:root {
            --primary: #FF2E93;
            --primary-hover: #E0115F;
            --secondary: #8A2BE2;
            --dark-bg: #0F0F13;
            --light-bg: #FFF7FA;
            --card-bg: #FFFFFF;
            --text-main: #2D2D35;
            --text-muted: #6E6E77;
            --border-color: #FFE5F0;
            --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: var(--light-bg);
            color: var(--text-main);
            line-height: 1.6;
            overflow-x: hidden;
        }

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

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

        /* 顶部导航 */
        .header {
            background-color: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-color);
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(255, 46, 147, 0.05);
        }

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

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

        .ai-page-logo {
            max-height: 45px;
            object-fit: contain;
        }

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

        .nav-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-main);
            padding: 8px 12px;
            border-radius: 6px;
        }

        .nav-link:hover {
            color: var(--primary);
            background-color: rgba(255, 46, 147, 0.05);
        }

        .header-btn {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #ffffff;
            padding: 10px 20px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: 600;
            box-shadow: 0 4px 15px rgba(255, 46, 147, 0.3);
        }

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

        .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(--primary);
            border-radius: 2px;
            transition: 0.3s;
        }

        /* Hero首屏 - 严禁出现图片 */
        .hero {
            padding: 160px 0 100px 0;
            background: radial-gradient(circle at 80% 20%, rgba(255, 46, 147, 0.1) 0%, rgba(138, 43, 226, 0.05) 50%, transparent 100%), #ffffff;
            text-align: center;
            border-bottom: 1px solid var(--border-color);
        }

        .hero-tag {
            display: inline-block;
            background: rgba(255, 46, 147, 0.08);
            color: var(--primary);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 20px;
            border: 1px solid rgba(255, 46, 147, 0.15);
        }

        .hero-h1 {
            font-size: 40px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 20px;
            background: linear-gradient(135deg, #111116 30%, var(--primary) 70%, var(--secondary) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-desc {
            font-size: 18px;
            color: var(--text-muted);
            max-width: 800px;
            margin: 0 auto 35px auto;
        }

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

        .btn-main {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #ffffff;
            padding: 15px 35px;
            border-radius: 30px;
            font-size: 16px;
            font-weight: 600;
            box-shadow: 0 8px 25px rgba(255, 46, 147, 0.35);
        }

        .btn-main:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 30px rgba(255, 46, 147, 0.45);
        }

        .btn-sub {
            background: #ffffff;
            color: var(--primary);
            border: 2px solid var(--primary);
            padding: 13px 33px;
            border-radius: 30px;
            font-size: 16px;
            font-weight: 600;
        }

        .btn-sub:hover {
            background: rgba(255, 46, 147, 0.05);
            transform: translateY(-2px);
        }

        /* 模块统一样式 */
        .section {
            padding: 90px 0;
        }

        .section-white {
            background-color: #ffffff;
        }

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

        .section-title-wrap h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--text-main);
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
        }

        .section-title-wrap h2::after {
            content: '';
            display: block;
            width: 50%;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            margin: 8px auto 0 auto;
            border-radius: 2px;
        }

        .section-title-wrap p {
            color: var(--text-muted);
            font-size: 16px;
        }

        /* 数据指标卡片 */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 25px;
            margin-top: -50px;
            position: relative;
            z-index: 10;
        }

        .stat-card {
            background: #ffffff;
            padding: 30px 20px;
            border-radius: 16px;
            box-shadow: 0 10px 30px rgba(255, 46, 147, 0.08);
            border: 1px solid var(--border-color);
            text-align: center;
            transition: all 0.3s ease;
        }

        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 40px rgba(255, 46, 147, 0.12);
        }

        .stat-num {
            font-size: 36px;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 5px;
        }

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

        /* 能力与服务卡片 */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .service-card {
            background: #ffffff;
            padding: 35px 25px;
            border-radius: 20px;
            border: 1px solid var(--border-color);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: linear-gradient(to bottom, var(--primary), var(--secondary));
            opacity: 0;
            transition: 0.3s;
        }

        .service-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 35px rgba(255, 46, 147, 0.08);
        }

        .service-card:hover::before {
            opacity: 1;
        }

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

        .service-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .service-card p {
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.6;
        }

        /* 流程步骤 */
        .steps-flow {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 30px;
            position: relative;
        }

        .step-item {
            background: var(--light-bg);
            padding: 30px 20px;
            border-radius: 16px;
            border: 1px dashed var(--primary);
            text-align: center;
            position: relative;
        }

