Fix font color

Change font color to white for the "Flipped bit at position" text.

src/components/ParityBitsGame.tsx

@@ -413,7 +413,7 @@ const ParityBitsGame = ({ showSocialShare = true }: ParityBitsGameProps) => {
                 Parity cells have colored borders. Each row and column should have an even number of black squares.
               </p>
               {flippedCell && (
-                <p className="text-sm text-destructive">
+                <p className="text-sm text-white">
                   Flipped bit at position ({flippedCell.row + 1}, {flippedCell.col + 1})
                 </p>
               )}