diff --git a/src/App.tsx b/src/App.tsx
index 73b5805cf..cb2abadab 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -171,6 +171,8 @@ function App() {
   const [isAddOpen, setIsAddOpen] = useState(false);
   // 供应商搜索面板：页头按钮和 ⌘F 都能打开；换应用或离开供应商页就收起
   const [providerSearchOpen, setProviderSearchOpen] = useState(false);
+  const [connectionStatusSlot, setConnectionStatusSlot] =
+    useState<HTMLDivElement | null>(null);
   useEffect(() => {
     setProviderSearchOpen(false);
   }, [activeApp, currentView]);
@@ -1144,8 +1146,19 @@ function App() {
       variant="app"
       icon={<AppGlyph app={activeApp} size={20} badgeClassName="bg-app" />}
       title={APP_DISPLAY_NAME[activeApp]}
+      truncateTitle={currentView === "providers" && Boolean(modeAppId)}
+      titleExtra={
+        currentView === "providers" && modeAppId ? (
+          <div
+            ref={setConnectionStatusSlot}
+            className="ms-2 flex min-w-0 max-w-[280px] items-center"
+          />
+        ) : undefined
+      }
       subtitle={
-        activeApp === "openclaw" || activeApp === "hermes"
+        activeApp === "openclaw" ||
+        activeApp === "hermes" ||
+        (currentView === "providers" && modeAppId)
           ? undefined
           : appPageName
       }
@@ -1269,6 +1282,7 @@ function App() {
         <SwitchModePanel
           key={modeAppId}
           app={modeAppId}
+          statusSlot={connectionStatusSlot}
           providers={providers}
           currentProviderId={currentProviderId}
           isLoading={isLoading}
diff --git a/src/components/providers/mode/ModeTabs.tsx b/src/components/providers/mode/ModeTabs.tsx
index 7623fef76..03e436e98 100644
--- a/src/components/providers/mode/ModeTabs.tsx
+++ b/src/components/providers/mode/ModeTabs.tsx
@@ -13,7 +13,7 @@ import { cn } from "@/lib/utils";
 
 const MODE_ICON = { direct: Plug, route: Route, stack: Layers } as const;
 
-/** 模式色只用在 tab、侧栏标签、当前卡片和激活条的 CTA 上（B4.7）。 */
+/** 模式色用于页头状态、tab、侧栏标签、当前卡片和激活条的 CTA。 */
 export const MODE_TONE: Record<
   AppMode,
   { soft: string; text: string; dot: string; border: string }
@@ -43,8 +43,6 @@ interface ModeTabsProps {
   active: AppMode;
   view: AppMode;
   onView: (mode: AppMode) => void;
-  /** 状态行：「前导 + 值」，空间不够先截前导；值仅在独自超出整栏时才截断 */
-  status?: { lead: string; value: string };
   failover?: {
     enabled: boolean;
     disabled?: boolean;
@@ -67,7 +65,6 @@ export function ModeTabs({
   active,
   view,
   onView,
-  status,
   failover,
   onOpenRouteSettings,
   onOpenStackSettings,
@@ -140,15 +137,7 @@ export function ModeTabs({
         ))}
       </HelpTip>
 
