:root {
  color-scheme: light dark;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
  margin: 0;
  padding: 0;
  background: #0d1117;
  color: #e6edf3;
}

header,
footer {
  background: #161b22;
  padding: 1.5rem;
}

nav a {
  color: #58a6ff;
  margin-right: 1rem;
  text-decoration: none;
}

main {
  padding: 2rem;
  display: grid;
  gap: 2rem;
}

section {
  background: #1f2430;
  padding: 1.5rem;
  border-radius: 12px;
}

button {
  background: #58a6ff;
  color: #0d1117;
  border: none;
  padding: 0.8rem 1.2rem;
  border-radius: 6px;
  margin-right: 1rem;
  cursor: pointer;
}

code {
  color: #f0883e;
}