/* ============================================================
   首页改版样式（参考：heihemonitor 版式）
   作用域：body.home-v2，仅影响首页，不污染其它页面
   ============================================================ */

.home-v2 {
	--brand: #1a73e8;
	--brand-dark: #0f57c4;
	--ink: #16233b;
	--muted: #6b7a90;
	--line: #e6ecf5;
	--bg-soft: #f5f8fd;
	--radius: 10px;
}

/* ---------- 顶部信息条 ---------- */
.home-v2 #headerbar {
	background: #f7f9fc;
	border-bottom: 1px solid var(--line);
	line-height: 38px;
}

.home-v2 #headerbar .custom-info,
.home-v2 #headerbar a,
.home-v2 #headerbar .langBtn {
	color: #7b8aa0 !important;
	font-size: 13px;
}

.home-v2 #headerbar a:hover {
	color: var(--brand) !important;
}

/* 语言切换链接：去掉深色底 */
.home-v2 #headerbar .langBtn,
.home-v2 #headerbar .pull-right a {
	background: transparent !important;
	color: #7b8aa0 !important;
	padding: 0 6px;
	border-radius: 4px;
}

.home-v2 #headerbar .langBtn:hover,
.home-v2 #headerbar .pull-right a:hover {
	color: var(--brand) !important;
}

/* ---------- 主导航 ---------- */
.home-v2 header#header,
.home-v2 .header.is-sticky {
	background: #fff;
	box-shadow: 0 1px 0 var(--line), 0 6px 18px rgba(16, 58, 99, .04);
	position: sticky;
	top: 0;
	z-index: 999;
	line-height: normal;
}

.home-v2 .header-wrap {
	display: flex;
	align-items: center;
	justify-content: space-between;
	height: 72px;
}

.home-v2 #logo.logo {
	line-height: 1;
}

.home-v2 #logo.logo .txtBox h5 {
	font-size: 22px;
	font-weight: 800;
	color: var(--ink);
	letter-spacing: .5px;
}

.home-v2 .nav-wrap {
	float: none;
	display: flex;
	align-items: center;
	margin-top: 0;
}

.home-v2 #mainnav .menu {
	display: flex;
	align-items: center;
	gap: 34px;
	margin: 0;
	padding: 0;
	list-style: none;
}

.home-v2 #mainnav .menu > li {
	float: none;
	position: relative;
}

.home-v2 #mainnav .menu > li > a {
	display: inline-block;
	line-height: 72px;
	padding: 0;
	font-size: 15px;
	font-weight: 600;
	color: #33415c;
	position: relative;
}

.home-v2 #mainnav .menu > li > a:after {
	content: "";
	position: absolute;
	left: 0;
	right: 0;
	bottom: 22px;
	height: 2px;
	background: var(--brand);
	transform: scaleX(0);
	transition: transform .22s ease;
}

.home-v2 #mainnav .menu > li > a:hover {
	color: var(--brand);
}

.home-v2 #mainnav .menu > li > a:hover:after {
	transform: scaleX(1);
}

.home-v2 .nav-wrap ul.menu-extra {
	display: flex;
	align-items: center;
	margin: 0;
	padding: 0;
}

.home-v2 .nav-wrap ul.menu-extra li {
	list-style: none;
	display: flex;
	align-items: center;
}

.home-v2 .menu-extra .flat-search {
	color: #33415c;
	font-size: 16px;
	padding: 8px;
}

.home-v2 .menu-extra .flat-search:hover {
	color: var(--brand);
}

/* 登录系统 胶囊按钮 */
.home-v2 .menu-extra > li.home-cta-li > a.home-cta {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	height: 40px;
	line-height: 40px;
	margin-left: 16px;
	padding: 0 20px;
	border-radius: 999px;
	background: var(--ink);
	color: #fff !important;
	font-size: 14px;
	font-weight: 600;
	text-decoration: none;
	transition: background .2s ease;
	white-space: nowrap;
}

.home-v2 .home-cta:hover {
	background: var(--brand);
	color: #fff;
}

/* ---------- Hero ---------- */
.home-v2 .tp-banner-container {
	max-height: none !important;
	height: 540px;
	padding: 0;
	background: #0b1f38;
	overflow: hidden;
}

.home-v2 .tp-banner-container .tp-banner,
.home-v2 .tp-banner-container .tp-banner > ul,
.home-v2 .tp-banner-container .tp-banner > ul > li {
	height: 540px !important;
}

.home-v2 .tp-banner-container .tp-banner > ul > li > img {
	width: 100%;
	height: 540px;
	object-fit: cover;
	display: block;
}

.home-v2 #myDescription {
	position: absolute;
	inset: 0;
	width: auto;
	padding: 0;
	background: linear-gradient(90deg,
			rgba(6, 20, 40, .78) 0%,
			rgba(6, 20, 40, .48) 46%,
			rgba(6, 20, 40, .10) 100%);
	display: flex;
	align-items: center;
	text-align: left;
	pointer-events: none;
}

