#mascot{position:fixed;left:40px;bottom:14px;width:88px;height:88px;z-index:9999;cursor:pointer;overflow:visible;will-change:left,transform;filter:drop-shadow(0 5px 5px rgba(0,0,0,.18))}
#mascot img{width:100%;height:100%;object-fit:contain;display:block;pointer-events:none;user-select:none}
#mascot .tip{position:absolute;top:-26px;left:50%;transform:translateX(-50%);white-space:nowrap;background:#7c3aed;color:#fff;font-size:12px;padding:3px 9px;border-radius:10px;opacity:0;transition:opacity .2s}
#mascot:hover .tip{opacity:1}
@media(max-width:640px){#mascot{width:64px;height:64px;left:14px}}