:root {
            --primary-color: #E91E63;
            --primary-hover: #D81B60;
            --primary-light: #FCE4EC;
            --primary-bg-gradient: linear-gradient(135deg, #FFF0F5 0%, #FFE4E1 100%);
            --text-dark: #2C3E50;
            --text-muted: #7F8C8D;
            --bg-white: #FFFFFF;
            --bg-gray: #F8F9FA;
            --border-color: #F1F3F5;
            --accent-color: #FF2E93;
            --shadow-sm: 0 2px 8px rgba(233, 30, 99, 0.08);
            --shadow-md: 0 8px 24px rgba(233, 30, 99, 0.12);
            --shadow-lg: 0 16px 48px rgba(233, 30, 99, 0.16);
            --transition: all 0.3s ease;
        }

        * {
            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;
            color: var(--text-dark);
            background-color: var(--bg-white);
            line-height: 1.6;
        }

        body {
            overflow-x: hidden;
        }

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

        /* 统一标题 */
        .section-header {
            text-align: center;
            margin-bottom: 60px;
        }

        .section-header h2 {
            font-size: 2.2rem;
            color: var(--text-dark);
            margin-bottom: 16px;
            position: relative;
            display: inline-block;
        }

        .section-header h2::after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background: var(--primary-color);
            margin: 12px auto 0;
            border-radius: 2px;
        }

        .section-header p {
            color: var(--text-muted);
            font-size: 1.1rem;
        }

        section {
            padding: 90px 0;
            border-bottom: 1px solid var(--border-color);
        }

        a {
            color: var(--primary-color);
            text-decoration: none;
            transition: var(--transition);
        }

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

        /* 按钮样式 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            transition: var(--transition);
            cursor: pointer;
            border: none;
        }

        .btn-primary {
            background-color: var(--primary-color);
            color: var(--bg-white);
            box-shadow: 0 4px 14px rgba(233, 30, 99, 0.4);
        }

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

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

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

        /* 顶部导航 */
        .nav-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background-color: rgba(255, 255, 255, 0.95);
            box-shadow: var(--shadow-sm);
            z-index: 1000;
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-color);
        }

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

        .logo-box {
            display: flex;
            align-items: center;
        }

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

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

        .nav-item a {
            color: var(--text-dark);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 8px 12px;
            border-radius: 4px;
        }

        .nav-item a:hover {
            color: var(--primary-color);
            background-color: var(--primary-light);
        }

        .nav-btn {
            display: flex;
            align-items: center;
            gap: 12px;
        }

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

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

        /* Hero首屏 - 严禁出现任何图片资源 */
        .hero-section {
            padding-top: 140px;
            padding-bottom: 90px;
            background: var(--primary-bg-gradient);
            position: relative;
            overflow: hidden;
            border-bottom: none;
        }

        .hero-container {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
            align-items: center;
        }

        .hero-text h1 {
            font-size: 2.8rem;
            line-height: 1.3;
            color: var(--text-dark);
            margin-bottom: 24px;
        }

        .hero-text h1 span {
            color: var(--primary-color);
            position: relative;
        }

        .hero-text p {
            font-size: 1.2rem;
            color: #576574;
            margin-bottom: 36px;
        }

        .hero-btns {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 40px;
        }

        .hero-tags {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .hero-tags span {
            background-color: rgba(233, 30, 99, 0.08);
            color: var(--primary-color);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            border: 1px solid rgba(233, 30, 99, 0.15);
        }

        /* 首屏右侧数据卡片代替图片 */
        .hero-card-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .hero-stat-card {
            background: var(--bg-white);
            padding: 24px;
            border-radius: 12px;
            box-shadow: var(--shadow-md);
            border-top: 4px solid var(--primary-color);
            transition: var(--transition);
        }

        .hero-stat-card:hover {
            transform: translateY(-5px);
        }

        .hero-stat-card h3 {
            font-size: 2.2rem;
            color: var(--primary-color);
            margin-bottom: 8px;
        }

        .hero-stat-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        /* 关于我们与软件介绍 */
        .about-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 50px;
            align-items: center;
        }

        .about-content h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
            color: var(--text-dark);
        }

        .about-content p {
            margin-bottom: 16px;
            color: #576574;
        }

        .about-features {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
            margin-top: 30px;
        }

        .about-feature-item {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .about-feature-item i {
            width: 24px;
            height: 24px;
            background-color: var(--primary-light);
            color: var(--primary-color);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-style: normal;
        }

        .about-intro-box {
            background-color: var(--bg-gray);
            padding: 30px;
            border-radius: 16px;
            border-left: 5px solid var(--primary-color);
        }

        .about-intro-box h4 {
            margin-bottom: 12px;
            color: var(--primary-color);
        }

        /* 服务体系 */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

        .service-card {
            background-color: var(--bg-white);
            padding: 30px;
            border-radius: 12px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }

        .service-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
            border-color: var(--primary-color);
        }

        .service-icon {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 20px;
        }

        .service-card h3 {
            font-size: 1.4rem;
            margin-bottom: 12px;
        }

