* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
	font-family: "Microsoft YaHei", sans-serif;
}

body {
	margin: 0;
	padding: 0;
	height: 100%;
	font-size: 14px;
	font-family: Tahoma, Geneva, Microsoft YaHei;
	color: #333;
	line-height: 24px;
	word-break: break-all;
}

dd,
dl,
dt,
li,
ol,
ul {
	margin: 0;
	padding: 0;
	list-style: none
}

input {
	font-size: 12px;
	font-family: Tahoma, vertical-align: middle
}

select {
	font-family: Arial;
	font-size: 12px
}

textarea {
	font-family: Tahoma, Geneva;
	font-size: 12px
}

h3,
h4,
h5 {
	margin: 0;
	padding: 0;
	font-size: 14px
}

a {
	text-decoration: none;
	transition: all .2s linear 0s;
	color: #000;
}

header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 12px 40px;
	background-color: #ffffff;
	border-bottom: 1px solid #eee;
	position: relative;
	z-index: 99;
}

.logo-wrap {
	display: flex;
	align-items: center;
}

.logo {
	width: 320px;
}

.logo img {
	width: 100%;
}


nav {
	display: flex;
	align-items: center;
	text-transform: capitalize;
}

.main-nav {
	display: flex;
	list-style: none;
}

.main-nav>li {
	position: relative;
	padding: 0 22px;
	line-height: 70px;
}

.main-nav>li>a {
	text-decoration: none;
	color: #222;
	font-size: 16px;
	display: block;
}

.main-nav>li>a:hover {
	color: rgba(101, 101, 101, 1);
}

.main-nav>li.active>a {
	color: rgba(101, 101, 101, 1);
	border-bottom: 3px solid rgba(101, 101, 101, 1);
}

/* 一级下拉 */
.sub-menu-1 {
	position: absolute;
	top: 100%;
	left: 0;
	background: #fff;
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
	min-width: 240px;
	display: none;
	list-style: none;
}

.sub-menu-1>li {
	position: relative;
	line-height: 40px;
	white-space: nowrap;
}

.sub-menu-1>li>a {
	display: block;
	padding: 12px 20px;
	text-decoration: none;
	color: #333;
	font-size: 14px;
	white-space: nowrap;
}

.sub-menu-1>li>a:hover {
	background: #f5f7fa;
	color: rgba(101, 101, 101, 1);
}

/* 二级下拉（三级导航） */
.sub-menu-2 {
	position: absolute;
	top: 0;
	left: 100%;
	background: #fff;
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
	min-width: 260px;
	display: none;
	list-style: none;
}

.sub-menu-2>li>a {
	display: block;
	padding: 6px 20px;
	text-decoration: none;
	color: #333;
	font-size: 16px;
}

.sub-menu-2>li>a:hover {
	background: #f5f7fa;
	color: rgba(101, 101, 101, 1);
}

.lang-wrap {
	display: flex;
	align-items: center;
	gap: 8px;
	cursor: pointer;
	font-size: 17px;
	color: #222;
}

.lang-flag {
	width: 26px;
	height: 18px;
	background: #ccc;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 12px;
}

#banner {
	width: 100%;
	overflow: hidden;
	position: relative;
}

#banner .swiper-slide img {
	width: 100%;
}

#banner .swiper-pagination-bullet {
	width: 10px;
	height: 10px;
	background-color: #fff;
	opacity: 1;
}

#banner .swiper-pagination-bullet-active {
	background: #676769;
	width: 30px;
	border-radius: 5px;
}

.solution-section {
	background: url(../images/bg1.png);
	padding: 30px 0;
}

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

.section-title h2 {
	color: rgb(0, 0, 0);
	font-size: 48px;
}

.section-title p {
	color: #666;
	font-size: 20px;
	margin-top: 20px;
}

#gallery {
	width: 80%;
	margin: 20px auto;
	overflow: hidden;
}

#gallery .swiper-slide {
	position: relative;
}

#gallery .swiper-slide .slide-caption {
	position: absolute;
	bottom: 0;
	width: 100%;
	left: 0;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
	font-size: 15px;
	line-height: 44px;
	background: rgba(0, 0, 0, .7);
	color: #fff;
	text-align: center;
}

