/* Shop — editorial-product hybrid */
:root {
  --bg: #fdfcf9;
  --fg: #1f1d1a;
  --muted: #6a6660;
  --accent: #1f3a5a;
  --accent-soft: #6789a8;
  --rule: #e6e2d8;
  --warm: #faf6ee;
  --btn: #1f3a5a;
  --btn-fg: #fff;
}

body.shop {
  background: var(--bg);
  color: var(--fg);
  font-family: "Crimson Pro", "Source Serif Pro", Georgia, serif;
  font-size: 18.5px;
  line-height: 1.7;
}

body.shop .site-header {
  border-bottom: 1px solid var(--rule);
  padding: 1.25rem 0;
  margin-bottom: 4rem;
}

body.shop .site-header .container-wide {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 1rem;
}

body.shop .brand {
  font-weight: 600;
  text-decoration: none;
  letter-spacing: 0.01em;
  font-size: 1.2rem;
  color: var(--fg);
}

body.shop .brand .dot { color: var(--accent); margin: 0 0.05em; }

body.shop .nav a {
  margin-left: 1.5rem;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
}

body.shop .nav a:hover { color: var(--accent); }

body.shop .page-head { margin: 0 0 3rem; }

body.shop .page-head .kicker {
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 0.75rem;
  font-weight: 600;
  font-family: "JetBrains Mono", Menlo, monospace;
}

body.shop .page-head .intro {
  font-size: 1.15rem;
  color: var(--muted);
  margin: 0;
  max-width: 60ch;
}

body.shop h1 {
  font-size: 2.4rem;
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 1rem;
  letter-spacing: -0.015em;
}

body.shop h2 {
  font-size: 1.5rem;
  font-weight: 600;
  margin: 3rem 0 1rem;
}

body.shop section.catalog,
body.shop section.all-posts,
body.shop section.book-posts {
  margin: 4rem 0;
}

/* ─── Books grid ─── */
body.shop .book-grid {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 2.5rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

body.shop .book-card a {
  text-decoration: none;
  color: inherit;
  display: block;
  position: relative;
}

body.shop .book-card img {
  width: 100%;
  border-radius: 4px;
  box-shadow: 0 6px 24px rgba(0,0,0,0.10);
  margin-bottom: 1rem;
  transition: transform 0.2s ease;
}

body.shop .book-card a:hover img { transform: translateY(-2px); }

body.shop .book-card .cover-placeholder {
  width: 100%;
  aspect-ratio: 2/3;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-soft) 100%);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  border-radius: 4px;
  box-shadow: 0 6px 24px rgba(0,0,0,0.10);
  margin-bottom: 1rem;
}

body.shop .book-card h3 { font-size: 1.2rem; margin: 0; font-weight: 600; }
body.shop .book-card .subtitle { color: var(--muted); margin: 0.3rem 0 0; font-size: 0.95rem; }
body.shop .book-card .badge {
  display: inline-block;
  margin-top: 0.5rem;
  padding: 0.2rem 0.6rem;
  background: var(--warm);
  color: var(--accent);
  border-radius: 4px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-family: "JetBrains Mono", Menlo, monospace;
}

/* ─── Single book detail ─── */
body.shop .book-detail {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

@media (min-width: 720px) {
  body.shop .book-detail { grid-template-columns: 320px 1fr; }
}

body.shop .book-detail .cover img {
  border-radius: 4px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.12);
}

body.shop .book-detail .info .subtitle {
  color: var(--muted);
  font-size: 1.1rem;
  margin: 0.5rem 0 1.5rem;
}

body.shop .price {
  font-size: 1.4rem;
  margin: 1.5rem 0;
}

body.shop .btn-buy {
  display: inline-block;
  background: var(--btn);
  color: var(--btn-fg);
  padding: 0.75rem 1.5rem;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 600;
}

body.shop .btn-buy:hover { opacity: 0.9; }

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

body.shop .coming-soon {
  background: var(--warm);
  border-left: 3px solid var(--accent);
  padding: 0.75rem 1rem;
  margin: 1.5rem 0;
  font-style: italic;
}

/* ─── Post lists (catalog aggregate + per-book) ─── */
body.shop .all-posts .lead,
body.shop .book-posts .lead {
  color: var(--muted);
  margin: 0 0 1.5rem;
  font-size: 1rem;
}

body.shop .post-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

body.shop .post-list li {
  border-bottom: 1px solid var(--rule);
  padding: 1.5rem 0;
}

body.shop .post-link {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  text-decoration: none;
  color: inherit;
}

@media (min-width: 600px) {
  body.shop .post-link { grid-template-columns: 200px 1fr; align-items: start; }
}

body.shop .post-link .thumb img {
  border-radius: 4px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.06);
}

body.shop .post-list h3 {
  margin: 0.4rem 0 0.4rem;
  font-size: 1.2rem;
  font-weight: 600;
}

body.shop .post-link:hover h3 { color: var(--accent); }

body.shop .post-list time {
  font-size: 0.88rem;
  color: var(--muted);
  font-family: "JetBrains Mono", Menlo, monospace;
}

body.shop .post-list .ref {
  margin: 0.3rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
  font-style: italic;
}

body.shop .post-list .book-of {
  margin: 0.3rem 0 0;
  color: var(--accent);
  font-size: 0.88rem;
}

/* ─── Single post page ─── */
body.shop .book-post .breadcrumb {
  margin: 0 0 1rem;
}

body.shop .book-post .breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
}

body.shop .book-post .meta {
  color: var(--muted);
  margin: 0 0 1.5rem;
  font-size: 0.95rem;
}

body.shop .book-post .hero {
  margin: 2rem 0;
}

body.shop .book-post .hero img {
  width: 100%;
  border-radius: 4px;
  box-shadow: 0 6px 24px rgba(0,0,0,0.08);
}

body.shop .book-post .body {
  white-space: pre-wrap;
  font-size: 1.06rem;
  line-height: 1.75;
}

/* Drop cap on book post body */
body.shop .book-post .body::first-letter {
  font-size: 3.4rem;
  float: left;
  line-height: 0.85;
  margin: 0.4rem 0.6rem 0 -0.1rem;
  font-weight: 700;
  color: var(--accent);
}