notebook/src/styles/board.css

/* 信息板：流体比例列，任意缩放铺满；无分界线；不依赖 display:contents */

.page-board {
	display: grid;
	/* 主 + 右 */
	grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.85fr);
	gap: clamp(0.5rem, 1.5vw, 1rem);
	align-items: start;
	width: 100%;
	max-width: 100%;
	margin: 0;
	border: none;
	box-sizing: border-box;
}

.page-board.with-left {
	/* 左 | 主 | 右 —— 全 fr，缩放时按比例伸缩 */
	grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.55fr) minmax(0, 0.95fr);
}

/* 首页：主栏略宽 */
.page-board.home-board {
	grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.65fr) minmax(0, 0.9fr);
}

.page-board > * {
	min-width: 0;
	max-width: 100%;
}

.page-board .board-main,
.page-board .board-side,
.page-board .board-left {
	min-width: 0;
	width: 100%;
	max-width: 100%;
	display: flex;
	flex-direction: column;
	gap: 0.75rem;
	border: none;
	box-shadow: none;
	box-sizing: border-box;
	overflow: visible;
	background: transparent;
}

.panel {
	border: none;
	border-radius: 0;
	background: transparent;
	box-shadow: none;
	padding: 0.55rem 0.15rem 0.75rem;
}

.panel-head {
	display: flex;
	align-items: baseline;
	justify-content: space-between;
	gap: 0.75rem;
	margin-bottom: 0.55rem;
	padding-bottom: 0.35rem;
	border-bottom: 1px solid color-mix(in srgb, rgb(var(--line)) 70%, transparent);
}

.panel-head h2,
.panel-head h1 {
	margin: 0;
	/* 字号由 global 手写标题规则控制 */
	letter-spacing: 0.04em;
}

.panel-head a,
.text-link {
	font-size: 0.82rem;
	text-decoration: none;
	color: var(--accent);
	font-weight: 600;
}

.panel-head a:hover,
.text-link:hover {
	color: var(--accent-dark);
}

.page-title-block h1 {
	margin: 0 0 0.35rem;
	font-size: clamp(1.35rem, 2.5vw, 1.7rem);
}

.page-title-block .lede {
	margin: 0;
	color: rgb(var(--muted));
	font-size: 0.92rem;
}

.metric-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 0.4rem;
}

.metric {
	padding: 0.5rem 0.55rem;
	border-radius: 6px;
	background: color-mix(in srgb, rgb(var(--code-bg)) 70%, transparent);
}

.metric strong {
	display: block;
	font-size: 1.15rem;
	line-height: 1.1;
	color: var(--accent-dark);
	font-variant-numeric: tabular-nums;
}

.metric span {
	font-size: 0.74rem;
	color: rgb(var(--muted));
}

.quick-nav {
	display: flex;
	flex-direction: column;
	gap: 0.15rem;
}

.quick-nav a {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 0.75rem;
	padding: 0.45rem 0.5rem;
	border-radius: 8px;
	text-decoration: none;
	color: rgb(var(--ink));
	font-size: 0.88rem;
	transition: background var(--dur-fast) var(--ease-out);
}

.quick-nav a:hover,
.quick-nav a.active {
	background: var(--accent-soft);
	color: var(--accent-dark);
}

.quick-nav em {
	font-style: normal;
	color: rgb(var(--muted));
	font-size: 0.78rem;
	font-variant-numeric: tabular-nums;
}

/* 密集行列表 */
.dense-list {
	list-style: none;
	margin: 0;
	padding: 0;
}

.dense-list > li + li {
	border-top: 1px solid color-mix(in srgb, rgb(var(--line)) 55%, transparent);
}

.dense-item {
	display: grid;
	grid-template-columns: minmax(0, 1fr) auto;
	gap: 0.5rem 0.75rem;
	align-items: start;
	padding: 0.58rem 0.1rem;
	text-decoration: none;
	color: inherit;
	border-radius: 6px;
	transition: background var(--dur-fast) var(--ease-out);
}

.dense-item:hover {
	background: var(--accent-soft);
	color: inherit;
}

.dense-main {
	min-width: 0;
	display: flex;
	flex-direction: column;
	gap: 0.1rem;
}

.dense-title {
	font-size: 0.92rem;
	font-weight: 600;
	line-height: 1.35;
}

.dense-item:hover .dense-title {
	color: var(--accent-dark);
}

.dense-desc {
	font-size: 0.8rem;
	color: rgb(var(--muted));
	line-height: 1.4;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.dense-meta {
	display: flex;
	flex-direction: column;
	align-items: flex-end;
	gap: 0.12rem;
	font-size: 0.74rem;
	color: rgb(var(--muted));
	white-space: nowrap;
	padding-top: 0.1rem;
}

.dense-tag {
	color: var(--accent-dark);
	font-weight: 600;
}

.kind-dot {
	display: inline-block;
	width: 0.45rem;
	height: 0.45rem;
	border-radius: 50%;
	background: var(--accent);
	margin-right: 0.35rem;
	vertical-align: middle;
}

.kind-dot.note {
	background: color-mix(in srgb, var(--accent) 55%, #888);
}

.tag-cloud {
	display: flex;
	flex-wrap: wrap;
	gap: 0.4rem;
}

.tag-cloud .count {
	margin-left: 0.25em;
	opacity: 0.7;
}

.bullet-list {
	margin: 0;
	padding-left: 1.1rem;
	font-size: 0.86rem;
	color: rgb(var(--muted));
}

.bullet-list li {
	margin: 0.28rem 0;
}

.empty-hint {
	margin: 0.2rem 0;
	font-size: 0.88rem;
	color: rgb(var(--muted));
}

/* 正文页：主 + 侧，流体比例 */
.prose-board {
	display: grid;
	grid-template-columns: minmax(0, 1.55fr) minmax(0, 0.75fr);
	gap: clamp(0.5rem, 1.5vw, 1.1rem);
	align-items: start;
	width: 100%;
	max-width: 100%;
	margin: 0;
	border: none;
	box-sizing: border-box;
}

.prose-board > * {
	min-width: 0;
	max-width: 100%;
}

.prose-board .article {
	min-width: 0;
	width: 100%;
	max-width: none;
	border: none;
}

.prose-board .board-side {
	border: none;
	width: 100%;
	background: transparent;
}

/* 窄于约 900px 或高缩放：单列，主内容优先 */
@media (max-width: 900px) {
	.page-board,
	.page-board.with-left,
	.page-board.home-board,
	.prose-board {
		display: flex;
		flex-direction: column;
		grid-template-columns: none;
		width: 100%;
		max-width: 100%;
		gap: 0.85rem;
	}

	.page-board .board-main,
	.page-board .board-side,
	.page-board .board-left,
	.prose-board .article,
	.prose-board .board-side {
		width: 100%;
		min-width: 0;
		max-width: none;
		flex: none;
	}

	.page-board .board-main,
	.prose-board .article {
		order: 1;
	}
	.page-board .board-left {
		order: 2;
	}
	.page-board .board-side,
	.prose-board .board-side {
		order: 3;
	}
}

@media (max-width: 720px) {
	.page-board,
	.page-board.with-left,
	.prose-board {
		gap: 0.65rem;
	}

	.panel {
		padding: 0.4rem 0 0.55rem;
	}

	.metric-grid {
		grid-template-columns: 1fr 1fr;
	}

	.dense-item {
		grid-template-columns: 1fr;
		gap: 0.2rem;
	}

	.dense-meta {
		flex-direction: row;
		align-items: center;
		gap: 0.45rem;
		flex-wrap: wrap;
	}

	.dense-title {
		font-size: 0.95rem;
	}
}