/* ===========
   Carousel shelves (polished)
   - Scroll-snap rows with smooth momentum
   - Subtle gradient edges
   - Optional decorative chevrons (no JS required)
   - Tight card layout rules so rows stay aligned
   =========== */

/* --- Shelf container --- */
.carousel {
  --gap: 12px;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: max-content;
  gap: var(--gap);
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  scroll-snap-type: inline proximity;
  padding-inline: 4px;
  padding-block: 6px;
  -webkit-overflow-scrolling: touch;
}

/* fade edges so users see it scrolls */
.carousel {
  position: relative;
  mask-image: linear-gradient(90deg, transparent 0, #000 24px, #000 calc(100% - 24px), transparent 100%);
}

/* Decorative chevrons (pure CSS, optional hint) */
.carousel::before,
.carousel::after {
  content: "";
  position: sticky;
  top: 0;
  width: 28px;
  height: 100%;
  pointer-events: none;
  z-index: 1;
  display: block;
  background-repeat: no-repeat;
  background-position: center;
  opacity: .45;
}
.carousel::before {
  left: 0;
  background-image:
    radial-gradient(circle at 14px 50%, currentColor 3px, transparent 4px),
    linear-gradient(to right, var(--surface, #ffffff), transparent 60%);
}
.carousel::after {
  right: 0;
  transform: scaleX(-1); /* mirror the glyph */
  background-image:
    radial-gradient(circle at 14px 50%, currentColor 3px, transparent 4px),
    linear-gradient(to right, var(--surface, #ffffff), transparent 60%);
}

/* Reduce chevrons/fade when nothing to overflow (best effort) */
@supports(selector(:has(+ *))) {
  .carousel:not(:has(> *:nth-child(6)))::before,
  .carousel:not(:has(> *:nth-child(6)))::after {
    opacity: .15;
  }
}

/* --- Cards inside shelves --- */
.bl-card {
  --thumb-w: 140px;
  --thumb-h: 210px;
  inline-size: calc(var(--thumb-w) + 16px); /* slight gutter for shadow */
  scroll-snap-align: start;
  display: grid;
  grid-template-rows: auto 1fr auto; /* thumb / meta grows / cta */
  gap: 8px;
  padding: 6px;
  border-radius: 14px;
  background: var(--surface-1, #fff);
  box-shadow: 0 4px 14px rgba(0,0,0,.04);
  border: 1px solid var(--border, rgba(0,0,0,.08));
}

.bl-card__thumb {
  display: block;
  inline-size: var(--thumb-w);
  block-size: var(--thumb-h);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 6px 18px rgba(0,0,0,.12);
  background: var(--surface-2, #f6f7f9);
}
.bl-card__thumb img {
  inline-size: 100%;
  block-size: 100%;
  object-fit: cover;
  display: block;
  background: #ddd;
}

/* Meta: tight, clamped lines so all cards match height */
.bl-card__meta { min-block-size: 66px; display: grid; gap: 4px; }
.bl-card__title {
  font-size: .92rem;
  line-height: 1.2;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.bl-card__title a { text-decoration: none; color: var(--ink, #1a1a1a); }
.bl-card__title a:hover { text-decoration: underline; }

.bl-card__author {
  font-size: .82rem;
  color: var(--muted, #6b7280);
  line-height: 1.2;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* CTA fixed height so button rows align */
.bl-card__cta {
  display: grid;
  align-items: end;
  min-block-size: 36px;
}
.bl-card__btn {
  display: inline-grid;
  place-items: center;
  min-inline-size: 64px;
  padding: 6px 10px;
  border-radius: 10px;
  text-decoration: none;
}

/* Smaller screens: slightly smaller thumbs to fit more */
@media (max-width: 640px) {
  .bl-card { --thumb-w: 120px; --thumb-h: 180px; }
}

/* Respect dark theme tokens if you use data-theme */
:root[data-theme="dark"] .bl-card {
  background: var(--surface-1, #121418);
  border-color: var(--border, rgba(255,255,255,.08));
  box-shadow: 0 6px 22px rgba(0,0,0,.35);
}
:root[data-theme="dark"] .carousel::before,
:root[data-theme="dark"] .carousel::after {
  background-image:
    radial-gradient(circle at 14px 50%, currentColor 3px, transparent 4px),
    linear-gradient(to right, var(--surface, #121418), transparent 60%);
}