.article {
	color: #1f2937;
	line-height: 2.2;
	font-size: 18px;
	word-break: break-word;
	overflow-wrap: anywhere
}

.article h1,
.article h2,
.article h3 {
	font-weight: 800;
	color: #111827;
	margin: 0 0 .5rem
}

.article p {
	margin: .75rem 0
}

.article ul {
	padding-left: 1.25rem;
	margin: .5rem 0
}

.article li {
	list-style: disc
}

.article img {
	max-width: 100%;
	height: auto;
	/*display: block;*/
	/*margin: 8px auto*/
}

.article table {
	width: 100%;
	border-collapse: collapse;
	/*display: block;*/
	overflow-x: auto;
	-webkit-overflow-scrolling: touch
}

.article pre {
	max-width: 100%;
	overflow-x: auto;
	padding: 12px;
	background: #f7f7f9;
	border-radius: 8px
}

.page {
	background: #fff;
	padding: 60px 0
}

.container {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 16px
}

.breadcrumb {
	font-size: 13px;
	color: #6b7280;
	margin: 18px 0
}

.layout {
	display: grid;
	grid-template-columns: 260px 1fr;
	gap: 24px
}

@media (max-width:960px) {
	.layout {
		grid-template-columns: 1fr
	}
}

.sidebar-card {
	border-radius: 12px;
	box-shadow: 0 10px 20px rgba(0, 0, 0, .05);
	overflow: hidden;
	border: 1px solid #eef2f7;
	background: #fff
}

.sidebar-header {
	background: #1e40af;
	color: #fff;
	padding: 16px;
	font-weight: 700
}

.side-list {
	padding: 16px;
	background: #f8fafc
}

.side-item {
	display: block;
	padding: 12px 14px;
	background: #fff;
	border-radius: 10px;
	border: 1px solid #eef2f7;
	color: #111827;
	text-decoration: none;
	margin-bottom: 12px
}

.side-item:hover {
	box-shadow: 0 6px 12px rgba(0, 0, 0, .06)
}

.side-item.active {
	border-color: #1e40af
}

.content-card {
	background: #fff;
	border-radius: 16px;
	box-shadow: 0 15px 35px rgba(0, 0, 0, .06);
	border: 1px solid #eef2f7
}

.card-head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	flex-wrap: wrap;
	gap: 8px;
	padding: 12px 20px;
	background: #f8fafc;
	border-bottom: 1px solid #e5e7eb
}

.card-tag {
	font-weight: 700;
	font-size: 30px;
	color: #1E40AF;
	position: relative;
	padding-left: 12px
}

.card-tag::before {
	content: "";
	position: absolute;
	left: 0;
	top: 50%;
	transform: translateY(-50%);
	width: 4px;
	height: 18px;
	background: #1E40AF;
	border-radius: 2px
}

.content-card .breadcrumb {
	margin: 0
}

.content-body {
	padding: 20px
}

.article-title {
	font-size: 26px;
	font-weight: 800;
	color: #111827;
	margin: 0 0 12px
}

.article-meta {
	font-size: 13px;
	color: #9ca3af;
	margin-bottom: 18px
}

.divider {
	height: 1px;
	background: #e5e7eb;
	margin: 12px 0
}

@media (max-width:768px) {
	.page {
		padding: 80px 0
	}

	.container {
		padding: 0 12px
	}
	.grid {
		padding: 60px 12px
	}

	.content-body {
		padding: 16px
	}

	.card-head {
		flex-direction: column;
		align-items: flex-start
	}

	.card-tag {
		font-size: 22px
	}

	.article {
		font-size: 16px;
		line-height: 1.9
	}

	.article-title {
		font-size: clamp(20px, 5vw, 24px)
	}
}