:root {
            --bg-primary: #FAF9F5;
            --text-dark: #1E1E1E;
            --border-dark: #1E1E1E;
            --color-yellow: #FFE353;
            --color-pink: #FF66B2;
            --color-green: #49DEB2;
            --color-blue: #5CE1E6;
            --color-purple: #B088FF;
            --shadow-flat: 6px 6px 0px #1E1E1E;
            --shadow-hover: 10px 10px 0px #1E1E1E;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
        }

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

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

        section {
            padding: 80px 0;
            border-bottom: 3px dashed var(--border-dark);
            position: relative;
        }

        /* 多彩涂鸦风格通用组件 */
        .neo-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            font-weight: 800;
            font-size: 1.1rem;
            text-decoration: none;
            color: var(--text-dark);
            background-color: var(--color-yellow);
            border: 3px solid var(--border-dark);
            border-radius: 8px;
            box-shadow: var(--shadow-flat);
            cursor: pointer;
            transition: all 0.2s ease;
        }

        .neo-btn:hover {
            transform: translate(-4px, -4px);
            box-shadow: var(--shadow-hover);
        }

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

        .neo-btn.btn-pink { background-color: var(--color-pink); color: #fff; }
        .neo-btn.btn-blue { background-color: var(--color-blue); }
        .neo-btn.btn-green { background-color: var(--color-green); }

        .neo-card {
            background: #fff;
            border: 3px solid var(--border-dark);
            border-radius: 12px;
            padding: 25px;
            box-shadow: var(--shadow-flat);
            transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        }

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

        .section-title {
            font-size: 2.2rem;
            font-weight: 900;
            text-align: center;
            margin-bottom: 50px;
            display: inline-block;
            position: relative;
            left: 50%;
            transform: translateX(-50%);
            padding: 5px 20px;
            background: var(--color-yellow);
            border: 3px solid var(--border-dark);
            border-radius: 8px;
            box-shadow: 4px 4px 0px var(--border-dark);
        }

        .badge {
            display: inline-block;
            padding: 4px 10px;
            font-size: 0.85rem;
            font-weight: 700;
            border: 2px solid var(--border-dark);
            border-radius: 6px;
            background: var(--color-green);
            margin-right: 8px;
            margin-bottom: 8px;
        }

        /* 顶部导航 */
        header {
            background: #fff;
            border-bottom: 3px solid var(--border-dark);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 15px 0;
        }

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

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

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

        .brand-name {
            font-size: 1.4rem;
            font-weight: 900;
            letter-spacing: -0.5px;
        }

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

        nav.nav-links a {
            text-decoration: none;
            color: var(--text-dark);
            font-weight: 700;
            font-size: 0.95rem;
            transition: color 0.2s;
            padding: 5px 10px;
            border-radius: 4px;
        }

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

        .nav-btn {
            border: 2px solid var(--border-dark);
            padding: 8px 16px;
            background: var(--color-yellow);
            box-shadow: 3px 3px 0px var(--border-dark);
        }

        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
        }

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

        /* 首页 Hero 首屏 (无图) */
        .hero-section {
            background: radial-gradient(circle at 10% 20%, rgba(92, 225, 230, 0.1) 0%, rgba(255, 102, 178, 0.1) 90%);
            text-align: center;
            padding: 100px 0;
            overflow: hidden;
        }

        .hero-tag {
            background: var(--color-pink);
            color: #fff;
            padding: 6px 15px;
            font-weight: 700;
            border-radius: 30px;
            border: 2px solid var(--border-dark);
            display: inline-block;
            margin-bottom: 20px;
            transform: rotate(-1.5deg);
        }

        h1.hero-title {
            font-size: 3.2rem;
            font-weight: 900;
            line-height: 1.2;
            margin-bottom: 25px;
            letter-spacing: -1px;
        }

        .hero-desc {
            font-size: 1.25rem;
            max-width: 750px;
            margin: 0 auto 40px;
            font-weight: 500;
            color: #4a4a4a;
        }

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

        /* 数据指标卡片 */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
            margin-top: 50px;
        }

        .stat-card {
            text-align: center;
            background: #fff;
            border: 3px solid var(--border-dark);
            padding: 25px;
            border-radius: 12px;
            box-shadow: var(--shadow-flat);
        }

        .stat-number {
            font-size: 2.8rem;
            font-weight: 900;
            color: var(--color-pink);
            margin-bottom: 5px;
            font-family: Impact, sans-serif;
        }

        .stat-label {
            font-weight: 700;
            font-size: 1rem;
        }

