: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;-webkit-text-size-adjust:100%}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}#root{max-width:1280px;margin:0 auto;padding:2rem;text-align:center}.app{width:100%;max-width:800px}.form-section{background:#1a1a1a;padding:2rem;border-radius:8px;margin-bottom:2rem}.form-group{margin-bottom:1rem;text-align:left}label{display:block;margin-bottom:.5rem;font-weight:500}input,select,textarea{width:100%;padding:.5rem;border:1px solid #444;border-radius:4px;background:#2a2a2a;color:#fff;font-size:1rem}input:focus,select:focus,textarea:focus{outline:none;border-color:#646cff}button{background:#646cff;color:#fff;border:none;padding:.75rem 1.5rem;border-radius:4px;cursor:pointer;font-size:1rem}button:hover{background:#535bf2}.customers-list{background:#1a1a1a;padding:2rem;border-radius:8px}.customer-card{background:#2a2a2a;padding:1.5rem;margin-bottom:1rem;border-radius:4px;text-align:left}.customer-card h3{margin:0 0 .5rem;color:#646cff}.customer-info{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:.5rem}.info-item{font-size:.9rem}.info-label{font-weight:600;color:#888}.delete-btn{background:#dc3545;margin-top:1rem}.delete-btn:hover{background:#c82333}.empty-state{color:#888;font-style:italic}