/* 内页顶部banner */
.banner_n{
	width:100%;
	position: relative;
}
.banner_n img{
	width: 100%;
}
.banner_n_box{
    position: absolute;
    width: 90%;
    left: 10%;
    top: 30%;
}
.banner_n_box .b_icon{
	float: left;
	width:3rem;
	margin-left: 1rem;
}
.banner_n_box h1{
	margin-top: 3rem;
}
.banner_n_box h1,.banner_n_box h2{
	float: left;
	overflow-wrap: break-word;
	  color: rgba(255, 255, 255, 1);
	  font-size: 6.8rem;
	  font-family: AlibabaPuHuiTi_2_75_SemiBold;
	  font-weight: normal;
	  text-align: left;
	  white-space: nowrap;
	  line-height: 8rem;
	clear: both;
}
.banner_n_box h2{
	font-size: 6.4rem;
}
.banner_n_m{
	display:none;
}
@media (max-width:768px) {
	.banner_n_m{
		display: block;
	}
    .banner_n_pc,.b_icon{
	    display:none;
    }
    .banner_n_box {
        position: absolute;
        width: 100%;
        left: 0;
        margin-left: 0;
		display: grid;
		place-items: center;
        top: 40%;
        overflow: hidden;
	}
	.banner_n_box h1,.banner_n_box h2{
		float: none;
		margin:0 auto;
		text-align: center;
		font-size: 6rem;
	  line-height: 120%;
	}
}

@media (max-width:486px) {
	banner_n_box h2{
		font-size:4.8rem;
	}

}
/* -----------------关于我们页面---------------- */
	.about_main{
		width:100%;
		background: #fff;
	}
.about_main_title{
	margin:0 auto;
	width:170rem;
	border-bottom: 1px #E6E6E6 solid;
	padding:3rem 0;
	overflow: hidden;
	clear: both;
}
.about_main_title ul li{
	float:left;
	margin-right: 2rem;
	text-align: center;
	padding:0 2rem;
	font-size: 2.2rem;
	position: relative;
}
.about_main_title ul li a{
	color: #000;
}
.about_main_title ul li.this::after,.about_main_title ul li:hover::after {
    content: ''; /* 伪元素必须设置content属性 */
    position: absolute;
    left: 0;
    bottom: -3rem; /* 控制下划线与文字的距离 */
    width: 100%; /* 下划线宽度与文字相同 */
    height: 2px; /* 下划线粗细 */
    background-color: red; /* 下划线颜色 */
}
/* 关于我们页面--公司介绍 */
.about_p2{
	width:100%;
	position: relative;
	margin-top: 9rem;
	overflow: hidden;
	clear: both;
}
.about_p2 img{
	width: 100%;
}
.about_p2main{
	position: absolute;
	width:170rem;
	left:50%;
	margin-left: -85rem;
	top:11rem;
}
.about_p2main .b_icon{
	float: left;
	width:2rem;
	margin-left: 1rem;
}
.about_p2main h2{
	float: left;
	font-size: 4.8rem;
	clear:both;
	margin-top: 2rem;
	font-weight: normal;
	line-height: 6rem;
	color:#fff;
}
.about_p2main .atext{
	float: left;
	font-size: 2.2rem;
	text-indent: 4.4rem;
	margin-top: 3rem;
	color: #fff;
	width: 70rem;
	text-align: left;
	line-height: 180%;
	clear:both;
}
/* 关于我们页面--产品系列*/
 /* 产品网格容器 */
 .product-grid {
     margin: 0 auto;
     margin-top: 8rem;
     max-width: 170rem; /* 改为最大宽度而不是固定宽度 */
     width: 90%; /* 添加百分比宽度 */
     display: flex;
     flex-wrap: wrap;
     justify-content: space-between;
     gap: 5rem;
     padding-bottom: 4rem;
     clear: both;
     box-sizing: border-box; /* 确保padding和border包含在宽度内 */
 }
 
 /* 单个产品板块 - 默认宽度约48% */
 .product-item {
     width: 48%; /* 约占总长度的48% */
     background-color: #fff;
     border-radius: 3rem;
     overflow: hidden;
     box-shadow: 0 0.5rem 2rem rgba(0,0,0,0.1);
     box-sizing: border-box; /* 确保内边距和边框包含在宽度内 */
     transition: transform 0.3s ease; /* 添加悬停效果 */
 }
 
 .product-item:hover {
     transform: translateY(-0.5rem); /* 悬停时轻微上浮 */
 }
 
 /* 产品图片部分 */
 .product-img {
     height: 60rem;
     overflow: hidden;
 }
 
 .product-img img {
     width: 100%;
     height: 100%;
     object-fit: cover;
     transition: transform 0.3s ease; /* 图片缩放效果 */
 }
 
 .product-item:hover .product-img img {
     transform: scale(1.05); /* 悬停时图片轻微放大 */
 }
 
 /* 产品名称部分 */
 .product-name {
     padding: 2rem;
     text-align: center;
     font-size: 2.2rem;
     color: #333;
     border-top: 0.5rem solid #f0f0f0;
     font-weight: normal;
 }
 
 /* 响应式调整 - 平板设备 */
 @media (max-width: 1200px) {
     .product-grid {
         margin-top: 6rem;
         gap: 4rem;
         width: 95%; /* 在小屏幕上增加宽度占比 */
     }
     
     .product-img {
         height: 50rem; /* 减小图片高度 */
     }
     
     .product-name {
         font-size: 2rem;
         padding: 1.5rem;
     }
 }
 
 /* 响应式调整 - 小屏幕平板 */
 @media (max-width: 992px) {
     .product-grid {
         margin-top: 5rem;
         gap: 3rem;
     }
     
