/* ============================================
   Базовые стили и переменные
   ============================================ */

:root {
    --primary-color: #0078d4;
    --primary-hover: #005a9e;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --light-color: #f8f9fa;
    --dark-color: #212529;
    --border-color: #dee2e6;
    --text-muted: #6c757d;
    --background: #ffffff;
    --background-secondary: #f5f5f5;
    
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-size-base: 14px;
    --line-height: 1.6;
    
    --border-radius: 4px;
    --box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    --box-shadow-lg: 0 4px 12px rgba(0,0,0,0.15);
    
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height);
    color: var(--dark-color);
    background-color: var(--background-secondary);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

/* ============================================
   Контейнер и сетка
   ============================================ */

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ============================================
   Шапка сайта
   ============================================ */

.header {
    background-color: var(--background);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--box-shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) 0;
}

.logo a {
    font-size: 20px;
    font-weight: 600;
    color: var(--dark-color);
    text-decoration: none;
}

.logo .version {
    font-size: 12px;
    color: var(--text-muted);
    margin-left: var(--spacing-sm);
}

.nav {
    display: flex;
    gap: var(--spacing-md);
}

.nav-link {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    color: var(--dark-color);
    text-decoration: none;
    transition: all 0.2s;
}

.nav-link:hover {
    background-color: var(--light-color);
    text-decoration: none;
}

.nav-link.active {
    background-color: var(--primary-color);
    color: white;
}

.user-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.user-name {
    color: var(--text-muted);
}

.logout-link {
    color: var(--danger-color);
    text-decoration: none;
    font-size: 18px;
}

/* ============================================
   Основной контент
   ============================================ */

.main {
    min-height: calc(100vh - 200px);
    padding: var(--spacing-lg) 0;
}

.content {
    background-color: var(--background);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--box-shadow);
}

/* ============================================
   Заголовок страницы
   ============================================ */

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--border-color);
}

.page-header h1 {
    font-size: 28px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.page-header h1 .count {
    font-size: 18px;
    color: var(--text-muted);
    font-weight: normal;
}

/* ============================================
   Поиск
   ============================================ */

.search-form {
    display: flex;
    gap: var(--spacing-sm);
}

.search-input {
    min-width: 300px;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 120, 212, 0.1);
}

/* ============================================
   Кнопки
   ============================================ */

.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    text-decoration: none;
}

.btn-secondary {
    background-color: var(--text-muted);
    color: white;
}

.btn-secondary:hover {
    background-color: #5a6268;
    text-decoration: none;
}

.btn-sm {
    padding: 4px 12px;
    font-size: 13px;
}

/* ============================================
   Таблицы
   ============================================ */

.table-responsive {
    overflow-x: auto;
    margin-bottom: var(--spacing-lg);
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.table thead {
    background-color: var(--light-color);
}

.table th {
    padding: 12px;
    text-align: left;
    font-weight: 600;
    border-bottom: 2px solid var(--border-color);
    white-space: nowrap;
}

.table td {
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
    vertical-align: top;
}

.table tbody tr:hover {
    background-color: #f8f9fa;
}

.table tbody tr:last-child td {
    border-bottom: none;
}

/* Детали записи */
.details-row {
    background-color: #fafafa;
}

.details-row td {
    padding: 0 !important;
}

.details-content {
    padding: var(--spacing-lg);
    border-top: 2px solid var(--primary-color);
}

.details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.details-section h3 {
    font-size: 16px;
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: var(--spacing-sm);
}

.details-section h4 {
    font-size: 14px;
    margin: var(--spacing-md) 0 var(--spacing-sm);
    color: var(--dark-color);
}

.details-section dl {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: var(--spacing-sm);
}

.details-section dt {
    font-weight: 600;
    color: var(--text-muted);
}

.details-section dd {
    margin: 0;
}

/* ============================================
   Бейджи
   ============================================ */

.badge {
    display: inline-block;
    padding: 4px 8px;
    font-size: 12px;
    font-weight: 500;
    border-radius: 3px;
    white-space: nowrap;
}

.badge-success {
    background-color: #d4edda;
    color: #155724;
}

.badge-fail, .badge-danger {
    background-color: #f8d7da;
    color: #721c24;
}

.badge-process, .badge-info {
    background-color: #d1ecf1;
    color: #0c5460;
}

.badge-default {
    background-color: var(--light-color);
    color: var(--text-muted);
}

.badge-warning {
    background-color: #fff3cd;
    color: #856404;
}

/* ============================================
   Контактная информация
   ============================================ */

