:root{--bg:#070a0e;--surface:#121620;--surface-2:#1a1f2b;--line:#2a313d;--text:#eef4f8;--muted:#8a95a3;--accent:#6ec3e6;--accent-ink:#04141c;--r:14px;--r-sm:9px;--r-pill:999px;--maxw:720px}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html{scroll-behavior:smooth}body{margin:0;min-height:100%;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,system-ui,sans-serif;font-weight:400;line-height:1.75;overscroll-behavior-y:none;-webkit-font-smoothing:antialiased}body:before{content:"";position:fixed;inset:0 0 auto 0;height:60vh;pointer-events:none;z-index:-1;background:radial-gradient(80% 70% at 50% -10%,rgba(110,195,230,.08),transparent 70%)}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.mono{font-family:ui-monospace,SF Mono,Menlo,Consolas,monospace;font-variant-numeric:tabular-nums}.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}.site-header{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;max-width:var(--maxw);margin:0 auto}.brand{display:flex;align-items:center;gap:10px;font-weight:600;font-size:16px;color:var(--text)}.brand:hover{text-decoration:none}.brand img{width:26px;height:26px;border-radius:7px}.brand span{color:var(--muted);font-weight:400}.site-nav{display:flex;gap:18px;font-size:14px}.site-nav a{color:var(--muted)}.site-nav a:hover{color:var(--text)}.hero{text-align:center;padding:40px 20px 28px;max-width:var(--maxw);margin:0 auto}.hero img.mark{width:108px;height:108px;border-radius:24px;margin-bottom:22px;box-shadow:0 20px 60px #0000008c,0 0 0 1px #bedef014}.hero h1{font-size:30px;line-height:1.3;letter-spacing:-.02em;margin:0 0 12px;font-weight:700}.hero h1 .acc{color:var(--accent)}.hero p.lead{font-size:16px;color:var(--muted);margin:0 auto 26px;max-width:30em}.cta-row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 22px;border-radius:var(--r-pill);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer}.btn:hover{text-decoration:none}.btn-primary{background:var(--accent);color:var(--accent-ink);box-shadow:0 4px 18px #6ec3e647}.btn-ghost{background:transparent;color:var(--text);border-color:var(--line)}.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}main{padding-bottom:48px}section{padding:28px 0}h2{font-size:21px;letter-spacing:-.01em;margin:0 0 16px}h3{font-size:16px;margin:24px 0 8px}p{margin:0 0 14px}.muted{color:var(--muted)}.cards{display:grid;gap:14px;grid-template-columns:1fr}@media(min-width:640px){.cards{grid-template-columns:repeat(3,1fr)}}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:18px;box-shadow:inset 0 1px #d6ecf80a}.card h3{margin:0 0 6px;font-size:15px;color:var(--text)}.card p{margin:0;font-size:13px;color:var(--muted);line-height:1.7}.steps{list-style:none;counter-reset:step;padding:0;margin:0;display:grid;gap:14px}.steps li{position:relative;padding:16px 18px 16px 56px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r)}.steps li:before{counter-increment:step;content:counter(step);position:absolute;left:16px;top:16px;width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;background:var(--accent);color:var(--accent-ink)}.steps li b{display:block;margin-bottom:2px}.steps li p{margin:0;font-size:13px;color:var(--muted)}.faq details{border:1px solid var(--line);border-radius:var(--r);background:var(--surface);padding:0 18px;margin-bottom:10px}.faq summary{cursor:pointer;padding:15px 0;font-weight:600;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";color:var(--accent);font-size:18px;line-height:1}.faq details[open] summary:after{content:"−"}.faq details>p{margin:0 0 16px;font-size:14px;color:var(--muted)}.note{background:var(--surface-2);border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:var(--r-sm);padding:14px 16px;font-size:14px;color:var(--text);margin:18px 0}.site-footer{border-top:1px solid var(--line);margin-top:24px;padding:24px 20px calc(28px + env(safe-area-inset-bottom))}.site-footer .wrap{display:flex;flex-wrap:wrap;gap:14px 22px;align-items:center;justify-content:space-between}.site-footer nav{display:flex;gap:18px;flex-wrap:wrap;font-size:14px}.site-footer nav a{color:var(--muted)}.site-footer nav a:hover{color:var(--text)}.site-footer .copy{font-size:12px;color:var(--muted)}.page-head{padding:24px 0 4px}.page-head h1{font-size:26px;letter-spacing:-.01em;margin:0 0 8px}.page-head p{color:var(--muted);margin:0}.back{font-size:14px;color:var(--muted)}