:root{color-scheme:dark;--bg:#090a0b;--panel:#181a1c;--text:#f2f3f4;--muted:#a3abb0;--accent:#a9d8de;--line:#2b3033}
*{box-sizing:border-box}
html{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
body{margin:0;background:var(--bg);color:var(--text);line-height:1.65}
.shell{min-height:100svh;max-width:820px;margin:0 auto;padding:0 24px;display:flex;flex-direction:column}
.site-header{display:flex;justify-content:space-between;align-items:center;min-height:84px;border-bottom:1px solid var(--line)}
.brand{font-size:1.3rem;font-weight:700;letter-spacing:-.02em;color:var(--text);text-decoration:none}
.site-header nav a{font-size:.95rem}
main{flex:1}
.home{padding:clamp(70px,15vh,150px) 0 100px}
.document{padding:58px 0 90px}
.eyebrow{color:var(--accent);font-size:.75rem;font-weight:700;letter-spacing:.13em;text-transform:uppercase}
h1{font-size:clamp(2.4rem,7vw,4.2rem);line-height:1.1;letter-spacing:-.045em;margin:.25em 0 .45em}
.lead{color:#cad0d3;font-size:1.13rem;max-width:650px}
.document h2{font-size:1.3rem;line-height:1.3;margin:2.2em 0 .55em}
.document h3{font-size:1rem;margin:1.5em 0 .3em}
.document p{max-width:720px}
p{margin:.75em 0}
a{color:var(--accent);text-underline-offset:3px}
a:hover{text-decoration:none}
a:focus-visible{outline:2px solid var(--accent);outline-offset:4px;border-radius:3px}
.cards{display:grid;gap:12px;margin-top:44px}
.card{display:flex;justify-content:space-between;gap:20px;padding:18px 20px;background:var(--panel);border:1px solid var(--line);border-radius:12px;text-decoration:none;font-weight:600}
.card:hover{border-color:var(--accent)}
footer{display:flex;gap:22px;flex-wrap:wrap;padding:24px 0 36px;border-top:1px solid var(--line);color:var(--muted);font-size:.85rem}
footer a{color:var(--muted)}
@media(max-width:500px){.shell{padding:0 18px}.site-header{min-height:70px}.document{padding-top:42px}.home{padding-top:90px}}