:root{--bw: #000;--bg: #fff}html,body{height:100%;margin:0;padding:0;overflow:hidden}body{background:var(--bg);color:var(--bw);font-family:EB Garamond,serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;touch-action:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}#root{width:100vw;height:100vh}.menu-bar{border-bottom:1px solid var(--bw);padding:12px 24px;display:flex;gap:24px;align-items:center;font-family:Source Code Pro,monospace;z-index:10;position:relative}.menu-item{font-size:14px;cursor:pointer;padding:6px 0}.menu-item:hover{opacity:.7}.menu-item.active{font-weight:700}.game-container{position:relative;width:100vw;height:calc(100vh - 60px);overflow:hidden;touch-action:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}.game-canvas{position:absolute;top:0;left:0;width:100%;height:100%;display:block;cursor:crosshair;z-index:2;pointer-events:auto}.ui{position:absolute;top:16px;left:16px;font-family:Source Code Pro,monospace;font-size:18px;font-weight:700;color:var(--bw);z-index:5;pointer-events:none}.game-over{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center;font-family:EB Garamond,serif;font-size:36px;color:var(--bw);z-index:10}.restart-btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;background:var(--bw);color:var(--bg);border:1px solid var(--bw);padding:12px 24px;cursor:pointer;font-weight:700;letter-spacing:.4px;font-family:Source Code Pro,monospace;font-size:16px;margin-top:16px}.restart-btn:hover{opacity:.9}