:root {
  /* Accent theme — swap these three to retheme the site.
     oxblood (default): #6e1423 / #4e0e19
     forest:            #1e4034 / #14988... use a darker shade of forest for hover
     navy:               #1f3a5f */
  --accent: #6e1423;
  --accent-hover: #4e0e19;
  --accent-soft: #c9909a;

  --ink: #211d1a;
  --ink-soft: #3a342e;
  --paper: #faf8f4;
  --rule: #e3ddd3;
  --muted: #5a524b;
  --muted-2: #8a8178;
  --dark: #211d1a;
  --dark-rule: #4a423b;
  --dark-body: #bcb3a9;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
}

body {
  font-family: 'EB Garamond', Georgia, serif;
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

::selection {
  background: var(--accent);
  color: var(--paper);
}

.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding-left: 32px;
  padding-right: 32px;
  box-sizing: border-box;
}

.eyebrow {
  font-family: 'Source Sans 3', sans-serif;
  font-size: 13px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
}

/* ── Top bar ─────────────────────────────────────────────── */

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-top: 28px;
  flex-wrap: wrap;
  gap: 12px;
}

.topbar .brand {
  font-family: 'Source Sans 3', sans-serif;
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
}

.topbar nav {
  display: flex;
  gap: 28px;
  font-family: 'Source Sans 3', sans-serif;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
}

.topbar nav a {
  color: var(--ink);
}

/* ── Hero ────────────────────────────────────────────────── */

.hero {
  padding: 72px 32px 88px;
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 72px;
  align-items: center;
}

.hero-cover {
  width: 320px;
  height: 480px;
  box-shadow: 0 24px 48px -12px rgba(33, 29, 26, 0.35), 0 4px 12px rgba(33, 29, 26, 0.18);
}

.hero-cover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-kicker {
  margin-bottom: 20px;
}

.hero h1 {
  font-size: 64px;
  line-height: 1.02;
  margin: 0 0 12px;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.hero .subtitle {
  font-size: 26px;
  font-style: italic;
  color: var(--muted);
  margin-bottom: 28px;
}

.hero .synopsis {
  font-size: 19px;
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 0 0 36px;
  max-width: 52ch;
}

.buy-links {
  display: flex;
  gap: 14px;
  align-items: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  font-family: 'Source Sans 3', sans-serif;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.btn:hover {
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: var(--paper);
  padding: 15px 28px;
}

.btn-primary:hover {
  background: var(--accent-hover);
  color: var(--paper);
}

.btn-secondary {
  border: 1px solid var(--ink);
  color: var(--ink);
  padding: 14px 28px;
}

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

.hero-meta {
  font-family: 'Source Sans 3', sans-serif;
  font-size: 13px;
  color: var(--muted-2);
  margin-top: 24px;
}

.hero h1.long-title {
  font-size: 48px;
  letter-spacing: -0.005em;
}

/* ── Home hero ───────────────────────────────────────────── */

.home-hero {
  padding-top: 72px;
  padding-bottom: 88px;
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 72px;
  align-items: center;
}

.home-hero-photo {
  width: 280px;
  aspect-ratio: 685 / 900;
  box-shadow: 0 24px 48px -12px rgba(33, 29, 26, 0.35), 0 4px 12px rgba(33, 29, 26, 0.18);
}

.home-hero-photo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.home-hero h1 {
  font-size: 60px;
  line-height: 1.02;
  margin: 0 0 12px;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.home-hero .subtitle {
  font-size: 23px;
  font-style: italic;
  color: var(--muted);
  margin-bottom: 24px;
}

.home-hero .synopsis {
  font-size: 18px;
  line-height: 1.6;
  color: var(--ink-soft);
  margin: 0;
  max-width: 56ch;
}

