/* ======================================================
   news-modern.css
   新闻中心页面样式
   —— 复用首页 (index-modern.css) 的设计系统与基础组件
   —— 在此基础上补充"内页头部（page-hero）"与"新闻列表/分页"组件
   ====================================================== */

@import url("index-modern.css");

/* ============ 内页头部 Page Hero ============ */
.page-hero {
	position: relative;
	overflow: hidden;
	min-height: 420px;
	display: flex;
	align-items: center;
	color: #fff;
	background: #071225;
}

.page-hero:before {
	content: "";
	position: absolute;
	inset: 0;
	background:
		radial-gradient(circle at 82% 20%, rgba(10, 124, 255, .22), transparent 32%),
		radial-gradient(circle at 8% 85%, rgba(9, 194, 236, .14), transparent 30%),
		linear-gradient(126deg, #050e1e 0%, #08182e 55%, #041024 100%);
}

.page-hero-grid {
	position: absolute;
	inset: 0;
	opacity: .22;
	background-image:
		linear-gradient(rgba(105, 202, 255, .16) 1px, transparent 1px),
		linear-gradient(90deg, rgba(105, 202, 255, .16) 1px, transparent 1px);
	background-size: 52px 52px;
	transform: perspective(700px) rotateX(57deg) scale(1.7) translateY(15%);
	transform-origin: center bottom;
	mask-image: linear-gradient(to bottom, transparent 0%, #000 30%, #000 85%, transparent 100%);
}

.page-hero-content {
	position: relative;
	z-index: 1;
	max-width: 640px;
	padding-top: 84px;
}

.page-hero-content h1 {
	margin: 0;
	font-size: clamp(38px, 4.6vw, 58px);
	line-height: 1.16;
	letter-spacing: -2.5px;
	font-weight: 600;
}

.page-hero-desc {
	max-width: 480px;
	margin: 20px 0 26px;
	color: #b9c9e2;
	font-size: 15px;
	line-height: 1.95;
}

.breadcrumb {
	display: flex;
	align-items: center;
	gap: 9px;
	color: #7f96b4;
	font-size: 12px;
	letter-spacing: .5px;
}

.breadcrumb a {
	transition: color .2s;
}

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

.breadcrumb i {
	font-style: normal;
	opacity: .6;
}

.breadcrumb span {
	color: #cfe1f9;
}

/* ============ 新闻列表 / 目录 ============ */
.news-directory-section {
	background: var(--paper);
}

.news-state {
	padding: 50px 0;
	text-align: center;
	color: #7d8ba3;
	font-size: 13px;
	letter-spacing: .5px;
}

.news-state.is-error {
	color: #e8607a;
}

.news-directory {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 24px;
}

.news-card {
	background: #eff6ff;
	transition: transform .3s, box-shadow .3s;
}

.news-card:hover {
	transform: translateY(-6px);
	box-shadow: 0 16px 38px rgba(11, 67, 121, .15);
}

.news-card-link {
	display: block;
}

.news-card-image {
	display: block;
	height: 190px;
	background-color: #dde9fb;
	background-size: cover;
	background-position: center;
}

.news-card-copy {
	padding: 22px 24px 25px;
}

.news-card-copy small {
	color: #1689e9;
	font: 10px Arial;
	letter-spacing: 1px;
}

.news-card-copy h3 {
	display: -webkit-box;
	margin: 12px 0 8px;
	overflow: hidden;
	font-size: 18px;
	font-weight: 500;
	line-height: 1.45;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
}

.news-card-copy p {
	display: -webkit-box;
	margin: 0;
	overflow: hidden;
	color: #718098;
	font-size: 12px;
	line-height: 1.75;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
}

.news-card-copy b {
	display: block;
	margin-top: 19px;
	color: #126dd9;
	font-size: 12px;
	font-weight: 500;
}

.news-card-copy b i {
	margin-left: 9px;
	font-style: normal;
	font-size: 15px;
}

/* ============ 分页 Pager ============ */
.news-pager {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 14px;
	margin-top: 64px;
}

.pager-btn {
	padding: 11px 18px;
	color: #1c3557;
	background: #fff;
	border: 1px solid #c9dcf5;
	font-size: 12px;
	letter-spacing: .5px;
	cursor: pointer;
	transition: .25s;
}

.pager-btn:hover:not(:disabled) {
	border-color: var(--blue);
	color: var(--blue);
	transform: translateY(-2px);
}

