Refactor NPC behavior and teleportation logic; enhance tile material properties

Assets/Materials/Tile.mat

@@ -11,9 +11,10 @@ Material:
   m_Shader: {fileID: 4800000, guid: 933532a4fcc9baf4fa0491de14d08ed7, type: 3}
   m_Parent: {fileID: 0}
   m_ModifiedSerializedProperties: 0
-  m_ValidKeywords: []
+  m_ValidKeywords:
+  - _EMISSION
   m_InvalidKeywords: []
-  m_LightmapFlags: 4
+  m_LightmapFlags: 6
   m_EnableInstancingVariants: 0
   m_DoubleSidedGI: 0
   m_CustomRenderQueue: -1
@@ -116,8 +117,8 @@ Material:
     - _XRMotionVectorsPass: 1
     - _ZWrite: 1
     m_Colors:
-    - _BaseColor: {r: 1, g: 0.18039216, b: 0.3882353, a: 1}
-    - _Color: {r: 1, g: 0.18039212, b: 0.38823527, a: 1}
+    - _BaseColor: {r: 1, g: 1, b: 1, a: 1}
+    - _Color: {r: 1, g: 1, b: 1, a: 1}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}
     - _SpecColor: {r: 0.19999996, g: 0.19999996, b: 0.19999996, a: 1}
   m_BuildTextureStacks: []