:root {
	--primary: #1591ce;
	--primary-dark: #08528a;
	--primary-light: #e8f2fb;
	--primary-lighter: #f0f7fc;
	--accent: #ff7a1a;
	--text: #333333;
	--text-light: #666666;
	--text-lighter: #999999;
	--bg: #f5f7fa;
	--bg-gray: #f0f2f5;
	--white: #ffffff;
	--border: #e5e7eb;
	--border-light: #eef0f3;
	--shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
	--shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.12);
	--radius: 8px;
	--radius-sm: 4px;
	--radius-lg: 16px;
	--transition: all 0.3s ease;
	--max-width: 1600px;
}

* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

html {
	scroll-behavior: smooth;
}

body {
	font-size: 14px;
	color: var(--text);
	background: var(--white);
	line-height: 1.7;
	overflow-x: hidden;
}

a {
	text-decoration: none;
	color: inherit;
	transition: var(--transition);
}

ul,
ol {
	list-style: none;
}

img {
	max-width: 100%;
	display: block;
}

.container {
	max-width: var(--max-width);
	margin: 0 auto;
	padding: 0 20px;
}

.section {
	padding: 60px 0;
}

.section-gray {
	background: var(--bg);
}

.section-blue {
	background: #1591ce;
}

.title-blue {
	color: #1591ce;
}

.title-dark {
	color: #0f0f0f;
}

.hot-products-title {
	text-align: center;
	margin-bottom: 40px;
}

.hot-products-title h2 {
	font-family: "Noto Serif SC", serif;
	font-size: 40px;
	font-weight: 600;
}

.customers-title {
	text-align: center;
	margin-bottom: 40px;
}

.customers-title h2 {
	font-family: "Noto Serif SC", serif;
	font-size: 40px;
	font-weight: 600;
}

.text-center {
	text-align: center;
}

.section-title {
	text-align: center;
	margin-bottom: 40px;
}

.section-title h2 {
	font-size: 32px;
	font-weight: 700;
	color: var(--text);
	position: relative;
	display: inline-block;
	padding-bottom: 16px;
}

.section-title h2::after {
	content: "";
	position: absolute;
	bottom: 0;
	left: 50%;
	transform: translateX(-50%);
	width: 50px;
	height: 3px;
	background: var(--primary);
	border-radius: 2px;
}

.section-title p {
	color: var(--text-lighter);
	font-size: 14px;
	margin-top: 12px;
	letter-spacing: 2px;
	text-transform: uppercase;
}

.why-title {
	text-align: center;
	margin-bottom: 40px;
}

.why-title h2 {
	font-family: "Noto Serif SC", serif;
	font-size: 40px;
	font-weight: 600;
	display: inline-block;
}

.why-title h2 .dark {
	color: #0f0f0f;
}

.why-title h2 .blue {
	color: #1591ce;
}

.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 6px;
	padding: 12px 32px;
	border-radius: var(--radius-sm);
	font-size: 15px;
	font-weight: 500;
	cursor: pointer;
	border: none;
	transition: var(--transition);
}

.btn-primary {
	background: var(--primary);
	color: var(--white);
}

.btn-primary:hover {
	background: var(--primary-dark);
	transform: translateY(-2px);
	box-shadow: 0 6px 20px rgba(13, 108, 183, 0.35);
}

.btn-outline {
	background: transparent;
	color: var(--primary);
	border: 1px solid var(--primary);
}

.btn-outline:hover {
	background: var(--primary);
	color: var(--white);
}

.btn-lg {
	padding: 14px 40px;
	font-size: 16px;
}

.header {
	position: sticky;
	top: 0;
	z-index: 1000;
	background: var(--white);
	box-shadow: 0 1px 6px rgba(0, 0, 0, 0.06);
}

.header-top {
	background: var(--primary-dark);
	color: var(--white);
	font-size: 12px;
	padding: 6px 0;
}

.header-top .container {
	display: flex;
	justify-content: space-between;
	align-items: center;
}

.header-top span {
	opacity: 0.9;
}

.header-top .top-links {
	display: flex;
	gap: 20px;
}

.header-top .top-links a {
	color: var(--white);
	opacity: 0.85;
}

.header-top .top-links a:hover {
	opacity: 1;
}

.header-main {
	padding: 14px 0;
}

.header-main .container {
	display: flex;
	justify-content: space-between;
	align-items: center;
}

.logo {
	display: inline-block;
}
.logo .nr {
	display: flex;
	align-items: center;
	gap: 10px;
}
.logo-icon {
	width: 80px;

	padding: 0 12px;

	border-radius: 20px;
	display: flex;
	align-items: center;
	justify-content: center;
	color: var(--white);
	font-weight: 700;
	font-size: 13px;
	letter-spacing: 0.5px;
	flex-shrink: 0;
}

.lang-switch {
	display: flex;
	align-items: center;
	padding: 6px 10px;
	border-radius: var(--radius-sm);
	cursor: pointer;
	color: var(--primary);
}

.logo-text {
	display: flex;
	flex-direction: column;
}

.logo-text .cn {
	font-size: 25px;
	font-weight: 700;
	color: var(--text);
	line-height: 1.3;
}

.logo-text .en {
	font-size: 10px;
	color: var(--text-lighter);
	letter-spacing: 1px;
}

.nav {
	display: flex;
	align-items: center;
	gap: 4px;
}

.nav a {
	padding: 0px 16px;
	font-size: 17px;
	color: var(--text);
	font-weight: 500;
	border-radius: var(--radius-sm);
	position: relative;
}

