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/components/GalleryWindows.tsx

@@ -173,22 +173,16 @@ function SingleWindow({
         <meshBasicMaterial color="#ffffff" transparent opacity={0.25} toneMapped={false} />
       </mesh>
 
-      {/* Daylight into room */}
+      {/* One fill light per window — keep total scene lights well under WebGL limits. */}
       <spotLight
         position={[0, 0, 0.15]}
         angle={Math.min(1.2, (spec.width / Math.max(spec.height, 0.5)) * 0.55)}
         penumbra={0.95}
-        intensity={spec.lightIntensity}
+        intensity={spec.lightIntensity * Math.PI * 0.85}
         distance={14}
+        decay={0}
         color={spec.lightColor}
       />
-      <pointLight
-        position={[0, 0, 0.25]}
-        intensity={spec.lightIntensity * 0.45}
-        distance={10}
-        color={glassColor}
-        decay={2}
-      />
     </group>
   );
 }
@@ -222,8 +216,9 @@ export function GalleryTrackLights({
 }) {
   const positions = useMemo(() => {
     const pts: [number, number, number][] = [];
-    const cols = Math.max(2, Math.min(5, Math.floor(width / 4)));
-    const rows = Math.max(1, Math.min(3, Math.floor(depth / 6)));
+    // Cap fixtures so MeshStandard hall materials stay within WebGL light limits.
+    const cols = Math.max(2, Math.min(3, Math.floor(width / 5)));
+    const rows = Math.max(1, Math.min(2, Math.floor(depth / 8)));
     for (let c = 0; c < cols; c++) {
       for (let r = 0; r < rows; r++) {
         const x = -width / 2 + (width / (cols + 1)) * (c + 1);
@@ -244,10 +239,11 @@ export function GalleryTrackLights({
           </mesh>
           <spotLight
             position={[0, -0.04, 0]}
-            angle={0.55}
-            penumbra={0.85}
+            angle={0.7}
+            penumbra={0.9}
             intensity={intensity}
-            distance={8}
+            distance={12}
+            decay={0}
             color={color}
           />
         </group>