/*=======================About=======================*/

	/*===== about-us =====*/
.about-us {
		margin: 0 auto;
		max-width: 170rem;
		margin-top: 9rem;
        
        display: flex;
        align-items: center;
        justify-content: space-between;
		overflow: hidden;
}
	.about_us_left {
		width: 73.4rem;

	}

	.home_icon {
		width: 100%;
		margin: 0 auto;
		text-align: left;
	}

	.home_icon img {
		width: 2rem;
		height: 2.2rem;
		margin-left: 6px;
	}

	.home_h2 {
		width: 100%;
		margin: 0 auto;
		margin-top: 6px;
		text-align: left;
		font-size: 4.8rem;
		line-height: 6.8rem;
		color: #C62E2C;
	}

	.home_h3 {
		width: 100%;
		margin: 0 auto;
		margin-top: 4px;
		text-align: left;
		font-size: 4.4rem;
		line-height: 6rem;
		color:#313131;
	}

	.home_more {
		margin-top: 3.6rem;
		width: 16.7rem;
		height: 6rem;
		text-align: left;
		text-indent: 2rem;
		font-size: 2.2rem;
		line-height: 6rem;
		background: url(../images/icon4.png) no-repeat 12rem 2.1rem;
		background-size: 2rem;
		border: 1px #C62E2C solid;
		border-radius: 0 30px 30px 0;
		color: #C62E2C;
		clear: both;
	}
	.home_more a{
		color: #C62E2C;
	}

	.about_img {
		margin-top: 6rem;
		width: 100%;
		clear: both;
	}

	.about_img img {
		width: 100%;
	}

	.about_us_right {
		width: 80rem;
	}

	.about_text {
		width: 100%;
		text-align: left;
		font-size: 2.2rem;
		line-height: 4.2rem;
		margin-top: 9rem;
		color:#5f5f5f;
		text-indent: 4.4rem;
	}

	.about_us_right ul {
		width: 100%;
		margin-top: 3rem;
	}

	.about_us_right ul li {
		float: left;
		margin-top: 3rem;
		width: 27rem;
		margin-right: 12rem;
		background: url(../images/icon2.png) no-repeat 0 3.2rem;
		text-align: left;
		text-indent: 5.6rem;
		font-size: 5rem;
		height: auto;
		color: #CC2826;
	}

	.about_us_right ul li p {
		font-size: 2.2rem;
		color: #6B6B6B;
		clear: both;
		line-height: 120%;
	}
@media (max-width:1200px) {
		.about_text {
			font-size: 2.4rem;
			line-height: 4.8rem;
			text-indent: 4.8rem;
		}
	}
@media (max-width:1100px) {
		.about_text {
			font-size: 2.8rem;
			line-height: 4.8rem;
			text-indent: 5.6rem;
		}
	}
	@media (max-width:840px) {
		.about_text {
			line-height: 150%;
		}
		.about_us_right ul{
			margin-top: 1rem;
		}
		.about_us_right ul li {
		    float: left;
		    margin-top: 1rem;
		    width: 24rem;
		    margin-right: 6rem;
		    margin-left: 2rem;
		    background: url(../images/icon2.png) no-repeat 0 3.2rem;
		    text-align: left;
		    text-indent: 5.6rem;
		    font-size: 4rem;
		    height: auto;
		    color: #CC2826;
		}
	}
	@media (max-width:768px) {
		.about-us{
			margin-top: 4.5rem;
			width:100%;
			padding:0 10px;
			display: grid;
			background: #FEEEEE;
			padding-bottom: 6rem;
		}
		.about_us_left,.about_us_right{
		margin:0 auto;
		width:100%;
	    }
		.home_h2{
			font-size: 3rem;
			line-height: 150%;
		}
		.home_h3{
			font-size: 2.4rem;
			line-height: 150%;
		}
		.home_more {
		    display: none;
		}
		.about_img{
			margin-top: 3rem;
		}
	    .about_text {
	        font-size: 2.2rem;
	        line-height: 160%;
			margin-top: 3rem;
			text-indent: 4.4rem;
	    }
		.about_us_right ul li {
		    float: left;
		    margin-top: 2rem;
        margin-left: 1rem;
        margin-right: 1rem;
        background: url(../images/icon2.png) no-repeat 0 2rem;
        background-size: 2rem;
        text-indent: 3rem;
        font-size: 24rem;
        width: 40%;
		}
		.about_us_right ul li h3{font-size: 3rem;}
		.about_us_right ul li p{
			font-size: 2rem;
		}
}


