:root{
  --bg:#090f14; --ink:#eaf2fb; --muted:#9fb3c8;
  --accent:#00C8FF; --accent-soft:#00c8ff33; --line:rgba(255,255,255,.08);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:Inter,system-ui,Segoe UI,Roboto,Arial,sans-serif}
a{color:var(--accent);text-decoration:none}
.container{max-width:1120px;margin:0 auto;padding:0 22px}

.nav{position:sticky;top:0;background:rgba(9,15,20,.7);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);z-index:10}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brandwrap{display:flex;flex-direction:column;gap:8px}
.brand{font-weight:900;letter-spacing:.12em;font-size:20px;color:var(--accent)}
.brand-underline{width:140px;height:2px;background:var(--accent);border-radius:2px}

.nav .cta{padding:10px 14px;border:1px solid var(--accent);border-radius:12px;color:var(--ink)}

.hero{padding:56px 0 20px}
h1{font-size:44px;line-height:1.1;margin:0 0 8px 0;font-weight:900}
.sub1{font-size:18px;color:var(--muted);margin:8px 0 0 0}
.sub2{font-size:16px;color:#b0bec5;margin:6px 0 0 0}

.hero-cta{margin-top:22px;display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:10px;padding:12px 16px;border-radius:12px;border:1px solid var(--line);background:linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.00));color:var(--ink)}
.btn.primary{border-color:rgba(0,200,255,.6);box-shadow:0 0 20px rgba(0,200,255,.14)}

.hero-visual{margin-top:24px}
.imgframe{border-radius:18px;overflow:hidden;border:1px solid var(--line);background:rgba(255,255,255,.02);box-shadow:0 10px 40px rgba(0,0,0,.45)}
.imgcap{color:var(--muted);font-size:12px;margin-top:8px;text-align:center}

.section{padding:40px 0;border-top:1px solid var(--line)}
.section .title{color:var(--accent);font-weight:700;font-size:20px;margin:0 0 6px 0}
.underline{width:160px;height:1.5px;background:var(--accent);border-radius:2px;margin:0 0 16px 0}
.card{background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.01));border:1px solid var(--line);border-radius:16px;padding:22px}

.grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
@media (max-width: 920px){ .grid{grid-template-columns:1fr} }

.footer{padding:40px 0;border-top:1px solid var(--line);color:#b0bec5;font-size:13px;text-align:center}
.footer .divider{margin:0 8px;color:#78909c}
/* Mobile polish */
@media (max-width:720px){
  h1{font-size:32px}
  .hero{padding:38px 0 12px}
  .card{padding:18px}
}