body{background-color:#f8f9fa;padding:20px}.chart-container{position:relative;background:#fff;border-radius:8px;box-shadow:0 2px 4px rgba(0,0,0,.1);padding:20px}.chart-container::before{content:"";display:block;padding-top:100%}#chartCanvas{position:absolute;top:20px;left:20px;right:20px;bottom:20px;width:calc(100% - 40px)!important;height:calc(100% - 40px)!important}.param-card{background:#fff;border-radius:8px;box-shadow:0 2px 4px rgba(0,0,0,.1);padding:20px;margin-bottom:20px}.array-output{background:#f8f9fa;border:1px solid #dee2e6;border-radius:4px;padding:10px;font-family:monospace;font-size:12px;max-height:300px;overflow-y:auto;white-space:pre-wrap;word-break:break-all}.copy-btn{position:absolute;top:10px;right:10px;z-index:10}.array-container{position:relative}@media (max-width:768px){.chart-container{margin-top:20px}}.accordion-button:not(.collapsed){background-color:transparent!important;}