/* Éditions Croulebarbe — colours and type follow the cover style sheet
   (Cover and artwork/croulebarbe_cover_stylesheet.md). */

:root {
  --ground: #F5F0E8;
  --ground-dark: #EDE8DE;
  --black: #1A1A18;
  --body: #3a3530;
  --muted: #8a8070;
  --author: #5a5448;
  --rule: #C8BFB0;
  --band-text: #9a8e7f;
  --serif: "Cormorant Garamond", Georgia, serif;
  --sans: "Lato", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--ground);
  color: var(--body);
  font-family: var(--sans);
  font-weight: 300;
  font-size: 17px;
  line-height: 1.65;
}

a { color: var(--black); }
img { max-width: 100%; display: block; }

.wrap { max-width: 1000px; margin: 0 auto; padding: 0 24px; }

/* Black bands, as on the covers */
.band { background: var(--black); color: var(--band-text); }
.band .wrap {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding-top: 14px; padding-bottom: 14px;
}
.brand {
  display: flex; align-items: center; gap: 12px;
  color: var(--ground); text-decoration: none;
}
.brand img { width: 40px; height: 40px; border-radius: 3px; background: var(--ground); }
.caps {
  font-family: var(--sans); font-weight: 300; text-transform: uppercase;
  letter-spacing: 0.28em; font-size: 12px;
}
.band nav a {
  color: var(--band-text); text-decoration: none; margin-left: 20px;
}
.band nav a:hover { color: var(--ground); }
footer.band { margin-top: 80px; }
footer.band .wrap { padding-top: 28px; padding-bottom: 28px; font-size: 14px; flex-wrap: wrap; }
footer.band a { color: var(--band-text); }

h1, h2, h3 {
  font-family: var(--serif); font-weight: 600; color: var(--black);
  letter-spacing: -0.01em; line-height: 1.1;
}
.rule { width: 34px; height: 1px; background: var(--black); border: 0; margin: 20px 0; }

/* Landing page */
.hero { text-align: center; padding: 72px 0 48px; }
.hero h1 { font-size: clamp(40px, 7vw, 64px); margin: 0 0 12px; }
.hero .motto {
  font-family: var(--serif); font-style: italic; font-weight: 300;
  font-size: 24px; color: var(--author); margin: 0;
}
.hero .rule { margin: 28px auto; }

.shelf {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px;
  padding: 24px 0 16px;
}
.book-card { text-decoration: none; color: inherit; display: block; }
.book-card img {
  width: 100%; aspect-ratio: 2 / 3; object-fit: cover;
  box-shadow: 0 2px 4px rgba(26,26,24,.12), 0 12px 28px rgba(26,26,24,.16);
  transition: transform .2s ease, box-shadow .2s ease;
}
.book-card:hover img {
  transform: translateY(-4px);
  box-shadow: 0 4px 8px rgba(26,26,24,.14), 0 18px 36px rgba(26,26,24,.2);
}
.book-card h2 { font-size: 26px; margin: 22px 0 4px; }
.book-card .author {
  font-family: var(--serif); font-style: italic; font-size: 19px; color: var(--author);
}
.book-card p { font-size: 15px; margin: 8px 0 0; }

.about {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px;
  border-top: 1px solid var(--rule); margin-top: 64px; padding-top: 48px;
}
.about h2 { font-size: 34px; margin: 0 0 12px; }
.about ul { padding-left: 1.1em; margin: 0; }
.about li { margin-bottom: 8px; }

.signup {
  text-align: center; border-top: 1px solid var(--rule);
  margin-top: 56px; padding-top: 48px;
}
.signup h2 { font-size: 34px; margin: 0 0 12px; }
.signup p { max-width: 560px; margin: 0 auto 24px; }

.notice {
  display: inline-block; background: var(--black); color: var(--ground);
  font-size: 14px; font-weight: 400; padding: 6px 12px; border-radius: 2px;
}
.book-card p.notice { margin-top: 12px; font-size: 13px; }
.book .notice { margin: 0 0 16px; }

