diff --git a/src/main/native-chat/agent-session-wire/structured-agent-session-restart-resume-runner.ts b/src/main/native-chat/agent-session-wire/structured-agent-session-restart-resume-runner.ts
index 0d8d58a8804..84913c69a32 100644
--- a/src/main/native-chat/agent-session-wire/structured-agent-session-restart-resume-runner.ts
+++ b/src/main/native-chat/agent-session-wire/structured-agent-session-restart-resume-runner.ts
@@ -96,12 +96,13 @@ async function resumeOne(
     })
   } catch (error) {
     const reason = error instanceof Error ? error.message : String(error)
-    const live = (error as { owner?: string }).owner
+    const owner =
+      typeof error === 'object' && error !== null ? Reflect.get(error, 'owner') : undefined
     return {
       sessionId,
       outcome: 'refused',
       reason,
-      ...(live === undefined ? {} : { owner: live })
+      ...(typeof owner === 'string' ? { owner } : {})
     }
   }
 }
diff --git a/src/main/native-chat/agent-session-wire/structured-agent-session-restart-resume.test.ts b/src/main/native-chat/agent-session-wire/structured-agent-session-restart-resume.test.ts
index 174368ccb15..de8c8a36071 100644
--- a/src/main/native-chat/agent-session-wire/structured-agent-session-restart-resume.test.ts
+++ b/src/main/native-chat/agent-session-wire/structured-agent-session-restart-resume.test.ts
@@ -43,6 +43,7 @@ function turnItem(
 }
 
 function record(overrides: { chain?: AgentSessionRecord['providerHandleChain'] } = {}) {
+  // oxlint-disable-next-line typescript/consistent-type-assertions -- SAFETY: a literal fixture standing in for a durable record; the code under test reads only lease, provider, location and providerHandleChain.
   return {
     schemaVersion: 2,
     sessionId: SESSION,
@@ -110,6 +111,7 @@ function claudeRecord(
   leafUuid: string | null,
   providerSessionId = CLAUDE_PROVIDER_SESSION
 ): AgentSessionRecord {
+  // oxlint-disable-next-line typescript/consistent-type-assertions -- SAFETY: the base fixture is already record-shaped; this only swaps the provider and its Claude handle chain.
   return {
     ...record(),
     provider: 'claude',
@@ -127,6 +129,7 @@ function claudeRecord(
 }
 
 function journal(items: AgentJournalRenderItem[], isReadOnly = false) {
+  // oxlint-disable-next-line typescript/consistent-type-assertions -- SAFETY: the code under test calls only isReadOnly and snapshot(); a real AgentSessionJournal needs an on-disk SQLite store.
   return { isReadOnly, snapshot: () => ({ items, submissions: [] }) } as never
 }
 
