@charset "utf-8";
/* CSS Document */


        /* 全局样式重置 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
            list-style: none !important;
        }
        
        /* 顶部导航栏 */
        .header {
            width: 100%;
            height: 80px;
            background-color: #fff;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
            position: fixed;
            top: 0;
            z-index: 9999;
            padding: 0 5%;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        
        .logo img {
            height: 50px;
            border-radius: 4px;
        }

        /* 移动端汉堡按钮 */
        .hamburger {
            display: none !important;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 10px;
            z-index: 99999;
            width: 50px;
            height: 50px;
            align-items: center;
            justify-content: center;
        }
        .hamburger span {
            display: block;
            width: 25px;
            height: 3px;
            background-color: #333;
            border-radius: 2px;
            transition: all 0.3s ease;
        }
        /* 汉堡按钮变成×的动画 */
        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translateY(8px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translateY(-8px);
        }
        
        /* PC端导航列表 */
        .nav-list {
            display: flex;
            list-style: none;
        }
        
        .nav-list li {
            margin: 0 18px;
            position: relative;
        }
        
        .nav-list a {
            text-decoration: none;
            color: #333;
            font-size: 16px;
            font-weight: 500;
            transition: color 0.3s;
            display: inline-block;
            padding: 4px 0;
        }
        
        .nav-list a:hover {
            color: #0066CC;
        }
        
        .nav-btn {
            background-color: #0066CC;
            color: #fff !important;
            padding: 8px 20px;
            border-radius: 4px;
            transition: background-color 0.3s;
        }
        
        .nav-btn:hover {
            background-color: #0052d9 !important;
        }

        /* 导航栏二级菜单（PC端） */
        .nav-list .submenu-nav {
            position: absolute;
            top: 100%;
            left: 0;
            background-color: #fff;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            border-radius: 4px;
            padding: 5px 5px 5px 20px;
            display: none;
            grid-template-columns: repeat(2, 100px);
            gap: 5px;
            z-index: 9999;
            min-width: 250px;
            margin: 0 !important;
        }
        
        .nav-list .submenu-nav li {
            margin: 0 !important;
            padding: 5px 0 !important;
        }

        .nav-list li:hover .submenu-nav {
            display: grid;
        }

        .submenu-nav a {
            font-size: 14px;
            color: #666;
        }

        .submenu-nav a:hover {
            color: #0066CC;
        }
        
        /* 英雄区（banner） */
        .hero {
            margin-top: 80px;
            height: 600px;
            background: linear-gradient(135deg, #0052D9 0%, #0066CC 100%);
            color: #fff;
            display: flex;
            align-items: center;
            padding: 0 10%;
        }
        
        .hero-content {
            width: 50%;
        }
        
        .hero-title {
            font-size: 48px;
            line-height: 1.3;
            margin-bottom: 24px;
        }
        
        .hero-desc {
            font-size: 18px;
            line-height: 1.6;
            margin-bottom: 32px;
            opacity: 0.9;
        }
        
        .hero-btn {
            background-color: #fff;
            color: #0066CC;
            border: none;
            padding: 12px 30px;
            font-size: 16px;
            font-weight: 600;
            border-radius: 4px;
            cursor: pointer;
            transition: all 0.3s;
        }
        
        .hero-btn:hover {
            background-color: #f0f7ff;
            transform: translateY(-2px);
        }
        
        .hero-img {
            width: 50%;
			height: 100%;
           text-align: right;
        }
        
        .hero-img img {
            width: 100%;
			height: 100%;
            border-radius: 8px;
        }
        
        /* 平台优势板块 */
        .product {
            padding: 40px 10%;
        }
        
        .product .section-title {
            text-align: center;
            margin-bottom: 30px;
        }
        
        .product .section-title h2 {
            font-size: 36px;
            color: #0a4b8c;
            padding: 0 20px 20px 20px;
        }
        
