diff --git a/apps/control-station/src/App.tsx b/apps/control-station/src/App.tsx
index de9e409..8362ca2 100644
--- a/apps/control-station/src/App.tsx
+++ b/apps/control-station/src/App.tsx
@@ -152,6 +152,7 @@ export default function App() {
     contentExpanded: true,
   });
 
+  const [navigationRevision, setNavigationRevision] = useState(0);
   const [activeRoot, setActiveRoot] = useState<RootId | null>(
     polygonDatasetRoute.active ? "data" : null,
   );
@@ -457,6 +458,17 @@ export default function App() {
     workspace.openView(viewId);
   };
 
+  // Explicit menu navigation always returns to that workspace's entry screen.
+  const openNavigationView = (viewId: string) => {
+    if (!workspaceById(viewId)) return;
+    setNavigationRevision(value => value + 1);
+    sessionOverview.close();
+    setSourceWindowOpen(false);
+    setDisplayWindowOpen(false);
+    setLayerInspectorOpen(false);
+    openView(viewId);
+  };
+
   const openSource = () => {
     if (!sceneWorkspaceActive) return;
     setSourceDraft(sourceUrl);
@@ -729,6 +741,7 @@ export default function App() {
           <SystemNavigationPanel
             title={currentRoot.title}
             onAdd={computeContourSettings.openCreate}
+            onNavigateRoot={() => openNavigationView("modules")}
             onClose={workspace.closeNavigation}
           />
         ) : currentRoot ? (
@@ -755,7 +768,7 @@ export default function App() {
               icon: <Icon name={item.icon} />,
             }))}
             activeId={workspace.activeView ?? undefined}
-            onItemChange={openView}
+            onItemChange={openNavigationView}
             footer={
               <>
                 <span className="nodedc-admin-panel__nav-icon" aria-hidden="true">
@@ -831,7 +844,7 @@ export default function App() {
               ) : activeDefinition.root === "system" ? (
                 <SystemWorkspaceSelector
                   value={activeDefinition.id}
-                  onChange={openView}
+                  onChange={openNavigationView}
                 />
               ) : (
                 <StatusBadge tone="warning">Интерфейс готов</StatusBadge>
@@ -840,7 +853,7 @@ export default function App() {
             utilityActions={contentActions}
             onClose={workspace.closeView}
           >
-            <PlanningCaptureGuard
+            <PlanningCaptureGuard key={`${activeDefinition.id}:${navigationRevision}`}
               enabled={launchProfile === 'direct' && (activeDefinition.kind === 'device' || activeDefinition.kind === 'spatial')}
               onResume={() => openView('local-device', 'planning')}
             >
diff --git a/apps/control-station/src/components/WorkspaceBackButton.tsx b/apps/control-station/src/components/WorkspaceBackButton.tsx
new file mode 100644
index 0000000..6c4bed2
--- /dev/null
+++ b/apps/control-station/src/components/WorkspaceBackButton.tsx
@@ -0,0 +1,8 @@
+import {createPortal} from 'react-dom';
+import {Icon,IconButton} from '@nodedc/ui-react';
+
+/** A nested workspace returns through the shared panel header. */
+export function WorkspaceBackButton({label,onClick,host}:{label:string;onClick:()=>void;host?:HTMLElement|null}) {
+ const button=<IconButton label={label} onClick={onClick}><Icon name="chevron-left"/></IconButton>;
+ return host?createPortal(button,host):button;
+}
diff --git a/apps/control-station/src/components/system/SystemNavigationPanel.tsx b/apps/control-station/src/components/system/SystemNavigationPanel.tsx
index d42a6eb..8c76478 100644
--- a/apps/control-station/src/components/system/SystemNavigationPanel.tsx
