/* 内容区域 - 优化 */
        .content-section {
            padding: 100px 0;
            background-color: white;
            color: #333;
        }
        
        .container {
            max-width: 1600px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
       /* .section-title {
            text-align: center;
            margin-bottom: 60px;
            color: #1a2a6c;
        }
        
        .section-title h2 {
            font-size: 2.5rem;
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
        }
        
        .section-title h2::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 70px;
            height: 4px;
            background: #4e89e5;
            border-radius: 2px;
        }
        
        .section-title p {
            color: #666;
            max-width: 700px;
            margin: 20px auto 0;
            font-size: 1.1rem;
            line-height: 1.7;
        }
        
        .features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }
        
        .feature-card {
            background: #fff;
            padding: 40px 30px;
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
            margin-bottom: 30px;
            transition: all 0.4s ease;
            text-align: center;
            border: 1px solid #f0f0f0;
        }
        
        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 40px rgba(78, 137, 229, 0.15);
            border-color: rgba(78, 137, 229, 0.2);
        }
        
        .feature-card i {
            font-size: 50px;
            color: #4e89e5;
            margin-bottom: 25px;
            background: linear-gradient(135deg, #4e89e5, #6a5af9);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        
        .feature-card h3 {
            margin-bottom: 20px;
            color: #2c3e50;
            font-size: 1.5rem;
        }
        
        .feature-card p {
            color: #666;
            font-size: 1rem;
            line-height: 1.7;
        }*/
        
       
		
		/*公司简介样式*/
        .container {
            max-width: 1600px;
            margin: 0 auto;
            padding: 20px;
            display: flex;
            flex-wrap: wrap;
            background-color: white;
            border-radius: 8px;
           /* box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);*/
        }
        
        .content-section {
            flex: 1.5;
            min-width: 300px;
            padding: 30px;
        }
		
        
        .media-section {
            flex: 1;
            min-width: 300px;
            padding: 30px;
            display: flex;
            align-items: center;
        }
        
        @media (max-width: 768px) {
            .content-section, .media-section {
                padding: 20px;
            }
        }
        
        h111 {
            color: #eb781b;
            font-size: 28px;
            position: relative;
            padding-bottom: 20px; font-weight: 100;
        }
        
        h111:after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 60px;
            height: 3px;
        }
        
        p {
            margin-bottom: 25px;
            text-align: justify;
            font-size: 16px;
            color: #444;
        }
        
        .stats {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            margin: 40px 0;
            gap: 15px;
        }
        
        .stat-item {
            text-align: center;
            flex: 1;
            min-width: 100px;
            padding: 15px 10px;
            background-color: #f5f9fc;
            border-radius: 6px;
            transition: all 0.3s ease;
        }
        
        .stat-item:hover {
            background-color: #e6f0f7;
            transform: translateY(-3px);
        }
        
        .stat-number {
            font-size: 32px;
            font-weight: bold;
            color: #1a5276;
            margin-bottom: 5px;
        }
        
        .stat-label {
            font-size: 14px;
            color: #666;
        }
        
        .quote {
            font-style: italic;
            text-align: center;
            margin: 40px 0;
            font-size: 18px;
            color: #555;
            line-height: 1.8;
            padding: 20px;
            background-color: #f8f9fa;
            border-left: 4px solid #1a5276;
        }
        
        .warning {
            text-align: center;
            margin-top: 30px;
            color: #e74c3c;
            font-weight: bold;
            font-size: 16px;
        }
        
        .video-wrapper {
            position: relative;
            width: 100%;
            padding-bottom: 56.25%; /* 16:9 比例 */
            height: 0;
            overflow: hidden;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }
        
        .video-wrapper iframe {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            border: none;
        }
        
        .video-placeholder {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: white;
            background: linear-gradient(135deg, #1a5276, #3498db);
        }
        
        .video-placeholder h3 {
            margin-bottom: 15px;
            font-size: 22px;
        }
        
        .video-placeholder p {
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 0;
        }
		
		/*业务范围*/ 
		.container11 {
            width: 100%;
            max-width: 100%;
            margin: 0;
            padding: 0;
        }
        