        .product-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
        }
        
        .product-item {
            text-align: center;
            padding: 20px 20px;
            margin: 5px 20px;
            border: 1px solid #eee;
            border-radius: 8px;
            transition: all 0.3s;
        }
        
        .product-item:hover {
            border-color: #0066CC;
            box-shadow: 0 10px 20px rgba(0,102,204,0.1);
            background-color: #f9fbff;
        }
        
        .product-item img {
            height: 80px;
            margin-bottom: 24px;
            /* 图片加载失败兜底 */
            
            object-fit: contain;
        }
        
        .product-item h3 {
            font-size: 22px;
            color: #333;
            margin-bottom: 16px;
        }
        
        .product-item p {
            font-size: 14px;
            color: #666;
            line-height: 1.6;
        }
        
        /* 行业应用 */
        .case {
            padding: 60px 5% 80px;
            background-color: #f9fbff;
        }
        .case .section-title {
            text-align: center;
            margin-bottom: 30px;
        }
        .case .section-title h2 {
            font-size: 36px;
            color: #0a4b8c;
        }
        .case-list {
            display: flex;
            justify-content: center;
            align-items: stretch;
            flex-wrap: wrap;
            gap: 15px;
            margin: 0 auto;
            padding: 0;
            max-width: 100%;
        }
        
        .case-item {
            flex: 0 0 calc(12.5% - 15px);
            min-width: 100px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 15px 8px;
            cursor: pointer;
            transition: all 0.3s ease;
            border-radius: 6px;
            text-align: center;
            background-color: #fff;
        }
        .case-item:hover {
            background-color: #e8f4f8;
            transform: translateY(-3px);
        }
        .case-item img {
            width: 40px;
            height: 40px;
            object-fit: cover;
            background-color: #f5f5f5;
        }
        .case-item p {
            font-size: 14px;
            color: #333;
            line-height: 1.5;
            white-space: nowrap;
            font-weight: 500;
        }

        /* 悬浮图片展示区域 */
        .preview-image-container {
            width: 100%;
            display: flex;
            justify-content: center;
            align-items: center;
            margin-top: 40px;
            padding: 0 5%;
        }
        .preview-image {
            width: 60vw;
            max-width: 800px;
            height: auto;
            display: none;
            border-radius: 8px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.1);
            /* 图片加载失败兜底 */
            background-color: #f5f5f5;
            object-fit: contain;
        }
        
        /* 产品服务板块 */
        .product2 {
            padding: 40px 10%;
        }
        
        .product2 .section-title {
            text-align: center;
            margin-bottom: 30px;
        }
        
        .product2 .section-title h2 {
            font-size: 36px;
            color: #0a4b8c;
            padding: 0 20px 20px 20px;
        }
        
        .product2-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 40px;
        }
        .product2-item {
            text-align: center;
            padding: 40px 20px;
            border: 1px solid #eee;
            border-radius: 8px;
            transition: all 0.3s;
        }
        .product2-item:hover {
            border-color: #0066CC;
            box-shadow: 0 10px 20px rgba(0,102,204,0.1);
            background-color: #f9fbff;
        }
        .product2-item img {
            height: 80px;
            margin-bottom: 24px;
            background-color: #f5f5f5;
            border-radius: 4px;
            object-fit: contain;
        }
        .product2-item h3 {
            font-size: 22px;
            color: #333;
            margin-bottom: 16px;
        }
        .product2-item p {
            font-size: 14px;
            color: #666;
            line-height: 1.6;
        }
        
        /* 短信系统功能 */
        .platform {
            padding: 40px 10%;
		
        }
        .platform .section-title {
            text-align: center;
            margin-bottom: 30px;
        }
        .platform .section-title h2 {
            font-size: 36px;
            color: #0a4b8c;
            padding: 0 20px 20px 20px;
        }
        .platform .section-title p {
            font-size: 14px;
            color: #666;
        }
        
