.nova-cb__btn{position:relative;display:grid;place-items:center;width:var(--nova-cb-size,52px);height:var(--nova-cb-size,52px);border-radius:50%;background:var(--nova-cb-bg,var(--nova-cb-c));color:#fff;box-shadow:0 4px 14px rgba(15,23,42,.22);transition:transform .2s ease}.nova-cb__btn:hover,.nova-cb__btn:focus-visible{color:#fff;transform:scale(1.06)}.nova-cb__tip{position:absolute;top:50%;white-space:nowrap;padding:6px 10px;border-radius:6px;background:rgba(15,23,42,.92);color:#fff;font-size:13px;opacity:0;pointer-events:none;transition:opacity .2s ease,transform .2s ease}.nova-cb--right .nova-cb__tip{right:100%;margin-right:12px;transform:translate(8px,-50%)}.nova-cb--left .nova-cb__tip{left:100%;margin-left:12px;transform:translate(-8px,-50%)}.nova-cb__btn:hover .nova-cb__tip,.nova-cb__btn:focus-visible .nova-cb__tip{opacity:1;transform:translate(0,-50%)}@media (max-width:991px){.nova-cb--round{gap:10px}.nova-cb--round .nova-cb__btn:nth-child(n+5){display:none}}