Team callout: CTB Network membership verbiage + hub CTA button (Marty's ask)

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

index.html

@@ -1131,10 +1131,11 @@
     <div class="team-callout">
       <span class="callout-icon">🏆</span>
       <span class="callout-text">
-        Want to learn more about our winning team?
-        <strong>Join the Team Hub</strong> →
-        <a class="hub-link" href="https://ctbrewards.saasy.top/" target="_blank" rel="noopener">CTB Rewards</a>
+        This is bigger than one program — when you join, you become part of the
+        <strong>Crypto Team Build Network</strong>: a team that builds together,
+        keeps you connected to your sponsor, and rewards you for showing up.
       </span>
+      <a class="hero-btn hero-btn-primary hub-link" href="https://ctbrewards.saasy.top/" target="_blank" rel="noopener" style="flex-shrink:0;">🏆 Learn More — Join the Team Hub</a>
     </div>
 
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