:root{--navy:#0f3a5f;--blue:#1a496d;--sky:#dbeaf3;--sky2:#f0f7fb;--coral:#ff7849;--ink:#10202e;--mut:#4a5b6a}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;background:#f7fafc;color:var(--ink);line-height:1.55}
a{color:var(--blue)}
.wrap{max-width:62rem;margin:0 auto;padding:0 1rem}
header.site{background:var(--navy);color:#fff;border-bottom:4px solid var(--coral)}
header.site .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.5rem;padding-top:.7rem;padding-bottom:.7rem}
header.site a{color:#fff;text-decoration:none}
.brand{font-weight:800;font-size:1.15rem;letter-spacing:-.02em}
.brand span{display:block;font-weight:500;font-size:.7rem;text-transform:uppercase;letter-spacing:.12em;color:#b8d6e8}
nav.site a{margin-left:1.1rem;font-size:.86rem;opacity:.92}
nav.site a:hover{opacity:1;text-decoration:underline}
main{background:#fff;max-width:62rem;margin:1.5rem auto;padding:1.5rem 1.6rem 2rem;border:1px solid var(--sky);border-radius:.5rem}
h1{font-size:1.5rem;margin:.2rem 0 .3rem;letter-spacing:-.02em}
h2{font-size:1.08rem;margin-top:1.8rem}
h3{font-size:.98rem;margin-top:1.3rem}
p.lead,.meta{color:var(--mut);font-size:.9rem}
code{background:var(--sky2);padding:.05rem .3rem;border-radius:.2rem;font-size:.88em}
table{border-collapse:collapse;width:100%;margin:.8rem 0;font-size:.9rem}
th,td{text-align:left;padding:.4rem .55rem;border-bottom:1px solid #e3edf4;vertical-align:top}
th{background:var(--sky2);font-weight:600;width:11rem}
td.num{font-variant-numeric:tabular-nums;white-space:nowrap}
blockquote{margin:1rem 0;padding:.6rem 1rem;border-left:4px solid var(--coral);background:var(--sky2);color:var(--ink)}
ul.cards{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(15rem,1fr));gap:.5rem}
ul.cards li{background:var(--sky2);border:1px solid var(--sky);border-radius:.4rem;padding:.5rem .7rem}
ul.cards a{text-decoration:none;font-weight:600}
.sub{color:var(--mut);font-size:.8rem;display:block}
footer.site{background:var(--navy);color:#cfe1ee;font-size:.82rem;margin-top:2rem;padding:1.5rem 0}
footer.site a{color:#e6f1f8}
footer.site .wrap{display:flex;flex-wrap:wrap;gap:1rem 2rem;justify-content:space-between}
footer.site nav a{margin-right:1rem}
.note{background:var(--sky2);border-left:4px solid var(--coral);padding:.7rem .9rem;font-size:.88rem;color:var(--mut);margin:1rem 0}
.tag{display:inline-block;background:var(--sky);color:var(--navy);border-radius:1rem;padding:.1rem .55rem;font-size:.75rem;font-weight:600}
ul{padding-left:1.2rem}