:root{
  --bg:#0b0f14;
  --fg:#e9eef5;
  --muted:rgba(233,238,245,.75);
  --card:rgba(255,255,255,.06);
  --border:rgba(255,255,255,.12);
  --accent:#ff5c5c;
}

*{box-sizing:border-box;margin:0;padding:0}
body{font-family:system-ui,-apple-system,Inter,Segoe UI,Roboto,Arial,sans-serif;background:#0b0f14;color:var(--fg);}

.wrap{width:min(1100px,92%);margin:0 auto}

.hero{
  min-height:100vh;
  display:flex;
  align-items:center;
  position:relative;
  background:
    radial-gradient(1200px 600px at 20% 10%, rgba(255,92,92,.22), transparent 60%),
    radial-gradient(900px 500px at 80% 30%, rgba(89,89,89,.20), transparent 60%),
    linear-gradient(180deg, rgba(0,0,0,.55), rgba(0,0,0,.75)),
    url("hero.jpg") center / cover fixed;
}

.brand{
  letter-spacing:.24em;
  font-weight:700;
  font-size:.9rem;
  opacity:.9;
  margin-bottom:18px;
}

.hero h1{
  font-size:clamp(2.4rem,4.8vw,4.1rem);
  line-height:1.02;
  margin-bottom:16px;
}

.hero p{
  font-size:1.15rem;
  color:var(--muted);
  max-width:54ch;
  margin-bottom:26px;
}

.cta{
  display:inline-block;
  padding:12px 18px;
  border-radius:12px;
  background:var(--accent);
  color:#0b0f14;
  font-weight:700;
  text-decoration:none;
}

.section{padding:88px 0;background:#0b0f14;}
.section.alt{background:#0e141c;}

h2{font-size:2rem;margin-bottom:18px}
.sub{color:var(--muted);margin-bottom:22px}

.grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:16px;
  margin-top:26px;
}

.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:18px;
  padding:22px;
}

.card h3{margin-bottom:10px}
.card p{color:var(--muted);line-height:1.5}

.note{
  margin-top:20px;
  padding:18px;
  border-radius:14px;
  border:1px solid var(--border);
  background:rgba(255,255,255,.04);
  color:var(--muted);
}

@media (max-width: 900px){
  .grid{grid-template-columns:1fr}
  .hero{background-attachment:scroll;} /* mobile fallback */
}