:root {
  color-scheme: light dark;
  --text: #1f2328;
  --muted: #59636e;
  --background: #ffffff;
  --accent: #0b6e69;
}

@media (prefers-color-scheme: dark) {
  :root {
    --text: #e6edf3;
    --muted: #9198a1;
    --background: #0d1117;
    --accent: #3fb8af;
  }
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font: 16px/1.5 system-ui, sans-serif;
}

main {
  max-width: 40rem;
  margin: 0 auto;
  padding: 3rem 1rem;
}

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

a {
  color: var(--accent);
}

form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

input,
button {
  padding: 0.5rem;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: transparent;
  color: var(--text);
  font: inherit;
}