/* The global Project navigation is deliberately quieter than the raised document. */
:root {
	--document-shell-header-height: calc(3rem + env(safe-area-inset-top));
}

.room-header {
	height: var(--document-shell-header-height);
	min-height: var(--document-shell-header-height);
}

@media (min-width: 1198px) {
	:root {
		--document-shell-header-height: calc(50px + env(safe-area-inset-top));
	}
}

@media (max-width: 639px) {
	:root[data-plan-coarse-pointer] {
		--document-shell-header-height: calc(3.75rem + env(safe-area-inset-top));
	}
}

.navigation-shell {
	position: relative;
	display: flex;
	height: 100%;
	min-height: 100%;
	overflow: hidden;
	background: var(--color-ground);
}

.navigation-content {
	position: relative;
	display: flex;
	flex-direction: column;
	min-width: 0;
	min-height: 0;
	flex: 1;
}

.navigation-body {
	position: relative;
	min-height: 0;
	flex: 1;
}

.navigation-content[data-project-sidebar-trigger] .room-header {
	padding-left: 44px;
}

.anchored-child-host,
.anchored-child-parent {
	position: relative;
	height: 100%;
	min-height: 0;
}

/* A calm dim over the live parent; opacity is the only thing that animates. */
.anchored-child-parent::after {
	content: "";
	position: absolute;
	z-index: 20;
	inset: var(--document-shell-header-height) 0 0;
	background: color-mix(in srgb, var(--color-text-primary) 12%, transparent);
	opacity: 0;
	pointer-events: none;
	transition: opacity var(--modal-close-dur) var(--motion-smooth-out);
}

.anchored-child-host[data-child-visible] .anchored-child-parent::after {
	opacity: 1;
	transition-duration: var(--modal-open-dur);
}

.anchored-child-host[data-child-presentation="closing"] .anchored-child-parent::after {
	opacity: 0;
	transition-duration: var(--modal-close-dur);
}

.anchored-child-backdrop {
	position: absolute;
	z-index: 30;
	inset: var(--document-shell-header-height) 0 0;
	background: transparent;
	cursor: pointer;
	touch-action: manipulation;
}

/* The sheet is the only frame; the child workspace fills it edge to edge. */
.anchored-child-surface {
	position: absolute;
	z-index: 40;
	inset: calc(var(--document-shell-header-height) + 12px) 24px 24px;
	overflow: hidden;
	border: var(--edge-width) solid var(--color-edge);
	border-radius: var(--radius-xl);
	background: var(--color-page);
	box-shadow: var(--shadow-overlay);
	transform-origin: 50% 100%;
	animation: anchored-child-enter var(--modal-open-dur) var(--modal-ease) both;
}

.anchored-child-host[data-child-presentation="closing"] .anchored-child-surface {
	animation: anchored-child-exit var(--modal-close-dur) var(--modal-ease) both;
}

.anchored-child-surface .room-header {
	display: none;
}

.anchored-child-surface > [data-workspace-surface="child"] {
	background: transparent;
}

.anchored-child-surface .workspace-root .workspace-frame,
.anchored-child-surface .workspace-root[data-workspace-mode="split"] .workspace-frame {
	margin: 0;
	border-radius: 0;
	box-shadow: none;
}

@keyframes anchored-child-enter {
	from {
		opacity: 0;
		transform: translateY(var(--drawer-distance)) scale(var(--modal-scale));
	}
	to {
		opacity: 1;
		transform: none;
	}
}

@keyframes anchored-child-exit {
	from {
		opacity: 1;
		transform: none;
	}
	to {
		opacity: 0;
		transform: translateY(var(--drawer-distance)) scale(var(--modal-scale-close));
	}
}

@media (max-width: 1197px) {
	.anchored-child-surface {
		inset: var(--document-shell-header-height) 0 0;
		border: 0;
		border-radius: 0;
		box-shadow: none;
	}
}

@media (prefers-reduced-motion: reduce) {
	.anchored-child-parent::after {
		transition: none;
	}

	.anchored-child-surface {
		animation-name: anchored-child-fade;
		animation-duration: var(--duration-fast);
	}

	.anchored-child-host[data-child-presentation="closing"] .anchored-child-surface {
		animation-name: anchored-child-fade-out;
	}

	@keyframes anchored-child-fade {
		from {
			opacity: 0;
		}
		to {
			opacity: 1;
		}
	}

	@keyframes anchored-child-fade-out {
		from {
			opacity: 1;
		}
		to {
			opacity: 0;
		}
	}
}

.project-sidebar-frame {
	position: relative;
	display: flex;
	flex: 0 0 auto;
	min-width: 0;
	background: var(--color-ground);
}

.project-sidebar-motion-content {
	display: flex;
	width: 100%;
	min-width: 0;
	flex: 1 1 auto;
	overflow: hidden;
}

/* The track's width moves the workspace; the sidebar slides under its clip. Resizing is direct. */
.motion-sidebar {
	position: relative;
	z-index: 45;
	height: 100%;
	width: 0;
	justify-content: flex-end;
	overflow: hidden;
	transition: width var(--sidebar-open-dur) var(--motion-move);
}

