:root{--bg:#0a0a0b;--surface:#131316;--surface-2:#1b1b1f;--border:#232327;--border-strong:#34343a;--highlight:#ffffff0a;--text:#f2f2f3;--text-2:#a6a6ad;--text-3:#82828b;--blue:#3b6cff;--blue-hover:#5a85ff;--blue-soft:#14203f;--blue-on-soft:#5a85ff;--blue-ink:#fff;--orange:#ff7a1a;--orange-hover:#ff9247;--orange-soft:#3a2211;--orange-ink:#0a0a0b;--red:#ff5c5c;--red-soft:#3b1616;--critical-on:#ff5c5c;--focus:0 0 0 3px #3b6cff73;--shadow:none;--radius:12px}@media (prefers-color-scheme:light){:root:not([data-theme=dark]){--bg:#f5f5f7;--surface:#fff;--surface-2:#f1f1f4;--border:#e4e4e9;--border-strong:#c9c9d1;--highlight:transparent;--text:#0a0a0b;--text-2:#4e4e57;--text-3:#6b6b74;--blue:#2a5be8;--blue-hover:#1f4bcc;--blue-soft:#e6ecff;--blue-on-soft:#2a5be8;--orange:#f26b1d;--orange-hover:#db5c12;--orange-soft:#fdebdd;--red:#d92d20;--red-soft:#fee4e2;--critical-on:#a11a1a;--shadow:0 1px 2px #0a0a0b0d;--focus:0 0 0 3px #2a5be859}}:root[data-theme=dark]{--bg:#0a0a0b;--surface:#131316;--surface-2:#1b1b1f;--border:#232327;--border-strong:#34343a;--highlight:#ffffff0a;--text:#f2f2f3;--text-2:#a6a6ad;--text-3:#82828b;--blue:#3b6cff;--blue-hover:#5a85ff;--blue-soft:#14203f;--blue-on-soft:#5a85ff;--orange:#ff7a1a;--orange-hover:#ff9247;--orange-soft:#3a2211;--red:#ff5c5c;--red-soft:#3b1616;--critical-on:#ff5c5c;--shadow:none;--focus:0 0 0 3px #3b6cff73}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;margin:0;font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:16px;line-height:1.5}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}:focus-visible{box-shadow:var(--focus);border-radius:6px;outline:none}h1,h2,h3{letter-spacing:-.01em;margin:0;font-weight:600;line-height:1.15}h2{font-size:28px}h3{font-size:17px}p{margin:0}.num{font-variant-numeric:tabular-nums;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-weight:500}.skip{background:var(--blue);color:#fff;border-radius:8px;padding:8px 12px;position:absolute;top:8px;left:-999px}.skip:focus{z-index:100;left:16px}.wrap{max-width:1080px;margin:0 auto;padding:0 16px}section{padding:64px 0}@media (width>=760px){section{padding:96px 0}h2{font-size:36px}}header{z-index:20;background:color-mix(in srgb, var(--bg) 86%, transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);position:sticky;top:0}.nav{justify-content:space-between;align-items:center;gap:16px;height:60px;display:flex}.brand{color:var(--text);align-items:center;gap:10px;font-size:17px;font-weight:600;display:flex}.brand:hover{text-decoration:none}.mark{background:var(--blue);border-radius:7px;flex:none;width:26px;height:26px;position:relative}.mark:after{content:"";opacity:.9;background:#000;border-radius:3px;width:12px;height:12px;position:absolute;top:7px;left:7px}.links{gap:24px;font-size:14px;display:none}.links a{color:var(--text-2)}.links a:hover{color:var(--text);text-decoration:none}@media (width>=900px){.links{display:flex}}.navcta{align-items:center;gap:10px;display:flex}.navcta .signin{color:var(--text-2);font-size:14px}.btn{cursor:pointer;border:1px solid #0000;border-radius:10px;justify-content:center;align-items:center;width:100%;min-height:48px;padding:0 20px;font-size:15px;font-weight:600;text-decoration:none;display:inline-flex}.btn:hover{text-decoration:none}.btn-primary{background:var(--blue);color:var(--blue-ink)}.btn-primary:hover{filter:brightness(1.08)}.btn-secondary{color:var(--text);border-color:var(--border);background:0 0}.btn-secondary:hover{background:var(--surface-2)}.btn-orange{background:var(--orange);color:var(--orange-ink)}.btn-sm{width:auto;min-height:40px;padding:0 14px;font-size:14px}@media (width>=600px){.btn{width:auto}}.hero{padding:56px 0 48px}.hero-grid{gap:40px;display:grid}@media (width>=900px){.hero{padding:96px 0 80px}.hero-grid{grid-template-columns:1.05fr 1fr;align-items:center;gap:56px}}.hero h1{letter-spacing:-.025em;font-size:40px}@media (width>=760px){.hero h1{font-size:56px}}.hero .lede{color:var(--text-2);max-width:34em;margin-top:20px;font-size:18px}.hero .actions{flex-direction:column;gap:12px;margin-top:28px;display:flex}@media (width>=600px){.hero .actions{flex-direction:row}}.hero .fine{color:var(--text-3);margin-top:16px;font-size:13px}.device{width:100%;max-width:400px;margin:0 auto}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:inset 0 1px 0 var(--highlight), var(--shadow);padding:16px}.card+.card{margin-top:12px}.row{justify-content:space-between;align-items:center;gap:12px;display:flex}.label{letter-spacing:.06em;color:var(--text-3);font-size:11px;font-weight:500}.pill{background:var(--surface-2);color:var(--text-2);white-space:nowrap;border-radius:999px;padding:4px 9px;font-size:11px;font-weight:500}.pill-critical{background:var(--red-soft);color:var(--critical-on)}.pill-blue{background:var(--blue-soft);color:var(--blue-on-soft)}.card