diff --git a/landing/index.html b/landing/index.html
index d6568f0..60b4612 100644
--- a/landing/index.html
+++ b/landing/index.html
@@ -129,11 +129,11 @@ Enter your choice (1-6):
                                 <h3>Phase 1: Core Functionality and Security Enhancements</h3>
                                 <p><strong>Goal:</strong> Establish a robust foundation with individual entry management, secure seed handling, and seamless Nostr integration.</p>
                                 <ul>
-                                    <li>Configuration File Management</li>
+                                    <li class="completed">Configuration File Management</li>
                                     <li>Individual JSON File Management</li>
-                                    <li>Enhanced JSON Schema Integration</li>
-                                    <li>Nostr Integration Enhancements</li>
-                                    <li>Backup and Restore Index Option</li>
+                                    <li class="completed">Enhanced JSON Schema Integration</li>
+                                    <li class="completed">Nostr Integration Enhancements</li>
+                                    <li class="completed">Backup and Restore Index Option</li>
                                     <li>Security Enhancements</li>
                                     <li>Comprehensive Testing and Security Auditing</li>
                                     <li>Managed Users’ Data Loading</li>
@@ -150,8 +150,8 @@ Enter your choice (1-6):
                                 <ul>
                                     <li>Advanced Data Fields and New Kinds</li>
                                     <li>Family Password Management</li>
-                                    <li>Easy BIP39 Seed Generation for Various Use Cases</li>
-                                    <li>Nostr Public/Private Key Pair Generation</li>
+                                    <li class="completed">Easy BIP39 Seed Generation for Various Use Cases</li>
+                                    <li class="completed">Nostr Public/Private Key Pair Generation</li>
                                 </ul>
                             </div>
                         </div>
diff --git a/landing/style.css b/landing/style.css
index 44434a9..7aef5cc 100644
--- a/landing/style.css
+++ b/landing/style.css
@@ -579,6 +579,12 @@ footer .social-media a:focus {
     color: var(--text-secondary);
 }
 
+/* Style for completed roadmap tasks */
+.timeline-item .timeline-content ul li.completed {
+    text-decoration: line-through;
+    color: var(--text-muted);
+}
+
 @media screen and (max-width: 768px) {
     .timeline:before {
         left: 20px;