Scroll: Up/Down for previous/next day, Left/Right to change months
Click: Click any day to add an event
Touch: Swipe vertically for days, horizontally for months
Long Press: On mobile, long press events to show action buttons
Focus: Days with blue outline show keyboard focus
Today: Current day highlighted with gradient border
Events: Click existing events to edit them
Mobile Events: Each event shows Edit and Delete buttons on mobile
Enter Key: In new event dialog saves event, in edit dialog deletes event