     .product-item {
         width: 48%; /* 保持两列布局 */
     }
     
     .product-img {
         height: 40rem;
     }
     
     .product-name {
         font-size: 1.8rem;
     }
 }
 
 /* 响应式调整 - 宽度小于768px时每行1个 */
 @media (max-width: 768px) {
     .product-grid {
         gap: 2rem;
         width: 96%; 
		 margin:0 10px;
         margin-top: 4rem;
     }
     
     .product-item {
         width: 100%; /* 占满整个宽度 */
     }
     
     .product-img {
         height: 65rem; /* 移动端适当减小高度 */
     }
     
     .product-name {
         font-size: 1.6rem;
         padding: 1rem;
     }
 }
 
 /* 响应式调整 - 非常小的手机屏幕 */
 @media (max-width: 480px) {
     .product-grid {
         margin-top: 3rem;
         gap: 1.5rem;
     }
     
     .product-img {
         height: 45rem; /* 在非常小的屏幕上进一步减小高度 */
     }
     
     .product-name {
         font-size: 1.4rem;
     }
 }
/* 关于我们页面--园区展示*/
.about_yq{
	width: 100%;
	background: #fff;
	padding-bottom: 6rem;
	overflow: hidden;
	clear: both;
}
.image-container {
	
            display: flex; /* 使用Flexbox布局 */
            justify-content: space-between; /* 子元素两端对齐，中间自动分配空间 */
            width: 170rem; /* 容器宽度占满父元素 */
            margin: 0 auto; /* 可选：居中容器 */
			margin-top: 4rem;
            box-sizing: border-box; /* 确保padding不会增加容器总宽度 */
        }
        
        .image-item {
			width:33%;
        }
        
        .image-item img {
            width: 100%;
            height: auto;
            display: block;
            border-radius: 4px; /* 可选：添加圆角 */
        }

@media (max-width: 1400px) {
	.about_main_title ul li{
		font-size:2.4rem;
	}
	.about_p2main .atext {
	    font-size: 2.4rem;
	    margin-top: 4rem;
	    width: 80rem;
	    text-indent: 4.8rem;
	}
}
@media (max-width: 1200px) {
	.about_main_title ul li{
		font-size:2.6rem;
	}
	.about_p2main .atext {
	    font-size: 2.6rem;
	    margin-top: 5rem;
	    width: 90rem;
	    text-indent: 5.2rem;
	}
	.product-name{
		font-size: 2.4rem;
	}
}
@media (max-width: 1000px) {
	.about_main_title{
		width: 100%;
	}
	.about_main_title ul li{
		font-size:2.8rem;
	}
	.about_p2main .atext {
	    font-size: 3rem;
	    margin-top: 5rem;
	    width: 98rem;
	    
	    text-indent: 6rem;
	}
	.product-name{
		font-size: 2.6rem;
	}
}
@media (max-width: 920px) {
	.about_main_title ul li{
		font-size:3rem;
	}
	.about_p2main{
		top:6rem;
	}
	.about_p2main {
	    position: absolute;
	    width: 90%;
	    left: 5%;
		margin:0;
		}
	.about_p2main .atext {
	    font-size: 3.2rem;
	    margin-top: 5rem;
	    width: 100%;
	    
	    text-indent: 6.4rem;
	}
	.product-name{
		font-size: 2.4rem;
	}
}
		/* 小屏幕布局（宽度小于768px时） */
@media (max-width: 767px) {
	.about_p2{
		margin-top: 0;
		background: #fff;
		padding-bottom: 6rem;
		
	}
	.image-container{
		width:100%;
		padding:0 01px;
	}
	.about_main_title ul li{
		font-size:3rem;
	}
	.about_text {
	        font-size: 2.4rem;
			line-height: 160%;
	    }
	.about_p2main {
	        top: 6rem;
	    }
	.about_p2main .atext {
	    font-size: 2.4rem;
	    
	    text-indent: 4.8rem;
	}
	.zzjg img {
		max-width: 100%;
	}
	.product-name{
		font-size: 2.4rem;
	}
	.image-item{
		width:100%;
		padding-bottom: 2rem;
	}
	.image-container {
		display: grid;
		grid-template-columns: 1fr; /* 小屏幕显示1列 */
	}
	.about_p2main {
	    position:static;
	    margin: 0 auto;
	    width: 100%;
	    padding:0 10px;
	    margin-top: 4rem;
	}
	.about_p2main h2{
		font-size: 3.2rem;
		color:#C62E2C;
	}
	.about_p2main .atext{
		line-height: 160%;
		margin-top: 2rem;
		font-size: 2.4rem;
		color: #3D3D3D;
		
	    text-indent: 4.8rem;
	}
	.about2{
		display: none;
	}
}
@media (max-width: 767px) {
	.about_main_title ul li {
	    margin-right: 0rem;
		padding:0 1rem;
	}
	.about_main_title ul li a{
		font-size: 3rem;
	}
}
/* ---------------------产品中心列表---------------------- */
/*/ 产品中心页面 /*/
.product-container{
	width:100%;
	padding-bottom: 6rem;
	display: flex;
	justify-content: space-between;
	background: #FFF;
	overflow: hidden;
	clear:both;
}
.prolist_left{
	float:left;
	width:63rem;
	overflow: hidden;
}
.prolist_left .pltitle{
	width: 100%;
	background: url(../images/bg4.png) no-repeat;
	height:12.2rem;
	text-indent: 6.5rem;
	font-size:3.2rem;
	line-height: 12.2rem;
	color: #fff;
	overflow: hidden;
}
       .promenu-list {
            list-style: none;
            padding: 0;
            margin-left:2rem;
			margin-top: 6rem;
            position: relative;
		}
        