@@ -416,7 +419,9 @@ describe('the restart-resume surface', () => {
       ])
     return {
       restartResume: createStructuredAgentSessionRestartResume(
+        // oxlint-disable-next-line typescript/consistent-type-assertions -- SAFETY: the collaborator reads only getRecord and resumeMarkers from the store, and supportsCreate from the adapter.
         { store, adapter: { supportsCreate: () => true } } as never,
+        // oxlint-disable-next-line typescript/consistent-type-assertions -- SAFETY: the live-session map is read for journal, hasProviderChild and fence only.
         sessions as never,
         {
           revealSession: async () => ({ readable: true }),
@@ -429,6 +434,7 @@ describe('the restart-resume surface', () => {
           send: async ({ envelope, body }) => {
             sent.push({
               sessionId: envelope.sessionId,
+              // oxlint-disable-next-line typescript/consistent-type-assertions -- SAFETY: restartContinuationBody builds exactly one text block, which is what this assertion reads.
               text: (body.blocks[0] as { text: string }).text
             })
             return { ok: true }
@@ -513,6 +519,7 @@ describe('the restart-resume surface', () => {
   // predicate drops the session. Reporting "nothing happened" would leave the user pressing a dead
   // button for a session that IS running.
   it('reports a session the chat pane already re-acquired as resumed, not as nothing', async () => {
+    // oxlint-disable-next-line typescript/consistent-type-assertions -- SAFETY: the base fixture is already record-shaped; only claimStatus is overridden, to model a lease the pane re-took.
     const liveRecord = {
       ...record(),
       lease: { ...record().lease, claimStatus: 'live' }
@@ -537,6 +544,7 @@ describe('the restart-resume surface', () => {
   // Relaxing the lease clause must not relax the whole predicate. "Resume all" targets every
   // marker, so a held-but-ineligible session would otherwise be consumed and counted as resumed.
   it('refuses to settle an already-live session the predicate rejects', async () => {
+    // oxlint-disable-next-line typescript/consistent-type-assertions -- SAFETY: the base fixture is already record-shaped; only claimStatus is overridden, to model a lease the pane re-took.
     const liveRecord = {
       ...record(),
       lease: { ...record().lease, claimStatus: 'live' }
diff --git a/src/main/runtime/agent-session-record-store-file.ts b/src/main/runtime/agent-session-record-store-file.ts
index 9d39871e109..19d218d1d2b 100644
--- a/src/main/runtime/agent-session-record-store-file.ts
+++ b/src/main/runtime/agent-session-record-store-file.ts
@@ -102,6 +102,7 @@ function parseState(
   if (typeof parsed !== 'object' || parsed === null) {
     return null
   }
+  // oxlint-disable-next-line typescript/consistent-type-assertions -- SAFETY: every field is read back as `unknown` and validated below before use; adding `resumeMarkers` brought this long-standing assertion into the changed-code gate.
   const file = parsed as {
     schemaVersion?: unknown
     hostId?: unknown
@@ -110,6 +111,7 @@ function parseState(
     retiredClaimKeys?: unknown
     unusableRecords?: unknown
     visibleSessionIds?: unknown
+    resumeMarkers?: unknown
   }
   if (
     !Number.isSafeInteger(file.schemaVersion) ||
@@ -227,9 +229,7 @@ function parseState(
   }
   state.visibleSessionIdsIndexPresent = visibleSessionIds.present
   visibleSessionIds.ids.forEach((sessionId) => state.visibleSessionIds.add(sessionId))
-  state.resumeMarkers = parseAgentSessionResumeMarkers(
-    (parsed as { resumeMarkers?: unknown }).resumeMarkers
-  )
+  state.resumeMarkers = parseAgentSessionResumeMarkers(file.resumeMarkers)
   return { state, needsRewrite }
 }
 
diff --git a/src/renderer/src/components/NativeChatResumeOnRestartGroups.tsx b/src/renderer/src/components/NativeChatResumeOnRestartGroups.tsx
index df25223c051..f33c1a730f5 100644
--- a/src/renderer/src/components/NativeChatResumeOnRestartGroups.tsx
+++ b/src/renderer/src/components/NativeChatResumeOnRestartGroups.tsx
@@ -82,13 +82,7 @@ function ResumeCandidateRow({
       <span className="shrink-0 text-[11px] tabular-nums text-muted-foreground">
         {formatShortTimeAgo(candidate.recordedAt, listedAt)}
       </span>
-      <Button
-        variant="ghost"
-        size="sm"
-        className="h-7 shrink-0 gap-1 px-2"
-        disabled={busy}
-        onClick={onReconnect}
-      >
+      <Button variant="ghost" size="xs" className="shrink-0" disabled={busy} onClick={onReconnect}>
         <Play className="size-3" />
         {translate('auto.components.NativeChatResumeOnRestartModal.resume', 'Reconnect')}
       </Button>
diff --git a/src/renderer/src/components/NativeChatResumeOnRestartModal.tsx b/src/renderer/src/components/NativeChatResumeOnRestartModal.tsx
index 9eb21b3eb9d..0c57b48cfd8 100644
--- a/src/renderer/src/components/NativeChatResumeOnRestartModal.tsx
+++ b/src/renderer/src/components/NativeChatResumeOnRestartModal.tsx
@@ -94,20 +94,20 @@ function ContinuationExplainer(): React.JSX.Element {
           <Info className="size-3.5" />
         </Button>
       </PopoverTrigger>
-      <PopoverContent align="end" className="w-96 text-xs">
-        <p className="font-semibold">
+      <PopoverContent align="end" className="w-96">
+        <p className="text-xs font-semibold">
           {translate(
             'auto.components.NativeChatResumeOnRestartModal.whatIsSentTitle',
             'What Orca sends'
           )}
         </p>
-        <p className="mt-1 text-muted-foreground">
+        <p className="mt-1 text-xs text-muted-foreground">
           {translate(
             'auto.components.NativeChatResumeOnRestartModal.whatIsSentBody',
             'Continuing sends one short message to each agent, telling it that Orca restarted and asking it to check its last action before carrying on. Your own prompt is never re-sent.'
           )}
         </p>
-        <blockquote className="mt-2 rounded-md border bg-muted/40 p-2 text-muted-foreground">
+        <blockquote className="mt-2 rounded-md border bg-muted/40 p-2 text-xs text-muted-foreground">
           {AGENT_SESSION_RESTART_CONTINUATION_MESSAGE}
         </blockquote>
       </PopoverContent>
@@ -248,12 +248,15 @@ export function NativeChatResumeOnRestartModal(): React.JSX.Element | null {
           point, so the list scrolls inside the dialog while the header and primary action stay. */}
       <DialogContent className="grid-rows-[auto_minmax(0,1fr)_auto_auto] sm:max-w-xl max-h-[85vh]">
         <DialogHeader>
-          <DialogTitle className="flex items-center gap-2">
-            <RotateCcw className="size-4 text-muted-foreground" />
-            {translate(
-              'auto.components.NativeChatResumeOnRestartModal.title',
-              'Reconnect interrupted chats?'
-            )}
+          <DialogTitle>
+            {/* Plain wrapper owns the icon spacing; DialogTitle owns its own. */}
+            <span className="flex items-center gap-2">
+              <RotateCcw className="size-4 text-muted-foreground" />
+              {translate(
+                'auto.components.NativeChatResumeOnRestartModal.title',
+                'Reconnect interrupted chats?'
+              )}
+            </span>
           </DialogTitle>
           <DialogDescription>
             {interruptedByUpdate
@@ -266,6 +269,15 @@ export function NativeChatResumeOnRestartModal(): React.JSX.Element | null {
                   'These chats were mid-turn when Orca closed. Reconnecting restores each one where it stopped, with its full context and without re-sending your prompt — the interrupted reply will not continue on its own.'
                 )}
           </DialogDescription>
+          {/* The true state of things is counterintuitive — the terminal sessions survived and the
+              chats did not — so say so where it frames the list, not as a footnote. "kept running"
+              rather than "were restored": nothing reconnected them, they never stopped. */}
+          <p className="text-xs text-muted-foreground">
+            {translate(
+              'auto.components.NativeChatResumeOnRestartModal.terminalSessionsUnaffected',
+              'Only chats are affected — your terminal sessions kept running and need nothing from you.'
+            )}
+          </p>
         </DialogHeader>
 
         <div
diff --git a/src/renderer/src/i18n/locales/en.json b/src/renderer/src/i18n/locales/en.json
index 72f61c77250..84c8b41a744 100644
--- a/src/renderer/src/i18n/locales/en.json
+++ b/src/renderer/src/i18n/locales/en.json
@@ -1923,6 +1923,7 @@
         "title": "Reconnect interrupted chats?",
         "body": "These chats were mid-turn when Orca closed. Reconnecting restores each one where it stopped, with its full context and without re-sending your prompt — the interrupted reply will not continue on its own.",
         "updateBody": "These chats were mid-turn when Orca installed an update. Reconnecting restores each one where it stopped, with its full context and without re-sending your prompt — the interrupted reply will not continue on its own.",
+        "terminalSessionsUnaffected": "Only chats are affected — your terminal sessions kept running and need nothing from you.",
         "resume": "Reconnect",
         "resumeAll": "Reconnect all",
         "resuming": "Reconnecting…",
diff --git a/src/shared/agent-session-resume-marker.ts b/src/shared/agent-session-resume-marker.ts
index 66639b44d7d..2634916425b 100644
--- a/src/shared/agent-session-resume-marker.ts
+++ b/src/shared/agent-session-resume-marker.ts
@@ -46,14 +46,16 @@ export function isAgentSessionResumeMarker(value: unknown): value is AgentSessio
   if (typeof value !== 'object' || value === null) {
     return false
   }
-  const marker = value as Partial<AgentSessionResumeMarker>
+  const recordedAt = Reflect.get(value, 'recordedAt')
+  const trigger = Reflect.get(value, 'trigger')
   return (
-    isMarkerField(marker.sessionId) &&
-    isMarkerField(marker.turnId) &&
-    isMarkerField(marker.providerHandleRoot) &&
-    Number.isSafeInteger(marker.recordedAt) &&
-    (marker.recordedAt as number) >= 0 &&
-    (marker.trigger === 'quit' || marker.trigger === 'update')
+    isMarkerField(Reflect.get(value, 'sessionId')) &&
+    isMarkerField(Reflect.get(value, 'turnId')) &&
+    isMarkerField(Reflect.get(value, 'providerHandleRoot')) &&
+    typeof recordedAt === 'number' &&
+    Number.isSafeInteger(recordedAt) &&
+    recordedAt >= 0 &&
+    (trigger === 'quit' || trigger === 'update')
   )
 }