diff --git a/ui/src/components/account/accounts-table.tsx b/ui/src/components/account/accounts-table.tsx
index 757ff701..37abf24e 100644
--- a/ui/src/components/account/accounts-table.tsx
+++ b/ui/src/components/account/accounts-table.tsx
@@ -24,7 +24,7 @@ import {
   AlertDialogHeader,
   AlertDialogTitle,
 } from '@/components/ui/alert-dialog';
-import { Check, CheckCheck, Link2, Pencil, RotateCcw, Trash2, Unlink } from 'lucide-react';
+import { Check, CheckCheck, Pencil, RotateCcw, Trash2 } from 'lucide-react';
 import { EditAccountContextDialog } from '@/components/account/edit-account-context-dialog';
 import {
   useSetDefaultAccount,
@@ -137,51 +137,22 @@ export function AccountsTable({ data, defaultAccount }: AccountsTableProps) {
           deleteMutation.isPending ||
           updateContextMutation.isPending;
         const isCliproxy = row.original.type === 'cliproxy';
-        const isShared = row.original.context_mode === 'shared';
         const hasLegacyInference =
           row.original.context_inferred || row.original.continuity_inferred;
 
         return (
           <div className="flex items-center gap-1">
-            {!isCliproxy && (
-              <Button
-                variant="ghost"
-                size="sm"
-                className="h-8 px-2"
-                disabled={isPending}
-                onClick={() => setContextTarget(row.original)}
-                title="Edit context mode"
-              >
-                <Pencil className="w-4 h-4" />
-              </Button>
-            )}
             {!isCliproxy && (
               <Button
                 variant="outline"
                 size="sm"
                 className="h-8 px-2"
                 disabled={isPending}
-                onClick={() =>
-                  updateContextMutation.mutate({
-                    name: row.original.name,
-                    context_mode: isShared ? 'isolated' : 'shared',
-                    context_group: isShared ? undefined : row.original.context_group || 'default',
-                    continuity_mode: isShared ? undefined : 'standard',
-                  })
-                }
-                title={isShared ? 'Switch to isolated mode' : 'Switch to shared mode'}
+                onClick={() => setContextTarget(row.original)}
+                title="Edit sync mode, group, and continuity depth"
               >
-                {isShared ? (
-                  <>
-                    <Unlink className="w-3 h-3 mr-1" />
-                    Unlink
-                  </>
-                ) : (
-                  <>
-                    <Link2 className="w-3 h-3 mr-1" />
-                    Link
-                  </>
-                )}
+                <Pencil className="w-3.5 h-3.5 mr-1" />
+                Sync
               </Button>
             )}
             {!isCliproxy && hasLegacyInference && (
@@ -270,7 +241,7 @@ export function AccountsTable({ data, defaultAccount }: AccountsTableProps) {
                         created: 'w-[150px]',
                         last_used: 'w-[150px]',
                         context: 'w-[170px]',
-                        actions: 'w-[340px]',
+                        actions: 'w-[290px]',
                       }[header.id] || 'w-auto';
 
                     return (
diff --git a/ui/src/components/account/history-sync-learning-map.tsx b/ui/src/components/account/history-sync-learning-map.tsx
index b63b53a2..09ad40b0 100644
--- a/ui/src/components/account/history-sync-learning-map.tsx
+++ b/ui/src/components/account/history-sync-learning-map.tsx
@@ -1,6 +1,8 @@
+import { useState } from 'react';
 import {
   ArrowRight,
   ArrowRightLeft,
+  ChevronDown,
   Layers3,
   Link2,
   Unlink,
@@ -8,7 +10,9 @@ import {
   type LucideIcon,
 } from 'lucide-react';
 import { Badge } from '@/components/ui/badge';
+import { Button } from '@/components/ui/button';
 import { Card, CardContent, CardDescription, CardHeader, CardTitle } from '@/components/ui/card';
+import { Collapsible, CollapsibleContent, CollapsibleTrigger } from '@/components/ui/collapsible';
 import { cn } from '@/lib/utils';
 
 interface HistorySyncLearningMapProps {
@@ -17,51 +21,49 @@ interface HistorySyncLearningMapProps {
   deeperSharedCount: number;
   sharedGroups: string[];
   legacyTargetCount: number;
+  cliproxyCount: number;
 }
 
 type StageTone = 'isolated' | 'shared' | 'deeper';
 
