/* 基础重置与斑斓彩调风配色 */
        :root {
            --bg-base: #f8fafc;
            --bg-card: #ffffff;
            --text-main: #0f172a;
            --text-muted: #475569;
            
            /* 斑斓色彩定义 */
            --color-pink: #ec4899;
            --color-violet: #8b5cf6;
            --color-blue: #3b82f6;
            --color-cyan: #06b6d4;
            --color-amber: #f59e0b;
            
            /* 渐变组合 */
            --grad-primary: linear-gradient(135deg, #8b5cf6 0%, #ec4899 50%, #3b82f6 100%);
            --grad-soft: linear-gradient(135deg, rgba(139, 92, 246, 0.05) 0%, rgba(236, 72, 153, 0.05) 50%, rgba(59, 130, 246, 0.05) 100%);
            
            --border-radius: 16px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            color: var(--text-main);
            background-color: var(--bg-base);
        }

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

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

        /* 渐变文本与装饰 */
        .gradient-text {
            background: var(--grad-primary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            font-weight: 800;
        }

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

        /* 斑斓背景发光球 */
        .bg-glow {
            position: absolute;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            filter: blur(100px);
            opacity: 0.12;
            z-index: -1;
            pointer-events: none;
        }

        /* 按钮设计 */
        .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;
        }

        .btn-gradient {
            background: var(--grad-primary);
            color: #ffffff;
            box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
        }

        .btn-gradient:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(139, 92, 246, 0.4);
        }

        .btn-outline {
            background: transparent;
            border: 2px solid var(--color-blue);
            color: var(--color-blue);
        }

        .btn-outline:hover {
            background: rgba(59, 130, 246, 0.05);
            transform: translateY(-2px);
        }

        /* 顶部导航 */
        header {
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(226, 232, 240, 0.8);
            position: sticky;
            top: 0;
            z-index: 1000;
            transition: var(--transition);
        }

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

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

        .logo-area img {
            height: 40px;
            width: auto;
        }

        .nav-links {
            display: flex;
            gap: 20px;
            list-style: none;
            align-items: center;
        }

        .nav-links a {
            text-decoration: none;
            color: var(--text-muted);
            font-weight: 500;
            font-size: 14px;
            transition: var(--transition);
        }

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

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

        .menu-toggle span {
            width: 25px;
            height: 3px;
            background-color: var(--text-main);
            border-radius: 2px;
            transition: var(--transition);
        }

        /* Hero首屏 - 无图片，炫彩渐变 */
        .hero {
            background: var(--grad-soft);
            padding: 100px 0 120px;
            overflow: hidden;
        }

        .hero-inner {
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
            position: relative;
        }

        .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(139, 92, 246, 0.1);
            color: var(--color-violet);
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 24px;
        }

        .hero-title {
            font-size: 2.8rem;
            line-height: 1.25;
            margin-bottom: 24px;
        }

        .hero-subtitle {
            font-size: 18px;
            color: var(--text-muted);
            margin-bottom: 40px;
        }

        .hero-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* 关于我们与数据指标 */
        .about-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
            align-items: center;
        }

        .about-text h2 {
            font-size: 2rem;
            margin-bottom: 20px;
        }

        .about-text p {
            color: var(--text-muted);
            margin-bottom: 20px;
        }

        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .metric-card {
            background: var(--bg-card);
            border: 1px solid rgba(226, 232, 240, 0.8);
            padding: 24px;
            border-radius: var(--border-radius);
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.02);
            text-align: center;
            transition: var(--transition);
        }

        .metric-card:hover {
            transform: translateY(-5px);
            border-color: var(--color-pink);
        }

        .metric-number {
            font-size: 36px;
            font-weight: 800;
            color: var(--color-violet);
            margin-bottom: 8px;
        }

        .metric-label {
            font-size: 14px;
            color: var(--text-muted);
        }

        /* 通用卡片组件设计 */
        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-header h2 {
            font-size: 2.2rem;
            margin-bottom: 16px;
        }

        .section-header p {
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
        }

        /* 全平台 AIGC 服务 */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .service-card {
            background: var(--bg-card);
            border-radius: var(--border-radius);
            padding: 32px;
            border: 1px solid rgba(226, 232, 240, 0.8);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: var(--grad-primary);
            opacity: 0;
            transition: var(--transition);
        }

        .service-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(139, 92, 246, 0.08);
        }

        .service-card:hover::before {
            opacity: 1;
        }

        .service-icon {
            font-size: 28px;
            margin-bottom: 20px;
            display: inline-block;
            padding: 12px;
            border-radius: 12px;
            background: rgba(139, 92, 246, 0.08);
            color: var(--color-violet);
        }

