:root {
            --primary-color: #da251d;
            --light-bg: #fafbfd;
            --dark-bg: #1a1a1a;
            --border-color: #e5e5e5;
            --text-dark: #333333;
            --text-light: #666666;
            --white: #ffffff;
            --shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            --radius: 8px;
        }
        
        body {
            font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
            color: var(--text-dark);
            padding-top: 0;
        }
        
        /* 第一部分：锚点导航 - 优化手机端不换行 */
        .anchor-nav-section {
            background-color: var(--light-bg);
            padding: 15px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }
        
        .anchor-nav-section::-webkit-scrollbar {
            display: none;
        }
        
        .anchor-nav {
            display: flex;
            list-style: none;
            padding: 0;
            margin: 0;
			    justify-content: space-around;
            min-width: max-content;
            white-space: nowrap;
        }
        
        .anchor-item {
            flex-shrink: 0;
            margin: 0 15px;
        }
        
        .anchor-link {
            color: var(--text-dark);
            text-decoration: none;
            font-size: 1rem;
            font-weight: 500;
            padding: 8px 0;
            position: relative;
            transition: all 0.3s ease;
            white-space: nowrap;
        }
        
        .anchor-link:hover {
            color: var(--primary-color);
        }
        
        .anchor-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background-color: var(--primary-color);
            transition: width 0.3s ease;
        }
        
        .anchor-link:hover::after {
            width: 100%;
        }
        
        .anchor-item.active .anchor-link {
            color: var(--primary-color);
        }
        
        .anchor-item.active .anchor-link::after {
            width: 100%;
        }
        
        /* 第二部分：关于我们 */
        .about-section {
            padding: 80px 0;
        }
        
        .about-title {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 50px;
     
            color: var(--text-dark);
        }
        
        .about-content {
            display: flex;
            gap: 50px;
            margin-bottom: 60px;
        }
        
        .about-text {
            flex: 1;
        }
        
        .about-text-content {
            max-height: 530px;
            overflow-y: auto;
            padding-right: 20px;
            margin-bottom: 20px;
        }
        
        .about-text-content p {
            font-size: 1.1rem;
            line-height: 1.8;
            color: var(--text-dark);
            margin-bottom: 20px;
        }
        
        .about-text-content::-webkit-scrollbar {
            width: 6px;
        }
        
        .about-text-content::-webkit-scrollbar-track {
            background: #f1f1f1;
            border-radius: 10px;
        }
        
        .about-text-content::-webkit-scrollbar-thumb {
            background: var(--primary-color);
            border-radius: 10px;
        }
        
        .about-image {
            flex: 1;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        
        .about-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        /* 数字统计 - 优化版 */
        .stats-section {
            padding: 40px 0;
        }
        
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }
        
        .stats-item {
           margin:30px 0;
            transition: all 0.3s ease;
            display: flex;
         justify-content: center;
            align-items: center;
            background: none;
            padding: 0;
            box-shadow: none;
        }
        
        .stats-item:hover {
            transform: translateY(-5px);
        }
        
        .stats-icon {
            width: 57px;
            height: 54px;
       margin-right:20px
        }
        
        .stats-number {
            
         
            color: var(--primary-color);
            margin-bottom: 5px;
            line-height: 1;
            position: relative;
            display: inline-block;
        }
		.milestone-number{font-size: 2.6rem;margin-right:.3rem}
        	.stats-ge{font-size: 1rem;}
        /* 数字跳动效果 */
        @keyframes numberPulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.1); }
            100% { transform: scale(1); }
        }
        
		
		    /* 数字跳动动画 */
        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.05); }
            100% { transform: scale(1); }
        }
        
        .counting {
            animation: pulse 0.5s ease-in-out;
        }
        .stats-item:hover .stats-number {
            animation: numberPulse 0.5s ease;
        }
        .sjtimecont{display:none}
        .stats-text {
            font-size: 1rem;
        
            color: var(--text-dark);
        }
        
        /* 第三部分：发展历程 - 优化为从左到右排版 */
        .timeline-section {
            padding: 50px 0;
            background:url(../images/abjc.jpg) no-repeat center center;
            color: white;
            position: relative;
			height:950px;
            overflow: hidden;
        }
        
        .timeline-title {
            font-size: 2.5rem;
            font-weight: 700;
    
			color:var(--text-dark);
            
