.product-hreo img {
	width: 100%;
}

.page {
	background: url(../images/bg1.png);
	margin: 0 auto;
	padding: 22px 40px 70px;
}

/* ===== 面包屑（图1顶部） ===== */
.breadcrumb {
	font-size: 14px;
	color: #9aa3ad;
	margin-bottom: 24px;
}

.breadcrumb a {
	color: #9aa3ad;
	text-decoration: none;
}

.breadcrumb a:hover {
	color: #222;
}

.breadcrumb .sep {
	margin: 0 6px;
	color: #c2c8cf;
}

/* ============================================================
     图1 结构：左侧分类侧栏 + 右侧产品区
     ============================================================ */
.main {
	display: flex;
	align-items: flex-start;
	gap: 34px;
}

/* ---- 侧栏（div > ul > li，点击展开/收起） ---- */
.sidebar {
	flex: 0 0 290px;
	/* 	background: #fff;
	border: 1px solid #e4e7eb; */
	border-radius: 4px;
	padding: 8px 0 0;
}

.sidebar ul {
	list-style: none;
}

.sidebar>ul>li>a {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 12px 16px;
	font-size: 17px;
	font-weight: 600;
	color: #222;
	text-decoration: none;
	border-bottom: 1px solid #f1f3f5;
	transition: background .18s ease, color .18s ease;
}

.sidebar>ul>li>a:hover {
	background: #f2f5f8;
	color: #0056b3;
}

.sidebar .arrow {
	width: 7px;
	height: 7px;
	border-right: 2px solid #a5aeb8;
	border-bottom: 2px solid #a5aeb8;
	transform: rotate(-45deg);
	transition: transform .2s ease;
	flex: none;
}

.sidebar li.open>a .arrow {
	transform: rotate(45deg);
}

.sidebar .submenu {
	display: none;
}

.sidebar li.open>.submenu {
	display: block;
}

.sidebar .submenu li a {
	display: block;
	padding: 9px 16px 9px 38px;
	font-size: 14px;
	color: #555;
	text-decoration: none;
	border-bottom: 1px solid #f4f5f7;
	transition: background .18s ease, color .18s ease;
}

.sidebar .submenu li a:hover {
	background: #f2f5f8;
	color: #0056b3;
}

.sidebar .submenu li a:before {
	content: "";
	display: inline-block;
	width: 6px;
	height: 6px;
	border-radius: 50%;
	background: #c6cdd4;
	margin-right: 10px;
	vertical-align: 2px;
}

.sidebar .brand {
	padding: 16px 16px 18px;
	border-top: 1px solid #f1f3f5;
	font-size: 12px;
	font-weight: 700;
	letter-spacing: 1.5px;
	line-height: 1.7;
	color: #8a949e;
}

/* ---- 产品卡 ---- */
.product-area {
	flex: 1;
	min-width: 0;
}

.product-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 30px;
	background-color: #fff;
}

.product-card {
	background: #fff;
	/* border: 1px solid #e6e9ec; */
	border-radius: 4px;
	overflow: hidden;
	display: flex;
	flex-direction: column;
	transition: box-shadow .2s ease, transform .2s ease;
}

.product-card:hover {
	box-shadow: 0 8px 20px rgba(0, 0, 0, .10);
	transform: translateY(-3px);
}

.product-card .card-img {
	width: 100%;
}

.product-card .card-img img {
	width: 100%;
}

.product-card .card-body {
	padding: 14px 16px 16px;
	display: flex;
	flex-direction: column;
	flex: 1;
}

.product-card .card-title {
	font-size: 15px;
	line-height: 1.5;
	color: #333;
	min-height: 68px;
	display: -webkit-box;
	-webkit-line-clamp: 3;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.product-card .card-title:hover {
	color: #0056b3;
}

.product-card .btn-inquiry {
	margin-top: 14px;
	align-self: flex-start;
	padding: 8px 26px;
	font-size: 13px;
	font-weight: 700;
	letter-spacing: 1px;
	color: #fff;
	background: #222;
	border: none;
	border-radius: 20px;
	cursor: pointer;
	transition: background .18s ease;
}

