feat(design): skeleton first loads by shape on the shared reveal clock (E28 S3d2, B8)

frontend/src/components/AdminUsers.tsx

@@ -224,7 +224,7 @@ function UsersRoles({ me }: { me: Me }) {
           {t("common.loadError")}
         </StateMessage>
       ) : q.isLoading && !q.data ? (
-        <LoadingState />
+        <LoadingState shape="list" />
       ) : rows.length === 0 ? (
         <p className="text-sm text-muted">{t("users.roles.empty")}</p>
       ) : (
@@ -395,7 +395,7 @@ function PendingAccess() {
           {t("common.loadError")}
         </StateMessage>
       ) : rows.isLoading && !rows.data ? (
-        <LoadingState />
+        <LoadingState shape="list" />
       ) : (
         <div className="space-y-1.5">
           {list.map((u) => (
@@ -664,7 +664,7 @@ function AdminInvites() {
           {t("common.loadError")}
         </StateMessage>
       ) : invites.isLoading && !invites.data ? (
-        <LoadingState />
+        <LoadingState shape="list" />
       ) : pending.length === 0 ? (
         <p className="text-sm text-muted">{t("settings.invites.noPending")}</p>
       ) : (