/* Doc Help Center 前端样式（浅色主题） */
.dhc-wrap {
	max-width: 1080px;
	margin: 0 auto;
	padding: 40px 20px 60px;
}

.dhc-archive-header {
	text-align: center;
	margin-bottom: 28px;
}
.dhc-page-title {
	font-size: 2rem;
	margin: 0 0 8px;
}
.dhc-page-intro {
	color: #6b7280;
	margin: 0;
}

/* 搜索框 */
.dhc-search {
	display: flex;
	gap: 8px;
	max-width: 560px;
	margin: 0 auto 16px;
}
.dhc-search-input {
	flex: 1;
	padding: 12px 16px;
	border: 1px solid #d1d5db;
	border-radius: 8px;
	font-size: 1rem;
	outline: none;
	transition: border-color .15s, box-shadow .15s;
}
.dhc-search-input:focus {
	border-color: #2563eb;
	box-shadow: 0 0 0 3px rgba(37,99,235,.15);
}
.dhc-search-btn {
	padding: 12px 20px;
	border: none;
	border-radius: 8px;
	background: #2563eb;
	color: #fff;
	font-size: 1rem;
	cursor: pointer;
}
.dhc-search-btn:hover {
	background: #1d4ed8;
}
.dhc-search-results {
	max-width: 560px;
	margin: 0 auto 24px;
}

/* 分类网格 */
.dhc-categories {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 20px;
	margin-top: 16px;
}
.dhc-category {
	background: #fff;
	border: 1px solid #e5e7eb;
	border-radius: 12px;
	padding: 20px 22px;
	box-shadow: 0 1px 2px rgba(0,0,0,.04);
}
.dhc-category-title {
	font-size: 1.15rem;
	margin: 0 0 8px;
	display: flex;
	align-items: center;
	gap: 8px;
}
.dhc-category-title a {
	color: #111827;
	text-decoration: none;
}
.dhc-category-title a:hover {
	color: #2563eb;
}
.dhc-category-count {
	font-size: .75rem;
	color: #6b7280;
	background: #f3f4f6;
	border-radius: 999px;
	padding: 1px 8px;
}
.dhc-category-desc {
	color: #6b7280;
	font-size: .9rem;
	margin: 0 0 12px;
}
.dhc-subcats {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 16px;
	margin: 12px 0;
}
.dhc-doc-list {
	list-style: none;
	margin: 0;
	padding: 0;
}
.dhc-doc-list li {
	padding: 6px 0;
	border-bottom: 1px dashed #f0f0f0;
}
.dhc-doc-list li:last-child {
	border-bottom: none;
}
.dhc-doc-list a {
	color: #2563eb;
	text-decoration: none;
	font-weight: 500;
}
.dhc-doc-list a:hover {
	text-decoration: underline;
}
.dhc-doc-excerpt {
	color: #9ca3af;
	font-size: .82rem;
	margin: 2px 0 0;
}

.dhc-results-title {
	font-size: 1.1rem;
	margin: 8px 0;
}
.dhc-results-list.dhc-doc-list a {
	font-size: 1.05rem;
}

/* 面包屑 */
.dhc-breadcrumb {
	font-size: .9rem;
	color: #6b7280;
	margin-bottom: 20px;
}
.dhc-breadcrumb a {
	color: #2563eb;
	text-decoration: none;
}
.dhc-breadcrumb .dhc-sep {
	margin: 0 6px;
	color: #d1d5db;
}
.dhc-breadcrumb .dhc-current {
	color: #374151;
}

/* 详情页布局 */
.dhc-single-layout {
	display: grid;
	grid-template-columns: 240px 1fr;
	gap: 40px;
	align-items: start;
}
.dhc-sidebar {
	position: sticky;
	top: 24px;
}
.dhc-toc {
	background: #f9fafb;
	border: 1px solid #eef0f3;
	border-radius: 10px;
	padding: 16px 18px;
}
.dhc-toc-title {
	margin: 0 0 10px;
	font-size: .85rem;
	text-transform: uppercase;
	letter-spacing: .04em;
	color: #9ca3af;
}
.dhc-toc ul {
	list-style: none;
	margin: 0;
	padding: 0;
}
.dhc-toc li {
	margin: 4px 0;
}
.dhc-toc a {
	color: #4b5563;
	text-decoration: none;
	font-size: .9rem;
}
.dhc-toc a:hover {
	color: #2563eb;
}
.dhc-toc .dhc-toc-h3 {
	padding-left: 14px;
}

.dhc-title {
	font-size: 1.9rem;
	margin: 0 0 12px;
}
.dhc-lead {
	color: #6b7280;
	font-size: 1.05rem;
	margin: 0 0 24px;
}
.dhc-body {
	line-height: 1.75;
	color: #1f2937;
}
.dhc-body h2,
.dhc-body h3 {
	scroll-margin-top: 80px;
	margin-top: 32px;
}
.dhc-body a {
	color: #2563eb;
}

.dhc-feedback {
	margin-top: 32px;
	padding-top: 20px;
	border-top: 1px solid #eef0f3;
	color: #6b7280;
	font-size: .9rem;
}
.dhc-feedback-btn {
	border: 1px solid #e5e7eb;
	background: #fff;
	border-radius: 8px;
	padding: 4px 12px;
	margin-left: 8px;
	cursor: pointer;
	font-size: 1rem;
}
.dhc-feedback-btn:hover {
	border-color: #2563eb;
}

/* 上一篇 / 下一篇 */
.dhc-prev-next {
	display: flex;
	justify-content: space-between;
	gap: 16px;
	margin-top: 40px;
	padding-top: 24px;
	border-top: 1px solid #eef0f3;
}
.dhc-prev-next a {
	display: flex;
	flex-direction: column;
	gap: 4px;
	max-width: 48%;
	padding: 14px 18px;
	border: 1px solid #e5e7eb;
	border-radius: 10px;
	text-decoration: none;
	color: #111827;
	font-weight: 600;
	transition: border-color .15s, box-shadow .15s;
}
.dhc-prev-next a:hover {
	border-color: #2563eb;
	box-shadow: 0 2px 8px rgba(37,99,235,.08);
}
.dhc-prev-next .dhc-next {
	text-align: right;
	margin-left: auto;
}
.dhc-prev-next a span {
	font-size: .78rem;
	color: #9ca3af;
	font-weight: 400;
}
.dhc-disabled {
	border: none;
}

@media (max-width: 768px) {
	.dhc-categories,
	.dhc-subcats {
		grid-template-columns: 1fr;
	}
	.dhc-single-layout {
		grid-template-columns: 1fr;
		gap: 20px;
	}
	.dhc-sidebar {
		position: static;
	}
	.dhc-toc {
		display: none;
	}
}