        /* 竖线连接  */
        .promenu-list::before {
            content: '';
            position: absolute;
            left: 9px; /* 点的中心位置 */
            top: 35px; /* 第一个点的垂直位置 */
            bottom: 34px; /* 最后一个点的垂直位置 */
            width: 2px;
            background-color: #ccc;
            z-index: 1;
        }
        
        .promenu-item {
            position: relative;
            padding: 20px 20px 20px 30px;
			font-size: 2.4rem;
            cursor: pointer;
            transition: all 0.3s;
            color: #000; /* 默认文字颜色 */
            font-weight: normal; /* 默认文字粗细 */
			border-bottom: 1px #f5f5f5 solid;
        }
		.promenu-item a{
			color: #000;
		}
        
        .promenu-item:hover,.promenu-item.this {
            background-color: #f5f5f5;
        }
        
        /* .promenu-item:first-child,.promenu-item:hover  {
            border-right: 2px #C62E2C solid;
        } */
.promenu-item:hover::after,.promenu-item.this::after {
    content: ''; /* 伪元素必须设置content属性 */
    position: absolute;
    right: 0;
    top: 17px; /* 控制下划线与文字的距离 */
    width: 3px; /* 下划线宽度与文字相同 */
    height: 40px; /* 下划线粗细 */
    background-color: red; /* 下划线颜色 */
}
        /* 左侧的点 */
        .promenu-item::before {
            content: '';
            position: absolute;
            left: 5px;
            top: 30px; /* 垂直居中 */
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background-color: #ccc;
            z-index: 2; /* 确保点在竖线上面 */
            transition: background-color 0.3s;
        }
        
        /* 默认第一个是红点和红色文字 */
        .promenu-item.this::before{
            background-color: #ff0000;
        }
        /* 鼠标悬停时的样式变化 - 用CSS实现原本JS的功能 */
        .promenu-item:hover::before {
            background-color: #ff0000;
        }
        .promenu-item:hover,.promenu-item.this {
            color: #ff0000;
            font-weight: bold;
        }
.prolist_right{
	width: 80%;
	padding:6rem 0;
	background: #F5F5F5;
	overflow: hidden;
}
        .prolist_main {
			margin:0 auto;
			width:90%;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        
        .product_box {
            background-color: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s, box-shadow 0.3s;
        }
        
        .product_box:hover {
            transform: translateY(-5px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
        }
        
        .product__img {
            width: 100%;
            height: 0;
            padding-bottom: 100%; /* 1:1 比例 */
            position: relative;
            overflow: hidden;
        }
        
        .product__img img {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s;
        }
        
        .product_box:hover .product__img img {
            transform: scale(1.05);
        }
        
        .product-info {
            padding: 2rem 0 1rem 0;
            text-align: center;
        }
        
        .product-info h3 {
            font-size:1.8rem;
            color: #333;
            margin-bottom: 10px;
            font-weight: 400;
        }
		.product-info a{
			color: #333;
		}
        
        /* 响应式设计 */
        @media (max-width:1400px) {
			.promenu-item{
				font-size: 2.4rem;
			}
            .product-info h3{
				font-size: 2rem;
			}
        }
        @media (max-width:1200px) {
			.promenu-item{
				font-size: 2.8rem;
			}
            .product-info h3{
				font-size: 2.4rem;
			}
        }
        @media (max-width:1000px) {
			.promenu-item{
				font-size: 3rem;
			}
            .product-info h3{
				font-size: 2.6rem;
			}
        }
        @media (max-width:800px) {
			.promenu-item{
				font-size: 3.6rem;
			}
            .product-info h3{
				font-size: 3.2rem;
			}
        }
        @media (max-width: 992px) {
            .prolist_main {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 630px) {
            .product-container{
				display:block;
			}
			.prolist_left{
				margin:0 auto;
				width:100%;
			}
			.prolist_left .pltitle {
			    height: 16rem;
			    font-size: 5.2rem;
			    line-height: 16rem;
				display:none;
			}
			.promenu-item {
			        font-size: 2.4rem;
			    }
			.promenu-item{
				padding: 25px 20px 20px 30px;
			}
			.prolist_right{
				width: 100%;
			}
        }
        @media (max-width: 486px) {
            .prolist_main {
                grid-template-columns: 1fr;
            }
        }

/*/ 产品详情页面 /*/
.proinfo-container{
	margin:0 auto;
	width:160rem;
	margin-top: 6rem;
	padding-bottom: 6rem;
	display: flex;
	justify-content: space-between;
	overflow: hidden;
	clear:both;
}
.proinfo_m{
	display: none;
}
.proinfo_left{
	width:83rem;
	background: #fff;
	overflow: hidden;
}
.proinfo_left .mainimg{
	width:100%;
}
.proinfo_left .mainimg img{
	width: 100%;
}

.pro-tabs {
            display: flex;
            background-color: #f8f9fa;
            border-bottom: 1px solid #e0e0e0;
        }
        
        .pro-tab {
            flex: 1;
            text-align: center;
            padding: 20px 0;
            font-size: 18px;
            cursor: pointer;
            position: relative;
            transition: all 0.3s;
        }
        
        .pro-tab:hover {
            background-color: #e9ecef;
        }
        
        .pro-tab.active {
            color: #d63031;
            font-weight: bold;
        }
        
