::selection {
    background: var(--accent-color);
    color: white;
}

::-moz-selection {
    background: var(--accent-color);
    color: white;
}

.admin-controls .btn i {
    width: 16px;
    height: 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--spacing-sm);
}

.admin-controls .btn i svg {
    width: 100%;
    height: 100%;
}

.admin-container {
    padding: var(--spacing-xl);
}

.system-overview-section {
    margin-bottom: var(--spacing-xl);
}

.overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

@media (max-width: 768px) {
    .overview-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
    
    .user-actions {
        gap: var(--spacing-xs);
    }
    
    .user-action-btn {
        font-size: 0.75rem;
        padding: var(--spacing-xs) var(--spacing-sm);
        min-width: 60px;
    }
    
    .role-options {
        gap: var(--spacing-sm);
    }
    
    .role-option {
        padding: var(--spacing-md);
    }
    
    .role-option-icon {
        width: 40px;
        height: 40px;
        margin-right: var(--spacing-md);
    }
    
    .role-option-icon svg {
        width: 20px;
        height: 20px;
    }
}

@media (max-width: 480px) {
    .overview-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .user-actions {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .user-action-btn {
        font-size: 0.8rem;
        padding: var(--spacing-sm);
        min-width: auto;
        width: 100%;
    }
    
    .role-modal-body,
    .confirm-modal-body {
        padding: var(--spacing-md);
    }
    
    .role-option {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-md);
    }
    
    .role-option-icon {
        margin-right: 0;
        margin-bottom: var(--spacing-sm);
    }
    
    .confirm-icon {
        width: 48px;
        height: 48px;
    }
    
    .confirm-icon svg {
        width: 24px;
        height: 24px;
    }
}

.system-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
}

@media (max-width: 768px) {
    .system-card {
        padding: var(--spacing-md);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .system-card {
        padding: var(--spacing-sm);
        min-height: auto;
    }
}

.system-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-color);
}

.system-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
}

@media (max-width: 768px) {
    .system-card-header {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-xs);
    }
}

.system-card-header h3 {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

@media (max-width: 768px) {
    .system-card-header h3 {
        font-size: 0.8rem;
        text-align: center;
    }
}

.system-icon {
    font-size: 1.5rem;
    opacity: 0.7;
}

.system-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    font-family: var(--font-mono);
}

@media (max-width: 768px) {
    .system-value {
        font-size: 2rem;
        margin-bottom: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .system-value {
        font-size: 1.5rem;
    }
}

.system-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

@media (max-width: 768px) {
    .system-details {
        gap: var(--spacing-xs);
        align-items: center;
    }
}

.detail-item {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    .detail-item {
        font-size: 0.8rem;
        text-align: center;
    }
}

.detail-item strong {
    color: var(--text-primary);
}

.admin-tabs-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.tabs-header {
    display: flex;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
    overflow-x: auto;
}

.tab-btn {
    padding: var(--spacing-lg) var(--spacing-xl);
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-normal);
    font-family: var(--font-primary);
    font-weight: 500;
    white-space: nowrap;
    position: relative;
}

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

.tab-btn.active {
    color: var(--accent-color);
    background: var(--bg-secondary);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-color);
}

.tab-content {
    flex: 1;
    padding: var(--spacing-xl);
    display: flex;
    flex-direction: column;
}

.tab-content.hidden {
    display: none;
}

.tab-content-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
    gap: var(--spacing-lg);
}

.tab-content-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.tab-actions {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    flex-wrap: wrap;
}

.tab-actions input {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-primary);
}

.tab-actions select {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-primary);
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.admin-table th {
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
}

.admin-table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    vertical-align: middle;
}

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

.user-status {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
}

.user-status.active {
    color: #10B981;
}

.user-status.inactive {
    background: rgba(107, 114, 128, 0.1);
    color: #6B7280;
}

.user-status.banned {
    color: #EF4444;
}



.user-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.user-action-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: 0.8rem;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    min-width: 70px;
    text-align: center;
    white-space: nowrap;
}

