diff --git a/assets/js/chat.js b/assets/js/chat.js
index a5a611f..abb95e7 100644
--- a/assets/js/chat.js
+++ b/assets/js/chat.js
@@ -12,7 +12,6 @@
   if (w.__MSW_LOADED__) return;
   w.__MSW_LOADED__ = true;
 
-  var P = w.PROLOGY_CONFIG || {};
   var CFG = {
     apiEndpoint:
       P.CHAT_API_URL ||
@@ -24,7 +23,9 @@
     rateLimit: {
       max: P.CHAT_RATE_LIMIT_MAX != null ? P.CHAT_RATE_LIMIT_MAX : 3,
       windowMin:
-        P.CHAT_RATE_LIMIT_WINDOW_MIN != null ? P.CHAT_RATE_LIMIT_WINDOW_MIN : 10,
+        P.CHAT_RATE_LIMIT_WINDOW_MIN != null
+          ? P.CHAT_RATE_LIMIT_WINDOW_MIN
+          : 10,
     },
     minFillMs: P.CHAT_MIN_FILL_MS != null ? P.CHAT_MIN_FILL_MS : 3000,
     fabImageUrl:
@@ -97,11 +98,7 @@
     var phone = (f.phone || "").trim();
     var message = (f.message || "").trim();
     if (!name || !/^[\p{L}\p{M}'\-\s]{2,80}$/u.test(name)) e.push("sms-name");
-    if (
-      !phone ||
-      !/^[\d\s\+\-\(\)]{7,15}$/.test(phone) ||
-      !/\d{5,}/.test(phone)
-    )
+    if (!phone || !/^04\s?\d{2}\s?\d{3}\s?\d{3}$/.test(phone))
       e.push("sms-phone");
     if (!message || message.length < 10) e.push("sms-msg");
     return e;
@@ -146,7 +143,7 @@
     /* FAB — no transition on background/box-shadow to kill flicker; only transform transitions */
     "#fab{position:fixed;bottom:24px;" + pos + "z-index:99998;",
     "width:60px;height:60px;border-radius:50%;",
-    "background-image:url(" + CFG.fabImageUrl + ");",
+    "background-image:url(https://prology.nswteam.net/media/wysiwyg/image_2026-04-02_15-43-14.png);",
     "background-size:cover;background-position:center;background-repeat:no-repeat;",
     "border:none;cursor:pointer;outline:none;",
     "box-shadow:0 6px 20px rgba(79,70,229,.4);",
@@ -241,7 +238,7 @@
     /* SMS */
     '<div class="pane active" id="pane-sms">',
     '<div class="field"><input id="sms-name" type="text" maxlength="80" autocomplete="name" placeholder="Your Name"><div class="hint" id="h-sms-name">Please enter your full name</div></div>',
-    '<div class="field"><input id="sms-phone" type="tel" maxlength="15" autocomplete="tel" placeholder="Mobile Number (Australia)"><div class="hint" id="h-sms-phone">Enter a valid AU mobile number</div></div>',
+    '<div class="field"><input id="sms-phone" type="tel" inputmode="numeric" maxlength="13" autocomplete="tel-national" placeholder="Mobile Phone (AU): 04 XX XXX XXX"><div class="hint" id="h-sms-phone">Enter AU mobile in format: 04 XX XXX XXX</div></div>',
     '<div class="field"><textarea id="sms-msg" maxlength="1000" placeholder="How can we help?"></textarea><div class="hint" id="h-sms-msg">Please provide more details (min 10 chars)</div></div>',
     '<div class="hp"><input type="text" id="hp-sms" tabindex="-1" autocomplete="off"></div>',
     '<button class="btn-submit" id="btn-sms">Send SMS ' +
@@ -275,7 +272,7 @@
     '<div class="success-icon">' + SVG_CHECK + "</div>",
     "<h3>Message Received!</h3>",
     "<p>Thanks for reaching out.<br>We'll get back to you shortly.</p>",
-    '<button class="btn-new" id="btn-new">Send another message</button>',
+    '<button class="btn-submit" id="btn-new">Send another message</button>',
     "</div>",
     "</div>",
   ].join("");
@@ -424,8 +421,17 @@
           bumpRl();
           showSuccess();
         } else if (xhr.status === 429)
-          setStatus(prefix, "Server busy. Please try again later.", "warn");
-        else setStatus(prefix, "Failed to send. Please try again.", "fail");
+          setStatus(
+            prefix,
+            "Too many requests. Please try again later.",
+            "warn",
+          );
+        else
+          setStatus(
+            prefix,
+            "Too many requests. Please try again later.",
+            "fail",
+          );
       };
       xhr.ontimeout = function () {
         $btn.disabled = false;