.with-site-shell{--site-left:224px;--site-right:284px;padding-inline-start:var(--site-left);padding-inline-end:var(--site-right);box-sizing:border-box;min-height:100dvh;background:#f8faff}.with-site-shell #site-shell{font-family:inherit;color:#183661}.site-left,.site-right{position:fixed;top:0;bottom:0;overflow-y:auto;scrollbar-width:thin;overscroll-behavior:contain;z-index:40;box-sizing:border-box}.site-left{inset-inline-start:0;width:var(--site-left);display:flex;flex-direction:column;background:#fff;border-inline-end:1px solid #dce5f2;padding:23px 14px 16px}.site-right{inset-inline-end:0;width:var(--site-right);padding:24px 18px 24px 12px;background:#f8faff}.site-brand{display:flex;gap:8px;align-items:center;text-decoration:none;color:#1d3e7d;font-size:1.7rem;font-weight:900;letter-spacing:-1px}.site-brand img{border-radius:12px}.site-brand span{color:#94adfb}.site-tagline{font-size:.73rem;color:#7d90ae;margin:15px 0 24px;line-height:1.5}.site-left nav{display:grid;gap:6px}.site-left nav a{display:flex;gap:11px;align-items:center;min-height:44px;padding:10px 11px;border:1px solid transparent;border-radius:13px;color:#657e9f;text-decoration:none;font-size:.86rem;font-weight:700;line-height:1.45}.site-left .icon{width:21px;height:21px;flex-shrink:0}.site-left nav a[aria-current=page],.site-left nav a:hover{background:#eef2ff;color:#3d58ff;border-color:#ccd7ff}.site-account{display:grid;gap:8px;margin-top:auto;padding-top:24px}.site-account-main{display:flex;align-items:center;justify-content:center;gap:9px;color:#3b58e5;text-decoration:none;border:1px solid #d5dfef;border-bottom:4px solid #d5dfef;border-radius:12px;padding:12px 10px;font-size:.86rem;font-weight:800;overflow-wrap:anywhere}.site-signout{text-align:center;color:#6e82a1;font-size:.76rem;padding:7px}.site-left .app-promo{margin-top:18px;padding:14px 0 0;font-size:.7rem}.site-left .app-promo>a:first-child{display:flex;align-items:center;gap:8px;color:#284469;text-decoration:none}.site-left .app-promo img{width:36px;height:36px;border-radius:10px}.site-left .store-link{padding:8px;margin:8px 0;font-size:.69rem}.site-milo-note{display:flex;align-items:center;gap:8px;padding:12px;background:#fff;border:1px solid #dce5f2;border-radius:18px}.site-milo-note img{object-fit:contain;flex-shrink:0}.site-milo-note p{font-size:.83rem;line-height:1.5;margin:0;overflow-wrap:anywhere}.site-right .contest-ad{border:1px solid #dce5f2;border-radius:18px;overflow:hidden;background:#fff;margin:20px 0}.site-right .contest-ad-image{display:block;position:relative}.site-right .contest-ad-image img{width:100%;height:140px;object-fit:cover;display:block}.site-right .contest-ad-image span{position:absolute;bottom:12px;left:12px;font-size:.65rem;font-weight:700;background:#fff;border-radius:7px;padding:6px 9px;color:#154d64}.site-right .contest-ad-copy{padding:18px}.site-right .contest-ad-copy small{font-size:.65rem;color:#64818f;letter-spacing:.05em}.site-right .contest-ad-copy h2{font-size:1.2rem;margin:9px 0 18px}.site-right .contest-ad-copy .button{font-size:.8rem;min-height:43px;width:100%;justify-content:center}.site-mobile-bar,.site-menu-shade{display:none}
.premium-invitation{display:flex;align-items:flex-start;gap:19px;border:1px solid #c9d9b0;border-radius:22px;background:linear-gradient(125deg,#eff4ff,#f1f8da);padding:26px;margin:24px 0;text-align:start;box-sizing:border-box}.premium-emblem{display:grid;place-items:center;flex:0 0 46px;width:46px;height:46px;border-radius:15px;background:#d9ef8a;color:#335d5a}.premium-emblem .icon{width:26px;height:26px}.premium-invitation-copy{flex:1;min-width:0}.premium-invitation h2{font-size:1.23rem;line-height:1.35;margin:8px 0}.premium-invitation p{font-size:.88rem;line-height:1.5;color:#4f6b82;margin:9px 0}.premium-invitation .eyebrow{font-size:.67rem;letter-spacing:.09em;color:#41629a}.premium-flexible{display:block;color:#345b25;font-size:.85rem;line-height:1.5;margin:12px 0}.premium-invitation ul{list-style:none;padding:0;margin:15px 0}.premium-invitation li{display:flex;gap:8px;align-items:center;margin:8px 0;font-size:.83rem}.premium-invitation li .icon{width:17px;height:17px;color:#577742}.premium-invitation .button,.site-right .button{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;border:1px solid #3856f2;border-bottom:4px solid #2941bc;background:#3e59ff;color:white;border-radius:12px;padding:12px 18px;box-sizing:border-box}.premium-invitation small{display:block;font-size:.68rem;line-height:1.6;color:#687c84;margin-top:13px}.site-right .premium-invitation{display:block;padding:19px;margin:18px 0}.site-right .premium-emblem{width:33px;height:33px;float:inline-end;border-radius:10px}.site-right .premium-emblem .icon{width:19px;height:19px}.site-right .premium-invitation h2{font-size:1.1rem;clear:both;padding-top:6px}.site-right .premium-invitation p{font-size:.79rem}.site-right .premium-invitation .button{font-size:.8rem;width:100%;justify-content:center;margin-top:3px}.game-next-words{font-weight:700;color:#536934}.game-complete>small{display:flex;justify-content:center;align-items:center;gap:6px;color:#557d3e}.game-complete>small .icon{width:16px;height:16px}
