// Shared functions across modules
document.addEventListener('DOMContentLoaded', () => {
    // Initialize tooltips
    const tooltipTriggers = document.querySelectorAll('[data-tooltip]');
    
    tooltipTriggers.forEach(trigger => {
        trigger.addEventListener('mouseenter', showTooltip);
        trigger.addEventListener('mouseleave', hideTooltip);
    });

    // Smooth scrolling for anchor links
    document.querySelectorAll('a[href^="#"]').forEach(anchor => {
        anchor.addEventListener('click', function (e) {
            e.preventDefault();
            document.querySelector(this.getAttribute('href')).scrollIntoView({
                behavior: 'smooth'
            });
        });
    });
});

function showTooltip(e) {
    const tooltipText = this.getAttribute('data-tooltip');
    const tooltip = document.createElement('div');
    tooltip.className = 'absolute bg-gray-800 text-white text-sm px-2 py-1 rounded whitespace-nowrap z-50';
    tooltip.textContent = tooltipText;
    
    document.body.appendChild(tooltip);
    
    const rect = this.getBoundingClientRect();
    tooltip.style.top = `${rect.top - tooltip.offsetHeight - 5}px`;
    tooltip.style.left = `${rect.left + rect.width / 2 - tooltip.offsetWidth / 2}px`;
    
    this.tooltip = tooltip;
}

function hideTooltip() {
    if (this.tooltip) {
        this.tooltip.remove();
    }
}

// Module navigation handler
function navigateToModule(moduleId) {
    // This would be enhanced in a multi-page app
    alert(`Navigating to ${moduleId} - in a complete app this would load the module content`);
}