diff --git a/apps/presentation/dashboard/src/features/personal-workspace/goal-acceptance-observation-card.tsx b/apps/presentation/dashboard/src/features/personal-workspace/goal-acceptance-observation-card.tsx
index 7a20307b4d..92a7845374 100644
--- a/apps/presentation/dashboard/src/features/personal-workspace/goal-acceptance-observation-card.tsx
+++ b/apps/presentation/dashboard/src/features/personal-workspace/goal-acceptance-observation-card.tsx
@@ -1,7 +1,7 @@
 import type { WorkspaceGoal } from "./personal-workspace-model";
 import { useWorkspaceI18n } from "./i18n";
 
-export function GoalAcceptanceObservationCard({ goal }: { goal: WorkspaceGoal }) {
+export function GoalAcceptanceObservationCard({ goal, overview = false }: { goal: WorkspaceGoal; overview?: boolean }) {
   const { t, locale } = useWorkspaceI18n();
   const checkLabels = locale === "zh-CN" ? {
     checkpoint_satisfied: "检查点满足", checkpoint_fresh: "检查点有效",
@@ -22,8 +22,8 @@ export function GoalAcceptanceObservationCard({ goal }: { goal: WorkspaceGoal })
   const label = (key: string) => labels[key as keyof typeof labels] ?? t("acceptance.unknown");
   const projection = goal.acceptanceObservation;
   const unavailable = goal.loadState || !projection || projection.goal_id !== goal.goalId || projection.coverage === "unavailable";
-  return <section className="personal-detail-card personal-goal-acceptance" aria-label={t("acceptance.title")}>
-    <div className="personal-detail-card-title"><h3>{t("acceptance.title")}</h3><em>{t("common.readOnly")}</em></div>
+  const content = <section className="personal-detail-card personal-goal-acceptance" aria-label={t("acceptance.title")}>
+    {!overview ? <div className="personal-detail-card-title"><h3>{t("acceptance.title")}</h3><em>{t("common.readOnly")}</em></div> : null}
     <p role="status">{t(unavailable ? "acceptance.unavailable" : "acceptance.partial")}</p>
     {!unavailable && projection ? <>
       <h4>{t("acceptance.gaps")}</h4>
@@ -55,4 +55,11 @@ export function GoalAcceptanceObservationCard({ goal }: { goal: WorkspaceGoal })
       {projection.truncated ? <p>{t("acceptance.truncated")}</p> : null}
     </> : null}
   </section>;
+  if (!overview) return content;
+  const zh = locale === "zh-CN";
+  return <details className="goal-overview-evidence goal-observation-details" key={goal.goalId}>
+    <summary><span>{t("acceptance.title")}</span><small>{unavailable ? t("acceptance.unavailable")
+      : `${projection!.acceptance_gaps.length} ${zh ? "项缺口" : "gaps"} · ${projection!.guards.length} ${zh ? "项限制" : "guards"} · ${zh ? "仅部分观测" : "Partial observations"}`}</small></summary>
+    {content}
+  </details>;
 }
diff --git a/apps/presentation/dashboard/src/features/personal-workspace/goal-overview.tsx b/apps/presentation/dashboard/src/features/personal-workspace/goal-overview.tsx
index 3c7ef29ca0..de1deff525 100644
--- a/apps/presentation/dashboard/src/features/personal-workspace/goal-overview.tsx
+++ b/apps/presentation/dashboard/src/features/personal-workspace/goal-overview.tsx
@@ -111,7 +111,7 @@ export function GoalOverview({ active, goal, items, userTodos, readOnly, onOpenD
     <GoalWorkspaceWork onOpenAgentConversation={onOpenAgentConversation} goal={goal} digest={digest} items={items} userTodos={userTodos} selectedTodoId={selectedTodoId} onSelect={onSelect}
       readOnly={readOnly} active={active} railOpen={railOpen} onCloseRail={onCloseRail} historyRefreshRevision={historyRefreshRevision} proposals={proposals} onPreview={onPreview} board={board}
