.author-book-note {
  margin: 4rem 0 1rem;
  padding: clamp(1.35rem, 3vw, 2rem);
  color: #eef3f5;
  background:
    radial-gradient(circle at 90% 12%, rgba(211, 154, 82, .22), transparent 15rem),
    linear-gradient(125deg, #091723, #173448);
  border-top: 4px solid #d39a52;
  font-family: var(--sans, Inter, ui-sans-serif, sans-serif);
}
.author-book-note .author-book-label {
  margin: 0 0 .5rem;
  color: #efc27f;
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.author-book-note h2 {
  margin: 0 0 .8rem;
  padding: 0;
  color: #fff;
  border: 0;
  font-family: var(--serif, Georgia, serif);
  font-size: clamp(1.45rem, 3vw, 2.15rem);
  font-weight: 500;
  line-height: 1.15;
}
.author-book-note p { margin: 0 0 1rem; color: #d5e0e6; font-size: .88rem; }
.author-book-note a {
  display: inline-block;
  padding: .65rem .9rem;
  color: #0b1b27;
  background: #efc27f;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-decoration: none;
  text-transform: uppercase;
}
.author-book-note a:hover { background: #fff0d2; }