/* 基础重置与多彩涂鸦风格（新丑风 Neo-brutalism） */
        :root {
            --bg-color: #FAF8F5;
            --text-color: #1A1A1A;
            --border-color: #1A1A1A;
            --primary: #FFC700; /* 亮黄 */
            --secondary: #FF5C00; /* 亮橙 */
            --accent-blue: #00F0FF; /* 亮蓝 */
            --accent-green: #8FFF00; /* 荧光绿 */
            --accent-pink: #FF007A; /* 玫瑰粉红 */
            --white: #FFFFFF;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans CJK SC", sans-serif;
        }

        body {
            background-color: var(--bg-color);
            color: var(--text-color);
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* 统一外层居中容器 */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        section {
            padding: 80px 0;
            border-bottom: 4px solid var(--border-color);
            position: relative;
        }

        /* 涂鸦卡片基础样式 */
        .doodle-card {
            background: var(--white);
            border: 3px solid var(--border-color);
            box-shadow: 6px 6px 0px var(--border-color);
            border-radius: 12px;
            padding: 24px;
            transition: transform 0.2s, box-shadow 0.2s;
            position: relative;
            overflow: hidden;
        }

        .doodle-card:hover {
            transform: translate(-4px, -4px);
            box-shadow: 10px 10px 0px var(--border-color);
        }

        /* 涂鸦风按钮 */
        .doodle-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            font-weight: 800;
            font-size: 16px;
            text-decoration: none;
            color: var(--text-color);
            background: var(--primary);
            border: 3px solid var(--border-color);
            box-shadow: 4px 4px 0px var(--border-color);
            border-radius: 8px;
            cursor: pointer;
            transition: transform 0.1s, box-shadow 0.1s;
        }

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

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

        .doodle-btn.btn-secondary {
            background: var(--accent-blue);
        }

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

        /* 徽章/标签 */
        .doodle-badge {
            display: inline-block;
            padding: 6px 12px;
            font-size: 14px;
            font-weight: bold;
            border: 2px solid var(--border-color);
            border-radius: 20px;
            background: var(--accent-green);
            margin: 4px;
        }

        /* 标题设计 */
        .section-title {
            font-size: 36px;
            font-weight: 900;
            text-transform: uppercase;
            margin-bottom: 12px;
            display: inline-block;
            background: linear-gradient(120deg, var(--primary) 0%, var(--primary) 100%);
            background-repeat: no-repeat;
            background-size: 100% 40%;
            background-position: 0 80%;
        }

        .section-subtitle {
            font-size: 16px;
            color: #666;
            margin-bottom: 40px;
        }

        /* Header & Navigation */
        header {
            background: var(--white);
            border-bottom: 4px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 1000;
        }

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

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

        .logo-container img {
            height: 48px;
            width: auto;
        }

        .logo-text {
            font-size: 22px;
            font-weight: 900;
            letter-spacing: -0.5px;
        }

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

        .nav-menu {
            display: flex;
            list-style: none;
            gap: 20px;
        }

        .nav-menu a {
            text-decoration: none;
            color: var(--text-color);
            font-weight: 700;
            font-size: 15px;
            padding: 6px 12px;
            border-radius: 6px;
            transition: background 0.2s;
        }

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

        .nav-btn-group {
            display: flex;
            gap: 10px;
        }

        /* 移动端菜单按钮 */
        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 6px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
        }

        .menu-toggle span {
            display: block;
            width: 25px;
            height: 3px;
            background-color: var(--border-color);
            transition: 0.3s;
        }

        /* 1. Hero 区域 (首屏 - 严禁出现图片) */
        .hero-section {
            background: radial-gradient(circle at 80% 20%, rgba(255, 199, 0, 0.1) 0%, transparent 50%),
                        radial-gradient(circle at 10% 80%, rgba(0, 240, 255, 0.1) 0%, transparent 50%),
                        var(--bg-color);
            text-align: center;
            padding: 100px 0;
        }

