/* 艳色潮流风：以干净的浅灰/白色为底，使用霓虹粉、电光紫、亮青色等高饱和渐变做装饰与引导 */
        :root {
            --primary-gradient: linear-gradient(135deg, #ff007f 0%, #7928ca 100%);
            --secondary-gradient: linear-gradient(135deg, #00df89 0%, #0070f3 100%);
            --neon-pink: #ff007f;
            --neon-purple: #7928ca;
            --neon-cyan: #00df89;
            --dark-text: #121218;
            --muted-text: #5a5a66;
            --light-bg: #f8f9fa;
            --pure-white: #ffffff;
            --border-color: #e9ecef;
            --shadow-sm: 0 4px 12px rgba(0,0,0,0.05);
            --shadow-md: 0 10px 30px rgba(121, 40, 202, 0.08);
            --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.08);
            --neon-shadow: 0 10px 25px rgba(255, 0, 127, 0.25);
            --container-max: 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: var(--light-bg);
            color: var(--dark-text);
            line-height: 1.6;
            overflow-x: hidden;
        }

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

        /* 统一页面容器 */
        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* 顶部导航 */
        header {
            background-color: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-color);
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            transition: all 0.3s ease;
        }
        
        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 70px;
        }

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

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

        .logo-text {
            font-size: 20px;
            font-weight: 800;
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

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

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

        .nav-links a {
            font-size: 14px;
            font-weight: 600;
            color: var(--dark-text);
            padding: 8px 12px;
            border-radius: 6px;
        }

        .nav-links a:hover {
            color: var(--neon-pink);
            background-color: rgba(255, 0, 127, 0.05);
        }

        .nav-btn {
            background: var(--primary-gradient);
            color: var(--pure-white) !important;
            padding: 8px 20px !important;
            border-radius: 50px;
            font-weight: bold;
            box-shadow: var(--neon-shadow);
        }

        .nav-btn:hover {
            transform: translateY(-2px);
            opacity: 0.9;
        }

        .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(--dark-text);
            border-radius: 3px;
            transition: 0.3s;
        }

        /* 移动端导航响应式处理 */
        @media (max-width: 1024px) {
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background-color: var(--pure-white);
                border-bottom: 1px solid var(--border-color);
                padding: 20px;
                gap: 15px;
                box-shadow: var(--shadow-md);
            }
            .nav-links.active {
                display: flex;
            }
            .menu-toggle {
                display: flex;
            }
        }

        /* 首屏 Hero 区：严禁出现图片 */
        .hero-section {
            padding: 160px 0 100px 0;
            background: linear-gradient(180deg, rgba(121, 40, 202, 0.05) 0%, rgba(255, 0, 127, 0.02) 100%);
            text-align: center;
            position: relative;
        }

        .hero-decor-1 {
            position: absolute;
            top: 10%;
            left: 5%;
            width: 120px;
            height: 120px;
            background: var(--primary-gradient);
            filter: blur(80px);
            opacity: 0.15;
            pointer-events: none;
        }

        .hero-decor-2 {
            position: absolute;
            bottom: 10%;
            right: 5%;
            width: 150px;
            height: 150px;
            background: var(--secondary-gradient);
            filter: blur(100px);
            opacity: 0.15;
            pointer-events: none;
        }

        .hero-tag {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(255, 0, 127, 0.08);
            color: var(--neon-pink);
            font-size: 13px;
            font-weight: 700;
            border-radius: 50px;
            margin-bottom: 20px;
            text-transform: uppercase;
            letter-spacing: 1px;
            border: 1px solid rgba(255, 0, 127, 0.15);
        }

        /* H1 限制在20字内 */
        .hero-title {
            font-size: 40px;
            font-weight: 800;
            line-height: 1.25;
            color: var(--dark-text);
            max-width: 800px;
            margin: 0 auto 20px auto;
        }

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

        .hero-desc {
            font-size: 18px;
            color: var(--muted-text);
            max-width: 650px;
            margin: 0 auto 35px auto;
        }

