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@media(max-width:600px){.topbar{padding:0 16px}.status{display:none}.hero{padding:46px 18px}.hero h1{font-size:40px}.hero-console{min-width:0}.metrics{grid-template-columns:1fr}.metrics div{border-right:0;border-bottom:1px solid var(--line)}.section,.demo-band,.rules-band{padding:70px 18px}.capability-grid{grid-template-columns:1fr}.demo-main{padding:18px}.result-stats{grid-template-columns:1fr 1fr;gap:16px}.rule-columns{display:block}.rule-columns>div{border-bottom:1px solid var(--line)}.boundary-grid{grid-template-columns:1fr}.boundary-grid>div+div{border-left:0;border-top:1px solid var(--line)}.proof-list{grid-template-columns:1fr}footer{display:block}footer p{margin-top:18px;line-height:1.7}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}