Audit and fix NPC, door-staff and UI dialogue

- Route the Reason verb through authored reason contexts and give every shared archetype an in-character answer.
- Add Hollywood wristband and TV Studio ticket/credential door-staff lines.
- Clarify radio cancellation, Ask terminology, start hints and campaign-reset copy.
- Record the dialogue audit and length findings in docs/ui-copy.md; add regression tests.

MEMORY.md

@@ -453,7 +453,7 @@ Session memory for durable decisions, state, and gotchas. Keep concise, remove o
   it. The body camera is a real flag (`GameManager.body_camera_on`, `Hud.set_body_camera`), off by
   default, `B` toggles it, and a formal warning arms it and writes a `body_camera` incident event.
   Blocking also calls `_station_between()` to physically place the guard 0.9 m from the NPC toward
-  the entrance. `_request_reason()` logs the NPC's seeded `dialogue_lines` pick.
+  the entrance. `_request_reason()` uses the authored `reason` context (falling back to seeded `dialogue_lines`) and stores the pick for the timeline.
 - **NPC navigation was dead (fixed 2026-10-31):** avatars never moved in the live game, for three
   stacked reasons. (1) `agent.target_position` was re-assigned every physics frame, which
   invalidates the path so `get_next_path_position()` keeps returning the current point — only set
@@ -633,7 +633,8 @@ Session memory for durable decisions, state, and gotchas. Keep concise, remove o
   removed so hosts scanning both paths do not double-run.
 - Venue cycling: `V` switches Hollywood Blvd → The Joke Shop → TV Studio and restarts the shift.
 - Venue door-staff dialogue: `VenueScenario.door_staff_line(context, rng)` and GameManager logging
-  (id/ticket/wand-check, refusal, prohibited-item) — Joke Shop flavor.
+  (wristband, ID/ticket, wand-check, refusal, prohibited-item). Hollywood uses a wristband line,
+  the Joke Shop uses ID/ticket/wand lines, and the Studio uses ticket/credential/guest-list lines.
 - CI cache evaluation: Gitea Actions cache was tested for the Godot binary and
   trimmed 4.7.2 templates. Restores were inconsistent and saves timed out in
   `CreateCacheEntry` or were rejected as reserved by another job. The cache steps
@@ -698,10 +699,10 @@ Session memory for durable decisions, state, and gotchas. Keep concise, remove o
 - Steps are visual-only (no collider) so NPCs can path to the entrance; the guard spawns on the landing so it never needs to climb.
 - Persistence tests write into the real `user://shift_results.json` (harmless local pollution of the demo history).
 - macOS export required `rendering/textures/vram_compression/import_etc2_astc=true` in `project.godot` (universal build demands ETC2 ASTC enabled).
-- Joke Shop `door_staff_lines` are logged through `GameManager` (inspect / wand / refuse). They are not a separate dialogue UI.
+- Venue `door_staff_lines` are logged through `GameManager` (inspect / wand / refuse). They are not a separate dialogue UI.
 - Access loadout is implemented; do not re-fix `override_access` as if it were still unread.
 - `Save.SETTINGS_FILE` is declared and unused; settings persistence goes through `Save.load_settings()` / `save_settings()`.
-- Headless suite is **253/253**; the windowed smokes, screenshot compare and judge pass. Remaining visual follow-ups are in `TODO.md`.
+- Headless suite is **258/258**; the windowed smokes, screenshot compare and judge pass. Remaining visual follow-ups are in `TODO.md`.
 - Typed spawn signal extra args: handlers must accept the 4th `event: Dictionary` or Godot will not call them (`test_shift_coordinator_runs_a_shift` failed until `_on_spawn` took four args).
 - GDScript inference trap that broke the main scene: a `var` typed as a base class
   (`radial: CanvasLayer`) exposes script members as `Variant`, so `var x := radial.is_open` is a