:root{--ink:#0a0d0c;--paper:#f2f0e8;--muted:#a6afa7;--acid:#c4f545;--orange:#ff9169;--blue:#92b8ff;--line:#2b332e}h1,h2,h3,p{margin-top:revert}*{box-sizing:border-box}body{margin:0;background:var(--ink);color:var(--paper);font:15px 'Helvetica Neue',Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased}button,input,select{font:inherit}button,a,input,summary{touch-action:manipulation}a{color:inherit}button{border:1px solid var(--line);color:var(--paper);background:transparent;padding:10px 15px;cursor:pointer;border-radius:3px}button:hover{border-color:var(--acid)}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--acid);outline-offset:4px}/* Shared site chrome (/styles.css) sits above the lab: keep the header in flow. */.lab-body .site-header{position:relative;border-bottom:1px solid var(--line)}.lab-body .site-footer{margin-top:30px;border-top:1px solid var(--line)}.lab-body .site-footer p{color:inherit;line-height:normal}main 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