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

:root {
    --primary-color: #3498db;
    --secondary-color: #2c3e50;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
    --info-color: #17a2b8;
    --light-color: #ecf0f1;
    --dark-color: #2c3e50;
    --gray-color: #95a5a6;
    --border-radius: 8px;
    --box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

html {
    font-size: 16px;
}

body {
    font-family: 'Noto Sans Arabic', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--light-color);
    color: #333;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background-color: var(--secondary-color);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: var(--transition);
}

.loading-spinner {
    text-align: center;
    color: white;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
    margin: 0 auto 20px;
}

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

/* System Notifications */
.system-notifications {
    position: fixed;
    top: 20px;
    left: 20px;
    z-index: 1000;
    max-width: 400px;
}

.notification {
    background: white;
    padding: 15px;
    margin-bottom: 10px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    border-right: 4px solid var(--primary-color);
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateX(-100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.notification.success { border-right-color: var(--success-color); }
.notification.warning { border-right-color: var(--warning-color); }
.notification.error { border-right-color: var(--danger-color); }

/* Offline Indicator */
.offline-indicator {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: var(--danger-color);
    color: white;
    padding: 10px 15px;
    border-radius: var(--border-radius);
    display: none;
    align-items: center;
    gap: 10px;
    z-index: 1000;
    box-shadow: var(--box-shadow);
}

/* App Container */
.app-container {
    display: flex;
    min-height: 100vh;
    background-color: var(--light-color);
}

/* Sidebar */
.sidebar {
    width: 250px;
    background-color: var(--secondary-color);
    color: white;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.sidebar.collapsed {
    width: 70px;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

.logo-text {
    font-size: 1.2rem;
    font-weight: bold;
}

.sidebar-toggle {
    background: none;
    border: none;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    padding: 5px;
}

/* Sidebar Menu */
.sidebar-menu {
    flex: 1;
    padding: 20px 0;
    overflow-y: auto;
}

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

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

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

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

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

.menu-link i {
    width: 24px;
    text-align: center;
    margin-left: 10px;
}

.menu-text {
    flex: 1;
}

.menu-badge {
    background-color: var(--danger-color);
    color: white;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 0.8rem;
    min-width: 20px;
    text-align: center;
}

.menu-divider {
    height: 1px;
    background-color: rgba(255, 255, 255, 0.1);
    margin: 15px 20px;
}

/* Sidebar Footer */
.sidebar-footer {
    padding: 15px 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 10px;
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.user-info {
    display: flex;
    flex-direction: column;
}

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

.user-role {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.7);
}

.btn-logout {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 5px;
}

.btn-logout:hover {
    color: white;
}

/* Main Content */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* Top Bar */
.top-bar {
    background-color: white;
    padding: 15px 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--box-shadow);
    z-index: 100;
}

.top-bar-left {
    display: flex;
    align-items: center;
    gap: 20px;
}

.btn-menu-toggle {
    background: none;
    border: none;
    font-size: 1.2rem;
    color: var(--dark-color);
    cursor: pointer;
    padding: 5px;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 10px;
}

.breadcrumb-item {
    color: var(--gray-color);
}

.breadcrumb-item.active {
    color: var(--primary-color);
    font-weight: bold;
}

.breadcrumb-item::after {
    content: '/';
    margin-right: 10px;
}

.breadcrumb-item:last-child::after {
    content: '';
}

/* Top Bar Right */
.top-bar-right {
    display: flex;
    align-items: center;
    gap: 15px;
}

.search-container {
    position: relative;
}

.search-input {
    padding: 8px 40px 8px 15px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    width: 250px;
    transition: var(--transition);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}

.search-btn {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--gray-color);
    cursor: pointer;
}

/* Notifications Dropdown */
.notifications-dropdown {
    position: relative;
}

.btn-notifications {
    position: relative;
    background: none;
    border: none;
    font-size: 1.2rem;
    color: var(--dark-color);
    cursor: pointer;
    padding: 8px;
}

.notification-count {
    position: absolute;
    top: 0;
    left: 0;
    background-color: var(--danger-color);
    color: white;
    font-size: 0.7rem;
    padding: 2px 6px;
    border-radius: 10px;
    min-width: 18px;
    text-align: center;
}

.notifications-menu {
    position: absolute;
    top: 100%;
    left: 0;
    width: 350px;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    display: none;
    z-index: 1000;
}

.notifications-menu.show {
    display: block;
}

.notifications-header {
    padding: 15px;
    border-bottom: 1px solid #eee;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.btn-mark-all-read {
    background: none;
    border: none;
    color: var(--primary-color);
    cursor: pointer;
    font-size: 0.9rem;
}

.notifications-list {
    max-height: 300px;
    overflow-y: auto;
}

.notification-item {
    padding: 12px 15px;
    border-bottom: 1px solid #eee;
    display: flex;
    gap: 10px;
    transition: var(--transition);
}

