:root {
            --primary: #FF2E93;
            --primary-hover: #FF1A7C;
            --primary-light: #FFF0F6;
            --accent: #9C27B0;
            --dark: #1F1F1F;
            --dark-light: #2D2D2D;
            --gray-100: #F8F9FA;
            --gray-200: #E9ECEF;
            --gray-300: #DEE2E6;
            --gray-700: #495057;
            --gray-800: #343A40;
            --white: #FFFFFF;
            --shadow-sm: 0 2px 8px rgba(255, 46, 147, 0.08);
            --shadow-md: 0 8px 24px rgba(255, 46, 147, 0.12);
            --shadow-lg: 0 16px 40px rgba(255, 46, 147, 0.16);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* Base Reset */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            -webkit-font-smoothing: antialiased;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            background-color: #FFF9FB;
            color: var(--dark);
            line-height: 1.6;
            overflow-x: hidden;
        }

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

        /* Typography */
        h1, h2, h3, h4, h5, h6 {
            color: var(--dark);
            font-weight: 700;
            line-height: 1.3;
        }

        .section-header {
            text-align: center;
            margin-bottom: 60px;
        }

        .section-header h2 {
            font-size: 2.5rem;
            color: var(--dark);
            margin-bottom: 16px;
            position: relative;
            display: inline-block;
        }

        .section-header h2::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: 2px;
        }

        .section-header p {
            font-size: 1.1rem;
            color: var(--gray-700);
            max-width: 600px;
            margin: 0 auto;
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            text-decoration: none;
            transition: var(--transition);
            cursor: pointer;
            border: none;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: var(--white);
            box-shadow: 0 4px 15px rgba(255, 46, 147, 0.4);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 46, 147, 0.5);
            background: linear-gradient(135deg, var(--primary-hover), #8e24aa);
        }

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

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

        /* Header Navigation */
        header {
            background-color: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            box-shadow: var(--shadow-sm);
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 1px solid rgba(255, 46, 147, 0.1);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 80px;
        }

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

        .ai-page-logo {
            height: 45px;
            width: auto;
        }

        .nav-menu {
            display: flex;
            gap: 24px;
            list-style: none;
        }

        .nav-link {
            text-decoration: none;
            color: var(--gray-800);
            font-weight: 500;
            transition: var(--transition);
            font-size: 0.95rem;
        }

        .nav-link:hover, .nav-link.active {
            color: var(--primary);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

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

        .menu-toggle span {
            width: 25px;
            height: 3px;
            background-color: var(--dark);
            border-radius: 2px;
            transition: var(--transition);
        }

        /* Section Global Settings */
        section {
            padding: 100px 0;
            border-bottom: 1px solid rgba(255, 46, 147, 0.05);
        }

        /* 1. Hero首屏 (纯CSS，无图片) */
        .hero-section {
            background: radial-gradient(circle at 80% 20%, rgba(255, 46, 147, 0.08) 0%, transparent 50%),
                        radial-gradient(circle at 20% 80%, rgba(156, 39, 176, 0.05) 0%, transparent 50%),
                        #FFF9FB;
            padding: 140px 0 100px 0;
            text-align: center;
            overflow: hidden;
            position: relative;
        }

        .hero-tag {
            display: inline-block;
            background-color: var(--primary-light);
            color: var(--primary);
            padding: 8px 16px;
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 24px;
            border: 1px solid rgba(255, 46, 147, 0.2);
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.05); }
            100% { transform: scale(1); }
        }

        .hero-title {
            font-size: 3.5rem;
            max-width: 900px;
            margin: 0 auto 24px auto;
            background: linear-gradient(135deg, var(--dark) 30%, var(--primary) 70%, var(--accent) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-subtitle {
            font-size: 1.25rem;
            color: var(--gray-700);
            max-width: 700px;
            margin: 0 auto 40px auto;
        }

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

        /* 2. 关于我们 */
        .about-section {
            background-color: var(--white);
        }

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

        .about-content h3 {
            font-size: 2rem;
            margin-bottom: 20px;
            color: var(--primary);
        }

        .about-content p {
            color: var(--gray-700);
            margin-bottom: 16px;
            font-size: 1.05rem;
        }

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

        .about-feature-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 600;
            color: var(--dark);
        }

        .about-feature-item span {
            width: 8px;
            height: 8px;
            background-color: var(--primary);
            border-radius: 50%;
        }

        .about-visual {
            background: linear-gradient(135deg, var(--primary-light), rgba(156, 39, 176, 0.1));
            border-radius: var(--radius-lg);
            padding: 40px;
            border: 2px dashed rgba(255, 46, 147, 0.2);
            text-align: center;
        }

        .about-visual-title {
            font-size: 1.5rem;
            margin-bottom: 15px;
            color: var(--accent);
        }

        /* 3. 全平台AIGC服务 */
        .models-section {
            background-color: #FFF9FB;
        }