        .step-num {
            position: absolute;
            top: -20px;
            left: 50%;
            transform: translateX(-50%);
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #ffffff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            box-shadow: 0 4px 10px rgba(255, 46, 147, 0.3);
        }

        .step-item h3 {
            margin-top: 10px;
            font-size: 18px;
            margin-bottom: 10px;
        }

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

        /* 对比评测 */
        .evaluation-box {
            background: #ffffff;
            border-radius: 20px;
            padding: 40px;
            border: 1px solid var(--border-color);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.02);
        }

        .rating-summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 20px;
            padding-bottom: 30px;
            border-bottom: 1px solid var(--border-color);
            margin-bottom: 30px;
        }

        .rating-stars {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .rating-stars .score {
            font-size: 48px;
            font-weight: 900;
            color: var(--primary);
        }

        .rating-stars .stars {
            font-size: 24px;
            color: #FFC107;
        }

        .table-responsive {
            width: 100%;
            overflow-x: auto;
        }

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

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

        .compare-table th {
            background-color: var(--light-bg);
            font-weight: 700;
            color: var(--text-main);
        }

        .compare-table td strong {
            color: var(--primary);
        }

        /* 案例展示区 - 图片容器处理 */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .case-card {
            background: #ffffff;
            border-radius: 16px;
            overflow: hidden;
            border: 1px solid var(--border-color);
            transition: 0.3s;
        }

        .case-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 30px rgba(255, 46, 147, 0.08);
        }

        .case-img-wrap {
            width: 100%;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background-color: #eaeaea;
        }

        .case-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: 0.5s;
        }

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

        .case-info {
            padding: 20px;
        }

        .case-tag {
            display: inline-block;
            font-size: 12px;
            background: var(--light-bg);
            color: var(--primary);
            padding: 3px 8px;
            border-radius: 4px;
            margin-bottom: 10px;
            font-weight: 600;
        }

        .case-info h3 {
            font-size: 18px;
            margin-bottom: 8px;
        }

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

        /* 标签云与价格参考 */
        .pricing-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
        }

        .price-card {
            background: #ffffff;
            border-radius: 16px;
            padding: 30px 20px;
            text-align: center;
            border: 2px solid var(--border-color);
            transition: 0.3s;
        }

        .price-card.featured {
            border-color: var(--primary);
            box-shadow: 0 10px 25px rgba(255, 46, 147, 0.08);
            transform: scale(1.03);
        }

        .price-card h3 {
            font-size: 20px;
            margin-bottom: 15px;
        }

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

        .price-features {
            list-style: none;
            padding: 0;
            margin-bottom: 25px;
            text-align: left;
        }

        .price-features li {
            padding: 8px 0;
            font-size: 13px;
            border-bottom: 1px dashed var(--border-color);
            display: flex;
            justify-content: space-between;
        }

        .price-btn {
            display: block;
            background: var(--primary);
            color: #ffffff;
            padding: 10px 20px;
            border-radius: 20px;
            font-weight: 600;
        }

        .price-card.featured .price-btn {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
        }

        /* 客户评论 */
        .comments-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 25px;
        }

        .comment-card {
            background: #ffffff;
            border-radius: 16px;
            padding: 25px;
            border: 1px solid var(--border-color);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.01);
        }

        .comment-header {
            display: flex;
            align-items: center;
            gap: 15px;
            margin-bottom: 15px;
        }

        .comment-avatar {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #ffffff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 18px;
        }

        .comment-meta h4 {
            font-size: 15px;
            font-weight: 700;
        }

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

        .comment-body {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* FAQ折叠面板 */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .faq-item {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: 10px;
            overflow: hidden;
            transition: 0.3s;
        }

        .faq-question {
            padding: 20px;
            font-weight: 700;
            font-size: 16px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            user-select: none;
        }

        .faq-answer {
            padding: 0 20px;
            max-height: 0;
            overflow: hidden;
            transition: all 0.3s ease-out;
            color: var(--text-muted);
            font-size: 14px;
        }

        .faq-item.active .faq-answer {
            padding: 0 20px 20px 20px;
            max-height: 200px;
        }

        .faq-icon::after {
            content: '+';
            font-size: 20px;
            color: var(--primary);
            font-weight: bold;
        }

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

        /* 需求匹配表单区 */
        .form-section {
            background: linear-gradient(135deg, rgba(255, 46, 147, 0.05), rgba(138, 43, 226, 0.03));
            border-radius: 24px;
            padding: 50px 40px;
            border: 1px solid var(--border-color);
        }

