/* Dashboard Variables */
:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #0dcaf0;
    --dark-color: #212529;
    --light-color: #f8f9fa;
    --border-color: #dee2e6;
    --sidebar-width: 280px;
    --header-height: 70px;
    --border-radius: 8px;
    --box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--light-color);
    color: var(--dark-color);
    line-height: 1.6;
}

/* Login Component Styles */
.login-container,
.signup-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 20px;
}

.login-card,
.signup-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    padding: 40px;
    width: 100%;
    max-width: 450px;
}

.login-header,
.signup-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header .logo,
.signup-header .logo {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.login-header h1,
.signup-header h1 {
    font-size: 1.8rem;
    color: var(--dark-color);
    margin-bottom: 10px;
}

.login-header p,
.signup-header p {
    color: var(--secondary-color);
    font-size: 0.95rem;
}

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

.login-form label,
.signup-form label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: var(--dark-color);
}

.login-form input,
.signup-form input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
}

.login-form input:focus,
.signup-form input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.1);
}

.signup-form textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
    resize: vertical;
}

.signup-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.1);
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-primary:hover {
    background: #0b5ed7;
    transform: translateY(-1px);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.spinner {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.login-footer,
.signup-footer {
    text-align: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.login-footer a,
.signup-footer a {
    color: var(--primary-color);
    text-decoration: none;
}

.login-footer a:hover,
.signup-footer a:hover {
    text-decoration: underline;
}

/* Dashboard Layout */
.dashboard-layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: var(--dark-color);
    color: white;
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    z-index: 1000;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-header .logo {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.sidebar-header h2 {
    font-size: 1.2rem;
    font-weight: 600;
}

.sidebar-nav {
    flex: 1;
    padding: 20px 0;
}

.nav-list {
    list-style: none;
}

.nav-item {
    margin-bottom: 5px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: var(--transition);
}

.nav-link:hover {
    background: rgba(255,255,255,0.1);
    color: white;
}

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

.nav-link i {
    font-size: 1.2rem;
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.user-avatar {
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.user-details {
    flex: 1;
}

.user-name {
    font-weight: 600;
    font-size: 0.9rem;
}

.user-email {
    font-size: 0.8rem;
    opacity: 0.7;
}

.logout-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 10px;
    background: transparent;
    border: 1px solid rgba(255,255,255,0.3);
    color: white;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
}

.logout-btn:hover {
    background: rgba(255,255,255,0.1);
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
}

.content-header {
    background: white;
    padding: 20px 30px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

.content-header h1 {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--dark-color);
}

.header-actions .btn-primary {
    width: auto;
    padding: 10px 20px;
    background: var(--primary-color);
    border: none;
    color: white;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.header-actions .btn-primary:hover {
    background: #0b5ed7;
}

.content-area {
    flex: 1;
    padding: 30px;
    overflow-y: auto;
}

/* Search and Filters */
.search-filters {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    align-items: center;
}

.search-bar {
    flex: 1;
    position: relative;
    max-width: 400px;
}

.search-bar input {
    width: 100%;
    padding: 10px 40px 10px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 0.95rem;
}

.search-btn {
    position: absolute;
    right: 5px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    padding: 8px;
    color: var(--secondary-color);
    cursor: pointer;
}

.filter-options {
    display: flex;
    gap: 10px;
}

.filter-select {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: white;
    font-size: 0.95rem;
}

/* Loading State */
.loading-spinner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 40px;
    color: var(--secondary-color);
}

.loading-spinner i {
    animation: spin 1s linear infinite;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--secondary-color);
}

.empty-state i {
    font-size: 4rem;
    margin-bottom: 20px;
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: var(--dark-color);
}

/* Tables */
.table-container {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
}

.users-table,
.permissions-table {
    width: 100%;
    border-collapse: collapse;
}

.users-table th,
.permissions-table th {
    background: var(--light-color);
    padding: 16px;
    text-align: left;
    font-weight: 600;
    color: var(--dark-color);
    border-bottom: 1px solid var(--border-color);
}

.users-table td,
.permissions-table td {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
}

.users-table tr:hover,
.permissions-table tr:hover {
    background: var(--light-color);
}

/* User Cell */
.user-cell {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-avatar {
    width: 40px;
    height: 40px;
    background: var(--light-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--secondary-color);
}

.user-name {
    font-weight: 600;
}

/* Badges */
.role-badge,
.status-badge,
.category-badge,
.resource-tag,
.permission-tag {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 500;
}

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

.status-badge.active {
    background: var(--success-color);
    color: white;
}

.status-badge.inactive {
    background: var(--secondary-color);
    color: white;
}

