style(pages): extend proto2 styling to core flows

app/(order)/order/new/page.tsx

@@ -137,6 +137,7 @@ export default function NewOrderPage() {
               <Label htmlFor="note">备注（可选）</Label>
               <Textarea
                 id="note"
+                className="rounded-lg"
                 placeholder="例如：希望晚上8点后开始"
                 value={note}
                 onChange={(e) => setNote(e.target.value)}