:root{color:#ecf7ff;background:#050712;font-family:PingFang SC,Hiragino Sans GB,Microsoft YaHei,Noto Sans SC,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}html,body,#game-shell,#game{width:100%;height:100%;min-height:100dvh}body{margin:0;overflow:hidden;overscroll-behavior:none;touch-action:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}#game-shell{display:grid;place-items:center;background:radial-gradient(circle at 22% 20%,rgba(25,214,197,.13),transparent 32%),radial-gradient(circle at 78% 76%,rgba(255,90,121,.1),transparent 34%),#050712}canvas{display:block;max-width:100vw;max-height:100dvh;cursor:crosshair;touch-action:none;image-rendering:pixelated;image-rendering:crisp-edges}