/*==================================================
Servicebox
==================================================*/
	.service {
		margin: 0 auto;
		width: 100%;
		margin-top: 9rem;
		background: url(../images/bg01.png) no-repeat;
		height: 807px;
		display: block;
		clear: both;
	}

	.service_title {
		margin: 0 auto;
		width: 170rem;
		overflow: hidden;
	}

	.service_title .home_icon {
		margin-top: 7rem;
	}

	.service_title .home_h3 {
		color: #fff;
	}
	.service_title_m {
		margin: 0 auto;
		width: 170rem;
		display:none;
		overflow: hidden;
	}

	.service_title_m .home_icon {
		margin-top: 7rem;
	}

	.service_title_m .home_h3 {
		color: #fff;
	}
	/*===== 选项卡效果 =====*/
	/* 整体容器样式 */
	.tab-container {
		display: flex;
		width: 100%;
		height: auto;
		margin-top: 9.8rem;
		overflow: hidden;
	}

	/* 左侧菜单样式 - 可独立修改 */
	.tab-menu {
		width: 68.8rem;
		color: #f2f2f2;
		text-align: left;
	}

	.tab-menu-item {
		font-size: 2.4rem;
		line-height: 88px;
		text-align: center;
		cursor: pointer;
		transition: all 0.3s ease;
		border-bottom: 1px solid #eee;
		height: 88px;
	}

	.tab-menu-item:hover,
	.tab-menu-item.active {
		background: url(../images/bg2.png) no-repeat 0 0;
		color: white;
	}

	.tab-menu-item h2 {
		float: left;
	    background: url(../images/ser01.png) no-repeat 0 30px;
	    background-size: 30px;
	    margin-left: 11rem;
	    padding-left: 32px;
		font-weight: normal;
		font-size: 2.4rem;
	}
	.tab-menu-item h2.th2{
		background: url(../images/ser02.png) no-repeat 0 30px;
	    background-size: 30px;
	}
	.tab-menu-item h2.th3{
		background: url(../images/ser03.png) no-repeat 0 30px;
	    background-size: 30px;
	}
	.tab-menu-item h2.th4{
		background: url(../images/ser04.png) no-repeat 0 30px;
	    background-size: 30px;
	}
	.tab-menu-item h2:hover{
	    background: url(../images/ser01a.png) no-repeat 0 30px;
		background-size: 30px;
	}
	.tab-menu-item h2.th2:hover{
	    background: url(../images/ser02a.png) no-repeat 0 30px;
		background-size: 30px;
	}
	.tab-menu-item h2.th3:hover{
	    background: url(../images/ser03a.png) no-repeat 0 30px;
		background-size: 30px;
	}
	.tab-menu-item h2.th4:hover{
	    background: url(../images/ser04a.png) no-repeat 0 30px;
		background-size: 30px;
	}

	/* 右侧内容样式 - 可独立修改 */
	.tab-content {
		flex: 1;
		margin-left: 10rem;
		position: relative;
		overflow: hidden;
	}

	.tab-panel {
		position: absolute;
		top: 0;
		left: 0;
		width: 100%;
		height: 100%;
		opacity: 0;
		visibility: hidden;
		transition: all 0.3s ease;
		transform: translateX(20px);
		display: flex;
		justify-content: space-between;
	}

	.tab-panel.active {
		opacity: 1;
		visibility: visible;
		transform: translateX(0);
	}

	.tab-panel .tab_main {
		width: 67rem;
		color: #fff;
		margin-top: 200px;
	}

	.tab-panel .tab_main h3 {
		font-size: 3.2rem;
		line-height: 4.8rem;
		font-weight: normal;
	}

	.tab-panel .tab_main p {
		margin-top: 10px;
		font-size: 2.2rem;
		line-height: 3.6rem;
		text-indent: 4.4rem;
		clear: both;
	}

	.home_more1 {
		margin-top: 230px;
		margin-right: 10rem;
		width: 16.7rem;
		height: 6rem;
		text-align: left;
		text-indent: 2rem;
		font-size: 2.2rem;
		line-height: 6rem;
		background: url(../images/icon5.png) no-repeat 12rem 2.1rem #C62E2C;
		border-radius: 0 30px 30px 0;
		background-size: 2rem;
		color: #fff;
		clear: both;
	}
	.home_more1 a{
		color: #fff;
	}
	.service-m {
		display: none;
	}