        /* 关于我们 */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .about-text h3 {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 20px;
        }

        .about-text p {
            margin-bottom: 15px;
            font-size: 1.05rem;
            color: #333;
        }

        .about-features {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 15px;
            margin-top: 25px;
        }

        .about-feat-item {
            background: #fff;
            padding: 15px;
            border: 2px solid var(--border-dark);
            border-radius: 8px;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        /* AIGC 服务与制作 */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 25px;
        }

        .service-card .icon-box {
            width: 60px;
            height: 60px;
            border-radius: 8px;
            border: 3px solid var(--border-dark);
            background: var(--color-blue);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
        }

        .service-card h3 {
            font-size: 1.4rem;
            margin-bottom: 12px;
            font-weight: 800;
        }

        .model-list-tags {
            margin-top: 15px;
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }

        .model-tag {
            background: #f0f0f0;
            border: 1px solid var(--border-dark);
            padding: 2px 8px;
            font-size: 0.75rem;
            border-radius: 4px;
            font-weight: 600;
        }

        /* 一站式创作场景 */
        .scene-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 20px;
            margin-top: 40px;
        }

        .scene-card {
            background: #fff;
            border: 3px solid var(--border-dark);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-flat);
        }

        .scene-img-holder {
            height: 180px;
            background: #e6e6e6;
            display: flex;
            align-items: center;
            justify-content: center;
            border-bottom: 3px solid var(--border-dark);
            overflow: hidden;
        }

        .scene-img-holder img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .scene-info {
            padding: 20px;
        }

        .scene-info h4 {
            font-size: 1.2rem;
            margin-bottom: 8px;
            font-weight: 800;
        }

        /* 解决方案与流程 */
        .solutions-section {
            background: #fff;
        }

        .sol-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
        }

        .flow-timeline {
            margin-top: 60px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            position: relative;
            gap: 20px;
        }

        .flow-step {
            flex: 1;
            min-width: 200px;
            background: var(--bg-primary);
            border: 3px solid var(--border-dark);
            border-radius: 10px;
            padding: 20px;
            box-shadow: 4px 4px 0px var(--border-dark);
            position: relative;
        }

        .step-num {
            position: absolute;
            top: -20px;
            left: 20px;
            background: var(--color-pink);
            color: #fff;
            width: 40px;
            height: 40px;
            border-radius: 50px;
            border: 2px solid var(--border-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            font-size: 1.2rem;
        }

        .step-title {
            font-weight: 800;
            margin-top: 15px;
            margin-bottom: 10px;
            font-size: 1.1rem;
        }

        /* 对比评测 */
        .comparison-table-wrapper {
            overflow-x: auto;
            border: 3px solid var(--border-dark);
            border-radius: 12px;
            box-shadow: var(--shadow-flat);
            margin-top: 30px;
        }

        table.comparison-table {
            width: 100%;
            border-collapse: collapse;
            background: #fff;
            text-align: left;
            min-width: 600px;
        }

        table.comparison-table th, table.comparison-table td {
            padding: 16px;
            border: 1px solid #ddd;
            border-bottom: 2px solid var(--border-dark);
            font-weight: 700;
        }

        table.comparison-table th {
            background: var(--color-yellow);
            color: var(--text-dark);
            font-weight: 900;
        }

        table.comparison-table tr:hover {
            background: #fafafa;
        }

        .rating-badge {
            background: var(--color-pink);
            color: #fff;
            padding: 10px 20px;
            border-radius: 8px;
            border: 3px solid var(--border-dark);
            display: inline-block;
            font-weight: 900;
            margin-top: 20px;
            box-shadow: 4px 4px 0px var(--border-dark);
        }

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

        .train-card {
            background: #fff;
            border: 3px solid var(--border-dark);
            border-radius: 10px;
            padding: 20px;
            box-shadow: var(--shadow-flat);
        }

        .train-icon {
            font-size: 2rem;
            margin-bottom: 15px;
        }

        /* 客户评论 */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 25px;
        }

        .review-card {
            background: #fff;
            border: 3px solid var(--border-dark);
            border-radius: 12px;
            padding: 25px;
            box-shadow: var(--shadow-flat);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .review-content {
            font-style: italic;
            font-weight: 500;
            margin-bottom: 20px;
        }

        .review-author {
            display: flex;
            align-items: center;
            gap: 12px;
            border-top: 2px dashed #ddd;
            padding-top: 15px;
        }

        .author-avatar {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background: var(--color-blue);
            border: 2px solid var(--border-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
        }

