.diagram-gallery {
	height: 100%;
	min-height: 100dvh;
	overflow: auto;
	scroll-padding-top: 2rem;
	padding: max(2rem, env(safe-area-inset-top)) max(1rem, env(safe-area-inset-right))
		max(4rem, env(safe-area-inset-bottom)) max(1rem, env(safe-area-inset-left));
	background: var(--color-ground);
	color: var(--color-text-primary);
}

.diagram-gallery-header,
.diagram-gallery-section {
	width: min(100%, 76rem);
	margin-inline: auto;
}

.diagram-gallery-header {
	display: flex;
	align-items: end;
	justify-content: space-between;
	gap: 2rem;
	padding-block-end: 3rem;
}

.diagram-gallery :is(h1, h2, h3, p, figure) {
	margin: 0;
}

.diagram-gallery-header h1 {
	font-size: var(--text-2xl);
	font-weight: 600;
	line-height: var(--text-2xl--line-height);
}

.diagram-gallery-header > div > p:last-child {
	max-width: 58ch;
	margin-block-start: 0.5rem;
	font-size: var(--text-sm);
	color: var(--color-text-secondary);
}

.diagram-gallery-header a {
	flex: 0 0 auto;
	font-size: var(--text-sm);
	font-weight: 500;
	color: var(--color-brand);
}

.diagram-gallery-kicker {
	margin-block-end: 0.5rem;
	font-size: var(--text-xs);
	font-weight: 600;
	color: var(--color-text-tertiary);
}

.diagram-gallery-section + .diagram-gallery-section {
	margin-block-start: 4rem;
}

.diagram-gallery-section-heading {
	display: flex;
	align-items: end;
	justify-content: space-between;
	gap: 2rem;
	margin-block-end: 1.5rem;
}

.diagram-gallery-section-heading h2 {
	font-size: var(--text-xl);
	font-weight: 600;
	line-height: var(--text-xl--line-height);
}

.diagram-gallery-section-heading > p {
	max-width: 36ch;
	font-size: var(--text-sm);
	color: var(--color-text-secondary);
}

.diagram-gallery-feature-grid {
	display: grid;
	grid-template-columns: minmax(0, 1fr);
	gap: 1rem;
}

.diagram-gallery-feature,
.diagram-gallery-catalogue-preview {
	min-width: 0;
	padding: 1rem;
	border: var(--edge-width) solid var(--color-edge);
	border-radius: var(--radius-lg);
	background: var(--color-page);
}

.diagram-gallery-feature-heading {
	display: flex;
	align-items: baseline;
	justify-content: space-between;
	gap: 0.5rem;
	margin-block-end: 0.75rem;
}

.diagram-gallery-feature-heading h3 {
	font-size: var(--text-sm);
	font-weight: 600;
}

.diagram-gallery-feature-heading code {
	font-size: var(--text-xs);
	color: var(--color-text-tertiary);
}

.diagram-gallery-feature .ch-diagram {
	min-width: 0;
}

.diagram-gallery-feature {
	width: min(100%, 52rem);
	margin-inline: auto;
}

.diagram-gallery-specimen-controls {
	display: flex;
	align-items: end;
	flex-wrap: wrap;
	gap: 0.75rem;
	margin-block-end: 1rem;
}

.diagram-gallery-document {
	container-type: inline-size;
	width: min(100%, 52rem);
	margin-inline: auto;
	border: var(--edge-width) solid var(--color-edge);
	border-radius: var(--radius-xl);
	background: var(--color-page);
	box-shadow: var(--shadow-raised);
}

.diagram-gallery-document .design-audit-static-plan,
.diagram-gallery-document .plan-document {
	min-height: 0;
	height: auto;
	box-shadow: none;
}

.diagram-gallery-document .plan-content {
	padding-block-end: 0;
}

.diagram-gallery-document .diagram-gallery-document-diagrams {
	padding-block-start: 0;
	padding-block-end: 3rem;
}

.diagram-gallery-document figure {
	display: grid;
	gap: 0.5rem;
	margin-block: 1.5rem;
}

.diagram-gallery-document figcaption {
	font-size: var(--text-xs);
	color: var(--color-text-tertiary);
}

.diagram-gallery-unmounted {
	padding: 1rem;
	border: var(--edge-width) dashed var(--color-edge);
	border-radius: var(--radius-lg);
	background: var(--color-inset);
}

.diagram-gallery-catalogue {
	display: grid;
	grid-template-columns: minmax(14rem, 21rem) minmax(0, 1fr);
	align-items: start;
	gap: 1rem;
}

.diagram-gallery-types {
	display: grid;
	gap: 1.5rem;
	padding: 1rem;
	border: var(--edge-width) solid var(--color-edge);
	border-radius: var(--radius-lg);
	background: var(--color-page);
}

.diagram-gallery-family h3 {
	margin-block-end: 0.5rem;
	font-size: var(--text-sm);
	font-weight: 600;
}

.diagram-gallery-family ul {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 0.25rem;
	list-style: none;
	padding: 0;
	margin: 0;
}

.diagram-gallery-family button {
	width: 100%;
	min-height: 2rem;
	padding: 0.375rem 0.5rem;
	border: 0;
	border-radius: var(--radius-md);
	background: transparent;
	font-size: var(--text-xs);
	text-align: left;
	color: var(--color-text-secondary);
	cursor: pointer;
}

.diagram-gallery-family button:hover {
	background: var(--color-hover);
	color: var(--color-text-primary);
}

.diagram-gallery-family button[aria-current="true"] {
	background: var(--color-selected);
	color: var(--color-text-primary);
	font-weight: 600;
}

.diagram-gallery-catalogue-preview {
	position: sticky;
	top: 1rem;
}

.diagram-gallery-render-state {
	margin-block-end: 0.75rem;
	font-size: var(--text-xs);
	color: var(--color-text-tertiary);
}

@media (max-width: 42rem) {
	.diagram-gallery-header,
	.diagram-gallery-section-heading {
		align-items: start;
		flex-direction: column;
		gap: 0.5rem;
	}

	.diagram-gallery-catalogue {
		grid-template-columns: 1fr;
	}

	.diagram-gallery-catalogue-preview {
		position: static;
	}

	.diagram-gallery-document .plan-content {
		--plan-gutter: 1rem;
	}
}