.nav a:hover {
	color: var(--primary);
}

.nav a.active {
	color: var(--primary);
	font-weight: 700;
}

.nav a.active::after {
	content: "";
	position: absolute;
	bottom: -2px;
	left: 50%;
	transform: translateX(-50%);
	width: 24px;
	height: 3px;
	background: var(--primary);
	border-radius: 2px;
}

.nav-icon {
	width: 36px;
	height: 36px;
	display: flex;
	align-items: center;
	justify-content: center;
	cursor: pointer;
	color: var(--text-light);
	border-radius: 50%;
	transition: var(--transition);
}

.nav-icon:hover {
	background: var(--primary-light);
	color: var(--primary);
}

.mobile-toggle {
	display: none;
	flex-direction: column;
	gap: 5px;
	cursor: pointer;
	padding: 6px;
}

.mobile-toggle span {
	width: 24px;
	height: 2px;
	background: var(--text);
	border-radius: 2px;
	transition: var(--transition);
}

.hero {
	position: relative;
	height: 1000px;
	overflow: hidden;
	display: flex;
	align-items: center;
}

.hero .container {
	max-width: 1600px;
	width: 100%;
}

.hero-bg {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	z-index: 0;
}

.hero-overlay {
	position: absolute;
	inset: 0;

	z-index: 1;
}

.hero-content {
	position: relative;
	z-index: 2;
	color: var(--white);
	max-width: 1600px;
	text-align: left;
}

.hero-tagline {
	font-family: "Noto Serif SC", serif;
	font-size: 42px;
	font-weight: 700;
	line-height: 1.4;
	margin-bottom: 20px;
}

.hero-tagline .divider {
	color: var(--accent);
	margin: 0 8px;
}

.hero-desc {
	font-family: "Noto Serif SC", serif;
	margin-bottom: 40px;
	line-height: 1.5;
}

.hero-desc .num-large {
	font-size: 62px;
	font-weight: 700;
}

.hero-desc .text-medium {
	font-size: 46px;
	font-weight: 500;
}

.hero .btn-primary {
	background: #1591ce;
	color: #ffffff;
	width: 200px;
	height: 50px;
	border-radius: 6px;
	border: none;
	font-size: 15px;
}

.hero .btn-primary:hover {
	background: #0d7ab0;
	color: #ffffff;
}

.why-choose {
	display: flex;
	gap: 30px;
	justify-content: center;
}

.why-card {
	flex: 1;
	text-align: center;
	padding: 40px 20px;
	background: var(--white);
	border-radius: var(--radius);

	transition: var(--transition);
}

.why-card:hover {
	border-color: var(--primary);
	box-shadow: var(--shadow-hover);
	transform: translateY(-4px);
}

.why-icon {
	width: 72px;
	height: 72px;
	margin: 0 auto 20px;
	background: var(--primary-light);
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	color: var(--primary);
}

.why-icon svg {
	width: 36px;
	height: 36px;
}

.why-card h3 {
	font-family: "Noto Serif SC", serif;
	font-size: 26px;
	font-weight: 600;
	margin-bottom: 12px;
	color: #1591ce;
}

.why-card p {
	font-size: 14px;
	color: var(--text-light);
	line-height: 1.8;
}

.hot-products {
	display: flex;
	align-items: center;
	gap: 20px;
	justify-content: center;
}

.product-arrow {
	width: 48px;
	height: 48px;
	border-radius: 50%;
	background: var(--white);
	border: 1px solid var(--border);
	display: flex;
	align-items: center;
	justify-content: center;
	cursor: pointer;
	color: var(--text-light);
	flex-shrink: 0;
	transition: var(--transition);
	z-index: 5;
}

.product-arrow:hover {
	background: var(--primary);
	color: var(--white);
	border-color: var(--primary);
}

.hot-product-list {
	flex: 1;
	display: flex;
	gap: 20px;
	justify-content: center;
	align-items: flex-start;
	overflow: hidden;
}

.hot-product-card {
	flex: 0 0 500px;

	/*height: 500px;*/
	border-radius: 8px;
	border: 2px solid #e5e7eb;
	/*overflow: hidden;*/
	background: var(--white);
	display: flex;
	flex-direction: column;
	transition: var(--transition);
}

.hot-product-card-img {
	flex: 1;
	/*overflow: hidden;*/
	position: relative;
}

.hot-product-card-img img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.4s ease;
}

.hot-product-card:hover {
	border-color: var(--primary);
	box-shadow: 0 8px 30px rgba(21, 145, 206, 0.3);
}

.hot-product-card:hover .hot-product-card-img img {
	transform: scale(1.05);
}

.hot-product-card-name {
	padding: 16px;
	text-align: center;
	font-size: 18px;
	font-weight: 500;
	color: var(--text);
	background: var(--white);
	flex-shrink: 0;
	border-top: 1px solid #f0f0f0;
}

.spec-panel {
	position: absolute;
	inset: 0;
	padding: 30px 40px;
	background: rgba(21, 145, 206, 0.93);
	color: var(--white);
	text-align: center;
	display: flex;
	flex-direction: column;
	justify-content: center;
	transform: translateY(100%);
	transition: transform 0.4s ease;
}

.hot-product-card:hover .spec-panel {
	transform: translateY(0);
}

.spec-panel h3 {
	font-size: 18px;
	font-weight: 700;
	margin-bottom: 12px;
	text-align: center;
}

.spec-panel p {
	font-size: 13px;
	line-height: 1.9;
}

.spec-panel .spec-note {
	font-size: 12px;
	opacity: 0.8;
	margin-top: 4px;
}

.customers-grid {
	display: grid;
	grid-template-columns: repeat(13, 1fr);
	gap: 16px;
	width: 100%;
	padding: 0 24px;
	box-sizing: border-box;
}

