:root{--bar:#0C0C0C;--bg:#161718;--card:#232526;--brand:#007A93;--hi:#8CC3CE;--text:#F2F2F2;--muted:#A0A4A8}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:17px/1.6 Lexend,system-ui,-apple-system,sans-serif}
a{color:var(--hi)}a:hover{color:#fff}
:focus-visible{outline:3px solid var(--hi);outline-offset:2px;border-radius:4px}
.skip{position:absolute;left:-999px;top:0;background:var(--brand);color:#fff;padding:.6rem 1rem;z-index:10}
.skip:focus{left:0}
header.site,footer.site{background:var(--bar)}
header.site .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.5rem 1rem;padding:.75rem 1.25rem}
.brand{display:flex;align-items:center;gap:.6rem;color:var(--text);text-decoration:none;font-weight:700;font-size:1.1rem}
.brand img{width:40px;height:40px}
nav ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:.25rem .9rem}
nav a{text-decoration:none;color:var(--text);padding:.35rem 0;display:inline-block}
nav a[aria-current=page]{color:var(--hi);border-bottom:2px solid var(--hi)}
.wrap{max-width:60rem;margin:0 auto}
main{padding:2rem 1.25rem 3rem}
main.narrow{max-width:44rem;margin:0 auto}
h1{font-size:2rem;line-height:1.2;margin:.2rem 0 1rem}
h2{font-size:1.35rem;margin:2rem 0 .5rem}
h3{font-size:1.1rem;margin:0 0 .3rem}
.muted{color:var(--muted)}
.hero{text-align:center;padding:1rem 0 1.5rem}
.hero img{width:120px;height:120px}
.lead{font-size:1.15rem;color:var(--text)}
.badge{display:inline-block;background:var(--brand);color:#fff;font-weight:700;padding:.45rem 1rem;border-radius:999px;margin:.3rem}
.btn{display:inline-block;background:var(--brand);color:#fff;font-weight:700;text-decoration:none;padding:.75rem 1.3rem;border-radius:10px;margin-top:.5rem}
.btn:hover{background:#00687D;color:#fff}
.grid{display:grid;grid-template-columns:1fr;gap:1rem;margin-top:1rem}
@media(min-width:720px){.grid{grid-template-columns:repeat(3,1fr)}h1{font-size:2.4rem}}
.card{background:var(--card);border-radius:14px;padding:1.1rem 1.2rem}
.card p{margin:.2rem 0 0;color:var(--muted)}
.note{background:var(--card);border-left:4px solid var(--hi);padding:.8rem 1rem;border-radius:8px}
details{background:var(--card);border-radius:10px;padding:.8rem 1rem;margin:.6rem 0}
summary{cursor:pointer;font-weight:700}
footer.site .wrap{padding:1.5rem 1.25rem;color:var(--muted);font-size:.95rem}
footer.site ul{list-style:none;padding:0;margin:0 0 .6rem;display:flex;flex-wrap:wrap;gap:.4rem 1.2rem}