Change welcome popup to Movimento and simplify spacebar play/pause handler

kimodo/demo/queue_manager.py

@@ -133,7 +133,7 @@ Please keep this tab open — the demo will start automatically when it's your t
 
 def _welcome_modal_markdown() -> str:
     mins = int(MAX_SESSION_MINUTES) if MAX_SESSION_MINUTES == int(MAX_SESSION_MINUTES) else MAX_SESSION_MINUTES
-    return f"""## Welcome to Kimodo Demo
+    return f"""## Welcome to Movimento Demo
 
 You have been granted a **{mins}-minute** demo session.
 Your session timer has started.

kimodo/demo/ui.py

@@ -3374,12 +3374,9 @@ def create_gui(
 
         session = demo.client_sessions[client_id]
 
-        # Space bar: only toggle on FIRST press
+        # Space bar: toggle play/pause
         if event.key == " ":
-            now = time.monotonic()
-            if now - session.last_space_toggle_time >= 0.2:
-                session.last_space_toggle_time = now
-                play_pause_button_callback(session)
+            play_pause_button_callback(session)
             return
 
         # Handle arrow keys: frame navigation (fast OS repeat with 50ms debounce).