don't cache theme colours

Assets/Desert/Runtime/Hoop.cs

@@ -0,0 +1,30 @@
+using System.Collections.Generic;
+using NaughtyAttributes;
+using UnityEngine;
+
+namespace EscapeRoomEngine.Desert.Runtime
+{
+    [RequireComponent(typeof(Collider))]
+    public class Hoop : MonoBehaviour
+    {
+        [BoxGroup("Internal")] [SerializeField]
+        private List<Emission> rings;
+        
+        public bool Solved
+        {
+            set
+            {
+                if (value)
+                {
+                    rings.ForEach(ring => ring.color = );
+                }
+                else
+                {
+                    
+                }
+            }
+        }
+
+        private int _orbCount;
+    }
+}