-function StageCard({
+function StageTile({
   title,
   count,
   icon: Icon,
   tone,
-  description,
 }: {
   title: string;
   count: number;
   icon: LucideIcon;
   tone: StageTone;
-  description: string;
 }) {
-  const toneClasses: Record<StageTone, { card: string; icon: string; count: string }> = {
+  const toneClasses: Record<StageTone, { border: string; icon: string; count: string }> = {
     isolated: {
-      card: 'border-blue-300/60 bg-blue-50/40 dark:border-blue-900/40 dark:bg-blue-900/10',
+      border: 'border-blue-300/60 bg-blue-50/40 dark:border-blue-900/40 dark:bg-blue-900/10',
       icon: 'text-blue-700 dark:text-blue-400',
       count: 'text-blue-700 dark:text-blue-400',
     },
     shared: {
-      card: 'border-emerald-300/60 bg-emerald-50/40 dark:border-emerald-900/40 dark:bg-emerald-900/10',
+      border:
+        'border-emerald-300/60 bg-emerald-50/40 dark:border-emerald-900/40 dark:bg-emerald-900/10',
       icon: 'text-emerald-700 dark:text-emerald-400',
       count: 'text-emerald-700 dark:text-emerald-400',
     },
     deeper: {
-      card: 'border-indigo-300/60 bg-indigo-50/40 dark:border-indigo-900/40 dark:bg-indigo-900/10',
+      border:
+        'border-indigo-300/60 bg-indigo-50/40 dark:border-indigo-900/40 dark:bg-indigo-900/10',
       icon: 'text-indigo-700 dark:text-indigo-400',
       count: 'text-indigo-700 dark:text-indigo-400',
     },
   };
 
   return (
-    <div className={cn('rounded-md border p-3', toneClasses[tone].card)}>
+    <div className={cn('rounded-md border p-2.5', toneClasses[tone].border)}>
       <div className="flex items-center justify-between gap-2">
-        <p className="text-sm font-semibold">{title}</p>
-        <Icon className={cn('h-4 w-4', toneClasses[tone].icon)} />
+        <p className="text-xs font-semibold">{title}</p>
+        <Icon className={cn('h-3.5 w-3.5', toneClasses[tone].icon)} />
       </div>
-      <p className={cn('mt-1 text-2xl font-mono font-semibold', toneClasses[tone].count)}>
-        {count}
-      </p>
-      <p className="mt-1 text-xs text-muted-foreground">{description}</p>
+      <p className={cn('mt-1 text-lg font-mono font-semibold', toneClasses[tone].count)}>{count}</p>
     </div>
   );
 }
@@ -72,91 +74,93 @@ export function HistorySyncLearningMap({
   deeperSharedCount,
   sharedGroups,
   legacyTargetCount,
+  cliproxyCount,
 }: HistorySyncLearningMapProps) {
+  const [open, setOpen] = useState(false);
   const groupsToShow = sharedGroups.length > 0 ? sharedGroups : ['default'];
 
