#dropZone {
    border: 3px dashed #764ba2;
    border-radius: 10px;
    padding: 40px;
    text-align: center;
    background: #f9f7ff;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 30px;
}

#dropZone.dragover {
    background: #e9e1ff;
    border-color: #667eea;
    transform: scale(1.02);
}

#dropZone:hover {
    background: #e9e1ff;
}

.drop-icon {
    font-size: 48px;
    color: #667eea;
    margin-bottom: 15px;
}

#dropZone h3 {
    color: #333;
    margin-bottom: 10px;
    font-size: 1.4rem;
}

#dropZone p {
    color: #666;
    margin-bottom: 15px;
}

#fileInput {
    display: none;
}

.btnnotuseit {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.btn i {
    font-size: 1.2rem;
}

.controls {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    margin-bottom: 25px;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 8px;
    border: 1px solid #e9ecef;
}

.file-info {
    background: #e9ecef;
    padding: 15px;
    border-radius: 6px;
}

h4 {
    margin-bottom: 10px;
    color: #333;
}

#dataTable {
    border: 1px solid #dee2e6;
    border-radius: 8px;
    overflow: hidden;
    margin-top: 20px;
    background: white;
}

.tabulator {
    font-size: 14px;
}

.tabulator-page {
    color: black;
}

.tabulator .tabulator-header {
    background: #f8f9fa;
    font-weight: 600;
}

.tabulator .tabulator-footer {
    background: #f8f9fa;
    border-top: 2px solid #667eea;
}

.tabulator-row.tabulator-row-even {
    background-color: #f8f9fa;
}

.tabulator-row.tabulator-row-odd {
    background-color: white;
}

.tabulator-row .tabulator-cell.tabulator-editing {
    background: #e9f7fe !important;
    border: 1px solid #667eea;
}

.status-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 6px;
    margin-top: 20px;
    border: 1px solid #e9ecef;
}

@media (max-width: 768px) {
    .content {
        padding: 15px;
    }

    .controls {
        flex-direction: column;
    }

    .header h1 {
        font-size: 2rem;
    }
}