/**
 * Advanced Product Filters PRO - Base CSS
 * Version: 1.0.0 (FIXED)
 * Author: vebi.pl
 */

/* CSS Variables */
:root {
    --apf-primary: #0073aa;
    --apf-secondary: #666666;
    --apf-background: #ffffff;
    --apf-border: #dddddd;
    --apf-hover: #f0f0f0;
    --apf-active: #e7f5fe;
    --apf-radius: 4px;
    --apf-spacing: 15px;
    --apf-font-size: 14px;
    --apf-transition: all 0.3s ease;
}

/* Main Container */
.apf-filters-wrapper {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    font-size: var(--apf-font-size);
    color: var(--apf-secondary);
    line-height: 1.6;
}

.apf-filters-container {
    background: var(--apf-background);
    border: 1px solid var(--apf-border);
    border-radius: var(--apf-radius);
    padding: var(--apf-spacing);
}

/* Filter Group */
.apf-filter-group {
    margin-bottom: calc(var(--apf-spacing) * 1.5);
    padding-bottom: calc(var(--apf-spacing) * 1.5);
    border-bottom: 1px solid var(--apf-border);
}

.apf-filter-group:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

/* Filter Header */
.apf-filter-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--apf-spacing);
}

.apf-filter-title {
    font-size: calc(var(--apf-font-size) * 1.1);
    font-weight: 600;
    color: var(--apf-primary);
    margin: 0;
}

/* Expand Toggle */
.apf-expand-toggle {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 5px;
    color: var(--apf-secondary);
    transition: var(--apf-transition);
}

.apf-expand-toggle:hover {
    color: var(--apf-primary);
}

.apf-expand-toggle .dashicons {
    transition: transform 0.3s ease;
}

.apf-expand-toggle[aria-expanded="true"] .dashicons {
    transform: rotate(180deg);
}

/* Filter Items - NAPRAWIONE: domyślnie widoczne */
.apf-filter-items {
    max-height: none;
    overflow: visible;
}

/* Expandable Mode - ukryj, wymagaj expanded */
.apf-display-expandable .apf-filter-items {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.apf-display-expandable .apf-filter-items.expanded {
    max-height: 1000px;
    overflow: visible;
}

/* Dropdown Mode - ukryj, wymagaj expanded */
.apf-display-dropdown .apf-filter-items {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.apf-display-dropdown .apf-filter-items.expanded {
    max-height: 1000px;
    overflow: visible;
}

/* Modal - zawsze widoczne w środku */
.apf-display-modal .apf-filter-items {
    max-height: none;
    overflow: visible;
}

.apf-filter-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 0;
    transition: var(--apf-transition);
}

.apf-filter-item:hover {
    background: var(--apf-hover);
    margin-left: -5px;
    margin-right: -5px;
    padding-left: 5px;
    padding-right: 5px;
    border-radius: calc(var(--apf-radius) / 2);
}

/* Subcategories */
.apf-filter-subcategories {
    padding-left: 20px;
    margin-top: 5px;
}

.apf-filter-subitem {
    padding-left: 10px;
    border-left: 2px solid var(--apf-border);
}

/* Checkboxes */
.apf-filter-checkbox {
    accent-color: var(--apf-primary);
    cursor: pointer;
    width: 18px;
    height: 18px;
}

.apf-filter-item label {
    cursor: pointer;
    user-select: none;
    display: flex;
    align-items: center;
    gap: 5px;
    flex: 1;
}

/* Count Badge */
.apf-count {
    color: #999;
    font-size: 0.9em;
    margin-left: auto;
}

/* Color Swatch */
.apf-color-swatch {
    display: inline-block;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 2px solid var(--apf-border);
    vertical-align: middle;
}

/* Stars */
.apf-stars {
    color: #ffa500;
    font-size: 1.1em;
    letter-spacing: 2px;
}

/* Price Slider */
.apf-price-slider-container {
    position: relative;
    height: 40px;
    margin-bottom: var(--apf-spacing);
}

