: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}*{margin:0;padding:0;box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh}#root{max-width:1280px;margin:0 auto;padding:2rem}h1{font-size:2.5em;line-height:1.1;margin-bottom:1rem}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}input,textarea,select{padding:.5rem;border:1px solid #ccc;border-radius:4px;font-size:1rem;font-family:inherit;background-color:#fff;color:#000}@media (prefers-color-scheme: dark){input,textarea,select{background-color:#333;color:#fff;border-color:#555}}input:focus,textarea:focus,select:focus{outline:2px solid #646cff;border-color:#646cff}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}button{background-color:#f9f9f9}}.app{width:100%;max-width:1000px;margin:0 auto}.app-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;padding-bottom:1rem;border-bottom:2px solid #646cff}.language-selector{display:flex;align-items:center;gap:.5rem}.language-selector select{padding:.5rem;border-radius:4px}.translating-indicator{margin-left:10px;font-size:14px;color:#646cff}.company-info{background:#f0f0f0;padding:1.5rem;border-radius:8px;margin-bottom:2rem;text-align:center}.company-info h2{color:#1a1a1a;margin-bottom:.5rem}.company-info p{color:#333;margin:.25rem 0}@media (prefers-color-scheme: dark){.company-info{background:#2a2a2a}.company-info h2{color:#fff}.company-info p{color:#e0e0e0}}.invoice-form{display:flex;flex-direction:column;gap:1.5rem}.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem}.form-group{display:flex;flex-direction:column;gap:.5rem}.form-group label{font-weight:600;color:#333}@media (prefers-color-scheme: dark){.form-group label{color:#e0e0e0}}.form-group input,.form-group select,.form-group textarea{width:100%}.items-container{display:flex;flex-direction:column;gap:1rem}.item-row{display:grid;grid-template-columns:2fr 1fr 1fr 1fr auto;gap:.5rem;align-items:end;padding:1rem;background:#f9f9f9;border-radius:8px}@media (prefers-color-scheme: dark){.item-row{background:#2a2a2a}}.item-description{grid-column:span 1}.btn-remove{background-color:#dc3545;color:#fff;border:none;padding:.6rem 1rem;border-radius:4px;cursor:pointer;margin-bottom:0}.btn-remove:hover:not(:disabled){background-color:#c82333}.btn-remove:disabled{background-color:#ccc;cursor:not-allowed}.btn-add{background-color:#28a745;color:#fff;border:none;padding:.8rem 1.5rem;border-radius:4px;cursor:pointer;font-weight:600}.btn-add:hover{background-color:#218838}.totals-section{margin-top:1rem;padding:1rem;background:#f0f0f0;border-radius:8px;display:flex;flex-direction:column;gap:.5rem;align-items:flex-end}@media (prefers-color-scheme: dark){.totals-section{background:#2a2a2a}}.total-row{display:flex;justify-content:space-between;min-width:300px;font-size:1.1rem}.total-row.grand-total{font-size:1.5rem;font-weight:700;color:#1a1a1a;border-top:2px solid #333;padding-top:.5rem;margin-top:.5rem}@media (prefers-color-scheme: dark){.total-row.grand-total{color:#fff;border-top-color:#666}.total-row{color:#e0e0e0}}.btn-generate{background-color:#646cff;color:#fff;border:none;padding:1rem 2rem;border-radius:8px;cursor:pointer;font-size:1.1rem;font-weight:600;margin-top:1rem}.btn-generate:hover{background-color:#535bf2}h3{margin-top:1rem;color:#1a1a1a;border-bottom:1px solid #ccc;padding-bottom:.5rem}@media (prefers-color-scheme: dark){h3{color:#fff;border-bottom-color:#555}}@media (max-width: 768px){.item-row{grid-template-columns:1fr}.total-row{min-width:100%}.form-row{grid-template-columns:1fr}}@media (prefers-color-scheme: light){.company-info{background:#e8e8e8}.form-group label{color:#1a1a1a}.item-row{background:#f5f5f5}}.app-footer{margin-top:3rem;padding:1.5rem 0;text-align:center;border-top:1px solid #ccc;color:#666;font-size:.9rem}@media (prefers-color-scheme: dark){.app-footer{border-top-color:#444;color:#aaa}}