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

:root {
    --primary-color: #667eea;
    --primary-dark: #5a67d8;
    --secondary-color: #f093fb;
    --success-color: #4ade80;
    --danger-color: #f87171;
    --warning-color: #fbbf24;
    --info-color: #38bdf8;
    --dark-color: #1f2937;
    --sidebar-bg: #2d3748;
    --sidebar-dark: #1a202c;
    --text-color: #374151;
    --text-light: #6b7280;
    --border-color: #e5e7eb;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    background-color: var(--bg-light);
    color: var(--text-color);
    line-height: 1.6;
    font-size: 14px;
}

/* App Layout */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar Styles */
.sidebar {
    width: 280px;
    background: linear-gradient(180deg, var(--sidebar-bg) 0%, var(--sidebar-dark) 100%);
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.sidebar.collapsed {
    width: 80px;
}

.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: white;
    font-weight: 600;
    font-size: 1.1rem;
}

.logo i {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 1.5rem;
}

.sidebar.collapsed .logo-text {
    opacity: 0;
    width: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.sidebar-toggle {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.7);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 0.375rem;
    transition: all 0.2s ease;
}

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

.sidebar.collapsed .sidebar-toggle i {
    transform: rotate(180deg);
}

/* Sidebar Navigation */
.sidebar-nav {
    padding: 1rem 0;
    flex: 1;
}

.nav-section {
    margin-bottom: 2rem;
}

.nav-section-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0 1.5rem;
    margin-bottom: 0.75rem;
}

.sidebar.collapsed .nav-section-title {
    opacity: 0;
    height: 0;
    overflow: hidden;
}

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

.nav-item {
    margin-bottom: 0.25rem;
}

.nav-link {
    display: flex;
    align-items: center;
    padding: 0.75rem 1.5rem;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: all 0.2s ease;
    position: relative;
    gap: 0.75rem;
}

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

.nav-item.active .nav-link {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    box-shadow: 0 4px 14px rgba(102, 126, 234, 0.4);
}

.nav-link i {
    font-size: 1.1rem;
    width: 1.25rem;
    text-align: center;
}

.sidebar.collapsed .nav-text,
.sidebar.collapsed .nav-badge {
    opacity: 0;
    width: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.nav-badge {
    margin-left: auto;
    background: var(--primary-color);
    color: white;
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    border-radius: 1rem;
    min-width: 1.5rem;
    text-align: center;
}

/* Sidebar Footer */
.sidebar-footer {
    padding: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: auto;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: white;
}

.user-avatar i {
    font-size: 2rem;
    color: var(--primary-color);
}

.sidebar.collapsed .user-details {
    opacity: 0;
    width: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.user-name {
    font-weight: 500;
    font-size: 0.9rem;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 280px;
    transition: margin-left 0.3s ease;
    min-height: 100vh;
    background: var(--bg-light);
}

.sidebar.collapsed + .main-content {
    margin-left: 80px;
}

/* Top Header */
.top-header {
    background: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    padding: 1.5rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.page-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--text-color);
    margin: 0;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.demo-notice {
    background: #fef3c7;
    border: 1px solid #f59e0b;
    border-radius: 0.5rem;
    padding: 0.75rem 1rem;
    color: #92400e;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Page Content */
.page-content {
    display: none;
    padding: 2rem;
}

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

/* Dashboard Styles */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-white);
    border-radius: 1rem;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.stat-icon {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
}

.stat-clients .stat-icon { background: linear-gradient(135deg, #667eea, #764ba2); }
.stat-widgets .stat-icon { background: linear-gradient(135deg, #f093fb, #f5576c); }
.stat-assets .stat-icon { background: linear-gradient(135deg, #4facfe, #00f2fe); }
.stat-activity .stat-icon { background: linear-gradient(135deg, #43e97b, #38f9d7); }

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-color);
    line-height: 1;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-light);
    font-weight: 500;
}

.dashboard-sections {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.dashboard-section {
    background: var(--bg-white);
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding: 0;
    background: none;
    box-shadow: none;
    border: none;
}

.section-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-color);
    margin: 0;
}

.view-all-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

.view-all-link:hover {
    color: var(--primary-dark);
}

/* Activity Feed */
.activity-feed {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.activity-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.activity-icon {
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    color: white;
}

.activity-success { background: var(--success-color); }
.activity-info { background: var(--info-color); }
.activity-warning { background: var(--warning-color); }
.activity-primary { background: var(--primary-color); }

