New compact bar + expandable panel design:
- Compact strip (bottom-right): auth shield, font cycler, dark/light toggle,
edit mode toggle (authenticated+), menu expand — icon-only by default,
labels reveal on hover
- Hover info strip shows person name + access level when logged in
- Expanded panel: sign in/out, access/passcode, appearance (theme), admin
(config + URL builder + debug trigger) — all gated same as before
- Debug overlay trigger moved into admin section (edit mode only)
- All business logic preserved via existing sub-components (unchanged)
- e_app_sys_menu.svelte retained but no longer mounted (import commented out)
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>