/* 基础样式复位 */
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --primary: #ff2a6d; /* 桃红艳丽风主色 */
            --primary-hover: #e0115f;
            --primary-light: #fff0f3;
            --secondary: #7b2cbf;
            --dark: #121214;
            --text-main: #2b2b2b;
            --text-muted: #666666;
            --light-bg: #fffcfd;
            --card-bg: #ffffff;
            --border-color: #ffe3e8;
            --container-width: 1200px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        html {
            scroll-behavior: smooth;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            background-color: var(--light-bg);
            color: var(--text-main);
            line-height: 1.6;
        }
        body {
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        ul {
            list-style: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        /* 统一容器 */
        .container {
            width: 100%;
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* 按钮样式 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
            border: none;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #ffffff;
            box-shadow: 0 4px 15px rgba(255, 42, 109, 0.3);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 42, 109, 0.4);
        }
        .btn-outline {
            background: transparent;
            border: 2px solid var(--primary);
            color: var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
        }

        /* 导航栏 */
        header {
            position: sticky;
            top: 0;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            box-shadow: 0 2px 20px rgba(255, 42, 109, 0.05);
            z-index: 1000;
            border-bottom: 1px solid var(--border-color);
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 80px;
        }
        .logo-area {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .logo-area .ai-page-logo {
            height: 48px;
            width: auto;
        }
        .logo-text {
            font-size: 1.4rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .nav-menu {
            display: flex;
        }
        .nav-item {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-main);
            padding: 8px 12px;
            border-radius: 4px;
        }
        .nav-item:hover {
            color: var(--primary);
            background: var(--primary-light);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 15px;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
        }
        .hamburger span {
            width: 25px;
            height: 3px;
            background: var(--primary);
            border-radius: 3px;
            transition: var(--transition);
        }

        /* 首屏 Hero 区 - 纯设计无图片 */
        .hero-section {
            background: radial-gradient(circle at 80% 20%, rgba(255, 42, 109, 0.08) 0%, rgba(123, 44, 191, 0.03) 50%, rgba(255, 252, 253, 1) 100%);
            padding: 100px 0 80px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(255, 42, 109, 0.1) 0%, transparent 70%);
            top: -50px;
            left: -50px;
            z-index: 0;
        }
        .hero-content {
            position: relative;
            z-index: 1;
            max-width: 900px;
            margin: 0 auto;
        }
        .hero-tag {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 24px;
            border: 1px solid var(--border-color);
        }
        h1.hero-title {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.25;
            color: var(--dark);
            margin-bottom: 24px;
            letter-spacing: -1px;
        }
        h1.hero-title span {
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-desc {
            font-size: 1.2rem;
            color: var(--text-muted);
            margin-bottom: 40px;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }
        .hero-btns {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-bottom: 50px;
        }
        .hero-features {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 60px;
        }
        .hero-feat-card {
            background: rgba(255, 255, 255, 0.8);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 24px;
            transition: var(--transition);
            backdrop-filter: blur(5px);
        }
        .hero-feat-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(255, 42, 109, 0.1);
            border-color: var(--primary);
        }
        .hero-feat-val {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .hero-feat-lbl {
            font-size: 0.95rem;
            color: var(--text-main);
            font-weight: 600;
        }
        .hero-feat-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* 通用区块样式 */
        .section-padding {
            padding: 90px 0;
        }
        .section-header {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 60px auto;
        }
        .section-tag {
            color: var(--primary);
            font-size: 0.9rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 2px;
            display: block;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--dark);
            margin-bottom: 20px;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
        }

        /* 关于我们与平台介绍 */
        .about-section {
            background: #ffffff;
        }
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }
        .about-intro-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin-top: 30px;
        }
        .about-intro-item {
            background: var(--light-bg);
            padding: 20px;
            border-radius: 12px;
            border-left: 4px solid var(--primary);
        }
        .about-intro-item h4 {
            font-size: 1.1rem;
            color: var(--dark);
            margin-bottom: 8px;
        }
        .about-intro-item p {
            font-size: 0.9rem;
            color: var(--text-muted);
        }
        .about-right {
            position: relative;
            background: var(--primary-light);
            padding: 40px;
            border-radius: 24px;
            border: 1px dashed var(--primary);
        }
        .about-quote {
            font-size: 1.2rem;
            font-style: italic;
            color: var(--primary);
            font-weight: 600;
            line-height: 1.8;
            margin-bottom: 20px;
        }
        .about-author {
            font-weight: 700;
            color: var(--dark);
        }

