:root {
            --primary: #0052ff;
            --primary-hover: #003db3;
            --secondary: #ff5a00;
            --secondary-hover: #cc4800;
            --accent: #00e676;
            --dark: #0f172a;
            --dark-soft: #1e293b;
            --light: #f8fafc;
            --border: #e2e8f0;
            --text-muted: #64748b;
            --container-width: 1200px;
        }

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

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

        a {
            color: inherit;
            text-decoration: none;
            transition: all 0.3s ease;
        }

        ul {
            list-style: none;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        /* 统一容器 */
        .container {
            width: 100%;
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* 撞色标题设计 */
        .section-title {
            text-align: center;
            margin-bottom: 50px;
            position: relative;
        }

        .section-title h2 {
            font-size: 2.2rem;
            color: var(--dark);
            font-weight: 800;
            display: inline-block;
            position: relative;
            z-index: 1;
            padding: 0 10px;
        }

        .section-title h2::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 0;
            width: 100%;
            height: 12px;
            background: var(--accent);
            z-index: -1;
            transform: skewX(-15deg);
            opacity: 0.8;
        }

        .section-title p {
            color: var(--text-muted);
            margin-top: 10px;
            font-size: 1.1rem;
        }

        /* 按钮样式 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            font-weight: 700;
            border-radius: 8px;
            transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
            cursor: pointer;
            border: none;
            font-size: 1rem;
        }

        .btn-primary {
            background-color: var(--primary);
            color: #ffffff;
            border: 2px solid var(--primary);
        }

        .btn-primary:hover {
            background-color: var(--primary-hover);
            border-color: var(--primary-hover);
            transform: translateY(-2px);
        }

        .btn-secondary {
            background-color: var(--secondary);
            color: #ffffff;
            border: 2px solid var(--secondary);
        }

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

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

        .btn-outline:hover {
            background-color: var(--dark);
            color: #ffffff;
            transform: translateY(-2px);
        }

        /* 导航栏 */
        .header {
            background-color: rgba(255, 255, 255, 0.95);
            border-bottom: 2px solid var(--dark);
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(10px);
        }

        .header-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 80px;
        }

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

        .logo-wrap img {
            height: 45px;
            width: auto;
        }

        .nav-list {
            display: flex;
            gap: 20px;
        }

        .nav-link {
            font-weight: 600;
            color: var(--dark);
            padding: 8px 12px;
            border-radius: 4px;
        }

        .nav-link:hover {
            background-color: var(--accent);
            color: var(--dark);
        }

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

        .menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--dark);
        }

        /* 首屏 Hero - 无图片，纯色/渐变/几何块撞色 */
        .hero {
            background: radial-gradient(circle at 10% 20%, rgba(0, 82, 255, 0.05) 0%, rgba(255, 90, 0, 0.05) 90%), #ffffff;
            padding: 120px 0 80px 0;
            border-bottom: 2px solid var(--dark);
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -50px;
            right: -50px;
            width: 300px;
            height: 300px;
            background-color: var(--accent);
            opacity: 0.15;
            border-radius: 50%;
            filter: blur(80px);
        }

        .hero::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -80px;
            width: 400px;
            height: 400px;
            background-color: var(--primary);
            opacity: 0.08;
            border-radius: 50%;
            filter: blur(100px);
        }

        .hero-content {
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .hero-badge {
            background-color: var(--dark);
            color: var(--accent);
            padding: 6px 16px;
            font-size: 0.9rem;
            font-weight: 700;
            border-radius: 30px;
            display: inline-block;
            margin-bottom: 25px;
            text-transform: uppercase;
            letter-spacing: 1px;
            border: 1px solid var(--dark);
        }

        .hero-title {
            font-size: 3.2rem;
            line-height: 1.25;
            color: var(--dark);
            font-weight: 900;
            margin-bottom: 25px;
        }

        .hero-title span {
            background: linear-gradient(to right, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-desc {
            font-size: 1.25rem;
            color: var(--text-muted);
            margin-bottom: 40px;
            line-height: 1.8;
        }

        .hero-btns {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        /* 数据指标卡片 */
        .stats-section {
            background-color: var(--dark);
            color: #ffffff;
            padding: 50px 0;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            text-align: center;
        }

        .stat-card h3 {
            font-size: 3rem;
            font-weight: 800;
            color: var(--accent);
            margin-bottom: 5px;
        }

        .stat-card p {
            color: #94a3b8;
            font-size: 1rem;
        }