.contact-info {
    margin-bottom: var(--spacing-xs);
    font-size: 13px;
}

.contact-type {
    display: inline-block;
    padding: 2px 6px;
    background-color: var(--light-color);
    border-radius: 3px;
    font-size: 11px;
    color: var(--text-muted);
    margin-left: var(--spacing-xs);
}

.multifield-item {
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--border-color);
}

.multifield-item:last-child {
    border-bottom: none;
}

.multifield-type {
    font-weight: 600;
    color: var(--text-muted);
    font-size: 12px;
}

.multifield-value {
    margin-left: var(--spacing-sm);
}

/* ============================================
   Список связанных записей
   ============================================ */

.related-list {
    list-style: none;
    padding: 0;
}

.related-list li {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border-color);
}

.related-list li:last-child {
    border-bottom: none;
}

/* ============================================
   Таймлайн активностей
   ============================================ */

.timeline {
    position: relative;
    padding-left: 30px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 8px;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: var(--border-color);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
}

.timeline-marker {
    position: absolute;
    left: -26px;
    top: 4px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--primary-color);
    border: 2px solid white;
    box-shadow: 0 0 0 2px var(--primary-color);
}

.timeline-content {
    background-color: white;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
}

.activity-type {
    font-weight: 600;
    color: var(--primary-color);
}

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

.timeline-body p {
    margin: var(--spacing-sm) 0;
    color: var(--text-muted);
}

/* ============================================
   Дашборд (главная страница)
   ============================================ */

.dashboard h1 {
    margin-bottom: var(--spacing-lg);
    font-size: 32px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.stat-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    color: white;
    box-shadow: var(--box-shadow-lg);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.stat-card:nth-child(2) {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.stat-card:nth-child(3) {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.stat-card:nth-child(4) {
    background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
}

.stat-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
}

.stat-label {
    font-size: 14px;
    opacity: 0.9;
    margin-bottom: var(--spacing-xs);
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.stat-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    align-self: flex-start;
    padding: var(--spacing-xs) var(--spacing-md);
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius);
    transition: all 0.2s;
}

.stat-link:hover {
    background-color: rgba(255, 255, 255, 0.3);
    text-decoration: none;
    transform: translateX(4px);
}

/* ============================================
   История экспорта
   ============================================ */

.export-logs {
    margin-top: var(--spacing-xl);
}

.export-logs h2 {
    margin-bottom: var(--spacing-lg);
    font-size: 24px;
}

/* ============================================
   Пагинация
   ============================================ */

.pagination {
    margin-top: var(--spacing-lg);
    display: flex;
    justify-content: center;
}

.pagination ul {
    display: flex;
    list-style: none;
    gap: var(--spacing-xs);
}

.pagination li a,
.pagination li span {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--primary-color);
    text-decoration: none;
    transition: all 0.2s;
}

.pagination li a:hover {
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
}

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

.pagination li.dots {
    padding: var(--spacing-sm);
    color: var(--text-muted);
}

/* ============================================
   Пустое состояние
   ============================================ */

.empty-state {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-muted);
}

.empty-state p {
    font-size: 18px;
}

/* ============================================
   Подсветка поиска
   ============================================ */

mark {
    background-color: #fff3cd;
    padding: 2px 4px;
    border-radius: 2px;
}

/* ============================================
   JSON просмотр
   ============================================ */

.json-view {
    background-color: #f5f5f5;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    font-family: 'Courier New', monospace;
    font-size: 12px;
    overflow-x: auto;
    max-height: 300px;
}

/* ============================================
   Описание активности
   ============================================ */

.activity-description {
    background-color: #f8f9fa;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border-left: 3px solid var(--primary-color);
    margin-top: var(--spacing-md);
}

/* ============================================
   Вспомогательные классы
   ============================================ */

.text-muted {
    color: var(--text-muted);
}

.text-danger {
    color: var(--danger-color);
}

.text-success {
    color: var(--success-color);
}

.small {
    font-size: 12px;
}

/* ============================================
   Подвал
   ============================================ */

.footer {
    background-color: var(--background);
    border-top: 1px solid var(--border-color);
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg) 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-left,
.footer-right {
    font-size: 13px;
}

.footer-left p,
.footer-right p {
    margin: var(--spacing-xs) 0;
}

/* ============================================
   Адаптивность
   ============================================ */

@media (max-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .details-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .nav {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }
    
    .search-form {
        width: 100%;
    }
    
    .search-input {
        width: 100%;
        min-width: auto;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .table-responsive {
        font-size: 12px;
    }
    
    .table th,
    .table td {
        padding: 8px;
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .details-section dl {
        grid-template-columns: 1fr;
    }
}

@media print {
    .header,
    .footer,
    .search-form,
    .btn,
    .pagination {
        display: none;
    }
    
    .details-row {
        display: table-row !important;
    }
}