        .models-marquee {
            overflow: hidden;
            padding: 20px 0;
            position: relative;
        }

        .models-track {
            display: flex;
            gap: 20px;
            width: max-content;
            animation: scroll 30s linear infinite;
        }

        @keyframes scroll {
            0% { transform: translateX(0); }
            100% { transform: translateX(-50%); }
        }

        .model-badge {
            background: var(--white);
            border: 1px solid rgba(255, 46, 147, 0.15);
            padding: 10px 24px;
            border-radius: 50px;
            font-weight: 600;
            color: var(--dark);
            box-shadow: var(--shadow-sm);
            white-space: nowrap;
        }

        /* 4. 一站式AIGC制作 */
        .scenes-section {
            background-color: var(--white);
        }

        .scenes-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .scene-card {
            background-color: var(--white);
            border: 1px solid rgba(255, 46, 147, 0.08);
            border-radius: var(--radius-md);
            padding: 30px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

        .scene-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(255, 46, 147, 0.3);
        }

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

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

        .scene-card p {
            color: var(--gray-700);
            font-size: 0.95rem;
        }

        /* 5. 全行业解决方案 */
        .solution-section {
            background-color: #FFF9FB;
        }

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

        .tab-btn {
            background-color: var(--white);
            border: 1px solid var(--gray-300);
            padding: 10px 24px;
            border-radius: 50px;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }

        .tab-btn.active, .tab-btn:hover {
            background-color: var(--primary);
            color: var(--white);
            border-color: var(--primary);
        }

        .solution-content {
            background-color: var(--white);
            padding: 40px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-md);
        }

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

        .network-grid {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 50px;
            align-items: center;
        }

        .network-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .network-item {
            background-color: var(--gray-100);
            padding: 20px;
            border-radius: var(--radius-sm);
            border-left: 4px solid var(--primary);
        }

        .network-map-placeholder {
            background: linear-gradient(135deg, #FFF0F6, rgba(156, 39, 176, 0.05));
            border-radius: var(--radius-md);
            height: 350px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid rgba(255, 46, 147, 0.1);
        }

        /* 7. 标准化AIGC流程 */
        .flow-section {
            background-color: #FFF9FB;
        }

        .flow-timeline {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
            position: relative;
        }

        .flow-step {
            background-color: var(--white);
            padding: 30px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            text-align: center;
            position: relative;
        }

        .flow-step-num {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: var(--white);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px auto;
            font-weight: 700;
        }

        /* 8. 技术标准 */
        .tech-section {
            background-color: var(--white);
        }

        .tech-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .tech-card {
            background-color: var(--gray-100);
            padding: 35px;
            border-radius: var(--radius-md);
            border-top: 5px solid var(--accent);
        }

        /* 9. 客户案例中心 */
        .case-section {
            background-color: #FFF9FB;
        }

        .case-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

        .case-card {
            background-color: var(--white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

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

        .case-image-wrapper {
            width: 100%;
            height: 200px;
            overflow: hidden;
            background-color: var(--gray-200);
        }

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

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

        .case-info {
            padding: 24px;
        }

        .case-tag {
            color: var(--primary);
            font-size: 0.85rem;
            font-weight: 600;
            text-transform: uppercase;
            margin-bottom: 8px;
            display: inline-block;
        }

        .case-title {
            font-size: 1.2rem;
            margin-bottom: 12px;
        }

        /* 10. 对比评测 */
        .comparison-section {
            background-color: var(--white);
        }

        .comparison-table-wrapper {
            overflow-x: auto;
            background-color: var(--white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-md);
            border: 1px solid rgba(255, 46, 147, 0.1);
        }

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

        .comparison-table th, .comparison-table td {
            padding: 20px 24px;
            border-bottom: 1px solid var(--gray-200);
        }

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

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

        .highlight-col {
            background-color: rgba(255, 46, 147, 0.03);
            font-weight: 600;
        }

        /* 11. 智能需求匹配 (表单) */
        .form-section {
            background-color: #FFF9FB;
        }

        .form-container {
            max-width: 800px;
            margin: 0 auto;
            background-color: var(--white);
            padding: 50px;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            border: 1px solid rgba(255, 46, 147, 0.1);
        }

        .form-group {
            margin-bottom: 24px;
        }

        .form-label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: var(--gray-800);
        }

        .form-control {
            width: 100%;
            padding: 14px 18px;
            border: 1px solid var(--gray-300);
            border-radius: var(--radius-sm);
            font-size: 1rem;
            transition: var(--transition);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(255, 46, 147, 0.15);
        }

        /* 12. Token比价参考 */
        .pricing-section {
            background-color: var(--white);
        }

        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .price-card {
            background-color: var(--white);
            border: 1px solid rgba(255, 46, 147, 0.1);
            border-radius: var(--radius-md);
            padding: 40px 30px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            position: relative;
        }

