body{font-family:system-ui,quicksand medium,tex gyre adventor,arial,sans-serif;margin:0;overflow:hidden;background:#000}#canvas-container{width:100vw;height:100vh;display:block}#plan-canvas{display:none;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%)}#anim-overlay{display:none;position:fixed;bottom:3%;left:50%;transform:translateX(-50%);flex-direction:column;align-items:center;gap:10px}#anim-algo{font-size:1.2rem;color:#fff;max-width:90vw}#anim-algo .move{display:inline-block;padding:1px 3px;border-radius:3px}#anim-algo .move.active{background:#fff;color:#000;font-weight:700}#anim-controls{display:flex;gap:8px;align-items:center}.anim-btn{width:44px;height:44px;border:none;border-radius:50%;background:#333;color:#fff;font-size:1.2rem;cursor:pointer;display:flex;align-items:center;justify-content:center}.anim-btn:hover{background:#555}.anim-btn:disabled{opacity:.5;cursor:default}#anim-speed{display:flex;gap:6px;color:#fff}#anim-speed input[type=range]{width:180px}