diff --git a/packages/ui/src/App.tsx b/packages/ui/src/App.tsx
index 48ca7ef3..1d537d77 100644
--- a/packages/ui/src/App.tsx
+++ b/packages/ui/src/App.tsx
@@ -828,7 +828,7 @@ function App({ apis }: AppProps) {
       <ErrorBoundary>
         <SyncProvider sdk={opencodeClient.getSdkClient()} directory={currentDirectory || ''}>
           <RuntimeAPIProvider apis={apis}>
-            <TooltipProvider delayDuration={700} skipDelayDuration={150}>
+            <TooltipProvider delayDuration={300} skipDelayDuration={150}>
               <div className="h-full text-foreground bg-background">
                 <EmbeddedSessionSelectionGate embeddedSessionChat={embeddedSessionChat} isVSCodeRuntime={isVSCodeRuntime} />
                 <SyncAppEffects embeddedBackgroundWorkEnabled={embeddedBackgroundWorkEnabled} />
@@ -873,7 +873,7 @@ function App({ apis }: AppProps) {
       <ErrorBoundary>
         <SyncProvider sdk={opencodeClient.getSdkClient()} directory={currentDirectory || ''}>
           <RuntimeAPIProvider apis={apis}>
-            <TooltipProvider delayDuration={700} skipDelayDuration={150}>
+            <TooltipProvider delayDuration={300} skipDelayDuration={150}>
               <div className="h-full text-foreground bg-background">
                 <SyncAppEffects embeddedBackgroundWorkEnabled={embeddedBackgroundWorkEnabled} />
                 <AgentManagerView />
@@ -891,7 +891,7 @@ function App({ apis }: AppProps) {
         <SyncProvider sdk={opencodeClient.getSdkClient()} directory={currentDirectory || ''}>
           <RuntimeAPIProvider apis={apis}>
             <FireworksProvider>
-              <TooltipProvider delayDuration={700} skipDelayDuration={150}>
+              <TooltipProvider delayDuration={300} skipDelayDuration={150}>
                 <div className="h-full text-foreground bg-background">
                   <SyncAppEffects embeddedBackgroundWorkEnabled={embeddedBackgroundWorkEnabled} />
                   <VSCodeLayout />
@@ -916,7 +916,7 @@ function App({ apis }: AppProps) {
         <RuntimeAPIProvider apis={apis}>
           <FireworksProvider>
             <VoiceProvider>
-              <TooltipProvider delayDuration={700} skipDelayDuration={150}>
+              <TooltipProvider delayDuration={300} skipDelayDuration={150}>
                 <div className={isDesktopRuntime ? 'h-full text-foreground bg-transparent' : 'h-full text-foreground bg-background'}>
                   <SyncAppEffects embeddedBackgroundWorkEnabled={embeddedBackgroundWorkEnabled} />
                   <MainLayout />
diff --git a/packages/ui/src/components/chat/ChatInput.tsx b/packages/ui/src/components/chat/ChatInput.tsx
index 5e516297..014885d9 100644
--- a/packages/ui/src/components/chat/ChatInput.tsx
+++ b/packages/ui/src/components/chat/ChatInput.tsx
@@ -431,7 +431,7 @@ const PermissionAutoAcceptButton = React.memo(function PermissionAutoAcceptButto
     }
 
     return (
-        <Tooltip delayDuration={600}>
+        <Tooltip>
             <TooltipTrigger asChild>
                 {button}
             </TooltipTrigger>
@@ -454,7 +454,7 @@ const FocusModeButton = React.memo(function FocusModeButton(props: FocusModeButt
     const { t } = useI18n();
 
     return (
-        <Tooltip delayDuration={600}>
+        <Tooltip>
             <TooltipTrigger asChild>
                 <button
                     type="button"
diff --git a/packages/ui/src/components/chat/FileAttachment.tsx b/packages/ui/src/components/chat/FileAttachment.tsx
index 1725bf96..c6f91450 100644
--- a/packages/ui/src/components/chat/FileAttachment.tsx
+++ b/packages/ui/src/components/chat/FileAttachment.tsx
@@ -468,7 +468,7 @@ export const MessageFilesDisplay = memo(({ files, onShowPopup, compact = false }
                 const filename = resolveDisplayName(file) || 'Image';
 
                 return (
-                  <Tooltip key={`img-${file.url || file.filename || index}`} delayDuration={1000}>
+                  <Tooltip key={`img-${file.url || file.filename || index}`}>
                     <TooltipTrigger asChild>
                       <button
                         type="button"
diff --git a/packages/ui/src/components/chat/ModelControls.tsx b/packages/ui/src/components/chat/ModelControls.tsx
index 439c977a..8b4c682b 100644
--- a/packages/ui/src/components/chat/ModelControls.tsx
+++ b/packages/ui/src/components/chat/ModelControls.tsx
@@ -2654,7 +2654,7 @@ export const ModelControls: React.FC<ModelControlsProps> = ({
         let currentFlatIndex = 0;
 
         return (
-            <Tooltip delayDuration={1000}>
+            <Tooltip delayDuration={600}>
                 {!isCompact ? (
                     <DropdownMenu open={isReady && agentMenuOpen} onOpenChange={isReady ? handleModelMenuOpenChange : undefined}>
                         <TooltipTrigger asChild>
@@ -3119,7 +3119,7 @@ export const ModelControls: React.FC<ModelControlsProps> = ({
         }
 
         return (
-            <Tooltip delayDuration={800}>
+            <Tooltip delayDuration={600}>
                 <DropdownMenu>
                     <TooltipTrigger asChild>
                         <DropdownMenuTrigger asChild>
@@ -3182,7 +3182,7 @@ export const ModelControls: React.FC<ModelControlsProps> = ({
         if (!isCompact) {
             return (
                 <div className="flex items-center gap-2 min-w-0">
-                    <Tooltip delayDuration={1000}>
+                    <Tooltip delayDuration={600}>
                         <DropdownMenu open={isReady && isAgentSelectorOpen} onOpenChange={isReady ? setIsAgentSelectorOpen : undefined}>
                             <TooltipTrigger asChild>
                                 <DropdownMenuTrigger asChild>
diff --git a/packages/ui/src/components/chat/PendingChangesBar.tsx b/packages/ui/src/components/chat/PendingChangesBar.tsx
index 89fb1f6b..cbb1987a 100644
--- a/packages/ui/src/components/chat/PendingChangesBar.tsx
+++ b/packages/ui/src/components/chat/PendingChangesBar.tsx
@@ -1,4 +1,5 @@
 import React from 'react';
+import { Popover } from '@base-ui/react/popover';
 import { RiFileEditLine, RiArrowDownSLine, RiArrowUpSLine } from '@remixicon/react';
 import { useDirectoryStore } from '@/stores/useDirectoryStore';
 import { useGitStore, useIsGitRepo } from '@/stores/useGitStore';
@@ -27,7 +28,6 @@ export const PendingChangesBar: React.FC = React.memo(() => {
     );
     const ensureStatus = useGitStore((s) => s.ensureStatus);
     const fetchStatus = useGitStore((s) => s.fetchStatus);
-    const popoverRef = React.useRef<HTMLDivElement>(null);
 
     // Seed git store for currentDirectory so the bar can render independently of
     // DiffView/GitView/right-sidebar mounting. ensureStatus has a 5s staleness
@@ -64,19 +64,6 @@ export const PendingChangesBar: React.FC = React.memo(() => {
         return { totalAdded: added, totalRemoved: removed };
     }, [gitChangedFiles]);
 
-    React.useEffect(() => {
-        if (!isExpanded) return;
-
-        const handleClickOutside = (event: MouseEvent) => {
-            if (popoverRef.current && !popoverRef.current.contains(event.target as Node)) {
-                setIsExpanded(false);
-            }
-        };
-
-        document.addEventListener('mousedown', handleClickOutside);
-        return () => document.removeEventListener('mousedown', handleClickOutside);
-    }, [isExpanded]);
-
     if (isGitRepo !== true) return null;
     if (gitChangedFiles.length === 0) return null;
 
@@ -109,41 +96,45 @@ export const PendingChangesBar: React.FC = React.memo(() => {
         : t('chat.pendingChanges.fileCountPlural', { count: fileCount });
 
     return (
-        <div className="relative flex min-w-0 items-center" ref={popoverRef}>
-            <button
-                type="button"
-                onClick={() => setIsExpanded((prev) => !prev)}
-                className="flex min-w-0 max-w-full items-center gap-1 text-left text-muted-foreground"
-            >
-                <RiFileEditLine className="h-3.5 w-3.5 flex-shrink-0 text-[var(--status-warning)]" />
-                <span className="min-w-0 typography-ui-label text-foreground flex-shrink-0">{labelHead}</span>
-                <span className="status-row__changed-label min-w-0 typography-ui-label text-foreground truncate">
-                    {t('chat.pendingChanges.changedInWorkspace')}
-                </span>
-                <span className="text-[0.75rem] tabular-nums inline-flex items-baseline gap-1 flex-shrink-0">
-                    {totalAdded > 0 ? <span style={{ color: 'var(--status-success)' }}>+{totalAdded}</span> : null}
-                    {totalRemoved > 0 ? <span style={{ color: 'var(--status-error)' }}>-{totalRemoved}</span> : null}
-                </span>
-                {isExpanded ? (
-                    <RiArrowUpSLine className="h-3.5 w-3.5 flex-shrink-0" />
-                ) : (
-                    <RiArrowDownSLine className="h-3.5 w-3.5 flex-shrink-0" />
-                )}
-            </button>
-
-            {isExpanded ? (
-                <div
-                    style={changedFilesPopoverStyle}
-                    className={`${changedFilesPopoverClassName} absolute z-50 left-0 bottom-full mb-1 slide-in-from-bottom-2`}
-                >
-                    <ChangedFilesList
-                        files={gitChangedFiles}
-                        currentDirectory={currentDirectory}
-                        onOpenFile={handleOpenFile}
-                    />
-                </div>
-            ) : null}
-        </div>
+        <Popover.Root open={isExpanded} onOpenChange={setIsExpanded}>
+            <Popover.Trigger
+                render={
+                    <button
+                        type="button"
+                        className="flex min-w-0 max-w-full items-center gap-1 text-left text-muted-foreground"
+                    >
+                        <RiFileEditLine className="h-3.5 w-3.5 flex-shrink-0 text-[var(--status-warning)]" />
+                        <span className="min-w-0 typography-ui-label text-foreground flex-shrink-0">{labelHead}</span>
+                        <span className="status-row__changed-label min-w-0 typography-ui-label text-foreground truncate">
+                            {t('chat.pendingChanges.changedInWorkspace')}
+                        </span>
+                        <span className="text-[0.75rem] tabular-nums inline-flex items-baseline gap-1 flex-shrink-0">
+                            {totalAdded > 0 ? <span style={{ color: 'var(--status-success)' }}>+{totalAdded}</span> : null}
+                            {totalRemoved > 0 ? <span style={{ color: 'var(--status-error)' }}>-{totalRemoved}</span> : null}
+                        </span>
+                        {isExpanded ? (
+                            <RiArrowUpSLine className="h-3.5 w-3.5 flex-shrink-0" />
+                        ) : (
+                            <RiArrowDownSLine className="h-3.5 w-3.5 flex-shrink-0" />
+                        )}
+                    </button>
+                }
+            />
+            <Popover.Portal>
+                <Popover.Positioner side="top" align="start" sideOffset={4} collisionPadding={8}>
+                    <Popover.Popup
+                        style={changedFilesPopoverStyle}
+                        className={`${changedFilesPopoverClassName} transition-all duration-150 ease-out data-[starting-style]:opacity-0 data-[starting-style]:scale-95 data-[ending-style]:opacity-0 data-[ending-style]:scale-95`}
+                    >
+                        <ChangedFilesList
+                            files={gitChangedFiles}
+                            currentDirectory={currentDirectory}
+                            onOpenFile={handleOpenFile}
+                        />
+                    </Popover.Popup>
+                </Popover.Positioner>
+            </Popover.Portal>
+        </Popover.Root>
     );
 });
 
diff --git a/packages/ui/src/components/chat/StatusRow.tsx b/packages/ui/src/components/chat/StatusRow.tsx
index 7d15cee4..6b2d1735 100644
--- a/packages/ui/src/components/chat/StatusRow.tsx
+++ b/packages/ui/src/components/chat/StatusRow.tsx
@@ -87,7 +87,7 @@ const TodoItemRow: React.FC<TodoItemRowProps> = ({ todo }) => {
 
   return (
     <div className="flex items-center min-w-0 py-0.5 gap-2">
-      <Tooltip delayDuration={200}>
+      <Tooltip>
         <TooltipTrigger asChild>
           <span className="flex-shrink-0">{statusIcon}</span>
         </TooltipTrigger>
@@ -103,7 +103,7 @@ const TodoItemRow: React.FC<TodoItemRowProps> = ({ todo }) => {
       >
         {todo.content}
       </span>
-      <Tooltip delayDuration={200}>
+      <Tooltip>
         <TooltipTrigger asChild>
           <span
             className={cn(
diff --git a/packages/ui/src/components/chat/TimelineDialog.tsx b/packages/ui/src/components/chat/TimelineDialog.tsx
index 49db6faf..51846f89 100644
--- a/packages/ui/src/components/chat/TimelineDialog.tsx
+++ b/packages/ui/src/components/chat/TimelineDialog.tsx
@@ -145,7 +145,7 @@ export const TimelineDialog: React.FC<TimelineDialogProps> = ({
                                         </span>
 
