TO SQUASH: Added shooting bars.

Assets/Scripts/Game/Balls/NukeBall.cs

@@ -1,29 +1,19 @@
 using UnityEngine;
 
-public class NukeBall : MonoBehaviour
+public class NukeBall : BallBase
 {
-    private Animator animator;
-
-    public AudioClip spawnSound;
-
-    public AudioClip bounceSound;
-
-    public AudioClip hitSound;
-
     public AudioClip criticalSound;
 
     public AudioClip explosionSound;
 
-    private AudioSource audioSource;
-
-    private Vector2 speed;
-
+    // Tracks escalating danger/critical phases for audio cues.
     private int criticalState = 0;
 
     private float criticalTime = 1.0f;
 
     private float criticalTimer = 0.0f;
 
+    // Initial resting height the ball bounces back toward after a floor hit.
     private float height;
 
     private Collider2D selfCollider;
@@ -41,13 +31,17 @@ public class NukeBall : MonoBehaviour
     // Start is called once before the first execution of Update after the MonoBehaviour is created
     void Start()
     {
+        // Cache frequently used components once.
         audioSource = GetComponent<AudioSource>();
         animator = GetComponent<Animator>();
         selfCollider = GetComponent<Collider2D>();
+
+        // Start with a small random horizontal drift.
         speed = new Vector2(Random.Range(-0.09f, 0.09f), 0.0f);
         height = GetComponent<Transform>().position.y;
         fallTargetY = height;
 
+        // Find the closest valid floor point under the current position.
         UpdateFallTargetFromCurrentPosition();
 
         audioSource.PlayOneShot(spawnSound);
@@ -68,12 +62,14 @@ public class NukeBall : MonoBehaviour
                 bounceTimer += Time.fixedDeltaTime;
 
                 float t = Mathf.Clamp01(bounceTimer / bounceDuration);
+                // Ease-out ascent: fast start, gentle finish near target height.
                 float easedT = 1.0f - Mathf.Pow(1.0f - t, 2.0f);
 
                 currentPosition.y = Mathf.Lerp(bounceStartY, height, easedT);
 
                 if (t >= 1.0f)
                 {
+                    // Reached top of bounce arc; resume falling phase.
                     isBouncingToHeight = false;
                     bounceTimer = 0.0f;
                     currentPosition.y = height;
@@ -85,6 +81,7 @@ public class NukeBall : MonoBehaviour
                 bounceTimer += Time.fixedDeltaTime;
 
                 float t = Mathf.Clamp01(bounceTimer / bounceDuration);
+                // Ease-in descent: gentle start, faster approach to floor.
                 float easedT = t * t;
 
                 currentPosition.y = Mathf.Lerp(height, fallTargetY, easedT);
@@ -110,6 +107,7 @@ public class NukeBall : MonoBehaviour
                 audioSource.PlayOneShot(criticalSound);
             }
 
+            // Restart timing window for the next critical beep.
             criticalTimer = 0.0f;
         }
     }
@@ -120,6 +118,8 @@ public class NukeBall : MonoBehaviour
         if (collision.gameObject.CompareTag("Wall"))
         {
             ContactPoint2D contact = collision.GetContact(0);
+
+            // Reflect horizontal movement from wall surfaces.
             speed = Vector2.Reflect(speed, contact.normal);
             speed.y = 0.0f;
 
@@ -130,6 +130,8 @@ public class NukeBall : MonoBehaviour
             {
                 isBouncingToHeight = true;
                 bounceTimer = 0.0f;
+
+                // Use exact contact point as bounce origin so visual contact feels grounded.
                 bounceStartY = contact.point.y;
                 fallTargetY = bounceStartY;
 
@@ -142,8 +144,10 @@ public class NukeBall : MonoBehaviour
 
     private void UpdateFallTargetFromCurrentPosition()
     {
+        // Default to current y in case no valid floor is found.
         fallTargetY = transform.position.y;
 
+        // Probe straight down and choose nearest upward-facing wall surface.
         RaycastHit2D[] hits = Physics2D.RaycastAll(transform.position, Vector2.down, 100.0f);
         float closestDistance = float.MaxValue;