:root{--ink:#0f1b2d;--muted:#55627a;--bg:#f6f8fc;--card:#fff;--line:#e2e8f2;--brand:#1f5eff;--brand-ink:#1747c7;--accent:#00b386;--band:#0f1b2d;--band-ink:#e8eefc}
@media (prefers-color-scheme:dark){:root{--ink:#e8eefc;--muted:#9aa8c2;--bg:#0b1220;--card:#121b2e;--line:#22304a;--brand:#5b8cff;--brand-ink:#8fb0ff;--accent:#2fd6a6;--band:#16233c;--band-ink:#e8eefc}}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
a{color:var(--brand-ink)}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}.prose{max-width:740px}
.top{background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.bar{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:60px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:8px;font-weight:800;font-size:1.2rem;color:var(--ink);text-decoration:none;letter-spacing:-.02em}
.dot{width:14px;height:14px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--accent))}
nav{display:flex;gap:2px;flex-wrap:wrap}nav a{color:var(--ink);text-decoration:none;padding:6px 10px;border-radius:8px;font-size:.95rem}
nav a[aria-current]{background:var(--line)}
main{padding:32px 20px 56px}
h1{font-size:clamp(1.9rem,5.2vw,2.8rem);line-height:1.12;margin:.15em 0 .45em;letter-spacing:-.025em}
h2{font-size:1.45rem;margin:1.8em 0 .55em;letter-spacing:-.01em}h3{font-size:1.1rem;margin:1.5em 0 .3em}
ul{padding-left:1.2em}li{margin:.4em 0}
.eyebrow{color:var(--accent);font-weight:700;text-transform:uppercase;letter-spacing:.08em;font-size:.8rem;margin:0}
.lead{font-size:1.18rem;color:var(--muted);max-width:640px}
.hero{padding:28px 0 4px}
.btn{display:inline-block;background:var(--brand);color:#fff;text-decoration:none;font-weight:700;padding:12px 20px;border-radius:999px;margin:4px 6px 4px 0}
.btn.ghost{background:transparent;color:var(--brand-ink);border:2px solid var(--brand)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px 20px;position:relative}
.card h3{margin:0 0 .3em}.card p{margin:0;color:var(--muted)}
.card.link{text-decoration:none;color:var(--ink);transition:border-color .15s,transform .15s}.card.link:hover{border-color:var(--brand);transform:translateY(-2px)}
.num{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:50%;background:var(--brand);color:#fff;font-weight:800;font-size:.9rem;margin-bottom:8px}
.band{background:var(--band);color:var(--band-ink);border-radius:20px;padding:8px 24px 18px;margin-top:40px}.band a{color:#9fc0ff}.band h2{margin-top:.8em}
.note{color:var(--muted);font-size:.92rem;border-left:3px solid var(--line);padding-left:12px}
footer{border-top:1px solid var(--line);background:var(--card);padding:24px 0;font-size:.92rem}footer p{margin:.4em 0}.fine{color:var(--muted)}