document.addEventListener('DOMContentLoaded', function() {
    // Sidebar toggle
    const sidebar = document.getElementById('sidebar');
    const sidebarToggle = document.getElementById('sidebarToggle');
    const sidebarOverlay = document.getElementById('sidebarOverlay');

    if (sidebarToggle) {
        sidebarToggle.addEventListener('click', function() {
            sidebar.classList.toggle('sidebar--open');
            sidebarOverlay.classList.toggle('active');
            document.body.classList.toggle('sidebar-open');
        });
    }

    if (sidebarOverlay) {
        sidebarOverlay.addEventListener('click', function() {
            sidebar.classList.remove('sidebar--open');
            sidebarOverlay.classList.remove('active');
            document.body.classList.remove('sidebar-open');
        });
    }

    // Confirm delete actions
    document.querySelectorAll('[data-confirm]').forEach(function(el) {
        el.addEventListener('click', function(e) {
            if (!confirm(this.dataset.confirm)) {
                e.preventDefault();
            }
        });
    });

    // Auto-dismiss alerts after 5 seconds
    document.querySelectorAll('.alert--dismissible').forEach(function(alert) {
        setTimeout(function() {
            alert.style.opacity = '0';
            alert.style.transform = 'translateY(-10px)';
            setTimeout(function() { alert.remove(); }, 300);
        }, 5000);
    });

    // Table search filter
    var searchInput = document.getElementById('tableSearch');
    if (searchInput) {
        searchInput.addEventListener('input', function() {
            var query = this.value.toLowerCase();
            var table = document.querySelector('.admin-table');
            if (!table) return;
            var rows = table.querySelectorAll('tbody tr');
            rows.forEach(function(row) {
                var text = row.textContent.toLowerCase();
                row.style.display = text.includes(query) ? '' : 'none';
            });
        });
    }
});