:root{
  --bg:#071526;
  --panel:rgba(255,255,255,.04);
  --text:rgba(255,255,255,.92);
  --muted:rgba(255,255,255,.72);
  --muted2:rgba(255,255,255,.60);
  --border:rgba(255,255,255,.12);
  --brand:#3b82f6;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Liberation Sans", sans-serif;
  background: radial-gradient(1200px 700px at 30% 0%, rgba(59,130,246,.18), transparent 60%),
              radial-gradient(900px 600px at 80% 10%, rgba(16,185,129,.10), transparent 55%),
              var(--bg);
  color:var(--text);
  line-height:1.55;
}
a{color:var(--text); text-decoration:none}
a:hover{opacity:.9; text-decoration:underline}
.container{max-width:980px;margin:0 auto;padding:0 18px}
nav{
  position:sticky; top:0; z-index:10;
  backdrop-filter: blur(10px);
  background: rgba(7,21,38,.62);
  border-bottom: 1px solid var(--border);
}
.navbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 0}
.brand{font-weight:900; letter-spacing:.2px}
.brand small{font-weight:700; color:var(--muted); margin-left:10px}
.navlinks{display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.hero{padding:64px 0 26px}
h1{margin:0;font-size:46px; line-height:1.1; letter-spacing:-.4px}
.lead{margin-top:14px; color:var(--muted); max-width:860px; font-size:16px}
.cta{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-top:18px}
.btn{
  display:inline-block; padding:12px 16px; border-radius:12px;
  background:var(--brand); color:white; font-weight:900;
  border:1px solid rgba(255,255,255,.12);
}
.btn.secondary{
  background: rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.16);
}
.section{padding:18px 0 34px}
h2{margin:0 0 10px 0; font-size:24px}
ul{margin:10px 0 0 18px; color:var(--muted); font-size:16px}
li{margin:8px 0}
hr.sep{border:none;border-top:1px solid var(--border); margin:22px 0}
.notice{
  border:1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.05);
  padding:12px 14px; border-radius:14px;
  color:var(--muted);
  font-size:14px;
}
.footer{padding:26px 0 36px; color:var(--muted2); font-size:13px}
.kicker{color:var(--muted2); font-weight:800; font-size:13px; letter-spacing:.3px; text-transform:uppercase}
.price{font-size:34px; font-weight:950; margin-top:8px;}
.card{border:1px solid var(--border); border-radius:14px; background: var(--panel); padding:14px;}
@media (max-width:520px){
  h1{font-size:34px}
}