/* Articles Page Specific Styles */

/* Breadcrumbs */
.breadcrumbs {
    padding: 1.5rem 0;
    color: var(--text-light);
    font-size: 0.9rem;
}

.breadcrumbs a {
    color: var(--text-light);
    text-decoration: none;
}

.breadcrumbs a:hover {
    color: var(--primary-color);
}

.breadcrumbs span {
    color: var(--text-primary);
}

/* Page Header */
.page-header {
    padding: 2rem 0 3rem;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.page-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.page-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Filters Panel */
.filters-panel {
    background-color: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-md);
}

.filters-panel__row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.filters-panel__row:last-child {
    margin-bottom: 0;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.filter-label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.9rem;
}

/* Search Box */
.search-box {
    position: relative;
    display: flex;
}

.search-input {
    flex: 1;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(46, 134, 171, 0.1);
}

.search-button {
    position: absolute;
    right: 4px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    font-size: 1.25rem;
    padding: 8px 12px;
    cursor: pointer;
    color: var(--text-light);
    transition: color var(--transition-fast);
}

.search-button:hover {
    color: var(--primary-color);
}

/* Filter Select */
.filter-select {
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    background-color: white;
    color: var(--text-primary);
    cursor: pointer;
    transition: border-color var(--transition-fast);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%237F8C8D' 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 12px center;
    background-size: 16px;
    padding-right: 40px;
}

.filter-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(46, 134, 171, 0.1);
}

/* Tags Filter */
.tags-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.25rem;
}

.tag-filter {
    display: inline-block;
    padding: 6px 12px;
    background-color: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    user-select: none;
}

.tag-filter:hover {
    background-color: var(--primary-light);
    color: white;
    border-color: var(--primary-light);
}

.tag-filter.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Results Info */
.results-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
}

.results-count {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.current-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

.current-filter {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 4px 8px 4px 12px;
    background-color: var(--bg-light);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
}

.current-filter__remove {
    background: none;
    border: none;
    font-size: 1.25rem;
    line-height: 1;
    cursor: pointer;
    color: var(--text-light);
    padding: 0;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.current-filter__remove:hover {
    background-color: rgba(0, 0, 0, 0.1);
    color: var(--text-primary);
}

/* Articles Grid Container */
.articles-grid-container {
    min-height: 400px;
    position: relative;
}

/* Article Card (улучшенная версия для страницы статей) */
.article-card {
    background-color: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.article-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.article-card__link {
    display: flex;
    flex-direction: column;
    height: 100%;
    text-decoration: none;
    color: inherit;
}

.article-card__image {
    position: relative;
    padding-top: 60%; /* 3:5 соотношение */
    overflow: hidden;
    background-color: var(--bg-light);
}

.article-card__image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.article-card:hover .article-card__image img {
    transform: scale(1.05);
}

.article-card__category {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 4px 8px;
    background-color: var(--primary-color);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: 4px;
}

.article-card__content {
    padding: 1.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.article-card__title {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-card__description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 1rem;
    flex-grow: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-card__meta {
    display: flex;
    gap: 1rem;
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

.article-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: auto;
}

.tag {
    padding: 2px 8px;
    background-color: var(--bg-light);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    padding: 2rem 0;
}

.pagination-button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: white;
    color: var(--text-primary);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.pagination-button:hover:not(.disabled) {
    background-color: var(--bg-light);
    border-color: var(--primary-light);
}

.pagination-button.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.pagination-button.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination-ellipsis {
    padding: 0 0.5rem;
    color: var(--text-light);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
}

.empty-state__icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    opacity: 0.5;
}

.empty-state__title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.empty-state__description {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

/* Error State */
.error-state {
    text-align: center;
    padding: 4rem 2rem;
}

.error-state__icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: var(--accent-color);
}

.error-state__title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.error-state__description {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

/* Recommendations */
.recommendations {
    margin-top: 4rem;
    padding-top: 3rem;
    border-top: 1px solid var(--border-color);
}

.recommendations__title {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.recommendations__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
}

/* Loading States */
.loading {
    text-align: center;
    padding: 3rem;
    color: var(--text-light);
    font-style: italic;
    grid-column: 1 / -1;
}

.loading-small {
    font-style: italic;
    color: var(--text-light);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .page-title {
        font-size: 2rem;
    }
    
    .filters-panel {
        padding: 1.5rem;
    }
    
    .filters-panel__row {
        grid-template-columns: 1fr;
    }
    
    .results-info {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .article-card__title {
        font-size: 1.125rem;
    }
    
    .recommendations__grid {
        grid-template-columns: 1fr;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .filters-panel,
    .article-card {
        background-color: #2d3748;
        border-color: #4a5568;
    }
    
    .search-input,
    .filter-select {
        background-color: #4a5568;
        border-color: #718096;
        color: #e2e8f0;
    }
    
    .tag-filter {
        background-color: #4a5568;
        border-color: #718096;
        color: #e2e8f0;
    }
    
    .current-filter {
        background-color: #4a5568;
    }
}