.product-card .btn-inquiry:hover {
	background: #0056b3;
}



/* ---- 冬季横幅（图1第二行） ---- */
.winter-banner {
	margin: 30px 0 0;
	display: flex;
	align-items: center;
	gap: 28px;
	background: #20252c;
	border-radius: 4px;
	padding: 30px 36px;
}

.winter-banner .wb-text h3 {
	font-size: 30px;
	font-weight: 700;
	color: #fff;
	letter-spacing: 1px;
}

.winter-banner .wb-text p {
	margin-top: 10px;
	font-size: 16px;
	color: #aeb6bf;
}

.winter-banner .wb-card {
	flex: 0 0 300px;
	margin-left: auto;
	background: #fff;
	border-radius: 4px;
	overflow: hidden;
}

.winter-banner .wb-card .card-img {
	height: 170px;
}

.winter-banner .wb-card .card-body {
	padding: 12px 14px 14px;
}

.winter-banner .wb-card .card-title {
	min-height: 0;
	font-size: 14px;
}

/* ============================================================
     图2 结构：左品牌栏 + NEW PRODUCTS + 右侧 8 产品
     ============================================================ */
.np-block {
	margin-top: 56px;
	display: flex;
	align-items: flex-start;
	gap: 40px;
	border-top: 1px solid #dfe3e8;
	padding-top: 44px;
}

.np-left {
	background: url(../images/product_cont.jpg);
	background-size: 100% 100%;
}

.np-left .np-brand {
	font-size: 20px;
	font-weight: 700;
	line-height: 1.35;
	color: #fff;
	text-align: center;
	padding: 20px 0 0;
}

.np-left .np-contact {
	display: block;
	margin-top: 14px;
	font-size: 16px;
	color: #fff;
	text-decoration: none;
	text-align: center;
	font-weight: bold;
	padding: 0 0 10px;
}

.np-left .np-heading {
	margin-top: 34px;
	font-size: 30px;
	font-weight: 700;
	color: #111;
	padding-bottom: 10px;
	border-bottom: 2px solid #111;
}

.np-grid {
	flex: 1;
}


/* ===== 分页（图3） ===== */
.pagination {
	margin: 40px 0 10px;
	font-size: 14px;
}
.pagination ul {
	display: flex;
	align-items: center;
	justify-content: center;
	flex-wrap: wrap;
	gap: 8px;
	padding: 0;
	margin: 0;
	list-style: none;
}

.pagination a,
.pagination .ellipsis {
	min-width: 34px;
	height: 34px;
	padding: 0 10px;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	border: 1px solid #d8dce1;
	border-radius: 4px;
	background: #fff;
	color: #555;
	text-decoration: none;
	transition: background .18s ease, color .18s ease, border-color .18s ease;
}

.pagination a:hover {
	border-color: #222;
	color: #222;
}

.pagination a.current {
	background: #222;
	border-color: #222;
	color: #fff;
	font-weight: 700;
}

.pagination .ellipsis {
	border: none;
	background: none;
	min-width: auto;
	padding: 0 2px;
	color: #9aa3ad;
}


/* ===== 响应式 ===== */
@media (max-width: 1200px) {
	.product-grid {
		grid-template-columns: repeat(3, 1fr);
	}

	.np-block {
		flex-direction: column;
	}

	.np-left {
		flex: none;
		width: 100%;
	}

	.list-split {
		flex-direction: column;
	}

	.list-split .left-stack {
		flex: none;
		width: 100%;
		flex-direction: row;
		flex-wrap: wrap;
	}

	.list-split .left-stack .product-card {
		flex: 1 1 260px;
	}
}

@media (max-width: 1000px) {
	.main {
		flex-direction: column;
	}

	.sidebar {
		flex: none;
		width: 100%;
	}

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

	.page {
		padding: 18px 20px 50px;
	}
}

@media (max-width: 560px) {
	.product-grid {
		grid-template-columns: 1fr;
	}

	.winter-banner {
		flex-direction: column;
		padding: 24px;
	}

	.winter-banner .wb-card {
		flex: none;
		width: 100%;
		margin-left: 0;
	}
}


.xpd-wrap {
	max-width: 1760px;
	margin: 0 auto;
	padding: 24px 40px 70px;
}

/* ===== 面包屑 ===== */
.xpd-crumb {
	font-size: 14px;
	color: #9aa3ad;
	margin-bottom: 24px;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}

