.official-cover {
  display: block;
  width: min(470px, 82vw);
  height: auto;
  margin: auto;
  object-fit: contain;
  filter: drop-shadow(-18px 26px 26px rgba(25, 22, 16, 0.22));
}

.author-official-photo {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: center;
}

.author-social {
  display: inline-block;
  margin-top: 1rem;
}

.buy-grid .buy-option {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 145px;
  color: #fff;
  padding: 2rem;
  border-right: 1px solid rgba(255,255,255,.25);
  border-bottom: 1px solid rgba(255,255,255,.25);
  font: 1.45rem var(--serif);
  text-decoration: none;
  transition: background-color .2s ease, color .2s ease;
}

.buy-grid .buy-option:hover,
.buy-grid .buy-option:focus-visible {
  background: #b98a42;
  color: #151712;
}

.buy-grid .buy-option span {
  font: 600 .7rem var(--sans);
}

.contact-tags a {
  border: 1px solid var(--line);
  padding: .45rem .7rem;
  font-size: .78rem;
  text-decoration: none;
  font-weight: 700;
}