.motion-sidebar:has(> .project-sidebar-resize:is(:active, :focus-visible)) {
	transition: none;
}

.motion-sidebar .project-sidebar-motion-content {
	width: var(--project-sidebar-width, 0px);
	flex: 0 0 var(--project-sidebar-width, 0px);
}

.motion-sidebar .project-sidebar {
	width: var(--project-sidebar-width, 0px);
	flex: 0 0 var(--project-sidebar-width, 0px);
}

.motion-sidebar.is-open {
	width: var(--project-sidebar-width, 0px);
}

.motion-sidebar.is-closing {
	pointer-events: none;
	transition-duration: var(--sidebar-close-dur);
}

.project-sidebar {
	--project-sidebar-hover: var(--color-gray-200);
	--project-sidebar-selected: var(--color-selected-strong);
	--project-sidebar-row: calc(var(--spacing) * 7.5);
	--project-sidebar-inset: calc(var(--spacing) * 2);
	--project-sidebar-gap: calc(var(--spacing) * 2);
	/* Document names line up with the labels of the 14px icon rows above them. */
	--project-sidebar-label: calc(var(--project-sidebar-inset) * 2 + var(--icon-size-default));

	display: flex;
	width: 100%;
	min-width: 0;
	flex-direction: column;
	background: var(--color-ground);
	color: var(--color-text-tertiary);
}

.project-sidebar-header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: calc(var(--spacing) * 3.5) var(--project-sidebar-inset) calc(var(--spacing) * 3)
		calc(var(--spacing) * 4);
}

.project-sidebar-primary-actions,
.project-sidebar-footer-actions {
	display: flex;
	flex-direction: column;
	padding: 0 var(--project-sidebar-inset);
}

.project-sidebar-footer-actions {
	flex: 0 0 auto;
}

.project-sidebar-primary-action {
	display: flex;
	width: 100%;
	min-height: var(--project-sidebar-row);
	align-items: center;
	gap: var(--project-sidebar-gap);
	border-radius: var(--radius-md);
	padding: 0 var(--project-sidebar-inset);
	font-size: var(--text-xs);
	font-weight: 500;
	text-align: left;
	color: var(--color-text-tertiary);
}

.project-sidebar-primary-action:hover,
.project-sidebar-primary-action:focus-visible,
.project-sidebar-project-row:hover,
.project-sidebar-project-row:focus-within,
.project-sidebar-document:hover,
.project-sidebar-document:focus-within,
.project-sidebar-account:hover,
.project-sidebar-account:focus-visible {
	background: var(--project-sidebar-hover);
}

.project-sidebar-projects-heading,
.project-sidebar-project-row,
.project-sidebar-document,
.project-sidebar-account {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: var(--project-sidebar-gap);
}

.project-sidebar-projects-heading {
	padding: var(--spacing) var(--spacing) var(--spacing) var(--project-sidebar-inset);
	font-size: var(--text-xs);
	font-weight: 500;
	color: color-mix(in srgb, var(--color-text-tertiary) 60%, transparent);
}

.project-sidebar-projects,
.project-sidebar-documents,
.project-sidebar-children {
	display: flex;
	flex-direction: column;
}

.project-sidebar-project-row {
	min-height: var(--project-sidebar-row);
	gap: var(--project-sidebar-gap);
	border-radius: var(--radius-md);
	padding: 0 var(--spacing) 0 var(--project-sidebar-inset);
	font-size: var(--text-xs);
}

.project-sidebar-project-disclosure {
	align-self: stretch;
}

.project-sidebar-project-icon {
	display: grid;
	width: var(--icon-size-default);
	height: var(--icon-size-default);
	flex: 0 0 auto;
}

.project-sidebar-project-repository-icon,
.project-sidebar-project-chevron {
	grid-area: 1 / 1;
	transition:
		opacity var(--duration-fast) var(--ease-out),
		transform var(--duration-fast) var(--ease-out);
}

.project-sidebar-project-chevron {
	display: flex;
	align-items: center;
	justify-content: center;
	opacity: 0;
	transform: translate(calc(var(--spacing) * -1), calc(var(--spacing) * -1))
		scale(var(--dropdown-pre-scale));
}

.project-sidebar-project-row:is(:hover, :focus-within) .project-sidebar-project-repository-icon {
	opacity: 0;
	transform: scale(var(--dropdown-pre-scale));
}

.project-sidebar-project-row:is(:hover, :focus-within) .project-sidebar-project-chevron {
	opacity: 1;
	transform: translate(0, 0) scale(1);
}

@media (prefers-reduced-motion: reduce) {
	.project-sidebar-project-repository-icon,
	.project-sidebar-project-chevron {
		transition: none;
		transform: none;
	}
}

