/* HATAB page-turning reader */
.hatab-flipbook {
  --fb-ink: #1f2a1a;
  --fb-muted: #5d6657;
  --fb-surface: #f4f2ec;
  --fb-bar: #ffffff;
  --fb-line: #dcdcd2;
  --fb-accent: #1976bc;
  position: relative;
  margin: 0 0 24px;
  color: var(--fb-ink);
}
.hatab-flipbook__bar {
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
  background: var(--fb-bar); border: 1px solid var(--fb-line); border-radius: 10px 10px 0 0;
  padding: 8px 10px;
}
.hatab-flipbook__spacer { flex: 1 1 auto; }
.hatab-flipbook__btn {
  display: inline-flex; align-items: center; gap: 6px;
  min-height: 40px; min-width: 40px; padding: 0 10px;
  border: 1px solid var(--fb-line); border-radius: 8px; background: #fff; color: var(--fb-ink);
  font-family: inherit; font-size: 14px; font-weight: 600; line-height: 1; cursor: pointer; text-decoration: none !important;
  transition: background .15s ease, color .15s ease;
}
.hatab-flipbook__btn:hover { background: var(--fb-accent); border-color: var(--fb-accent); color: #fff; }
.hatab-flipbook__btn:focus-visible { outline: 3px solid rgba(25,118,188,.35); outline-offset: 2px; }
.hatab-flipbook__count { display: inline-block; line-height: 40px; font-size: 14px; color: var(--fb-muted); padding: 0 6px; white-space: nowrap; }
.hatab-flipbook__stage {
  position: relative; background: var(--fb-surface);
  border: 1px solid var(--fb-line); border-top: 0; border-radius: 0 0 10px 10px;
  padding: 24px 16px; overflow: hidden;
}
.hatab-flipbook__book { margin: 0 auto; }
.hatab-flipbook__page { background: #fff; overflow: hidden; }
.hatab-flipbook__page img {
  display: block; width: 100%; height: 100%; object-fit: contain;
  background: #fff; user-select: none; -webkit-user-drag: none;
}
.hatab-flipbook__page img:not([src]) { visibility: hidden; }
.hatab-flipbook__loading { text-align: center; color: var(--fb-muted); margin: 40px 0; }
.hatab-flipbook.is-ready .hatab-flipbook__loading { display: none; }
.hatab-flipbook__hint { font-size: 13px; color: var(--fb-muted); margin: 8px 2px 0; }

/* Full screen */
.hatab-flipbook.is-full { background: #20251d; margin: 0; display: flex; flex-direction: column; height: 100%; }
.hatab-flipbook.is-full .hatab-flipbook__bar { border-radius: 0; border: 0; }
.hatab-flipbook.is-full .hatab-flipbook__stage { flex: 1 1 auto; border: 0; border-radius: 0; background: #20251d; display: flex; align-items: center; }
.hatab-flipbook.is-full .hatab-flipbook__book { width: 100%; max-width: calc((100vh - 120px) * 1.72); }
.hatab-flipbook.is-full .hatab-flipbook__hint { display: none; }

/* Zoom overlay */
.hatab-flipbook__zoom {
  position: fixed; inset: 0; z-index: 100000;
  background: rgba(20, 24, 18, .94); overflow: auto; -webkit-overflow-scrolling: touch;
  padding: 56px 12px 24px;
}
.hatab-flipbook__zoom-pages { display: flex; gap: 12px; justify-content: center; align-items: flex-start; }
.hatab-flipbook__zoom-pages img {
  display: block; max-width: min(100%, 1100px); width: auto; height: auto; background: #fff; cursor: zoom-in;
}
.hatab-flipbook__zoom-pages:has(img + img) img { max-width: calc(50% - 6px); }
.hatab-flipbook__zoom-pages.is-actual { justify-content: flex-start; }
.hatab-flipbook__zoom-pages.is-actual img { max-width: none; width: 1100px; cursor: zoom-out; }
.hatab-flipbook__zoom-close {
  position: fixed; top: 10px; right: 14px; z-index: 1;
  width: 42px; height: 42px; border-radius: 50%; border: 0;
  background: #fff; color: #1f2a1a; font-size: 28px; line-height: 42px; cursor: pointer;
}
html.hatab-flipbook-noscroll, html.hatab-flipbook-noscroll body { overflow: hidden !important; }

@media (max-width: 600px) {
  .hatab-flipbook__label { display: none; }
  .hatab-flipbook__bar { gap: 4px; padding: 6px; flex-wrap: nowrap; }
  .hatab-flipbook__btn { min-width: 40px; padding: 0 8px; }
  .hatab-flipbook__count { padding: 0 2px; font-size: 13px; }
  .hatab-flipbook__of { font-size: 0; }
  .hatab-flipbook__of::before { content: "/"; font-size: 13px; padding: 0 2px; }
  .hatab-flipbook__stage { padding: 12px 8px; }
  .hatab-flipbook__zoom-pages { flex-direction: column; align-items: center; }
  .hatab-flipbook__zoom-pages:has(img + img) img { max-width: 100%; }
}