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

* { box-sizing: border-box; }

body {
  max-width: 820px;
  margin: auto;
  padding: 2rem 1.25rem;
  background: #f2f6f5;
  color: #183b45;
  font-size: 1rem;
  line-height: 1.7;
}

h1,
h2 { color: #0b4f5e; }
section { margin: 2rem 0; }
a { color: #087f91; }
a:focus-visible { outline: 3px solid #f2a900; outline-offset: 3px; }