extra css added to remove background from all expand buttons

glance-system/glance.yaml

@@ -557,6 +557,39 @@ data:
       font-size: 20px !important;
     }
 
+    /* Expand buttons: force transparent everywhere (RSS, Reddit, etc) */
+    .expand-toggle-button,
+    .expand-toggle-button.container-expanded {
+      background: transparent !important;
+      background-color: transparent !important;
+      box-shadow: none !important;
+      border: 0 !important;
+    }
+
+    /* Some themes draw the bar via pseudo elements */
+    .expand-toggle-button::before,
+    .expand-toggle-button::after,
+    .expand-toggle-button-icon::before,
+    .expand-toggle-button-icon::after {
+      background: transparent !important;
+      background-color: transparent !important;
+      box-shadow: none !important;
+    }
+
+    /* If the purple comes from a wrapper around the button, kill that too */
+    .widget-content > button.expand-toggle-button,
+    .widget-content > .expand-toggle-button,
+    .widget-content .expand-toggle-button {
+      background: transparent !important;
+      background-color: transparent !important;
+    }
+
+    /* If it’s "sticking" to bottom and picking up background from parent */
+    .expand-toggle-button.container-expanded {
+      backdrop-filter: none !important;
+      -webkit-backdrop-filter: none !important;
+    }
+
 ---
 apiVersion: apps/v1
 kind: Deployment