:root {
            --bg-dark: #0a0515;
            --panel-dark: #130a24;
            --panel-border: rgba(255, 0, 127, 0.2);
            --primary: #ff007f;
            --primary-glow: rgba(255, 0, 127, 0.4);
            --secondary: #7f00ff;
            --cyan: #00f0ff;
            --text-light: #f5f3f7;
            --text-muted: #b5afc4;
            --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            --container-width: 1200px;
        }

        /* 重置与基准样式 */
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            background-color: var(--bg-dark);
            color: var(--text-light);
            font-family: var(--font-main);
            line-height: 1.6;
            overflow-x: hidden;
        }
        a {
            color: var(--cyan);
            text-decoration: none;
            transition: all 0.3s ease;
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 8px;
        }
        
        /* 导航与公共布局 */
        .container {
            width: 100%;
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* 头部导航 */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(10, 5, 21, 0.85);
            backdrop-filter: blur(12px);
            z-index: 1000;
            border-bottom: 1px solid var(--panel-border);
        }
        .nav-wrapper {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 70px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .ai-page-logo {
            height: 38px;
            width: auto;
        }
        .brand-text {
            font-size: 1.25rem;
            font-weight: 800;
            background: linear-gradient(45deg, var(--primary), var(--cyan));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 20px;
        }
        nav ul li a {
            color: var(--text-light);
            font-size: 0.9rem;
            font-weight: 500;
        }
        nav ul li a:hover {
            color: var(--primary);
        }
        .nav-right {
            display: flex;
            align-items: center;
            gap: 15px;
        }
        .btn-glow {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
            padding: 8px 18px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: bold;
            box-shadow: 0 0 15px var(--primary-glow);
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .btn-glow:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 25px var(--primary);
            color: #fff;
        }
        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
        }
        .menu-toggle span {
            width: 25px;
            height: 3px;
            background-color: var(--text-light);
            transition: 0.3s;
        }

        /* 核心区 Section */
        section {
            padding: 80px 0;
            border-bottom: 1px solid rgba(255, 0, 127, 0.05);
        }
        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }
        .section-header h2 {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(90deg, #fff, var(--cyan));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 15px;
        }
        .section-header p {
            color: var(--text-muted);
            font-size: 1.1rem;
            max-width: 600px;
            margin: 0 auto;
        }

        /* Hero首屏 - 严禁出现任何图片 */
        .hero {
            position: relative;
            padding: 150px 0 100px 0;
            background: radial-gradient(circle at 80% 20%, rgba(127, 0, 255, 0.15) 0%, transparent 60%),
                        radial-gradient(circle at 10% 80%, rgba(255, 0, 127, 0.1) 0%, transparent 50%);
            text-align: center;
        }
        .hero h1 {
            font-size: 3rem;
            font-weight: 900;
            line-height: 1.2;
            letter-spacing: -0.5px;
            margin-bottom: 25px;
            background: linear-gradient(135deg, #fff 30%, var(--cyan) 70%, var(--primary) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero p {
            font-size: 1.25rem;
            color: var(--text-muted);
            max-width: 800px;
            margin: 0 auto 40px auto;
        }
        .hero-btns {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-bottom: 60px;
        }
        .btn-outline {
            background: transparent;
            color: var(--cyan);
            border: 2px solid var(--cyan);
            padding: 10px 24px;
            border-radius: 30px;
            font-weight: bold;
            transition: all 0.3s ease;
        }
        .btn-outline:hover {
            background: var(--cyan);
            color: var(--bg-dark);
            box-shadow: 0 0 15px var(--cyan);
        }