.activity-title {
    font-weight: 500;
    color: var(--text-color);
}

.activity-time {
    font-size: 0.75rem;
    color: var(--text-light);
}

/* Recent Widgets Grid */
.recent-widgets-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1rem;
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s ease;
    text-decoration: none;
    text-align: center;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    box-shadow: 0 4px 14px rgba(102, 126, 234, 0.3);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: #f8fafc;
    color: var(--text-color);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: #f1f5f9;
    border-color: #cbd5e1;
}

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

.btn-danger:hover {
    background: #ef4444;
    transform: translateY(-1px);
}

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

.btn-success:hover {
    background: #22c55e;
    transform: translateY(-1px);
}

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

.btn-info:hover {
    background: #0ea5e9;
    transform: translateY(-1px);
}

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

.btn-warning:hover {
    background: #f59e0b;
    transform: translateY(-1px);
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
}

.btn-xs {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
}

/* Content Sections */
.section-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-color);
    margin: 0;
}

/* Clients List */
.clients-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 1.5rem;
}

.client-card {
    background: var(--bg-white);
    padding: 1.5rem;
    border-radius: 1rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.client-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.client-card h3 {
    color: var(--text-color);
    margin-bottom: 0.75rem;
    font-size: 1.25rem;
    font-weight: 600;
}

.client-card p {
    color: var(--text-light);
    margin-bottom: 1rem;
    line-height: 1.5;
}

.client-actions {
    display: flex;
    gap: 0.75rem;
}

.client-info {
    margin-bottom: 20px;
}

#users-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 1.5rem;
}

/* Widgets Grid */
.widgets-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 1.5rem;
}

.widget-card {
    background: var(--bg-white);
    padding: 1.5rem;
    border-radius: 1rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.widget-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.widget-card h3 {
    color: var(--text-color);
    margin-bottom: 0.75rem;
    font-size: 1.25rem;
    font-weight: 600;
}

.widget-meta {
    color: var(--text-light);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.widget-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

/* Widget List Items */
.widget-list-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.2s ease;
}

.widget-list-item:hover {
    background: var(--bg-light);
}

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

.widget-info h4 {
    color: var(--text-color);
    margin-bottom: 0.25rem;
    font-weight: 500;
}

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

.widget-list-actions {
    display: flex;
    gap: 0.5rem;
}

/* Modals */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--bg-white);
    border-radius: 1rem;
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalSlideIn 0.3s ease;
    box-shadow: var(--shadow-lg);
}

.modal-large {
    max-width: 800px;
}

@keyframes modalSlideIn {
    from { transform: translateY(-2rem); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

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

.close-btn {
    background: none;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    color: var(--text-light);
    width: 2rem;
    height: 2rem;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

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

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
    padding: 0 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    padding: 0 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-color);
    font-weight: 500;
    font-size: 0.875rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    padding-left: 40px;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    font-size: 0.875rem;
    transition: all 0.2s ease;
    background: var(--bg-white);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
    font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
}

.form-actions {
    display: flex;
    gap: 0.75rem;
    justify-content: flex-end;
    padding: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.form-help {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.75rem;
    color: var(--text-light);
}

/* Assets Management */
.assets-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.assets-controls select {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    font-size: 0.875rem;
    background: var(--bg-white);
}

.view-controls {
    display: flex;
    gap: 0.25rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 0.25rem;
    background: var(--bg-white);
}

.view-controls .btn {
    padding: 0.5rem;
    border-radius: 0.25rem;
    border: none;
    background: transparent;
    margin: 0;
}

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

.assets-container {
    margin-top: 1.5rem;
}

/* Assets Grid View */
.assets-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.asset-card {
    background: var(--bg-white);
    border-radius: 1rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
}

.asset-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.asset-thumbnail {
    width: 100%;
    height: 180px;
    background: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

.asset-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.asset-thumbnail .file-icon {
    font-size: 3rem;
    color: var(--text-light);
}

.asset-info {
    padding: 1rem;
}

.asset-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 0.5rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.asset-meta {
    font-size: 0.75rem;
    color: var(--text-light);
    margin-bottom: 0.75rem;
}

.asset-actions {
    display: flex;
    gap: 0.5rem;
}

/* Assets List View */
.assets-list {
    background: var(--bg-white);
    border-radius: 1rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.asset-list-item {
    display: flex;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.2s ease;
    cursor: pointer;
}

.asset-list-item:hover {
    background: var(--bg-light);
}

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

.asset-list-thumbnail {
    width: 60px;
    height: 60px;
    background: var(--bg-light);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    overflow: hidden;
}