.project-sidebar-project-row {
	position: relative;
}

/* Reveal from the document header: a wash that fades out; opacity is the only motion. */
.project-sidebar-project[data-revealed] > .project-sidebar-project-row::after {
	position: absolute;
	inset: 0;
	border-radius: inherit;
	background: var(--project-sidebar-selected);
	content: "";
	pointer-events: none;
	animation: project-reveal var(--duration-linger) var(--ease-out) var(--duration-linger) forwards;
}

@keyframes project-reveal {
	to {
		opacity: 0;
	}
}

@media (prefers-reduced-motion: reduce) {
	.project-sidebar-project[data-revealed] > .project-sidebar-project-row::after {
		animation: none;
	}
}

.project-sidebar-document {
	min-height: var(--project-sidebar-row);
	gap: var(--spacing);
	border-radius: var(--radius-md);
	padding: 0 var(--spacing) 0 var(--project-sidebar-label);
	font-size: var(--text-xs);
}

.project-sidebar-document-link {
	display: flex;
	min-width: 0;
	flex: 1;
	align-self: stretch;
	align-items: center;
	overflow: hidden;
	font-size: var(--text-xs);
	font-weight: 400;
	line-height: 1.25rem;
	text-align: left;
}

.project-sidebar-document-current {
	background: var(--project-sidebar-selected);
	color: var(--color-text-primary);
}

.project-sidebar-document-current .project-sidebar-document-link,
.project-sidebar-child-current .project-sidebar-child-link {
	font-weight: 500;
}

.project-sidebar-document-ancestor {
	color: var(--color-text-primary);
}

.project-sidebar-child {
	display: flex;
	min-height: var(--project-sidebar-row);
	align-items: center;
	padding-right: var(--spacing);
	margin-left: var(--project-sidebar-label);
	border-left: var(--edge-width) solid var(--color-gray-300);
	border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.project-sidebar-child:hover,
.project-sidebar-child:focus-within {
	background: var(--project-sidebar-hover);
}

.project-sidebar-child-link {
	display: flex;
	min-width: 0;
	flex: 1;
	align-items: center;
	align-self: stretch;
	padding: 0 var(--spacing) 0 calc(var(--spacing) * 3);
	overflow: hidden;
	font-size: var(--text-xs);
	font-weight: 400;
	line-height: 1.25rem;
}

.project-sidebar-child-current {
	border-left-color: var(--color-brand);
	background: var(--project-sidebar-selected);
	color: var(--color-text-primary);
}

.project-sidebar-document-actions {
	display: flex;
	width: 0;
	flex: 0 0 auto;
	align-items: center;
	overflow: hidden;
	visibility: hidden;
}

.project-sidebar-document:is(:hover, :focus-within) > .project-sidebar-document-actions,
.project-sidebar-child:is(:hover, :focus-within) > .project-sidebar-document-actions,
:root[data-plan-coarse-pointer] .project-sidebar .project-sidebar-document-actions {
	visibility: visible;
}

.project-sidebar-document:is(:hover, :has(:focus-visible, [aria-expanded="true"]))
	> .project-sidebar-document-actions,
.project-sidebar-child:is(:hover, :has(:focus-visible, [aria-expanded="true"]))
	> .project-sidebar-document-actions,
:root[data-plan-coarse-pointer] .project-sidebar .project-sidebar-document-actions {
	width: auto;
	overflow: visible;
}

.app-icon-button {
	--icon-button-current-size: var(--icon-button-size);
	--icon-button-glyph-size: var(--icon-size-default);
	width: calc(var(--icon-button-current-size) * var(--icon-button-reveal, 1));
	height: var(--icon-button-current-size);
	flex: 0 0 auto;
	border-radius: var(--radius-sm);
	padding: calc(
		(var(--icon-button-current-size) - var(--icon-button-glyph-size)) / 2 *
			var(--icon-button-reveal, 1)
	);
	color: inherit;
}

.app-icon-button[data-size="compact"] {
	--icon-button-current-size: var(--icon-button-size-compact);
}

.app-icon-button[data-glyph="compact"] {
	--icon-button-glyph-size: var(--icon-size-compact);
}

.app-icon-button > :is(svg, img) {
	width: var(--icon-button-glyph-size);
	height: var(--icon-button-glyph-size);
	flex-shrink: 0;
	object-fit: contain;
}

.app-icon-button[data-tone="nested"]:is(:hover:not(:disabled), :focus-visible) {
	background: var(--color-hover-nested);
}

.app-icon-button[data-tone="ghost"]:is(:hover:not(:disabled), :focus-visible) {
	background: var(--color-selected-strong);
}

.project-sidebar-action,
.project-sidebar-document-action {
	opacity: 0;
	transition:
		opacity var(--duration-fast) var(--ease-out),
		background var(--duration-fast) var(--ease-out);
}

.project-sidebar-action:focus-visible,
.project-sidebar-document-action:focus-visible,
.project-sidebar-action:hover,
.project-sidebar-document-action:hover {
	opacity: 1;
}

