Replace inline notification toggle style with class-based state

styles/33-layouts-vsf-list-detailseite.css

@@ -64,6 +64,10 @@
   width: 100%;
 }
 
+.sg-vsf-list-detail-page__notification-card.sg-vsf-list-detail-page__notification-card--hidden {
+  display: none;
+}
+
 .sg-vsf-list-detail-page__mobile-toggle {
   display: none;
 }