#thumbs {
	width: 60%;
	margin: 0 auto;
	overflow: hidden;
}

#thumbs .swiper-slide {
	width: 120px;
	overflow: hidden;
}

#thumbs .swiper-slide img {
	max-height: 100px;
}

.categories {
	padding: 30px 0;
}

.categories-tab {
	width: 80%;
	margin: 30px auto 0;
}

.categories-tab ul {
	display: grid;
	grid-template-columns: repeat(7, minmax(0, 1fr));
	gap: 12px;
}

.categories-tab ul li {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	padding: 14px 8px 12px;
	background: #ffffff;
	/* border: 1px solid #e6e6e6; */
	box-shadow: 0 1px 12px rgba(43, 43, 43, .1);
	border-radius: 6px;
	cursor: pointer;
	user-select: none;
	transition: background .18s ease, border-color .18s ease, color .18s ease;
}

.categories-tab ul li i {
	display: flex;
	width: 120px;
	height: 120px;
	margin-bottom: 10px;
	margin-top: 10px;
	font-style: normal;
}

.categories-tab ul li i img {
	width: 100%;
	height: 100%;
	object-fit: contain;
	display: block;
}

.categories-tab ul li span {
	font-size: 14px;
	font-weight: 600;
	color: #333;
	text-align: center;
	line-height: 1.3;
	white-space: nowrap;
	display: block;
	margin-bottom: 10px;
}


.categories-tab ul li:hover {
	background: #ececec;
	border-color: #cfcfcf;
}


.categories-tab ul li.active {
	background: #222;
	border-color: #222;
}

.categories-tab ul li.active span {
	color: #fff;
}

.categories-tab ul li.active i img {
	filter: brightness(0) invert(1);
}


.swiper-categories {
	position: relative;
	margin-top: 18px;
	background: #fff;

	padding: 26px 8px 30px;
	overflow: hidden;
}

.swiper-categories .swiper-slide {
	display: grid;
	grid-template-columns: repeat(6, 1fr);
	/* justify-content: center; */
	align-items: stretch;
	gap: 16px;
	flex-wrap: wrap;
}

/* 产品卡片（沿用 .list 结构） */
.swiper-categories .list {

	background: #fff;

	overflow: hidden;
	transition: box-shadow .2s ease;
}

.swiper-categories .list:hover {
	box-shadow: 0 6px 16px rgba(0, 0, 0, .10);
}

.swiper-categories .list a {
	display: flex;
	flex-direction: column;
	height: 100%;
	text-decoration: none;
	color: inherit;
}

.swiper-categories .list a>div {
	width: 100%;
	background: #fcfcfc;
	display: flex;
	align-items: center;
	justify-content: center;
	border-bottom: 1px solid #f0f0f0;
}

.swiper-categories .list a>div img {
	max-width: 100%;
	max-height: 100%;
	object-fit: contain;
	display: block;
}

.swiper-categories .list a p {
	font-size: 13px;
	color: #555;
	padding: 12px 14px 6px;
	min-height: 36px;
	line-height: 1.4;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
	text-align: center;
}

.swiper-categories .list .exhibition_product_form_btn_text {
	margin: 10px 14px 14px;
	padding: 8px 0;
	text-align: center;
	font-size: 13px;
	font-weight: 600;
	color: #fff;
	background: #444;
	border-radius: 20px;
	cursor: pointer;
	letter-spacing: .5px;
	transition: background .18s ease;
}

.swiper-categories .list .exhibition_product_form_btn_text:hover {
	background: #222;
}

/* 轮播箭头 */
.swiper-categories .swiper-button-prev,
.swiper-categories .swiper-button-next {
	width: 44px;
	height: 44px;
	top: 45%;
	background: rgba(0, 0, 0, .2);
	border-radius: 50%;
	color: #000;
}