        /* 全平台AIGC服务 (模型聚合) */
        .services-section {
            background: var(--light-bg);
        }
        .model-tags-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
            margin-top: 30px;
        }
        .model-badge {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            padding: 8px 18px;
            border-radius: 50px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-main);
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .model-badge:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(255, 42, 109, 0.08);
        }
        .model-badge::before {
            content: '●';
            color: var(--primary);
            font-size: 0.8rem;
        }

        /* 一站式AIGC制作 (主打场景) */
        .creation-section {
            background: #ffffff;
        }
        .creation-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .creation-card {
            background: var(--light-bg);
            border-radius: 20px;
            overflow: hidden;
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .creation-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 30px rgba(255, 42, 109, 0.1);
        }
        .creation-img-holder {
            width: 100%;
            height: 200px;
            background: #ffe3e8;
            overflow: hidden;
            position: relative;
        }
        .creation-img-holder img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .creation-info {
            padding: 24px;
        }
        .creation-title {
            font-size: 1.25rem;
            font-weight: 750;
            color: var(--dark);
            margin-bottom: 12px;
        }
        .creation-desc {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin-bottom: 16px;
        }
        .creation-tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .creation-subtag {
            font-size: 0.8rem;
            background: #ffffff;
            color: var(--primary);
            padding: 4px 10px;
            border-radius: 4px;
            border: 1px solid var(--border-color);
        }

        /* 全行业解决方案 & 服务网络 */
        .solution-section {
            background: var(--light-bg);
        }
        .solution-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .solution-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 30px 24px;
            text-align: center;
            transition: var(--transition);
        }
        .solution-card:hover {
            border-color: var(--primary);
            box-shadow: 0 8px 25px rgba(255, 42, 109, 0.05);
        }
        .solution-icon {
            width: 60px;
            height: 60px;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px auto;
            font-size: 1.5rem;
            font-weight: 700;
        }
        .network-bar {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: 16px;
            padding: 40px;
            color: #ffffff;
            margin-top: 50px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 30px;
        }
        .network-text h3 {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 8px;
        }
        .network-list {
            display: flex;
            gap: 30px;
            flex-wrap: wrap;
        }
        .network-city {
            background: rgba(255, 255, 255, 0.2);
            padding: 8px 20px;
            border-radius: 30px;
            font-weight: 600;
        }

        /* 流程步骤与技术标准 */
        .process-section {
            background: #ffffff;
        }
        .process-flow {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            position: relative;
        }
        .process-step {
            position: relative;
            text-align: center;
            z-index: 2;
        }
        .step-num {
            width: 70px;
            height: 70px;
            background: var(--card-bg);
            border: 3px solid var(--primary);
            color: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            font-weight: 800;
            margin: 0 auto 20px auto;
            box-shadow: 0 4px 15px rgba(255, 42, 109, 0.15);
        }
        .step-title {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
        }
        .step-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
        }
        .tech-standards {
            margin-top: 60px;
            background: var(--light-bg);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            padding: 40px;
        }
        .tech-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .tech-item h4 {
            color: var(--primary);
            font-size: 1.1rem;
            margin-bottom: 8px;
            font-weight: 700;
        }