+++ b/apps/control-station/src/components/system/SystemNavigationPanel.tsx
@@ -9,12 +9,14 @@ import { useComputeContours } from "../../core/system/ComputeContourContext";
 interface SystemNavigationPanelProps {
   title: string;
   onAdd: () => void;
+  onNavigateRoot: () => void;
   onClose: () => void;
 }
 
 export function SystemNavigationPanel({
   title,
   onAdd,
+  onNavigateRoot,
   onClose,
 }: SystemNavigationPanelProps) {
   const { contours, selectedContour, selectContour } = useComputeContours();
@@ -40,7 +42,7 @@ export function SystemNavigationPanel({
         description: contour.expected_node_id,
         icon: <Icon name="apps" />,
         active: selectedContour?.contour_id === contour.contour_id,
-        onSelect: () => selectContour(contour.contour_id),
+        onSelect: () => { selectContour(contour.contour_id); onNavigateRoot(); },
       }))}
       items={[]}
       onItemChange={() => undefined}
diff --git a/apps/control-station/src/core/observation/useSessionOverview.ts b/apps/control-station/src/core/observation/useSessionOverview.ts
index faf25f0..583e3e9 100644
--- a/apps/control-station/src/core/observation/useSessionOverview.ts
+++ b/apps/control-station/src/core/observation/useSessionOverview.ts
@@ -37,5 +37,5 @@ export function useSessionOverviewMode(enabled: boolean) {
     window.addEventListener("keydown", close, true);
     return () => window.removeEventListener("keydown", close, true);
   }, [open]);
-  return { open: enabled && open, toggle: useCallback(() => setOpen(v => !v), []) };
+  return { open: enabled && open, close: useCallback(() => setOpen(false), []), toggle: useCallback(() => setOpen(v => !v), []) };
 }
diff --git a/apps/control-station/src/workspaces/fleet/BoardMonitorView.tsx b/apps/control-station/src/workspaces/fleet/BoardMonitorView.tsx
index 1b93dc7..c9de2f5 100644
--- a/apps/control-station/src/workspaces/fleet/BoardMonitorView.tsx
+++ b/apps/control-station/src/workspaces/fleet/BoardMonitorView.tsx
@@ -1,5 +1,6 @@
+import {WorkspaceBackButton} from '../../components/WorkspaceBackButton';
 import {useState} from 'react';
-import {ActivityIndicator,Button,Icon,ResourceList,ResourceRow,Select,SettingsCard,StatusBadge,TextField,ToastStack} from '@nodedc/ui-react';
+import {ActivityIndicator,Button,ResourceList,ResourceRow,Select,SettingsCard,StatusBadge,TextField,ToastStack} from '@nodedc/ui-react';
 import {useBoardMonitor,monitorSeries,monitorValue} from '../../core/fleet/boardMonitor';
 import {TelemetrySeries} from '../../components/system/TelemetrySeries';
 import '../../styles/system-telemetry.css';
@@ -7,7 +8,7 @@ import './board-monitor.css';
 
 const eventLabels:Record<string,string>={'ui-error':'Ошибка интерфейса','ui-rejection':'Ошибка асинхронной операции','ui-render-error':'Ошибка представления','system-oom':'Нехватка памяти','gpu-reset':'Сброс GPU','disk-error':'Ошибка диска','usb-disconnected':'Отключение USB','usb-error':'Ошибка USB','service-failed':'Сбой службы','ui-process-exit':'Завершение процесса окна','ui-load-failed':'Ошибка загрузки окна'};
 const time=(value:number)=>new Date(value*1000).toLocaleString('ru-RU');
-export function BoardMonitorView({vehicle,name,back}:{vehicle:string;name:string;back:()=>void}) {
+export function BoardMonitorView({vehicle,name,back,headerToolsHost}:{vehicle:string;name:string;back:()=>void;headerToolsHost?:HTMLElement|null}) {
  const [metric,setMetric]=useState('cpu.usage'),[group,setGroup]=useState('CPU'),[window,setWindow]=useState(900),[end,setEnd]=useState<number|null>(null),[mode,setMode]=useState<'min'|'max'|'mean'>('max');
