/* 基础与全局复位 */
        :root {
            --bg-color: #fafaff;
            --text-main: #1e293b;
            --text-muted: #64748b;
            --border-color: #e2e8f0;
            --primary: #8b5cf6;
            --secondary: #ec4899;
            --accent: #3b82f6;
            --glow-gradient: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(236, 72, 153, 0.1), rgba(59, 130, 246, 0.1));
            --laser-border: linear-gradient(135deg, #a78bfa, #f472b6, #60a5fa);
            --card-bg: rgba(255, 255, 255, 0.85);
            --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;
            background-color: var(--bg-color);
            color: var(--text-main);
            line-height: 1.6;
        }

        body {
            overflow-x: hidden;
            background-image: radial-gradient(circle at 10% 20%, rgba(243, 232, 255, 0.7) 0%, rgba(255, 255, 255, 0) 50%),
                              radial-gradient(circle at 90% 80%, rgba(219, 234, 254, 0.6) 0%, rgba(255, 255, 255, 0) 50%);
            background-attachment: fixed;
        }

        /* 统一容器 */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* 标题排版 */
        h1, h2, h3, h4 {
            font-weight: 800;
            letter-spacing: -0.02em;
            color: #0f172a;
        }

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

        .section-header h2 {
            font-size: 2.25rem;
            background: linear-gradient(135deg, #1e293b, #475569);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 16px;
            position: relative;
            display: inline-block;
        }

        .section-header p {
            color: var(--text-muted);
            font-size: 1.1rem;
            max-width: 600px;
            margin: 0 auto;
        }

        /* 镭射按钮样式 */
        .btn-laser {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            font-weight: 600;
            border-radius: 9999px;
            border: 2px solid transparent;
            background-image: linear-gradient(#fff, #fff), var(--laser-border);
            background-origin: border-box;
            background-clip: padding-box, border-box;
            color: #1e1b4b;
            text-decoration: none;
            box-shadow: 0 10px 20px -5px rgba(167, 139, 250, 0.3);
            transition: var(--transition);
            cursor: pointer;
        }

        .btn-laser:hover {
            transform: translateY(-2px);
            box-shadow: 0 15px 30px -5px rgba(167, 139, 250, 0.5);
            background-image: linear-gradient(#f8fafc, #f8fafc), var(--laser-border);
        }

        .btn-solid {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            font-weight: 600;
            border-radius: 9999px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #ffffff;
            text-decoration: none;
            border: none;
            box-shadow: 0 10px 20px -5px rgba(236, 72, 153, 0.4);
            transition: var(--transition);
            cursor: pointer;
        }

        .btn-solid:hover {
            transform: translateY(-2px);
            opacity: 0.95;
            box-shadow: 0 15px 30px -5px rgba(236, 72, 153, 0.6);
        }

        /* 顶部导航 */
        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background: rgba(255, 255, 255, 0.8);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
            z-index: 1000;
            transition: var(--transition);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

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

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

        nav {
            display: flex;
            align-items: center;
            gap: 24px;
        }

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

        .nav-links a {
            text-decoration: none;
            color: var(--text-main);
            font-size: 0.95rem;
            font-weight: 500;
            transition: var(--transition);
        }

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

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--text-main);
        }

        /* Sections 通用样式 */
        section {
            padding: 80px 0;
            border-bottom: 1px solid var(--border-color);
        }

        /* Hero 区域 (首屏无图片) */
        #home {
            padding: 160px 0 100px;
            position: relative;
            background: var(--glow-gradient);
            text-align: center;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            border-radius: 9999px;
            background: rgba(139, 92, 246, 0.1);
            color: var(--primary);
            font-size: 0.875rem;
            font-weight: 600;
            margin-bottom: 24px;
            border: 1px solid rgba(139, 92, 246, 0.2);
        }

        #home h1 {
            font-size: 3.5rem;
            line-height: 1.2;
            background: linear-gradient(135deg, #1e1b4b, #4338ca, #db2777);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 24px;
            max-width: 900px;
            margin-left: auto;
            margin-right: auto;
        }

        #home .hero-desc {
            font-size: 1.25rem;
            color: var(--text-muted);
            max-width: 700px;
            margin: 0 auto 36px;
        }