/* ── Books ───────────────────────────────────────────────── */

.books {
  border-top: 1px solid var(--rule);
}

.books .wrap {
  padding: 96px 32px;
}

.books .eyebrow {
  margin-bottom: 56px;
}

.book-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px 72px;
}

.book-card {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 28px;
}

.book-card .cover {
  width: 140px;
  height: 210px;
  box-shadow: 0 16px 32px -10px rgba(33, 29, 26, 0.3), 0 4px 10px rgba(33, 29, 26, 0.15);
}

.book-card .cover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.book-card .book-meta {
  font-family: 'Source Sans 3', sans-serif;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted-2);
  margin-bottom: 10px;
}

.book-card h3 {
  font-size: 23px;
  font-weight: 500;
  margin: 0 0 4px;
  line-height: 1.2;
}

.book-card .book-subtitle {
  font-style: italic;
  color: var(--muted);
  font-size: 15.5px;
  margin-bottom: 12px;
}

.book-card p.book-blurb {
  font-size: 15.5px;
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 0 0 14px;
}

.book-card .learn-more {
  font-family: 'Source Sans 3', sans-serif;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ── Research ────────────────────────────────────────────── */

.research {
  background: var(--dark);
  color: var(--paper);
}

.research .wrap {
  padding: 96px 32px 104px;
}

.research .eyebrow {
  color: var(--accent-soft);
  margin-bottom: 16px;
}

.research h2 {
  font-size: 44px;
  font-weight: 500;
  margin: 0 0 24px;
  max-width: 22ch;
  line-height: 1.1;
}

.research-intro {
  font-size: 17px;
  line-height: 1.6;
  color: var(--dark-body);
  max-width: 68ch;
  margin: 0 0 64px;
}

.research-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px 0;
}

.research-item {
  border-left: 1px solid var(--dark-rule);
  padding: 0 36px 8px 28px;
  margin-left: -1px;
}

.research-item .tag {
  font-family: 'Source Sans 3', sans-serif;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--accent-soft);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.research-item .title {
  font-size: 19px;
  font-weight: 600;
  margin-bottom: 10px;
  line-height: 1.25;
}

.research-item .body {
  font-size: 15px;
  line-height: 1.55;
  color: var(--dark-body);
}

.research-note {
  margin-top: 56px;
  padding-top: 32px;
  border-top: 1px solid var(--dark-rule);
  font-size: 15px;
  line-height: 1.6;
  color: var(--dark-body);
  max-width: 68ch;
}

.research-note a {
  color: var(--accent-soft);
}

/* ── More books cross-link ──────────────────────────────────*/

.more-books {
  border-top: 1px solid var(--rule);
}

.more-books .wrap {
  padding: 72px 32px;
}

.more-books .eyebrow {
  margin-bottom: 32px;
}

.more-books-card {
  display: flex;
  gap: 28px;
  align-items: center;
  text-decoration: none;
  color: inherit;
  max-width: 560px;
}

.more-books-card .cover {
  width: 80px;
  height: 120px;
  flex-shrink: 0;
  box-shadow: 0 12px 24px -8px rgba(33, 29, 26, 0.3);
}

.more-books-card .cover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.more-books-title {
  font-size: 21px;
  font-weight: 500;
  color: var(--ink);
}

.more-books-card:hover .more-books-title {
  color: var(--accent-hover);
  text-decoration: underline;
}

.more-books-sub {
  font-style: italic;
  color: var(--muted);
  font-size: 15px;
  margin-top: 4px;
}

/* ── About ───────────────────────────────────────────────── */

.about {
  border-top: 1px solid var(--rule);
}

.about .wrap {
  padding: 88px 32px;
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 72px;
}

.about .eyebrow {
  padding-top: 8px;
}

.about .lede {
  font-size: 26px;
  line-height: 1.4;
  margin: 0 0 32px;
  font-weight: 500;
}

.about .columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  font-size: 17.5px;
  line-height: 1.6;
  color: var(--ink-soft);
}