        /* 案例中心 */
        .cases-section {
            background: var(--light-bg);
        }
        .cases-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
        }
        .case-card {
            background: var(--card-bg);
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.03);
            border: 1px solid var(--border-color);
        }
        .case-img {
            width: 100%;
            height: 280px;
            object-fit: cover;
        }
        .case-content {
            padding: 30px;
        }
        .case-category {
            color: var(--primary);
            font-weight: 700;
            font-size: 0.85rem;
            margin-bottom: 8px;
            display: block;
        }
        .case-name {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--dark);
            margin-bottom: 12px;
        }
        .case-desc {
            color: var(--text-muted);
            margin-bottom: 20px;
        }
        .case-meta {
            display: flex;
            justify-content: space-between;
            border-top: 1px solid var(--border-color);
            padding-top: 15px;
            font-size: 0.88rem;
            color: var(--text-muted);
        }

        /* 对比评测 */
        .eval-section {
            background: #ffffff;
        }
        .eval-badge {
            background: linear-gradient(135deg, #ff9f43, var(--primary));
            color: #ffffff;
            padding: 15px 30px;
            border-radius: 12px;
            display: inline-flex;
            align-items: center;
            gap: 15px;
            margin-bottom: 40px;
            font-weight: 700;
            box-shadow: 0 4px 15px rgba(255, 42, 109, 0.2);
        }
        .eval-badge span.score {
            font-size: 2.2rem;
            line-height: 1;
        }
        .eval-badge span.stars {
            color: #ffe066;
            font-size: 1.4rem;
        }
        .compare-table-wrapper {
            width: 100%;
            overflow-x: auto;
            border-radius: 16px;
            border: 1px solid var(--border-color);
            box-shadow: 0 5px 25px rgba(0, 0, 0, 0.02);
        }
        table.compare-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            background: #ffffff;
            min-width: 800px;
        }
        table.compare-table th, table.compare-table td {
            padding: 20px 24px;
            border-bottom: 1px solid var(--border-color);
        }
        table.compare-table th {
            background: var(--light-bg);
            font-weight: 700;
            color: var(--dark);
        }
        table.compare-table tr:last-child td {
            border-bottom: none;
        }
        table.compare-table td.highlight-td {
            background: rgba(255, 42, 109, 0.02);
            font-weight: 600;
            color: var(--primary);
        }

        /* Token 比价参考 */
        .token-section {
            background: var(--light-bg);
        }
        .token-table-wrapper {
            margin-top: 30px;
            border-radius: 16px;
            border: 1px solid var(--border-color);
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
        }
        table.token-table {
            width: 100%;
            border-collapse: collapse;
            background: #ffffff;
            min-width: 600px;
        }
        table.token-table th, table.token-table td {
            padding: 16px 24px;
            border-bottom: 1px solid var(--border-color);
            text-align: left;
        }
        table.token-table th {
            background: var(--primary-light);
            color: var(--primary);
            font-weight: 700;
        }
        .price-up {
            color: #2ed573;
            font-weight: 700;
        }

        /* 职业技术与人工智能培训 */
        .train-section {
            background: #ffffff;
        }
        .train-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
        }
        .train-card {
            background: var(--light-bg);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 24px 20px;
            text-align: center;
            transition: var(--transition);
        }
        .train-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary);
            background: #ffffff;
            box-shadow: 0 10px 25px rgba(255, 42, 109, 0.08);
        }
        .train-badge-icon {
            width: 50px;
            height: 50px;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            margin: 0 auto 16px auto;
        }
        .train-title {
            font-size: 1.05rem;
            font-weight: 750;
            color: var(--dark);
            margin-bottom: 8px;
        }
        .train-cert {
            font-size: 0.8rem;
            background: var(--primary-light);
            color: var(--primary);
            padding: 2px 8px;
            border-radius: 4px;
            display: inline-block;
        }