   return (
     <Card className="border-dashed">
-      <CardHeader className="pb-3">
+      <CardHeader className="pb-2">
         <div className="flex items-center justify-between gap-2">
-          <CardTitle className="text-base">How History Sync Works</CardTitle>
+          <div>
+            <CardTitle className="text-base">How History Sync Works</CardTitle>
+            <CardDescription className="mt-1">
+              Isolated -&gt; Shared -&gt; Deeper. Use <code>Sync</code> per row for all changes.
+            </CardDescription>
+          </div>
           <Badge variant="outline">Learning Map</Badge>
         </div>
-        <CardDescription>
-          Accounts can move between modes at any time. Link/unlink is instant; Edit gives full
-          control of group and continuity depth.
-        </CardDescription>
       </CardHeader>
-      <CardContent className="space-y-4">
-        <div className="grid gap-3 lg:grid-cols-[1fr_auto_1fr_auto_1fr] lg:items-center">
-          <StageCard
-            title="Isolated"
-            count={isolatedCount}
-            icon={Unlink}
-            tone="isolated"
-            description="No shared history with other accounts."
-          />
-          <div className="hidden lg:flex justify-center text-muted-foreground">
-            <ArrowRight className="h-4 w-4" />
-          </div>
-          <StageCard
-            title="Shared (Standard)"
-            count={sharedStandardCount}
-            icon={Link2}
-            tone="shared"
-            description="Shared project context only."
-          />
-          <div className="hidden lg:flex justify-center text-muted-foreground">
-            <ArrowRight className="h-4 w-4" />
-          </div>
-          <StageCard
-            title="Shared (Deeper)"
-            count={deeperSharedCount}
-            icon={Waves}
-            tone="deeper"
-            description="Adds continuity data: session-env/file-history/todos/shell-snapshots."
-          />
-        </div>
 
