:root {
            --primary: #0052ff;
            --primary-light: #e6efff;
            --secondary: #7000ff;
            --accent: #ff007f;
            --dark-bg: #0b0f19;
            --light-bg: #f8fafc;
            --card-bg: #ffffff;
            --text-main: #1e293b;
            --text-muted: #64748b;
            --border-color: #e2e8f0;
            --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(--light-bg);
            color: var(--text-main);
            line-height: 1.6;
            overflow-x: hidden;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

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

        .nav-wrapper {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 72px;
        }

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

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

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

        nav {
            display: flex;
            gap: 24px;
            align-items: center;
        }

        nav a {
            color: var(--text-main);
            text-decoration: none;
            font-size: 14px;
            font-weight: 500;
            transition: var(--transition);
        }

        nav a:hover {
            color: var(--primary);
        }

        .nav-btn {
            background: var(--primary);
            color: white;
            padding: 8px 20px;
            border-radius: 50px;
            font-weight: 600;
            box-shadow: 0 4px 12px rgba(0, 82, 255, 0.25);
        }

        .nav-btn:hover {
            background: var(--secondary);
            color: white;
            transform: translateY(-2px);
        }

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

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

        /* Hero 区域 - 极致鲜亮纯代码背景 */
        .hero {
            position: relative;
            padding: 120px 0 90px 0;
            background: radial-gradient(circle at 80% 20%, #eef2ff 0%, #f8fafc 100%);
            overflow: hidden;
            border-bottom: 1px solid var(--border-color);
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -10%;
            left: -10%;
            width: 40%;
            height: 60%;
            background: radial-gradient(circle, rgba(112, 0, 255, 0.08) 0%, transparent 70%);
            pointer-events: none;
        }

        .hero::after {
            content: '';
            position: absolute;
            bottom: -10%;
            right: -10%;
            width: 50%;
            height: 50%;
            background: radial-gradient(circle, rgba(0, 82, 255, 0.08) 0%, transparent 70%);
            pointer-events: none;
        }

        .hero-content {
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
            position: relative;
            z-index: 10;
        }

        .badge-hero {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary-light);
            color: var(--primary);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 700;
            margin-bottom: 24px;
            border: 1px solid rgba(0, 82, 255, 0.15);
        }

        h1.hero-title {
            font-size: 44px;
            line-height: 1.25;
            font-weight: 800;
            color: #0f172a;
            margin-bottom: 24px;
        }

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

        .hero-desc {
            font-size: 18px;
            color: var(--text-muted);
            margin-bottom: 40px;
            line-height: 1.8;
        }

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

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            padding: 14px 32px;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 700;
            text-decoration: none;
            box-shadow: 0 10px 20px rgba(0, 82, 255, 0.2);
            transition: var(--transition);
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 30px rgba(112, 0, 255, 0.3);
        }

        .btn-secondary {
            background: #ffffff;
            color: var(--text-main);
            border: 1px solid var(--border-color);
            padding: 14px 32px;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 700;
            text-decoration: none;
            transition: var(--transition);
        }

        .btn-secondary:hover {
            background: #f1f5f9;
            transform: translateY(-3px);
        }

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

        .metric-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            padding: 24px;
            border-radius: 12px;
            text-align: center;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.02);
            transition: var(--transition);
        }

        .metric-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.05);
            border-color: var(--primary);
        }

        .metric-value {
            font-size: 36px;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 8px;
        }

        .metric-label {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* 基础区块样式 */
        section {
            padding: 100px 0;
            border-bottom: 1px solid var(--border-color);
        }

        .section-header {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 60px auto;
        }

        .section-tag {
            color: var(--primary);
            font-size: 14px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 2px;
            margin-bottom: 12px;
            display: block;
        }

        .section-title {
            font-size: 32px;
            font-weight: 800;
            color: #0f172a;
            margin-bottom: 20px;
        }

        .section-desc {
            color: var(--text-muted);
            font-size: 16px;
        }

        /* 关于我们与软件介绍 */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .about-content h3 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 16px;
            color: #0f172a;
        }

        .about-text {
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.8;
            margin-bottom: 24px;
        }

        .feature-bullets {
            list-style: none;
        }

        .feature-bullets li {
            position: relative;
            padding-left: 28px;
            margin-bottom: 12px;
            font-weight: 500;
            color: var(--text-main);
        }

        .feature-bullets li::before {
            content: "✓";
            position: absolute;
            left: 0;
            color: var(--secondary);
            font-weight: 900;
            font-size: 18px;
        }

        /* 平台服务体系 & 模型云 */
        .model-list-wrapper {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 40px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }

        .tag-cloud span {
            background: var(--light-bg);
            border: 1px solid var(--border-color);
            color: var(--text-main);
            padding: 8px 18px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 600;
            transition: var(--transition);
        }

        .tag-cloud span:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-color: var(--primary);
            transform: translateY(-2px);
        }

