diff --git a/maintenance/favicon.ico b/maintenance/favicon.ico
new file mode 100644
index 0000000..e161c51
Binary files /dev/null and b/maintenance/favicon.ico differ
diff --git a/maintenance/index.html b/maintenance/index.html
index feaffdb..a632495 100644
--- a/maintenance/index.html
+++ b/maintenance/index.html
@@ -1,11 +1,19 @@
 <!DOCTYPE html>
 <html lang="it">
+
 <head>
   <meta charset="UTF-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+  <link rel="icon" type="image/png" href="/favicon.ico" />
   <title>Manutenzione in corso – InfoAlloggi</title>
   <style>
-    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
+    *,
+    *::before,
+    *::after {
+      box-sizing: border-box;
+      margin: 0;
+      padding: 0;
+    }
 
     body {
       font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
@@ -22,7 +30,7 @@
     .card {
       background: #fff;
       border-radius: 16px;
-      box-shadow: 0 4px 24px rgba(0,0,0,0.08);
+      box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
       max-width: 520px;
       width: 100%;
       padding: 3rem 2.5rem;
@@ -68,8 +76,25 @@
     .footer a:hover {
       text-decoration: underline;
     }
+
+    .btn-whatsapp {
+      display: inline-block;
+      margin-top: 0.75rem;
+      padding: 0.5rem 1.25rem;
+      background: #25D366;
+      color: #fff !important;
+      border-radius: 8px;
+      font-weight: 600;
+      text-decoration: none !important;
+    }
+
+    .btn-whatsapp:hover {
+      background: #1ebe5a;
+      text-decoration: none !important;
+    }
   </style>
 </head>
+
 <body>
   <div class="card">
     <div class="icon">🔧</div>
@@ -81,7 +106,17 @@
   </div>
   <p class="footer">
     Per assistenza urgente contattaci all'indirizzo
-    <a href="mailto:info@infoalloggi.it">info@infoalloggi.it</a>
+    <a href="mailto:info@infoalloggi.it">info@infoalloggi.it</a><br>
+    oppure tramite Whatsapp:
+    <a class="btn-whatsapp" href="https://wa.me/3453944827" target="_blank" rel="noopener noreferrer">
+      <svg width="18" height="18" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg" fill="currentColor"
+        style="vertical-align:middle;margin-right:6px;">
+        <path
+          d="M17.472 14.382c-.297-.149-1.758-.867-2.03-.967-.273-.099-.471-.148-.67.15-.197.297-.767.966-.94 1.164-.173.199-.347.223-.644.075-.297-.15-1.255-.463-2.39-1.475-.883-.788-1.48-1.761-1.653-2.059-.173-.297-.018-.458.13-.606.134-.133.298-.347.446-.52.149-.174.198-.298.298-.497.099-.198.05-.371-.025-.52-.075-.149-.669-1.612-.916-2.207-.242-.579-.487-.5-.669-.51a12.8 12.8 0 0 0-.57-.01c-.198 0-.52.074-.792.372-.272.297-1.04 1.016-1.04 2.479 0 1.462 1.065 2.875 1.213 3.074.149.198 2.096 3.2 5.077 4.487.709.306 1.262.489 1.694.625.712.227 1.36.195 1.871.118.571-.085 1.758-.719 2.006-1.413.248-.694.248-1.289.173-1.413-.074-.124-.272-.198-.57-.347m-5.421 7.403h-.004a9.87 9.87 0 0 1-5.031-1.378l-.361-.214-3.741.982.998-3.648-.235-.374a9.86 9.86 0 0 1-1.51-5.26c.001-5.45 4.436-9.884 9.888-9.884 2.64 0 5.122 1.03 6.988 2.898a9.825 9.825 0 0 1 2.893 6.994c-.003 5.45-4.437 9.884-9.885 9.884m8.413-18.297A11.815 11.815 0 0 0 12.05 0C5.495 0 .16 5.335.157 11.892c0 2.096.547 4.142 1.588 5.945L.057 24l6.305-1.654a11.882 11.882 0 0 0 5.683 1.448h.005c6.554 0 11.89-5.335 11.893-11.893a11.821 11.821 0 0 0-3.48-8.413Z" />
+      </svg>
+      +39 345 394 4827
+    </a>
   </p>
 </body>
-</html>
+
+</html>
\ No newline at end of file