.home-v2 #myDescription .hero-inner {
	width: 100%;
	max-width: 1170px;
	margin: 0 auto;
	padding: 0 15px;
}

.home-v2 .hero-label {
	margin: 0 0 18px;
	font-size: 15px;
	letter-spacing: 6px;
	color: rgba(255, 255, 255, .82);
}

.home-v2 .hero-title {
	margin: 0 0 20px;
	font-size: 62px;
	line-height: 1.16;
	font-weight: 800;
	letter-spacing: 1px;
	color: #fff;
}

.home-v2 .hero-desc {
	max-width: 720px;
	margin: 0;
	font-size: 15px;
	line-height: 1.9;
	color: rgba(255, 255, 255, .88);
	display: -webkit-box;
	-webkit-line-clamp: 3;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.home-v2 .hero-desc span {
	font-weight: 700;
	color: #fff;
	margin-right: 6px;
}

/* ---------- 分节通用 ---------- */
.home-v2 .dataContent,
.home-v2 .xueke,
.home-v2 .news,
.home-v2 .modelList,
.home-v2 .cooperation {
	padding: 76px 0;
	background: #fff;
}

.home-v2 .backBg {
	background: var(--bg-soft) !important;
	padding: 76px 0;
}

.home-v2 .title.text-center {
	text-align: left !important;
	margin-bottom: 34px;
}

.home-v2 .title h2 {
	margin: 0;
	font-size: 34px;
	font-weight: 800;
	letter-spacing: .5px;
	color: var(--ink);
}

.home-v2 .title h2 .color {
	color: var(--brand);
}

.home-v2 .title .border {
	display: none;
}

.home-v2 .sec-tag {
	display: inline-block;
	margin: 0 0 14px;
	padding: 6px 15px;
	border: 1px solid #cfe2fb;
	border-radius: 999px;
	background: #e8f1fe;
	color: var(--brand);
	font-size: 12px;
	font-weight: 700;
	letter-spacing: 2px;
	text-transform: uppercase;
	line-height: 1.4;
}

/* ---------- 数据产品：标签页 ---------- */
.home-v2 .dt_top ul.nobor {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	border: 0;
	padding: 0;
}

.home-v2 .dt_top ul.nobor li {
	float: none;
	margin: 0;
}

.home-v2 .dt_top ul.nobor li a {
	display: inline-block;
	width: auto;
	height: auto;
	line-height: 1.4;
	padding: 9px 22px;
	border: 1px solid var(--line);
	border-radius: 999px;
	background: #fff;
	color: #4a5a75;
	font-size: 14px;
	font-weight: 600;
	white-space: nowrap;
	transition: all .2s ease;
}

/* 新闻区的标签容器不要白底边框 */
.home-v2 .news .dt_top {
	background: transparent;
	border: 0;
	padding: 0;
	margin-bottom: 18px;
}

/* 新闻卡片标题加深 */
.home-v2 .news .newsContainer .media-heading,
.home-v2 .news .newsContainer .media-heading a,
.home-v2 .news .newsContainer .media-body a,
.home-v2 .news .newsContainer li a {
	color: var(--ink) !important;
}

.home-v2 .news .newsContainer .media-body {
	color: #6b7a90;
	font-size: 13px;
	line-height: 1.7;
}

/* MORE+ 链接 */
.home-v2 .news .dt_top span a {
	color: var(--brand);
	font-weight: 600;
	letter-spacing: .5px;
}

/* 合作单位卡片（标记结构：.cooperation .pic .col-md-3 > a > img + span） */
.home-v2 .cooperation .pic .col-md-3 {
	margin-bottom: 18px;
}

.home-v2 .cooperation .pic .col-md-3 > a {
	display: flex;
	align-items: center;
	justify-content: center;
	min-height: 88px;
	padding: 14px 16px;
	border: 1px solid var(--line);
	border-radius: var(--radius);
	background: #fff;
	text-align: center;
	font-size: 14px;
	line-height: 1.6;
	color: #33415c;
	transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.home-v2 .cooperation .pic .col-md-3 > a:hover {
	transform: translateY(-2px);
	border-color: var(--brand);
	box-shadow: 0 12px 26px rgba(16, 58, 99, .12);
	color: var(--brand);
}

/* 合作单位 logo 缺图时隐藏破图，仅显示机构名 */
.home-v2 .cooperation .pic .col-md-3 img {
	display: none;
}

.home-v2 .cooperation li {
	font-size: 14px;
	line-height: 1.6;
	color: #33415c;
	min-height: 64px;
	display: flex;
	align-items: center;
}

