:root {
            --primary: #FF4E88;
            --secondary: #FFDE47;
            --accent: #39B5E0;
            --dark: #1E1E24;
            --light: #FDFEFE;
            --gray: #F0F2F5;
            --text: #2D3142;
            --border-width: 3px;
        }

        * {
            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(--gray);
            color: var(--text);
            line-height: 1.6;
        }

        /* 统一居中容器 */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }

        /* 多彩涂鸦风格通用卡片/按钮（新丑风/Neobrutalism） */
        .doodle-card {
            background: var(--light);
            border: var(--border-width) solid var(--dark);
            box-shadow: 6px 6px 0px var(--dark);
            border-radius: 12px;
            padding: 25px;
            transition: all 0.2s ease;
            position: relative;
            overflow: hidden;
        }

        .doodle-card:hover {
            transform: translate(-3px, -3px);
            box-shadow: 9px 9px 0px var(--dark);
        }

        .doodle-btn {
            display: inline-block;
            padding: 12px 28px;
            background-color: var(--secondary);
            color: var(--dark);
            font-weight: bold;
            text-decoration: none;
            border: var(--border-width) solid var(--dark);
            box-shadow: 4px 4px 0px var(--dark);
            border-radius: 8px;
            cursor: pointer;
            transition: all 0.15s ease;
            text-align: center;
        }

        .doodle-btn:hover {
            transform: translate(-2px, -2px);
            box-shadow: 6px 6px 0px var(--dark);
            background-color: #ffe670;
        }

        .doodle-btn:active {
            transform: translate(2px, 2px);
            box-shadow: 2px 2px 0px var(--dark);
        }

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

        .doodle-btn.btn-primary:hover {
            background-color: #ff6c9d;
        }

        .doodle-btn.btn-accent {
            background-color: var(--accent);
            color: var(--dark);
        }

        .doodle-btn.btn-accent:hover {
            background-color: #55c4ed;
        }

        /* 徽章标记 */
        .badge {
            display: inline-block;
            padding: 4px 10px;
            background-color: var(--secondary);
            border: 2px solid var(--dark);
            font-weight: bold;
            font-size: 0.85rem;
            border-radius: 4px;
            margin-bottom: 10px;
        }

        /* 顶部导航 */
        header {
            background-color: var(--light);
            border-bottom: var(--border-width) solid var(--dark);
            position: sticky;
            top: 0;
            z-index: 1000;
        }

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

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

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

        .nav-links {
            display: flex;
            gap: 20px;
            list-style: none;
            align-items: center;
        }

        .nav-links a {
            text-decoration: none;
            color: var(--dark);
            font-weight: bold;
            font-size: 0.95rem;
            transition: color 0.2s;
        }

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

        .menu-toggle {
            display: none;
            font-size: 28px;
            background: none;
            border: none;
            cursor: pointer;
            color: var(--dark);
        }

        /* 模块统一样式 */
        section {
            padding: 80px 0;
            border-bottom: var(--border-width) solid var(--dark);
        }

        section:nth-child(even) {
            background-color: #fff;
        }

        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-header h2 {
            font-size: 2.5rem;
            color: var(--dark);
            display: inline-block;
            position: relative;
            z-index: 1;
            margin-bottom: 15px;
            font-weight: 800;
        }

        .section-header h2::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: -5px;
            right: -5px;
            height: 12px;
            background-color: var(--secondary);
            z-index: -1;
            transform: rotate(-1deg);
        }

        .section-header p {
            font-size: 1.1rem;
            color: #555;
            max-width: 700px;
            margin: 0 auto;
        }

        /* 1. Hero 首页（首屏无图片） */
        .hero {
            background: radial-gradient(circle at 10% 20%, rgba(255, 78, 136, 0.1) 0%, rgba(255, 222, 71, 0.1) 90.1%);
            padding: 100px 0;
            text-align: center;
        }

        .hero-content {
            max-width: 900px;
            margin: 0 auto;
        }