            
        }
        
        .timeline-container {
            position: relative;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        .timeline-line {
            position: absolute;
            top: 50%;
            left: 50px;
            right: 50px;
            height: 2px;
			border-top:1px dashed var(--primary-color);
        
            transform: translateY(-50%);
           /* background-image: repeating-linear-gradient(90deg, transparent, transparent 10px, var(--primary-color) 10px, var(--primary-color) 20px);*/
            z-index: 1;
        }
        
        .timeline-wrapper {
            position: relative;
            height: 600px;
            overflow: hidden;
            margin-top: 100px;
        }
        

		.timeline-item:nth-child(odd){}
        
        .timeline-item {
             
            height: 100%;
             width:500px;
             bottom:-18px;
            padding: 0 15px;
            position:absolute;
			
        }
      .timeline-item:nth-child(1){left:0;top:350px;}
		
		
     
        .timeline-content {
            width: 100%;
            padding: 25px;
    display: flex;
    flex-direction: column;
            position: relative;
  
          
       
        }
       .timeline-item:nth-child(even) .timeline-content::before{   background: linear-gradient(0deg, var(--primary-color), transparent);}
        .timeline-content::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
         
            height: 100%;
			width:1px;
            background: linear-gradient(180deg, var(--primary-color), transparent);
        }
		
	 .timeline-content::after {
       content: '';
    width: 10px;
    height: 10px;
    background-color: var(--primary-color);
    border-radius: 50%;
    top: -15px;
	left:-3px;
    position:absolute;
    z-index: 10;
    box-shadow: 0 0 0 8px rgb(218 37 29 / 20%);
    flex-shrink: 0;
        }
        
        .timeline-year {
            font-size: 1.4rem;
            font-weight: 700;
            color: #333;
            margin-bottom: 15px;
        
        }
        
        .timeline-event {
            font-size: 1rem;
            line-height: 1.6;
            margin-bottom: 20px;
            color:#333;
            flex-grow: 1;
        }
        
        .timeline-image {
            width: 100%;
            height: 120px;

            overflow: hidden;
    
        }
        
        .timeline-image img {
            width: 100%;
            height: 100%;
           object-fit: contain;
            transition: transform 0.5s ease;
        }
    
        .timeline-item:hover .timeline-image img {
            transform: scale(1.05);
        }
        
        /* 单双数样式 - 横线上下位置 */
        .timeline-item:nth-child(odd) .timeline-dot {
     
			margin-bottom:0;
			
        }
          .timeline-item:nth-child(odd) .timeline-content {
            margin-left:3px
        }
		
        .timeline-item:nth-child(even) .timeline-dot {
   
   
        }
        
		.timeline-item:nth-child(even) .timeline-content {
     flex-direction: column-reverse;
}
		.timeline-item:nth-child(even) .timeline-content::after {
     bottom: -10px;
    top: inherit;
    left: -5px;
}
.timeline-item:nth-child(even) .timeline-event{margin-bottom:0;margin-top:20px}
.timeline-item:nth-child(2){left:250px;}
.timeline-item:nth-child(3){left: 510px;top: 350px;}
.timeline-item:nth-child(4){left: 780px;}
.timeline-item:nth-child(5){left: 1080px;top: 350px;}
.timeline-item:nth-child(6){left: 1380px;bottom:8px}
.timeline-item:nth-child(7){left: 1680px;top: 350px;}
.timeline-item:nth-child(8){left: 1980px;}
        /* 导航按钮 */
        .timeline-nav {
            display: flex;
            justify-content: center;
            margin-top: 40px;
        }
        
        .timeline-nav-btn {
            width: 40px;
            height: 40px;
            background-color: var(--primary-color);
            border: 1px solid var(--primary-color);
            border-radius: 50%;
            color: white;
            font-size: 1.2rem;
            cursor: pointer;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 10px;
        }
        
      
        /* 第四部分：全球布局 - 修复选项卡切换 */
        .global-section {
            padding: 80px 0;
            background-color: var(--light-bg);
        }
        
        .global-tab-nav {
            display: flex;
            justify-content: center;
            margin-bottom: 50px;
        }
        
        .global-tab-btn {
            padding: 12px 30px;
            background-color: white;
			width:230px;
            border: 1px solid var(--border-color);
            border-radius:50px;
            font-size: 1.1rem;
            font-weight: 500;
            color: var(--text-dark);
            cursor: pointer;
            transition: all 0.3s ease;
            margin: 0 10px;
        }
        
        .mouse  {
    position: absolute;
text-align: center;
    right: 0;
    top: 49%;
    height: 30px;
    transform: translateY(-50%);
    z-index: 1;
    