:is(.group\/sidebar-header, .group\/projects-heading, .project-sidebar-project-row):hover
	.project-sidebar-action,
:is(.group\/sidebar-header, .group\/projects-heading, .project-sidebar-project-row):focus-within
	.project-sidebar-action,
.project-sidebar-document:hover .project-sidebar-document-action,
.project-sidebar-document:focus-within .project-sidebar-document-action,
.project-sidebar-child:hover .project-sidebar-document-action,
.project-sidebar-child:focus-within .project-sidebar-document-action,
.project-sidebar-document-action[aria-expanded="true"] {
	opacity: 1;
}

.project-sidebar-project-row > .project-sidebar-action {
	--icon-button-reveal: 0;
	overflow: hidden;
}

.project-sidebar-project-row:is(:hover, :has(:focus-visible)) > .project-sidebar-action,
.project-sidebar-project-row > .project-sidebar-action-pending,
:root[data-plan-coarse-pointer]
	.project-sidebar
	.project-sidebar-project-row
	> .project-sidebar-action {
	--icon-button-reveal: 1;
	overflow: visible;
}

.project-sidebar-count {
	display: flex;
	min-width: calc(var(--spacing) * 6);
	flex: 0 0 auto;
	justify-content: flex-end;
}

:root:not([data-plan-coarse-pointer])
	:is(.project-sidebar-project-row:has(> .project-sidebar-action):is(:hover, :has(:focus-visible)), .project-sidebar-project-row:has(> .project-sidebar-action-pending), .project-sidebar-document:has(> .project-sidebar-document-actions):is(:hover, :has(:focus-visible, [aria-expanded="true"])), .project-sidebar-child:has(> .project-sidebar-document-actions):is(:hover, :has(:focus-visible, [aria-expanded="true"])))
	> .project-sidebar-count {
	display: none;
}

:root[data-plan-coarse-pointer]
	.project-sidebar
	:is(.project-sidebar-document-actions, .project-sidebar-project-row > .project-sidebar-action) {
	order: 1;
}

/* Rows use different gaps, so pad touch counts to the project row's gap and share its edge. */
:root[data-plan-coarse-pointer]
	.project-sidebar
	.project-sidebar-document
	> .project-sidebar-document-actions
	~ .project-sidebar-count {
	margin-right: calc(var(--project-sidebar-gap) - var(--spacing));
}

:root[data-plan-coarse-pointer]
	.project-sidebar
	.project-sidebar-child
	> .project-sidebar-document-actions
	~ .project-sidebar-count {
	margin-right: var(--project-sidebar-gap);
}

.project-sidebar-status,
.project-sidebar-load-more {
	padding: 0 var(--project-sidebar-inset) var(--spacing) var(--project-sidebar-label);
	font-size: var(--text-xs);
	line-height: 1rem;
	color: var(--color-text-quaternary);
}

.project-sidebar-load-more:hover,
.project-sidebar-load-more:focus-visible {
	color: var(--color-text-primary);
}

.project-sidebar-empty {
	padding: var(--spacing) var(--project-sidebar-inset) var(--project-sidebar-inset)
		var(--project-sidebar-label);
	font-size: var(--text-xs);
	line-height: 1.25rem;
	color: var(--color-text-tertiary);
}

.project-sidebar-action-pending {
	opacity: 1;
}

:is(.project-sidebar-primary-action, .project-sidebar-action):disabled {
	cursor: default;
	color: var(--color-text-quaternary);
}

.project-sidebar-account {
	width: 100%;
	min-height: var(--project-sidebar-row);
	justify-content: flex-start;
	gap: var(--project-sidebar-gap);
	border-radius: var(--radius-md);
	padding: 0 var(--project-sidebar-inset);
	font-size: var(--text-xs);
	font-weight: 500;
	text-align: left;
}

.project-sidebar-account-wrap {
	position: relative;
	padding: var(--project-sidebar-inset);
}

.project-sidebar-account[aria-expanded="true"] {
	background: var(--project-sidebar-selected);
}

.project-sidebar-resize {
	position: absolute;
	inset-block: 0;
	right: 0;
	z-index: 50;
	width: 4px;
	cursor: col-resize;
}

.project-sidebar-resize::after {
	position: absolute;
	inset-block: 0;
	left: 1px;
	width: 1px;
	background: var(--color-edge);
	content: "";
}

.project-sidebar-resize:focus-visible::after,
.project-sidebar-resize:hover::after {
	background: var(--color-brand);
}

.project-sidebar-expand {
	margin-right: 8px;
}

.project-sidebar-expand img {
	opacity: 0.5;
}

.navigation-shell > .project-sidebar-expand {
	position: absolute;
	left: 8px;
	top: 11px;
	z-index: 45;
}

.navigation-drawer {
	position: fixed;
	inset: 0;
	z-index: 50;
}

.motion-drawer {
	pointer-events: none;
	opacity: 0;
	transition: opacity var(--drawer-open-dur) var(--motion-smooth-out);
	will-change: opacity;
}

.motion-drawer .navigation-focus-scope {
	transform: translateX(calc(-1 * var(--drawer-distance)));
	transition: transform var(--drawer-open-dur) var(--motion-smooth-out);
	will-change: transform;
}

