private Collider FindClosestEnemy(Vector3 playerPosition, Collider[] enemies)
    {
        Collider closestEnemyCollider = null;
        float closestDistance = Mathf.Infinity;

        foreach (Collider enemy in enemies)
        {
            float distance = Vector3.Distance(playerPosition, enemy.transform.position);

            if (distance < closestDistance)
            {
                closestEnemyCollider = enemy;
                closestDistance = distance;
            }
        }
        return closestEnemyCollider;
    }