:root{
  --bg:#ffffff; --bg-alt:#f4f7fa; --ink:#0f172a; --text:#334155; --muted:#64748b; --line:#e2e8f0;
  --accent:#0d9488; --accent-ink:#ffffff; --accent-soft:#ccfbf1;
  --hero:#07111f; --hero-2:#0c1f33; --hero-text:#cbd5e1; --hero-accent:#2dd4bf;
  --radius:14px; --shadow:0 1px 2px rgba(15,23,42,.06),0 8px 24px rgba(15,23,42,.06);
}
@media (prefers-color-scheme:dark){:root{
  --bg:#0b1220; --bg-alt:#0f182a; --ink:#f1f5f9; --text:#cbd5e1; --muted:#94a3b8; --line:#1e293b;
  --accent:#2dd4bf; --accent-ink:#04201d; --accent-soft:#123b38; --shadow:0 1px 2px rgba(0,0,0,.3),0 8px 24px rgba(0,0,0,.25);
}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:17px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{color:var(--ink);line-height:1.2;letter-spacing:-.015em;margin:0 0 .5em}
h1{font-size:clamp(34px,5vw,56px);font-weight:750}
h2{font-size:clamp(24px,3vw,34px);font-weight:700}
h3{font-size:19px;font-weight:650}
p{margin:0 0 1em}
a{color:var(--accent);text-underline-offset:3px}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px}
.muted{color:var(--muted)}
.skip{position:absolute;left:-999px;top:8px;background:var(--accent);color:var(--accent-ink);padding:8px 14px;border-radius:8px;z-index:10}
.skip:focus{left:8px}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}

/* header */
header.site{position:sticky;top:0;z-index:5;background:rgba(7,17,31,.92);backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid rgba(148,163,184,.14)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:68px;flex-wrap:wrap}
.brand{display:inline-flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:750;font-size:19px;letter-spacing:-.01em}
.brand small{display:block;font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--hero-accent);margin-top:1px}
.brand span{line-height:1.1}
.logo{width:32px;height:32px;color:var(--hero-accent);flex:none}
.menu{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.menu a{color:#cbd5e1;text-decoration:none;font-size:15px;font-weight:550;padding:8px 12px;border-radius:8px}
.menu a:hover{color:#fff;background:rgba(255,255,255,.07)}
.menu a[aria-current=page]{color:#fff}
.menu .btn{margin-left:8px;color:var(--accent-ink)}
.menu .btn:hover{color:var(--accent-ink)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--hero-accent);color:#04201d;font-weight:650;text-decoration:none;border-radius:10px;padding:11px 18px;font-size:16px;border:1px solid transparent;transition:transform .15s,box-shadow .15s,background .15s}
.btn:hover{transform:translateY(-1px);box-shadow:0 6px 20px rgba(45,212,191,.28);background:#5eead4}
.btn-sm{padding:8px 14px;font-size:14px}
.btn-lg{padding:14px 22px;font-size:17px}
.btn-ghost{background:transparent;color:#e2e8f0;border-color:rgba(203,213,225,.35)}
.btn-ghost:hover{background:rgba(255,255,255,.06);box-shadow:none;color:#fff}
.btn .ico{width:20px;height:20px}

/* hero */
.hero{background:radial-gradient(1200px 500px at 85% -10%,rgba(45,212,191,.16),transparent 60%),radial-gradient(900px 500px at -10% 110%,rgba(56,189,248,.10),transparent 60%),linear-gradient(180deg,var(--hero),var(--hero-2));color:var(--hero-text);padding:96px 0 88px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(148,163,184,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(148,163,184,.06) 1px,transparent 1px);background-size:44px 44px;mask-image:linear-gradient(180deg,#000,transparent 85%);-webkit-mask-image:linear-gradient(180deg,#000,transparent 85%);pointer-events:none}
.hero .wrap{position:relative;z-index:1}
.hero h1{color:#fff;max-width:20ch}
.hero-sm{padding:64px 0 56px}
.hero-sm h1{max-width:none;font-size:clamp(30px,4vw,46px);display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.lede{font-size:clamp(18px,1.6vw,21px);max-width:62ch;color:var(--hero-text)}
.eyebrow{font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:12px}
.hero .eyebrow,.hero .eyebrow a{color:var(--hero-accent);text-decoration:none}
.hero a:not(.btn){color:var(--hero-accent)}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.creds{list-style:none;padding:0;margin:40px 0 0;display:flex;flex-wrap:wrap;gap:10px}
.creds li{font-size:13px;font-weight:600;letter-spacing:.04em;color:#e2e8f0;border:1px solid rgba(203,213,225,.22);background:rgba(255,255,255,.04);border-radius:999px;padding:6px 12px}
.creds a{color:inherit;text-decoration:none}.creds a:hover{color:#fff;text-decoration:underline}
.ico{width:28px;height:28px;color:var(--accent);flex:none}
.ico-lg{width:44px;height:44px;color:var(--hero-accent)}