                                         <div className="hidden group-hover:flex gap-1">
-                                            <Tooltip delayDuration={1000}>
+                                            <Tooltip>
                                                 <TooltipTrigger asChild>
                                                     <button
                                                         type="button"
@@ -162,7 +162,7 @@ export const TimelineDialog: React.FC<TimelineDialogProps> = ({
                                                 <TooltipContent sideOffset={6}>{t('chat.timeline.actions.revertFromHere')}</TooltipContent>
                                             </Tooltip>
 
-                                            <Tooltip delayDuration={1000}>
+                                            <Tooltip>
                                                 <TooltipTrigger asChild>
                                                     <button
                                                         type="button"
diff --git a/packages/ui/src/components/chat/TurnChangedFilesDropdown.tsx b/packages/ui/src/components/chat/TurnChangedFilesDropdown.tsx
index 61f92201..e7c81c5f 100644
--- a/packages/ui/src/components/chat/TurnChangedFilesDropdown.tsx
+++ b/packages/ui/src/components/chat/TurnChangedFilesDropdown.tsx
@@ -84,7 +84,7 @@ export const TurnChangedFilesDropdown: React.FC<TurnChangedFilesDropdownProps> =
 
     return (
         <Popover.Root open={isExpanded} onOpenChange={setIsExpanded}>
-            <Tooltip delayDuration={300}>
+            <Tooltip>
                 <TooltipTrigger asChild>
                     <Popover.Trigger
                         render={
@@ -113,7 +113,7 @@ export const TurnChangedFilesDropdown: React.FC<TurnChangedFilesDropdownProps> =
                 <Popover.Positioner side="top" align="start" sideOffset={4} collisionPadding={8}>
                     <Popover.Popup
                         style={changedFilesPopoverStyle}
-                        className={changedFilesPopoverClassName}
+                        className={`${changedFilesPopoverClassName} transition-all duration-150 ease-out data-[starting-style]:opacity-0 data-[starting-style]:scale-95 data-[ending-style]:opacity-0 data-[ending-style]:scale-95`}
                     >
                         <ChangedFilesList
                             files={changedFiles}
diff --git a/packages/ui/src/components/chat/changedFilesPopover.ts b/packages/ui/src/components/chat/changedFilesPopover.ts
index 95d5fe2d..ca4b6bcb 100644
--- a/packages/ui/src/components/chat/changedFilesPopover.ts
+++ b/packages/ui/src/components/chat/changedFilesPopover.ts
@@ -1,7 +1,7 @@
 import type { CSSProperties } from 'react';
 
 export const changedFilesPopoverClassName =
-    "w-max min-w-[280px] max-w-full rounded-xl p-1 shadow-[inset_0_1px_0_0_rgba(255,255,255,0.8),inset_0_0_0_1px_rgba(0,0,0,0.04),0_0_0_1px_rgba(0,0,0,0.10),0_1px_2px_-0.5px_rgba(0,0,0,0.08),0_4px_8px_-2px_rgba(0,0,0,0.08),0_12px_20px_-4px_rgba(0,0,0,0.08)] dark:shadow-[inset_0_1px_0_0_rgba(255,255,255,0.12),inset_0_0_0_1px_rgba(255,255,255,0.08),0_0_0_1px_rgba(0,0,0,0.36),0_1px_1px_-0.5px_rgba(0,0,0,0.22),0_3px_3px_-1.5px_rgba(0,0,0,0.20),0_6px_6px_-3px_rgba(0,0,0,0.16)] animate-in fade-in-0 zoom-in-95 duration-150";
+    "w-max min-w-[280px] max-w-full rounded-xl p-1 shadow-[inset_0_1px_0_0_rgba(255,255,255,0.8),inset_0_0_0_1px_rgba(0,0,0,0.04),0_0_0_1px_rgba(0,0,0,0.10),0_1px_2px_-0.5px_rgba(0,0,0,0.08),0_4px_8px_-2px_rgba(0,0,0,0.08),0_12px_20px_-4px_rgba(0,0,0,0.08)] dark:shadow-[inset_0_1px_0_0_rgba(255,255,255,0.12),inset_0_0_0_1px_rgba(255,255,255,0.08),0_0_0_1px_rgba(0,0,0,0.36),0_1px_1px_-0.5px_rgba(0,0,0,0.22),0_3px_3px_-1.5px_rgba(0,0,0,0.20),0_6px_6px_-3px_rgba(0,0,0,0.16)] origin-[var(--transform-origin)]";
 
 export const changedFilesPopoverStyle: CSSProperties = {
     maxWidth: 'calc(100cqw - 4ch)',
diff --git a/packages/ui/src/components/chat/message/MessageBody.tsx b/packages/ui/src/components/chat/message/MessageBody.tsx
index 0368a7dd..ff7bcf08 100644
--- a/packages/ui/src/components/chat/message/MessageBody.tsx
+++ b/packages/ui/src/components/chat/message/MessageBody.tsx
@@ -444,7 +444,7 @@ const UserMessageBody = React.memo(({ messageId, parts, isMobile, hasTouchInput,
                 )}
             >
                 {onRevert && (
-                <Tooltip delayDuration={1000}>
+                <Tooltip>
                     <TooltipTrigger asChild>
                         <Button
                                 type="button"
@@ -465,7 +465,7 @@ const UserMessageBody = React.memo(({ messageId, parts, isMobile, hasTouchInput,
                     </Tooltip>
                 )}
                 {onFork && (
-                    <Tooltip delayDuration={1000}>
+                    <Tooltip>
                         <TooltipTrigger asChild>
                             <Button
                                 type="button"
@@ -486,7 +486,7 @@ const UserMessageBody = React.memo(({ messageId, parts, isMobile, hasTouchInput,
                     </Tooltip>
                 )}
                 {canCopyMessage && hasCopyableText && (
-                    <Tooltip delayDuration={1000}>
+                    <Tooltip>
                         <TooltipTrigger asChild>
                             <Button
                                 type="button"
@@ -734,7 +734,7 @@ const AssistantMessageActionButtons = React.memo(({
     return (
         <>
             {onCopyMessage && (
-                <Tooltip delayDuration={1000}>
+                <Tooltip>
                     <TooltipTrigger asChild>
                         <Button
                             type="button"
@@ -773,7 +773,7 @@ const AssistantMessageActionButtons = React.memo(({
                     <TooltipContent sideOffset={6}>{t('chat.messageBody.actions.copyAnswer')}</TooltipContent>
                 </Tooltip>
             )}
-            <Tooltip delayDuration={1000}>
+            <Tooltip>
                 <TooltipTrigger asChild>
                     <Button
                         type="button"
@@ -799,7 +799,7 @@ const AssistantMessageActionButtons = React.memo(({
                 <TooltipContent sideOffset={6}>{isSharing ? t('chat.messageBody.actions.savingImage') : t('chat.messageBody.actions.saveAsImage')}</TooltipContent>
             </Tooltip>
             {showMessageTTSButtons && hasCopyableText && (
-                <Tooltip delayDuration={1000}>
+                <Tooltip>
                     <TooltipTrigger asChild>
                         <Button
                             type="button"
@@ -1698,7 +1698,7 @@ const AssistantMessageBody = React.memo(({
     const finalTurnActionButtons = (
         <>
             {canOpenMessagePreview && messagePreviewUrl ? (
-                <Tooltip delayDuration={1000}>
+                <Tooltip>
                     <TooltipTrigger asChild>
                         <Button
                             type="button"
@@ -1723,7 +1723,7 @@ const AssistantMessageBody = React.memo(({
                 </Tooltip>
             ) : null}
             {!isVSCode ? (
-                <Tooltip delayDuration={1000}>
+                <Tooltip>
                     <TooltipTrigger asChild>
                         <Button
                             type="button"
@@ -1743,7 +1743,7 @@ const AssistantMessageBody = React.memo(({
                     <TooltipContent sideOffset={6}>{t('chat.messageBody.actions.saveAsPlan')}</TooltipContent>
                 </Tooltip>
             ) : null}
-            <Tooltip delayDuration={1000}>
+            <Tooltip>
                 <TooltipTrigger asChild>
                     <Button
                         type="button"
@@ -1759,7 +1759,7 @@ const AssistantMessageBody = React.memo(({
                 <TooltipContent sideOffset={6}>{t('chat.messageBody.actions.startNewSession')}</TooltipContent>
             </Tooltip>
             {!isVSCode ? (
-                <Tooltip delayDuration={1000}>
+                <Tooltip>
                     <TooltipTrigger asChild>
                         <Button
                             type="button"
@@ -1846,7 +1846,7 @@ const AssistantMessageBody = React.memo(({
                         </div>
                         <div className="flex items-center gap-1.5">
                             {turnDurationText ? (
-                                <Tooltip delayDuration={300}>
+                                <Tooltip>
                                     <TooltipTrigger asChild>
                                         <span className="text-sm text-muted-foreground/60 tabular-nums flex items-center gap-1">
                                             <RiHourglassLine className="h-3.5 w-3.5" />
@@ -1857,7 +1857,7 @@ const AssistantMessageBody = React.memo(({
                                 </Tooltip>
                             ) : null}
                             {footerTimestamp ? (
-                                <Tooltip delayDuration={300}>
+                                <Tooltip>
                                     <TooltipTrigger asChild>
                                         <span
                                             className={footerTimestampClassName}
diff --git a/packages/ui/src/components/desktop/DesktopHostSwitcher.tsx b/packages/ui/src/components/desktop/DesktopHostSwitcher.tsx
index 34f57a14..6fcc8b71 100644
--- a/packages/ui/src/components/desktop/DesktopHostSwitcher.tsx
+++ b/packages/ui/src/components/desktop/DesktopHostSwitcher.tsx
@@ -928,7 +928,7 @@ export function DesktopHostSwitcherDialog({
                         )
                       )}
 
-                      <Tooltip delayDuration={700}>
+                      <Tooltip>
                         <TooltipTrigger asChild>
                           <button
                             type="button"
@@ -950,7 +950,7 @@ export function DesktopHostSwitcherDialog({
                         </TooltipContent>
                       </Tooltip>
 
-                      <Tooltip delayDuration={700}>
+                      <Tooltip>
                         <TooltipTrigger asChild>
                           <button
                             type="button"
@@ -1328,7 +1328,7 @@ export function DesktopHostSwitcherButton({ headerIconButtonClass }: DesktopHost
 
   return (
     <>
-      <Tooltip delayDuration={500}>
+      <Tooltip>
         <TooltipTrigger asChild>
           <button
             type="button"
diff --git a/packages/ui/src/components/layout/Header.tsx b/packages/ui/src/components/layout/Header.tsx
index 2579e62e..18025c0b 100644
--- a/packages/ui/src/components/layout/Header.tsx
+++ b/packages/ui/src/components/layout/Header.tsx
@@ -98,7 +98,7 @@ const HeaderIconActionButton = React.memo(function HeaderIconActionButton({
   }
 
   return (
-    <Tooltip delayDuration={500}>
+    <Tooltip>
       <TooltipTrigger asChild>
         <button
           type="button"
@@ -308,7 +308,7 @@ const DesktopServicesMenu = React.memo(function DesktopServicesMenu({
         }
       }}
     >
-      <Tooltip delayDuration={500}>
+      <Tooltip>
         <TooltipTrigger asChild>
           <DropdownMenuTrigger asChild>
             <button
@@ -1726,7 +1726,7 @@ export const Header: React.FC<HeaderProps> = ({
   const desktopSidebarActions = (
     <>
       {showPlanTab && (
-        <Tooltip delayDuration={500}>
+        <Tooltip>
           <TooltipTrigger asChild>
               <button
                 type="button"
@@ -1820,7 +1820,7 @@ export const Header: React.FC<HeaderProps> = ({
 
