/* ===== CATEGORY HEADER ===== */
.category-header {
    position: relative;
    padding: 4rem 0;
    overflow: hidden;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.category-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.category-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="2" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="80" r="2" fill="rgba(255,255,255,0.1)"/></svg>');
    animation: float 15s ease-in-out infinite;
    z-index: 2;
}

.category-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.1);
    z-index: 3;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-5px) rotate(1deg); }
    66% { transform: translateY(3px) rotate(-0.5deg); }
}

.category-content {
    position: relative;
    z-index: 4;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

/* ===== BREADCRUMB ===== */
.breadcrumb {
    margin-bottom: 2rem;
}

.breadcrumb ol {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.breadcrumb li {
    display: flex;
    align-items: center;
}

.breadcrumb a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
}

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

.breadcrumb i {
    color: var(--text-light);
    font-size: 0.8em;
    margin: 0 0.25rem;
}

/* ===== CATEGORY ICON & TITLE ===== */
.category-icon-wrapper {
    margin-bottom: 1.5rem;
}

.category-icon {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    font-size: 3rem;
    color: white;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    transition: all 0.3s ease;
}

.category-icon:hover {
    transform: scale(1.05) rotate(5deg);
}

.category-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    line-height: 1.25;
}

.category-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.625;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ===== CATEGORY STATS ===== */
.category-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
    min-width: 120px;
}

.stat-number {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 900;
    color: var(--text-primary);
    display: block;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* ===== ARTICLES SECTION ===== */
.articles-section {
    padding: 5rem 0;
    background: var(--bg-primary);
}

.articles-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 3rem;
}

.articles-main {
    min-width: 0;
}

/* ===== SECTION HEADER ===== */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 2rem;
    gap: 2rem;
    flex-wrap: wrap;
}

.section-title-wrapper {
    flex: 1;
}

.section-title {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.section-title i {
    color: var(--primary-color);
    font-size: 0.8em;
}

.articles-count {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.875rem;
}

/* ===== SORTING OPTIONS ===== */
.sorting-options {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.sort-dropdown {
    position: relative;
}

.sort-btn {
    padding: 0.75rem 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    min-width: 150px;
    justify-content: space-between;
}

.sort-btn:hover {
    background: var(--bg-accent);
    border-color: var(--primary-color);
}

.sort-dropdown.active .sort-btn {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.sort-menu {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    background: var(--bg-card);
    min-width: 200px;
    border-radius: 0.5rem;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--border-color);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px) scale(0.95);
    transition: all 0.3s ease;
    z-index: 50;
    overflow: hidden;
}

.sort-dropdown.active .sort-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.sort-option {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.3s ease;
    border-bottom: 1px solid var(--bg-accent);
    font-weight: 500;
    font-size: 0.875rem;
}

.sort-option:last-child {
    border-bottom: none;
}

.sort-option:hover {
    background: var(--bg-accent);
    color: var(--primary-color);
}

.sort-option.active {
    background: var(--primary-color);
    color: white;
}

.sort-option i {
    width: 16px;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.sort-option:hover i,
.sort-option.active i {
    color: inherit;
}

/* ===== NO ARTICLES ===== */
.no-articles {
    text-align: center;
    padding: 5rem 2rem;
    background: var(--bg-card);
    border-radius: 1rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    margin: 2rem 0;
    border: 1px solid var(--border-color);
}

.no-articles-icon i {
    font-size: 5rem;
    color: var(--text-light);
    opacity: 0.5;
    margin-bottom: 2rem;
}

.no-articles h3 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-weight: 600;
}

.no-articles p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.625;
}

.no-articles-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== ARTICLES GRID ===== */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.article-card {
    background: var(--bg-card);
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: relative;
}

.article-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.article-card:hover::before {
    transform: scaleX(1);
}

.article-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.article-image-wrapper {
    position: relative;
    height: 250px;
    overflow: hidden;
    background: var(--bg-accent);
}

.article-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.article-card:hover .article-image {
    transform: scale(1.1);
}

.article-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.article-card:hover .article-overlay {
    opacity: 1;
}

