/* v79 手机底部导航隐藏式 */
@media (max-width:700px){
 .ix-bottom-nav{transition:transform .3s cubic-bezier(.22,.8,.3,1),box-shadow .3s;will-change:transform}
 .ix-bottom-nav.ix-nav-hidden{transform:translateY(calc(100% + 14px));box-shadow:none;pointer-events:none}
}
@media (prefers-reduced-motion:reduce){.ix-bottom-nav{transition:none}}