function renderTimeV1Timeline(entries) {
            const timeline = document.getElementById('timeTimelineColumns');
            const unplaced = document.getElementById('timeUnplacedEntries');
            const activeBanner = document.getElementById('timeActiveBanner');
            const activeBannerText = document.getElementById('timeActiveBannerText');
            if (!timeline || !unplaced) return;

            const active = (entries || []).find((entry) => entry.aktiv_timer && !entry.slut_tid);
            if (active) {
                activeBanner.classList.remove('d-none');
                activeBannerText.textContent = `Aktiv på ${active.user_name || 'ukendt bruger'}: ${active.description || 'uden beskrivelse'}`;
            } else {
                activeBanner.classList.add('d-none');
            }

            const unplacedEntries = (entries || []).filter((entry) => entry.ikke_placeret || (!entry.start_tid && !entry.slut_tid));
            if (!unplacedEntries.length) {
                unplaced.innerHTML = '<div class="text-muted small">Ingen entries uden tidspunkter.</div>';
            } else {
                unplaced.innerHTML = unplacedEntries.map((entry) => {
                    return `
                        <div class="border rounded p-2 mb-2">
                            <div class="small fw-semibold">${entry.description || 'Uden beskrivelse'}</div>
                            <div class="small text-muted">${minutesToLabel(entry.faktisk_tid_min || Math.round((entry.original_hours || 0) * 60))}</div>
                            <div class="mt-1">${timeStatusBadge(entry.entry_status || 'afventer')}</div>
                        </div>
                    `;
                }).join('');
            }

            if (!entries || !entries.length) {
                timeline.innerHTML = '<div class="text-muted text-center py-3">Ingen tidsregistreringer endnu.</div>';
                return;
            }

            const grouped = {};
            (entries || []).forEach((entry) => {
                const key = `${entry.medarbejder_id || 0}:${entry.user_name || 'Ukendt bruger'}`;
                if (!grouped[key]) grouped[key] = [];
                grouped[key].push(entry);
            });

            if (!entries || !entries.length) {
                timeline.innerHTML = '<div class="text-muted text-center py-3">Ingen tidsregistreringer endnu.</div>';
                return;
            }

            timeline.innerHTML = Object.entries(grouped).map(([key, rows]) => {
                const userName = key.split(':')[1] || 'Ukendt bruger';
                const sortedRows = [...rows].sort((a, b) => {
                    const aDate = new Date(a.start_tid || a.slut_tid || a.worked_date || a.created_at || 0).getTime();
                    const bDate = new Date(b.start_tid || b.slut_tid || b.worked_date || b.created_at || 0).getTime();
                    return bDate - aDate;
                }