Reduce form field height to show list entries below the form

py-3 → py-2 on all inputs, selects, buttons; space-y-5 → space-y-3;
textarea rows 3 → 2; label margin reduced.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

components/BeoSelector.tsx

@@ -37,7 +37,7 @@ export default function BeoSelector({ selected, onChange }: Props) {
         {selected.map((b) => (
           <span
             key={b.ID}
-            className="inline-flex items-center gap-2 bg-blue-100 text-blue-800 text-base px-3 py-2 rounded-full"
+            className="inline-flex items-center gap-2 bg-blue-100 text-blue-800 text-base px-3 py-1.5 rounded-full"
           >
             {b.Kuerzel} — {b.Name}
             <button