/* Excel Export Progress Overlay */

#excelExportOverlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 999999;
    opacity: 0;
    transition: opacity 0.3s ease;
    backdrop-filter: blur(2px);
}

#excelExportOverlay.visible {
    opacity: 1;
}

.excel-export-modal {
    background: #ffffff;
    border-radius: 12px;
    padding: 30px 40px;
    min-width: 320px;
    max-width: 420px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    text-align: center;
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

#excelExportOverlay.visible .excel-export-modal {
    transform: scale(1);
}

.excel-export-modal.complete {
    border-top: 4px solid #28a745;
}

.excel-export-modal.error {
    border-top: 4px solid #dc3545;
}

.excel-export-spinner {
    width: 50px;
    height: 50px;
    margin: 0 auto 20px;
    border: 4px solid #e9ecef;
    border-top-color: #007bff;
    border-radius: 50%;
    animation: excel-export-spin 1s linear infinite;
}

.excel-export-modal.complete .excel-export-spinner {
    border-top-color: #28a745;
    animation: none;
}

.excel-export-modal.error .excel-export-spinner {
    border-top-color: #dc3545;
    animation: none;
}

@keyframes excel-export-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.excel-export-modal h3 {
    margin: 0 0 20px;
    font-size: 18px;
    font-weight: 600;
    color: #333;
}

.excel-export-progress-bar {
    height: 10px;
    background: #e9ecef;
    border-radius: 5px;
    overflow: hidden;
    margin-bottom: 12px;
}

.excel-export-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #007bff, #0056b3);
    border-radius: 5px;
    transition: width 0.3s ease;
    width: 0%;
}

.excel-export-modal.complete .excel-export-progress-fill {
    background: linear-gradient(90deg, #28a745, #1e7e34);
}

.excel-export-modal.error .excel-export-progress-fill {
    background: linear-gradient(90deg, #dc3545, #c82333);
}

.excel-export-percent {
    font-size: 32px;
    font-weight: 700;
    color: #007bff;
    margin-bottom: 10px;
}

.excel-export-modal.complete .excel-export-percent {
    color: #28a745;
}

.excel-export-modal.error .excel-export-percent {
    color: #dc3545;
}

.excel-export-message {
    font-size: 14px;
    color: #333;
    margin-bottom: 5px;
    font-weight: 500;
}

.excel-export-detail {
    font-size: 12px;
    color: #666;
    margin-bottom: 8px;
}

.excel-export-time {
    font-size: 11px;
    color: #999;
    margin-top: 8px;
}

.excel-export-debug {
    display: none;
    font-size: 10px;
    color: #999;
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px dashed #ddd;
    font-family: monospace;
    word-break: break-all;
}