:root {
  --bg: #0e1116;
  --surface: #161b22;
  --line: #2d333b;
  --ink: #c9d1d9;
  --soft: #8b949e;
  --accent: #58a6ff;
  --warn: #d29922;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: ui-monospace, "SFMono-Regular", "Cascadia Mono", Menlo, monospace;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
}

.wrap { max-width: 720px; margin: 0 auto; padding: 0 1.2rem; }

header {
  padding: 2rem 0 1rem;
  border-bottom: 1px solid var(--line);
}

header h1 {
  margin: 0;
  font-size: 1.4rem;
  font-weight: 600;
}

header h1::before { content: "$ "; color: var(--accent); }

header p.tagline {
  margin: 0.4rem 0 0;
  color: var(--soft);
  font-size: 0.9rem;
}

nav {
  padding: 0.6rem 0;
  font-size: 0.88rem;
  border-bottom: 1px solid var(--line);
}

nav a {
  margin-right: 1.4rem;
  color: var(--accent);
  text-decoration: none;
}

nav a:hover { text-decoration: underline; }

main { padding: 1.6rem 0 4rem; }

article {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1rem 1.2rem;
  margin-bottom: 1.2rem;
}

article h2 {
  margin: 0 0 0.2rem;
  font-size: 1.05rem;
  font-weight: 600;
}

article h2 a { color: var(--ink); text-decoration: none; }
article h2 a:hover { color: var(--accent); }

article time {
  display: block;
  color: var(--soft);
  font-size: 0.78rem;
  margin-bottom: 0.7rem;
}

article p { margin: 0 0 0.6rem; }

article pre {
  background: #0a0d12;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 0.7rem 0.9rem;
  overflow-x: auto;
  font-size: 0.85rem;
  margin: 0.6rem 0;
}

article code:not(pre code) {
  background: #0a0d12;
  padding: 0.1rem 0.35rem;
  border-radius: 3px;
  font-size: 0.88em;
  color: var(--warn);
}

footer {
  padding: 1rem 0;
  border-top: 1px solid var(--line);
  text-align: center;
  font-size: 0.78rem;
  color: var(--soft);
}