Improve values on the hero page

src/content/docs/index.mdx

@@ -25,36 +25,33 @@ import { Card, CardGrid } from "@astrojs/starlight/components";
 ## Why CProof?
 
 <CardGrid stagger>
-  <Card title="Console-Based Interface" icon="seti:html">
-    Run CProof in a terminal. Lightweight and scriptable for power users.
+  <Card title="Private by Design" icon="seti:ignored">
+    No ads. No tracking. No compromises. Your conversations stay yours.
+  </Card>
+
+  <Card title="Completely Free and Open Source" icon="seti:git">
+    CProof is 100% **open source** — no subscriptions, no proprietary lock-in.
+    Fork it, improve it, or just enjoy it.
+  </Card>
+
+  <Card title="Console-Based Interface" icon="seti:powershell">
+    Run CProof in a terminal. Lightweight, scriptable, and made for power users.
   </Card>
 
   <Card title="Secure Messaging" icon="seti:lock">
-    End-to-end encryption with OTR, OpenPGP, and OMEMO protocols.
+    End-to-end encryption with OTR, OpenPGP, and OMEMO — privacy you can trust.
   </Card>
 
-  <Card title="XMPP Support" icon="open-book">
-    Full support for XMPP chat services with roster and resource management.
-  </Card>
-
-  <Card title="Group Chatrooms (MUC)" icon="star">
-    Join and manage multi-user chatrooms with ease.
-  </Card>
-
-  <Card title="Cross-Platform" icon="laptop">
+  <Card title="Cross-Platform" icon="linux">
     Available on Linux, macOS, Windows, *BSD, and Termux.
   </Card>
 
-  <Card title="Desktop Notifications" icon="rocket">
-    Stay informed with native desktop notifications.
+  <Card title="Extensible: Plugin Support" icon="puzzle">
+    Add new features with plugins written in Python or C. Make CProof your own.
   </Card>
 
-  <Card title="Plugin Support" icon="puzzle">
-    Extend with plugins written in C or Python.
-  </Card>
-
-  <Card title="Active Community" icon="comment">
-    Join support rooms and contribute to the growing project.
+  <Card title="XMPP Support" icon="seti:html">
+    Full XMPP support with Multi-User Chats (MUC), file transfer, roster management, and resource control.
   </Card>
 </CardGrid>