Refine the NPC nose, mouth and ears

MEMORY.md

@@ -96,11 +96,16 @@ Session memory for durable decisions, state, and gotchas. Keep concise, remove o
   0.150→0.146, chest 0.170→0.168, upper chest 0.172→0.170. This is a subtle shirt taper, not a
   skeleton change; all proportions pass and `sheet_npc_baseline_compare-torso.jpg` records it.
   Max character is 4,754 tris / 4,584 verts.
+- **NPC face-detail pass (0.9.4, 2026-11-02):** Nose tip radius reduced to 0.022 with ala wings,
+  the two dark lip boxes became one shallow `Mouth` sphere (two blobs read as a moustache), and the
+  ears gained a dark `EarInner` concha. All eight rebuilt; current counts are 4,226–5,218 tris /
+  4,119–5,240 verts under the 8,000/8,000 cap. Sheet:
+  `sheet_npc_baseline_compare-face-detail.jpg`.
 - **NPC hand pass (0.9.4, 2026-11-02):** palm radius 0.046 at z .742, scale (.80,.62,.88);
   fingers are `tube` paths from z .758 to .681–.694 with tip spheres, thumb is a bent tube. The
   optional hand capture is `capture_npc_baseline.gd -- --view=hand` (8 frames, baseline stays 48).
-  `npc_firefighter` is at 4,948 verts; the library cap is now 8,000 (see the character-mesh-cap
-  decision above), so the remaining face/grip/clothing detail can use real headroom. Grip offsets
+  `npc_firefighter` is at 5,240 verts after the face-detail pass; the library cap is 8,000 (see
+  the character-mesh-cap decision above), so grip/clothing detail still has headroom. Grip offsets
   remain open.
 - **UI flow smoke (2026-11-02):** `smoke_ui_flows.gd` boots the real scene and
   exercises inspection allow/deny, normal vs emergency radio, Help filtering,