/* 基础样式复位与高亮度鲜活风设计 */
        :root {
            --primary: #2563eb;
            --primary-hover: #1d4ed8;
            --secondary: #10b981;
            --secondary-hover: #059669;
            --accent: #f59e0b;
            --text-main: #0f172a;
            --text-muted: #475569;
            --bg-body: #f8fafc;
            --bg-card: #ffffff;
            --border-color: #e2e8f0;
            --container-width: 1200px;
            --transition-speed: 0.3s;
        }

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

        html {
            scroll-behavior: smooth;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans CJK SC", sans-serif;
            background-color: var(--bg-body);
            color: var(--text-main);
            line-height: 1.6;
        }

        body {
            overflow-x: hidden;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }

        /* 布局容器 */
        .container {
            width: 100%;
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* 辅助组件样式 */
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition-speed);
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            border-radius: 8px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: all var(--transition-speed);
            border: none;
            gap: 8px;
        }

        .btn-primary {
            background-color: var(--primary);
            color: #ffffff;
        }

        .btn-primary:hover {
            background-color: var(--primary-hover);
            color: #ffffff;
            transform: translateY(-2px);
            box-shadow: 0 10px 15px -3px rgba(37, 99, 235, 0.3);
        }

        .btn-secondary {
            background-color: var(--secondary);
            color: #ffffff;
        }

        .btn-secondary:hover {
            background-color: var(--secondary-hover);
            color: #ffffff;
            transform: translateY(-2px);
            box-shadow: 0 10px 15px -3px rgba(16, 185, 129, 0.3);
        }

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

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

        /* 头部导航 */
        header {
            background-color: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 100;
            transition: all var(--transition-speed);
        }

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

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

        .brand img {
            height: 40px;
        }

        .brand-text {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.5px;
        }

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

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

        .nav-item a {
            color: var(--text-muted);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 8px 12px;
            border-radius: 4px;
            transition: all var(--transition-speed);
        }

        .nav-item a:hover {
            color: var(--primary);
            background-color: rgba(37, 99, 235, 0.05);
        }

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

        /* 移动端导航切换 */
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            background: none;
            border: none;
            padding: 5px;
        }

        .nav-toggle span {
            display: block;
            width: 25px;
            height: 3px;
            background-color: var(--text-main);
            border-radius: 2px;
            transition: transform var(--transition-speed), opacity var(--transition-speed);
        }

        /* 首屏 Hero 区域 (禁止出现任何图片) */
        .hero-section {
            background: radial-gradient(circle at 80% 20%, rgba(16, 185, 129, 0.08), transparent 40%),
                        radial-gradient(circle at 20% 80%, rgba(37, 99, 235, 0.08), transparent 40%),
                        linear-gradient(135deg, #ffffff 0%, #f1f5f9 100%);
            padding: 100px 0 120px 0;
            text-align: center;
            border-bottom: 1px solid var(--border-color);
            position: relative;
            overflow: hidden;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            background-color: rgba(37, 99, 235, 0.1);
            color: var(--primary);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.875rem;
            font-weight: 600;
            margin-bottom: 24px;
            border: 1px solid rgba(37, 99, 235, 0.2);
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0% { box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.4); }
            70% { box-shadow: 0 0 0 10px rgba(37, 99, 235, 0); }
            100% { box-shadow: 0 0 0 0 rgba(37, 99, 235, 0); }
        }

        .hero-title {
            font-size: 2.8rem;
            line-height: 1.25;
            font-weight: 800;
            color: var(--text-main);
            margin-bottom: 24px;
            letter-spacing: -0.5px;
        }

        .hero-title span {
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-desc {
            font-size: 1.2rem;
            color: var(--text-muted);
            max-width: 800px;
            margin: 0 auto 40px auto;
        }

        .hero-ctas {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* 通用区块样式 */
        section {
            padding: 80px 0;
            border-bottom: 1px solid var(--border-color);
        }

        .section-header {
            text-align: center;
            max-width: 800px;
            margin: 0 auto 50px auto;
        }

        .section-tag {
            color: var(--secondary);
            font-weight: 700;
            font-size: 0.9rem;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            margin-bottom: 10px;
            display: block;
        }

        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text-main);
            margin-bottom: 15px;
        }

        .section-desc {
            color: var(--text-muted);
            font-size: 1.05rem;
        }

