Request failed with status code 504

When answered all the questions and clicked, SEE RESULTS button 'Request failed with status code 504' is what it shows. I guess you'll will fix this but I wasted my 15-20 min!!

<img width="1440" height="900" alt="Image" src="https://github.com/user-attachments/assets/5714b641-7cbe-4a7a-8770-38d3743a3056" />