        .hero h1 {
            font-size: 3rem;
            line-height: 1.3;
            color: var(--dark);
            margin-bottom: 25px;
            font-weight: 900;
        }

        .hero h1 span {
            background: linear-gradient(120deg, var(--primary) 0%, var(--accent) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            display: inline-block;
        }

        .hero-desc {
            font-size: 1.25rem;
            margin-bottom: 40px;
            color: #4a4a4a;
        }

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

        /* 2. 关于我们 */
        .about-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
            align-items: center;
        }

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

        .about-text p {
            margin-bottom: 15px;
            font-size: 1.05rem;
        }

        /* 3. 全平台AIGC服务体系 & 13. 职业技术培训 & 14. 人工智能培训 */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

        .service-list, .model-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 15px;
        }

        .model-tag {
            padding: 4px 10px;
            background: #fff;
            border: 2px solid var(--dark);
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: bold;
        }

        /* 4. 全自动AIGC制作流程 & 7. 标准化服务全流程 & 21. 时间线 */
        .timeline {
            position: relative;
            padding-left: 30px;
            border-left: 4px solid var(--dark);
            margin: 20px 0;
        }

        .timeline-item {
            position: relative;
            margin-bottom: 40px;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -44px;
            top: 5px;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background-color: var(--secondary);
            border: 4px solid var(--dark);
        }

        .timeline-title {
            font-size: 1.3rem;
            font-weight: bold;
            margin-bottom: 10px;
            color: var(--dark);
        }

        /* 5. 全行业解决方案 */
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
            gap: 30px;
        }

        /* 6. 全国服务网络 */
        .network-map {
            background-color: var(--dark);
            color: #fff;
            padding: 40px;
            border-radius: 12px;
            text-align: center;
        }

        .network-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 20px;
            margin-top: 30px;
        }

        .network-node {
            background: rgba(255,255,255,0.1);
            padding: 15px;
            border: 2px solid #fff;
            border-radius: 8px;
        }

        /* 8. 技术标准 */
        .tech-standards {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }

        /* 9. 客户案例中心 */
        .case-card img {
            width: 100%;
            height: auto;
            border-radius: 8px;
            border: 2px solid var(--dark);
            margin-bottom: 15px;
        }

        /* 10. 对比评测 */
        .table-responsive {
            overflow-x: auto;
            border: var(--border-width) solid var(--dark);
            border-radius: 12px;
            box-shadow: 6px 6px 0px var(--dark);
            background: #fff;
        }

        table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
        }

        th, td {
            padding: 15px 20px;
            border-bottom: 2px solid var(--dark);
            border-right: 2px solid var(--dark);
        }

        th:last-child, td:last-child {
            border-right: none;
        }

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

        th {
            background-color: var(--secondary);
            font-weight: bold;
            color: var(--dark);
        }

        .rating-badge {
            background-color: var(--primary);
            color: white;
            padding: 10px;
            border-radius: 8px;
            display: inline-block;
            font-weight: bold;
            margin-top: 20px;
            border: 2px solid var(--dark);
        }

        /* 11. 智能需求匹配 (表单) */
        .form-container {
            max-width: 800px;
            margin: 0 auto;
        }

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

        .form-group label {
            display: block;
            font-weight: bold;
            margin-bottom: 8px;
            color: var(--dark);
        }

        .form-control {
            width: 100%;
            padding: 12px 15px;
            border: var(--border-width) solid var(--dark);
            border-radius: 8px;
            font-size: 1rem;
            background: #fff;
            outline: none;
        }

        .form-control:focus {
            box-shadow: 4px 4px 0px var(--dark);
        }

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

        /* 12. Token比价参考 & 价格参考 */
        .token-price-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }

        .price-num {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary);
            margin: 10px 0;
        }

        /* 16. FAQ 折叠面板 */
        .faq-list {
            max-width: 900px;
            margin: 0 auto;
        }

        .faq-item {
            margin-bottom: 15px;
        }

        .faq-question {
            background-color: var(--light);
            border: var(--border-width) solid var(--dark);
            padding: 18px 25px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: bold;
            border-radius: 8px;
            box-shadow: 4px 4px 0px var(--dark);
            user-select: none;
        }

        .faq-question::after {
            content: '+';
            font-size: 1.5rem;
            font-weight: bold;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            background-color: #fff;
            border-left: var(--border-width) solid var(--dark);
            border-right: var(--border-width) solid var(--dark);
            border-bottom: 0 solid var(--dark);
            border-radius: 0 0 8px 8px;
            margin-top: -3px;
        }

        .faq-item.active .faq-answer {
            max-height: 500px;
            border-bottom: var(--border-width) solid var(--dark);
            padding: 20px 25px;
        }

        /* 18. 网站术语百科 (标签云) */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }

        .tag-cloud span {
            background-color: #fff;
            border: 2px solid var(--dark);
            padding: 8px 16px;
            border-radius: 30px;
            font-weight: bold;
            box-shadow: 3px 3px 0px var(--dark);
            cursor: default;
        }

        /* 19. 行业资讯 / 知识库 (最新文章) */
        .article-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .article-card a {
            text-decoration: none;
            color: var(--dark);
        }

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

        /* 20. 联系我们 */
        .contact-layout {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 50px;
        }

        .contact-info-list {
            list-style: none;
        }

        .contact-info-list li {
            margin-bottom: 20px;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .qrcode-box {
            text-align: center;
            border: var(--border-width) solid var(--dark);
            padding: 20px;
            border-radius: 12px;
            background: #fff;
            box-shadow: 6px 6px 0px var(--dark);
            display: inline-block;
        }

        .qrcode-box img {
            width: 150px;
            height: 150px;
            margin-bottom: 10px;
        }

        /* 友情链接 */
        .friendship-links {
            background-color: var(--dark);
            color: #fff;
            padding: 30px 0;
            border-top: var(--border-width) solid var(--dark);
            border-bottom: var(--border-width) solid var(--dark);
        }

        .friendship-links .links-container {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
        }

        .friendship-links a {
            color: var(--secondary);
            text-decoration: none;
            font-weight: bold;
        }

        .friendship-links a:hover {
            color: #fff;
        }

        /* 页脚 */
        footer {
            background-color: var(--dark);
            color: #fff;
            padding: 40px 0;
            text-align: center;
        }

        footer p {
            margin-bottom: 15px;
            font-size: 0.95rem;
        }

        /* 浮动组件 */
        .float-services {
            position: fixed;
            right: 20px;
            bottom: 80px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            z-index: 1000;
        }

        .float-btn {
            width: 50px;
            height: 50px;
            border: var(--border-width) solid var(--dark);
            border-radius: 50%;
            background-color: var(--secondary);
            display: flex;
            justify-content: center;
            align-items: center;
            cursor: pointer;
            box-shadow: 3px 3px 0px var(--dark);
            transition: all 0.2s ease;
            position: relative;
        }

        .float-btn:hover {
            transform: scale(1.1);
        }

        .float-btn .tooltip {
            visibility: hidden;
            position: absolute;
            right: 60px;
            background-color: var(--dark);
            color: #fff;
            padding: 5px 10px;
            border-radius: 4px;
            font-size: 0.8rem;
            white-space: nowrap;
        }

        .float-btn:hover .tooltip {
            visibility: visible;
        }

        /* 响应式调整 */
        @media (max-width: 992px) {
            .about-grid, .contact-layout {
                grid-template-columns: 1fr;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 80px;
                left: 0;
                width: 100%;
                background-color: var(--light);
                border-bottom: var(--border-width) solid var(--dark);
                padding: 20px;
            }
            .nav-links.active {
                display: flex;
            }
            .menu-toggle {
                display: block;
            }
        }

        @media (max-width: 600px) {
            .hero h1 {
                font-size: 2.2rem;
            }
            .grid-2 {
                grid-template-columns: 1fr;
            }
            .form-grid {
                grid-template-columns: 1fr;
            }
        }