#root{max-width:1280px;margin:0 auto;padding:2rem;text-align:center}.container{display:flex;flex-direction:column;align-items:center;min-height:100vh;padding:2rem;background-color:#f5f5f5}.card{padding:2rem;background:#fff;border-radius:10px;box-shadow:0 4px 6px #0000001a;width:100%;max-width:400px}h1{font-size:2.5rem;color:#333;margin-bottom:2rem}.upload-section{display:flex;flex-direction:column;align-items:center;gap:1rem;padding:2rem;border:2px dashed #ddd;border-radius:10px;transition:border-color .3s}.upload-section:hover{border-color:#646cff}.file-input{width:100%;padding:1rem;font-size:1rem}.help-text{color:#666;font-size:.9rem;margin:0}.help-list{color:#666;font-size:.9rem;text-align:left;margin:0;padding-left:1.5rem}.help-list li{margin:.5rem 0}.status{margin-top:1rem;padding:1rem;background-color:#f0f0f0;border-radius:5px;color:#333}.error{margin-top:1rem;padding:1rem;background-color:#fff0f0;border-radius:5px;color:#c00}.error p{margin:0}.input{width:100%;padding:.8rem;margin-bottom:1rem;border:2px solid #ddd;border-radius:5px;font-size:1.1rem;transition:border-color .3s}.input:focus{outline:none;border-color:#646cff}.button{width:100%;padding:.8rem;background-color:#646cff;color:#fff;border:none;border-radius:5px;font-size:1.1rem;cursor:pointer;transition:background-color .3s}.button:hover{background-color:#535bf2}.button:disabled{background-color:#ccc;cursor:not-allowed}.result{margin-top:2rem;padding-top:2rem;border-top:2px solid #eee}.result h2{color:#333;margin-bottom:.5rem}.result p{font-size:2rem;color:#646cff;font-weight:700}: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}body{margin:0;min-width:320px;min-height:100vh}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}}