Done · Web Demo (mock data, resets on refresh)

Calendar
· Tap an event → details / log
· Drag an event → move (15-min snap)
· Drag the top/bottom handle → resize
· Long-press an event 1s → quick menu (or right-click)
· Hold at the left/right edge while dragging → change day
· Drag near top/bottom → auto-scroll
· Drag on empty space → new event (snaps to neighbours)
· Swipe / trackpad swipe / ← → → change day
· Pinch / ⌘+scroll / trackpad pinch → zoom
· Pull down at the top → reminders panel
· Long-press the date → jump to now; tap → date picker
· Swipe the week strip → change week

Wanna
· Swipe left → schedule / delete · swipe right → indent
· Long-press, then drag → reorder

Report swipe left/right to change week
Sheets drag the top down → dismiss

On touch devices, dragging needs a long-press first (0.35s to move, 0.5s to create), just like the app. With a mouse you can drag right away.