        .header1 {
            text-align: center;
            padding: 50px 20px 40px;
            background: #fff;
            position: relative;
            z-index: 10;
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
        }
        
        .header1   h1 {
            font-size: 2.8rem;
            margin-bottom: 15px;
            color: #eb781b;
            font-weight: 300;
            position: relative;
            display: inline-block;
        }
        
         .header1 h1::after {
            content: '';
            position: absolute;
            bottom: -12px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: linear-gradient(90deg, #3498db, #2ecc71);
            border-radius: 2px;
        }
        
        .subtitle {
            font-size: 1.2rem;
            color: #7f8c8d;
            max-width: 800px;
            margin: 20px auto 0;
            line-height: 1.6;
        }
        
        .services {
            display: flex;
            height: calc(100vh - 200px);
            border-radius: 0;
            overflow: hidden;
            position: relative;
        }
        
        .service {
            position: relative;
            flex: 1;
            background-size: cover;
            background-position: center;
            cursor: pointer;
            transition: all 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 25px;
            color: #fff;
            min-width: 0;
            isolation: isolate;
            overflow: hidden;
            /*border-right: 1px solid rgba(255, 255, 255, 0.2);*/
        }
        
        .service:last-child {
            border-right: none;
        }
        
        .service::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(to top, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.4));
            z-index: -1;
            transition: opacity 0.4s ease;
        }
        
        /* 边框平滑扩展效果 - 调整为95% 
        .service::after {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%) scale(0.2);
            width: 100%;
            height: 100%;
            border: 2px solid transparent;
            border-radius: 4px;
            transition: all 0.9s cubic-bezier(0.175, 0.885, 0.32, 1.5);
            z-index: 2;
            pointer-events: none;
        }*/
        
        .service-title {
            position: relative;
            z-index: 2;
            font-size: 1.5rem;
            text-align: center;
            margin-bottom: 20px;
            transition: all 0.4s ease;
            font-weight: 200;
            text-shadow: 0 3px 6px rgba(0,0,0,0.5);
            padding: 10px;
            background: rgba(0, 0, 0, 0.3);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
        }
        
        .service-title i {
            font-size: 1.5rem;
            color: #2ecc71;
        }
        
        .service-content {
            position: relative;
            z-index: 2;
            height: 0;
            overflow: hidden;
            opacity: 0;
            transition: all 0.5s ease;
            transform: scale(0.98);
            transform-origin: bottom;
        }
        
        .service-content-inner {
            padding: 25px;
            background: rgba(0, 0, 0, 0.5);
            border-radius: 12px;
        }
        
        .service-content-title {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 20px;
            text-align: center;
            text-shadow: 0 2px 4px rgba(0,0,0,0.5);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 15px;
        }
        
        .service-content-title i {
            color: #3498db;
            font-size: 1.2rem;
        }
        
        .service-content-list {
            list-style-type: none;
            margin-bottom: 30px;
        }
        
        .service-content-list li {
            font-size: 1.1rem;
            line-height: 1.8;
            padding-left: 30px;
            position: relative;
            margin-bottom: 12px;
        }
        
        .service-content-list li:before {
            content: "•";
            position: absolute;
            left: 15px;
            top: 0;
            color: #2ecc71;
            font-size: 1.8rem;
        }
        
        .service:hover {
            flex: 4;
            box-shadow: 0 0 40px rgba(0, 0, 0, 0.2);
        }
        
        .service:hover .service-title {
            transform: translateY(-25px);
            background: rgba(0, 0, 0, 0.6);
        }
        
        .service:hover .service-content {
            height: auto;
            opacity: 1;
            margin: 20px 0 0;
            transform: scale(1);
        }
        
        /* 边框扩展效果 - 调整为98% */
        .service:hover::after {
            transform: translate(-50%, -50%) scale(0.98);
            border-color: rgba(255, 255, 255, 0.9);
            width: 98%;
            height: 98%;
        }
        
        .services:hover .service:not(:hover) {
            flex: 1.5;
            filter: brightness(0.85);
        }
        
