Audit NPC body proportions against a shared guide

Measure all eight exported characters and record the stylized proportion bands. All variants pass; no skeleton or mesh rescale was needed.

README.md

@@ -122,6 +122,7 @@ Full setup, every run/test/smoke command, and the controls table are in
 - [`docs/smoke-checklist.md`](docs/smoke-checklist.md) — Manual smoke-test checklist.
 - [`docs/blender-assets.md`](docs/blender-assets.md) — Blender asset library: characters, gear, props, attach points.
 - [`docs/npc-visual-review.md`](docs/npc-visual-review.md) — 0.9.4 NPC baseline, acceptance criteria and ranked visual gaps.
+- [`docs/npc-proportion-audit.md`](docs/npc-proportion-audit.md) — NPC proportion measurements against the shared stylized guide.
 - [`docs/adr/`](docs/adr/) — Architecture Decision Records.
 - [`TODO.md`](TODO.md) — Active tasks plus the 0.x gap analysis and milestone roadmap.