        .pro-tab.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background-color: #d63031;
        }
        
        .pro-tab-content {
            display: none;
            padding: 20px 15px;
			font-size: 18px;
			line-height: 180%;
        }
        
        .pro-tab-content.active {
            display: block;
        }
        
        .pro-content-title {
            font-size: 22px;
            color: #333;
			font-weight: normal;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 1px solid #e0e0e0;
        }
    
        
        .pro-standard-info {
            margin-top: 30px;
            padding: 20px;
            background-color: #f8f9fa;
            border-radius: 8px;
            border-left: 4px solid #0056a6;
        }
        
        .pro-standard-info p {
            margin: 0;
            color: #555;
        }
        
        .pro-product-image {
            width: 100%;
            max-width: 500px;
            margin: 30px auto;
            display: block;
            border-radius: 8px;
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
        }
 .proinfo_right{
	 width:74rem;
 }    
 .proinfo_pc{
 	display:block;
 }
 .proinfo_title1{
	 width:100%;
	 background: #fff;
	 color:#757575;
	 font-size:20px;
	 text-align: left;
	 padding:24px;
 }
.proinfo_right h1{
	 width:100%;
	 background: #fff;
	 color:#000;
	 font-size:26px;
	 text-align: left;
	padding-left: 24px;
	 font-weight: normal;
}
 .proinfo_title2{
	 width:100%;
	 background: #fff;
	 color:#474747;
	 font-size:16px;
	 text-align: left;
	 padding:12px 20px 12px 24px;
	 line-height: 150%;
 }
.proinfo_title3{
	 width:100%;
	 color:#363636;
	 font-size:24px;
	 text-align: left;
	 padding:12px 20px 30px 24px;
	 line-height: 150%;
	 background: #fff url(../images/icon7.png) no-repeat 24px 22px;
	 background-size: 22px;
	 text-indent: 36px;
 }
 .proinfo_title3 span{
	 color: #C62E2C;
	 font-weight: 500;
	 font-size: 26px;
 }
 .horizontal-line {
    width: 100%;
    height: 1px;
    background-color: #E9E9E9;
    margin: 0;
}
 .proinfo_note{
	width:100%; 
	background: #fff;
	padding:36px 24px 50px 24px;
	overflow: hidden;
 } 
 .proinfo_note_title{
	 width: 100%;
	 background: #F7F7F7;
	 color: #363636;
	 font-size: 22px;
	 line-height: 36px;
	 text-align: left;
	 padding: 10px 12px 10px 20px;
 }
        @media (max-width: 768px) {
            .pro-tab {
                padding: 15px 0;
            }
            
            .pro-tab-content {
                padding: 20px;
            }
            
            .pro-logo {
                font-size: 28px;
            }
        }
		/* 留言表单样式 */
        .note_contact_form,
        .note_contact_form *,
        .note_contact_form *::before,
        .note_contact_form *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            line-height: 1.2;
            font-size: 14px;
        }
        
        .note_contact_form {
            width: 100%;
            background-color: white;
            padding: 40px 40px 0 40px;
            font-family: "Microsoft YaHei", "微软雅黑", Arial, sans-serif;
        }
        
        .note_form_row {
            display: flex;
            gap: 20px;
            margin-bottom: 20px;
        }
        
        .note_form_group {
            flex: 1;
            min-width: 0;
        }
        
        .note_form_group_full {
            flex: 0 0 100%;
        }
        
        /* 强制控制label和input的间距 */
        .note_contact_form .note_label {
            display: block;
            margin: 0 0 15px 0 !important;
            padding: 0 !important;
            font-weight: 600;
            color: #333;
            font-size: 14px;
            line-height: 1.2 !important;
        }
        
        .note_required::after {
            content: " *";
            color: #e74c3c;
        }
        
        .note_contact_form .note_input,
        .note_contact_form .note_textarea {
            width: 100%;
            padding: 8px 12px !important;
            border: 1px solid #ddd;
            border-radius: 4px;
            font-size: 14px;
            transition: all 0.3s ease;
            background-color: #fafafa;
            line-height: 1.2 !important;
            margin: 0 !important;
            display: block;
        }
        
        .note_contact_form .note_input:focus,
        .note_contact_form .note_textarea:focus {
            outline: none;
            border-color: #3498db;
            background-color: white;
            box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.1);
        }
        
        .note_contact_form .note_textarea {
            resize: vertical;
            min-height: 100px;
        }
        
        .note_contact_form .note_submit_btn {
            width: 100%;
            padding: 12px;
            background: linear-gradient(135deg, #C62E2C, #C62E2C);
            color: white;
            border: none;
            border-radius: 4px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            line-height: 1.2 !important;
            margin: 0 !important;
        }
        
        .note_contact_form .note_submit_btn:hover {
            background: linear-gradient(135deg, #ce3d3b, #ce3d3b);
        }

        /* 响应式设计 */
        @media (max-width: 968px) {
			
            .proinfo_title1 {
                font-size:16px;
            }
			.proinfo_title3 {
			    font-size: 18px;
			    text-align: left;
			    padding: 12px 20px 30px 24px;
			    background: #fff url(../images/icon7.png) no-repeat 24px 21px;
			    background-size: 16px;
			    text-indent: 24px;
			}
			.proinfo_title3 span{
				font-size:22px;
			}
			.proinfo_note_title{
				font-size: 18px;
				line-height: 28px;
			}
			.note_contact_form {
			    padding: 20px 10px 0 10px;
			}
		}
        @media (max-width: 768px) {			
			.proinfo_m{
				display: block;
			}
			.proinfo_pc{
				display: none;
			}
			.proinfo_m h1{
				font-size:32px;
				text-align: center;
				background: #fff;
				line-height: 200%;
				font-weight: 500;
			}
			.proinfo-container{
				width: 100%;
				padding:0 10px;
				display: block;
			}
			.proinfo_left,.proinfo_right{
				width: 100%;
			}
            .note_contact_form {
                padding: 20px;
            }
            