h3{margin-top:10px;font-size:17px}.card .body{color:var(--text-2);margin-top:6px;font-size:13px}.card .meta{color:var(--text-3);margin-top:10px;font-size:12px}.evidence{border-top:1px solid var(--border);margin-top:12px}.evidence .row{border-bottom:1px solid var(--border);padding:9px 0;font-size:13px}.evidence .row span:first-child{color:var(--text-3)}.evidence .row:last-child{border-bottom:0}.card .btn{margin-top:14px}.flow{gap:6px;margin-top:14px;padding:0;list-style:none;display:flex}.flow li{color:var(--text-3);flex:1;padding-top:10px;font-size:11px;position:relative}.flow li:before{content:"";background:var(--border);border-radius:2px;height:3px;position:absolute;top:0;left:0;right:0}.flow li.done{color:var(--text-2)}.flow li.done:before{background:var(--blue)}.flow li.trade.done:before{background:var(--orange)}.flow li.now{color:var(--text)}.flow-control{justify-content:flex-end;display:flex}.flow-control button{font:inherit;color:var(--text-3);cursor:pointer;background:0 0;border:0;align-items:center;min-height:44px;padding:10px 0;font-size:12px;text-decoration:underline;display:inline-flex}.flow-control button:hover{color:var(--text-2)}.flow-control[hidden]{display:none}.why{border-top:1px solid var(--border)}.why .cols{gap:24px;max-width:720px;display:grid}.why p{color:var(--text-2);font-size:18px}.why p.strong{color:var(--text)}.why .evidence-line{color:var(--text-3);border-left:2px solid var(--blue);padding-left:14px;font-size:14px}.features{border-top:1px solid var(--border)}.feat-grid{gap:12px;margin-top:32px;display:grid}@media (width>=760px){.feat-grid{grid-template-columns:1fr 1fr}}.feat{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);box-shadow:inset 0 1px 0 var(--highlight), var(--shadow);padding:20px}.feat h3{font-size:17px}.feat p{color:var(--text-2);margin-top:8px;font-size:14px}.feat .detail{color:var(--text-3);margin-top:8px;font-size:13px}.feat.trade{border-color:color-mix(in srgb, var(--orange) 35%, var(--border))}.who{border-top:1px solid var(--border)}.who p{color:var(--text-2);max-width:36em;margin-top:16px;font-size:18px}.seg{flex-wrap:wrap;gap:10px;margin-top:24px;display:flex}.seg a{border:1px solid var(--border);color:var(--text);background:var(--surface);border-radius:10px;padding:10px 14px;font-size:14px}.seg a:hover{background:var(--surface-2);text-decoration:none}.pricing{border-top:1px solid var(--border)}.price-grid{gap:24px;margin-top:24px;display:grid}@media (width>=760px){.price-grid{grid-template-columns:1fr 1fr;align-items:center;gap:48px}}.price{letter-spacing:-.03em;font-size:64px;font-weight:600;line-height:1}.price small{color:var(--text-2);letter-spacing:0;font-size:18px;font-weight:400}.price-lines{color:var(--text-2);gap:8px;margin:16px 0 0;padding:0;font-size:16px;list-style:none;display:grid}.price-lines li:before{content:"";background:var(--blue);vertical-align:middle;border-radius:2px;width:8px;height:8px;margin-right:12px;display:inline-block}.calc{padding:20px}.calc label{color:var(--text-3);margin-bottom:8px;font-size:13px;display:block}.calc input{border:1px solid var(--border);background:var(--surface-2);width:100%;height:48px;color:var(--text);border-radius:10px;padding:0 14px;font-family:inherit;font-size:20px}.calc .out{grid-template-columns:1fr 1fr;gap:12px;margin-top:14px;display:grid}.calc .out div{border:1px solid var(--border);border-radius:10px;padding:12px}.calc .out .label{margin-bottom:4px;display:block}.calc .out .num{font-size:22px}.systems{border-top:1px solid var(--border)}.systems p{color:var(--text-2);max-width:36em;margin-top:16px;font-size:18px}.systems .more{margin-top:16px}.faq{border-top:1px solid var(--border)}.faq details{border-bottom:1px solid var(--border);padding:18px 0}.faq details:first-of-type{border-top:1px solid var(--border);margin-top:24px}.faq summary{cursor:pointer;justify-content:space-between;gap:16px;font-size:17px;font-weight:600;list-style:none;display:flex}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";color:var(--text-3);font-weight:400}.faq details[open] summary:after{content:"−"}.faq details p{color:var(--text-2);max-width:38em;margin-top:10px}.cta{border-top:1px solid var(--border)}.cta .box{border:1px solid var(--border);background:var(--surface);box-shadow:inset 0 1px 0 var(--highlight), var(--shadow);border-radius:16px;gap:20px;padding:32px 20px;display:grid}@media (width>=760px){.cta .box{grid-template-columns:1fr auto;align-items:center;padding:40px}}.cta p{color:var(--text-2);margin-top:10px}footer{border-top:1px solid var(--border);color:var(--text-3);padding:32px 0 48px;font-size:13px}footer .cols{flex-wrap:wrap;gap:16px 28px;margin-bottom:16px;display:flex}footer a{color:var(--text-2)}@media (prefers-reduced-motion:no-preference){.flow li:before{transition:background .5s}.card .btn,.pill{transition:opacity .4s}}