        /* 数据指标卡片 */
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 40px;
        }
        .stat-card {
            background: var(--panel-dark);
            border: 1px solid var(--panel-border);
            padding: 30px 20px;
            border-radius: 12px;
            text-align: center;
            transition: all 0.3s ease;
        }
        .stat-card:hover {
            transform: translateY(-5px);
            border-color: var(--cyan);
            box-shadow: 0 10px 20px rgba(0, 240, 255, 0.15);
        }
        .stat-card h3 {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 10px;
            font-weight: 800;
        }
        .stat-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        /* 关于我们与加盟代理 */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .about-text h3 {
            font-size: 1.8rem;
            color: var(--cyan);
            margin-bottom: 20px;
        }
        .about-text p {
            color: var(--text-muted);
            margin-bottom: 20px;
            font-size: 1rem;
        }
        .highlight-box {
            background: linear-gradient(135deg, rgba(255, 0, 127, 0.1), rgba(127, 0, 255, 0.1));
            border: 1px dashed var(--primary);
            padding: 25px;
            border-radius: 12px;
            margin-top: 30px;
        }
        .highlight-box h4 {
            color: #fff;
            margin-bottom: 10px;
            font-size: 1.1rem;
        }

        /* 全平台 AIGC 服务标签云与卡片 */
        .service-cloud {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
            margin-bottom: 50px;
        }
        .tag-pill {
            background: rgba(127, 0, 255, 0.15);
            border: 1px solid rgba(127, 0, 255, 0.3);
            color: var(--text-light);
            padding: 8px 18px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: all 0.3s ease;
        }
        .tag-pill:hover {
            background: var(--primary);
            border-color: var(--primary);
            box-shadow: 0 0 10px var(--primary-glow);
            transform: translateY(-2px);
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }
        .feature-card {
            background: var(--panel-dark);
            border: 1px solid var(--panel-border);
            border-radius: 12px;
            padding: 35px 25px;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--cyan));
            opacity: 0;
            transition: opacity 0.3s;
        }
        .feature-card:hover {
            transform: translateY(-8px);
            border-color: rgba(255, 0, 127, 0.4);
            box-shadow: 0 15px 30px rgba(255, 0, 127, 0.1);
        }
        .feature-card:hover::before {
            opacity: 1;
        }
        .feature-card .icon {
            font-size: 2rem;
            color: var(--cyan);
            margin-bottom: 20px;
        }
        .feature-card h3 {
            font-size: 1.4rem;
            margin-bottom: 15px;
            color: #fff;
        }
        .feature-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        /* 制作场景与行业解决方案 */
        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .sol-card {
            background: var(--panel-dark);
            border: 1px solid var(--panel-border);
            border-radius: 8px;
            padding: 25px 20px;
            text-align: center;
        }
        .sol-card h4 {
            font-size: 1.25rem;
            color: var(--cyan);
            margin-bottom: 12px;
        }
        .sol-card p {
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        /* 标准化 AIGC 流程与技术标准 */
        .timeline {
            position: relative;
            max-width: 800px;
            margin: 40px auto 0 auto;
        }
        .timeline::after {
            content: '';
            position: absolute;
            width: 2px;
            background: var(--panel-border);
            top: 0;
            bottom: 0;
            left: 50%;
            margin-left: -1px;
        }
        .timeline-item {
            padding: 10px 40px;
            position: relative;
            background-color: inherit;
            width: 50%;
        }
        .timeline-item::after {
            content: '';
            position: absolute;
            width: 16px;
            height: 16px;
            right: -8px;
            background-color: var(--bg-dark);
            border: 3px solid var(--primary);
            top: 15px;
            border-radius: 50%;
            z-index: 1;
        }
        .left {
            left: 0;
        }
        .right {
            left: 50%;
        }
        .right::after {
            left: -8px;
        }
        .timeline-content {
            padding: 20px;
            background: var(--panel-dark);
            position: relative;
            border-radius: 8px;
            border: 1px solid var(--panel-border);
        }
        .timeline-content h4 {
            color: var(--cyan);
            margin-bottom: 8px;
        }
        .timeline-content p {
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        /* 客户案例中心 - 包含资源图展示 */
        .cases-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 30px;
        }
        .case-main {
            background: var(--panel-dark);
            border: 1px solid var(--panel-border);
            border-radius: 12px;
            padding: 30px;
        }
        .case-gallery {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
        }
        .case-image-wrapper {
            position: relative;
            border-radius: 8px;
            overflow: hidden;
            border: 1px solid var(--panel-border);
        }
        .case-image-wrapper img {
            width: 100%;
            display: block;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .case-image-wrapper:hover img {
            transform: scale(1.05);
        }
        .case-info-tag {
            position: absolute;
            bottom: 10px;
            left: 10px;
            background: rgba(10, 5, 21, 0.85);
            padding: 6px 12px;
            border-radius: 4px;
            font-size: 0.8rem;
            border-left: 3px solid var(--primary);
        }
        .banner-flex {
            display: flex;
            gap: 15px;
            margin-top: 20px;
        }
        .banner-flex img {
            width: calc(25% - 11px);
            border: 1px solid var(--panel-border);
        }

