:root{
  --bg:#0b1220;
  --card:#101a2e;
  --muted:#9fb0d0;
  --text:#e9f0ff;
  --accent:#6ee7ff;
  --accent2:#a78bfa;
  --border:rgba(255,255,255,.12);
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --radius: 16px;
  --max: 1120px;
  --pad: clamp(16px, 2.5vw, 28px);
  --font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Apple Color Emoji","Segoe UI Emoji";
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:var(--font);
  background: radial-gradient(1200px 600px at 20% -10%, rgba(110,231,255,.18), transparent 60%),
              radial-gradient(1000px 600px at 110% 20%, rgba(167,139,250,.16), transparent 60%),
              var(--bg);
  color:var(--text);
  line-height:1.6;
}

a{color:inherit}
.container{max-width:var(--max); margin:0 auto; padding:0 var(--pad)}
.small{font-size:.92rem}
.muted{color:var(--muted)}
.lead{font-size:1.1rem; color:rgba(233,240,255,.92)}
.h3{font-size:1.25rem}

.skip-link{
  position:absolute; left:-999px; top:auto;
  width:1px; height:1px; overflow:hidden;
}
.skip-link:focus{left:16px; top:16px; width:auto; height:auto; padding:10px 12px; background:#000; border-radius:10px}

.site-header{
  position:sticky; top:0; z-index:10;
  backdrop-filter:saturate(140%) blur(10px);
  background:rgba(11,18,32,.65);
  border-bottom:1px solid var(--border);
}
.nav{display:flex; align-items:center; justify-content:space-between; min-height:64px}
.brand{display:flex; gap:10px; align-items:center; text-decoration:none; font-weight:700; letter-spacing:.2px}
.nav-menu{display:flex; gap:18px; align-items:center}
.nav-menu a{opacity:.92; text-decoration:none}
.nav-menu a:hover{opacity:1}
.nav-toggle{
  display:none; border:1px solid var(--border); background:transparent; color:var(--text);
  padding:8px 10px; border-radius:12px; cursor:pointer;
}

.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:10px 14px; border-radius:999px;
  background: linear-gradient(90deg, rgba(110,231,255,.95), rgba(167,139,250,.95));
  color:#08101f; text-decoration:none; font-weight:700;
  border:0; box-shadow:var(--shadow);
}
.btn:hover{filter:brightness(1.04)}
.btn-ghost{
  background:transparent; color:var(--text);
  border:1px solid var(--border); box-shadow:none;
}
.text-link{display:inline-block; margin-top:10px; color:var(--accent); text-decoration:none}
.text-link:hover{text-decoration:underline}

.hero{padding: clamp(28px, 6vw, 72px) 0}
.hero-grid{display:grid; gap:22px; grid-template-columns: 1.15fr .85fr; align-items:start}
.hero-card{position:relative; overflow:hidden}
.hero-card:before{
  content:""; position:absolute; inset:-2px;
  background: radial-gradient(600px 200px at 20% 0%, rgba(110,231,255,.25), transparent 60%),
              radial-gradient(500px 220px at 100% 40%, rgba(167,139,250,.22), transparent 60%);
  pointer-events:none;
}
.hero-card > *{position:relative}

.section{padding: 46px 0}
.section.alt{background: rgba(255,255,255,.03); border-top:1px solid var(--border); border-bottom:1px solid var(--border)}
.section-head{display:flex; align-items:flex-end; justify-content:space-between; gap:16px; margin-bottom:18px}

.grid{display:grid; gap:16px}
.cards-3{grid-template-columns:repeat(3, minmax(0,1fr))}
.cards-2{grid-template-columns:repeat(2, minmax(0,1fr))}

.card{
  background: linear-gradient(180deg, rgba(16,26,46,.95), rgba(16,26,46,.78));
  border:1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}

.trust-list{display:flex; flex-wrap:wrap; gap:10px; padding:0; margin:18px 0 0; list-style:none}
.trust-list li{
  padding:6px 10px; border:1px solid var(--border);
  border-radius:999px; background:rgba(255,255,255,.03); color:rgba(233,240,255,.9)
}

.checklist{margin:0; padding-left:18px}
.checklist li{margin:10px 0; display:flex; gap:10px}
.checklist span{color:var(--accent); font-weight:900}

.newsletter{display:flex; align-items:center; justify-content:space-between; gap:18px}
.form{display:flex; gap:10px; align-items:center}
.form-stacked{display:grid; gap:12px}
input, textarea{
  width: min(420px, 100%);
  padding: 10px 12px;
  border-radius: 12px;
  border:1px solid var(--border);
  background: rgba(0,0,0,.18);
  color: var(--text);
}
textarea{width:100%}
label{display:grid; gap:6px}

.page{padding: 34px var(--pad) 60px}
.prose{max-width: 78ch}
.list{margin:0; padding-left:18px}
.sr-only{position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0}

.site-footer{padding: 24px 0; border-top:1px solid var(--border); background: rgba(0,0,0,.15)}
.footer-grid{display:flex; gap:16px; align-items:center; justify-content:space-between; flex-wrap:wrap}
.footer-links{display:flex; gap:14px}
.brand-footer{text-decoration:none}

@media (max-width: 920px){
  .hero-grid{grid-template-columns:1fr}
  .cards-3{grid-template-columns:1fr}
  .cards-2{grid-template-columns:1fr}
  .newsletter{flex-direction:column; align-items:stretch}
  .form{flex-direction:column; align-items:stretch}
  input{width:100%}
  .nav-toggle{display:inline-flex}
  .nav-menu{
    display:none;
    position:absolute; right:var(--pad); top:64px;
    background: rgba(16,26,46,.98);
    border:1px solid var(--border);
    border-radius: 14px;
    padding: 12px;
    min-width: 220px;
    flex-direction:column;
    align-items:stretch;
    gap:10px;
    box-shadow: var(--shadow);
  }
  .nav-menu.open{display:flex}
}