:root{--bg:#f6f4ee;--paper:#fffdf7;--ink:#111;--mute:#444;--line:#111;--grid:#d7d3c8}*{box-sizing:border-box}body,html{margin:0;min-height:100%;background:var(--bg);font-family:Georgia,Times New Roman,Times,serif}a,body,html{color:var(--ink)}.shell{display:flex;flex-direction:column;padding:20px 16px 40px;max-width:1032px;margin:0 auto}.intro{margin:0 0 12px}.kicker{font-family:Verdana,Geneva,sans-serif;font-size:11px;letter-spacing:.04em;text-transform:uppercase}.kicker,h1{margin:0 0 8px}h1{font-size:32px;line-height:1.1;font-weight:700}.lede,.manifesto,.note,.plot-meta,.spec pre,.spec-link{font-family:Verdana,Geneva,sans-serif;font-size:13px;line-height:1.5;color:var(--mute)}.lede{margin:0;max-width:42em}.spec-link{margin:16px 0 0}.spec{border-top:1px solid var(--line);padding-top:16px}.spec h2{font-size:13px;margin:0 0 10px}.manifesto,.spec pre{margin:0;white-space:pre-wrap;word-break:break-word;color:var(--ink);font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px;line-height:1.45}.board-wrap{overflow:auto;background:var(--paper);border:1px solid var(--line);padding:0}.board{position:relative;width:1000px;height:1000px;background:linear-gradient(to right,var(--grid) 1px,transparent 1px),linear-gradient(to bottom,var(--grid) 1px,transparent 1px),var(--paper);background-size:10px 10px,10px 10px,auto}.plot{position:absolute;display:block;outline:1px solid rgba(0,0,0,.35)}.plot:focus-visible,.plot:hover{outline:2px solid var(--ink);z-index:2}.legend{display:flex;justify-content:space-between;margin:8px 0 0;font-family:Verdana,Geneva,sans-serif;color:var(--mute);font-size:11px}.plot-meta{margin:8px 0 0;min-height:1.4em}