Add distinction between managed awake and managed start

Assets/Scripts/Data/CardSystem/CardSystemManager.cs

@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using AppleHills.Data.CardSystem;
@@ -47,18 +47,16 @@ namespace Data.CardSystem
 
         public override int ManagedAwakePriority => 60; // Data systems
         
-        private new void Awake()
+        protected override void OnManagedAwake()
         {
-            base.Awake(); // CRITICAL: Register with LifecycleManager!
-            
-            // Set instance immediately so it's available before OnManagedAwake() is called
+            // Set instance immediately (early initialization)
             _instance = this;
             
             // Load card definitions from Addressables, then register with save system
             LoadCardDefinitionsFromAddressables();
         }
         
-        protected override void OnManagedAwake()
+        protected override void OnManagedStart()
         {
             Logging.Debug("[CardSystemManager] Initialized");
         }