*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%}
body{
  font-family:'Space Grotesk',system-ui,sans-serif;
  background:#0a0a0f;
  color:#fff;
  overflow:hidden;
}

.hero{
  position:relative;
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
}

.hero-bg{
  position:absolute;inset:0;
  background:
    radial-gradient(ellipse 60% 80% at 30% 40%,rgba(99,102,241,.35),transparent 60%),
    radial-gradient(ellipse 50% 60% at 75% 65%,rgba(236,72,153,.25),transparent 60%),
    radial-gradient(ellipse 40% 50% at 50% 50%,rgba(16,185,129,.12),transparent 60%);
  animation:shift 12s ease-in-out infinite alternate;
}
.hero-bg::after{
  content:'';
  position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.02) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.02) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 70% 70% at center,#000,transparent 80%);
}

@keyframes shift{
  0%{transform:scale(1) rotate(0deg)}
  100%{transform:scale(1.15) rotate(3deg)}
}

.hero-content{
  position:relative;
  z-index:1;
  text-align:center;
  padding:0 24px;
}

.hero-title{
  font-size:clamp(3rem,12vw,9rem);
  font-weight:700;
  letter-spacing:-.04em;
  line-height:.9;
  margin-bottom:24px;
}
.hero-title .accent{
  color:#818cf8;
  margin-left:.15em;
}

.hero-sub{
  font-size:clamp(1rem,3vw,1.35rem);
  font-weight:300;
  color:#9ca3af;
  margin-bottom:48px;
}

.cta-row{
  display:flex;
  gap:16px;
  justify-content:center;
  flex-wrap:wrap;
}

.btn{
  padding:14px 32px;
  border-radius:10px;
  font-size:1rem;
  font-weight:500;
  text-decoration:none;
  transition:all .25s ease;
  display:inline-block;
}
.btn-primary{
  background:#6366f1;
  color:#fff;
}
.btn-primary:hover{
  background:#4f46e5;
  transform:translateY(-2px);
  box-shadow:0 8px 24px rgba(99,102,241,.4);
}
.btn-ghost{
  background:transparent;
  color:#e5e7eb;
  border:1px solid rgba(255,255,255,.15);
}
.btn-ghost:hover{
  border-color:rgba(255,255,255,.35);
  background:rgba(255,255,255,.04);
}