:root {
  color-scheme: light;
  --ink: #071f2b;
  --paper: #f7f5f0;
  --line: #d4dbda;
  --accent: #ad460c;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font:
    18px/1.65 system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
}
header,
main,
footer {
  max-width: 780px;
  margin: auto;
  padding: 28px 24px;
}
header {
  border-bottom: 1px solid var(--line);
}
header a {
  font-weight: 750;
  text-decoration: none;
  color: var(--ink);
}
nav {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  margin-top: 12px;
}
nav a {
  font-size: 16px;
  font-weight: 500;
}
h1 {
  font-size: clamp(32px, 7vw, 48px);
  line-height: 1.1;
  letter-spacing: -0.035em;
  margin: 12px 0 20px;
}
h2 {
  font-size: 24px;
  line-height: 1.25;
  margin: 36px 0 12px;
}
p,
ul,
ol {
  margin: 12px 0 20px;
}
li {
  margin: 8px 0;
}
a {
  color: var(--accent);
  text-underline-offset: 4px;
}
a:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 5px;
}
.meta {
  font-size: 15px;
  color: #52636c;
}
.note {
  padding: 18px 20px;
  background: #e8efec;
  border-left: 4px solid #26666b;
  border-radius: 4px;
}
footer {
  border-top: 1px solid var(--line);
  font-size: 15px;
  margin-top: 32px;
  padding-bottom: 48px;
}
.skip {
  position: absolute;
  top: -80px;
  left: 20px;
  background: var(--paper);
  padding: 8px;
}
.skip:focus {
  top: 8px;
}