        /* 对比评测 - 表格结构 */
        .table-responsive {
            width: 100%;
            overflow-x: auto;
            border-radius: 12px;
            border: 1px solid var(--panel-border);
            background: var(--panel-dark);
        }
        table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
        }
        th, td {
            padding: 16px 20px;
            border-bottom: 1px solid rgba(255, 0, 127, 0.1);
        }
        th {
            background: rgba(127, 0, 255, 0.2);
            color: #fff;
            font-weight: 600;
        }
        tr:hover {
            background: rgba(255, 0, 127, 0.03);
        }
        .rating-badge {
            display: inline-block;
            background: linear-gradient(45deg, var(--primary), var(--secondary));
            color: #fff;
            padding: 4px 10px;
            border-radius: 4px;
            font-weight: bold;
        }

        /* Token 比价参考 */
        .token-info {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            align-items: center;
        }

        /* 人工智能培训 */
        .training-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 15px;
        }
        .train-card {
            background: linear-gradient(180deg, var(--panel-dark) 0%, rgba(25, 15, 45, 0.6) 100%);
            border: 1px solid var(--panel-border);
            border-radius: 10px;
            padding: 20px 15px;
            text-align: center;
            transition: all 0.3s ease;
        }
        .train-card:hover {
            border-color: var(--cyan);
            transform: translateY(-5px);
        }
        .train-card h4 {
            font-size: 1rem;
            color: #fff;
            margin-bottom: 10px;
        }
        .train-card span {
            font-size: 0.8rem;
            color: var(--cyan);
        }

        /* 需求匹配表单与联系我们 */
        .contact-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
        }
        .form-panel {
            background: var(--panel-dark);
            border: 1px solid var(--panel-border);
            border-radius: 12px;
            padding: 40px;
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-size: 0.9rem;
            color: var(--text-light);
        }
        .form-control {
            width: 100%;
            background: rgba(10, 5, 21, 0.7);
            border: 1px solid var(--panel-border);
            border-radius: 6px;
            padding: 12px;
            color: #fff;
            font-family: inherit;
        }
        .form-control:focus {
            outline: none;
            border-color: var(--cyan);
            box-shadow: 0 0 10px rgba(0, 240, 255, 0.3);
        }
        .info-panel {
            background: var(--panel-dark);
            border: 1px solid var(--panel-border);
            border-radius: 12px;
            padding: 40px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        .qr-area {
            text-align: center;
            margin-bottom: 25px;
        }
        .qr-area img {
            width: 150px;
            height: 150px;
            border: 2px solid var(--primary);
            padding: 5px;
            background: #fff;
        }

        /* FAQ 与 自助排查 */
        .faq-list {
            max-width: 850px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--panel-dark);
            border: 1px solid var(--panel-border);
            border-radius: 8px;
            margin-bottom: 15px;
            overflow: hidden;
            transition: all 0.3s ease;
        }
        .faq-question {
            padding: 18px 25px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
        }
        .faq-question::after {
            content: '+';
            font-size: 1.5rem;
            color: var(--cyan);
            transition: transform 0.3s ease;
        }
        .faq-item.active .faq-question::after {
            content: '-';
            transform: rotate(90deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            background: rgba(10, 5, 21, 0.4);
            color: var(--text-muted);
            font-size: 0.95rem;
        }
        .faq-item.active .faq-answer {
            max-height: 200px;
            padding: 18px 25px;
            border-top: 1px solid rgba(255, 0, 127, 0.05);
        }

        /* 客户评论卡片 */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }
        .review-card {
            background: var(--panel-dark);
            border: 1px solid var(--panel-border);
            border-radius: 12px;
            padding: 25px;
            position: relative;
        }
        .review-text {
            font-style: italic;
            color: var(--text-light);
            margin-bottom: 20px;
            font-size: 0.95rem;
        }
        .review-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .review-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(45deg, var(--primary), var(--secondary));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            color: #fff;
        }
        .review-meta h5 {
            color: #fff;
            font-size: 0.95rem;
        }
        .review-meta span {
            color: var(--cyan);
            font-size: 0.8rem;
        }

        /* 文章列表与友情链接 */
        .articles-box {
            background: var(--panel-dark);
            border: 1px solid var(--panel-border);
            border-radius: 12px;
            padding: 30px;
            margin-bottom: 40px;
        }
        .articles-list {
            list-style: none;
        }
        .articles-list li {
            border-bottom: 1px solid rgba(255, 0, 127, 0.1);
            padding: 15px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .articles-list li:last-child {
            border-bottom: none;
        }
        .articles-list li a {
            color: var(--text-light);
            font-weight: 500;
        }
        .articles-list li a:hover {
            color: var(--cyan);
        }
        .articles-list .date {
            color: var(--text-muted);
            font-size: 0.85rem;
        }

        /* 友情链接专区 */
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            justify-content: center;
            padding: 20px;
            background: rgba(19, 10, 36, 0.5);
            border-radius: 8px;
            border: 1px solid rgba(255, 0, 127, 0.1);
        }
        .friend-links a {
            font-size: 0.9rem;
            color: var(--text-muted);
            border: 1px solid rgba(255,0,127,0.15);
            padding: 5px 12px;
            border-radius: 4px;
            background: rgba(10,5,21,0.5);
        }
        .friend-links a:hover {
            color: var(--primary);
            border-color: var(--primary);
            box-shadow: 0 0 8px rgba(255,0,127,0.3);
        }

        /* 页脚 */
        footer {
            background: #06030c;
            border-top: 1px solid var(--panel-border);
            padding: 60px 0 20px 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-col h4 {
            color: #fff;
            margin-bottom: 20px;
            font-size: 1.1rem;
        }
        .footer-col p {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 15px;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 0.9rem;
        }
        .footer-col ul li a:hover {
            color: var(--cyan);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 0, 127, 0.05);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* 侧边浮动 */
        .floating-contact {
            position: fixed;
            right: 20px;
            bottom: 80px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .float-btn {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            box-shadow: 0 4px 15px rgba(255, 0, 127, 0.4);
            cursor: pointer;
            position: relative;
        }
        .float-btn:hover .qr-hover-box {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .qr-hover-box {
            position: absolute;
            right: 60px;
            bottom: 0;
            background: var(--panel-dark);
            border: 1px solid var(--primary);
            padding: 15px;
            border-radius: 8px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.5);
            opacity: 0;
            visibility: hidden;
            transform: translateY(10px);
            transition: all 0.3s ease;
            text-align: center;
        }
        .qr-hover-box img {
            width: 120px;
            height: 120px;
        }
        .qr-hover-box p {
            font-size: 0.8rem;
            margin-top: 8px;
            color: var(--text-light);
            white-space: nowrap;
        }

        /* 响应式适配 */
        @media (max-width: 1024px) {
            .stat-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
            .solutions-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .training-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .cases-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            nav {
                display: none;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background: var(--bg-dark);
                border-bottom: 1px solid var(--panel-border);
                padding: 20px;
            }
            nav.active {
                display: block;
            }
            nav ul {
                flex-direction: column;
                gap: 15px;
            }
            .menu-toggle {
                display: flex;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
            .stat-grid {
                grid-template-columns: 1fr;
            }
            .about-grid {
                grid-template-columns: 1fr;
            }
            .grid-3 {
                grid-template-columns: 1fr;
            }
            .solutions-grid {
                grid-template-columns: 1fr;
            }
            .training-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .contact-grid {
                grid-template-columns: 1fr;
            }
            .reviews-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .timeline::after {
                left: 20px;
            }
            .timeline-item {
                width: 100%;
                padding-left: 40px;
                padding-right: 0;
            }
            .timeline-item.right {
                left: 0;
            }
            .timeline-item.right::after, .timeline-item.left::after {
                left: 12px;
            }
        }