       <div className={cn('flex min-w-0 flex-1 items-center', !isSidebarOpen && 'pl-3')}>
         {!isLeftSidebarOpen ? (
-          <Tooltip delayDuration={500}>
+          <Tooltip>
             <TooltipTrigger asChild>
               <button
                 type="button"
@@ -1970,7 +1970,7 @@ export const Header: React.FC<HeaderProps> = ({
                     const isDiffTab = tab.icon === 'diff';
                     const Icon = isDiffTab ? null : (tab.icon as RemixiconComponentType);
                     return (
-                      <Tooltip key={tab.id} delayDuration={500}>
+                      <Tooltip key={tab.id}>
                         <TooltipTrigger asChild>
                           <button
                             type="button"
@@ -2039,7 +2039,7 @@ export const Header: React.FC<HeaderProps> = ({
                 }
               }}
             >
-              <Tooltip delayDuration={500}>
+              <Tooltip>
                 <TooltipTrigger asChild>
                   <DropdownMenuTrigger asChild>
                     <button
@@ -2293,7 +2293,7 @@ export const Header: React.FC<HeaderProps> = ({
             </DropdownMenu>
 
             {onToggleRightDrawer ? (
-              <Tooltip delayDuration={500}>
+              <Tooltip>
                 <TooltipTrigger asChild>
                   <button
                     type="button"
diff --git a/packages/ui/src/components/layout/ProjectActionsButton.tsx b/packages/ui/src/components/layout/ProjectActionsButton.tsx
index 4aaa5b75..31e33324 100644
--- a/packages/ui/src/components/layout/ProjectActionsButton.tsx
+++ b/packages/ui/src/components/layout/ProjectActionsButton.tsx
@@ -784,7 +784,7 @@ export const ProjectActionsButton = ({
               : <SelectedIcon className="h-5 w-5" />}
         </button>
         {showSelectedPreviewButton ? (
-          <Tooltip delayDuration={1000}>
+          <Tooltip>
             <TooltipTrigger asChild>
               <button
                 type="button"
@@ -882,7 +882,7 @@ export const ProjectActionsButton = ({
       </button>
 
       {showSelectedPreviewButton ? (
-        <Tooltip delayDuration={1000}>
+        <Tooltip>
           <TooltipTrigger asChild>
             <button
               type="button"
diff --git a/packages/ui/src/components/mcp/McpDropdown.tsx b/packages/ui/src/components/mcp/McpDropdown.tsx
index 9b559fb7..0acc8b62 100644
--- a/packages/ui/src/components/mcp/McpDropdown.tsx
+++ b/packages/ui/src/components/mcp/McpDropdown.tsx
@@ -152,7 +152,7 @@ export const McpDropdownContent: React.FC<McpDropdownContentProps> = ({ active,
             >
               <div className="min-w-0 flex-1">
                 <div className="flex items-center gap-2 min-w-0">
-                  <Tooltip delayDuration={300}>
+                  <Tooltip>
                     <TooltipTrigger asChild>
                       <span
                         className={cn(
@@ -305,7 +305,7 @@ export const McpDropdown: React.FC<McpDropdownProps> = ({ headerIconButtonClass
                     aria-label={tooltip}
                   />
                 ) : (
-                  <Tooltip delayDuration={300}>
+                  <Tooltip>
                     <TooltipTrigger asChild>
                       <span
                         className={cn(
@@ -427,7 +427,7 @@ export const McpDropdown: React.FC<McpDropdownProps> = ({ headerIconButtonClass
   // Desktop: use DropdownMenu
   return (
     <DropdownMenu open={open} onOpenChange={handleDropdownOpenChange}>
-      <Tooltip delayDuration={1000} open={open ? false : tooltipOpen} onOpenChange={handleTooltipOpenChange}>
+      <Tooltip open={open ? false : tooltipOpen} onOpenChange={handleTooltipOpenChange}>
         <TooltipTrigger asChild>
           <DropdownMenuTrigger asChild>
             {triggerButton}
diff --git a/packages/ui/src/components/multirun/MultiRunLauncher.tsx b/packages/ui/src/components/multirun/MultiRunLauncher.tsx
index ba1eccb7..004f9ce3 100644
--- a/packages/ui/src/components/multirun/MultiRunLauncher.tsx
+++ b/packages/ui/src/components/multirun/MultiRunLauncher.tsx
@@ -56,7 +56,7 @@ interface MultiRunLauncherProps {
 
 /** Info tooltip - small icon that shows helper text on hover */
 const InfoTip: React.FC<{ children: React.ReactNode }> = ({ children }) => (
-  <Tooltip delayDuration={200}>
+  <Tooltip>
     <TooltipTrigger asChild>
       <button type="button" tabIndex={-1} className="inline-flex items-center justify-center text-muted-foreground/50 hover:text-muted-foreground transition-colors">
         <RiInformationLine className="h-3.5 w-3.5" />
@@ -605,7 +605,7 @@ export const MultiRunLauncher: React.FC<MultiRunLauncherProps> = ({
           <h1 className="typography-ui-label font-medium">{t('multirun.launcher.title')}</h1>
           {onCancel && (
             <div className="absolute right-0 flex items-center pr-3">
-              <Tooltip delayDuration={500}>
+              <Tooltip>
                 <TooltipTrigger asChild>
                   <button
                     type="button"
@@ -845,7 +845,7 @@ export const MultiRunLauncher: React.FC<MultiRunLauncherProps> = ({
                   onChange={handleFileSelect}
                   accept="*/*"
                 />
-                <Tooltip delayDuration={300}>
+                <Tooltip>
                   <TooltipTrigger asChild>
                     <button
                       type="button"
diff --git a/packages/ui/src/components/sections/agents/AgentsPage.tsx b/packages/ui/src/components/sections/agents/AgentsPage.tsx
index 878a4765..62b52048 100644
--- a/packages/ui/src/components/sections/agents/AgentsPage.tsx
+++ b/packages/ui/src/components/sections/agents/AgentsPage.tsx
@@ -701,7 +701,7 @@ export const AgentsPage: React.FC = () => {
               <div className="flex min-w-0 flex-col gap-1.5">
                 <div className="flex items-center gap-1.5">
                   <span className="typography-ui-label text-foreground">{t('settings.agents.page.field.mode')}</span>
-                  <Tooltip delayDuration={1000}>
+                  <Tooltip>
                     <TooltipTrigger asChild>
                       <RiInformationLine className="h-3.5 w-3.5 text-muted-foreground/60 cursor-help" />
                     </TooltipTrigger>
@@ -778,7 +778,7 @@ export const AgentsPage: React.FC = () => {
               <div className={cn("flex min-w-0 flex-col", isMobile ? "w-full" : "sm:w-56 shrink-0")}>
                 <div className="flex items-center gap-1.5">
                   <span className="typography-ui-label text-foreground">{t('settings.agents.page.field.temperature')}</span>
-                  <Tooltip delayDuration={1000}>
+                  <Tooltip>
                     <TooltipTrigger asChild>
                       <RiInformationLine className="h-3.5 w-3.5 text-muted-foreground/60 cursor-help" />
                     </TooltipTrigger>
@@ -822,7 +822,7 @@ export const AgentsPage: React.FC = () => {
               <div className={cn("flex min-w-0 flex-col", isMobile ? "w-full" : "sm:w-56 shrink-0")}>
                 <div className="flex items-center gap-1.5">
                   <span className="typography-ui-label text-foreground">{t('settings.agents.page.field.topP')}</span>
-                  <Tooltip delayDuration={1000}>
+                  <Tooltip>
                     <TooltipTrigger asChild>
                       <RiInformationLine className="h-3.5 w-3.5 text-muted-foreground/60 cursor-help" />
                     </TooltipTrigger>
diff --git a/packages/ui/src/components/sections/git-identities/GitIdentityEditorDialog.tsx b/packages/ui/src/components/sections/git-identities/GitIdentityEditorDialog.tsx
index 8a777d47..e085faf2 100644
--- a/packages/ui/src/components/sections/git-identities/GitIdentityEditorDialog.tsx
+++ b/packages/ui/src/components/sections/git-identities/GitIdentityEditorDialog.tsx
@@ -296,7 +296,7 @@ export const GitIdentityEditorDialog: React.FC<GitIdentityEditorDialogProps> = (
                 <div className="flex items-center gap-1.5 mb-1.5">
                   <label className="typography-ui-label text-foreground">{t('settings.gitIdentities.editor.field.userName')}</label>
                   {!isGlobalProfile && <span className="text-[var(--status-error)] text-xs">*</span>}
-                  <Tooltip delayDuration={1000}>
+                  <Tooltip>
                     <TooltipTrigger asChild>
                       <RiInformationLine className="h-3.5 w-3.5 text-muted-foreground/60 cursor-help" />
                     </TooltipTrigger>
@@ -320,7 +320,7 @@ export const GitIdentityEditorDialog: React.FC<GitIdentityEditorDialogProps> = (
                 <div className="flex items-center gap-1.5 mb-1.5">
                   <label className="typography-ui-label text-foreground">{t('settings.gitIdentities.editor.field.emailAddress')}</label>
                   {!isGlobalProfile && <span className="text-[var(--status-error)] text-xs">*</span>}
-                  <Tooltip delayDuration={1000}>
+                  <Tooltip>
                     <TooltipTrigger asChild>
                       <RiInformationLine className="h-3.5 w-3.5 text-muted-foreground/60 cursor-help" />
                     </TooltipTrigger>
@@ -373,7 +373,7 @@ export const GitIdentityEditorDialog: React.FC<GitIdentityEditorDialogProps> = (
                     <div>
                       <div className="flex items-center gap-1.5 mb-1.5">
                         <label className="typography-ui-label text-foreground">{t('settings.gitIdentities.editor.field.sshKeyPath')}</label>
-                        <Tooltip delayDuration={1000}>
+                        <Tooltip>
                           <TooltipTrigger asChild>
                             <RiInformationLine className="h-3.5 w-3.5 text-muted-foreground/60 cursor-help" />
                           </TooltipTrigger>
@@ -396,7 +396,7 @@ export const GitIdentityEditorDialog: React.FC<GitIdentityEditorDialogProps> = (
                       <div className="flex items-center gap-1.5 mb-1.5">
                         <label className="typography-ui-label text-foreground">{t('settings.gitIdentities.editor.field.host')}</label>
                         <span className="text-[var(--status-error)] text-xs">*</span>
-                        <Tooltip delayDuration={1000}>
+                        <Tooltip>
                           <TooltipTrigger asChild>
                             <RiInformationLine className="h-3.5 w-3.5 text-muted-foreground/60 cursor-help" />
                           </TooltipTrigger>
diff --git a/packages/ui/src/components/sections/magic-prompts/MagicPromptsPage.tsx b/packages/ui/src/components/sections/magic-prompts/MagicPromptsPage.tsx
index 5a1679df..967af3e6 100644
--- a/packages/ui/src/components/sections/magic-prompts/MagicPromptsPage.tsx
+++ b/packages/ui/src/components/sections/magic-prompts/MagicPromptsPage.tsx
@@ -267,7 +267,7 @@ export const MagicPromptsPage: React.FC = () => {
           <div className="space-y-1">
             <div className="flex items-center gap-2">
               <h2 className="typography-ui-header font-semibold text-foreground">{tUnsafe(pageConfig.titleKey)}</h2>
-              <Tooltip delayDuration={700}>
+              <Tooltip>
                 <TooltipTrigger asChild>
                   <RiInformationLine className="h-3.5 w-3.5 text-muted-foreground/60 cursor-help" />
                 </TooltipTrigger>
@@ -304,7 +304,7 @@ export const MagicPromptsPage: React.FC = () => {
               <div className="space-y-1">
                 <div className="flex flex-wrap items-center gap-2">
                   <h3 className="typography-ui-label text-foreground">{tUnsafe(block.titleKey)}</h3>
-                  <Tooltip delayDuration={700}>
+                  <Tooltip>
                     <TooltipTrigger asChild>
                       <RiInformationLine className="h-3.5 w-3.5 text-muted-foreground/60 cursor-help" />
                     </TooltipTrigger>
diff --git a/packages/ui/src/components/sections/openchamber/GitHubSettings.tsx b/packages/ui/src/components/sections/openchamber/GitHubSettings.tsx
index 0b88a045..89c75a16 100644
--- a/packages/ui/src/components/sections/openchamber/GitHubSettings.tsx
+++ b/packages/ui/src/components/sections/openchamber/GitHubSettings.tsx
@@ -244,7 +244,7 @@ export const GitHubSettings: React.FC = () => {
       <div className="mb-3 px-1 flex items-start justify-between gap-4">
         <div className="flex items-center gap-2">
           <h3 className="typography-ui-header font-semibold text-foreground">GitHub</h3>
-          <Tooltip delayDuration={1000}>
+          <Tooltip>
             <TooltipTrigger asChild>
               <RiInformationLine className="h-3.5 w-3.5 text-muted-foreground/60 cursor-help" />
             </TooltipTrigger>
diff --git a/packages/ui/src/components/sections/openchamber/KeyboardShortcutsSettings.tsx b/packages/ui/src/components/sections/openchamber/KeyboardShortcutsSettings.tsx
index e2efe3c6..0ad40f3e 100644
--- a/packages/ui/src/components/sections/openchamber/KeyboardShortcutsSettings.tsx
+++ b/packages/ui/src/components/sections/openchamber/KeyboardShortcutsSettings.tsx
@@ -153,7 +153,7 @@ export const KeyboardShortcutsSettings: React.FC = () => {
           >
             {t('settings.openchamber.keyboardShortcuts.actions.resetAll')}
           </Button>
-          <Tooltip delayDuration={1000}>
+          <Tooltip>
             <TooltipTrigger asChild>
               <RiInformationLine className="h-3.5 w-3.5 text-muted-foreground/60 cursor-help" />
             </TooltipTrigger>
diff --git a/packages/ui/src/components/sections/openchamber/NotificationSettings.tsx b/packages/ui/src/components/sections/openchamber/NotificationSettings.tsx
index 8f9b1911..e91bf09b 100644
--- a/packages/ui/src/components/sections/openchamber/NotificationSettings.tsx
+++ b/packages/ui/src/components/sections/openchamber/NotificationSettings.tsx
@@ -804,7 +804,7 @@ export const NotificationSettings: React.FC = () => {
                   <div className="flex min-w-0 flex-col sm:w-56 shrink-0">
                     <div className="flex items-center gap-2">
                       <span className="typography-ui-label text-foreground">{t('settings.notifications.page.summary.modelLabel')}</span>
-                      <Tooltip delayDuration={1000}>
+                      <Tooltip>
                         <TooltipTrigger asChild>
                           <RiInformationLine className="h-3.5 w-3.5 text-muted-foreground/60 cursor-help" />
                         </TooltipTrigger>
diff --git a/packages/ui/src/components/sections/openchamber/OpenChamberVisualSettings.tsx b/packages/ui/src/components/sections/openchamber/OpenChamberVisualSettings.tsx
index 6ed0308b..93b29462 100644
--- a/packages/ui/src/components/sections/openchamber/OpenChamberVisualSettings.tsx
+++ b/packages/ui/src/components/sections/openchamber/OpenChamberVisualSettings.tsx
@@ -689,7 +689,7 @@ export const OpenChamberVisualSettings: React.FC<OpenChamberVisualSettingsProps>
                                     >
                                         {themesReloading ? t('settings.openchamber.visual.actions.reloadingThemes') : t('settings.openchamber.visual.actions.reloadThemes')}
                                     </button>
-                                    <Tooltip delayDuration={700}>
+                                    <Tooltip>
                                         <TooltipTrigger asChild>
                                             <button
                                                 type="button"
@@ -1029,7 +1029,7 @@ export const OpenChamberVisualSettings: React.FC<OpenChamberVisualSettingsProps>
                                     <div className={cn("flex min-w-0 flex-col", isMobile ? "w-full" : "w-56 shrink-0")}>
                                         <div className="flex items-center gap-1.5">
                                             <span className="typography-ui-label text-foreground">{t('settings.openchamber.visual.field.inputBarOffset')}</span>
-                                            <Tooltip delayDuration={1000}>
+                                            <Tooltip>
                                                 <TooltipTrigger asChild>
                                                     <RiInformationLine className="h-3.5 w-3.5 text-muted-foreground/60 cursor-help" />
                                                 </TooltipTrigger>
@@ -1095,7 +1095,7 @@ export const OpenChamberVisualSettings: React.FC<OpenChamberVisualSettingsProps>
                                     />
                                     <div className="flex min-w-0 items-center gap-1.5">
                                         <span className="typography-ui-label text-foreground">{t('settings.openchamber.visual.field.terminalQuickKeys')}</span>
-                                        <Tooltip delayDuration={1000}>
+                                        <Tooltip>
                                             <TooltipTrigger asChild>
                                                 <RiInformationLine className="h-3.5 w-3.5 text-muted-foreground/60 cursor-help" />
                                             </TooltipTrigger>
@@ -1551,7 +1551,7 @@ export const OpenChamberVisualSettings: React.FC<OpenChamberVisualSettingsProps>
                                             />
                                             <div className="flex min-w-0 items-center gap-1.5">
                                                 <span className="typography-ui-label text-foreground">{t('settings.openchamber.visual.field.showSplitAssistantMessageActions')}</span>
-                                                <Tooltip delayDuration={1000}>
+                                                <Tooltip>
                                                     <TooltipTrigger asChild>
                                                         <RiInformationLine className="h-3.5 w-3.5 cursor-help text-muted-foreground/60" />
                                                     </TooltipTrigger>
@@ -1653,7 +1653,7 @@ export const OpenChamberVisualSettings: React.FC<OpenChamberVisualSettingsProps>
                                             />
                                             <div className="flex min-w-0 items-center gap-1.5">
                                                 <span className="typography-ui-label text-foreground">{t('settings.openchamber.visual.field.queueMessagesByDefault')}</span>
-                                                <Tooltip delayDuration={1000}>
+                                                <Tooltip>
                                                     <TooltipTrigger asChild>
                                                         <RiInformationLine className="h-3.5 w-3.5 text-muted-foreground/60 cursor-help" />
                                                     </TooltipTrigger>
diff --git a/packages/ui/src/components/sections/openchamber/OpenCodeCliSettings.tsx b/packages/ui/src/components/sections/openchamber/OpenCodeCliSettings.tsx
index 3c68624a..47fbac08 100644
--- a/packages/ui/src/components/sections/openchamber/OpenCodeCliSettings.tsx
+++ b/packages/ui/src/components/sections/openchamber/OpenCodeCliSettings.tsx
@@ -93,7 +93,7 @@ export const OpenCodeCliSettings: React.FC = () => {
           <h3 className="typography-ui-header font-medium text-foreground">
             {t('settings.openchamber.opencodeCli.title')}
           </h3>
-          <Tooltip delayDuration={1000}>
+          <Tooltip>
             <TooltipTrigger asChild>
               <RiInformationLine className="h-3.5 w-3.5 text-muted-foreground/60 cursor-help" />
             </TooltipTrigger>
diff --git a/packages/ui/src/components/sections/openchamber/SessionRetentionSettings.tsx b/packages/ui/src/components/sections/openchamber/SessionRetentionSettings.tsx
index 2328c7cd..15dbff08 100644
--- a/packages/ui/src/components/sections/openchamber/SessionRetentionSettings.tsx
+++ b/packages/ui/src/components/sections/openchamber/SessionRetentionSettings.tsx
@@ -63,7 +63,7 @@ export const SessionRetentionSettings: React.FC = () => {
           <h3 className="typography-ui-header font-medium text-foreground">
             {t('settings.openchamber.sessionRetention.title')}
           </h3>
-          <Tooltip delayDuration={1000}>
+          <Tooltip>
             <TooltipTrigger asChild>
               <RiInformationLine className="h-3.5 w-3.5 text-muted-foreground/60 cursor-help" />
             </TooltipTrigger>
diff --git a/packages/ui/src/components/sections/openchamber/TunnelSettings.tsx b/packages/ui/src/components/sections/openchamber/TunnelSettings.tsx
index c1e9901f..49d94605 100644
--- a/packages/ui/src/components/sections/openchamber/TunnelSettings.tsx
+++ b/packages/ui/src/components/sections/openchamber/TunnelSettings.tsx
@@ -1210,7 +1210,7 @@ export const TunnelSettings: React.FC = () => {
               <p className="typography-ui-label text-foreground">{t('settings.openchamber.tunnel.field.tunnelType')}</p>
               <div className="flex flex-wrap items-center gap-1">
                 {TUNNEL_MODE_OPTIONS.map((option) => (
-                  <Tooltip key={option.value} delayDuration={700}>
+                  <Tooltip key={option.value}>
                     <TooltipTrigger asChild>
                       <Button
                         variant="chip"
@@ -1481,7 +1481,7 @@ export const TunnelSettings: React.FC = () => {
 
