Guest quota is 3 free runs, not 1 — update messaging

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

index.html

@@ -1053,7 +1053,7 @@ pre {
     <!-- Guest CTA (shown when logged out) -->
     <div class="guest-cta" id="guest-cta" style="display:none">
       <div class="guest-cta-title">You're in guest mode</div>
-      <div class="guest-cta-sub">1 free run to try it out. Sign in with Hugging Face for the full free ZeroGPU quota.</div>
+      <div class="guest-cta-sub">3 free runs to try it out. Sign in with Hugging Face for the full free ZeroGPU quota.</div>
       <button class="btn-hf btn-hf-sm guest-cta-btn" onclick="login()">🤗 Sign in with Hugging Face</button>
     </div>
 
@@ -1930,7 +1930,7 @@ function quotaErrorBodyHtml(errMsg) {
   // Guest hit the anonymous single-run quota — offer a free HF sign-in, which
   // unlocks the full free daily ZeroGPU quota. No paid upsell for guests.
   if (!accessToken) {
-    return `<div class="status-text">You've used your free guest run. Sign in with Hugging Face to keep going — it's free.</div>
+    return `<div class="status-text">You've used all 3 free guest runs. Sign in with Hugging Face to keep going — it's free.</div>
       <button class="status-cta upgrade" type="button" onclick="login()">🤗 Sign in with Hugging Face to continue for free</button>
       <div style="font-size:11px;color:var(--text-muted);margin-top:2px">A free HF account unlocks the full daily ZeroGPU quota</div>`;
   }