        .service-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 16px;
        }

        /* AIGC制作流程 (时间线) */
        .timeline {
            position: relative;
            max-width: 800px;
            margin: 0 auto;
        }

        .timeline::after {
            content: '';
            position: absolute;
            width: 4px;
            background-color: var(--primary-light);
            top: 0;
            bottom: 0;
            left: 50%;
            margin-left: -2px;
        }

        .timeline-item {
            padding: 10px 40px;
            position: relative;
            background-color: inherit;
            width: 50%;
        }

        .timeline-item::after {
            content: '';
            position: absolute;
            width: 20px;
            height: 20px;
            right: -10px;
            background-color: var(--bg-white);
            border: 4px solid var(--primary-color);
            top: 15px;
            border-radius: 50%;
            z-index: 1;
        }

        .left {
            left: 0;
        }

        .right {
            left: 50%;
        }

        .right::after {
            left: -10px;
        }

        .timeline-content {
            padding: 20px 30px;
            background-color: var(--bg-gray);
            position: relative;
            border-radius: 8px;
            border: 1px solid var(--border-color);
        }

        .timeline-content h3 {
            color: var(--primary-color);
            margin-bottom: 8px;
        }

        /* 解决方案与服务网络 */
        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 24px;
        }

        .solution-card {
            background-color: var(--bg-white);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border: 1px solid var(--border-color);
        }

        .solution-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
        }

        .solution-info {
            padding: 24px;
        }

        .solution-info h4 {
            font-size: 1.25rem;
            margin-bottom: 10px;
            color: var(--text-dark);
        }

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

        /* 服务网络组件 */
        .network-map-area {
            background: linear-gradient(rgba(255,255,255,0.9), rgba(255,255,255,0.9)), url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="%23E91E63" opacity="0.3"/>');
            background-size: 40px 40px;
            padding: 40px;
            border-radius: 16px;
            text-align: center;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
        }

        .network-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
            gap: 20px;
            margin-top: 30px;
        }

        .network-node {
            background: var(--bg-white);
            padding: 16px;
            border-radius: 8px;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
        }

        .network-node h4 {
            color: var(--primary-color);
            margin-bottom: 4px;
        }

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

        /* 案例中心 - 支持横版及方版素材图 */
        .cases-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

        .case-card {
            background: var(--bg-white);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }

        .case-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
        }

        .case-img-container {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background-color: var(--bg-gray);
        }

        .case-img-container.square {
            aspect-ratio: 1 / 1;
        }

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

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

        .case-body {
            padding: 24px;
        }

        .case-tag {
            background-color: var(--primary-light);
            color: var(--primary-color);
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 0.8rem;
            font-weight: 600;
            display: inline-block;
            margin-bottom: 12px;
        }

        .case-body h4 {
            font-size: 1.3rem;
            margin-bottom: 10px;
        }

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

        /* 评测与比价表格 */
        .table-responsive {
            width: 100%;
            overflow-x: auto;
            border-radius: 12px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            margin-bottom: 30px;
        }

        table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            background: var(--bg-white);
            min-width: 600px;
        }

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

        th {
            background-color: var(--primary-light);
            color: var(--primary-hover);
            font-weight: 600;
        }

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

        .rating-box {
            background: var(--primary-bg-gradient);
            padding: 30px;
            border-radius: 12px;
            text-align: center;
            border: 1px solid rgba(233, 30, 99, 0.15);
            margin-bottom: 30px;
        }

        .rating-score {
            font-size: 4rem;
            font-weight: 800;
            color: var(--primary-color);
            line-height: 1;
            margin-bottom: 10px;
        }

        .rating-stars {
            color: #FFD700;
            font-size: 1.5rem;
            margin-bottom: 10px;
        }

        /* 需求表单 */
        .form-section {
            background-color: var(--bg-gray);
        }

        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 50px;
        }

        .contact-info h3 {
            font-size: 2rem;
            margin-bottom: 20px;
        }

        .contact-methods {
            list-style: none;
            margin: 30px 0;
        }

        .contact-methods li {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 20px;
            font-size: 1.1rem;
        }

        .contact-methods li i {
            color: var(--primary-color);
            font-size: 1.3rem;
            width: 24px;
        }

        .qr-codes {
            display: flex;
            gap: 30px;
            margin-top: 30px;
        }

        .qr-item {
            text-align: center;
        }

        .qr-item img {
            width: 140px;
            height: 140px;
            border-radius: 8px;
            border: 1px solid var(--border-color);
            margin-bottom: 10px;
        }

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

        .demand-form {
            background: var(--bg-white);
            padding: 40px;
            border-radius: 16px;
            box-shadow: var(--shadow-md);
            border-top: 6px solid var(--primary-color);
        }

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

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            outline: none;
            transition: var(--transition);
            background-color: var(--bg-gray);
        }

        .form-control:focus {
            border-color: var(--primary-color);
            background-color: var(--bg-white);
            box-shadow: 0 0 0 3px rgba(233, 30, 99, 0.1);
        }

