/* WooCommerce GunFun SKU Quick Entry Plugin Styles */
#gunfun-sku-quick-entry-container {
    max-width: 800px;
    margin: 20px 0;
    padding: 20px;
    border: 1px solid #ddd;
    border-radius: 8px;
    background-color: #f9f9f9;
    font-family: Arial, sans-serif;
}

#gunfun-sku-quick-entry-container h3 {
    margin-top: 0;
    color: #333;
    border-bottom: 2px solid #007cba;
    padding-bottom: 10px;
}

#gunfun-sku-quick-entry-container h4 {
    color: #555;
    margin-top: 25px;
    margin-bottom: 15px;
}

#gunfun-sku-quick-entry-container h5 {
    color: #666;
    margin-top: 15px;
    margin-bottom: 10px;
}

/* CSV Upload Section */
.sku-csv-section {
    margin-bottom: 30px;
    padding: 20px;
    background-color: #fff;
    border-radius: 5px;
    border: 1px solid #e0e0e0;
}

.csv-upload-area {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

#csv-file-input {
    flex: 1;
    padding: 8px;
    border: 1px solid #ccc;
    border-radius: 4px;
}

#csv-upload-btn {
    padding: 8px 16px;
    background-color: #007cba;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
}

#csv-upload-btn:hover {
    background-color: #005a87;
}

#csv-upload-btn:disabled {
    background-color: #ccc;
    cursor: not-allowed;
}

/* Column Selectors */
#csv-column-selector {
    padding: 15px;
    background-color: #f5f5f5;
    border-radius: 4px;
    margin-top: 15px;
}

.column-selectors {
    display: flex;
    gap: 20px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.column-selectors label {
    display: flex;
    flex-direction: column;
    font-weight: bold;
    color: #333;
}

.column-selectors select {
    margin-top: 5px;
    padding: 8px;
    border: 1px solid #ccc;
    border-radius: 4px;
    min-width: 200px;
}

#process-csv-btn {
    padding: 8px 16px;
    background-color: #28a745;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
}

#process-csv-btn:hover {
    background-color: #218838;
}

/* Manual Input Section */
.sku-manual-section {
    margin-bottom: 30px;
    padding: 20px;
    background-color: #fff;
    border-radius: 5px;
    border: 1px solid #e0e0e0;
}

.input-instructions {
    background-color: #e7f3ff;
    padding: 15px;
    border-radius: 4px;
    border-left: 4px solid #007cba;
    margin-bottom: 15px;
    font-size: 14px;
    line-height: 1.5;
}

#sku-input-area {
    width: 100%;
    height: 150px;
    padding: 15px;
    border: 2px solid #ddd;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    resize: vertical;
    transition: border-color 0.3s;
}

#sku-input-area:focus {
    outline: none;
    border-color: #007cba;
    box-shadow: 0 0 5px rgba(0, 124, 186, 0.3);
}

/* Action Buttons */
.sku-actions {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
}

#add-skus-btn {
    padding: 12px 24px;
    background-color: #007cba;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    font-weight: bold;
    transition: background-color 0.3s;
}

#add-skus-btn:hover {
    background-color: #005a87;
}

#add-skus-btn:disabled {
    background-color: #ccc;
    cursor: not-allowed;
}

#clear-skus-btn {
    padding: 12px 24px;
    background-color: #6c757d;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s;
}

#clear-skus-btn:hover {
    background-color: #545b62;
}

/* Messages */
#sku-messages {
    margin-bottom: 20px;
}

.sku-message {
    padding: 15px;
    border-radius: 4px;
    margin-bottom: 10px;
    font-weight: bold;
}

.sku-message-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.sku-message-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.sku-message-warning {
    background-color: #fff3cd;
    color: #856404;
    border: 1px solid #ffeaa7;
}

/* Preview Section */
#sku-preview {
    margin-top: 20px;
    padding: 20px;
    background-color: #fff;
    border-radius: 5px;
    border: 1px solid #e0e0e0;
}

.csv-preview-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}

.csv-preview-table th,
.csv-preview-table td {
    padding: 8px 12px;
    border: 1px solid #ddd;
    text-align: left;
}

.csv-preview-table th {
    background-color: #f8f9fa;
    font-weight: bold;
    color: #333;
}

.csv-preview-table tbody tr:nth-child(even) {
    background-color: #f9f9f9;
}

.csv-preview-table tbody tr:hover {
    background-color: #e8f4ff;
}

/* Responsive Design */
@media (max-width: 768px) {
    #gunfun-sku-quick-entry-container {
        padding: 15px;
    }

    .csv-upload-area {
        flex-direction: column;
        align-items: stretch;
    }

    .column-selectors {
        flex-direction: column;
        gap: 15px;
    }

    .column-selectors select {
        min-width: auto;
    }

    .sku-actions {
        flex-direction: column;
    }

    #add-skus-btn,
    #clear-skus-btn {
        width: 100%;
    }
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin-top: -10px;
    margin-left: -10px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #007cba;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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