/* A quiet end-of-page invitation, adapted from the companion book's footer. */
.book-support {
  grid-column: body-content-start / body-content-end;
  max-width: 800px;
  margin: 4rem auto 2rem;
  padding: 2.5rem 2rem;
  border: 1px solid #e0d6b8;
  border-radius: 12px;
  background: #fffdf9;
  box-shadow: 0 10px 30px rgb(0 0 0 / 5%);
  text-align: center;
}

.no-book-support .book-support {
  display: none;
}

.book-support__eyebrow {
  margin: 0 0 0.4rem;
  color: #517699;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.book-support__text {
  max-width: 620px;
  margin: 1rem auto 1.6rem;
  color: #444;
  font-size: 1rem;
  line-height: 1.6;
}

.book-support__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

.book-support__button {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.15rem;
  border: 1px solid #517699;
  border-radius: 4px;
  color: #3f5e78 !important;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1.2;
  text-decoration: none !important;
  transition: background-color 160ms ease, border-color 160ms ease,
    box-shadow 160ms ease, color 160ms ease, transform 160ms ease;
}

.book-support__button:hover,
.book-support__button:focus-visible {
  border-color: #3f5e78;
  background: #f2f6f9;
  color: #30495e !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgb(63 94 120 / 16%);
}

.book-support__button--primary {
  border-color: #517699;
  background: #517699;
  color: #fff !important;
  box-shadow: 0 4px 14px rgb(81 118 153 / 18%);
}

.book-support__button--primary:hover,
.book-support__button--primary:focus-visible {
  background: #3f5e78;
  color: #fff !important;
}

@media (max-width: 600px) {
  .book-support {
    margin: 3rem 0 1.5rem;
    padding: 2rem 1rem;
  }

  .book-support__actions {
    flex-direction: column;
  }

  .book-support__button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .book-support__button {
    transition: none;
  }

  .book-support__button:hover,
  .book-support__button:focus-visible {
    transform: none;
  }
}