:root{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;flex-direction:column}h1{font-size:3.2em;line-height:1.1}.card{padding:2em}#app{max-width:1280px;margin:0 auto;padding:2rem;vertical-align:middle}#links{padding:5px;text-align:left}#feedback{padding:5px;text-align:right}.input-group{margin-bottom:15px;position:relative}.input-group label{display:block;margin-bottom:5px;font-weight:700}.input-group input[type=number],.input-group select{width:100%;padding:12px;border:1px solid #ddd;font-size:1em;box-sizing:border-box;overflow:hidden}.input-group input[type=number]::-webkit-inner-spin-button,.input-group input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.result-group{font-size:1em;margin-bottom:15px;display:flex}.result-group .result-label{font-weight:700;margin-right:5px}#intro{font-size:1em}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}