.motion-drawer.is-open {
	pointer-events: auto;
	opacity: 1;
}

.motion-drawer.is-open .navigation-focus-scope {
	transform: translateX(0);
}

.motion-drawer.is-closing {
	opacity: 0;
	transition-duration: var(--drawer-close-dur);
}

.motion-drawer.is-closing .navigation-focus-scope {
	transform: translateX(calc(-1 * var(--drawer-distance)));
	transition-duration: var(--drawer-close-dur);
}

.navigation-drawer-backdrop {
	position: absolute;
	inset: 0;
	width: 100%;
	background: rgb(0 0 0 / 20%);
}

.navigation-drawer > .navigation-focus-scope {
	position: relative;
	z-index: 1;
	height: 100%;
	width: min(280px, calc(100vw - 24px));
}

.navigation-drawer .project-sidebar-frame {
	position: relative;
	height: 100%;
	width: 100%;
	box-shadow: var(--shadow-overlay);
}

.navigation-creation-status {
	position: absolute;
	top: calc(var(--document-shell-header-height) + 56px);
	left: 50%;
	z-index: 15;
	translate: -50% 0;
	width: fit-content;
	max-width: calc(100% - 32px);
	border: var(--edge-width) solid var(--color-edge);
	border-radius: var(--radius-md);
	background: var(--color-page);
	padding: 6px 12px;
	box-shadow: var(--shadow-raised);
	font-size: var(--text-sm);
	color: var(--color-text-secondary);
	pointer-events: none;
}

@media (prefers-reduced-motion: no-preference) {
	.navigation-creation-status {
		animation: navigation-status-in var(--duration-base) var(--motion-smooth-out);
	}

	.navigation-creation-status[data-leaving] {
		opacity: 0;
		transform: translateY(-4px);
		transition:
			opacity var(--duration-fast) var(--ease-out),
			transform var(--duration-fast) var(--ease-out);
	}
}

@keyframes navigation-status-in {
	from {
		opacity: 0;
		transform: translateY(-4px);
	}
}

.navigation-creation-status button {
	margin-left: 8px;
	pointer-events: auto;
	color: var(--color-text-primary);
	text-decoration: underline;
}

.navigation-notice {
	display: flex;
	align-items: center;
	gap: 4px;
	padding-block: 2px;
	pointer-events: auto;
}

.navigation-notice > span {
	min-width: 0;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}

.navigation-notice button {
	flex: none;
	margin-left: 0;
	min-height: 28px;
	border-radius: var(--radius-sm);
	padding: 0 8px;
	font-weight: 500;
	text-decoration: none;
}

.navigation-notice button:hover,
.navigation-notice button:focus-visible {
	background: var(--color-selected);
}

@media (pointer: coarse) {
	.navigation-notice button {
		min-height: 44px;
		min-width: 44px;
	}
}

.navigation-error {
	flex-shrink: 0;
	margin: calc(var(--spacing) * 2) calc(var(--spacing) * 3) 0;
}

.navigation-modal {
	position: fixed;
	inset: 0;
	z-index: 50;
	display: grid;
	place-items: center;
	padding: 16px;
}

.motion-modal {
	pointer-events: none;
	opacity: 0;
	transition: opacity var(--modal-open-dur) var(--modal-ease);
	will-change: opacity;
}

.motion-modal .navigation-modal-content {
	transform: scale(var(--modal-scale));
	transition: transform var(--modal-open-dur) var(--modal-ease);
	will-change: transform;
}

.motion-modal.is-open {
	pointer-events: auto;
	opacity: 1;
}

.motion-modal.is-open .navigation-modal-content {
	transform: scale(1);
}

/* The lazy dialog can mount already open; the starting style makes first paint animate. */
@starting-style {
	.motion-modal.is-open {
		opacity: 0;
	}

	.motion-modal.is-open .navigation-modal-content {
		transform: scale(var(--modal-scale));
	}
}

.motion-modal.is-closing {
	opacity: 0;
	transition-duration: var(--modal-close-dur);
}

.motion-modal.is-closing .navigation-modal-content {
	transform: scale(var(--modal-scale-close));
	transition-duration: var(--modal-close-dur);
}

.navigation-modal-backdrop {
	position: absolute;
	inset: 0;
	width: 100%;
	background: rgb(0 0 0 / 20%);
}

.navigation-modal > .navigation-focus-scope {
	display: grid;
	height: 100%;
	width: 100%;
	place-items: center;
	pointer-events: none;
}

.navigation-modal-content {
	position: relative;
	width: min(100%, 28rem);
	border-radius: var(--radius-lg);
	background: var(--color-page);
	padding: 20px;
	box-shadow: var(--shadow-overlay);
	pointer-events: auto;
}

.navigation-palette-list.keyboard-shortcuts {
	max-height: min(60vh, 28rem);
	gap: calc(var(--spacing) * 3);
	padding-inline: calc(var(--spacing) * 4);
	padding-block: calc(var(--spacing) * 3);
}

