:root {
  --navy: #22304A;
  --navy-deep: #1A2438;
  --ink: #24314B;
  --muted: #46536F;
  --faint: #6E7A94;
  --cream: #F6F1E6;
  --cream-dim: rgba(246, 241, 230, .72);
  --clay: #9C4F33;
  --clay-deep: #83422A;
  --line: rgba(34, 48, 74, .14);
  --serif: "Literata", Georgia, serif;
  --sans: "IBM Plex Sans", -apple-system, "Segoe UI", sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
  background: #fff;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: 1020px; margin: 0 auto; padding: 0 28px; }

a { color: inherit; text-decoration: underline; text-decoration-color: rgba(156, 79, 51, .55); text-underline-offset: 3px; }
a:hover { color: var(--clay); }
:focus-visible { outline: 2px solid var(--clay); outline-offset: 2px; }

.masthead { border-bottom: 1px solid var(--line); }
.mast-row {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 16px; padding-bottom: 16px;
}
.brand {
  display: flex; align-items: center; gap: 11px;
  text-decoration: none;
  font-family: var(--sans); font-size: 15px; font-weight: 600;
  letter-spacing: .01em;
}
.brand:hover { color: inherit; }
.brand img { width: 27px; height: 27px; border-radius: 50%; }
.mast-mail { font-family: var(--sans); font-size: 14px; color: var(--muted); }

.hero { padding: 92px 0 84px; }
h1 {
  font-size: clamp(38px, 6.4vw, 58px);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -.015em;
  max-width: 15ch;
}
.lede {
  max-width: 52ch;
  margin-top: 22px;
  font-size: 18px;
  color: var(--muted);
}

.book { background: var(--navy); color: var(--cream); }
.book-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  gap: 64px;
  align-items: center;
  padding-top: 84px; padding-bottom: 84px;
}
.book .label {
  font-family: var(--sans); font-size: 12px; font-weight: 600;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--cream-dim);
  margin-bottom: 14px;
}
h2 {
  font-size: clamp(27px, 3.6vw, 34px);
  font-weight: 600; line-height: 1.22;
}
.subtitle {
  font-style: italic;
  font-size: 18px;
  color: var(--cream-dim);
  margin: 8px 0 18px;
}
.book p.blurb { max-width: 58ch; }
.book a { text-decoration-color: rgba(246, 241, 230, .5); }
.book a:hover { color: #fff; }

.cover-cell { text-align: center; }
.cover {
  width: 100%; max-width: 320px; height: auto;
  border-radius: 4px;
  box-shadow: 0 18px 44px rgba(10, 16, 28, .45);
}

.signup { margin-top: 30px; max-width: 460px; }
.signup label {
  display: block;
  font-family: var(--sans); font-size: 15px; font-weight: 500;
}
.row { display: flex; gap: 10px; margin-top: 12px; }
input[type="email"] {
  flex: 1; min-width: 0;
  font-family: var(--sans); font-size: 15px;
  color: var(--cream); background: var(--navy-deep);
  border: 1px solid rgba(246, 241, 230, .28);
  border-radius: 7px;
  padding: 12px 14px;
}
input[type="email"]::placeholder { color: rgba(246, 241, 230, .45); }
input[type="email"]:focus-visible { outline-color: var(--cream); }
.btn {
  font-family: var(--sans); font-size: 15px; font-weight: 600;
  color: var(--cream); background: var(--clay);
  border: 0; border-radius: 7px;
  padding: 12px 22px;
  cursor: pointer;
  text-decoration: none; display: inline-block; text-align: center;
  white-space: nowrap;
}
.btn:hover { background: var(--clay-deep); color: var(--cream); }
.fine {
  font-family: var(--sans); font-size: 13px;
  color: var(--cream-dim); margin-top: 10px; line-height: 1.5;
}

.about { padding-block: 92px 20px; }
.about h2 { color: var(--ink); font-size: 26px; margin-bottom: 14px; }
.about p { max-width: 60ch; color: var(--muted); }
.about .ps { margin-top: 18px; }

footer { padding-block: 72px 34px; }
.foot-row {
  border-top: 1px solid var(--line);
  padding-top: 20px;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-family: var(--sans); font-size: 13.5px; color: var(--faint);
}
.foot-row a { color: var(--muted); }

@media (max-width: 760px) {
  .hero { padding: 64px 0 56px; }
  .book-grid {
    grid-template-columns: 1fr;
    gap: 44px;
    padding-top: 64px; padding-bottom: 64px;
  }
  .cover-cell { order: -1; }
  .cover { max-width: 230px; }
  .row { flex-direction: column; }
  .mast-mail { display: none; }
}