-        <div className="grid gap-3 lg:grid-cols-2">
-          <div className="rounded-md border bg-muted/20 p-3">
-            <div className="flex items-center gap-2">
-              <ArrowRightLeft className="h-4 w-4 text-muted-foreground" />
-              <p className="text-sm font-semibold">Mode Switch Actions</p>
-            </div>
-            <div className="mt-2 flex flex-wrap gap-2">
-              <Badge variant="secondary">Link: Isolated -&gt; Shared</Badge>
-              <Badge variant="secondary">Unlink: Shared -&gt; Isolated</Badge>
-              <Badge variant="secondary">Edit: Group + Deeper</Badge>
-            </div>
-          </div>
-
-          <div className="rounded-md border bg-muted/20 p-3">
-            <div className="flex items-center gap-2">
-              <Layers3 className="h-4 w-4 text-muted-foreground" />
-              <p className="text-sm font-semibold">History Sync Group</p>
-            </div>
-            <p className="mt-1 text-xs text-muted-foreground">
-              Accounts in the same group share the same project context bucket. Group names are
-              user-defined lanes, with <code>default</code> as fallback.
-            </p>
-            <div className="mt-2 flex flex-wrap gap-2">
-              {groupsToShow.map((group) => (
-                <Badge key={group} variant="outline" className="font-mono text-[11px]">
-                  {group}
-                </Badge>
-              ))}
-            </div>
-          </div>
-        </div>
-
-        {legacyTargetCount > 0 && (
-          <div className="rounded-md border border-amber-500/50 bg-amber-500/10 px-3 py-2 text-xs text-amber-800 dark:text-amber-300">
-            {legacyTargetCount} legacy account
-            {legacyTargetCount > 1 ? 's still need' : ' still needs'} explicit confirmation. Use{' '}
-            <strong>Confirm Legacy Policies</strong> in Action Center.
+      <CardContent className="space-y-3">
+        {cliproxyCount > 0 && (
+          <div className="rounded-md border border-blue-300/60 bg-blue-50/40 px-3 py-2 text-xs text-blue-800 dark:border-blue-900/40 dark:bg-blue-900/10 dark:text-blue-300">
+            {cliproxyCount} CLIProxy Claude pool account{cliproxyCount > 1 ? 's are' : ' is'}
+            managed in Action Center / CLIProxy page.
           </div>
         )}
+
+        <div className="grid gap-2 sm:grid-cols-[1fr_auto_1fr_auto_1fr] sm:items-center">
+          <StageTile title="Isolated" count={isolatedCount} icon={Unlink} tone="isolated" />
+          <div className="hidden sm:flex justify-center text-muted-foreground">
+            <ArrowRight className="h-4 w-4" />
+          </div>
+          <StageTile title="Shared" count={sharedStandardCount} icon={Link2} tone="shared" />
+          <div className="hidden sm:flex justify-center text-muted-foreground">
+            <ArrowRight className="h-4 w-4" />
+          </div>
+          <StageTile title="Deeper" count={deeperSharedCount} icon={Waves} tone="deeper" />
+        </div>
+
+        <Collapsible open={open} onOpenChange={setOpen}>
+          <CollapsibleTrigger asChild>
+            <Button variant="ghost" className="h-auto w-full justify-between px-0 py-0 text-xs">
+              <span className="text-muted-foreground">
+                Show details: groups, switching, and legacy policy
+              </span>
+              <ChevronDown className={cn('h-4 w-4 transition-transform', open && 'rotate-180')} />
+            </Button>
+          </CollapsibleTrigger>
+          <CollapsibleContent className="pt-2">
+            <div className="grid gap-2 lg:grid-cols-2">
+              <div className="rounded-md border bg-muted/20 p-2.5 text-xs">
+                <div className="flex items-center gap-2">
+                  <ArrowRightLeft className="h-3.5 w-3.5 text-muted-foreground" />
+                  <p className="font-semibold">Mode Switch</p>
+                </div>
+                <p className="mt-1 text-muted-foreground">
+                  Sync dialog lets users move between isolated/shared and choose deeper continuity.
+                </p>
+              </div>
+
+              <div className="rounded-md border bg-muted/20 p-2.5 text-xs">
+                <div className="flex items-center gap-2">
+                  <Layers3 className="h-3.5 w-3.5 text-muted-foreground" />
+                  <p className="font-semibold">History Sync Group</p>
+                </div>
+                <p className="mt-1 text-muted-foreground">
+                  Same group means shared project context lane. Default fallback is{' '}
+                  <code>default</code>.
+                </p>
+                <div className="mt-2 flex flex-wrap gap-1.5">
+                  {groupsToShow.map((group) => (
+                    <Badge key={group} variant="outline" className="font-mono text-[10px]">
+                      {group}
+                    </Badge>
+                  ))}
+                </div>
+              </div>
+            </div>
+
+            {legacyTargetCount > 0 && (
+              <div className="mt-2 rounded-md border border-amber-500/50 bg-amber-500/10 px-3 py-2 text-xs text-amber-800 dark:text-amber-300">
+                {legacyTargetCount} legacy account
+                {legacyTargetCount > 1 ? 's still need' : ' still needs'} explicit confirmation.
+              </div>
+            )}
+          </CollapsibleContent>
+        </Collapsible>
       </CardContent>
     </Card>
   );
diff --git a/ui/src/pages/accounts.tsx b/ui/src/pages/accounts.tsx
index 0f1b603a..9e00cd5e 100644
--- a/ui/src/pages/accounts.tsx
+++ b/ui/src/pages/accounts.tsx
@@ -10,11 +10,8 @@ import {
   ArrowRight,
   ChevronDown,
   ChevronLeft,
-  Link2,
   Plus,
-  Unlink,
   Users,
-  Waves,
   Zap,
 } from 'lucide-react';
 import { AccountsTable } from '@/components/account/accounts-table';
@@ -23,82 +20,11 @@ import { HistorySyncLearningMap } from '@/components/account/history-sync-learni
 import { CopyButton } from '@/components/ui/copy-button';
 import { Button } from '@/components/ui/button';
 import { Badge } from '@/components/ui/badge';
-import { Alert, AlertDescription, AlertTitle } from '@/components/ui/alert';
 import { Card, CardContent, CardDescription, CardHeader, CardTitle } from '@/components/ui/card';
 import { Collapsible, CollapsibleContent, CollapsibleTrigger } from '@/components/ui/collapsible';
 import { ScrollArea } from '@/components/ui/scroll-area';
 import { useAccounts, useConfirmLegacyAccountPolicies } from '@/hooks/use-accounts';
 import { cn } from '@/lib/utils';
-import type { LucideIcon } from 'lucide-react';
-
-type MetricTone = 'default' | 'shared' | 'deeper' | 'isolated';
-
-function MetricTile({
-  label,
-  value,
-  icon: Icon,
-  tone = 'default',
-}: {
-  label: string;
-  value: number;
-  icon: LucideIcon;
-  tone?: MetricTone;
-}) {
-  const toneClasses: Record<MetricTone, { border: string; icon: string }> = {
-    default: {
-      border: 'border-border',
-      icon: 'text-primary',
-    },
-    shared: {
-      border: 'border-emerald-300/60 dark:border-emerald-900/40',
-      icon: 'text-emerald-700 dark:text-emerald-400',
-    },
-    deeper: {
-      border: 'border-indigo-300/60 dark:border-indigo-900/40',
-      icon: 'text-indigo-700 dark:text-indigo-400',
-    },
-    isolated: {
-      border: 'border-blue-300/60 dark:border-blue-900/40',
-      icon: 'text-blue-700 dark:text-blue-400',
-    },
-  };
-
-  return (
-    <div className={cn('rounded-md border bg-card px-3 py-2.5', toneClasses[tone].border)}>
-      <div className="flex items-center justify-between gap-2">
-        <span className="text-[11px] uppercase tracking-wide text-muted-foreground">{label}</span>
-        <Icon className={cn('h-3.5 w-3.5', toneClasses[tone].icon)} />
-      </div>
-      <p className={cn('mt-1 text-xl font-mono font-semibold', toneClasses[tone].icon)}>{value}</p>
-    </div>
-  );
-}
-
-function StrategyCard({
-  title,
-  description,
-  variant,
-}: {
-  title: string;
-  description: string;
-  variant: 'auth' | 'pool';
-}) {
-  const variantClasses =
-    variant === 'auth'
-      ? 'border-emerald-300/70 bg-emerald-50/40 dark:border-emerald-900/40 dark:bg-emerald-900/10'
-      : 'border-blue-300/70 bg-blue-50/40 dark:border-blue-900/40 dark:bg-blue-900/10';
-  const titleClasses =
-    variant === 'auth'
-      ? 'text-emerald-800 dark:text-emerald-300'
-      : 'text-blue-800 dark:text-blue-300';
-
-  return (
-    <div className={cn('rounded-md border px-3 py-2.5', variantClasses)}>
-      <p className={cn('text-sm font-semibold', titleClasses)}>{title}</p>
-      <p className="mt-1 text-xs text-muted-foreground">{description}</p>
-    </div>
-  );
-}
 