.asset-list-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.asset-list-thumbnail .file-icon {
    font-size: 1.5rem;
    color: var(--text-light);
}

.asset-list-info {
    flex: 1;
}

.asset-list-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 0.25rem;
}

.asset-list-meta {
    font-size: 0.75rem;
    color: var(--text-light);
}

.asset-list-actions {
    display: flex;
    gap: 0.5rem;
}

/* Asset Modal Styles */
.asset-preview {
    margin-top: 1rem;
    padding: 1rem;
    border: 2px dashed var(--border-color);
    border-radius: 0.5rem;
    background: var(--bg-light);
}

.preview-container {
    margin-top: 0.5rem;
    text-align: center;
}

.preview-container img {
    max-width: 100%;
    max-height: 200px;
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
}

/* Asset Details Modal */
.asset-details-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    padding: 1.5rem;
}

.asset-details-preview {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-light);
    border-radius: 0.5rem;
    padding: 1.5rem;
    min-height: 300px;
}

.asset-details-preview img {
    max-width: 100%;
    max-height: 300px;
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
}

.asset-details-preview .file-icon {
    font-size: 5rem;
    color: var(--text-light);
}

.asset-details-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.asset-info-row {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.asset-info-row strong {
    color: var(--text-color);
    font-size: 0.875rem;
    font-weight: 600;
}

.asset-info-row span {
    color: var(--text-light);
    font-size: 0.875rem;
}

.url-container {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.url-container input {
    flex: 1;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    font-size: 0.75rem;
    background: var(--bg-light);
    font-family: monospace;
}

.modal-actions {
    display: flex;
    gap: 0.75rem;
    justify-content: flex-end;
    padding: 1.5rem;
    border-top: 1px solid var(--border-color);
}

/* File type icons */
.file-icon:before {
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
}

.file-icon-pdf:before { content: "\f1c1"; color: #dc3545; }
.file-icon-doc:before { content: "\f1c2"; color: #0d6efd; }
.file-icon-zip:before { content: "\f1c6"; color: #ffc107; }
.file-icon-video:before { content: "\f03d"; color: #fd7e14; }
.file-icon-audio:before { content: "\f1c7"; color: #20c997; }
.file-icon-image:before { content: "\f1c5"; color: #0dcaf0; }
.file-icon-default:before { content: "\f15b"; color: var(--text-light); }

/* Empty State */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-light);
}

.empty-state h3 {
    margin-bottom: 1rem;
    color: var(--text-color);
    font-weight: 600;
}

.empty-state p {
    margin-bottom: 1.5rem;
}

/* Toast */
.toast {
    position: fixed;
    top: 1.5rem;
    right: 1.5rem;
    background: var(--bg-white);
    color: var(--text-color);
    padding: 1rem 1.5rem;
    border-radius: 0.75rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    transform: translateX(400px);
    transition: transform 0.3s ease;
    z-index: 3000;
    min-width: 300px;
    max-width: 400px;
}

.toast.show {
    transform: translateX(0);
}

.toast.success {
    border-color: var(--success-color);
    background: #f0fdf4;
    color: #166534;
}

.toast.error {
    border-color: var(--danger-color);
    background: #fef2f2;
    color: #dc2626;
}

.toast-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.toast-close {
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 0.25rem;
    transition: background-color 0.2s ease;
}

.toast-close:hover {
    background: rgba(0, 0, 0, 0.1);
}

/* Loader Styles */
.loader-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.loader-overlay.show {
    opacity: 1;
    visibility: visible;
}

.loader-content {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-lg);
    text-align: center;
    max-width: 300px;
    width: 90%;
}

.loader-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-color);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loader-text {
    color: var(--text-color);
    font-size: 14px;
    font-weight: 500;
    margin: 0;
}

/* Button loading states */
.btn.loading {
    position: relative;
    pointer-events: none;
    opacity: 0.7;
}

.btn.loading::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 16px;
    margin-top: -8px;
    margin-left: -8px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.btn.loading .btn-text {
    opacity: 0;
}

/* Widget Editor Styles */
.editor-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-white);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border-radius: 1rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.editor-header h2 {
    margin: 0;
    color: var(--text-color);
    font-weight: 600;
}

.editor-actions {
    display: flex;
    gap: 0.75rem;
}

.editor-controls {
    display: flex;
    gap: 1.5rem;
    background: var(--bg-white);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border-radius: 1rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.editor-controls .form-group {
    flex: 1;
    margin-bottom: 0;
    padding: 0;
}