        /* 核心特征与数据指标卡片 */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: -50px;
            position: relative;
            z-index: 10;
        }

        .stat-card {
            background-color: var(--bg-card);
            padding: 30px 24px;
            border-radius: 12px;
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
            text-align: center;
            border: 1px solid var(--border-color);
            transition: transform var(--transition-speed), box-shadow var(--transition-speed);
        }

        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
        }

        .stat-num {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 10px;
        }

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

        /* 关于我们与软件介绍 */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

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

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

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 30px;
        }

        .tag-item {
            background-color: #f1f5f9;
            color: var(--text-main);
            padding: 6px 12px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 500;
            border: 1px solid var(--border-color);
        }

        .platform-model-list {
            background-color: #f8fafc;
            border-radius: 12px;
            padding: 30px;
            border: 1px solid var(--border-color);
        }

        .platform-model-list h4 {
            font-size: 1.1rem;
            margin-bottom: 15px;
            color: var(--primary);
            font-weight: 700;
        }

        .model-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .model-badge {
            background-color: #ffffff;
            color: var(--text-muted);
            border: 1px solid var(--border-color);
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 0.8rem;
            font-weight: 600;
            transition: all var(--transition-speed);
        }

        .model-badge:hover {
            color: var(--primary);
            border-color: var(--primary);
            background-color: rgba(37, 99, 235, 0.02);
        }

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

        .service-card {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 35px 25px;
            transition: all var(--transition-speed);
            position: relative;
            overflow: hidden;
        }

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

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

        .service-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 30px -10px rgba(0, 0, 0, 0.08);
        }

        .service-icon {
            font-size: 2.5rem;
            margin-bottom: 20px;
            display: inline-block;
        }

        .service-card h3 {
            font-size: 1.3rem;
            margin-bottom: 12px;
            color: var(--text-main);
        }

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

        /* 工作流步骤 */
        .workflow-timeline {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .workflow-step {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            padding: 30px 20px;
            border-radius: 12px;
            position: relative;
            text-align: center;
        }

        .step-number {
            width: 40px;
            height: 40px;
            background-color: var(--primary);
            color: #ffffff;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            margin: 0 auto 20px auto;
            font-weight: 800;
        }

        .workflow-step h3 {
            font-size: 1.15rem;
            margin-bottom: 10px;
        }

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

        /* 全行业解决方案 */
        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

        .solution-card {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 40px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .solution-title {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 15px;
            border-left: 4px solid var(--secondary);
            padding-left: 12px;
        }

        .solution-points {
            list-style: none;
            margin-bottom: 25px;
        }

        .solution-points li {
            position: relative;
            padding-left: 20px;
            margin-bottom: 10px;
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        .solution-points li::before {
            content: "✓";
            position: absolute;
            left: 0;
            color: var(--secondary);
            font-weight: bold;
        }

        /* 服务网络与标准化流程 */
        .network-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .network-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 15px;
        }

        .network-item {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            padding: 15px;
            border-radius: 8px;
            text-align: center;
            font-weight: 600;
            font-size: 0.9rem;
        }

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

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

        .case-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 30px -10px rgba(0, 0, 0, 0.1);
        }

        .case-img-wrapper {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/10;
            background-color: #f1f5f9;
        }

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

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

        .case-info {
            padding: 24px;
        }

        .case-tag {
            display: inline-block;
            background-color: rgba(16, 185, 129, 0.1);
            color: var(--secondary);
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 4px;
            margin-bottom: 12px;
        }

        .case-title {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text-main);
        }

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

        /* 对比评测 */
        .compare-section {
            background-color: #ffffff;
        }

        .compare-header {
            display: flex;
            align-items: center;
            justify-content: space-around;
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.03) 0%, rgba(16, 185, 129, 0.03) 100%);
            padding: 40px;
            border-radius: 16px;
            border: 1px solid var(--border-color);
            margin-bottom: 40px;
            text-align: center;
            flex-wrap: wrap;
            gap: 20px;
        }

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

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

        .score-stars {
            color: #fbbf24;
            font-size: 1.5rem;
            margin-top: 8px;
        }

        .score-label {
            font-size: 1rem;
            color: var(--text-muted);
            margin-top: 4px;
            font-weight: 600;
        }

