feat(design): glass surfaces by role, the static Badge, LinkButton, user pickers on the Combobox (E28 S3d1)

frontend/src/components/plexBrowseLists.tsx

@@ -15,6 +15,7 @@ import NavGrid from "./ui/NavGrid";
 import { Button } from "./ui/Button";
 import { IconButton } from "./ui/IconButton";
 import { Input } from "./ui/Input";
+import { SURFACE } from "./ui/surfaces";
 
 // A collection tile's sub-line: item count · total runtime (each dropped when unknown, e.g. show-only
 // collections have no movie runtime).
@@ -108,7 +109,7 @@ function NewCollectionPanel({
   }
 
   return (
-    <div className="glass-card mb-6 rounded-2xl p-4">
+    <div className={`${SURFACE.panel} mb-6 p-4`}>
       <div className="mb-2 flex items-center justify-between gap-2">
         <h3 className="text-sm font-semibold">{t("plex.collection.newCollection")}</h3>
         <IconButton size="md" onClick={onClose} label={t("common.close")}>