        /* 统一卡片样式 */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .card {
            background-color: #ffffff;
            border: 2px solid var(--dark);
            box-shadow: 5px 5px 0px 0px var(--dark);
            border-radius: 12px;
            padding: 30px;
            transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
            position: relative;
        }

        .card:hover {
            transform: translate(-4px, -4px);
            box-shadow: 9px 9px 0px 0px var(--dark);
        }

        /* 服务能力卡片 */
        .services-section {
            padding: 100px 0;
            background-color: #ffffff;
        }

        .service-card .icon-box {
            width: 60px;
            height: 60px;
            background-color: var(--accent);
            border: 2px solid var(--dark);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            margin-bottom: 20px;
            font-weight: bold;
        }

        .service-card h4 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

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

        /* 一站式AIGC制作区 */
        .production-section {
            padding: 100px 0;
            background-color: var(--light);
            border-top: 2px solid var(--dark);
            border-bottom: 2px solid var(--dark);
        }

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

        .production-text h3 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 20px;
            line-height: 1.3;
        }

        .production-text p {
            color: var(--text-muted);
            margin-bottom: 30px;
            font-size: 1.05rem;
        }

        .scene-tags {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 30px;
        }

        .scene-tag {
            background-color: #ffffff;
            border: 1px solid var(--dark);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 600;
        }

        .production-media {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .media-box {
            border: 2px solid var(--dark);
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 4px 4px 0px 0px var(--dark);
            background-color: #ffffff;
        }

        .media-box.full-width {
            grid-column: span 2;
        }

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

        .media-title {
            padding: 10px 15px;
            font-weight: 700;
            border-top: 2px solid var(--dark);
            font-size: 0.9rem;
            background-color: #ffffff;
        }

        /* 平台聚合网格 */
        .platform-section {
            padding: 100px 0;
            background-color: #ffffff;
        }

        .platform-cloud {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 15px;
            max-width: 1000px;
            margin: 0 auto;
        }

        .platform-badge {
            background-color: var(--light);
            border: 2px solid var(--dark);
            padding: 8px 18px;
            border-radius: 8px;
            font-weight: 700;
            font-size: 0.95rem;
            transition: all 0.2s ease;
        }

        .platform-badge:hover {
            background-color: var(--accent);
            transform: scale(1.05);
        }

        /* 全行业解决方案 与 服务网络 */
        .solutions-section {
            padding: 100px 0;
            background-color: var(--light);
            border-bottom: 2px solid var(--dark);
        }

        .solution-card {
            border-left: 5px solid var(--primary);
        }

        .network-section {
            padding: 80px 0;
            background-color: #ffffff;
            text-align: center;
        }

        .network-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 40px;
        }

        .network-item {
            padding: 20px;
            border: 2px solid var(--dark);
            border-radius: 8px;
            font-weight: 700;
            background-color: var(--light);
        }

        /* 步骤流程与技术标准 */
        .process-section {
            padding: 100px 0;
            background-color: var(--light);
            border-bottom: 2px solid var(--dark);
        }

        .steps-container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .step-item {
            position: relative;
            background-color: #ffffff;
            border: 2px solid var(--dark);
            padding: 25px;
            border-radius: 12px;
            box-shadow: 4px 4px 0px var(--dark);
        }

        .step-num {
            position: absolute;
            top: -20px;
            left: 20px;
            width: 40px;
            height: 40px;
            background-color: var(--secondary);
            color: #ffffff;
            font-weight: 800;
            font-size: 1.2rem;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 2px solid var(--dark);
        }

        .step-item h4 {
            margin-top: 15px;
            margin-bottom: 10px;
            font-weight: 700;
        }

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

        /* 对比评测板块 */
        .evaluation-section {
            padding: 100px 0;
            background-color: #ffffff;
        }

        .eval-wrapper {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 40px;
            align-items: center;
        }

        .eval-score-card {
            background-color: var(--dark);
            color: #ffffff;
            padding: 40px;
            border-radius: 12px;
            text-align: center;
            border: 2px solid var(--dark);
            box-shadow: 6px 6px 0px var(--accent);
        }

        .eval-score-card h3 {
            font-size: 1.5rem;
            margin-bottom: 15px;
        }

        .score-num {
            font-size: 4.5rem;
            font-weight: 900;
            color: var(--accent);
            line-height: 1;
            margin-bottom: 10px;
        }

        .score-stars {
            font-size: 1.8rem;
            color: #eab308;
            margin-bottom: 15px;
        }

        .table-responsive {
            width: 100%;
            overflow-x: auto;
            border: 2px solid var(--dark);
            border-radius: 8px;
            box-shadow: 5px 5px 0px var(--dark);
        }