.home-v2 .dt_top ul.nobor li.active a,
.home-v2 .dt_top ul.nobor li a:hover {
	background: var(--brand);
	border-color: var(--brand);
	color: #fff;
}

/* ---------- 数据产品：内容区 ---------- */
.home-v2 .dt_con {
	margin-top: 18px;
}

.home-v2 .dt_list {
	border: 1px solid var(--line);
	border-radius: var(--radius);
	padding: 18px;
	background: #fff;
}

/* ---------- 最新数据：卡片 ---------- */
.home-v2 .wd .wd_top h3 a {
	font-size: 22px;
	font-weight: 800;
	color: var(--ink);
}

.home-v2 .wd .wd_top span a {
	color: var(--brand);
	font-size: 13px;
	font-weight: 600;
}

.home-v2 .wd_con dl {
	background: #fff;
	border: 1px solid var(--line);
	border-radius: var(--radius);
	overflow: hidden;
	margin-bottom: 14px;
	transition: transform .2s ease, box-shadow .2s ease;
}

.home-v2 .wd_con dl:hover {
	transform: translateY(-2px);
	box-shadow: 0 12px 26px rgba(16, 58, 99, .12);
}

.home-v2 .wd_con dt {
	border: 0 !important;
	padding: 0 !important;
	margin: 0;
}

.home-v2 .wd_con dt img {
	display: block;
	width: 100%;
	height: auto;
}

.home-v2 .wd_con dd {
	margin: 0;
	padding: 10px 12px;
	font-size: 14px;
	line-height: 1.6;
	color: var(--ink);
}

/* ---------- 新闻 / 模型 卡片 ---------- */
.home-v2 .news .newsContainer li,
.home-v2 .news .newsContainer .media,
.home-v2 .modelList .media {
	background: #fff;
	border: 1px solid var(--line);
	border-radius: var(--radius);
	padding: 16px;
	margin-bottom: 16px;
	transition: transform .2s ease, box-shadow .2s ease;
}

.home-v2 .news .newsContainer li:hover,
.home-v2 .news .newsContainer .media:hover,
.home-v2 .modelList .media:hover {
	transform: translateY(-2px);
	box-shadow: 0 12px 26px rgba(16, 58, 99, .12);
}

.home-v2 .cooperation ul {
	display: flex;
	flex-wrap: wrap;
	gap: 16px;
	padding: 0;
}

.home-v2 .cooperation li {
	float: none;
	margin: 0;
	padding: 14px 18px;
	border: 1px solid var(--line);
	border-radius: var(--radius);
	background: #fff;
}

/* ---------- 统计数字 ---------- */
.home-v2 .backBg .title h2 {
	color: var(--ink);
}

/* ---------- 页脚：深藏青 ---------- */
.home-v2 .copyright {
	background: #0c1a2c;
	color: #93a3b8;
	padding: 56px 0 20px;
}

.home-v2 .copyright .title {
	color: #fff !important;
	border-bottom-color: #22344a !important;
}

.home-v2 .copyright a {
	color: #b9c7d8;
}

.home-v2 .copyright a:hover {
	color: #fff;
}

.home-v2 .copyright .copyrightContentL span,
.home-v2 .copyright .copyrightContentL p {
	color: #93a3b8;
}

.home-v2 .copyright .borderOne p {
	background: #22344a;
}

.home-v2 .copyright .bottomOne {
	max-width: 1170px;
	margin: 24px auto 0;
	padding: 16px 15px 0;
	border-top: 1px solid #22344a;
	text-align: center;
	font-size: 13px;
	color: #7f90a6;
}

/* ---------- 学科导航：标签与卡片统一成新版式 ---------- */
.home-v2 .portfolio-filter {
	margin-bottom: 26px;
}

.home-v2 .portfolio-filter ul {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	justify-content: flex-start;
	margin: 0;
	padding: 0;
	list-style: none;
}

.home-v2 .portfolio-filter ul li {
	display: inline-block;
}

.home-v2 .portfolio-filter ul li a {
	margin: 0;
	padding: 9px 22px;
	border: 1px solid var(--line);
	border-radius: 999px;
	background: #fff;
	color: #4a5a75;
	font-size: 14px;
	font-weight: 600;
	white-space: nowrap;
}

.home-v2 .portfolio-filter ul li a::before {
	display: none;
}

.home-v2 .portfolio-filter ul li.active a,
.home-v2 .portfolio-filter ul li a:hover {
	background: var(--brand);
	border-color: var(--brand);
	color: #fff;
}

/* ---------- 学科导航：概念图卡片（参考 static/science-data-concepts） ---------- */
.home-v2 .portfolio-filter.discipline-cards {
	margin-bottom: 30px;
}

.home-v2 .portfolio-filter.discipline-cards ul {
	display: flex;
	flex-wrap: wrap;
	gap: 20px;
	justify-content: flex-start;
	margin: 0;
	padding: 0;
	list-style: none;
}

