. AI术语百科 */
        .百科-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .wiki-card {
            background: var(--cyber-card);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 20px;
            transition: var(--transition);
        }

        .wiki-card:hover {
            border-color: var(--cyber-pink);
        }

        .wiki-card h4 {
            color: var(--cyber-pink);
            margin-bottom: 8px;
            font-size: 1.1rem;
        }

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

        /* 19. 行业资讯 / 知识库 */
        .articles-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }

        .article-card {
            background: var(--cyber-card);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            overflow: hidden;
            transition: var(--transition);
        }

        .article-card:hover {
            border-color: var(--cyber-cyan);
            transform: translateY(-3px);
        }

        .article-body {
            padding: 20px;
        }

        .article-meta {
            color: var(--cyber-pink);
            font-size: 0.8rem;
            margin-bottom: 10px;
        }

        .article-body h3 {
            font-size: 1.1rem;
            color: var(--text-light);
            margin-bottom: 10px;
            line-height: 1.4;
        }

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

        .article-link {
            color: var(--cyber-cyan);
            text-decoration: none;
            font-weight: bold;
            font-size: 0.85rem;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

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

        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }

        .review-card {
            background: var(--cyber-bg);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 25px;
            position: relative;
        }

        .review-card::before {
            content: '“';
            position: absolute;
            top: 15px;
            left: 15px;
            font-size: 4rem;
            color: rgba(255, 0, 127, 0.1);
            line-height: 1;
        }

        .review-text {
            color: var(--text-dim);
            font-size: 0.95rem;
            margin-bottom: 20px;
            position: relative;
            z-index: 2;
        }

        .reviewer-info {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .reviewer-avatar {
            width: 45px;
            height: 45px;
            background: linear-gradient(135deg, var(--cyber-pink), var(--cyber-purple));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            color: var(--text-light);
        }

        .reviewer-meta h4 {
            font-size: 0.95rem;
            color: var(--text-light);
        }

        .reviewer-meta p {
            font-size: 0.8rem;
            color: var(--cyber-cyan);
        }

        /* 21. 加盟代理 */
        .agent-section {
            background: linear-gradient(135deg, rgba(157, 0, 255, 0.1) 0%, rgba(255, 0, 127, 0.1) 100%);
            border-top: 1px solid var(--cyber-pink);
            border-bottom: 1px solid var(--cyber-pink);
        }

        .agent-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .agent-perks {
            list-style: none;
        }

        .agent-perks li {
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-dim);
        }

        .agent-perks li::before {
            content: '✓';
            color: var(--cyber-cyan);
            font-weight: bold;
        }

        /* 20. 联系我们 */
        .contact-container {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 50px;
        }

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

        .contact-card {
            background: var(--cyber-card);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 25px;
            display: flex;
            align-items: center;
            gap: 20px;
        }

        .contact-icon {
            font-size: 2rem;
            color: var(--cyber-pink);
        }

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

        .qr-item {
            text-align: center;
            background: var(--cyber-card);
            padding: 15px;
            border-radius: 8px;
            border: 1px solid var(--border-color);
            flex: 1;
        }

        .qr-item img {
            width: 100px;
            height: 100px;
            object-fit: cover;
            border-radius: 4px;
            margin-bottom: 10px;
        }

        .qr-item p {
            font-size: 0.8rem;
            color: var(--text-dim);
        }

        /* 页脚 */
        footer {
            background-color: #05020a;
            padding: 60px 0 30px;
            border-top: 1px solid var(--border-color);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr repeat(3, 1fr);
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-logo-desc p {
            color: var(--text-dim);
            font-size: 0.9rem;
            margin-top: 15px;
        }

        .footer-links-col h4 {
            color: var(--text-light);
            margin-bottom: 20px;
            font-size: 1.05rem;
            border-left: 3px solid var(--cyber-pink);
            padding-left: 10px;
        }

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

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

        .footer-links-col a {
            color: var(--text-dim);
            text-decoration: none;
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .footer-links-col a:hover {
            color: var(--cyber-cyan);
            padding-left: 5px;
        }

        .footer-bottom {
            padding-top: 30px;
            border-top: 1px solid var(--border-color);
            text-align: center;
            font-size: 0.85rem;
            color: var(--text-dim);
        }

        .footer-friend-links {
            margin-top: 15px;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 15px;
        }

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

        .footer-friend-links a:hover {
            color: var(--cyber-pink);
        }

        /* 侧边悬浮浮窗 */
        .floating-action-widget {
            position: fixed;
            bottom: 30px;
            right: 30px;
            display: flex;
            flex-direction: column;
            gap: 15px;
            z-index: 999;
        }

        .float-btn {
            width: 50px;
            height: 50px;
            background: linear-gradient(135deg, var(--cyber-pink), var(--cyber-purple));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-light);
            text-decoration: none;
            box-shadow: 0 4px 15px rgba(255, 0, 127, 0.4);
            transition: var(--transition);
            font-weight: bold;
            position: relative;
        }

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

        .float-btn .tooltip {
            position: absolute;
            right: 60px;
            background: var(--cyber-card);
            border: 1px solid var(--cyber-pink);
            padding: 8px 12px;
            border-radius: 4px;
            white-space: nowrap;
            opacity: 0;
            pointer-events: none;
            transition: var(--transition);
            font-size: 0.85rem;
        }

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

        /* 移动端适配 */
        @media (max-width: 992px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .about-container, .production-grid, .network-container, .match-container, .agent-container, .contact-container {
                grid-template-columns: 1fr;
            }
            .services-grid, .solutions-grid, .training-grid, .articles-grid, .reviews-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .cases-grid {
                grid-template-columns: 1fr;
            }
            .workflow-timeline {
                flex-direction: column;
                gap: 30px;
            }
            .workflow-timeline::before {
                display: none;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background: var(--cyber-bg);
                border-bottom: 1px solid var(--border-color);
                padding: 20px;
                gap: 15px;
            }
            .nav-menu.active {
                display: flex;
            }
            .mobile-toggle {
                display: flex;
            }
            .hero-content h1 {
                font-size: 2.2rem;
            }
            .services-grid, .solutions-grid, .training-grid, .articles-grid, .reviews-grid, .百科-grid, .troubleshoot-steps, .standards-container {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }