:root {
            --primary-pink: #FF6B8B;
            --primary-blue: #4D96FF;
            --primary-yellow: #FFD93D;
            --primary-green: #6BCB77;
            --bg-light: #FAFAFC;
            --text-main: #2C3A47;
            --text-muted: #57606F;
            --white: #FFFFFF;
            --border-color: #F1F2F6;
            --shadow-soft: 0 12px 30px rgba(77, 150, 255, 0.08);
            --shadow-hover: 0 20px 40px rgba(255, 107, 139, 0.15);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        /* 统一页面容器 */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        /* 统一标题样式 */
        .section-title {
            text-align: center;
            font-size: 2.2rem;
            color: var(--text-main);
            margin-bottom: 12px;
            font-weight: 800;
            letter-spacing: -0.5px;
        }

        .section-desc {
            text-align: center;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto 48px;
            font-size: 1.1rem;
        }

        /* 导航栏 */
        .header {
            background-color: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            border-bottom: 1px solid var(--border-color);
            box-shadow: 0 4px 20px rgba(0,0,0,0.02);
        }

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

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

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

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

        .nav-menu a {
            color: var(--text-main);
            text-decoration: none;
            font-size: 0.95rem;
            font-weight: 500;
            transition: var(--transition);
        }

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

        .nav-btn {
            background: linear-gradient(135deg, var(--primary-blue), var(--primary-pink));
            color: var(--white) !important;
            padding: 8px 20px;
            border-radius: 50px;
            font-weight: 600;
        }

        .nav-btn:hover {
            transform: scale(1.05);
            box-shadow: 0 4px 15px rgba(255, 107, 139, 0.3);
        }

        /* 移动端菜单按钮 */
        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            border: none;
            background: transparent;
        }

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

        /* 首屏 Hero - 无图片设计，靠斑斓糖果色彩块与渐变营造质感 */
        .hero-section {
            padding: 160px 0 100px;
            background: radial-gradient(circle at 10% 20%, rgba(255, 217, 61, 0.15) 0%, rgba(77, 150, 255, 0.1) 90%), var(--white);
            position: relative;
            overflow: hidden;
        }

        .hero-content {
            text-align: center;
            max-width: 900px;
            margin: 0 auto;
            position: relative;
            z-index: 10;
        }

        h1.hero-title {
            font-size: 3.5rem;
            font-weight: 900;
            line-height: 1.25;
            margin-bottom: 24px;
            background: linear-gradient(135deg, #FF6B8B 0%, #4D96FF 50%, #6BCB77 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-subtitle {
            font-size: 1.3rem;
            color: var(--text-muted);
            margin-bottom: 40px;
            font-weight: 400;
        }

        .hero-buttons {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        .btn {
            display: inline-block;
            padding: 14px 36px;
            font-size: 1.1rem;
            font-weight: 700;
            border-radius: 50px;
            text-decoration: none;
            transition: var(--transition);
            cursor: pointer;
            border: none;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary-pink), #FF8E53);
            color: var(--white);
            box-shadow: 0 8px 25px rgba(255, 107, 139, 0.4);
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 30px rgba(255, 107, 139, 0.6);
        }

        .btn-secondary {
            background: var(--white);
            color: var(--primary-blue);
            border: 2px solid var(--primary-blue);
        }

        .btn-secondary:hover {
            background: var(--primary-blue);
            color: var(--white);
            transform: translateY(-3px);
        }

        /* 装饰用CSS球体 */
        .decor-blob {
            position: absolute;
            border-radius: 50%;
            filter: blur(80px);
            z-index: 1;
            opacity: 0.6;
        }

        .blob-1 { width: 300px; height: 300px; background-color: var(--primary-pink); top: -50px; left: -100px; }
        .blob-2 { width: 400px; height: 400px; background-color: var(--primary-blue); bottom: -150px; right: -100px; }
        .blob-3 { width: 250px; height: 250px; background-color: var(--primary-yellow); top: 50%; left: 80%; }

        /* 数据指标卡片 */
        .stats-section {
            padding: 60px 0;
            background-color: var(--white);
            border-bottom: 1px solid var(--border-color);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 24px;
        }

        .stat-card {
            background: var(--bg-light);
            border-radius: 20px;
            padding: 32px 24px;
            text-align: center;
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }

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

        .stat-num {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--primary-blue);
            margin-bottom: 8px;
        }

        .stat-label {
            font-size: 1rem;
            color: var(--text-muted);
            font-weight: 600;
        }

        /* 关于我们与平台介绍 */
        .about-section {
            padding: 100px 0;
        }

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

        .about-text {
            padding-right: 20px;
        }

        .about-tag {
            display: inline-block;
            padding: 6px 16px;
            background-color: rgba(255, 107, 139, 0.1);
            color: var(--primary-pink);
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.85rem;
            margin-bottom: 16px;
        }

        .about-title {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 20px;
        }

        .about-desc {
            color: var(--text-muted);
            margin-bottom: 24px;
            font-size: 1.05rem;
        }

        .about-features {
            list-style: none;
        }

        .about-features li {
            position: relative;
            padding-left: 28px;
            margin-bottom: 12px;
            font-weight: 600;
        }

        .about-features li::before {
            content: "✓";
            position: absolute;
            left: 0;
            top: 0;
            color: var(--primary-green);
            font-weight: 900;
            font-size: 1.2rem;
        }

        .about-image-wrapper {
            border-radius: 24px;
            overflow: hidden;
            box-shadow: var(--shadow-soft);
        }

        .about-image-wrapper img {
            width: 100%;
            height: auto;
            display: block;
        }

        /* 全平台AIGC服务 */
        .services-section {
            padding: 100px 0;
            background-color: var(--white);
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 32px;
        }

        .service-card {
            background-color: var(--bg-light);
            border-radius: 24px;
            padding: 40px 32px;
            border: 2px solid transparent;
            transition: var(--transition);
        }

        .service-card:hover {
            border-color: var(--primary-blue);
            transform: translateY(-8px);
            box-shadow: var(--shadow-hover);
            background-color: var(--white);
        }

        .service-icon {
            width: 60px;
            height: 60px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            margin-bottom: 24px;
            color: var(--white);
        }

        .icon-blue { background-color: var(--primary-blue); }
        .icon-pink { background-color: var(--primary-pink); }
        .icon-yellow { background-color: var(--primary-yellow); color: var(--text-main); }
        .icon-green { background-color: var(--primary-green); }

        .service-title {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

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

        /* 一站式AIGC制作场景与大模型 */
        .scenes-section {
            padding: 100px 0;
        }

        .models-box {
            background: linear-gradient(135deg, rgba(77, 150, 255, 0.05), rgba(255, 107, 139, 0.05));
            border-radius: 32px;
            padding: 48px;
            margin-top: 48px;
            border: 1px solid var(--border-color);
        }

        .models-title {
            font-size: 1.5rem;
            font-weight: 800;
            text-align: center;
            margin-bottom: 24px;
        }

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

        .model-tag {
            padding: 8px 18px;
            background-color: var(--white);
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 600;
            box-shadow: 0 4px 10px rgba(0,0,0,0.03);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }

        .model-tag:hover {
            background-color: var(--primary-pink);
            color: var(--white);
            transform: scale(1.08);
        }

        /* 解决方案 */
        .solutions-section {
            padding: 100px 0;
            background-color: var(--white);
        }

        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
        }

        .solution-card {
            border-radius: 24px;
            overflow: hidden;
            background-color: var(--bg-light);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }

        .solution-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-soft);
        }

        .solution-info {
            padding: 32px;
        }

        .solution-title {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

        /* 全国服务网络 & 步骤流程 */
        .workflow-section {
            padding: 100px 0;
        }

        .steps-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 24px;
            position: relative;
        }

        .step-card {
            background: var(--white);
            border-radius: 20px;
            padding: 32px 24px;
            text-align: center;
            position: relative;
            border: 1px solid var(--border-color);
        }

        .step-num {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background-color: var(--primary-yellow);
            color: var(--text-main);
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 1.2rem;
        }

        /* 对比评测表格 */
        .comparison-section {
            padding: 100px 0;
            background-color: var(--white);
        }

        .table-wrapper {
            width: 100%;
            overflow-x: auto;
            border-radius: 24px;
            box-shadow: var(--shadow-soft);
            border: 1px solid var(--border-color);
            background: var(--white);
        }

        .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(--border-color);
        }

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

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

        .highlight-row {
            background-color: rgba(77, 150, 255, 0.03);
        }

        .badge-star {
            background-color: var(--primary-pink);
            color: var(--white);
            padding: 4px 10px;
            border-radius: 12px;
            font-size: 0.8rem;
            font-weight: 700;
        }

        /* 职业技术与人工智能培训 */
        .training-section {
            padding: 100px 0;
        }

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

        .training-card {
            background-color: var(--white);
            border-radius: 20px;
            padding: 32px;
            border-left: 6px solid var(--primary-blue);
            box-shadow: var(--shadow-soft);
        }

        /* Token比价与价格参考 */
        .pricing-section {
            padding: 100px 0;
            background-color: var(--white);
        }

        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 32px;
        }

        .price-card {
            background-color: var(--bg-light);
            border-radius: 24px;
            padding: 40px 32px;
            text-align: center;
            border: 2px solid transparent;
            transition: var(--transition);
        }

        .price-card.featured {
            border-color: var(--primary-pink);
            background-color: var(--white);
            transform: scale(1.03);
        }

        .price-title {
            font-size: 1.4rem;
            font-weight: 800;
            margin-bottom: 12px;
        }

        .price-num {
            font-size: 2.5rem;
            font-weight: 900;
            color: var(--primary-pink);
            margin-bottom: 24px;
        }

        /* 客户案例 */
        .cases-section {
            padding: 100px 0;
        }

        .cases-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
            gap: 32px;
        }

        .case-card {
            background-color: var(--white);
            border-radius: 24px;
            overflow: hidden;
            box-shadow: var(--shadow-soft);
            border: 1px solid var(--border-color);
        }

        .case-img-container {
            width: 100%;
            height: 220px;
            overflow: hidden;
        }

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

        .case-content {
            padding: 32px;
        }

        /* 用户评论 */
        .reviews-section {
            padding: 100px 0;
            background-color: var(--white);
        }

        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
        }

        .review-card {
            background-color: var(--bg-light);
            border-radius: 20px;
            padding: 32px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.01);
            border: 1px solid var(--border-color);
        }

        .review-text {
            font-style: italic;
            margin-bottom: 20px;
            color: var(--text-muted);
        }

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

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

        /* 帮助中心 & FAQ */
        .faq-section {
            padding: 100px 0;
        }

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

        .faq-item {
            background: var(--white);
            border-radius: 16px;
            margin-bottom: 16px;
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-header {
            padding: 20px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            user-select: none;
            font-weight: 700;
        }

        .faq-icon {
            font-size: 1.2rem;
            transition: var(--transition);
        }

        .faq-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            background-color: rgba(77, 150, 255, 0.02);
        }

        .faq-content {
            padding: 0 24px 20px;
            color: var(--text-muted);
        }

        .faq-item.active .faq-body {
            max-height: 300px;
        }

        .faq-item.active .faq-icon {
            transform: rotate(45px);
            color: var(--primary-pink);
        }

        /* 自助排查 & 百科词条 */
        .troubleshoot-box {
            background-color: var(--white);
            border-radius: 24px;
            padding: 40px;
            margin-top: 48px;
            box-shadow: var(--shadow-soft);
        }