        .btn {
            display: block;
            padding: 12px 30px;
            background: rgba(255, 255, 255, 0.9);
            color: #2c3e50;
            text-decoration: none;
            border-radius: 30px;
            font-size: 1.1rem;
            transition: all 0.4s ease;
            width: fit-content;
            margin: 10px auto 0;
            text-align: center;
            font-weight: 500;
            border: none;
            cursor: pointer;
            box-shadow: 0 4px 10px rgba(0,0,0,0.2);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        
        .btn:hover {
            background: #fff;
            transform: translateY(-3px);
            box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
        }
        
        /* 服务背景图 */
        .medical { background-image: linear-gradient(rgba(0,0,0,0.3), rgba(0,0,0,0.3)), url('https://images.unsplash.com/photo-1579684385127-1ef15d508118?ixlib=rb-1.2.1&auto=format&fit=crop&w=1200&q=80'); }
        .lab { background-image: linear-gradient(rgba(0,0,0,0.3), rgba(0,0,0,0.3)), url('https://images.unsplash.com/photo-1560672657-a0431178403f?ixlib=rb-1.2.1&auto=format&fit=crop&w=1200&q=80'); }
        .electronic { background-image: linear-gradient(rgba(0,0,0,0.3), rgba(0,0,0,0.3)), url('https://images.unsplash.com/photo-1518770660439-4636190af475?ixlib=rb-1.2.1&auto=format&fit=crop&w=1200&q=80'); }
        .smart { background-image: linear-gradient(rgba(0,0,0,0.3), rgba(0,0,0,0.3)), url('https://images.unsplash.com/photo-1451187580459-43490279c0fa?ixlib=rb-1.2.1&auto=format&fit=crop&w=1200&q=80'); }
        .maintenance { background-image: linear-gradient(rgba(0,0,0,0.3), rgba(0,0,0,0.3)), url('https://images.unsplash.com/photo-1551288049-bebda4e38f71?ixlib=rb-1.2.1&auto=format&fit=crop&w=1200&q=80'); }
        
        /* 响应式设计 */
        @media (max-width: 1200px) {
            .service-title {
                font-size: 1.6rem;
            }
            
            .service-content-title {
                font-size: 1.6rem;
            }
            
            .service-content-list li {
                font-size: 1rem;
            }
        }
        
        @media (max-width: 992px) {
            .services {
                height: calc(100vh - 180px);
            }
            
            .service-title {
                font-size: 1.4rem;
            }
            
            .service-title i {
                font-size: 1.3rem;
            }
            
            .service-content-title {
                font-size: 1.5rem;
            }
            
            .service-content-inner {
                padding: 20px;
            }
        }
        
        @media (max-width: 768px) {
            .services {
                height: auto;
                flex-direction: column;
            }
            
            .service {
                height: 220px;
                margin-bottom: 0;
                border-right: none;
                border-bottom: 1px solid rgba(255, 255, 255, 0.2);
            }
            
            .service:hover {
                height: 450px;
            }
            
            .header1 {
                padding: 30px 15px;
            }
            
            h1 {
                font-size: 2.2rem;
            }
            
            .subtitle {
                font-size: 1rem;
            }
        }
        
        @media (max-width: 576px) {
            .service:hover {
                height: 500px;
            }
            
            .service-content-inner {
                padding: 15px;
            }
            
            .btn {
                padding: 10px 25px;
                font-size: 1rem;
            }
            
            h1 {
                font-size: 1.8rem;
            }
            
            .service-title {
                font-size: 1.3rem;
            }
        }
        
        /* 触摸设备优化 */
        @media (hover: none) {
            .service::after {
                transform: translate(-50%, -50%) scale(0.98);
                border-color: rgba(255, 255, 255, 0.7);
                width: 98%;
                height: 98%;
            }
            
            .service-content {
                height: auto;
                opacity: 1;
                margin: 20px 0 0;
                transform: scale(1);
            }
            
            .service-title {
                transform: translateY(-25px);
            }
        }
		
		/*技术服务*/
		.container2 {
            width: 100%;
            max-width: 100%;
            padding: 0;
			margin-top:100px;
        }
        
