:root{
  --bg:#04070b;
  --text:#f5f7fb;
  --muted:#a6b1bd;
  --line:rgba(255,255,255,.10);
  --accent:#d4ff19;
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family: Arial, Helvetica, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(212,255,25,.10), transparent 28%),
    linear-gradient(180deg, #04070b 0%, #091018 100%);
  color:var(--text);
}
.wrap{max-width:1280px;margin:0 auto;padding:0 32px}
header{
  position:sticky;
  top:0;
  backdrop-filter: blur(12px);
  background:rgba(4,7,11,.75);
  border-bottom:1px solid var(--line);
}
.nav{
  min-height:84px;
  display:flex;
  align-items:center;
  justify-content:center;   /* centred nav */
  flex-wrap:wrap;
  gap:12px;
}
nav{
  display:flex;
  gap:26px;
  flex-wrap:wrap;
  justify-content:center;
  width:100%;
  text-align:center;
}
nav a{
  text-decoration:none;
  font-weight:700;
  color:#e7ecf5;
}
nav a:hover{color:var(--accent)}

.hero{
  padding:80px 0 40px;
}
.hero-panel{
  border:1px solid var(--line);
  border-radius:36px;
  padding:60px 56px;
  background:
    linear-gradient(rgba(0,0,0,.45), rgba(0,0,0,.65)),
    linear-gradient(135deg,#111926,#06090e 70%);
  box-shadow:0 24px 90px rgba(0,0,0,.45);
}

.kicker{
  color:var(--accent);
  font-weight:800;
  letter-spacing:1.6px;
  font-size:14px;
  text-transform:uppercase;
}

/* MAKING THINGS SIMPLE — large on every viewport */
.hero h1{
  font-size:clamp(72px, 14vw, 180px);
  line-height:.9;
  letter-spacing:-3px;
  margin:14px 0 24px;
  font-weight:900;
}

.hero p{
  font-size:28px;
  color:#d3dae3;
  max-width:760px;
  line-height:1.35;
}

.actions{
  margin-top:36px;
  display:flex;
  gap:16px;
  flex-wrap:wrap;
}

.button{
  display:inline-block;
  padding:18px 30px;
  border-radius:18px;
  font-weight:800;
  text-decoration:none;
  transition:.2s;
}

.primary{
  background:var(--accent);
  color:#091018;
}

.primary:hover{
  background:#e4ff63;
}

.secondary{
  border:1px solid var(--line);
  color:var(--text);
}

.secondary:hover{
  border-color:var(--accent);
  color:var(--accent);
}

.section{
  padding:30px 0 70px;
}

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

.card{
  background:rgba(255,255,255,.03);
  border:1px solid var(--line);
  border-radius:28px;
  padding:28px;
  box-shadow:0 18px 60px rgba(0,0,0,.25);
}

.card h3{
  font-size:32px;
  margin:0 0 10px;
}

.card p{
  font-size:18px;
  color:#c8d0db;
  line-height:1.5;
}

footer{
  border-top:1px solid var(--line);
  background:rgba(0,0,0,.25);
}

footer .wrap{
  padding:26px 32px;
  color:var(--muted);
}

@media (max-width:900px){
  .hero h1{font-size:clamp(64px, 13vw, 110px)}
  .hero-panel{padding:40px 32px}
  .grid{grid-template-columns:1fr}
}
@media (max-width:560px){
  .hero{padding:44px 0 24px}
  .hero-panel{padding:28px 18px}
  .hero h1{
    font-size:clamp(56px, 14.5vw, 92px);
    letter-spacing:-2px;
    text-align:center;
  }
  .hero .kicker{text-align:center}
  .hero p{font-size:20px}
}
@media (max-width:420px){
  .hero h1{font-size:clamp(44px, 12.5vw, 64px)}
}