Fix movement-hall black walls and column clipping.

Cap shared hall lights (no per-painting spots) so MeshStandard walls stay within WebGL limits, tuck classical/neoclassical details into engaged corner pilasters, and document the light budget.

Co-authored-by: Cursor <cursoragent@cursor.com>

client/src/data/movement-interior-styles.ts

@@ -144,17 +144,19 @@ const BY_MOVEMENT_ID: Record<number, MovementInteriorStyle> = {
     {
       details: 'medieval',
       titleColor: '#e8dcc8',
-      ambient: 0.52,
+      ambient: 0.72,
       warmLight: '#e8d8c0',
       sunLight: '#d0e8ff',
-      fog: '#0c0c10',
+      // Keep atmosphere dark, but not pure void (walls must stay readable).
+      fog: '#1a1816',
+      background: '#141210',
       windows: windows(
         { wall: 'back', x: -2, y: 2.8, width: 0.8, height: 2.8, style: 'gothic-lancet', lightColor: '#c8e0ff', lightIntensity: 3.5 },
         { wall: 'back', x: 2, y: 2.8, width: 0.8, height: 2.8, style: 'gothic-lancet', lightColor: '#c8e0ff', lightIntensity: 3.5 },
         { wall: 'left', x: 0, y: 3.0, width: 0.9, height: 2.6, style: 'gothic-lancet', lightColor: '#c8e0ff', lightIntensity: 2.8 },
         { wall: 'right', x: 0, y: 3.0, width: 0.9, height: 2.6, style: 'gothic-lancet', lightColor: '#c8e0ff', lightIntensity: 2.8 }
       ),
-      trackLights: 0.3,
+      trackLights: 0.85,
     }
   ),
   30: mk(