        .compare-table-wrapper {
            width: 100%;
            overflow-x: auto;
            border: 1px solid var(--border-color);
            border-radius: 12px;
        }

        .compare-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            min-width: 800px;
            background-color: var(--bg-card);
        }

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

        .compare-table th {
            background-color: #f8fafc;
            color: var(--text-main);
            font-weight: 700;
        }

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

        .highlight-row {
            background-color: rgba(37, 99, 235, 0.01);
        }

        .status-badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 8px;
            border-radius: 4px;
            font-size: 0.8rem;
            font-weight: 600;
        }

        .status-success {
            background-color: rgba(16, 185, 129, 0.1);
            color: var(--secondary);
        }

        .status-danger {
            background-color: rgba(239, 68, 68, 0.1);
            color: #ef4444;
        }

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

        .token-card {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 30px;
            text-align: center;
            transition: all var(--transition-speed);
        }

        .token-card:hover {
            border-color: var(--primary);
            box-shadow: 0 10px 20px -5px rgba(37, 99, 235, 0.05);
        }

        .token-model-name {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 15px;
        }

        .token-price {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--secondary);
            margin-bottom: 5px;
        }

        .token-unit {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 20px;
            display: block;
        }

        .token-features {
            list-style: none;
            text-align: left;
            border-top: 1px solid var(--border-color);
            padding-top: 20px;
        }

        .token-features li {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 8px;
            padding-left: 18px;
            position: relative;
        }

        .token-features li::before {
            content: "•";
            color: var(--primary);
            font-weight: bold;
            position: absolute;
            left: 0;
        }

        /* 培训中心 */
        .training-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 15px;
        }

        .training-card {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 24px 16px;
            text-align: center;
            transition: all var(--transition-speed);
        }

        .training-card:hover {
            transform: translateY(-3px);
            border-color: var(--secondary);
            box-shadow: 0 8px 16px -4px rgba(16, 185, 129, 0.1);
        }

        .training-icon {
            font-size: 2rem;
            margin-bottom: 15px;
            display: inline-block;
        }

        .training-title {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-main);
        }

        .training-desc {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* 客户评论 */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .review-card {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 30px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .review-text {
            color: var(--text-muted);
            font-size: 0.95rem;
            font-style: italic;
            margin-bottom: 20px;
            line-height: 1.7;
        }

        .review-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .author-avatar {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background-color: rgba(37, 99, 235, 0.1);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
        }

        .author-info h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-main);
        }

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

        /* 常见问题 FAQ 折叠面板 & 排查 & 百科 */
        .faq-glossary-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 40px;
        }

        .faq-accordion {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

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

        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 18px 24px;
            text-align: left;
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-main);
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
        }

        .faq-question::after {
            content: "+";
            font-size: 1.25rem;
            font-weight: 400;
            transition: transform var(--transition-speed);
        }

        .faq-item.active {
            border-color: var(--primary);
        }

        .faq-item.active .faq-question::after {
            content: "−";
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-speed) ease-out, padding var(--transition-speed);
            padding: 0 24px;
            color: var(--text-muted);
            font-size: 0.95rem;
            border-top: 1px solid transparent;
        }

        .faq-item.active .faq-answer {
            max-height: 200px;
            padding: 16px 24px;
            border-top-color: var(--border-color);
        }

        .trouble-shooting-panel {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 30px;
            margin-bottom: 30px;
        }

        .trouble-shooting-panel h3 {
            font-size: 1.25rem;
            margin-bottom: 20px;
            color: var(--text-main);
        }

        .trouble-steps {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .trouble-step {
            display: flex;
            gap: 12px;
        }

        .trouble-num {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            background-color: rgba(245, 158, 11, 0.1);
            color: var(--accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            font-weight: 700;
        }

        .trouble-content h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 4px;
        }

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

        .glossary-card {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 30px;
        }

        .glossary-card h3 {
            font-size: 1.25rem;
            margin-bottom: 20px;
            color: var(--text-main);
        }

        .glossary-list {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .glossary-item dt {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--primary);
            margin-bottom: 4px;
        }

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

        /* 资讯 / 知识库 */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .news-card {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 30px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .news-header {
            margin-bottom: 15px;
        }

        .news-date {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 8px;
            display: block;
        }

