/* ============================================================
   Shared styling for J. Bradford Hipps book detail pages.
   Mirrors the tokens & vocabulary of the main site.
   ============================================================ */
:root {
  --cream: #f1e8d6;
  --cream-2: #ece1c8;
  --ink: #1d130b;
  --ink-soft: #3a2618;
  --muted: #6b5340;
  --rule: #d8c6a4;
  --vermillion: #c8362a;
  --burnt: #d97a3f;
  --oxblood: #7a1f15;

  --serif: "Cormorant Garamond", "Georgia", serif;
  --sans: "Inter", system-ui, sans-serif;
  --marker: "Permanent Marker", "Marker Felt", Impact, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--cream);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: var(--vermillion); text-decoration: none; }
a:hover { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 500; margin: 0; letter-spacing: -0.01em; }

/* ============ Nav (always solid on subpages) ============ */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(241, 232, 214, 0.92);
  backdrop-filter: blur(10px) saturate(1.1);
  -webkit-backdrop-filter: blur(10px) saturate(1.1);
  border-bottom: 1px solid var(--rule);
}
.nav-inner {
  max-width: 1440px; margin: 0 auto;
  padding: 22px 40px;
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 24px;
}
.brand {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 24px;
  letter-spacing: -0.005em;
  color: var(--ink);
}
.brand .initial { font-style: italic; }
.nav-links {
  display: flex; gap: 32px;
  font-size: 12.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 500;
}
.nav-links a {
  color: var(--ink);
  padding: 4px 0;
  border-bottom: 1.5px solid transparent;
  transition: color .15s, border-color .15s;
}
.nav-links a:hover {
  color: var(--vermillion);
  text-decoration: none;
  border-bottom-color: var(--vermillion);
}
.nav-links a.active { border-bottom-color: var(--ink); }

/* Mobile menu toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px; height: 40px;
  margin: -8px -8px -8px 0;
  padding: 0;
  background: transparent; border: none; cursor: pointer;
}
.nav-toggle-bar {
  display: block;
  width: 24px; height: 1.5px;
  margin: 0 auto;
  background: var(--ink);
  transition: transform .25s ease, opacity .2s ease;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) { transform: translateY(3.25px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) { transform: translateY(-3.25px) rotate(-45deg); }

.nav-drawer {
  display: none;
  flex-direction: column;
  background: rgba(241, 232, 214, 0.98);
  backdrop-filter: blur(10px) saturate(1.1);
  border-bottom: 1px solid var(--rule);
  padding: 8px 0 16px;
}
.nav-drawer a {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--ink);
  padding: 14px 24px;
  border-bottom: 1px solid var(--rule);
}
.nav-drawer a:last-child { border-bottom: none; }
.nav-drawer a:hover { color: var(--vermillion); text-decoration: none; }
.nav-drawer a.active { color: var(--vermillion); }

/* ============ Buttons ============ */
.btn {
  font-family: var(--sans);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 13px 22px;
  border-radius: 0;
  border: 1.5px solid var(--ink);
  background: var(--ink);
  color: var(--cream);
  cursor: pointer;
  transition: all .15s;
  font-weight: 500;
  display: inline-block;
}
.btn:hover { background: var(--vermillion); border-color: var(--vermillion); color: var(--cream); text-decoration: none; }
.btn.ghost { background: transparent; color: var(--ink); }
.btn.ghost:hover { background: var(--ink); color: var(--cream); }

/* ============ Page shell ============ */
.book-page {
  max-width: 1240px;
  margin: 0 auto;
  padding: 48px 32px 128px;
}
.backlink {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  display: inline-flex; align-items: center; gap: 8px;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
}
.backlink:hover { color: var(--vermillion); text-decoration: none; border-bottom-color: var(--vermillion); }

/* ============ Masthead ============ */
.book-head {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 80px;
  align-items: start;
  margin-top: 56px;
}
.book-head-cover { position: sticky; top: 104px; }
.cover-frame {
  aspect-ratio: 6/9;
  position: relative;
  overflow: hidden;
  background: var(--cream-2);
  box-shadow:
    0 1px 0 rgba(0,0,0,0.04),
    0 26px 50px -26px rgba(29,19,11,0.6);
}
.cover-frame::after {
  content: "";
  position: absolute; top: 0; bottom: 0; left: 0;
  width: 16px;
  background: linear-gradient(90deg, rgba(0,0,0,0.20), rgba(0,0,0,0));
  pointer-events: none;
}
.cover-frame img { width: 100%; height: 100%; display: block; object-fit: cover; }

