:root { --ink:#1c1917; --purple:#5b21b6; --muted:#6b7280; --line:#e7e5e4; }
* { box-sizing: border-box; }
body { margin:0; font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif; color:var(--ink); line-height:1.6; }
.wrap { max-width:720px; margin:0 auto; padding:32px 20px 64px; }
a { color:var(--purple); }
.back { display:inline-block; margin-bottom:20px; font-size:.9rem; }
h1 { font-size:1.7rem; margin:0 0 4px; }
.updated { color:var(--muted); font-size:.85rem; margin:0 0 24px; }
h2 { font-size:1.15rem; margin:28px 0 8px; }
p, li { font-size:.98rem; }
ul { padding-left:1.3em; }
footer { border-top:1px solid var(--line); margin-top:40px; padding-top:20px; color:var(--muted); font-size:.82rem; }
footer a { color:var(--muted); }