/* 撞色艳色风 - 浅色背景架构 */
        :root {
            --bg-main: #f8fafc;
            --bg-card: #ffffff;
            --primary: #0f172a; /* 极深蓝黑 */
            --accent-orange: #ff6b00; /* 高饱和撞色橙 */
            --accent-green: #10b981; /* 活力绿 */
            --text-dark: #0f172a;
            --text-muted: #475569;
            --border-color: #e2e8f0;
            --neon-shadow: 0 8px 30px rgba(255, 107, 0, 0.08);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            background-color: var(--bg-main);
            color: var(--text-dark);
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* 统一容器 */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

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

        /* 统一标题 */
        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-header h2 {
            font-size: 2.2rem;
            color: var(--primary);
            position: relative;
            display: inline-block;
            padding-bottom: 12px;
            font-weight: 800;
        }

        .section-header h2::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 4px;
            background: var(--accent-orange);
            border-radius: 2px;
        }

        .section-header p {
            color: var(--text-muted);
            margin-top: 15px;
            font-size: 1.1rem;
        }

        /* 按钮样式 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 28px;
            font-weight: 700;
            font-size: 1rem;
            border-radius: 8px;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            border: 2px solid transparent;
        }

        .btn-primary {
            background-color: var(--accent-orange);
            color: #ffffff;
            box-shadow: 0 4px 15px rgba(255, 107, 0, 0.3);
        }

        .btn-primary:hover {
            background-color: #e05e00;
            transform: translateY(-2px);
        }

        .btn-secondary {
            background-color: var(--primary);
            color: #ffffff;
            box-shadow: 0 4px 15px rgba(15, 23, 42, 0.2);
        }

        .btn-secondary:hover {
            background-color: #1e293b;
            transform: translateY(-2px);
        }

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

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

        /* 导航栏 */
        header {
            background-color: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 100;
            border-bottom: 1px solid var(--border-color);
            box-shadow: 0 2px 10px rgba(0,0,0,0.02);
        }

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

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

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

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

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

        .nav-links a {
            color: var(--text-dark);
            text-decoration: none;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
        }

        .nav-links a:hover {
            color: var(--accent-orange);
        }

        .nav-btn {
            background: var(--accent-orange);
            color: #fff !important;
            padding: 8px 16px;
            border-radius: 6px;
            font-weight: 700;
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--primary);
        }

        /* Hero首屏 (纯CSS与排版，严禁图片) */
        .hero {
            background: radial-gradient(circle at 90% 10%, rgba(255, 107, 0, 0.05) 0%, transparent 60%),
                        linear-gradient(135deg, #ffffff 0%, #f1f5f9 100%);
            padding: 100px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            width: 300px;
            height: 300px;
            background: rgba(16, 185, 129, 0.04);
            border-radius: 50%;
            top: -100px;
            left: -50px;
            filter: blur(80px);
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background-color: rgba(255, 107, 0, 0.1);
            color: var(--accent-orange);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 700;
            margin-bottom: 25px;
            border: 1px solid rgba(255, 107, 0, 0.2);
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.03); }
            100% { transform: scale(1); }
        }

        .hero h1 {
            font-size: 3rem;
            line-height: 1.25;
            color: var(--primary);
            font-weight: 900;
            margin-bottom: 25px;
            letter-spacing: -0.5px;
        }

        .hero h1 span {
            color: var(--accent-orange);
            position: relative;
        }

        .hero-desc {
            font-size: 1.25rem;
            color: var(--text-muted);
            max-width: 800px;
            margin: 0 auto 40px auto;
        }

        .hero-cta {
            display: flex;
            gap: 15px;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 40px;
        }

        .hero-features {
            display: flex;
            justify-content: center;
            gap: 30px;
            flex-wrap: wrap;
            margin-top: 50px;
        }

        .hero-feat-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
            color: var(--primary);
            background: var(--bg-card);
            padding: 10px 20px;
            border-radius: 8px;
            box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
            border: 1px solid var(--border-color);
        }

        .hero-feat-item span {
            color: var(--accent-orange);
        }

        /* 数据指标卡片 */
        .stats-section {
            background-color: var(--primary);
            color: #ffffff;
            padding: 50px 0;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            text-align: center;
        }

        .stat-card h3 {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--accent-orange);
            margin-bottom: 5px;
        }

        .stat-card p {
            font-size: 0.95rem;
            color: #94a3b8;
            font-weight: 500;
        }