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

        .timeline-item {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 30px 24px;
            position: relative;
            transition: var(--transition);
        }

        .timeline-item:hover {
            transform: translateY(-6px);
            box-shadow: 0 16px 24px rgba(0, 0, 0, 0.05);
            border-color: var(--secondary);
        }

        .step-num {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            margin-bottom: 20px;
        }

        .timeline-item h4 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .timeline-item p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* 全行业解决方案 & 服务能力卡片 */
        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .solution-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 32px;
            transition: var(--transition);
        }

        .solution-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 20px 30px rgba(0, 82, 255, 0.06);
            border-color: var(--primary);
        }

        .solution-icon {
            font-size: 32px;
            margin-bottom: 24px;
        }

        .solution-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .solution-card p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 20px;
        }

        .solution-features {
            list-style: none;
            padding-top: 16px;
            border-top: 1px solid var(--border-color);
        }

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

        .solution-features li::before {
            content: "•";
            color: var(--accent);
            font-size: 18px;
        }

        /* 服务网络与技术标准 */
        .network-section {
            background: #ffffff;
        }

        .network-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .map-mockup {
            background: radial-gradient(circle at center, #f1f5f9 0%, #e2e8f0 100%);
            border-radius: 16px;
            padding: 40px;
            text-align: center;
            position: relative;
            border: 1px solid var(--border-color);
        }

        .map-point {
            position: absolute;
            background: var(--primary);
            width: 12px;
            height: 12px;
            border-radius: 50%;
            box-shadow: 0 0 0 4px rgba(0, 82, 255, 0.2);
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0% { box-shadow: 0 0 0 0 rgba(0, 82, 255, 0.4); }
            70% { box-shadow: 0 0 0 10px rgba(0, 82, 255, 0); }
            100% { box-shadow: 0 0 0 0 rgba(0, 82, 255, 0); }
        }

        /* 案例中心 (加入真实提供的素材图) */
        .cases-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

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

        .case-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 15px 25px rgba(0,0,0,0.05);
        }

        .case-img-container {
            width: 100%;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #f1f5f9;
        }

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

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

        .case-body {
            padding: 24px;
        }

        .case-tag {
            background: var(--primary-light);
            color: var(--primary);
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: 700;
            display: inline-block;
            margin-bottom: 12px;
        }

        .case-body h4 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
        }

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

        /* 对比评测 - 突出 9.9 高分 */
        .rating-banner {
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
            color: white;
            border-radius: 16px;
            padding: 40px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 40px;
        }

        .rating-stars {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .star {
            color: #fbbf24;
            font-size: 24px;
        }

        .rating-num {
            font-size: 64px;
            font-weight: 900;
            color: #ffffff;
            line-height: 1;
        }

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

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

        .comparison-table th, .comparison-table td {
            padding: 16px 24px;
            border-bottom: 1px solid var(--border-color);
        }

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

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

        /* Token 比价 */
        .price-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

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

        .price-card.featured {
            border-color: var(--primary);
            box-shadow: 0 8px 24px rgba(0, 82, 255, 0.08);
            position: relative;
        }

        .price-card.featured::before {
            content: '最佳性价比';
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--primary);
            color: white;
            font-size: 11px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 50px;
        }

        .price-header h4 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .price-amount {
            font-size: 32px;
            font-weight: 800;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .price-amount span {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-muted);
        }

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

        .training-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 24px 16px;
            text-align: center;
            transition: var(--transition);
        }

        .training-card:hover {
            transform: translateY(-4px);
            border-color: var(--secondary);
            box-shadow: 0 10px 20px rgba(112, 0, 255, 0.05);
        }

        .training-icon {
            font-size: 28px;
            margin-bottom: 16px;
        }

        .training-card h4 {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 10px;
            color: #0f172a;
        }

        .training-badge {
            display: inline-block;
            font-size: 11px;
            color: var(--secondary);
            background: rgba(112, 0, 255, 0.06);
            padding: 2px 8px;
            border-radius: 4px;
            font-weight: 600;
        }

        /* 术语百科 */
        .wiki-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

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

        .wiki-item h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--primary);
        }

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

        /* 常见用户问题 FAQ Accordion */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

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

        .faq-question {
            padding: 20px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            font-weight: 600;
            user-select: none;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            background: #fafbfc;
        }

        .faq-answer-content {
            padding: 20px 24px;
            border-top: 1px solid var(--border-color);
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.6;
        }

        .faq-icon {
            font-size: 18px;
            font-weight: 400;
            transition: transform 0.3s;
        }

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

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

        /* 客户评论卡片 (6条真实评论) */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

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

        .testimonial-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 20px rgba(0,0,0,0.04);
        }

        .testimonial-text {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 20px;
            position: relative;
        }

        .testimonial-text::before {
            content: "“";
            font-size: 32px;
            color: var(--primary-light);
            position: absolute;
            top: -15px;
            left: -10px;
            z-index: 1;
        }

