feat: Implement powerup inventory UI, settings menu, and foundational managers for input and game settings.

scripts/ui/powerup_inventory_ui.gd

@@ -8,11 +8,16 @@ var icon_containers: Dictionary = {} # { EffectEnum: Button }
 # Local State
 var selected_effect: int = -1
 var special_manager_ref: Node = null # Reference to SpecialTilesManager
+@onready var SettingsManager = get_node_or_null("/root/SettingsManager")
 
 signal effect_selected(effect: int)
 
 func _ready():
 	print("[PowerUpUI] _ready called")
+	
+	# Connect to SettingsManager to update labels
+	if SettingsManager and not SettingsManager.control_remapped.is_connected(_on_control_remapped):
+		SettingsManager.control_remapped.connect(_on_control_remapped)
 	# Map Effect Enum to UI Nodes (Assumes specific names in main.tscn)
 	# We try to get them immediately. If they are children, they should be accessible.
 	var container = get_node_or_null("Container")
@@ -54,8 +59,13 @@ func _ready():
 		if freeze_btn: freeze_btn.visible = true
 		_update_shortcuts_for_mode(false)
 	
+	
 	print("[PowerUpUI] UI Initialization Complete. Mapped %d buttons." % icon_containers.size())
 
+func _on_control_remapped(_action: String, _key: int):
+	# Refresh all labels
+	_update_shortcuts_for_mode(LobbyManager.is_game_mode(GameMode.Mode.STOP_N_GO))
+
 func _setup_btn(effect_id: int, btn: Button):
 	if not btn: 
 		print("[PowerUpUI] Warning: Button for effect %d is null" % effect_id)
@@ -138,15 +148,15 @@ func _update_btn_shortcut(effect_id: int, btn: Button):
 	var key_text = ""
 	if is_sng:
 		match effect_id:
-			0: key_text = "1" # Speed
-			3: key_text = "2" # Ghost
-			_: key_text = ""  # Others hidden/disabled
+			0: key_text = SettingsManager.get_control_text("powerup_1")
+			3: key_text = SettingsManager.get_control_text("powerup_2") # Map P2 to Slot 3 (Ghost) in SNG
+			_: key_text = ""
 	else:
 		match effect_id:
-			0: key_text = "1" # Speed
-			2: key_text = "2" # Wall
-			1: key_text = "3" # Freeze
-			3: key_text = "4" # Ghost
+			0: key_text = SettingsManager.get_control_text("powerup_1")
+			2: key_text = SettingsManager.get_control_text("powerup_2")
+			1: key_text = SettingsManager.get_control_text("powerup_3")
+			3: key_text = SettingsManager.get_control_text("powerup_4")
 	
 	sc_lbl.text = key_text
 

scripts/ui/settings_menu.gd

@@ -0,0 +1,110 @@
+extends CanvasLayer
+
+# SettingsMenu - Handles UI logic for the premium settings panel
+
+@onready var tab_container = $PanelContainer/VBoxContainer/ContentSection/TabContainer
+@onready var close_button = $PanelContainer/VBoxContainer/Header/CloseButton
+
+# Video Controls
+@onready var fullscreen_toggle = %FullscreenToggle
+@onready var vsync_toggle = %VSyncToggle
+
+# Audio Controls
+@onready var master_slider = %MasterSlider
+@onready var music_slider = %MusicSlider
+@onready var sfx_slider = %SFXSlider
+
+# Controls (Keybinds)
+@onready var SettingsManager = get_node_or_null("/root/SettingsManager")
+var listening_action: String = "" # Set when waiting for a keypress
+
+func _ready():
+	# Theme inheritance is broken by CanvasLayer root, no need for theme = null
+	_load_ui_values()
+	_connect_signals()
+	
+	# Initial visibility
+	visible = false
+
+func _load_ui_values():
+	if not SettingsManager:
+		print("[SettingsMenu] ERROR: SettingsManager not found")
+		return
+		
+	var s = SettingsManager.settings
+	
+	# Video
+	fullscreen_toggle.button_pressed = s.video.fullscreen
+	vsync_toggle.button_pressed = s.video.vsync
+	
+	# Audio
+	master_slider.value = s.audio.master_volume
+	music_slider.value = s.audio.music_volume
+	sfx_slider.value = s.audio.sfx_volume
+	
+	# Controls
+	_update_all_key_labels()
+
+func _connect_signals():
+	# Video
+	fullscreen_toggle.toggled.connect(_on_video_setting_changed)
+	vsync_toggle.toggled.connect(_on_video_setting_changed)
+	
+	# Audio
+	master_slider.value_changed.connect(_on_audio_setting_changed.bind("master_volume"))
+	music_slider.value_changed.connect(_on_audio_setting_changed.bind("music_volume"))
+	sfx_slider.value_changed.connect(_on_audio_setting_changed.bind("sfx_volume"))
+	
+	# Close
+	close_button.pressed.connect(func(): visible = false)
+	
+	# Connect remapping buttons
+	for action_name in SettingsManager.settings.controls.keys():
+		var btn = get_node_or_null("%" + action_name.to_pascal_case() + "Btn")
+		if btn:
+			btn.pressed.connect(_on_remap_button_pressed.bind(action_name))
+
+func _on_video_setting_changed(_unused = false):
+	SettingsManager.settings.video.fullscreen = fullscreen_toggle.button_pressed
+	SettingsManager.settings.video.vsync = vsync_toggle.button_pressed
+	SettingsManager.save_settings()
+	SettingsManager.apply_video_settings()
+
+func _on_audio_setting_changed(key: String, value: float):
+	SettingsManager.settings.audio[key] = value
+	SettingsManager.save_settings()
+	SettingsManager.apply_audio_settings()
+
+func _on_remap_button_pressed(action_name: String):
+	listening_action = action_name
+	var btn = get_node_or_null("%" + action_name.to_pascal_case() + "Btn")
+	if btn:
+		btn.text = "..."
+		btn.modulate = Color(0.5, 1.0, 0.5) # Signal "Listening"
+
+func _input(event):
+	if listening_action != "" and event is InputEventKey and event.pressed:
+		# Capture the key
+		var keycode = event.keycode
+		SettingsManager.set_control(listening_action, keycode)
+		
+		# Feedback and Reset
+		_update_key_label(listening_action)
+		listening_action = ""
+		
+		# Consume event to prevent triggers
+		get_viewport().set_input_as_handled()
+
+func _update_all_key_labels():
+	for action_name in SettingsManager.settings.controls.keys():
+		_update_key_label(action_name)
+
+func _update_key_label(action_name: String):
+	var btn = get_node_or_null("%" + action_name.to_pascal_case() + "Btn")
+	if btn:
+		btn.text = SettingsManager.get_control_text(action_name)
+		btn.modulate = Color.WHITE
+
+func open():
+	_load_ui_values()
+	visible = true

scripts/ui/settings_menu.gd.uid

@@ -0,0 +1 @@
+uid://cdege6m8u5cp