fix(navigation): update internal link paths for framework and insights

Updated the navigation links for "Framework" and "Insights" to use
internal anchor links (#outcomes and #chapters) instead of external
paths. This ensures the links work correctly within the single-page
application structure.

Author: CSVillain

index.html

@@ -20,8 +20,8 @@
     </a>
     <div class="nav-links">
       <a href="#vision">Vision</a>
-      <a href="/framework.html">Framework</a>
-      <a href="/decisions.html">Insights</a>
+      <a href="#outcomes">Framework</a>
+      <a href="#chapters">Insights</a>
       <a class="nav-cta" href="/assets.html">Download PDF</a>
     </div>
   </nav>