.about .columns p {
  margin: 0;
}

/* ── Timeline ────────────────────────────────────────────── */

.timeline {
  background: var(--dark);
  color: var(--paper);
}

.timeline .wrap {
  padding: 96px 32px 104px;
}

.timeline .eyebrow {
  color: var(--accent-soft);
  margin-bottom: 16px;
}

.timeline h2 {
  font-size: 44px;
  font-weight: 500;
  margin: 0 0 64px;
  max-width: 20ch;
  line-height: 1.1;
}

.timeline-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 64px 0;
}

.timeline-event {
  border-left: 1px solid var(--dark-rule);
  padding: 0 36px 8px 28px;
  margin-left: -1px;
}

.timeline-event .date {
  font-family: 'Source Sans 3', sans-serif;
  font-size: 15px;
  font-weight: 700;
  color: var(--accent-soft);
  letter-spacing: 0.06em;
  margin-bottom: 14px;
}

.timeline-event .title {
  font-size: 21px;
  font-weight: 600;
  margin-bottom: 10px;
  line-height: 1.25;
}

.timeline-event .body {
  font-size: 16px;
  line-height: 1.55;
  color: var(--dark-body);
}

/* ── Praise ──────────────────────────────────────────────── */

.praise .wrap {
  padding: 96px 32px;
}

.praise .eyebrow {
  margin-bottom: 56px;
}

.praise-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px 72px;
}

.praise-grid blockquote {
  margin: 0 0 20px;
  font-size: 24px;
  line-height: 1.45;
  font-style: italic;
}

.praise-grid .attribution {
  font-family: 'Source Sans 3', sans-serif;
  font-size: 14px;
  color: var(--muted);
}

.praise-grid .attribution strong {
  font-weight: 600;
  color: var(--ink);
}

/* ── Author ──────────────────────────────────────────────── */

.author {
  border-top: 1px solid var(--rule);
}

.author .wrap {
  padding: 88px 32px;
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 64px;
  align-items: start;
}

.author-photo {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  overflow: hidden;
}

.author-photo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.author-bio .eyebrow {
  margin-bottom: 16px;
}

.author-bio h2 {
  font-size: 34px;
  font-weight: 500;
  margin: 0 0 18px;
}

.author-bio p {
  font-size: 18px;
  line-height: 1.6;
  color: var(--ink-soft);
  margin: 0;
  max-width: 62ch;
}

/* ── Footer ──────────────────────────────────────────────── */

footer {
  background: var(--dark);
}

footer .wrap {
  padding: 48px 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

footer .colophon {
  color: var(--dark-body);
  font-size: 16px;
  font-style: italic;
}

footer .press-link {
  font-family: 'Source Sans 3', sans-serif;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-soft);
  font-weight: 600;
}

footer .press-link:hover {
  color: var(--paper);
}

/* ── Responsive ──────────────────────────────────────────── */

@media (max-width: 860px) {
  .hero {
    grid-template-columns: 1fr;
    padding-top: 48px;
  }

  .hero-cover {
    width: 240px;
    height: 360px;
    margin: 0 auto;
  }

  .hero h1 {
    font-size: 48px;
  }

  .about .wrap,
  .author .wrap,
  .home-hero {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .home-hero-photo {
    width: 200px;
    margin: 0 auto;
  }

  .home-hero h1 {
    font-size: 44px;
  }

  .about .columns,
  .praise-grid,
  .book-grid {
    grid-template-columns: 1fr;
  }

  .timeline-grid,
  .research-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .timeline-event,
  .research-item {
    border-left: none;
    border-top: 1px solid var(--dark-rule);
    padding: 28px 0 0;
    margin-left: 0;
  }

  .hero h1.long-title {
    font-size: 36px;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 38px;
  }

  .hero .subtitle {
    font-size: 21px;
  }

  .hero h1.long-title {
    font-size: 30px;
  }

  .book-card {
    grid-template-columns: 1fr;
  }

  .book-card .cover {
    width: 120px;
    height: 180px;
  }
}