        /* 关于我们与平台介绍 */
        .about-section {
            background-color: #ffffff;
        }

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

        .about-content h3 {
            font-size: 1.8rem;
            color: var(--primary);
            margin-bottom: 20px;
            font-weight: 800;
        }

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

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

        .about-feat-box {
            border-left: 3px solid var(--accent-orange);
            padding-left: 15px;
        }

        .about-feat-box h4 {
            font-size: 1.1rem;
            color: var(--primary);
            margin-bottom: 5px;
            font-weight: 700;
        }

        .about-feat-box p {
            font-size: 0.9rem;
            margin-bottom: 0;
        }

        .about-visual {
            background: linear-gradient(135deg, rgba(255,107,0,0.1), rgba(16,185,129,0.1));
            border-radius: 20px;
            padding: 40px;
            border: 2px dashed var(--accent-orange);
        }

        .model-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .model-tag {
            background: #ffffff;
            color: var(--primary);
            padding: 8px 14px;
            border-radius: 6px;
            font-size: 0.85rem;
            font-weight: 700;
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }

        .model-tag:hover {
            border-color: var(--accent-orange);
            color: var(--accent-orange);
            transform: scale(1.05);
        }

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

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

        .service-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--neon-shadow);
            border-color: var(--accent-orange);
        }

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

        .service-card h3 {
            font-size: 1.35rem;
            margin-bottom: 12px;
            font-weight: 800;
        }

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

        /* 一站式AIGC制作与技术标准 */
        .production-section {
            background-color: #ffffff;
        }

        .production-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 50px;
            align-items: center;
        }

        .showcase-container {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
        }

        .showcase-img-wrap {
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid var(--border-color);
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
        }

        .showcase-img-wrap img {
            width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
            transition: var(--transition);
        }

        .showcase-img-wrap:hover img {
            transform: scale(1.02);
        }

        /* 对比评测 */
        .rating-box {
            text-align: center;
            background: rgba(255, 107, 0, 0.05);
            border: 2px solid var(--accent-orange);
            border-radius: 16px;
            padding: 30px;
            margin-bottom: 40px;
            display: flex;
            align-items: center;
            justify-content: space-around;
            flex-wrap: wrap;
            gap: 20px;
        }

        .rating-num {
            font-size: 4rem;
            font-weight: 900;
            color: var(--accent-orange);
            line-height: 1;
        }

        .rating-stars {
            font-size: 1.8rem;
            color: #fbbf24;
            margin-top: 5px;
        }

        .rating-text {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--primary);
        }

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

        .compare-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            min-width: 800px;
        }

        .compare-table th, .compare-table td {
            padding: 18px 24px;
            border-bottom: 1px solid var(--border-color);
        }

        .compare-table th {
            background-color: var(--primary);
            color: #ffffff;
            font-weight: 700;
        }

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

        .compare-table td.highlight {
            background-color: rgba(255, 107, 0, 0.02);
            font-weight: 700;
            color: var(--accent-orange);
        }

        .badge-check {
            color: var(--accent-green);
            font-weight: bold;
        }

        .badge-cross {
            color: #ef4444;
            font-weight: bold;
        }

        /* 流程步骤与时间线 */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            position: relative;
        }

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

        .process-num {
            position: absolute;
            top: -20px;
            left: 50%;
            transform: translateX(-50%);
            width: 40px;
            height: 40px;
            background: var(--accent-orange);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
            box-shadow: 0 4px 10px rgba(255, 107, 0, 0.3);
        }

        .process-card h3 {
            margin-top: 15px;
            font-size: 1.2rem;
            margin-bottom: 10px;
            font-weight: 800;
        }

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

        /* Token 比价 */
        .price-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .price-card {
            background: #ffffff;
            border: 2px solid var(--border-color);
            border-radius: 16px;
            padding: 40px 30px;
            text-align: center;
            transition: var(--transition);
        }

        .price-card.popular {
            border-color: var(--accent-orange);
            transform: scale(1.03);
            position: relative;
        }

        .popular-badge {
            position: absolute;
            top: -15px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--accent-orange);
            color: #fff;
            padding: 4px 15px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 800;
        }

        .price-card h3 {
            font-size: 1.5rem;
            margin-bottom: 15px;
            font-weight: 800;
        }

        .price-num {
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--primary);
            margin-bottom: 20px;
        }

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

        .price-list {
            list-style: none;
            margin-bottom: 30px;
            text-align: left;
        }

