/**
 * Latest Posts Display - Frontend Styles
 * Version: 1.0.0
 */

/* CSS Variables for customization */
:root {
    --lpd-primary-color: #2d387e;
    --lpd-secondary-color: #f8f9fa;
    --lpd-text-color: #333;
    --lpd-text-light: #666;
    --lpd-border-color: #e1e5e9;
    --lpd-border-radius: 15px;
    --lpd-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --lpd-shadow-hover: 0 4px 20px rgba(0, 0, 0, 0.15);
    --lpd-transition: all 0.3s ease;
    --lpd-spacing: 20px;
}

/* RTL Support */
[dir="rtl"] .lpd-container {
    direction: rtl;
    text-align: right;
}

[dir="ltr"] .lpd-container {
    direction: ltr;
    text-align: left;
}

/* Main Container */
.lpd-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--lpd-spacing);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

/* Filters Section */
.lpd-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 30px;
    padding: 20px;
    background: var(--lpd-secondary-color);
    border-radius: var(--lpd-border-radius);
    border: 1px solid var(--lpd-border-color);
}

.lpd-filter-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
    min-width: 200px;
}

.lpd-filter-group label {
    font-weight: 600;
    color: var(--lpd-text-color);
    font-size: 14px;
}

.lpd-filter-group select {
    padding: 8px 12px;
    border: 1px solid var(--lpd-border-color);
    border-radius: 8px;
    background: white;
    font-size: 14px;
    transition: var(--lpd-transition);
    cursor: pointer;
}

.lpd-filter-group select:focus {
    outline: none;
    border-color: var(--lpd-primary-color);
    box-shadow: 0 0 0 2px rgba(45, 56, 126, 0.1);
}

/* Posts Grid Container */
.lpd-posts-grid {
    display: grid;
    gap: var(--lpd-spacing);
    margin-bottom: 30px;
}

/* Loading State */
.lpd-loading {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px;
    color: var(--lpd-text-light);
    font-size: 16px;
}

.lpd-loading::before {
    content: '';
    width: 20px;
    height: 20px;
    border: 2px solid var(--lpd-border-color);
    border-top: 2px solid var(--lpd-primary-color);
    border-radius: 50%;
    animation: lpd-spin 1s linear infinite;
    margin-left: 10px;
}

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

/* No Posts Message */
.lpd-no-posts {
    text-align: center;
    padding: 60px 20px;
    color: var(--lpd-text-light);
    font-size: 18px;
    background: var(--lpd-secondary-color);
    border-radius: var(--lpd-border-radius);
    border: 2px dashed var(--lpd-border-color);
}

/* Post Item Base Styles */
.lpd-post-item {
    background: white;
    border-radius: var(--lpd-border-radius);
    overflow: hidden;
    box-shadow: var(--lpd-shadow);
    transition: var(--lpd-transition);
    position: relative;
    display: flex;
    flex-direction: column;
}

.lpd-post-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--lpd-shadow-hover);
}

/* Post Image */
.lpd-post-image {
    position: relative;
    overflow: hidden;
    background: var(--lpd-secondary-color);
}

.lpd-post-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: var(--lpd-transition);
}

.lpd-post-item:hover .lpd-post-image img {
    transform: scale(1.05);
}

.lpd-post-image a {
    display: block;
    text-decoration: none;
}

/* Post Tags Overlay */
.lpd-post-tags {
    position: absolute;
    top: 15px;
    right: 15px;
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    z-index: 2;
}

[dir="rtl"] .lpd-post-tags {
    right: auto;
    left: 15px;
}

.lpd-tag {
    background: var(--lpd-primary-color);
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* Post Content */
.lpd-post-content {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.lpd-post-title {
    margin: 0 0 10px 0;
    font-size: 18px;
    font-weight: 700;
    line-height: 1.4;
}

.lpd-post-title a {
    color: var(--lpd-text-color);
    text-decoration: none;
    transition: var(--lpd-transition);
}

.lpd-post-title a:hover {
    color: var(--lpd-primary-color);
}

.lpd-post-date {
    margin-bottom: 12px;
    color: var(--lpd-text-light);
    font-size: 13px;
    font-weight: 500;
}

.lpd-post-excerpt {
    margin-bottom: 15px;
    color: var(--lpd-text-light);
    line-height: 1.6;
    font-size: 14px;
    flex: 1;
}

.lpd-post-actions {
    margin-top: auto;
}

.lpd-read-more-btn {
    display: inline-block;
    background: var(--lpd-primary-color);
    color: white !important;
    padding: 10px 20px;
    border-radius: 25px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    transition: var(--lpd-transition);
    border: none;
    cursor: pointer;
}