        .header2 {
            text-align: center;
            padding: 50px 20px 40px;
            background: #fff;
            position: relative;
            z-index: 10;
            /*box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);*/
        }
        
        h1 {
            font-size: 2.8rem;
            margin-bottom: 15px;
            color: #2c3e50;
            font-weight: 300;
            position: relative;
            display: inline-block;
        }
        
        h1::after {
            content: '';
            position: absolute;
            bottom: -12px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: linear-gradient(90deg, #3498db, #2ecc71);
            border-radius: 2px;
        }
        
        .slogan {
            font-size: 1.2rem;
            color: #7f8c8d;
            max-width: 800px;
            margin: 20px auto 0;
            line-height: 1.6;
        }
        
        .highlight {
            color: #1a73e8;
            font-weight: 600;
        }
        
        .services-container {
            display: flex;
            justify-content: center;
            gap: 40px;
            margin: 0 auto;
            max-width: 1600px;
            padding: 20px;
            flex-wrap: wrap;
        }
        
        .service-card {
            background: #f8f9fa;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            width: 140px;
            height: 140px;
            display: flex;
            flex-direction: column;
            position: relative;
            cursor: pointer;
            border: 1px solid #eaeaea;
			margin-left:30px;
			margin-right:30px;
        }
        
        .service-card:hover {
            transform: scale(1.15);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);
            background: #fff;
            border-color: #d0e0f0;
            z-index: 10;
        }
        
        .service-icon {
            height: 85px;
            display: flex;
            justify-content: center;
            align-items: center;
            font-size: 2.8rem;
            color: #1a73e8;
            transition: all 0.3s ease;
            position: relative;
            z-index: 2;
        }
        
        .service-card:hover .service-icon {
            color: #e94235;
            transform: scale(1.1);
        }
        
        .service-titlej {
            padding: 10px 5px;
            text-align: center;
            font-size: 1.15rem;
            font-weight: 600;
            color: #2c3e50;
            background: rgba(255, 255, 255, 0.9);
            flex-grow: 1;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            z-index: 2;
            border-top: 1px solid #f0f0f0;
        }
        
        .service-card:hover .service-titlej {
            background: #f8faff;
            border-top-color: #d0e0f0;
            color: #1a3a5f;
        }
        
        /* 颜色区分 */
        .service-card:nth-child(1) .service-icon { color: #4285f4; }
        .service-card:nth-child(2) .service-icon { color: #34a853; }
        .service-card:nth-child(3) .service-icon { color: #fbbc04; }
        .service-card:nth-child(4) .service-icon { color: #ea4335; }
        .service-card:nth-child(5) .service-icon { color: #673ab7; }
        .service-card:nth-child(6) .service-icon { color: #00bcd4; }
        
        .service-card:nth-child(1):hover .service-icon { color: #1a56db; }
        .service-card:nth-child(2):hover .service-icon { color: #0f9d58; }
        .service-card:nth-child(3):hover .service-icon { color: #f9ab00; }
        .service-card:nth-child(4):hover .service-icon { color: #d93025; }
        .service-card:nth-child(5):hover .service-icon { color: #5e35b1; }
        .service-card:nth-child(6):hover .service-icon { color: #0097a7; }
        
        
        /* 响应式设计 */
        @media (max-width: 1200px) {
            .services-container {
                gap: 30px;
            }
            
            .service-card {
                width: 130px;
                height: 130px;
            }
            
            .service-icon {
                height: 80px;
                font-size: 2.5rem;
            }
            
            h1 {
                font-size: 2.4rem;
            }
            
            .slogan {
                font-size: 1.4rem;
            }
        }
        
        @media (max-width: 992px) {
            .services-container {
                max-width: 800px;
                gap: 25px;
            }
            
            .service-card {
                width: 120px;
                height: 120px;
            }
            
            .service-icon {
                height: 75px;
                font-size: 2.3rem;
            }
            
            .service-titlej {
                font-size: 1.1rem;
            }
            
            h1 {
                font-size: 2.1rem;
            }
            
            .slogan {
                font-size: 1.3rem;
            }
        }
        
        @media (max-width: 768px) {
            .services-container {
                max-width: 600px;
                gap: 20px;
            }
            