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

        /* 醒目官网访问按钮 */
        .btn-main {
            display: inline-block;
            background: var(--primary-gradient);
            color: var(--pure-white);
            font-size: 16px;
            font-weight: bold;
            padding: 14px 35px;
            border-radius: 50px;
            box-shadow: var(--neon-shadow);
            transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        }

        .btn-main:hover {
            transform: scale(1.05);
            box-shadow: 0 15px 30px rgba(255, 0, 127, 0.35);
        }

        .btn-secondary {
            display: inline-block;
            background: var(--pure-white);
            color: var(--dark-text);
            font-size: 16px;
            font-weight: bold;
            padding: 14px 35px;
            border-radius: 50px;
            border: 2px solid var(--border-color);
            transition: all 0.3s ease;
        }

        .btn-secondary:hover {
            border-color: var(--neon-purple);
            color: var(--neon-purple);
            background-color: rgba(121, 40, 202, 0.02);
        }

        /* 数据指标卡片 */
        .data-section {
            padding: 40px 0;
            background-color: var(--pure-white);
            border-bottom: 1px solid var(--border-color);
        }

        .data-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }

        .data-card h3 {
            font-size: 36px;
            font-weight: 800;
            background: var(--secondary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 5px;
        }

        .data-card p {
            font-size: 14px;
            color: var(--muted-text);
            font-weight: 600;
        }

        @media (max-width: 768px) {
            .data-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
        }

        /* 通用区块样式 */
        .section {
            padding: 80px 0;
            border-bottom: 1px solid var(--border-color);
        }

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

        .section-tag {
            font-size: 12px;
            font-weight: 700;
            color: var(--neon-purple);
            text-transform: uppercase;
            letter-spacing: 2px;
            margin-bottom: 10px;
            display: inline-block;
        }

        .section-title {
            font-size: 32px;
            font-weight: 800;
            color: var(--dark-text);
            position: relative;
            display: inline-block;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 50%;
            transform: translateX(-50%);
            width: 50px;
            height: 4px;
            background: var(--primary-gradient);
            border-radius: 2px;
        }

        /* 关于我们 */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .about-content h4 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 15px;
            color: var(--dark-text);
        }

        .about-content p {
            color: var(--muted-text);
            margin-bottom: 15px;
            font-size: 15px;
        }

        .about-features {
            list-style: none;
        }

        .about-features li {
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 15px;
            font-weight: 600;
        }

        .about-features li::before {
            content: '✦';
            color: var(--neon-pink);
        }

        /* 全平台AIGC服务 / 一站式AIGC制作 */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .service-card {
            background-color: var(--pure-white);
            border-radius: 16px;
            padding: 30px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: all 0.3s ease;
        }

        .service-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-md);
            border-color: var(--neon-pink);
        }

        .card-icon {
            width: 50px;
            height: 50px;
            border-radius: 12px;
            background: rgba(255, 0, 127, 0.05);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--neon-pink);
            margin-bottom: 20px;
        }

        .service-card h4 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .service-card p {
            font-size: 14px;
            color: var(--muted-text);
        }

        @media (max-width: 768px) {
            .card-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 标签云组件：支持的AI平台 */
        .tags-wrapper {
            background-color: var(--pure-white);
            border-radius: 20px;
            padding: 40px 30px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
        }

        .tags-container {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }

        .tag-item {
            padding: 8px 18px;
            background-color: var(--light-bg);
            border: 1px solid var(--border-color);
            border-radius: 50px;
            font-size: 14px;
            font-weight: 600;
            color: var(--dark-text);
            transition: all 0.2s ease;
        }

        .tag-item:hover {
            background: var(--primary-gradient);
            color: var(--pure-white);
            border-color: transparent;
            transform: scale(1.05);
        }

        /* 对比评测表格 */
        .table-responsive {
            width: 100%;
            overflow-x: auto;
            background-color: var(--pure-white);
            border-radius: 16px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
        }

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

        .compare-table th, .compare-table td {
            padding: 18px 24px;
            border-bottom: 1px solid var(--border-color);
            font-size: 14px;
        }

        .compare-table th {
            background-color: #fafafa;
            font-weight: 700;
            color: var(--dark-text);
        }

