fix(ui): restore safe model tooltips

src/renderer/components/team/dialogs/TeamModelSelector.tsx

@@ -2,6 +2,7 @@ import React, { useEffect, useMemo, useState } from 'react';
 
 import { ProviderBrandLogo } from '@renderer/components/common/ProviderBrandLogo';
 import { Checkbox } from '@renderer/components/ui/checkbox';
+import { HoverTooltip } from '@renderer/components/ui/hover-tooltip';
 import { Input } from '@renderer/components/ui/input';
 import { Label } from '@renderer/components/ui/label';
 import { Popover, PopoverContent, PopoverTrigger } from '@renderer/components/ui/popover';
@@ -47,6 +48,7 @@ import {
   CheckCircle2,
   ChevronDown,
   Filter,
+  Info,
   Search,
   Star,
 } from 'lucide-react';
@@ -819,6 +821,18 @@ export const TeamModelSelector: React.FC<TeamModelSelectorProps> = ({
               <span>{modelRecommendation.label}</span>
             </span>
           ) : null}
+          {opt.value === '' ? (
+            <span className="flex items-center justify-center gap-1">
+              <HoverTooltip
+                content={defaultModelTooltip}
+                title={defaultModelTooltip}
+                stopClickPropagation
+                contentClassName="max-w-[240px]"
+              >
+                <Info className="size-3 shrink-0 opacity-45 transition-opacity hover:opacity-75" />
+              </HoverTooltip>
+            </span>
+          ) : null}
           {hasModelIssue && (
             <span
               className="flex items-center justify-center gap-1 text-[10px] font-normal text-red-300"
@@ -826,6 +840,16 @@ export const TeamModelSelector: React.FC<TeamModelSelectorProps> = ({
             >
               <AlertTriangle className="size-3 shrink-0" />
               <span>{modelUnavailableReason ? 'Unavailable' : 'Issue'}</span>
+              {modelStatusMessage ? (
+                <HoverTooltip
+                  content={modelStatusMessage}
+                  title={modelStatusMessage}
+                  stopClickPropagation
+                  contentClassName="max-w-[240px]"
+                >
+                  <Info className="size-3 shrink-0 opacity-55 transition-opacity hover:opacity-85" />
+                </HoverTooltip>
+              ) : null}
             </span>
           )}
           {!hasModelIssue && modelDisabledReason && (
@@ -834,6 +858,14 @@ export const TeamModelSelector: React.FC<TeamModelSelectorProps> = ({
               title={modelDisabledReason}
             >
               <span>{TEAM_MODEL_UI_DISABLED_BADGE_LABEL}</span>
+              <HoverTooltip
+                content={modelDisabledReason}
+                title={modelDisabledReason}
+                stopClickPropagation
+                contentClassName="max-w-[240px]"
+              >
+                <Info className="size-3 shrink-0 opacity-45 transition-opacity hover:opacity-75" />
+              </HoverTooltip>
             </span>
           )}
         </span>

src/renderer/components/team/members/MemberDraftRow.tsx

@@ -12,6 +12,7 @@ import {
 import { RoleSelect } from '@renderer/components/team/RoleSelect';
 import { Button } from '@renderer/components/ui/button';
 import { Checkbox } from '@renderer/components/ui/checkbox';
+import { HoverTooltip } from '@renderer/components/ui/hover-tooltip';
 import { Input } from '@renderer/components/ui/input';
 import { Label } from '@renderer/components/ui/label';
 import { MentionableTextarea } from '@renderer/components/ui/MentionableTextarea';
@@ -262,6 +263,21 @@ export const MemberDraftRow = ({
   const modelHelpDescriptionId = modelTooltipText ? `member-${member.id}-model-help` : undefined;
   const modelButtonDescribedBy =
     [modelIssueDescriptionId, modelHelpDescriptionId].filter(Boolean).join(' ') || undefined;
+  const modelButtonTooltipContent =
+    currentModelIssueText || modelTooltipText ? (
+      <>
+        {currentModelIssueText ? (
+          <span className="block text-red-300">{currentModelIssueText}</span>
+        ) : null}
+        {modelTooltipText ? (
+          <span
+            className={cn('block', currentModelIssueText && 'mt-1 border-t border-white/10 pt-1')}
+          >
+            {modelTooltipText}
+          </span>
+        ) : null}
+      </>
+    ) : null;
   const hasCustomProviderOrModel =
     !forceInheritedModelSettings && Boolean(member.providerId || member.model?.trim());
   const showSonnetExtraUsageWarning =
@@ -357,7 +373,13 @@ export const MemberDraftRow = ({
             </Button>
           ) : null}
           <div className="w-full min-w-0 space-y-1 sm:w-[150px] sm:min-w-[150px]">
-            <span className="inline-flex w-full" title={modelButtonTitle}>
+            <HoverTooltip
+              content={modelButtonTooltipContent}
+              title={modelButtonTitle}
+              disabled={!modelButtonTooltipContent}
+              className="w-full"
+              contentClassName="max-w-64"
+            >
               <Button
                 variant="outline"
                 size="sm"
@@ -382,7 +404,7 @@ export const MemberDraftRow = ({
                   <AlertTriangle className="size-3.5 shrink-0 text-red-300" />
                 ) : null}
               </Button>
-            </span>
+            </HoverTooltip>
             {modelTooltipText ? (
               <span id={modelHelpDescriptionId} className="sr-only">
                 {modelTooltipText}
@@ -400,34 +422,41 @@ export const MemberDraftRow = ({
           </div>
           {showWorktreeIsolationControls ? (
             <div className="space-y-0.5">
-              <div
+              <HoverTooltip
-                className={cn(
+                as="div"
-                  'flex h-8 shrink-0 cursor-pointer items-center gap-1.5 rounded-md border border-[var(--color-border)] px-2 text-xs text-[var(--color-text-secondary)]',
+                content={worktreeIsolationDescription}
-                  worktreeIsolationDisabled && 'cursor-not-allowed opacity-50'
-                )}
                 title={worktreeIsolationDescription}
-                aria-describedby={worktreeIsolationDescriptionId}
+                className="shrink-0"
+                contentClassName="max-w-64"
               >
-                <Checkbox
+                <div
-                  id={`member-${member.id}-worktree-isolation`}
-                  checked={member.isolation === 'worktree'}
-                  disabled={worktreeIsolationDisabled}
-                  aria-describedby={worktreeIsolationDescriptionId}
-                  onCheckedChange={(checked) =>
-                    onWorktreeIsolationChange?.(member.id, checked === true)
-                  }
-                />
-                <Label
-                  htmlFor={`member-${member.id}-worktree-isolation`}
                   className={cn(
-                    'flex cursor-pointer items-center gap-1.5 text-xs font-normal',
+                    'flex h-8 cursor-pointer items-center gap-1.5 rounded-md border border-[var(--color-border)] px-2 text-xs text-[var(--color-text-secondary)]',
-                    worktreeIsolationDisabled && 'cursor-not-allowed'
+                    worktreeIsolationDisabled && 'cursor-not-allowed opacity-50'
                   )}
+                  aria-describedby={worktreeIsolationDescriptionId}
                 >
-                  <GitBranch className="size-3.5 shrink-0" />
+                  <Checkbox
-                  <span>Worktree</span>
+                    id={`member-${member.id}-worktree-isolation`}
-                </Label>
+                    checked={member.isolation === 'worktree'}
-              </div>
+                    disabled={worktreeIsolationDisabled}
+                    aria-describedby={worktreeIsolationDescriptionId}
+                    onCheckedChange={(checked) =>
+                      onWorktreeIsolationChange?.(member.id, checked === true)
+                    }
+                  />
+                  <Label
+                    htmlFor={`member-${member.id}-worktree-isolation`}
+                    className={cn(
+                      'flex cursor-pointer items-center gap-1.5 text-xs font-normal',
+                      worktreeIsolationDisabled && 'cursor-not-allowed'
+                    )}
+                  >
+                    <GitBranch className="size-3.5 shrink-0" />
+                    <span>Worktree</span>
+                  </Label>
+                </div>
+              </HoverTooltip>
               <span id={worktreeIsolationDescriptionId} className="sr-only">
                 {worktreeIsolationDescription}
               </span>

src/renderer/components/ui/hover-tooltip.tsx

@@ -0,0 +1,81 @@
+import React from 'react';
+
+import { cn } from '@renderer/lib/utils';
+
+type HoverTooltipSide = 'top' | 'bottom';
+type HoverTooltipAlign = 'start' | 'center' | 'end';
+
+interface HoverTooltipProps {
+  children: React.ReactNode;
+  content: React.ReactNode;
+  align?: HoverTooltipAlign;
+  as?: 'span' | 'div';
+  className?: string;
+  contentClassName?: string;
+  disabled?: boolean;
+  side?: HoverTooltipSide;
+  stopClickPropagation?: boolean;
+  title?: string;
+}
+
+const sideClassBySide: Record<HoverTooltipSide, string> = {
+  top: 'bottom-full mb-2',
+  bottom: 'top-full mt-2',
+};
+
+const alignClassByAlign: Record<HoverTooltipAlign, string> = {
+  start: 'left-0',
+  center: 'left-1/2 -translate-x-1/2',
+  end: 'right-0',
+};
+
+const renderTooltipContent = (content: React.ReactNode): React.JSX.Element => {
+  return typeof content === 'string' ? (
+    <span className="whitespace-pre-line">{content}</span>
+  ) : (
+    <span>{content}</span>
+  );
+};
+
+export const HoverTooltip = ({
+  children,
+  content,
+  align = 'center',
+  as = 'span',
+  className,
+  contentClassName,
+  disabled = false,
+  side = 'top',
+  stopClickPropagation = false,
+  title,
+}: Readonly<HoverTooltipProps>): React.JSX.Element => {
+  const TooltipWrapper = as;
+
+  if (disabled || !content) {
+    return <TooltipWrapper className={className}>{children}</TooltipWrapper>;
+  }
+
+  return (
+    <TooltipWrapper
+      className={cn('group/hover-tooltip relative inline-flex min-w-0', className)}
+      title={title}
+      onClick={
+        stopClickPropagation ? (event: React.MouseEvent) => event.stopPropagation() : undefined
+      }
+    >
+      {children}
+      <span
+        aria-hidden="true"
+        className={cn(
+          'pointer-events-none absolute z-[80] w-max max-w-72 rounded-md border border-[var(--color-border)] bg-[var(--color-surface-raised)] px-2.5 py-1.5 text-left text-xs font-normal leading-relaxed text-[var(--color-text-secondary)] opacity-0 shadow-lg ring-1 ring-black/5 transition-opacity duration-100',
+          'group-focus-within/hover-tooltip:opacity-100 group-hover/hover-tooltip:opacity-100',
+          sideClassBySide[side],
+          alignClassByAlign[align],
+          contentClassName
+        )}
+      >
+        {renderTooltipContent(content)}
+      </span>
+    </TooltipWrapper>
+  );
+};