:root {
  --bg: #fafafa;
  --fg: #1a1a1a;
  --muted: #666666;
  --accent: #2f6fed;
  --border: #e2e2e2;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111214;
    --fg: #ededed;
    --muted: #9a9a9a;
    --accent: #6ea8ff;
    --border: #2a2b2e;
  }
}

* {
  box-sizing: border-box;
}

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

.page {
  max-width: 640px;
  margin: 0 auto;
  padding: 4rem 1.5rem 3rem;
}

h1 {
  font-size: 2rem;
  margin: 0 0 0.75rem;
}

h2 {
  font-size: 1.25rem;
  margin: 2.5rem 0 1rem;
}

.roles {
  color: var(--muted);
  font-size: 0.95rem;
  margin: 0 0 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.roles span[aria-hidden] {
  color: var(--border);
}

p {
  margin: 0 0 1rem;
}

a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.15s ease;
}

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

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

.about li {
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--border);
}

.about li:last-child {
  border-bottom: none;
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  font-size: 0.95rem;
}

.links a {
  color: var(--fg);
  font-weight: 600;
}

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

.links .disabled {
  color: var(--muted);
  cursor: not-allowed;
  font-weight: 600;
}