diff --git a/.gitattributes b/.gitattributes
index 36146522..fe3b507a 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -1,3 +1,4 @@
+# AUDIO
 *.wav filter=lfs diff=lfs merge=lfs -text
 *.mp3 filter=lfs diff=lfs merge=lfs -text
 *.ogg filter=lfs diff=lfs merge=lfs -text
@@ -5,3 +6,39 @@
 *.bnk filter=lfs diff=lfs merge=lfs -text
 *.aif filter=lfs diff=lfs merge=lfs -text
 *.aiff filter=lfs diff=lfs merge=lfs -text
+
+# 3D MODELS
+*.fbx filter=lfs diff=lfs merge=lfs -text
+*.obj filter=lfs diff=lfs merge=lfs -text
+*.blend filter=lfs diff=lfs merge=lfs -text
+*.ma filter=lfs diff=lfs merge=lfs -text
+*.mb filter=lfs diff=lfs merge=lfs -text
+*.3ds filter=lfs diff=lfs merge=lfs -text
+*.dae filter=lfs diff=lfs merge=lfs -text
+
+# TEXTURES / IMAGES
+*.png filter=lfs diff=lfs merge=lfs -text
+*.jpg filter=lfs diff=lfs merge=lfs -text
+*.jpeg filter=lfs diff=lfs merge=lfs -text
+*.tga filter=lfs diff=lfs merge=lfs -text
+*.psd filter=lfs diff=lfs merge=lfs -text
+*.tif filter=lfs diff=lfs merge=lfs -text
+*.tiff filter=lfs diff=lfs merge=lfs -text
+*.exr filter=lfs diff=lfs merge=lfs -text
+*.hdr filter=lfs diff=lfs merge=lfs -text
+
+# VIDEO
+*.mp4 filter=lfs diff=lfs merge=lfs -text
+*.mov filter=lfs diff=lfs merge=lfs -text
+*.avi filter=lfs diff=lfs merge=lfs -text
+
+# UNITY HEAVY ASSETS
+*.unitypackage filter=lfs diff=lfs merge=lfs -text
+
+# UNITY YAML MERGE (IMPORTANT)
+*.meta merge=unityyamlmerge eol=lf
+*.unity merge=unityyamlmerge eol=lf
+*.prefab merge=unityyamlmerge eol=lf
+*.mat merge=unityyamlmerge eol=lf
+*.anim merge=unityyamlmerge eol=lf
+*.controller merge=unityyamlmerge eol=lf
diff --git a/Assets/Unheimlich_POC/Scripts/World/Environment/InfiniteStaircaseController.cs b/Assets/Unheimlich_POC/Scripts/World/Environment/InfiniteStaircaseController.cs
index 1e34f3ac..a0234f5b 100644
--- a/Assets/Unheimlich_POC/Scripts/World/Environment/InfiniteStaircaseController.cs
+++ b/Assets/Unheimlich_POC/Scripts/World/Environment/InfiniteStaircaseController.cs
@@ -246,15 +246,16 @@ namespace Unheimlich.World.Environment
         {
             if (_playerTransform == null) return;
 
-            float error       = _playerTransform.position.y - _triggerCenterWorldY;
-            float rawTarget   = Mathf.Clamp(error * _correctionGain, -_maxScrollSpeed, _maxScrollSpeed);
+            float error     = _playerTransform.position.y - _triggerCenterWorldY;
+            float rawTarget = Mathf.Clamp(error * _correctionGain, -_maxScrollSpeed, _maxScrollSpeed);
 
-            // Only allow speed in the direction that moves the tower correctly.
-            // Going up (entered from below): tower must descend → speed >= 0.
-            // Going down (entered from above): tower must ascend → speed <= 0.
-            float targetSpeed = _enteredFromBelow
-                ? Mathf.Max(rawTarget, 0f)
-                : Mathf.Min(rawTarget, 0f);
+            bool towerHasMoved = _enteredFromBelow
+                ? _towerRoot != null && _towerRoot.localPosition.y < -0.05f
+                : _towerRoot != null && _towerRoot.localPosition.y >  0.05f;
+
+            float targetSpeed = towerHasMoved
+                ? rawTarget
+                : (_enteredFromBelow ? Mathf.Max(rawTarget, 0f) : Mathf.Min(rawTarget, 0f));
 
             _scrollSpeed = Mathf.SmoothDamp(_scrollSpeed, targetSpeed, ref _scrollSpeedVelocity, _scrollSmoothTime);
         }
@@ -271,12 +272,6 @@ namespace Unheimlich.World.Environment
                 ? Mathf.Max(pos.y, _limitLocalY)
                 : Mathf.Min(pos.y, _limitLocalY);
 
-            // Clamp to the origin — slot 0 must never move past its starting position.
-            // Going up: tower can only descend from 0. Going down: tower can only ascend from 0.
-            pos.y = _enteredFromBelow
-                ? Mathf.Min(pos.y, 0f)
-                : Mathf.Max(pos.y, 0f);
-
             _towerRoot.localPosition = pos;
         }
 
@@ -285,8 +280,8 @@ namespace Unheimlich.World.Environment
             if (_towerRoot == null) return;
 
             bool reached = _enteredFromBelow
-                ? _towerRoot.localPosition.y <= _limitLocalY
-                : _towerRoot.localPosition.y >= _limitLocalY;
+                ? _towerRoot.localPosition.y <= _limitLocalY   // going up, tower descended enough
+                : _towerRoot.localPosition.y >= _limitLocalY;  // going down, tower ascended enough
 
             if (reached)
             {