       map={readOnly ? <p className="goal-work-scope">{copy.remote}</p> : <DeliveryWorkMap goal={goal} userTodos={userTodos} review={review} onSelect={onSelect} selectedTodoId={selectedTodoId}/>}/>
-    {readOnly ? <><p className="goal-overview-source-note">{copy.remote}</p><GoalAcceptanceObservationCard goal={goal} /></>
+    {readOnly ? <GoalAcceptanceObservationCard goal={goal} overview />
       : <OverviewDeliveryEvidence key={`delivery:${goal.goalId}`} review={review} zh={locale === "zh-CN"}>
         <DeliveryReviewContent review={review} hideWorkMap hideAcceptanceContract active={active} goal={goal} items={items} userTodos={userTodos} onSelect={onSelect} />
       </OverviewDeliveryEvidence>}
diff --git a/apps/presentation/dashboard/src/features/personal-workspace/goal-workspace-work.css b/apps/presentation/dashboard/src/features/personal-workspace/goal-workspace-work.css
index 1f125ab856..a88468709c 100644
--- a/apps/presentation/dashboard/src/features/personal-workspace/goal-workspace-work.css
+++ b/apps/presentation/dashboard/src/features/personal-workspace/goal-workspace-work.css
@@ -1,4 +1,4 @@
-.goal-workspace-composition { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 32px; align-items: start; }
+.goal-workspace-composition { display: grid; grid-template-columns: minmax(0, 1fr); }
 .goal-workspace-document { display: grid; gap: 32px; min-width: 0; }
 .goal-now, .goal-workspace-results { min-width: 0; display: grid; gap: 16px; }
 .goal-now h2, .goal-workspace-results > h2 { font-size: var(--text-heading); line-height: var(--leading-heading); font-weight: 600; }
@@ -11,10 +11,12 @@
 .goal-owner-group > header { display: flex; flex-wrap: wrap; gap: 12px; align-items: baseline; padding: 8px 0; border-bottom: 1px solid var(--pw-line-strong); }
 .goal-owner-group h3 { font-size: var(--text-body); line-height: var(--leading-body); font-weight: 600; }
 .goal-owner-group > header > span { color: var(--pw-muted); font-size: var(--text-caption); }
+.goal-work-more > summary { width: fit-content; padding: 12px 0; color: var(--pw-muted); font-size: var(--text-body); cursor: pointer; }
 .goal-overview .goal-work-row { width: 100%; display: grid; grid-template-columns: 16px minmax(0, 1fr) auto 36px; gap: 10px; border: 0; border-bottom: 1px solid var(--pw-line); border-radius: 0; background: transparent; padding: 12px 0; }
 .goal-overview .goal-work-row[aria-pressed="true"] { background: var(--pw-hover); box-shadow: inset 2px 0 var(--pw-blue); }
 .goal-work-row-text { display: grid; gap: 4px; min-width: 0; }
 .goal-work-row strong { font-weight: 500; font-size: var(--text-body); line-height: var(--leading-body); overflow-wrap: anywhere; }
+.goal-owner-group > .goal-work-row strong { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
 .goal-work-row small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 100%; color: var(--pw-muted); font-size: var(--text-caption); }
 .goal-work-row time { color: var(--pw-faint); font-size: var(--text-caption); text-align: right; }
 .goal-work-badge { font-size: var(--text-caption); color: var(--pw-muted); white-space: nowrap; }
@@ -62,16 +64,14 @@
   .goal-all-work { border-left: 0; border-top: 1px solid var(--pw-line); padding: 20px 0 0; }
   .goal-overview-summary.has-attention { grid-template-columns: minmax(0, 1fr); }
 }
-.goal-overview .goal-direction-toggle, .personal-channel-header .personal-channel-actions > .goal-all-work-trigger { display: none; }