.swiper-categories .swiper-button-prev {
	background: url(../images/vbg01.png) -7px -255px rgba(0, 0, 0, .2);
}

.swiper-categories .swiper-button-next {
	background: url(../images/vbg01.png) -36px -255px rgba(0, 0, 0, .2);
	/* background-position-x: -53px; */
}

.swiper-categories .swiper-button-prev::after,
.swiper-categories .swiper-button-next::after {
	font-size: 15px;
	font-weight: 700;
}

.swiper-categories .swiper-button-prev:hover,
.swiper-categories .swiper-button-next:hover {
	color: #000;
	border-color: #999;
}

/* 小屏适配 */
@media (max-width: 1100px) {
	.categories-tab ul {
		grid-template-columns: repeat(5, minmax(0, 1fr));
	}
}

@media (max-width: 640px) {
	.categories-tab ul {
		grid-template-columns: repeat(4, minmax(0, 1fr));
		gap: 8px;
	}

	.categories-tab ul li {
		padding: 10px 4px 8px;
	}

	.categories-tab ul li i {
		width: 30px;
		height: 30px;
	}

	.swiper-categories .list {
		width: 160px;
	}
}

.index-cases {
	background: url(../images/bg1.png);
	padding: 30px 0;
}

.case-section {
	position: relative;
	max-width: 1500px;
	margin: 30px auto;
	background: #ffffff;
	border-radius: 4px;
	padding: 30px 40px 36px;
	overflow: hidden;
}

/* 背景水印（低透明度，仅装饰） */
.case-section .watermark {
	position: absolute;
	top: 34%;
	left: 0;
	width: 100%;
	pointer-events: none;
	display: flex;
	justify-content: space-around;
	color: #d7e3f2;
	font-size: 22px;
	letter-spacing: 2px;
	user-select: none;
	white-space: nowrap;
	z-index: 0;
}

.case-section .watermark span {
	opacity: .9;
}

/* ===== Swiper ===== */
#caseSwiper {
	position: relative;
	z-index: 1;
	width: 80%;
	margin: 30px auto;
	overflow: hidden;
	box-shadow: 0px 0px 6px rgba(0, 0, 0, 0.3892920616113744);
	padding-bottom: 20px;
}

#caseSwiper .swiper-slide {
	display: flex;
	justify-content: flex-start;
	gap: 28px;
	flex-wrap: wrap;
	padding: 10px;
}

/* 产品/新闻卡片 */
.case-card {
	width: calc((100% - 5 * 28px) / 6);
	min-width: 150px;
	flex: 1 1 0;
	background: #fff;
	transition: box-shadow .2s ease, transform .2s ease;
	cursor: pointer;
}

.case-card:hover {
	box-shadow: 0 10px 22px rgba(0, 0, 0, .10);
	transform: translateY(-4px);
}

.case-card .thumb {
	width: 100%;
	height: 0;
	padding-top: 122%;
	position: relative;
	background: #f7f8fa;
	overflow: hidden;
}

.case-card .thumb img {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}

.case-card .info {
	padding: 14px 6px 6px;
}

.case-card .info .title {
	font-size: 14px;
	font-weight: 600;
	line-height: 1.5;
	min-height: 42px;
	color: #222;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

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

.case-card .info .date {
	display: block;
	margin-top: 10px;
	font-size: 12px;
	color: #9aa3ad;
}

/* ===== 分页器（Swiper 数字分页） ===== */
.case-pagination-wrap {
	position: relative;
	z-index: 2;
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 18px;
	margin-top: 26px;
}

#caseSwiper .swiper-pagination {
	position: static;
	display: flex;
	gap: 10px;
}

#caseSwiper .swiper-pagination .swiper-pagination-bullet {
	width: 30px;
	height: 30px;
	border-radius: 4px;
	background: #fff;
	border: 1px solid #d8dce1;
	color: #555;
	font-size: 13px;
	line-height: 28px;
	text-align: center;
	opacity: 1;
	transition: background .18s ease, color .18s ease, border-color .18s ease;
}