        .author-info h5 {
            font-weight: 800;
        }

        .author-info span {
            font-size: 0.8rem;
            color: #666;
        }

        /* 常见问题 FAQ */
        .faq-accordion {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .faq-item {
            border: 3px solid var(--border-dark);
            border-radius: 8px;
            background: #fff;
            overflow: hidden;
            box-shadow: 4px 4px 0px var(--border-dark);
        }

        .faq-question {
            padding: 18px 20px;
            font-weight: 800;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: var(--color-blue);
            transition: background 0.2s;
        }

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

        .faq-answer {
            padding: 0 20px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out, padding 0.3s ease-out;
            background: #fff;
            border-top: 0px solid var(--border-dark);
        }

        .faq-item.active .faq-answer {
            padding: 18px 20px;
            max-height: 300px;
            border-top: 3px solid var(--border-dark);
        }

        /* 需求匹配表单 & 联系 */
        .contact-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
        }

        .form-card {
            background: #fff;
            border: 3px solid var(--border-dark);
            border-radius: 12px;
            padding: 30px;
            box-shadow: var(--shadow-flat);
        }

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

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

        .form-control {
            width: 100%;
            padding: 12px;
            border: 3px solid var(--border-dark);
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            background: var(--bg-primary);
        }

        .form-control:focus {
            outline: none;
            background: #fff;
            box-shadow: 3px 3px 0px var(--border-dark);
        }

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

        .info-block {
            background: #fff;
            border: 3px solid var(--border-dark);
            border-radius: 12px;
            padding: 20px;
            box-shadow: var(--shadow-flat);
        }

        .info-block h4 {
            font-weight: 900;
            margin-bottom: 10px;
            border-bottom: 2px solid var(--border-dark);
            padding-bottom: 5px;
        }

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

        .qrcode-container img {
            width: 100px;
            height: 100px;
            border: 2px solid var(--border-dark);
            border-radius: 8px;
        }

        /* 资讯与友情链接 */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }

        .news-card {
            border: 3px solid var(--border-dark);
            border-radius: 10px;
            background: #fff;
            padding: 20px;
            box-shadow: var(--shadow-flat);
        }

        .news-card a {
            color: var(--text-dark);
            text-decoration: none;
            font-weight: 800;
            font-size: 1.1rem;
        }

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

        /* 友情链接与页脚 */
        footer {
            background: #fff;
            border-top: 3px solid var(--border-dark);
            padding: 50px 0 20px;
        }

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

        .footer-logo-desc p {
            margin-top: 15px;
            font-weight: 600;
        }

        .footer-links h4 {
            font-weight: 900;
            margin-bottom: 20px;
        }

        .footer-links ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links ul a {
            text-decoration: none;
            color: var(--text-dark);
            font-weight: 700;
        }

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

        .friend-links-area {
            background: #fff;
            border: 3px solid var(--border-dark);
            border-radius: 10px;
            padding: 15px;
            margin-top: 20px;
        }

        .friend-links-area a {
            margin-right: 15px;
            text-decoration: none;
            color: var(--text-dark);
            font-weight: 700;
            display: inline-block;
        }

        .friend-links-area a:hover {
            text-decoration: underline;
        }

        .copyright-area {
            text-align: center;
            border-top: 3px solid var(--border-dark);
            padding-top: 20px;
            margin-top: 20px;
            font-weight: 700;
            font-size: 0.9rem;
        }

        /* 浮动客服 */
        .float-kf {
            position: fixed;
            bottom: 30px;
            right: 30px;
            z-index: 999;
            background: var(--color-yellow);
            border: 3px solid var(--border-dark);
            border-radius: 50px;
            padding: 12px 20px;
            box-shadow: 4px 4px 0px var(--border-dark);
            font-weight: 900;
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 8px;
            text-decoration: none;
            color: var(--text-dark);
        }

        .float-kf:hover {
            transform: translate(-3px, -3px);
            box-shadow: 7px 7px 0px var(--border-dark);
        }

        /* 响应式媒体查询 */
        @media (max-width: 992px) {
            h1.hero-title {
                font-size: 2.4rem;
            }
            .about-grid, .contact-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            nav.nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 80px;
                left: 0;
                width: 100%;
                background: #fff;
                border-bottom: 3px solid var(--border-dark);
                padding: 20px;
                box-shadow: 0px 10px 0px rgba(0,0,0,0.1);
            }
            nav.nav-links.active {
                display: flex;
            }
            .menu-toggle {
                display: flex;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }