chatWidget.css

/*---------------------------------------------------------------------------------------------
 *  Copyright (c) Microsoft Corporation. All rights reserved.
 *  Licensed under the MIT License. See License.txt in the project root for license information.
 *--------------------------------------------------------------------------------------------*/

.sessions-chat-widget {
	display: flex;
	flex-direction: column;
	height: 100%;
	width: 100%;
	position: relative;
}

.new-chat-widget-container {
	display: flex;
	flex-direction: column;
	/* Cross-axis: keep children flush left so the input's left edge — and therefore
	 * the attach (+) button — stays anchored as the viewport narrows past max-width. */
	align-items: flex-start;
	justify-content: center;
	width: 100%;
	height: 100%;
	box-sizing: border-box;
	overflow: hidden;
	padding: 16px 16px 20px 16px;
	/* Establishes a size container so the @container (max-width: 330px) query below
	 * can collapse picker labels to icon-only when the new-chat area is narrow. */
	container-type: size;
	position: relative;
}

.new-chat-widget-container.revealed {
	justify-content: center;
}

.new-chat-widget-container.revealed .new-chat-input-container {
	display: block;
	animation: chat-full-welcome-fade-in 0.35s ease 0.15s both;
}

/* Option group pickers container (above the input) */
.new-session-workspace-picker-container {
	display: none;
	width: 100%;
	max-width: 800px;
	padding: 0;
	box-sizing: border-box;
}

.new-chat-widget-container.revealed .new-session-workspace-picker-container {
	display: block;
	animation: chat-full-welcome-fade-in 0.35s ease 0.1s both;
}

@keyframes chat-full-welcome-fade-in {
	from {
		opacity: 0;
		transform: translateY(12px);
	}

	to {
		opacity: 1;
		transform: translateY(0);
	}
}

.new-session-workspace-picker-container:empty {
	display: none;
	margin-bottom: 0;
}

.new-chat-widget-content {
	width: 100%;
	max-width: 800px;
	display: flex;
	flex-direction: column;
	align-items: stretch;
	align-self: center;
}

.new-chat-widget-container .new-chat-bottom-container {
	width: 100%;
	max-width: 800px;
	margin-top: 4px;
	padding: 0 4px;
	box-sizing: border-box;
	display: none;
	flex-direction: row;
	align-items: center;
	gap: 4px;
	min-height: 28px;
	justify-content: space-between;
}

.new-chat-widget-container.revealed .new-chat-bottom-container {
	display: flex;
}

.new-chat-widget-container .new-chat-bottom-container .new-chat-controls-container {
	display: flex;
	gap: 4px;
	min-width: 0;
	overflow: hidden;
}

.new-chat-widget-container .new-chat-bottom-container .new-chat-repo-config-container {
	display: flex;
	align-items: center;
	gap: 2px;
	min-width: 0;
	overflow: hidden;
}

/* Allow nested toolbar items to shrink so labels can ellipsize when space is tight.
 * Mirrors the regular chat-input-toolbar pattern: each flex layer between the
 * bounded container and the ellipsizing label gets `min-width: 0; overflow: hidden`. */
.new-chat-widget-container .new-chat-bottom-container .new-chat-controls-container > *,
.new-chat-widget-container .new-chat-bottom-container .new-chat-repo-config-container > *,
.new-chat-widget-container .new-chat-bottom-container .sessions-chat-picker-slot .action-label {
	min-width: 0;
	overflow: hidden;
}

/* Floor each picker so the icon + chevron (+ padding) stay visible even when
 * the label is fully ellipsized. Approx: 7px padding-left + 12px icon + 2px
 * label margin + 16px chevron box + 1px padding-right ~= 38px. The floor must
 * be applied to the outermost flex item (.action-item), not just the label,
 * because the parent's `min-width: 0` would otherwise let it clip the chevron. */
.new-chat-widget-container .new-chat-bottom-container .monaco-action-bar .action-item,
.new-chat-widget-container .new-chat-bottom-container .sessions-chat-picker-slot .action-label,
.new-chat-widget-container .new-chat-bottom-container .monaco-action-bar .action-item .action-label {
	min-width: 30px;
	overflow: hidden;
}

/* Below this width the bottom-row pickers can't fit their labels comfortably,
 * so collapse to icon + chevron only. The .new-chat-widget-container declares
 * `container-type: size` which makes this a size container query. */
@container (max-width: 330px) {
	/* Bottom-row pickers (Copilot CLI, Default Approvals, Worktree, branch): icon-only */
	.new-chat-widget-container .new-chat-bottom-container .sessions-chat-dropdown-label {
		display: none;
	}

	/* Chat input config toolbar: hide mode picker label (uses sessions-chat-dropdown-label),
	 * but keep the model picker label (uses chat-input-picker-label) visible. */
	.new-chat-widget-container .sessions-chat-config-toolbar .sessions-chat-dropdown-label {
		display: none;
	}
}

/* Spacing between action items inside the bottom-row toolbars (e.g. Worktree, branch) */
.new-chat-widget-container .new-chat-bottom-container .monaco-action-bar .actions-container {
	gap: 4px;
}

/* Match VS Code chat-secondary-toolbar sizing for action items in the bottom row
 * (e.g. session control pickers and repo config pickers) so they align with the
 * mode/model picker font in the input toolbar. The 1px right padding is intentional
 * because the chevron's 16x16 codicon box supplies the visual right padding. */
.new-chat-widget-container .new-chat-bottom-container .action-label {
	height: 16px;
	padding: 3px 1px 3px 7px;
	font-size: 11px;
	color: var(--vscode-icon-foreground);
}

.new-chat-widget-container .new-chat-bottom-container .action-label > .codicon {
	font-size: 12px;
}

.new-chat-widget-container .new-chat-bottom-container .action-label > .codicon-chevron-down {
	font-size: 10px;
	margin-left: 4px;
}

/* Pickers row - two equal halves */
.session-workspace-picker {
	display: flex;
	flex-direction: row;
	flex-wrap: nowrap;
	align-items: center;
	justify-content: flex-start;
	gap: 6px;
	width: 100%;
	box-sizing: border-box;
	padding: 0;
}

.session-workspace-picker:empty {
	display: none;
}

.session-workspace-picker-label {
	font-size: 18px;
	line-height: 1.25;
	color: var(--vscode-descriptionForeground);
	white-space: nowrap;
}

/* Project picker in inline title row */
.sessions-chat-picker-slot.sessions-chat-workspace-picker .action-label {
	height: auto;
	padding: 4px;
	font-size: 18px;
	line-height: 1.25;
	border: none;
	background-color: transparent;
	color: var(--vscode-foreground);
	border-radius: 4px;
	touch-action: manipulation;
}

.sessions-chat-picker-slot.sessions-chat-workspace-picker .action-label:hover {
	background-color: var(--vscode-toolbar-hoverBackground);
	color: var(--vscode-foreground);
}

.sessions-chat-picker-slot.sessions-chat-workspace-picker .action-label .sessions-chat-dropdown-label {
	font-size: 18px;
}

.sessions-chat-picker-slot.sessions-chat-workspace-picker .action-label > .codicon:not(.sessions-chat-dropdown-chevron) {
	font-size: 16px;
	margin: 0;
}

.sessions-chat-picker-slot.sessions-chat-workspace-picker .action-label .sessions-chat-dropdown-chevron {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	font-size: 16px;
	margin-left: 6px;
	line-height: 1;
	transform: translateY(1px);
}

.sessions-chat-dropdown-label {
	margin-left: 6px;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
	min-width: 0;
}

.sessions-chat-picker-slot {
	display: flex;
	align-items: center;
	min-width: 0;
	overflow: hidden;
}

.sessions-chat-picker-slot .action-label {
	display: flex;
	align-items: center;
	height: 16px;
	padding: 3px 1px 3px 7px;
	background-color: transparent;
	border: none;
	color: var(--vscode-icon-foreground);
	cursor: pointer;
	touch-action: manipulation;
	white-space: nowrap;
	border-radius: 4px;
	min-width: 0;
	overflow: hidden;
}

.sessions-chat-picker-slot .action-label.hidden {
	display: none;
}

.sessions-chat-picker-slot .action-label:hover {
	background-color: var(--vscode-toolbar-hoverBackground);
	color: var(--vscode-foreground);
}

.sessions-chat-picker-slot.disabled .action-label {
	opacity: 0.5;
	cursor: default;
	pointer-events: none;
}

.sessions-chat-picker-slot.disabled .action-label:hover {
	background-color: transparent;
	color: var(--vscode-icon-foreground);
}

.sessions-chat-picker-slot.loading .action-label {
	opacity: 0.5;
	cursor: default;
	pointer-events: none;
}

.sessions-chat-picker-slot.loading .action-label .codicon-chevron-down {
	display: none;
}

.sessions-chat-picker-slot.loading .action-label::after {
	content: '';
	display: inline-block;
	width: 12px;
	height: 12px;
	margin-left: 4px;
	border: 1.5px solid var(--vscode-descriptionForeground);
	border-top-color: transparent;
	border-radius: 50%;
	animation: sessions-chat-picker-spin 0.8s linear infinite;
	flex-shrink: 0;
}

@keyframes sessions-chat-picker-spin {
	to {
		transform: rotate(360deg);
	}
}

.sessions-chat-picker-slot .action-label .codicon {
	font-size: 12px;
	flex-shrink: 0;
	/* Override the base .monaco-action-bar .action-item .codicon { width:16px; height:16px }
	 * so codicons here size naturally to their font-size, matching pickers (like Copilot CLI)
	 * that are rendered outside a monaco-action-bar. */
	width: auto;
	height: auto;
}

.sessions-chat-picker-slot .action-label .codicon-chevron-down {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	font-size: 10px;
	margin-left: 2px;
	line-height: 1;
	width: 12px;
	height: 12px;
}

.sessions-chat-picker-slot .action-label .chat-session-option-label {
	overflow: hidden;
	text-overflow: ellipsis;
}

.sessions-chat-picker-slot .action-label span + .chat-session-option-label {
	margin-left: 2px;
}

.sessions-chat-picker-slot .action-label.warning {
	color: var(--vscode-problemsWarningIcon-foreground);
	opacity: 0.75;
}

.sessions-chat-picker-slot .action-label.warning .codicon {
	color: var(--vscode-problemsWarningIcon-foreground) !important;
}

.sessions-chat-picker-slot .action-label.warning:hover {
	color: var(--vscode-problemsWarningIcon-foreground);
	opacity: 1;
}

.sessions-chat-picker-slot .action-label.info {
	color: var(--vscode-problemsInfoIcon-foreground);
	opacity: 0.75;
}

.sessions-chat-picker-slot .action-label.info .codicon {
	color: var(--vscode-problemsInfoIcon-foreground) !important;
}

.sessions-chat-picker-slot .action-label.info:hover {
	color: var(--vscode-problemsInfoIcon-foreground);
	opacity: 1;
}

/* Tab bar styles live with the platform widget
 * (`platform/actionWidget/browser/tabbedActionListWidget.css`). The
 * `sessions-workspace-picker-tabbar` class is applied alongside the
 * generic class so picker-specific overrides can be added here if needed. */

/* Inline browse actions (e.g. "Select Folders…" entries in the Remote tab):
 * show the host name as the primary label and only reveal the secondary
 * "Select Folders…" description on hover/focus to reduce repetition. */
.action-widget .monaco-list-row.action.sessions-browse-inline-item .description {
	visibility: hidden;
}

.action-widget .monaco-list-row.action.sessions-browse-inline-item:hover:not(.option-disabled) .description,
.action-widget .monaco-list-row.action.sessions-browse-inline-item.focused:not(.option-disabled) .description {
	visibility: visible;
}