:root { color-scheme: light dark; }
* { box-sizing: border-box; }
body {
  margin: 0; padding: 0 24px 80px;
  font: 17px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  color: #16161a; background: #fbfbfd;
}
@media (prefers-color-scheme: dark) { body { color: #ededf0; background: #0d0d10; } }
main { max-width: 720px; margin: 0 auto; }
header { padding: 72px 0 40px; }
h1 { font-size: 40px; line-height: 1.15; margin: 0 0 10px; letter-spacing: -0.02em; }
h2 { font-size: 22px; margin: 40px 0 10px; letter-spacing: -0.01em; }
.tag { font-size: 19px; opacity: .68; margin: 0; }
a { color: #b0791f; }
ul { padding-left: 20px; }
li { margin: 6px 0; }
footer { margin-top: 64px; font-size: 14px; opacity: .6; }
.note { border-left: 3px solid #b0791f; padding: 2px 0 2px 16px; margin: 24px 0; opacity: .9; }