.has-learner-tabs{--learner-tabs-height:76px}.learner-tabs{position:fixed;z-index:70;right:0;bottom:0;left:0;box-sizing:border-box;width:min(820px,100%);height:var(--learner-tabs-height);margin:auto;padding:8px 18px max(9px,env(safe-area-inset-bottom));border:1px solid rgba(183,129,255,.35);border-bottom:0;background:rgba(18,18,28,.97);box-shadow:0 -10px 28px rgba(0,0,0,.2)}.learner-tabs-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:4px;width:100%;height:100%;margin:auto}.learner-tabs a{display:grid;justify-items:center;align-content:center;gap:2px;min-height:0;padding:5px 4px;border-radius:11px;color:#a9a2ad;font:inherit;text-decoration:none}.learner-tabs a span{font-size:17px;line-height:1}.learner-tabs a b{font-size:10px}.learner-tabs a.is-active{background:rgba(183,129,255,.15);color:#f1ddff}.has-learner-tabs .native-home-tabbar,.has-learner-tabs .native-account-tabs{display:none}.has-learner-tabs main:not(.learner-app-main){padding-bottom:var(--learner-tabs-height)}.has-learner-tabs footer{padding-bottom:calc(30px + var(--learner-tabs-height))}.has-learner-tabs .learner-app-main{height:calc(100dvh - var(--learner-tabs-height));min-height:0}.has-learner-tabs .native-home{height:100%;min-height:0}.has-learner-tabs .learner-app-main .lesson-shell.app-flow-shell{height:100%;min-height:0;padding-bottom:0}.has-learner-tabs .learner-app-main .lesson-content.app-flow-mode{height:100%;min-height:0}.has-learner-tabs .learner-app-main .native-app-flow{height:100%;min-height:0}.has-learner-tabs .app-flow-nav{bottom:calc(var(--learner-tabs-height) + 8px)}@media(max-width:620px){.has-learner-tabs{--learner-tabs-height:70px}.learner-tabs{height:calc(var(--learner-tabs-height) + env(safe-area-inset-bottom));padding-right:12px;padding-left:12px}.has-learner-tabs .learner-app-main{height:calc(100dvh - var(--learner-tabs-height) - env(safe-area-inset-bottom))}.has-learner-tabs .app-flow-nav{bottom:calc(var(--learner-tabs-height) + env(safe-area-inset-bottom) + 8px)}}