/* =========================================
   内页通用样式
   ========================================= */
.page-banner {
	height: 400px;
	background-size: cover;
	background-position: center;
	position: relative;
	display: flex;
	align-items: center;
	justify-content: center;
	text-align: center;
	color: #fff;
	background-color: #1a1a1a;
}

.page-banner::after {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: rgba(0, 0, 0, 0.5);
}

.page-banner-content {
	position: relative;
	z-index: 2;
}

.page-banner h1 {
	font-size: 48px;
	font-weight: 700;
	margin-bottom: 10px;
}

.page-banner p {
	font-size: 18px;
	letter-spacing: 2px;
	text-transform: uppercase;
	opacity: 0.9;
}

.breadcrumb {
	padding: 20px 0;
	background: #f9f9f9;
	color: #666;
	font-size: 14px;
	border-bottom: 1px solid #eee;
}

.breadcrumb span {
	margin: 0 10px;
	color: #ccc;
}

.breadcrumb a:hover {
	color: var(--ls-red);
}

/* 移动端适配 */
@media (max-width: 768px) {
	.page-banner {
		height: 200px;
	}

	.page-banner-content h1 {
		font-size: 14px;
	}

	.page-banner-content p {
		font-size: 14px;
	}
}

/* =========================================
   关于我们页 (About Us)
   ========================================= */
.about-intro {
	display: flex;
	align-items: center;
	gap: 50px;
}

.intro-text {
	flex: 1;
}

.intro-text h2 {
	font-size: 32px;
	margin-bottom: 20px;
	color: #333;
	font-weight: 700;
}

.intro-text p {
	margin-bottom: 20px;
	color: #666;
	line-height: 1.8;
	text-align: justify;
}

.intro-img {
	flex: 1;
	height: 400px;
	overflow: hidden;
	border-radius: 10px;
}

.intro-img img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: 0.5s;
}

.intro-img:hover img {
	transform: scale(1.05);
}

/* 发展历程 (Timeline) */
.timeline-section {
	position: relative;
	padding: 80px 0;
}

.timeline-line {
	position: absolute;
	left: 50%;
	top: 0;
	bottom: 0;
	width: 2px;
	background: #e1e1e1;
	transform: translateX(-50%);
}

.timeline-item {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 60px;
	position: relative;
}

.timeline-item:nth-child(even) {
	flex-direction: row-reverse;
}

.t-date {
	width: 45%;
	text-align: right;
	font-size: 36px;
	font-weight: 800;
	color: var(--ls-red);
	padding: 0 40px;
}

.timeline-item:nth-child(even) .t-date {
	text-align: left;
}

.t-content {
	width: 45%;
	background: #fff;
	padding: 30px;
	border: 1px solid #eee;
	box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
	position: relative;
}

.t-dot {
	position: absolute;
	left: 50%;
	top: 50%;
	transform: translate(-50%, -50%);
	width: 20px;
	height: 20px;
	background: #fff;
	border: 4px solid var(--ls-red);
	border-radius: 50%;
	z-index: 2;
}

.t-content h4 {
	font-size: 18px;
	margin-bottom: 10px;
	font-weight: bold;
}

.t-content p {
	font-size: 14px;
	color: #666;
}

/* 企业文化 */
.culture-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 30px;
	text-align: center;
}

.culture-item {
	padding: 40px;
	background: #f8f8f8;
	transition: 0.3s;
}

.culture-item:hover {
	background: var(--ls-red);
	color: #fff;
	transform: translateY(-5px);
}

.culture-item i {
	font-size: 40px;
	margin-bottom: 20px;
	color: var(--ls-red);
}

.culture-item:hover i,
.culture-item:hover h3,
.culture-item:hover p {
	color: #fff;
}

.culture-item h3 {
	margin-bottom: 15px;
	font-size: 20px;
}

/* 移动端适配 */
@media (max-width: 768px) {
	.ls-container .mobile-title h2 {
		margin-left: 30px;
		font-size: 22px;
	}

