body {
  font-family: system-ui, -apple-system, Segoe UI, sans-serif;
  line-height: 1.6;
  color: #0f1720;
  background: #eef1f4;
  margin: 0;
}
main {
  max-width: 760px;
  margin: 40px auto;
  padding: 0 20px;
}
h1 {
  font-size: 2rem;
}
h2 {
  margin-top: 1.8em;
}
code {
  background: #e3e8ee;
  padding: 2px 6px;
  border-radius: 4px;
}
pre {
  background: #0f1720;
  color: #e6edf3;
  padding: 14px;
  border-radius: 8px;
  overflow: auto;
}
pre code {
  background: none;
  padding: 0;
  color: inherit;
}
a {
  color: #2563eb;
}
.links a {
  margin: 0;
}