.xpd-crumb a {
	color: #9aa3ad;
	text-decoration: none;
}

.xpd-crumb a:hover {
	color: #222;
}

.xpd-crumb .xpd-sep {
	margin: 0 6px;
	color: #c2c8cf;
}

/* ============================================================
     左侧分类导航（无分页）
     ============================================================ */
.xpd-main-row {
	display: flex;
	align-items: flex-start;
	gap: 36px;
	background-color: #fff;
}

.xpd-side {
	flex: 0 0 280px;
	background: #fff;
	border: 1px solid #e4e7eb;
	border-radius: 6px;
	padding: 8px 0;
}

.xpd-side ul {
	list-style: none;
}

.xpd-side .xpd-cat {
	display: block;
	padding: 11px 16px;
	font-size: 15.5px;
	font-weight: 600;
	color: #222;
	text-decoration: none;
	border-bottom: 1px solid #f1f3f5;
	transition: background .18s ease, color .18s ease;
}

.xpd-side .xpd-cat:hover {
	background: #f2f5f8;
	color: #0056b3;
}

.xpd-brand {
	padding: 16px;
	font-size: 11.5px;
	font-weight: 700;
	letter-spacing: 1.5px;
	line-height: 1.7;
	color: #8a949e;
	border-bottom: 1px solid #f1f3f5;
}

.xpd-contact {
	display: inline-block;
	margin: 14px 16px 6px;
	font-size: 15px;
	color: #0056b3;
	text-decoration: underline;
}

/* 推荐产品 */
.xpd-rec-hd {
	margin: 14px 16px 8px;
	font-size: 16px;
	font-weight: 700;
	color: #111;
}

.xpd-rec-item {
	display: flex;
	gap: 10px;
	align-items: flex-start;
	text-decoration: none;
	padding: 8px 16px;
	transition: background .18s ease;
}

.xpd-rec-item:hover {
	background: #f2f5f8;
}

.xpd-rec-thumb {
	flex: none;
	width: 44px;
	height: 44px;
	border-radius: 4px;
}

.xpd-rec-title {
	font-size: 13px;
	line-height: 1.5;
	color: #444;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
	transition: color .18s ease;
}

.xpd-rec-item:hover .xpd-rec-title {
	color: #0056b3;
}

/* ============================================================
     右侧内容
     ============================================================ */
.xpd-content {
	flex: 1;
	min-width: 0;
}

/* ---- 顶部：主图(swiper) + 缩略图 + 信息 ---- */
.xpd-top {
	display: flex;
	align-items: flex-start;
	gap: 36px;
	margin-bottom: 34px;
}

.xpd-img-col {
	flex: 0 0 480px;
	min-width: 0;
}

.xpd-main {
	position: relative;
	width: 100%;
	overflow: hidden;
}

.xpd-main .swiper-wrapper {
	min-width: 0;
}

.xpd-main .swiper-slide {
	/* height: 420px; */
	border-radius: 6px;
	min-width: 0;
}
.xpd-main .swiper-slide img,.xpd-thumb img{
	max-width: 100%;
}
.xpd-main-prev,
.xpd-main-next,
.xpd-thumb-prev,
.xpd-thumb-next {
	position: absolute;
	top: 50%;
	width: 34px;
	height: 34px;
	border-radius: 50%;
	background: rgba(255, 255, 255, .92);
	border: 1px solid #d8dce1;
	cursor: pointer;
	z-index: 10;
	display: flex;
	align-items: center;
	justify-content: center;
	transition: background .18s ease;
}

.xpd-main-prev:hover,
.xpd-main-next:hover,
.xpd-thumb-prev:hover,
.xpd-thumb-next:hover {
	background: #e8f1fd;
}

.xpd-main-prev::before,
.xpd-main-next::before,
.xpd-thumb-prev::before,
.xpd-thumb-next::before {
	content: "";
	width: 8px;
	height: 8px;
	border-right: 2px solid #333;
	border-bottom: 2px solid #333;
}