            .note_form_row {
                gap: 15px;
                margin-bottom: 15px;
            }
        }
		
/* 投资者关系界面 */
  .news_page_container {
      max-width: 1600px;
      margin: 0 auto;
      padding: 40px 20px;
  }
  
  
  .news_list {
      display: flex;
      flex-direction: column;
      gap: 0;
  }
  
  .news_item {
      display: flex;
      background: white;
      border-bottom: 1px solid #e9e9e9;
      padding: 30px 0;
      transition: all 0.3s ease;
      text-decoration: none;
      color: inherit;
  }
  
  .news_item:hover {
      background: #f8f9fa;
  }
  
  /* 固定457:305图片比例 */
  .news_image_wrapper {
      width: 240px;
      height: 160px; /* 240 * (305/457) = 160px */
      flex-shrink: 0;
      margin-right: 30px;
      border-radius: 8px;
      overflow: hidden;
  }
  
  .news_image_wrapper img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.3s ease;
  }
  
  .news_item:hover .news_image_wrapper img {
      transform: scale(1.05);
  }
  
  .news_item_content {
      flex: 1;
      display: flex;
      flex-direction: column;
      justify-content: center;
  }
  
  .news_item_title {
      font-size: 20px;
      font-weight: 500;
      color: #2c3e50;
      margin-bottom: 12px;
      line-height: 1.4;
  }
  
  .news_item_summary {
      font-size: 14px;
      text-indent: 28px;
      color: #5d6d7e;
      margin-bottom: 15px;
      line-height: 1.6;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
  }
  
  .news_item_meta {
      display: flex;
      align-items: center;
      gap: 20px;
      font-size: 12px;
      color: #7f8c8d;
  }
  
  .news_item_date {
      color: #3498db;
  }
  
  .news_item_category {
      background: #ecf0f1;
      padding: 2px 8px;
      border-radius: 3px;
      color: #34495e;
  }
  

  
  @media (max-width: 768px) {
      .news_item {
          flex-direction: column;
          padding: 20px;
      }
      
      .news_image_wrapper {
          width: 100%;
          height: 0;
          padding-bottom: 66.74%; /* 305/457 = 66.74% */
          position: relative;
          margin-right: 0;
          margin-bottom: 15px;
      }
      
      .news_image_wrapper img {
          position: absolute;
          top: 0;
          left: 0;
          width: 100%;
          height: 100%;
      }
      
      .news_item_title {
          font-size: 18px;
      }
  }
  
/* 新闻中心页面 */
 .news_container * {
     margin: 0;
     padding: 0;
     box-sizing: border-box;
 }
 
 .news_container {
     width: 170rem;
     margin: 0 auto;
     padding: 6rem 0;
     font-family: "Microsoft YaHei", "微软雅黑", Arial, sans-serif;
 }
        
 .news_grid {
     display: grid;
     grid-template-columns: repeat(4, 1fr);
     gap: 30px;
 }
 
 .news_card {
     background: #fff;
     border-radius: 8px;
     overflow: hidden;
     box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
     transition: transform 0.3s ease;
 }
  
 .news_card:hover {
     transform: translateY(-5px);
	 border-bottom: 4px red solid;
 }
 
 .news_image {
     width: 100%;
     height: 0;
     padding-bottom: 60%; /* 保持5:3的图片比例 */
     position: relative;
     overflow: hidden;
 }
 
 .news_image img {
     position: absolute;
     top: 0;
     left: 0;
     width: 100%;
     height: 100%;
     object-fit: cover;
     transition: transform 0.3s ease;
 }
 
 .news_card:hover .news_image img {
     transform: scale(1.05);
 }
 
 .news_content {
     padding: 20px;
 }
 
 .news_card_title {
     font-size: 16px;
     font-weight: bold;
     color: #080808;
     margin-bottom: 10px;
     line-height: 1.4;
     height: 44px;
     overflow: hidden;
     display: -webkit-box;
     -webkit-line-clamp: 2;
     -webkit-box-orient: vertical;
 }
 .news_card_title a{
	 color: #080808;
 }
 
 .news_summary {
     font-size: 14px;
     text-indent: 28px;
     color: #676767;
     line-height: 1.5;
     margin-bottom: 15px;
     height: 63px;
     overflow: hidden;
     display: -webkit-box;
     -webkit-line-clamp: 3;
     -webkit-box-orient: vertical;
 }
 .news_summary a{
	 color: #676767;
 }
 
 .news_meta {
     display: flex;
     justify-content: space-between;
     align-items: center;
     font-size: 12px;
     color: #999;
     padding-top: 15px;
     border-top: 1px solid #f0f0f0;
 }
  .news_meta a{
	  color: #999;
  }
 
 .news_date {
     color: #888;
 }
 
 .news_category {
     background: #f0f0f0;
     padding: 2px 8px;
     border-radius: 3px;
     color: #666;
 }
 
 /* 响应式设计 */
 @media (max-width: 1200px) {
     .news_grid {
         grid-template-columns: repeat(4, 1fr);
         gap: 25px;
     }
 }
 