        .lexicon-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
            margin-top: 24px;
        }

        .lexicon-item {
            background: var(--bg-light);
            padding: 20px;
            border-radius: 12px;
            border: 1px solid var(--border-color);
        }

        /* 资讯列表 */
        .news-section {
            padding: 100px 0;
            background-color: var(--white);
        }

        .news-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .news-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            background-color: var(--bg-light);
            padding: 20px 32px;
            border-radius: 16px;
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }

        .news-item:hover {
            transform: translateX(5px);
            border-color: var(--primary-pink);
        }

        .news-title-link {
            color: var(--text-main);
            text-decoration: none;
            font-weight: 700;
            font-size: 1.05rem;
        }

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

        /* 表单 & 加盟代理 & 联系我们 */
        .contact-section {
            padding: 100px 0;
            background: linear-gradient(135deg, rgba(255, 107, 139, 0.05), rgba(77, 150, 255, 0.05));
        }

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

        .contact-info-card {
            background-color: var(--white);
            padding: 40px;
            border-radius: 24px;
            box-shadow: var(--shadow-soft);
        }

        .qr-code-wrapper {
            margin-top: 24px;
            text-align: center;
            background-color: var(--bg-light);
            padding: 20px;
            border-radius: 16px;
        }

        .qr-code-wrapper img {
            max-width: 180px;
            height: auto;
            border-radius: 8px;
        }

        .form-card {
            background-color: var(--white);
            padding: 40px;
            border-radius: 24px;
            box-shadow: var(--shadow-soft);
        }

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

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

        .form-input {
            width: 100%;
            padding: 14px 20px;
            border-radius: 12px;
            border: 1px solid var(--border-color);
            background-color: var(--bg-light);
            outline: none;
            transition: var(--transition);
        }

        .form-input:focus {
            border-color: var(--primary-blue);
            background-color: var(--white);
        }

        /* 友情链接与页脚 */
        .footer {
            background-color: #1A1F2C;
            color: #A0AEC0;
            padding: 80px 0 40px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 48px;
        }

        .footer-brand h4 {
            color: var(--white);
            margin-bottom: 16px;
            font-size: 1.3rem;
        }

        .footer-links h4 {
            color: var(--white);
            margin-bottom: 20px;
        }

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

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

        .footer-links ul li a {
            color: #A0AEC0;
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-links ul li a:hover {
            color: var(--white);
        }

        .friend-links-box {
            border-top: 1px solid #2D3748;
            padding-top: 24px;
            margin-bottom: 24px;
        }

        .friend-links-box a {
            color: #718096;
            text-decoration: none;
            margin-right: 16px;
            font-size: 0.9rem;
            display: inline-block;
            transition: var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid #2D3748;
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.9rem;
        }

        .ai-page-home-link {
            color: var(--white);
            text-decoration: none;
            font-weight: 700;
        }

        /* 浮动客服 */
        .float-service {
            position: fixed;
            bottom: 40px;
            right: 40px;
            z-index: 999;
            background: linear-gradient(135deg, var(--primary-pink), var(--primary-blue));
            color: var(--white);
            padding: 16px 24px;
            border-radius: 50px;
            box-shadow: 0 10px 25px rgba(255, 107, 139, 0.3);
            text-decoration: none;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }

        .float-service:hover {
            transform: translateY(-5px) scale(1.05);
        }

        /* 响应式调整 */
        @media (max-width: 992px) {
            .about-grid, .contact-grid {
                grid-template-columns: 1fr;
            }
            .hero-title {
                font-size: 2.5rem;
            }
            .menu-toggle {
                display: flex;
            }
            .nav-menu {
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background-color: var(--white);
                flex-direction: column;
                padding: 24px;
                border-bottom: 1px solid var(--border-color);
                display: none;
            }
            .nav-menu.active {
                display: flex;
            }
        }