/* Admin Panel - Material Design Styles */

.admin-page {
    background: var(--background);
    min-height: 100vh;
    font-family: 'Roboto', sans-serif;
}

.admin-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.admin-sidebar {
    width: 280px;
    background: var(--surface);
    box-shadow: var(--shadow-2);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 100;
    transition: transform var(--transition-base);
}

.admin-brand {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--grey-200);
    text-align: center;
}

.admin-logo {
    width: 60px;
    height: auto;
    margin-bottom: var(--spacing-sm);
}

.admin-brand h2 {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--primary-700);
    margin: 0;
}

.admin-nav {
    flex: 1;
    padding: var(--spacing-md) 0;
    overflow-y: auto;
}

.admin-nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--text-primary);
    text-decoration: none;
    transition: all var(--transition-fast);
    position: relative;
}

.admin-nav-item:hover {
    background: var(--grey-50);
    color: var(--primary-700);
}

.admin-nav-item.active {
    background: var(--primary-50);
    color: var(--primary-700);
}

.admin-nav-item.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--primary-700);
}

.admin-nav-item span {
    font-size: 1.25rem;
}

.admin-user {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--grey-200);
    text-align: center;
}

.admin-user p {
    font-weight: 500;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.admin-user .btn {
    width: 100%;
    margin-bottom: var(--spacing-sm);
}

/* Main Content */
.admin-main {
    flex: 1;
    margin-left: 280px;
    padding: var(--spacing-xl);
    background: var(--background);
}

.admin-section {
    display: none;
}

.admin-section.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

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

.admin-header h1 {
    font-size: 2rem;
    font-weight: 500;
    color: var(--text-primary);
}

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

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

.stat-card {
    padding: var(--spacing-lg);
}

.stat-card h3 {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-700);
    margin: 0;
}

/* Activity List */
.activity-item {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--grey-100);
    color: var(--text-primary);
    font-size: 0.875rem;
}

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

/* Admin Table */
.admin-table {
    width: 100%;
    border-collapse: collapse;
}

.admin-table thead {
    background: var(--grey-50);
}

.admin-table th {
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 500;
    color: var(--text-primary);
    border-bottom: 2px solid var(--grey-200);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.admin-table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--grey-100);
    color: var(--text-primary);
}

.admin-table tr:hover {
    background: var(--grey-50);
}

.admin-table .btn {
    margin-right: var(--spacing-xs);
}

/* Search Input */
.admin-search {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

/* Admin Form */
.admin-form .form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--grey-200);
}

/* Mobile Responsive */
@media (max-width: 1024px) {
    .admin-sidebar {
        transform: translateX(-100%);
    }
    
    .admin-sidebar.mobile-open {
        transform: translateX(0);
    }
    
    .admin-main {
        margin-left: 0;
        padding: var(--spacing-md);
    }
    
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

@media (max-width: 767px) {
    .admin-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }
    
    .admin-header h1 {
        font-size: 1.5rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .admin-form .form-row {
        grid-template-columns: 1fr;
    }
    
    .admin-table {
        font-size: 0.875rem;
    }
    
    .admin-table th,
    .admin-table td {
        padding: var(--spacing-sm);
    }
    
    /* Make table scrollable on mobile */
    .card-content {
        overflow-x: auto;
    }
    
    .form-actions {
        flex-direction: column-reverse;
    }
    
    .form-actions .btn {
        width: 100%;
    }
}

/* Toggle Button for Mobile */
.admin-toggle {
    display: none;
    position: fixed;
    top: var(--spacing-md);
    left: var(--spacing-md);
    z-index: 101;
    background: var(--primary-700);
    color: white;
    border: none;
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    cursor: pointer;
}

@media (max-width: 1024px) {
    .admin-toggle {
        display: block;
    }
}

/* Modal Adjustments */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    padding: var(--spacing-xl);
    overflow-y: auto;
}

.modal[style*="display: flex"] {
    display: flex !important;
    align-items: center;
    justify-content: center;
}

.modal-content {
    position: relative;
    margin: auto;
    background: var(--surface);
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-5);
    max-height: calc(100vh - calc(var(--spacing-xl) * 2));
    overflow-y: auto;
}

.modal-large {
    max-width: 800px;
    width: 90%;
    max-height: 90vh;
}

/* Ensure proper padding for modal content */
.modal-large .admin-form {
    padding: var(--spacing-lg);
}

.modal-large h2 {
    padding: var(--spacing-lg) var(--spacing-lg) 0;
    margin: 0;
}

@media (max-width: 768px) {
    .modal {
        padding: var(--spacing-md);
    }
    
    .modal-content {
        width: 100%;
        max-width: calc(100% - calc(var(--spacing-md) * 2));
        max-height: calc(100vh - calc(var(--spacing-md) * 2));
    }
    
    .modal-large {
        width: 100%;
    }
}

/* Button Variants for Admin */
.btn-small {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.875rem;
    min-height: 32px;
}

.btn-danger {
    background: var(--error);
    color: white;
    border: none;
}

.btn-danger:hover {
    background: #c62828;
    transform: translateY(-1px);
    box-shadow: var(--shadow-2);
}

.btn-success {
    background: #4caf50;
    color: white;
    border: none;
}

.btn-success:hover {
    background: #45a049;
    transform: translateY(-1px);
    box-shadow: var(--shadow-2);
}

.btn-warning {
    background: #ff9800;
    color: white;
    border: none;
}

.btn-warning:hover {
    background: #f57c00;
    transform: translateY(-1px);
    box-shadow: var(--shadow-2);
}

/* Loading States */
.loading-admin {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-secondary);
}

/* Empty States */
.empty-state {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-secondary);
}

.empty-state-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

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