.apf-price-slider {
    position: absolute;
    width: 100%;
    -webkit-appearance: none;
    appearance: none;
    height: 4px;
    background: var(--apf-border);
    outline: none;
    border-radius: 2px;
}

.apf-price-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    background: var(--apf-primary);
    cursor: pointer;
    border-radius: 50%;
    border: 2px solid white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.apf-price-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--apf-primary);
    cursor: pointer;
    border-radius: 50%;
    border: 2px solid white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

/* Price Inputs */
.apf-price-inputs {
    display: flex;
    gap: 10px;
    align-items: center;
}

.apf-price-input-group {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.apf-price-input-group label {
    font-size: 0.9em;
    color: #999;
}

.apf-price-input-group input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--apf-border);
    border-radius: var(--apf-radius);
    font-size: var(--apf-font-size);
}

/* Actions */
.apf-actions {
    margin-top: calc(var(--apf-spacing) * 1.5);
    padding-top: var(--apf-spacing);
    border-top: 1px solid var(--apf-border);
}

.apf-clear-filters {
    background: var(--apf-background);
    color: var(--apf-primary);
    border: 2px solid var(--apf-primary);
    padding: 10px 20px;
    border-radius: var(--apf-radius);
    cursor: pointer;
    font-weight: 600;
    transition: var(--apf-transition);
    width: 100%;
}

.apf-clear-filters:hover {
    background: var(--apf-primary);
    color: white;
}

/* Modal Styles - NAPRAWIONE */
.apf-modal-trigger {
    background: var(--apf-primary);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: var(--apf-radius);
    cursor: pointer;
    font-size: var(--apf-font-size);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--apf-transition);
}

.apf-modal-trigger:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

.apf-modal-trigger .dashicons {
    font-size: 20px;
    width: 20px;
    height: 20px;
}

.apf-modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 999999;
    backdrop-filter: blur(4px);
}

.apf-modal-overlay.active {
    display: flex;
    align-items: center;
    justify-content: center;
    animation: modalFadeIn 0.3s ease;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.apf-modal-content {
    background: white;
    padding: 30px;
    border-radius: 12px;
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.apf-modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: transparent;
    border: none;
    font-size: 32px;
    cursor: pointer;
    color: #999;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--apf-transition);
}

.apf-modal-close:hover {
    background: #f5f5f5;
    color: #333;
}

/* Dropdown Mode - NAPRAWIONE */
.apf-display-dropdown .apf-filter-header {
    cursor: pointer;
    user-select: none;
}

.apf-display-dropdown .apf-filter-header:hover {
    background: var(--apf-hover);
    margin: 0 calc(-1 * var(--apf-spacing));
    padding: 0 var(--apf-spacing);
    border-radius: var(--apf-radius);
}

/* Loading Overlay */
.apf-loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 999998;
}

.apf-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--apf-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Mobile Responsive */
@media (max-width: 768px) {
    .apf-filters-container {
        padding: 12px;
    }
    
    .apf-price-inputs {
        flex-direction: column;
    }
    
    .apf-modal-content {
        max-width: 95%;
        padding: 20px;
    }
    
    /* Mobile collapse */
    .apf-filters-wrapper.mobile-collapse .apf-filter-items {
        max-height: 0;
    }
    
    .apf-filters-wrapper.mobile-collapse .apf-filter-items.expanded {
        max-height: 1000px;
    }
}

/* Layout Variations */
.apf-layout-vertical {
    display: block;
}

.apf-layout-horizontal {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.apf-layout-horizontal .apf-filter-group {
    flex: 1 1 300px;
    border-bottom: none;
    border-right: 1px solid var(--apf-border);
    padding-right: 20px;
    padding-bottom: 0;
}

.apf-layout-horizontal .apf-filter-group:last-child {
    border-right: none;
}

/* Position Variations */
.apf-position-sidebar {
    position: sticky;
    top: 20px;
}

.apf-position-top {
    margin-bottom: 30px;
}

.apf-position-bottom {
    margin-top: 30px;
}