Hide Replay UI on mouse idle, like on YouTube's video player.

Assets/Resources/Prefabs/Static/PlayerElements.prefab

@@ -13554,6 +13554,7 @@ RectTransform:
   m_LocalScale: {x: 0, y: 0, z: 0}
   m_ConstrainProportionsScale: 0
   m_Children:
+  - {fileID: 975854882793768241}
   - {fileID: 7207626703234073965}
   - {fileID: 1310746913248571851}
   - {fileID: 2059523408431071351}
@@ -14978,6 +14979,95 @@ MonoBehaviour:
   deselectedColor: {r: 0.5, g: 0.5, b: 0.5, a: 1}
   translationKey: 
   twoSided: 1
+--- !u!1 &6384058270967109945
+GameObject:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  serializedVersion: 6
+  m_Component:
+  - component: {fileID: 975854882793768241}
+  - component: {fileID: 7249758486017390357}
+  - component: {fileID: 8707271919688239819}
+  - component: {fileID: 134371305933940428}
+  m_Layer: 2
+  m_Name: HideOnIdleArea
+  m_TagString: Untagged
+  m_Icon: {fileID: 0}
+  m_NavMeshLayer: 0
+  m_StaticEditorFlags: 0
+  m_IsActive: 1
+--- !u!224 &975854882793768241
+RectTransform:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 6384058270967109945}
+  m_LocalRotation: {x: -0, y: -0, z: -0, w: 1}
+  m_LocalPosition: {x: 0, y: 0, z: 0}
+  m_LocalScale: {x: 1, y: 1, z: 1}
+  m_ConstrainProportionsScale: 0
+  m_Children: []
+  m_Father: {fileID: 1981666707050521408}
+  m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
+  m_AnchorMin: {x: 0, y: 0}
+  m_AnchorMax: {x: 1, y: 1}
+  m_AnchoredPosition: {x: 0, y: 0}
+  m_SizeDelta: {x: 0, y: 0}
+  m_Pivot: {x: 0.5, y: 0.5}
+--- !u!222 &7249758486017390357
+CanvasRenderer:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 6384058270967109945}
+  m_CullTransparentMesh: 1
+--- !u!114 &8707271919688239819
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 6384058270967109945}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: fe87c0e1cc204ed48ad3b37840f39efc, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: 
+  m_Material: {fileID: 0}
+  m_Color: {r: 1, g: 1, b: 1, a: 0}
+  m_RaycastTarget: 1
+  m_RaycastPadding: {x: 0, y: 0, z: 0, w: 0}
+  m_Maskable: 1
+  m_OnCullStateChanged:
+    m_PersistentCalls:
+      m_Calls: []
+  m_Sprite: {fileID: 0}
+  m_Type: 0
+  m_PreserveAspect: 0
+  m_FillCenter: 1
+  m_FillMethod: 4
+  m_FillAmount: 1
+  m_FillClockwise: 1
+  m_FillOrigin: 0
+  m_UseSpriteMesh: 0
+  m_PixelsPerUnitMultiplier: 1
+--- !u!114 &134371305933940428
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 6384058270967109945}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: a4df755f69cfd324693d2dc6c7e7ebd9, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: 
+  targetObject: {fileID: 1464872262009445458}
 --- !u!1 &6394529396616111786
 GameObject:
   m_ObjectHideFlags: 0

Assets/Scripts/Camera/CameraAnimator.cs

@@ -9,6 +9,7 @@
 using UnityEngine.EventSystems;
 using UnityEngine.InputSystem;
 using UnityEngine.UI;
+using LayerMask = UnityEngine.LayerMask;
 
 namespace NSMB.Cameras {
     public unsafe class CameraAnimator : ResizingCamera {
@@ -189,7 +190,9 @@ private void UpdateCameraFreecamMode(CallbackUpdateView e) {
                     playerElements.Canvas.GetComponent<GraphicRaycaster>().Raycast(new PointerEventData(EventSystem.current) {
                         position = pointerScreen
                     }, results);
-                    freecamMouseDragging = (results.Count == 0);
+                    freecamMouseDragging = (results.Count == 0) || (results.Count == 1 &&
+                                                                    results[0].gameObject.layer ==
+                                                                    LayerMask.NameToLayer("Ignore Raycast"));
                     clickHeld = true;
                 }
             } else {

Assets/Scripts/UI/Elements/HideOnIdle.cs

@@ -0,0 +1,57 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Linq;
+using UnityEngine;
+using UnityEngine.EventSystems;
+
+public class HideOnIdle : MonoBehaviour, IPointerMoveHandler, IPointerUpHandler
+{
+    //---Serialized Variables
+    [SerializeField] private GameObject targetObject;
+
+    //---Private Variables
+    private bool isShowing = true;
+    private bool isOverObject = false;
+    private Coroutine hideCoroutine;
+    private CanvasGroup targetCanvasGroup;
+
+    private void Awake() {
+        targetObject.TryGetComponent(out targetCanvasGroup);
+        hideCoroutine = StartCoroutine(HideAfterDelay());
+    }
+
+    public void OnPointerMove(PointerEventData eventData) {
+        if (!targetObject) return;
+
+        var raycastResults = new List<RaycastResult>();
+        EventSystem.current.RaycastAll(eventData, raycastResults);
+        isOverObject = raycastResults.Any(result =>
+            result.gameObject == targetObject || result.gameObject.transform.IsChildOf(targetObject.transform));
+
+        SetVisibility(true);
+        if (hideCoroutine != null) {
+            StopCoroutine(hideCoroutine);
+            hideCoroutine = null;
+        }
+        if(!isOverObject) hideCoroutine = StartCoroutine(HideAfterDelay());
+    }
+
+    public void OnPointerUp(PointerEventData eventData) {
+        OnPointerMove(eventData);
+    }
+
+    private IEnumerator HideAfterDelay() {
+        yield return new WaitForSeconds(2f);
+        SetVisibility(false);
+    }
+
+    private void SetVisibility(bool how) {
+        if (targetCanvasGroup) {
+            targetCanvasGroup.alpha = how ? 1 : 0;
+            targetCanvasGroup.interactable = how;
+        }
+        else targetObject.SetActive(how);
+        isShowing = how;
+    }
+}