Polish admin hub pages: drop duplicate headers, align CTAs and empties.

Remove redundant titles under AdminHubChrome, style events/polls create flows with admin chrome + i18n, and standardize empty states / teams form classes.

Co-authored-by: Cursor <[email protected]>

src/app/admin/polls/create/page.tsx

@@ -1,3 +1,4 @@
+import { getTranslations } from "next-intl/server";
 import { redirect } from "next/navigation";
 import { canAccess, getAdminContext, PERMS } from "@/lib/permissions";
 import { PollForm } from "../poll-form";
@@ -8,12 +9,16 @@ export default async function CreatePollPage() {
 		redirect("/admin/polls");
 	}
 
+	const t = await getTranslations("pages.admin.polls");
+
 	return (
 		<div className="space-y-6">
 			<div>
-				<h1 className="text-3xl font-bold tracking-tight">Create Poll</h1>
-				<p className="text-muted-foreground">
-					Create a new community poll or survey
+				<h1 className="m-0 text-2xl font-extrabold text-[var(--admin-text)]">
+					{t("createTitle")}
+				</h1>
+				<p className="m-0 mt-1 text-sm text-[var(--admin-text-muted)]">
+					{t("createSubtitle")}
 				</p>
 			</div>