  const {value,error,dismissError}=useBoardMonitor(vehicle,metric,window,end);
  const definitions=value?.definitions??{},definition=definitions[metric];
@@ -15,7 +16,7 @@ export function BoardMonitorView({vehicle,name,back}:{vehicle:string;name:string
  const metrics=Object.entries(definitions).filter(([,item])=>item.group===group);
  const latest=value?.latest;
  return <div className="board-monitor">
-  <div><Button onClick={back}><Icon name="chevron-left"/>К аппарату</Button></div>
+  <WorkspaceBackButton label="К аппарату" onClick={back} host={headerToolsHost}/>
   <SettingsCard title="Мониторинг системы БК" description={name} actions={<StatusBadge tone={value?.fresh&&!error?'success':'neutral'}>{value?.fresh&&!error?'Данные поступают':'Нет свежих данных'}</StatusBadge>}>
    {latest&&<p>Измерено на БК: {time(latest.at)}. {value?.storage==='ready'?'Локальная история записывается.':'Запись локальной истории недоступна.'} {value?.backlog?'История догружается в Mission Core.':''}</p>}
    {value?.database_bytes!=null&&<p>Архив на БК: {monitorValue(value.database_bytes,'bytes')} из {monitorValue(value.database_budget_bytes,'bytes')}. {value.archive_since?`Копия в Mission Core с ${time(value.archive_since)}.`:''}</p>}
diff --git a/apps/control-station/src/workspaces/fleet/VehiclesWorkspace.tsx b/apps/control-station/src/workspaces/fleet/VehiclesWorkspace.tsx
index 9668bcd..3fe600c 100644
--- a/apps/control-station/src/workspaces/fleet/VehiclesWorkspace.tsx
+++ b/apps/control-station/src/workspaces/fleet/VehiclesWorkspace.tsx
@@ -1,3 +1,4 @@
+import {WorkspaceBackButton} from '../../components/WorkspaceBackButton';
 import {BoardObservationCenter} from './observation/BoardObservationCenter';
 import {BoardMonitorView} from './BoardMonitorView';
 import { useEffect, useRef, useState } from "react";
@@ -44,12 +45,12 @@ export function VehiclesWorkspace({ createRequest = 0, headerToolsHost }: { crea
   }
   const detail = fleet.items?.find(item => item.id === selected);
   if(detail&&observationOpen)return <BoardObservationCenter key={detail.id} vehicleID={detail.id} name={detail.name} enabled={!fleet.error&&detail.enrollment==="paired"&&detail.connectivity==="online"} back={()=>{setObservationOpen(false);setSelected(null);}} configure={()=>setObservationOpen(false)} headerToolsHost={headerToolsHost}/>;
-  if(detail&&monitorOpen)return <BoardMonitorView vehicle={detail.id} name={detail.name} back={()=>setMonitorOpen(false)}/>;
+  if(detail&&monitorOpen)return <BoardMonitorView vehicle={detail.id} name={detail.name} back={()=>setMonitorOpen(false)} headerToolsHost={headerToolsHost}/>;
   return <div className="fleet-workspace">
     {fleet.error && <p role="alert">{fleet.error}</p>}
     {!adding && error && <p role="alert">{error}</p>}
     {detail ? <>
-      <div><Button onClick={() => {setSelected(null);}}>К списку аппаратов</Button></div>
+      <WorkspaceBackButton label="К списку аппаратов" onClick={()=>setSelected(null)} host={headerToolsHost}/>
       <VehicleSensors vehicleID={detail.id} enabled={!fleet.error && detail.enrollment === "paired" && detail.connectivity === "online"} description={detail.name} computer={<SettingsCard title={detail.name} description={`${platformLabel(detail.platform)} · с бортовым компьютером`} actions={<StatusBadge tone={!fleet.error && detail.enrollment === "paired" && detail.connectivity === "online" ? "success" : "neutral"}>{fleet.error ? "Нет свежих данных" : statusLabel(detail)}</StatusBadge>}>
         {detail.notice && <p role="status">{detail.notice}</p>}
         <dl className="fleet-facts"><div><dt>Бортовой компьютер</dt><dd>{detail.node_id}</dd></div>