.customer-cell {
	grid-column: span 2;
	/* height: 110px; */
	padding: 14px;
	display: flex;
	align-items: center;
	justify-content: center;
	color: #333;
	font-size: 18px;
	font-weight: 700;
	background: #ffffff;
	border: 1px solid #e5e7eb;
	border-radius: 6px;
	transition: var(--transition);
}

.customer-cell:nth-child(7) {
	grid-column-start: 2;
}

.customer-cell:hover {
	border-color: #1591ce;
	box-shadow: var(--shadow);
}

.page-banner {
	height: 240px;
	background: linear-gradient(
		135deg,
		var(--primary-dark) 0%,
		var(--primary) 100%
	);
	display: flex;
	align-items: center;
	justify-content: center;
	text-align: center;
	color: var(--white);
	position: relative;
	overflow: hidden;
}

.page-banner::before {
	content: "";
	position: absolute;
	inset: 0;
	background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="60" height="60" viewBox="0 0 60 60"><path d="M30 0L60 30L30 60L0 30Z" fill="rgba(255,255,255,0.03)"/></svg>');
}

.page-banner h1 {
	font-size: 36px;
	font-weight: 700;
	margin-bottom: 8px;
	position: relative;
}

.page-banner p {
	font-size: 14px;
	letter-spacing: 3px;
	opacity: 0.8;
	text-transform: uppercase;
	position: relative;
}

.breadcrumb {
	padding: 16px 0;
	font-size: 13px;
	color: var(--text-lighter);
	background: var(--bg);
}

.breadcrumb a {
	color: var(--text-light);
}

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

.breadcrumb .sep {
	margin: 0 8px;
	color: var(--text-lighter);
}

.about-hero {
	padding: 80px 0 0px;
	text-align: center;
}

.about-hero h1 {
	font-family: "Noto Serif SC", serif;
	font-size: 70px;
	font-weight: 600;
	color: #1591ce;
	max-width: 800px;
	margin: 0 auto 0px;
	letter-spacing: 35px;
}

.about-hero p {
	font-weight: 300;
	font-size: 42px;
	color: #1591ce;
	letter-spacing: 10px;
	opacity: 0.8;
}

.about-section-title {
	text-align: center;
	margin-bottom: 12px;
}

.about-section-title .title-wrapper {
	display: inline-block;
}

.about-section-title h2 {
	font-family: "Noto Serif SC", serif;
	font-size: 32px;
	font-weight: 600;
	color: #0f0f0f;
	display: inline-block;
}

.title-underline {
	width: 100%;
	height: 3px;
	margin: 12px 0 0;
	background: linear-gradient(to right, #f5a623 50%, #1591ce 50%);
	border-radius: 2px;
}

.about-subtitle {
	font-family: "Noto Serif SC", serif;
	font-size: 30px;
	font-weight: 500;
	color: #1591ce;
	text-align: center;
	margin-bottom: 50px;
}

.about-intro {
	display: flex;
	gap: 40px;
	align-items: center;
}

.about-intro-text {
	flex: 1;
}

.about-intro-text p {
	font-size: 15px;
	color: var(--text-light);
	line-height: 2;
	margin-bottom: 16px;
	text-indent: 2em;
}

.about-intro-img {
	flex: 0 0 760px;
	border-radius: 8px;
	overflow: hidden;
	box-shadow: var(--shadow);
}

.about-intro-img img {
	width: 100%;
	height: 535px;
	object-fit: cover;
}

.about-showcase {
	display: flex;
	gap: 40px;
	margin-top: 50px;
	align-items: center;
}

.about-showcase-img {
	flex: 0 0 760px;
	border-radius: 8px;
	overflow: hidden;
	box-shadow: var(--shadow);
}

.about-showcase-img img {
	width: 100%;
	height: 535px;
	object-fit: cover;
}

.about-showcase-text {
	flex: 1;
}

.about-showcase-text p {
	font-size: 15px;
	color: var(--text-light);
	line-height: 2;
	margin-bottom: 12px;
	text-indent: 2em;
}

.about-features {
	display: flex;
	gap: 24px;
	margin-top: 60px;
	justify-content: center;
}

.feature-card {
	width: 360px;
	height: 300px;
	background: #f9f9f9;
	border-radius: 8px;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	transition: var(--transition);
}

.feature-card:hover {
	box-shadow: var(--shadow);
	transform: translateY(-4px);
}

.feature-icon {
	width: 56px;
	height: 56px;
	margin-bottom: 16px;
	display: flex;
	align-items: center;
	justify-content: center;
}

.feature-icon svg {
	width: 48px;
	height: 48px;
	fill: #1591ce;
}

.feature-num {
	font-size: 49px;
	font-weight: 700;
	color: #1591ce;
	line-height: 1.2;
}

.feature-label {
	color: var(--text-light);
	margin-top: 8px;
	font-weight: 400;
	font-size: 22px;
	color: #1591ce;
}

.product-tabs {
	display: flex;
	gap: 12px;
	justify-content: center;
	margin-bottom: 30px;
	flex-wrap: wrap;
}

.product-tab {
	padding: 8px 24px;
	border-radius: 24px;
	font-size: 14px;
	font-weight: 500;
	cursor: pointer;
	border: 1px solid var(--border);
	background: var(--white);
	color: var(--text-light);
	transition: var(--transition);
}

.product-tab:hover {
	border-color: var(--primary);
	color: var(--primary);
}

.product-tab.active {
	background: #1591ce;
	color: var(--white);
	border-color: #1591ce;
}

.product-toolbar {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 24px;
}

.product-search {
	display: flex;
	align-items: center;
	border: 1px solid var(--border);
	border-radius: var(--radius-sm);
	overflow: hidden;
}