.xpd-main-prev {
	left: 14px;
	transform: translateY(-50%) rotate(135deg);
}

.xpd-main-next {
	right: 14px;
	transform: translateY(-50%) rotate(-45deg);
}

.xpd-thumb-prev,
.xpd-thumb-next {
	position: static;
	flex: none;
	transform: none;
}

.xpd-thumb-prev::before {
	transform: rotate(135deg);
}

.xpd-thumb-next::before {
	transform: rotate(-45deg);
}

/* 缩略图行 */
.xpd-thumb-row {
	display: flex;
	align-items: center;
	gap: 8px;
	margin-top: 12px;
}

.xpd-thumbs-row {
	flex: 1;
	min-width: 0;
	display: grid;
	grid-template-columns: repeat(5, 1fr);
	gap: 8px;
}

.xpd-thumb {
	/* height: 64px; */
	border-radius: 4px;
	border: 2px solid transparent;
	cursor: pointer;
	transition: border-color .2s ease;
}

.xpd-thumb.xpd-thumb-on,
.xpd-thumb:hover {
	border-color: #0056b3;
}

/* ---- 右侧信息 ---- */
.xpd-info {
	flex: 1;
	min-width: 0;
}

.xpd-info-hd {
	display: flex;
	align-items: flex-start;
	justify-content: space-between;
	gap: 14px;
	margin-bottom: 16px;
}

.xpd-title {
	font-size: 28px;
	font-weight: 700;
	line-height: 1.4;
	color: #111;
}

.xpd-share {
	flex: none;
	margin-top: 6px;
	cursor: pointer;
}

.xpd-share svg {
	width: 18px;
	height: 18px;
	fill: #9aa3ad;
	transition: fill .18s ease;
}

.xpd-share:hover svg {
	fill: #0056b3;
}

.xpd-desc {
	font-size: 15px;
	line-height: 1.8;
	color: #3d4650;
	margin-bottom: 14px;
}

.xpd-btn {
	margin-top: 6px;
	padding: 12px 44px;
	font-size: 15px;
	font-weight: 700;
	letter-spacing: 1px;
	color: #fff;
	background: #222;
	border: none;
	border-radius: 24px;
	cursor: pointer;
	transition: background .18s ease;
}

.xpd-btn:hover {
	background: #0056b3;
}



/* ============================================================
     详细说明区
     ============================================================ */
.xpd-detail {
	background: #fff;
	border: 1px solid #e4e7eb;
	border-radius: 6px;
	padding: 30px 38px 38px;
	margin-bottom: 36px;
}

.xpd-detail-tab {
	display: inline-block;
	font-size: 15px;
	font-weight: 700;
	color: #0056b3;
	border-bottom: 2px solid #0056b3;
	padding-bottom: 6px;
	margin-bottom: 22px;
}

.xpd-detail-title {
	font-size: 24px;
	font-weight: 700;
	color: #111;
	margin-bottom: 6px;
}

.xpd-detail-tagline {
	font-size: 15px;
	color: #0056b3;
	margin-bottom: 26px;
}

.xpd-h3 {
	font-size: 19px;
	font-weight: 700;
	color: #111;
	margin: 32px 0 14px;
}

.xpd-h3:first-of-type {
	margin-top: 0;
}

.xpd-detail ul {
	list-style: none;
	margin-bottom: 8px;
}

.xpd-detail ul li {
	position: relative;
	font-size: 14.5px;
	line-height: 1.75;
	color: #3d4650;
	padding-left: 20px;
	margin-bottom: 6px;
}

.xpd-detail ul li:before {
	content: "";
	position: absolute;
	left: 1px;
	top: 10px;
	width: 7px;
	height: 7px;
	background: #0056b3;
	border-radius: 2px;
}

.xpd-detail p {
	font-size: 14.5px;
	line-height: 1.8;
	color: #3d4650;
	margin-bottom: 12px;
}

/* 表格 */
.xpd-table {
	width: 100%;
	border-collapse: collapse;
	font-size: 14px;
	margin-bottom: 10px;
}