	@media (max-width:1400px) {
		.service {
			height: 720px;
		}
	}

	@media (max-width:1200px) {
		.service {
			height: 680px;
		}
	}

	@media (max-width:992px) {
		.service {
			height: 620px;
		}
	}
@media (max-width:768px) {
	.service{
		display: none;
	}
	.service_title_m{
		display: block;
	}
	.service-m {
	    margin: 10px;
		display: block;
		clear: both;
	}
	
	.service-item {
	    border-bottom: 1px solid #ddd;
	}
	
	.servicemenu-header {
	    padding: 15px 20px;
	    cursor: pointer;
	    display: flex;
	    justify-content: space-between;
	    align-items: center;
	    transition: background-color 0.3s;
		font-size:2.4rem;
	}
	
	/* 第一个菜单的默认背景色 */
	.service-item:first-child .servicemenu-header {
	    background-color: #C62E2C;
	    color: white;
	}
	
	/* 其他菜单的默认背景色 */
	.service-item:not(:first-child) .servicemenu-header {
	    background-color: #ECECEC;
	    color: #333;
	}
	
	.arrow {
	    display: inline-block;
	    width: 0;
	    height: 0;
	    border-left: 6px solid transparent;
	    border-right: 6px solid transparent;
	    border-top: 6px solid currentColor;
	    transition: transform 0.3s;
	}
	
	/* 箭头向上的样式 */
	.arrow.up {
	    transform: rotate(180deg);
	}
	.submenu {
	    display: none;
	    padding: 20px 16px;
	    background-color: white;
		background: url(../images/bg3.png);
		background-size: 100%;
		
	}
	
	.submenu_m {
		background: none;
	    background-color: white;
		background-size: 100%;
		font-size: 6rem;
		
	}
	.submenu.active {
	    display: block;
	}

	.submenu p{
		font-size: 4.6rem;
		color: #fff;
		line-height: 180%;
		margin-top:4rem;
	}
	.home_more4 {
		margin-top: 1.6rem;
        margin-left: 1rem;
        margin-bottom: 3rem;
        width: 14rem;
        height: 4.8rem;
        text-align: left;
        text-indent: 1.2rem;
        font-size: 2rem;
        line-height: 4.8rem;
        background: url(../images/icon5.png) no-repeat 10rem 1.5rem #C62E2C;
        border-radius: 0 30px 30px 0;
        background-size: 2rem;
        color: #fff;
        clear: both;
	}
		
	.home_more4 a{
		color: #fff;
	}
}

/* 新闻 */
.home_news {
		margin: 0 auto;
		width: 170rem;
		overflow: hidden;
		clear: both;
	}

	.home_more2 {
		float: right;
		margin-top: 10rem;
		width: 16.7rem;
		height: 6rem;
		text-align: left;
		text-indent: 2rem;
		font-size: 2.2rem;
		line-height: 6rem;
		background: url(../images/icon4.png) no-repeat 12rem 2.1rem;
		background-size: 2rem;
		border: 1px #C62E2C solid;
		border-radius: 0 30px 30px 0;
		color: #C62E2C;
	}
	.home_more2 a{
		color: #C62E2C;
	}

.news-container {
		max-width: 1700px;
		width: 170rem;
		/* 在小屏幕上留出边距 */
		margin: 50px auto;
		position: relative;
		overflow: hidden;
		clear: both;
	}

	/* 整体容器 - 基础样式 */
	.news-container {
		width: 174rem;
		max-width: 100%;
		/* 在小屏幕上留出边距 */
		margin: 30px auto;
		position: relative;
		overflow: hidden;
	}

	/* 滚动内容区域 */
	.news-wrapper {
		display: flex;
		width: 100%;
		transition: transform 0.5s ease-in-out;
	}

	/* 新闻卡片样式 - 基础样式 */
	.news-card {
		flex: 0 0 25%;
		/* 默认四个卡片等分宽度 */
		padding: 20px;
		border-right: 1px solid #eee;
		position: relative;
		/* 为伪元素定位 */
		transition: all 0.3s ease;
		/* 添加过渡效果 */
	}

