:root {
            --primary: #ff6b8b;
            --secondary: #4ea8de;
            --accent: #ffca3a;
            --success: #70e000;
            --dark: #2b2d42;
            --light-bg: #fffcf9;
            --card-bg: #ffffff;
            --gradient-candy: linear-gradient(135deg, #ff9a9e 0%, #fecfef 99%, #fecfef 100%);
            --gradient-blue: linear-gradient(135deg, #a1c4fd 0%, #c2e9fb 100%);
            --gradient-primary: linear-gradient(135deg, #ff6b8b 0%, #ff8e53 100%);
            --shadow-sm: 0 4px 6px rgba(43, 45, 66, 0.05);
            --shadow-md: 0 10px 20px rgba(43, 45, 66, 0.08);
            --shadow-lg: 0 20px 40px rgba(43, 45, 66, 0.12);
            --border-radius: 16px;
        }

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

        html {
            scroll-behavior: smooth;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            color: var(--dark);
            background-color: var(--light-bg);
            line-height: 1.6;
        }

        body {
            overflow-x: hidden;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* 顶部导航 */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            box-shadow: var(--shadow-sm);
            z-index: 1000;
            transition: all 0.3s ease;
        }

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

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

        .logo-container img {
            height: 45px;
            width: auto;
        }

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

        .nav-item a {
            text-decoration: none;
            color: var(--dark);
            font-weight: 500;
            font-size: 15px;
            transition: color 0.3s;
            padding: 8px 12px;
            border-radius: 8px;
        }

        .nav-item a:hover {
            color: var(--primary);
            background: rgba(255, 107, 139, 0.08);
        }

        .nav-btn {
            background: var(--gradient-primary);
            color: #fff !important;
            padding: 10px 20px !important;
            border-radius: 20px !important;
            box-shadow: 0 4px 10px rgba(255, 107, 139, 0.3);
        }

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

        .nav-toggle span {
            width: 25px;
            height: 3px;
            background: var(--dark);
            border-radius: 2px;
            transition: 0.3s;
        }

        /* Hero首屏 - 纯设计无图 */
        .hero {
            padding: 180px 0 100px;
            background: var(--gradient-candy);
            position: relative;
            text-align: center;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            width: 300px;
            height: 300px;
            background: rgba(78, 168, 222, 0.2);
            border-radius: 50%;
            top: -50px;
            left: -50px;
            filter: blur(50px);
        }

        .hero::after {
            content: '';
            position: absolute;
            width: 400px;
            height: 400px;
            background: rgba(255, 202, 58, 0.25);
            border-radius: 50%;
            bottom: -100px;
            right: -50px;
            filter: blur(60px);
        }

        .hero-tag {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(255, 255, 255, 0.8);
            border: 1px solid rgba(255, 107, 139, 0.3);
            border-radius: 20px;
            color: var(--primary);
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 24px;
            animation: float 3s ease-in-out infinite;
        }

        h1.hero-title {
            font-size: 42px;
            line-height: 1.3;
            color: var(--dark);
            margin-bottom: 24px;
            font-weight: 800;
        }

        .hero-desc {
            font-size: 18px;
            color: rgba(43, 45, 66, 0.8);
            max-width: 800px;
            margin: 0 auto 40px;
        }

        .hero-buttons {
            display: flex;
            justify-content: center;
            gap: 16px;
            margin-bottom: 60px;
        }

        .btn {
            display: inline-block;
            padding: 14px 32px;
            border-radius: 30px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s;
            cursor: pointer;
            border: none;
        }

        .btn-primary {
            background: var(--gradient-primary);
            color: white;
            box-shadow: 0 8px 20px rgba(255, 107, 139, 0.3);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 24px rgba(255, 107, 139, 0.4);
        }

        .btn-secondary {
            background: white;
            color: var(--dark);
            border: 2px solid rgba(43, 45, 66, 0.1);
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.8);
            transform: translateY(-2px);
        }

        /* 数据指标卡片 */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            max-width: 1000px;
            margin: 0 auto;
        }

        .stat-card {
            background: rgba(255, 255, 255, 0.8);
            border: 1px solid rgba(255, 255, 255, 0.6);
            border-radius: var(--border-radius);
            padding: 24px;
            backdrop-filter: blur(10px);
            box-shadow: var(--shadow-sm);
            transition: transform 0.3s;
        }

        .stat-card:hover {
            transform: translateY(-5px);
        }

        .stat-num {
            font-size: 32px;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 8px;
        }

        .stat-label {
            font-size: 14px;
            color: rgba(43, 45, 66, 0.7);
        }

        /* 通用区块样式 */
        section {
            padding: 100px 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 60px;
        }

        .section-header h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--dark);
            margin-bottom: 16px;
            position: relative;
            display: inline-block;
        }

        .section-header h2::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 4px;
            background: var(--primary);
            border-radius: 2px;
        }

        .section-header p {
            color: rgba(43, 45, 66, 0.6);
            font-size: 16px;
            max-width: 600px;
            margin: 0 auto;
        }

