:root {
  --bg: #0f1115;
  --fg: #e6e6e6;
  --muted: #9aa0a6;
  --accent: #7aa2f7;
  --card: #171a21;
  --border: #262a33;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f7f7f8;
    --fg: #1a1a1a;
    --muted: #5f6368;
    --accent: #2f5fd6;
    --card: #ffffff;
    --border: #e3e5e8;
  }
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 2rem 1rem;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

.card {
  width: 100%;
  max-width: 28rem;
  padding: 2.5rem 2rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 1rem;
  text-align: center;
}

h1 {
  margin: 0 0 0.25rem;
  font-size: 2rem;
  letter-spacing: -0.02em;
}

.tagline {
  margin: 0 0 1.5rem;
  color: var(--muted);
}

.bio {
  margin: 0 0 1.75rem;
  text-align: left;
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.9em;
  padding: 0.1em 0.35em;
  border-radius: 0.3em;
  background: var(--bg);
}

.links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
}

.links a {
  display: inline-block;
  padding: 0.5rem 1rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--fg);
  text-decoration: none;
  transition: border-color 0.15s, color 0.15s;
}

.links a:hover,
.links a:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
}

footer {
  margin-top: 1.5rem;
  color: var(--muted);
  font-size: 0.85rem;
}