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

        .form-info h3 {
            font-size: 28px;
            font-weight: 800;
            margin-bottom: 20px;
        }

        .form-info p {
            color: var(--text-muted);
            margin-bottom: 30px;
        }

        .contact-details {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .contact-item {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 15px;
        }

        .contact-item span.icon {
            width: 32px;
            height: 32px;
            background: rgba(255, 46, 147, 0.1);
            color: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
        }

        .custom-form {
            background: #ffffff;
            padding: 35px;
            border-radius: 16px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.02);
            border: 1px solid var(--border-color);
        }

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

        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-main);
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            font-size: 14px;
            background-color: var(--light-bg);
            transition: 0.3s;
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            background-color: #ffffff;
            box-shadow: 0 0 0 3px rgba(255, 46, 147, 0.1);
        }

        .btn-submit {
            width: 100%;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #ffffff;
            border: none;
            padding: 14px;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            box-shadow: 0 4px 15px rgba(255, 46, 147, 0.25);
            transition: 0.3s;
        }

        .btn-submit:hover {
            opacity: 0.95;
            transform: translateY(-1px);
        }

        /* 资讯/文章列表 */
        .article-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
        }

        .article-card {
            background: #ffffff;
            border-radius: 12px;
            padding: 25px;
            border: 1px solid var(--border-color);
            transition: 0.3s;
        }

        .article-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 25px rgba(255, 46, 147, 0.05);
        }

        .article-card h3 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 12px;
            line-height: 1.4;
        }

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

        .article-card a {
            font-size: 13px;
            color: var(--primary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        /* 页脚区域 */
        .footer {
            background-color: var(--dark-bg);
            color: #ffffff;
            padding: 80px 0 30px 0;
            border-top: 3px solid var(--primary);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 50px;
        }

        .footer-brand p {
            color: #a0a0ab;
            font-size: 14px;
            margin-top: 15px;
            max-width: 320px;
        }

        .footer-title {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 8px;
        }

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

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

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

        .footer-links a {
            color: #a0a0ab;
            font-size: 14px;
        }

        .footer-links a:hover {
            color: var(--primary);
            padding-left: 5px;
        }

        .qrcode-wrap {
            display: flex;
            flex-direction: column;
            gap: 10px;
            align-items: flex-start;
        }

        .qrcode-wrap img {
            width: 110px;
            height: 110px;
            border: 2px solid #ffffff;
            border-radius: 6px;
        }

        .qrcode-wrap span {
            font-size: 12px;
            color: #a0a0ab;
        }

        /* 友情链接与版权 */
        .footer-bottom {
            border-top: 1px solid #22222d;
            padding-top: 30px;
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .friend-links {
            font-size: 13px;
            color: #a0a0ab;
            line-height: 1.8;
        }

        .friend-links span {
            margin-right: 10px;
            font-weight: bold;
            color: #ffffff;
        }

        .friend-links a {
            color: #a0a0ab;
            margin-right: 15px;
            display: inline-block;
        }

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

        .copyright-area {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 15px;
            font-size: 13px;
            color: #71717a;
        }

        /* 侧边悬浮窗口 */
        .floating-service {
            position: fixed;
            right: 20px;
            bottom: 40px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .float-btn {
            width: 50px;
            height: 50px;
            background-color: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: 50%;
            box-shadow: 0 4px 15px rgba(0,0,0,0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: 0.3s;
            position: relative;
        }

        .float-btn:hover {
            background-color: var(--primary);
            color: #ffffff;
        }

        .float-btn svg {
            width: 22px;
            height: 22px;
            fill: currentColor;
        }

        /* 二维码悬停面板 */
        .float-popover {
            position: absolute;
            right: 60px;
            bottom: 0;
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 15px;
            box-shadow: 0 8px 25px rgba(0,0,0,0.15);
            display: none;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            width: 140px;
        }

        .float-popover img {
            width: 110px;
            height: 110px;
        }

        .float-popover span {
            font-size: 12px;
            color: var(--text-main);
            white-space: nowrap;
        }

        .float-btn:hover .float-popover {
            display: flex;
        }

        /* 响应式媒体查询 */
        @media (max-width: 992px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .form-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .hero-h1 {
                font-size: 32px;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background: #ffffff;
                border-bottom: 1px solid var(--border-color);
                padding: 20px;
                box-shadow: 0 10px 20px rgba(0,0,0,0.05);
            }
            .nav-menu.active {
                display: flex;
            }
            .menu-toggle {
                display: flex;
            }
            .hero-h1 {
                font-size: 26px;
            }
            .hero-desc {
                font-size: 15px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
        }