/* 基础重置 */
        * {
            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: #333333;
            background-color: #fcfcfc;
        }
        body {
            line-height: 1.6;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.3s;
        }

        /* 统一容器规范 */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* 艳红热烈风格色彩体系 */
        :root {
            --primary-color: #e60012;
            --primary-hover: #b8000e;
            --primary-light: #fff0f0;
            --dark-color: #1a1a1a;
            --gray-light: #f8f9fa;
            --gray-border: #e9ecef;
            --text-muted: #666666;
            --accent-gold: #d4af37;
        }

        /* 头部与导航栏 */
        header {
            background-color: #ffffff;
            border-bottom: 1px solid var(--gray-border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
        }
        .logo-box {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .ai-page-logo {
            max-height: 45px;
            width: auto;
        }
        .brand-name {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary-color);
        }
        .nav-menu {
            display: flex;
            list-style: none;
        }
        .nav-menu a {
            font-size: 14px;
            font-weight: 500;
            color: var(--dark-color);
            padding: 5px 10px;
            border-radius: 4px;
        }
        .nav-menu a:hover {
            color: var(--primary-color);
            background-color: var(--primary-light);
        }
        .nav-btn {
            background-color: var(--primary-color);
            color: #ffffff;
            padding: 8px 16px;
            border-radius: 4px;
            font-size: 14px;
            font-weight: 600;
            transition: background-color 0.3s;
        }
        .nav-btn:hover {
            background-color: var(--primary-hover);
            color: #ffffff;
        }
        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            border: none;
            background: none;
        }
        .menu-toggle span {
            width: 25px;
            height: 3px;
            background-color: var(--dark-color);
            transition: 0.3s;
        }

        /* 页面主要区块通用样式 */
        section {
            padding: 80px 0;
            border-bottom: 1px solid var(--gray-border);
        }
        .section-light {
            background-color: #ffffff;
        }
        .section-gray {
            background-color: var(--gray-light);
        }
        .section-title-box {
            text-align: center;
            margin-bottom: 50px;
        }
        .section-title-box h2 {
            font-size: 32px;
            color: var(--dark-color);
            position: relative;
            display: inline-block;
            padding-bottom: 15px;
        }
        .section-title-box h2::after {
            content: '';
            position: absolute;
            width: 50px;
            height: 3px;
            background-color: var(--primary-color);
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
        }
        .section-subtitle {
            margin-top: 15px;
            font-size: 16px;
            color: var(--text-muted);
        }

        /* 1. Hero 首屏 - 纯色/渐变几何背景，绝无图片 */
        .hero-section {
            background: linear-gradient(135deg, #ffffff 0%, #fff5f5 100%);
            padding: 100px 0 80px 0;
            position: relative;
            overflow: hidden;
            text-align: center;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: -10%;
            right: -10%;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(230,0,18,0.05) 0%, transparent 70%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 900px;
            margin: 0 auto;
        }
        .hero-tag {
            display: inline-block;
            background-color: var(--primary-light);
            color: var(--primary-color);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 25px;
            border: 1px solid rgba(230,0,18,0.2);
        }
        .hero-title {
            font-size: 42px;
            line-height: 1.25;
            color: var(--dark-color);
            margin-bottom: 25px;
            font-weight: 800;
        }
        .hero-title span {
            color: var(--primary-color);
        }
        .hero-desc {
            font-size: 18px;
            color: var(--text-muted);
            margin-bottom: 40px;
            line-height: 1.6;
        }
        .hero-btn-group {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        .btn-main {
            background-color: var(--primary-color);
            color: #ffffff;
            padding: 15px 35px;
            border-radius: 5px;
            font-size: 16px;
            font-weight: 700;
            box-shadow: 0 4px 15px rgba(230,0,18,0.3);
            transition: all 0.3s;
        }
        .btn-main:hover {
            background-color: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(230,0,18,0.4);
        }
        .btn-secondary {
            background-color: #ffffff;
            color: var(--dark-color);
            padding: 15px 35px;
            border-radius: 5px;
            font-size: 16px;
            font-weight: 700;
            border: 1px solid var(--gray-border);
            transition: all 0.3s;
        }
        .btn-secondary:hover {
            border-color: var(--primary-color);
            color: var(--primary-color);
            transform: translateY(-2px);
        }

