/**
 * EPF Smart Cross Filters - Frontend & Layout Styles
 */

/* Word Search Engine Styles (Product-only WooCommerce search) */
.epf-search-box-wrapper {
    margin-bottom: 24px;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 16px;
}

.epf-search-input-inner {
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
}

.epf-search-magnifier {
    position: absolute;
    left: 14px;
    font-size: 16px;
    color: #94a3b8;
    pointer-events: none;
    user-select: none;
}

.epf-search-input {
    width: 100% !important;
    height: 44px !important;
    padding: 10px 40px 10px 42px !important;
    border: 1px solid #cbd5e1 !important;
    border-radius: 8px !important;
    font-size: 14px !important;
    font-weight: 500 !important;
    color: #1e293b !important;
    background: #ffffff !important;
    box-shadow: 0 1px 2px rgba(0,0,0,0.02) !important;
    transition: all 0.2s ease !important;
}

.epf-search-input:focus {
    border-color: #1e293b !important;
    outline: none !important;
    box-shadow: 0 0 0 3px rgba(30, 41, 59, 0.1) !important;
}

.epf-search-clear-btn {
    position: absolute;
    right: 14px;
    background: none !important;
    border: none !important;
    font-size: 20px !important;
    line-height: 1 !important;
    color: #94a3b8 !important;
    cursor: pointer !important;
    padding: 0 !important;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    transition: background-color 0.2s;
}

.epf-search-clear-btn:hover {
    background-color: #f1f5f9 !important;
    color: #0f172a !important;
}

.epf-filter-container {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 30px;
    font-family: inherit;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

/* Parallel layouts for filters - Parent categories inline */
.epf-filter-groups-wrapper {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.epf-filter-group {
    border-right: 1px solid #f3f4f6;
    padding-right: 15px;
}

.epf-filter-group:last-child {
    border-right: none;
    padding-right: 0;
}

.epf-filter-group-title {
    font-size: 15px;
    font-weight: 600;
    color: #111827;
    margin-top: 0;
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.epf-filter-options-container {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* Parallel buttons inside parent group - Custom UX styling */
.epf-filter-option {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 14px;
    color: #4b5563;
    user-select: none;
    position: relative;
    padding: 4px 0;
    transition: color 0.15s ease;
}

.epf-filter-option:hover {
    color: #111827;
}

/* Custom Checkbox Design matching Elementor & Astra colors */
.epf-filter-checkbox {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.epf-checkbox-custom {
    height: 18px;
    width: 18px;
    background-color: #f3f4f6;
    border: 1px solid #d1d5db;
    border-radius: 4px;
    margin-right: 10px;
    display: inline-block;
    position: relative;
    transition: all 0.15s ease;
}

.epf-filter-option:hover .epf-checkbox-custom {
    border-color: #9ca3af;
    background-color: #e5e7eb;
}

.epf-filter-checkbox:checked ~ .epf-checkbox-custom {
    background-color: #111827; /* Deep professional black contrast, adaptable to themes */
    border-color: #111827;
}

.epf-checkbox-custom:after {
    content: "";
    position: absolute;
    display: none;
}

.epf-filter-checkbox:checked ~ .epf-checkbox-custom:after {
    display: block;
}

.epf-filter-option .epf-checkbox-custom:after {
    left: 6px;
    top: 2px;
    width: 5px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.epf-option-label {
    line-height: 1.3;
}

/* Action Buttons style */
.epf-filter-actions {
    display: flex;
    gap: 12px;
    border-top: 1px solid #f3f4f6;
    padding-top: 15px;
}

.epf-btn-apply-filters {
    background-color: #111827 !important;
    color: #ffffff !important;
    border: none !important;
    padding: 10px 20px !important;
    font-size: 13px !important;
    font-weight: 500 !important;
    border-radius: 6px !important;
    cursor: pointer !important;
    text-transform: uppercase !important;
    letter-spacing: 0.02em !important;
    transition: background-color 0.15s ease !important;
}

.epf-btn-apply-filters:hover {
    background-color: #374151 !important;
}

.epf-btn-clear-filters {
    background-color: #f3f4f6 !important;
    color: #4b5563 !important;
    border: 1px solid #e5e7eb !important;
    padding: 10px 20px !important;
    font-size: 13px !important;
    font-weight: 500 !important;
    border-radius: 6px !important;
    cursor: pointer !important;
    text-transform: uppercase !important;
    letter-spacing: 0.02em !important;
    transition: all 0.15s ease !important;
}

.epf-btn-clear-filters:hover {
    background-color: #e5e7eb !important;
    color: #111827 !important;
}

/* Accordion Layout Specific Styles */
.layout-accordion .epf-filter-group {
    border-right: none;
    border-bottom: 1px solid #f3f4f6;
    padding-bottom: 12px;
    padding-right: 0;
}

.layout-accordion .epf-filter-group:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.layout-accordion .epf-filter-options-container {
    display: none; /* Collapsed by default */
    padding: 8px 5px;
}

.layout-accordion .epf-filter-group.is-active .epf-filter-options-container {
    display: flex;
}

.layout-accordion .epf-filter-group-title {
    cursor: pointer;
    padding: 5px 0;
    margin-bottom: 0;
}

.epf-accordion-toggle {
    font-size: 18px;
    color: #6b7280;
}

/* Loading overlay effect on products list */
.epf-loading-transition {
    position: relative;
}

/* Toast spinner */
.epf-loading-toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #111827;
    color: #ffffff;
    padding: 12px 24px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    z-index: 999999;
    display: none;
    align-items: center;
    gap: 10px;
}

.epf-toast-spinner {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top-color: #ffffff;
    animation: epf-spin 0.8s linear infinite;
    display: inline-block;
    vertical-align: middle;
}

@keyframes epf-spin {
    to { transform: rotate(360deg); }
}

/* No products found notice */
.epf-no-products-found {
    padding: 40px 20px;
    text-align: center;
    background: #f9fafb;
    border: 1px dashed #d1d5db;
    border-radius: 8px;
    grid-column: 1 / -1; /* spans across full grid width */
    width: 100%;
}

.epf-no-products-found p {
    color: #6b7280;
    font-size: 15px;
    margin: 0;
}