:root { color-scheme: light; font-family: "Malgun Gothic", system-ui, sans-serif; color: #17324c; background: #f6fafb; }
* { box-sizing: border-box; }
body { margin: 0; line-height: 1.8; }
main { width: min(100% - 32px, 800px); margin: 32px auto; padding: clamp(20px, 5vw, 48px); background: #fff; border: 1px solid #d8e5eb; border-radius: 16px; }
nav, footer { display: flex; flex-wrap: wrap; gap: 12px 24px; }
a { color: #006d75; text-underline-offset: 3px; overflow-wrap: anywhere; }
a:focus-visible { outline: 3px solid #008b91; outline-offset: 4px; border-radius: 2px; }
h1 { font-size: clamp(24px, 5vw, 34px); line-height: 1.4; margin: 24px 0 12px; }
h2 { font-size: 21px; line-height: 1.5; margin: 32px 0 12px; }
p, ul { margin: 12px 0; }
ul { padding-left: 24px; }
li + li { margin-top: 8px; }
code { font-size: .92em; overflow-wrap: anywhere; }
.intro { font-size: 18px; }
.date { font-size: 14px; color: #526779; }
.notice { padding: 16px 20px; background: #edf7f7; border-left: 3px solid #008b91; border-radius: 4px; }
footer { margin-top: 32px; padding-top: 20px; border-top: 1px solid #d8e5eb; }
@media (prefers-contrast: more) { :root { color: #000; background: #fff; } a { color: #004e55; } .date { color: #222; } }