            .service-card {
                width: 110px;
                height: 110px;
            }
            
            .service-icon {
                height: 65px;
                font-size: 2.1rem;
            }
            
            .service-titlej {
                font-size: 1rem;
                padding: 8px 3px;
            }
            
            h1 {
                font-size: 1.9rem;
            }
            
            .slogan {
                font-size: 1.15rem;
            }
        }
        
        @media (max-width: 576px) {
            .services-container {
                gap: 15px;
                max-width: 500px;
            }
            
            .service-card {
                width: 100px;
                height: 100px;
            }
            
            .service-icon {
                height: 60px;
                font-size: 1.9rem;
            }
            
            .service-titlej {
                font-size: 0.9rem;
            }
            
            h1 {
                font-size: 1.7rem;
            }
            
            .slogan {
                font-size: 1rem;
            }
            
            
        }
        
        @media (max-width: 480px) {
            .services-container {
                gap: 12px;
                max-width: 400px;
            }
            
            .service-card {
                width: 85px;
                height: 85px;
            }
            
            .service-icon {
                height: 50px;
                font-size: 1.7rem;
            }
            
            .service-titlej {
                font-size: 0.8rem;
                padding: 6px 2px;
            }
        }
		
		
		/*服务案例*/
		.container3 {
            width: 100%;
            max-width: 100%;
            padding: 0;
			margin-top:100px;
            background: #f5f7fa;
        }
        
        .header3 {
            text-align: center;
            padding: 50px 20px 40px;
            position: relative;
            z-index: 10;
            /*box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);*/
        }
        
        h1 {
            font-size: 2.8rem;
            margin-bottom: 15px;
            color: #2c3e50;
            font-weight: 300;
            position: relative;
            display: inline-block;
        }
        
        h1::after {
            content: '';
            position: absolute;
            bottom: -12px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: linear-gradient(90deg, #3498db, #2ecc71);
            border-radius: 2px;
        }
        
		
       /* .subtitle {
            font-size: 1.25rem;
            color: #4b5563;
            max-width: 700px;
            margin: 30px auto;
            padding: 0 20px;
            line-height: 1.8;
        }*/
        
        .tabs-container {
            position: relative;
            margin: 40px 0 30px;
        }
        
        .tabs {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 8px;
            padding: 0 15px;
            position: relative;
        }
        
        .tab {
            padding: 14px 32px;
            background: rgba(226, 232, 240, 0.7);
            border-radius: 50px;
            cursor: pointer;
            font-weight: 600;
            color: #475569;
            transition: all 0.3s ease;
            border: 2px solid transparent;
            white-space: nowrap;
            position: relative;
            z-index: 2;
            backdrop-filter: blur(4px);
            font-size: 1.05rem;
            text-align: center;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
        }
        
        .tab:hover {
            background: rgba(203, 213, 225, 0.8);
            transform: translateY(-3px);
        }
        
        .tab.active {
            background: #1e40af;
            color: white;
            box-shadow: 0 6px 15px rgba(30, 64, 175, 0.3);
            transform: translateY(-3px);
        }
        
        .highlight-bar {
            position: absolute;
            height: 100%;
            background: #1e40af;
            border-radius: 50px;
            transition: all 0.4s cubic-bezier(0.68, -0.55, 0.27, 1.55);
            z-index: 1;
            box-shadow: 0 4px 12px rgba(30, 64, 175, 0.2);
        }
        
        .content-area {
            display: none;
            justify-content: center;
            gap: 40px;
            margin: 0 auto;
            max-width: 1600px;
            padding: 20px;
            flex-wrap: wrap;
        }
        
        .content-area.active {
            display: block;
        }
        
        .projects-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: 30px;
            margin-top: 30px;
        }
        
        .project-card {
            background: white;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
            transition: all 0.4s ease;
            height: 100%;
            position: relative;
        }
        
        .project-card:hover {
            transform: translateY(-8px) scale(1.02);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
        }
        
        .card-img {
            height: 260px;
            background: linear-gradient(45deg, #3b82f6, #8b5cf6);
            position: relative;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
        }
        