/* Typographic placeholder cover (matches index) */
.cover-frame.cover-set {
  display: flex; flex-direction: column; justify-content: space-between;
  padding: 38px 32px;
}
.cover-frame.cover-1 {
  background:
    radial-gradient(ellipse at 30% 70%, rgba(0,0,0,0.18), transparent 60%),
    linear-gradient(180deg, var(--burnt) 0%, var(--vermillion) 100%);
  color: var(--cream);
}
.cover-frame .cover-top {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  opacity: 0.78;
}
.cover-frame .cover-title {
  font-family: var(--serif);
  font-size: 56px;
  line-height: 0.95;
  font-weight: 500;
  letter-spacing: -0.015em;
}
.cover-frame .cover-title em { font-style: italic; }
.cover-frame .cover-author {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  opacity: 0.85;
  margin-top: 18px;
}

/* Detail column */
.book-eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 22px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--ink);
}
.book-eyebrow .honor { color: var(--vermillion); }
.book-title {
  font-size: 62px;
  line-height: 1.14;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}
.book-title em { font-style: italic; }
.book-lede {
  font-family: var(--serif);
  font-size: 25px;
  line-height: 1.5;
  color: var(--ink);
  margin: 0 0 28px;
  max-width: 52ch;
}
.book-body p {
  font-family: var(--serif);
  font-size: 20px;
  line-height: 1.6;
  color: var(--ink-soft);
  margin: 0 0 22px;
  max-width: 56ch;
}
.book-actions {
  display: flex; gap: 16px; flex-wrap: wrap;
  margin: 40px 0 0;
}
.book-secondary {
  display: flex; gap: 22px; flex-wrap: wrap;
  margin-top: 26px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.book-secondary a {
  color: var(--ink);
  border-bottom: 1px solid var(--ink);
  padding-bottom: 3px;
}
.book-secondary a:hover { color: var(--vermillion); border-bottom-color: var(--vermillion); text-decoration: none; }

/* ============ Sub-sections beneath masthead ============ */
.book-section {
  margin-top: 104px;
  padding-top: 56px;
  border-top: 1px solid var(--rule);
}
.book-section-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 36px;
}
.praise {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 48px 64px;
  max-width: 1040px;
}
.praise blockquote {
  margin: 0;
  font-family: var(--serif);
  font-style: italic;
  font-size: 21px;
  line-height: 1.48;
  color: var(--ink);
  max-width: 44ch;
}
.praise blockquote.lead {
  grid-column: 1 / -1;
  font-size: 31px;
  line-height: 1.4;
  max-width: 34ch;
}
.praise blockquote.lead::before {
  content: "";
  display: block;
  width: 44px;
  height: 2px;
  background: var(--vermillion);
  margin-bottom: 26px;
}
.praise cite {
  display: block;
  margin-top: 14px;
  font-family: var(--mono);
  font-style: normal;
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}
.praise cite b { color: var(--ink-soft); font-weight: 500; }
.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 32px 48px;
  max-width: 920px;
}
.detail-grid dt {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
}
.detail-grid dd {
  margin: 0;
  font-family: var(--serif);
  font-size: 19px;
  color: var(--ink);
}

/* Related links list */
.related-list { display: grid; gap: 0; border-top: 1px solid var(--rule); max-width: 920px; }
.related-item {
  display: grid;
  grid-template-columns: 120px 1fr 160px;
  gap: 32px;
  padding: 24px 0;
  border-bottom: 1px solid var(--rule);
  align-items: baseline;
}
.related-item .r-date {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}
.related-item .r-title { font-family: var(--serif); font-size: 24px; line-height: 1.2; }
.related-item .r-title a { color: var(--ink); }
.related-item .r-title a:hover { color: var(--vermillion); text-decoration: none; }
.related-item .r-venue {
  font-family: var(--serif); font-style: italic; font-size: 16px;
  color: var(--muted); text-align: right;
}

/* ============ Footer ============ */
.foot {
  border-top: 1px solid var(--rule);
  padding: 36px 32px;
  max-width: 1240px;
  margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ============ Responsive ============ */
/* Nav collapses before inline links get clipped */
@media (max-width: 1040px) {
  .nav-inner { padding: 16px 20px; }
  .brand { font-size: 18px; }
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .nav-drawer.open { display: flex; }
}
@media (max-width: 900px) {
  .book-page { padding: 32px 20px 80px; }
  .book-head { grid-template-columns: 1fr; gap: 44px; }
  .book-head-cover { position: static; max-width: 280px; }
  .book-title { font-size: 48px; }
  .book-lede { font-size: 21px; }
  .praise blockquote { font-size: 23px; }
  .related-item { grid-template-columns: 90px 1fr; gap: 14px; }
  .related-item .r-venue { grid-column: 2 / 3; text-align: left; }
}
@media (max-width: 620px) {
  .book-page { padding-top: 28px; }
}