               <div className="flex items-center gap-1.5">
                 <p className="typography-meta text-muted-foreground/80">{t('settings.openchamber.tunnel.note.tokensSavedPerTunnel')}</p>
-                <Tooltip delayDuration={700}>
+                <Tooltip>
                   <TooltipTrigger asChild>
                     <button
                       type="button"
diff --git a/packages/ui/src/components/sections/openchamber/VoiceSettings.tsx b/packages/ui/src/components/sections/openchamber/VoiceSettings.tsx
index 8b5451fa..70097362 100644
--- a/packages/ui/src/components/sections/openchamber/VoiceSettings.tsx
+++ b/packages/ui/src/components/sections/openchamber/VoiceSettings.tsx
@@ -443,7 +443,7 @@ export const VoiceSettings: React.FC = () => {
                                 <div className="flex min-w-0 flex-col gap-1.5">
                                     <div className="flex items-center gap-1.5">
                                         <span className="typography-ui-label text-foreground">{t('settings.voice.page.field.provider')}</span>
-                                        <Tooltip delayDuration={1000}>
+                                        <Tooltip>
                                             <TooltipTrigger asChild>
                                                 <RiInformationLine className="h-3.5 w-3.5 text-muted-foreground/60 cursor-help" />
                                             </TooltipTrigger>
@@ -732,7 +732,7 @@ export const VoiceSettings: React.FC = () => {
                             <div className="flex min-w-0 flex-col gap-1.5">
                                 <div className="flex items-center gap-1.5">
                                     <span className="typography-ui-label text-foreground">{t('settings.voice.page.field.provider')}</span>
-                                    <Tooltip delayDuration={1000}>
+                                    <Tooltip>
                                         <TooltipTrigger asChild>
                                             <RiInformationLine className="h-3.5 w-3.5 text-muted-foreground/60 cursor-help" />
                                         </TooltipTrigger>
diff --git a/packages/ui/src/components/sections/openchamber/WorktreeSectionContent.tsx b/packages/ui/src/components/sections/openchamber/WorktreeSectionContent.tsx
index 77bc8b64..20a2f807 100644
--- a/packages/ui/src/components/sections/openchamber/WorktreeSectionContent.tsx
+++ b/packages/ui/src/components/sections/openchamber/WorktreeSectionContent.tsx
@@ -273,7 +273,7 @@ export const WorktreeSectionContent: React.FC<WorktreeSectionContentProps> = ({
         <div className="mb-1 px-1">
           <div className="flex items-center gap-2">
             <h3 className="typography-ui-header font-normal text-foreground">{t('settings.openchamber.worktrees.setup.title')}</h3>
-            <Tooltip delayDuration={1000}>
+            <Tooltip>
               <TooltipTrigger asChild>
                 <RiInformationLine className="h-3.5 w-3.5 text-muted-foreground/60 cursor-help" />
               </TooltipTrigger>
@@ -332,7 +332,7 @@ export const WorktreeSectionContent: React.FC<WorktreeSectionContentProps> = ({
         <div className="mb-1 px-1">
           <div className="flex items-center gap-2">
             <h3 className="typography-ui-header font-normal text-foreground">{t('settings.openchamber.worktrees.list.title')}</h3>
-            <Tooltip delayDuration={1000}>
+            <Tooltip>
               <TooltipTrigger asChild>
                 <RiInformationLine className="h-3.5 w-3.5 text-muted-foreground/60 cursor-help" />
               </TooltipTrigger>
diff --git a/packages/ui/src/components/sections/projects/ProjectActionsSection.tsx b/packages/ui/src/components/sections/projects/ProjectActionsSection.tsx
index 75108997..e69f9f60 100644
--- a/packages/ui/src/components/sections/projects/ProjectActionsSection.tsx
+++ b/packages/ui/src/components/sections/projects/ProjectActionsSection.tsx
@@ -362,7 +362,7 @@ export const ProjectActionsSection: React.FC<ProjectActionsSectionProps> = ({ pr
                                 placeholder={t('settings.projects.actions.field.overrideUrlPlaceholder')}
                                 className="h-7 w-full max-w-[24rem]"
                               />
-                              <Tooltip delayDuration={1000}>
+                              <Tooltip>
                                 <TooltipTrigger asChild>
                                   <RiInformationLine className="h-3.5 w-3.5 shrink-0 text-muted-foreground/60 cursor-help" />
                                 </TooltipTrigger>
diff --git a/packages/ui/src/components/sections/providers/ProvidersPage.tsx b/packages/ui/src/components/sections/providers/ProvidersPage.tsx
index c446aac3..b42e9388 100644
--- a/packages/ui/src/components/sections/providers/ProvidersPage.tsx
+++ b/packages/ui/src/components/sections/providers/ProvidersPage.tsx
@@ -634,7 +634,7 @@ export const ProvidersPage: React.FC = () => {
                   <div className="py-1.5">
                     <label className="typography-ui-label text-foreground flex items-center gap-1.5">
                       {t('settings.providers.page.auth.apiKeyLabel')}
-                      <Tooltip delayDuration={1000}>
+                      <Tooltip>
                         <TooltipTrigger asChild>
                           <RiInformationLine className="h-3.5 w-3.5 text-muted-foreground/60 cursor-help" />
                         </TooltipTrigger>
@@ -837,7 +837,7 @@ export const ProvidersPage: React.FC = () => {
                 <div className="py-1.5">
                   <label className="typography-ui-label text-foreground flex items-center gap-1.5">
                     {t('settings.providers.page.auth.apiKeyLabel')}
-                    <Tooltip delayDuration={1000}>
+                    <Tooltip>
                       <TooltipTrigger asChild>
                         <RiInformationLine className="h-3.5 w-3.5 text-muted-foreground/60 cursor-help" />
                       </TooltipTrigger>
diff --git a/packages/ui/src/components/sections/remote-instances/RemoteInstancesPage.tsx b/packages/ui/src/components/sections/remote-instances/RemoteInstancesPage.tsx
index a8c8e2d7..ae0c544b 100644
--- a/packages/ui/src/components/sections/remote-instances/RemoteInstancesPage.tsx
+++ b/packages/ui/src/components/sections/remote-instances/RemoteInstancesPage.tsx
@@ -150,7 +150,7 @@ const HintLabel: React.FC<{ label: string; hint: React.ReactNode }> = ({ label,
   return (
     <span className="inline-flex items-center gap-1 typography-meta text-muted-foreground">
       <span>{label}</span>
-      <Tooltip delayDuration={700}>
+      <Tooltip>
         <TooltipTrigger asChild>
           <RiInformationLine className="h-3.5 w-3.5 text-muted-foreground/60 cursor-help" />
         </TooltipTrigger>
diff --git a/packages/ui/src/components/sections/usage/UsagePage.tsx b/packages/ui/src/components/sections/usage/UsagePage.tsx
index 286445c2..fb0222f6 100644
--- a/packages/ui/src/components/sections/usage/UsagePage.tsx
+++ b/packages/ui/src/components/sections/usage/UsagePage.tsx
@@ -192,7 +192,7 @@ export const UsagePage: React.FC = () => {
               />
               <div className="flex min-w-0 items-center gap-1.5">
               <span className="typography-ui-label text-foreground">{t('settings.usage.page.options.showInHeader')}</span>
-              <Tooltip delayDuration={1000}>
+              <Tooltip>
                 <TooltipTrigger asChild>
                   <RiInformationLine className="h-3.5 w-3.5 text-muted-foreground/60 cursor-help" />
                 </TooltipTrigger>
diff --git a/packages/ui/src/components/sections/usage/UsageSidebar.tsx b/packages/ui/src/components/sections/usage/UsageSidebar.tsx
index b84dd3f2..7852c85b 100644
--- a/packages/ui/src/components/sections/usage/UsageSidebar.tsx
+++ b/packages/ui/src/components/sections/usage/UsageSidebar.tsx
@@ -85,7 +85,7 @@ export const UsageSidebar: React.FC<UsageSidebarProps> = ({ onItemSelect }) => {
         <div className="flex items-center justify-between gap-2">
           <span className="typography-meta text-muted-foreground">{t('settings.usage.sidebar.total', { count: QUOTA_PROVIDERS.length })}</span>
           <div className="flex items-center gap-2">
-            <Tooltip delayDuration={700}>
+            <Tooltip>
               <TooltipTrigger asChild>
                 <span className="inline-flex">
                   <Checkbox
diff --git a/packages/ui/src/components/session/BranchPickerDialog.tsx b/packages/ui/src/components/session/BranchPickerDialog.tsx
index 63a42167..385350b2 100644
--- a/packages/ui/src/components/session/BranchPickerDialog.tsx
+++ b/packages/ui/src/components/session/BranchPickerDialog.tsx
@@ -435,7 +435,7 @@ export function BranchPickerDialog({ open, onOpenChange, project }: BranchPicker
 