.user-action-btn:hover {
    background: var(--bg-primary);
    border-color: var(--accent-color);
}

.user-action-btn.danger {
    color: #dc3545;
    border-color: rgba(220, 53, 69, 0.3);
}

.user-action-btn.danger:hover {
    background: rgba(220, 53, 69, 0.1);
    border-color: #dc3545;
    color: #dc3545;
}

.user-action-btn.warning {
    color: #ffc107;
    border-color: rgba(255, 193, 7, 0.3);
}

.user-action-btn.warning:hover {
    background: rgba(255, 193, 7, 0.1);
    border-color: #ffc107;
    color: #ffc107;
}

.role-modal-body {
    padding: var(--spacing-xl);
}

.role-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    font-size: 1rem;
}

.role-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.role-option {
    display: flex;
    align-items: center;
    padding: var(--spacing-lg);
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.role-option:hover {
    border-color: var(--accent-color);
    background: rgba(255, 107, 53, 0.05);
}

.role-option.selected {
    border-color: var(--accent-color);
    background: rgba(255, 107, 53, 0.1);
}

.role-option-icon {
    width: 48px;
    height: 48px;
    background: var(--bg-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--spacing-lg);
    color: var(--text-secondary);
    transition: all var(--transition-normal);
}

.role-option-icon.admin {
    color: var(--accent-color);
}

.role-option.selected .role-option-icon {
    background: var(--accent-color);
    color: white;
}

.role-option-icon svg {
    width: 24px;
    height: 24px;
}

.role-option-content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-xs) 0;
}

.role-option-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0;
}

.confirm-modal-body {
    padding: var(--spacing-xl);
    text-align: center;
}

.confirm-icon {
    width: 64px;
    height: 64px;
    background: rgba(255, 193, 7, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg) auto;
    color: #ffc107;
}

.confirm-icon svg {
    width: 32px;
    height: 32px;
}

.confirm-message {
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.5;
}

.confirm-btn.danger {
    background: #dc3545;
    border-color: #dc3545;
}

.confirm-btn.danger:hover {
    background: #c82333;
    border-color: #c82333;
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.show {
    display: flex;
}

.modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

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

.modal-header h3 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all var(--transition-normal);
}

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

.invites-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.invite-card {
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
}

.invite-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-color);
}

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

.invite-code {
    font-family: var(--font-mono);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.invite-code.clickable {
    cursor: pointer;
    transition: color var(--transition-normal);
}
.invite-code.clickable:hover {
    color: var(--accent-color);
}

.invite-status {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
}

.invite-status.active {
    background: rgba(16, 185, 129, 0.1);
    color: #10B981;
}

.invite-status.used {
    background: rgba(107, 114, 128, 0.1);
    color: #6B7280;
}

.invite-status.expired {
    background: rgba(239, 68, 68, 0.1);
    color: #EF4444;
}

.invite-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.invite-detail-item {
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
}

.invite-detail-label {
    color: var(--text-secondary);
}

.invite-detail-value {
    color: var(--text-primary);
    font-weight: 500;
}

.invite-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: flex-end;
}

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

.monitoring-card {
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.monitoring-card h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    font-size: 1.125rem;
    font-weight: 600;
}

.monitoring-chart {
    height: 200px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
}

.monitoring-logs {
    height: 200px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    overflow-y: auto;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.4;
}

.log-entry {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

.log-entry.error {
    color: #EF4444;
}

.log-entry.warning {
    color: #F59E0B;
}

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

.settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.settings-group {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.settings-group h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    font-size: 1.125rem;
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: var(--spacing-md);
}

.setting-item {
    margin-bottom: var(--spacing-lg);
}

.setting-item:last-child {
    margin-bottom: 0;
}

.setting-item label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-primary);
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
    cursor: pointer;
}

.setting-item input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--accent-color);
}

.setting-item input[type="number"],
.setting-item input[type="email"],
.setting-item input[type="text"] {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-primary);
}

.setting-item p {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
    line-height: 1.4;
}