        /* 首页链接专门放置样式（遵照首页链接和Logo规范） */
        .home-link-box {
            margin-top: 30px;
        }
        .ai-page-home-link {
            font-size: 14px;
            color: var(--text-muted);
            text-decoration: underline;
        }
        .ai-page-home-link:hover {
            color: var(--primary-color);
        }

        /* 数据指标卡片 */
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 50px;
        }
        .stat-card {
            background-color: #ffffff;
            border: 1px solid var(--gray-border);
            padding: 30px 20px;
            border-radius: 8px;
            text-align: center;
            transition: transform 0.3s;
        }
        .stat-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary-color);
        }
        .stat-num {
            font-size: 36px;
            font-weight: 700;
            color: var(--primary-color);
            margin-bottom: 10px;
        }
        .stat-label {
            font-size: 14px;
            color: var(--text-muted);
        }

        /* 2. 关于我们 与 平台介绍 */
        .about-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
            align-items: center;
        }
        .about-text h3 {
            font-size: 24px;
            color: var(--dark-color);
            margin-bottom: 20px;
        }
        .about-text p {
            font-size: 16px;
            color: var(--text-muted);
            margin-bottom: 20px;
            line-height: 1.8;
        }
        .about-highlights {
            list-style: none;
        }
        .about-highlights li {
            position: relative;
            padding-left: 25px;
            margin-bottom: 12px;
            font-weight: 500;
        }
        .about-highlights li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--primary-color);
            font-weight: bold;
        }
        .about-side {
            background-color: var(--primary-light);
            border: 2px dashed rgba(230,0,18,0.2);
            padding: 30px;
            border-radius: 8px;
        }
        .about-side h4 {
            color: var(--primary-color);
            font-size: 20px;
            margin-bottom: 15px;
        }
        .about-side p {
            font-size: 14px;
            color: var(--dark-color);
            margin-bottom: 10px;
        }

        /* 3. 全平台AIGC服务 */
        .models-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
            gap: 15px;
            margin-top: 30px;
        }
        .model-badge {
            background-color: #ffffff;
            border: 1px solid var(--gray-border);
            border-radius: 6px;
            padding: 12px;
            text-align: center;
            font-size: 14px;
            font-weight: 500;
            transition: all 0.3s;
        }
        .model-badge:hover {
            border-color: var(--primary-color);
            background-color: var(--primary-light);
            color: var(--primary-color);
        }

        /* 4. 一站式AIGC制作 (主打场景) */
        .scenarios-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }
        .scenario-card {
            background-color: #ffffff;
            border: 1px solid var(--gray-border);
            padding: 30px;
            border-radius: 8px;
            transition: all 0.3s;
        }
        .scenario-card:hover {
            box-shadow: 0 10px 20px rgba(0,0,0,0.05);
            border-color: var(--primary-color);
        }
        .scenario-icon {
            font-size: 32px;
            color: var(--primary-color);
            margin-bottom: 15px;
        }
        .scenario-card h3 {
            font-size: 18px;
            margin-bottom: 15px;
            color: var(--dark-color);
        }
        .scenario-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* 5. 全行业解决方案 */
        .solution-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .solution-card {
            background-color: #ffffff;
            border-top: 4px solid var(--primary-color);
            padding: 25px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.03);
            border-radius: 0 0 8px 8px;
        }
        .solution-card h4 {
            margin-bottom: 10px;
            color: var(--dark-color);
        }
        .solution-card p {
            font-size: 14px;
            color: var(--text-muted);
        }

        /* 6. 全国服务网络 & 价格参考 */
        .network-section {
            background: linear-gradient(rgba(230,0,18,0.02), rgba(230,0,18,0.02));
        }
        .network-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .network-box {
            background: #ffffff;
            border: 1px solid var(--gray-border);
            padding: 30px;
            border-radius: 8px;
        }
        .network-box h4 {
            font-size: 18px;
            color: var(--dark-color);
            margin-bottom: 15px;
        }
        .network-box ul {
            list-style: none;
            padding-left: 0;
        }
        .network-box ul li {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 10px;
            position: relative;
            padding-left: 20px;
        }
        .network-box ul li::before {
            content: '●';
            color: var(--primary-color);
            position: absolute;
            left: 0;
            font-size: 12px;
        }

