/* 赛博高饱和粉紫风 核心样式 */
        :root {
            --bg-dark: #0a0612;
            --bg-card: #130c22;
            --primary-pink: #ff007f;
            --primary-purple: #8b5cf6;
            --accent-cyan: #06b6d4;
            --text-light: #f3f4f6;
            --text-gray: #9ca3af;
            --border-glow: rgba(255, 0, 127, 0.2);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            background-color: var(--bg-dark);
            color: var(--text-light);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* 统一布局容器 */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* 渐变文本 */
        .gradient-text {
            background: linear-gradient(135deg, var(--primary-pink), var(--primary-purple), var(--accent-cyan));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        /* 顶部导航 */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(10, 6, 18, 0.9);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 0, 127, 0.15);
            z-index: 1000;
        }

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

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

        .nav-links {
            display: flex;
            gap: 20px;
            align-items: center;
        }

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

        .nav-links a:hover {
            color: var(--primary-pink);
            text-shadow: 0 0 8px var(--primary-pink);
        }

        .nav-links .ai-page-home-link {
            color: var(--accent-cyan);
            font-weight: bold;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-light);
            font-size: 24px;
            cursor: pointer;
        }

        /* 按钮样式 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 24px;
            border-radius: 8px;
            font-weight: 600;
            text-decoration: none;
            transition: var(--transition);
            cursor: pointer;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary-pink), var(--primary-purple));
            color: #fff;
            border: none;
            box-shadow: 0 0 15px rgba(255, 0, 127, 0.4);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 25px rgba(255, 0, 127, 0.7);
        }

        .btn-outline {
            background: transparent;
            border: 2px solid var(--primary-purple);
            color: var(--text-light);
        }

        .btn-outline:hover {
            background: rgba(139, 92, 246, 0.2);
            border-color: var(--primary-pink);
            box-shadow: 0 0 15px rgba(139, 92, 246, 0.3);
        }

        /* Section 通用结构 */
        section {
            padding: 80px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-header h2 {
            font-size: 32px;
            margin-bottom: 15px;
            color: #fff;
        }

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

        /* Hero 首屏 (绝对无图) */
        #hero {
            padding-top: 150px;
            padding-bottom: 100px;
            background: radial-gradient(circle at 50% 30%, rgba(139, 92, 246, 0.15) 0%, transparent 70%);
            text-align: center;
        }

        .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(255, 0, 127, 0.1);
            border: 1px solid rgba(255, 0, 127, 0.3);
            border-radius: 20px;
            color: var(--primary-pink);
            font-size: 14px;
            margin-bottom: 25px;
            animation: pulse 2s infinite;
        }

        #hero h1 {
            font-size: 48px;
            line-height: 1.2;
            margin-bottom: 25px;
            font-weight: 800;
        }

        .hero-desc {
            font-size: 18px;
            color: var(--text-gray);
            max-width: 800px;
            margin: 0 auto 40px auto;
        }

        .hero-actions {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-bottom: 50px;
        }

        /* 数据指标卡片 */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 50px;
        }

        .stat-card {
            background: var(--bg-card);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 25px;
            border-radius: 12px;
            text-align: center;
            transition: var(--transition);
        }

        .stat-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary-pink);
            box-shadow: 0 10px 20px rgba(255, 0, 127, 0.1);
        }

        .stat-num {
            font-size: 36px;
            font-weight: 700;
            color: var(--accent-cyan);
            margin-bottom: 5px;
        }

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

        /* 全平台AIGC服务卡片 */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .service-card {
            background: var(--bg-card);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 16px;
            padding: 30px;
            position: relative;
            overflow: hidden;
            transition: var(--transition);
        }

        .service-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary-purple);
            box-shadow: 0 10px 25px rgba(139, 92, 246, 0.2);
        }

        .service-icon {
            font-size: 32px;
            color: var(--primary-pink);
            margin-bottom: 20px;
        }

        .service-title {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 15px;
            color: #fff;
        }

        .service-desc {
            color: var(--text-gray);
            font-size: 14px;
            margin-bottom: 20px;
        }

