/* ==========================================================================
   04-library.css — Sekce C: Doporučené knihy a filmy
   Mobil/tablet: mřížka 2 / 3 sloupce. Desktop: vodorovný pás 6 položek
   s ručním posunem (šipky), bez automatického posouvání.
   ========================================================================== */

.pk-library {
  padding: var(--pk-section-py) 0 calc(var(--pk-section-py) - 0.75rem);
  background-color: var(--pk-color-light-alt);
  border-top: 1px solid #DCE6EC;
}

.pk-library__heading {
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.pk-library__carousel {
  position: relative;
}

.pk-library__grid {
  --bs-gutter-x: 1.5rem;
  --bs-gutter-y: 2rem;
  margin-bottom: 0;
}

.pk-library__link {
  display: block;
  color: inherit;
  text-decoration: none;
}

.pk-library__cover {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  background-color: var(--pk-color-white);
  box-shadow: var(--pk-shadow-cover);
  transition: transform var(--pk-transition), box-shadow var(--pk-transition);
}

.pk-library__link:hover .pk-library__cover, .pk-library__link:focus-visible .pk-library__cover {
  transform: translateY(-3px);
  box-shadow: 0 14px 26px rgba(23, 40, 56, 0.22);
}

.pk-library__title {
  margin: 1rem 0 0.2rem;
  font-family: var(--pk-font-serif);
  font-size: 1.0625rem;
  font-weight: 500;
  line-height: 1.25;
  color: var(--pk-color-text);
}

.pk-library__link:hover .pk-library__title {
  color: var(--pk-color-secondary);
}

.pk-library__meta {
  margin: 0 0 0.6rem;
  font-size: var(--pk-fs-xs);
  line-height: 1.45;
  color: var(--pk-color-text-secondary);
}

/* Šipky (zobrazeny jen na desktopu) */

.pk-library__nav {
  display: none;
  position: absolute;
  top: 72px;
  width: 40px;
  height: 40px;
  padding: 0;
  align-items: center;
  justify-content: center;
  border: 1px solid #BFCCD6;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.6);
  color: var(--pk-color-primary);
}

.pk-library__nav:hover {
  background-color: var(--pk-color-white);
  border-color: var(--pk-color-secondary);
}

.pk-library__nav:disabled {
  opacity: 0;
  pointer-events: none;
}

.pk-library__nav--prev {
  left: -60px;
}

.pk-library__nav--next {
  right: -60px;
}

@media (min-width: 992px) {
  .pk-library__grid {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-top: 6px;
    padding-bottom: 0.75rem;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
  }
}

@media (min-width: 992px) {
  .pk-library__grid::-webkit-scrollbar {
    display: none;
  }
}

@media (min-width: 992px) {
  .pk-library__item {
    scroll-snap-align: start;
  }
}

@media (min-width: 992px) {
  .pk-library__nav {
    display: inline-flex;
  }
}

/* Velké obrazovky: všech 8 publikací v jedné řadě, bez posouvání a bez šipek */

@media (min-width: 1360px) {
  .pk-library__grid {
    --bs-gutter-x: 1.25rem;
    overflow-x: visible;
    scroll-snap-type: none;
  }
}

@media (min-width: 1360px) {
  .pk-library__item {
    flex: 1 1 0;
    width: auto;
    max-width: none;
  }
}

@media (min-width: 1360px) {
  .pk-library__nav {
    display: none;
  }
}

/* Na užších desktopech šipky dovnitř kontejneru, aby nevytékaly */

@media (min-width: 992px) and (max-width: 1359.98px) {
  .pk-library__nav--prev {
    left: -14px;
  }
}

@media (min-width: 992px) and (max-width: 1359.98px) {
  .pk-library__nav--next {
    right: -14px;
  }
}

@media (min-width: 992px) and (max-width: 1359.98px) {
  .pk-library__nav {
    background-color: rgba(255, 255, 255, 0.92);
    box-shadow: var(--pk-shadow-sm);
  }
}