:root{
  --bg:#0b1220;
  --panel:#0f1a30;
  --text:#e7eefc;
  --muted:#b8c4e2;
  --brand:#4da3ff;
  --brand2:#7c5cff;
  --line:rgba(231,238,252,.12);
  --shadow:0 10px 30px rgba(0,0,0,.35);
  --radius:18px;
  --max:1120px;
  --font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  color:var(--text);
  background: radial-gradient(1200px 600px at 10% 0%, rgba(124,92,255,.25), transparent 60%),
              radial-gradient(1200px 600px at 90% 10%, rgba(77,163,255,.25), transparent 55%),
              linear-gradient(180deg, #070b14 0%, var(--bg) 35%, #050812 100%);
  line-height:1.55;
}
a{color:inherit; text-decoration:none}
img{max-width:100%; height:auto; display:block}

.container{max-width:var(--max); margin:0 auto; padding:0 20px}
.header{
  position:sticky; top:0; z-index:50;
  backdrop-filter:saturate(140%) blur(10px);
  background: rgba(7,11,20,.65);
  border-bottom:1px solid var(--line);
}
.header__inner{display:flex; align-items:center; justify-content:space-between; padding:14px 0; gap:14px}
.brand{display:flex; align-items:center; gap:10px; font-weight:800; letter-spacing:.6px}
.brand__mark{
  width:34px; height:34px; border-radius:12px;
  background:linear-gradient(135deg, var(--brand), var(--brand2));
  display:grid; place-items:center;
  box-shadow:0 10px 25px rgba(77,163,255,.22);
}
.brand__mark span{font-size:14px; color:#081022}
.brand__name{font-size:14px; opacity:.95}
.nav{display:flex; align-items:center; gap:18px}
.nav a{opacity:.92}
.nav a:hover{opacity:1}
.nav__toggle{
  display:none;
  border:1px solid var(--line);
  background:rgba(15,26,48,.55);
  color:var(--text);
  padding:10px 12px; border-radius:12px;
}
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:12px 16px;
  border-radius:14px;
  background:linear-gradient(135deg, var(--brand), var(--brand2));
  color:#071024;
  font-weight:700;
  box-shadow:0 10px 25px rgba(124,92,255,.18);
  border:0;
}
.btn--small{padding:10px 12px; border-radius:12px; font-weight:700}
.btn--ghost{
  background:transparent;
  border:1px solid rgba(231,238,252,.18);
  color:var(--text);
  box-shadow:none;
}
.btn--ghost:hover{border-color:rgba(231,238,252,.35)}
.hero{padding:56px 0 10px}
.hero__grid{display:grid; grid-template-columns: 1.2fr .8fr; gap:26px; align-items:center}
.kicker{
  display:inline-flex; gap:10px; align-items:center;
  font-size:12px; letter-spacing:.12em; text-transform:uppercase;
  color:var(--muted);
  border:1px solid rgba(231,238,252,.12);
  background:rgba(15,26,48,.45);
  padding:8px 12px; border-radius:999px;
}
h1{font-size:44px; line-height:1.12; margin:14px 0 14px}
.lead{font-size:18px; color:var(--muted); max-width:62ch}
.hero__cta{display:flex; gap:12px; margin:18px 0 10px; flex-wrap:wrap}
.trust{display:grid; grid-template-columns:repeat(3, 1fr); gap:12px; margin-top:16px}
.trust__item{
  border:1px solid var(--line);
  background:rgba(15,26,48,.35);
  border-radius:var(--radius);
  padding:14px;
}
.trust__value{font-weight:900}
.trust__label{color:var(--muted); font-size:13px}
.hero__art{
  border:1px solid var(--line);
  background:rgba(15,26,48,.35);
  border-radius:24px;
  padding:18px;
  box-shadow:var(--shadow);
}
.section{padding:54px 0}
.section--alt{
  background:linear-gradient(180deg, rgba(15,26,48,.45), rgba(15,26,48,.05));
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.section__head{max-width:72ch}
.section__head h2{font-size:30px; margin:0 0 10px}
.section__head p{margin:0}
.muted{color:var(--muted)}
.cards{display:grid; gap:14px; margin-top:18px}
.cards--3{grid-template-columns:repeat(3, 1fr)}
.card{
  border:1px solid var(--line);
  background:rgba(15,26,48,.35);
  border-radius:var(--radius);
  padding:18px;
  box-shadow:0 10px 25px rgba(0,0,0,.18);
}
.card h3{margin:0 0 10px; font-size:18px}
.card p{margin:0; color:var(--muted)}
.split{display:grid; grid-template-columns:1.05fr .95fr; gap:18px; align-items:center}
.list{padding-left:18px; margin:14px 0 0}
.list li{margin:8px 0; color:var(--muted)}
.note{margin-top:12px; color:var(--muted)}
.imgbox{
  border:1px solid var(--line);
  background:rgba(15,26,48,.35);
  border-radius:24px;
  padding:18px;
  box-shadow:var(--shadow);
}
.steps{display:grid; grid-template-columns:repeat(4, 1fr); gap:12px; margin-top:18px}
.step{
  border:1px solid var(--line);
  background:rgba(15,26,48,.35);
  border-radius:var(--radius);
  padding:16px;
}
.step__n{
  width:34px; height:34px; border-radius:12px;
  display:grid; place-items:center;
  background:rgba(77,163,255,.15);
  border:1px solid rgba(77,163,255,.25);
  font-weight:900;
  margin-bottom:10px;
}
.step__t{margin:0 0 6px; font-weight:800}
.step__d{margin:0; color:var(--muted); font-size:14px}
.tools{
  display:flex; flex-wrap:wrap; gap:10px; margin-top:14px
}
.chip{
  border:1px solid rgba(231,238,252,.14);
  background:rgba(15,26,48,.35);
  padding:8px 10px;
  border-radius:999px;
  color:var(--muted);
  font-size:13px;
}
.cta{
  margin-top:18px;
  border:1px solid rgba(231,238,252,.14);
  background:linear-gradient(135deg, rgba(77,163,255,.12), rgba(124,92,255,.12));
  border-radius:24px;
  padding:20px;
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:14px;
  align-items:center;
}
.cta h3{margin:0 0 6px}
.cta p{margin:0; color:var(--muted)}
.form{
  display:grid; gap:10px;
}
.input, textarea{
  width:100%;
  border:1px solid rgba(231,238,252,.14);
  background:rgba(7,11,20,.35);
  color:var(--text);
  padding:12px 12px;
  border-radius:14px;
  outline:none;
}
textarea{min-height:110px; resize:vertical}
.footer{
  border-top:1px solid var(--line);
  padding:26px 0;
  color:var(--muted);
}
.footer__grid{
  display:grid; grid-template-columns:1.2fr .8fr; gap:14px; align-items:start;
}
.small{font-size:13px}
.hr{height:1px; background:var(--line); margin:18px 0}

/* responsive */
@media (max-width: 980px){
  .hero__grid{grid-template-columns:1fr; }
  .split{grid-template-columns:1fr}
  .cards--3{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr}
  h1{font-size:38px}
  .cta{grid-template-columns:1fr}
  .trust{grid-template-columns:1fr}
  .nav{display:none}
  .nav__toggle{display:inline-flex}
  .nav--open{
    display:flex;
    position:absolute; left:0; right:0; top:64px;
    background:rgba(7,11,20,.92);
    border-bottom:1px solid var(--line);
    padding:14px 20px;
    flex-direction:column;
    align-items:flex-start;
    gap:12px;
  }
}