.input-group { display: flex; gap: 10px; }
        .theme-input { padding: 10px 16px; border: 1px solid #ddd; border-radius: 8px; width: 250px; }
        .article-full img { max-width: 100%; border-radius: 12px; margin-bottom: 20px; }
        .article-full-content { line-height: 1.6; font-size: 18px; }
        .back-link { display: inline-block; margin-bottom: 20px; text-decoration: none; color: #666; }
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-card: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --border: #475569;
    --success: #22c55e;
    --category-tech: #8b5cf6;
    --category-science: #06b6d4;
    --category-world: #f59e0b;
    --category-sport: #ef4444;
    --category-culture: #ec4899;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
    flex-wrap: wrap;
    gap: 16px;
}

.section-title {
    font-size: 28px;
    font-weight: 700;
}

.articles-count {
    color: var(--text-muted);
    font-size: 14px;
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 24px;
}

.article-card {
    background: var(--bg-secondary);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.article-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.article-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: var(--bg-card);
}

.article-content {
    padding: 20px;
}

.article-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.category-badge {
    padding: 4px 10px;
    border-radius: 5px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    background: #03a9f491;
}

.category-Технологии { background: var(--category-tech); color: white; }
.category-Наука { background: var(--category-science); color: white; }
.category-Мир { background: var(--category-world); color: black; }
.category-Спорт { background: var(--category-sport); color: white; }
.category-Культура { background: var(--category-culture); color: white; }

.ai-badge {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    color: var(--success);
    background: rgba(34, 197, 94, 0.1);
    padding: 4px 8px;
    border-radius: 4px;
}

.article-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
    line-height: 1.4;
    color: var(--text-primary);
}

.article-summary {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.article-date {
    font-size: 12px;
    color: var(--text-muted);
}

.article-actions {
    display: flex;
    gap: 8px;
}

.btn-small {
    padding: 6px 12px;
    font-size: 12px;
}

.btn-danger {
    background: transparent;
    color: var(--category-sport);
    border: 1px solid var(--category-sport);
}

.btn-danger:hover {
    background: var(--category-sport);
    color: white;
}

.empty-state {
    text-align: center;
    padding: 80px 20px;
    color: var(--text-muted);
}

.empty-state-icon {
    font-size: 64px;
    margin-bottom: 16px;
}

.empty-state h3 {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        text-align: center;
    }
    
    .articles-grid {
        grid-template-columns: 1fr;
    }
    
    .section-header {
        flex-direction: column;
        text-align: center;
    }
}