feat: Implement cycle timer toggle, refactor continuous input, and improve movement synchronization.

scenes/player.gd

@@ -771,7 +771,7 @@ func start_movement_along_path(path: Array, clear_visual: bool = true):
 		target_position = Vector2i(path[-1].x, path[-1].y)
 	
 	var tween = create_tween()
-	tween.set_trans(Tween.TRANS_CUBIC)
+	tween.set_trans(Tween.TRANS_LINEAR)
 	tween.set_ease(Tween.EASE_IN_OUT)
 
 	for point in path:
@@ -793,6 +793,10 @@ func start_movement_along_path(path: Array, clear_visual: bool = true):
 		if clear_visual:
 			enhanced_gridmap.clear_path_visualization()
 		
+		# Check for buffered input
+		if movement_manager and movement_manager.has_method("_on_movement_finished"):
+			movement_manager._on_movement_finished()
+		
 		# Only restore UI state if this is a human player
 		if not (is_bot or is_in_group("Bots")):
 			# Restore movement range highlights if it was the player's turn
@@ -1075,8 +1079,9 @@ func force_action_state_none():
 	var main = get_tree().get_root().get_node_or_null("Main")
 	if main and main.ui_manager:
 		main.ui_manager.current_action_state = main.ui_manager.ActionState.NONE
-	action_manager.clear_highlights()
-	action_manager.clear_playerboard_highlights()
+	if action_manager:
+		action_manager.clear_highlights()
+		action_manager.clear_playerboard_highlights()
 
 # -----------------------------------------------------------------
 
@@ -1214,10 +1219,12 @@ func highlight_occupied_playerboard_slots():
 	action_manager.highlight_occupied_playerboard_slots()
 
 func clear_highlights():
-	action_manager.clear_highlights()
+	if action_manager:
+		action_manager.clear_highlights()
 
 func clear_playerboard_highlights():
-	action_manager.clear_playerboard_highlights()
+	if action_manager:
+		action_manager.clear_playerboard_highlights()
 
 func rotate_towards_target(target_pos: Vector2i):
 	movement_manager.rotate_towards_target(target_pos)