.product-search input {
	padding: 8px 12px;
	border: none;
	outline: none;
	font-size: 13px;
	width: 200px;
}

.product-search button {
	padding: 8px 12px;
	background: var(--bg);
	border: none;
	cursor: pointer;
	color: var(--text-light);
}

.product-grid {
	max-width: 1600px;
	margin: 50px auto;
	display: grid;
	grid-template-columns: repeat(2, 780px);
	justify-content: center;
	gap: 20px;
}

.product-card {
	background: var(--white);
	border-radius: 8px;
	overflow: hidden;
	border: 1px solid var(--border-light);
	transition: all 0.3s ease;
	cursor: pointer;
	display: flex;
	flex-direction: column;
}

.product-card:hover {
	border-color: #1591ce;
	box-shadow: 0 8px 30px rgba(21, 145, 206, 0.15);
	transform: translateY(-4px);
}

.product-card-img {
	width: 100%;
	aspect-ratio: 1 / 0.5;

	overflow: hidden;
	object-fit: contain;
	background: var(--bg);
}

.product-card-img img {
	width: 100%;
	height: 100%;
	object-fit: contain;
	transition: transform 0.4s ease;
}

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

.product-card-info {
	height: 70px;
	display: flex;
	align-items: center;
	justify-content: center;
	transition: all 0.3s ease;
}

.product-card-info h3 {
	font-size: 18px;
	font-weight: 600;
	color: var(--text);
	transition: color 0.3s ease;
}

.product-card:hover .product-card-info {
}

.product-card:hover .product-card-info h3 {
	/*color: #fff;*/
}

.load-more {
	text-align: center;
	margin-top: 40px;
}

.load-more .btn {
	background: var(--white);
	color: #1591ce;
	border: 1px solid #1591ce;
}

.load-more .btn:hover {
	background: #1591ce;
	color: var(--white);
}

.product-detail-main {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 40px;
}

.product-gallery {
	flex: 0 0 480px;
}

.gallery-main {
	width: 100%;
	aspect-ratio: 1 / 1;

	border-radius: var(--radius);
	overflow: hidden;
	border: 1px solid var(--border);
	margin-bottom: 12px;
}

.gallery-main img {
	/*width: 100%;*/
	height: 100%;
	object-fit: contain;
	margin: 0 auto;
}

.gallery-thumbs {
	display: grid;
	grid-template-columns: 1fr 1fr 1fr 1fr 1fr 1fr;
	justify-content: flex-start;
	align-items: center;
}
.zhixun {
	font-weight: 600;
	font-size: 28px;
	color: #1591ce;
}
.dianhua {
	font-weight: 400;
	font-size: 24px;
	color: #1591ce;
	margin-top: 10px;
}
.gallery-thumb {
	flex: 1;
	width: 100%;
	aspect-ratio: 1 / 1;
	border-radius: var(--radius-sm);
	overflow: hidden;
	border: 2px solid transparent;
	cursor: pointer;
	transition: var(--transition);
}

.gallery-thumb.active {
	border-color: var(--primary);
}

.gallery-thumb img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.product-info {
	flex: 1;
}
.xiaobiaoti {
	font-weight: 600;
	font-size: 32px;
	color: #1591ce;
	display: flex;
	flex-direction: column;
	align-items: center;
	padding: 47px 0px 20px;
}
.product-info h1 {
	font-weight: 600;
	font-size: 26px;
	color: #666666;
	margin-bottom: 20px;
}

.product-specs {
	font-weight: 500;
	font-size: 18px;
	color: #666666;

	margin-bottom: 20px;
}

.product-specs li {
	padding: 8px 0;
	font-size: 14px;
	color: var(--text-light);

	display: flex;
	align-items: flex-start;
	gap: 8px;
}

.product-specs li:last-child {
	border-bottom: none;
}

.product-specs li::before {
	content: "•";
	color: var(--primary);
	font-weight: 700;
	flex-shrink: 0;
}

.product-contact {
	border-radius: var(--radius);

	display: flex;
	gap: 30px;
	padding-top: 20px;
	align-items: center;
}

.product-contact .label {
	font-size: 13px;
	color: var(--text-lighter);
	margin-bottom: 4px;
}

.product-contact .phone {
	font-size: 22px;
	font-weight: 700;
	color: var(--primary);
}

.product-contact .managers {
	display: flex;
	gap: 20px;
}

.product-contact .manager-item {
	text-align: center;
}

.spec-table {
	width: 100%;
	border-collapse: collapse;
	margin-top: 30px;
	background: var(--white);
	border-radius: var(--radius);
	overflow: hidden;
	box-shadow: var(--shadow);
	padding: 10px 20px;
	overflow-x: auto;
}
.spec-table p video,
.spec-table video {
	width: 100% !important;
	height: 100% !important;
}
.spec-table p img,
.spec-table img {
	width: 100% !important;
	height: 100% !important;
}

.spec-table thead {
	background: var(--primary);
	color: var(--white);
}

.spec-table th {
	padding: 14px 16px;
	font-size: 14px;
	font-weight: 500;
	text-align: left;
}

.spec-table td {
	padding: 12px 16px;
	font-size: 13px;
	color: var(--text-light);
	border-bottom: 1px solid var(--border-light);
}

.spec-table tbody tr:nth-child(even) {
	background: var(--bg);
}

.spec-table tbody tr:hover {
	background: var(--primary-lighter);
}

.spec-table .param-name {
	font-weight: 500;
	color: var(--text);
	width: 25%;
}

.spec-table-note {
	padding: 16px;
	font-weight: 400;
	font-size: 24px;
	color: #333333;

	margin-top: 16px;
}

.product-nav {
	display: flex;
	justify-content: space-between;
	margin-top: 50px;
	padding-top: 24px;
	border-top: 1px solid var(--border);
}