 @media (max-width: 1024px) {
     .news_grid {
         grid-template-columns: repeat(3, 1fr);
         gap: 25px;
     }
 }
 @media (max-width:920px) {
     .news_container {
		 width: 100%;
         padding:3rem 1rem;
     }
 }
 
 @media (max-width: 768px) {
     .news_grid {
         grid-template-columns: repeat(2, 1fr);
         gap: 20px;
     }
     
 }
 
 @media (max-width: 480px) {
     .news_grid {
         grid-template-columns: 1fr;
         gap: 15px;
     }
     
     .news_title {
         font-size: 24px;
     }
 }
 
 /* 新闻阅读页面 */
 .news_detail_container {
     max-width: 1500px;
     margin: 0 auto;
	 margin-top: 6px;
     background: white;
     padding:60px 40px;
     box-shadow: 0 2px 10px rgba(0,0,0,0.1);
 }
 
 .news_detail_header {
     text-align: center;
     margin-bottom: 30px;
     padding-bottom: 20px;
     border-bottom: 1px solid #e9e9e9;
 }
 
 .news_detail_title {
     font-size: 28px;
     font-weight: bold;
     color: #333;
     margin-bottom: 15px;
     line-height: 1.4;
 }
 
 .news_detail_meta {
     display: flex;
     justify-content: center;
     align-items: center;
     gap: 20px;
     color: #666;
     font-size: 14px;
 }
 
 .news_detail_date {
     color: #888;
 }
 
 .news_detail_category {
     background: #f0f0f0;
     padding: 2px 8px;
     border-radius: 3px;
     color: #666;
 }
 
 .news_detail_author {
     color: #555;
 }
 
 .news_detail_image {
     width: 100%;
     margin: 30px 0;
     border-radius: 8px;
     overflow: hidden;
 }
 
 .news_detail_image img {
     width: 100%;
     height: auto;
     display: block;
 }
 
 .news_detail_content {
     font-size: 16px;
     line-height: 1.8;
     color: #444;
 }
 .news_detail_content img{
	 max-width: 80%;
 }
 
 .news_detail_content p {
     margin-bottom: 20px;
     text-align: justify;
     text-indent: 32px;
 }
 
 .news_detail_content h3 {
     font-size: 20px;
     color: #333;
     margin: 30px 0 15px 0;
     padding-bottom: 10px;
     border-bottom: 1px solid #e9e9e9;
 }
 
 .news_detail_content ul {
     margin: 20px 0;
     padding-left: 30px;
 }
 
 .news_detail_content li {
     margin-bottom: 10px;
 }
 
 .news_detail_footer {
     margin-top: 40px;
     padding-top: 20px;
     border-top: 1px solid #e9e9e9;
     display: flex;
     justify-content: space-between;
     align-items: center;
 }
 
 .news_detail_tags {
     display: flex;
     gap: 10px;
     flex-wrap: wrap;
 }
 
 .news_detail_tag {
     background: #e3f2fd;
     color: #1976d2;
     padding: 4px 12px;
     border-radius: 15px;
     font-size: 12px;
 }
 
 .news_detail_views {
     color: #666;
     font-size: 14px;
 }
 
 /* 推荐新闻样式 */
 .news_recommend {
     margin-top: 50px;
     padding-top: 30px;
     border-top: 2px solid #e9e9e9;
 }
 
 .news_recommend_title {
     font-size: 22px;
     font-weight: bold;
     color: #333;
     margin-bottom: 25px;
     padding-bottom: 10px;
     border-bottom: 1px solid #e9e9e9;
 }
 
 .news_recommend_list {
     display: grid;
     grid-template-columns: repeat(2, 1fr);
     gap: 25px;
 }
 
 .news_recommend_item {
     display: flex;
     gap: 15px;
     padding: 15px;
     border-radius: 8px;
     transition: all 0.3s ease;
     text-decoration: none;
     color: inherit;
 }
 
 .news_recommend_item:hover {
     background: #f8f9fa;
     transform: translateY(-2px);
 }
 
 .news_recommend_image {
     width: 100px;
     height: 70px;
     border-radius: 6px;
     overflow: hidden;
     flex-shrink: 0;
 }
 
 .news_recommend_image img {
     width: 100%;
     height: 100%;
     object-fit: cover;
 }
 
 .news_recommend_content {
     flex: 1;
 }
 
 .news_recommend_item_title {
     font-size: 15px;
     font-weight: bold;
     color: #333;
     margin-bottom: 8px;
     line-height: 1.4;
     display: -webkit-box;
     -webkit-line-clamp: 2;
     -webkit-box-orient: vertical;
     overflow: hidden;
 }
 
 .news_recommend_item_date {
     font-size: 12px;
     color: #888;
 }
 
 @media (max-width: 768px) {
	 .news_detail_container{
		 
	 }
}
 @media (max-width: 768px) {
     .news_detail_container {
         padding: 20px;
     }
     
     .news_detail_title {
         font-size: 24px;
     }
     
     .news_detail_meta {
         flex-direction: column;
         gap: 10px;
     }
     
     .news_detail_footer {
         flex-direction: column;
         gap: 15px;
         align-items: flex-start;
     }
     
     .news_recommend_list {
         grid-template-columns: 1fr;
         gap: 15px;
     }
     
     .news_recommend_item {
         padding: 12px;
     }
 }
 
 
/* 发明专利列表页面 */
/* 发明专利列表页面 - 优化版 */
.patent_container {
    max-width: 170rem;
    margin: 0 auto;
    padding: 8rem 2rem; /* 增加左右内边距，避免移动端溢出 */
    box-sizing: border-box;
}