.read-article-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--primary-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: 1.25rem;
    transform: scale(0.8);
    transition: all 0.3s ease;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.article-card:hover .read-article-btn {
    transform: scale(1);
}

.read-article-btn:hover {
    background: var(--primary-dark);
    transform: scale(1.1);
}

.article-header {
    padding: 1.5rem 1.5rem 0;
}

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

.article-category {
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.article-date,
.reading-time,
.article-views {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.article-content {
    padding: 0 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.article-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.375;
}

.article-title a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.article-excerpt {
    color: var(--text-secondary);
    line-height: 1.625;
    margin-bottom: 1.5rem;
    flex: 1;
}

.article-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.tag {
    padding: 0.25rem 0.75rem;
    background: var(--bg-accent);
    color: var(--text-secondary);
    border-radius: 12px;
    font-size: 0.75rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    text-decoration: none;
}

.tag:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-1px);
}

.article-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 1.5rem 1.5rem;
    margin-top: auto;
}

.read-more {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.read-more:hover {
    gap: 1rem;
    color: var(--primary-dark);
}

.article-actions {
    display: flex;
    gap: 0.5rem;
}

.action-btn {
    width: 36px;
    height: 36px;
    border: none;
    border-radius: 50%;
    background: var(--bg-accent);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.action-btn:hover {
    background: var(--primary-color);
    color: white;
    transform: scale(1.1);
}

/* ===== PAGINATION ===== */
.pagination-wrapper {
    margin-top: var(--space-12);
    text-align: center;
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-6);
    flex-wrap: wrap;
    padding: var(--space-4);
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.pagination-btn,
.pagination-number {
    padding: var(--space-3) var(--space-4);
    border: 2px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: var(--border-radius);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-weight: 600;
    min-width: 44px;
    min-height: 44px;
    justify-content: center;
    position: relative;
    overflow: hidden;
    font-size: var(--font-size-sm);
}

.pagination-btn::before,
.pagination-number::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(37, 99, 235, 0.1), transparent);
    transition: left 0.5s;
}

.pagination-btn:hover::before,
.pagination-number:hover::before {
    left: 100%;
}

.pagination-btn:hover,
.pagination-number:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.pagination-btn:focus,
.pagination-number:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.pagination-btn i {
    font-size: var(--font-size-sm);
    transition: var(--transition);
}

.pagination-prev:hover i {
    transform: translateX(2px);
}

.pagination-next:hover i {
    transform: translateX(-2px);
}

.pagination-number.active {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
    font-weight: 700;
    transform: scale(1.05);
}

.pagination-number.active::before {
    display: none;
}

.pagination-dots {
    padding: var(--space-3) var(--space-2);
    color: var(--text-light);
    font-weight: 600;
    display: flex;
    align-items: center;
    font-size: var(--font-size-lg);
}

.pagination-numbers {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    flex-wrap: wrap;
}

.pagination-info {
    text-align: center;
    background: var(--bg-secondary);
    padding: var(--space-4);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.pagination-info p {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 500;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
}

.pagination-info p::before {
    content: '📊';
    font-size: var(--font-size-base);
}

/* ===== SIDEBAR ===== */
.articles-sidebar {
    position: sticky;
    top: calc(70px + 2rem);
    height: fit-content;
}

.sidebar-widget {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: box-shadow 0.3s ease;
}

.sidebar-widget:hover {
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.widget-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 0.75rem;
}

.widget-title i {
    color: var(--primary-color);
}

/* ===== CATEGORY INFO WIDGET ===== */
.category-info-widget {
    background: linear-gradient(135deg, var(--bg-card), var(--bg-secondary));
}

.category-info-content p {
    color: var(--text-secondary);
    line-height: 1.625;
    margin-bottom: 1.5rem;
}

.category-stats-sidebar {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.stat-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem;
    background: var(--bg-card);
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.stat-value {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.875rem;
}

/* ===== POPULAR ARTICLES WIDGET ===== */
.popular-articles {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.popular-article {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.popular-rank {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--primary-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.popular-content {
    flex: 1;
}