	.ls-container .mobile-title p {
		margin-left: 30px;
		font-size: 16px;
	}
}

/* =========================================
   新闻列表页 (News List)
   ========================================= */
.news-category {
	text-align: center;
	margin-bottom: 50px;
}

.news-category a {
	display: inline-block;
	padding: 10px 30px;
	margin: 0 5px;
	border: 1px solid #ddd;
	color: #666;
	border-radius: 30px;
}

.news-category a.active,
.news-category a:hover {
	background: var(--ls-red);
	color: #fff;
	border-color: var(--ls-red);
}

.news-list-item {
	display: flex;
	background: #fff;
	border-bottom: 1px solid #eee;
	padding: 30px 0;
	transition: 0.3s;
}

.news-list-item:hover {
	background: #fafafa;
}

.nl-img {
	width: 280px;
	height: 180px;
	overflow: hidden;
	flex-shrink: 0;
	margin-right: 30px;
}

.nl-img img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: 0.5s;
}

.news-list-item:hover .nl-img img {
	transform: scale(1.1);
}

.nl-content {
	flex: 1;
	display: flex;
	flex-direction: column;
	justify-content: center;
}

.nl-date {
	color: #999;
	font-size: 14px;
	margin-bottom: 10px;
}

.nl-title {
	font-size: 20px;
	font-weight: bold;
	color: #333;
	margin-bottom: 15px;
	transition: 0.3s;
}

.news-list-item:hover .nl-title {
	color: var(--ls-red);
}

.nl-desc {
	color: #666;
	line-height: 1.6;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.nl-more {
	margin-top: 15px;
	color: var(--ls-red);
	font-weight: bold;
	font-size: 14px;
}

.pagination {
	text-align: center;
	margin-top: 60px;
}

.pagination a {
	display: inline-block;
	width: 40px;
	height: 40px;
	line-height: 40px;
	border: 1px solid #ddd;
	margin: 0 5px;
	color: #666;
}

.pagination a.active,
.pagination a:hover {
	background: var(--ls-red);
	color: #fff;
	border-color: var(--ls-red);
}

/* 移动端适配 */
@media (max-width: 768px) {
	.news-category {
		display: none !important;
	}

	.news-list-item {
		padding: 10px 0;
	}

	.nl-date {
		color: #999;
		font-size: 14px;
		margin-bottom: 10px;
	}

	.nl-title {
		font-weight: bold;
		color: #333;
		margin-bottom: 10px;
		transition: 0.3s;
	}

	.nl-desc {
		font-size: 16px;
		line-height: 1.6;
	}

	.nl-more {
		margin-top: 15px;
		color: var(--ls-red);
		font-weight: bold;
		font-size: 14px;
	}

	.pagination {
		text-align: center;
		margin-top: 20px;
	}

}

/* =========================================
   新闻内容页 (News Detail)
   ========================================= */
.news-detail-wrapper {
	display: flex;
	gap: 50px;
}

.news-main {
	flex: 3;
}

.news-sidebar {
	flex: 1;
}

.article-header {
	border-bottom: 1px solid #eee;
	padding-bottom: 20px;
	margin-bottom: 30px;
}

.article-title {
	font-size: 32px;
	font-weight: bold;
	color: #333;
	margin-bottom: 15px;
	line-height: 1.3;
}

.article-meta {
	color: #999;
	font-size: 14px;
}

.article-meta span {
	margin-right: 20px;
}

.article-body {
	font-size: 16px;
	color: #444;
	line-height: 1.8;
}

.article-body p {
	margin-bottom: 20px;
}

.article-body img {
	margin: 20px 0;
	border-radius: 4px;
}

.article-body h3 {
	font-size: 20px;
	font-weight: bold;
	margin: 30px 0 15px;
	border-left: 4px solid var(--ls-red);
	padding-left: 15px;
}

.article-nav {
	margin-top: 50px;
	padding-top: 30px;
	border-top: 1px solid #eee;
	color: #666;
}

.article-nav a:hover {
	color: var(--ls-red);
}

/* 侧边栏 */
.sidebar-box {
	margin-bottom: 40px;
}

.sidebar-title {
	font-size: 18px;
	font-weight: bold;
	border-bottom: 2px solid #eee;
	padding-bottom: 10px;
	margin-bottom: 20px;
	position: relative;
}

