body{font-family:Arial,Helvetica,sans-serif;margin:0;padding:1rem;background:#f5f7fa;color:#222}
.sim-wrapper{max-width:900px;margin:auto;text-align:center}
canvas{border:1px solid #bbb;border-radius:4px;margin-bottom:0.5rem;background:#fff}
.controls{margin:0.5rem 0}
.controls input[type=range]{width:250px;margin:0 0.5rem}
button{margin:0 0.25rem;padding:0.4rem 0.8rem;border:none;border-radius:4px;background:#2979ff;color:#fff;cursor:pointer;font-weight:600}
button:hover{background:#0257e0}
button:disabled{background:#78909c;cursor:not-allowed}
.result-wrapper{display:flex;justify-content:center;gap:1rem;flex-wrap:wrap}
#dataTable{border-collapse:collapse;min-width:260px}
#dataTable th,#dataTable td{border:1px solid #999;padding:4px 6px}
#dataTable th{background:#e0e0e0}
.hidden{display:none}