#caseSwiper .swiper-pagination .swiper-pagination-bullet:hover {
	border-color: #222;
	color: #222;
}

#caseSwiper .swiper-pagination .swiper-pagination-bullet-active {
	background: #222;
	border-color: #222;
	color: #fff;
}

/* 上一页 / 下一页 */
#caseSwiper .swiper-button-prev,
#caseSwiper .swiper-button-next {
	position: static;
	width: auto;
	height: 30px;
	margin: 0;
	color: #555;
	background: #fff;
	border: 1px solid #d8dce1;
	border-radius: 4px;
	padding: 0 14px;
	font-size: 13px;
	line-height: 28px;
	display: inline-flex;
	align-items: center;
	gap: 4px;
	transition: border-color .18s ease, color .18s ease;
}

#caseSwiper .swiper-button-prev::after,
#caseSwiper .swiper-button-next::after {
	content: none;
}

#caseSwiper .swiper-button-prev:hover,
#caseSwiper .swiper-button-next:hover {
	color: #222;
	border-color: #222;
}

#caseSwiper .swiper-button-disabled {
	opacity: .35;
	pointer-events: none;
}

/* 小屏适配 */
@media (max-width: 1100px) {
	.case-card {
		width: calc((100% - 3 * 28px) / 4);
	}
}

@media (max-width: 760px) {
	.case-section {
		padding: 20px 16px 30px;
	}

	.case-card {
		width: calc((100% - 28px) / 2);
	}
}


.index-hero {
	position: relative;
	width: 100%;
	height: 380px;
	display: flex;
	align-items: center;
	background: url(../images/abouttest.jpg) no-repeat;
	background-size: cover;
	background-position: center;
	color: #fff;
	padding: 0 6%;
	overflow: hidden;
}


.index-hero .bg-hint {
	position: absolute;
	right: 14px;
	bottom: 10px;
	font-size: 12px;
	color: rgba(255, 255, 255, .45);
	letter-spacing: .5px;
}

/* 左侧：40 Years of experience */
.index-hero .stat {
	display: flex;
	align-items: flex-end;
	line-height: 1;
	white-space: nowrap;
}

.index-hero .stat .num {
	font-size: 108px;
	font-weight: 700;
	color: #fff;
}

.index-hero .stat .unit {
	font-size: 46px;
	font-weight: 700;
	margin-left: 16px;
	padding-bottom: 14px;
	color: #fff;
}

.index-hero .stat .sub {
	display: block;
	margin-top: 10px;
	font-size: 30px;
	font-weight: 400;
	letter-spacing: 1px;
	color: rgba(255, 255, 255, .92);
}


.index-hero .headline {
	flex: 1;
	text-align: center;
	padding-left: 4%;
}

.index-hero .headline h1 {
	font-size: clamp(26px, 2.3vw, 42px);
	font-weight: 700;
	line-height: 1.25;
	color: #fff;
	white-space: nowrap;
}

.index-hero .headline h1 span {
	color: #ffd35c;
}

.index-hero .headline p {
	margin-top: 12px;
	font-size: clamp(20px, 1.7vw, 32px);
	font-weight: 600;
	line-height: 1.3;
	color: #fff;
	white-space: nowrap;
}

.index-about {
	max-width: 1600px;
	margin: 0 auto;
	padding: 64px 0 72px;
	display: flex;
	align-items: stretch;
	gap: 5%;
}

.index-about-text {
	flex: 0 0 50%;
	display: flex;
	flex-direction: column;
	justify-content: center;
}

.index-about-text .company-name {
	font-size: 32px;
	font-weight: 700;
	line-height: 1.3;
	color: #111;
}

.index-about-text .intro {
	margin-top: 26px;
	font-size: 17px;
	line-height: 1.75;
	color: #444;
	text-align: justify;
}


.index-about-photo {
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
	overflow: hidden;
}

