/**
 * AJAX Filters for WordPress - Frontend Styles
 * Version: 1.0.0
 */

/* Wrapper */
.ajax-filters-wrapper {
    width: 100%;
    margin: 40px 0;
}

/* Filter Buttons */
.ajax-filters-buttons {
    display: flex;
    flex-wrap: wrap;
    /* gap is set dynamically via admin settings */
    margin-bottom: 40px;
    justify-content: center;
}

/* Mobile Dropdown */
.ajax-filters-dropdown {
    margin-bottom: 40px;
}

.ajax-filter-select {
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
    display: block;
    padding: 14px 20px;
    font-size: 16px;
    font-weight: 600;
    color: #333333;
    background: #ffffff;
    border: 2px solid #e0e0e0;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%23333333' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 15px center;
    padding-right: 45px;
}

.ajax-filter-select:focus {
    outline: none;
    border-color: #0093FF;
    box-shadow: 0 0 0 3px rgba(0, 147, 255, 0.1);
}

/* Desktop/Mobile Toggle */
.ajax-filters-mobile {
    display: none;
}

.ajax-filters-desktop {
    display: flex;
}

@media (max-width: 1023px) {
    .ajax-filters-mobile {
        display: block;
    }
    
    .ajax-filters-desktop {
        display: none;
    }
}

.ajax-filter-btn {
    /* Colors, sizes and spacing are set dynamically via admin settings */
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    position: relative;
    overflow: hidden;
}

.ajax-filter-btn:hover {
    /* Hover colors are set dynamically via admin settings */
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 147, 255, 0.15);
}

.ajax-filter-btn.active {
    /* Active colors are set dynamically via admin settings */
    box-shadow: 0 4px 16px rgba(0, 147, 255, 0.3);
}

.ajax-filter-btn .count {
    background: rgba(0, 0, 0, 0.1);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 13px;
    font-weight: 700;
}

.ajax-filter-btn.active .count {
    background: rgba(255, 255, 255, 0.2);
}

/* Loading Spinner */
.ajax-filters-loading {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 60px 0;
    min-height: 200px;
}

.ajax-filters-loading .spinner {
    width: 50px;
    height: 50px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #0093FF;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Posts Grid */
.ajax-filters-grid {
    display: grid;
    gap: 30px;
    margin-bottom: 40px;
    animation: fadeIn 0.5s ease;
}

.ajax-filters-grid.columns-1 {
    grid-template-columns: 1fr;
}

.ajax-filters-grid.columns-2 {
    grid-template-columns: repeat(2, 1fr);
}

.ajax-filters-grid.columns-3 {
    grid-template-columns: repeat(3, 1fr);
}

.ajax-filters-grid.columns-4 {
    grid-template-columns: repeat(4, 1fr);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Post Card */
.ajax-filter-card {
    background: #ffffff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.ajax-filter-card:hover {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
    transform: translateY(-6px);
}

.ajax-filter-card .card-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/10;
    background: #f5f5f5;
}

.ajax-filter-card .card-image a {
    display: block;
    width: 100%;
    height: 100%;
}

.ajax-filter-card .card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.ajax-filter-card:hover .card-image img {
    transform: scale(1.08);
}

.ajax-filter-card .card-content {
    padding: 28px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.ajax-filter-card .card-title {
    margin: 0 0 12px 0;
    font-size: 20px;
    font-weight: 700;
    line-height: 1.4;
}

.ajax-filter-card .card-title a {
    color: #1a1a1a;
    text-decoration: none;
    transition: color 0.3s ease;
}

.ajax-filter-card .card-title a:hover {
    color: #0093FF;
}

.ajax-filter-card .card-meta {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
    font-size: 14px;
    color: #666666;
}

.ajax-filter-card .card-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.ajax-filter-card .card-meta svg {
    opacity: 0.6;
}

.ajax-filter-card .card-excerpt {
    color: #555555;
    line-height: 1.7;
    margin-bottom: 20px;
    flex: 1;
}

.ajax-filter-card .card-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #0093FF;
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    transition: gap 0.3s ease;
}

.ajax-filter-card .card-link:hover {
    gap: 12px;
}

.ajax-filter-card .card-link svg {
    transition: transform 0.3s ease;
}

.ajax-filter-card .card-link:hover svg {
    transform: translateX(4px);
}

/* No Results */
.ajax-filters-grid .no-results {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: #666666;
    font-size: 18px;
}

/* Load More Button */
.ajax-filters-load-more {
    text-align: center;
    margin-top: 40px;
}

.ajax-load-more-btn {
    background: linear-gradient(135deg, #0093FF 0%, #00d4ff 100%);
    border: none;
    border-radius: 50px;
    padding: 16px 48px;
    font-size: 16px;
    font-weight: 600;
    color: #ffffff;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 16px rgba(0, 147, 255, 0.3);
}

.ajax-load-more-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(0, 147, 255, 0.4);
}

.ajax-load-more-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.ajax-load-more-btn.loading {
    position: relative;
    color: transparent;
}

.ajax-load-more-btn.loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    top: 50%;
    left: 50%;
    margin-left: -10px;
    margin-top: -10px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* Responsive */
@media screen and (max-width: 1024px) {
    .ajax-filters-grid.columns-4,
    .ajax-filters-grid.columns-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media screen and (max-width: 767px) {
    .ajax-filters-buttons {
        gap: 8px;
        margin-bottom: 30px;
    }
    
    .ajax-filter-btn {
        padding: 10px 20px;
        font-size: 14px;
    }
    
    .ajax-filters-grid.columns-4,
    .ajax-filters-grid.columns-3,
    .ajax-filters-grid.columns-2 {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .ajax-filter-card .card-content {
        padding: 20px;
    }
    
    .ajax-filter-card .card-title {
        font-size: 18px;
    }
    
    .ajax-load-more-btn {
        padding: 14px 36px;
        font-size: 15px;
    }
}