/**
 * WP Dynamic Ajax Filter - Main Stylesheet
 * Version: 1.0.0
 */

/* ========================================
   1. CONTAINER & LAYOUT
   ======================================== */

.wpdf-container {
    display: flex;
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    font-family: inherit;
}

.wpdf-container.wpdf-no-sidebar {
    flex-direction: column;
}

.wpdf-container.wpdf-no-sidebar .wpdf-results-wrapper {
    width: 100%;
}

/* ========================================
   2. SIDEBAR FILTERS
   ======================================== */

.wpdf-sidebar {
    flex: 0 0 280px;
    background: #f8f9fa;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    height: fit-content;
    position: sticky;
    top: 20px;
}

.wpdf-sidebar-image {
    width: 100%;
    margin: 0 0 20px 0;
    display: block;
}

.wpdf-sidebar-image img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 4px;
}

.wpdf-filters-title {
    margin: 0 0 20px 0;
    font-size: 20px;
    font-weight: 600;
    color: #2c3e50;
    border-bottom: 2px solid #e0e0e0;
    padding-bottom: 12px;
}

.wpdf-filter-group {
    margin-bottom: 20px;
}

.wpdf-filter-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 14px;
    color: #34495e;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.wpdf-filter-select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 14px;
    background-color: #fff;
    color: #333;
    cursor: pointer;
    transition: all 0.3s ease;
}

.wpdf-filter-select:hover,
.wpdf-filter-select:focus {
    border-color: #3498db;
    outline: none;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

/* Membership Filter */
.wpdf-membership-filter {
    border-top: 1px solid #e0e0e0;
    padding-top: 20px;
    margin-top: 20px;
}

.wpdf-membership-select {
    font-weight: 500;
}

.wpdf-reset-btn {
    width: 100%;
    padding: 12px;
    margin-top: 10px;
    background: #e74c3c;
    color: #fff;
    border: none;
    border-radius: 5px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.wpdf-reset-btn:hover {
    background: #c0392b;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(231, 76, 60, 0.3);
}

.wpdf-no-filters {
    color: #7f8c8d;
    font-style: italic;
    text-align: center;
    margin: 20px 0;
}

/* ========================================
   3. RESULTS WRAPPER
   ======================================== */

.wpdf-results-wrapper {
    flex: 1;
    min-width: 0;
    position: relative;
}

/* ========================================
   4. CATEGORY BUTTONS
   ======================================== */

.wpdf-category-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 30px;
    align-items: center;
    justify-content: center;
}

.wpdf-category-button {
    padding: 10px 20px;
    background: #f0f0f0;
    color: #333;
    border: none;
    border-radius: 5px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: capitalize;
}

.wpdf-category-button:hover {
    background: #e0e0e0;
    transform: translateY(-2px);
}

.wpdf-category-button.active {
    background: #3498db;
    color: #fff;
}

/* Category button with custom term color (not the "All" button) */
.wpdf-category-button.active[data-term-color]:not([data-category=""]) {
    /* Will be overridden by inline style via JavaScript */
}

/* Ensure "All" button always uses configured color */
.wpdf-category-button.active[data-category=""] {
    /* Uses color from Elementor settings */
}

/* ========================================
   5. SEARCH BAR
   ======================================== */

.wpdf-search-bar {
    margin-bottom: 25px;
}

.wpdf-search-bar.wpdf-search-above-grid {
    margin-bottom: 25px;
}

.wpdf-search-bar.wpdf-search-in-sidebar {
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 2px solid #e0e0e0;
}

.wpdf-search-input {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.3s ease;
    background: #fff;
}

.wpdf-search-in-sidebar .wpdf-search-input {
    padding: 10px 12px;
    font-size: 14px;
}

.wpdf-search-input:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 4px rgba(52, 152, 219, 0.1);
}

.wpdf-search-input::placeholder {
    color: #95a5a6;
}

/* ========================================
   6. GRID SYSTEM
   ======================================== */

.wpdf-grid {
    display: grid;
    gap: 25px;
    margin-bottom: 30px;
    transition: opacity 0.3s ease;
}

/* Desktop columns */
.wpdf-grid.cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

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

/* Loading state */
.wpdf-grid.loading {
    opacity: 0.4;
    pointer-events: none;
}

/* ========================================
   7. CARD DESIGN
   ======================================== */

.wpdf-card {
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.wpdf-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.wpdf-card-link {
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.wpdf-card-image-wrapper {
    position: relative;
    width: 100%;
    padding-top: 66.67%; /* 3:2 aspect ratio */
    overflow: hidden;
    background: #f0f0f0;
}

.wpdf-category-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background: #3498db;
    color: #fff;
    padding: 6px 14px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    z-index: 10;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.wpdf-card:hover .wpdf-category-badge {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* Category color variations - can be customized per category */
.wpdf-category-badge[data-category*="news"] {
    background: #e74c3c;
}

.wpdf-category-badge[data-category*="tech"] {
    background: #9b59b6;
}

.wpdf-category-badge[data-category*="sport"] {
    background: #27ae60;
}

.wpdf-category-badge[data-category*="business"] {
    background: #f39c12;
}

.wpdf-category-badge[data-category*="entertainment"] {
    background: #e91e63;
}