.keyboard-shortcuts-group {
	margin-bottom: var(--spacing);
	font-size: var(--text-2xs);
	font-weight: 500;
	color: var(--color-text-tertiary);
}

.keyboard-shortcuts-row {
	display: flex;
	min-height: calc(var(--spacing) * 8);
	align-items: center;
	justify-content: space-between;
	gap: calc(var(--spacing) * 3);
	font-size: var(--text-sm);
	color: var(--color-text-secondary);
}

.keyboard-shortcuts-row + .keyboard-shortcuts-row {
	border-top: var(--edge-width) solid var(--color-edge);
}

.shortcut-keys {
	display: flex;
	flex-shrink: 0;
	gap: calc(var(--spacing) * 0.5);
}

.shortcut-keys kbd {
	display: inline-grid;
	min-width: calc(var(--spacing) * 5);
	height: calc(var(--spacing) * 5);
	place-items: center;
	border: var(--edge-width) solid var(--color-edge);
	border-radius: var(--radius-sm);
	padding: 0 var(--spacing);
	font-family: var(--font-sans);
	font-size: var(--text-2xs);
	color: var(--color-text-tertiary);
}

/* Revealed with the row, so shortcuts teach without adding resting clutter. */
.project-sidebar-hint {
	margin-left: auto;
	font-family: var(--font-sans);
	font-size: var(--text-2xs);
	color: var(--color-text-quaternary);
	opacity: 0;
	transition: opacity var(--duration-fast) var(--ease-out);
}

.project-sidebar-primary-action:is(:hover, :focus-visible) .project-sidebar-hint {
	opacity: 1;
}

@media (hover: none) {
	.project-sidebar-hint {
		display: none;
	}
}

.navigation-dialog-list {
	display: flex;
	max-height: min(50vh, 20rem);
	flex-direction: column;
	gap: 4px;
	overflow-y: auto;
	margin-top: 12px;
}

.navigation-dialog-option {
	display: flex;
	min-height: 48px;
	width: 100%;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	border-radius: var(--radius-md);
	padding: 8px;
	text-align: left;
}

.navigation-dialog-option:hover:not(:disabled),
.navigation-dialog-option:focus-visible {
	background: var(--color-hover);
}

.navigation-modal-content.navigation-palette {
	display: flex;
	width: min(100%, 32rem);
	flex-direction: column;
	overflow: hidden;
	padding: 0;
	/* Anchored near the top so the field stays put while results grow and shrink. */
	align-self: start;
	margin-top: 15vh;
}

.navigation-palette-search {
	display: flex;
	height: calc(var(--spacing) * 12);
	flex-shrink: 0;
	align-items: center;
	gap: calc(var(--spacing) * 2);
	border-bottom: var(--edge-width) solid var(--color-edge);
	padding: 0 calc(var(--spacing) * 4);
	color: var(--color-icon);
}

.navigation-palette-input {
	min-width: 0;
	flex: 1;
	align-self: stretch;
	background: transparent;
	color: var(--color-text-primary);
	font-size: var(--text-sm);
}

.navigation-palette-input::placeholder {
	color: var(--color-text-quaternary);
}

.navigation-palette-list {
	display: flex;
	/* Reserve the loading and empty height so results do not resize the palette. */
	min-height: calc(var(--spacing) * 21);
	max-height: min(50vh, 20rem);
	flex-direction: column;
	overflow-y: auto;
	padding: calc(var(--spacing) * 1.5);
	scroll-padding-block: calc(var(--spacing) * 1.5);
}

.navigation-palette-options {
	display: flex;
	flex-direction: column;
}

.navigation-palette-option {
	display: flex;
	min-height: calc(var(--spacing) * 8.5);
	width: 100%;
	flex-shrink: 0;
	align-items: center;
	gap: calc(var(--spacing) * 2);
	border-radius: var(--radius-md);
	padding: 0 calc(var(--spacing) * 2.5);
	cursor: pointer;
	text-align: left;
	font-size: var(--text-sm);
}

.navigation-palette-option[aria-disabled="true"] {
	cursor: default;
}

/* One active row: keyboard, pointer, and the pre-highlighted first match share it. */
.navigation-palette-option[aria-selected="true"] {
	background: var(--color-selected);
}

.navigation-palette-hint {
	visibility: hidden;
	flex-shrink: 0;
	color: var(--color-text-tertiary);
	font-size: var(--text-xs);
}

.navigation-palette-option[aria-selected="true"] .navigation-palette-hint,
.navigation-palette-hint[data-busy] {
	visibility: visible;
}

/* Touch has no hover to disclose the action, so every addable row shows it. */
@media (pointer: coarse) {
	.navigation-palette-option {
		min-height: calc(var(--spacing) * 11);
	}

	.navigation-palette-hint {
		visibility: visible;
	}
}

.navigation-palette-status {
	display: flex;
	min-height: calc(var(--spacing) * 18);
	align-items: center;
	justify-content: center;
	gap: calc(var(--spacing) * 2);
	color: var(--color-text-tertiary);
	font-size: var(--text-sm);
	text-align: center;
}

