:root{
  --bg:#030812;
  --card:#091426;
  --card2:#0b1b31;
  --text:#f5f8ff;
  --muted:#aab8cc;
  --blue:#12a8ff;
  --blue2:#0066ff;
  --line:#18385d;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Arial,Helvetica,sans-serif;
  background:
    radial-gradient(circle at 75% 5%,rgba(18,168,255,.16),transparent 28%),
    linear-gradient(180deg,#030812,#050b15 45%,#02060d);
  color:var(--text);
}
a{color:#61c7ff;text-decoration:none}
a:hover{text-decoration:underline}
.wrap{width:min(1120px,92%);margin:auto}
header{
  position:sticky;top:0;z-index:10;
  background:rgba(3,8,18,.90);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(97,199,255,.15);
}
.nav{
  height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.brand{display:flex;align-items:center;gap:12px;font-weight:900;font-size:23px}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:linear-gradient(135deg,#16e0ff,#087cff 55%,#2445ff);
  display:grid;place-items:center;
  box-shadow:0 0 26px rgba(18,168,255,.28);
}
.brand-mark:after{content:"▶";font-size:17px;color:white;margin-left:2px}
nav{display:flex;gap:22px;font-size:14px}
.hero{
  min-height:600px;display:grid;grid-template-columns:1.12fr .88fr;gap:60px;align-items:center;
  padding:70px 0 60px;
}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid #1d4c79;background:#07182b;color:#80d7ff;
  border-radius:999px;padding:8px 12px;font-size:12px;font-weight:700;
}
h1{font-size:64px;line-height:1.02;margin:18px 0 18px;letter-spacing:-2px}
.grad{background:linear-gradient(90deg,#fff 0 33%,#11aaff 55%,#1687ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:20px;line-height:1.65;color:var(--muted);max-width:740px}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.btn{
  display:inline-block;padding:14px 20px;border-radius:12px;font-weight:800;
  border:1px solid #28527d;background:#0a1525;color:white;
}
.btn.primary{border:0;background:linear-gradient(135deg,#12a8ff,#0066ff);box-shadow:0 10px 35px rgba(0,102,255,.25)}
.preview{
  border:1px solid #17456f;border-radius:28px;padding:22px;
  background:linear-gradient(145deg,#07121f,#0b1a2c);
  box-shadow:0 30px 90px rgba(0,0,0,.45);
}
.screen{
  min-height:300px;border-radius:18px;border:1px solid #1c4570;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  background:radial-gradient(circle at center,#0b3f7b 0%,#061631 40%,#020711 85%);
}
.screen .play{
  width:94px;height:94px;border-radius:30px 42px 30px 42px;
  background:linear-gradient(135deg,#18ecff,#0b8fff 55%,#1e39ff);
  display:grid;place-items:center;font-size:40px;
  box-shadow:0 0 50px rgba(0,146,255,.45);
}
.screen h3{font-size:32px;margin:20px 0 6px}
.screen p{margin:0;color:#9cb5d3}
section{padding:70px 0}
.section-title{font-size:38px;margin:0 0 12px}
.section-lead{color:var(--muted);line-height:1.65;max-width:820px;margin-bottom:30px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{
  background:linear-gradient(180deg,rgba(11,27,49,.92),rgba(5,13,25,.92));
  border:1px solid #18385d;border-radius:18px;padding:25px;
}
.card h3{margin:7px 0 10px}
.card p{margin:0;color:var(--muted);line-height:1.65}
.icon{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:#082950;border:1px solid #175995;color:#5cc8ff;font-weight:900
}
.notice{
  border-left:4px solid var(--blue);
  background:#071522;border-radius:10px;padding:20px 22px;color:#c9d8e9;line-height:1.65;
}
.legal{max-width:900px}
.legal h2{font-size:34px;margin-top:0}
.legal h3{margin-top:32px}
.legal p,.legal li{color:#c1cede;line-height:1.75}
footer{border-top:1px solid #132a45;padding:34px 0;color:#879bb6;font-size:13px}
.footer-row{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
@media(max-width:820px){
  nav{display:none}
  .hero{grid-template-columns:1fr;min-height:auto}
  h1{font-size:46px}
  .grid{grid-template-columns:1fr}
}