-      {status && (status.lead || status.value) && (
-        <div className="flex min-w-0 flex-1 items-center gap-1 text-caption text-fg-2">
-          {status.lead && <span className="truncate">{status.lead}</span>}
-          <span className="max-w-full shrink-0 truncate" title={status.value}>
-            {status.value}
-          </span>
-        </div>
-      )}
-      {!status && <div className="flex-1" />}
+      <div className="flex-1" />
       {searchSlotRef && (
         <div
           ref={searchSlotRef}
diff --git a/src/components/providers/mode/SwitchModePanel.tsx b/src/components/providers/mode/SwitchModePanel.tsx
index ab2f94a47..56f043b21 100644
--- a/src/components/providers/mode/SwitchModePanel.tsx
+++ b/src/components/providers/mode/SwitchModePanel.tsx
@@ -1,3 +1,7 @@
+import { createPortal } from "react-dom";
+import { badgeVariants } from "@/components/ui/badge";
+import { HoverTip } from "@/components/ui/hover-tip";
+import { cn } from "@/lib/utils";
 import { useEffect, useMemo, useState, type RefObject } from "react";
 import { useTranslation } from "react-i18next";
 import { useQueryClient } from "@tanstack/react-query";
@@ -40,7 +44,7 @@ import {
   queueMoveSortUpdates,
 } from "@/components/providers/presentation";
 import { APP_DISPLAY_NAME } from "@/components/shell/AppGlyph";
-import { ModeTabs } from "./ModeTabs";
+import { ModeTabs, MODE_TONE } from "./ModeTabs";
 import { ModeDialog, type ModeDialogState } from "./ModeDialog";
 import {
   sameStackSubagent,
@@ -67,6 +71,7 @@ type ListCallbacks = Pick<
 
 interface SwitchModePanelProps extends ListCallbacks {
   app: ModeAppId;
+  statusSlot?: HTMLDivElement | null;
   providers: Record<string, Provider>;
   currentProviderId: string;
   isLoading: boolean;
@@ -94,6 +99,7 @@ const modesFor = (app: ModeAppId): AppMode[] =>
  * tab 只负责查看；要生效必须点写明后果的按钮（确认框），回到直连也一样。
  */
 export function SwitchModePanel({
+  statusSlot,
   app,
   providers,
   currentProviderId,
@@ -278,7 +284,7 @@ export function SwitchModePanel({
     },
   };
 
-  // 状态行：只在看生效的那格时显示；路由只写目标，不写本机地址和端口
+  // 页头始终显示实际生效的连接，不跟随正在浏览的模式页签。
   const routeTarget = failoverOn ? t("mode.status.byQueue") : nameOf(routeId);
   const otherMembers = (stack?.members ?? []).filter(
     (member) => member.providerId !== routeId,
@@ -288,23 +294,21 @@ export function SwitchModePanel({
     0,
   );
   const status =
-    view !== active
-      ? undefined
-      : active === "direct"
-        ? { lead: t("mode.status.directLead"), value: nameOf(directId) }
-        : active === "route"
-          ? {
-              lead: t("mode.status.routeLead"),
-              value: `→ ${routeTarget}`,
-            }
-          : {
-              lead: t("mode.status.stackLead"),
-              value: t("mode.status.stackValue", {
-                name: nameOf(routeId),
-                count: otherMembers.length,
-                models: otherModels,
-              }),
-            };
+    active === "direct"
+      ? { lead: t("mode.status.directLead"), value: nameOf(directId) }
+      : active === "route"
+        ? {
+            lead: t("mode.status.routeLead"),
+            value: routeTarget,
+          }
+        : {
+            lead: t("mode.status.stackLead"),
+            value: t("mode.status.stackValue", {
+              name: nameOf(routeId),
+              count: otherMembers.length,
+              models: otherModels,
+            }),
+          };
 
   const handleFailoverChange = (enabled: boolean) => {
     if (enabled && !settings?.failoverConfirmed) {
@@ -536,12 +540,50 @@ export function SwitchModePanel({
 