.notification-item:hover {
    background-color: #f9f9f9;
}

.notification-item.unread {
    background-color: #f0f7ff;
}

.notification-icon {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background-color: var(--light-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
}

.notification-content {
    flex: 1;
}

.notification-title {
    font-weight: bold;
    margin-bottom: 5px;
}

.notification-time {
    font-size: 0.8rem;
    color: var(--gray-color);
}

.notifications-footer {
    padding: 15px;
    text-align: center;
    border-top: 1px solid #eee;
}

.view-all {
    color: var(--primary-color);
    text-decoration: none;
}

/* Quick Actions */
.quick-actions-dropdown {
    position: relative;
}

.btn-quick-actions {
    background: none;
    border: none;
    font-size: 1.2rem;
    color: var(--dark-color);
    cursor: pointer;
    padding: 8px;
}

.quick-actions-menu {
    position: absolute;
    top: 100%;
    left: 0;
    width: 200px;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    display: none;
    z-index: 1000;
}

.quick-actions-menu.show {
    display: block;
}

.quick-action-item {
    width: 100%;
    padding: 12px 15px;
    border: none;
    background: none;
    text-align: right;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition);
}

.quick-action-item:hover {
    background-color: #f9f9f9;
}

/* Theme Toggle */
.btn-theme-toggle {
    background: none;
    border: none;
    font-size: 1.2rem;
    color: var(--dark-color);
    cursor: pointer;
    padding: 8px;
}

/* Content Sections */
.content-sections {
    flex: 1;
    padding: 25px;
    overflow-y: auto;
    background-color: #f5f7fa;
}

.content-section {
    display: none;
}

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

/* Section Header */
.section-header {
    background-color: white;
    padding: 20px;
    border-radius: var(--border-radius);
    margin-bottom: 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--box-shadow);
}

.header-content {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.section-title {
    font-size: 1.5rem;
    color: var(--dark-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.section-subtitle {
    color: var(--gray-color);
}

.header-actions {
    display: flex;
    gap: 10px;
    align-items: center;
}

/* Statistics Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 25px;
}

.stat-card {
    background-color: white;
    padding: 25px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: white;
}

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

.stat-content {
    flex: 1;
}

.stat-title {
    font-size: 0.9rem;
    color: var(--gray-color);
    margin-bottom: 5px;
}

.stat-numbers {
    display: flex;
    align-items: baseline;
    gap: 10px;
    margin-bottom: 5px;
}

.stat-main {
    font-size: 2rem;
    font-weight: bold;
    color: var(--dark-color);
}

.stat-change {
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 3px;
}

.stat-change.positive { color: var(--success-color); }
.stat-change.negative { color: var(--danger-color); }

.stat-subtitle {
    font-size: 0.85rem;
    color: var(--gray-color);
}

/* Charts Grid */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 20px;
    margin-bottom: 25px;
}

.chart-container {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
}

.chart-header {
    padding: 20px;
    border-bottom: 1px solid #eee;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chart-title {
    font-size: 1.1rem;
    color: var(--dark-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.chart-actions {
    display: flex;
    gap: 5px;
}

.chart-action-btn {
    padding: 6px 12px;
    border: 1px solid #ddd;
    background: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 0.9rem;
    transition: var(--transition);
}

.chart-action-btn:hover {
    background-color: #f9f9f9;
}

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

.chart-body {
    padding: 20px;
    height: 300px;
}

/* Activity Grid */
.activity-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 20px;
    margin-bottom: 25px;
}

.activity-container,
.appointments-container {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
}

.activity-header,
.appointments-header {
    padding: 20px;
    border-bottom: 1px solid #eee;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.activity-title,
.appointments-title {
    font-size: 1.1rem;
    color: var(--dark-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-view-all {
    background: none;
    border: none;
    color: var(--primary-color);
    cursor: pointer;
    font-size: 0.9rem;
}

.activity-list,
.appointments-list {
    max-height: 300px;
    overflow-y: auto;
}

.activity-item,
.appointment-item {
    padding: 15px 20px;
    border-bottom: 1px solid #eee;
    display: flex;
    align-items: center;
    gap: 15px;
    transition: var(--transition);
}

.activity-item:hover,
.appointment-item:hover {
    background-color: #f9f9f9;
}

.activity-icon,
.appointment-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--light-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
}

.activity-content,
.appointment-content {
    flex: 1;
}

.activity-title-small,
.appointment-title {
    font-weight: bold;
    margin-bottom: 5px;
}

.activity-time,
.appointment-time {
    font-size: 0.8rem;
    color: var(--gray-color);
}

.activity-empty,
.appointments-empty {
    padding: 40px 20px;
    text-align: center;
    color: var(--gray-color);
}

.activity-empty i,
.appointments-empty i {
    font-size: 2rem;
    margin-bottom: 10px;
    color: #ddd;
}

