.loading-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,.5);z-index:99999;display:flex;justify-content:center;align-items:center;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .3s ease,visibility .3s ease}.loading-overlay.active{opacity:1;visibility:visible;pointer-events:auto}.overlay-spinner{width:80px;height:80px;animation:spin-gear 1s linear infinite}.loading-spinner{display:none}