        .service-title {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .service-desc {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 16px;
        }

        .service-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .service-tag {
            font-size: 12px;
            padding: 3px 8px;
            background: #f1f5f9;
            border-radius: 4px;
            color: var(--text-muted);
        }

        /* 标签墙 */
        .brand-cloud {
            margin-top: 40px;
            background: rgba(255, 255, 255, 0.5);
            border-radius: var(--border-radius);
            padding: 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
            border: 1px dashed rgba(139, 92, 246, 0.2);
        }

        .brand-tag {
            padding: 6px 12px;
            border-radius: 20px;
            background: #ffffff;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-muted);
            border: 1px solid rgba(226, 232, 240, 0.8);
            transition: var(--transition);
        }

        .brand-tag:hover {
            color: var(--color-pink);
            border-color: var(--color-pink);
            transform: scale(1.05);
        }

        /* 技术与标准流程时间线 */
        .timeline {
            position: relative;
            max-width: 800px;
            margin: 0 auto;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 50%;
            top: 0;
            bottom: 0;
            width: 2px;
            background: rgba(139, 92, 246, 0.2);
            transform: translateX(-50%);
        }

        .timeline-item {
            display: flex;
            justify-content: flex-end;
            padding-right: 50%;
            position: relative;
            margin-bottom: 40px;
        }

        .timeline-item:nth-child(even) {
            justify-content: flex-start;
            padding-left: 50%;
            padding-right: 0;
        }

        .timeline-content {
            background: var(--bg-card);
            padding: 24px;
            border-radius: var(--border-radius);
            border: 1px solid rgba(226, 232, 240, 0.8);
            width: 90%;
            max-width: 360px;
            box-shadow: 0 4px 10px rgba(0,0,0,0.01);
            transition: var(--transition);
        }

        .timeline-content:hover {
            border-color: var(--color-cyan);
            transform: translateY(-3px);
        }

        .timeline-dot {
            position: absolute;
            left: 50%;
            top: 24px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--grad-primary);
            transform: translateX(-50%);
            border: 3px solid #ffffff;
            box-shadow: 0 0 10px rgba(139, 92, 246, 0.5);
        }

        /* 对比评测表格 */
        .table-responsive {
            overflow-x: auto;
            border-radius: var(--border-radius);
            border: 1px solid rgba(226, 232, 240, 0.8);
            background: var(--bg-card);
            margin-top: 30px;
        }

        table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
        }

        th, td {
            padding: 16px 20px;
            border-bottom: 1px solid rgba(226, 232, 240, 0.8);
        }

        th {
            background: rgba(139, 92, 246, 0.05);
            font-weight: 700;
        }

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

        .highlight-col {
            background: rgba(139, 92, 246, 0.02);
            font-weight: 600;
        }

        .score-badge {
            background: var(--grad-primary);
            color: #ffffff;
            padding: 15px 30px;
            border-radius: var(--border-radius);
            display: inline-block;
            text-align: center;
            box-shadow: 0 4px 15px rgba(236, 72, 153, 0.2);
            margin-bottom: 30px;
        }

        /* 案例中心 */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

        .case-card {
            background: var(--bg-card);
            border-radius: var(--border-radius);
            border: 1px solid rgba(226, 232, 240, 0.8);
            overflow: hidden;
            transition: var(--transition);
        }

        .case-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.03);
        }

        .case-img-wrap {
            height: 200px;
            overflow: hidden;
            background: #e2e8f0;
            display: flex;
            align-items: center;
            justify-content: center;
        }

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

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

        .case-info {
            padding: 24px;
        }

        .case-title {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .case-desc {
            font-size: 14px;
            color: var(--text-muted);
        }

        /* 客户评论 */
        .comments-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }

        .comment-card {
            background: var(--bg-card);
            border: 1px solid rgba(226, 232, 240, 0.8);
            border-radius: var(--border-radius);
            padding: 24px;
            position: relative;
            transition: var(--transition);
        }

        .comment-card:hover {
            border-color: var(--color-pink);
        }

        .comment-text {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 20px;
            font-style: italic;
        }

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

        .comment-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--grad-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #ffffff;
            font-weight: 700;
            font-size: 14px;
        }

        .comment-meta h4 {
            font-size: 14px;
            font-weight: 700;
        }

        .comment-meta span {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* 表单与加盟 */
        .contact-layout {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
        }

        .form-card {
            background: var(--bg-card);
            border: 1px solid rgba(226, 232, 240, 0.8);
            border-radius: var(--border-radius);
            padding: 40px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.01);
        }