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

        .model-tag {
            font-size: 11px;
            background: rgba(255, 255, 255, 0.05);
            padding: 3px 8px;
            border-radius: 4px;
            color: var(--text-light);
        }

        /* 横版/方版素材展示（包含图片） */
        .showcase-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
            margin-top: 40px;
        }

        .showcase-item {
            background: var(--bg-card);
            border-radius: 16px;
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.05);
        }

        .showcase-img-wrap {
            width: 100%;
            height: 240px;
            overflow: hidden;
            background: #1a1525;
            display: flex;
            align-items: center;
            justify-content: center;
        }

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

        .showcase-item:hover .showcase-img-wrap img {
            transform: scale(1.05);
        }

        .showcase-info {
            padding: 20px;
        }

        /* 流程步骤 */
        .flow-steps {
            display: flex;
            justify-content: space-between;
            gap: 20px;
            position: relative;
        }

        .flow-step {
            flex: 1;
            background: var(--bg-card);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 30px 20px;
            border-radius: 12px;
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .step-num {
            width: 40px;
            height: 40px;
            background: var(--primary-pink);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px auto;
            font-weight: 700;
            box-shadow: 0 0 10px var(--primary-pink);
        }

        /* 对比表格 */
        .table-responsive {
            overflow-x: auto;
            margin: 30px 0;
            background: var(--bg-card);
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.05);
        }

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

        th, td {
            padding: 16px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        th {
            background: rgba(255, 255, 255, 0.02);
            color: #fff;
            font-weight: 600;
        }

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

        .highlight-cell {
            background: rgba(255, 0, 127, 0.05);
            color: var(--primary-pink);
            font-weight: 600;
        }

        /* 推荐评分卡 */
        .rating-box {
            background: linear-gradient(135deg, rgba(255,0,127,0.1) 0%, rgba(139,92,246,0.1) 100%);
            border: 1px solid var(--primary-pink);
            border-radius: 12px;
            padding: 30px;
            text-align: center;
            margin-top: 40px;
        }

        .rating-score {
            font-size: 64px;
            font-weight: 800;
            color: var(--primary-pink);
            line-height: 1;
            margin-bottom: 10px;
        }

        .stars {
            color: #fbbf24;
            font-size: 24px;
            margin-bottom: 10px;
        }

        /* 需求匹配表单 */
        .form-wrap {
            max-width: 650px;
            margin: 0 auto;
            background: var(--bg-card);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 40px;
            border-radius: 16px;
            box-shadow: 0 15px 35px rgba(0,0,0,0.3);
        }

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

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

        .form-control {
            width: 100%;
            background: rgba(255,255,255,0.03);
            border: 1px solid rgba(255,255,255,0.1);
            border-radius: 8px;
            padding: 12px 16px;
            color: #fff;
            font-size: 14px;
            transition: var(--transition);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary-pink);
            box-shadow: 0 0 10px rgba(255,0,127,0.2);
        }

        /* 评论区 */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }

        .testimonial-card {
            background: var(--bg-card);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 12px;
            padding: 25px;
            transition: var(--transition);
        }

        .testimonial-card:hover {
            border-color: var(--accent-cyan);
            transform: translateY(-3px);
        }

        .user-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 15px;
        }

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

        .user-info h4 {
            font-size: 15px;
            color: #fff;
        }

        .user-info p {
            font-size: 12px;
            color: var(--text-gray);
        }

        /* FAQ 折叠面板 */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid rgba(255,255,255,0.05);
            border-radius: 8px;
            margin-bottom: 15px;
            overflow: hidden;
        }

        .faq-question {
            padding: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }

        .faq-question:hover {
            background: rgba(255,255,255,0.02);
            color: var(--primary-pink);
        }

        .faq-answer {
            padding: 0 20px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
            color: var(--text-gray);
            font-size: 14px;
        }

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

        .faq-icon::before {
            content: '+';
            font-size: 20px;
            color: var(--text-gray);
        }

        .faq-item.active .faq-icon::before {
            content: '−';
            color: var(--primary-pink);
        }

        /* 标签云与术语百科 */
        .tags-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
            max-width: 900px;
            margin: 0 auto;
        }

