:root {
  --ink: #1f1f1f;
  --paper: #f7f4ef;
  --muted: #6e6a64;
  --accent: #3a4f4a;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.6;
}

.book-info h3 {
  margin-top: 0;
}

h2 {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
}

.site-header {
  text-align: center;
  padding: 4rem 1rem 3rem;
}

.logo {
  max-width: 140px;
  margin-bottom: 1rem;
}

h1 {
  font-size: 2.5rem;
  margin: 0.5rem 0;
}

.tagline {
  color: var(--muted);
  font-style: italic;

  max-width: 42rem;
  margin: 0 auto;
  text-align: center;
}

main {
  max-width: 960px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem; /* was 0 1.5rem 4rem */
}

.featured-book {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 2rem;
  margin-bottom: 4rem;
  align-items: start;
}

.featured-book .section-title {
  grid-column: 1 / -1;
  margin: 0 0 1.5rem;
  letter-spacing: 0.02em;
}

.book-info h3 {
  margin-top: 0;
  font-size: 2rem;
}

.featured-book img {
  max-width: 100%;
  box-shadow: 0 10px 30px rgba(0,0,0,0.15);
  display: block;
}

.author {
  font-style: italic;
  color: var(--muted);
}

.button {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.6rem 1.2rem;
  border: 1px solid var(--ink);
  color: var(--ink);
  text-decoration: none;
}

.button:hover {
  background: var(--ink);
  color: var(--paper);
}

section {
  margin-bottom: 3rem;
}

.announcements ul {
  list-style: none;
  padding: 0;
}

.announcements li {
  margin-bottom: 0.5rem;
}

.announcements span {
  color: var(--muted);
}

.book-media,
.book-info {
  align-self: start;
}

.site-footer {
  text-align: center;
  padding: 2rem 1rem;
  font-size: 0.9rem;
  color: var(--muted);
}

@media (max-width: 800px) {
  .featured-book {
    grid-template-columns: 1fr;
  }

  .featured-book .section-title {
    margin-bottom: 1rem;
  }
}

.section-divider {
  width: 100%;
  border: none;
  border-top: 1px solid rgba(0, 0, 0, 0.15);
  margin: 2rem 0 3rem; /* top | sides | bottom */
}