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#452f2b;color-scheme:dark;background:#0e1a17;color:var(--ink)}[data-theme=dark] .button.primary{color:#163e29;background:#86d5ad}[data-theme=dark] .segmented{background:#1e332b}[data-theme=dark] .avatar{background:#294c37}[data-theme=dark] .brand-symbol{background:#346c4b}[data-theme=dark] .resume-card{border-color:#3e684a}[data-theme=dark] .answer-input,[data-theme=dark] .field input{border-color:#446653}[data-theme=dark] .hint-card{background:#3b3b28;border-color:#535335}[data-theme=dark] .small-status{background:#494530;color:#e0ce92}[data-theme=dark] .small-status.ok{background:var(--mint);color:var(--green)}[data-theme=dark] .error-notice{border-color:#68473e}@media(min-width:600px){.app-shell{margin-top:30px;margin-bottom:30px;border-radius:26px;overflow:hidden;min-height:calc(100dvh - 60px);border:1px solid #e2e9e2}.header{padding:29px 39px 19px}.main{padding:15px 39px 110px}.bottom-nav{bottom:0;width:600px}.page-intro h1{font-size:43px}.lesson-card{padding:27px}.lesson-card h2{font-size:30px}.lesson-illustration{height:173px}.lesson-illustration>span{width:95px;height:95px;font-size:55px;padding-top:8px}.lesson-illustration>span:nth-child(2){width:107px;height:107px;font-size:44px;padding-top:20px}.lesson-illustration>span:nth-child(3){font-size:46px}.lead{font-size:15px}.preview-note p{font-size:12px}.eyebrow{font-size:10px}}@media(max-width:360px){.header,.main{padding-left:19px;padding-right:19px}h1{font-size:32px}.lesson-card{padding:19px}.lesson-card h2{font-size:24px}.group-card{padding:14px;gap:10px}.explanation{padding:18px}.question-card{padding:22px 17px}.control-actions{flex-direction:column}.progress-lesson{padding:15px}.progress-lesson>.round-icon{display:none}.brand{font-size:16px}.brand-caption{font-size:8px}.stat-card{padding:18px 15px}.field input{font-size:16px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}