:root {
  --bg: #16181a;
  --panel: #1f2226;
  --line: #33383e;
  --fg: #e9e6e0;
  --fg-dim: #a0a49c;
  --accent: #c8a24a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 0 20px 60px;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.5 system-ui, "Segoe UI", Roboto, Arial, sans-serif;
}

.head {
  max-width: 1100px;
  margin: 0 auto;
  padding: 48px 0 32px;
  border-bottom: 1px solid var(--line);
}

.head h1 {
  margin: 0 0 6px;
  font-size: 30px;
  letter-spacing: -0.01em;
}

.head p {
  margin: 0;
  color: var(--fg-dim);
}

main {
  max-width: 1100px;
  margin: 0 auto;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 24px;
  padding: 32px 0;
}

.card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  color: inherit;
  text-decoration: none;
}

.card img {
  width: 100%;
  height: auto;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 4px;
  /* Náznak hřbetu, ať obálka vypadá jako kniha, ne jako obrázek. */
  box-shadow: inset 10px 0 14px -10px rgba(0, 0, 0, .55), 0 10px 20px -12px rgba(0, 0, 0, .8);
  transition: transform .18s ease, box-shadow .18s ease;
}

.card:hover img {
  transform: translateY(-4px);
  box-shadow: inset 10px 0 14px -10px rgba(0, 0, 0, .55), 0 16px 26px -12px rgba(0, 0, 0, .9);
  border-color: var(--accent);
}

.card strong {
  margin-top: 10px;
  font-size: 15px;
  font-weight: 600;
}

.card span {
  color: var(--fg-dim);
  font-size: 13px;
}

.empty {
  padding: 60px 0;
  color: var(--fg-dim);
  text-align: center;
}

code {
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--panel);
  font-size: 13px;
}

.foot {
  max-width: 1100px;
  margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  color: var(--fg-dim);
  font-size: 13px;
}

.foot a { color: var(--accent); }

@media (prefers-reduced-motion: reduce) {
  .card img { transition: none; }
}