/* One stable frame, even when the lesson replaces its central screen. */
.with-site-shell .world-shell{display:block!important;grid-template-columns:none!important}.with-site-shell .world-sidebar,.with-site-shell .mobile-nav,.with-site-shell .course-mobile-links,.with-site-shell .course-account-mobile,.with-site-shell .journey-sidebar,.with-site-shell .journey-mobile-contest{display:none!important}.with-site-shell .world-content{width:auto;min-width:0;margin:0!important}.with-site-shell .world-main{padding:28px clamp(18px,2.4vw,44px);max-width:none}.with-site-shell .journey-layout{display:block!important}.with-site-shell .journey-main{width:100%}.with-site-shell .lesson-activity{min-height:100dvh;padding:24px clamp(16px,2.8vw,45px) 130px!important}.with-site-shell .lesson-activity .extended-question{padding:24px;max-width:900px}.with-site-shell .extended-footer{inset-inline-start:var(--site-left);inset-inline-end:var(--site-right);width:auto;max-width:none}.with-site-shell .extended-results{padding:32px 24px 70px;margin-inline:auto;max-width:900px}.with-site-shell .choice-wrap,.with-site-shell .games-wrap{padding:28px clamp(18px,2.4vw,38px);max-width:1150px}.with-site-shell .country-grid{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}.with-site-shell .choice-intro h1{font-size:1.9rem}.with-site-shell .choice-intro img{width:110px;height:130px}.with-site-shell .account-root{margin-inline:auto}.with-site-shell .choice-contest{margin-block:20px}.with-site-shell .sound-examples{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}.with-site-shell .extended-lesson{max-width:100%}.with-site-shell .conversation-layout{grid-template-columns:minmax(180px,230px) minmax(0,1fr)}.with-site-shell .messages{overflow-wrap:anywhere}
@media(max-width:1240px){.with-site-shell{--site-left:206px;--site-right:0px}.site-right{position:static;width:auto;padding:22px;display:grid;grid-template-columns:1fr 1fr;gap:18px}.site-right .site-milo-note{grid-column:1/-1}.site-right .premium-invitation,.site-right .contest-ad{margin:0}.with-site-shell .world-main{padding:24px}.site-brand{font-size:1.5rem}.site-left{padding-inline:12px}.site-left nav a{font-size:.82rem}}
@media(max-width:780px){.with-site-shell{--site-left:0px;--site-right:0px;padding:58px 0 0}.site-mobile-bar{display:flex;position:fixed;inset-inline:0;top:0;height:58px;align-items:center;justify-content:space-between;gap:12px;padding:9px 15px;box-sizing:border-box;background:#fff;border-bottom:1px solid #dce5f2;z-index:70}.site-mobile-bar>a{display:flex;align-items:center;gap:7px;color:#23467e;text-decoration:none}.site-mobile-bar>a>img{border-radius:10px}.site-mobile-bar button{display:flex;align-items:center;gap:7px;color:#3554d9;background:#edf2ff;border:1px solid #d8e1fa;border-radius:10px;padding:8px 12px;min-height:38px;font:inherit;font-size:.83rem;font-weight:700}.site-mobile-bar .icon{width:20px;height:20px}.site-left{top:58px;width:260px;max-width:86vw;transform:translateX(-105%);transition:transform .2s;z-index:65}.site-left.is-open{transform:translateX(0)}[dir=rtl] .site-left{transform:translateX(105%)}[dir=rtl] .site-left.is-open{transform:translateX(0)}.site-menu-shade:not([hidden]){display:block;position:fixed;inset:58px 0 0;background:#152d6266;border:0;z-index:60}.site-right{padding:18px;grid-template-columns:1fr}.site-right .site-milo-note{grid-column:auto}.with-site-shell .world-top{padding:14px 18px;min-height:65px}.with-site-shell .world-top .mobile-brand{display:none}.with-site-shell .world-main{padding:18px}.with-site-shell .lesson-activity{min-height:calc(100dvh - 58px);padding:18px 12px 125px!important}.with-site-shell .choice-wrap,.with-site-shell .games-wrap{padding:20px 16px}.with-site-shell .choice-header .wordmark{display:none}.with-site-shell .choice-header{justify-content:flex-end;padding-bottom:18px}.with-site-shell .choice-intro h1{font-size:1.45rem}.with-site-shell .choice-intro img{width:70px;height:95px}.with-site-shell .conversation-layout{display:flex;flex-direction:column}.premium-invitation{padding:21px 16px;gap:12px}.premium-emblem{flex-basis:36px;width:36px;height:36px}.with-site-shell .extended-results{padding:24px 16px 50px}.site-left .site-brand{font-size:1.8rem}}
@media(prefers-reduced-motion:reduce){.site-left{transition:none}}

.with-site-shell .app-promo{display:none}.with-site-shell .site-left .app-promo{display:block}.with-site-shell .site-left .store-link{display:block;border:1px solid #d7e1f0;border-radius:10px;color:#315276;text-decoration:none;line-height:1.5}