.patent_grid {
    display: grid;
    /* 改用minmax确保列宽一致，同时支持响应式 */
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
    align-items: stretch; /* 强制所有卡片高度一致 */
}

.patent_card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column; /* 确保内容区自适应高度 */
}

.patent_card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    border-bottom: 4px red solid;
}

/* 关键修复：固定图片容器宽高比为3:4（更符合专利证书常见比例） */
.patent_image {
    width: 100%;
    height: 0;
    padding-bottom: 133.33%; /* 3:4 比例（4/3=1.3333），比原142.2%更稳定 */
    position: relative;
    overflow: hidden;
    background-color: #f5f5f5; /* 图片加载前占位背景 */
}

/* 移除可能干扰的伪元素，避免与实际图片冲突 */
.patent_image::before,
.patent_image::after {
    display: none;
}

.patent_image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain; /* 改为contain，确保图片完整显示，不拉伸 */
    padding: 15px; /* 图片内边距，避免紧贴容器 */
    box-sizing: border-box;
}

.patent_content {
    padding: 20px;
    flex: 1; /* 让内容区自动填充剩余高度 */
    display: flex;
    flex-direction: column;
}

.patent_name {
    font-size: 16px;
    font-weight: bold;
    color: #2c3e50;
    margin-bottom: 10px;
    line-height: 1.4;
    height: 44px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.patent_info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    flex-wrap: wrap; /* 移动端自动换行，避免重叠 */
    gap: 8px;
}

.patent_number {
    font-size: 12px;
    color: #e74c3c;
    font-weight: bold;
    white-space: nowrap; /* 专利号不换行 */
}

.patent_date {
    font-size: 12px;
    color: #7f8c8d;
    white-space: nowrap; /* 日期不换行 */
}

/* 保留原描述样式（如果后续需要添加描述） */
.patent_description {
    font-size: 13px;
    color: #5d6d7e;
    line-height: 1.5;
    height: 60px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    margin-top: auto; /* 推到内容区底部 */
}

.patent_filters {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.patent_filter {
    padding: 8px 20px;
    background: white;
    border: 2px solid #3498db;
    border-radius: 25px;
    color: #3498db;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
}

.patent_filter:hover,
.patent_filter.active {
    background: #3498db;
    color: white;
}

/* 响应式优化：不同屏幕尺寸下调整布局 */
@media (max-width: 1200px) {
    .patent_grid {
        gap: 25px;
    }
}

@media (max-width: 768px) {
    .patent_grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
        gap: 20px;
    }
    
    .patent_container {
        padding: 4rem 1.5rem;
    }
    
    .patent_name {
        font-size: 15px;
        height: 40px;
    }
}

@media (max-width: 480px) {
    .patent_grid {
        grid-template-columns: 1fr; /* 移动端单列布局 */
    }
    
    .patent_image {
        padding-bottom: 150%; /* 移动端调整为2:3比例，更适合竖屏查看 */
    }
    
    .patent_info {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }
}

/* 模态框图片样式优化（保持放大后比例一致） */
.modal-content {
    max-width: 90%;
    max-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

#modalImage {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 8px;
}
  /* 发明专利详情页面 */
  .patent_detail_content {
      font-size: 170rem;
      line-height: 1.8;
      color: #444;
  }
  .patent_detail_content img{
	  max-width: 80%;
	  text-align: center;
	  margin:0 auto;
  }
  
  /* 组织架构*/
  .zzjg{
    margin: 0 auto;
    width: 170rem;
    max-width: 100%;
    padding: 6rem 0;
    text-align: center;
    background: #fff;
  }
  .zzjg img{
	  max-width: 80%;
	  display: block; /* 改为块级元素 */
	      margin: 0 auto; /* 水平居中 */
  }
  
  /* 荣誉资质 */
  .honor_container {
      width: 1600px;
	  max-width: 100%;
      margin: 0 auto;
      padding: 6rem 0;
	  overflow: hidden;
  }
  
  .honor_grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(333px, 1fr));
      gap: 25px;
  }
  
  .honor_card {
      background: white;
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
  }
  
  .honor_card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
  }
  
  .honor_image {
      width: 100%;
      height: auto;
      overflow: hidden;
      cursor: pointer;
  }
  
  .honor_image img {
      width: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
  }
  
  .honor_card:hover .honor_image img {
      transform: scale(1.05);
  }
  
  .honor_content {
      padding: 20px;
  }
  .honor_content h3{
	  font-weight: normal;
  }
  
  .honor_name {
      font-size: 18px;
      margin-bottom: 12px;
      color: #2c3e50;
      line-height: 1.4;
  }
  
  .honor_info {
      display: flex;
      justify-content: space-between;
      margin-bottom: 15px;
      font-size: 14px;
      color: #7f8c8d;
  }
  
  .honor_description {
      font-size: 14px;
      color: #555;
      line-height: 1.6;
  }
  
  /* 放大模态框样式 */
  .modal {
      display: none;
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background-color: rgba(0, 0, 0, 0.85);
      z-index: 1000;
      justify-content: center;
      align-items: center;
      opacity: 0;
      transition: opacity 0.3s ease;
  }
  
  .modal.active {
      display: flex;
      opacity: 1;
  }
  
  .modal-content {
      max-width: 90%;
      max-height: 90%;
      position: relative;
      animation: zoomIn 0.3s ease;
  }
  
  @keyframes zoomIn {
      from {
          transform: scale(0.8);
          opacity: 0;
      }
      to {
          transform: scale(1);
          opacity: 1;
      }
  }
  