        /* 帮助中心 & 自助排查 & 术语百科 */
        .help-section {
            background: var(--light-bg);
        }
        .help-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
        }
        .troubleshoot-box {
            background: #ffffff;
            border: 1px solid var(--border-color);
            padding: 30px;
            border-radius: 20px;
        }
        .troubleshoot-title {
            font-size: 1.3rem;
            font-weight: 800;
            margin-bottom: 20px;
            color: var(--dark);
            border-left: 4px solid var(--primary);
            padding-left: 12px;
        }
        .troubleshoot-list li {
            margin-bottom: 15px;
            padding-bottom: 15px;
            border-bottom: 1px dashed var(--border-color);
        }
        .troubleshoot-list li:last-child {
            border-bottom: none;
            margin-bottom: 0;
            padding-bottom: 0;
        }
        .troubleshoot-q {
            font-weight: 700;
            margin-bottom: 6px;
        }
        .troubleshoot-a {
            font-size: 0.9rem;
            color: var(--text-muted);
        }
        .wiki-box {
            background: #ffffff;
            border: 1px solid var(--border-color);
            padding: 30px;
            border-radius: 20px;
        }
        .wiki-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .wiki-tag {
            background: var(--light-bg);
            border: 1px solid var(--border-color);
            padding: 8px 16px;
            border-radius: 8px;
            font-size: 0.88rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .wiki-tag:hover {
            background: var(--primary);
            color: #ffffff;
            border-color: var(--primary);
        }

        /* 常见用户问题 FAQ */
        .faq-section {
            background: #ffffff;
        }
        .faq-container {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--border-color);
            padding: 20px 0;
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--dark);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-top: 0;
        }
        .faq-answer p {
            padding-top: 10px;
        }
        .faq-icon::before {
            content: '+';
            font-size: 1.5rem;
            font-weight: 300;
            color: var(--primary);
        }
        .faq-item.active .faq-icon::before {
            content: '-';
        }
        .faq-item.active .faq-answer {
            max-height: 200px;
            margin-top: 8px;
        }

        /* 客户评论卡片 */
        .testimonials-section {
            background: var(--light-bg);
        }
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .testi-card {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: 20px;
            padding: 30px;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.01);
            position: relative;
        }
        .testi-card::before {
            content: '“';
            font-size: 4rem;
            color: rgba(255, 42, 109, 0.1);
            position: absolute;
            top: 10px;
            left: 20px;
            font-family: serif;
            line-height: 1;
        }
        .testi-content {
            font-size: 0.95rem;
            color: var(--text-main);
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
        }
        .testi-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .testi-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
        }
        .testi-meta h5 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--dark);
        }
        .testi-meta span {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* 加盟代理板块 */
        .agent-section {
            background: linear-gradient(135deg, #fff0f3 0%, #fffcfd 100%);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }
        .agent-card {
            background: #ffffff;
            border: 2px dashed var(--primary);
            border-radius: 24px;
            padding: 50px;
            text-align: center;
            max-width: 900px;
            margin: 0 auto;
        }
        .agent-title {
            font-size: 2rem;
            font-weight: 850;
            color: var(--primary);
            margin-bottom: 16px;
        }
        .agent-badge-row {
            display: flex;
            justify-content: center;
            gap: 15px;
            margin-bottom: 30px;
            flex-wrap: wrap;
        }
        .agent-badge {
            background: var(--primary-light);
            color: var(--primary);
            padding: 8px 16px;
            border-radius: 4px;
            font-weight: 700;
            font-size: 0.9rem;
        }

