Update app.py

app.py

@@ -279,6 +279,9 @@ def combined_callback(generate_script_clicks, generate_audio_clicks, advanced_se
 
     trigger_id = ctx.triggered[0]['prop_id'].split('.')[0]
 
+    if trigger_id == "advanced-settings-toggle":
+        return dash.no_update, dash.no_update, not is_advanced_open, dash.no_update, "", ""
+
     if trigger_id == "generate-script-btn":
         try:
             api_key = os.environ.get("GEMINI_API_KEY")