@media (max-width:900px){.v4{flex-direction:column}.v4-side{z-index:50;width:auto;padding:6px 4px calc(6px + env(safe-area-inset-bottom));-webkit-backdrop-filter:blur(10px);box-shadow:0 -6px 20px var(--v4-t1);background:#fffffff5;border:0;flex-direction:row;align-items:stretch;gap:0;position:fixed;bottom:0;left:0;right:0}@supports (color:color-mix(in lab, red, red)){.v4-side{box-shadow:0 -6px 20px color-mix(in srgb, var(--v4-t1) 7%, transparent)}}.v4-side{overflow:visible}.v4-brand,.v4-side .foot{display:none}.v4-nav{border:0;flex:1;justify-content:space-around;gap:0;min-height:0;padding:0;display:flex}.v4-nav a{white-space:nowrap;border-radius:10px;flex-direction:column;flex:1;justify-content:center;gap:3px;padding:4px 2px;font-size:11px}.v4-nav a .ic{width:28px;height:28px;padding:5px}.v4-nav a.on,.v4-nav a:hover{background:0 0}.v4-nav-grp,.v4-nav a.ph-hide{display:none}.v4-nav a.ph-only{display:flex}.v4-nav a{min-width:0}.v4-nav a:has(.sh) .lb{display:none}.v4-nav a .sh{display:inline}.v4-main{padding:12px 12px calc(152px + env(safe-area-inset-bottom,0px))}.v4-say{font-size:15px}.v4-nav a.on-ph{color:var(--v4-br);font-weight:700}}