/* Legal notice */
.legal { max-width: 720px; padding-top: 56px; }
.legal h1 { font-size: 48px; margin: 0 0 8px; }
.legal h2 { font-size: 26px; margin: 36px 0 8px; }
.legal p.caps { color: var(--muted); margin: 0; }

/* Book page */
.book {
  display: grid; grid-template-columns: minmax(220px, 340px) 1fr; gap: 56px;
  padding-top: 56px; align-items: start;
}
.book .cover img {
  box-shadow: 0 2px 4px rgba(26,26,24,.12), 0 16px 36px rgba(26,26,24,.18);
}
.book h1 { font-size: clamp(38px, 6vw, 56px); margin: 0; }
.book .subtitle { color: var(--muted); margin: 14px 0 0; font-size: 13px; letter-spacing: 0.15em; }
.book .author {
  font-family: var(--serif); font-style: italic; font-size: 24px; color: var(--author); margin: 0;
}
.book blockquote {
  font-family: var(--serif); font-style: italic; font-size: 21px; color: #2a2820;
  margin: 28px 0; padding: 0;
}
.book blockquote cite { display: block; font-style: normal; font-family: var(--sans); font-size: 14px; color: var(--muted); margin-top: 6px; }
.bio { font-size: 15px; color: var(--author); }
.details { font-size: 14px; color: var(--muted); border-top: 1px solid var(--rule); padding-top: 16px; margin-top: 28px; }
.details dl { display: grid; grid-template-columns: auto 1fr; gap: 4px 16px; margin: 0; }
.details dt { text-transform: capitalize; }
.details dd { margin: 0; color: var(--body); }
.back { display: inline-block; margin-top: 40px; font-size: 14px; color: var(--muted); }

/* Buy now */
.btn {
  display: inline-block; background: var(--black); color: var(--ground);
  font-family: var(--sans); font-size: 13px; text-transform: uppercase; letter-spacing: 0.2em;
  border: 0; border-radius: 2px; padding: 15px 28px; cursor: pointer; text-decoration: none;
}
.btn:hover { background: #33322e; }

.buy-panel {
  background: var(--ground-dark); border-top: 2px solid var(--black);
  padding: 24px 24px 28px; margin-top: 16px;
}
.buy-panel[hidden] { display: none; }
.buy-panel fieldset { border: 0; padding: 0; margin: 0 0 20px; }
.buy-panel legend { margin-bottom: 10px; color: var(--muted); }
.choices { display: flex; flex-wrap: wrap; gap: 8px; }
.choices input { position: absolute; opacity: 0; pointer-events: none; }
.choices label {
  border: 1px solid var(--rule); background: var(--ground); color: var(--body);
  padding: 9px 16px; border-radius: 2px; cursor: pointer; font-size: 15px;
}
.choices input:checked + label { background: var(--black); border-color: var(--black); color: var(--ground); }
.choices input:focus-visible + label { outline: 2px solid var(--black); outline-offset: 2px; }
.shops { display: grid; gap: 8px; max-width: 440px; }
.shop {
  display: flex; justify-content: space-between; align-items: baseline; gap: 16px;
  background: var(--black); color: var(--ground); text-decoration: none;
  padding: 14px 20px; border-radius: 2px;
}
.shop:hover { background: #33322e; }
.shop-name { font-size: 13px; text-transform: uppercase; letter-spacing: 0.2em; }
.shop-where { font-size: 13px; color: var(--band-text); }
.buy-result { font-size: 14px; color: var(--muted); margin: 12px 0 0; }

@media (max-width: 760px) {
  .wrap { padding: 0 16px; }
  .band nav a { margin-left: 14px; }
  .brand .caps { display: none; }
  .shelf { grid-template-columns: 1fr 1fr; gap: 28px; }
  .about, .book { grid-template-columns: 1fr; gap: 32px; }
  .book .cover { max-width: 260px; }
}
@media (max-width: 460px) {
  .shelf { grid-template-columns: 1fr; }
  .book-card img { max-width: 260px; }
}