.books-page .section {
  padding-top: 108px;
}

.books-hero h1 {
  max-width: 9ch;
}

.books-intro {
  max-width: 62ch;
  margin-top: 22px;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.8;
}

.books-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 32px;
}

.summary-card,
.book-card,
.library-heading {
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.summary-card {
  min-width: 220px;
  padding: 24px;
  border-radius: 28px;
}

.summary-number {
  display: block;
  font-family: "Instrument Serif", serif;
  font-size: 2.8rem;
  line-height: 1;
  letter-spacing: -0.04em;
}

.summary-label {
  display: block;
  margin-top: 10px;
  color: var(--muted);
  font-size: 0.92rem;
}

.library {
  display: grid;
  gap: 28px;
}

.library-column {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) minmax(0, 1.4fr);
  gap: 24px;
  align-items: start;
}

.library-heading {
  padding: 28px;
  border-radius: 28px;
  position: sticky;
  top: 112px;
}

.library-heading h2 {
  max-width: 11ch;
}

.book-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.book-card {
  display: grid;
  grid-template-columns: 86px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding: 22px 24px;
  border-radius: 24px;
  min-height: 124px;
}

.book-cover {
  display: grid;
  align-content: space-between;
  width: 86px;
  aspect-ratio: 2 / 3;
  padding: 10px 10px 12px;
  border-radius: 14px;
  background: var(--cover-bg);
  box-shadow: 0 12px 24px rgba(23, 33, 28, 0.12);
  color: var(--cover-accent);
}

.cover-kicker {
  font-size: 0.56rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.cover-title {
  font-family: "Instrument Serif", serif;
  font-size: 1rem;
  line-height: 0.96;
  letter-spacing: -0.03em;
}

.cover-author {
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.book-copy {
  min-width: 0;
}

.book-card h3 {
  font-size: 1.08rem;
  line-height: 1.35;
}

.book-author {
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

.footer-link {
  color: inherit;
  text-decoration: none;
}

@media (max-width: 900px) {
  .library-column {
    grid-template-columns: 1fr;
  }

  .book-list {
    grid-template-columns: 1fr;
  }

  .library-heading {
    position: static;
  }
}

@media (max-width: 640px) {
  .books-page .section {
    padding-top: 84px;
  }

  .summary-card,
  .book-card,
  .library-heading {
    border-radius: 24px;
  }
}