@media (prefers-reduced-motion: no-preference) {
	.navigation-palette-status [data-palette-loader] {
		animation: button-loader-spin var(--duration-linger) linear infinite;
	}
}

.navigation-palette-footer {
	display: flex;
	flex-shrink: 0;
	border-top: var(--edge-width) solid var(--color-edge);
	padding: calc(var(--spacing) * 2.5) calc(var(--spacing) * 4);
}

.navigation-palette-footer a {
	color: var(--color-text-tertiary);
	font-size: var(--text-xs);
}

.navigation-palette-footer a:hover {
	color: var(--color-text-secondary);
	text-decoration: underline;
}

.navigation-account-menu {
	position: absolute;
	bottom: calc(100% - var(--spacing));
	right: var(--project-sidebar-inset);
	left: var(--project-sidebar-inset);
	z-index: 60;
	border-radius: var(--radius-md);
	background: var(--color-page);
	padding: var(--menu-padding);
	box-shadow: var(--shadow-raised);
	transform-origin: bottom left;
}

.app-menu-item {
	--item-height: var(--menu-item-height-normal);
	--item-padding-block: var(--menu-item-padding-block-normal);
	--item-padding-inline: var(--menu-item-padding-inline-normal);
	--item-gap: var(--menu-item-gap-normal);
	--color-icon: currentColor;
	display: flex;
	width: 100%;
	align-items: center;
	gap: var(--item-gap);
	border-radius: var(--radius-sm);
	padding: var(--item-padding-block) var(--item-padding-inline);
	min-height: var(--item-height);
	font-size: var(--text-sm);
	line-height: var(--text-sm--line-height);
	text-align: left;
	color: var(--color-text-secondary);
}

.app-menu-item[data-density="compact"] {
	--item-height: var(--menu-item-height-compact);
	--item-padding-block: var(--menu-item-padding-block-compact);
	--item-padding-inline: var(--menu-item-padding-inline-compact);
	--item-gap: var(--menu-item-gap-compact);
}

.app-menu-item:is(:hover:not(:disabled), :focus-visible) {
	background: var(--color-hover);
	color: var(--color-text-primary);
}

.app-menu-item[data-tone="destructive"],
.app-menu-item[data-tone="destructive"]:is(:hover:not(:disabled), :focus-visible) {
	color: var(--color-destructive-ink);
}

.app-menu-separator {
	margin: var(--menu-separator-margin) 0;
	height: var(--edge-width);
	background: var(--color-edge);
}

@media (prefers-reduced-motion: no-preference) {
	.project-sidebar-project-row[data-flash] {
		animation: project-row-flash calc(var(--duration-linger) * 1.5) var(--motion-smooth-out);
	}
}

@keyframes project-row-flash {
	0%,
	28% {
		background: var(--color-selected);
	}
	100% {
		background: transparent;
	}
}

.document-actions-menu {
	position: fixed;
	z-index: 60;
	display: flex;
	flex-direction: column;
	border-radius: var(--radius-md);
	background: var(--color-page);
	padding: var(--menu-padding);
	box-shadow: var(--shadow-raised);
}

.document-status-badge {
	display: inline-flex;
	min-width: 0;
	flex: 0 0 auto;
	align-items: center;
	border-radius: var(--radius-full);
	background: var(--color-warning-wash);
	padding: 1px 6px;
	font-size: var(--text-xs);
	font-weight: 600;
	line-height: 1rem;
	color: var(--color-warning-ink);
}

.document-archived-status {
	display: inline-flex;
	flex: 0 0 auto;
	align-items: center;
	gap: calc(var(--spacing) * 2);
	margin-left: calc(var(--spacing) * 1.5);
}

:root[data-plan-coarse-pointer]
	.project-sidebar
	:where(.project-sidebar-action, .project-sidebar-document-action) {
	min-width: var(--control-target-coarse);
	min-height: var(--control-target-coarse);
}

:root[data-plan-coarse-pointer]
	.project-sidebar
	:where(.project-sidebar-action, .project-sidebar-document-action) {
	opacity: 1;
}

:root[data-plan-coarse-pointer]
	.project-sidebar
	:where(.project-sidebar-primary-action, .project-sidebar-project-row, .project-sidebar-document, .project-sidebar-account) {
	min-height: var(--control-target-coarse);
}

:root[data-plan-coarse-pointer]
	:where(.document-actions-menu, .navigation-account-menu)
	:is(button, a) {
	min-height: var(--control-target-coarse);
}

.title-control {
	display: inline-flex;
	min-width: 0;
	align-items: center;
	gap: 0;
	border-radius: var(--radius-sm);
	color: var(--color-text-tertiary);
}

.title-control:has(button):is(:hover, :focus-within, :has([aria-expanded="true"])) {
	background: var(--color-selected);
}