.popular-title {
    font-size: 0.875rem;
    line-height: 1.375;
    margin-bottom: 0.5rem;
}

.popular-title a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.popular-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.75rem;
    color: var(--text-light);
    flex-wrap: wrap;
}

.popular-views,
.popular-date,
.popular-time {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

/* ===== CATEGORIES WIDGET ===== */
.categories-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.category-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
    border: 1px solid var(--bg-accent);
}

.category-link:hover {
    background: var(--bg-accent);
    border-color: var(--primary-color);
    transform: translateX(4px);
}

.category-icon-small {
    width: 40px;
    height: 40px;
    border-radius: 0.375rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.125rem;
    flex-shrink: 0;
}

.category-info {
    flex: 1;
}

.category-name {
    display: block;
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.category-count {
    font-size: 0.75rem;
    color: var(--text-light);
}

/* ===== RELATED ARTICLES WIDGET ===== */
.related-articles {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.related-article {
    display: block;
    text-decoration: none;
    color: var(--text-primary);
    border-radius: 0.5rem;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    overflow: hidden;
    background: var(--bg-card);
}

.related-article:hover {
    background: var(--bg-accent);
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.related-content {
    padding: 1rem;
}

.related-title {
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    line-height: 1.375;
    color: var(--text-primary);
}

.related-meta {
    display: flex;
    gap: 0.75rem;
    font-size: 0.75rem;
    color: var(--text-light);
    flex-wrap: wrap;
    align-items: center;
}

.related-category {
    padding: 0.25rem 0.5rem;
    border-radius: 10px;
    font-size: 0.75rem;
    font-weight: 500;
    color: white;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.related-date {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

/* ===== NEWSLETTER WIDGET ===== */
.newsletter-content p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.625;
}

.newsletter-form-sidebar {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.newsletter-form-sidebar input {
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 0.5rem;
    font-family: inherit;
    transition: all 0.3s ease;
    background: var(--bg-secondary);
}

.newsletter-form-sidebar input:focus {
    outline: none;
    border-color: var(--primary-color);
    background: var(--bg-primary);
}

.newsletter-form-sidebar button {
    padding: 0.75rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.newsletter-form-sidebar button:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
    .category-header {
        padding: 4rem 0;
    }
    
    .category-icon {
        width: 100px;
        height: 100px;
        font-size: 2.5rem;
    }
    
    .category-stats {
        gap: 2rem;
    }
    
    .articles-layout {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .articles-sidebar {
        position: static;
    }
    
    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .sorting-options {
        width: 100%;
        justify-content: flex-end;
    }
}

@media (max-width: 768px) {
    .category-header {
        padding: 3rem 0;
    }
    
    .category-icon {
        width: 80px;
        height: 80px;
        font-size: 2rem;
    }
    
    .category-title {
        font-size: clamp(2rem, 4vw, 3rem);
    }
    
    .category-stats {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .stat-item {
        min-width: auto;
    }
    
    .section-header {
        text-align: center;
    }
    
    .section-title {
        justify-content: center;
    }
    
    .sorting-options {
        justify-content: center;
        width: 100%;
    }
    
    .sort-btn {
        min-width: 200px;
    }
    
    .articles-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 1.5rem;
    }
}

@media (max-width: 480px) {
    .category-header {
        padding: 2rem 0;
    }
    
    .category-icon {
        width: 60px;
        height: 60px;
        font-size: 1.25rem;
    }
    
    .category-title {
        font-size: clamp(1.5rem, 3vw, 2rem);
    }
    
    .category-description {
        font-size: 1rem;
    }
    
    .breadcrumb ol {
        justify-content: flex-start;
        flex-wrap: wrap;
    }
    
    .sort-btn {
        min-width: auto;
        width: 100%;
    }
    
    .sort-menu {
        right: 0;
        left: 0;
        min-width: auto;
    }
    
    .articles-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .article-meta {
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    
    .sidebar-widget {
        padding: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .category-stats-sidebar {
        gap: 0.5rem;
    }
    
    .stat-row {
        padding: 0.5rem;
    }
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}