/* ==========================================================================
   Layout CSS - Grid раскладки и контейнеры
   ========================================================================== */

/* Базовые настройки */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: #f8f9fa;
}

/* CSS Grid для новостных страниц */
.news-grid {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 30px;
    align-items: start;
}

/* Боковое меню */
.sidebar {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.sidebar-section {
    margin-bottom: 30px;
}

.sidebar-section h5 {
    font-size: 16px;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid #e9ecef;
}

.sidebar-menu {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-menu li {
    margin-bottom: 8px;
}

.sidebar-menu a {
    display: block;
    padding: 8px 12px;
    color: #495057;
    text-decoration: none;
    border-radius: 4px;
    font-size: 14px;
    transition: all 0.2s;
}

.sidebar-menu a:hover {
    background: #f8f9fa;
    color: #007bff;
}

.sidebar-menu a.active {
    background: #007bff;
    color: white;
    font-weight: 600;
}

/* Основной контент новостей */
.news-main {
    background: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.page-title {
    font-size: 32px;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 20px;
}

.page-intro {
    color: #6c757d;
    font-size: 16px;
    line-height: 1.6;
    margin: 15px 0 30px 0;
}

/* Breadcrumbs (хлебные крошки) */
.breadcrumbs {
    max-width: 1200px;
    margin: 20px auto;
    padding: 0 20px;
}

.breadcrumb-list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    list-style: none;
    margin: 0;
    padding: 0;
    font-size: 0.9rem;
    color: #6c757d;
}

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

.breadcrumb-link {
    color: #3498db;
    text-decoration: none;
    transition: color 0.3s ease;
    padding: 4px 0;
}

.breadcrumb-link:hover {
    color: #2980b9;
    text-decoration: underline;
}

.breadcrumb-current {
    color: #2c3e50;
    font-weight: 500;
}

.breadcrumb-separator {
    margin: 0 8px;
    color: #adb5bd;
    font-weight: normal;
    user-select: none;
}

/* Адаптивность */
@media (max-width: 992px) {
    .news-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .sidebar {
        margin-bottom: 0;
    }
    
    .page-title {
        font-size: 24px;
    }
}

@media (max-width: 768px) {
    .breadcrumbs {
        margin: 15px auto;
    }
    
    .breadcrumb-list {
        font-size: 0.85rem;
    }
    
    .breadcrumb-separator {
        margin: 0 6px;
    }
}

@media (max-width: 480px) {
    /* Скрываем промежуточные элементы на маленьких экранах */
    .breadcrumb-item:not(:first-child):not(:last-child) {
        display: none;
    }
    
    .breadcrumb-item:nth-last-child(2) .breadcrumb-separator {
        display: none;
    }
    
    .breadcrumb-item:first-child:not(:last-child)::after {
        content: "...";
        margin: 0 8px;
        color: #adb5bd;
    }
}

/* Темная тема */
@media (prefers-color-scheme: dark) {
    .breadcrumb-list {
        color: #adb5bd;
    }
    
    .breadcrumb-link {
        color: #74b9ff;
    }
    
    .breadcrumb-link:hover {
        color: #0984e3;
    }
    
    .breadcrumb-current {
        color: #ddd;
    }
    
    .breadcrumb-separator {
        color: #6c757d;
    }
}