:root{--primary-color: #1e40af;--primary-light: #3b82f6;--primary-dark: #1e3a8a;--accent-color: #ef4444;--background-color: #f8fafc;--text-color: #1e293b;--text-light: #64748b;--border-color: #e2e8f0;--shadow-color: rgba(0, 0, 0, .1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background-color:var(--background-color);color:var(--text-color);line-height:1.5}.container{max-width:800px;margin:0 auto;padding:2rem 1rem;display:flex;flex-direction:column;min-height:100vh}header{text-align:center;margin-bottom:2rem}h1{font-size:2.5rem;color:var(--primary-color);font-weight:700;margin-bottom:.5rem}.subtitle{font-size:1.125rem;color:var(--text-light)}main{flex:1;display:flex;flex-direction:column;gap:2rem}.controls{display:flex;gap:2rem;justify-content:center}.input-group{display:flex;flex-direction:column;gap:.5rem}label{font-weight:500;color:var(--primary-dark)}input[type=number]{padding:.75rem;border:2px solid var(--border-color);border-radius:.5rem;font-size:1rem;width:8rem;transition:border-color .2s ease}input[type=number]:focus{outline:none;border-color:var(--primary-light);box-shadow:0 0 0 3px #3b82f633}.plot-container{width:100%;height:500px;border-radius:.75rem;overflow:hidden;box-shadow:0 4px 12px var(--shadow-color);background-color:#fff}.info-panel{background-color:#fff;padding:1.5rem;border-radius:.75rem;box-shadow:0 2px 8px var(--shadow-color);text-align:center;border-left:4px solid var(--primary-light)}.info-panel p{margin-bottom:.5rem}.info-panel p:last-child{margin-bottom:0}@media (max-width: 600px){.controls{flex-direction:column;align-items:center;gap:1rem}h1{font-size:2rem}.plot-container{height:400px}}