.index-about-photo img {
	transition: all .46s ease;
	transform: scale(1.05);
}

.index-about-photo:hover img {
	transform: scale(1.1);
}

@media (max-width: 1000px) {
	.index-hero {
		height: 320px;
		flex-direction: column;
		justify-content: center;
		align-items: flex-start;
		gap: 26px;
	}

	.index-hero .stat .num {
		font-size: 76px;
	}

	.index-hero .stat .unit {
		font-size: 34px;
	}

	.index-hero .stat .sub {
		font-size: 24px;
	}

	.index-hero .headline {
		padding-left: 0;
		text-align: left;
	}

	.index-hero .headline h1 {
		font-size: 24px;
		white-space: normal;
	}

	.index-hero .headline p {
		font-size: 18px;
		white-space: normal;
	}

	.index-about {
		flex-direction: column;
		padding: 44px 6% 52px;
	}

	.index-about-text {
		flex: none;
	}

	.index-about-photo {
		min-height: 240px;
		margin-top: 30px;
	}
}


.why {
	max-width: 1760px;
	margin: 0 auto;
	padding: 60px 60px 70px;
	background: url(../images/bg1.png) no-repeat;
}

.why .section-title {
	font-size: 36px;
	font-weight: 700;
	color: #111;
	letter-spacing: .5px;
	margin-bottom: 40px;
	text-align: left;
}

/* ===== 4 列并排 ===== */
.features {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 50px;
}

.feature .feature-img {
	width: 100%;
	height: 200px;
	display: flex;
	align-items: center;
	justify-content: center;
}

.feature h3 {
	/* margin-top: 20px; */
	font-size: 20px;
	font-weight: 700;
	line-height: 1.3;
	color: #111;
	text-align: center;
}

.feature p {
	margin-top: 14px;
	font-size: 15px;
	line-height: 1.65;
	color: #444;
	text-align: justify;
}

/* ===== 响应式：4 → 2 → 1 列 ===== */
@media (max-width: 1200px) {
	.features {
		grid-template-columns: repeat(2, 1fr);
		gap: 40px;
	}

	.why {
		padding: 44px 40px 54px;
	}
}

@media (max-width: 640px) {
	.features {
		grid-template-columns: 1fr;
		gap: 34px;
	}

	.why {
		padding: 34px 20px 44px;
	}

	.section-title {
		font-size: 28px;
	}
}


.site-footer {
	background: #111317;
	padding: 0;
}

.footer-main {
	max-width: 1800px;
	margin: 0 auto;
	padding: 56px 60px 48px;
	display: flex;
	justify-content: space-between;
	align-items: flex-start;
	gap: 40px;
}


.footer-contact {
	flex: 0 0 auto;
	max-width: 46%;
}

.footer-contact .line {
	font-size: 17px;
	line-height: 1.55;
	color: #ffffff;
	margin-bottom: 16px;
}

.footer-contact .line .label {
	color: #9aa4b0;
	margin-right: 4px;
}

.footer-contact .line.tel .label::after {
	content: ': ';
}

.footer-contact .line.email .label::after {
	content: ': ';
}

.footer-contact .line.contact .label::after {
	content: ': ';
}


.footer-qr {
	flex: 0 0 auto;
	display: flex;
	gap: 34px;
}

.footer-qr .qr-item {
	text-align: center;
}

.footer-qr .qr-item .qr-code {
	width: 112px;
	height: 112px;
	border: 1px dashed #3a424d;
	border-radius: 4px;
	background: #1a1e24;
	display: flex;
	align-items: center;
	justify-content: center;
	color: #5c6774;
	font-size: 11px;
	letter-spacing: .5px;
}

.footer-qr .qr-item .qr-code img {
	width: 100%;
}

.footer-qr .qr-item .qr-name {
	display: block;
	margin-top: 10px;
	font-size: 13px;
	color: #cfd6de;
	letter-spacing: .5px;
}

.footer-inquiry {
	flex: 0 0 auto;
	max-width: 34%;
	display: flex;
	flex-direction: column;
	align-items: flex-start;
}

