/* Корпоративный строгий стиль */
:root {
    --primary: #1a56db;
    --primary-dark: #1e40af;
    --secondary: #374151;
    --success: #059669;
    --danger: #dc2626;
    --warning: #d97706;
    --info: #0891b2;
    --light: #f3f4f6;
    --dark: #1f2937;
    --border: #e5e7eb;
    --text: #374151;
    --text-light: #6b7280;
    --white: #ffffff;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--light);
    color: var(--text);
    line-height: 1.5;
}

/* Шапка */
.header {
    background: var(--white);
    border-bottom: 1px solid var(--border);
    padding: 0 24px;
    height: 64px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.header h1 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--dark);
}

.header a {
    color: var(--text);
    text-decoration: none;
    margin-left: 24px;
    font-size: 0.875rem;
    transition: color 0.2s;
}

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

/* Контейнер */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 24px;
}

/* Карточки */
.card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: 0 1px 2px rgba(0,0,0,0.03);
    transition: box-shadow 0.2s;
}

.card:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    font-weight: 600;
    font-size: 1rem;
    color: var(--dark);
}

.card-body {
    padding: 20px;
}

/* Таблицы */
.table-wrapper {
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--white);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

th {
    background: #f9fafb;
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    color: var(--dark);
    border-bottom: 1px solid var(--border);
}

td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    color: var(--text);
}

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

tr:hover td {
    background: #f9fafb;
}

/* Кнопки */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
}

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

.btn-success:hover {
    background: #047857;
}

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

.btn-danger:hover {
    background: #b91c1c;
}

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

.btn-warning:hover {
    background: #b45309;
}

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

.btn-secondary:hover {
    background: #1f2937;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
}

.btn-outline:hover {
    background: var(--light);
}

/* Формы */
.form-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 6px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--dark);
}

input, select, textarea {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 0.875rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(26, 86, 219, 0.1);
}

/* Бейджи */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 10px;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 20px;
}

.badge-success {
    background: #d1fae5;
    color: #065f46;
}

.badge-danger {
    background: #fee2e2;
    color: #991b1b;
}

.badge-warning {
    background: #fed7aa;
    color: #92400e;
}

.badge-info {
    background: #d1fae5;
    color: #065f46;
}

/* Пагинация */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 24px;
}

.page-btn, .page-link {
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    text-decoration: none;
    color: var(--text);
    font-size: 0.875rem;
    transition: all 0.2s;
}

.page-btn:hover, .page-link:hover {
    background: var(--light);
    border-color: var(--primary);
}

.page-current {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    padding: 8px 12px;
    border-radius: 6px;
}

/* Фильтры */
.filters {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 20px;
    padding: 16px;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 8px;
}

.filters select, .filters input {
    width: auto;
    min-width: 150px;
}

/* Статистика */
.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px;
    text-align: center;
}

.stat-card h3 {
    font-size: 1.875rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 4px;
}

.stat-card p {
    font-size: 0.875rem;
    color: var(--text-light);
}

/* Навигация внизу */
.bottom-nav {
    background: var(--white);
    border-top: 1px solid var(--border);
    padding: 16px 24px;
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-top: 40px;
}

.nav-link {
    padding: 8px 16px;
    color: var(--text);
    text-decoration: none;
    font-size: 0.875rem;
    border-radius: 6px;
    transition: all 0.2s;
}

.nav-link:hover {
    background: var(--light);
    color: var(--primary);
}

/* Модальные окна */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal-content {
    background: var(--white);
    border-radius: 8px;
    width: 500px;
    max-width: 90%;
    padding: 24px;
}

/* Анимации */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.animated {
    animation: fadeIn 0.3s ease-out;
}