:root {
  --accent: #2a5d5d;
  --text: #222;
  --muted: #5a5a5a;
  --bg: #fdfdfc;
  --max-width: 42rem;
  --logo-size: 64px; /* 2x base (32px). Try 96px for 3x. */
  --sidebar-width: 11rem;
}

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.55;
}

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

.sidebar {
  flex: 0 0 var(--sidebar-width);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  padding: 1.5rem 1rem;
  border-right: 1px solid #e5e2dc;
}

.sidebar img.logo {
  height: var(--logo-size);
  width: auto;
}

.sidebar nav {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  width: 100%;
  text-align: center;
}

.sidebar nav a {
  color: var(--text);
  text-decoration: none;
  font-size: 0.95rem;
}

.sidebar nav a:hover, .sidebar nav a:focus {
  color: var(--accent);
  text-decoration: underline;
}

main {
  flex: 1;
  max-width: var(--max-width);
  padding: 0 2rem 4rem;
}

h1 { font-size: 1.6rem; margin-bottom: 0.25rem; }
h2 { font-size: 1.2rem; color: var(--accent); }

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

ul.docs {
  list-style: none;
  padding: 0;
}

ul.docs li {
  margin-bottom: 1rem;
  padding: 0.75rem 1rem;
  border: 1px solid #e5e2dc;
  border-radius: 6px;
}