:root{font-family: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;align-items:flex-start;justify-content:flex-start;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}.app-container{width:100%;max-width:1200px;margin:0 auto;padding:20px;font-family:Arial,sans-serif;position:relative}.home-icon{position:fixed;top:20px;right:20px;color:#007bff;transition:color .3s ease,transform .2s ease;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;z-index:10}.home-icon:hover{color:#0056b3;transform:scale(1.1)}.home-icon:active{transform:scale(.95)}.input-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:15px;margin-bottom:20px}@media(min-width:768px){.input-grid{grid-template-columns:repeat(4,1fr)}}@media(max-width:767px){.input-grid{grid-template-columns:repeat(2,1fr)}}.input-group{display:flex;flex-direction:column}.input-group label{font-weight:700;margin-bottom:5px;color:#333}.input-group input{padding:8px;border:1px solid #ccc;border-radius:4px}button{padding:10px;background-color:#007bff;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:16px;transition:background-color .3s ease}.input-group>button,.input-group button{width:100%;box-sizing:border-box}button:hover{background-color:#0056b3}.progress-section{display:flex;align-items:center;gap:10px;margin-bottom:20px}.progress-bar{flex:1;height:20px;background-color:#e0e0e0;border-radius:10px;overflow:hidden}.progress-fill{height:100%;background-color:#007bff;transition:width .3s ease;width:var(--progress, 0%)}.progress-fill.reset{transition:none!important;width:0%!important}.results-section{margin-top:20px}.results-section h2{text-align:center;color:#333}.chart-wrapper{width:100%;height:640px;margin:0 auto}