.book-hero {
  padding-bottom: 24px;
}

.book-detail-layout {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 40px;
  align-items: start;
}

.book-detail-cover {
  background: linear-gradient(145deg, var(--cream-dark), var(--gold-light));
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.book-detail-cover img {
  width: 100%;
  display: block;
  aspect-ratio: 5 / 8;
  object-fit: cover;
}

.book-back {
  display: inline-block;
  margin-bottom: 16px;
  color: var(--gold-dark);
  font-weight: 600;
}

.book-detail-subtitle {
  font-size: 1.15rem;
  color: var(--warm-gray);
  max-width: 58ch;
  margin-bottom: 18px;
}

.book-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
}

.book-meta span {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--cream);
  color: var(--warm-gray-dark);
  font-size: 0.9rem;
}

.book-detail-copy {
  max-width: 65ch;
  margin-bottom: 24px;
}

.book-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.detail-sections {
  display: grid;
  gap: 28px;
}

.detail-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(200, 165, 90, 0.12);
}

.detail-card h2 {
  margin-bottom: 10px;
}

.audio-header {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 20px;
  margin-bottom: 18px;
}

.audio-help {
  color: var(--warm-gray);
  font-size: 0.92rem;
}

.audio-shell {
  display: grid;
  gap: 18px;
}

.audio-now-playing {
  padding: 18px 20px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(200, 165, 90, 0.12), rgba(255, 248, 240, 0.9));
  border: 1px solid rgba(200, 165, 90, 0.18);
}

.audio-now-label {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.74rem;
  color: var(--gold-dark);
  margin-bottom: 6px;
}

.audio-now-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  margin-bottom: 4px;
}

.audio-now-meta {
  color: var(--warm-gray);
}

.audio-embed-wrap {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(200, 165, 90, 0.18);
  background: var(--cream);
  min-height: 420px;
}

.audio-embed {
  width: 100%;
  min-height: 420px;
  border: 0;
  display: block;
  background: var(--white);
}

.audio-link-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.audio-empty {
  padding: 20px;
  border-radius: var(--radius);
  background: var(--cream);
  border: 1px dashed rgba(200, 165, 90, 0.35);
}

@media (max-width: 980px) {
  .book-detail-layout {
    grid-template-columns: 1fr;
  }

  .book-detail-cover {
    max-width: 360px;
  }
}

@media (max-width: 640px) {
  .detail-card {
    padding: 22px;
  }

  .audio-embed-wrap,
  .audio-embed {
    min-height: 320px;
  }
}