.product-nav a {
	font-weight: 400;
	font-size: 18px;
	color: #262626;
	display: flex;
	align-items: center;
	gap: 6px;
}

.product-nav a:hover {
	color: var(--primary);
}

.news-list {
	display: flex;
	flex-direction: column;
	gap: 24px;
}

.news-item {
	display: flex;
	gap: 24px;
	background: var(--white);
	border-radius: var(--radius);
	overflow: hidden;
	border: 1px solid var(--border-light);
	transition: var(--transition);
	cursor: pointer;
}

.news-item:hover {
	border-color: #1591ce;
	box-shadow: var(--shadow-hover);
	transform: translateY(-2px);
}

.news-item-img {
	flex: 0 0 280px;
	/*height: 180px;*/
	overflow: hidden;
}

.news-item-img img {
	width: 100%;
	aspect-ratio: 1 / 1;
	object-fit: cover;
	transition: transform 0.4s ease;
}

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

.news-item-content {
	flex: 1;
	padding: 20px 24px;
	display: flex;
	flex-direction: column;
	justify-content: center;
}

.news-item-content h3 {
	font-size: 18px;
	font-weight: 700;
	color: var(--text);
	margin-bottom: 10px;
	transition: var(--transition);
}
.news-item:hover .news-item-content p,
.news-item:hover .news-item-content h3 {
	color: #1591ce;
}

.news-item-content p {
	font-size: 13px;
	color: var(--text-light);
	line-height: 1.8;
	margin-bottom: 12px;
	display: -webkit-box;
	-webkit-line-clamp: 4;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.news-meta {
	display: flex;
	gap: 20px;
	font-size: 12px;
	color: var(--text-lighter);
	justify-content: flex-end;
}

.news-meta span {
	display: flex;
	align-items: center;
	gap: 4px;
}

.pagination {
	display: flex;
	justify-content: center;
	gap: 8px;
	margin-top: 40px;
}

/* ========== 分页版本A：小尺寸分页 .pagination ========== */
.pagination {
	display: flex;
	justify-content: center;
	gap: 8px;
	margin-top: 40px;
}

.pagination a {
	width: 36px;
	height: 36px;
	display: flex;
	align-items: center;
	justify-content: center;
	border: 1px solid var(--border);
	border-radius: var(--radius-sm);
	font-size: 13px;
	color: var(--text-light);
	padding: 0;
	text-decoration: none;
	box-sizing: border-box;
}

.pagination a:hover {
	border-color: #1591ce;
	color: #1591ce;
}

.pagination a.active {
	background: #1591ce;
	color: var(--white);
	border-color: #1591ce;
}

/* ========== 分页版本B：大按钮分页 .pagination.page ========== */
.pagination.page {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 12px;
	list-style: none;
	padding: 0;
	margin: 0;
	font-family: sans-serif;
	margin-top: 40px;
}

.pagination.page > * {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	/* 固定宽高，不再用padding撑开，消除active大小跳动 */
	width: 54px;
	height: 42px;
	padding: 0;
	border: 2px solid #ddd;
	border-radius: 8px;
	background-color: #fff;
	color: #333;
	font-size: 16px;
	text-decoration: none;
	cursor: pointer;
	transition: all 0.2s ease;
	box-sizing: border-box;
}

/* 上一页、下一页宽度放宽 */
.pagination.page .prev-page,
.pagination.page .next-page {
	width: 72px;
}

.pagination.page .active.page-number {
	background-color: #3f6fc0;
	border-color: #3f6fc0;
	color: #fff;
}

/* 隐藏svg，替换文字上一页、下一页 */
.pagination.page .prev-page svg,
.pagination.page .next-page svg {
	display: none;
}

.pagination.page .prev-page::before {
	content: "上一页";
}

.pagination.page .next-page::after {
	content: "下一页";
}

.pagination.page .ellipsis {
	border: none;
	background: transparent;
	cursor: default;
	width: auto;
	height: auto;
}

.pagination.page > *:hover:not(.active.page-number):not(.ellipsis) {
	border-color: #3f6fc0;
	color: #3f6fc0;
}

.news-detail-layout {
	display: flex;
	gap: 30px;
}

.news-detail-main {
	flex: 1;
	min-width: 0;
}

.news-detail-header {
	border-bottom: 1px solid var(--border);
	padding-bottom: 20px;
	margin-bottom: 24px;
	display: flex;
	flex-direction: column;
	align-items: center;
}

.news-detail-header h1 {
	font-size: 24px;
	font-weight: 700;
	color: var(--text);
	margin-bottom: 14px;
	line-height: 1.5;
}

.news-detail-meta {
	display: flex;
	gap: 47px;
	font-size: 13px;
	color: var(--text-lighter);
	border-top: 1px solid var(--border);
	width: 100%;
	padding: 17px 0px 0px;
	justify-content: center;
}

.news-detail-content p {
	font-size: 14px;
	color: var(--text-light);
	line-height: 2;
	margin-bottom: 16px;
	text-indent: 2em;
}

.news-detail-content img {
	width: 100%;
	height: 100%;
	border-radius: var(--radius);
	margin: 20px 0;
}

.news-detail-nav {
	display: flex;
	justify-content: space-between;
	margin-top: 30px;
	padding-top: 24px;
	border-top: 1px solid var(--border);
}

.news-detail-nav a {
	font-size: 13px;
	color: var(--text-light);
	max-width: 45%;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}

.news-detail-nav a:hover {
	color: #1591ce;
}

.news-sidebar {
	flex: 0 0 300px;
}

.sidebar-btn {
	display: block;
	text-align: center;
	background: #1591ce;
	color: var(--white);
	padding: 12px;

	font-size: 14px;
	font-weight: 500;
	margin-bottom: 6px;
	transition: var(--transition);
}

