/* Reverse only decorative particles; fixed clinical nodes are untouched. */
#ai .neuspace-particle{animation-duration:14s;animation-direction:reverse;animation-timing-function:linear;animation-iteration-count:infinite;filter:drop-shadow(0 0 2px rgba(89,180,186,.25));fill:#005BAC;r:3.5px}
#ai .neuspace-particle:nth-of-type(2){animation-delay:-4.6667s;fill:#59B4BA;r:3px}
#ai .neuspace-particle:nth-of-type(3){animation-delay:-9.3333s;fill:#009966;r:4px}
#ai .neuspace-particle:nth-of-type(n+4){display:none}
@media(max-width:640px),(prefers-reduced-motion:reduce){#ai .neuspace-particle{animation:none}}