:root{
  --navy-950:#06152e;
  --navy-900:#0a1f3d;
  --navy-800:#102a४e;
  --navy-800:#102a4e;
  --navy-700:#16345f;
  --mint:#2dd47a;
  --mint-2:#73ffb8;
  --ink:#e8eef7;
  --muted:#8ea0bd;
  --line:rgba(255,255,255,.08);
  --radius:18px;
  --shadow:0 30px 80px -30px rgba(45,212,122,.35);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:'Inter',system-ui,sans-serif;
  background:var(--navy-900);
  color:var(--ink);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}

h1,h2,h3,h4{font-family:'Sora',sans-serif;font-weight:700;letter-spacing:-0.02em;margin:0}
h1{font-size:clamp(2.5rem,5.5vw,4.5rem);line-height:1.05}
h2{font-size:clamp(1.8rem,3.2vw,2.6rem);line-height:1.15}
h3{font-size:1.2rem}
p{margin:0;color:var(--muted)}

/* nav */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);background:rgba(10,31,61,.7);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand img{height:32px;border-radius:6px}
.nav-links{display:flex;gap:32px}
.nav-links a{color:var(--muted);font-size:.95rem;transition:color .2s}
.nav-links a:hover{color:var(--ink)}
.nav-cta{display:flex;gap:10px;align-items:center}
@media(max-width:820px){.nav-links{display:none}}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:11px 20px;border-radius:999px;font-weight:600;font-size:.95rem;transition:transform .15s ease, box-shadow .2s ease, background .2s}
.btn-primary{background:var(--mint);color:#06231a;box-shadow:0 10px 30px -10px rgba(45,212,122,.6)}
.btn-primary:hover{transform:translateY(-1px);background:var(--mint-2)}
.btn-ghost{color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{background:rgba(255,255,255,.04)}
.btn-lg{padding:15px 28px;font-size:1rem}

/* hero */
.hero{position:relative;overflow:hidden;padding:80px 0 100px}
.hero-glow{position:absolute;inset:auto;top:-200px;right:-200px;width:700px;height:700px;background:radial-gradient(circle,rgba(45,212,122,.35),transparent 60%);filter:blur(20px);pointer-events:none}
.hero-inner{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center}
@media(max-width:920px){.hero-inner{grid-template-columns:1fr;text-align:center}}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:rgba(45,212,122,.08);border:1px solid rgba(45,212,122,.25);color:var(--mint);font-size:.82rem;font-weight:500;text-transform:uppercase;letter-spacing:.08em}
.dot{width:6px;height:6px;border-radius:50%;background:var(--mint);box-shadow:0 0 12px var(--mint)}
.hero h1{margin:22px 0 18px}
.accent{color:var(--mint);position:relative;display:inline-block}
.lead{font-size:1.15rem;max-width:540px}
@media(max-width:920px){.lead{margin-inline:auto}}
.hero-actions{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
@media(max-width:920px){.hero-actions{justify-content:center}}
.trust{display:flex;gap:40px;margin-top:48px;padding-top:28px;border-top:1px solid var(--line)}
@media(max-width:920px){.trust{justify-content:center;flex-wrap:wrap;gap:24px}}
.trust div{display:flex;flex-direction:column}
.trust strong{font-family:'Sora',sans-serif;font-size:1.6rem;color:var(--ink)}
.trust span{color:var(--muted);font-size:.85rem}
.hero-visual img{width:100%;border-radius:24px;filter:drop-shadow(0 40px 80px rgba(45,212,122,.25))}

/* sections */
.section{padding:100px 0;position:relative}
.section-dark{background:linear-gradient(180deg,var(--navy-950),var(--navy-900))}
.section-head{max-width:680px;margin:0 auto 56px;text-align:center}
.section-head h2{margin:14px 0 14px}
.section-head p{font-size:1.05rem}

/* features grid */
.grid{display:grid;gap:20px}
.features{grid-template-columns:repeat(3,1fr)}
@media(max-width:900px){.features{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.features{grid-template-columns:1fr}}
.card{
  background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.01));
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px;
  transition:transform .2s, border-color .2s, background .2s;
}
.card:hover{transform:translateY(-4px);border-color:rgba(45,212,122,.3)}
.card .ic{
  width:46px;height:46px;border-radius:12px;
  display:grid;place-items:center;
  background:rgba(45,212,122,.12);color:var(--mint);
  font-size:1.3rem;font-weight:700;margin-bottom:18px;
}
.card h3{margin-bottom:8px}

/* steps */
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,1fr);gap:24px;counter-reset:step}
@media(max-width:820px){.steps{grid-template-columns:1fr}}
.steps li{
  background:rgba(255,255,255,.03);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:32px;
  position:relative;
}
.step-num{font-family:'Sora',sans-serif;font-size:.9rem;color:var(--mint);letter-spacing:.15em}
.steps h3{margin:14px 0 8px}

/* split */
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center}
@media(max-width:880px){.split{grid-template-columns:1fr}}
.split h2{margin:14px 0 16px}
.check{list-style:none;padding:0;margin:24px 0 0;display:grid;gap:12px}
.check li{padding-left:30px;position:relative;color:var(--ink)}
.check li::before{content:"✓";position:absolute;left:0;top:0;width:20px;height:20px;border-radius:50%;background:var(--mint);color:#06231a;font-size:.8rem;display:grid;place-items:center;font-weight:700}
.security-card{
  background:linear-gradient(135deg,rgba(45,212,122,.12),rgba(45,212,122,.02));
  border:1px solid rgba(45,212,122,.25);
  border-radius:24px;
  padding:40px;
  box-shadow:var(--shadow);
}
.badge{display:inline-block;padding:6px 12px;border-radius:999px;background:rgba(45,212,122,.2);color:var(--mint);font-size:.8rem;font-weight:600;margin-bottom:18px}
.security-card h3{font-size:1.5rem;margin-bottom:10px}

/* cta */
.cta{padding:100px 0}
.cta-inner{
  background:radial-gradient(circle at top right,rgba(45,212,122,.25),transparent 60%),linear-gradient(135deg,var(--navy-950),var(--navy-700));
  border:1px solid var(--line);
  border-radius:28px;
  padding:80px 40px;
  text-align:center;
}
.cta-inner h2{max-width:600px;margin:0 auto 12px}
.cta-inner p{max-width:520px;margin:0 auto 32px;font-size:1.05rem}
.cta-inner .hero-actions{justify-content:center}

/* footer */
.footer{border-top:1px solid var(--line);padding:60px 0 30px;background:var(--navy-950)}
.footer-inner{display:grid;grid-template-columns:1fr 2fr;gap:60px;margin-bottom:40px}
@media(max-width:760px){.footer-inner{grid-template-columns:1fr}}
.footer-logo{height:30px;border-radius:6px;margin-bottom:10px}
.muted{color:var(--muted);font-size:.9rem;margin:0}
.cols{display:grid;grid-template-columns:repeat(3,1fr);gap:40px}
.cols h4{font-family:'Sora',sans-serif;font-size:.9rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:14px;color:var(--ink)}
.cols a{display:block;color:var(--muted);font-size:.92rem;padding:4px 0;transition:color .15s}
.cols a:hover{color:var(--mint)}
.copy{color:var(--muted);font-size:.85rem;padding-top:24px;border-top:1px solid var(--line)}