                     {!isEditing && !isConfirming ? (
                       <div className="flex items-center gap-1 flex-shrink-0">
-                        <Tooltip delayDuration={700}>
+                        <Tooltip>
                           <TooltipTrigger asChild>
                             <button
                               type="button"
@@ -456,7 +456,7 @@ export function BranchPickerDialog({ open, onOpenChange, project }: BranchPicker
                           </TooltipContent>
                         </Tooltip>
 
-                        <Tooltip delayDuration={700}>
+                        <Tooltip>
                           <TooltipTrigger asChild>
                             <button
                               type="button"
@@ -473,7 +473,7 @@ export function BranchPickerDialog({ open, onOpenChange, project }: BranchPicker
                           </TooltipContent>
                         </Tooltip>
 
-                        <Tooltip delayDuration={700}>
+                        <Tooltip>
                           <TooltipTrigger asChild>
                             <button
                               type="button"
diff --git a/packages/ui/src/components/session/NewWorktreeDialog.tsx b/packages/ui/src/components/session/NewWorktreeDialog.tsx
index 509e8eb0..922fbdef 100644
--- a/packages/ui/src/components/session/NewWorktreeDialog.tsx
+++ b/packages/ui/src/components/session/NewWorktreeDialog.tsx
@@ -657,46 +657,39 @@ export function NewWorktreeDialog({
     void loadDefaultSourceBranch();
   }, [branches, projectDirectory, newBranchState.sourceBranch]);
 
-  // Reset state when dialog opens/closes
+  // Reset state on each open. Resetting on close would empty the form during
+  // the close animation, causing visible flicker.
   React.useEffect(() => {
-    if (!open) {
-      setMode('new-branch');
-      setNewBranchState({
-        branchName: '',
-        worktreeName: '',
-        isSyncingWorktreeName: true,
-        sourceBranch: '',
-        linkedIssue: null,
-        linkedPr: null,
-        includePrDiff: false,
-      });
-      setExistingBranchState({
-        selectedBranch: '',
-        worktreeName: '',
-      });
-      setExistingBranchDropdownOpen(false);
-      setSourceBranchDropdownOpen(false);
-      setExistingBranchPickerOpen(false);
-      setSourceBranchPickerOpen(false);
-      setExistingBranchQuery('');
-      setSourceBranchQuery('');
-      setValidation({
-        isValidating: false,
-        branchError: null,
-        worktreeError: null,
-        touched: false,
-      });
-      return;
-    }
-    
-    // Generate unique slug when dialog opens
+    if (!open) return;
+
+    setMode('new-branch');
+    setExistingBranchState({
+      selectedBranch: '',
+      worktreeName: '',
+    });
+    setExistingBranchDropdownOpen(false);
+    setSourceBranchDropdownOpen(false);
+    setExistingBranchPickerOpen(false);
+    setSourceBranchPickerOpen(false);
+    setExistingBranchQuery('');
+    setSourceBranchQuery('');
+    setValidation({
+      isValidating: false,
+      branchError: null,
+      worktreeError: null,
+      touched: false,
+    });
+
     const uniqueSlug = generateUniqueSlug();
-    setNewBranchState(prev => ({
-      ...prev,
+    setNewBranchState({
       branchName: uniqueSlug,
       worktreeName: uniqueSlug,
       isSyncingWorktreeName: true,
-    }));
+      sourceBranch: '',
+      linkedIssue: null,
+      linkedPr: null,
+      includePrDiff: false,
+    });
   }, [open, generateUniqueSlug]);
 
   // Sync worktree name with branch name for new-branch mode
diff --git a/packages/ui/src/components/session/ScheduledTaskEditorDialog.tsx b/packages/ui/src/components/session/ScheduledTaskEditorDialog.tsx
index 332d2a2d..00aa1343 100644
--- a/packages/ui/src/components/session/ScheduledTaskEditorDialog.tsx
+++ b/packages/ui/src/components/session/ScheduledTaskEditorDialog.tsx
@@ -1,5 +1,5 @@
 import * as React from 'react';
-import * as DialogPrimitive from '@radix-ui/react-dialog';
+import { Dialog, DialogContent, DialogTitle, DialogDescription } from '@/components/ui/dialog';
 import { cn } from '@/lib/utils';
 import { ScrollShadow } from '@/components/ui/ScrollShadow';
 import { Input } from '@/components/ui/input';
@@ -1456,7 +1456,7 @@ export function ScheduledTaskEditorDialog(props: {
   }
 
   return (
-    <DialogPrimitive.Root
+    <Dialog
       open={open}
       onOpenChange={(next) => {
         if (!next && hasOpenFloatingMenu()) {
@@ -1465,55 +1465,35 @@ export function ScheduledTaskEditorDialog(props: {
         onOpenChange(next);
       }}
     >
-      <DialogPrimitive.Portal>
-        <DialogPrimitive.Overlay className="fixed inset-0 z-50 bg-black/50 dark:bg-black/75" />
-        <DialogPrimitive.Content
-          aria-describedby={descriptionId}
-          className={cn(
-            'fixed z-50 top-[50%] left-[50%] translate-x-[-50%] translate-y-[-50%]',
-            'w-[90vw] max-w-[720px] h-[680px] max-h-[85vh]',
-            'flex flex-col rounded-xl border shadow-none overflow-hidden',
-            'bg-background'
-          )}
+      <DialogContent
+        aria-describedby={descriptionId}
+        className="!max-w-[720px] w-[90vw] h-[680px] max-h-[85vh] gap-0 p-0 overflow-hidden"
+      >
+        <DialogDescription id={descriptionId} className="sr-only">
+          {description}
+        </DialogDescription>
+
+        <header className="shrink-0 px-4 sm:px-6 pt-5 pb-3">
+          <div className="mx-auto w-full max-w-2xl">
+            <DialogTitle className="typography-ui-label font-medium text-foreground">
+              {title}
+            </DialogTitle>
+            <p className="typography-meta mt-0.5 text-muted-foreground">{description}</p>
+          </div>
+        </header>
+
+        <ScrollShadow
+          className="flex-1 min-h-0 overflow-auto [scrollbar-gutter:stable_both-edges]"
+          size={64}
+          hideTopShadow
         >
-          <div className="absolute right-0.5 top-0.5 z-50">
-            <button
-              type="button"
-              onClick={() => onOpenChange(false)}
-              aria-label={t('sessions.scheduledTasks.editor.actions.closeAria')}
-              className="inline-flex h-7 w-7 items-center justify-center rounded-md p-0.5 text-muted-foreground hover:bg-interactive-hover/50 hover:text-foreground focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-primary"
-            >
-              <RiCloseLine className="h-5 w-5" />
-            </button>
-          </div>
-          <DialogPrimitive.Description id={descriptionId} className="sr-only">
-            {description}
-          </DialogPrimitive.Description>
+          <div className="mx-auto w-full max-w-2xl px-4 sm:px-6 pb-5">{formBody}</div>
+        </ScrollShadow>
 
-          <header className="shrink-0 px-4 sm:px-6 pt-5 pb-3">
-            <div className="mx-auto w-full max-w-2xl">
-              <DialogPrimitive.Title className="typography-ui-label font-medium text-foreground">
-                {title}
-              </DialogPrimitive.Title>
-              <p className="typography-meta mt-0.5 text-muted-foreground">
-                {description}
-              </p>
-            </div>
-          </header>
-
-          <ScrollShadow className="flex-1 min-h-0 overflow-auto [scrollbar-gutter:stable_both-edges]" size={64} hideTopShadow>
-            <div className="mx-auto w-full max-w-2xl px-4 sm:px-6 pb-5">
-              {formBody}
-            </div>
-          </ScrollShadow>
-
-          <div className="shrink-0 px-4 sm:px-6 py-3">
-            <div className="mx-auto w-full max-w-2xl">
-              {footerRow}
-            </div>
-          </div>
-        </DialogPrimitive.Content>
-      </DialogPrimitive.Portal>
-    </DialogPrimitive.Root>
+        <div className="shrink-0 px-4 sm:px-6 py-3">
+          <div className="mx-auto w-full max-w-2xl">{footerRow}</div>
+        </div>
+      </DialogContent>
+    </Dialog>
   );
 }
diff --git a/packages/ui/src/components/session/ScheduledTasksDialog.tsx b/packages/ui/src/components/session/ScheduledTasksDialog.tsx
index 3af907cc..a4a59fb2 100644
--- a/packages/ui/src/components/session/ScheduledTasksDialog.tsx
+++ b/packages/ui/src/components/session/ScheduledTasksDialog.tsx
@@ -192,7 +192,9 @@ export function ScheduledTasksDialog() {
 
   const [selectedProjectID, setSelectedProjectID] = React.useState<string>('');
   const [tasks, setTasks] = React.useState<ScheduledTask[]>([]);
-  const [loading, setLoading] = React.useState(false);
+  // Start in loading state so the first frame after open shows the spinner,
+  // not an empty/select-project flash before the fetch effect runs.
+  const [loading, setLoading] = React.useState(true);
   const [editorOpen, setEditorOpen] = React.useState(false);
   const [editorTask, setEditorTask] = React.useState<ScheduledTask | null>(null);
   const [mutatingTaskID, setMutatingTaskID] = React.useState<string | null>(null);
@@ -276,6 +278,7 @@ export function ScheduledTasksDialog() {
       void reloadTasks(preferredProjectID);
     } else {
       setTasks([]);
+      setLoading(false);
     }
   }, [open, activeProject, projects, reloadTasks]);
 