}
   .hou_name{color: #b62333;font-size:14px}     
        
        .global-tab-btn:hover {
            border-color: var(--primary-color);
            color: var(--primary-color);
        }
        
        .global-tab-btn.active {
            background-color: var(--primary-color);
            color: white;
            border-color: var(--primary-color);
        }
        
        .global-tab-content {
            display: none;
        }
        
        .global-tab-content.active {
            display: block;
        }
        
        .global-content {
            display: flex;
            align-items: center;
            gap: 50px;
        }
        
        .global-text {
            flex: 1;
        }
        
        .global-text p {
            font-size: 1.1rem;
            line-height: 1.8;
            color: var(--text-dark);
            margin-bottom: 20px;
        }
        
        .global-image {
            flex: 1;
   
        }
        
        .global-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        /* 第五部分：资质荣誉 - 修复选项卡切换 */
        .certificate-section {
			background:url(../images/abrbg.png) no-repeat center top #f4f4f4;
            padding: 80px 0;
        }
        
        .certificate-tab-nav {
            display: flex;
            justify-content: center;
            margin-bottom: 50px;
        }
        
        .certificate-tab-btn {
            padding: 12px 30px;
            background-color: white;
            border: 1px solid var(--border-color);
            border-radius:50px;
			    width: 230px;
            font-size: 1.1rem;
            font-weight: 500;
            color: var(--text-dark);
            cursor: pointer;
            transition: all 0.3s ease;
            margin: 0 10px;
        }
        
        .certificate-tab-btn:hover {
            border-color: var(--primary-color);
            color: var(--primary-color);
        }
        
        .certificate-tab-btn.active {
            background-color: var(--primary-color);
            color: white;
            border-color: var(--primary-color);
        }
        
        .certificate-tab-content {
            display: none;
			background:#f4f4f4;
			border-radius:20px;
			padding:40px 20px
			
        }
        
        .certificate-tab-content.active {
            display: block;
        }
        
        .swiper-container {
            position: relative;
            padding: 0 60px;
        }
        
        .certificate-swiper {
            padding: 20px 0;
        }
        
        .certificate-slide {
            background-color: white;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
			padding:20px;
            transition: all 0.3s ease;
        }
        
        .certificate-slide:hover {
            transform: translateY(-10px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
        }
        
        .certificate-image {
			
            height: 300px;
            overflow: hidden;
        }
        
        .certificate-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        
        .certificate-slide:hover .certificate-image img {
            transform: scale(1.05);
        }
        
        .certificate-info {
            padding: 20px;
            text-align: center;
        }
        
        .certificate-name {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 5px;
        }
        
        .certificate-type {
            font-size: 1rem;
            color: var(--text-light);
        }
        
        .swiper-button-next, .swiper-button-prev {
            width: 40px;
            height: 40px;
            background-color: white;
            border-radius: 50%;
            color: var(--text-dark);
            box-shadow: var(--shadow);
            transition: all 0.3s ease;
        }
        
        .swiper-button-next:after, .swiper-button-prev:after {
            font-size: 18px;
            font-weight: bold;
        }
        
        .swiper-button-next:hover, .swiper-button-prev:hover {
            background-color: var(--primary-color);
            color: white;
        }
        
        /* 第六部分：公司动态 - 修复选项卡切换 */
        .news-section {
            padding: 80px 0;
            background-color: var(--light-bg);
        }
        
        .news-tab-nav {
            display: flex;
            justify-content: center;
            margin-bottom: 50px;
        }
        
        .news-tab-btn {
            padding: 12px 30px;
            background-color: white;
			    width: 230px;
            border: 1px solid var(--border-color);
            border-radius: 50px;
            font-size: 1.1rem;
            font-weight: 500;
            color: var(--text-dark);
            cursor: pointer;
            transition: all 0.3s ease;
            margin: 0 10px;
        }
        
        .news-tab-btn:hover {
            border-color: var(--primary-color);
            color: var(--primary-color);
        }
        
        .news-tab-btn.active {
            background-color: var(--primary-color);
            color: white;
            border-color: var(--primary-color);
        }
        
        .news-tab-content {
            display: none;
        }
        
        .news-tab-content.active {
            display: block;
        }
        
        .news-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }
        
        .news-card {
            background-color: white;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: all 0.3s ease;
        }
        
        .news-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
        }
        
        .news-image {
			margin:0;
            height: 200px;
            overflow: hidden;
        }
        
