diff --git a/src/AcDream.App/Rendering/GameWindow.cs b/src/AcDream.App/Rendering/GameWindow.cs
index 6bb93d10..0995a872 100644
--- a/src/AcDream.App/Rendering/GameWindow.cs
+++ b/src/AcDream.App/Rendering/GameWindow.cs
@@ -3714,7 +3714,18 @@ public sealed class GameWindow : IDisposable
                     ownerId: entity.Id,
                     entityPosition: entity.Position,
                     entityRotation: entity.Rotation,
-                    isDynamic: true,   // #143: server-object lights take the D3D dynamic path (1/d att, range×1.5)
+                    // A7 fix #2 (#176/#181): isDynamic is decided by whether the light
+                    // MOVES, not by weenie-vs-dat origin. Server-spawned FIXTURES
+                    // (lanterns, braziers) are stationary — they take retail's STATIC
+                    // curve (calc_point_light 0x0059c8b0: 1/d³ beyond 1 m, range×1.3,
+                    // per-channel colour clamp), not the D3D dynamic path (1/d,
+                    // range×1.5) the former #143 flag forced — which burned every
+                    // fixture ~10× hotter than retail at 3 m: the magenta wash that
+                    // zebra-striped the Facility Hub walls. Site-A lights are all
+                    // stationary today (AP-44: they don't follow bearers); genuinely
+                    // moving lights (projectiles, portal swirls) re-earn isDynamic
+                    // when they exist.
+                    isDynamic: false,
                     cellId: entity.ParentCellId ?? 0u);   // A7 #176/#177: scope to the owning cell's visibility
                 foreach (var ls in loaded)
                     _lightingSink.RegisterOwnedLight(ls);