/* 基础样式与重置 */
        :root {
            --primary: #6c5ce7;
            --primary-light: #a29bfe;
            --secondary: #00cec9;
            --dark: #2d3436;
            --light-bg: #f8f9fa;
            --laser-gradient: linear-gradient(135deg, #e0c3fc 0%, #8ec5fc 50%, #fbc2eb 100%);
            --laser-glow: linear-gradient(90deg, #ff7eb3, #e0c3fc, #8ec5fc, #00f2fe);
            --text-color: #2d3748;
            --text-muted: #718096;
            --border-radius: 12px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        * {
            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(--text-color);
            background-color: var(--light-bg);
        }

        body {
            line-height: 1.6;
            overflow-x: hidden;
        }

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

        section {
            padding: 80px 0;
            position: relative;
        }

        /* 标题规范 */
        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-header h2 {
            font-size: 2.2rem;
            color: var(--dark);
            margin-bottom: 15px;
            font-weight: 700;
            background: linear-gradient(90deg, #2d3436, #6c5ce7);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .section-header p {
            color: var(--text-muted);
            font-size: 1.1rem;
            max-width: 700px;
            margin: 0 auto;
        }

        /* 按钮样式 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            border-radius: 30px;
            font-weight: 600;
            text-decoration: none;
            transition: var(--transition);
            cursor: pointer;
            border: none;
            font-size: 1rem;
        }

        .btn-primary {
            background: var(--laser-glow);
            background-size: 300% 100%;
            color: #2d3436;
            box-shadow: 0 4px 15px rgba(142, 197, 252, 0.4);
        }

        .btn-primary:hover {
            background-position: 100% 0;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(142, 197, 252, 0.6);
        }

        .btn-secondary {
            background: #ffffff;
            color: var(--dark);
            border: 1px solid rgba(0,0,0,0.1);
        }

        .btn-secondary:hover {
            background: var(--light-bg);
            transform: translateY(-2px);
        }

        /* 导航栏 */
        header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(10px);
            box-shadow: 0 2px 20px rgba(0,0,0,0.05);
            border-bottom: 1px solid rgba(255, 255, 255, 0.3);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
        }

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

        .ai-page-logo {
            height: 40px;
            width: auto;
        }

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

        .nav-link {
            color: var(--text-color);
            text-decoration: none;
            font-size: 0.95rem;
            font-weight: 500;
            transition: var(--transition);
            padding: 5px 10px;
            border-radius: 6px;
        }

        .nav-link:hover {
            color: var(--primary);
            background: rgba(108, 92, 231, 0.05);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--dark);
        }

        /* 首页 Hero 首屏 (无图) */
        .hero-section {
            background: var(--laser-gradient);
            padding: 120px 0 100px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(255,255,255,0.4) 0%, transparent 70%);
            animation: rotateBg 20s linear infinite;
            z-index: 1;
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 850px;
            margin: 0 auto;
        }

        .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(255, 255, 255, 0.6);
            border: 1px solid rgba(255,255,255,0.8);
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 20px;
        }

        .hero-title {
            font-size: 2.8rem;
            line-height: 1.3;
            color: #1a202c;
            margin-bottom: 25px;
            font-weight: 800;
        }

        .hero-desc {
            font-size: 1.2rem;
            color: #4a5568;
            margin-bottom: 35px;
        }

        .hero-buttons {
            display: flex;
            justify-content: center;
            gap: 15px;
            margin-bottom: 50px;
        }

        /* 数据指标卡片 */
        .hero-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            max-width: 750px;
            margin: 0 auto;
        }

        .stat-card {
            background: rgba(255, 255, 255, 0.8);
            backdrop-filter: blur(10px);
            padding: 20px;
            border-radius: var(--border-radius);
            border: 1px solid rgba(255,255,255,0.5);
            box-shadow: 0 8px 32px rgba(31, 38, 135, 0.05);
        }

        .stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            display: block;
            margin-bottom: 5px;
        }

        .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        @keyframes rotateBg {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        /* 关于我们与软件介绍 */
        .about-section {
            background: #ffffff;
        }

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

        .about-text h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
            color: var(--dark);
        }

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

        .feature-item {
            display: flex;
            gap: 10px;
        }

        .feature-icon {
            width: 24px;
            height: 24px;
            background: rgba(108, 92, 231, 0.1);
            color: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 0.8rem;
        }

        .feature-content h4 {
            font-size: 0.95rem;
            margin-bottom: 5px;
        }

        .feature-content p {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* 全平台AIGC服务体系 */
        .service-section {
            background: var(--light-bg);
        }

        .model-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
            margin-bottom: 40px;
        }

        .model-tag {
            background: #ffffff;
            border: 1px solid rgba(0,0,0,0.05);
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .model-tag:hover {
            background: var(--laser-gradient);
            border-color: transparent;
            transform: translateY(-2px);
        }