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

        /* 首屏数据指标卡片 */
        .hero-stats {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            max-width: 1000px;
            margin: 0 auto;
        }

        .stat-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            padding: 24px;
            border-radius: 16px;
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
            transition: var(--transition);
        }

        .stat-card:hover {
            transform: translateY(-4px);
            border-color: #f472b6;
            box-shadow: 0 10px 20px -10px rgba(244, 114, 182, 0.3);
        }

        .stat-num {
            font-size: 2rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 8px;
        }

        .stat-label {
            font-size: 0.875rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* 关于我们 */
        #about {
            background: #ffffff;
        }
        .about-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .about-text h3 {
            font-size: 1.75rem;
            margin-bottom: 20px;
        }
        .about-text p {
            color: var(--text-muted);
            margin-bottom: 20px;
            font-size: 1.05rem;
        }
        .about-features {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .feature-mini-card {
            background: var(--bg-color);
            padding: 20px;
            border-radius: 12px;
            border-left: 4px solid var(--primary);
        }
        .feature-mini-card h4 {
            font-size: 1rem;
            margin-bottom: 8px;
        }
        .feature-mini-card p {
            font-size: 0.875rem;
            margin: 0;
        }

        /* AIGC 服务体系 */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
            max-width: 900px;
            margin: 40px auto 0;
        }
        .tag-item {
            padding: 6px 16px;
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: 9999px;
            font-size: 0.875rem;
            color: var(--text-main);
            font-weight: 500;
            box-shadow: 0 2px 4px rgba(0,0,0,0.02);
            transition: var(--transition);
        }
        .tag-item:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: scale(1.05);
        }

        /* 制作流程 & 全行业解决方案 (带图区) */
        .content-card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .media-card {
            background: var(--card-bg);
            border-radius: 16px;
            overflow: hidden;
            border: 1px solid var(--border-color);
            box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
            transition: var(--transition);
        }

        .media-card:hover {
            transform: translateY(-6px);
            border-color: var(--primary);
        }

        .media-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }

        .media-body {
            padding: 24px;
        }

        .media-body h3 {
            font-size: 1.25rem;
            margin-bottom: 12px;
        }

        .media-body p {
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        /* 对比评测 */
        .rating-box {
            text-align: center;
            background: linear-gradient(135deg, rgba(236, 72, 153, 0.05), rgba(139, 92, 246, 0.05));
            border-radius: 20px;
            padding: 40px;
            margin-bottom: 40px;
            border: 1px solid rgba(139, 92, 246, 0.15);
        }

        .rating-score {
            font-size: 4rem;
            font-weight: 900;
            color: var(--secondary);
            line-height: 1;
        }

        .rating-stars {
            color: #fbbf24;
            font-size: 1.75rem;
            margin: 12px 0;
        }

        .compare-table-wrapper {
            overflow-x: auto;
            background: #ffffff;
            border-radius: 16px;
            border: 1px solid var(--border-color);
        }

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

        th, td {
            padding: 16px 24px;
            border-bottom: 1px solid var(--border-color);
        }

        th {
            background-color: #f8fafc;
            color: var(--text-main);
            font-weight: 700;
        }

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

        .td-highlight {
            font-weight: 600;
            color: var(--primary);
            background: rgba(139, 92, 246, 0.02);
        }

        /* 需求匹配与联系我们表单 */
        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
        }

        .form-info h3 {
            font-size: 1.75rem;
            margin-bottom: 16px;
        }

        .form-info p {
            color: var(--text-muted);
            margin-bottom: 24px;
        }

        .kefu-qrcode-wrap {
            display: flex;
            align-items: center;
            gap: 20px;
            background: #ffffff;
            padding: 20px;
            border-radius: 16px;
            border: 1px solid var(--border-color);
        }

        .kefu-qrcode-wrap img {
            width: 100px;
            height: 100px;
            border-radius: 8px;
        }

        .contact-form {
            background: #ffffff;
            padding: 40px;
            border-radius: 20px;
            border: 1px solid var(--border-color);
            box-shadow: 0 10px 30px -10px rgba(0,0,0,0.05);
        }

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

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            font-size: 0.9rem;
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            background-color: var(--bg-color);
            color: var(--text-main);
            font-size: 1rem;
            transition: var(--transition);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            background-color: #ffffff;
            box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
        }

