:root {
  color-scheme: light;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #20262e;
  background: #f5f6f8;
  line-height: 1.65;
}
* { box-sizing: border-box; }
body { margin: 0; }
a { color: #164f89; text-underline-offset: 0.15em; }
a:hover { text-decoration-thickness: 0.15em; }
a:focus-visible { outline: 3px solid #a74900; outline-offset: 4px; }
header, main, footer { width: min(100% - 2rem, 52rem); margin-inline: auto; }
header { padding-block: 1.5rem 1rem; }
.brand { color: #20262e; font-size: 1.25rem; font-weight: 700; }
nav { display: flex; flex-wrap: wrap; gap: 0.65rem 1.25rem; margin-top: 0.75rem; }
main { padding: clamp(1.25rem, 4vw, 2.5rem); background: #fff; border-radius: 0.75rem; }
h1 { font-size: clamp(1.8rem, 5vw, 2.4rem); line-height: 1.25; margin-top: 0; }
h2 { font-size: 1.35rem; line-height: 1.4; margin-top: 2rem; }
p, li { overflow-wrap: anywhere; }
li + li { margin-top: 0.6rem; }
ul { padding-left: 1.4rem; }
footer { padding-block: 1.5rem; font-size: 0.9rem; color: #505b68; }
@media (max-width: 28rem) {
  header, main, footer { width: min(100% - 1rem, 52rem); }
}