Remove progress bars under benchmark scores

- Removed progress bar (sb/sf divs) from renderScore function
- Scores now display as clean numbers with category colors
- Simpler, cleaner look focused on the score values
- Tooltips still show source and date on hover

index.html

@@ -3697,7 +3697,6 @@ function renderScore(benchmarkData, benchmarkKey) {
     <td>
       <div class="sc" title="${benchmarkData.source || ''} (${benchmarkData.date || 'unknown date'})">
         <div class="sn" style="color: ${grade.textColor}; font-weight: 700;">${score.toFixed(1)}</div>
-        <div class="sb"><div class="sf" style="background: ${grade.gradient}; width: ${score}%"></div></div>
       </div>
     </td>
   `;