.admin-controls {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.admin-controls .btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.system-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

@media (max-width: 1024px) {
    .tab-content-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .overview-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .monitoring-grid {
        grid-template-columns: 1fr;
    }
    
    .settings-grid {
        grid-template-columns: 1fr;
    }
}

/* =========================== */
/* ПОЛНАЯ МОБИЛЬНАЯ АДАПТАЦИЯ */
/* =========================== */

@media (max-width: 768px) {
    /* === LAYOUT === */
    .dashboard-body {
        flex-direction: column;
        height: auto;
        min-height: 100vh;
    }
    
    .sidebar {
        position: fixed;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100vh;
        z-index: 1000;
        background: var(--bg-secondary);
        transition: left 0.3s ease;
        overflow-y: auto;
    }
    
    .sidebar.open {
        left: 0;
    }
    
    .sidebar-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.7);
        z-index: 999;
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }
    
    .sidebar-overlay.active {
        opacity: 1;
        visibility: visible;
    }
    
    .main-content {
        margin-left: 0;
        width: 100%;
        min-height: 100vh;
    }
    
    /* === TOP BAR === */
    .top-bar {
        position: sticky;
        top: 0;
        z-index: 100;
        background: var(--bg-primary);
        border-bottom: 1px solid var(--border-color);
        padding: var(--spacing-md);
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-md);
    }
    
    .top-bar-left {
        display: flex;
        align-items: center;
        gap: var(--spacing-md);
        width: 100%;
    }
    
    .mobile-menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 48px;
        height: 48px;
        min-width: 48px;
        background: var(--bg-secondary);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        color: var(--text-primary);
        cursor: pointer;
        transition: all var(--transition-normal);
        flex-shrink: 0;
    }
    
    .mobile-menu-btn:hover,
    .mobile-menu-btn:active {
        background: var(--accent-color);
        color: white;
        border-color: var(--accent-color);
        transform: scale(0.95);
    }
    
    .mobile-menu-btn svg {
        width: 22px;
        height: 22px;
    }
    
    .page-header {
        flex: 1;
        min-width: 0;
    }
    
    .page-title {
        font-size: 1.5rem;
        font-weight: 600;
        color: var(--text-primary);
        margin: 0;
        margin-bottom: var(--spacing-xs);
        line-height: 1.2;
    }
    
    .page-subtitle {
        font-size: 0.9rem;
        color: var(--text-secondary);
        line-height: 1.4;
        margin: 0;
    }
    
    .top-bar-right {
        display: flex;
        flex-wrap: wrap;
        gap: var(--spacing-md);
        align-items: center;
        justify-content: space-between;
        width: 100%;
    }
    
    .system-status {
        display: flex;
        align-items: center;
        gap: var(--spacing-sm);
        font-size: 0.85rem;
        color: var(--text-secondary);
        padding: var(--spacing-xs) var(--spacing-sm);
        background: var(--bg-secondary);
        border-radius: var(--radius-sm);
        border: 1px solid var(--border-color);
    }
    
    .status-dot {
        width: 8px;
        height: 8px;
        border-radius: 50%;
        flex-shrink: 0;
    }
    
    .status-online {
        background: #10b981;
    }
    
    .admin-controls {
        display: flex;
        gap: var(--spacing-sm);
        flex-wrap: wrap;
    }
    
    .admin-controls .btn {
        min-height: 44px;
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.9rem;
        border-radius: var(--radius-md);
        white-space: nowrap;
        display: flex;
        align-items: center;
        gap: var(--spacing-xs);
    }
    
    /* === ADMIN CONTAINER === */
    .admin-container {
        padding: var(--spacing-md);
        display: block;
    }
    
    /* === SYSTEM OVERVIEW === */
    .system-overview-section {
        margin-bottom: var(--spacing-lg);
    }
    
    .overview-grid {
        display: grid;
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .system-card {
        background: var(--bg-secondary);
        border-radius: var(--radius-lg);
        padding: var(--spacing-lg);
        text-align: center;
        transition: all var(--transition-normal);
    }
    