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

.resource-tag {
    background: var(--light-color);
    color: var(--dark-color);
    border: 1px solid var(--border-color);
}

.permission-tag {
    background: var(--light-color);
    color: var(--dark-color);
    border: 1px solid var(--border-color);
    margin-right: 4px;
    margin-bottom: 4px;
    display: inline-block;
}

.permission-tag.more {
    background: var(--secondary-color);
    color: white;
}

/* Action Buttons */
.action-buttons {
    display: flex;
    gap: 8px;
}

.btn-icon {
    background: none;
    border: 1px solid var(--border-color);
    padding: 8px;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
    color: var(--secondary-color);
}

.btn-icon:hover {
    background: var(--light-color);
    color: var(--primary-color);
}

.btn-icon.danger:hover {
    background: #fff5f5;
    color: var(--danger-color);
    border-color: var(--danger-color);
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.modal.show {
    display: flex;
}

.modal-content {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
    max-height: 90vh;
    overflow-y: auto;
    width: 90%;
    max-width: 500px;
}

.modal-content.large {
    max-width: 700px;
}

.modal-content.small {
    max-width: 400px;
}

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

.modal-header h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--dark-color);
}

.close-btn {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    color: var(--secondary-color);
    padding: 4px;
}

.close-btn:hover {
    color: var(--dark-color);
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    padding: 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

.btn-secondary {
    background: var(--secondary-color);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
}

.btn-secondary:hover {
    background: #5c636a;
}

.btn-danger {
    background: var(--danger-color);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
}

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

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: var(--dark-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 0.95rem;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.1);
}

.form-group small {
    display: block;
    margin-top: 5px;
    color: var(--secondary-color);
    font-size: 0.85rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
}

/* Role Management */
.roles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 20px;
}

.role-card {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 20px;
    transition: var(--transition);
}

.role-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
}

.role-header {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 15px;
}

.role-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.role-info h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 5px;
}

.role-info p {
    color: var(--secondary-color);
    font-size: 0.9rem;
}

.role-permissions {
    margin-bottom: 15px;
}

.permissions-count {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
    font-size: 0.9rem;
    color: var(--secondary-color);
}

.permissions-preview {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.role-stats {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--border-color);
}

.stat {
    text-align: center;
}

.stat-label {
    display: block;
    font-size: 0.8rem;
    color: var(--secondary-color);
    margin-bottom: 4px;
}

.stat-value {
    display: block;
    font-weight: 600;
    color: var(--dark-color);
}

.role-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}

/* Permissions Grid */
.permissions-grid {
    max-height: 300px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 10px;
}

.permission-category {
    margin-bottom: 20px;
}

.permission-category h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 10px;
    padding-bottom: 5px;
    border-bottom: 1px solid var(--border-color);
}

.permission-list {
    display: flex;
    flex-direction: column;
    gap: 0px;
}

.permission-item {
    display: flex !important;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    padding: 0px;
    border-radius: 4px;
    transition: var(--transition);
}

.permission-item:hover {
    background: var(--light-color);
}

.permission-item input[type="checkbox"] {
    width: 20px;
}

.permission-name {
    font-weight: 500;
    color: var(--dark-color);
}

.permission-description {
    font-size: 0.8rem;
    color: var(--secondary-color);
    margin-top: 2px;
}

/* Permission Management */
.permission-name {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    color: var(--dark-color);
}

.permission-description {
    color: var(--secondary-color);
    font-size: 0.9rem;
    max-width: 300px;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    margin-top: 20px;
}

.pagination-controls {
    display: flex;
    gap: 5px;
}

.page-btn {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    background: white;
    color: var(--dark-color);
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
}

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

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

/* Alert */
.alert {
    padding: 12px 16px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
}

.alert-danger {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Utility */
.d-none {
    display: none !important;
}

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

.warning {
    color: var(--warning-color);
    font-weight: 500;
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .content-header {
        padding: 15px 20px;
        height: auto;
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .content-area {
        padding: 20px;
    }
    
    .search-filters {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-options {
        flex-wrap: wrap;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .roles-grid {
        grid-template-columns: 1fr;
    }
    
    .role-stats {
        flex-direction: column;
        gap: 10px;
    }
    
    .modal-content {
        width: 95%;
        margin: 20px;
    }
    
    .users-table,
    .permissions-table {
        font-size: 0.9rem;
    }
    
    .users-table th,
    .permissions-table th,
    .users-table td,
    .permissions-table td {
        padding: 10px;
    }
    
    .action-buttons {
        flex-direction: column;
    }
}