        .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .card-img186 {
            height: 186px;
            background: linear-gradient(45deg, #3b82f6, #8b5cf6);
            position: relative;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
        }
        
        .card-img186 img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        
        .project-card:hover .card-img img {
            transform: scale(1.1);
        }
        
        .card-content {
            padding: 5px;
            text-align: center;
        }
        
        .card-title {
            font-size: 1rem;
            color: #1e293b;
            margin: 10px 0;
            font-weight: 300;
            transition: color 0.3s ease;
        }
        
        .project-card:hover .card-title {
            color: #1e40af;
        }
        
        .more-btn {
            display: block;
            width: 200px;
            margin: 60px auto 40px;
            padding: 16px 30px;
            text-align: center;
            background: linear-gradient(to right, #1e40af, #3b82f6);
            color: white;
            border-radius: 50px;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s ease;
            box-shadow: 0 6px 15px rgba(59, 130, 246, 0.4);
            font-size: 1.1rem;
            position: relative;
            overflow: hidden;
            z-index: 1;
            border: none;
            cursor: pointer;
        }
        
        .more-btn::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.4), transparent);
            transition: 0.5s;
            z-index: -1;
        }
        
        .more-btn:hover::before {
            left: 100%;
        }
        
        .more-btn:hover {
            transform: translateY(-4px);
            box-shadow: 0 10px 25px rgba(59, 130, 246, 0.5);
        }
        
        .more-btn i {
            margin-left: 10px;
            transition: transform 0.3s ease;
        }
        
        .more-btn:hover i {
            transform: translateX(5px);
        }
        
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        .section-indicator {
            text-align: center;
            margin-top: 20px;
            font-size: 1.1rem;
            color: #4b5563;
            font-weight: 500;
        }
        
        .indicator-highlight {
            color: #1e40af;
            font-weight: 700;
        }
        
        /* 响应式设计 */
        @media (max-width: 1200px) {
            .projects-grid {
                grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            }
        }
        
        @media (max-width: 992px) {
            /*.tabs {
                justify-content: flex-start;
                overflow-x: auto;
                padding-bottom: 15px;
                margin: 0 -15px;
                scrollbar-width: thin;
                flex-wrap: nowrap;
            }
            
            .tabs-container {
                margin: 30px -15px;
            }*/
            
            .tabs::-webkit-scrollbar {
                height: 8px;
            }
            
            .tabs::-webkit-scrollbar-thumb {
                background: #cbd5e1;
                border-radius: 4px;
            }
            
            .card-img {
                height: 220px;
            }
            
            .highlight-bar {
                display: none;
            }
        }
        
        @media (max-width: 768px) {
            h1 {
                font-size: 2.4rem;
            }
            
            .subtitle {
                font-size: 1.1rem;
            }
            
            .projects-grid {
                grid-template-columns: 1fr;
                max-width: 600px;
                margin: 0 auto;
            }
            
            .tab {
                padding: 12px 24px;
                font-size: 1rem;
            }
            
            .more-btn {
                width: 180px;
                padding: 14px 25px;
            }
        }
        
        @media (max-width: 480px) {
            .container {
                padding: 10px;
            }
            
            header3 {
                margin: 30px 0 20px;
            }
            
            h1 {
                font-size: 2rem;
            }
            
            .subtitle {
                font-size: 1rem;
                margin: 20px auto;
            }
            
            .card-content {
                padding: 18px;
            }
            
            .card-title {
                font-size: 1.3rem;
            }
        }
		
		
		
		
		/*新闻资讯*/
		.container4 {
            width: 100%;
            max-width: 100%;
            padding: 0;
			margin-top:100px;
        }
        
        .header4 {
            text-align: center;
            padding: 20px 20px 40px;
            background: #fff;
            position: relative;
            z-index: 10;
            /*box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);*/
        }
        
        h1 {
            font-size: 2.8rem;
            margin-bottom: 15px;
            color: #eb781b;
            font-weight: 300;
            position: relative;
            display: inline-block;
        }
        
        h1::after {
            content: '';
            position: absolute;
            bottom: -12px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: linear-gradient(90deg, #3498db, #2ecc71);
            border-radius: 2px;
        }
		
