:root{color-scheme:light;--paper:#f7f9fd;--ink:#172642;--blue:#365ee8;--mist:#e3eaf8;--muted:#596a84}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:var(--paper);color:var(--ink);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.65}a{color:var(--blue);text-underline-offset:4px}a:focus-visible{outline:3px solid var(--blue);outline-offset:6px}p{max-width:65ch}.masthead{max-width:1100px;margin:auto;padding:30px 32px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;color:var(--ink);font-weight:700;font-size:25px;letter-spacing:-1px}.mark{display:grid;place-items:center;background:var(--blue);color:white;width:38px;height:38px;border-radius:12px;font-size:24px;font-weight:500}.pilot{font-size:13px;color:var(--muted);background:var(--mist);padding:7px 13px;border-radius:20px}main{max-width:1100px;margin:auto;padding:0 32px}.hero{display:grid;grid-template-columns:1.25fr .75fr;gap:80px;align-items:center;padding:55px 0 85px}.intro h1{font-size:clamp(42px,5.5vw,70px);letter-spacing:-.055em;line-height:1.06;margin:0 0 26px;max-width:8ch}.lead{font-size:22px;line-height:1.45;letter-spacing:-.02em;max-width:26ch;margin:0 0 20px}.intro>p:not(.lead){color:var(--muted);font-size:16px}.download{display:inline-block;background:var(--blue);color:white;text-decoration:none;font-weight:650;padding:16px 23px;border-radius:13px;margin-top:15px;transition:background .15s}.download:hover{background:#2549c9}.intro .small{font-size:13px;line-height:1.7;margin:15px 0}.quiet{font-size:14px}.phone{margin:0;max-width:300px;justify-self:center}.phone img{display:block;width:100%;height:auto;border:7px solid var(--ink);border-radius:34px;background:var(--paper);box-shadow:12px 18px 0 var(--mist)}figcaption{font-size:12px;line-height:1.6;color:var(--muted);margin:27px 8px 0}section h2{font-size:32px;line-height:1.2;letter-spacing:-.035em;margin:0 0 25px}.explain{padding:48px 0 58px;border-top:1px solid #cfdaed;display:grid;grid-template-columns:1fr 1.35fr;gap:60px}.explain h2{max-width:10ch}dl{margin:0}dl>div{padding:16px 0;border-bottom:1px solid var(--mist)}dl>div:first-child{padding-top:0}dt{font-weight:650}dd{margin:5px 0 0;color:var(--muted);font-size:15px}.instructions{padding:50px;background:white;border-radius:22px}.instructions ol{padding-left:22px;margin:0;max-width:70ch}.instructions li{padding-left:10px;margin-bottom:20px;color:var(--muted)}.instructions strong{color:var(--ink)}.note{font-size:14px;border-left:3px solid var(--blue);padding-left:18px;color:var(--muted);margin-top:28px}.limits,.privacy{padding:55px 0 15px}.limits p,.privacy p{font-size:15px;color:var(--muted)}.privacy{padding-top:30px;padding-bottom:65px}footer{max-width:1100px;margin:auto;border-top:1px solid #cfdaed;padding:25px 32px 40px;display:flex;gap:25px;align-items:center;font-size:13px;flex-wrap:wrap}footer>span{margin-right:auto;color:var(--muted)}@media(max-width:720px){.masthead{padding:22px 22px}.pilot{font-size:11px}.brand{font-size:23px}main{padding:0 22px}.hero{grid-template-columns:1fr;gap:40px;padding:35px 0 60px}.intro h1{max-width:12ch;font-size:52px}.lead{font-size:21px}.phone{max-width:255px}.explain{grid-template-columns:1fr;gap:10px;padding:35px 0}.explain h2{max-width:none}.instructions{padding:27px 24px}.instructions li{padding-left:4px}section h2{font-size:28px}footer{padding:24px 22px;gap:18px}footer>span{flex-basis:100%}.download{text-align:center;width:100%;padding:16px 14px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}