:root{--g:#1C2024;--g2:#252A30;--c:#28E5FD;--t:#F2F4F5;--m:#A9B1B8}
*{box-sizing:border-box}
html{background:var(--g);color:var(--t);font:17px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-text-size-adjust:100%}
body{margin:0}
main,.top,footer{max-width:46rem;margin:0 auto;padding:0 1.25rem}
.top{padding-top:1.25rem;padding-bottom:.5rem}
.brand{display:inline-flex;align-items:center;gap:.6rem;color:var(--t);text-decoration:none;font-weight:700;letter-spacing:.01em}
section{padding:3rem 0;border-top:1px solid var(--g2)}
section.hero{border-top:0;padding-top:4rem}
h1{font-size:clamp(2.2rem,7vw,3.6rem);line-height:1.08;margin:0 0 1rem;letter-spacing:-.02em}
h2{font-size:clamp(1.5rem,4.5vw,2.1rem);line-height:1.2;margin:0 0 1rem;letter-spacing:-.01em;text-wrap:balance}
h3{font-size:1.05rem;margin:1.2rem 0 .3rem;color:var(--c)}
p{margin:.7rem 0;max-width:40rem}
.sub{font-size:1.3rem;color:var(--c);font-weight:600}
.lede{color:var(--t)}
.note,.eyebrow{color:var(--m);font-size:.92rem}
.eyebrow{text-transform:uppercase;letter-spacing:.08em;margin:0 0 .5rem}
.cta{display:inline-block;background:var(--c);color:var(--g);font-weight:700;text-decoration:none;padding:.85rem 1.4rem;border-radius:.6rem;min-height:44px}
.cta:hover{filter:brightness(1.08)}
a{color:var(--c)}
a:focus-visible,summary:focus-visible{outline:3px solid var(--c);outline-offset:3px}
.steps{list-style:none;counter-reset:s;padding:0;margin:0}
.steps li{counter-increment:s;padding-left:3rem;position:relative;margin:0 0 1.2rem}
.steps li::before{content:counter(s);position:absolute;left:0;top:.1rem;width:2.1rem;height:2.1rem;border:2px solid var(--c);border-radius:50%;display:grid;place-items:center;color:var(--c);font-weight:700}
.steps h3{margin-top:0}
.cards{display:grid;gap:1rem}
.cards article{background:var(--g2);border-radius:.8rem;padding:1rem 1.25rem}
.cards h3{margin-top:.2rem}
@media(min-width:48rem){.cards{grid-template-columns:repeat(3,1fr)}main,.top,footer{max-width:62rem}}
details{background:var(--g2);border-radius:.6rem;padding:.8rem 1.1rem;margin:.6rem 0}
summary{cursor:pointer;font-weight:600}
footer{border-top:1px solid var(--g2);padding-top:1.5rem;padding-bottom:3rem;color:var(--m);font-size:.9rem}
@media(prefers-reduced-motion:no-preference){.cta{transition:filter .15s}}