Attempted to figure how to adjust notification label size. Nah.

scenes/notification_display.tscn

@@ -11,7 +11,8 @@ icon = NodePath("HBoxContainer/Icon")
 label = NodePath("HBoxContainer/Label")
 
 [node name="HBoxContainer" type="HBoxContainer" parent="." unique_id=228546504]
-layout_mode = 0
+layout_mode = 1
+theme_override_constants/separator = 4
 
 [node name="Icon" type="TextureRect" parent="HBoxContainer" unique_id=3]
 custom_minimum_size = Vector2(16, 16)

scripts/fps_display.gd

@@ -1,15 +0,0 @@
-extends Label
-
-var last_time = 0
-var frame_count = 0
-var fps = 0
-
-func _process(delta):
-    frame_count += 1
-    last_time += delta
-
-    if last_time >= 1.0:  # Update every second
-        fps = frame_count
-        text = " " + str(fps) + " FPS"
-        last_time = 0
-        frame_count = 0

scripts/fps_display.gd.uid

@@ -1 +0,0 @@
-uid://eblemtukrey6

scripts/notification_display.gd

@@ -13,7 +13,19 @@ var _connector_line: Line2D = null
 var _connector_visible: bool = false
 
 
+func _ready() -> void:
+    # Start fully transparent so the initial (0,0) position is invisible.
+    # This runs during add_child() before any rendering occurs.
+    modulate.a = 0.0
+
+    # 4px horizontal padding inside the background box
+    _container.add_theme_constant_override("margin_left", 4)
+    _container.add_theme_constant_override("margin_right", 4)
+
+
 func show_notification(weapon_name: String, player_node: Node2D, player_sprite_size: Vector2, origin_offset: float) -> void:
+    modulate.a = 0.0
+
     label.add_theme_font_size_override("font_size", 8)
     label.text = weapon_name
 
@@ -40,9 +52,8 @@ func show_notification(weapon_name: String, player_node: Node2D, player_sprite_s
     _update_position()
     var target_pos = position
 
-    # Start 10px above destination, fully transparent
+    # Start 10px above destination (already transparent from line 17)
     position.y = target_pos.y - 10.0
-    modulate.a = 0.0
 
     # Create connector line immediately so it fades in with the notification
     _connector_line = Line2D.new()