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188px;height:100dvh;min-height:0;display:flex;flex-direction:column;overflow:hidden}.reader.embedded{height:min(760px,85dvh)}.reader-layout{flex:1;display:flex;flex-direction:column;width:100%;max-width:none;min-height:0;margin:0}.picture-panel{flex:1;min-height:0}.picture-stage{flex:1;min-height:0;height:100%;max-width:none;align-items:center;container-type:size;--book-width: min(100cqw, calc(100cqh * var(--page-ratio, 1)))}.picture-stage>.page-image{width:var(--book-width);max-width:100%;flex-shrink:0}.learning-panel{flex:0 0 var(--lesson-height);height:var(--lesson-height);min-height:var(--lesson-height);max-height:var(--lesson-height);grid-template-rows:minmax(0,1fr) 32px;row-gap:4px;padding-bottom:max(8px,env(safe-area-inset-bottom));overflow:hidden;box-shadow:0 -4px 22px #263c3408}.lesson-messages{grid-column:1 / -1;grid-row:2;min-height:0;overflow-y:auto;text-align:center;scrollbar-width:thin}.lesson-text{height:100%;min-height:0;overflow-y:auto;overscroll-behavior:contain;display:flex;flex-direction:column;text-align:center;scrollbar-width:thin}.lesson-copy{flex:none;width:100%;margin-block:auto}.lesson-text .sentence-line{width:100%}.lesson-rating{align-self:stretch;gap:6px}@media(max-width:720px){.reader{--lesson-height: 220px}}@media(max-height:500px)and (orientation:landscape){.reader{--lesson-height: 168px}.learning-panel{grid-template-rows:minmax(0,1fr) 20px;row-gap:2px;padding-top:8px;padding-bottom:max(8px,env(safe-area-inset-bottom))}}.child-setup-page{max-width:600px;margin:auto;padding:48px 24px}.child-setup-page h1{font-size:clamp(26px,5vw,34px);margin:12px 0}.child-setup-page>p{color:var(--muted);font-size:14px}.child-form fieldset{border:0;padding:0;margin:0;min-width:0}.child-form legend{font-size:14px;font-weight:700}.child-form .setup-actions{display:flex;justify-content:flex-end;flex-wrap:wrap;gap:12px;margin-top:24px}.child-choices{display:grid;gap:12px;margin-top:16px}.child-choices button{display:flex;align-items:center;gap:12px;text-align:left}.child-choices .chosen{border-color:var(--green);background:#e5efda}.child-choices small{margin-left:auto;color:var(--muted)}@media(max-width:720px){.book-tags{gap:4px}.book-tags .stars{font-size:15px;letter-spacing:0}.book-level{font-size:10px;padding:3px 5px}}