.editor-container {
    background: var(--bg-white);
    border-radius: 1rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.editor-wrapper {
    padding: 1.5rem;
}

.editor-label-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.editor-wrapper label {
    margin: 0;
    color: var(--text-color);
    font-weight: 500;
}

.editor-toolbar {
    display: flex;
    gap: 0.5rem;
}

.editor-split-container {
    display: flex;
    min-height: 600px;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    overflow: hidden;
}

.editor-split-container.split-view .code-editor {
    width: 50%;
    border-right: 1px solid var(--border-color);
}

.editor-split-container.split-view .resizer {
    width: 4px;
    background: var(--border-color);
    cursor: col-resize;
    position: relative;
    display: flex !important;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s ease;
    z-index: 100;
}

.editor-split-container.split-view .resizer:hover {
    background: var(--primary-color);
}

.resizer-line {
    width: 2px;
    height: 40px;
    background: var(--text-light);
    border-radius: 2px;
    transition: background-color 0.2s ease;
}

.editor-split-container.split-view .resizer:hover .resizer-line {
    background: white;
}

.resizer-active {
    background: var(--primary-color) !important;
}

.resizer-active .resizer-line {
    background: white !important;
}

.editor-split-container.split-view .preview-panel {
    width: calc(50% - 4px);
    display: flex !important;
    flex-direction: column;
}

.preview-panel {
    background: var(--bg-light);
    border-left: 1px solid var(--border-color);
}

.preview-header-split {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
}

.preview-header-split h4 {
    margin: 0;
    color: var(--text-color);
    font-size: 0.875rem;
    font-weight: 500;
}

.preview-content-split {
    flex: 1;
    padding: 1rem;
    overflow: auto;
    background: white;
}

.code-editor {
    border: none;
    border-radius: 0;
    overflow: hidden;
    position: relative;
    min-height: 600px;
    flex: 1;
}

.editor-split-container:not(.split-view) .code-editor {
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
}

/* Floating toolbar for fullscreen */
.floating-toolbar {
    position: absolute;
    top: 1rem;
    right: 1rem;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(10px);
    padding: 0.5rem;
}

.floating-toolbar-content {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.floating-toolbar.show-fullscreen {
    display: block !important;
    position: fixed !important;
    top: 1rem !important;
    right: 1rem !important;
    z-index: 2001 !important;
}

.floating-toolbar .btn {
    padding: 0.5rem;
    margin: 0;
    font-size: 0.75rem;
    border: 1px solid var(--border-color);
    background: white;
    color: var(--text-color);
    border-radius: 0.375rem;
}

.floating-toolbar .btn:hover {
    background: var(--bg-light);
}

.floating-toolbar .btn.split-active {
    background: var(--success-color);
    color: white;
    border-color: var(--success-color);
}

.floating-toolbar .btn.fullscreen-active {
    background: var(--danger-color);
    color: white;
    border-color: var(--danger-color);
}

/* CodeMirror Styles */
.code-editor .CodeMirror {
    height: 600px;
    font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
    font-size: 14px;
    line-height: 1.5;
}

.code-editor .CodeMirror-focused {
    border-color: var(--primary-color);
}

.code-editor .CodeMirror-linenumber {
    color: var(--text-light);
    padding: 0 0.5rem;
}

.code-editor .CodeMirror-gutters {
    background: var(--bg-light);
    border-right: 1px solid var(--border-color);
}

.code-editor .CodeMirror-foldgutter {
    width: 16px;
}

.code-editor .CodeMirror-foldmarker {
    color: var(--primary-color);
    text-shadow: none;
    font-family: monospace;
}

/* Fullscreen support */
.editor-split-container.fullscreen-mode {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    height: 100vh !important;
    width: 100vw !important;
    z-index: 2000 !important;
    background: white !important;
    border: none !important;
    border-radius: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
}

.editor-split-container.fullscreen-mode.split-view .code-editor {
    width: 50% !important;
    height: 100vh !important;
    border-right: 1px solid var(--border-color) !important;
}

.editor-split-container.fullscreen-mode.split-view .resizer {
    width: 4px !important;
    height: 100vh !important;
    display: flex !important;
    z-index: 1000 !important;
}

.editor-split-container.fullscreen-mode.split-view .preview-panel {
    width: calc(50% - 4px) !important;
    height: 100vh !important;
    display: flex !important;
    flex-direction: column !important;
    border-left: 1px solid var(--border-color) !important;
}

.editor-split-container.fullscreen-mode.split-view .code-editor .CodeMirror {
    height: 100vh !important;
}

