/* Yandex-style Admin Panel */

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

:root {
    --yandex-red: #FC3F1D;
    --yandex-red-hover: #E02E0D;
    --bg-primary: #FFFFFF;
    --bg-secondary: #F5F5F6;
    --bg-tertiary: #F0F0F1;
    --text-primary: #000000;
    --text-secondary: #6D6D70;
    --text-tertiary: #9E9E9E;
    --border-color: #E0E0E0;
    --success: #00C853;
    --danger: #FC3F1D;
    --warning: #FF9800;
    --info: #2196F3;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 4px 16px rgba(0, 0, 0, 0.12);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 14px;
    line-height: 1.5;
}

/* Экран авторизации */
.login-screen {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.login-container {
    background: var(--bg-primary);
    border-radius: 12px;
    padding: 40px;
    width: 100%;
    max-width: 400px;
    box-shadow: var(--shadow-hover);
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.login-header h1 {
    font-size: 32px;
    font-weight: 600;
    color: var(--yandex-red);
    margin-bottom: 8px;
}

.login-header p {
    color: var(--text-secondary);
    font-size: 14px;
}

.login-form .form-group {
    margin-bottom: 20px;
}

.login-form label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-primary);
}

.login-form input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.2s;
}

.login-form input:focus {
    outline: none;
    border-color: var(--yandex-red);
}

.error-message {
    color: var(--danger);
    font-size: 13px;
    margin-top: 12px;
    padding: 8px;
    background: #FFF5F5;
    border-radius: 6px;
}

/* Основное приложение */
.main-app {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.app-header {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.app-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--yandex-red);
}

.app-subtitle {
    color: var(--text-secondary);
    font-size: 14px;
}

.header-right {
    display: flex;
    gap: 8px;
}

.btn-icon {
    width: 36px;
    height: 36px;
    border: none;
    background: transparent;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: all 0.2s;
}

.btn-icon:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

/* Навигация */
.app-nav {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    padding: 0 24px;
    display: flex;
    gap: 8px;
}

.nav-tab {
    padding: 16px 20px;
    border: none;
    background: transparent;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all 0.2s;
    position: relative;
}

.nav-tab:hover {
    color: var(--text-primary);
    background: var(--bg-secondary);
}

.nav-tab.active {
    color: var(--yandex-red);
    border-bottom-color: var(--yandex-red);
}

.nav-icon {
    font-size: 18px;
}

.badge {
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    margin-left: 4px;
}

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

/* Контент */
.tab-content {
    display: none;
    flex: 1;
    padding: 24px;
    overflow-y: auto;
}

.tab-content.active {
    display: block;
}

.content-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    gap: 16px;
}

.search-bar input {
    padding: 10px 16px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    width: 300px;
    transition: border-color 0.2s;
}

.search-bar input:focus {
    outline: none;
    border-color: var(--yandex-red);
}

.filters {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.filters select,
.filters input {
    padding: 10px 16px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    background: var(--bg-primary);
}

.filters select:focus,
.filters input:focus {
    outline: none;
    border-color: var(--yandex-red);
}

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

.stat-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    transition: all 0.2s;
}

.stat-card:hover {
    box-shadow: var(--shadow);
}

.stat-card.stat-danger {
    border-color: var(--danger);
    background: #FFF5F5;
}

.stat-value {
    font-size: 32px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.stat-card.stat-danger .stat-value {
    color: var(--danger);
}

.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
}

/* Таблицы */
.table-wrapper {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table thead {
    background: var(--bg-tertiary);
}

.data-table th {
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    font-size: 13px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border-color);
}

.data-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    font-size: 14px;
}

.data-table tbody tr {
    transition: background 0.15s;
}

.data-table tbody tr:hover {
    background: var(--bg-secondary);
}

.data-table tbody tr.suspicious {
    background: #FFF5F5;
}

.data-table tbody tr.suspicious:hover {
    background: #FFEBEB;
}

.status-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 16px;
    font-size: 12px;
    font-weight: 500;
}

.status-active {
    background: #E8F5E9;
    color: #2E7D32;
}

.status-inactive {
    background: #FFEBEE;
    color: #C62828;
}

.status-success {
    background: #E8F5E9;
    color: #2E7D32;
}

.status-error {
    background: #FFEBEE;
    color: #C62828;
}

.status-warning {
    background: #FFF3E0;
    color: #E65100;
}

.key-value {
    font-family: 'Courier New', monospace;
    font-size: 12px;
    background: var(--bg-secondary);
    padding: 4px 8px;
    border-radius: 4px;
}

.actions-cell {
    display: flex;
    gap: 4px;
}

.btn {
    padding: 8px 16px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

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

.btn-primary:hover {
    background: var(--yandex-red-hover);
    box-shadow: var(--shadow);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

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

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

.btn-danger:hover {
    background: var(--yandex-red-hover);
}

.btn-sm {
    padding: 4px 8px;
    font-size: 12px;
}

.loading {
    text-align: center;
    padding: 40px;
    color: var(--text-tertiary);
}

/* Модальные окна */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--bg-primary);
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-hover);
    animation: slideIn 0.3s;
}

.modal-content.modal-large {
    max-width: 900px;
}

@keyframes slideIn {
    from {
        transform: translateY(-20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    font-size: 20px;
    font-weight: 600;
}

.btn-close {
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    font-size: 24px;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.btn-close:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    padding: 20px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 10px 16px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--yandex-red);
}

.form-group input[readonly] {
    background: var(--bg-secondary);
    cursor: not-allowed;
}

/* Детали ключа */
.key-details {
    display: grid;
    gap: 24px;
}

.detail-section {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 16px;
}

.detail-section h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.detail-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--bg-secondary);
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-label {
    color: var(--text-secondary);
    font-size: 13px;
}

.detail-value {
    font-weight: 500;
    text-align: right;
}

.event-list {
    max-height: 400px;
    overflow-y: auto;
}

.event-item {
    padding: 12px;
    border-bottom: 1px solid var(--bg-secondary);
    font-size: 13px;
}

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

.event-item.suspicious {
    background: #FFF5F5;
}

.event-time {
    color: var(--text-tertiary);
    font-size: 12px;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* Адаптивность */
@media (max-width: 768px) {
    .content-header {
        flex-direction: column;
        align-items: stretch;
    }

    .search-bar input {
        width: 100%;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .data-table {
        font-size: 12px;
    }

    .data-table th,
    .data-table td {
        padding: 8px;
    }
}