.sidebar-title::after {
	content: '';
	position: absolute;
	bottom: -2px;
	left: 0;
	width: 50px;
	height: 2px;
	background: var(--ls-red);
}

.hot-news-list li {
	margin-bottom: 15px;
	padding-bottom: 15px;
	border-bottom: 1px dashed #eee;
}

.hot-news-list a {
	display: block;
	font-size: 14px;
	color: #555;
	line-height: 1.5;
}

.hot-news-list a:hover {
	color: var(--ls-red);
}

.hot-date {
	display: block;
	font-size: 12px;
	color: #bbb;
	margin-top: 5px;
}

/* 移动端适配 */
@media (max-width: 768px) {

	.news-sidebar {
		display: none !important;
	}

	.article-title {
		font-size: 22px;
		margin-bottom: 10px;
		line-height: 1.3;
	}

	.article-nav {
		margin-top: 20px;
		padding-top: 10px;
		font-size: 16px;
		border-top: 1px solid #eee;
		color: #666;
	}

	.about-intro,
	.news-list-item,
	.news-detail-wrapper {
		flex-direction: column;
	}

	.timeline-line {
		left: 20px;
	}

	.timeline-item {
		flex-direction: column !important;
		align-items: flex-start;
		margin-left: 40px;
	}

	.t-date {
		text-align: left;
		width: 100%;
		font-size: 24px;
		padding: 0 0 10px 0;
	}

	.t-content {
		width: 100%;
	}

	.t-dot {
		left: -21px;
	}

	.nl-img {
		width: 100%;
		height: 200px;
		margin-right: 0;
		margin-bottom: 20px;
	}

	.culture-grid {
		grid-template-columns: 1fr;
	}
}

/* =========================================
   产品详情页 (Product Detail)
   ========================================= */

/* 上部：产品概览 (图+文) */
.product-intro-section {
	background: #fff;
	padding: 80px 0;
}

.product-intro-wrap {
	display: flex;
	gap: 60px;
	align-items: flex-start;
}

.p-gallery {
	flex: 1;
	border: 1px solid #eee;
	padding: 40px;
	display: flex;
	justify-content: center;
	align-items: center;
	border-radius: 4px;
}

.p-gallery img {
	max-width: 80%;
	transition: 0.3s;
}

.p-gallery:hover img {
	transform: scale(1.05);
}

.p-summary {
	flex: 1.2;
	padding-top: 10px;
}

.p-series {
	color: #999;
	font-size: 14px;
	text-transform: uppercase;
	margin-bottom: 10px;
	letter-spacing: 1px;
}

.p-title {
	font-size: 36px;
	font-weight: 700;
	color: #333;
	margin-bottom: 20px;
	line-height: 1.2;
}

.p-desc {
	color: #666;
	font-size: 16px;
	line-height: 1.8;
	margin-bottom: 30px;
}

.p-features-list {
	margin-bottom: 30px;
}

.p-features-list li {
	margin-bottom: 12px;
	position: relative;
	padding-left: 20px;
	color: #555;
}

.p-features-list li::before {
	content: '';
	position: absolute;
	left: 0;
	top: 8px;
	width: 6px;
	height: 6px;
	background: var(--ls-red);
	border-radius: 50%;
}

.p-actions {
	display: flex;
	gap: 20px;
}

.btn-outline {
	display: inline-block;
	padding: 12px 35px;
	border: 1px solid #ccc;
	color: #333;
	font-weight: bold;
	transition: 0.3s;
}

.btn-outline:hover {
	border-color: var(--ls-red);
	color: var(--ls-red);
}

/* 下部：详情 Tabs */
.product-tabs-section {
	background: #fbfbfb;
	padding: 60px 0;
	border-top: 1px solid #eee;
}

.tab-nav {
	display: flex;
	gap: 40px;
	border-bottom: 1px solid #ddd;
	margin-bottom: 40px;
}

