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env(safe-area-inset-bottom))}.app>main,.pageContainer,.summaryPage,.cardsPage,.sourcesPage,.learningPage,.dbwtOverview,.dbwtTrainer{min-width:0}.pageContainer,.summaryPage,.cardsPage,.sourcesPage,.learningPage,.dbwtOverview,.dbwtTrainer{padding-bottom:28px}.learningFocusBar{flex-direction:column;align-items:stretch;padding:10px 16px}.learningFocusBar button{width:100%;min-height:44px}.sessionPage{padding-bottom:calc(104px + env(safe-area-inset-bottom))}.taskActions .btn,.sessionFooter .btn,.summaryActions .btn,.unitErrorActions .btn{min-height:48px}.choiceList>button{min-height:52px}.tutorPill{bottom:calc(84px + env(safe-area-inset-bottom));min-height:44px}.tutorHeader{padding:12px 16px}.tutorThread{padding:16px}.tutorFooterActions{padding:0 16px max(12px, env(safe-area-inset-bottom))}.summarySubjectOptions>a,.summarySubjectOptions>span{min-height:96px}.bundleSectionNav button{min-height:48px;padding:11px 10px}.bundleControls select,.bundleLectureSelect select{min-height:46px}.bundleStats{gap:8px;padding:11px 12px}.bundleStats span{align-items:center;min-height:40px;display:flex}.bundleBlock{scroll-margin-top:210px}.feedbackScale span{height:48px;min-height:48px}.feedbackOptions label,.feedbackNotAssessable{min-height:48px}.feedbackDialog form>footer button,.inlineFeedbackControls button{min-height:46px}.sourceActions button,.sourceActions a,.dbwtExamModes button,.dbwtPrimary,.dbwtFinish,.dbwtQuestionNav button{min-height:44px}.dbwtDots{gap:7px;padding-bottom:14px}.dbwtDots button{width:36px;height:36px}.dbwtExamModes>div:last-child{gap:9px}}@media (min-width:361px) and (max-width:850px){.ratings{grid-template-columns:repeat(3,minmax(0,1fr))}.ratings button{min-height:48px;padding:9px 6px;font-size:11px}}@media (max-width:520px){.summaryHead h1,.bundleHeader h1{overflow-wrap:anywhere}.bundleHeader{gap:13px;padding:22px 18px 18px}.bundleHeader 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