    .system-card:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
        border-color: var(--accent-color);
    }
    
    .system-card-header {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-sm);
        margin-bottom: var(--spacing-md);
    }
    
    .system-card-header h3 {
        font-size: 0.9rem;
        font-weight: 600;
        color: var(--text-secondary);
        text-transform: uppercase;
        letter-spacing: 0.5px;
        margin: 0;
        text-align: center;
    }
    
    .system-icon {
        color: var(--accent-color);
        opacity: 0.8;
    }
    
    .system-value {
        font-size: 2rem;
        font-weight: 700;
        color: var(--text-primary);
        margin: var(--spacing-sm) 0;
        font-family: var(--font-mono);
        line-height: 1;
    }
    
    .system-details {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-xs);
        align-items: center;
    }
    
    .detail-item {
        color: var(--text-secondary);
        font-size: 0.8rem;
        text-align: center;
        line-height: 1.3;
    }
    
    .detail-item strong {
        color: var(--text-primary);
        font-weight: 600;
    }
    
    /* === TABS SECTION === */
    .admin-tabs-section {
        background: var(--bg-secondary);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-lg);
        margin-top: var(--spacing-lg);
    }
    
    .tabs-header {
        display: flex;
        padding: var(--spacing-sm);
        gap: var(--spacing-xs);
        background: var(--bg-tertiary);
        border-bottom: 1px solid var(--border-color);
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }
    
    .tabs-header::-webkit-scrollbar {
        display: none;
    }
    
    .tab-btn {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: var(--spacing-xs);
        padding: var(--spacing-sm) var(--spacing-md);
        min-height: 48px;
        min-width: 120px;
        font-size: 0.9rem;
        font-weight: 500;
        color: var(--text-secondary);
        background: transparent;
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        cursor: pointer;
        transition: all var(--transition-normal);
        white-space: nowrap;
        flex-shrink: 0;
    }
    
    .tab-btn:hover {
        background: var(--bg-primary);
        color: var(--text-primary);
        border-color: var(--accent-color);
    }
    
    .tab-btn.active {
        background: var(--accent-color);
        color: white;
        border-color: var(--accent-color);
    }
    
    .tab-btn svg {
        width: 18px;
        height: 18px;
        flex-shrink: 0;
    }
    
    /* === TAB CONTENT === */
    .tab-content {
        padding: var(--spacing-lg);
    }
    
    .tab-content.hidden {
        display: none;
    }
    
    .tab-content-header {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-md);
        padding-bottom: var(--spacing-md);
        border-bottom: 1px solid var(--border-color);
    }
    
    .tab-content-header h3 {
        font-size: 1.25rem;
        font-weight: 600;
        color: var(--text-primary);
        margin: 0;
    }
    
    .tab-actions {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-sm);
        width: 100%;
    }
    
    .tab-actions input[type="text"],
    .tab-actions select {
        width: 100%;
        padding: var(--spacing-md);
        min-height: 48px;
        font-size: 1rem;
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        background: var(--bg-primary);
        color: var(--text-primary);
        transition: all var(--transition-normal);
    }
    
    .tab-actions input[type="text"]:focus,
    .tab-actions select:focus {
        outline: none;
        border-color: var(--accent-color);
        box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
    }
    
    .tab-actions .btn {
        width: 100%;
        min-height: 48px;
        font-size: 1rem;
        font-weight: 600;
        padding: var(--spacing-md);
        border-radius: var(--radius-md);
        display: flex;
        align-items: center;
        justify-content: center;
        gap: var(--spacing-sm);
    }
    
    /* === TABLES === */
    .users-table-container {
        background: var(--bg-primary);
        border-radius: var(--radius-md);
        overflow: hidden;
    }
    
    .admin-table {
        width: 100%;
        border-collapse: collapse;
        font-size: 0.9rem;
    }
    
    .admin-table th,
    .admin-table td {
        padding: var(--spacing-md);
        text-align: left;
        border-bottom: 1px solid var(--border-color);
        vertical-align: middle;
    }
    
