document.addEventListener('DOMContentLoaded', function() {
    const banners = document.querySelectorAll('.banner');
    
    banners.forEach(banner => {
        banner.addEventListener('mouseenter', () => {
            banner.style.animationPlayState = 'paused';
        });
        
        banner.addEventListener('mouseleave', () => {
            banner.style.animationPlayState = 'running';
        });
    });
    
    // 节日日期检测自动显示
    const holidayDates = ['10-01', '09-29']; // 国庆和中秋
    const today = new Date();
    const monthDay = `${String(today.getMonth() + 1).padStart(2, '0')}-${String(today.getDate()).padStart(2, '0')}`;
    
    if(holidayDates.includes(monthDay)) {
        banners.forEach(banner => banner.style.display = 'block');
    }
});