+.goal-overview .goal-direction-toggle { display: none; }
+.personal-channel-header .personal-channel-actions > .goal-all-work-trigger { display: inline-flex; }
 .goal-direction-content { display: grid; gap: 12px; }
 .goal-direction-content[hidden] { display: none; }
-.goal-work-rail-dialog { margin: 12px 12px 12px auto; width: min(400px, calc(100vw - 24px)); max-height: calc(100dvh - 24px); border: 1px solid var(--pw-line); border-radius: 12px; background: var(--pw-bg); color: var(--pw-text); padding: 20px; }
+.goal-work-rail-dialog { margin: 12px 12px 12px auto; width: min(480px, calc(100vw - 24px)); max-height: calc(100dvh - 24px); border: 1px solid var(--pw-line); border-radius: 12px; background: var(--pw-bg); color: var(--pw-text); padding: 20px; }
 .goal-work-rail-dialog::backdrop { background: rgb(0 0 0 / 30%); }
 .goal-work-rail-dialog .goal-all-work { border: 0; padding: 0; }
 .goal-work-rail-close { margin-bottom: 16px; }
-@media (max-width: 1199px) {
-  .personal-channel-header .personal-channel-actions > .goal-all-work-trigger { display: inline-flex; }
-}
 @media (max-width: 640px) {
   .goal-overview .goal-direction-toggle { display: inline-flex; justify-self: start; min-height: 32px; border: 0; padding: 4px 0; background: transparent; color: var(--pw-muted); font-size: var(--text-caption); }
 }
@@ -79,7 +79,6 @@
 .goal-owner-group > header .goal-owner-conversation { margin-left: auto; padding: 6px 8px; min-height: 44px; border: 0; background: transparent; color: var(--pw-text); font: inherit; font-size: var(--text-caption); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }
 
 /* Known empty regions yield space; loading, partial coverage and errors still mount. */
-.goal-workspace-composition.is-quiet { grid-template-columns: minmax(0, 1fr); }
 .goal-workspace-results:has(> h2:only-child) { display: none; }
 .goal-workspace-results .personal-files-list.is-empty > header { display: none; }
 .goal-workspace-results .personal-files-list.is-empty:has(> header:only-child) { display: none; }
diff --git a/apps/presentation/dashboard/src/features/personal-workspace/goal-workspace-work.tsx b/apps/presentation/dashboard/src/features/personal-workspace/goal-workspace-work.tsx
index 8d1efb9d99..a3ec253285 100644
--- a/apps/presentation/dashboard/src/features/personal-workspace/goal-workspace-work.tsx
+++ b/apps/presentation/dashboard/src/features/personal-workspace/goal-workspace-work.tsx
@@ -72,21 +72,14 @@ export function GoalWorkspaceWork({goal, digest, items, userTodos, selectedTodoI
 }) {
   const {locale, t} = useWorkspaceI18n();
   const zh = locale === "zh-CN";
-  const [compactRail, setCompactRail] = useState(() => typeof window !== "undefined" && typeof window.matchMedia === "function" && window.matchMedia("(max-width: 1199px)").matches);
   const dialog = useRef<HTMLDialogElement>(null);
-  useEffect(() => {
-    const media = window.matchMedia("(max-width: 1199px)");
-    const update = () => setCompactRail(media.matches);
-    update(); media.addEventListener("change", update);
-    return () => media.removeEventListener("change", update);
-  }, []);
   useEffect(() => {
     const node = dialog.current;
-    if (compactRail && railOpen && active) node?.showModal(); else node?.close();
+    if (railOpen && active) node?.showModal(); else node?.close();
     return () => node?.close();
-  }, [compactRail, railOpen, active]);
+  }, [railOpen, active]);
   const select = (selection: WorkspaceDrawerSelection) => {
-    if (compactRail && railOpen) {dialog.current?.close(); onCloseRail();}
+    if (railOpen) {dialog.current?.close(); onCloseRail();}
     onSelect(selection);
   };
   const [lens, setLens] = useState<"owner" | "board" | "map">("owner");
@@ -141,13 +134,13 @@ export function GoalWorkspaceWork({goal, digest, items, userTodos, selectedTodoI
           <h3>{sectionLabels[section]}</h3>{digest.work.rail[section].filter(matches).map(id => task(id, true))}
         </section>)}
         {filter === "all" || filter === "done" ? <CompletedTaskLane key={`${goal.goalId}:${readOnly}`} goal={goal} agentId="all" seed={digest.work.rail.done.flatMap(id => todos.get(id) ?? [])}
-          enabled={!readOnly && active && (!compactRail || railOpen)} refreshRevision={historyRefreshRevision} listView onSelect={select} selectedTodoId={selectedTodoId} query={query}/> : null}
+          enabled={!readOnly && active && railOpen} refreshRevision={historyRefreshRevision} listView onSelect={select} selectedTodoId={selectedTodoId} query={query}/> : null}
       </> : <div className="goal-material-activity">{activity.map(item => <button type="button" key={item.id} onClick={() => item.kind === "run" ? select({kind: "run", item: item.run}) : item.kind === "output" ? select({kind: "output", item: item.output}) : item.kind === "proposal" ? select({kind: "proposal", item: item.proposal}) : undefined}>
         {item.kind === "run" ? <>{item.run.status === "completed" ? <CircleCheck size={14} aria-hidden/> : <CircleAlert size={14} aria-hidden/>}<span>{item.run.title}<small>{localizedSessionStatus(item.run.status, t)}</small></span></> : item.kind === "output" ? <><CircleCheck size={14} aria-hidden/><span>{item.output.title}<small>{zh ? "成果返回" : "Result returned"}</small></span></> : item.kind === "proposal" ? <><Hand size={14} aria-hidden/><span>{item.proposal.title}<small>{zh ? "决定已记录" : "Decision recorded"}</small></span></> : null}
       </button>)}{!activity.length ? <p>{zh ? "当前时间线尚无已完成或返回的记录。" : "No completed work or returned results in this timeline."}</p> : null}</div>}
       <footer className="goal-work-scope">{zh ? "统计仅覆盖此 Goal；任务与历史可能分批载入。" : "Counts cover this Goal; tasks and history may be loaded in bounded pages."}<time dateTime={digest.observedAt}>{new Date(digest.observedAt).toLocaleTimeString(locale)}</time></footer>
     </aside>;
-  return <><div className={`goal-workspace-composition${quietWork && !railOpen ? " is-quiet" : ""}`}>
+  return <><div className="goal-workspace-composition">
     <div className="goal-workspace-document">
       <section className="goal-now" aria-label={zh ? "当前工作" : "Now"}>
         <header className="goal-now-header"><h2>{zh ? "当前工作" : "Now"}</h2>
@@ -163,7 +156,11 @@ export function GoalWorkspaceWork({goal, digest, items, userTodos, selectedTodoI
           <header><h3>{ownerName(group.ownerId)}</h3><span>{group.todoIds.length} {zh ? "项任务" : "tasks"} · {group.todoIds.filter(id => rows.get(id)?.displayClass === group.displayClass).length} {goalWorkClassLabel(group.displayClass, zh)}</span>
             {!readOnly && group.ownerId && onOpenAgentConversation ? <button type="button" className="goal-owner-conversation" data-agent-id={group.ownerId} aria-label={zh ? `与 ${ownerName(group.ownerId)} 对话` : `Talk to ${ownerName(group.ownerId)}`} onClick={() => onOpenAgentConversation(group.ownerId!)}>{zh ? "工作记录" : "Work conversation"}</button> : null}
           </header>
-          {group.todoIds.map(id => task(id))}
+          {group.todoIds.slice(0, 3).map(id => task(id))}
+          {group.todoIds.length > 3 ? <RemainingWork key={group.ownerId ?? ""} selectedTodoId={group.todoIds.slice(3).includes(selectedTodoId ?? "") ? selectedTodoId : null}
+            label={zh ? `其余 ${group.todoIds.length - 3} 项任务` : `${group.todoIds.length - 3} more tasks`}>
+            {group.todoIds.slice(3).map(id => task(id))}
+          </RemainingWork> : null}
         </section>)}
           {!digest.work.groups.length ? <p className="goal-work-scope">{digest.work.coverage === "complete" ? (zh ? "当前没有可列出的进行中任务。延后与完成记录在全部工作中。" : "No current work to list. Deferred and completed work remain in All work.") : (zh ? "当前快照没有可列出的任务。" : "No work is listed in this snapshot.")}</p> : null}
         </div>
@@ -171,10 +168,16 @@ export function GoalWorkspaceWork({goal, digest, items, userTodos, selectedTodoI
         {visited.has("map") ? <div hidden={lens !== "map"}>{map}</div> : null}
       </section>
     </div>
-    {!quietWork || railOpen ? compactRail ? <dialog className="goal-work-rail-dialog" aria-label={zh ? "全部工作" : "All work"} ref={dialog} onCancel={event => {event.preventDefault(); onCloseRail();}}>
+    <dialog className="goal-work-rail-dialog" aria-label={zh ? "全部工作" : "All work"} ref={dialog} onCancel={event => {event.preventDefault(); onCloseRail();}}>
       <button type="button" className="goal-work-rail-close" onClick={onCloseRail}>{zh ? "关闭全部工作" : "Close all work"}</button>
       {rail}
-    </dialog> : rail : null}
+    </dialog>
   </div>
   </>;
 }
+
+function RemainingWork({selectedTodoId, label, children}: {selectedTodoId: string | null; label: string; children: ReactNode}) {
+  const disclosure = useRef<HTMLDetailsElement>(null);
+  useEffect(() => {if (selectedTodoId && disclosure.current) disclosure.current.open = true;}, [selectedTodoId]);
+  return <details className="goal-work-more" ref={disclosure}><summary>{label}</summary>{children}</details>;
+}
diff --git a/docs/development/design.md b/docs/development/design.md
index a323ba4383..c8b1fec8a1 100644
--- a/docs/development/design.md
+++ b/docs/development/design.md
@@ -595,6 +595,18 @@ From top to bottom, one reading column with an optional right rail:
 4. **Owner rail.** What needs the owner sits beside the hero as a hairline
    list: glyph, the decision in owner language, relative age, an arrow that
    opens it in place. A quiet Goal shows no empty rail.
+   Do not repeat the same work in a permanently visible task rail. Overview
+   shows up to three compact tasks per responsible owner; the group summary
+   retains its task count and significant state, including blocked work.
+   Expand the remaining tasks in place or open All work for search, filters,
+   completed history and activity. Direct task links reveal their selected row.
+   Read-only acceptance observations begin as one disclosure with gap/guard
+   counts and an explicit partial or unknown state; full reasons, requirements
+   and evidence remain inside. Zero listed gaps never means Goal acceptance.
+   不要在常驻任务侧栏重复展示主栏的工作。概览每位负责人默认最多展示三条紧凑任务，
+   组摘要保留任务数和受阻等重要状态；其余任务就地展开，搜索、筛选、已完成历史与活动
+   从“全部工作”打开。任务直链自动展开选中行。只读验收观察默认折叠，摘要显示缺口、
+   限制数量及“部分观测”或“未知”；完整原因、要求与证据保留在正文，零缺口不等于验收通过。
 5. **Folded composer.** Reading views fold the composer to one line that
    expands on request; conversation views keep it open.
 
diff --git a/examples/personal-workspace-browser/evidence/overview-reading/after-desktop.png b/examples/personal-workspace-browser/evidence/overview-reading/after-desktop.png
new file mode 100644
index 0000000000..76e5c4eee4
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diff --git a/examples/personal-workspace-browser/evidence/overview-reading/after-phone.png b/examples/personal-workspace-browser/evidence/overview-reading/after-phone.png
new file mode 100644
index 0000000000..0122af3106
Binary files /dev/null and b/examples/personal-workspace-browser/evidence/overview-reading/after-phone.png differ
diff --git a/examples/personal-workspace-browser/evidence/overview-reading/before-desktop.png b/examples/personal-workspace-browser/evidence/overview-reading/before-desktop.png
new file mode 100644
index 0000000000..14cc2c9c73
Binary files /dev/null and b/examples/personal-workspace-browser/evidence/overview-reading/before-desktop.png differ
diff --git a/examples/personal-workspace-browser/evidence/overview-reading/populated-desktop.png b/examples/personal-workspace-browser/evidence/overview-reading/populated-desktop.png
new file mode 100644
index 0000000000..5c68168642
Binary files /dev/null and b/examples/personal-workspace-browser/evidence/overview-reading/populated-desktop.png differ
diff --git a/examples/personal-workspace-browser/goal-workspace-m2.mjs b/examples/personal-workspace-browser/goal-workspace-m2.mjs
index 71118e9c33..75679d28d8 100644
--- a/examples/personal-workspace-browser/goal-workspace-m2.mjs
+++ b/examples/personal-workspace-browser/goal-workspace-m2.mjs
@@ -12,6 +12,9 @@ export const goalWorkspaceM2Scenario = {
     let scale = false, omitSelected = false;
     const many = Array.from({length: 200}, (_, i) => ({todo_id: `scale-${String(i).padStart(3,"0")}`, text: `Synthetic work item ${i + 1}`, title: `Synthetic work item ${i + 1}`,
       role: "agent", done: false, status: i === 0 ? "blocked" : "open", task_class: "advancement_task", claimed_by: i % 5 === 0 ? null : `worker-${i % 4}`}));
+    for (const [i, todo] of many.entries()) {todo.text += i % 2
+      ? ": Reconcile the complete source records, preserve unresolved differences, and verify the result against the original acceptance criteria before returning evidence to the responsible owner."
+      : "：逐项核对原始记录与完整验收要求，保留未解决的差异，检查来源、执行结果与实际采用情况，再向负责人返回可复核的证据。"; todo.title = todo.text;}
     const session = await openWorkspacePage(browser, url, {collectCoverage, viewport: {width: 1440, height: 1000}, beforeGoto: async (api,page) => {
       await installShowcaseWorkspace(api,page, {done: 23, cost: 24.8, deliveryFails: false});
       const transform = api.transformStatus;
@@ -50,6 +53,7 @@ export const goalWorkspaceM2Scenario = {
       const now = page.getByRole("region", {name: "当前工作", exact: true});
       await now.waitFor();
       await page.locator('.goal-owner-group[data-owner-id="ledger-migrator"]').waitFor();
+      assert.equal(await page.getByRole("complementary", {name:"全部工作",exact:true}).isVisible(),false,"Overview must not duplicate its work in a permanent rail");
       assert.equal(await page.locator('.goal-owner-group [data-todo-id="showcase-retire-csv"]').count(),0);
       const row = now.locator('[data-todo-id="showcase-map-columns"]');
       await row.click();
@@ -91,6 +95,7 @@ export const goalWorkspaceM2Scenario = {
       await page.waitForURL(value => !value.searchParams.has("todo"));
       await page.locator('.personal-context-drawer').waitFor({state:"hidden"});
       assert.equal(writes.length,0,`Read-only navigation made an effect request: ${writes}`);
+      await now.locator('[data-todo-id="showcase-backfill"][data-work-class="waiting_dependency"]').waitFor();
       await page.screenshot({path:resolve(outputDir,'goal-workspace-m2-desktop.png'),animations:'disabled'});
       await page.setViewportSize({width:390,height:844});
       assert.equal(await page.evaluate(()=>document.documentElement.scrollWidth>innerWidth+1),false);
@@ -134,10 +139,22 @@ export const goalWorkspaceM2Scenario = {
       await page.getByRole("button", {name:"刷新状态",exact:true}).click();
       await statusResponse;
       const renderStart = performance.now();
-      await now.locator('.goal-owner-group [data-todo-id="scale-199"]').waitFor();
+      await now.locator('.goal-owner-group [data-todo-id="scale-199"]').waitFor({state:"attached"});
       const initialMs = performance.now() - renderStart;
       assert.ok(initialMs < 2000, `200-item Now render exceeded frozen 2s budget: ${initialMs}ms`);
       assert.equal(await now.locator('.goal-owner-group [data-todo-id]').count(),200);
+      assert.equal(await now.locator('.goal-owner-group [data-todo-id]:visible').count(),15,"Five owners show three tasks each before expansion");
+      await now.locator('.goal-owner-group[data-owner-id=""] > header').getByText(/1 受阻/).waitFor();
+      await page.screenshot({path:resolve(outputDir,'overview-populated-desktop.png'),animations:'disabled',fullPage:true});
+      await page.setViewportSize({width:390,height:844});
+      assert.equal(await page.evaluate(()=>document.documentElement.scrollWidth>innerWidth+1),false);
+      await page.screenshot({path:resolve(outputDir,'overview-populated-mobile.png'),animations:'disabled'});
+      await page.setViewportSize({width:1440,height:1000});
+      const expandStart = performance.now();
+      for (const summary of await now.locator('.goal-work-more > summary').all()) {await summary.focus();await page.keyboard.press('Enter');}
+      assert.equal(await now.locator('.goal-owner-group [data-todo-id]:visible').count(),200,"All work remains reachable in the original owner order");
+      const expandMs = performance.now() - expandStart;
+      assert.ok(expandMs < 2000, `Full 200-item expansion exceeded 2s budget: ${expandMs}ms`);
       await now.getByRole('button',{name:'关系图',exact:true}).click();
       await now.locator('.work-map-node').filter({hasText:'Synthetic work item 200'}).waitFor();
       await now.getByRole('button',{name:'按负责人',exact:true}).click();
@@ -146,9 +163,26 @@ export const goalWorkspaceM2Scenario = {
       assert.equal(await now.locator('.goal-owner-group [data-work-class="blocked"]').count(),1);
       assert.equal(await now.locator('.goal-owner-group [data-work-class="open"]').count(),99);
       const rail = page.getByRole('complementary',{name:'全部工作',exact:true});
+      await railTrigger.click();
+      await railDialog.waitFor();
       await rail.getByRole('button',{name:'全部 · 200',exact:true}).waitFor();
       assert.equal(await rail.getByRole('button',{name:'未完成 · 199',exact:true}).count(),1);
       assert.equal(await rail.getByRole('button',{name:'受阻与延后 · 1',exact:true}).count(),1);
+      await page.keyboard.press('Escape');await railDialog.waitFor({state:'hidden'});
+      assert.equal(await railTrigger.evaluate(node=>node===document.activeElement),true,"Desktop rail Escape restores focus too");
+      const remaining = now.locator('.goal-owner-group[data-owner-id="worker-3"] .goal-work-more');
+      await remaining.locator(':scope > summary').click();
+      await railTrigger.click();
+      await rail.locator('[data-todo-id="scale-199"]').click();
+      await railDialog.waitFor({state:'hidden'});
+      await now.locator('[data-todo-id="scale-199"][aria-pressed="true"]').waitFor();
+      assert.equal(await remaining.evaluate(node=>node.open),true,"Selecting later work reveals its owner row");
+      await remaining.locator(':scope > summary').click();
+      await railTrigger.click();
+      await rail.locator('[data-todo-id="scale-191"]').click();
+      await now.locator('[data-todo-id="scale-191"][aria-pressed="true"]').waitFor();
+      assert.equal(await remaining.evaluate(node=>node.open),true,"A different selection in the same closed group also reveals its row");
+      await page.locator('.personal-drawer-close').click();
       await now.getByRole('button',{name:'看板',exact:true}).click();
       assert.equal(await now.locator('.personal-task-card[data-work-class]').count(),200);
       assert.equal(await now.locator('.personal-task-card[data-work-class="waiting_dependency"]').count(),100);
@@ -164,7 +198,7 @@ export const goalWorkspaceM2Scenario = {
       assert.ok(switchMs.every(ms=>ms<1000), `Loaded lens switches exceeded frozen 1s budget: ${switchMs}`);
       assert.equal(writes.length,0,`Rendering created effects: ${writes}`);
       assert.equal(session.errors.length,0,session.errors.join('\n'));
-      console.log(JSON.stringify({m2RenderBudget:{initialMs,switchMs,nodeCount:200}}));
+      console.log(JSON.stringify({m2RenderBudget:{initialMs,expandMs,switchMs,nodeCount:200}}));
       await verifyRemoteSelection(browser, url);
       return {coverageEntries:session.coverageEntries,note:'Responsibility groups, shared task selection/reload, Board/Map switching, no effect requests, desktop/mobile composition. Synthetic status/map; creation is separately qualified against real backend.'};
     } catch(error) {await page.screenshot({path:resolve(outputDir,'goal-workspace-m2-failed.png')});throw error;}
@@ -176,6 +210,14 @@ export const goalWorkspaceM2Scenario = {
 async function verifyRemoteSelection(browser, url) {
   const snapshot = JSON.parse(await readFile(resolve(repoRoot,"examples/status.example.json"),"utf8"));
   const goalId = snapshot.run_history.goals[0].id;
+  snapshot.run_history.goals[0].acceptance_observation = {
+    schema_version:"goal_acceptance_observation_projection_v0",goal_id:goalId,read_only:true,acceptance_assessed:false,
+    coverage:"partial",missing_sources:["current_run"],truncated:true,historical_progress:[],
+    acceptance_gaps:[{kind:"outcome_gap",owner:"reviewer",reason:"Archived totals have not been independently reconciled.",
+      evidence_required:"Compare each archived total with the source ledger and retain unresolved differences.",observed_at:null,source:"agent_vision"}],
+    guards:[{kind:"owner_decision",todo_id:null,blocks_agent:null,owner:"reviewer",reason:"Cut-over remains held pending the owner's decision.",evidence_required:"Recorded owner decision",decision_scope:"cut-over"}],
+    next_action:"Reconcile the archived totals before requesting cut-over.",next_action_source:"agent_vision",
+  };
   const target = new URL(url);
   target.searchParams.set("statusUrl","http://127.0.0.1:8978/status.json");
   target.searchParams.set("goalId",goalId);
@@ -196,6 +238,18 @@ async function verifyRemoteSelection(browser, url) {
     await page.getByRole("status").filter({hasText:"链接中的任务未出现在此来源的当前快照中"}).waitFor();
     assert.equal(await page.getByRole("button",{name:"添加任务",exact:true}).count(),0);
     assert.equal(await page.locator('.goal-owner-conversation').count(),0,"A remote snapshot cannot open a local Agent conversation");
+    const observation = page.locator('.goal-observation-details');
+    await observation.locator(':scope > summary').getByText('1 项缺口 · 1 项限制 · 仅部分观测',{exact:true}).waitFor();
+    assert.equal(await observation.evaluate(node=>node.open),false);
+    await page.screenshot({path:resolve(outputDir,'overview-readonly-desktop.png'),animations:'disabled'});
+    await observation.locator(':scope > summary').focus();await page.keyboard.press('Enter');
+    await observation.getByText('Archived totals have not been independently reconciled.',{exact:true}).waitFor();
+    await observation.getByText("Cut-over remains held pending the owner's decision.",{exact:true}).waitFor();
+    await page.screenshot({path:resolve(outputDir,'overview-readonly-expanded.png'),animations:'disabled'});
+    snapshot.run_history.goals[0].acceptance_observation.goal_id = 'another-goal';
+    await page.getByRole('button',{name:'刷新状态',exact:true}).click();
+    await observation.locator(':scope > summary').getByText('验收观测不可用，Goal 是否达成仍未知。',{exact:true}).waitFor();
+    assert.equal(await observation.getByText('Archived totals have not been independently reconciled.',{exact:true}).count(),0,"Wrong-Goal observations never survive a refresh");
     await page.getByRole("region",{name:"当前工作",exact:true}).getByRole("button",{name:"关系图",exact:true}).click();
     assert.equal(await page.locator(".work-map").count(),0,"Remote selection cannot reuse a local map");
     target.searchParams.set("view", "conversation");