        /* 7. 标准化AIGC流程 */
        .timeline {
            display: flex;
            justify-content: space-between;
            position: relative;
            margin-top: 40px;
        }
        .timeline::after {
            content: '';
            position: absolute;
            width: 100%;
            height: 2px;
            background-color: var(--gray-border);
            top: 20px;
            left: 0;
            z-index: 1;
        }
        .timeline-step {
            position: relative;
            z-index: 2;
            text-align: center;
            flex: 1;
        }
        .step-num {
            width: 40px;
            height: 40px;
            background-color: var(--primary-color);
            color: #ffffff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 15px auto;
            font-weight: 700;
        }
        .timeline-step h4 {
            font-size: 16px;
            margin-bottom: 8px;
            color: var(--dark-color);
        }
        .timeline-step p {
            font-size: 12px;
            color: var(--text-muted);
            padding: 0 10px;
        }

        /* 8. 技术标准 */
        .tech-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .tech-card {
            background-color: var(--gray-light);
            border-left: 4px solid var(--primary-color);
            padding: 25px;
            border-radius: 0 8px 8px 0;
        }
        .tech-card h4 {
            font-size: 18px;
            margin-bottom: 12px;
            color: var(--dark-color);
        }
        .tech-card p {
            font-size: 14px;
            color: var(--text-muted);
        }

        /* 9. 客户案例中心 - 含规定图展示 */
        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }
        .gallery-item {
            background: #ffffff;
            border: 1px solid var(--gray-border);
            border-radius: 8px;
            overflow: hidden;
            transition: all 0.3s;
        }
        .gallery-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 25px rgba(0,0,0,0.1);
        }
        .gallery-img-box {
            width: 100%;
            height: 200px;
            overflow: hidden;
            background-color: #f0f0f0;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .gallery-img-box img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .gallery-info {
            padding: 20px;
        }
        .gallery-info h4 {
            font-size: 16px;
            color: var(--dark-color);
            margin-bottom: 8px;
        }
        .gallery-info p {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* 10. 对比评测 - 突出 9.9 评分与五星推荐 */
        .review-box {
            background: #ffffff;
            border: 1px solid var(--gray-border);
            border-radius: 12px;
            padding: 40px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.03);
        }
        .rating-summary {
            display: flex;
            align-items: center;
            gap: 30px;
            border-bottom: 1px solid var(--gray-border);
            padding-bottom: 30px;
            margin-bottom: 30px;
        }
        .rating-score {
            font-size: 64px;
            font-weight: 800;
            color: var(--primary-color);
            line-height: 1;
        }
        .rating-stars {
            display: flex;
            flex-direction: column;
            gap: 5px;
        }
        .stars {
            color: var(--accent-gold);
            font-size: 24px;
        }
        .stars-label {
            font-size: 16px;
            font-weight: 600;
            color: var(--dark-color);
        }
        .rating-text {
            font-size: 14px;
            color: var(--text-muted);
        }
        .compare-table-wrapper {
            overflow-x: auto;
        }
        .compare-table {
            width: 100%;
            border-collapse: collapse;
            text-align: center;
        }
        .compare-table th, .compare-table td {
            padding: 15px;
            border: 1px solid var(--gray-border);
            font-size: 14px;
        }
        .compare-table th {
            background-color: var(--gray-light);
            color: var(--dark-color);
            font-weight: 600;
        }
        .compare-table tr td:first-child {
            text-align: left;
            font-weight: 600;
        }
        .compare-table .highlight-col {
            background-color: var(--primary-light);
            color: var(--primary-color);
            font-weight: bold;
        }

        /* 11. 智能需求匹配 (表单) */
        .form-wrapper {
            max-width: 600px;
            margin: 0 auto;
            background-color: #ffffff;
            border: 1px solid var(--gray-border);
            padding: 40px;
            border-radius: 8px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.02);
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            font-size: 14px;
            color: var(--dark-color);
        }
        .form-control {
            width: 100%;
            padding: 12px;
            border: 1px solid var(--gray-border);
            border-radius: 4px;
            font-size: 14px;
            transition: border-color 0.3s;
        }
        .form-control:focus {
            outline: none;
            border-color: var(--primary-color);
        }
        .btn-submit {
            width: 100%;
            background-color: var(--primary-color);
            color: #ffffff;
            border: none;
            padding: 15px;
            border-radius: 4px;
            font-size: 16px;
            font-weight: 700;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        .btn-submit:hover {
            background-color: var(--primary-hover);
        }

