:root {
  --text: #1a1a1a;
  --bg: #fafaf8;
  --accent: #2d5016;
  --muted: #666;
  --border: #ddd;
  --max-width: 720px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: Georgia, "Times New Roman", serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1rem;
}

header {
  border-bottom: 3px double var(--text);
  padding-bottom: 1rem;
  margin-bottom: 2rem;
  text-align: center;
}

header h1 { font-size: 2.2rem; letter-spacing: 0.05em; text-transform: uppercase; }
header p { color: var(--muted); font-style: italic; margin-top: 0.25rem; }

nav { margin-top: 0.5rem; font-family: sans-serif; font-size: 0.85rem; }
nav a { color: var(--accent); text-decoration: none; margin: 0 0.5rem; }
nav a:hover { text-decoration: underline; }

main { margin-bottom: 3rem; }

article { margin-bottom: 2.5rem; }
article h2 { font-size: 1.4rem; margin-bottom: 0.25rem; }
article h2 a { color: var(--text); text-decoration: none; }
article h2 a:hover { color: var(--accent); }

.meta {
  font-family: sans-serif;
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.meta .tag {
  display: inline-block;
  background: #eee;
  padding: 0.1rem 0.4rem;
  border-radius: 3px;
  margin-right: 0.25rem;
  font-size: 0.75rem;
}

.summary { color: #333; }

article.full .body h2 { font-size: 1.2rem; margin: 1.5rem 0 0.5rem; }
article.full .body p { margin-bottom: 1rem; }
article.full .body ul, article.full .body ol { margin: 0.5rem 0 1rem 1.5rem; }
article.full .body li { margin-bottom: 0.3rem; }
article.full .body strong { color: var(--text); }

.sources {
  font-family: sans-serif;
  font-size: 0.8rem;
  border-top: 1px solid var(--border);
  padding-top: 0.75rem;
  margin-top: 1.5rem;
}

.sources h3 { font-size: 0.85rem; margin-bottom: 0.4rem; }
.sources a { color: var(--accent); }

footer {
  border-top: 1px solid var(--border);
  padding-top: 1rem;
  font-family: sans-serif;
  font-size: 0.8rem;
  color: var(--muted);
  text-align: center;
}

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

/* Toggle button */
.view-toggle {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 0.3rem 0.8rem;
  border-radius: 4px;
  font-family: sans-serif;
  font-size: 0.8rem;
  cursor: pointer;
  margin-left: 0.5rem;
  vertical-align: middle;
}
.view-toggle:hover { opacity: 0.85; }

/* Agent mode dark theme */
body.agent-mode {
  background: #0d1117;
  color: #c9d1d9;
}
body.agent-mode header { border-bottom-color: #30363d; }
body.agent-mode header h1 a { color: #58a6ff !important; }
body.agent-mode header p { color: #8b949e; }
body.agent-mode nav a { color: #58a6ff; }
body.agent-mode .view-toggle { background: #58a6ff; color: #0d1117; }
body.agent-mode footer { border-top-color: #30363d; color: #8b949e; }
body.agent-mode footer a { color: #58a6ff; }

/* Agent view layout */
.agent-view {
  font-family: 'SF Mono', 'Fira Code', Menlo, Monaco, monospace;
  font-size: 0.85rem;
  line-height: 1.5;
}
.agent-view h2 {
  color: #58a6ff;
  font-size: 1.1rem;
  margin: 1.5rem 0 0.75rem;
  padding-bottom: 0.3rem;
  border-bottom: 1px solid #30363d;
}

/* Endpoint grid */
.endpoint-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}
.endpoint-card {
  display: block;
  background: #161b22;
  border: 1px solid #30363d;
  border-radius: 6px;
  padding: 0.75rem;
  text-decoration: none;
  color: #c9d1d9;
  transition: border-color 0.15s;
}
.endpoint-card:hover { border-color: #58a6ff; }
.endpoint-label {
  display: block;
  font-weight: bold;
  color: #58a6ff;
  font-size: 0.8rem;
  margin-bottom: 0.25rem;
}
.endpoint-card code {
  display: block;
  color: #7ee787;
  margin-bottom: 0.3rem;
}
.endpoint-desc {
  display: block;
  font-size: 0.75rem;
  color: #8b949e;
}

/* Agent article cards */
.agent-card {
  background: #161b22;
  border: 1px solid #30363d;
  border-radius: 6px;
  padding: 1rem;
  margin-bottom: 0.75rem;
}
.agent-card-header { margin-bottom: 0.4rem; }
.agent-label { color: #d2a8ff; font-weight: bold; }
.agent-value { color: #a5d6ff; }
.agent-card-meta {
  margin-bottom: 0.3rem;
  color: #8b949e;
}
.agent-card-meta code {
  color: #7ee787;
  font-size: 0.8rem;
}
.agent-tag {
  display: inline-block;
  background: #1f2937;
  padding: 0.1rem 0.4rem;
  border-radius: 3px;
  margin-right: 0.2rem;
  color: #7ee787;
  font-size: 0.75rem;
}
.agent-card-summary {
  margin: 0.5rem 0;
  font-size: 0.8rem;
}
.agent-card-links { margin-top: 0.5rem; }
.agent-card-links a {
  color: #58a6ff;
  text-decoration: none;
  margin-right: 0.75rem;
}
.agent-card-links a:hover { text-decoration: underline; }
.agent-card-links code { font-size: 0.75rem; }
.agent-sources {
  margin-top: 0.4rem;
  font-size: 0.75rem;
  color: #8b949e;
}
.agent-sources a { color: #58a6ff; }