.sidebar-btn:hover {
	background: #127aab;
}

.sidebar-news-list li {
	padding: 12px;
	/* border-bottom: 1px solid var(--border-light); */
	font-size: 13px;
	color: var(--text-light);
	cursor: pointer;
	transition: var(--transition);
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
	background-color: #f5f5f5;
}

.sidebar-news-list {
	display: flex;
	gap: 13px;
	flex-direction: column;
}

.sidebar-news-list li:hover {
	color: #1591ce;
}

.contact-layout {
	display: flex;
	border-radius: 16px;
	overflow: hidden;
	box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.contact-info-card {
	flex: 0 0 40%;
	background: linear-gradient(135deg, #127aab 0%, #1591ce 100%);
	padding: 48px 40px;
	color: var(--white);
}

.contact-info-card .intro {
	opacity: 0.9;
	line-height: 1.8;
	margin-bottom: 24px;
	padding-bottom: 24px;
	font-weight: 500;
	font-size: 24px;
	color: #ffffff;
}

.contact-info-list li {
	display: grid;
	grid-template-columns: 28px 0.25fr 1fr;
	align-items: flex-start;
	gap: 12px;
	margin-bottom: 20px;
}

.contact-info-list .ci-icon {
	width: 36px;
	height: 36px;

	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	flex-shrink: 0;
}

.contact-info-list .ci-icon svg {
	width: 18px;
	height: 18px;
	fill: var(--white);
}

.contact-info-list .ci-label {
	font-weight: 500;
	font-size: 18px;
	color: #ffffff;
	margin-bottom: 2px;
}

.contact-info-list .ci-value {
	font-weight: 400;
	font-size: 18px;
	color: #ffffff;
}
.mianbz {
	max-width: 1600px;
	margin: 0 auto;
	font-weight: 400;
	font-size: 19px;
	color: #666666;
	margin-bottom: 25px;
	display: flex;
	align-items: center;
	flex-direction: row;
}
.mianbz span {
	color: #1591ce;
	display: flex;
	align-items: center;
	flex-direction: row;
}
.contact-form-card {
	flex: 1;
	background: #f5f5f5;
	padding: 48px 40px;
}

.contact-form-card h3 {
	display: none;
}

.contact-form .btn-primary {
	background: #1591ce;
	width: 180px;
	height: 46px;
	margin: 30px auto 0;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 0;
	letter-spacing: 0.5em;
	text-indent: 0.5em;
	font-size: 15px;
	border-radius: 6px;
}

.contact-form .btn-primary:hover {
	background: #127aab;
}

.form-row {
	margin-bottom: 0;
}

.form-group {
	flex: 1;
	margin-bottom: 18px;
}

.form-group label {
	display: none;
}

.form-group input,
.form-group textarea,
.form-group select {
	width: 100%;
	padding: 12px 16px;
	border: none;
	border-radius: 6px;
	font-size: 14px;
	font-family: inherit;
	outline: none;
	transition: var(--transition);
	background: #ffffff;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
	border-color: #1591ce;
	box-shadow: 0 0 0 3px rgba(21, 145, 206, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
	color: #aaaaaa;
}

.form-group textarea {
	resize: vertical;
	min-height: 120px;
}

.contact-map {
	margin-top: 40px;
	border-radius: var(--radius);
	overflow: hidden;
	border: 1px solid var(--border);
	box-shadow: var(--shadow);
}

.contact-map iframe {
	width: 100%;
	height: 360px;
	border: 0;
	display: block;
}

.patent-grid {
	max-width: 1600px;
	margin: 0 auto;
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	justify-content: center;
	gap: 20px;
}

.patent-card {
	background: var(--white);
	border-radius: 8px;
	overflow: hidden;

	transition: all 0.3s ease;
	cursor: pointer;
	display: flex;
	flex-direction: column;
}

.patent-card:hover {
	border-color: #1591ce;
	box-shadow: 0 8px 30px rgba(21, 145, 206, 0.15);
	transform: translateY(-4px);
}

.patent-card-img {
	width: 100%;
	flex: 1;

	display: flex;
}

.patent-cert {
	width: 100%;
	height: 100%;
	background: var(--white);
	border: 2px solid #d4e8d4;
	border-radius: var(--radius-sm);
	padding: 16px;
	display: flex;
	flex-direction: column;
	align-items: center;
	text-align: center;
	position: relative;
}

.patent-cert::before {
	content: "";
	position: absolute;
	inset: 4px;
	border: 1px solid #e8f5e9;
	border-radius: 2px;
	pointer-events: none;
}

.patent-cert .cert-header {
	display: flex;
	align-items: center;
	gap: 8px;
	margin-bottom: 8px;
}

.patent-cert .cert-logo {
	width: 32px;
	height: 32px;
	background: #c62828;
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	color: var(--white);
	font-size: 14px;
	font-weight: 700;
}

.patent-cert .cert-title {
	font-size: 14px;
	font-weight: 700;
	color: #333;
}

.patent-cert .cert-body {
	flex: 1;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 8px;
}

.patent-cert .cert-inventor {
	font-size: 11px;
	color: var(--text-light);
}

.patent-cert .cert-name {
	font-size: 15px;
	font-weight: 700;
	color: #2e7d32;
	line-height: 1.4;
	padding: 0 10px;
}

.patent-cert .cert-seal {
	width: 50px;
	height: 50px;
	border: 2px solid #c62828;
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	color: #c62828;
	font-size: 9px;
	font-weight: 700;
	text-align: center;
	line-height: 1.2;
	transform: rotate(-10deg);
	opacity: 0.8;
}

