:root {
  --fg: #1a1a1a;
  --fg-muted: #555;
  --bg: #fdfdfd;
  --link: #0055cc;
  --link-hover: #003d99;
  --border: #ddd;
  --max-width: 640px;
}

color-scheme: light;

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

body {
  font-family: "IBM Plex Mono", "Fira Code", "Consolas", monospace;
  font-size: 15px;
  line-height: 1.7;
  color: var(--fg);
  background: var(--bg);
  padding: 3rem 1.5rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

a {
  color: var(--link);
  text-decoration: none;
}

a:hover {
  color: var(--link-hover);
  text-decoration: underline;
}

nav {
  margin-bottom: 3rem;
}

nav a {
  margin-right: 1.5rem;
}

h1 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

h2 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-top: 2.5rem;
  margin-bottom: 0.75rem;
}

h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-top: 1.5rem;
  margin-bottom: 0.25rem;
}

p {
  margin-bottom: 1rem;
}

.tagline {
  color: var(--fg-muted);
  margin-bottom: 2rem;
}

.section {
  margin-bottom: 2.5rem;
}

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

ul li {
  margin-bottom: 0.75rem;
}

ul li::before {
  content: "- ";
  color: var(--fg-muted);
}

.post-date, .project-meta {
  color: var(--fg-muted);
  font-size: 0.85rem;
}

hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2rem 0;
}

footer {
  margin-top: 4rem;
  color: var(--fg-muted);
  font-size: 0.85rem;
}

article {
  margin-bottom: 2rem;
}

article h3 a {
  color: var(--fg);
}

article h3 a:hover {
  color: var(--link);
}

.back {
  display: inline-block;
  margin-bottom: 2rem;
}