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

        .service-card {
            background: #ffffff;
            padding: 30px;
            border-radius: var(--border-radius);
            box-shadow: 0 4px 20px rgba(0,0,0,0.02);
            transition: var(--transition);
            border: 1px solid rgba(0,0,0,0.02);
        }

        .service-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(108, 92, 231, 0.1);
            border-color: rgba(108, 92, 231, 0.2);
        }

        .service-card h3 {
            font-size: 1.25rem;
            margin: 15px 0 10px 0;
        }

        /* 制作流程 & 标准化服务步骤 */
        .workflow-section {
            background: #ffffff;
        }

        .step-timeline {
            position: relative;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-top: 40px;
        }

        .step-card {
            position: relative;
            background: var(--light-bg);
            padding: 30px 20px;
            border-radius: var(--border-radius);
            text-align: center;
        }

        .step-num {
            width: 40px;
            height: 40px;
            background: var(--laser-gradient);
            color: #2d3436;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            margin: 0 auto 15px auto;
        }

        /* 全行业解决方案 */
        .solutions-section {
            background: var(--light-bg);
        }

        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .solution-card {
            background: #ffffff;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0,0,0,0.02);
            transition: var(--transition);
        }

        .solution-card:hover {
            transform: scale(1.02);
        }

        .solution-info {
            padding: 25px;
        }

        .solution-info h3 {
            font-size: 1.3rem;
            margin-bottom: 10px;
        }

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

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

        .network-list {
            list-style: none;
        }

        .network-item {
            display: flex;
            align-items: center;
            gap: 15px;
            padding: 15px 0;
            border-bottom: 1px solid rgba(0,0,0,0.05);
        }

        .network-badge {
            background: var(--primary-light);
            color: #fff;
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 0.8rem;
        }

        /* 案例中心 (带图片) */
        .cases-section {
            background: var(--light-bg);
        }

        .case-gallery {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-bottom: 40px;
        }

        .case-item {
            background: #ffffff;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: 0 4px 15px rgba(0,0,0,0.03);
        }

        .case-img-container {
            width: 100%;
            height: 220px;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
            background: #eaeaea;
        }

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

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

        .case-body {
            padding: 20px;
        }

        .case-body h4 {
            margin-bottom: 8px;
            font-size: 1.1rem;
        }

        .case-body p {
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        /* 测评与对比表格 */
        .evaluation-section {
            background: #ffffff;
        }

        .score-box {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 30px;
            background: var(--laser-gradient);
            padding: 30px;
            border-radius: var(--border-radius);
            margin-bottom: 40px;
        }

        .score-num {
            font-size: 4rem;
            font-weight: 800;
            color: var(--dark);
        }

        .table-responsive {
            width: 100%;
            overflow-x: auto;
            border-radius: var(--border-radius);
            box-shadow: 0 4px 20px rgba(0,0,0,0.05);
        }

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

        th, td {
            padding: 18px;
            border-bottom: 1px solid rgba(0,0,0,0.05);
        }

        th {
            background: rgba(108, 92, 231, 0.05);
            color: var(--dark);
            font-weight: 600;
        }

        tr:hover {
            background: rgba(0,0,0,0.01);
        }

        /* Token 比价 */
        .token-section {
            background: var(--light-bg);
        }

        .price-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }

        .price-card {
            background: #ffffff;
            border-radius: var(--border-radius);
            padding: 30px;
            text-align: center;
            border: 2px solid transparent;
            transition: var(--transition);
        }

        .price-card.popular {
            border-color: var(--primary-light);
            position: relative;
        }

        .price-card.popular::after {
            content: '推荐';
            position: absolute;
            top: 15px;
            right: 15px;
            background: var(--primary);
            color: #fff;
            padding: 3px 10px;
            border-radius: 12px;
            font-size: 0.75rem;
        }

        .price-val {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--dark);
            margin: 20px 0;
        }

        .price-features {
            list-style: none;
            padding: 20px 0;
            border-top: 1px solid rgba(0,0,0,0.05);
        }

        .price-features li {
            padding: 8px 0;
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        /* 培训中心 */
        .training-section {
            background: #ffffff;
        }

        .course-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
        }

        .course-card {
            background: var(--light-bg);
            border-radius: var(--border-radius);
            padding: 25px;
            text-align: center;
            transition: var(--transition);
        }

        .course-card:hover {
            background: var(--laser-gradient);
            transform: translateY(-3px);
        }

        .course-card h4 {
            margin-bottom: 10px;
            color: var(--dark);
        }

        /* FAQ */
        .faq-section {
            background: var(--light-bg);
        }

        .faq-accordion {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: #ffffff;
            margin-bottom: 15px;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 2px 10px rgba(0,0,0,0.02);
        }