.pager-btn:disabled {
	opacity: .4;
	cursor: not-allowed;
}

.pager-pages {
	display: flex;
	align-items: center;
	gap: 6px;
}

.pager-page {
	display: grid;
	place-items: center;
	width: 34px;
	height: 34px;
	color: #5c6b81;
	background: transparent;
	border: 1px solid transparent;
	font-size: 12px;
	cursor: pointer;
	transition: .2s;
}

.pager-page:hover {
	color: var(--blue);
}

.pager-page.is-active {
	color: #fff;
	background: var(--blue);
	border-color: var(--blue);
}

.pager-ellipsis {
	color: #718098;
	font-size: 14px;
	line-height: 34px;
}

/* ============ 设备应用案例 ============ */
.project-cases-section {
	background: #f6faff;
}

.project-cases-heading {
	display: flex;
	align-items: end;
	justify-content: space-between;
	gap: 30px;
	margin-bottom: 50px;
}

.project-cases-heading .eyebrow {
	margin-bottom: 13px;
}

.project-cases-heading h2 {
	margin: 0;
	color: #102b4c;
	font-size: clamp(28px, 3vw, 38px);
	font-weight: 600;
	letter-spacing: -1px;
}

.project-cases-heading>p {
	max-width: 250px;
	margin: 0 0 4px;
	color: #718098;
	font-size: 13px;
	line-height: 1.8;
}

.project-cases-state {
	padding: 40px 0;
	color: #7d8ba3;
	font-size: 13px;
	text-align: center;
}

.project-cases-grid {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 20px;
}

.project-case-card {
	min-width: 0;
	padding: 10px 10px 16px;
	background: #fff;
	border: 1px solid rgba(157, 188, 224, .42);
	box-shadow: 0 8px 24px rgba(14, 65, 116, .06);
	transition: transform .3s, box-shadow .3s, border-color .3s;
}

.project-case-card:hover {
	border-color: rgba(27, 126, 224, .42);
	box-shadow: 0 16px 34px rgba(14, 65, 116, .14);
	transform: translateY(-5px);
}

.project-case-image {
	display: flex;
	/* 改为 flex 布局 */
	justify-content: center;
	/* 水平居中 */
	align-items: center;
	/* 垂直居中 */
	aspect-ratio: 4 / 3;
	overflow: hidden;
	background: #eaf2fc;
}

.project-case-image img {
	display: block;
	max-width: 100%;
	/* 限制最大宽度 */
	max-height: 100%;
	/* 限制最大高度，防止纵向超出 */
	width: auto;
	/* 自动按比例自适应 */
	height: auto;
	/* 自动按比例自适应 */
	object-fit: contain;
}

.project-case-card h3 {
	margin: 14px 4px 0;
	overflow: hidden;
	color: #17395f;
	font-size: 13px;
	font-weight: 500;
	letter-spacing: .2px;
	line-height: 1.4;
	text-overflow: ellipsis;
	white-space: nowrap;
}

.project-cases-pager {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 14px;
	margin-top: 48px;
}

/* ============ 响应式 ============ */
@media (max-width:900px) {
	.page-hero {
		min-height: 360px;
	}

	.page-hero-content {
		padding-top: 120px;
	}

	.news-directory {
		grid-template-columns: repeat(2, 1fr);
		gap: 18px;
	}

	.project-cases-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (max-width:620px) {
	.page-hero-content h1 {
		font-size: 36px;
		letter-spacing: -1.5px;
	}

	.page-hero-desc {
		font-size: 13px;
	}

	.news-directory {
		grid-template-columns: 1fr;
		gap: 16px;
	}

	.news-pager {
		flex-wrap: wrap;
		gap: 10px;
	}

	.project-cases-heading {
		align-items: start;
		flex-direction: column;
		gap: 10px;
	}

	.project-cases-heading>p {
		max-width: none;
	}

	.project-cases-grid {
		grid-template-columns: 1fr;
		gap: 16px;
	}

	.project-cases-pager {
		flex-wrap: wrap;
		gap: 10px;
	}

	.project-cases-pager .pager-pages {
		order: 3;
		width: 100%;
		justify-content: center;
		margin-top: 8px;
	}

	.pager-pages {
		order: 3;
		width: 100%;
		justify-content: center;
		margin-top: 8px;
	}
}