        /* 关于我们 */
        #about {
            background: #fff;
        }

        .about-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .about-text h3 {
            font-size: 24px;
            margin-bottom: 20px;
            color: var(--dark);
        }

        .about-text p {
            margin-bottom: 20px;
            color: rgba(43, 45, 66, 0.8);
        }

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

        .about-feat-item {
            padding: 20px;
            background: var(--light-bg);
            border-radius: 12px;
            border-left: 4px solid var(--secondary);
        }

        /* AIGC服务体系 */
        #services {
            background: rgba(78, 168, 222, 0.05);
        }

        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .service-card {
            background: var(--card-bg);
            border-radius: var(--border-radius);
            padding: 30px;
            box-shadow: var(--shadow-sm);
            transition: all 0.3s;
            border: 1px solid rgba(78, 168, 222, 0.1);
        }

        .service-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
            border-color: var(--secondary);
        }

        .service-icon {
            width: 50px;
            height: 50px;
            background: rgba(78, 168, 222, 0.1);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--secondary);
            font-size: 24px;
            margin-bottom: 20px;
        }

        .service-card h3 {
            font-size: 20px;
            margin-bottom: 12px;
        }

        .service-card p {
            font-size: 14px;
            color: rgba(43, 45, 66, 0.7);
        }

        /* 标签云模型展示 */
        .platform-tags {
            margin-top: 40px;
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }

        .tag {
            padding: 6px 14px;
            background: #fff;
            border: 1px solid rgba(43, 45, 66, 0.1);
            border-radius: 20px;
            font-size: 13px;
            color: var(--dark);
            transition: all 0.3s;
        }

        .tag:hover {
            background: var(--primary);
            color: white;
            border-color: var(--primary);
        }

        /* 制作流程 & 标准化流程 */
        #workflow {
            background: #fff;
        }

        .steps-container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .step-item {
            background: var(--light-bg);
            padding: 30px 20px;
            border-radius: var(--border-radius);
            text-align: center;
            position: relative;
            z-index: 1;
            border: 2px dashed rgba(255, 107, 139, 0.2);
        }

        .step-num {
            width: 40px;
            height: 40px;
            background: var(--primary);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            margin: 0 auto 20px;
        }

        /* 全行业解决方案 & 服务网络 */
        #solutions {
            background: rgba(255, 202, 58, 0.05);
        }

        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

        .sol-card {
            background: white;
            border-radius: var(--border-radius);
            padding: 40px;
            box-shadow: var(--shadow-sm);
        }

        .network-map {
            margin-top: 50px;
            background: var(--gradient-blue);
            border-radius: var(--border-radius);
            padding: 40px;
            text-align: center;
            color: var(--dark);
        }

        .map-dots {
            display: flex;
            justify-content: center;
            gap: 30px;
            flex-wrap: wrap;
            margin-top: 20px;
        }

        .map-dot {
            padding: 8px 16px;
            background: rgba(255, 255, 255, 0.8);
            border-radius: 20px;
            font-weight: 500;
        }

        /* 职业技术与人工智能培训 */
        #training {
            background: #fff;
        }

        .training-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 15px;
        }

        .train-card {
            background: var(--light-bg);
            border: 1px solid rgba(43, 45, 66, 0.08);
            border-radius: var(--border-radius);
            padding: 24px 16px;
            text-align: center;
            transition: all 0.3s;
        }

        .train-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary);
            box-shadow: var(--shadow-md);
        }

        .train-icon {
            font-size: 32px;
            margin-bottom: 16px;
            display: inline-block;
        }

        /* 对比评测 */
        #comparison {
            background: rgba(112, 224, 0, 0.05);
        }

        .rating-badge {
            background: white;
            border-radius: var(--border-radius);
            padding: 30px;
            display: flex;
            justify-content: space-around;
            align-items: center;
            max-width: 600px;
            margin: 0 auto 40px;
            box-shadow: var(--shadow-sm);
            border-left: 6px solid var(--success);
        }

        .rating-score {
            font-size: 48px;
            font-weight: 900;
            color: var(--success);
        }

        .comp-table-wrapper {
            overflow-x: auto;
        }

        table.comp-table {
            width: 100%;
            border-collapse: collapse;
            background: white;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            min-width: 600px;
        }

        table.comp-table th, table.comp-table td {
            padding: 18px 24px;
            text-align: left;
            border-bottom: 1px solid #f0f0f0;
        }

        table.comp-table th {
            background: var(--dark);
            color: white;
        }

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

        /* 案例展示区 */
        #cases {
            background: #fff;
        }

        .cases-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .case-card {
            background: var(--light-bg);
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

        .case-img-container {
            width: 100%;
            height: 200px;
            overflow: hidden;
        }

        .case-img-container img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s;
        }

        .case-card:hover .case-img-container img {
            transform: scale(1.05);
        }

        .case-info {
            padding: 20px;
        }

        /* 智能需求匹配与表单 */
        #contact {
            background: var(--gradient-candy);
        }

