/**
 * VegaVend Product Editor CSS - Version 2.0
 * Optimized for performance
 */

/* General wrapper styling */
body.wp-admin .vegavend-categories-wrapper {
    margin: 0;
    padding: 0;
    scroll-margin-top: 50px; /* Prevents excessive scrolling */
}

/* Current selection box */
body.wp-admin .vegavend-current-selection {
    margin-bottom: 10px;
    padding: 8px;
    background: #f0f7fc;
    border-left: 4px solid #2271b1;
}

body.wp-admin .vegavend-current-selection p {
    margin: 0;
    padding: 0;
}

body.wp-admin .vegavend-current-selection p:nth-child(2) {
    margin: 4px 0 0 0;
    padding: 0;
    font-size: 12px;
    color: #555;
}

/* Search tools */
body.wp-admin .vegavend-categories-tools {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 8px 0;
}

body.wp-admin .vegavend-categories-search {
    flex: 1;
}

body.wp-admin .vegavend-categories-search input {
    width: 100%;
    margin: 4px 0;
    padding: 6px;
}

/* Categories container - optimized for scrolling */
body.wp-admin #vegavend-categories-container {
    box-sizing: border-box;
    max-height: 300px;
    overflow-y: auto;
    border: 1px solid #ddd;
    padding: 10px;
    margin: 8px 0;
    background: #f9f9f9;
    /* Optimize for GPU acceleration */
    will-change: transform;
    transform: translateZ(0);
    /* Improve scroll performance */
    -webkit-overflow-scrolling: touch;
}

/* Category items */
body.wp-admin .vegavend-category-item {
    margin: 3px 0;
    padding: 2px 0;
    line-height: 1.4em;
    /* Add compositing hints for better performance */
    will-change: opacity;
    transition: background-color 0.15s ease-in-out;
}

body.wp-admin .vegavend-category-item label {
    display: block;
    margin: 0;
    padding: 2px 4px;
    border-radius: 2px;
}

body.wp-admin .vegavend-category-item:hover {
    background-color: #f0f0f0;
}

body.wp-admin .vegavend-category-item input[type="radio"] {
    margin-right: 6px;
    vertical-align: text-bottom;
}

/* Performance optimizations for large category lists */
body.wp-admin .vegavend-category-item.vegavend-optimized {
    contain: layout style paint;
}

/* Loading indicator */
body.wp-admin .vegavend-categories-loading {
    text-align: center;
    padding: 10px;
    color: #666;
}

/* Improve focus states for accessibility */
body.wp-admin #vegavend-categories-search:focus {
    border-color: #2271b1;
    box-shadow: 0 0 0 1px #2271b1;
    outline: 2px solid transparent;
}

body.wp-admin .vegavend-category-item input[type="radio"]:focus + .category-name {
    outline: 1px dotted #2271b1;
}

/* Make selected item stand out */
body.wp-admin .vegavend-category-item input[type="radio"]:checked + .category-name {
    font-weight: 600;
}

/* Make transitions smoother */
body.wp-admin .vegavend-selection-interface {
    transition: all 0.3s ease;
}

/* Specific IE11 fixes */
@media all and (-ms-high-contrast: none), (-ms-high-contrast: active) {
    body.wp-admin #vegavend-categories-container {
        transform: none;
    }
    body.wp-admin .vegavend-category-item {
        transform: none;
    }
}

/* Pagination container styling */
body.wp-admin #vegavend-pagination {
    margin: 10px 0;
    text-align: center;
}

/* Add spacing around the paging text */
body.wp-admin #vegavend-pagination .paging-input {
    margin: 0 6px;
    vertical-align: middle;
}

/* Space between page number and "of" text */
body.wp-admin #vegavend-pagination .paging-input .separator,
body.wp-admin #vegavend-pagination .paging-input span:not(.current-page):not(.total-pages) {
    margin: 0 4px;
}

/* Button styling */
body.wp-admin #vegavend-pagination .button {
    margin: 0 3px;
}

/* Increase clickable area */
body.wp-admin #vegavend-pagination .button {
    min-width: 30px;
    text-align: center;
}

/* Make pagination stand out a bit */
body.wp-admin #vegavend-pagination .tablenav-pages {
    background-color: #f9f9f9;
    padding: 5px 8px;
    border-radius: 4px;
    display: inline-block;
}