fix: remove locked styling from zone tabs so all zones appear accessible

apps/web/src/components/game/ZoneSelector.tsx

@@ -15,16 +15,15 @@ export const ZoneSelector = ({
     {zones.map((zone) => (
       <button
         key={zone.id}
-        className={`zone-tab ${zone.id === activeZoneId ? "zone-tab-active" : ""} ${zone.status === "locked" ? "zone-tab-locked" : ""}`}
+        className={`zone-tab ${zone.id === activeZoneId ? "zone-tab-active" : ""}`}
         onClick={() => {
           onSelectZone(zone.id);
         }}
-        title={zone.status === "locked" ? `🔒 Unlock by defeating ${zone.unlockBossId?.replace(/_/g, " ") ?? "the previous boss"}` : zone.description}
+        title={zone.description}
         type="button"
       >
         <span className="zone-emoji">{zone.emoji}</span>
         <span className="zone-name">{zone.name}</span>
-        {zone.status === "locked" && <span className="zone-lock">🔒</span>}
       </button>
     ))}
   </div>