.opening-library {
  overflow: hidden;
}

.opening-library__heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.42fr);
  gap: 3rem;
  align-items: end;
}

.opening-library__heading > p {
  max-width: 31rem;
  margin: 0;
  color: var(--ink-soft);
  font-family: var(--display);
  font-size: 1.15rem;
  font-style: italic;
}

.opening-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
  gap: clamp(1rem, 2.6vw, 2rem);
  margin-top: 3rem;
}

.opening-card {
  display: grid;
  grid-template-columns: minmax(190px, 0.72fr) minmax(0, 1fr);
  min-height: 34rem;
  overflow: hidden;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: 0 1.2rem 3.4rem rgba(42, 31, 19, 0.08);
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.opening-card--primary {
  grid-template-columns: minmax(220px, 0.88fr) minmax(0, 1fr);
  border-color: var(--plate-border);
  box-shadow: var(--shadow);
}

.opening-card:hover,
.opening-card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--gold);
  box-shadow: var(--interactive-shadow);
}

.opening-card:focus-visible {
  outline: 2px solid var(--gold-bright);
  outline-offset: 4px;
}

.opening-card__art {
  position: relative;
  min-height: 100%;
  overflow: hidden;
  background: var(--paper-deep);
}

.opening-card__art::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 10px solid color-mix(in srgb, var(--paper) 38%, transparent);
  pointer-events: none;
}

.opening-art,
.opening-art img {
  width: 100%;
  height: 100%;
}

.opening-art--light { display: var(--light-art-display); }
.opening-art--dark { display: var(--dark-art-display); }

.opening-art img {
  object-fit: cover;
  object-position: 50% 50%;
  filter: saturate(0.92) contrast(0.99);
  transition: transform 400ms ease;
}

.opening-card:hover .opening-art img,
.opening-card:focus-visible .opening-art img {
  transform: scale(1.015);
}

.opening-card__copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(1.6rem, 4vw, 3.2rem);
}

.opening-card__kicker {
  margin: 0 0 1.3rem;
  color: var(--gold);
  font-size: 0.67rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.opening-card h3 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(2.15rem, 4vw, 3.65rem);
  font-weight: 500;
  line-height: 0.94;
  letter-spacing: -0.02em;
}

.opening-card:not(.opening-card--primary) h3 {
  font-size: clamp(1.95rem, 3.4vw, 3rem);
}

.opening-card__copy > p:not(.opening-card__kicker) {
  margin: 1.25rem 0 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
  line-height: 1.6;
}

.opening-card__action {
  margin-top: auto;
  padding-top: 2.25rem;
  color: var(--gold);
  font-family: var(--display);
  font-size: 1.05rem;
  font-weight: 600;
}

.chapter--open {
  background: linear-gradient(90deg, var(--pending-wash), transparent 70%);
}

@media (max-width: 1040px) {
  .opening-grid { grid-template-columns: 1fr; }
  .opening-card,
  .opening-card--primary {
    grid-template-columns: minmax(220px, 0.68fr) minmax(0, 1fr);
    min-height: 31rem;
  }
}

@media (max-width: 720px) {
  .opening-library__heading { grid-template-columns: 1fr; gap: 1rem; }
  .opening-card,
  .opening-card--primary {
    grid-template-columns: 1fr;
  }
  .opening-card__art {
    min-height: 0;
    aspect-ratio: 4 / 3;
  }
  .opening-card__copy { min-height: 20rem; }
}

@media (max-width: 420px) {
  .opening-card__art { aspect-ratio: 1 / 1; }
  .opening-card__copy { min-height: 18rem; }
}

@media (prefers-reduced-motion: reduce) {
  .opening-card,
  .opening-art img { transition: none; }
}