Add PayPal entry fee payment link to sign-ups page

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

signups.html

@@ -18,6 +18,16 @@
 
       <div class="divider"></div>
 
+      <section class="mb-8">
+        <h2 class="text-2xl font-semibold mb-3">League Entry Fee</h2>
+        <p class="mb-4">Once you've submitted the sign-up form, please pay your league entry fee via PayPal to secure your spot.</p>
+        <a href="https://paypal.me/REDACTED" target="_blank" rel="noopener noreferrer" class="btn btn-primary">
+          Pay Entry Fee via PayPal
+        </a>
+      </section>
+
+      <div class="divider"></div>
+
       <!-- Google Form embed — replace the src URL with your form's embed link -->
       <div class="w-full">
         <iframe