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

        .hero-tag {
            display: inline-flex;
            align-items: center;
            background: var(--accent-pink);
            color: var(--white);
            font-weight: 800;
            padding: 8px 16px;
            border: 2px solid var(--border-color);
            box-shadow: 3px 3px 0 px var(--border-color);
            border-radius: 50px;
            margin-bottom: 24px;
            transform: rotate(-1.5deg);
        }

        .hero-h1 {
            font-size: 48px;
            font-weight: 900;
            line-height: 1.2;
            margin-bottom: 24px;
            color: var(--text-color);
        }

        .hero-h1 span {
            background: var(--primary);
            padding: 2px 10px;
            border: 3px solid var(--border-color);
            display: inline-block;
            transform: rotate(1deg);
            box-shadow: 4px 4px 0px var(--border-color);
        }

        .hero-desc {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 40px;
            color: #444;
        }

        .hero-btns {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-bottom: 40px;
        }

        .hero-features-strip {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 15px;
            margin-top: 20px;
        }

        .hero-strip-item {
            font-weight: 700;
            background: var(--white);
            border: 2px solid var(--border-color);
            padding: 6px 16px;
            border-radius: 4px;
            box-shadow: 3px 3px 0px var(--border-color);
        }

        /* 2. 关于我们 (About Us) & 平台介绍 */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .about-text h3 {
            font-size: 28px;
            font-weight: 900;
            margin-bottom: 20px;
        }

        .about-text p {
            margin-bottom: 20px;
            font-size: 16px;
            color: #333;
        }

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

        .stat-card {
            text-align: center;
            padding: 30px;
        }

        .stat-card.color-1 { background-color: var(--primary); }
        .stat-card.color-2 { background-color: var(--accent-blue); }
        .stat-card.color-3 { background-color: var(--accent-green); }
        .stat-card.color-4 { background-color: var(--accent-pink); color: var(--white); }

        .stat-num {
            font-size: 36px;
            font-weight: 900;
            margin-bottom: 8px;
        }

        .stat-label {
            font-weight: 700;
            font-size: 14px;
        }

        /* 3. 全平台AIGC服务 & 4. 一站式AIGC制作 */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
            margin-top: 30px;
        }

        .service-card {
            border-top: 10px solid var(--border-color);
        }

        .service-card:nth-child(1) { border-top-color: var(--primary); }
        .service-card:nth-child(2) { border-top-color: var(--accent-blue); }
        .service-card:nth-child(3) { border-top-color: var(--accent-green); }
        .service-card:nth-child(4) { border-top-color: var(--accent-pink); }

        .service-icon {
            font-size: 40px;
            margin-bottom: 16px;
        }

        .service-card h4 {
            font-size: 20px;
            font-weight: 900;
            margin-bottom: 12px;
        }

        /* 模型标签云 */
        .cloud-container {
            margin-top: 40px;
            padding: 30px;
            background: var(--white);
            border: 3px solid var(--border-color);
            box-shadow: 6px 6px 0px var(--border-color);
            border-radius: 12px;
        }

        .cloud-title {
            font-size: 22px;
            font-weight: 900;
            margin-bottom: 20px;
            text-align: center;
        }

        .cloud-tags {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
        }

        .cloud-tags span {
            font-size: 14px;
            font-weight: 700;
            padding: 6px 14px;
            border: 2px solid var(--border-color);
            border-radius: 6px;
            background: var(--white);
            box-shadow: 2px 2px 0px var(--border-color);
            transition: all 0.2s;
        }

        .cloud-tags span:hover {
            transform: scale(1.1) rotate(2deg);
            background: var(--primary);
        }

        /* 5. 全行业解决方案 */
        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

        .solution-card {
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .sol-header {
            display: flex;
            align-items: center;
            gap: 15px;
            margin-bottom: 16px;
        }

        .sol-icon {
            width: 48px;
            height: 48px;
            background: var(--primary);
            border: 2px solid var(--border-color);
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            font-weight: 900;
        }

        .solution-card ul {
            list-style: none;
            margin: 15px 0;
        }

        .solution-card ul li {
            position: relative;
            padding-left: 20px;
            margin-bottom: 8px;
            font-size: 14px;
        }

        .solution-card ul li::before {
            content: "✦";
            position: absolute;
            left: 0;
            color: var(--secondary);
            font-weight: 900;
        }

        /* 6. 全国服务网络 */
        .network-section {
            background-color: #FFF;
        }

        .network-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .map-mockup {
            border: 3px solid var(--border-color);
            box-shadow: 6px 6px 0px var(--border-color);
            border-radius: 12px;
            padding: 20px;
            background: #F0EFEA;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .map-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 8px 12px;
            background: var(--white);
            border: 2px solid var(--border-color);
            border-radius: 6px;
        }

        .map-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--accent-pink);
            border: 2px solid var(--border-color);
        }

        /* 7. 标准化流程 & 8. 技术标准 */
        .timeline {
            position: relative;
            max-width: 800px;
            margin: 40px auto 0 auto;
            padding-left: 30px;
            border-left: 4px dashed var(--border-color);
        }

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

        .timeline-item::before {
            content: "";
            position: absolute;
            left: -45px;
            top: 5px;
            width: 24px;
            height: 24px;
            background: var(--primary);
            border: 3px solid var(--border-color);
            border-radius: 50%;
        }

        .timeline-step {
            display: inline-block;
            padding: 2px 8px;
            background: var(--accent-blue);
            font-weight: 800;
            border: 2px solid var(--border-color);
            margin-bottom: 10px;
        }

        /* 9. 客户案例中心 & 媒体图 */
        .cases-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

        .case-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            border: 2px solid var(--border-color);
            border-radius: 8px;
            margin-bottom: 15px;
        }

        /* 10. 对比评测 */
        .rating-box {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 30px;
            margin-bottom: 40px;
            flex-wrap: wrap;
        }

        .score-card {
            background: var(--accent-pink);
            color: var(--white);
            padding: 20px 40px;
            text-align: center;
            transform: rotate(-2deg);
        }

        .score-num {
            font-size: 64px;
            font-weight: 900;
            line-height: 1;
        }

        .table-responsive {
            width: 100%;
            overflow-x: auto;
            border: 3px solid var(--border-color);
            box-shadow: 6px 6px 0px var(--border-color);
            border-radius: 12px;
            background: var(--white);
        }

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

        th, td {
            padding: 16px 20px;
            border-bottom: 2px solid var(--border-color);
            font-weight: 700;
        }

        th {
            background-color: var(--primary);
            color: var(--text-color);
            font-size: 16px;
        }

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

        .highlight-cell {
            background: rgba(255, 199, 0, 0.1);
        }

        /* 11. 智能需求匹配 (表单) */
        .matching-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
        }

        .matching-form form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .form-group {
            display: flex;
            flex-direction: column;
            gap: 5px;
        }

        .form-group label {
            font-weight: 700;
            font-size: 15px;
        }

        .form-group input, .form-group select, .form-group textarea {
            padding: 12px;
            border: 3px solid var(--border-color);
            border-radius: 8px;
            font-size: 15px;
            outline: none;
            background: var(--white);
        }

        .form-group input:focus, .form-group select:focus, .form-group textarea:focus {
            background-color: #FFFFF0;
        }

        /* 12. Token比价参考 */
        .token-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
        }

        /* 13. 职业技术培训 & 14. 人工智能培训 */
        .training-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .training-card {
            border-left: 8px solid var(--accent-pink);
        }

        /* 6条用户评论 */
        .comments-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

        .comment-user {
            display: flex;
            align-items: center;
            gap: 15px;
            margin-top: 15px;
        }

        .comment-avatar {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--accent-blue);
            border: 2px solid var(--border-color);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
        }

        /* 15. 帮助中心 & 16. FAQ & 17. 自助排查 & 18. AI术语百科 */
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 15px;
        }