        .testimonial-user {
            display: flex;
            align-items: center;
            gap: 12px;
            border-top: 1px solid var(--border-color);
            padding-top: 16px;
        }

        .avatar-placeholder {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary-light), var(--primary));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: 700;
            font-size: 14px;
        }

        .user-info h5 {
            font-size: 14px;
            font-weight: 700;
        }

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

        /* 资讯与知识库 */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
        }

        .news-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 20px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            transition: var(--transition);
            text-decoration: none;
            color: inherit;
        }

        .news-card:hover {
            transform: translateY(-4px);
            border-color: var(--primary);
            box-shadow: 0 8px 16px rgba(0,0,0,0.03);
        }

        .news-card h4 {
            font-size: 14px;
            font-weight: 600;
            line-height: 1.5;
            margin-bottom: 12px;
        }

        .news-link {
            font-size: 12px;
            color: var(--primary);
            font-weight: 600;
        }

        /* 智能需求匹配与联系我们表单 */
        .contact-section {
            background: var(--light-bg);
        }

        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 48px;
        }

        .contact-info-block {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .contact-item {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 24px;
            display: flex;
            gap: 16px;
            align-items: center;
        }

        .contact-icon {
            font-size: 24px;
            color: var(--primary);
            background: var(--primary-light);
            width: 48px;
            height: 48px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .contact-details h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 4px;
        }

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

        .qrcode-container {
            display: flex;
            gap: 24px;
            align-items: center;
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            padding: 24px;
            border-radius: 12px;
        }

        .qrcode-container img {
            width: 100px;
            height: 100px;
            border-radius: 8px;
        }

        .qrcode-desc h5 {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 6px;
        }

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

        .form-block {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            padding: 40px;
            border-radius: 16px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.03);
        }

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

        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            font-size: 14px;
            transition: var(--transition);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(0, 82, 255, 0.1);
        }

        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .btn-submit {
            width: 100%;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            border: none;
            padding: 14px;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-submit:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 20px rgba(112, 0, 255, 0.2);
        }

        /* 常见问题自助排查 */
        .troubleshoot-box {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 30px;
        }

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

        .troubleshoot-card {
            border-left: 4px solid var(--accent);
            padding: 10px 0 10px 20px;
        }

        .troubleshoot-card h5 {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 6px;
        }

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

        /* 友情链接与底部 */
        footer {
            background: #0f172a;
            color: #94a3b8;
            padding: 60px 0 30px 0;
            border-top: 1px solid #1e293b;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand img {
            height: 36px;
            margin-bottom: 16px;
        }

        .footer-brand p {
            font-size: 14px;
            margin-bottom: 16px;
            line-height: 1.6;
        }

        .footer-links h5 {
            color: #ffffff;
            font-size: 16px;
            margin-bottom: 20px;
            font-weight: 700;
        }

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

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

        .footer-links ul li a {
            color: #94a3b8;
            text-decoration: none;
            font-size: 14px;
            transition: var(--transition);
        }

        .footer-links ul li a:hover {
            color: #ffffff;
        }

        .footer-links-inline {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 20px;
        }

        .footer-links-inline a {
            color: #94a3b8;
            text-decoration: none;
            font-size: 13px;
            transition: var(--transition);
        }

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

        .copyright-area {
            border-top: 1px solid #1e293b;
            padding-top: 30px;
            text-align: center;
            font-size: 13px;
        }

        /* 浮动客服入口 */
        .floating-service {
            position: fixed;
            bottom: 30px;
            right: 30px;
            z-index: 999;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 10px 24px rgba(0, 0, 0, 0.2);
            cursor: pointer;
            transition: var(--transition);
        }

        .floating-service:hover {
            transform: scale(1.1);
        }

        .floating-panel {
            position: absolute;
            bottom: 70px;
            right: 0;
            background: white;
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 20px;
            width: 260px;
            box-shadow: 0 15px 30px rgba(0,0,0,0.1);
            display: none;
            flex-direction: column;
            align-items: center;
            text-align: center;
            color: var(--text-main);
        }

        .floating-panel img {
            width: 140px;
            height: 140px;
            margin-bottom: 12px;
        }

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

        .floating-service:hover .floating-panel {
            display: flex;
        }

        /* 响应式媒体查询 */
        @media (max-width: 1024px) {
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .timeline-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .solutions-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .cases-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .training-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .price-list {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            h1.hero-title {
                font-size: 32px;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                width: 100%;
                background: white;
                flex-direction: column;
                padding: 20px;
                border-bottom: 1px solid var(--border-color);
                box-shadow: 0 10px 15px rgba(0,0,0,0.05);
            }
            .nav-links.active {
                display: flex;
            }
            .menu-toggle {
                display: flex;
            }
            .about-grid, .network-grid, .contact-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .testimonials-grid, .news-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .training-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .troubleshoot-steps {
                grid-template-columns: 1fr;
            }
            .wiki-grid {
                grid-template-columns: 1fr;
            }
        }