:root{--bg: #dad7cd;--ink: #344e41;--accent: #3a5a40}*{box-sizing:border-box}html,body,#root{margin:0;height:100%}body{background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-user-select:none;user-select:none;overscroll-behavior:none;touch-action:none}canvas{display:block}.error-screen{padding:2rem;color:#7a1f1f}.error-screen pre{white-space:pre-wrap}