   return (
     <>
+      {statusSlot &&
+        createPortal(
+          <HoverTip content={`${status.lead} ${status.value}`}>
+            <span
+              tabIndex={0}
+              aria-label={`${status.lead} ${status.value}`}
+              className={cn(
+                badgeVariants({ variant: "outline" }),
+                "max-w-full gap-1 border-border bg-surface px-2.5 py-1 text-body font-normal",
+              )}
+            >
+              <span
+                aria-hidden="true"
+                className={cn(
+                  "me-1 h-1.5 w-1.5 shrink-0 rounded-full",
+                  (
+                    active === "direct"
+                      ? Boolean(directId && providers[directId])
+                      : serviceRunning &&
+                        modeView?.attached &&
+                        Boolean(routeId && providers[routeId])
+                  )
+                    ? MODE_TONE[active].dot
+                    : "bg-fg-3",
+                )}
+              />
+              <span className="shrink-0 text-fg-2">
+                {t(`mode.names.${active}`)}
+              </span>
+              <span aria-hidden="true" className="text-fg-3">
+                ·
+              </span>
+              <span className="min-w-0 truncate font-medium text-fg-1">
+                {active === "stack" ? nameOf(routeId) : status.value}
+              </span>
+            </span>
+          </HoverTip>,
+          statusSlot,
+        )}
       <ModeTabs
         modes={modes}
         active={active}
         view={view}
         onView={setView}
-        status={status}
         failover={
           hasFailover && view === "route" && active === "route"
             ? {
diff --git a/src/components/shell/AppPageHeader.tsx b/src/components/shell/AppPageHeader.tsx
index 4eaef133f..fe61550a4 100644
--- a/src/components/shell/AppPageHeader.tsx
+++ b/src/components/shell/AppPageHeader.tsx
@@ -81,7 +81,7 @@ export function AppPageHeader({
           {title}
         </h1>
         {(subtitle || titleExtra) && (
-          <div className="flex items-center gap-1" style={NO_DRAG}>
+          <div className="flex min-w-0 items-center gap-1" style={NO_DRAG}>
             {subtitle && (
               <span className="whitespace-nowrap text-body text-fg-3">
                 {subtitle}
diff --git a/src/i18n/locales/en.json b/src/i18n/locales/en.json
index 07dc65298..89e3e7fd5 100644
--- a/src/i18n/locales/en.json
+++ b/src/i18n/locales/en.json
@@ -4228,7 +4228,7 @@
     },
     "active": "active",
     "activeTitle": "{{mode}} is active",
-    "noProvider": "(none)",
+    "noProvider": "none",
     "failover": "Failover",
     "routeSettings": "Routing settings",
     "routeSettingsTitle": "Routing settings",
diff --git a/src/i18n/locales/ja.json b/src/i18n/locales/ja.json
index 405cd8751..d1660356d 100644
--- a/src/i18n/locales/ja.json
+++ b/src/i18n/locales/ja.json
@@ -4228,7 +4228,7 @@
     },
     "active": "有効",
     "activeTitle": "{{mode}}が有効",
-    "noProvider": "（未選択）",
+    "noProvider": "未選択",
     "failover": "フェイルオーバー",
     "routeSettings": "ルーティング設定",
     "routeSettingsTitle": "ルーティング設定",
diff --git a/src/i18n/locales/tr.json b/src/i18n/locales/tr.json
index cf2d57cd9..464107d03 100644
--- a/src/i18n/locales/tr.json
+++ b/src/i18n/locales/tr.json
@@ -4135,7 +4135,7 @@
     },
     "active": "aktif",
     "activeTitle": "{{mode}} aktif",
-    "noProvider": "(yok)",
+    "noProvider": "yok",
     "failover": "Yedek sağlayıcıya geçiş",
     "routeSettings": "Yönlendirme ayarları",
     "routeSettingsTitle": "Yönlendirme ayarları",
diff --git a/src/i18n/locales/zh-TW.json b/src/i18n/locales/zh-TW.json
index ec0675048..97fe0a37a 100644
--- a/src/i18n/locales/zh-TW.json
+++ b/src/i18n/locales/zh-TW.json
@@ -4229,7 +4229,7 @@
     },
     "active": "生效中",
     "activeTitle": "{{mode}}生效中",
-    "noProvider": "（未選擇）",
+    "noProvider": "未選擇",
     "failover": "故障轉移",
     "routeSettings": "路由設定",
     "routeSettingsTitle": "路由設定",
diff --git a/src/i18n/locales/zh.json b/src/i18n/locales/zh.json
index 4f395b538..44a923d97 100644
--- a/src/i18n/locales/zh.json
+++ b/src/i18n/locales/zh.json
@@ -4228,7 +4228,7 @@
     },
     "active": "生效中",
     "activeTitle": "{{mode}}生效中",
-    "noProvider": "（未选择）",
+    "noProvider": "未选择",
     "failover": "故障转移",
     "routeSettings": "路由设置",
     "routeSettingsTitle": "路由设置",
diff --git a/tests/components/SwitchModePanel.test.tsx b/tests/components/SwitchModePanel.test.tsx
index 7df4a3009..f263622dc 100644
--- a/tests/components/SwitchModePanel.test.tsx
+++ b/tests/components/SwitchModePanel.test.tsx
@@ -86,10 +86,18 @@ function renderPanel(
   onSwitch = vi.fn(),
 ) {
   const queryClient = createTestQueryClient();
+  const statusSlot = document.createElement("div");
   const view = render(
     <QueryClientProvider client={queryClient}>
+      <div
+        data-testid="connection-header"
+        ref={(node) => {
+          node?.appendChild(statusSlot);
+        }}
+      />
       <SwitchModePanel
         app={app}
+        statusSlot={statusSlot}
         providers={providers}
         currentProviderId={Object.keys(providers)[0] ?? ""}
         isLoading={false}
@@ -380,7 +388,9 @@ describe("SwitchModePanel — Claude Desktop", () => {
       map: provider("map"),
     });
 