@@ -427,6 +430,7 @@ export function ScheduledTasksDialog() {
         projectSelector
       )}
 
+      <div className="min-h-[280px]">
       {loading ? (
         <div className="flex items-center gap-2 typography-meta text-muted-foreground">
           <RiLoader4Line className="h-4 w-4 animate-spin" /> {t('sessions.scheduledTasks.dialog.loading')}
@@ -579,6 +583,7 @@ export function ScheduledTasksDialog() {
           })}
         </div>
       )}
+      </div>
     </div>
   );
 
diff --git a/packages/ui/src/components/session/sidebar/sortableItems.tsx b/packages/ui/src/components/session/sidebar/sortableItems.tsx
index bd31aec5..33aea845 100644
--- a/packages/ui/src/components/session/sidebar/sortableItems.tsx
+++ b/packages/ui/src/components/session/sidebar/sortableItems.tsx
@@ -166,7 +166,7 @@ export const SortableProjectItem: React.FC<SortableProjectItemProps> = ({
             style={{ backgroundColor: isDesktopShell && isStuck ? 'transparent' : undefined }}
           >
             <div className="relative flex items-center gap-1 px-0.5 py-0.5" {...attributes}>
-              <Tooltip delayDuration={1500}>
+              <Tooltip>
                 <TooltipTrigger asChild>
                     <button
                       type="button"
diff --git a/packages/ui/src/components/ui/CommandPalette.tsx b/packages/ui/src/components/ui/CommandPalette.tsx
index 8b43c775..e557d90b 100644
--- a/packages/ui/src/components/ui/CommandPalette.tsx
+++ b/packages/ui/src/components/ui/CommandPalette.tsx
@@ -108,8 +108,10 @@ export const CommandPalette: React.FC = () => {
   const trimmedQuery = debouncedQuery.trim();
   const liveTrimmed = query.trim();
 
+  // Clear query on open (not close) so content stays visible through the
+  // close animation instead of emptying mid-flight.
   React.useEffect(() => {
-    if (!isCommandPaletteOpen) setQuery('');
+    if (isCommandPaletteOpen) setQuery('');
   }, [isCommandPaletteOpen]);
 
   // Lazy-load git status for every session directory we plan to display so that
@@ -418,10 +420,7 @@ export const CommandPalette: React.FC = () => {
         <DialogTitle>{t('commandPalette.title')}</DialogTitle>
         <DialogDescription>{t('commandPalette.description')}</DialogDescription>
       </DialogHeader>
-      <DialogContent
-        className="overflow-hidden p-0 transform-gpu will-change-transform"
-        showCloseButton
-      >
+      <DialogContent className="overflow-hidden p-0" showCloseButton>
         <Command
           shouldFilter={false}
           className="[&_[cmdk-group-heading]]:text-muted-foreground [&_[cmdk-group-heading]]:px-2 [&_[cmdk-group-heading]]:font-medium [&_[cmdk-group]]:px-2 [&_[cmdk-group]:not([hidden])_~[cmdk-group]]:pt-0 [&_[cmdk-input-wrapper]_svg]:h-4 [&_[cmdk-input-wrapper]_svg]:w-4 [&_[cmdk-input]]:h-8 [&_[cmdk-item]]:px-2 [&_[cmdk-item]]:py-1.5 [&_[cmdk-item]_svg]:h-4 [&_[cmdk-item]_svg]:w-4 [&_[cmdk-item]]:typography-meta"
diff --git a/packages/ui/src/components/ui/ContextUsageDisplay.tsx b/packages/ui/src/components/ui/ContextUsageDisplay.tsx
index bfd504b1..ac4117be 100644
--- a/packages/ui/src/components/ui/ContextUsageDisplay.tsx
+++ b/packages/ui/src/components/ui/ContextUsageDisplay.tsx
@@ -158,7 +158,7 @@ export const ContextUsageDisplay: React.FC<ContextUsageDisplayProps> = ({
   }
 
   return (
-    <Tooltip delayDuration={1000}>
+    <Tooltip>
       <TooltipTrigger asChild>{contextElement}</TooltipTrigger>
       <TooltipContent>
         <div className="space-y-0.5">
diff --git a/packages/ui/src/components/ui/MemoryDebugPanel.tsx b/packages/ui/src/components/ui/MemoryDebugPanel.tsx
index 94740b0d..dbfe5422 100644
--- a/packages/ui/src/components/ui/MemoryDebugPanel.tsx
+++ b/packages/ui/src/components/ui/MemoryDebugPanel.tsx
@@ -307,7 +307,7 @@ export const DebugPanel: React.FC<DebugPanelProps> = ({ onClose }) => {
           </div>
 