.footer-inquiry .guide {
	font-size: 14px;
	line-height: 1.75;
	color: #c8ced6;
	text-align: justify;
}

.footer-inquiry .btn-inquiry {
	margin-top: 22px;
	padding: 13px 42px;
	background: #f0b400;
	color: #111;
	font-size: 14px;
	font-weight: 700;
	border: none;
	border-radius: 3px;
	cursor: pointer;
	letter-spacing: 1px;
	transition: background .18s ease;
}

.footer-inquiry .btn-inquiry:hover {
	background: #ffc91f;
}


.footer-bottom {
	border-top: 1px solid #2a2f37;
	padding: 20px 60px;
}

.footer-bottom .bottom-inner {
	max-width: 1800px;
	margin: 0 auto;
	display: flex;
	align-items: center;
	justify-content: center;
	flex-wrap: wrap;
	gap: 10px;
	font-size: 13px;
	color: #8d97a3;
}

.footer-bottom a {
	color: #8d97a3;
	text-decoration: none;
}

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

.footer-bottom .sep {
	color: #4a525c;
}

@media (max-width: 1100px) {
	.footer-main {
		flex-direction: column;
		gap: 36px;
	}

	.footer-contact,
	.footer-inquiry {
		max-width: 100%;
	}

	.footer-bottom .bottom-inner {
		justify-content: flex-start;
	}
}

/*about*/

#about {
	background: url(../images/bg1.png);
}

.hero-banner {
	width: 94%;
	margin: 0 auto;
}

.hero-banner img {
	width: 100%;
}

#about .about-page {
	width: 94%;
	margin: 0 auto;
}

/* ===== 面包屑：Home > About us ===== */
.breadcrumb {
	font-size: 24px;
	font-weight: normal;
	font-style: inherit;
	color: rgba(0, 0, 0, 1);
	padding: 20px 0 30px;
}

.breadcrumb a {
	color: rgba(0, 0, 0, 1);
	text-decoration: none;
}

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

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



/* ===== 主体：左列 + 右侧 logo ===== */
.about-wrap {
	display: flex;
	justify-content: space-between;
	align-items: flex-start;
	gap: 60px;
}

.about-content {
	flex: 0 0 55%;
	max-width: 55%;
}

/* ===== 核心数据条（4 项：图标 + 数字 + 标签） ===== */
.about-stats {
	display: flex;
	justify-content: space-between;
	flex-wrap: wrap;
	gap: 24px;
	margin-bottom: 46px;
}

.about-stat {
	align-items: flex-start;
	gap: 14px;
	text-align: center;
}

.about-stat .icon {
	width: 46px;
	height: 46px;
	display: block;
	flex: none;
	margin: 0 auto;
	color: #333;
}

.about-stat .icon img {
	width: 100%;
	height: 100%;
	display: block;
}

.about-stat .num {
	display: block;
	font-size: 28px;
	font-weight: 700;
	line-height: 1.05;
	color: #333;
	white-space: nowrap;
	margin-top: 30px;
}

.about-stat:hover .num {
	color: rgb(53, 146, 234);
}

.about-stat .label {
	display: block;
	margin-top: 8px;
	font-size: 14px;
	color: #7a8490;
	letter-spacing: .5px;
}


.intro h2 {
	font-size: 24px;
	font-weight: 700;
	color: #333;
	margin-bottom: 24px;
	padding-bottom: 14px;
}

.intro p {
	font-size: 14px;
	line-height: 20px;
	color: #333;
	text-align: justify;
}

/* ===== 右侧：GENERTEC 立体 logo 占位 ===== */
.about-logo {
	flex: 1;
	min-height: 380px;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 10px;
	color: #99a3ad;
	text-align: center;
	line-height: 1.6;
}
.about-logo img{
	width: 100%;
}
.about-logo .logo-zh {
	font-size: 22px;
	color: #6f7a86;
	letter-spacing: 4px;
}

.about-logo .logo-en {
	font-size: 15px;
	font-weight: 700;
	color: #6f7a86;
	letter-spacing: 2px;
}

