/**
 * AiLinear Module - Front-office styles
 * Compatible with PrestaShop 8.x and 9.x
 *
 * @author    ai-dev <contact@ai-dev.fr>
 * @copyright ai-dev since 2014
 * @version   3.0.0
 */

/* Container */
.ailinear-container {
    margin: 20px 0;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
    border: 1px solid #dee2e6;
}

.ailinear-quantity-wrapper {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

/* Label */
.ailinear-label {
    font-weight: 600;
    font-size: 14px;
    color: #212529;
    margin-bottom: 8px;
    display: block;
}

/* Input group */
.ailinear-input-group {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

/* Buttons */
.ailinear-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid #ced4da;
    background: #ffffff;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
}

.ailinear-btn:hover {
    background: #f8f9fa;
    border-color: #adb5bd;
}

.ailinear-btn:active {
    background: #e9ecef;
}

.ailinear-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.ailinear-btn i.material-icons {
    font-size: 20px;
    color: #495057;
}

/* Input */
.ailinear-quantity-input {
    width: 120px;
    height: 40px;
    padding: 8px 12px;
    border: 1px solid #ced4da;
    border-radius: 4px;
    font-size: 16px;
    text-align: center;
    transition: border-color 0.3s ease;
}

.ailinear-quantity-input:focus {
    outline: none;
    border-color: #80bdff;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

.ailinear-quantity-input:invalid {
    border-color: #dc3545;
}

/* Unit label */
.ailinear-unit {
    font-size: 14px;
    font-weight: 500;
    color: #6c757d;
    padding: 0 8px;
}

/* Constraints */
.ailinear-constraints {
    display: flex;
    gap: 15px;
    font-size: 12px;
    color: #6c757d;
}

.ailinear-constraint-min,
.ailinear-constraint-max {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.ailinear-constraint-min::before {
    content: '↓';
    font-weight: bold;
}

.ailinear-constraint-max::before {
    content: '↑';
    font-weight: bold;
}

/* Price display */
.ailinear-price-display {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px;
    background: #ffffff;
    border-radius: 4px;
    border: 1px solid #dee2e6;
}

.ailinear-price-label {
    font-size: 14px;
    color: #6c757d;
}

.ailinear-price-value {
    font-size: 20px;
    font-weight: 700;
    color: #28a745;
}

/* Error message */
.ailinear-error-message {
    display: none;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    border-radius: 4px;
    color: #721c24;
    font-size: 13px;
}

.ailinear-error-message.show {
    display: flex;
}

.ailinear-error-message i.material-icons {
    font-size: 18px;
    color: #dc3545;
}

/* Slider mode (optional) */
.ailinear-slider-container {
    width: 100%;
    padding: 20px 0;
}

.ailinear-slider {
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: #dee2e6;
    outline: none;
    -webkit-appearance: none;
}

.ailinear-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #007bff;
    cursor: pointer;
    transition: background 0.3s ease;
}

.ailinear-slider::-webkit-slider-thumb:hover {
    background: #0056b3;
}

.ailinear-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #007bff;
    cursor: pointer;
    border: none;
    transition: background 0.3s ease;
}

.ailinear-slider::-moz-range-thumb:hover {
    background: #0056b3;
}

/* Responsive */
@media (max-width: 768px) {
    .ailinear-container {
        padding: 12px;
    }
    
    .ailinear-input-group {
        justify-content: center;
    }
    
    .ailinear-quantity-input {
        width: 100px;
    }
    
    .ailinear-price-display {
        flex-direction: column;
        text-align: center;
    }
    
    .ailinear-constraints {
        flex-direction: column;
        gap: 8px;
    }
}

@media (max-width: 480px) {
    .ailinear-btn {
        width: 36px;
        height: 36px;
    }
    
    .ailinear-quantity-input {
        width: 80px;
        height: 36px;
        font-size: 14px;
    }
}

/* Loading state */
.ailinear-container.loading {
    opacity: 0.6;
    pointer-events: none;
}

.ailinear-container.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 30px;
    height: 30px;
    margin: -15px 0 0 -15px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #007bff;
    border-radius: 50%;
    animation: ailinear-spin 1s linear infinite;
}

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