:root{
  --black:#050505;
  --charcoal:#111318;
  --steel:#aeb6c2;
  --white:#f4f6f8;
  --red:#e50914;
  --orange:#ff5a00;
  --yellow:#ffd000;
  --blue:#00a3ff;
  --green:#00d084;
  --muted:#9ca3af;
  --panel:#151820;
  --border:rgba(255,255,255,.14);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Arial, Helvetica, sans-serif;
  background:
    radial-gradient(circle at 20% 10%, rgba(229,9,20,.18), transparent 28%),
    radial-gradient(circle at 90% 20%, rgba(255,90,0,.14), transparent 26%),
    linear-gradient(135deg,#030303,#111318 55%,#050505);
  color:var(--white);
  line-height:1.55;
}
a{color:inherit;text-decoration:none}
.container{width:min(1180px,92%);margin:auto}
.topbar{
  background:linear-gradient(90deg,var(--red),var(--orange),var(--yellow));
  color:#050505;
  font-weight:900;
  text-transform:uppercase;
  letter-spacing:.08em;
  font-size:.78rem;
  padding:8px 0;
}
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(5,5,5,.88);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:18px 0}
.logo{display:flex;flex-direction:column;font-weight:1000;letter-spacing:.05em;text-transform:uppercase}
.logo strong{font-size:1.45rem}
.logo span{font-size:.72rem;color:var(--muted);letter-spacing:.18em}
.nav-links{display:flex;gap:22px;align-items:center;font-size:.92rem;text-transform:uppercase;font-weight:800}
.nav-links a{opacity:.9}
.nav-links a:hover{color:var(--yellow)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:13px 18px;border-radius:4px;
  background:linear-gradient(135deg,var(--red),var(--orange));
  color:#fff;font-weight:900;text-transform:uppercase;letter-spacing:.06em;
  border:1px solid rgba(255,255,255,.15);
  box-shadow:0 10px 28px rgba(229,9,20,.25);
}
.btn.secondary{background:transparent;border:1px solid var(--yellow);color:var(--yellow);box-shadow:none}
.hero{position:relative;overflow:hidden;padding:96px 0 78px;border-bottom:1px solid var(--border)}
.hero:before{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(90deg,rgba(5,5,5,.9),rgba(5,5,5,.55),rgba(5,5,5,.96)),
    repeating-linear-gradient(135deg,rgba(255,255,255,.04) 0 1px,transparent 1px 16px);
  pointer-events:none;
}
.hero .container{position:relative;z-index:2}
.badge{
  display:inline-block;padding:8px 12px;border:1px solid var(--yellow);
  color:var(--yellow);text-transform:uppercase;font-weight:900;letter-spacing:.1em;
  background:rgba(255,208,0,.08);font-size:.8rem;margin-bottom:20px;
}
h1{
  margin:0 0 18px;font-size:clamp(3rem,8vw,7rem);line-height:.9;
  text-transform:uppercase;letter-spacing:-.06em;font-weight:1000;
}
h1 .accent{display:block;color:var(--yellow);text-shadow:0 0 30px rgba(255,208,0,.25)}
.lead{max-width:760px;font-size:1.18rem;color:#d8dde5;margin:0 0 26px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.power-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:42px}
.power-card{
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--border);padding:20px;border-radius:8px;
}
.power-card strong{display:block;text-transform:uppercase;color:var(--yellow);font-size:.9rem;margin-bottom:7px}
.power-card span{color:#c5cad3;font-size:.92rem}
section{padding:72px 0}
.section-title{
  margin:0 0 12px;text-transform:uppercase;font-size:clamp(2rem,4vw,3.5rem);
  letter-spacing:-.04em;line-height:1;
}
.section-title em{font-style:normal;color:var(--red)}
.section-intro{max-width:760px;color:#cbd0d9;margin:0 0 34px;font-size:1.05rem}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{
  background:linear-gradient(180deg,rgba(255,255,255,.065),rgba(255,255,255,.025));
  border:1px solid var(--border);border-radius:10px;overflow:hidden;
}
.card-head{
  min-height:150px;padding:22px;
  background:
    radial-gradient(circle at 80% 20%,rgba(255,208,0,.22),transparent 30%),
    linear-gradient(135deg,#1a1d25,#090a0d);
  border-bottom:1px solid var(--border);
}
.card-head.red{background:radial-gradient(circle at 80% 20%,rgba(229,9,20,.34),transparent 35%),linear-gradient(135deg,#201015,#070707)}
.card-head.orange{background:radial-gradient(circle at 80% 20%,rgba(255,90,0,.34),transparent 35%),linear-gradient(135deg,#211208,#070707)}
.card-head.blue{background:radial-gradient(circle at 80% 20%,rgba(0,163,255,.3),transparent 35%),linear-gradient(135deg,#0b1621,#070707)}
.card h3{margin:0;text-transform:uppercase;font-size:1.55rem;line-height:1}
.card p{color:#cbd0d9;margin:0}
.card-body{padding:22px}
.kicker{text-transform:uppercase;color:var(--yellow);font-weight:900;letter-spacing:.08em;font-size:.78rem;margin-bottom:9px}
.list{display:grid;gap:12px;margin-top:20px}
.list div{padding:14px;border:1px solid var(--border);background:rgba(255,255,255,.035);border-radius:8px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:center}
.panel{background:rgba(255,255,255,.045);border:1px solid var(--border);padding:28px;border-radius:12px}
.banner-preview{
  border:1px solid rgba(255,208,0,.45);
  background:linear-gradient(135deg,rgba(229,9,20,.25),rgba(255,90,0,.14)),
    repeating-linear-gradient(135deg,rgba(255,255,255,.06) 0 2px,transparent 2px 18px),#090909;
  padding:32px;border-radius:10px;min-height:220px;display:flex;flex-direction:column;justify-content:center;
}
.banner-preview h3{font-size:2.2rem;text-transform:uppercase;margin:0;line-height:.95}
.banner-preview span{color:var(--yellow);font-weight:900;text-transform:uppercase}
.footer{border-top:1px solid var(--border);background:#030303;padding:34px 0;color:#aeb6c2}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:20px}
.small{font-size:.9rem;color:var(--muted)}
.notice{margin-top:18px;border-left:4px solid var(--yellow);padding:12px 15px;background:rgba(255,208,0,.08);color:#f2f2f2}
.product-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.product{padding:24px;border:1px solid var(--border);border-radius:12px;background:rgba(255,255,255,.045)}
.product h2{margin:0 0 8px;text-transform:uppercase;color:var(--yellow)}
.product ul{margin:18px 0 0;padding-left:20px;color:#cbd0d9}
.contact-box{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.contact-box .panel strong{display:block;color:var(--yellow);text-transform:uppercase;margin-bottom:8px}
@media(max-width:900px){
  .nav-inner{align-items:flex-start;gap:16px;flex-direction:column}
  .nav-links{flex-wrap:wrap;gap:12px}
  .power-grid,.cards,.product-grid,.split,.footer-grid,.contact-box{grid-template-columns:1fr}
  section{padding:54px 0}
}