:root {
  --bg: #0d1117;
  --surface: #161b22;
  --border: #30363d;
  --text: #e6edf3;
  --muted: #9198a1;
  --accent: #58a6ff;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.6;
  font-size: 17px;
}

.wrapper {
  max-width: 720px;
  margin: 0 auto;
  padding: 3rem 1.25rem 4rem;
}

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

a:hover,
a:focus {
  text-decoration: underline;
}

.intro {
  text-align: center;
  margin-bottom: 3rem;
}

.avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border);
}

h1 {
  font-size: 2rem;
  margin: 1rem 0 0.5rem;
}

.tagline {
  color: var(--text);
  font-weight: 600;
  margin: 0 auto 1rem;
  max-width: 34rem;
}

.lede {
  color: var(--muted);
  text-align: left;
  margin: 0 auto 1rem;
  max-width: 34rem;
}

h2 {
  font-size: 1.25rem;
  margin: 2.5rem 0 1rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--border);
}

.items {
  list-style: none;
  padding: 0;
  margin: 0;
}

.items li {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.25rem;
  margin-bottom: 0.75rem;
  color: var(--muted);
}

.items li strong,
.items li a {
  color: var(--text);
  font-weight: 600;
}

.items li a {
  color: var(--accent);
}

.tags {
  list-style: none;
  padding: 0;
  margin: 0 0 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tags li {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.2rem 0.7rem;
  font-size: 0.85rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color: var(--accent);
}

.contact {
  margin-top: 3rem;
}

.links {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem;
  display: flex;
  gap: 1.5rem;
}

.copyright {
  color: var(--muted);
  font-size: 0.9rem;
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #ffffff;
    --surface: #f6f8fa;
    --border: #d0d7de;
    --text: #1f2328;
    --muted: #59636e;
    --accent: #0969da;
  }
}