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

        .compare-highlight {
            background-color: rgba(121, 40, 202, 0.02);
            font-weight: 600;
        }

        .rating-badge {
            display: inline-block;
            padding: 3px 10px;
            background: linear-gradient(135deg, #ff9800 0%, #ff5722 100%);
            color: var(--pure-white);
            border-radius: 4px;
            font-size: 12px;
            font-weight: 700;
        }

        /* 案例展示 */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .case-card {
            background-color: var(--pure-white);
            border-radius: 16px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: all 0.3s ease;
        }

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

        .case-image-box {
            position: relative;
            aspect-ratio: 16/10;
            overflow: hidden;
            background-color: #f1f2f6;
        }

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

        .case-info {
            padding: 24px;
        }

        .case-info h5 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .case-info p {
            font-size: 13px;
            color: var(--muted-text);
        }

        @media (max-width: 768px) {
            .case-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 流程步骤 / 时间线 */
        .timeline {
            display: flex;
            flex-direction: column;
            gap: 30px;
            max-width: 800px;
            margin: 0 auto;
            position: relative;
        }

        .timeline::before {
            content: '';
            position: absolute;
            top: 0;
            left: 30px;
            width: 2px;
            height: 100%;
            background-color: var(--border-color);
        }

        .timeline-item {
            display: flex;
            gap: 25px;
            position: relative;
        }

        .timeline-num {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: var(--pure-white);
            border: 3px solid var(--neon-purple);
            color: var(--neon-purple);
            font-weight: 800;
            font-size: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            z-index: 2;
        }

        .timeline-content {
            background-color: var(--pure-white);
            border-radius: 12px;
            padding: 24px;
            border: 1px solid var(--border-color);
            flex-grow: 1;
            box-shadow: var(--shadow-sm);
        }

        .timeline-content h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .timeline-content p {
            font-size: 14px;
            color: var(--muted-text);
        }

        /* 价格卡片：Token比价 */
        .price-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .price-card {
            background-color: var(--pure-white);
            border-radius: 20px;
            padding: 40px 30px;
            text-align: center;
            border: 1px solid var(--border-color);
            position: relative;
            box-shadow: var(--shadow-sm);
            transition: all 0.3s ease;
        }

        .price-card.featured {
            border: 2px solid var(--neon-pink);
            transform: scale(1.03);
            box-shadow: var(--shadow-md);
        }

        .price-badge {
            position: absolute;
            top: -15px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--primary-gradient);
            color: var(--pure-white);
            padding: 4px 15px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 700;
        }

        .price-card h4 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 15px;
        }

        .price-val {
            font-size: 32px;
            font-weight: 800;
            color: var(--neon-pink);
            margin-bottom: 20px;
        }

        .price-features {
            list-style: none;
            margin-bottom: 30px;
            text-align: left;
        }

        .price-features li {
            padding: 10px 0;
            border-bottom: 1px solid #f1f2f6;
            font-size: 14px;
            color: var(--muted-text);
            display: flex;
            justify-content: space-between;
        }

        @media (max-width: 768px) {
            .price-grid {
                grid-template-columns: 1fr;
            }
            .price-card.featured {
                transform: none;
            }
        }

        /* 帮助中心 & 折叠面板 FAQ */
        .faq-wrapper {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background-color: var(--pure-white);
            border-radius: 10px;
            margin-bottom: 15px;
            border: 1px solid var(--border-color);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

        .faq-header {
            padding: 20px 24px;
            font-size: 15px;
            font-weight: 700;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background-color: var(--pure-white);
            transition: background-color 0.2s ease;
        }

        .faq-header:hover {
            background-color: rgba(0,0,0,0.01);
        }

        .faq-icon {
            font-size: 18px;
            font-weight: 400;
            transition: transform 0.3s ease;
        }

        .faq-content {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: all 0.3s ease;
            font-size: 14px;
            color: var(--muted-text);
            border-top: 0px solid transparent;
        }

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

        .faq-item.active .faq-content {
            padding: 20px 24px;
            max-height: 200px;
            border-top: 1px solid var(--border-color);
        }

