/* mobile-knowledge-base.css - Мобильные стили для Базы знаний (max-width: 768px) */
/* Подключается в base.html через media="(max-width: 768px)" */

@media (max-width: 768px) {
  /* ==================== ОБЩИЕ МОБИЛЬНЫЕ СТИЛИ ==================== */
  
  .breadcrumb {
    font-size: 0.85rem;
    flex-wrap: wrap;
    margin-bottom: 16px;
  }
  
  .section-title {
    font-size: 1.4rem;
  }
  
  /* ==================== ГЛАВНАЯ СТРАНИЦА (index.html) ==================== */
  
  .featured-section {
    padding: 20px;
    margin-bottom: 30px;
  }
  
  .featured-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .category-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .category-card {
    padding: 16px;
  }
  
  .category-icon {
    width: 40px;
    height: 40px;
    font-size: 1.1rem;
  }
  
  .category-title {
    font-size: 1.1rem;
  }
  
  .articles-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  
  .article-item {
    padding: 14px;
  }
  
  .article-title {
    font-size: 1rem;
  }
  
  .hint-message {
    padding: 12px 16px;
    font-size: 0.9rem;
  }
  
  /* ==================== СТРАНИЦА КАТЕГОРИИ (category.html) ==================== */
  
  .category-header-block {
    padding: 20px;
    margin-bottom: 24px;
  }
  
  .category-icon-large {
    font-size: 2.5rem;
  }
  
  .category-title-large {
    font-size: 1.6rem;
  }
  
  .category-description {
    font-size: 1rem;
  }
  
  .category-meta {
    flex-direction: column;
    gap: 8px;
  }
  
  .articles-section {
    margin-bottom: 30px;
  }
  
  .article-card {
    padding: 20px;
  }
  
  .article-card .article-meta {
    gap: 8px;
    font-size: 0.8rem;
  }
  
  .article-card .article-title {
    font-size: 1.1rem;
  }
  
  .article-card .article-excerpt {
    font-size: 0.9rem;
  }
  
  .empty-state {
    padding: 40px 16px;
  }
  
  .empty-state-icon {
    font-size: 3rem;
  }
  
  .empty-state-title {
    font-size: 1.3rem;
  }
  
  /* ==================== СТРАНИЦА СТАТЬИ (article.html) ==================== */
  
  .article-header {
    margin-bottom: 24px;
  }
  
  .article-category {
    font-size: 0.8rem;
    padding: 3px 10px;
    margin-bottom: 12px;
  }
  
  .article-title {
    font-size: 1.8rem;
  }
  
  .article-meta {
    flex-direction: column;
    gap: 8px;
    font-size: 0.9rem;
  }
  
  .article-excerpt {
    font-size: 1.1rem;
    padding: 16px;
    margin-bottom: 24px;
  }
  
  .article-content {
    padding: 20px;
    margin-bottom: 30px;
    font-size: 1rem;
  }
  
  .article-content h2 {
    font-size: 1.4rem;
    margin: 25px 0 12px;
  }
  
  .article-content h3 {
    font-size: 1.2rem;
    margin: 20px 0 10px;
  }
  
  .article-content h4 {
    font-size: 1rem;
    margin: 16px 0 8px;
  }
  
  .article-content p {
    margin-bottom: 16px;
  }
  
  .article-content ul,
  .article-content ol {
    margin: 12px 0 16px 20px;
  }
  
  .article-content blockquote {
    padding: 12px 16px;
    margin: 16px 0;
  }
  
  .article-content pre {
    padding: 12px;
    margin: 16px 0;
    font-size: 0.9rem;
  }
  
  .article-content img {
    margin: 16px 0;
  }
  
  .article-content th,
  .article-content td {
    padding: 8px;
  }
  
  .article-footer {
    flex-direction: column;
    gap: 16px;
    align-items: flex-start;
    margin-top: 24px;
    padding-top: 24px;
  }
  
  .article-stats {
    gap: 12px;
  }
  
  .vote-btn {
    padding: 6px 14px;
    font-size: 0.9rem;
  }
  
  .article-navigation {
    grid-template-columns: 1fr;
    gap: 16px;
    margin: 30px 0;
  }
  
  .navigation-prev,
  .navigation-next {
    padding: 16px;
  }
  
  .navigation-empty {
    padding: 16px;
    font-size: 0.9rem;
  }
  
  .navigation-title {
    font-size: 0.95rem;
  }
  
  /* ==================== 🔥 ИСПРАВЛЕНИЕ ДЛЯ ФОРМУЛ LaTeX НА МОБИЛЬНЫХ ==================== */
  
  /* Для формул в обычном тексте */
  .article-content .MathJax,
  .kb-article-content .MathJax {
    overflow-x: auto;
    overflow-y: hidden;
    max-width: 100%;
    display: inline-block;
    white-space: nowrap;
  }
  
  /* Для выносных формул (display math) */
  .article-content .MathJax_Display,
  .kb-article-content .MathJax_Display {
    overflow-x: auto;
    overflow-y: hidden;
    max-width: 100%;
    display: block;
    padding: 8px 0;
    margin: 0 -4px;
    -webkit-overflow-scrolling: touch;
  }
  
  /* Для контейнеров с формулами */
  .article-content .MathJax_Display > span,
  .kb-article-content .MathJax_Display > span {
    display: inline-block !important;
    white-space: nowrap;
  }
  
  /* Стилизация скроллбара для формул */
  .article-content .MathJax_Display::-webkit-scrollbar,
  .kb-article-content .MathJax_Display::-webkit-scrollbar {
    height: 4px;
  }
  
  .article-content .MathJax_Display::-webkit-scrollbar-track,
  .kb-article-content .MathJax_Display::-webkit-scrollbar-track {
    background: var(--section-bg);
    border-radius: 4px;
  }
  
  .article-content .MathJax_Display::-webkit-scrollbar-thumb,
  .kb-article-content .MathJax_Display::-webkit-scrollbar-thumb {
    background: var(--sea-turquoise);
    border-radius: 4px;
  }
  
  /* Для очень маленьких экранов уменьшаем размер формул */
  @media (max-width: 480px) {
    .article-content .MathJax,
    .kb-article-content .MathJax {
      font-size: 90% !important;
    }
  }
  
  /* Для самых маленьких экранов еще уменьшаем */
  @media (max-width: 360px) {
    .article-content .MathJax,
    .kb-article-content .MathJax {
      font-size: 80% !important;
    }
  }
}

/* ==================== ОЧЕНЬ МАЛЕНЬКИЕ ЭКРАНЫ (до 480px) ==================== */

@media (max-width: 480px) {
  .section-title {
    font-size: 1.3rem;
  }
  
  /* Главная страница */
  .featured-section {
    padding: 16px;
  }
  
  .featured-badge {
    font-size: 0.75rem;
    padding: 3px 8px;
  }
  
  .featured-title {
    font-size: 1rem;
  }
  
  .featured-desc {
    font-size: 0.85rem;
  }
  
  .category-card {
    padding: 14px;
  }
  
  .category-icon {
    width: 36px;
    height: 36px;
    font-size: 1rem;
    margin-right: 8px;
  }
  
  .category-title {
    font-size: 1rem;
  }
  
  .category-count {
    font-size: 0.7rem;
    padding: 3px 8px;
  }
  
  .category-desc {
    font-size: 0.85rem;
  }
  
  .article-item {
    padding: 12px;
  }
  
  .article-title {
    font-size: 0.95rem;
  }
  
  .article-desc {
    font-size: 0.85rem;
  }
  
  /* Страница категории */
  .category-header-block {
    padding: 16px;
  }
  
  .category-icon-large {
    font-size: 2rem;
    margin-bottom: 10px;
  }
  
  .category-title-large {
    font-size: 1.4rem;
  }
  
  .category-description {
    font-size: 0.95rem;
  }
  
  .article-card {
    padding: 16px;
  }
  
  .article-card .article-meta {
    flex-direction: column;
    gap: 4px;
  }
  
  .article-card .article-title {
    font-size: 1rem;
  }
  
  .article-card .article-excerpt {
    font-size: 0.85rem;
  }
  
  .article-card .article-read-more {
    font-size: 0.85rem;
  }
  
  .empty-state {
    padding: 30px 12px;
  }
  
  .empty-state-icon {
    font-size: 2.5rem;
  }
  
  .empty-state-title {
    font-size: 1.2rem;
  }
  
  .empty-state-text {
    font-size: 0.9rem;
  }
  
  .empty-state-button {
    padding: 10px 20px;
    font-size: 0.9rem;
  }
  
  /* Страница статьи */
  .article-title {
    font-size: 1.5rem;
  }
  
  .article-meta {
    font-size: 0.85rem;
  }
  
  .article-excerpt {
    font-size: 1rem;
    padding: 14px;
  }
  
  .article-content {
    padding: 16px;
    font-size: 0.95rem;
  }
  
  .article-content h2 {
    font-size: 1.3rem;
  }
  
  .article-content h3 {
    font-size: 1.1rem;
  }
  
  .article-content h4 {
    font-size: 0.95rem;
  }
  
  .article-content blockquote {
    padding: 10px 14px;
  }
  
  .vote-btn {
    padding: 5px 12px;
    font-size: 0.85rem;
  }
  
  .navigation-prev,
  .navigation-next {
    padding: 14px;
  }
  
  .navigation-label {
    font-size: 0.8rem;
  }
  
  .navigation-title {
    font-size: 0.9rem;
  }
}

/* ==================== ПЛАНШЕТЫ (481px - 768px) ==================== */

@media (min-width: 481px) and (max-width: 768px) {
  .category-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .articles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .featured-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .article-content {
    font-size: 1rem;
  }
  
  .article-content h2 {
    font-size: 1.5rem;
  }
  
  .article-content h3 {
    font-size: 1.2rem;
  }
}

/* ==================== ТЕМНАЯ ТЕМА ДЛЯ МОБИЛЬНЫХ ==================== */

:root[data-theme="dark"] @media (max-width: 768px) {
  .hint-message {
    background: rgba(255, 243, 205, 0.1);
    border-color: rgba(255, 238, 186, 0.2);
    color: #ffd966;
  }
  
  .empty-state {
    background: rgba(255, 255, 255, 0.03);
  }
}

/* ==================== АДАПТАЦИЯ ДЛЯ УСТРОЙСТВ С СЕНСОРНЫМ УПРАВЛЕНИЕМ ==================== */

@media (hover: none) and (pointer: coarse) {
  .category-card:hover,
  .article-card:hover,
  .article-item:hover,
  .featured-card:hover,
  .navigation-prev:hover,
  .navigation-next:hover {
    transform: none !important;
  }
  
  .vote-btn:active {
    transform: scale(0.98);
  }
  
  .article-read-more,
  .featured-link,
  .empty-state-button {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }
}