🖱 Gestures & editing
• Double-click empty area → new card
• Double-click title → rename (Enter / Esc)
• Drag background → pan · Scroll → zoom to cursor
• Shift + drag on empty → selection (marquee)
• Ctrl/⌘ + click → (de)select · Drag multiple → move group
• Release → snap to grid (Ctrl/⌘ = SNAP OFF)
• Shift + click between 2 → connect · Esc → cancel linking/clear
🗑 Delete
• Alt inside canvas → delete mode
• Alt + click on card/edge → delete (confirms)
• Del / Backspace → delete selection
📹 Camera
• − / + / Fit / Reset-view
📁 File
• Export / Import JSON · or drag a .json to open it
💾 Auto-save
• Your work is saved in this browser on this route.
• It persists on reload, but is not a cloud backup.
• For a permanent copy, use Export JSON.
🧹 Clear
• Clear-Storage deletes what's saved here and resets.
ℹ️ On page load
• If there's saved work, it restores automatically.
• You can also load a starter .json.
👁 HUD
• At the top you see the zoom level and if snap is disabled (SNAP OFF).