 export function AccountsPage() {
   const navigate = useNavigate();
@@ -164,40 +90,7 @@ export function AccountsPage() {
           </div>
 
           <ScrollArea className="flex-1">
-            <div className="p-3 space-y-4">
-              <section className="space-y-2">
-                <p className="text-[11px] font-medium uppercase tracking-wide text-muted-foreground">
-                  Snapshot
-                </p>
-                <div className="grid grid-cols-2 gap-2">
-                  <MetricTile label="Total" value={authAccounts.length} icon={Users} />
-                  <MetricTile label="Shared" value={sharedCount} icon={Link2} tone="shared" />
-                  <MetricTile label="Deeper" value={deeperSharedCount} icon={Waves} tone="deeper" />
-                  <MetricTile
-                    label="Isolated"
-                    value={isolatedCount}
-                    icon={Unlink}
-                    tone="isolated"
-                  />
-                </div>
-              </section>
-
-              <section className="space-y-2">
-                <p className="text-[11px] font-medium uppercase tracking-wide text-muted-foreground">
-                  Strategy Lanes
-                </p>
-                <StrategyCard
-                  variant="auth"
-                  title="Lane A: ccs auth continuity"
-                  description="Isolation-first accounts with explicit shared/deeper controls per profile."
-                />
-                <StrategyCard
-                  variant="pool"
-                  title="Lane B: CLIProxy Claude pool"
-                  description="OAuth pool routing for lower manual account switching."
-                />
-              </section>
-
+            <div className="p-3 space-y-3">
               {hasLegacyFollowUp && (
                 <section className="space-y-2">
                   <p className="text-[11px] font-medium uppercase tracking-wide text-muted-foreground">
@@ -238,19 +131,14 @@ export function AccountsPage() {
                   </div>
                 </section>
               )}
+
+              {!hasLegacyFollowUp && (
+                <div className="rounded-md border bg-background px-3 py-2 text-xs text-muted-foreground">
+                  No legacy follow-up pending. Manage pool auth from Action Center.
+                </div>
+              )}
             </div>
           </ScrollArea>
-
-          <div className="p-3 border-t bg-background text-xs text-muted-foreground">
-            <div className="flex items-center justify-between">
-              <span>Standard shared</span>
-              <span className="font-mono">{sharedStandardCount}</span>
-            </div>
-            <div className="flex items-center justify-between mt-1">
-              <span>CLIProxy hidden</span>
-              <span className="font-mono">{cliproxyCount}</span>
-            </div>
-          </div>
         </div>
 