        /* 知识库/资讯文章列表 */
        .articles-section {
            background: #ffffff;
        }
        .articles-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .article-card {
            background: var(--light-bg);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            overflow: hidden;
            transition: var(--transition);
        }
        .article-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary);
        }
        .article-body {
            padding: 24px;
        }
        .article-date {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 8px;
            display: block;
        }
        .article-title-link {
            font-size: 1.1rem;
            font-weight: 750;
            color: var(--dark);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }
        .article-title-link:hover {
            color: var(--primary);
        }
        .article-more {
            color: var(--primary);
            font-size: 0.88rem;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        /* 智能需求匹配与联系我们 */
        .contact-section {
            background: var(--light-bg);
        }
        .contact-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 50px;
        }
        .form-container {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: 24px;
            padding: 40px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.02);
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-label {
            display: block;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--dark);
        }
        .form-input, .form-select, .form-textarea {
            width: 100%;
            padding: 12px 16px;
            border-radius: 8px;
            border: 1px solid var(--border-color);
            font-family: inherit;
            font-size: 0.95rem;
            color: var(--text-main);
            background: var(--light-bg);
            transition: var(--transition);
        }
        .form-input:focus, .form-select:focus, .form-textarea:focus {
            outline: none;
            border-color: var(--primary);
            background: #ffffff;
            box-shadow: 0 0 0 4px var(--primary-light);
        }
        .contact-info-panel {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: 24px;
            padding: 40px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        .info-item {
            margin-bottom: 25px;
        }
        .info-label {
            font-weight: 800;
            color: var(--dark);
            margin-bottom: 6px;
            display: block;
        }
        .info-value {
            color: var(--text-muted);
        }
        .qrcode-area {
            display: flex;
            gap: 20px;
            align-items: center;
            margin-top: 20px;
            background: var(--light-bg);
            padding: 20px;
            border-radius: 16px;
            border: 1px solid var(--border-color);
        }
        .qrcode-img-box {
            width: 100px;
            height: 100px;
            background: #ffffff;
            border: 1px solid var(--border-color);
            padding: 5px;
            border-radius: 8px;
        }
        .qrcode-img-box img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* 友情链接与页脚 */
        footer {
            background: var(--dark);
            color: #a0a0a5;
            padding: 60px 0 30px 0;
            font-size: 0.9rem;
            border-top: 4px solid var(--primary);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-col h4 {
            color: #ffffff;
            font-size: 1.1rem;
            margin-bottom: 20px;
            font-weight: 700;
        }
        .footer-col ul li {
            margin-bottom: 12px;
        }
        .footer-col ul li a:hover {
            color: var(--primary);
        }
        .friend-links-area {
            border-top: 1px solid #2a2a30;
            border-bottom: 1px solid #2a2a30;
            padding: 20px 0;
            margin-bottom: 30px;
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            align-items: center;
        }
        .friend-links-title {
            color: #ffffff;
            font-weight: 700;
            margin-right: 10px;
        }
        .friend-links-area a {
            color: #a0a0a5;
            margin-right: 15px;
        }
        .friend-links-area a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
        }
        .ai-page-home-link {
            color: var(--primary) !important;
            font-weight: 700;
        }

        /* 浮动客服 */
        .float-service {
            position: fixed;
            bottom: 40px;
            right: 40px;
            z-index: 999;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #ffffff;
            width: 60px;
            height: 60px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 8px 25px rgba(255, 42, 109, 0.4);
            cursor: pointer;
            transition: var(--transition);
        }
        .float-service:hover {
            transform: scale(1.1);
        }
        .float-popover {
            position: absolute;
            bottom: 75px;
            right: 0;
            width: 220px;
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: 16px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            padding: 20px;
            display: none;
            color: var(--text-main);
            text-align: center;
        }
        .float-popover img {
            width: 120px;
            height: 120px;
            margin: 0 auto 10px auto;
        }

        /* 响应式媒体查询 */
        @media (max-width: 1024px) {
            .hero-features {
                grid-template-columns: repeat(2, 1fr);
            }
            .creation-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .solution-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .train-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .articles-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                position: absolute;
                top: 80px;
                left: 0;
                width: 100%;
                background: #ffffff;
                flex-direction: column;
                padding: 20px;
                box-shadow: 0 10px 20px rgba(0,0,0,0.05);
                border-top: 1px solid var(--border-color);
            }
            .nav-menu.active {
                display: flex;
            }
            .hamburger {
                display: flex;
            }
            .about-grid {
                grid-template-columns: 1fr;
            }
            .process-flow {
                grid-template-columns: 1fr;
            }
            .process-step::after {
                display: none;
            }
            .cases-grid {
                grid-template-columns: 1fr;
            }
            .train-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .help-grid {
                grid-template-columns: 1fr;
            }
            .contact-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            h1.hero-title {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 480px) {
            .hero-features {
                grid-template-columns: 1fr;
            }
            .creation-grid {
                grid-template-columns: 1fr;
            }
            .solution-grid {
                grid-template-columns: 1fr;
            }
            .train-grid {
                grid-template-columns: 1fr;
            }
            .testimonials-grid {
                grid-template-columns: 1fr;
            }
            .articles-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }