.chat-fab{position:fixed;bottom:40px;inset-inline-end:40px;width:62px;height:62px;border-radius:50%;background-color:var(--bg-purple);color:var(--text-white);display:flex;align-items:center;justify-content:center;box-shadow:0 10px 30px rgba(var(--bg-purple-rgb),.4);z-index:999;cursor:pointer;transition:transform .3s cubic-bezier(.175, .885, .32, 1.275),background-color .3s ease,color .3s ease,box-shadow .3s ease;animation:pulseFab 2.5s infinite}.chat-fab-icon{width:26px;height:26px}.chat-fab:hover{transform:scale(1.1);background-color:var(--accent-cyan);color:var(--text-dark);box-shadow:0 15px 45px rgba(var(--accent-cyan-rgb),.5);animation-play-state:paused}.chat-fab:active{transform:scale(.95)}@media (max-width:576px){.chat-fab{bottom:20px;inset-inline-end:20px;width:50px;height:50px}.chat-fab-icon{width:20px;height:20px}}body.light-mode .chat-fab{background-color:#191e3a;color:#fff;box-shadow:0 10px 30px rgba(25,30,58,.25);animation:pulseFabLight 2.5s infinite}body.light-mode .chat-fab:hover{background-color:var(--accent-cyan);color:#191e3a;box-shadow:0 15px 45px rgba(37,212,227,.4)}@keyframes pulseFabLight{0%{box-shadow:0 0 0 0 rgba(25,30,58,.6)}70%{box-shadow:0 0 0 15px rgba(25,30,58,0)}100%{box-shadow:0 0 0 0 rgba(25,30,58,0)}}