:root{--bg:#eef0f5;--card:#fff;--ink:#0c1630;--muted:#58627a;--line:#d5dae6;--navy:#071228;--gold:#f6a90f;--link:#16285a}
@media (prefers-color-scheme:dark){:root{--bg:#071228;--card:#0e1b39;--ink:#eef1f8;--muted:#9da8c2;--line:#22325a;--link:#f6b01e}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
header{background:var(--navy);padding:20px 16px 14px;text-align:center}
header img{width:170px;height:auto;display:inline-block}
nav{display:flex;justify-content:center;flex-wrap:wrap;gap:6px 18px;margin-top:10px}
nav a{color:#eef1f8;text-decoration:none;font-weight:600;font-size:15px;padding:4px 2px;border-bottom:2px solid transparent}
nav a:hover,nav a[aria-current=page]{border-bottom-color:var(--gold)}
main{max-width:720px;margin:24px auto;padding:0 16px}
article{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:24px 22px}
h1{font-size:30px;line-height:1.15;margin:0 0 4px;letter-spacing:-.01em}
h2{font-size:21px;margin:28px 0 6px}
h3{font-size:17px;margin:20px 0 4px}
article>h2:first-of-type{margin-top:22px}
p{margin:0 0 10px}
.updated{color:var(--muted);font-size:14px;margin-bottom:18px}
.lead{font-size:18px}
a{color:var(--link)}
.cta{display:inline-block;background:var(--gold);color:var(--navy);font-weight:700;text-decoration:none;padding:10px 16px;border-radius:10px;margin:6px 0 4px}
footer{max-width:720px;margin:0 auto 40px;padding:0 16px;color:var(--muted);font-size:14px;text-align:center}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px}