/* Horizontal Scroll Component
 * ==========================================================================
 * Scroll-snapping container with navigation buttons for displaying cards.
 */

/* Wrapper (positions nav buttons relative to track)
 * -------------------------------------------------------------------------- */
.horizontal-scroll__wrapper {
  position: relative;
}

/* Track (scrollable area)
 * -------------------------------------------------------------------------- */
.horizontal-scroll__track {
  display: flex;
  gap: var(--size-5);
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x proximity;
  scroll-padding-inline: var(--size-4);
  padding: var(--size-4);
  margin: 0 calc(-1 * var(--size-4));
  -webkit-overflow-scrolling: touch;

  /* Hide scrollbar */
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.horizontal-scroll__track::-webkit-scrollbar {
  display: none;
}

/* Navigation Buttons
 * -------------------------------------------------------------------------- */
.horizontal-scroll__btn {
  position: absolute;
  top: 50%;
  transform: translateY(-70%);
  z-index: 2;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  border: 1px solid var(--color-border--light);
  background: var(--color-bg--surface);
  color: var(--color-ink--surface);
  box-shadow: 0 2px 8px oklch(from var(--color-shadow) l c h / 0.12);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.horizontal-scroll__btn:hover {
  background: var(--color-bg--container);
  box-shadow: 0 4px 12px oklch(from var(--color-shadow) l c h / 0.18);
}

.horizontal-scroll__btn--prev {
  left: -0.5rem;
}

.horizontal-scroll__btn--next {
  right: -0.5rem;
}

.horizontal-scroll__btn--hidden {
  opacity: 0;
  pointer-events: none;
}

/* Items
 * -------------------------------------------------------------------------- */
.horizontal-scroll__item {
  flex: 0 0 auto;
  scroll-snap-align: start;
  width: 160px;
  text-decoration: none;
  color: var(--color-ink--surface);
  transition: transform 0.2s ease;
}

.horizontal-scroll__item:hover {
  transform: translateY(-4px);
}

/* Cover
 * -------------------------------------------------------------------------- */
.horizontal-scroll__cover {
  aspect-ratio: 2 / 3;
  border-radius: var(--radius-2);
  overflow: hidden;
  background: var(--color-bg--container);
  box-shadow: 0 2px 8px oklch(from var(--color-shadow) l c h / 0.1);
  transition: box-shadow 0.2s ease;
}

.horizontal-scroll__item:hover .horizontal-scroll__cover {
  box-shadow: 0 8px 24px oklch(from var(--color-shadow) l c h / 0.15);
}

.horizontal-scroll__cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Placeholder (no cover image) */
.horizontal-scroll__cover--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-ink--muted);
  background: linear-gradient(
    135deg,
    var(--color-bg--container),
    var(--color-bg--surface)
  );
}

/* Title
 * -------------------------------------------------------------------------- */
.horizontal-scroll__title {
  margin-top: var(--size-2);
  font-size: var(--font-size-small);
  font-weight: 600;
  line-height: 1.3;
  text-align: center;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

/* Responsive
 * -------------------------------------------------------------------------- */
@media (min-width: 768px) {
  .horizontal-scroll__item {
    width: 180px;
  }

  .horizontal-scroll__track {
    gap: var(--size-6);
  }
}

/* Hide nav buttons on touch devices (they can swipe) */
@media (hover: none) {
  .horizontal-scroll__btn {
    display: none;
  }
}

/* Dark Mode
 * -------------------------------------------------------------------------- */
[data-color-scheme="dark"] .horizontal-scroll__cover--placeholder {
  background: linear-gradient(
    135deg,
    var(--color-bg--surface),
    var(--color-bg--container)
  );
}

[data-color-scheme="dark"] .horizontal-scroll__btn {
  background: var(--color-bg--container);
  border-color: var(--color-border);
}

[data-color-scheme="dark"] .horizontal-scroll__btn:hover {
  background: var(--color-bg--overlay);
}