        .news-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.4;
        }

        .news-title a {
            color: inherit;
        }

        .news-title a:hover {
            color: var(--primary);
        }

        .news-footer {
            margin-top: 20px;
            font-size: 0.9rem;
            color: var(--primary);
            font-weight: 600;
        }

        /* 表单与需求匹配 */
        .match-form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: flex-start;
        }

        .match-info-section h3 {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: 20px;
        }

        .form-card {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 40px;
            box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.05);
        }

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

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-main);
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            font-size: 0.95rem;
            background-color: #f8fafc;
            color: var(--text-main);
            transition: all var(--transition-speed);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            background-color: #ffffff;
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
        }

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

        /* 联系我们 */
        .contact-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 50px;
            align-items: center;
        }

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

        .contact-info-item {
            display: flex;
            gap: 16px;
        }

        .contact-info-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background-color: rgba(37, 99, 235, 0.1);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.25rem;
            flex-shrink: 0;
        }

        .contact-info-text h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 4px;
        }

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

        .qr-card-wrapper {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 30px;
            text-align: center;
            box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.05);
        }

        .qr-card-wrapper img {
            max-width: 160px;
            height: auto;
            border-radius: 8px;
            margin: 0 auto 15px auto;
            display: block;
        }

        .qr-title {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .qr-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

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

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-col h3 {
            color: #ffffff;
            font-size: 1.1rem;
            margin-bottom: 20px;
            font-weight: 700;
        }

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

        .footer-links a {
            color: #94a3b8;
            font-size: 0.9rem;
            transition: color var(--transition-speed);
        }

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

        .friend-links-section {
            border-top: 1px solid #1e293b;
            padding-top: 30px;
            margin-bottom: 30px;
        }

        .friend-links-section h4 {
            color: #ffffff;
            font-size: 0.95rem;
            margin-bottom: 15px;
        }

        .friend-links-wrapper {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
        }

        .friend-links-wrapper a {
            color: #64748b;
            font-size: 0.85rem;
            transition: color var(--transition-speed);
        }

        .friend-links-wrapper a:hover {
            color: #ffffff;
        }

        .footer-bottom {
            border-top: 1px solid #1e293b;
            padding-top: 30px;
            text-align: center;
            font-size: 0.85rem;
        }

        /* 侧边浮动组件 */
        .floating-widgets {
            position: fixed;
            right: 20px;
            bottom: 40px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            z-index: 99;
        }

        .widget-item {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
            cursor: pointer;
            transition: all var(--transition-speed);
            position: relative;
        }

        .widget-item:hover {
            background-color: var(--primary);
            color: #ffffff;
            transform: translateY(-2px);
        }

        .widget-item svg {
            width: 20px;
            height: 20px;
            fill: currentColor;
        }

        .widget-qr-popover {
            position: absolute;
            right: 60px;
            bottom: 0;
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 15px;
            box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1);
            display: none;
            width: 150px;
            text-align: center;
        }

        .widget-qr-popover img {
            width: 100%;
            height: auto;
            border-radius: 4px;
            margin-bottom: 5px;
        }

        .widget-qr-popover span {
            font-size: 0.75rem;
            color: var(--text-main);
            font-weight: 600;
        }

        .widget-item:hover .widget-qr-popover {
            display: block;
        }

        /* 响应式断点适配 */
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                margin-top: -30px;
            }

            .service-grid, .cases-grid, .news-grid, .reviews-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .training-grid {
                grid-template-columns: repeat(3, 1fr);
            }

            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background-color: var(--bg-card);
                border-bottom: 1px solid var(--border-color);
                padding: 20px;
                gap: 15px;
                box-shadow: 0 10px 15px -3px rgba(0,0,0,0.05);
            }

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

            .nav-toggle {
                display: flex;
            }

            .hero-title {
                font-size: 2.2rem;
            }

            .about-grid, .solutions-grid, .network-grid, .match-form-grid, .contact-grid, .faq-glossary-grid {
                grid-template-columns: 1fr;
            }

            .workflow-timeline {
                grid-template-columns: 1fr;
            }

            .service-grid, .cases-grid, .news-grid, .reviews-grid {
                grid-template-columns: 1fr;
            }

            .training-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .stats-grid {
                grid-template-columns: 1fr;
            }

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

            .form-card {
                padding: 25px;
            }

            .compare-header {
                flex-direction: column;
                gap: 20px;
            }
        }