        .news-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        
        .news-card:hover .news-image img {
            transform: scale(1.05);
        }
        
        .news-content {
            padding: 25px;
        }
        
        .news-title {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 10px;
            color: var(--text-dark);
            line-height: 1.4;
        }
        
        .news-date {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 15px;
            display: flex;
            align-items: center;
        }
        
        .news-date i {
            margin-right: 5px;
        }
        
        .news-desc {
            font-size: 0.95rem;
            color: var(--text-light);
            line-height: 1.6;
        }
        
    	    .odd{top:310px !important}
    .even{top:4px !important}
	 .even .timeline-content {
    flex-direction: column-reverse;
}
	 .even .timeline-content::after {
    bottom: -10px;
    top: inherit;
    left: -5px;
}
    .swiper2 {
            width: 100%;
            height: 100%;
        }
 .even .timeline-content::before {
    background: linear-gradient(0deg, var(--primary-color), transparent);
}
.timeline-event{flex-grow:unset}
	     .center-line {
            position: absolute;
            left: 0;
            right: 0;
            top: 50%;
            height: 2px;
            transform: translateY(-50%);
            z-index: 1;
        }
           .center-line::before {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            top: 0;
            height: 2px;
            background: repeating-linear-gradient(
                to right,
                transparent,
                transparent 10px,
                #da251d 10px,
                #da251d 20px
            );
        }
        
        /* 响应式调整 */
        @media (max-width: 1400px) {
          
        }
        
        @media (max-width: 1200px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
         
            
            .timeline-wrapper {
                height: 550px;
            }
        }
        
        @media (max-width: 992px) {
            .anchor-nav {
                justify-content: flex-start;
                padding: 0 20px;
            }
            
            .about-content {
                flex-direction: column;
            }
            
            .global-content {
                flex-direction: column;
            }
            
            .timeline-item {
                flex: 0 0 50%;
            }
            
            .timeline-wrapper {
                height: 500px;
            }
            
            .timeline-content {
                height: 350px;
            }
        }
        
        @media (max-width: 768px) {
            .about-title, .timeline-title {
                font-size: 2rem;
            }
            
            .stats-grid{grid-template-columns: repeat(2, 1fr);        gap: 20px;}
            .stats-item{flex-direction:column}
            .stats-cont{text-align:center}
            .odd {
    top: 270px !important;
}
.even {
    top: -146px !important;
}
            .sjtimecont{display:block;max-height: 730px;
    overflow-y: auto;
    padding-right: 20px;
    margin-bottom: 20px;color:#333;font-size:1.2rem}
	.timeline-year2{font-weight:bold;font-size:1.4rem;margin:.6rem 0 0 0}
	.timeline-event2{margin:.4rem 0}
	.timeline-image2 img{width:100%}
	
            .anchor-item {
                margin: 0 12px;
            }
            
            .anchor-link {
                font-size: 0.95rem;
            }
            
     
            .news-grid {
                grid-template-columns: 1fr;
            }
            .timeline-container{display:none}
       
            
            .timeline-wrapper {
                height: 450px;
            }
            
            .timeline-content {
                height: 320px;
            }
            
       
            .swiper-container {
                padding: 0 40px;
            }
            
            .global-tab-nav,
            .certificate-tab-nav,
            .news-tab-nav {
                flex-wrap: wrap;
            }
            
            .global-tab-btn,
            .certificate-tab-btn,
            .news-tab-btn {
                margin: 5px;
                flex: 1;
                min-width: 100px;
                text-align: center;
            }
        }
        
        @media (max-width: 576px) {
            .about-title, .timeline-title {
                font-size: 1.6rem;
            }
            
            .anchor-item {
                margin: 0 10px;
            }
            
            .anchor-link {
                font-size: 0.9rem;
            }
            
            .stats-number {
                font-size: 2.2rem;
            }
            
            .swiper-container {
                padding: 0 20px;
            }
            
            .timeline-wrapper {
                height: 500px;
            }
            
            .timeline-content {
                height: 380px;
                padding: 20px;
            }
            
            .timeline-event {
                font-size: 1rem;
                width: 60%;
            }
        }
        
        @media (max-width: 480px) {
            .anchor-item {
                margin: 0 8px;
            }
            
            .anchor-link {
                font-size: 0.85rem;
            }
            
            .timeline-wrapper {
                height: 520px;
            }

            .timeline-content {
                height: 400px;
            }

        }