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

        .eval-table th, .eval-table td {
            padding: 15px 20px;
            border-bottom: 1px solid var(--border);
        }

        .eval-table th {
            background-color: var(--light);
            font-weight: 800;
            border-bottom: 2px solid var(--dark);
        }

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

        .highlight-row {
            background-color: rgba(0, 82, 255, 0.03);
            font-weight: 600;
        }

        .tag-yes {
            color: #10b981;
            font-weight: bold;
        }

        .tag-no {
            color: #ef4444;
            font-weight: bold;
        }

        /* Token 比价 */
        .token-section {
            padding: 100px 0;
            background-color: var(--light);
            border-top: 2px solid var(--dark);
            border-bottom: 2px solid var(--dark);
        }

        /* 人工智能培训 */
        .training-section {
            padding: 100px 0;
            background-color: #ffffff;
        }

        .course-card {
            border-top: 6px solid var(--secondary);
        }

        /* 案例中心 */
        .cases-section {
            padding: 100px 0;
            background-color: var(--light);
            border-bottom: 2px solid var(--dark);
        }

        .case-card {
            padding: 0;
            overflow: hidden;
        }

        .case-img {
            height: 220px;
            background-color: #e2e8f0;
            border-bottom: 2px solid var(--dark);
            overflow: hidden;
        }

        .case-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .case-info {
            padding: 25px;
        }

        .case-info h4 {
            font-size: 1.25rem;
            margin-bottom: 10px;
            font-weight: 700;
        }

        /* FAQ折叠面板 */
        .faq-section {
            padding: 100px 0;
            background-color: #ffffff;
        }

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

        .faq-item {
            border: 2px solid var(--dark);
            border-radius: 8px;
            margin-bottom: 15px;
            overflow: hidden;
            box-shadow: 3px 3px 0px var(--dark);
            background-color: #ffffff;
        }

        .faq-header {
            padding: 18px 25px;
            background-color: #ffffff;
            font-weight: 700;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            user-select: none;
            transition: background-color 0.2s ease;
        }

        .faq-header:hover {
            background-color: var(--light);
        }

        .faq-header::after {
            content: '+';
            font-size: 1.5rem;
            font-weight: 400;
            transition: transform 0.3s ease;
        }

        .faq-item.active .faq-header::after {
            content: '−';
        }

        .faq-content {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
            background-color: var(--light);
            border-top: 0 solid var(--dark);
        }

        .faq-item.active .faq-content {
            max-height: 500px;
            border-top: 2px solid var(--dark);
            transition: max-height 0.3s cubic-bezier(1, 0, 1, 0);
        }

        .faq-content p {
            padding: 20px 25px;
            color: var(--dark-soft);
        }

        /* 自助排查与术语百科 */
        .troubleshoot-section {
            padding: 100px 0;
            background-color: var(--light);
            border-bottom: 2px solid var(--dark);
        }

        .glossary-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
            margin-top: 30px;
        }

        .glossary-card {
            background-color: #ffffff;
            border: 2px solid var(--dark);
            padding: 20px;
            border-radius: 8px;
        }

        .glossary-card h5 {
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 8px;
            color: var(--primary);
        }

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

        /* 评论板块 */
        .reviews-section {
            padding: 100px 0;
            background-color: #ffffff;
        }

        .review-card {
            position: relative;
        }

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

        .review-user {
            display: flex;
            align-items: center;
            gap: 12px;
            border-top: 1px solid var(--border);
            padding-top: 15px;
        }

        .avatar-placeholder {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: var(--accent);
            border: 2px solid var(--dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 0.9rem;
        }

        .user-info h5 {
            font-weight: 700;
            font-size: 0.95rem;
        }

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

        /* 资讯 / 知识库 */
        .articles-section {
            padding: 100px 0;
            background-color: var(--light);
            border-bottom: 2px solid var(--dark);
        }

        .article-list {
            margin-top: 30px;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
        }

        .article-item {
            background-color: #ffffff;
            border: 2px solid var(--dark);
            border-radius: 8px;
            padding: 20px;
            box-shadow: 4px 4px 0px var(--dark);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .article-item h4 {
            font-size: 1.1rem;
            margin-bottom: 12px;
            font-weight: 700;
        }

        .article-link {
            align-self: flex-start;
            font-size: 0.9rem;
            color: var(--primary);
            font-weight: 700;
        }

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

        /* 智能匹配与联系我们（含加盟表单） */
        .contact-section {
            padding: 100px 0;
            background-color: #ffffff;
        }

