/* category-cover-shelves-20260721: compact, cover-first category library. */
.mobile-category-library {
  gap: 14px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.mobile-category-books {
  --category-accent: #315f49;
  --category-surface: #f7f9f6;
  --category-line: rgba(49, 95, 73, 0.14);
  gap: 13px;
  padding: 16px;
  overflow: hidden;
  border: 1px solid var(--category-line);
  border-radius: 8px;
  background: var(--category-surface);
  box-shadow: 0 9px 24px rgba(31, 43, 35, 0.055);
}

.mobile-category-books::before {
  content: none;
  display: none;
}

.mobile-category-growth {
  --category-accent: #2e6874;
  --category-surface: #f4f8f7;
  --category-line: rgba(46, 104, 116, 0.14);
}

.mobile-category-health {
  --category-accent: #315f49;
  --category-surface: #f8f8f3;
  --category-line: rgba(49, 95, 73, 0.14);
}

.mobile-category-head {
  position: relative;
  z-index: 1;
  align-items: flex-end;
  padding: 0 0 0 10px;
  border-left: 3px solid var(--category-accent);
}

.mobile-category-head span {
  margin-bottom: 6px;
  color: var(--category-accent);
  font-size: 10px;
  line-height: 1;
  font-weight: 800;
}

.mobile-category-head h3 {
  color: #17211b;
  font-size: 22px;
  line-height: 1.1;
  font-weight: 880;
}

.mobile-category-head strong {
  padding: 0 0 2px;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: #778078;
  font-size: 12px;
  line-height: 1.2;
  font-weight: 700;
}

.mobile-category-cover-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 112px;
  justify-content: start;
  gap: 13px;
  margin: 0;
  padding: 2px 1px 7px;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  scroll-snap-type: inline proximity;
  scrollbar-width: none;
}

.mobile-category-cover-grid::-webkit-scrollbar {
  display: none;
}

.mobile-category-cover-card {
  min-width: 0;
  display: block;
  padding: 0;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: #1c2820;
  text-align: left;
  cursor: pointer;
  outline: none;
  scroll-snap-align: start;
}

.mobile-category-cover-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border: 1px solid rgba(37, 49, 41, 0.08);
  border-radius: 6px;
  background: #eceeea;
  box-shadow: 0 7px 16px rgba(28, 37, 31, 0.11);
}

.mobile-category-cover-frame > .cover-loadable-image {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transition: transform 180ms ease;
}

.mobile-category-cover-card h4 {
  min-height: 36px;
  display: -webkit-box;
  margin: 7px 1px 0;
  overflow: hidden;
  color: #1c2820;
  font-size: 13px;
  line-height: 1.38;
  font-weight: 760;
  letter-spacing: 0;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.mobile-category-cover-card:hover .mobile-category-cover-frame > .cover-loadable-image {
  transform: scale(1.015);
}

.mobile-category-cover-card:focus-visible {
  outline: 2px solid var(--category-accent);
  outline-offset: 4px;
}

@media (max-width: 370px) {
  .mobile-category-books {
    padding: 14px;
  }

  .mobile-category-cover-grid {
    grid-auto-columns: 104px;
    gap: 11px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .mobile-category-cover-frame > .cover-loadable-image {
    transition: none;
  }
}