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@media(max-width:850px){.hero{gap:24px}.hero-tree{padding:20px 14px}.branches{grid-template-columns:1fr}.branches:before{display:none}.hero-tags span{font-size:10px}.intro{display:block}.intro button{margin-top:18px}}
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@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}.progress-track>div{transition:none}}
@media print{nav,.tabs,button,.panda-nav,.hero-tree,footer{display:none!important}.card,.lesson{break-inside:avoid;border-color:#aaa}body{background:white}}

.question{scroll-margin-top:18px}
@media(max-width:600px){body.working .hero{padding-top:14px;padding-bottom:12px}body.working h1{font-size:27px;letter-spacing:-.7px;margin:0}body.working h1 br{display:none}body.working .hero .lede,body.working .hero .hero-tags,body.working .hero .eyebrow{display:none}body.working .storage-note{font-size:11px}body.working .tabs{margin-bottom:12px}}