        /* 12. Token比价参考 */
        .token-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }
        .token-card {
            background: #ffffff;
            border: 1px solid var(--gray-border);
            border-radius: 8px;
            padding: 25px;
            text-align: center;
        }
        .token-card.popular {
            border: 2px solid var(--primary-color);
            position: relative;
        }
        .token-badge {
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            background-color: var(--primary-color);
            color: #ffffff;
            padding: 2px 10px;
            font-size: 12px;
            border-radius: 10px;
            font-weight: 600;
        }
        .token-card h4 {
            font-size: 20px;
            margin-bottom: 15px;
            color: var(--dark-color);
        }
        .token-price {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary-color);
            margin-bottom: 15px;
        }
        .token-price span {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: normal;
        }
        .token-features {
            list-style: none;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 20px;
        }
        .token-features li {
            margin-bottom: 8px;
        }

        /* 13. 职业技术培训 & 14. 人工智能培训 */
        .training-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 15px;
        }
        .training-card {
            background-color: #ffffff;
            border: 1px solid var(--gray-border);
            padding: 20px;
            border-radius: 8px;
            text-align: center;
            transition: all 0.3s;
        }
        .training-card:hover {
            border-color: var(--primary-color);
            background-color: var(--primary-light);
        }
        .training-card h4 {
            font-size: 15px;
            color: var(--dark-color);
            margin-bottom: 10px;
        }
        .training-card p {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* 15. 帮助中心, 17. 常见问题自助排查, 18. AI术语百科 */
        .help-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .help-card {
            background-color: #ffffff;
            border: 1px solid var(--gray-border);
            padding: 30px;
            border-radius: 8px;
        }
        .help-card h4 {
            font-size: 18px;
            color: var(--primary-color);
            margin-bottom: 15px;
            border-left: 3px solid var(--primary-color);
            padding-left: 10px;
        }
        .help-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* 16. 常见用户问题 FAQ (折叠面板) */
        .faq-wrapper {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background-color: #ffffff;
            border: 1px solid var(--gray-border);
            border-radius: 6px;
            margin-bottom: 12px;
            overflow: hidden;
        }
        .faq-header {
            padding: 20px;
            background-color: #ffffff;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            color: var(--dark-color);
            font-size: 16px;
        }
        .faq-header::after {
            content: '+';
            font-size: 20px;
            color: var(--primary-color);
            transition: transform 0.3s;
        }
        .faq-item.active .faq-header::after {
            content: '-';
        }
        .faq-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            background-color: var(--gray-light);
        }
        .faq-content {
            padding: 20px;
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            border-top: 1px solid var(--gray-border);
        }

        /* 用户评论区 (6 条评论) */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
            margin-top: 50px;
        }
        .review-card {
            background-color: #ffffff;
            border: 1px solid var(--gray-border);
            padding: 25px;
            border-radius: 8px;
            box-shadow: 0 4px 10px rgba(0,0,0,0.02);
        }
        .review-content {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 15px;
            font-style: italic;
        }
        .review-user {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .user-avatar {
            width: 40px;
            height: 40px;
            background-color: var(--primary-color);
            color: #ffffff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 14px;
        }
        .user-info h5 {
            font-size: 14px;
            color: var(--dark-color);
        }
        .user-info span {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* 19. 行业资讯 / 知识库 (最新文章列表) */
        .article-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .article-item {
            background: #ffffff;
            border: 1px solid var(--gray-border);
            padding: 20px;
            border-radius: 6px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        .article-item h4 {
            font-size: 16px;
            color: var(--dark-color);
            margin-bottom: 10px;
        }
        .article-link {
            font-size: 14px;
            color: var(--primary-color);
            font-weight: 600;
            align-self: flex-start;
        }
        .article-link:hover {
            color: var(--primary-hover);
        }

        /* 20. 联系我们 & 21. 加盟代理 */
        .contact-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
        }
        .contact-info {
            background-color: #ffffff;
            border: 1px solid var(--gray-border);
            padding: 40px;
            border-radius: 8px;
        }
        .contact-info h3 {
            font-size: 22px;
            color: var(--dark-color);
            margin-bottom: 25px;
        }
        .contact-info-list {
            list-style: none;
            margin-bottom: 30px;
        }
        .contact-info-list li {
            margin-bottom: 15px;
            font-size: 15px;
            color: var(--text-muted);
        }
        .contact-info-list strong {
            color: var(--dark-color);
        }
        .agent-callout {
            background-color: var(--primary-light);
            border: 1px solid rgba(230,0,18,0.2);
            padding: 25px;
            border-radius: 6px;
        }
        .agent-callout h4 {
            color: var(--primary-color);
            margin-bottom: 10px;
            font-size: 18px;
        }
        .agent-callout p {
            font-size: 14px;
            color: var(--dark-color);
        }
        .contact-qrcode {
            text-align: center;
            background-color: #ffffff;
            border: 1px solid var(--gray-border);
            padding: 30px;
            border-radius: 8px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
        }
        .contact-qrcode img {
            max-width: 180px;
            height: auto;
            border: 1px solid var(--gray-border);
            padding: 5px;
            background-color: #ffffff;
            margin-bottom: 15px;
        }
        .contact-qrcode p {
            font-size: 14px;
            color: var(--dark-color);
            font-weight: 600;
        }