        .price-list li {
            padding: 10px 0;
            border-bottom: 1px solid var(--border-color);
            font-size: 0.9rem;
            color: var(--text-muted);
            display: flex;
            justify-content: space-between;
        }

        /* 职业技术培训 */
        .training-section {
            background: #ffffff;
        }

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

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

        .training-card:hover {
            border-color: var(--accent-green);
            background: #ffffff;
            box-shadow: 0 10px 30px rgba(16, 185, 129, 0.05);
        }

        .training-card h3 {
            font-size: 1.25rem;
            color: var(--primary);
            margin-bottom: 15px;
            font-weight: 800;
            border-bottom: 2px solid var(--accent-green);
            padding-bottom: 10px;
            display: inline-block;
        }

        .training-card p {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin-bottom: 15px;
        }

        .training-badge {
            background: rgba(16, 185, 129, 0.1);
            color: var(--accent-green);
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 0.8rem;
            font-weight: 700;
        }

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

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

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

        .case-img-container {
            position: relative;
            aspect-ratio: 4/3;
            overflow: hidden;
            background: #eee;
        }

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

        .case-body {
            padding: 24px;
        }

        .case-body h3 {
            font-size: 1.15rem;
            margin-bottom: 10px;
            font-weight: 800;
        }

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

        /* FAQ折叠面板 & 自助排查 */
        .faq-section {
            background-color: #ffffff;
        }

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

        .faq-item {
            border: 1px solid var(--border-color);
            border-radius: 8px;
            margin-bottom: 15px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-question {
            background: #ffffff;
            padding: 20px;
            width: 100%;
            text-align: left;
            border: none;
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--primary);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .faq-question:hover {
            background-color: rgba(255, 107, 0, 0.02);
        }

        .faq-question::after {
            content: '+';
            font-size: 1.5rem;
            color: var(--accent-orange);
            transition: var(--transition);
        }

        .faq-item.active .faq-question::after {
            content: '−';
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            background: var(--bg-main);
        }

        .faq-answer-inner {
            padding: 20px;
            font-size: 0.95rem;
            color: var(--text-muted);
            border-top: 1px solid var(--border-color);
        }

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

        .review-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            padding: 30px;
            border-radius: 12px;
            box-shadow: 0 4px 6px -1px rgba(0,0,0,0.02);
        }

        .review-header {
            display: flex;
            align-items: center;
            gap: 15px;
            margin-bottom: 20px;
        }

        .review-avatar-placeholder {
            width: 50px;
            height: 50px;
            background: var(--accent-orange);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 1.2rem;
        }

        .review-info h4 {
            font-size: 1rem;
            font-weight: 800;
        }

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

        .review-card p.review-content {
            font-size: 0.95rem;
            color: var(--text-muted);
            font-style: italic;
        }

        /* 需求匹配与联系我们表单 */
        .contact-section {
            background-color: #ffffff;
        }

        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 60px;
        }

        .contact-info h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
            font-weight: 800;
        }

        .contact-info p {
            color: var(--text-muted);
            margin-bottom: 30px;
        }

        .info-list {
            display: grid;
            gap: 20px;
        }

        .info-item {
            display: flex;
            align-items: flex-start;
            gap: 15px;
        }

        .info-icon {
            font-size: 1.5rem;
            color: var(--accent-orange);
        }

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

        .info-text p {
            margin-bottom: 0;
            font-size: 0.95rem;
        }

        .contact-form-wrap {
            background: var(--bg-main);
            border: 1px solid var(--border-color);
            padding: 40px;
            border-radius: 16px;
        }

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

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 700;
            font-size: 0.9rem;
        }

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

        .form-control:focus {
            outline: none;
            border-color: var(--accent-orange);
            box-shadow: 0 0 0 3px rgba(255, 107, 0, 0.1);
        }

        select.form-control {
            height: 48px;
        }

        /* 资讯与知识库 */
        .articles-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

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

        .article-card:hover {
            border-color: var(--accent-orange);
        }

        .article-card h3 {
            font-size: 1.15rem;
            margin-bottom: 12px;
            font-weight: 800;
        }

        .article-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 20px;
        }

        .article-link {
            color: var(--accent-orange);
            text-decoration: none;
            font-weight: 700;
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        /* 术语百科与标签云 */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
            max-width: 800px;
            margin: 0 auto;
        }

        .tag-cloud span {
            background: #ffffff;
            border: 1px solid var(--border-color);
            padding: 8px 16px;
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-dark);
        }