    .admin-table th {
        background: var(--bg-tertiary);
        font-weight: 600;
        color: var(--text-secondary);
        text-transform: uppercase;
        letter-spacing: 0.5px;
        font-size: 0.8rem;
        position: sticky;
        top: 0;
        z-index: 10;
    }
    
    .admin-table tbody tr:hover {
        background: var(--bg-secondary);
    }
    
    /* === GRIDS === */
    .invites-grid {
        display: grid;
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .monitoring-grid {
        display: grid;
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .monitoring-card {
        background: var(--bg-primary);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        padding: var(--spacing-lg);
    }
    
    .monitoring-card h4 {
        font-size: 1rem;
        font-weight: 600;
        color: var(--text-primary);
        margin: 0 0 var(--spacing-md) 0;
    }
}

/* =========================== */
/* МОБИЛЬНАЯ АДАПТАЦИЯ 480px  */
/* =========================== */

@media (max-width: 480px) {
    /* === LAYOUT === */
    .dashboard-body {
        height: auto;
        min-height: 100vh;
    }
    
    .sidebar {
        width: 100%;
        left: -100%;
    }
    
    .sidebar.open {
        left: 0;
    }
    
    /* === TOP BAR === */
    .top-bar {
        padding: var(--spacing-sm);
        gap: var(--spacing-sm);
        position: sticky;
        top: 0;
        z-index: 100;
        background: var(--bg-primary);
        border-bottom: 1px solid var(--border-color);
    }
    
    .top-bar-left {
        gap: var(--spacing-sm);
    }
    
    .mobile-menu-btn {
        width: 44px;
        height: 44px;
        min-width: 44px;
        flex-shrink: 0;
    }
    
    .mobile-menu-btn svg {
        width: 20px;
        height: 20px;
    }
    
    .page-header {
        flex: 1;
        min-width: 0;
    }
    
    .page-title {
        font-size: 1.25rem;
        font-weight: 600;
        margin: 0;
        margin-bottom: var(--spacing-xs);
        line-height: 1.2;
    }
    
    .page-subtitle {
        font-size: 0.85rem;
        color: var(--text-secondary);
        line-height: 1.3;
        margin: 0;
    }
    
    .top-bar-right {
        flex-direction: column;
        gap: var(--spacing-sm);
        align-items: stretch;
        width: 100%;
    }
    
    .system-status {
        font-size: 0.8rem;
        padding: var(--spacing-xs) var(--spacing-sm);
        justify-content: center;
    }
    
    .admin-controls {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .admin-controls .btn {
        width: 100%;
        min-height: 44px;
        font-size: 0.9rem;
        padding: var(--spacing-sm);
        justify-content: center;
    }
    
    /* === ADMIN CONTAINER === */
    .admin-container {
        padding: var(--spacing-sm);
        gap: var(--spacing-md);
    }
    
    /* === SYSTEM OVERVIEW === */
    .system-overview-section {
        margin-bottom: var(--spacing-md);
    }
    
    .overview-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .system-card {
        padding: var(--spacing-md);
        border-radius: var(--radius-md);
    }
    
    .system-card-header {
        gap: var(--spacing-xs);
        margin-bottom: var(--spacing-sm);
    }
    
    .system-card-header h3 {
        font-size: 0.8rem;
    }
    
    .system-icon {
        font-size: 1.25rem;
    }
    
    .system-value {
        font-size: 1.75rem;
        margin: var(--spacing-xs) 0;
    }
    
    .detail-item {
        font-size: 0.75rem;
    }
    
    /* === TABS SECTION === */
    .admin-tabs-section {
        border-radius: var(--radius-md);
    }
    
    .tabs-header {
        padding: var(--spacing-xs);
        flex-direction: column;
        gap: var(--spacing-xs);
        overflow-x: visible;
    }
    
    .tab-btn {
        width: 100%;
        min-width: auto;
        min-height: 48px;
        padding: var(--spacing-sm);
        font-size: 0.9rem;
        border-radius: var(--radius-sm);
        justify-content: center;
    }
    
