/* ===============================
   BOOK MODE — MOBILE
   =============================== */

@media (max-width: 600px) {

  /* Hide pagination UI */
  .open-story-page.book-mode .page-zones,
  .open-story-page.book-mode .page-arrows {
    display: none !important;
  }

  /* Scrolling book */
.open-story-page.book-mode .book-page {
  max-height: 85svh;          /* stable viewport height */
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;

  margin: 1rem auto;          /* vertical breathing room */
  padding: 1.75rem;
  box-sizing: border-box;
}

}