:root {
  --bg: #08090d;
  --panel: #11131a;
  --panel-soft: #171a23;
  --text: #f4f0e8;
  --muted: #b9b0a4;
  --line: rgba(244, 240, 232, 0.16);
  --accent: #d7b98a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Georgia, 'Times New Roman', serif;
  background: radial-gradient(circle at 20% 0%, #151927 0%, var(--bg) 42%);
  color: var(--text);
  line-height: 1.5;
}

img { max-width: 100%; display: block; }
a { color: inherit; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 18px clamp(20px, 5vw, 72px);
  border-bottom: 1px solid var(--line);
  background: rgba(8, 9, 13, 0.88);
  backdrop-filter: blur(10px);
}

.brand {
  font-size: 1.05rem;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
}

.nav {
  display: flex;
  gap: 22px;
  font-size: 0.92rem;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
}

.nav a:hover { color: var(--text); }

.hero {
  min-height: calc(100vh - 70px);
  display: grid;
  grid-template-columns: minmax(260px, 0.72fr) minmax(420px, 1fr);
  align-items: center;
  gap: clamp(32px, 5vw, 72px);
  padding: clamp(40px, 6vw, 88px) clamp(20px, 5vw, 72px);
}

.hero-copy h1,
.page-head h1,
.book-hero h1 {
  font-size: clamp(2.3rem, 5vw, 5.4rem);
  line-height: 0.95;
  margin: 0 0 24px;
  font-weight: 400;
}

.hero-copy p,
.page-head p,
.lede {
  color: var(--muted);
  max-width: 620px;
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
}

.eyebrow {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
  margin: 0 0 14px;
}

.button,
.text-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin-top: 20px;
  text-decoration: none;
}

.button {
  padding: 11px 18px;
  border: 1px solid var(--accent);
  color: var(--bg);
  background: var(--accent);
  font-family: Arial, sans-serif;
  font-size: 0.86rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.text-link {
  color: var(--muted);
  font-family: Arial, sans-serif;
  font-size: 0.9rem;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: center;
}

.field-grid {
  width: min(52vw, 780px);
  min-width: 0;
  aspect-ratio: 1 / 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  justify-self: center;
}

.cell {
  position: relative;
  background: #22242d;
  overflow: hidden;
  border: 1px solid var(--line);
}

.cell.empty { background: #151821; }

.cell img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 700ms ease, transform 900ms ease;
}

.cell.changing img {
  opacity: 0;
  transform: scale(1.03);
}

.intro,
.page,
.book-page {
  padding: clamp(44px, 6vw, 88px) clamp(20px, 5vw, 72px);
}

.intro {
  border-top: 1px solid var(--line);
  background: rgba(255,255,255,0.02);
}

.intro h2,
.book-description h2,
.specs h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 400;
  margin: 0 0 12px;
}

.intro p,
.book-description p {
  max-width: 760px;
  color: var(--muted);
}

.page-head {
  max-width: 760px;
  margin-bottom: 40px;
}

.book-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 26px;
}

.book-card {
  display: block;
  padding: 16px;
  background: var(--panel);
  border: 1px solid var(--line);
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease;
}

.book-card:hover {
  transform: translateY(-3px);
  border-color: rgba(215, 185, 138, 0.7);
}

.book-card img,
.placeholder-image {
  aspect-ratio: 1 / 1;
  width: 100%;
  object-fit: cover;
  background: var(--panel-soft);
}

.placeholder-image,
.placeholder-hero {
  display: grid;
  place-items: center;
  color: var(--muted);
  border: 1px solid var(--line);
  font-family: Arial, sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.82rem;
}

.book-card h2 {
  font-size: 1.35rem;
  font-weight: 400;
  margin: 16px 0 6px;
}

.book-card p {
  color: var(--muted);
  margin: 0;
  font-size: 0.98rem;
}

.book-hero {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) minmax(320px, 0.9fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
  margin-bottom: 64px;
}

.hero-image {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border: 1px solid var(--line);
  background: var(--panel);
}

.book-description,
.specs {
  max-width: 860px;
  margin-bottom: 52px;
}

.interior-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-bottom: 56px;
}

.interior-grid img {
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border: 1px solid var(--line);
}

dl {
  display: grid;
  gap: 12px;
  margin: 0;
}

dl div {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 18px;
  border-top: 1px solid var(--line);
  padding-top: 12px;
}

dt {
  color: var(--accent);
  font-family: Arial, sans-serif;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

dd {
  margin: 0;
  color: var(--muted);
}

.site-footer {
  padding: 26px clamp(20px, 5vw, 72px);
  color: var(--muted);
  border-top: 1px solid var(--line);
}

@media (max-width: 900px) {
  .hero,
  .book-hero {
    grid-template-columns: 1fr;
  }

  .field-grid {
    width: min(92vw, 640px);
  }

  .book-grid,
  .interior-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
  }

  .nav { gap: 16px; }

  .hero { padding-top: 34px; }

  .field-grid {
    width: 100%;
    gap: 6px;
  }

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

  dl div {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}

.placeholder-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.placeholder-gallery div,
.placeholder-hero {
  border: 1px solid var(--line);
  background: linear-gradient(135deg, var(--panel), var(--panel-soft));
  color: var(--muted);
  display: grid;
  place-items: center;
  min-height: 220px;
  text-align: center;
  letter-spacing: 0.04em;
}
.placeholder-hero span {
  font-size: .9rem;
  opacity: .7;
  letter-spacing: 0;
}
@media (max-width: 760px) {
  .placeholder-gallery { grid-template-columns: 1fr; }
}