:root {
  --bg: #05060c;
  --midnight: #0a1228;
  --ink: #e8edf6;
  --muted: #9aa3b5;
  --silver: #c9d0dc;
  --electric: #5ce1ff;
  --blue: #3b9eff;
  --violet: #8b5cf6;
  --glass: rgba(255, 255, 255, 0.06);
  --glass-strong: rgba(255, 255, 255, 0.1);
  --line: rgba(201, 208, 220, 0.22);
  --danger: #e8a0a0;
  --ok: #8ee4c0;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  --radius: 22px;
  --max: 1180px;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Iowan Old Style", Palatino, "Palatino Linotype", "Book Antiqua", Georgia, serif;
  background:
    radial-gradient(1200px 700px at 85% -10%, rgba(139, 92, 246, 0.22), transparent 55%),
    radial-gradient(900px 600px at -10% 20%, rgba(59, 158, 255, 0.18), transparent 50%),
    radial-gradient(800px 500px at 50% 120%, rgba(92, 225, 255, 0.08), transparent 50%),
    linear-gradient(180deg, var(--bg), var(--midnight) 45%, #070914);
  color: var(--ink);
  min-height: 100vh;
  line-height: 1.55;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--electric); text-decoration: none; }
a:hover { color: #fff; }
.wrap { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }

header.nav {
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(5, 6, 12, 0.62);
  border-bottom: 1px solid var(--line);
}
header.nav .wrap {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 0;
  gap: 24px;
}
.wordmark {
  font-size: 15px;
  letter-spacing: 0.42em;
  font-weight: 600;
  color: var(--silver);
  text-transform: uppercase;
}
.wordmark span { color: var(--electric); }
nav.links { display: flex; gap: 22px; flex-wrap: wrap; }
nav.links a { color: var(--silver); font-size: 0.95rem; letter-spacing: 0.08em; text-transform: uppercase; }
nav.links a[aria-current="page"] { color: #fff; border-bottom: 1px solid var(--electric); padding-bottom: 2px; }

.hero { padding: 92px 0 48px; text-align: center; }
.hero .mark {
  font-size: clamp(42px, 9vw, 104px);
  letter-spacing: 0.18em;
  font-weight: 600;
  margin: 0;
  background: linear-gradient(90deg, #fff, var(--silver), var(--electric));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.tagline {
  margin: 18px 0 0;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--silver);
  font-size: clamp(12px, 1.8vw, 16px);
}
.lede { max-width: 720px; margin: 28px auto 0; color: var(--muted); font-size: 1.12rem; }

.glass {
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.featured {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 36px;
  padding: 28px;
  align-items: center;
  margin: 28px 0 64px;
}
.featured img, .featured .cover {
  width: 220px; border-radius: 14px;
  box-shadow: 0 16px 40px rgba(0,0,0,0.5);
  border: 1px solid var(--line);
}
.kicker { letter-spacing: 0.28em; text-transform: uppercase; color: var(--electric); font-size: 12px; margin: 0 0 8px; }
.featured h2 { font-size: clamp(28px, 4vw, 44px); margin: 0 0 8px; }
.featured p { color: var(--muted); margin: 0 0 18px; }
.btn {
  display: inline-block;
  padding: 12px 20px;
  border-radius: 999px;
  border: 1px solid rgba(92, 225, 255, 0.45);
  background: linear-gradient(180deg, rgba(92,225,255,0.16), rgba(139,92,246,0.12));
  color: #fff;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 13px;
}
.btn:hover { border-color: #fff; }
.btn.ghost { background: transparent; color: var(--silver); }

.section-title { font-size: 1.6rem; margin: 0 0 8px; letter-spacing: 0.04em; }
.section-sub { color: var(--muted); margin: 0 0 24px; }

.divisions {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 72px;
}
.div-card {
  padding: 22px 18px 18px;
  min-height: 132px;
  display: flex; flex-direction: column; justify-content: space-between;
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.div-card:hover { transform: translateY(-3px); border-color: rgba(92,225,255,0.45); }
.div-card h3 { margin: 0; font-size: 1.15rem; }
.pill {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--silver);
  width: fit-content;
}
.pill.live { border-color: rgba(142, 228, 192, 0.5); color: var(--ok); }
.pill.soon { color: var(--muted); }
.pill.us { border-color: rgba(92,225,255,0.5); color: var(--electric); }
.pill.free { border-color: rgba(201,208,220,0.4); }

.split, .policy { padding: 28px; margin-bottom: 40px; }
.split h2, .policy h2 { margin-top: 0; }
.policy p, .split p { color: var(--muted); }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 22px;
  margin: 28px 0 64px;
}
.book-card { padding: 12px 12px 16px; display: flex; flex-direction: column; gap: 10px; color: inherit; }
.book-card:hover { color: inherit; border-color: rgba(92,225,255,0.45); }
.book-card .cover { width: 100%; aspect-ratio: 2/3; object-fit: cover; border-radius: 12px; border: 1px solid var(--line); background: #0a1228; }
.book-card h3 { margin: 0; font-size: 1rem; line-height: 1.3; }
.book-card .by { margin: 0; color: var(--muted); font-size: 0.9rem; font-style: italic; }
.meta-row { display: flex; flex-wrap: wrap; gap: 6px; }

.book-detail {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 40px;
  padding: 28px 0 72px;
}
.book-detail .cover { width: 100%; border-radius: 16px; border: 1px solid var(--line); box-shadow: var(--shadow); }
.book-detail h1 { margin: 0 0 8px; font-size: clamp(28px, 4vw, 48px); }
.rights { color: var(--muted); font-size: 0.95rem; }
.rights.geo { color: #f0d9a0; }

footer {
  border-top: 1px solid var(--line);
  padding: 28px 0 48px;
  color: var(--muted);
  font-size: 0.92rem;
}
footer .wrap { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

.coming {
  padding: 48px 28px;
  text-align: center;
  margin: 24px 0 72px;
}
.coming h1 { margin-top: 0; }

.filters { display: flex; gap: 10px; flex-wrap: wrap; margin: 8px 0 8px; }
.filters button {
  background: transparent; color: var(--silver);
  border: 1px solid var(--line); border-radius: 999px;
  padding: 6px 12px; cursor: pointer; font: inherit; font-size: 0.9rem;
}
.filters button[aria-pressed="true"] { border-color: var(--electric); color: #fff; }

.admin { padding: 32px 0 72px; }
.admin-grid { display: grid; grid-template-columns: 240px 1fr; gap: 24px; }
.cover-choices { display: flex; gap: 12px; flex-wrap: wrap; }
.cover-choices figure { margin: 0; width: 140px; }
.cover-choices img { border-radius: 10px; border: 1px solid var(--line); cursor: pointer; }
.cover-choices figcaption { font-size: 12px; color: var(--muted); }

@media (max-width: 800px) {
  .featured, .book-detail, .admin-grid { grid-template-columns: 1fr; }
  .featured img, .featured .cover { width: 180px; }
  header.nav .wrap { flex-direction: column; align-items: flex-start; }
}