*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:linear-gradient(135deg,#667eea,#764ba2);min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}.container{background:white;border-radius:16px;padding:40px;box-shadow:0 20px 60px rgba(0,0,0,.3);width:100%;max-width:500px}h1{text-align:center;color:#333;margin-bottom:30px;font-size:1.8rem}.login-form{display:flex;flex-direction:column;gap:15px}.login-form input{padding:14px 16px;border:2px solid #e0e0e0;border-radius:8px;font-size:1rem;transition:border-color .3s}.login-form input:focus{outline:none;border-color:#667eea}.btn{padding:14px;background:linear-gradient(135deg,#667eea,#764ba2);color:white;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:transform .2s,box-shadow .2s}.btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(102,126,234,.4)}.btn:disabled{opacity:.7;cursor:not-allowed;transform:none}.header{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px}.header h1{margin-bottom:0;font-size:1.5rem}.logout-btn{padding:8px 16px;background:#dc3545;color:white;border:none;border-radius:6px;cursor:pointer;font-size:.85rem}.logout-btn:hover{background:#c82333}.drop-zone{border:3px dashed #667eea;border-radius:12px;padding:60px 20px;text-align:center;cursor:pointer;transition:all .3s;background:#f8f9ff}.drop-zone.dragover,.drop-zone:hover{background:#eef1ff;border-color:#764ba2}.drop-zone-icon{font-size:3rem;margin-bottom:15px}.drop-zone-text{color:#666;font-size:1.1rem}.drop-zone-hint{color:#999;font-size:.9rem;margin-top:10px}.status{margin-top:20px;padding:15px;border-radius:8px}.status.loading{background:#fff3cd;color:#856404}.status.success{background:#d4edda;color:#155724}.status.error{background:#f8d7da;color:#721c24}.result{margin-top:20px}.result h3{color:#333;margin-bottom:10px}.result-text{background:#f5f5f5;padding:20px;border-radius:8px;white-space:pre-wrap;word-wrap:break-word;max-height:300px;overflow-y:auto;font-size:.95rem;line-height:1.6}.copy-btn{margin-top:10px;padding:10px 20px;background:#28a745;color:white;border:none;border-radius:6px;cursor:pointer;font-size:.9rem}.copy-btn:hover{background:#218838}.spinner{display:inline-block;width:20px;height:20px;border:3px solid #f3f3f3;border-top-color:#667eea;border-radius:50%;animation:spin 1s linear infinite;margin-right:10px;vertical-align:middle}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}