           <div className="flex gap-2 border-t border-[var(--interactive-border)] pt-2">
-            <Tooltip delayDuration={1000}>
+            <Tooltip>
               <TooltipTrigger asChild>
                 <Button
                   size="sm"
diff --git a/packages/ui/src/components/ui/dialog.tsx b/packages/ui/src/components/ui/dialog.tsx
index 137320be..906783c9 100644
--- a/packages/ui/src/components/ui/dialog.tsx
+++ b/packages/ui/src/components/ui/dialog.tsx
@@ -71,6 +71,8 @@ const DialogOverlay = React.forwardRef<
       data-slot="dialog-overlay"
       className={cn(
         "fixed inset-0 z-50 bg-black/50 dark:bg-black/75",
+        "transition-opacity duration-150 ease-out",
+        "data-[starting-style]:opacity-0 data-[ending-style]:opacity-0",
         className
       )}
       {...props}
@@ -101,15 +103,19 @@ function DialogContent({
   return (
     <DialogPortal>
       <DialogOverlay className="rounded-none" />
-      <BaseDialog.Popup
-        data-slot="dialog-content"
-        data-state-slot="dialog"
-        className={cn(
-          "bg-background text-foreground fixed top-[50%] left-[50%] z-50 flex flex-col w-full max-w-lg max-h-[calc(100dvh-2rem)] translate-x-[-50%] translate-y-[-50%] gap-4 rounded-xl border p-6 shadow-none overflow-y-auto pwa-dialog-content",
-          className
-        )}
-        {...props}
-      >
+      <div className="fixed inset-0 z-50 flex items-center justify-center pointer-events-none p-4">
+        <BaseDialog.Popup
+          data-slot="dialog-content"
+          data-state-slot="dialog"
+          className={cn(
+            "relative pointer-events-auto bg-background text-foreground flex flex-col w-full max-w-lg max-h-full gap-4 rounded-xl border p-6 shadow-none overflow-y-auto pwa-dialog-content origin-center",
+            "transition-all duration-150 ease-out",
+            "data-[starting-style]:opacity-0 data-[starting-style]:scale-[0.98]",
+            "data-[ending-style]:opacity-0 data-[ending-style]:scale-[0.98]",
+            className
+          )}
+          {...props}
+        >
         {children}
         {showCloseButton && (
           <BaseDialog.Close
@@ -120,7 +126,8 @@ function DialogContent({
             <span className="sr-only">{t('dialog.common.actions.close')}</span>
           </BaseDialog.Close>
         )}
-      </BaseDialog.Popup>
+        </BaseDialog.Popup>
+      </div>
     </DialogPortal>
   )
 }
diff --git a/packages/ui/src/components/ui/dropdown-menu.tsx b/packages/ui/src/components/ui/dropdown-menu.tsx
index 7f4f0c9e..25d7e15a 100644
--- a/packages/ui/src/components/ui/dropdown-menu.tsx
+++ b/packages/ui/src/components/ui/dropdown-menu.tsx
@@ -132,7 +132,7 @@ function DropdownMenuContent({
             ...style,
           }}
           className={cn(
-            "data-[open]:animate-in data-[closed]:animate-out data-[closed]:fade-out-0 data-[open]:fade-in-0 data-[closed]:zoom-out-95 data-[open]:zoom-in-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 z-50 max-h-[var(--available-height)] min-w-[8rem] origin-[var(--transform-origin)] overflow-visible rounded-xl p-1 shadow-[inset_0_1px_0_0_rgba(255,255,255,0.8),inset_0_0_0_1px_rgba(0,0,0,0.04),0_0_0_1px_rgba(0,0,0,0.10),0_1px_2px_-0.5px_rgba(0,0,0,0.08),0_4px_8px_-2px_rgba(0,0,0,0.08),0_12px_20px_-4px_rgba(0,0,0,0.08)] dark:shadow-[inset_0_1px_0_0_rgba(255,255,255,0.12),inset_0_0_0_1px_rgba(255,255,255,0.08),0_0_0_1px_rgba(0,0,0,0.36),0_1px_1px_-0.5px_rgba(0,0,0,0.22),0_3px_3px_-1.5px_rgba(0,0,0,0.20),0_6px_6px_-3px_rgba(0,0,0,0.16)]",
+            "transition-all duration-150 ease-out data-[starting-style]:opacity-0 data-[starting-style]:scale-95 data-[ending-style]:opacity-0 data-[ending-style]:scale-95 z-50 max-h-[var(--available-height)] min-w-[8rem] origin-[var(--transform-origin)] overflow-visible rounded-xl p-1 shadow-[inset_0_1px_0_0_rgba(255,255,255,0.8),inset_0_0_0_1px_rgba(0,0,0,0.04),0_0_0_1px_rgba(0,0,0,0.10),0_1px_2px_-0.5px_rgba(0,0,0,0.08),0_4px_8px_-2px_rgba(0,0,0,0.08),0_12px_20px_-4px_rgba(0,0,0,0.08)] dark:shadow-[inset_0_1px_0_0_rgba(255,255,255,0.12),inset_0_0_0_1px_rgba(255,255,255,0.08),0_0_0_1px_rgba(0,0,0,0.36),0_1px_1px_-0.5px_rgba(0,0,0,0.22),0_3px_3px_-1.5px_rgba(0,0,0,0.20),0_6px_6px_-3px_rgba(0,0,0,0.16)]",
             className
           )}
           {...props}
@@ -336,7 +336,7 @@ function DropdownMenuSubContent({
             color: 'var(--surface-elevated-foreground)',
           }}
           className={cn(
-            "data-[open]:animate-in data-[closed]:animate-out data-[closed]:fade-out-0 data-[open]:fade-in-0 data-[closed]:zoom-out-95 data-[open]:zoom-in-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 z-50 min-w-[8rem] origin-[var(--transform-origin)] overflow-visible rounded-xl p-1 shadow-[inset_0_1px_0_0_rgba(255,255,255,0.8),inset_0_0_0_1px_rgba(0,0,0,0.04),0_0_0_1px_rgba(0,0,0,0.10),0_1px_2px_-0.5px_rgba(0,0,0,0.08),0_4px_8px_-2px_rgba(0,0,0,0.08),0_12px_20px_-4px_rgba(0,0,0,0.08)] dark:shadow-[inset_0_1px_0_0_rgba(255,255,255,0.12),inset_0_0_0_1px_rgba(255,255,255,0.08),0_0_0_1px_rgba(0,0,0,0.36),0_1px_1px_-0.5px_rgba(0,0,0,0.22),0_3px_3px_-1.5px_rgba(0,0,0,0.20),0_6px_6px_-3px_rgba(0,0,0,0.16)]",
+            "transition-all duration-150 ease-out data-[starting-style]:opacity-0 data-[starting-style]:scale-95 data-[ending-style]:opacity-0 data-[ending-style]:scale-95 z-50 min-w-[8rem] origin-[var(--transform-origin)] overflow-visible rounded-xl p-1 shadow-[inset_0_1px_0_0_rgba(255,255,255,0.8),inset_0_0_0_1px_rgba(0,0,0,0.04),0_0_0_1px_rgba(0,0,0,0.10),0_1px_2px_-0.5px_rgba(0,0,0,0.08),0_4px_8px_-2px_rgba(0,0,0,0.08),0_12px_20px_-4px_rgba(0,0,0,0.08)] dark:shadow-[inset_0_1px_0_0_rgba(255,255,255,0.12),inset_0_0_0_1px_rgba(255,255,255,0.08),0_0_0_1px_rgba(0,0,0,0.36),0_1px_1px_-0.5px_rgba(0,0,0,0.22),0_3px_3px_-1.5px_rgba(0,0,0,0.20),0_6px_6px_-3px_rgba(0,0,0,0.16)]",
             className
           )}
           {...props}
diff --git a/packages/ui/src/components/ui/select.tsx b/packages/ui/src/components/ui/select.tsx
index bdd8239b..cfcfaa40 100644
--- a/packages/ui/src/components/ui/select.tsx
+++ b/packages/ui/src/components/ui/select.tsx
@@ -190,7 +190,7 @@ function SelectContent({
             color: 'var(--surface-elevated-foreground)',
           }}
           className={cn(
-            "pointer-events-auto data-[open]:animate-in data-[closed]:animate-out data-[closed]:fade-out-0 data-[open]:fade-in-0 data-[closed]:zoom-out-95 data-[open]:zoom-in-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 relative z-[120] max-h-[var(--available-height)] min-w-[8rem] origin-[var(--transform-origin)] overflow-x-hidden rounded-xl transform-gpu will-change-transform shadow-[inset_0_1px_0_0_rgba(255,255,255,0.8),inset_0_0_0_1px_rgba(0,0,0,0.04),0_0_0_1px_rgba(0,0,0,0.10),0_1px_2px_-0.5px_rgba(0,0,0,0.08),0_4px_8px_-2px_rgba(0,0,0,0.08),0_12px_20px_-4px_rgba(0,0,0,0.08)] dark:shadow-[inset_0_1px_0_0_rgba(255,255,255,0.12),inset_0_0_0_1px_rgba(255,255,255,0.08),0_0_0_1px_rgba(0,0,0,0.36),0_1px_1px_-0.5px_rgba(0,0,0,0.22),0_3px_3px_-1.5px_rgba(0,0,0,0.20),0_6px_6px_-3px_rgba(0,0,0,0.16)]",
+            "pointer-events-auto transition-all duration-150 ease-out data-[starting-style]:opacity-0 data-[starting-style]:scale-95 data-[ending-style]:opacity-0 data-[ending-style]:scale-95 relative z-[120] max-h-[var(--available-height)] min-w-[8rem] origin-[var(--transform-origin)] overflow-x-hidden rounded-xl shadow-[inset_0_1px_0_0_rgba(255,255,255,0.8),inset_0_0_0_1px_rgba(0,0,0,0.04),0_0_0_1px_rgba(0,0,0,0.10),0_1px_2px_-0.5px_rgba(0,0,0,0.08),0_4px_8px_-2px_rgba(0,0,0,0.08),0_12px_20px_-4px_rgba(0,0,0,0.08)] dark:shadow-[inset_0_1px_0_0_rgba(255,255,255,0.12),inset_0_0_0_1px_rgba(255,255,255,0.08),0_0_0_1px_rgba(0,0,0,0.36),0_1px_1px_-0.5px_rgba(0,0,0,0.22),0_3px_3px_-1.5px_rgba(0,0,0,0.20),0_6px_6px_-3px_rgba(0,0,0,0.16)]",
             !alignItemWithTrigger &&
               "data-[side=bottom]:translate-y-1 data-[side=left]:-translate-x-1 data-[side=right]:translate-x-1 data-[side=top]:-translate-y-1",
             fitContent && "w-max min-w-0",
diff --git a/packages/ui/src/components/ui/tooltip.tsx b/packages/ui/src/components/ui/tooltip.tsx
index 918dc30c..8be35698 100644
--- a/packages/ui/src/components/ui/tooltip.tsx
+++ b/packages/ui/src/components/ui/tooltip.tsx
@@ -78,7 +78,7 @@ function TooltipContent({
         <BaseTooltip.Popup
           data-slot="tooltip-content"
           className={cn(
-            "bg-muted text-muted-foreground border border-border/60 animate-in fade-in-0 zoom-in-95 data-[closed]:animate-out data-[closed]:fade-out-0 data-[closed]:zoom-out-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 z-50 w-fit origin-[var(--transform-origin)] rounded-xl px-3 py-1.5 typography-meta text-balance overflow-hidden transform-gpu will-change-transform",
+            "bg-muted text-muted-foreground border border-border/60 transition-all duration-150 ease-out data-[starting-style]:opacity-0 data-[starting-style]:scale-95 data-[ending-style]:opacity-0 data-[ending-style]:scale-95 z-50 w-fit origin-[var(--transform-origin)] rounded-xl px-3 py-1.5 typography-meta text-balance overflow-hidden",
             className
           )}
           style={{ ...style }}
diff --git a/packages/ui/src/components/views/MultiRunWindow.tsx b/packages/ui/src/components/views/MultiRunWindow.tsx
index 9ed34578..898c6894 100644
--- a/packages/ui/src/components/views/MultiRunWindow.tsx
+++ b/packages/ui/src/components/views/MultiRunWindow.tsx
@@ -38,36 +38,47 @@ export const MultiRunWindow: React.FC<MultiRunWindowProps> = ({
       }}
     >
       <Dialog.Portal>
-        <Dialog.Backdrop className="fixed inset-0 z-50 bg-black/50 dark:bg-black/75" />
-        <Dialog.Popup
-          aria-describedby={descriptionId}
+        <Dialog.Backdrop
           className={cn(
-            'fixed z-50 top-[50%] left-[50%] translate-x-[-50%] translate-y-[-50%]',
-            'w-[90vw] max-w-[720px] h-[680px] max-h-[85vh]',
-            'flex flex-col rounded-xl border shadow-none overflow-hidden',
-            'bg-background'
+            'fixed inset-0 z-50 bg-black/50 dark:bg-black/75',
+            'transition-opacity duration-150 ease-out',
+            'data-[starting-style]:opacity-0 data-[ending-style]:opacity-0',
           )}
-        >
-          <div className="absolute right-0.5 top-0.5 z-50">
-            <button
-              type="button"
-              onClick={() => onOpenChange(false)}
-              aria-label={t('multiRun.window.actions.closeAria')}
-              className="inline-flex h-7 w-7 items-center justify-center rounded-md p-0.5 text-muted-foreground hover:text-foreground hover:bg-interactive-hover/50 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-primary"
-            >
-              <RiCloseLine className="h-5 w-5" />
-            </button>
-          </div>
-          <Dialog.Description id={descriptionId} className="sr-only">
-            {t('multiRun.window.description')}
-          </Dialog.Description>
-          <MultiRunLauncher
-            initialPrompt={initialPrompt}
-            onCreated={() => onOpenChange(false)}
-            onCancel={() => onOpenChange(false)}
-            isWindowed
-          />
-        </Dialog.Popup>
+        />
+        <div className="fixed inset-0 z-50 flex items-center justify-center pointer-events-none">
+          <Dialog.Popup
+            aria-describedby={descriptionId}
+            className={cn(
+              'relative pointer-events-auto',
+              'w-[90vw] max-w-[720px] h-[680px] max-h-[85vh]',
+              'flex flex-col rounded-xl border shadow-none overflow-hidden origin-center',
+              'bg-background',
+              'transition-all duration-150 ease-out',
+              'data-[starting-style]:opacity-0 data-[starting-style]:scale-[0.98]',
+              'data-[ending-style]:opacity-0 data-[ending-style]:scale-[0.98]',
+            )}
+          >
+            <div className="absolute right-0.5 top-0.5 z-50">
+              <button
+                type="button"
+                onClick={() => onOpenChange(false)}
+                aria-label={t('multiRun.window.actions.closeAria')}
+                className="inline-flex h-7 w-7 items-center justify-center rounded-md p-0.5 text-muted-foreground hover:text-foreground hover:bg-interactive-hover/50 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-primary"
+              >
+                <RiCloseLine className="h-5 w-5" />
+              </button>
+            </div>
+            <Dialog.Description id={descriptionId} className="sr-only">
+              {t('multiRun.window.description')}
+            </Dialog.Description>
+            <MultiRunLauncher
+              initialPrompt={initialPrompt}
+              onCreated={() => onOpenChange(false)}
+              onCancel={() => onOpenChange(false)}
+              isWindowed
+            />
+          </Dialog.Popup>
+        </div>
       </Dialog.Portal>
     </Dialog.Root>
   );
diff --git a/packages/ui/src/components/views/PlanView.tsx b/packages/ui/src/components/views/PlanView.tsx
index 3b1964fb..0dd0a3ce 100644
--- a/packages/ui/src/components/views/PlanView.tsx
+++ b/packages/ui/src/components/views/PlanView.tsx
@@ -628,7 +628,7 @@ export const PlanView: React.FC<PlanViewProps> = ({ targetPath = null }) => {
         {resolvedPath ? (
           <div className="flex items-center gap-1">
             <DropdownMenu>
-              <Tooltip delayDuration={500}>
+              <Tooltip>
                 <TooltipTrigger asChild>
                   <DropdownMenuTrigger asChild>
                     <Button
@@ -657,7 +657,7 @@ export const PlanView: React.FC<PlanViewProps> = ({ targetPath = null }) => {
               </DropdownMenuContent>
             </DropdownMenu>
             <DropdownMenu>
-              <Tooltip delayDuration={500}>
+              <Tooltip>
                 <TooltipTrigger asChild>
                   <DropdownMenuTrigger asChild>
                     <Button
diff --git a/packages/ui/src/components/views/PreviewToggleButton.tsx b/packages/ui/src/components/views/PreviewToggleButton.tsx
index 57ba60be..e42451da 100644
--- a/packages/ui/src/components/views/PreviewToggleButton.tsx
+++ b/packages/ui/src/components/views/PreviewToggleButton.tsx
@@ -27,7 +27,7 @@ export const PreviewToggleButton: React.FC<PreviewToggleButtonProps> = ({
   const tooltipText = isPreview ? 'Edit' : 'Preview';
 
   return (
-    <Tooltip delayDuration={500}>
+    <Tooltip>
       <TooltipTrigger asChild>
         <Button
           variant="ghost"
diff --git a/packages/ui/src/components/views/SettingsView.tsx b/packages/ui/src/components/views/SettingsView.tsx
index f4dc2406..e89f5535 100644
--- a/packages/ui/src/components/views/SettingsView.tsx
+++ b/packages/ui/src/components/views/SettingsView.tsx
@@ -554,7 +554,7 @@ export const SettingsView: React.FC<SettingsViewProps> = ({ onClose, forceMobile
               if (!Icon) return null;
 
               return (
-                <Tooltip key={page.slug} delayDuration={600}>
+                <Tooltip key={page.slug}>
                   <TooltipTrigger asChild>
                     <button
                       type="button"
@@ -587,7 +587,7 @@ export const SettingsView: React.FC<SettingsViewProps> = ({ onClose, forceMobile
         <div className="overflow-hidden transition-opacity duration-150 opacity-100">
           <div className="border-t border-border bg-sidebar px-2 py-1 space-y-0.5">
             {!runtimeCtx.isVSCode && (
-              <Tooltip delayDuration={300}>
+              <Tooltip>
                 <TooltipTrigger asChild>
                   <button
                     type="button"
diff --git a/packages/ui/src/components/views/SettingsWindow.tsx b/packages/ui/src/components/views/SettingsWindow.tsx
index 00e961f2..8e84e1c6 100644
--- a/packages/ui/src/components/views/SettingsWindow.tsx
+++ b/packages/ui/src/components/views/SettingsWindow.tsx
@@ -36,21 +36,32 @@ export const SettingsWindow: React.FC<SettingsWindowProps> = ({ open, onOpenChan
       }}
     >
       <Dialog.Portal>
-        <Dialog.Backdrop className="fixed inset-0 z-50 bg-black/50 dark:bg-black/75" />
-        <Dialog.Popup
-          aria-describedby={descriptionId}
+        <Dialog.Backdrop
           className={cn(
-            'fixed z-50 top-[50%] left-[50%] translate-x-[-50%] translate-y-[-50%]',
-            'w-[90vw] max-w-[1200px] h-[85vh] max-h-[900px]',
-            'rounded-xl border shadow-none overflow-hidden',
-            'bg-background'
+            'fixed inset-0 z-50 bg-black/50 dark:bg-black/75',
+            'transition-opacity duration-150 ease-out',
+            'data-[starting-style]:opacity-0 data-[ending-style]:opacity-0',
           )}
-        >
-          <Dialog.Description id={descriptionId} className="sr-only">
-            {t('settings.window.description')}
-          </Dialog.Description>
-          <SettingsView onClose={() => onOpenChange(false)} isWindowed />
-        </Dialog.Popup>
+        />
+        <div className="fixed inset-0 z-50 flex items-center justify-center pointer-events-none">
+          <Dialog.Popup
+            aria-describedby={descriptionId}
+            className={cn(
+              'relative pointer-events-auto',
+              'w-[90vw] max-w-[1200px] h-[85vh] max-h-[900px]',
+              'rounded-xl border shadow-none overflow-hidden origin-center',
+              'bg-background',
+              'transition-all duration-150 ease-out',
+              'data-[starting-style]:opacity-0 data-[starting-style]:scale-[0.98]',
+              'data-[ending-style]:opacity-0 data-[ending-style]:scale-[0.98]',
+            )}
+          >
+            <Dialog.Description id={descriptionId} className="sr-only">
+              {t('settings.window.description')}
+            </Dialog.Description>
+            <SettingsView onClose={() => onOpenChange(false)} isWindowed />
+          </Dialog.Popup>
+        </div>
       </Dialog.Portal>
     </Dialog.Root>
   );
diff --git a/packages/ui/src/components/views/git/AIHighlightsBox.tsx b/packages/ui/src/components/views/git/AIHighlightsBox.tsx
index 9a07813e..d7c7da99 100644
--- a/packages/ui/src/components/views/git/AIHighlightsBox.tsx
+++ b/packages/ui/src/components/views/git/AIHighlightsBox.tsx
@@ -26,7 +26,7 @@ export const AIHighlightsBox: React.FC<AIHighlightsBoxProps> = ({
     <div className="space-y-2 rounded-xl border border-border/60 bg-transparent px-3 py-2">
       <div className="flex items-center justify-between gap-2">
         <p className="typography-micro text-muted-foreground">{t('gitView.commit.aiHighlights.title')}</p>
-        <Tooltip delayDuration={1000}>
+        <Tooltip>
           <TooltipTrigger asChild>
             <Button
               variant="ghost"
diff --git a/packages/ui/src/components/views/git/BranchIntegrationSection.tsx b/packages/ui/src/components/views/git/BranchIntegrationSection.tsx
index f0847d43..4c825d44 100644
--- a/packages/ui/src/components/views/git/BranchIntegrationSection.tsx
+++ b/packages/ui/src/components/views/git/BranchIntegrationSection.tsx
@@ -414,7 +414,7 @@ export const BranchIntegrationSection: React.FC<BranchIntegrationSectionProps> =
 
