feat: overhaul UI main and profile

scenes/player.gd

@@ -500,6 +500,10 @@ func set_character(character_name: String) -> void:
 	# Apply outline shader to the active character
 	if active_character:
 		_apply_outline_recursive(active_character)
+	
+	# Apply cosmetic loadout to active model (local auth only)
+	if active_character and is_multiplayer_authority():
+		apply_loadout(active_character)
 
 func _apply_outline_recursive(node: Node):
 	if node is MeshInstance3D and node.mesh:
@@ -517,6 +521,22 @@ func _apply_outline_recursive(node: Node):
 	for child in node.get_children():
 		_apply_outline_recursive(child)
 
+func apply_loadout(character_node: Node3D) -> void:
+	"""Apply equipped cosmetics from UserProfileManager.loadout onto the active character model.
+	Items are expected as child nodes named matching the item ID (e.g. 'head_hat1', 'acc_glasses').
+	All nodes in the cosmetic category groups are hidden first, then the equipped one is shown."""
+	if not has_node("/root/UserProfileManager"):
+		return
+	
+	var loadout: Dictionary = UserProfileManager.loadout
+	
+	for category in ["head", "costume", "glove", "accessory"]:
+		var equipped: String = loadout.get(category, "")
+		for child in character_node.get_children():
+			# Only manage nodes that start with the category prefix
+			if child.name.begins_with(category):
+				child.visible = (child.name == equipped)
+
 @rpc("any_peer", "call_local", "reliable")
 func sync_character(character_name: String) -> void:
 	"""Sync character selection across all clients."""