Fix toggleRound logic: Open Round opens, Pause Round closes

src/public/script.js

@@ -342,12 +342,12 @@ function broadcastTimerToPlayers(sec,running){
 // MOD ROUND CONTROL
 // ══════════════════════════════════════════════════════
 function toggleRound(){
-    // Close round (pause)
+    // Toggle: Open if closed, Close if open
+    if(room.buzzerState.roundOpen){
         ws_send({type:'close_round'});
-    // Change button to open state
-    const btn=document.getElementById('mod-round-btn');
-    btn.innerHTML='▶ OPEN ROUND';
-    btn.className='btn btn-g btn-full';
+    } else {
+        ws_send({type:'open_round'});
+    }
 }
 
 function resumeRound(){