/* ==========================================================
   LITERARY BADDIES — books archive (grid / cards / modal)
   Shared site chrome lives in css/site.css
   ========================================================== */

/* -- book grid / "cover" cards -- */

.book-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: var(--space-2);
}

.book-card {
  position: relative;
  border: 1px solid var(--color-line);
  background: var(--color-bg-alt);
  padding: var(--space-1);
  display: flex;
  flex-direction: column;
  cursor: pointer;
  text-align: left;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.book-card:hover,
.book-card:focus-visible {
  transform: translateY(-6px);
  border-color: var(--color-gold);
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.45);
  outline: none;
}

.book-card .cover {
  aspect-ratio: 2 / 3;
  overflow: hidden;
  background: var(--color-bg);
  margin-bottom: var(--space-1);
  border: 1px solid var(--color-line);
}

.book-card .cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(0.85) brightness(0.9);
  transition: filter 0.3s ease, transform 0.3s ease;
}

.book-card:hover .cover img {
  filter: saturate(1) brightness(1);
  transform: scale(1.03);
}

.book-card .book-title {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1rem;
  line-height: 1.25;
  color: var(--color-cream);
  margin: 0 0 2px;
}

.book-card .book-author {
  font-family: var(--font-explainer);
  font-size: 0.78rem;
  color: var(--color-cream-dim);
  margin: 0;
}

/* fallback for any cover image that fails to load */
.book-card.no-cover .cover {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 220px;
}

.book-card.no-cover .cover::after {
  content: '\2014';
  color: var(--color-cream-dim);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.5rem;
}

.book-card .book-index {
  position: absolute;
  top: var(--space-1);
  left: var(--space-1);
  font-size: 0.7rem;
  color: var(--color-gold);
  opacity: 0.6;
}

.book-card.upcoming {
  border-style: dashed;
}

.book-card.upcoming .cover img {
  filter: grayscale(0.5) saturate(0.6) brightness(0.75);
}

.book-card.upcoming:hover .cover img {
  filter: grayscale(0.2) saturate(0.8) brightness(0.9);
  transform: none;
}

.book-card.upcoming .book-title {
  color: var(--color-cream-dim);
}

.book-card .status-badge {
  position: absolute;
  top: var(--space-1);
  right: var(--space-1);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gold);
}

/* -- modal / detail panel -- */

.book-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
}

.book-modal.open {
  display: block;
}

.book-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 6, 7, 0.75);
}

.book-modal-panel {
  position: absolute;
  top: 0;
  right: 0;
  height: 100%;
  width: min(560px, 92vw);
  background: var(--color-bg);
  border-left: 1px solid var(--color-line);
  padding: var(--space-4) var(--space-3);
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform 0.3s ease;
}

.book-modal.open .book-modal-panel {
  transform: translateX(0);
}

.modal-close {
  position: absolute;
  top: var(--space-2);
  right: var(--space-2);
  background: none;
  border: 1px solid var(--color-line);
  color: var(--color-cream);
  width: 36px;
  height: 36px;
  font-size: 1.3rem;
  line-height: 1;
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.modal-close:hover {
  border-color: var(--color-gold);
  color: var(--color-gold-bright);
}

.modal-section {
  margin-top: var(--space-3);
}

@media (max-width: 640px) {
  .site-header { flex-direction: column; align-items: flex-start; }
  .book-modal-panel { width: 100vw; padding: var(--space-3) var(--space-2); }
}