        .price-card.popular {
            border: 2px solid var(--primary);
        }

        .price-card.popular::before {
            content: '最佳性价比';
            position: absolute;
            top: -15px;
            left: 50%;
            transform: translateX(-50%);
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: var(--white);
            padding: 4px 16px;
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 700;
        }

        .price-title {
            font-size: 1.4rem;
            margin-bottom: 15px;
        }

        .price-value {
            font-size: 2.5rem;
            color: var(--primary);
            font-weight: 700;
            margin-bottom: 25px;
        }

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

        .price-features li {
            padding: 10px 0;
            border-bottom: 1px solid var(--gray-200);
            color: var(--gray-700);
        }

        /* 13. & 14. 职业与人工智能培训 */
        .training-section {
            background-color: #FFF9FB;
        }

        .training-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .training-card {
            background-color: var(--white);
            padding: 35px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border-left: 5px solid var(--primary);
        }

        /* 15. & 16. FAQ & 常见问题 */
        .faq-section {
            background-color: var(--white);
        }

        .faq-wrapper {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background-color: var(--gray-100);
            border-radius: var(--radius-sm);
            margin-bottom: 16px;
            overflow: hidden;
            border: 1px solid rgba(255, 46, 147, 0.05);
        }

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

        .faq-question:hover {
            color: var(--primary);
            background-color: var(--primary-light);
        }

        .faq-answer {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            color: var(--gray-700);
            background-color: var(--white);
        }

        .faq-item.active .faq-answer {
            padding: 20px 24px;
            max-height: 500px;
            border-top: 1px solid var(--gray-200);
        }

        .faq-icon::after {
            content: '+';
            font-size: 1.5rem;
        }

        .faq-item.active .faq-icon::after {
            content: '−';
        }

        /* 17. 常见问题自助排查 & 18. AI术语百科 */
        .troubleshoot-section {
            background-color: #FFF9FB;
        }

        .百科-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }

        .百科-card {
            background-color: var(--white);
            padding: 24px;
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow-sm);
        }

        /* 19. 行业资讯 / 知识库 */
        .blog-section {
            background-color: var(--white);
        }

        .blog-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

        .blog-card {
            background-color: var(--white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--gray-200);
        }

        .blog-content {
            padding: 24px;
        }

        .blog-link {
            color: var(--primary);
            text-decoration: none;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            margin-top: 15px;
        }

        /* 20. 联系我们 & 21. 加盟代理 */
        .contact-section {
            background-color: #FFF9FB;
        }

        .contact-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 50px;
        }

        .contact-info {
            background-color: var(--white);
            padding: 40px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
        }

        .qr-code-wrapper {
            margin-top: 30px;
            text-align: center;
        }

        .qr-code-wrapper img {
            max-width: 150px;
            border: 1px solid var(--gray-300);
            padding: 8px;
            background: #fff;
            border-radius: var(--radius-sm);
        }

        /* 客户评论卡片 */
        .testimonials-section {
            background-color: var(--white);
        }

        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .testimonial-card {
            background-color: var(--white);
            border: 1px solid rgba(255, 46, 147, 0.1);
            border-radius: var(--radius-md);
            padding: 30px;
            box-shadow: var(--shadow-sm);
        }

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

        .user-avatar {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background-color: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--primary);
        }

        /* Footer */
        footer {
            background-color: var(--dark);
            color: var(--white);
            padding: 60px 0 20px 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-col h4 {
            color: var(--white);
            font-size: 1.1rem;
            margin-bottom: 20px;
            position: relative;
        }

        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: -6px;
            left: 0;
            width: 30px;
            height: 2px;
            background-color: var(--primary);
        }

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

        .footer-col ul li {
            margin-bottom: 12px;
        }

        .footer-col ul li a {
            color: var(--gray-300);
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--primary);
        }

        .footer-bottom {
            border-top: 1px solid var(--dark-light);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
            font-size: 0.9rem;
            color: var(--gray-700);
        }

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

        .friend-links a {
            color: var(--gray-700);
            text-decoration: none;
            font-size: 0.85rem;
            transition: var(--transition);
        }

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

        /* Floating Widget */
        .floating-widget {
            position: fixed;
            bottom: 30px;
            right: 30px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .float-btn {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background-color: var(--primary);
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: var(--shadow-md);
            text-decoration: none;
            transition: var(--transition);
            font-size: 1.5rem;
        }

        .float-btn:hover {
            transform: scale(1.1);
            background-color: var(--accent);
        }

        /* Mobile Responsive */
        @media (max-width: 992px) {
            .about-grid, .network-grid, .contact-grid {
                grid-template-columns: 1fr;
            }

            .nav-menu {
                display: none;
                position: absolute;
                top: 80px;
                left: 0;
                width: 100%;
                background-color: var(--white);
                flex-direction: column;
                padding: 20px;
                box-shadow: var(--shadow-md);
                border-top: 1px solid var(--gray-200);
            }

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

            .menu-toggle {
                display: flex;
            }

            .hero-title {
                font-size: 2.5rem;
            }
        }