    .tab-btn svg {
        width: 16px;
        height: 16px;
    }
    
    /* === TAB CONTENT === */
    .tab-content {
        padding: var(--spacing-md);
        gap: var(--spacing-md);
    }
    
    .tab-content-header {
        gap: var(--spacing-sm);
        padding-bottom: var(--spacing-sm);
    }
    
    .tab-content-header h3 {
        font-size: 1.125rem;
    }
    
    .tab-actions {
        gap: var(--spacing-sm);
    }
    
    .tab-actions input[type="text"],
    .tab-actions select {
        padding: var(--spacing-sm);
        min-height: 48px;
        font-size: 1rem;
        border-radius: var(--radius-sm);
    }
    
    .tab-actions .btn {
        min-height: 48px;
        font-size: 0.95rem;
        padding: var(--spacing-sm);
        border-radius: var(--radius-sm);
    }
    
    /* === TABLES === */
    .users-table-container {
        border-radius: var(--radius-sm);
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .admin-table {
        min-width: 600px;
        font-size: 0.8rem;
    }
    
    .admin-table th,
    .admin-table td {
        padding: var(--spacing-sm);
        min-width: 80px;
        white-space: nowrap;
    }
    
    .admin-table th {
        font-size: 0.75rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    /* === GRIDS === */
    .invites-grid {
        gap: var(--spacing-sm);
    }
    
    .monitoring-grid {
        gap: var(--spacing-sm);
    }
    
    .monitoring-card {
        padding: var(--spacing-md);
        border-radius: var(--radius-sm);
    }
    
    .monitoring-card h4 {
        font-size: 0.95rem;
        margin-bottom: var(--spacing-sm);
    }
    
    /* === MODALS === */
    .modal-content {
        margin: var(--spacing-xs);
        width: calc(100% - 2 * var(--spacing-xs));
        border-radius: var(--radius-md);
        max-height: 90vh;
        overflow-y: auto;
    }
    
    .modal-header {
        padding: var(--spacing-md);
        border-bottom: 1px solid var(--border-color);
    }
    
    .modal-header h3 {
        font-size: 1.125rem;
    }
    
    .modal-close {
        width: 32px;
        height: 32px;
        font-size: 1.5rem;
    }
    
    /* === FORMS === */
    .form-group {
        margin-bottom: var(--spacing-md);
    }
    
    .form-group label {
        font-size: 0.9rem;
        margin-bottom: var(--spacing-xs);
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        width: 100%;
        padding: var(--spacing-sm);
        min-height: 48px;
        font-size: 1rem;
        border-radius: var(--radius-sm);
    }
    
    /* === BUTTONS === */
    .btn {
        min-height: 48px;
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 1rem;
        border-radius: var(--radius-sm);
        touch-action: manipulation;
        -webkit-tap-highlight-color: transparent;
    }
    
    .btn-primary:active,
    .btn-secondary:active {
        transform: scale(0.98);
    }
    
    /* === UTILITIES === */
    .text-center {
        text-align: center;
    }
    
    .full-width {
        width: 100%;
    }
    
    .no-scroll {
        overflow: hidden;
    }
    
    /* === TOUCH IMPROVEMENTS === */
    * {
        -webkit-tap-highlight-color: transparent;
        -webkit-touch-callout: none;
    }
    
    input, button, select, textarea {
        -webkit-appearance: none;
        -moz-appearance: none;
        appearance: none;
    }
    
    /* === SCROLLBAR === */
    .users-table-container::-webkit-scrollbar,
    .tabs-header::-webkit-scrollbar {
        height: 4px;
        width: 4px;
    }
    
    .users-table-container::-webkit-scrollbar-track,
    .tabs-header::-webkit-scrollbar-track {
        background: var(--bg-tertiary);
    }
    
    .users-table-container::-webkit-scrollbar-thumb,
    .tabs-header::-webkit-scrollbar-thumb {
        background: var(--border-color);
        border-radius: 2px;
    }
}