document.addEventListener('DOMContentLoaded', () => {
    // Initialize tooltips
    const tooltipElements = document.querySelectorAll('[data-tooltip]');
    
    tooltipElements.forEach(el => {
        const tooltipText = el.getAttribute('data-tooltip');
        const tooltip = document.createElement('div');
        tooltip.className = 'hidden bg-gray-800 text-white text-xs rounded py-1 px-2 absolute z-10';
        tooltip.textContent = tooltipText;
        el.appendChild(tooltip);
        
        el.addEventListener('mouseenter', () => {
            tooltip.classList.remove('hidden');
            tooltip.classList.add('block');
        });
        
        el.addEventListener('mouseleave', () => {
            tooltip.classList.remove('block');
            tooltip.classList.add('hidden');
        });
    });
    
    // Demo mode toggle
    const demoBtn = document.querySelector('#demo-btn');
    if (demoBtn) {
        demoBtn.addEventListener('click', () => {
            document.body.classList.toggle('demo-mode');
        });
    }
});