es()).padStart(2, '0');
            const seconds = String(date.getSeconds()).padStart(2, '0');
            return `${year}-${month}-${day}T${hours}:${minutes}:${seconds}`;
        }
        
        document.addEventListener('DOMContentLoaded', async function () {
            const content = `
                <div class="guide-container">
                    <div class="guide-timeline" id="timeline"></div>
                    <div class="guide-content">
                        <div class="guide-stations" i