Fix Match: Progress bar + counter, audio on EN column too

- Progress bar under header (fills as pairs are matched)
- Counter with symbols: ✓ first-try, ↻ retry, ✗ errors
- EN column now also has audio buttons (small speaker icon)
- All 3 columns have consistent height (flex layout)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

studio-v2/app/learn/[unitId]/match/page.tsx

@@ -140,12 +140,19 @@ export default function MatchPage() {
             {t('back')}
           </button>
           <h1 className={`text-lg font-bold ${isDark ? 'text-white' : 'text-slate-900'}`}>{t('match')}</h1>
-          <div className={`text-sm ${isDark ? 'text-white/50' : 'text-slate-500'}`}>
+          <div className={`text-xs ${isDark ? 'text-white/50' : 'text-slate-500'}`}>
-            {matchedTotal}/{totalPairs} · <span className="text-green-400">{firstTryCorrect}</span>/<span className="text-yellow-400">{retryCorrect}</span>/<span className="text-red-400">{errors}</span>
+            <span className="text-green-400">✓{firstTryCorrect}</span>{' '}
+            <span className="text-yellow-400">↻{retryCorrect}</span>{' '}
+            <span className="text-red-400">✗{errors}</span>
           </div>
         </div>
       </div>
 
+      {/* Progress bar */}
+      <div className="w-full h-1.5 bg-white/10">
+        <div className="h-full bg-gradient-to-r from-indigo-500 to-violet-500 transition-all" style={{ width: `${(matchedTotal / Math.max(totalPairs, 1)) * 100}%` }} />
+      </div>
+
       {/* Native flash overlay */}
       {flashNative && (
         <div className="fixed top-1/2 left-1/2 -translate-x-1/2 -translate-y-1/2 z-50 pointer-events-none">
@@ -199,20 +206,27 @@ export default function MatchPage() {
               {/* Left: English (click to select, no sound) */}
               <div className="space-y-2">
                 {roundItems.map(item => (
-                  <button
+                  <div
                     key={`l-${item.id}`}
-                    onClick={() => handleLeftTap(item)}
+                    className={`flex items-center gap-2 p-3 rounded-xl border-2 text-sm font-medium transition-all ${
-                    disabled={matched.has(item.id)}
-                    className={`w-full p-3 rounded-xl border-2 text-sm font-medium transition-all text-left ${
                       matched.has(item.id)
-                        ? 'opacity-30 border-green-400 bg-green-500/10 cursor-default'
+                        ? 'opacity-30 border-green-400 bg-green-500/10'
                         : selectedLeft === item.id
                           ? (isDark ? 'border-blue-400 bg-blue-500/20 text-white' : 'border-blue-500 bg-blue-50 text-blue-900')
-                          : (isDark ? 'border-white/20 bg-white/5 text-white hover:bg-white/10' : 'border-slate-200 bg-white text-slate-900 hover:bg-slate-50')
+                          : (isDark ? 'border-white/20 bg-white/5 text-white' : 'border-slate-200 bg-white text-slate-900')
                     }`}
                   >
-                    {item.question}
+                    <button
-                  </button>
+                      onClick={() => handleLeftTap(item)}
+                      disabled={matched.has(item.id)}
+                      className="flex-1 text-left hover:opacity-80"
+                    >
+                      {item.question}
+                    </button>
+                    {!matched.has(item.id) && (
+                      <AudioButton text={item.question} lang="en" isDark={isDark} size="sm" />
+                    )}
+                  </div>
                 ))}
               </div>