        /* 客户评论卡片 */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .review-card {
            background-color: var(--pure-white);
            border-radius: 16px;
            padding: 30px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
        }

        .review-text {
            font-size: 14px;
            color: var(--muted-text);
            margin-bottom: 20px;
            font-style: italic;
        }

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

        .review-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--pure-white);
            font-weight: 700;
            font-size: 18px;
        }

        .review-meta h5 {
            font-size: 14px;
            font-weight: 700;
        }

        .review-meta span {
            font-size: 12px;
            color: var(--muted-text);
        }

        @media (max-width: 992px) {
            .reviews-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 576px) {
            .reviews-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 表单与需求匹配 */
        .form-section {
            background-color: var(--pure-white);
            border-radius: 20px;
            padding: 50px 40px;
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--border-color);
            max-width: 750px;
            margin: 0 auto;
        }

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

        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--dark-text);
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--border-color);
            background-color: var(--light-bg);
            border-radius: 8px;
            font-size: 14px;
            color: var(--dark-text);
            transition: border-color 0.2s ease;
        }

        .form-control:focus {
            outline: none;
            border-color: var(--neon-pink);
            background-color: var(--pure-white);
        }

        .form-submit-btn {
            width: 100%;
            background: var(--primary-gradient);
            color: var(--pure-white);
            padding: 14px;
            border-radius: 8px;
            font-weight: bold;
            font-size: 16px;
            border: none;
            cursor: pointer;
            box-shadow: var(--neon-shadow);
            transition: opacity 0.2s ease;
        }

        .form-submit-btn:hover {
            opacity: 0.9;
        }

        /* 行业资讯 / 知识库 */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .news-card {
            background-color: var(--pure-white);
            border-radius: 12px;
            padding: 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
        }

        .news-card h5 {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .news-card p {
            font-size: 13px;
            color: var(--muted-text);
            margin-bottom: 15px;
        }

        .news-link {
            font-size: 13px;
            color: var(--neon-pink);
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

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

        @media (max-width: 768px) {
            .news-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 页脚区域 */
        footer {
            background-color: #0f0f15;
            color: #8c8c9e;
            padding: 60px 0 30px 0;
            font-size: 13px;
        }

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

        .footer-brand h4 {
            color: var(--pure-white);
            font-size: 18px;
            font-weight: 800;
            margin-bottom: 15px;
        }

        .footer-brand p {
            line-height: 1.8;
            margin-bottom: 15px;
        }

        .footer-links h5, .footer-contact h5 {
            color: var(--pure-white);
            font-size: 14px;
            font-weight: 700;
            margin-bottom: 15px;
        }

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

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

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

        .footer-qrcode {
            display: flex;
            gap: 15px;
            align-items: center;
            margin-top: 15px;
        }

        .footer-qrcode img {
            width: 80px;
            height: 80px;
            border-radius: 6px;
            background-color: var(--pure-white);
            padding: 4px;
        }

        .friend-links {
            border-top: 1px solid #1f1f2e;
            padding-top: 20px;
            margin-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
        }

        .friend-links a {
            color: #5b5b6e;
        }

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

        .footer-bottom {
            border-top: 1px solid #1f1f2e;
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 15px;
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* 浮动客服入口 */
        .float-widget {
            position: fixed;
            bottom: 30px;
            right: 30px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            z-index: 999;
        }

        .float-btn {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background-color: var(--pure-white);
            box-shadow: 0 4px 16px rgba(0,0,0,0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.3s ease;
            border: 1px solid var(--border-color);
            position: relative;
        }

        .float-btn:hover {
            transform: scale(1.1);
            background: var(--primary-gradient);
            color: var(--pure-white);
            border-color: transparent;
        }

        .float-kefu-pop {
            display: none;
            position: absolute;
            bottom: 60px;
            right: 0;
            width: 200px;
            background-color: var(--pure-white);
            border-radius: 12px;
            padding: 15px;
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--border-color);
            text-align: center;
        }

        .float-kefu-pop img {
            width: 100%;
            height: auto;
            border-radius: 8px;
            margin-top: 8px;
        }

        .float-btn:hover .float-kefu-pop {
            display: block;
        }