:root{
  --bg: #0b0f1a;
  --bg-soft:#10182b;
  --card:#121a2e;
  --text:#e6edf6;
  --muted:#b5c2d6;
  --brand:#5b8cff;
  --brand-2:#7c53ff;
  --accent:#20e3b2;
  --danger:#ff6b6b;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color:var(--text);
  background: radial-gradient(1200px 600px at 80% -10%, rgba(124,83,255,.15), transparent 60%),
              radial-gradient(1000px 500px at 10% 110%, rgba(32,227,178,.15), transparent 60%),
              var(--bg);
  line-height:1.6;
}

/* Container */
.container{max-width:1100px;margin:0 auto;padding:24px}
.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:1.2fr .8fr}
.card{
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.06);
  border-radius:24px;
  padding:24px;
  box-shadow:var(--shadow);
  backdrop-filter: blur(6px);
}

.btn{
  appearance:none;border:0;cursor:pointer;
  padding:14px 18px;border-radius:14px;font-weight:600;
  color:white;background:linear-gradient(90deg, var(--brand), var(--brand-2));
  box-shadow:0 10px 24px rgba(91,140,255,.35);
  transition: transform .08s ease, box-shadow .2s ease, filter .2s ease;
}
.btn:hover{transform:translateY(-1px);filter:saturate(1.05)}
.btn:active{transform:translateY(0) scale(.99)}
.btn-outline{
  background:transparent;
  border:1px solid rgba(255,255,255,.18);
  color:var(--text)
}

.badge{display:inline-flex;align-items:center;gap:8px;padding:6px 10px;border-radius:999px;background:rgba(32,227,178,.1);color:var(--accent);font-weight:700;font-size:12px;border:1px solid rgba(32,227,178,.25)}

h1{font-size:46px;line-height:1.1;margin:0 0 12px}
h2{font-size:28px;margin:0 0 8px}
p.lead{color:var(--muted);font-size:18px;margin-top:0}

.header{
  position:relative;overflow:hidden;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.nav{display:flex;align-items:center;justify-content:space-between;padding:18px 0}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:.2px}
.brand .logo{width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,var(--brand),var(--accent));box-shadow:0 6px 16px rgba(91,140,255,.5)}

.hero{padding:56px 0 32px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap}

.features{grid-template-columns:repeat(3, 1fr)}
.feature{display:flex;gap:14px}
.feature .icon{width:40px;height:40px;border-radius:12px;background:rgba(91,140,255,.15);display:grid;place-items:center;border:1px solid rgba(91,140,255,.3)}
.feature p{color:var(--muted);margin:6px 0 0}

.kit{
  background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.02));
}
.kit .row{display:flex;gap:12px;flex-wrap:wrap}
.kit input, .kit button{
  padding:12px 14px;border-radius:12px;border:1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.04);color:var(--text);outline:none;
}
.kit input::placeholder{color:#9fb0cc}
.kit button{background:linear-gradient(90deg,var(--brand),var(--brand-2));color:white;border:0}

.footer{padding:32px 0;color:#9fb0cc;font-size:14px}
.footer a{color:#cde3ff;text-decoration:none;border-bottom:1px dashed rgba(205,227,255,.4)}
.footer a:hover{opacity:.9}

.table{width:100%;border-collapse:separate;border-spacing:0 10px}
.table th{text-align:left;color:#9fb0cc;font-weight:600;padding:6px 8px}
.table td{padding:10px 8px;background:rgba(255,255,255,.03);border-top:1px solid rgba(255,255,255,.08);border-bottom:1px solid rgba(255,255,255,.08)}
.table tr td:first-child{border-left:1px solid rgba(255,255,255,.08);border-radius:12px 0 0 12px}
.table tr td:last-child{border-right:1px solid rgba(255,255,255,.08);border-radius:0 12px 12px 0}

.notice{font-size:13px;color:#9fb0cc}

.modal{position:fixed;inset:0;display:none;place-items:center;background:rgba(0,0,0,.5);padding:24px}
.modal.open{display:grid}
.modal .dialog{background:var(--card);border:1px solid rgba(255,255,255,.08);border-radius:20px;max-width:480px;width:100%;padding:24px;box-shadow:var(--shadow)}
.modal .dialog h3{margin:0 0 10px}
.modal .dialog .actions{display:flex;justify-content:flex-end;margin-top:16px;gap:10px}

@media (max-width: 900px){
  .grid-2{grid-template-columns:1fr}
  h1{font-size:36px}
}