        .faq-trigger {
            width: 100%;
            padding: 20px;
            background: none;
            border: none;
            text-align: left;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--dark);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .faq-trigger::after {
            content: '+';
            font-size: 1.5rem;
            color: var(--primary);
            transition: transform 0.3s;
        }

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

        .faq-content {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            padding: 0 20px;
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        .faq-item.active .faq-content {
            max-height: 200px;
            padding: 0 20px 20px 20px;
        }

        /* 用户评论 */
        .reviews-section {
            background: #ffffff;
        }

        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }

        .review-card {
            background: var(--light-bg);
            padding: 30px;
            border-radius: var(--border-radius);
            box-shadow: 0 4px 15px rgba(0,0,0,0.02);
        }

        .review-text {
            font-style: italic;
            margin-bottom: 20px;
            color: var(--text-color);
        }

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

        .review-avatar {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background: var(--laser-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
        }

        /* 百科与资讯 */
        .info-section {
            background: var(--light-bg);
        }

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

        .glossary-card {
            background: #ffffff;
            padding: 30px;
            border-radius: var(--border-radius);
        }

        .glossary-list {
            list-style: none;
        }

        .glossary-item {
            margin-bottom: 15px;
        }

        .glossary-item strong {
            display: block;
            margin-bottom: 4px;
        }

        .article-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .article-card {
            background: #ffffff;
            padding: 20px;
            border-radius: var(--border-radius);
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: var(--transition);
        }

        .article-card:hover {
            transform: translateX(5px);
            box-shadow: 0 4px 15px rgba(0,0,0,0.05);
        }

        .article-card h4 {
            margin-bottom: 5px;
        }

        .article-link {
            color: var(--primary);
            text-decoration: none;
            font-size: 0.9rem;
            font-weight: 600;
        }

        /* 表单与联系 */
        .contact-section {
            background: #ffffff;
        }

        .contact-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 50px;
        }

        .form-card {
            background: var(--light-bg);
            padding: 40px;
            border-radius: var(--border-radius);
        }

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

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

        .form-control {
            width: 100%;
            padding: 12px;
            border: 1px solid rgba(0,0,0,0.1);
            border-radius: 8px;
            font-size: 1rem;
            outline: none;
            transition: var(--transition);
        }

        .form-control:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.15);
        }

        .contact-info-card {
            background: var(--laser-gradient);
            padding: 40px;
            border-radius: var(--border-radius);
            color: var(--dark);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .qr-code-box {
            text-align: center;
            margin-top: 30px;
            background: rgba(255,255,255,0.9);
            padding: 20px;
            border-radius: var(--border-radius);
        }

        .qr-code-box img {
            max-width: 150px;
            height: auto;
            margin-top: 10px;
        }

        /* 浮动客服 */
        .floating-kefu {
            position: fixed;
            bottom: 40px;
            right: 40px;
            z-index: 999;
            background: #ffffff;
            box-shadow: 0 10px 30px rgba(0,0,0,0.15);
            border-radius: 50%;
            width: 60px;
            height: 60px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
        }

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

        .kefu-popover {
            position: absolute;
            bottom: 75px;
            right: 0;
            background: #ffffff;
            box-shadow: 0 10px 30px rgba(0,0,0,0.15);
            padding: 20px;
            border-radius: var(--border-radius);
            display: none;
            width: 220px;
            text-align: center;
        }

        .kefu-popover.show {
            display: block;
        }

        .kefu-popover img {
            width: 100%;
            border-radius: 8px;
            margin-bottom: 10px;
        }

        /* 页脚 */
        footer {
            background: #1a202c;
            color: #a0aec0;
            padding: 60px 0 30px 0;
            font-size: 0.9rem;
        }

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

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

        .footer-links h5 {
            color: #fff;
            margin-bottom: 20px;
            font-size: 1rem;
        }

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

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

        .footer-links a {
            color: #a0aec0;
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: #fff;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 30px;
            text-align: center;
            font-size: 0.85rem;
        }

        .footer-friend-links {
            margin-top: 15px;
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 15px;
        }

        .footer-friend-links a {
            color: #718096;
            text-decoration: none;
        }

        .footer-friend-links a:hover {
            color: #fff;
        }

        /* 响应式媒体查询 */
        @media (max-width: 992px) {
            .nav-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background: #ffffff;
                padding: 20px;
                box-shadow: 0 10px 20px rgba(0,0,0,0.05);
                border-top: 1px solid rgba(0,0,0,0.05);
            }

            .nav-menu.active {
                display: flex;
            }

            .menu-toggle {
                display: block;
            }

            .about-grid, .network-content, .contact-grid, .info-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .hero-stats {
                grid-template-columns: 1fr;
            }

            .step-timeline {
                grid-template-columns: 1fr;
            }

            .case-gallery, .price-grid, .reviews-grid {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 576px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .hero-title {
                font-size: 2rem;
            }
        }