:root {
            --bg-color: #fcfbf7;
            --text-color: #1a1a1a;
            --text-muted: #555555;
            --border-color: #1a1a1a;
            
            /* 多彩涂鸦风格色彩 */
            --primary-yellow: #FFE600;
            --primary-blue: #33A1FD;
            --primary-pink: #FF8FB1;
            --primary-green: #4EF2D2;
            --primary-orange: #FF6B35;
            
            --border-width: 3px;
            --shadow-offset: 6px;
            --border-radius: 12px;
        }

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

        body {
            font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
            background-color: var(--bg-color);
            color: var(--text-color);
            line-height: 1.6;
            overflow-x: hidden;
        }

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

        /* 多彩涂鸦风基础组件样式 */
        .doodle-box {
            background-color: #ffffff;
            border: var(--border-width) solid var(--border-color);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-offset) var(--shadow-offset) 0px var(--border-color);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }

        .doodle-box:hover {
            transform: translate(-3px, -3px);
            box-shadow: calc(var(--shadow-offset) + 3px) calc(var(--shadow-offset) + 3px) 0px var(--border-color);
        }

        .doodle-badge {
            display: inline-block;
            padding: 6px 12px;
            font-weight: 800;
            text-transform: uppercase;
            border: 2px solid var(--border-color);
            border-radius: 20px;
            margin-bottom: 12px;
            font-size: 14px;
        }

        .bg-yellow { background-color: var(--primary-yellow); }
        .bg-blue { background-color: var(--primary-blue); }
        .bg-pink { background-color: var(--primary-pink); }
        .bg-green { background-color: var(--primary-green); }
        .bg-orange { background-color: var(--primary-orange); }

        .btn-doodle {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            font-weight: 800;
            text-decoration: none;
            color: var(--text-color);
            border: var(--border-width) solid var(--border-color);
            border-radius: var(--border-radius);
            box-shadow: 4px 4px 0px var(--border-color);
            transition: transform 0.1s ease, box-shadow 0.1s ease;
            cursor: pointer;
        }

        .btn-doodle:active {
            transform: translate(3px, 3px);
            box-shadow: 1px 1px 0px var(--border-color);
        }

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

        .section-title {
            font-size: 36px;
            font-weight: 900;
            margin-bottom: 16px;
            position: relative;
            display: inline-block;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 100%;
            height: 12px;
            background-color: var(--primary-yellow);
            z-index: -1;
            transform: skewX(-15deg);
        }

        .section-desc {
            font-size: 18px;
            color: var(--text-muted);
            margin-bottom: 48px;
            max-width: 700px;
        }

        /* 顶部导航 */
        header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--bg-color);
            border-bottom: var(--border-width) solid var(--border-color);
            padding: 16px 0;
        }

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

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

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

        nav {
            display: flex;
            align-items: center;
            gap: 24px;
        }

        nav a {
            text-decoration: none;
            color: var(--text-color);
            font-weight: 700;
            font-size: 15px;
            transition: color 0.2s;
        }

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

        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 6px;
            border: 2px solid var(--border-color);
            padding: 8px;
            border-radius: 8px;
            background: #fff;
            cursor: pointer;
        }

        .menu-toggle span {
            display: block;
            width: 20px;
            height: 3px;
            background-color: var(--text-color);
        }

        /* Hero首屏 - 绝对无图 */
        .hero {
            background-color: #fffdec;
            padding: 100px 0 80px;
            text-align: center;
            position: relative;
        }

        .hero-badge {
            background-color: var(--primary-pink);
            transform: rotate(-2deg);
        }

        .hero h1 {
            font-size: 54px;
            font-weight: 900;
            line-height: 1.2;
            margin: 20px 0;
            letter-spacing: -1px;
        }

        .hero p {
            font-size: 20px;
            color: var(--text-muted);
            max-width: 800px;
            margin: 0 auto 40px;
        }

        .hero-btns {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            margin-bottom: 60px;
        }

        .hero-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            max-width: 900px;
            margin: 0 auto;
        }

        .stat-card {
            padding: 24px;
            background: #fff;
        }

        .stat-card h3 {
            font-size: 36px;
            font-weight: 900;
            color: var(--primary-orange);
            margin-bottom: 8px;
        }

        .stat-card p {
            font-size: 14px;
            margin: 0;
            font-weight: 700;
        }

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

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

        .intro-feat-item {
            padding: 16px;
            background: #fff;
        }

        .intro-feat-item h4 {
            font-weight: 800;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        /* 全平台AIGC服务体系 */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }

        .service-card {
            padding: 32px;
            position: relative;
        }

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

        /* 标签云与支持平台 */
        .platform-cloud {
            margin-top: 60px;
            padding: 40px;
            background-color: #fff;
        }

        .platform-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
            margin-top: 24px;
        }

        .platform-tag {
            padding: 8px 16px;
            border: 2px solid var(--border-color);
            border-radius: 8px;
            font-weight: 700;
            background-color: #fff;
            box-shadow: 2px 2px 0px var(--border-color);
        }

        /* 制作流程 & 服务流程 */
        .flow-timeline {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 24px;
            position: relative;
        }

        .flow-step {
            padding: 24px;
            position: relative;
            background: #fff;
        }

        .step-num {
            position: absolute;
            top: -20px;
            left: 20px;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary-yellow);
            border: 2px solid var(--border-color);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            box-shadow: 2px 2px 0px var(--border-color);
        }

        /* 对比评测 & Token比价 */
        .table-responsive {
            overflow-x: auto;
            margin-bottom: 40px;
        }

        .doodle-table {
            width: 100%;
            border-collapse: collapse;
            border: var(--border-width) solid var(--border-color);
            background: #fff;
            box-shadow: var(--shadow-offset) var(--shadow-offset) 0px var(--border-color);
            border-radius: var(--border-radius);
            overflow: hidden;
        }

        .doodle-table th, .doodle-table td {
            border: 2px solid var(--border-color);
            padding: 16px;
            text-align: left;
            font-weight: 700;
        }

        .doodle-table th {
            background-color: var(--primary-yellow);
        }

        .score-badge {
            display: inline-block;
            padding: 8px 16px;
            background-color: var(--primary-pink);
            font-size: 20px;
            font-weight: 900;
            border: 2px solid var(--border-color);
            border-radius: 8px;
            transform: rotate(3deg);
        }

        /* 案例展示 - 允许图片 */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
        }

        .case-card {
            overflow: hidden;
            background: #fff;
        }

        .case-img-container {
            border-bottom: var(--border-width) solid var(--border-color);
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }

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

        .case-body {
            padding: 24px;
        }

        /* 培训体系 */
        .training-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
        }

        .training-card {
            padding: 24px;
            background: #fff;
            text-align: center;
        }

        /* 用户评论 */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 24px;
        }

        .review-card {
            padding: 24px;
            background: #fff;
            position: relative;
        }

        .review-user {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: 20px;
        }

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

        /* 需求匹配与联系我们表单 */
        .contact-section {
            background-color: #fff3f0;
        }

        .contact-layout {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
        }

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

        .form-group label {
            display: block;
            font-weight: 800;
            margin-bottom: 8px;
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            border: 3px solid var(--border-color);
            border-radius: 8px;
            font-size: 16px;
            font-weight: 700;
            background-color: #fff;
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary-blue);
        }

        .qr-card {
            padding: 32px;
            text-align: center;
            background: #fff;
        }

        .qr-card img {
            max-width: 180px;
            margin: 20px auto;
            border: 3px solid var(--border-color);
            box-shadow: 4px 4px 0px var(--border-color);
        }

        /* FAQ折叠面板 */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .faq-item {
            background: #fff;
        }

        .faq-header {
            padding: 20px 24px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 800;
            font-size: 18px;
        }

        .faq-body {
            padding: 0 24px 20px;
            display: none;
            color: var(--text-muted);
            border-top: 2px dashed #eee;
            padding-top: 16px;
        }

        .faq-item.active .faq-body {
            display: block;
        }

        .faq-icon::after {
            content: '+';
            font-size: 24px;
        }

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

        /* 百科 & 排查 */
        .wiki-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }

        .wiki-card {
            padding: 20px;
            background: #fff;
        }

        .wiki-card h4 {
            color: var(--primary-orange);
            margin-bottom: 8px;
        }

        /* 资讯库 */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 24px;
        }

        .news-card {
            padding: 24px;
            background: #fff;
        }

        .news-card a {
            color: var(--text-color);
            text-decoration: none;
            font-weight: 800;
        }

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

        /* 页脚 */
        footer {
            background-color: #1a1a1a;
            color: #fff;
            padding: 60px 0 30px;
            border-top: var(--border-width) solid var(--border-color);
        }

        footer a {
            color: #ccc;
            text-decoration: none;
        }

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

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

        .footer-col h5 {
            font-size: 18px;
            margin-bottom: 20px;
            color: var(--primary-yellow);
        }

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

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

        .friend-links {
            border-top: 1px solid #333;
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 14px;
        }

        .friend-links a {
            background: #2a2a2a;
            padding: 6px 12px;
            border-radius: 4px;
        }

        .footer-bottom {
            margin-top: 40px;
            text-align: center;
            border-top: 1px solid #333;
            padding-top: 24px;
            font-size: 14px;
            color: #888;
        }

        /* 浮动客服 */
        .float-service {
            position: fixed;
            bottom: 40px;
            right: 40px;
            z-index: 99;
            background-color: var(--primary-yellow);
            border: 3px solid var(--border-color);
            box-shadow: 4px 4px 0px var(--border-color);
            border-radius: 50%;
            width: 60px;
            height: 60px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-weight: 900;
            font-size: 12px;
            text-align: center;
            line-height: 1.2;
            transition: transform 0.2s;
        }

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

        /* 响应式调整 */
        @media (max-width: 992px) {
            .hero h1 { font-size: 40px; }
            .about-grid, .contact-layout { grid-template-columns: 1fr; }
            .hero-stats { grid-template-columns: 1fr; }
        }

        @media (max-width: 768px) {
            nav {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: #fff;
                border-bottom: var(--border-width) solid var(--border-color);
                padding: 20px;
                gap: 16px;
            }
            nav.active {
                display: flex;
            }
            .menu-toggle {
                display: flex;
            }
        }