        .contact-grid {
            display: grid;
            grid-template-columns: 1.2fr 1.8fr;
            gap: 50px;
        }

        .contact-info-panel {
            background-color: var(--dark);
            color: #ffffff;
            padding: 40px;
            border-radius: 12px;
            border: 2px solid var(--dark);
            box-shadow: 6px 6px 0px var(--secondary);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .contact-info-panel h3 {
            font-size: 1.8rem;
            color: var(--accent);
            margin-bottom: 25px;
        }

        .info-list li {
            margin-bottom: 20px;
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }

        .info-list strong {
            color: var(--accent);
        }

        .qr-codes {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 15px;
            margin-top: 30px;
        }

        .qr-box {
            background-color: #ffffff;
            padding: 10px;
            border-radius: 8px;
            text-align: center;
            color: var(--dark);
            border: 2px solid var(--dark);
        }

        .qr-box img {
            width: 100%;
            height: auto;
            margin-bottom: 8px;
        }

        .qr-box p {
            font-size: 0.75rem;
            font-weight: 700;
        }

        .form-card {
            background-color: #ffffff;
            border: 2px solid var(--dark);
            box-shadow: 6px 6px 0px var(--dark);
            border-radius: 12px;
            padding: 45px;
        }

        .form-card h3 {
            font-size: 1.6rem;
            font-weight: 800;
            margin-bottom: 30px;
        }

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

        .form-group label {
            display: block;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid var(--dark);
            border-radius: 8px;
            font-size: 1rem;
            background-color: var(--light);
            outline: none;
            transition: border-color 0.2s ease;
        }

        .form-control:focus {
            border-color: var(--primary);
            background-color: #ffffff;
        }

        textarea.form-control {
            resize: vertical;
            height: 120px;
        }

        /* 页脚 */
        .footer {
            background-color: var(--dark);
            color: #94a3b8;
            padding: 60px 0 30px 0;
            border-top: 4px solid var(--dark);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-logo img {
            height: 45px;
            margin-bottom: 15px;
        }

        .footer-links h4 {
            color: #ffffff;
            font-weight: 700;
            margin-bottom: 20px;
            font-size: 1.1rem;
        }

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

        .footer-links ul li a:hover {
            color: var(--accent);
        }

        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 10px;
        }

        .friend-links a {
            background-color: var(--dark-soft);
            color: #ffffff;
            padding: 5px 10px;
            font-size: 0.8rem;
            border-radius: 4px;
        }

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

        .footer-bottom {
            border-top: 1px solid var(--dark-soft);
            padding-top: 30px;
            text-align: center;
            font-size: 0.85rem;
        }

        .ai-page-home-link {
            color: var(--accent) !important;
            font-weight: bold;
        }

        /* 悬浮客服 */
        .floating-widget {
            position: fixed;
            right: 25px;
            bottom: 25px;
            z-index: 99;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .float-btn {
            width: 50px;
            height: 50px;
            background-color: var(--accent);
            border: 2px solid var(--dark);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            box-shadow: 3px 3px 0px var(--dark);
            font-weight: bold;
            font-size: 1.2rem;
            transition: all 0.2s ease;
        }

        .float-btn:hover {
            transform: translateY(-3px);
            box-shadow: 5px 5px 0px var(--dark);
        }

        .float-kefu-panel {
            position: absolute;
            bottom: 60px;
            right: 0;
            width: 220px;
            background-color: #ffffff;
            border: 2px solid var(--dark);
            border-radius: 8px;
            padding: 15px;
            box-shadow: 5px 5px 0px var(--dark);
            display: none;
            text-align: center;
        }

        .float-kefu-panel img {
            width: 100%;
            height: auto;
            margin-bottom: 8px;
        }

        .float-kefu-panel p {
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--dark);
        }

        /* 响应式样式适配 */
        @media (max-width: 992px) {
            .hero-title {
                font-size: 2.5rem;
            }
            .production-grid, .eval-wrapper, .contact-grid {
                grid-template-columns: 1fr;
            }
            .production-media {
                margin-top: 30px;
            }
            .stats-grid, .network-grid, .steps-container {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-list {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 80px;
                left: 0;
                width: 100%;
                background-color: #ffffff;
                border-bottom: 2px solid var(--dark);
                padding: 20px;
                gap: 15px;
                box-shadow: 0 4px 6px rgba(0,0,0,0.1);
            }
            .nav-list.active {
                display: flex;
            }
            .menu-toggle {
                display: block;
            }
            .hero-title {
                font-size: 2rem;
            }
            .stats-grid, .network-grid, .steps-container {
                grid-template-columns: 1fr;
            }
        }