.patent-card-info {
	padding: 14px;
	text-align: center;
}

.patent-card-info h3 {
	font-size: 14px;
	font-weight: 500;
	color: var(--text);
}

.footer {
	background: #f5f5f5;
	color: #666;
	padding: 50px 0 0;
}

.footer-main {
	display: flex;
	gap: 40px;
	padding-bottom: 40px;
}

.footer-col {
	flex: 1;
}

.footer-col-large {
	flex: 1.5;
}

.footer-logo {
	display: flex;
	align-items: center;
	gap: 10px;
	margin-bottom: 16px;
}

.footer-logo .logo-icon {
	width: 80px;
	padding: 0 10px;
	font-size: 12px;
}

.footer-logo .cn {
	font-weight: bold;
	font-size: 26px;
	color: #414141;
}

.footer-logo .en {
	font-weight: normal;
	font-size: 16px;
	color: #666666;
}

.footer-desc {
	font-size: 13px;
	line-height: 1.8;
	margin-bottom: 16px;
}

.footer-qr {
	display: flex;
	align-items: flex-start;
	gap: 12px;
	flex-direction: column;
	margin: 30px 0px 0px 89px;
}

.footer-qr-img {
	width: 80px;
	height: 80px;
	background: var(--white);
	border-radius: var(--radius-sm);
	display: flex;
	align-items: center;
	justify-content: center;
}

.footer-qr-img svg {
	width: 64px;
	height: 64px;
}

.footer-qr-text {
	font-size: 12px;
	line-height: 1.6;
	color: #999;
}

.footer-col h4 {
	font-size: 15px;
	font-weight: 700;
	color: #333;
	margin-bottom: 18px;
}

.footer-links li {
	margin-bottom: 10px;
}

.footer-links a {
	font-size: 13px;
	color: #666;
}

.footer-links a:hover {
	color: #1591ce;
	padding-left: 4px;
}

.footer-contact li {
	display: grid;
	grid-template-columns: 20px 0.25fr 1fr;
	align-items: flex-start;
	gap: 8px;
	margin-bottom: 12px;
	font-size: 13px;
	color: #666;
}

.footer-contact svg {
	width: 16px;
	height: 16px;
	fill: #999;
	flex-shrink: 0;
	margin-top: 2px;
}

.footer-bottom {
	border-top: 1px solid rgba(0, 0, 0, 0.08);
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 16px 0;
	font-size: 16px;
	color: #999;
}
.footer-bottom .nr {
	width: 100%;
	max-width: 1600px;
	margin: 0 auto;
	display: flex;
	flex-direction: row;
	justify-content: space-between;
	align-items: center;
}

.footer-bottom a {
	color: #362d2d;
}

.footer-bottom a:hover {
	color: #1591ce;
}

.back-to-top {
	position: fixed;
	right: 30px;
	bottom: 30px;
	width: 48px;
	height: 48px;
	background: var(--primary);
	color: var(--white);
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	cursor: pointer;
	box-shadow: 0 4px 16px rgba(13, 108, 183, 0.4);
	opacity: 0;
	visibility: hidden;
	transition: var(--transition);
	z-index: 999;
	border: none;
}

.back-to-top.visible {
	opacity: 1;
	visibility: visible;
}

.back-to-top:hover {
	background: var(--primary-dark);
	transform: translateY(-4px);
}

.back-to-top svg {
	width: 22px;
	height: 22px;
}

.mobile-menu {
	display: none;
	position: fixed;
	top: 0;
	right: -100%;
	width: 280px;
	height: 100vh;
	background: var(--white);
	box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
	z-index: 2000;
	transition: right 0.3s ease;
	flex-direction: column;
	padding: 20px 0;
	overflow-y: auto;
}

.mobile-menu.open {
	right: 0;
	display: block;
}

.mobile-menu a {
	display: block;
	padding: 14px 24px;
	font-size: 15px;
	color: var(--text);
	border-bottom: 1px solid var(--border-light);
}

.mobile-menu a:hover,
.mobile-menu a.active {
	color: var(--primary);
	background: var(--primary-light);
}

.mobile-menu-close {
	position: absolute;
	top: 16px;
	right: 16px;
	width: 36px;
	height: 36px;
	display: flex;
	align-items: center;
	justify-content: center;
	cursor: pointer;
	color: var(--text-light);
}

.menu-overlay {
	display: none;
	position: fixed;
	inset: 0;
	background: rgba(0, 0, 0, 0.4);
	z-index: 1500;
}

