diff --git a/src/components/AppToolbar.vue b/src/components/AppToolbar.vue
index fc7bf1a..299c144 100644
--- a/src/components/AppToolbar.vue
+++ b/src/components/AppToolbar.vue
@@ -96,10 +96,10 @@ const { theme, setTheme } = useTheme();
 const chatStore = useChatStore();
 const { availablePanels, togglePanel: togglePanelBtn, isPanelOpen, togglePane, isPaneOpen } = usePanels();
 
-// Toolbar config — injected from active view
+// Toolbar config — set by active view via provideToolbar()
 const toolbar = injectToolbar();
-const hasGroup = (g: string) => toolbar?.groups.includes(g as any) ?? false;
-const conn = computed(() => toolbar?.connection);
+const hasGroup = (g: string) => toolbar.value?.groups.includes(g as any) ?? false;
+const conn = computed(() => toolbar.value?.connection);
 const connActive = computed(() => conn.value?.connected.value ?? false);
 const connLabel = computed(() => conn.value?.label.value ?? '');
 const connDetails = computed(() => conn.value?.details?.() ?? {});
diff --git a/src/composables/useToolbar.ts b/src/composables/useToolbar.ts
index ba6ac56..9f90756 100644
--- a/src/composables/useToolbar.ts
+++ b/src/composables/useToolbar.ts
@@ -9,7 +9,7 @@
  * Views that don't provide → toolbar shows nothing (login, home).
  */
 
-import { inject, provide, onMounted, onUnmounted, ref, type InjectionKey, type Ref } from 'vue';
+import { onMounted, onUnmounted, ref, type Ref } from 'vue';
 
 // --- Types ---
 
@@ -26,16 +26,18 @@ export interface ToolbarConfig {
     groups: ToolbarGroup[];
 }
 
-// --- Injection key ---
+// --- Global reactive config — views write on mount/unmount, toolbar reads ---
+// Cannot use provide/inject: AppToolbar is a sibling of <RouterView>, not a descendant.
 
-const TOOLBAR_KEY: InjectionKey<ToolbarConfig> = Symbol('toolbar');
+const _config = ref<ToolbarConfig | null>(null);
 
 export function provideToolbar(config: ToolbarConfig) {
-    provide(TOOLBAR_KEY, config);
+    onMounted(() => { _config.value = config; });
+    onUnmounted(() => { _config.value = null; });
 }
 
-export function injectToolbar(): ToolbarConfig | undefined {
-    return inject(TOOLBAR_KEY, undefined);
+export function injectToolbar(): Ref<ToolbarConfig | null> {
+    return _config;
 }
 
 // --- useConnection: manages an SSE endpoint, returns connection state ---