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

	.about-content {
		flex: none;
		max-width: 100%;
	}

	.about-logo {
		width: 100%;
		min-height: 200px;
	}
}

@media (max-width: 720px) {
	.page {
		padding: 20px 20px 50px;
	}

	.stat .num {
		font-size: 34px;
	}

	.stats {
		gap: 18px;
	}
}

.exhibition {
	max-width: 90%;
	margin: 0 auto;
	padding: 50px 60px 70px;
	overflow: hidden;
}

/* ===== 标题 ===== */
.exhibition .section-title {
	font-size: 34px;
	font-weight: 700;
	color: #111;
	margin-bottom: 34px;
}

/* ===== Swiper：自动滚动 ===== */
#exhibitionSwiper {
	padding-bottom: 6px;
}

#exhibitionSwiper .swiper-slide {
	cursor: pointer;
}

.exh-item {
	background: #fff;
	border-radius: 4px;
	overflow: hidden;
	box-shadow: 0 2px 10px rgba(0, 0, 0, .06);
	transition: box-shadow .2s ease, transform .2s ease;
}

.exh-item:hover {
	box-shadow: 0 10px 24px rgba(0, 0, 0, .14);
	transform: translateY(-4px);
}

.exh-item .photo {
	width: 100%;
	height: 0;
	padding-top: 50%;
	/* 原图展台照片约 620×200 比例 */
	position: relative;
	overflow: hidden;
	background: #e9ecf0;
}

.exh-item .photo img {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
	transition: transform .3s ease;
}

.exh-item:hover .photo img {
	transform: scale(1.04);
}

.exh-item .exh-caption {
	padding: 14px 16px 16px;
	font-size: 17px;
	font-weight: 600;
	color: #333;
	text-align: center;
	letter-spacing: .5px;
}

/* ============================================================
     灯箱：点击图片弹出大图，可切换，× 关闭
     ============================================================ */
.lightbox {
	position: fixed;
	inset: 0;
	z-index: 9999;
	display: none;
	align-items: center;
	justify-content: center;
}

.lightbox.show {
	display: flex;
}

.lightbox .lb-backdrop {
	position: absolute;
	inset: 0;
	background: rgba(0, 0, 0, .86);
}

.lightbox .lb-img {
	position: relative;
	max-width: 88vw;
	max-height: 82vh;
	object-fit: contain;
	box-shadow: 0 20px 60px rgba(0, 0, 0, .5);
	border-radius: 2px;
	z-index: 1;
}

/* 关闭 × */
.lb-close {
	position: absolute;
	top: 18px;
	right: 22px;
	width: 46px;
	height: 46px;
	border: none;
	border-radius: 50%;
	background: rgba(255, 255, 255, .14);
	color: #fff;
	font-size: 28px;
	line-height: 1;
	cursor: pointer;
	z-index: 2;
	transition: background .18s ease;
}

.lb-close:hover {
	background: rgba(255, 255, 255, .32);
}

/* 上一张 / 下一张 */
.lb-prev,
.lb-next {
	position: absolute;
	top: 50%;
	transform: translateY(-50%);
	width: 50px;
	height: 74px;
	border: none;
	border-radius: 6px;
	background: rgba(255, 255, 255, .12);
	color: #fff;
	font-size: 34px;
	cursor: pointer;
	z-index: 2;
	transition: background .18s ease;
}

.lb-prev {
	left: 16px;
}

.lb-next {
	right: 16px;
}

.lb-prev:hover,
.lb-next:hover {
	background: rgba(255, 255, 255, .3);
}

/* 计数 */
.lb-counter {
	position: absolute;
	bottom: 22px;
	left: 50%;
	transform: translateX(-50%);
	color: #fff;
	font-size: 16px;
	letter-spacing: 2px;
	z-index: 2;
	background: rgba(0, 0, 0, .35);
	padding: 6px 16px;
	border-radius: 20px;
}


