Normal mode only exists while the sidebar is focused (Insert mode always pairs with Focus::Pane), so bare `q` and `tab` there never reach a pty: `q` quits, `tab` focuses the highlighted pane (same as Enter). `esc` is added as a second, fixed way out of Insert alongside the leader. Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>