: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;min-width:320px;min-height:100vh;width:100%}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{min-height:100vh;width:100%;display:flex;align-items:center;justify-content:center;background:#f8f9fa;padding:20px;box-sizing:border-box}.container{background:#fff;border-radius:12px;padding:40px;box-shadow:0 4px 6px #0000001a;max-width:800px;width:100%;box-sizing:border-box;border:1px solid #e5e7eb}h1{color:#333;margin-bottom:30px;text-align:center;font-size:2rem;font-weight:600}.dropzone{border:3px dashed #ccc;border-radius:12px;padding:60px 20px;text-align:center;cursor:pointer;transition:all .3s ease;background:#fafafa}.dropzone:hover,.dropzone.active{border-color:#e46e2e;background:#fef3f0}.dropzone-content{display:flex;flex-direction:column;align-items:center;gap:16px}.upload-icon{width:48px;height:48px;color:#e46e2e}.dropzone p{margin:0;color:#666;font-size:1.1rem}.file-info{text-align:center;padding:20px}.file-info h3{color:#333;margin-bottom:10px}.file-info p{color:#666;font-size:1.1rem;margin-bottom:20px}.status{display:flex;align-items:center;justify-content:center;gap:12px;margin:20px 0}.spinner{width:20px;height:20px;border:2px solid #f3f3f3;border-top:2px solid #E46E2E;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.success{margin:20px 0}.success p{color:#22c55e;font-weight:600;margin-bottom:16px}.download-btn{background:#e46e2e;color:#fff;border:none;padding:12px 24px;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:background .3s ease;margin-right:12px}.download-btn:hover{background:#c55a26}.reset-btn{background:#6b7280;color:#fff;border:none;padding:12px 24px;border-radius:8px;font-size:1rem;cursor:pointer;transition:background .3s ease}.reset-btn:hover{background:#4b5563}.error{margin-top:20px;padding:16px;background:#fee2e2;border:1px solid #fecaca;border-radius:8px;text-align:center}.error p{color:#dc2626;margin:0;font-weight:600}