/* sections */
.sec{padding:88px 0}
.sec.alt{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:720px;margin-bottom:40px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}
.card{display:flex;flex-direction:column;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:26px;text-decoration:none;color:var(--text);box-shadow:var(--shadow);transition:transform .18s,border-color .18s,box-shadow .18s}
.card:hover{transform:translateY(-3px);border-color:var(--accent)}
.card .ico{margin-bottom:16px;padding:9px;width:46px;height:46px;border-radius:12px;background:var(--accent-soft)}
.card h3{margin-bottom:8px}
.card p{font-size:15.5px;color:var(--muted);flex:1}
.more{font-size:15px;font-weight:650;color:var(--accent)}
.split{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:start}
.panel{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
.stat-panel{display:grid;gap:22px}
.stat{display:flex;align-items:baseline;gap:14px;border-bottom:1px solid var(--line);padding-bottom:18px}
.stat:last-child{border-bottom:0;padding-bottom:0}
.stat b{font-size:44px;line-height:1;color:var(--ink);font-weight:750;min-width:2.2ch}
.stat span{color:var(--muted)}
.checks{list-style:none;padding:0;margin:0 0 1.4em}
.checks li{display:flex;gap:10px;align-items:flex-start;padding:6px 0}
.checks .ico{width:20px;height:20px;margin-top:4px}
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s}
.steps li{position:relative;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.steps .num{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--accent);color:var(--accent-ink);font-weight:700;font-size:15px;margin-bottom:14px}
.steps p{font-size:15.5px;color:var(--muted);margin:0}
.detail{display:grid;grid-template-columns:1fr 340px;gap:56px;align-items:start}
.detail h2{font-size:26px;margin-top:8px}
.side{position:sticky;top:92px}
.side h3{font-size:16px;margin-top:4px}
.side ul{padding-left:18px;margin:0 0 20px}
.side li{padding:3px 0}

/* cta + footer */
.cta{background:linear-gradient(120deg,var(--hero),var(--hero-2));color:var(--hero-text);padding:64px 0}
.cta-in{display:flex;justify-content:space-between;align-items:center;gap:28px;flex-wrap:wrap}
.cta h2{color:#fff;margin-bottom:6px}
.cta p{margin:0;max-width:60ch}
footer.site{background:#050c17;color:#94a3b8;padding:56px 0 28px;font-size:15px}
.foot{display:grid;grid-template-columns:1.6fr 1.2fr .8fr 1fr;gap:32px}
footer h4{color:#e2e8f0;font-size:13px;letter-spacing:.12em;text-transform:uppercase;margin-bottom:12px}
footer ul{list-style:none;padding:0;margin:0}
footer li{padding:4px 0}
footer a{color:#cbd5e1;text-decoration:none}
footer a:hover{color:#fff}
footer .muted{color:#94a3b8;margin-top:14px}
.legal{border-top:1px solid #1e293b;margin-top:40px;padding-top:20px;font-size:13.5px}

@media (max-width:960px){
  .split,.detail{grid-template-columns:1fr;gap:36px}
  .steps{grid-template-columns:repeat(2,1fr)}
  .foot{grid-template-columns:1fr 1fr}
  .side{position:static}
}
@media (max-width:640px){
  body{font-size:16px}
  .wrap{padding:0 16px}
  .hero{padding:64px 0 56px}
  .sec{padding:60px 0}
  .steps,.foot{grid-template-columns:1fr}
  .grid{grid-template-columns:1fr}
  .bar{padding:10px 0}
  .menu{width:100%;justify-content:space-between}
  .menu a{padding:6px 8px;font-size:14px}
  .menu .btn{display:none}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}