:root {
  --bg: #1b1712;
  --bg-panel: #24201a;
  --text: #ecdfc8;
  --text-dim: #b3a488;
  --accent: #c9a24b;
  --border: #3a3226;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 260px;
  flex-shrink: 0;
  background: var(--bg-panel);
  border-right: 1px solid var(--border);
  padding: 16px;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.brand {
  display: block;
  font-size: 1.2rem;
  font-weight: bold;
  color: var(--accent);
  text-decoration: none;
  margin-bottom: 16px;
}

.search-box { position: relative; margin-bottom: 20px; }

#search-input {
  width: 100%;
  padding: 8px 10px;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 4px;
  font-family: inherit;
}

#search-results {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 4px;
  z-index: 10;
  max-height: 320px;
  overflow-y: auto;
  display: none;
}

#search-results.active { display: block; }

#search-results a {
  display: block;
  padding: 8px 10px;
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

#search-results a:hover { background: var(--bg); }
#search-results a small { display: block; color: var(--text-dim); }

.nav-group h3 {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  margin: 16px 0 6px;
}

.nav-group ul { list-style: none; padding: 0; margin: 0; }
.nav-group li { margin: 2px 0; }

.nav-group a {
  color: var(--text);
  text-decoration: none;
  font-size: 0.92rem;
}

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

.content {
  flex: 1;
  padding: 32px 48px;
  max-width: 860px;
}

article h1 { color: var(--accent); border-bottom: 2px solid var(--border); padding-bottom: 8px; }
article h2 { color: var(--accent); margin-top: 2em; }
article h3 { color: var(--text-dim); }

table {
  border-collapse: collapse;
  width: 100%;
  margin: 1em 0;
}

th, td {
  border: 1px solid var(--border);
  padding: 6px 10px;
  text-align: left;
}

th { background: var(--bg-panel); color: var(--accent); }

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

footer {
  margin-top: 3em;
  padding-top: 1em;
  border-top: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 0.85rem;
}

.index-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
  margin-top: 24px;
}

.card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  text-decoration: none;
  color: var(--text);
}

.card span { color: var(--text-dim); font-size: 0.85rem; }
.card:hover { border-color: var(--accent); }

@media (max-width: 720px) {
  .layout { flex-direction: column; }
  .sidebar { width: 100%; height: auto; position: static; }
  .content { padding: 20px; }
}