.wpdf-card-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.wpdf-card:hover .wpdf-card-image {
    transform: scale(1.08);
}

.wpdf-card-image-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.wpdf-placeholder-icon {
    font-size: 60px;
    opacity: 0.3;
}

.wpdf-card-content {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.wpdf-card-title {
    margin: 0 0 12px 0;
    font-size: 18px;
    font-weight: 600;
    line-height: 1.4;
    color: #2c3e50;
    transition: color 0.3s ease;
}

.wpdf-card:hover .wpdf-card-title {
    color: #3498db;
}

.wpdf-card-excerpt {
    margin: 0 0 15px 0;
    font-size: 14px;
    line-height: 1.6;
    color: #7f8c8d;
    flex: 1;
}

.wpdf-card-read-more {
    display: inline-block;
    font-size: 14px;
    font-weight: 600;
    color: #3498db;
    transition: transform 0.3s ease;
}

.wpdf-card:hover .wpdf-card-read-more {
    transform: translateX(5px);
}

/* ========================================
   8. NO RESULTS
   ======================================== */

.wpdf-no-results {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    background: #f8f9fa;
    border-radius: 10px;
    border: 2px dashed #ddd;
}

.wpdf-no-results p {
    margin: 0;
    font-size: 18px;
    color: #7f8c8d;
}

/* ========================================
   9. LOAD MORE BUTTON
   ======================================== */

.wpdf-load-more-wrapper {
    text-align: center;
    margin: 30px 0;
}

.wpdf-load-more-btn {
    display: inline-block;
    padding: 14px 40px;
    background: #3498db;
    color: #fff;
    border: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 4px 15px rgba(52, 152, 219, 0.3);
}

.wpdf-load-more-btn:hover {
    background: #2980b9;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(52, 152, 219, 0.4);
}

.wpdf-load-more-btn:disabled,
.wpdf-load-more-btn.loading {
    background: #95a5a6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.wpdf-load-more-btn.hidden {
    display: none;
}

/* ========================================
   10. LOADING SPINNER
   ======================================== */

.wpdf-spinner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 100;
}

.wpdf-spinner-inner {
    width: 50px;
    height: 50px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #3498db;
    border-radius: 50%;
    animation: wpdf-spin 1s linear infinite;
}

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

/* ========================================
   11. RESPONSIVE DESIGN
   ======================================== */

/* Tablets */
@media (max-width: 1024px) {
    .wpdf-container {
        flex-direction: column;
    }
    
    .wpdf-sidebar {
        flex: 0 0 auto;
        width: 100%;
        position: static;
        margin-bottom: 30px;
    }
    
    .wpdf-grid.cols-3,
    .wpdf-grid.cols-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Mobile */
@media (max-width: 600px) {
    .wpdf-container {
        padding: 15px;
        gap: 20px;
    }
    
    .wpdf-sidebar {
        padding: 20px;
    }
    
    .wpdf-filters-title {
        font-size: 18px;
    }
    
    .wpdf-grid.cols-3,
    .wpdf-grid.cols-4 {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .wpdf-card-title {
        font-size: 16px;
    }
    
    .wpdf-card-excerpt {
        font-size: 13px;
    }
    
    .wpdf-load-more-btn {
        padding: 12px 30px;
        font-size: 14px;
    }
    
    .wpdf-search-input {
        padding: 12px 16px;
        font-size: 15px;
    }
    
    .wpdf-category-buttons {
        gap: 8px;
    }
    
    .wpdf-category-button {
        padding: 8px 16px;
        font-size: 13px;
    }
}

/* Very small screens */
@media (max-width: 400px) {
    .wpdf-container {
        padding: 10px;
    }
    
    .wpdf-sidebar {
        padding: 15px;
    }
    
    .wpdf-card-content {
        padding: 15px;
    }
}

/* ========================================
   12. ACCESSIBILITY
   ======================================== */

.wpdf-filter-select:focus,
.wpdf-search-input:focus,
.wpdf-reset-btn:focus,
.wpdf-load-more-btn:focus {
    outline: 2px solid #3498db;
    outline-offset: 2px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .wpdf-card,
    .wpdf-card-image,
    .wpdf-card-read-more,
    .wpdf-filter-select,
    .wpdf-reset-btn,
    .wpdf-load-more-btn,
    .wpdf-grid {
        transition: none;
    }
    
    .wpdf-spinner-inner {
        animation: none;
    }
}

/* ========================================
   13. PRINT STYLES
   ======================================== */

@media print {
    .wpdf-sidebar,
    .wpdf-search-bar,
    .wpdf-load-more-wrapper,
    .wpdf-spinner {
        display: none;
    }
    
    .wpdf-container {
        display: block;
    }
    
    .wpdf-grid {
        display: block;
    }
    
    .wpdf-card {
        page-break-inside: avoid;
        margin-bottom: 20px;
        box-shadow: none;
        border: 1px solid #ddd;
    }
}