  .modal img {
      width: 100%;
      height: auto;
      border-radius: 8px;
      box-shadow: 0 5px 25px rgba(0, 0, 0, 0.5);
  }
  
  .close-btn {
      position: absolute;
      top: -40px;
      right: 0;
      color: white;
      font-size: 30px;
      cursor: pointer;
      background: none;
      border: none;
      transition: color 0.3s ease;
  }
  
  .close-btn:hover {
      color: #3498db;
  }
  
  /* 响应式调整 */
  @media (max-width: 768px) {
      .honor_grid {
          grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
          gap: 20px;
      }
      
      .honor_content {
          padding: 15px;
      }
      
      .honor_name {
          font-size: 16px;
      }
  }
  
  
  /* 联系我们页面 */
	  
  .contact_container {
	  margin: 0 auto;
	      max-width: 170rem;
	      margin-top: 6rem;
		  margin-bottom: 6rem;
		  background: #fff;
	      display: flex;
	      justify-content: space-between;
	      overflow: hidden;
	}
.contact_left{
	width:75.7rem;
	background: #C62E2C url(../images/bg5.png) no-repeat 0 35.6rem;
	padding:7rem 0;
}
.contact_title{
	margin-left: 8.4rem;
	margin-bottom: 50px;
	font-size:3.2rem;
	color:#fff;
	font-weight:normal;
	position: relative;
	clear: both;
}
.contact_title::after{
		content: '';
		position: absolute;
		bottom: -2rem;
		left: 0;
		width: 0;
		height: 3px;
		width:5rem;
		background-color: #fff;
		/* 红色 */
		transition: width 0.3s ease;
		/* 宽度过渡动画 */
	}
.contact_info{
	width:60rem;
	margin-left: 8.4rem;
	margin-top: 20px;
	text-align: left;
	overflow: hidden;
	clear:both;
}
.contact_info img{
	float:left;
	width:6rem;
}
.contact_info .text{
	float:left;
	width:42rem;
	margin-left: 2rem;
	color:#fff;
	font-size:2.2rem;
	line-height: 3.6rem;
}

.contact_right{
	width:85rem;
	background: #fff;
	padding:7rem 0;
	vertical-align: top
}
.contact_title1{
	margin-left: 4.4rem;
	font-size:3.2rem;
	color:#C62E2C;
	font-weight:normal;
	position: relative;
	clear: both;
}
.contact_title1::after{
		content: '';
		position: absolute;
		bottom: -2rem;
		left: 0;
		width: 0;
		height: 3px;
		width:5rem;
		background-color: #C62E2C;
		/* 红色 */
		transition: width 0.3s ease;
		/* 宽度过渡动画 */
	}

    /* 表单容器 */
    .form-container {
      width: 80%;
      padding: 20px;
	  margin-top: 50px;
    }
    
    /* 表单样式 */
    .message-form {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }
    
    /* 输入框样式 */
    .form-input, .form-textarea {
      width: 100%;
      padding: 12px 15px;
      border-radius: 8px;
      background-color: #f0f4f8;
      border: none;
      font-size: 16px;
      transition: all 0.3s ease;
    }
    
    .form-input:focus, .form-textarea:focus {
      outline: none;
      box-shadow: 0 0 0 2px rgba(166, 36, 36, 0.5);
    }
    
    .form-textarea {
      min-height: 120px;
      resize: none;
    }
    
    /* 提交按钮样式 */
    .submit-btn {
      width: 100%;
      padding: 12px;
      background-color: #a62424;
      color: white;
      border: none;
      border-radius: 8px;
      font-size: 16px;
      font-weight: 500;
      cursor: pointer;
      transition: all 0.2s ease;
    }
    
    .submit-btn:hover {
      background-color: #921f21;
      transform: scale(1.01);
    }
    
    .submit-btn:active {
      transform: scale(0.99);
    }
/* 底部地图 */
.map_container {
	      max-width: 100%;
	      margin-top: 6rem;
	      overflow: hidden;
		  clear: both;
	}
.map_container img{
	width:100%;
}
/* 联系我们响应式设计 */
	@media (max-width: 1200px) {
		.form-container{
			width:90%;
			padding:10px;
		}
	}
	@media (max-width: 820px) {
		.form-container{
			width:95%;
		}
	}
	@media (max-width: 768px) {
		.contact_container{
			display: grid;
			width: 100%;
			padding-left: 10px;
			padding-right: 10px;
			justify-content: normal;
		}
		
		.contact_left{
			width:100%;
			background: #C62E2C url(../images/bg6.png) no-repeat 0 35.6rem;
			padding:7rem 0;
		}
		.contact_right{
			width: 100%;
		}
		.form-container{
			width:95%;
		}
	}

	@media (max-width: 486px) {
		.contact_container{
			padding: 0;
		}
		.contact_left{
		    margin:0;
		}
		.contact_title{
		    margin-left: 10px;
		}
		.contact_info{
		    margin-left: 20px;
		}
		.contact_info img{
		    margin-top: 1rem;
		}
		.contact_title1{
		    margin-left: 10px;
		}
		.form-container{
		    width: 94%;
		}
		
	}
/* 企业文化 */
.culmain{
	margin: 0 auto;
	    width: 170rem;
		max-width: 100%;
	    padding: 6rem 2rem;
		background: #fff;
		text-align: left;
		font-size:16px;
		line-height: 180%;
}
		
@media (max-width: 768px) {
	.zzjg,.culmain{
		font-size: 2.4rem;
	}

}