:root{color-scheme:dark;--bg:#0d141c;--panel:#15212d;--line:#293b4b;--text:#edf5fa;--muted:#a6b8c7;--mint:#71e7bf;--blue:#8ec7ff}
*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 82% 0%,#193743 0,transparent 45%),var(--bg);color:var(--text);font:16px/1.6 "Segoe UI",system-ui,sans-serif}
.wrap{width:min(1040px,calc(100% - 40px));margin:auto}header{border-bottom:1px solid var(--line)}header .wrap{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.brand{color:var(--text);font-weight:750}.brand b{color:var(--mint)}nav{display:flex;gap:20px}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}a[aria-current]{color:var(--mint)}main{padding:58px 0}h1,h2,p{margin:0 0 16px}h1{font-size:clamp(2.25rem,6vw,4rem);line-height:1.05;letter-spacing:-.055em}h2{font-size:1.2rem}.intro,small,footer{color:var(--muted)}.intro{max-width:60ch;font-size:1.08rem}.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:32px 0 16px}.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:22px}.value{font-size:2rem;color:var(--mint);display:block;font-variant-numeric:tabular-nums}.split{display:grid;grid-template-columns:1fr 1fr;gap:16px}.card p:last-child{margin-bottom:0}footer{border-top:1px solid var(--line);padding:20px 0}details+details{border-top:1px solid var(--line);margin-top:12px;padding-top:12px}summary{cursor:pointer;color:var(--mint)}details p{margin:10px 0 0}li+li{margin-top:8px}@media(max-width:680px){main{padding:36px 0}.grid,.split{grid-template-columns:1fr}.card{padding:16px}}