.menu-overlay.show {
	display: block;
}

@media (max-width: 1024px) {
	.product-detail-main {
		display: grid;
		grid-template-columns: 1fr;
		gap: 40px;
	}
	.nav {
		display: none;
	}
	.mobile-toggle {
		display: flex;
	}
	.hero-tagline {
		font-size: 30px;
	}
	.hero-desc .num-large {
		font-size: 42px;
	}
	.hero-desc .text-medium {
		font-size: 32px;
	}
	.hot-products-title h2 {
		font-size: 32px;
	}
	.hot-product-card {
		flex: 0 0 380px;
	}
	.spec-panel {
		padding: 20px 30px 16px;
	}
	.customers-title h2 {
		font-size: 32px;
	}
	.customers-grid {
		grid-template-columns: repeat(4, 1fr);
		padding: 0 16px;
	}
	.customer-cell {
		grid-column: span 1;
	}
	.customer-cell:nth-child(7) {
		grid-column-start: auto;
	}
	.about-hero h1 {
		font-size: 48px;
	}
	.about-subtitle {
		font-size: 22px;
	}
	.about-intro {
		flex-direction: column;
	}
	.about-intro-img {
		flex: none;
		width: 100%;
	}
	.about-intro-img img {
		height: 400px;
	}
	.about-showcase {
		flex-direction: column;
	}
	.about-showcase-img {
		flex: none;
		width: 100%;
	}
	.about-showcase-img img {
		height: 400px;
	}
	.about-features {
		flex-wrap: wrap;
	}
	.feature-card {
		width: calc(50% - 12px);
		height: 260px;
	}
	.product-grid {
		grid-template-columns: 1fr;
		padding: 0 20px;
	}
	.product-card {
		width: 100%;
		max-width: 780px;
		margin: 0 auto;
		height: 360px;
	}
	.product-card-img {
		height: 290px;
	}
	.patent-grid {
		grid-template-columns: 1fr;
		padding: 0 20px;
	}
	.patent-card {
		width: 100%;
		max-width: 500px;
		margin: 0 auto;
		height: 600px;
	}
	.product-detail-main {
		flex-direction: column;
	}
	.product-gallery {
		flex: none;
		width: 100%;
	}
	.news-detail-layout {
		flex-direction: column;
	}
	.news-sidebar {
		flex: none;
		width: 100%;
	}
	.contact-layout {
		flex-direction: column;
	}
	.contact-info-card {
		flex: none;
		width: 100%;
	}
	.contact-form-card {
		width: 100%;
	}
	.product-nav {
		display: flex;
		justify-content: space-between;
		margin-top: 50px;
		padding-top: 24px;
		border-top: 1px solid var(--border);
		flex-direction: column;
	}
}

@media (max-width: 768px) {
	.container {
		padding: 0 16px;
	}
	.section {
		padding: 40px 0;
	}
	.section-title h2 {
		font-size: 24px;
	}
	.header-top {
		display: none;
	}
	.logo-text .cn {
		font-size: 14px;
	}
	.logo-text .en {
		font-size: 9px;
	}
	.hero {
		height: 500px;
	}
	.hero-tagline {
		font-size: 24px;
	}
	.hero-desc .num-large {
		font-size: 32px;
	}
	.hero-desc .text-medium {
		font-size: 24px;
	}
	.why-choose {
		flex-direction: column;
		gap: 16px;
	}
	.hot-product-list {
		flex-direction: column;
		gap: 24px;
	}
	.hot-product-card {
		flex: none;
		width: 100%;
		max-width: 400px;

		margin: 0 auto;
	}
	.spec-panel {
		padding: 20px 24px 16px;
	}
	.hot-products-title h2 {
		font-size: 28px;
	}
	.customers-title h2 {
		font-size: 28px;
	}
	.customers-grid {
		grid-template-columns: repeat(3, 1fr);
	}
	.why-title h2 {
		font-size: 28px;
	}
	.why-card h3 {
		font-size: 20px;
	}
	.about-hero h1 {
		font-size: 36px;
	}
	.about-subtitle {
		font-size: 18px;
	}
	.about-features {
		flex-direction: column;
		gap: 16px;
	}
	.feature-card {
		width: 100%;
		max-width: 360px;
		margin: 0 auto;
		height: 240px;
	}
	.feature-num {
		font-size: 32px;
	}
	.product-card {
		width: 100%;
		height: 300px;
	}
	.product-card-img {
		height: 230px;
	}
	.news-item {
		flex-direction: column;
	}
	.news-item-img {
		flex: none;
		width: 100%;
		/*height: 200px;*/
	}
	.form-row {
		flex-direction: column;
		gap: 0;
	}
	.patent-card {
		width: 100%;
		height: 500px;
	}
	.footer-main {
		flex-direction: column;
		gap: 30px;
	}
	.footer-bottom {
		flex-direction: column;
		gap: 8px;
		text-align: center;
	}
	.spec-table {
		font-size: 12px;
	}

	.spec-table th,
	.spec-table td {
		padding: 4px 1px;
	}
	.back-to-top {
		right: 16px;
		bottom: 16px;
		width: 42px;
		height: 42px;
	}
	.spec-table td span,
	.spec-table td {
		font-size: 8px !important;
	}
	.contact-info-list .ci-label {
		font-size: 9px;
	}
	.contact-info-list .ci-icon {
		width: 30px;
		height: 19px;
	}
	.contact-info-list .ci-value {
		font-size: 10px;
	}
	.contact-info-list li {
		display: grid;
		grid-template-columns: 28px 0.3fr 1fr;
		align-items: start;
		gap: 8px;
		margin-bottom: 20px;
	}
	.contact-info-card .intro {
		margin-bottom: 24px;
		padding-bottom: 10px;
		font-weight: 500;
		font-size: 14px;
	}
	.spec-table td {
		width: auto !important;
	}
	.spec-table table {
		min-width: auto !important;
	}
}

@media (max-width: 480px) {
	.hero-tagline {
		font-size: 20px;
	}
	.hero-desc .num-large {
		font-size: 26px;
	}
	.hero-desc .text-medium {
		font-size: 20px;
	}
	.section-title h2 {
		font-size: 20px;
	}
	.hot-products-title h2 {
		font-size: 22px;
	}
	.customers-title h2 {
		font-size: 22px;
	}
	.customers-grid {
		grid-template-columns: repeat(2, 1fr);
	}
	.page-banner {
		height: 180px;
	}
	.page-banner h1 {
		font-size: 26px;
	}
	.about-hero h1 {
		font-size: 28px;
	}
	.about-subtitle {
		font-size: 16px;
	}
	.about-section-title h2 {
		font-size: 22px;
	}
	.product-card {
		height: 260px;
	}
	.product-card-img {
		height: 190px;
	}
	.patent-card {
		height: 420px;
	}
	.product-search input {
		width: 140px;
	}
}