.tab-item {
	font-size: 18px;
	font-weight: bold;
	color: #666;
	padding-bottom: 15px;
	cursor: pointer;
	border-bottom: 3px solid transparent;
	transition: 0.3s;
}

.tab-item.active {
	color: var(--ls-red);
	border-bottom-color: var(--ls-red);
}

.tab-pane {
	display: none;
	animation: fadeIn 0.5s;
}

.tab-pane.active {
	display: block;
}

/* 规格参数表格 */
.spec-table {
	width: 100%;
	border-collapse: collapse;
	background: #fff;
	box-shadow: 0 2px 10px rgba(0, 0, 0, 0.02);
}

.spec-table th,
.spec-table td {
	padding: 15px 25px;
	border-bottom: 1px solid #eee;
	text-align: left;
}

.spec-table th {
	width: 30%;
	background: #f5f7fa;
	color: #333;
	font-weight: bold;
}

.spec-table td {
	color: #666;
}

.spec-table tr:last-child th,
.spec-table tr:last-child td {
	border-bottom: none;
}

/* 应用领域图标 */
.app-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 20px;
}

.app-card {
	background: #fff;
	padding: 30px;
	text-align: center;
	border: 1px solid #eee;
	transition: 0.3s;
}

.app-card:hover {
	transform: translateY(-5px);
	border-color: var(--ls-red);
}

.app-card i {
	font-size: 36px;
	color: #ccc;
	margin-bottom: 15px;
	transition: 0.3s;
}

.app-card:hover i {
	color: var(--ls-red);
}

.app-card h4 {
	font-size: 16px;
	color: #333;
}

@keyframes fadeIn {
	from {
		opacity: 0;
		transform: translateY(10px);
	}

	to {
		opacity: 1;
		transform: translateY(0);
	}
}

/* 移动端适配 */
@media (max-width: 768px) {
	.product-intro-wrap {
		flex-direction: column;
		gap: 30px;
	}

	.product-intro-section {
		background: #fff;
		padding: 20px 0;
	}

	.p-gallery {
		padding: 10px;
	}

	.p-gallery img {
		max-width: 80%;
		transition: 0.3s;
	}

	.tab-nav {
		gap: 20px;
		font-size: 16px;
		overflow-x: auto;
	}

	.app-grid {
		grid-template-columns: repeat(2, 1fr);
	}

	.pro-text {
		font-size: 16px;
	}
	.p-title {
		font-size: 22px;
		margin-bottom: 20px;
	}
	
	.p-desc {
		color: #666;
		font-size: 14px;
		line-height: 1.8;
		margin-bottom: 30px;
	}
}

/*翻页*/
.pages {
	line-height: 2.57;
	text-align: center;
	clear: both;
	font-size: 14px;
	padding: 24px 0 39px 0;
}

.pages ._count {
	display: inline-block;
}

.pages a {
	font-size: 14px;
	color: #616161;
	margin-right: 1px;
	margin-left: 1px;
	padding: 0 13px;
	border: 1px solid #DCDCDC;
	border-radius: 4px;
	display: inline-block;
}

.pages a.change,
.pages a:hover {
	color: #fff;
	background-color: #b9081d;
	text-decoration: none;
	border: 1px solid #eff1f2;
}

.pages .text {
	width: 35px;
	height: 35px;
	line-height: 35px;
	text-align: center;
	font-size: 16px;
	margin: 0 5px;
	border: 1px solid #4e4c33;
	border-radius: 4px;
	color: #000000;
	background-color: #fefefe;
}

.pages .text:focus {
	box-shadow: 0px 0px 4px 2px rgba(0, 0, 0, 0.2) inset;
}

.pages .btn {
	height: 28px;
	line-height: normal;
	padding-right: 12px;
	padding-left: 12px;
	background-color: #fefefe;
	border: 1px solid #6b6b69;
	border-radius: 3px;
	display: inline-block;
}

.pages .btn:hover {
	color: #fcf8d5;
	background-color: #b9081d;
	border: 1px solid #4e4e34;
	border-color: #544a48;
}