		
        .nav-container {
            display: flex;
            justify-content: center;
            gap: 15px;
            flex-wrap: wrap;
            max-width: 1200px;
            margin: 0 auto;
			margin-top:30px;
        }
        
        .nav-item {
            padding: 12px 35px;
            font-size: 1.15rem;
            font-weight: 500;
            cursor: pointer;
            border-radius: 50px;
            background: #eef5ff;
            color: #0d4a9e;
            border: 2px solid #d6e6ff;
            transition: all 0.3s ease;
        }
        
        .nav-item:hover, .nav-item.active {
            background: #0d4a9e;
            color: white;
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(13, 74, 158, 0.2);
        }
        
        .content {
            padding: 40px;
        }
        
        .news-category {
            display: none;
        }
        
        .news-category.active {
            display: block;
        }
        
        .news-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 30px;
            max-width: 1500px;
            margin: 0 auto;
        }
        
        .news-card {
            display: flex;
            background: white;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.07);
            transition: transform 0.3s, box-shadow 0.3s;
        }
        
        .news-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 35px rgba(13, 74, 158, 0.18);
        }
        
        .news-date {
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            width: 140px;
            min-height: 100%;
            background: linear-gradient(135deg, #eef5ff, #e0ebff);
            padding: 20px;
        }
        
        .date-day {
            font-size: 3.5rem;
            font-weight: 800;
            color: #eb781b;
            line-height: 1;
        }
        
        .date-month {
            font-size: 1.4rem;
            font-weight: 700;
            color: #eb781b;
            text-transform: uppercase;
            margin-top: 10px;
        }
        
        .news-image {
            width: 250px;
            min-height: 100%;
            background: #f0f5ff;
            display: flex;
            align-items: center;
            justify-content: center;
            border-left: 1px solid #eaeaea;
            border-right: 1px solid #eaeaea;
        }
        
        .image-placeholder {
            color: #a0c1f1;
            font-size: 4.5rem;
            opacity: 0.7;
        }
        
        .news-content {
            flex: 1;
            padding: 35px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        
        .news-title {
            font-size: 1.8rem;
            color: #000;
            font-weight: 700;
            margin-bottom: 15px;
            line-height: 1.4;
        }
        
        .news-excerpt {
            font-size: 1.1rem;
            color: #444;
            line-height: 1.8;
            margin-bottom: 25px;
        }
        
        .news-footer {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 15px;
            border-top: 1px solid #f0f0f0;
        }
        
        .news-category-tag {
            background: #eef5ff;
            color: #0d4a9e;
            padding: 8px 18px;
            border-radius: 50px;
            font-size: 0.95rem;
            font-weight: 600;
        }
        
        .read-more {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            color: #0d4a9e;
            font-size: 1.05rem;
            font-weight: 600;
            text-decoration: none;
            padding: 10px 25px;
            border-radius: 50px;
            transition: all 0.3s;
            background: #f0f5ff;
            border: 1px solid #d6e6ff;
        }
        
        .read-more:hover {
            background: #0d4a9e;
            color: white;
            border-color: #0d4a9e;
        }
        
		
		
        /* 移动端优化 */
        @media (max-width: 768px) {
            header4 {
                padding: 30px 20px;
            }
            
            h1 {
                font-size: 2.2rem;
            }
            
            .nav-item {
                padding: 10px 25px;
                font-size: 1rem;
                margin-bottom: 10px;
            }
            
            .content {
                padding: 25px 20px;
            }
            
            .news-date, .news-image {
                display: none;
            }
            
            .news-content {
                padding: 25px;
            }
            
            .news-title {
                font-size: 1.5rem;
            }
            
            .news-excerpt {
                font-size: 1rem;
            }
        }
        
        @media (max-width: 480px) {
            body {
                padding: 20px 10px;
            }
            
            .news-footer {
                flex-direction: column;
                align-items: flex-start;
                gap: 15px;
            }
            
            .read-more {
                width: 100%;
                text-align: center;
                justify-content: center;
            }
        }