Hide posterior weights from results page and lower confidence threshold (#111)

Remove posterior weight display (score and progress bar) from /results screen to reduce uncertainty. Keep weights only in /graph page.

Also reduce CONFIDENCE_N from 12 to 10 pairs to unlock results sooner.

Co-authored-by: Claude Haiku 4.5 <noreply@anthropic.com>

Author: kronosapiens

backend/src/constants/judging.ts

@@ -7,7 +7,7 @@ export const JUDGING_SESSION_SIZE = 10;
  * Minimum comparisons per entry before results are public.
  * Results are locked until totalComparisons >= entryCount * CONFIDENCE_N.
  */
-export const CONFIDENCE_N = 12;
+export const CONFIDENCE_N = 10;
 
 export function getTotalPairCount(entryCount: number): number {
   if (entryCount < 2) {

client/src/pages/Results.css

@@ -227,18 +227,6 @@
   white-space: nowrap;
 }
 
-.results-score {
-  font-size: 20px;
-  font-weight: 700;
-  color: var(--mist);
-  font-variant-numeric: tabular-nums;
-  flex-shrink: 0;
-}
-
-.results-entry--top1 .results-score {
-  color: var(--gold);
-}
-
 .results-entry-team {
   font-size: 13px;
   color: var(--stone);
@@ -278,29 +266,6 @@
   transform: translateY(-1px);
 }
 
-/* ─── Score Bar ─── */
-
-.results-bar {
-  height: 3px;
-  background: var(--ash);
-  border-radius: 2px;
-  overflow: hidden;
-  margin-top: 4px;
-}
-
-.results-bar-fill {
-  height: 100%;
-  background: var(--neon-red);
-  border-radius: 2px;
-  box-shadow: 0 0 6px var(--neon-glow);
-  transition: width 1.2s ease-out;
-}
-
-.results-entry--top1 .results-bar-fill {
-  background: var(--gold);
-  box-shadow: 0 0 6px var(--gold-dim);
-}
-
 /* ─── Nav ─── */
 
 .results-nav {

client/src/pages/Results.tsx

@@ -109,7 +109,6 @@ export default function Results() {
                   <div className="results-entry-header">
                     <span className="results-entry-emoji">{r.entry.emoji}</span>
                     <h2 className="results-entry-title">{r.entry.title}</h2>
-                    <span className="results-score">{r.weight.toFixed(1)}%</span>
                   </div>
                   <div className="results-entry-team">{r.entry.team.join(', ')}</div>
                   <div className="results-entry-chips">
@@ -121,9 +120,6 @@ export default function Results() {
                       </a>
                     )}
                   </div>
-                  <div className="results-bar">
-                    <div className="results-bar-fill" style={{ width: `${r.weight}%` }} />
-                  </div>
                 </div>
               </div>
             ))}
@@ -136,7 +132,7 @@ export default function Results() {
             <button
               className="results-export-btn"
               onClick={() => {
-                const csv = ['project,weight', ...rankings.map((r) => `"${r.entry.title.replace(/"/g, '""')}",${r.weight.toFixed(1)}`)].join('\n');
+                const csv = ['rank,project', ...rankings.map((r, i) => `${i + 1},"${r.entry.title.replace(/"/g, '""')}"`)].join('\n');
                 const blob = new Blob([csv], { type: 'text/csv' });
                 const a = document.createElement('a');
                 a.href = URL.createObjectURL(blob);