   return (
     <>
-      <Tooltip delayDuration={1000}>
+      <Tooltip>
         <TooltipTrigger asChild>
           <Button
             variant="outline"
diff --git a/packages/ui/src/components/views/git/BranchSelector.tsx b/packages/ui/src/components/views/git/BranchSelector.tsx
index d6982701..60bd4b12 100644
--- a/packages/ui/src/components/views/git/BranchSelector.tsx
+++ b/packages/ui/src/components/views/git/BranchSelector.tsx
@@ -40,7 +40,6 @@ interface BranchSelectorProps {
   onCreate: (name: string, remote?: GitRemote) => Promise<void>;
   remotes?: GitRemote[];
   disabled?: boolean;
-  tooltipDelayMs?: number;
 }
 
 const sanitizeBranchNameInput = (value: string): string => {
@@ -65,7 +64,6 @@ export const BranchSelector: React.FC<BranchSelectorProps> = ({
   onCreate,
   remotes = [],
   disabled = false,
-  tooltipDelayMs = 1000,
 }) => {
   const { t } = useI18n();
   const [isOpen, setIsOpen] = React.useState(false);
@@ -170,7 +168,7 @@ export const BranchSelector: React.FC<BranchSelectorProps> = ({
 
   return (
     <DropdownMenu open={isOpen} onOpenChange={setIsOpen}>
-      <Tooltip delayDuration={tooltipDelayMs}>
+      <Tooltip>
         <TooltipTrigger asChild>
           <DropdownMenuTrigger asChild>
             <Button
diff --git a/packages/ui/src/components/views/git/ChangeRow.tsx b/packages/ui/src/components/views/git/ChangeRow.tsx
index 2bbbcb0f..0b41f16b 100644
--- a/packages/ui/src/components/views/git/ChangeRow.tsx
+++ b/packages/ui/src/components/views/git/ChangeRow.tsx
@@ -150,7 +150,7 @@ export const ChangeRow = React.memo<ChangeRowProps>(function ChangeRow({
           <span className="text-muted-foreground mx-0.5">/</span>
           <span style={{ color: 'var(--status-error)' }}>-{deletions}</span>
         </span>
-        <Tooltip delayDuration={200}>
+        <Tooltip>
           <TooltipTrigger asChild>
             <button
               type="button"
diff --git a/packages/ui/src/components/views/git/GitHeader.tsx b/packages/ui/src/components/views/git/GitHeader.tsx
index e0fc316a..77fac6da 100644
--- a/packages/ui/src/components/views/git/GitHeader.tsx
+++ b/packages/ui/src/components/views/git/GitHeader.tsx
@@ -104,7 +104,6 @@ interface IdentityDropdownProps {
   identities: GitIdentityProfile[];
   onSelect: (profile: GitIdentityProfile) => void;
   isApplying: boolean;
-  tooltipDelayMs?: number;
   iconOnly?: boolean;
 }
 
@@ -113,7 +112,6 @@ const IdentityDropdown: React.FC<IdentityDropdownProps> = ({
   identities,
   onSelect,
   isApplying,
-  tooltipDelayMs = 1000,
   iconOnly = false,
 }) => {
   const { t } = useI18n();
@@ -121,7 +119,7 @@ const IdentityDropdown: React.FC<IdentityDropdownProps> = ({
 
   return (
     <DropdownMenu>
-      <Tooltip delayDuration={tooltipDelayMs}>
+      <Tooltip>
         <TooltipTrigger asChild>
           <DropdownMenuTrigger asChild>
             <Button
@@ -224,7 +222,7 @@ export const GitHeader: React.FC<GitHeaderProps> = ({
   const managementButtons = (
     <div className="flex items-center gap-1 shrink-0">
       {onOpenHistory ? (
-        <Tooltip delayDuration={useTwoRowHeader ? 300 : 1000}>
+        <Tooltip>
           <TooltipTrigger asChild>
             <Button
               variant="ghost"
@@ -252,7 +250,7 @@ export const GitHeader: React.FC<GitHeaderProps> = ({
       removingRemoteName={removingRemoteName}
       disabled={!status}
       iconOnly={true}
-      tooltipDelayMs={useTwoRowHeader ? 300 : 1000}
+
       aheadCount={status.ahead}
       behindCount={status.behind}
     />
@@ -264,7 +262,7 @@ export const GitHeader: React.FC<GitHeaderProps> = ({
       identities={availableIdentities}
       onSelect={onSelectIdentity}
       isApplying={isApplyingIdentity}
-      tooltipDelayMs={useTwoRowHeader ? 300 : 1000}
+
       iconOnly={false}
     />
   );
@@ -287,7 +285,7 @@ export const GitHeader: React.FC<GitHeaderProps> = ({
               onCheckout={onCheckoutBranch}
               onCreate={onCreateBranch}
               remotes={remotes}
-              tooltipDelayMs={useTwoRowHeader ? 300 : 1000}
+
             />
           )}
         </div>
diff --git a/packages/ui/src/components/views/git/HistoryCommitRow.tsx b/packages/ui/src/components/views/git/HistoryCommitRow.tsx
index 223b83e0..24fe26de 100644
--- a/packages/ui/src/components/views/git/HistoryCommitRow.tsx
+++ b/packages/ui/src/components/views/git/HistoryCommitRow.tsx
@@ -88,7 +88,7 @@ export const HistoryCommitRow = React.memo(({
             <code className="shrink-0 font-mono">
               {entry.hash.slice(0, 8)}
             </code>
-            <Tooltip delayDuration={500}>
+            <Tooltip>
               <TooltipTrigger asChild>
                 <Button
                   variant="ghost"
diff --git a/packages/ui/src/components/views/git/PullRequestSection.tsx b/packages/ui/src/components/views/git/PullRequestSection.tsx
index 34fd018a..f86cf9ae 100644
--- a/packages/ui/src/components/views/git/PullRequestSection.tsx
+++ b/packages/ui/src/components/views/git/PullRequestSection.tsx
@@ -1408,7 +1408,7 @@ export const PullRequestSection: React.FC<{
         <div className="flex items-center justify-between gap-2">
           <div className="flex items-center gap-2 min-w-0">
             {pr ? (
-              <Tooltip delayDuration={300}>
+              <Tooltip>
                 <TooltipTrigger asChild>
                   <button
                     type="button"
@@ -1431,7 +1431,7 @@ export const PullRequestSection: React.FC<{
           </div>
           <div className="flex items-center gap-2">
             {isLoading ? <RiLoader4Line className="size-4 animate-spin text-muted-foreground" /> : null}
-            <Tooltip delayDuration={300}>
+            <Tooltip>
               <TooltipTrigger asChild>
                 <button
                   type="button"
@@ -1612,7 +1612,7 @@ export const PullRequestSection: React.FC<{
                       {pr.state === 'open' ? (
                         isEditingPr ? (
                           <>
-                            <Tooltip delayDuration={300}>
+                            <Tooltip>
                               <TooltipTrigger asChild>
                                 <Button
                                   variant="outline"
@@ -1631,7 +1631,7 @@ export const PullRequestSection: React.FC<{
                               </TooltipTrigger>
                               <TooltipContent><p>{t('gitView.pr.actions.cancelEditing')}</p></TooltipContent>
                             </Tooltip>
-                            <Tooltip delayDuration={300}>
+                            <Tooltip>
                               <TooltipTrigger asChild>
                                 <Button
                                   size="sm"
@@ -1647,7 +1647,7 @@ export const PullRequestSection: React.FC<{
                             </Tooltip>
                           </>
                         ) : (
-                          <Tooltip delayDuration={300}>
+                          <Tooltip>
                             <TooltipTrigger asChild>
                               <Button
                                 variant="outline"
@@ -1665,7 +1665,7 @@ export const PullRequestSection: React.FC<{
                       ) : null}
 
                       {checks ? (
-                        <Tooltip delayDuration={300}>
+                        <Tooltip>
                           <TooltipTrigger asChild>
                             <Button
                               variant="outline"
@@ -1683,7 +1683,7 @@ export const PullRequestSection: React.FC<{
                       ) : null}
 
                       {checks?.failure ? (
-                        <Tooltip delayDuration={300}>
+                        <Tooltip>
                           <TooltipTrigger asChild>
                             <Button
                               variant="outline"
@@ -1699,7 +1699,7 @@ export const PullRequestSection: React.FC<{
                         </Tooltip>
                       ) : null}
 
-                      <Tooltip delayDuration={300}>
+                      <Tooltip>
                         <TooltipTrigger asChild>
                           <Button
                             variant="outline"
@@ -1714,7 +1714,7 @@ export const PullRequestSection: React.FC<{
                         <TooltipContent><p>{t('gitView.pr.actions.openComments')}</p></TooltipContent>
                       </Tooltip>
 
-                      <Tooltip delayDuration={300}>
+                      <Tooltip>
                         <TooltipTrigger asChild>
                           <Button
                             variant="outline"
@@ -1730,7 +1730,7 @@ export const PullRequestSection: React.FC<{
                       </Tooltip>
 
                       {canMerge && pr.draft && pr.state === 'open' ? (
-                        <Tooltip delayDuration={300}>
+                        <Tooltip>
                           <TooltipTrigger asChild>
                             <Button
                               variant="outline"
@@ -1765,7 +1765,7 @@ export const PullRequestSection: React.FC<{
                               <SelectItem value="rebase">{t('gitView.pr.mergeMethod.rebase')}</SelectItem>
                             </SelectContent>
                           </Select>
-                          <Tooltip delayDuration={300}>
+                          <Tooltip>
                             <TooltipTrigger asChild>
                               <Button
                                 size="sm"
@@ -2064,7 +2064,7 @@ export const PullRequestSection: React.FC<{
                                   {comment.authorLogin && comment.authorLogin !== comment.authorName ? ` · @${comment.authorLogin}` : ''}
                                 </span>
                                 {comment.createdAt ? <span className="whitespace-nowrap">{formatTimestamp(comment.createdAt)}</span> : null}
-                                <Tooltip delayDuration={300}>
+                                <Tooltip>
                                   <TooltipTrigger asChild>
                                     <Button
                                       variant="ghost"
diff --git a/packages/ui/src/components/views/git/SyncActions.tsx b/packages/ui/src/components/views/git/SyncActions.tsx
index 9c7ea7c0..e7e6fb43 100644
--- a/packages/ui/src/components/views/git/SyncActions.tsx
+++ b/packages/ui/src/components/views/git/SyncActions.tsx
@@ -29,7 +29,6 @@ interface SyncActionsProps {
   disabled: boolean;
   removingRemoteName?: string | null;
   iconOnly?: boolean;
-  tooltipDelayMs?: number;
   aheadCount?: number;
   behindCount?: number;
 }
@@ -44,7 +43,6 @@ export const SyncActions: React.FC<SyncActionsProps> = ({
   disabled,
   removingRemoteName = null,
   iconOnly = false,
-  tooltipDelayMs = 1000,
   aheadCount = 0,
   behindCount = 0,
 }) => {
@@ -108,7 +106,7 @@ export const SyncActions: React.FC<SyncActionsProps> = ({
     );
 
     return (
-      <Tooltip delayDuration={tooltipDelayMs}>
+      <Tooltip>
         <TooltipTrigger asChild>{button}</TooltipTrigger>
         <TooltipContent sideOffset={8}>{tooltipText}</TooltipContent>
       </Tooltip>
@@ -126,7 +124,7 @@ export const SyncActions: React.FC<SyncActionsProps> = ({
   ) => {
     return (
       <DropdownMenu>
-        <Tooltip delayDuration={tooltipDelayMs}>
+        <Tooltip>
           <TooltipTrigger asChild>
             <DropdownMenuTrigger asChild>
               <Button