        /* 加盟代理 */
        .agent-section {
            background: linear-gradient(135deg, rgba(255, 107, 0, 0.05) 0%, rgba(16, 185, 129, 0.05) 100%);
            text-align: center;
        }

        .agent-box {
            max-width: 800px;
            margin: 0 auto;
            background: #ffffff;
            border: 2px solid var(--accent-orange);
            border-radius: 20px;
            padding: 50px 40px;
            box-shadow: var(--neon-shadow);
        }

        .agent-box h3 {
            font-size: 2rem;
            margin-bottom: 20px;
            font-weight: 900;
        }

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

        /* 页脚 */
        footer {
            background-color: var(--primary);
            color: #ffffff;
            padding: 60px 0 30px 0;
            font-size: 0.9rem;
        }

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

        .footer-logo-area h3 {
            font-size: 1.4rem;
            margin-bottom: 15px;
            font-weight: 800;
            color: var(--accent-orange);
        }

        .footer-logo-area p {
            color: #94a3b8;
            margin-bottom: 15px;
        }

        .footer-links h4 {
            font-size: 1rem;
            margin-bottom: 20px;
            font-weight: 700;
            position: relative;
            padding-bottom: 8px;
        }

        .footer-links h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 30px;
            height: 2px;
            background: var(--accent-orange);
        }

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

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

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

        .footer-links ul li a:hover {
            color: var(--accent-orange);
            padding-left: 5px;
        }

        .qrcode-area {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .qrcode-container {
            display: flex;
            gap: 15px;
            align-items: center;
        }

        .qrcode-wrap {
            width: 100px;
            height: 100px;
            background: #fff;
            padding: 5px;
            border-radius: 8px;
        }

        .qrcode-wrap img {
            width: 100%;
            height: 100%;
            object-fit: contain;
        }

        .qrcode-text {
            font-size: 0.8rem;
            color: #94a3b8;
        }

        .qrcode-text span {
            display: block;
            color: #fff;
            font-weight: bold;
            margin-bottom: 2px;
        }

        .friend-links {
            border-top: 1px solid #334155;
            padding-top: 20px;
            margin-bottom: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            justify-content: center;
        }

        .friend-links a {
            color: #64748b;
            text-decoration: none;
            font-size: 0.85rem;
            transition: var(--transition);
        }

        .friend-links a:hover {
            color: var(--accent-orange);
        }

        .copyright-area {
            border-top: 1px solid #334155;
            padding-top: 20px;
            text-align: center;
            color: #64748b;
            font-size: 0.8rem;
        }

        .ai-page-home-link {
            color: #94a3b8;
            text-decoration: none;
            font-weight: bold;
        }

        .ai-page-home-link:hover {
            color: var(--accent-orange);
        }

        /* 浮动客服 */
        .float-bar {
            position: fixed;
            right: 20px;
            bottom: 40px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            z-index: 99;
        }

        .float-item {
            width: 50px;
            height: 50px;
            background: #ffffff;
            border: 2px solid var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--primary);
            text-decoration: none;
            cursor: pointer;
            box-shadow: 0 4px 10px rgba(0,0,0,0.1);
            transition: var(--transition);
            font-size: 0.8rem;
            text-align: center;
            line-height: 1.2;
            position: relative;
        }

        .float-item:hover {
            background: var(--accent-orange);
            color: #ffffff;
            border-color: var(--accent-orange);
            transform: scale(1.1);
        }

        .float-qrcode {
            position: absolute;
            right: 60px;
            bottom: 0;
            width: 150px;
            background: #fff;
            border: 2px solid var(--accent-orange);
            border-radius: 8px;
            padding: 10px;
            display: none;
            box-shadow: 0 10px 25px rgba(0,0,0,0.15);
        }

        .float-qrcode img {
            width: 100%;
            height: auto;
        }

        .float-item:hover .float-qrcode {
            display: block;
        }

        /* 响应式适配 */
        @media (max-width: 1024px) {
            .services-grid, .training-grid, .cases-grid, .reviews-grid, .price-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .about-grid, .production-grid, .contact-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .hero h1 {
                font-size: 2.5rem;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background: #ffffff;
                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;
            }
            .mobile-menu-btn {
                display: block;
            }
            .services-grid, .training-grid, .cases-grid, .reviews-grid, .price-grid, .process-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .rating-box {
                flex-direction: column;
            }
            .contact-form-wrap {
                padding: 24px;
            }
        }