/* Embedded — circuit-like dots + pulse */
.hero { position:relative; overflow:hidden; }
.hero::before{
  content:""; position:absolute; inset:-10%;
  background:
    radial-gradient(15% 12% at 18% 22%, rgba(41,205,151,.35), transparent 60%),
    radial-gradient(12% 10% at 78% 68%, rgba(41,151,255,.30), transparent 65%),
    radial-gradient(10% 8% at 60% 30%, rgba(255,255,255,.4), transparent 70%),
    radial-gradient(circle at 20% 80%, rgba(255,255,255,.06) 0 2px, transparent 2px 30px);
  filter: blur(6px); pointer-events:none;
  animation: embPulse 8s ease-in-out infinite;
}
@keyframes embPulse { 0%,100%{opacity:.55} 50%{opacity:.85} }