Consolidate VG-Observe information architecture and workspace navigation

src/popup/popup.css

@@ -176,6 +176,11 @@ button:disabled {
   opacity: 0.65;
 }
 
+.secondary-workflow {
+  color: #cbd5e1;
+  background: #172033;
+}
+
 .confirm-modal {
   position: fixed;
   inset: 0;