:root{--background:#ffffff;--foreground:#171717}@media (prefers-color-scheme:dark){:root{--background:#0a0a0a;--foreground:#ededed}}body,html{max-width:100vw;overflow-x:hidden}body{color:var(--foreground);background:var(--background);font-family:Arial,Helvetica,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (prefers-color-scheme:dark){html{color-scheme:dark}}.vertex{stroke:#ccc;stroke-width:2px}.edge{stroke-width:3px;opacity:.6}.highlight-k-red{stroke-width:6px;opacity:1}.highlight-k-blue{stroke-width:8px;opacity:1}.vertex-label{font-weight:700;font-size:1.2em;fill:#222}