        /* 评论卡片 */
        .comments-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

        .comment-card {
            background: var(--bg-white);
            padding: 30px;
            border-radius: 12px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .comment-text {
            font-style: italic;
            margin-bottom: 20px;
            color: #4f5f6f;
        }

        .comment-author {
            display: flex;
            align-items: center;
            gap: 12px;
            border-top: 1px solid var(--border-color);
            padding-top: 16px;
        }

        .author-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background-color: var(--primary-light);
            color: var(--primary-color);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
        }

        .author-info h5 {
            font-size: 1rem;
            margin-bottom: 2px;
        }

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

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

        .faq-item {
            border-bottom: 1px solid var(--border-color);
        }

        .faq-btn {
            width: 100%;
            background: none;
            border: none;
            padding: 20px 10px;
            text-align: left;
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-dark);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: var(--transition);
        }

        .faq-btn:hover {
            color: var(--primary-color);
        }

        .faq-panel {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            padding: 0 10px;
        }

        .faq-panel p {
            padding-bottom: 20px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .faq-icon {
            font-style: normal;
            font-weight: bold;
            transition: transform 0.3s;
        }

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

        .faq-item.active .faq-panel {
            max-height: 200px;
        }

        /* 标签云与术语百科 */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
            margin-top: 20px;
        }

        .tag-cloud-item {
            background-color: var(--bg-gray);
            border: 1px solid var(--border-color);
            padding: 6px 12px;
            border-radius: 4px;
            font-size: 0.9rem;
            color: var(--text-dark);
            transition: var(--transition);
        }

        .tag-cloud-item:hover {
            background-color: var(--primary-color);
            color: var(--bg-white);
            border-color: var(--primary-color);
        }

        /* 行业资讯 / 知识库 */
        .news-list {
            list-style: none;
        }

        .news-item {
            padding: 16px 0;
            border-bottom: 1px solid var(--border-color);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .news-item:last-child {
            border-bottom: none;
        }

        .news-link {
            font-size: 1.1rem;
            color: var(--text-dark);
            font-weight: 500;
        }

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

        .news-date {
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        /* 友情链接与页脚 */
        footer {
            background-color: #1a202c;
            color: #a0aec0;
            padding: 60px 0 20px;
            border-top: none;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr repeat(3, 1fr);
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-logo img {
            max-height: 40px;
            margin-bottom: 20px;
        }

        .footer-col h4 {
            color: var(--bg-white);
            margin-bottom: 20px;
            font-size: 1.1rem;
        }

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

        .footer-col ul li {
            margin-bottom: 12px;
        }

        .footer-col ul li a {
            color: #a0aec0;
        }

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

        .footer-bottom {
            border-top: 1px solid #2d3748;
            padding-top: 20px;
            text-align: center;
            font-size: 0.9rem;
        }

        .friend-links {
            margin-top: 20px;
            padding-top: 20px;
            border-top: 1px solid #2d3748;
            text-align: center;
        }

        .friend-links a {
            margin: 0 10px;
            color: #a0aec0;
            font-size: 0.9rem;
        }

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

        /* 浮动客服 */
        .floating-contact {
            position: fixed;
            bottom: 40px;
            right: 40px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .float-btn {
            width: 56px;
            height: 56px;
            background-color: var(--primary-color);
            color: var(--bg-white);
            border-radius: 50%;
            box-shadow: var(--shadow-lg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            cursor: pointer;
            transition: var(--transition);
            position: relative;
        }

        .float-btn:hover {
            background-color: var(--primary-hover);
            transform: scale(1.1);
        }

        .float-qr-popup {
            position: absolute;
            bottom: 70px;
            right: 0;
            background: var(--bg-white);
            padding: 16px;
            border-radius: 8px;
            box-shadow: var(--shadow-lg);
            display: none;
            text-align: center;
            width: 160px;
            border: 1px solid var(--border-color);
        }

        .float-qr-popup img {
            width: 120px;
            height: 120px;
            margin-bottom: 8px;
        }

        .float-qr-popup p {
            font-size: 0.75rem;
            color: var(--text-dark);
        }

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

        /* 响应式调整 */
        @media (max-width: 992px) {
            .hero-container {
                grid-template-columns: 1fr;
                text-align: center;
            }
            .hero-btns {
                justify-content: center;
            }
            .hero-tags {
                justify-content: center;
            }
            .about-grid, .contact-grid {
                grid-template-columns: 1fr;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background-color: var(--bg-white);
                padding: 20px;
                box-shadow: var(--shadow-md);
                border-top: 1px solid var(--border-color);
            }
            .nav-menu.active {
                display: flex;
            }
            .menu-toggle {
                display: flex;
            }
            .timeline::after {
                left: 31px;
            }
            .timeline-item {
                width: 100%;
                padding-left: 70px;
                padding-right: 25px;
            }
            .timeline-item.right {
                left: 0;
            }
            .timeline-item::after {
                left: 21px;
                right: auto;
            }
            .timeline-item.right::after {
                left: 21px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }