diff --git a/web/src/App.tsx b/web/src/App.tsx
index abddb5ae..fa5d6f48 100644
--- a/web/src/App.tsx
+++ b/web/src/App.tsx
@@ -34,7 +34,6 @@ import {
 import { DocumentLineage } from './types/projectWorkflow';
 import { StaleDocumentNotice } from './components/workflow/StaleDocumentNotice';
 import { StageAdvanceBanner } from './components/workflow/StageAdvanceBanner';
-import { ProjectTracePanel } from './components/workflow/ProjectTracePanel';
 import { OnDemand } from './components/lazy/OnDemand';
 import { fetchProjectSettings } from './api/projectSettings';
 import { LoginView } from './components/auth/LoginView';
@@ -435,7 +434,6 @@ export default function App() {
           isCreator={currentWfState.creatorId === currentUser.id}
         />
       )}
-      {currentProjectId > 0 && <ProjectTracePanel projectId={currentProjectId} />}
       <StaleDocumentNotice
         lineages={projectLineages}
         onTriggerRecheck={() => {
diff --git a/web/src/api/projectTrace.ts b/web/src/api/projectTrace.ts
index af0263d6..da4a1273 100644
--- a/web/src/api/projectTrace.ts
+++ b/web/src/api/projectTrace.ts
@@ -49,11 +49,16 @@ export async function fetchProjectTrace(projectId: number): Promise<ProjectTrace
   };
 }
 
-export async function clearRecheckMark(projectId: number, markId: number, reason: 'no_change' | 'revision_started'): Promise<void> {
+export async function clearRecheckMark(
+  projectId: number,
+  markId: number,
+  reason: 'no_change' | 'revision_started',
+  messageId?: number,
+): Promise<void> {
   const res = await fetch(`${API_BASE}/api/v1/projects/${projectId}/trace/recheck/${markId}/clear`, {
     method: 'POST',
     headers: getBearerAuthHeaders('application/json'),
-    body: JSON.stringify({ reason }),
+    body: JSON.stringify({ reason, message_id: messageId || 0 }),
   });
   if (!res.ok) {
     throw new Error(`关闭待复核失败: ${res.status}`);
diff --git a/web/src/components/chat/InteractiveCard.tsx b/web/src/components/chat/InteractiveCard.tsx
index 97f8bf43..443648ee 100644
--- a/web/src/components/chat/InteractiveCard.tsx
+++ b/web/src/components/chat/InteractiveCard.tsx
@@ -82,6 +82,16 @@ export function getCardTypeMeta(type: InteractiveCardType) {
         badgeColor: 'var(--info)',
         badgeBorder: 'rgba(43, 108, 201, 0.2)',
       };
+    case 'RECHECK_NOTICE':
+      return {
+        label: '待复核',
+        badgeText: '待复核',
+        icon: AlertTriangle,
+        accentColor: 'var(--amber-500)',
+        badgeBg: 'var(--amber-50)',
+        badgeColor: 'var(--amber-600)',
+        badgeBorder: 'rgba(242, 169, 59, 0.3)',
+      };
     default:
       return {
         label: '协同卡片',
diff --git a/web/src/components/workflow/ProjectTracePanel.tsx b/web/src/components/workflow/ProjectTracePanel.tsx
deleted file mode 100644
index 8d4a3bf4..00000000
--- a/web/src/components/workflow/ProjectTracePanel.tsx
+++ /dev/null
@@ -1,78 +0,0 @@
-import React, { useCallback, useEffect, useState } from 'react';
-import { clearRecheckMark, fetchProjectTrace, ProjectTraceView } from '../../api/projectTrace';
-
-interface ProjectTracePanelProps {
-  projectId: number;
-}
-
-export const ProjectTracePanel: React.FC<ProjectTracePanelProps> = ({ projectId }) => {
-  const [view, setView] = useState<ProjectTraceView | null>(null);
-  const [error, setError] = useState<string | null>(null);
-
-  const load = useCallback(async () => {
-    try {
-      setView(await fetchProjectTrace(projectId));
-      setError(null);
-    } catch (err: unknown) {
-      setError(err instanceof Error ? err.message : '加载失败');
-    }
-  }, [projectId]);
-
-  useEffect(() => {
-    load();
-  }, [load]);
-
-  if (error) {
-    return <div style={boxStyle}>需求与影响暂时不可用：{error}</div>;
-  }
-  if (!view) return null;
-
-  return (
-    <div style={boxStyle}>
-      <div style={{ fontWeight: 600, marginBottom: 6 }}>需求与影响</div>
-      <div style={{ color: 'var(--text-muted)' }}>
-        已索引 {view.index.length} 份文档 · 条目 {view.items.length}
-        {view.hidden_count > 0 ? ` · 另有 ${view.hidden_count} 条不可见` : ''}
-      </div>
-      {view.recheck_marks.length > 0 && (
-        <ul style={{ margin: '8px 0 0', paddingLeft: 18 }}>
-          {view.recheck_marks.map((mark) => (
-            <li key={mark.id}>
-              阶段 {mark.stage_key} 待复核（{mark.reason || mark.source_doc_id}）
-              <button
-                type="button"
-                style={{ marginLeft: 8 }}
-                onClick={() => {
-                  clearRecheckMark(projectId, mark.id, 'no_change').then(load).catch((err: unknown) => {
-                    setError(err instanceof Error ? err.message : '关闭失败');
-                  });
-                }}
-              >
-                无需变更
-              </button>
-            </li>
-          ))}
-        </ul>
-      )}
-      {view.items.length > 0 && (
-        <ul style={{ margin: '8px 0 0', paddingLeft: 18 }}>
-          {view.items.slice(0, 8).map((item) => (
-            <li key={item.id}>
-              {item.business_key}
-              {item.statement ? ` · ${item.statement}` : ''}
-            </li>
-          ))}
-        </ul>
-      )}
-    </div>
-  );
-};
-
-const boxStyle: React.CSSProperties = {
-  margin: '8px 12px 0',
-  padding: '10px 12px',
-  borderRadius: 8,
-  border: '1px solid var(--border, #e2e8f0)',
-  background: 'var(--bg-subtle, #f8fafc)',
-  fontSize: 12,
-};
diff --git a/web/src/components/workflow/tracePanelRetired.test.ts b/web/src/components/workflow/tracePanelRetired.test.ts
new file mode 100644
index 00000000..3a26c2d8
--- /dev/null
+++ b/web/src/components/workflow/tracePanelRetired.test.ts
@@ -0,0 +1,10 @@
+import assert from 'node:assert/strict';
+import { readFileSync } from 'node:fs';
+import test from 'node:test';
+
+test('trace panel is not mounted above the chat stream', () => {
+  const app = readFileSync(new URL('../../App.tsx', import.meta.url), 'utf8');
+  assert.equal(app.includes('ProjectTracePanel'), false);
+  const card = readFileSync(new URL('../chat/InteractiveCard.tsx', import.meta.url), 'utf8');
+  assert.equal(card.includes("case 'RECHECK_NOTICE'"), true);
+});
diff --git a/web/src/hooks/useCardActions.ts b/web/src/hooks/useCardActions.ts
index 2fb78fe5..ae61d44b 100644
--- a/web/src/hooks/useCardActions.ts
+++ b/web/src/hooks/useCardActions.ts
@@ -1,4 +1,5 @@
 import type { Dispatch, SetStateAction } from 'react';
+import { clearRecheckMark } from '../api/projectTrace';
 import {
   fetchIntentPlan,
   submitIntentPlanDecision,
@@ -69,6 +70,32 @@ export function useCardActions(input: CardActionsInput) {
       }
     }
 
+    if (!targetCard) return;
+
+    if (targetCard.cardType === 'RECHECK_NOTICE' && actionId === 'recheck_no_change') {
+      const projectId = Number(payload?.project_id || currentProjectId);
+      const markId = Number(payload?.mark_id);
+      const serverId = messages.find((m) => m.interactiveCard?.cardId === cardId)?.serverId;
+      void clearRecheckMark(projectId, markId, 'no_change', serverId)
+        .then(() => {
+          setMessages((prev) => resolveCardInMessages(prev, cardId, '已标记为无需变更', currentUser.name));
+        })
+        .catch(() => {
+          setMessages((prev) => [
+            ...prev,
+            {
+              id: 'recheck-fail-' + Date.now(),
+              sessionId: activeSessionId,
+              role: 'assistant',
+              authorName: '项目助手',
+              content: '没能关闭这条待复核，请稍后再试。',
+              timestamp: new Date().toTimeString().substring(0, 5),
+            },
+          ]);
+        });
+      return;
+    }
+
     if (isPlanConfirmCard(targetCard, payload)) {
       const planId = String(payload?.plan_id || targetCard?.planId || '');
       const expectedRevision = Number(payload?.expected_revision || targetCard?.planRevision || 0);
diff --git a/web/src/types/workbench.ts b/web/src/types/workbench.ts
index b83b0b0a..ba171e69 100644
--- a/web/src/types/workbench.ts
+++ b/web/src/types/workbench.ts
@@ -73,7 +73,8 @@ export type InteractiveCardType =
   | 'PLAN_CONFIRM'
   | 'SLOT_FILLING'
   | 'DIFF_PROPOSAL'
-  | 'REMINDER_NOTICE';
+  | 'REMINDER_NOTICE'
+  | 'RECHECK_NOTICE';
 
 export type CardActionStatus =
   | 'active'