diff --git a/AGENTS.md b/AGENTS.md
index 45330f2..7aec921 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -59,7 +59,8 @@ clicking an item copies it back to the clipboard.
   bar offers Copy (single item), Copy as List, Copy as Lines and Delete;
   right-click = context menu acting on the whole selection (Copy, Copy as List,
   Copy as Lines, Done, Edit, Open, Merge, Move To, Delete). Esc clears the
-  selection before it hides the panel. Drop target for images/files.
+  selection before it hides the panel. Selection is scoped to the current view:
+  switching workspace, switching tab, or closing search clears it. Drop target for images/files.
 - `Sources/Prompt/PanelController.swift` — owns the floating `NSPanel`
   (`.nonactivatingPanel`, `.floating`, right-edge docked, frame autosaved as
   `PromptPanel`), and the Cmd+V paste monitor. Editing a note is an in-panel
diff --git a/Sources/Prompt/PanelView.swift b/Sources/Prompt/PanelView.swift
index 8ec79f0..28d4f99 100644
--- a/Sources/Prompt/PanelView.swift
+++ b/Sources/Prompt/PanelView.swift
@@ -61,6 +61,11 @@ struct PanelView: View {
             accessibilityGranted = AXIsProcessTrusted()
         }
         .onAppear { composerFocused = true }
+        // Selection is scoped to the current view: switching workspace, tab,
+        // or leaving search clears it. Otherwise a selection made in one
+        // workspace kept acting (copy, delete) on items you can no longer see.
+        .onChange(of: store.activeSectionID) { clearSelection() }
+        .onChange(of: tab) { clearSelection() }
     }
 
     // MARK: - Header
@@ -144,6 +149,7 @@ struct PanelView: View {
                     search = ""
                     showSearch = false
                     focusedField = nil
+                    clearSelection()
                     composerFocused = true
                 }
             if !search.isEmpty {
@@ -852,6 +858,7 @@ struct PanelView: View {
         } else {
             search = ""
             focusedField = nil
+            clearSelection()
             composerFocused = true
         }
     }