	/* 鼠标悬停效果 - 底部红线 */
	.news-card::after {
		content: '';
		position: absolute;
		bottom: 0;
		left: 0;
		width: 0;
		height: 3px;
		background-color: #ff0000;
		/* 红色 */
		transition: width 0.3s ease;
		/* 宽度过渡动画 */
	}

	.news-card:hover::after {
		width: 100%;
		/* 悬停时红线展开 */
	}

	.news-card:last-child {
		border-right: none;
	}

	.news-card h3 {
		color: #333;
		margin-bottom: 15px;
		font-size: 18px;
		transition: color 0.3s ease, transform 0.3s ease;
		/* 标题颜色和位移过渡 */
	}
	.news-card h3 a{
		color: #333;
	}

	.news-card p {
		color: #666;
		line-height: 1.6;
		font-size: 14px;
		transition: color 0.3s ease;
		text-indent: 28px;
	}
	.news-card p a{
		color: #666;
	}

	/* 鼠标悬停时标题效果 */
	.news-card:hover h3 {
		color: #ff0000;
		/* 标题变成红色 */
		transform: translateY(-3px);
		/* 标题轻微上移 */
	}

	/* 图片容器 - 增强动画效果 */
	.news-img-container {
		position: relative;
		width: 100%;
		padding-bottom: 67.53%;
		/* 260/385 = 0.6753 (67.53%) - 保持385:260的比例 */
		overflow: hidden;
		border-radius: 8px;
		margin-bottom: 15px;
		box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
		transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
		/* 弹性缓动函数 */
	}

	/* 增强的图片悬停效果 */
	.news-card:hover .news-img-container {
		transform: translateY(-8px) scale(1.03);
		/* 上移+放大 */
		box-shadow: 0 12px 20px rgba(0, 0, 0, 0.15);
		/* 增强阴影 */
	}

	/* 图片样式 - 添加滤镜效果 */
	.news-img-container img {
		position: absolute;
		top: 0;
		left: 0;
		width: 100%;
		height: 100%;
		object-fit: cover;
		/* 保持图片比例并覆盖容器 */
		transition: all 0.4s ease;
		filter: brightness(1) contrast(1) saturate(1);
		/* 初始滤镜 */
	}

	/* 图片悬停滤镜效果 */
	.news-card:hover .news-img-container img {
		filter: brightness(1.05) contrast(1.05) saturate(1.1);
		/* 亮度+对比度+饱和度提升 */
		transform: scale(1.05);
		/* 图片轻微放大 */
	}

	/* 可选：添加渐变叠加层 */
	.news-img-container::before {
		content: '';
		position: absolute;
		top: 0;
		left: 0;
		width: 100%;
		height: 100%;
		background: linear-gradient(to bottom, rgba(0, 0, 0, 0) 70%, rgba(0, 0, 0, 0.1));
		opacity: 0;
		transition: opacity 0.4s ease;
		z-index: 1;
	}

	.news-card:hover .news-img-container::before {
		opacity: 1;
	}

	/* 控制按钮 - 默认隐藏 */
	.news-control {
		position: absolute;
		top: 50%;
		transform: translateY(-50%);
		width: 40px;
		height: 40px;
		border-radius: 50%;
		background-color: rgba(255, 255, 255, 0.8);
		border: 1px solid #ddd;
		font-size: 20px;
		color: #333;
		cursor: pointer;
		display: flex;
		justify-content: center;
		align-items: center;
		z-index: 10;
		box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
		opacity: 0;
		/* 默认透明 */
		visibility: hidden;
		/* 默认不可见 */
		transition: all 0.3s ease;
		/* 添加过渡效果 */
	}

	/* 鼠标悬停时显示按钮 */
	.news-container:hover .news-control {
		opacity: 1;
		visibility: visible;
	}

	.control-prev {
		left: 10px;
	}

	.control-next {
		right: 10px;
	}

	.news-control:hover {
		background-color: white;
		color: #007bff;
		transform: translateY(-50%) scale(1.1);
		/* 按钮悬停放大 */
		box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
	}

	/* 响应式设计 - 平板屏幕 (小于 1200px) */
	@media (max-width: 1200px) {
		.news-card {
			flex: 0 0 33.333%;
			/* 一次显示3个卡片 */
		}