         {/* Main workspace */}
@@ -275,39 +163,26 @@ export function AccountsPage() {
                 This table is intentionally scoped to
                 <code className="mx-1 rounded bg-muted px-1 py-0.5">ccs auth</code>
                 accounts. Use
-                <code className="mx-1 rounded bg-muted px-1 py-0.5">Link</code>/
-                <code className="mx-1 rounded bg-muted px-1 py-0.5">Unlink</code>
-                for quick policy changes and pencil edit for advanced group/deeper settings.
+                <code className="mx-1 rounded bg-muted px-1 py-0.5">Sync</code>
+                for mode/group/depth changes.
               </p>
             </div>
 
             <div className="flex-1 min-h-0 p-5 space-y-4 overflow-y-auto">
-              {cliproxyCount > 0 && (
-                <Alert variant="info">
-                  <Zap className="h-4 w-4" />
-                  <AlertTitle>CLIProxy pool accounts are managed in their own page</AlertTitle>
-                  <AlertDescription>
-                    {cliproxyCount} OAuth account{cliproxyCount > 1 ? 's are' : ' is'} available in
-                    CLIProxy. This table only covers local
-                    <code className="mx-1 rounded bg-muted px-1 py-0.5">ccs auth</code>
-                    profiles.
-                  </AlertDescription>
-                </Alert>
-              )}
-
               <HistorySyncLearningMap
                 isolatedCount={isolatedCount}
                 sharedStandardCount={sharedStandardCount}
                 deeperSharedCount={deeperSharedCount}
                 sharedGroups={sharedGroups}
                 legacyTargetCount={legacyTargetCount}
+                cliproxyCount={cliproxyCount}
               />
 
               <Card className="flex flex-col">
                 <CardHeader className="pb-3">
                   <CardTitle className="text-lg">Account Matrix</CardTitle>
                   <CardDescription>
-                    Shared total: {sharedCount}. Actions now include quick link/unlink plus legacy
+                    Shared total: {sharedCount}. Actions include Sync settings and legacy
                     confirmation.
                   </CardDescription>
                 </CardHeader>
@@ -493,12 +368,14 @@ export function AccountsPage() {
           </CardContent>
         </Card>
 
-        <div className="grid grid-cols-2 gap-2">
-          <MetricTile label="Total" value={authAccounts.length} icon={Users} />
-          <MetricTile label="Shared" value={sharedCount} icon={Link2} tone="shared" />
-          <MetricTile label="Deeper" value={deeperSharedCount} icon={Waves} tone="deeper" />
-          <MetricTile label="Isolated" value={isolatedCount} icon={Unlink} tone="isolated" />
-        </div>
+        <HistorySyncLearningMap
+          isolatedCount={isolatedCount}
+          sharedStandardCount={sharedStandardCount}
+          deeperSharedCount={deeperSharedCount}
+          sharedGroups={sharedGroups}
+          legacyTargetCount={legacyTargetCount}
+          cliproxyCount={cliproxyCount}
+        />
 
         <Card>
           <CardHeader className="pb-3">