:root {
  --fg:#111827;
  --muted:#4b5563;
  --line:#e5e7eb;
}

* { box-sizing:border-box; }

body {
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial;
  color:var(--fg);
  line-height:1.55;
}

.container {
  max-width: 820px;
  margin: 0 auto;
  padding: 32px 20px 40px;
}

.hero h1 {
  margin: 0 0 6px;
  font-size: 42px;
  letter-spacing: -0.02em;
}

.subtitle {
  margin: 0 0 14px;
  color: var(--muted);
}

.bio {
  margin: 0;
  max-width: 640px;
}

.section {
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.project h3 {
  margin: 0 0 6px;
}

.muted {
  color: var(--muted);
}

.links a {
  color: var(--muted);
  text-decoration: none;
}

.links a:hover {
  text-decoration: underline;
}