/**
 * Frontend Styles for Hierarchical Product Attributes
 * 
 * @package Katina HPA
 * @author Marcelia Software Foundation
 * @version 1.0.1
 * @license GPL v2 or later
 * @link https://mrslia.com
 */

/* Frontend Styles for Hierarchical Product Attributes */

.katina-hierarchical-attributes {
    margin: 20px 0;
}

.katina-hierarchical-attributes .woocommerce-product-attributes {
    border-collapse: separate;
    border-spacing: 0;
    width: 100%;
    margin-bottom: 1em;
}

.katina-hierarchical-attributes .woocommerce-product-attributes-item {
    border-bottom: 1px solid #e5e5e5;
    vertical-align: top;
}

.katina-hierarchical-attributes .woocommerce-product-attributes-item:last-child {
    border-bottom: none;
}

.katina-hierarchical-attributes .woocommerce-product-attributes-item.has-sub-attributes {
    border-bottom: 2px solid #ddd;
}

.katina-hierarchical-attributes .woocommerce-product-attributes-item.sub-attribute {
    background-color: #f9f9f9;
    border-bottom: 1px solid #e5e5e5;
}

.katina-hierarchical-attributes .woocommerce-product-attributes-item.sub-attribute:hover {
    background-color: #f0f0f0;
}

.katina-hierarchical-attributes .woocommerce-product-attributes-item__label {
    width: 30%;
    padding: 15px 20px 15px 0;
    font-weight: 600;
    color: #333;
    vertical-align: top;
}

.katina-hierarchical-attributes .woocommerce-product-attributes-item__value {
    padding: 15px 0;
    color: #666;
    line-height: 1.6;
}

.katina-hierarchical-attributes .sub-attribute .woocommerce-product-attributes-item__label {
    padding-left: 30px;
    font-weight: 500;
}

.katina-hierarchical-attributes .sub-attribute .woocommerce-product-attributes-item__value {
    padding-left: 30px;
}

/* Sub-attribute indicator */
.katina-hierarchical-attributes .sub-attribute-name::before {
    content: "↳";
    margin-right: 8px;
    color: #999;
    font-size: 12px;
}

/* Attribute name styling */
.katina-hierarchical-attributes .wd-attr-name {
    display: flex;
    align-items: center;
    gap: 8px;
}

.katina-hierarchical-attributes .wd-attr-name-label {
    display: inline-block;
}

.katina-hierarchical-attributes .wd-attr-name-img {
    width: 20px;
    height: 20px;
    object-fit: contain;
}

/* Tooltip styling */
.katina-hierarchical-attributes .wd-hint {
    display: inline-block;
    width: 16px;
    height: 16px;
    background: #999;
    color: #fff;
    border-radius: 50%;
    text-align: center;
    line-height: 16px;
    font-size: 10px;
    cursor: help;
    position: relative;
}

.katina-hierarchical-attributes .wd-tooltip {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: #333;
    color: #fff;
    padding: 8px 12px;
    border-radius: 4px;
    font-size: 12px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
    z-index: 1000;
    margin-bottom: 5px;
}

.katina-hierarchical-attributes .wd-hint:hover .wd-tooltip {
    opacity: 1;
    visibility: visible;
}

/* Responsive design */
@media (max-width: 768px) {
    .katina-hierarchical-attributes .woocommerce-product-attributes-item__label {
        width: 40%;
        padding: 10px 15px 10px 0;
    }
    
    .katina-hierarchical-attributes .woocommerce-product-attributes-item__value {
        padding: 10px 0;
    }
    
    .katina-hierarchical-attributes .sub-attribute .woocommerce-product-attributes-item__label,
    .katina-hierarchical-attributes .sub-attribute .woocommerce-product-attributes-item__value {
        padding-left: 20px;
    }
}

@media (max-width: 480px) {
    .katina-hierarchical-attributes .woocommerce-product-attributes {
        display: block;
    }
    
    .katina-hierarchical-attributes .woocommerce-product-attributes-item,
    .katina-hierarchical-attributes .woocommerce-product-attributes-item__label,
    .katina-hierarchical-attributes .woocommerce-product-attributes-item__value {
        display: block;
        width: 100%;
        padding: 10px 0;
    }
    
    .katina-hierarchical-attributes .sub-attribute .woocommerce-product-attributes-item__label,
    .katina-hierarchical-attributes .sub-attribute .woocommerce-product-attributes-item__value {
        padding-left: 20px;
    }
}

/* Animation for hierarchy expansion */
.katina-hierarchical-attributes .sub-attribute {
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Print styles */
@media print {
    .katina-hierarchical-attributes .sub-attribute {
        background-color: #f9f9f9 !important;
    }
    
    .katina-hierarchical-attributes .wd-hint {
        display: none;
    }
}