        .form-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            margin-bottom: 20px;
        }

        .form-group-full {
            grid-column: span 2;
        }

        .form-label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-main);
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid #cbd5e1;
            border-radius: 8px;
            outline: none;
            transition: var(--transition);
            font-size: 14px;
        }

        .form-control:focus {
            border-color: var(--color-violet);
            box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
        }

        .contact-info {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }

        .info-block {
            background: var(--bg-card);
            border: 1px solid rgba(226, 232, 240, 0.8);
            border-radius: var(--border-radius);
            padding: 24px;
        }

        .info-block h3 {
            font-size: 16px;
            margin-bottom: 12px;
            color: var(--color-violet);
        }

        .qr-area {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-top: 10px;
        }

        .qr-area img {
            width: 80px;
            height: 80px;
            border-radius: 8px;
            border: 1px solid #e2e8f0;
        }

        /* FAQ折叠面板 */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .faq-item {
            background: var(--bg-card);
            border-radius: 8px;
            border: 1px solid rgba(226, 232, 240, 0.8);
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-header {
            padding: 20px 24px;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            user-select: none;
        }

        .faq-icon {
            font-size: 20px;
            transition: var(--transition);
        }

        .faq-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
        }

        .faq-content {
            padding: 0 24px 20px;
            font-size: 14px;
            color: var(--text-muted);
            border-top: 1px solid #f1f5f9;
            padding-top: 16px;
        }

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

        /* 知识库板块 */
        .articles-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
            margin-top: 20px;
        }

        .article-card {
            background: var(--bg-card);
            border: 1px solid rgba(226, 232, 240, 0.8);
            border-radius: var(--border-radius);
            padding: 20px;
            transition: var(--transition);
        }

        .article-card:hover {
            border-color: var(--color-cyan);
            transform: translateY(-2px);
        }

        .article-link {
            text-decoration: none;
            color: var(--text-main);
            font-weight: 600;
            font-size: 14px;
            display: block;
            margin-bottom: 8px;
        }

        .article-link:hover {
            color: var(--color-pink);
        }

        /* 友情链接与页脚 */
        footer {
            background: #0f172a;
            color: #94a3b8;
            padding: 60px 0 30px;
            border-top: 1px solid #1e293b;
        }

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

        .footer-brand h3 {
            color: #ffffff;
            margin-bottom: 16px;
        }

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

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

        .footer-links a {
            color: #94a3b8;
            text-decoration: none;
            transition: var(--transition);
        }

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

        .friend-links-area {
            border-top: 1px solid #1e293b;
            padding: 24px 0;
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            font-size: 13px;
        }

        .friend-links-area a {
            color: #64748b;
            text-decoration: none;
            transition: var(--transition);
        }

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

        .copyright-area {
            border-top: 1px solid #1e293b;
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 12px;
            flex-wrap: wrap;
            gap: 16px;
        }

        /* 浮动组件 */
        .floating-tools {
            position: fixed;
            right: 24px;
            bottom: 24px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            z-index: 999;
        }

        .float-btn {
            width: 48px;
            height: 48px;
            background: #ffffff;
            border: 1px solid #e2e8f0;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 10px rgba(0,0,0,0.05);
            cursor: pointer;
            transition: var(--transition);
            position: relative;
        }

        .float-btn:hover {
            background: var(--color-violet);
            color: #ffffff;
        }

        .qr-popover {
            position: absolute;
            bottom: 60px;
            right: 0;
            background: #ffffff;
            border: 1px solid #e2e8f0;
            border-radius: var(--border-radius);
            padding: 16px;
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
            display: none;
            text-align: center;
            width: 150px;
        }

        .qr-popover img {
            width: 120px;
            height: 120px;
        }

        .float-btn:hover .qr-popover {
            display: block;
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                right: 0;
                background: #ffffff;
                border-bottom: 1px solid #e2e8f0;
                padding: 20px;
                gap: 16px;
            }

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

            .menu-toggle {
                display: flex;
            }

            .hero-title {
                font-size: 2.2rem;
            }

            .about-grid, .contact-layout {
                grid-template-columns: 1fr;
            }

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

            .form-group-full {
                grid-column: span 1;
            }

            .timeline::before {
                left: 20px;
            }

            .timeline-item {
                padding-left: 50px;
                padding-right: 0;
                justify-content: flex-start;
            }

            .timeline-item:nth-child(even) {
                padding-left: 50px;
            }

            .timeline-dot {
                left: 20px;
            }

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