        .faq-item {
            cursor: pointer;
        }

        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 800;
            font-size: 18px;
            padding: 16px;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            padding: 0 16px;
            color: #555;
            font-size: 15px;
        }

        .faq-item.active .faq-answer {
            max-height: 200px;
            padding-bottom: 16px;
        }

        .faq-item.active .faq-icon {
            transform: rotate(45deg);
        }

        .faq-icon {
            transition: transform 0.3s;
            font-size: 20px;
        }

        /* 自助排查 & 术语百科 Grid */
        .help-widgets {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            margin-top: 40px;
        }

        .widget-title {
            font-size: 20px;
            font-weight: 900;
            margin-bottom: 15px;
            display: inline-block;
            background: var(--accent-green);
            padding: 2px 8px;
            border: 2px solid var(--border-color);
        }

        /* 19. 行业资讯 / 知识库 */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .news-link {
            text-decoration: none;
            color: var(--text-color);
            display: block;
        }

        .news-link:hover {
            color: var(--secondary);
        }

        /* 20. 联系我们 & 21. 加盟代理 */
        .contact-container {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 40px;
        }

        .contact-info {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .contact-qr-box {
            display: flex;
            align-items: center;
            gap: 20px;
            background: var(--white);
            border: 3px solid var(--border-color);
            padding: 15px;
            border-radius: 12px;
            box-shadow: 4px 4px 0px var(--border-color);
        }

        .contact-qr-box img {
            width: 100px;
            height: 100px;
            border: 2px solid var(--border-color);
        }

        .agent-card {
            background: var(--primary);
            border: 3px solid var(--border-color);
            box-shadow: 6px 6px 0px var(--border-color);
            border-radius: 12px;
            padding: 30px;
        }

        /* Footer */
        footer {
            background: var(--text-color);
            color: var(--white);
            padding: 60px 0 30px 0;
            font-size: 14px;
        }

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

        .footer-logo img {
            height: 40px;
            margin-bottom: 15px;
        }

        .footer-col h5 {
            font-size: 16px;
            font-weight: 800;
            margin-bottom: 20px;
            color: var(--primary);
        }

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

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

        .footer-col a {
            color: #BBB;
            text-decoration: none;
            transition: color 0.2s;
        }

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

        .footer-bottom {
            border-top: 1px solid #333;
            padding-top: 30px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
        }

        .footer-bottom-links a {
            margin-left: 15px;
            color: #888;
            text-decoration: none;
        }

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

        /* 浮动客服 */
        .float-kefu {
            position: fixed;
            right: 20px;
            bottom: 20px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .float-item {
            width: 50px;
            height: 50px;
            background: var(--primary);
            border: 3px solid var(--border-color);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            box-shadow: 3px 3px 0px var(--border-color);
            position: relative;
        }

        .float-item:hover {
            transform: translate(-2px, -2px);
            box-shadow: 5px 5px 0px var(--border-color);
        }

        .float-qr-hover {
            position: absolute;
            right: 60px;
            bottom: 0;
            background: var(--white);
            border: 3px solid var(--border-color);
            border-radius: 8px;
            padding: 10px;
            display: none;
            box-shadow: 4px 4px 0px var(--border-color);
        }

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

        .float-qr-hover img {
            width: 120px;
            height: 120px;
        }

        /* 响应式调整 */
        @media (max-width: 992px) {
            .about-grid, .matching-container, .contact-container, .help-widgets, .network-container {
                grid-template-columns: 1fr;
            }
            .hero-h1 {
                font-size: 36px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 80px;
                left: 0;
                width: 100%;
                background: var(--white);
                border-bottom: 4px solid var(--border-color);
                padding: 20px;
                box-shadow: 0 4px 10px rgba(0,0,0,0.1);
            }
            .nav-menu.active {
                display: flex;
            }
            .menu-toggle {
                display: flex;
            }
            .hero-btns {
                flex-direction: column;
                align-items: stretch;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }