fix(no access page): missing mono colour scheme

frontend/src/index.css

@@ -18,6 +18,7 @@
     --color-text-body: #554D44;
     --color-text-secondary: #6E6559;
     --color-muted: #9A9084;
+    --color-faint-mono: #A79C8E;
 
     /* ── Accents ─────────────────────────────────────────────────────────── */
     --color-terracotta: #A85A38;

frontend/src/pages/NotFound.tsx

@@ -15,7 +15,7 @@ const NotFound = () => {
                 This page does not exist.
             </h2>
             <p className="text-sm text-faint-mono/70 max-w-xs">
-                <a onClick={goHomePage}>Click here</a> to get back to the home page.
+                <a onClick={goHomePage} className={"font-bold cursor-pointer"}>Click here</a> to get back to the home page.
             </p>
         </div>
     );