.title-control-label,
.title-control-action {
	display: flex;
	height: var(--control-height-compact);
	min-width: 0;
	align-items: center;
	border-radius: inherit;
	padding-block: 0;
	font-size: inherit;
	color: inherit;
}

.title-control-label {
	padding-inline-start: var(--split-control-label-padding-start);
	padding-inline-end: var(--split-control-label-padding-end);
}

.title-control-action {
	width: var(--control-height-compact);
	flex: 0 0 auto;
	justify-content: center;
	padding-inline: 0;
}

.document-title-trigger {
	cursor: text;
}

.document-title-form {
	position: relative;
	display: flex;
	min-width: 0;
	border-radius: inherit;
}

/* The title input uses the same compact control geometry as the resting label. */
.document-title-input {
	max-width: 100%;
	field-sizing: content;
	background: var(--color-selected);
}

.document-title-input::placeholder {
	color: var(--color-text-quaternary);
}

.document-title-error {
	position: absolute;
	top: calc(100% + var(--spacing));
	left: 0;
	z-index: 10;
	border-radius: var(--radius-md);
	padding: calc(var(--spacing) * 1.5) calc(var(--spacing) * 2.5);
	background: var(--color-page);
	box-shadow: var(--shadow-raised);
	white-space: nowrap;
}

.document-parent-breadcrumb {
	flex: 0 1 auto;
	justify-content: flex-start;
	font-weight: 500;
	color: var(--color-text-secondary);
}

.document-project-prefix {
	min-width: 0;
	max-width: var(--label-measure-compact);
	flex: 0 1 auto;
	padding-inline: calc(var(--spacing) / 2);
	color: var(--color-text-tertiary);
}

.document-project-separator {
	flex: none;
	color: var(--color-text-tertiary);
	opacity: var(--opacity-quiet);
}

@media (max-width: 639px) {
	.document-project-prefix,
	.document-project-separator {
		display: none;
	}
}

.document-breadcrumb-separator {
	opacity: var(--opacity-quiet);
}

.document-child-breadcrumb {
	min-width: 0;
	flex: 1 1 auto;
	font-weight: 400;
	color: var(--color-text-primary);
}

/* A research child's provenance reads like the research card's own status line. */
.child-provenance-line {
	display: flex;
	align-items: center;
	gap: calc(var(--spacing) * 2);
	margin: 0;
	font-size: var(--text-sm);
	color: var(--color-text-tertiary);
}

.child-provenance-parent {
	font-weight: 500;
	color: var(--color-text-secondary);
	text-decoration: underline;
	text-decoration-color: var(--color-text-quaternary);
	text-decoration-thickness: var(--edge-width);
	text-underline-offset: calc(var(--spacing) * 0.75);
	cursor: pointer;
}

.child-provenance-segment {
	white-space: nowrap;
}

.child-provenance-parent:hover {
	color: var(--color-text-primary);
}

.child-provenance-toggle {
	flex-shrink: 0;
	gap: var(--spacing);
	margin-inline-start: auto;
	color: var(--color-text-tertiary);
}

.child-provenance-brief {
	margin: calc(var(--spacing) * 2) 0 0;
	padding-inline-start: calc(var(--spacing) * 8);
	font-size: var(--text-sm);
	line-height: var(--text-sm--line-height);
	color: var(--color-text-secondary);
}

@media (prefers-reduced-motion: reduce) {
	.motion-sidebar,
	.motion-drawer,
	.motion-drawer .navigation-focus-scope,
	.motion-modal,
	.motion-modal .navigation-modal-content {
		transition: none;
	}
}

.project-sidebar-document {
	position: relative;
}

.project-sidebar-document-new::before {
	position: absolute;
	inset: 0;
	border-radius: inherit;
	background: var(--project-sidebar-selected);
	content: "";
	opacity: 0;
	pointer-events: none;
	animation: sidebar-row-new var(--duration-linger) var(--motion-move) var(--acc-expand) both;
}

@keyframes sidebar-row-new {
	from {
		opacity: 1;
	}

	to {
		opacity: 0;
	}
}

/* Loading states stay silent for fast loads, then arrive without a pop. */
.hosted-loading,
.project-sidebar-chrome-fade,
.project-sidebar-skeleton {
	animation: hosted-fade-in var(--duration-base) var(--ease-out) both;
}

.hosted-loading {
	animation-delay: var(--duration-linger);
}

.project-sidebar-skeleton {
	display: flex;
	flex-direction: column;
	gap: calc(var(--spacing) * 4);
	padding: calc(var(--spacing) * 3) calc(var(--spacing) * 2);
	animation-delay: var(--duration-base);

	& > span {
		display: block;
		height: calc(var(--spacing) * 2);
		border-radius: var(--radius-full);
		background-color: var(--color-selected);
	}
}

@keyframes hosted-fade-in {
	from {
		opacity: 0;
	}
}

@media (prefers-reduced-motion: reduce) {
	.project-sidebar-document-new::before {
		animation: none;
	}

	.hosted-loading,
	.project-sidebar-chrome-fade,
	.project-sidebar-skeleton {
		animation: none;
	}
}