        .contact-layout {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 50px;
            align-items: start;
        }

        .contact-info-panel {
            background: rgba(255, 255, 255, 0.9);
            padding: 40px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-md);
        }

        .qr-code {
            width: 150px;
            height: 150px;
            margin-top: 20px;
            border: 1px solid #eee;
            padding: 10px;
            background: white;
            border-radius: 8px;
        }

        .form-panel {
            background: white;
            padding: 40px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-lg);
        }

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

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            font-size: 14px;
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-size: 15px;
            transition: border-color 0.3s;
        }

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

        /* Token比价 */
        #pricing {
            background: #fff;
        }

        .price-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .price-card {
            border: 2px solid #f0f0f0;
            border-radius: var(--border-radius);
            padding: 30px;
            text-align: center;
            transition: all 0.3s;
        }

        .price-card.popular {
            border-color: var(--primary);
            background: rgba(255, 107, 139, 0.02);
            position: relative;
        }

        .price-card.popular::before {
            content: '推荐首选';
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--primary);
            color: white;
            padding: 2px 12px;
            border-radius: 10px;
            font-size: 12px;
        }

        .price-val {
            font-size: 36px;
            font-weight: 800;
            color: var(--dark);
            margin: 20px 0;
        }

        /* 帮助中心 & FAQ */
        #help {
            background: rgba(78, 168, 222, 0.05);
        }

        .help-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
        }

        .accordion-item {
            background: white;
            border-radius: 8px;
            margin-bottom: 12px;
            box-shadow: var(--shadow-sm);
            overflow: hidden;
        }

        .accordion-header {
            padding: 18px 24px;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: white;
            transition: background 0.3s;
        }

        .accordion-header:hover {
            background: #fafafa;
        }

        .accordion-content {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: all 0.3s ease-out;
            color: rgba(43, 45, 66, 0.8);
            font-size: 14px;
            border-top: 0 solid #eee;
        }

        .accordion-item.active .accordion-content {
            padding: 18px 24px;
            max-height: 200px;
            border-top-width: 1px;
        }

        /* 客户评论 */
        #comments {
            background: #fff;
        }

        .comments-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .comment-card {
            background: var(--light-bg);
            border-radius: var(--border-radius);
            padding: 30px;
            box-shadow: var(--shadow-sm);
            border-top: 4px solid var(--secondary);
        }

        .comment-user {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }

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

        /* 知识库资讯 */
        #news {
            background: rgba(255, 202, 58, 0.05);
        }

        .news-list {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .news-item {
            background: white;
            padding: 20px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-sm);
        }

        .news-item a {
            color: var(--dark);
            text-decoration: none;
            font-weight: 600;
            display: block;
            margin-bottom: 8px;
        }

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

        /* 页脚 */
        footer {
            background: var(--dark);
            color: #a0aec0;
            padding: 60px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-logo img {
            height: 40px;
            margin-bottom: 20px;
        }

        .footer-title {
            color: white;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 20px;
        }

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

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

        .footer-links a {
            color: #a0aec0;
            text-decoration: none;
            transition: color 0.3s;
        }

        .footer-links a:hover {
            color: white;
        }

        .friend-links a {
            display: inline-block;
            margin-right: 15px;
            margin-bottom: 10px;
            color: #a0aec0;
            text-decoration: none;
            font-size: 14px;
        }

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

        .footer-bottom {
            border-top: 1px solid #4a5568;
            padding-top: 30px;
            text-align: center;
            font-size: 14px;
        }

        /* 浮动客服 */
        .float-kefu {
            position: fixed;
            right: 24px;
            bottom: 24px;
            background: white;
            border-radius: 50%;
            width: 60px;
            height: 60px;
            box-shadow: var(--shadow-lg);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            z-index: 999;
            transition: all 0.3s;
            border: 2px solid var(--primary);
        }

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

        .float-kefu svg {
            width: 30px;
            height: 30px;
            fill: var(--primary);
        }

        .kefu-popover {
            position: absolute;
            bottom: 70px;
            right: 0;
            background: white;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-lg);
            padding: 20px;
            width: 220px;
            display: none;
            text-align: center;
        }

        .kefu-popover img {
            width: 100%;
            height: auto;
            margin-bottom: 10px;
        }

        .float-kefu:hover .kefu-popover {
            display: block;
        }

        /* 响应式媒体查询 */
        @media (max-width: 992px) {
            .service-grid, .stats-grid, .cases-grid, .comments-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .training-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .contact-layout, .about-content {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                position: absolute;
                top: 80px;
                left: 0;
                width: 100%;
                background: white;
                flex-direction: column;
                padding: 20px;
                box-shadow: var(--shadow-md);
            }
            .nav-menu.active {
                display: flex;
            }
            .nav-toggle {
                display: flex;
            }
            h1.hero-title {
                font-size: 28px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .service-grid, .cases-grid, .comments-grid, .training-grid, .price-grid, .help-layout, .steps-container {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .steps-container::after {
                display: none;
            }
        }