-    expect(await screen.findByText("→ map")).toBeInTheDocument();
+    expect(
+      await screen.findByLabelText("mode.status.routeLead map"),
+    ).toBeInTheDocument();
     expect(
       screen.getByRole("button", { name: /mode\.names\.stack/ }),
     ).toBeInTheDocument();
@@ -792,7 +802,7 @@ describe("SwitchModePanel — mode layer", () => {
     renderPanel("claude", { a: provider("a"), kimi: provider("kimi") });
 
     // 等模式读到了再换页签：生效的模式一变，查看的那格会跳回生效的那格
-    await screen.findByText("→ a");
+    await screen.findByLabelText("mode.status.routeLead a");
     fireEvent.click(screen.getByRole("button", { name: /mode\.names\.stack/ }));
     // 默认和路由目标是同一个指针：路由中改它就是当场换路由，只能在切换时的确认框里选
     expect(await screen.findByTestId("menu-setDefault-kimi")).toBeDisabled();
@@ -864,6 +874,31 @@ describe("SwitchModePanel — mode layer", () => {
     );
   });
 
+  it.each(["route", "stack"] as const)(
+    "keeps %s status gray when the service runs but the app is detached",
+    async (mode) => {
+      mockMode(mode, "a");
+      server.use(
+        http.post(`${TAURI_ENDPOINT}/get_app_mode`, () =>
+          HttpResponse.json({
+            mode,
+            attached: false,
+            routeProviderId: "a",
+            directProviderId: "a",
+          }),
+        ),
+      );
+      renderPanel("claude", { a: provider("a") });
+      await screen.findByLabelText(new RegExp(`mode.status.${mode}Lead`));
+      expect(
+        screen.getByTestId("connection-header").querySelector(".bg-fg-3"),
+      ).not.toBeNull();
+      expect(
+        screen.getByTestId("connection-header").querySelector(`.bg-${mode}`),
+      ).toBeNull();
+    },
+  );
+
   it("shows only the route target in the status line, not the local address", async () => {
     mockMode("route", "route");
     server.use(
@@ -873,7 +908,14 @@ describe("SwitchModePanel — mode layer", () => {
     );
     renderPanel("gemini", { route: provider("route") });
 
-    expect(await screen.findByText("→ route")).toBeInTheDocument();
+    expect(
+      await screen.findByLabelText("mode.status.routeLead route"),
+    ).toHaveTextContent("route");
+    expect(screen.getByTestId("connection-header")).toHaveTextContent("route");
+    fireEvent.click(screen.getByRole("button", { name: "mode.names.direct" }));
+    expect(
+      screen.getByLabelText("mode.status.routeLead route"),
+    ).toBeInTheDocument();
     expect(screen.queryByText(/15721/)).not.toBeInTheDocument();
   });
 });