:root {
  --bg: #FFFFFF;
  --text: #111111;
  --text-body: #222222;
  --text-meta: #888888;
  --text-muted: #AAAAAA;
  --accent: #235CF3;
  --rule: #D8D8D8;
  --link-line: #CCCCCC;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111111;
    --text: #E8E8E8;
    --text-body: #D0D0D0;
    --text-meta: #777777;
    --text-muted: #555555;
    --accent: #235CF3;
    --rule: #2A2A2A;
    --link-line: #444444;
  }
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: light dark;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Inter', -apple-system, system-ui, sans-serif;
  background: var(--bg);
  color: var(--text-body);
  margin: 0;
  padding: 0;
  line-height: 1.7;
  border-top: 3px solid var(--accent);
}

::selection {
  background: var(--text);
  color: var(--bg);
}

main {
  max-width: 640px;
  margin: 0 auto;
  padding: 120px 24px 40px;
}

h1 {
  font-size: 20px;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text);
  margin: 0 0 48px 0;
  line-height: 1.4;
}

p {
  margin: 0 0 1.2em 0;
}

hr {
  border: none;
  border-top: 1px solid var(--rule);
  margin: 80px 0;
}

a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--link-line);
  transition: text-decoration-color 0.2s ease;
}

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

.contact {
  margin: 0;
}

footer {
  max-width: 640px;
  margin: 0 auto;
  padding: 80px 24px 40px;
}

footer p {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin: 0;
}

@media (max-width: 640px) {
  main {
    padding-top: 80px;
  }

  hr {
    margin: 56px 0;
  }

  footer {
    padding-top: 56px;
  }
}