.infotext {
	padding: 40px;
	width: 100%;
	color: #ffffff;
	line-height: 50px;
}

/* =========================================
   联系我们页面 (Contact Page)
   ========================================= */
.contact-info-section {
	padding: 80px 0;
	background: #fff;
}

.info-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 40px;
	margin-bottom: 60px;
	margin-top: 20px;
}

.info-card {
	background: #f9f9f9;
	padding: 40px 30px;
	text-align: center;
	border: 1px solid #eee;
	transition: 0.3s;
}

.info-card:hover {
	transform: translateY(-5px);
	box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
	border-color: transparent;
}

.info-icon {
	width: 70px;
	height: 70px;
	background: #fff;
	border-radius: 50%;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	color: var(--ls-red);
	font-size: 28px;
	margin-bottom: 25px;
	box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
	transition: 0.3s;
}

.info-card:hover .info-icon {
	background: var(--ls-red);
	color: #fff;
}

.info-card h3 {
	font-size: 20px;
	font-weight: bold;
	margin-bottom: 15px;
	color: #333;
}

.info-card p {
	color: #666;
	line-height: 1.6;
}

/* 留言表单 */
.contact-form-section {
	background: #f4f6f9;
	padding: 80px 0;
}

.form-box {
	max-width: 800px;
	margin: 0 auto;
	background: #fff;
	padding: 50px;
	box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
}

.form-row {
	display: flex;
	gap: 30px;
	margin-bottom: 20px;
}

.form-group {
	flex: 1;
}

.form-control {
	width: 100%;
	padding: 15px;
	border: 1px solid #ddd;
	background: #fbfbfb;
	font-size: 14px;
	outline: none;
	transition: 0.3s;
}

.form-control:focus {
	border-color: var(--ls-red);
	background: #fff;
}

textarea.form-control {
	resize: none;
	height: 150px;
}

.submit-btn {
	width: 100%;
	padding: 15px;
	background: var(--ls-red);
	color: #fff;
	border: none;
	font-size: 16px;
	font-weight: bold;
	cursor: pointer;
	transition: 0.3s;
}

.submit-btn:hover {
	background: #900616;
}

/* 地图 */
.map-section {
	height: 450px;
	background: #eee;
	position: relative;
	overflow: hidden;
	border: 1px solid #eee;
}

.brandtag {
	margin-right: 10px;
	color: #909399;
	font-size: 12px;
	background-color: #f4f4f5;
	display: inline-block;
	padding: 0 5px;
	border: 1px solid #e9e9eb;
	border-radius: 4px;
	box-sizing: border-box;
	white-space: nowrap;
}

@media (max-width: 768px) {
	.page-banner {
		height: 200px !important;
	}

	.page-banner h1 {
		font-size: 32px;
	}

	.info-grid {
		grid-template-columns: 1fr;
		gap: 20px;
		margin-bottom: 40px;
	}

	.info-card {
		padding: 30px 20px;
	}

	.contact-form-section {
		padding: 50px 0;
	}

	.form-box {
		padding: 30px 20px;
		box-shadow: none;
		border: 1px solid #f0f0f0;
	}

	.form-row {
		flex-direction: column;
		gap: 15px;
		margin-bottom: 15px;
	}

	.form-group {
		width: 100%;
	}

	.form-control {
		padding: 12px;
	}

	.submit-btn {
		width: 100%;
		padding: 12px;
		margin-top: 10px;
	}

	.ls-title {
		margin-bottom: 30px;
	}

	.ls-title p {
		font-size: 14px;
		padding: 0 10px;
	}
}

/* =========================================
   下载中心
   ========================================= */

/* 筛选区域容器 */
.download-filter-section {
	background: #fff;
	padding: 40px 0 20px;
}

/* 一级分类  */
.type-filter {
	display: flex;
	gap: 10px;
	margin-bottom: 20px;
	border-bottom: 1px solid #eee;
	padding-bottom: 20px;
}

.type-btn {
	padding: 8px 25px;
	font-size: 15px;
	color: #333;
	background: #f5f5f5;
	border-radius: 2px;
	transition: 0.3s;
	cursor: pointer;
	font-weight: bold;
}