.lpd-read-more-btn:hover {
    background: #1e2a5e;
    color: white !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(45, 56, 126, 0.3);
}

/* Cards Style (Default) */
.lpd-style-cards .lpd-posts-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

/* List Style */
.lpd-style-list .lpd-posts-grid {
    grid-template-columns: 1fr;
    gap: 15px;
}

.lpd-style-list .lpd-post-item {
    flex-direction: row;
    align-items: stretch;
}

.lpd-style-list .lpd-post-image {
    width: 200px;
    flex-shrink: 0;
}

.lpd-style-list .lpd-post-image img {
    height: 100%;
    min-height: 150px;
}

.lpd-style-list .lpd-post-content {
    flex: 1;
}

/* Grid Style */
.lpd-style-grid .lpd-posts-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.lpd-style-grid .lpd-post-item {
    height: 100%;
}

/* Masonry Style */
.lpd-style-masonry .lpd-posts-grid {
    columns: 3;
    column-gap: var(--lpd-spacing);
}

.lpd-style-masonry .lpd-post-item {
    break-inside: avoid;
    margin-bottom: var(--lpd-spacing);
    display: block;
}

.lpd-style-masonry .lpd-post-image img {
    height: auto;
    min-height: 150px;
    max-height: 300px;
}

/* Load More Button */
.lpd-load-more-container {
    text-align: center;
    margin-top: 30px;
}

.lpd-load-more-btn {
    background: var(--lpd-load-more-bg-color, var(--lpd-primary-color));
    color: var(--lpd-load-more-text-color, white) !important;
    border: none;
    padding: 15px 30px;
    border-radius: 30px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--lpd-transition);
    min-width: 150px;
    text-decoration: none;
}

.lpd-load-more-btn:hover {
    filter: brightness(0.9);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
    color: var(--lpd-load-more-text-color, white) !important;
}

.lpd-load-more-btn:disabled {
    background: var(--lpd-border-color);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Responsive Design */
@media (max-width: 768px) {
    .lpd-container {
        padding: 15px;
    }
    
    .lpd-filters {
        flex-direction: column;
        gap: 10px;
    }
    
    .lpd-filter-group {
        min-width: auto;
    }
    
    .lpd-posts-grid {
        gap: 15px;
    }
    
    .lpd-style-cards .lpd-posts-grid,
    .lpd-style-grid .lpd-posts-grid {
        grid-template-columns: 1fr;
    }
    
    .lpd-style-list .lpd-post-item {
        flex-direction: column;
    }
    
    .lpd-style-list .lpd-post-image {
        width: 100%;
    }
    
    .lpd-style-masonry .lpd-posts-grid {
        columns: 1;
    }
    
    .lpd-post-title {
        font-size: 16px;
    }
    
    .lpd-post-content {
        padding: 15px;
    }
}

@media (max-width: 480px) {
    .lpd-container {
        padding: 10px;
    }
    
    .lpd-post-image img {
        height: 150px;
    }
    
    .lpd-post-content {
        padding: 12px;
    }
    
    .lpd-post-title {
        font-size: 15px;
    }
    
    .lpd-post-excerpt {
        font-size: 13px;
    }
    
    .lpd-read-more-btn {
        padding: 8px 16px;
        font-size: 13px;
    }
}

/* Animation Classes */
.lpd-fade-in {
    animation: lpd-fadeIn 0.5s ease-in-out;
}

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

.lpd-slide-up {
    animation: lpd-slideUp 0.4s ease-out;
}

@keyframes lpd-slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Custom Scrollbar */
.lpd-container::-webkit-scrollbar {
    width: 8px;
}

.lpd-container::-webkit-scrollbar-track {
    background: var(--lpd-secondary-color);
    border-radius: 4px;
}

.lpd-container::-webkit-scrollbar-thumb {
    background: var(--lpd-border-color);
    border-radius: 4px;
}

.lpd-container::-webkit-scrollbar-thumb:hover {
    background: var(--lpd-primary-color);
}

/* Focus States for Accessibility */
.lpd-read-more-btn:focus,
.lpd-load-more-btn:focus,
.lpd-filter-group select:focus {
    outline: 2px solid var(--lpd-primary-color);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .lpd-filters,
    .lpd-load-more-container {
        display: none;
    }
    
    .lpd-post-item {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid var(--lpd-border-color);
    }
    
    .lpd-post-item:hover {
        transform: none;
    }
}