        /* 客户评论 */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .review-card {
            background: #ffffff;
            border: 1px solid var(--border-color);
            padding: 30px;
            border-radius: 16px;
            box-shadow: 0 4px 6px -1px rgba(0,0,0,0.03);
            position: relative;
        }

        .review-text {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 20px;
            font-style: italic;
        }

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

        .author-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, #a78bfa, #f472b6);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: 700;
        }

        .author-info h4 {
            font-size: 0.95rem;
            margin: 0;
        }

        .author-info span {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* FAQ 折叠面板 */
        .faq-accordion {
            max-width: 900px;
            margin: 0 auto;
        }

        .faq-item {
            background: #ffffff;
            border: 1px solid var(--border-color);
            margin-bottom: 12px;
            border-radius: 12px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-trigger {
            width: 100%;
            text-align: left;
            padding: 20px 24px;
            background: none;
            border: none;
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-main);
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
        }

        .faq-content {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        .faq-item.active .faq-content {
            max-height: 1000px;
            padding-bottom: 20px;
            transition: max-height 0.3s cubic-bezier(1, 0, 1, 0);
        }

        .faq-trigger::after {
            content: '+';
            font-size: 1.5rem;
            color: var(--text-muted);
            transition: var(--transition);
        }

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

        /* 资讯 / 知识库 */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .news-card {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 24px;
            transition: var(--transition);
        }
        .news-card:hover {
            transform: translateY(-4px);
            border-color: var(--primary);
        }
        .news-date {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 8px;
        }
        .news-title {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .news-link {
            color: var(--primary);
            text-decoration: none;
            font-weight: 600;
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        /* 页脚 */
        footer {
            background-color: #0f172a;
            color: #94a3b8;
            padding: 80px 0 40px;
            border-top: 1px solid #1e293b;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 48px;
            margin-bottom: 60px;
        }

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

        .footer-links h4 {
            color: #ffffff;
            margin-bottom: 16px;
            font-size: 1rem;
        }

        .footer-links ul {
            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;
        }

        .footer-kefu {
            text-align: right;
        }

        .footer-kefu img {
            width: 120px;
            height: 120px;
            border-radius: 8px;
            margin-bottom: 12px;
        }

        .friend-links {
            border-top: 1px solid #1e293b;
            padding-top: 24px;
            margin-top: 24px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.875rem;
        }

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

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

        .copyright-bar {
            border-top: 1px solid #1e293b;
            padding-top: 30px;
            text-align: center;
            font-size: 0.85rem;
        }

        /* 浮动客服 */
        .float-kefu {
            position: fixed;
            bottom: 30px;
            right: 30px;
            z-index: 999;
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: 50%;
            width: 60px;
            height: 60px;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 10px 25px -5px rgba(0,0,0,0.1);
            cursor: pointer;
            transition: var(--transition);
        }

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

        .float-kefu svg {
            width: 28px;
            height: 28px;
            fill: var(--primary);
        }

        .float-qr-box {
            position: absolute;
            bottom: 75px;
            right: 0;
            background: #ffffff;
            border: 1px solid var(--border-color);
            padding: 16px;
            border-radius: 12px;
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
            display: none;
            text-align: center;
            width: 150px;
        }

        .float-qr-box img {
            width: 120px;
            height: 120px;
            border-radius: 4px;
        }

        .float-qr-box p {
            font-size: 0.8rem;
            margin-top: 8px;
            color: var(--text-main);
        }

        .float-kefu:hover .float-qr-box {
            display: block;
        }

        /* 响应式调整 */
        @media (max-width: 1024px) {
            .hero-stats {
                grid-template-columns: repeat(2, 1fr);
            }
            .content-card-grid, .news-grid, .reviews-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            h1 { font-size: 2.5rem !important; }
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: #ffffff;
                padding: 20px;
                border-bottom: 1px solid var(--border-color);
                box-shadow: 0 10px 15px -3px rgba(0,0,0,0.05);
            }
            .nav-links.active {
                display: flex;
            }
            .mobile-menu-btn {
                display: block;
            }
            .about-content, .form-grid {
                grid-template-columns: 1fr;
            }
            .hero-stats, .content-card-grid, .news-grid, .reviews-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-kefu {
                text-align: left;
            }
        }