.type-btn:hover,
.type-btn.active {
	background: var(--ls-red);
	color: #fff;
}

/* 二级分类*/
.brand-filter {
	display: flex;
	flex-wrap: wrap;
	gap: 30px;
	margin-bottom: 30px;
	font-size: 14px;
	color: #666;
}

.brand-link {
	cursor: pointer;
	position: relative;
	padding-bottom: 5px;
	transition: 0.3s;
}

.brand-link:hover,
.brand-link.active {
	color: var(--ls-red);
	font-weight: bold;
}

/* 下载列表 */
.download-list-wrap {
	background: #fff;
	min-height: 400px;
	padding-bottom: 60px;
}

.dl-item {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 10px 0;
	border-bottom: 1px solid #f0f0f0;
	transition: 0.3s;
}

.dl-item:hover {
	background: #fcfcfc;
	padding-left: 10px;
	padding-right: 10px;
	/* 悬停时轻微内缩 */
}

/* 左侧文件信息 */
.file-info {
	flex: 1;
}

.file-title {
	font-size: 16px;
	color: #333;
	margin-bottom: 8px;
	font-weight: 500;
}

.file-meta {
	font-size: 12px;
	color: #999;
	font-family: Arial, sans-serif;
}

/* --- 下载按钮--- */
.dl-btn {
	position: relative;
	display: inline-block;
	width: 110px;
	/* 固定宽度，防止切换时抖动 */
	height: 36px;
	/* 固定高度 */
	border: 1px solid var(--ls-red);
	border-radius: 20px;
	/* 胶囊形状 */
	background: #fff;
	color: var(--ls-red);
	overflow: hidden;
	/* 关键：隐藏滑出去的内容 */
	vertical-align: middle;
	margin-left: 20px;
	cursor: pointer;
	transition: background 0.3s, box-shadow 0.3s;
}

.btn-txt,
.btn-icon {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	display: flex;
	align-items: center;
	justify-content: center;
	transition: all 0.3s cubic-bezier(0.215, 0.610, 0.355, 1);
	/* 平滑的回弹动画曲线 */
}

.btn-txt {
	font-size: 13px;
	font-weight: bold;
	transform: translateY(0);
	opacity: 1;
}

.btn-icon {
	font-size: 16px;
	transform: translateY(100%);
	opacity: 0;
	color: #fff;
}

.dl-btn:hover {
	background: var(--ls-red);
	box-shadow: 0 5px 15px rgba(185, 8, 29, 0.3);
}

.dl-btn:hover .btn-txt {
	transform: translateY(-100%);
	opacity: 0;
	color: #fff;
}

.dl-btn:hover .btn-icon {
	transform: translateY(0);
	opacity: 1;
}

/* 移动端适配 */
@media (max-width: 768px) {

	.brand-link {
		font-size: 13px;
		padding: 6px 12px;
		background: #f7f7f7;
		border-radius: 4px;
		display: inline-block;
	}

	.brand-link.active {
		background: var(--ls-red);
		color: #fff;
	}

	.dl-item {
		flex-direction: column;
		align-items: flex-start;
		padding: 20px 10px;
		gap: 15px;
	}

	.file-info {
		width: 100%;
		padding-right: 0;
	}

	.file-title {
		font-size: 15px;
		line-height: 1.4;
	}

	.dl-btn {
		width: 100%;
		height: 40px;
		margin-left: 0;
		margin-top: 5px;
		display: flex;
		align-items: center;
		justify-content: center;
		background: #fff;
	}

	.dl-btn .btn-txt,
	.dl-btn .btn-icon {
		position: static;
		transform: none !important;
		opacity: 1 !important;
		width: auto;
		height: auto;
		color: var(--ls-red);
		display: inline-block;
	}

	.dl-btn .btn-icon {
		margin-left: 8px;
		font-size: 14px;
	}

	.dl-btn:hover {
		background: #fff;
		box-shadow: none;
	}

	.dl-btn:hover .btn-txt,
	.dl-btn:hover .btn-icon {
		color: var(--ls-red);
	}
}