Polish the prototype shoes and thigh silhouette

docs/npc-model-sourcing.md

@@ -55,14 +55,16 @@ The MakeHuman body should reuse the approved local head/hand parts rather than f
 a second face implementation.
 
 The current local MPFB full-body prototype (`tmp/npc-research/build_mpfb_npc.py`) assembles the
-accepted head on an MPFB 2.0.18 body at **15,453 / 16,000 tris**, 1.810 m, 14 bones and 10
-materials, with project hands, smaller shoe shells, pant cuffs, accessory cuffs and flat slot
+accepted head on an MPFB 2.0.18 body at **15,213 / 16,000 tris**, 1.810 m, 14 bones and 10
+materials, with project hands, bevelled shoe shells, pant cuffs, accessory cuffs and flat slot
 colours. It is a review candidate, not a shipped asset. The neck is a radial cut of the decimated
 column bridged by a four-ring, 20-segment lathe (lower rings painted cloth, reading as a crew neck);
-the ankles are hidden by 0.12 m shoe shells and 0.08 m pant cuffs. Remaining polish: a bulbous shoe
-toe, a V-shaped shirt hem at the crotch, a skin-tight shirt and angular thigh facets. A torus
-collar, cloth cylinder collar, skin neck-blend sphere and a destructive vertex-smoothing pass were
-tried and removed because they read as a brace, shelf or donut, or tore a hole at the collar. The production integration decision (bake a committed
+the ankles are hidden by 0.12 m shoe shells and 0.08 m pant cuffs, and a light smoothing pass
+softens the closed thigh/hip region. Remaining polish: a V-shaped shirt hem at the crotch, a
+skin-tight shirt and angular thigh facets; a proper shirt shell is the fix. A torus collar, cloth
+cylinder collar, skin neck-blend sphere, destructive vertex-smoothing pass and untucked shirt-hem
+band were tried and removed because they read as a brace, shelf, donut or hanging flap, or tore a
+hole at the collar. The production integration decision (bake a committed
 source GLB or keep the procedural body) and the owner review are tracked in `TODO.md`; MPFB itself
 must not become a CI/build dependency.