        /* 两列布局 */
        .two-column {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            margin-bottom: 40px;
        }
        
        .column-left {
            display: flex;
            align-items: center;
            justify-content: center;
            background-color: #fff;
            border-radius: 8px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.06);
            padding: 20px;
        }
        .column-left img {
            max-width: 100%;
            height: auto;
            object-fit: contain;
        }
        
        .column-right {
            display: flex;
            flex-direction: column;
            justify-content: center;
            text-align: left;
        }
        .feature-list li {
            margin-bottom: 20px;
        }
        .feature-list li strong {
            font-size: 16px;
            color: #333;
            display: block;
            margin-bottom: 4px;
        }
        .feature-list li p {
            font-size: 14px;
            color: #666;
        }
        
        /* 下半部分两列 */
        .bottom-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }
        
        .bottom-left {
            display: flex;
            flex-direction: column;
            justify-content: center;
            text-align: left;
        }
        
        .bottom-right {
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            overflow: hidden;
        }
        .bottom-right img {
            max-width: 100%;
            height: auto;
            object-fit: contain;
        }

        /* 流程图 */
        .liucheng {
            padding: 40px 10%;
			background-color: #f9fbff;
        }
        .liucheng h2 {
            text-align: center;
            font-size: 36px;
            padding:40px 20px 20px ;
            color: #0a4b8c;
        }
        
        .liucheng-img {
            width: 100%;
            display: flex;
            justify-content: center;
            align-items: center;
            padding: 20px 0;
        }
        .liucheng-img img {
            max-width: 90%;
            height: auto;
            object-fit: contain;
            /* 图片加载失败兜底 */
        }
        
        /* 价格表 */
        .pricing {
             padding: 40px 10%;
			background-color: #f9fbff;
        }
		.pricing .section-title {
            text-align: center;
            margin-bottom: 30px;
        }
        .pricing .section-title h2 {
            font-size: 36px;
            color: #0a4b8c;
            padding: 0 20px 20px 20px;
        }
        
       /* 表格容器：包裹表格，实现滚动时表头同步 */
        .table-container {
            overflow-x: auto;
            /* 滚动条样式优化（可选） */
            scrollbar-width: thin;
            scrollbar-color: #0a4b8c #f1f1f1;
        }
        /* 自定义滚动条（Chrome/Safari） */
        .table-container::-webkit-scrollbar {
            height: 6px;
        }
        .table-container::-webkit-scrollbar-track {
            background: #f1f1f1;
            border-radius: 3px;
        }
        .table-container::-webkit-scrollbar-thumb {
            background: #0a4b8c;
            border-radius: 3px;
        }
        .pricing h2 {
            text-align: center;
            font-size: 36px;
			padding:40px 0 20px; 
            margin-bottom: 20px;
            color: #0a4b8c;
        }
        .pricing table {
            width: 100%;
            min-width: 600px;
            border-collapse: collapse;
            font-size: 14px;
            background-color: white;
            box-shadow: 0 1px 3px rgba(0,0,0,0.1);
        }
        /* 表头样式 - 响应式优化 */
        .pricing th {
            background-color: #0a4b8c;
            color: white;
            padding: 12px 8px;
            text-align: center;
            font-size: 16px;
            /* 表头固定，不换行 */
            white-space: nowrap;
            /* 表头文字大小自适应 */
            font-size: clamp(10px, 1.5vw, 13px);
            /* 表头粘性定位（可选：滚动时表头置顶） */
            position: sticky;
            top: 0;
            z-index: 10;
        }
        .pricing td {
            border: 1px solid #e8e8e8;
            padding: 8px 4px;
            text-align: center;
            vertical-align: middle;
        }
        .pricing .highlight {
            color: #d9534f;
            font-weight: bold;
            font-size: 14px;
        }
		
