:root{color-scheme:dark;--amber: #aadd00;--ink: #d7e0ea;--mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;--sans: "Avenir Next", "Segoe UI", system-ui, -apple-system, sans-serif}*{margin:0;padding:0;box-sizing:border-box}input,textarea{-webkit-user-select:text;user-select:text;-webkit-touch-callout:default}