.xpd-table th {
	background: #f2f5f8;
	color: #111;
	font-weight: 700;
	text-align: left;
	padding: 11px 14px;
	border: 1px solid #e4e7eb;
}

.xpd-table td {
	padding: 10px 14px;
	border: 1px solid #e4e7eb;
	color: #3d4650;
	vertical-align: top;
}

.xpd-table td:first-child {
	font-weight: 600;
	color: #222;
	white-space: nowrap;
}

/* FAQ */
.xpd-faq-item {
	margin-bottom: 14px;
}

.xpd-faq-q {
	font-size: 15px;
	font-weight: 700;
	color: #111;
	margin-bottom: 4px;
}

.xpd-faq-a {
	font-size: 14px;
	line-height: 1.7;
	color: #5f6b76;
}

/* 操作按钮 */
.xpd-actions {
	display: flex;
	gap: 16px;
	margin-top: 8px;
	flex-wrap: wrap;
}

.xpd-action-btn {
	padding: 12px 34px;
	font-size: 15px;
	font-weight: 700;
	border-radius: 24px;
	cursor: pointer;
	transition: all .18s ease;
}

.xpd-action-btn--solid {
	background: #222;
	color: #fff;
	border: 1px solid #222;
}

.xpd-action-btn--solid:hover {
	background: #0056b3;
	border-color: #0056b3;
}

.xpd-action-btn--outline {
	background: #fff;
	color: #222;
	border: 1px solid #222;
}

.xpd-action-btn--outline:hover {
	color: #0056b3;
	border-color: #0056b3;
}

/* ============================================================
     相关产品卡片（右侧底部）
     ============================================================ */
.xpd-related {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 26px;
}

.xpd-rel-card {
	display: flex;
	gap: 20px;
	background: #fff;
	border: 1px solid #e6e9ec;
	border-radius: 6px;
	overflow: hidden;
	padding: 16px;
	text-decoration: none;
	transition: border-color .22s ease, box-shadow .22s ease, transform .22s ease;
}

.xpd-rel-card:hover {
	border-color: #0056b3;
	box-shadow: 0 10px 24px rgba(0, 86, 179, .16);
	transform: translateY(-4px);
}

.xpd-rel-left {
	flex: 0 0 200px;
}

.xpd-rel-badge {
	display: inline-block;
	font-size: 12.5px;
	font-weight: 700;
	letter-spacing: .5px;
	color: #fff;
	background: #222;
	border-radius: 3px;
	padding: 4px 10px;
	margin-bottom: 8px;
}

.xpd-rel-img {
	/* height: 140px; */
	border-radius: 4px;
}
.xpd-rel-img img{
	width: 100%;
}

.xpd-rel-right {
	flex: 1;
	display: flex;
	flex-direction: column;
}

.xpd-rel-title {
	font-size: 15px;
	font-weight: 700;
	line-height: 1.5;
	color: #222;
	margin-bottom: 12px;
	display: -webkit-box;
	-webkit-line-clamp: 3;
	-webkit-box-orient: vertical;
	overflow: hidden;
	transition: color .22s ease;
}

.xpd-rel-card:hover .xpd-rel-title {
	color: #0056b3;
}

.xpd-rel-btn {
	margin-top: auto;
	align-self: flex-start;
	padding: 8px 26px;
	font-size: 13px;
	font-weight: 700;
	color: #fff;
	background: #222;
	border: none;
	border-radius: 20px;
	cursor: pointer;
	transition: background .18s ease;
}

.xpd-rel-btn:hover {
	background: #0056b3;
}

/* ===== 响应式 ===== */
@media (max-width: 1200px) {
	.xpd-top {
		flex-direction: column;
	}

	.xpd-img-col {
		flex: none;
		width: 100%;
	}
}

@media (max-width: 1000px) {
	.xpd-main-row {
		flex-direction: column;
	}

	.xpd-side {
		flex: none;
		width: 100%;
	}

	.xpd-related {
		grid-template-columns: 1fr;
	}

	.xpd-wrap {
		padding: 18px 20px 50px;
	}
}

@media (max-width: 560px) {
	.xpd-rel-left {
		flex: 0 0 140px;
	}

	.xpd-detail {
		padding: 22px 18px 28px;
	}
}