/* Quick Stats */
.quick-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.quick-stat {
    background-color: white;
    padding: 20px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    gap: 15px;
    box-shadow: var(--box-shadow);
}

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

.quick-stat-content {
    display: flex;
    flex-direction: column;
}

.quick-stat-number {
    font-size: 1.8rem;
    font-weight: bold;
    color: var(--dark-color);
}

.quick-stat-label {
    font-size: 0.9rem;
    color: var(--gray-color);
}

/* Data Tables */
.data-table-container {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    margin-top: 25px;
}

.table-header {
    padding: 20px;
    border-bottom: 1px solid #eee;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.table-title {
    font-size: 1.1rem;
    color: var(--dark-color);
}

.table-actions {
    display: flex;
    gap: 10px;
}

.table-search {
    padding: 8px 15px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    width: 200px;
}

.table-wrapper {
    overflow-x: auto;
}

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

.data-table th {
    background-color: #f8f9fa;
    padding: 15px;
    text-align: right;
    font-weight: bold;
    color: var(--dark-color);
    border-bottom: 2px solid #eee;
}

.data-table td {
    padding: 12px 15px;
    border-bottom: 1px solid #eee;
    text-align: right;
}

.data-table tr:hover {
    background-color: #f9f9f9;
}

.table-pagination {
    padding: 15px 20px;
    border-top: 1px solid #eee;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.pagination-info {
    color: var(--gray-color);
    font-size: 0.9rem;
}

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

.pagination-btn {
    padding: 8px 12px;
    border: 1px solid #ddd;
    background: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
}

.pagination-btn:hover:not(:disabled) {
    background-color: #f9f9f9;
}

.pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

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

/* Forms */
.form-container {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 25px;
    margin-top: 25px;
}

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

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
    color: var(--dark-color);
}

.form-control {
    width: 100%;
    padding: 10px 15px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}

.form-text {
    font-size: 0.85rem;
    color: var(--gray-color);
    margin-top: 5px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.form-actions {
    display: flex;
    justify-content: flex-start;
    gap: 10px;
    margin-top: 25px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

/* Buttons */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

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

.btn-primary:hover {
    background-color: #2980b9;
}

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

.btn-secondary:hover {
    background-color: #7f8c8d;
}

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

.btn-success:hover {
    background-color: #219653;
}

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

.btn-danger:hover {
    background-color: #c0392b;
}

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

.btn-warning:hover {
    background-color: #e67e22;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.9rem;
}

.btn-lg {
    padding: 12px 24px;
    font-size: 1.1rem;
}

.btn-block {
    width: 100%;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Modals */
.modal {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    padding: 20px;
}

.modal.show {
    display: flex;
}

.modal-content {
    background-color: white;
    border-radius: var(--border-radius);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

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

.modal-title {
    font-size: 1.3rem;
    color: var(--dark-color);
}

.btn-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--gray-color);
    cursor: pointer;
    padding: 5px;
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    padding: 20px;
    border-top: 1px solid #eee;
    display: flex;
    justify-content: flex-start;
    gap: 10px;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: bold;
    text-align: center;
}

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

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

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

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

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

/* Alerts */
.alert {
    padding: 15px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    border-right: 4px solid;
}

.alert-success {
    background-color: #d4edda;
    border-color: var(--success-color);
    color: #155724;
}

.alert-warning {
    background-color: #fff3cd;
    border-color: var(--warning-color);
    color: #856404;
}

.alert-danger {
    background-color: #f8d7da;
    border-color: var(--danger-color);
    color: #721c24;
}

.alert-info {
    background-color: #d1ecf1;
    border-color: var(--info-color);
    color: #0c5460;
}

/* Status Indicators */
.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}

.status-active { background-color: var(--success-color); }
.status-pending { background-color: var(--warning-color); }
.status-inactive { background-color: var(--danger-color); }
.status-completed { background-color: var(--info-color); }

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .charts-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 992px) {
    .sidebar {
        position: fixed;
        right: -250px;
        top: 0;
        bottom: 0;
        z-index: 1000;
    }
    
    .sidebar.show {
        right: 0;
    }
    
    .sidebar.collapsed {
        right: -70px;
    }
    
    .main-content {
        margin-right: 0;
    }
    
    .stats-grid,
    .activity-grid,
    .quick-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .top-bar-right {
        display: none;
    }
    
    .section-header {
        flex-direction: column;
        gap: 15px;
        align-items: stretch;
    }
    
    .stats-grid,
    .activity-grid,
    .quick-stats {
        grid-template-columns: 1fr;
    }
    
    .charts-grid {
        grid-template-columns: 1fr;
    }
    
    .chart-body {
        height: 250px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .table-header {
        flex-direction: column;
        gap: 15px;
        align-items: stretch;
    }
    
    .table-actions {
        flex-direction: column;
    }
    
    .table-search {
        width: 100%;
    }
    
    .modal-content {
        margin: 10px;
    }
}