diff --git a/about.html b/about.html
index 036daee..f33bf7e 100644
--- a/about.html
+++ b/about.html
@@ -78,6 +78,13 @@
           <span class="theme-toggle-thumb"></span>
         </span>
       </button>
+
+
+      <!-- Dynamic auth slot: replaced by js/auth.js based on session state -->
+      <div id="authNavItem" class="auth-nav-item">
+        <a href="login.html" class="login-btn-nav">Login</a>
+      </div>
+      
     </nav>
   </div>
 </header>