:root { color-scheme: light; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: #20252b; background: #f4f5f6; }
* { box-sizing: border-box; }
body { margin: 0; }
main { width: min(100%, 860px); margin: auto; padding: 32px max(20px, env(safe-area-inset-right)) 40px max(20px, env(safe-area-inset-left)); }
header { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 18px; align-items: center; }
a { color: #245c50; text-decoration-thickness: 1px; text-underline-offset: 4px; overflow-wrap: anywhere; }
a:focus-visible { outline: 3px solid #2a8970; outline-offset: 5px; border-radius: 3px; }
.brand { font-size: 20px; font-weight: 700; text-decoration: none; color: #20252b; }
nav { display: flex; flex-wrap: wrap; gap: 12px 18px; }
nav a { display: inline-flex; align-items: center; min-height: 44px; }
[aria-current="page"] { font-weight: 700; color: #173f34; }
.draft { margin-top: 24px; padding: 16px 20px; background: #fff4d7; color: #654b14; border: 1px solid #ead9aa; border-radius: 12px; line-height: 1.7; }
article { margin-top: 24px; padding: clamp(20px, 4vw, 40px); background: #fff; border: 1px solid #e2e5e7; border-radius: 20px; }
h1 { font-size: clamp(27px, 5vw, 36px); line-height: 1.25; margin: 0 0 12px; overflow-wrap: anywhere; }
h2 { font-size: 20px; line-height: 1.4; margin: 30px 0 10px; }
p { font-size: 16px; line-height: 1.85; overflow-wrap: anywhere; margin: 0 0 12px; }
.revision { color: #69727b; font-size: 13px; }
@media (max-width: 400px) { main { padding-top: 20px; } article { border-radius: 14px; } }