.home-v2 .portfolio-filter.discipline-cards ul li {
	display: block;
	flex: 0 0 calc((100% - 80px) / 5);
	min-width: 168px;
}

.home-v2 .portfolio-filter.discipline-cards ul li > a {
	display: block;
	margin: 0;
	padding: 12px 12px 14px;
	border: 1px solid var(--line);
	border-radius: 16px;
	background: #fff;
	box-shadow: 0 2px 10px rgba(46, 58, 75, .035);
	text-align: left;
	white-space: normal;
	transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

.home-v2 .portfolio-filter.discipline-cards ul li > a::before {
	display: none;
}

.home-v2 .portfolio-filter.discipline-cards ul li > a:hover {
	transform: translateY(-3px);
	border-color: #cfe2fb;
	background: #fff;
	box-shadow: 0 14px 30px rgba(46, 58, 75, .10);
}

.home-v2 .portfolio-filter.discipline-cards ul li.active > a {
	border-color: var(--brand);
	background: #fff;
	box-shadow: 0 10px 24px rgba(26, 115, 232, .16);
}

.home-v2 .discipline-cards .dc-thumb {
	display: block;
	border-radius: 10px;
	overflow: hidden;
	background: #f7fafd;
	line-height: 0;
}

.home-v2 .discipline-cards .dc-thumb img {
	display: block;
	width: 100%;
	height: auto;
}

.home-v2 .discipline-cards .dc-meta {
	display: flex;
	align-items: baseline;
	gap: 7px;
	margin: 12px 0 2px;
}

.home-v2 .discipline-cards .dc-no {
	font-size: 11px;
	color: #b3aa9c;
	font-variant-numeric: tabular-nums;
}

.home-v2 .discipline-cards .dc-name {
	font-size: 15px;
	font-weight: 700;
	color: var(--ink);
}

.home-v2 .discipline-cards .dc-en {
	display: block;
	font-size: 11px;
	color: var(--muted);
	letter-spacing: .04em;
}

.home-v2 .dataTab .col-md-3 {
	margin-bottom: 22px;
}

.home-v2 .dataTab .col-md-3 > a {
	display: block;
	background: #fff;
	border: 1px solid var(--line);
	border-radius: var(--radius);
	overflow: hidden;
	transition: transform .2s ease, box-shadow .2s ease;
}

.home-v2 .dataTab .col-md-3 > a:hover {
	transform: translateY(-2px);
	box-shadow: 0 12px 26px rgba(16, 58, 99, .12);
}

.home-v2 .dataTab .col-md-3 img {
	display: block;
	width: 100%;
	height: auto;
}

.home-v2 .dataTab .col-md-3 p {
	margin: 0;
	padding: 12px;
	font-size: 14px;
	line-height: 1.6;
	color: var(--ink);
}

/* 查看更多 按钮 */
.home-v2 #moreOne {
	position: static;
	bottom: auto;
	left: auto;
	display: block;
	width: max-content;
	max-width: 100%;
	height: auto;
	line-height: 1.4;
	margin: 10px auto 0;
	padding: 10px 30px;
	border: 1px solid var(--line);
	border-radius: 999px;
	background: #fff;
	color: var(--ink);
	font-size: 14px;
	font-weight: 600;
	text-decoration: none;
	text-align: center;
	transition: all .2s ease;
}

.home-v2 #moreOne:hover {
	background: var(--brand);
	border-color: var(--brand);
	color: #fff;
}

/* ---------- 响应式 ---------- */
@media (max-width: 991px) {
	.home-v2 .header-wrap {
		height: auto;
		padding: 10px 0;
		flex-wrap: wrap;
		gap: 10px;
	}

	.home-v2 #mainnav .menu {
		gap: 18px;
		flex-wrap: wrap;
	}

	.home-v2 #mainnav .menu > li > a {
		line-height: 44px;
	}

	.home-v2 .tp-banner-container,
	.home-v2 .tp-banner-container .tp-banner,
	.home-v2 .tp-banner-container .tp-banner > ul,
	.home-v2 .tp-banner-container .tp-banner > ul > li,
	.home-v2 .tp-banner-container .tp-banner > ul > li > img {
		height: 400px !important;
	}

	.home-v2 .hero-title {
		font-size: 40px;
	}

	.home-v2 .dataContent,
	.home-v2 .xueke,
	.home-v2 .news,
	.home-v2 .modelList,
	.home-v2 .cooperation,
	.home-v2 .backBg {
		padding: 48px 0;
	}

	.home-v2 .title h2 {
		font-size: 26px;
	}

	.home-v2 .portfolio-filter.discipline-cards ul li {
		flex: 0 0 calc((100% - 20px) / 2);
	}
}