        .tag-pill {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.08);
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 13px;
            color: var(--text-light);
            transition: var(--transition);
        }

        .tag-pill:hover {
            border-color: var(--accent-cyan);
            background: rgba(6, 182, 212, 0.1);
            color: var(--accent-cyan);
        }

        /* 二维码与联系方式 */
        .contact-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 40px;
            align-items: center;
        }

        .qr-card {
            background: var(--bg-card);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 16px;
            padding: 30px;
            text-align: center;
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .qr-img-box {
            width: 180px;
            height: 180px;
            background: #fff;
            border-radius: 8px;
            padding: 10px;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .qr-img-box img {
            max-width: 100%;
            height: auto;
        }

        /* 文章列表 */
        .news-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            margin-top: 30px;
        }

        .news-item {
            background: var(--bg-card);
            border: 1px solid rgba(255,255,255,0.05);
            padding: 20px;
            border-radius: 8px;
            transition: var(--transition);
        }

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

        .news-link {
            color: var(--text-light);
            text-decoration: none;
            font-weight: 600;
            display: block;
            margin-bottom: 8px;
            transition: var(--transition);
        }

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

        .news-meta {
            font-size: 12px;
            color: var(--text-gray);
        }

        /* 侧边浮动客服 */
        .float-service {
            position: fixed;
            right: 20px;
            bottom: 30px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .float-btn {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary-pink), var(--primary-purple));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            text-decoration: none;
            box-shadow: 0 4px 15px rgba(255, 0, 127, 0.4);
            transition: var(--transition);
            font-size: 20px;
            position: relative;
        }

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

        .float-btn .qr-tip {
            position: absolute;
            right: 60px;
            background: var(--bg-card);
            border: 1px solid var(--primary-pink);
            padding: 15px;
            border-radius: 8px;
            display: none;
            width: 150px;
            text-align: center;
        }

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

        .float-btn .qr-tip img {
            width: 120px;
            height: 120px;
            margin-bottom: 5px;
        }

        .float-btn .qr-tip p {
            font-size: 11px;
            color: var(--text-light);
        }

        /* 友情链接与页脚 */
        footer {
            background: #06040a;
            padding: 60px 0 30px 0;
            border-top: 1px solid rgba(255, 0, 127, 0.15);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-col h3 {
            font-size: 16px;
            color: #fff;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 8px;
        }

        .footer-col h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 30px;
            height: 2px;
            background: var(--primary-pink);
        }

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

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

        .footer-col ul li a {
            color: var(--text-gray);
            text-decoration: none;
            font-size: 14px;
            transition: var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--primary-pink);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding-top: 30px;
            text-align: center;
            font-size: 13px;
            color: var(--text-gray);
        }

        .friend-links {
            margin-bottom: 20px;
            padding-bottom: 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            text-align: center;
        }

        .friend-links a {
            color: var(--text-gray);
            text-decoration: none;
            margin: 0 10px;
            font-size: 13px;
            display: inline-block;
            transition: var(--transition);
        }

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

        /* 动画定义 */
        @keyframes pulse {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.8; transform: scale(0.98); }
        }

        /* 移动端响应式适配 */
        @media (max-width: 992px) {
            .stats-grid { grid-template-columns: repeat(2, 1fr); }
            .grid-3 { grid-template-columns: repeat(2, 1fr); }
            .testimonial-grid { grid-template-columns: repeat(2, 1fr); }
            .showcase-grid { grid-template-columns: 1fr; }
            .contact-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: repeat(2, 1fr); }
        }

        @media (max-width: 768px) {
            #hero h1 { font-size: 32px; }
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background: var(--bg-dark);
                padding: 20px;
                border-bottom: 1px solid rgba(255, 0, 127, 0.15);
            }
            .nav-links.active {
                display: flex;
            }
            .nav-toggle { display: block; }
            .stats-grid { grid-template-columns: 1fr; }
            .grid-3 { grid-template-columns: 1fr; }
            .flow-steps { flex-direction: column; }
            .testimonial-grid { grid-template-columns: 1fr; }
            .news-list { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; }
        }