:root{--ink: #17162b;--ink-soft: #4b4a63;--ink-muted: #676581;--accent: #1f3a8a;--accent-deep: #172b66;--accent-shadow: rgba(31, 58, 138, .28);--tint: #e9edf8;--soft-bg: #f7f6f9;--paper: #ffffff;--line: #e6e4ee;--radius: 16px;--wrap: 44rem;--font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;font-family:var(--font);font-size:1.0625rem;line-height:1.55;color:var(--ink);background:var(--paper)}h1,h2,h3{line-height:1.15;margin:0 0 .6em;letter-spacing:-.01em;text-wrap:balance}h1{font-size:clamp(2rem,7vw,3rem);font-weight:700}h2{font-size:clamp(1.5rem,4vw,1.9rem);font-weight:700}h3{font-size:1.15rem;font-weight:650}p{margin:0 0 1em}a{color:var(--ink);text-underline-offset:.15em}a:focus-visible{outline:3px solid var(--accent-deep);outline-offset:3px;border-radius:4px}.wrap{width:min(100% - 2.5rem,var(--wrap));margin-inline:auto}.brand{font-weight:700;font-size:1rem;letter-spacing:.01em;margin:0 0 1.25rem;color:var(--ink)}.brand__by{font-weight:500;color:var(--ink-muted)}.hero{--wrap: 66rem;display:flex;min-height:100vh;min-height:100svh;padding:1.25rem 0 1.5rem;background:linear-gradient(180deg,var(--tint) 0%,var(--paper) 100%)}.hero__grid{display:flex;flex-direction:column}.hero__copy{max-width:40rem}.hero__art{flex:1;display:flex;align-items:center;justify-content:center;margin-top:1.5rem;min-height:0;color:var(--accent)}.hero__art svg{width:auto;height:clamp(100px,18vh,220px);height:clamp(100px,18svh,220px)}.lede{font-size:1.2rem;color:var(--ink-soft);max-width:32rem;margin-bottom:1.5rem}.cta{margin:0 0 .75rem}.cta-note{font-size:.9rem;color:var(--ink-muted);margin:0}.button{display:flex;align-items:center;justify-content:center;width:100%;min-height:56px;padding:.9rem 1.9rem;border-radius:999px;font-weight:650;font-size:1.15rem;line-height:1.2;text-align:center;text-decoration:none;background:var(--accent);color:#fff;box-shadow:0 8px 20px var(--accent-shadow)}.button:hover{background:var(--accent-deep)}.button:focus-visible{outline:3px solid var(--ink);outline-offset:3px}section{padding:3rem 0}.section-lede{color:var(--ink-soft);max-width:36rem}.before{padding:1.5rem 0;background:var(--tint);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.before__title{font-size:.85rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--accent-deep);margin:0 0 .35rem}.before p{margin:0;color:var(--ink-soft);max-width:40rem}.chips{list-style:none;padding:0;margin:1.25rem 0 0;display:flex;flex-wrap:wrap;gap:.6rem}.chip{display:inline-flex;align-items:center;min-height:44px;padding:.55rem 1.1rem;border-radius:999px;background:var(--accent);color:#fff;text-decoration:none;font-weight:600}.chip:hover{background:var(--accent-deep)}.chip:focus-visible{outline:3px solid var(--ink);outline-offset:3px}.how{background:var(--soft-bg)}.steps{list-style:none;padding:0;margin:1.5rem 0 0;display:grid;gap:1.25rem;counter-reset:step}.steps li{counter-increment:step;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:1.5rem 1.5rem 1.25rem 4.25rem;position:relative}.steps li:before{content:counter(step);position:absolute;left:1.5rem;top:1.5rem;width:2rem;height:2rem;border-radius:50%;display:grid;place-items:center;background:var(--accent);color:#fff;font-weight:700}.steps p{margin:0;color:var(--ink-soft)}.quantum{background:var(--tint)}.quantum p{color:var(--ink-soft);max-width:40rem}.quantum__go{margin:0;font-weight:650}.quantum__go a{color:var(--accent-deep)}.know__list{list-style:none;padding:0;margin:1.5rem 0 0;display:grid;gap:1rem}.know__list li{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:1.25rem 1.5rem;color:var(--ink-soft)}.know__list strong{color:var(--ink);display:block;margin-bottom:.2rem}.know__details{margin-top:1rem}.know__details summary{cursor:pointer;font-weight:650;color:var(--ink);padding:1rem 1.5rem;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius)}.know__details summary::marker{color:var(--accent)}.know__details summary:focus-visible{outline:3px solid var(--accent-deep);outline-offset:3px}.know__details[open] summary{border-radius:var(--radius) var(--radius) 0 0;border-bottom:0}.know__details .know__list{margin-top:0;gap:0;border:1px solid var(--line);border-top:0;border-radius:0 0 var(--radius) var(--radius);background:var(--paper)}.know__details .know__list li{border:0;border-top:1px solid var(--line);border-radius:0}.know__more{margin:1.75rem 0 0;color:var(--ink-soft)}.after-hero{position:relative}.cta-bar{position:sticky;bottom:0;z-index:5;padding:.75rem 0;padding-bottom:max(.75rem,env(safe-area-inset-bottom));background:#fffffff5;border-top:1px solid var(--line);box-shadow:0 -8px 24px #17162b14}.cta-bar .button{box-shadow:none}.cta-bar .cta-note{display:none}.site-footer{padding:2.5rem 0 3rem;border-top:1px solid var(--line);font-size:.95rem;color:var(--ink-soft)}.site-footer__contact{margin:0 0 1.25rem}.site-footer__links{display:flex;flex-wrap:wrap;gap:.75rem 1.5rem;margin:1.25rem 0}.site-footer__fine{color:var(--ink-muted);font-size:.875rem;margin:0}@media(min-width:40rem){.button{display:inline-flex;width:auto;min-width:260px}.cta-bar{position:static;padding:3rem 0 4rem;background:transparent;border-top:0;box-shadow:none;text-align:center}.cta-bar .button{box-shadow:0 8px 20px var(--accent-shadow)}.cta-bar .cta-note{display:block;margin-top:.75rem}}@media(min-width:48rem){.hero{min-height:0;padding:5rem 0 4.5rem;align-items:center}.hero__grid{flex-direction:row;align-items:center;justify-content:space-between;gap:3rem}.hero__copy{flex:1 1 34rem}.hero__art{flex:0 0 auto;margin-top:0}.hero__art svg{height:auto;width:clamp(240px,26vw,340px)}h1{font-size:clamp(2.4rem,3.4vw,3.2rem)}section{padding:4rem 0}.before{padding:1.5rem 0}}