        /* 底部样式 */
        .footer {
            background-color: #1f2937;
            color: #fff;
            padding: 60px 10% 30px;
            margin-top: 40px;
        }
        .footer-top {
            display: flex;
            justify-content: space-between;
            margin-bottom: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            flex-wrap: wrap;
            gap: 30px;
        }
        .footer-col {
            flex: 1;
            min-width: 200px;
        }
        .footer-col h4 {
            font-size: 18px;
            margin-bottom: 20px;
        }
        
        .submenu {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 10px;
        }
        .submenu li {
            padding: 0 10px 0 0;
        }
        .footer-col li {
            margin-bottom: 12px;
        }
        .footer-col a {
            color: #ccc;
            text-decoration: none;
            transition: color 0.3s;
        }
        .footer-col a:hover {
            color: #fff;
        }
        .footer-bottom {
            text-align: center;
            padding-top: 30px;
            color: #999;
            font-size: 14px;
        }
        
        /* 响应式适配：手机端（≤768px） */
        @media screen and (max-width: 768px) {
            .hamburger {
                display: flex !important;
            }
            
            .header .nav-list {
                display: none !important;
                position: absolute;
                top: 80px;
                left: 0;
                width: 100%;
                background-color: #fff;
                box-shadow: 0 4px 12px rgba(0,0,0,0.1);
                flex-direction: column !important;
                padding: 20px;
                z-index: 9999;
                border-top: 1px solid #eee;
            }
            
            .header .nav-list.active {
                display: flex !important;
            }
            
            .nav-list li {
                margin: 0 !important;
                padding: 12px 10px !important;
                border-bottom: 1px solid #eee;
            }
            
            .nav-list li:last-child {
                border-bottom: none;
            }
            
            .nav-list .submenu-nav {
                position: static !important;
                box-shadow: none !important;
                border: none !important;
                padding: 10px 0 0 20px !important;
                grid-template-columns: 1fr !important;
                display: none !important;
                min-width: auto !important;
                margin: 0 !important;
                padding-left: 0 !important;
            }
            
            .nav-list li .submenu-nav.active {
                display: flex !important;
                flex-direction: column !important;
                gap: 8px !important;
            }
            
            /* 平台优势板块适配 */
            .product-list, .product2-list {
                grid-template-columns: 1fr !important;
            }
            
            .hero {
                flex-direction: column !important;
                height: auto !important;
                padding: 40px 5% !important;
            }
            
            .hero-content, .hero-img {
                width: 100% !important;
                text-align: center !important;
                margin-bottom: 30px !important;
            }
            
            .hero-title {
                font-size: 36px !important;
            }
            
            /* 行业应用板块 */
            .case-item {
                flex: 0 0 calc(50% - 15px) !important;
                min-width: auto !important;
                padding: 20px 10px !important;
            }
            
            .case-item img {
                width: 50px !important;
                height: 50px !important;
            }
            
            .case-item p {
                font-size: 15px !important;
            }
            
            /* 预览图片适配 */
            .preview-image {
                width: 90vw !important;
            }
            
            .two-column, .bottom-row {
                grid-template-columns: 1fr;
            }
            
            .column-right, .bottom-left, .text-right {
                text-align: left !important;
            }
            
            .pricing {
                margin: 20px auto;
                padding: 0 15px;
            }
            
            .pricing h2 {
                font-size: 24px;
                margin-bottom: 15px;
            }
            
            .pricing th {
                padding: 10px 6px;
            }
            
            .pricing td {
                padding: 6px 4px;
            }
            
            /* 流程图适配 */
            .liucheng-img img {
                max-width: 95%;
            }
            
            .liucheng h2 {
                font-size: 24px;
            }
        }
        
        /* 小屏手机适配（≤470px） */
        @media screen and (max-width: 470px) {
            .case-item {
                flex: 0 0 calc(50% - 10px) !important;
                gap: 6px;
            }
            
            .section-title h2 {
                font-size: 24px !important;
            }
            
            .hero-title {
                font-size: 28px !important;
            }
        }