</div>
    <!-- /.content-wrapper -->

    <!-- Footer -->
    <footer class="footer bg-white text-center py-3 mt-5">
        <div class="container">
            <span class="text-muted">Copyright &copy; Popular Computer Institute <?php echo date('Y'); ?></span>
        </div>
    </footer>

    <!-- Bootstrap 5 JS -->
    <script src="https://cdn.jsdelivr.net/npm/@popperjs/[email protected]/dist/umd/popper.min.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/js/bootstrap.min.js"></script>
    
    <!-- Custom JS -->
    <script>
        document.addEventListener('DOMContentLoaded', function() {
            // Sidebar toggler
            const sidebarToggler = document.getElementById('sidebarToggler');
            const sidebar = document.getElementById('sidebar');
            const mainContent = document.getElementById('mainContent');
            
            if (sidebarToggler) {
                sidebarToggler.addEventListener('click', function() {
                    sidebar.classList.toggle('collapsed');
                    mainContent.classList.toggle('expanded');
                    
                    // Save state to localStorage for persistence
                    localStorage.setItem('sidebarCollapsed', sidebar.classList.contains('collapsed'));
                });
            }
            
            // Apply saved state
            const sidebarCollapsed = localStorage.getItem('sidebarCollapsed') === 'true';
            if (sidebarCollapsed) {
                sidebar.classList.add('collapsed');
                mainContent.classList.add('expanded');
            }
            
            // Initialize tooltips if Bootstrap 5 is available
            if (typeof bootstrap !== 'undefined' && bootstrap.Tooltip) {
                const tooltipTriggerList = [].slice.call(document.querySelectorAll('[data-bs-toggle="tooltip"]'));
                tooltipTriggerList.map(function (tooltipTriggerEl) {
                    return new bootstrap.Tooltip(tooltipTriggerEl);
                });
            }
            
            // Handle dropdown toggle
            const dropdownToggleList = [].slice.call(document.querySelectorAll('.sidebar-dropdown .nav-link'));
            dropdownToggleList.map(function (dropdownToggle) {
                // Add hover functionality for collapsed mode
                const dropdownItem = dropdownToggle.closest('.sidebar-dropdown');
                if (dropdownItem) {
                    const submenuId = dropdownToggle.getAttribute('href');
                    if (submenuId && submenuId.charAt(0) === '#') {
                        const submenu = document.querySelector(submenuId);
                        
                        // Show submenu on hover when sidebar is collapsed
                        dropdownItem.addEventListener('mouseenter', function() {
                            if (sidebar.classList.contains('collapsed')) {
                                if (submenu) {
                                    submenu.classList.add('show');
                                    submenu.classList.add('hover-show');
                                }
                            }
                        });
                        
                        // Hide submenu when mouse leaves
                        dropdownItem.addEventListener('mouseleave', function() {
                            if (sidebar.classList.contains('collapsed')) {
                                if (submenu) {
                                    submenu.classList.remove('show');
                                    submenu.classList.remove('hover-show');
                                }
                            }
                        });
                    }
                }
                
                // Handle click for normal mode
                dropdownToggle.addEventListener('click', function(e) {
                    const submenuId = this.getAttribute('href');
                    if (submenuId && submenuId.charAt(0) === '#') {
                        e.preventDefault();
                        
                        // If sidebar is collapsed, don't do anything on click
                        // Let the hover effect handle it
                        if (sidebar.classList.contains('collapsed')) {
                            return;
                        }
                        
                        const submenu = document.querySelector(submenuId);
                        if (submenu) {
                            submenu.classList.toggle('show');
                            this.setAttribute('aria-expanded', submenu.classList.contains('show'));
                        }
                    }
                });
            });
            
            // Configure sidebar behavior on smaller screens
            const handleResize = () => {
                if (window.innerWidth < 992 && !sidebar.classList.contains('collapsed')) {
                    sidebar.classList.add('collapsed');
                    mainContent.classList.add('expanded');
                }
            };
            
            // Initial check
            handleResize();
            
            // Add resize event listener
            window.addEventListener('resize', handleResize);
        });
    </script>
</body>
</html>