Refactor: Redefined entire Gradio interface and updated core logic

app.py

@@ -189,7 +189,7 @@ class OutputFormatter:
     def create_progress_bar(score: float, width: int = 50) -> str:
         """Create progress bar"""
         filled = int(score * width)
-        return f"[{'█' * filled}{'░' * (width - filled)}] {score:.1%}"
+        return f"[{' ' * filled}{' ' * (width - filled)}] {score:.1%}"
     
     def format_results(
         self,