Hub CTA button: dark text on gold (.team-callout a cyan out-specified the button color)

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

index.html

@@ -1135,7 +1135,8 @@
         <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>
+      <!-- inline color: .team-callout a (accent cyan) out-specifies .hero-btn-primary's dark text -->
+      <a class="hero-btn hero-btn-primary hub-link" href="https://ctbrewards.saasy.top/" target="_blank" rel="noopener" style="flex-shrink:0;color:#0f1117;text-decoration:none;">🏆 Learn More — Join the Team Hub</a>
     </div>
 
     <!-- Quick Stat Pills -->