		.news-card h3 {
			font-size: 16px;
			/* 调整标题字体大小 */
		}
	}

	/* 响应式设计 - 小平板/大屏手机 (小于 992px) */
	@media (max-width: 992px) {
		.home_news{
			width: 100%;
			padding:0 10px;
		}
		.news-card {
			flex: 0 0 50%;
			/* 一次显示2个卡片 */
		}

		.news-container {
			margin: 30px auto;
			/* 减少上下边距 */
		}
	}

	/* 响应式设计 - 手机屏幕 (小于 768px) */
	@media (max-width: 768px) {
		.news-wrapper{
			display: contents;
		}
		.home_news {
		    margin: 0 auto;
		    width: 100%;
		    padding: 10px;
		    overflow: hidden;
		    clear: both;
		}
		.news-card {
			flex: 0 0 100%;
			/* 一次显示1个卡片 */
			border-right: none;
			border-bottom: 1px solid #eee;
			padding: 0;
			padding-bottom: 10px;
		}

		.news-card:last-child {
			border-bottom: none;
		}

		.news-control {
			width: 35px;
			height: 35px;
			font-size: 16px;
		}
		.home_more2 {
			display: none;
		}
		.news-control{
			display: none;
		}
	}

	/* 响应式设计 - 小屏手机 (小于 576px) */
	@media (max-width: 576px) {

		.news-control {
			width: 30px;
			height: 30px;
			font-size: 14px;
		}

		.control-prev {
			left: 5px;
		}

		.control-next {
			right: 5px;
		}
	}
	
	
/* 手风琴关键样式 */
/* 移动端服务菜单手风琴效果 - 纯CSS版本 - ser_前缀 */
.ser_service_m {
    display: none;
    max-width: 1200px;
	width: 100%;
    margin: 0 auto;
    padding: 0 10px;
	margin-top: 2rem;
}

.ser_service_item {
    margin-bottom: 10px;
    border-radius: 8px;
    overflow: hidden;
    background: white;
    transition: all 0.3s ease;
}

.ser_service_item:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* 隐藏默认的details标记 */
.ser_service_item > summary {
    list-style: none;
    cursor: pointer;
    padding: 18px 20px;
    background: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 400;
    font-size: 2.2rem;
    color: #333;
    transition: all 0.3s ease;
    user-select: none;
}

/* 隐藏Webkit的默认箭头 */
.ser_service_item > summary::-webkit-details-marker {
    display: none;
}

.ser_servicemenu_header:hover {
    background: #f8f9fa;
}

/* 所有菜单的默认状态（包括第一个菜单） */
.ser_service_item > .ser_servicemenu_header {
    background: white;
    color: #333;
}

.ser_service_item > .ser_servicemenu_header .ser_arrow {
    border-top-color: #666;
    transform: rotate(0deg);
}

/* 展开状态样式 - 所有菜单（包括第一个菜单） */
.ser_service_item[open] > .ser_servicemenu_header {
    background: #C62E2C;
    color: white;
}

.ser_service_item[open] > .ser_servicemenu_header .ser_arrow {
    transform: rotate(180deg);
    border-top-color: white;
}

.ser_arrow {
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 6px solid #666;
    transition: all 0.3s ease;
    flex-shrink: 0;
    margin-left: 10px;
}

.ser_submenu {
    background: #fafafa;
    border-top: 1px solid #e8e8e8;
    animation: ser_slideDown 0.3s ease-out;
	font-size: 2.2rem;
	background: url(../images/bg3.png);
	background-size: 100%;
	color: #fff;
	overflow: hidden;
}

@keyframes ser_slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.ser_submenu p {
    padding: 20px;
    line-height: 1.6;
    color: #fff;
    margin: 0;
}

.ser_subservice_item {
    padding: 15px 20px;
    border-top: 1px solid #e8e8e8;
    color: #555;
    transition: background-color 0.2s ease;
    cursor: pointer;
}

.ser_subservice_item:hover {
    background: #f0f0f0;
    color: #333;
}

.ser_subservice_item:first-child {
    border-top: none;
}

.ser_home_more4 {
    padding: 12px 20px;
    background: #0066cc;
    color: white;
    text-align: center;
    margin: 15px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

.ser_home_more4:hover {
    background: #0052a3;
    transform: translateY(-1px);
}

/* 响应式显示 */
@media (max-width: 768px) {
    .ser_service_m {
        display: block;
    }
}