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

    // Security status check
    checkSecurityStatus();
});

function showTooltip(e) {
    const tooltipText = e.target.getAttribute('data-tooltip');
    const tooltip = document.createElement('div');
    tooltip.className = 'absolute z-50 px-3 py-2 text-sm bg-gray-800 rounded-md shadow-lg';
    tooltip.textContent = tooltipText;
    tooltip.style.top = `${e.clientY + 10}px`;
    tooltip.style.left = `${e.clientX + 10}px`;
    tooltip.id = 'current-tooltip';
    document.body.appendChild(tooltip);
}

function hideTooltip() {
    const tooltip = document.getElementById('current-tooltip');
    if (tooltip) tooltip.remove();
}

function checkSecurityStatus() {
    // In a real app, this would verify cryptographic handshakes
    console.log('Security systems nominal - PQC protocols active');
}