:root {
  color-scheme: light;
  --ink: #181a1f;
  --paper: #f7f5ee;
  --line: #d9d5ca;
  --orange: #e95724;
  --muted: #62656c;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.6 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

header, main, footer {
  width: min(760px, calc(100% - 36px));
  margin: 0 auto;
}

header { padding: 36px 0 22px; }
main { padding-bottom: 48px; }
footer {
  border-top: 1px solid var(--line);
  padding: 20px 0 42px;
  color: var(--muted);
  font-size: 14px;
}

h1, h2 { line-height: 1.15; }
h1 { margin: 14px 0 8px; font-size: clamp(32px, 8vw, 48px); }
h2 { margin-top: 32px; font-size: 21px; }
p, li { max-width: 70ch; }
a { color: var(--orange); }

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
  margin-top: 18px;
  font-size: 14px;
  font-weight: 700;
}

.brand {
  font-weight: 900;
  letter-spacing: 0;
}

.meta {
  color: var(--muted);
  font-size: 14px;
}

.panel {
  margin: 20px 0;
  border: 1px solid var(--line);
  background: #fff;
  padding: 18px;
}

code {
  background: #eeece4;
  padding: 2px 5px;
}