        /* 友情链接与底部导航对齐 */
        .footer-links-section {
            background-color: var(--gray-light);
            padding: 40px 0;
            border-top: 1px solid var(--gray-border);
            border-bottom: 1px solid var(--gray-border);
        }
        .footer-links-wrapper {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .footer-links-title {
            font-size: 14px;
            font-weight: 700;
            color: var(--dark-color);
        }
        .footer-links-content {
            display: flex;
            flex-wrap: wrap;
            gap: 15px 25px;
        }
        .footer-links-content a {
            font-size: 13px;
            color: var(--text-muted);
        }
        .footer-links-content a:hover {
            color: var(--primary-color);
        }

        /* 页脚 */
        footer {
            background-color: var(--dark-color);
            color: #ffffff;
            padding: 50px 0 20px 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr repeat(3, 1fr);
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand h3 {
            color: #ffffff;
            margin-bottom: 15px;
            font-size: 20px;
        }
        .footer-brand p {
            color: #cccccc;
            font-size: 14px;
            margin-bottom: 15px;
            line-height: 1.6;
        }
        .footer-cols h4 {
            color: #ffffff;
            font-size: 16px;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 8px;
        }
        .footer-cols h4::after {
            content: '';
            position: absolute;
            width: 30px;
            height: 2px;
            background-color: var(--primary-color);
            bottom: 0;
            left: 0;
        }
        .footer-cols ul {
            list-style: none;
        }
        .footer-cols ul li {
            margin-bottom: 10px;
        }
        .footer-cols ul li a {
            color: #cccccc;
            font-size: 14px;
        }
        .footer-cols ul li a:hover {
            color: var(--primary-color);
        }
        .footer-bottom {
            border-top: 1px solid #333333;
            padding-top: 20px;
            text-align: center;
            font-size: 13px;
            color: #999999;
        }

        /* 悬浮客服面板 */
        .float-widget {
            position: fixed;
            right: 20px;
            bottom: 40px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .float-item {
            width: 50px;
            height: 50px;
            background-color: var(--primary-color);
            color: #ffffff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 10px rgba(0,0,0,0.2);
            cursor: pointer;
            position: relative;
            transition: background-color 0.3s;
        }
        .float-item:hover {
            background-color: var(--primary-hover);
        }
        .float-item svg {
            width: 24px;
            height: 24px;
            fill: currentColor;
        }
        .float-qr-pop {
            display: none;
            position: absolute;
            right: 60px;
            bottom: 0;
            background-color: #ffffff;
            border: 1px solid var(--gray-border);
            padding: 15px;
            border-radius: 8px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.15);
            text-align: center;
            width: 160px;
        }
        .float-qr-pop img {
            width: 100%;
            height: auto;
            margin-bottom: 8px;
        }
        .float-qr-pop p {
            color: var(--dark-color);
            font-size: 12px;
            margin: 0;
        }
        .float-item:hover .float-qr-pop {
            display: block;
        }

        /* 响应式适配 */
        @media (max-width: 1024px) {
            .stat-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .scenarios-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .solution-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .training-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        @media (max-width: 768px) {
            .menu-toggle {
                display: flex;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background-color: #ffffff;
                border-bottom: 1px solid var(--gray-border);
                padding: 20px;
                box-shadow: 0 4px 10px rgba(0,0,0,0.05);
            }
            .nav-menu.active {
                display: flex;
            }
            .about-grid, .contact-grid {
                grid-template-columns: 1fr;
            }
            .gallery-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .network-grid, .tech-grid, .token-grid, .help-grid, .reviews-grid {
                grid-template-columns: 1fr;
            }
            .timeline {
                flex-direction: column;
                gap: 20px;
            }
            .timeline::after {
                display: none;
            }
            .hero-title {
                font-size: 28px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .training-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .article-list {
                grid-template-columns: 1fr;
            }
        }