@media (max-width: 1100px) {
	.exhibition {
		padding: 40px 40px 56px;
	}
}

@media (max-width: 720px) {
	.exhibition {
		padding: 30px 18px 44px;
	}

	.section-title {
		font-size: 26px;
	}

	.exh-item .photo {
		padding-top: 62%;
	}

	.lb-prev {
		left: 6px;
	}

	.lb-next {
		right: 6px;
	}
}


.lang-wrap {
    position: relative;
    flex: none;
    user-select: none;
  }
  .lang-current {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border-radius: 20px;
    font-size: 14px;
    color: #333;
    cursor: pointer;
    transition: border-color .18s ease, background .18s ease;
  }
  .lang-current:hover,
  .lang-wrap.open .lang-current {
    border-color: #0056b3;
    background: #f2f5f8;
  }
  .lang-current .fa-chevron-down {
    font-size: 11px;
    color: #9aa3ad;
    transition: transform .2s ease;
  }
  .lang-wrap.open .lang-current .fa-chevron-down { transform: rotate(180deg); }

  .lang-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 180px;
    background: #fff;
    border: 1px solid #e4e7eb;
    border-radius: 6px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, .12);
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: opacity .2s ease, transform .2s ease, visibility .2s;
    z-index: 80;
    overflow: hidden;
  }
  .lang-wrap.open .lang-dropdown { opacity: 1; visibility: visible; transform: translateY(0); }

  .lang-dropdown a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    font-size: 14px;
    color: #333;
    text-decoration: none;
    transition: background .18s ease, color .18s ease;
  }
  .lang-dropdown a:hover { background: #f2f5f8; color: #0056b3; }
  .lang-dropdown li.current a { color: #0056b3; font-weight: 700; background: #f7fbff; }

  /* ===== 纯 CSS 国旗（不依赖图片） ===== */
  .flag {
    display: inline-block;
    flex: none;
    width: 26px;
    height: 17px;
    border-radius: 2px;
    box-shadow: 0 0 1px rgba(0, 0, 0, .35);
    position: relative;
  }

  /* 英国（米字旗）— 经典纯 CSS 实现 */
  .flag-gb {
    background-color: #012169;
    background-image:
      /* 白色横竖十字 */
      linear-gradient(90deg, transparent 43%, #fff 43% 57%, transparent 57%),
      linear-gradient(0deg, transparent 43%, #fff 43% 57%, transparent 57%),
      /* 白色对角线 */
      linear-gradient(45deg, transparent 41%, #fff 41% 59%, transparent 59%),
      linear-gradient(-45deg, transparent 41%, #fff 41% 59%, transparent 59%),
      /* 红色对角线 */
      linear-gradient(45deg, transparent 46%, #c8102e 46% 54%, transparent 54%),
      linear-gradient(-45deg, transparent 46%, #c8102e 46% 54%, transparent 54%),
      /* 红色十字 */
      linear-gradient(90deg, transparent 46%, #c8102e 46% 54%, transparent 54%),
      linear-gradient(0deg, transparent 46%, #c8102e 46% 54%, transparent 54%);
  }

  /* 西班牙（红黄红） */
  .flag-es {
    background: linear-gradient(to bottom,
      #aa151b 0 25%,
      #f1bf00 25% 75%,
      #aa151b 75% 100%);
  }

  /* 俄罗斯（白蓝红横条） */
  .flag-ru {
    background: linear-gradient(to bottom,
      #fff 0 33.3%,
      #0039a6 33.3% 66.6%,
      #d52b1e 66.6% 100%);
  }

  /* 法国（蓝白红竖条） */
  .flag-fr {
    background: linear-gradient(to right,
      #0055a4 0 33.3%,
      #fff 33.3% 66.6%,
      #ef4135 66.6% 100%);
  }

  /* 沙特（绿色 + 白色刀/文字简化为白横线） */
  .flag-sa {
    background: #1b5e20;
  }
  .flag-sa::after {
    content: "";
    position: absolute;
    left: 3px;
    right: 3px;
    top: 50%;
    height: 4px;
    margin-top: -2px;
    background: #fff;
    border-radius: 1px;
  }