@keyframes synqospin{to{transform:rotate(360deg);}}
@keyframes advGlow{0%,100%{opacity:.3;}50%{opacity:.95;}}
.hub-card{transition:transform .16s ease, box-shadow .16s ease;}
.hub-node:hover .hub-card{transform:translateY(-3px) scale(1.05);}
.hub-center{box-shadow:0 0 0 8px rgba(15,163,196,.12),0 12px 32px rgba(0,0,0,.55);animation:hubpulse 2.8s ease-in-out infinite;}
@keyframes hubpulse{0%,100%{box-shadow:0 0 0 8px rgba(15,163,196,.12),0 12px 32px rgba(0,0,0,.55);}50%{box-shadow:0 0 0 14px rgba(15,163,196,.05),0 12px 32px rgba(0,0,0,.55);}}