.editor-split-container.fullscreen-mode:not(.split-view) .code-editor .CodeMirror {
    height: 100vh !important;
}

.editor-split-container.fullscreen-mode.split-view .preview-panel .preview-content-split {
    height: calc(100vh - 60px) !important;
    overflow: auto !important;
}

.editor-split-container.fullscreen-mode.split-view .preview-panel .preview-header-split {
    height: 60px !important;
    min-height: 60px !important;
    max-height: 60px !important;
}

/* Preview Modal */
.preview-content {
    padding: 1.5rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    margin: 1rem 1.5rem;
    background: var(--bg-light);
    overflow: auto;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .sidebar {
        width: 280px;
        transform: translateX(-100%);
    }
    
    .sidebar.collapsed {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .sidebar.collapsed + .main-content {
        margin-left: 80px;
    }
    
    .dashboard-sections {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .top-header {
        padding: 1rem;
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }
    
    .page-content {
        padding: 1rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 1rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .modal-content {
        width: 95%;
        margin: 1rem;
    }
    
    .client-actions,
    .widget-actions {
        flex-direction: column;
    }
    
    .widget-list-item {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .assets-controls {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }
    
    .assets-controls select,
    .view-controls,
    .assets-controls .btn {
        width: 100%;
    }
    
    .view-controls {
        justify-content: center;
    }
    
    .assets-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 1rem;
    }
    
    .asset-details-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .asset-details-preview {
        min-height: 200px;
    }
    
    .modal-actions {
        flex-direction: column;
    }
    
    .editor-controls {
        flex-direction: column;
        gap: 1rem;
    }
    
    .editor-actions {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .editor-actions .btn {
        width: 100%;
    }
    
    .code-editor .CodeMirror {
        height: 400px;
    }
    
    .editor-split-container {
        min-height: 500px;
    }
    
    .editor-split-container.split-view {
        flex-direction: column;
    }
    
    .editor-split-container.split-view .code-editor {
        width: 100%;
        height: 250px;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
    
    .editor-split-container.split-view .resizer {
        width: 100%;
        height: 4px;
        cursor: row-resize;
    }
    
    .editor-split-container.split-view .preview-panel {
        width: 100%;
        height: 250px;
        border-left: none;
        border-top: 1px solid var(--border-color);
    }
    
    .editor-split-container.split-view .code-editor .CodeMirror {
        height: 250px;
    }
    
    .editor-split-container.fullscreen-mode.split-view {
        flex-direction: column !important;
    }
    
    .editor-split-container.fullscreen-mode.split-view .code-editor {
        width: 100% !important;
        height: 50vh !important;
        border-right: none !important;
        border-bottom: 1px solid var(--border-color) !important;
    }
    
    .editor-split-container.fullscreen-mode.split-view .resizer {
        width: 100% !important;
        height: 4px !important;
        cursor: row-resize !important;
    }
    
    .editor-split-container.fullscreen-mode.split-view .preview-panel {
        width: 100% !important;
        height: calc(50vh - 4px) !important;
        border-left: none !important;
        border-top: 1px solid var(--border-color) !important;
    }
    
    .editor-split-container.fullscreen-mode.split-view .code-editor .CodeMirror {
        height: 50vh !important;
    }
    
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.show {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
}

/* Sidebar mobile overlay */
@media (max-width: 1024px) {
    .sidebar-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.5);
        z-index: 999;
        display: none;
    }
    
    .sidebar-overlay.show {
        display: block;
    }
}

/* Loading States */
.loading {
    text-align: center;
    padding: 2rem;
    color: var(--text-light);
}

.loading::after {
    content: '';
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid var(--border-color);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-left: 0.5rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Smooth transitions */
* {
    transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, opacity 0.2s ease;
}

/* Focus styles for accessibility */
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
a:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* User role badges */
.role-badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    margin-right: 0.5rem;
}

.role-admin {
    background: #dcfdf4;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.role-client {
    background: #fef3c7;
    color: #92400e;
    border: 1px solid #fcd34d;
}

.client-badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    background: var(--bg-light);
    color: var(--text-color);
    border: 1px solid var(--border-color);
}

.client-meta {
    margin-top: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

/* User details in sidebar */
.user-details {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.user-name {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.9);
    margin-right: 0.5rem;
}

#logout-btn {
    padding: 0.25rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.8);
    border-radius: 0.25rem;
    transition: all 0.2s ease;
    min-width: auto;
}

#logout-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}