1. Informational:  (Lowest urgency)

• Purpose: Just to inform the user, not demand immediate action.
• Pattern: Light, single buzz.
• Example: “Your statement is ready.”

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2. Success: (Positive, but not urgent)

• Purpose: Celebrate or confirm a positive outcome.
• Pattern: Short, uplifting double buzz.
• Example: “You’ve reached your savings goal.”

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3. Warning: (Medium urgency)

• Purpose: Draw attention, but not panic.
• Pattern: Gentle, noticeable pulse.
• Example: “You’ve used 90% of your budget.”

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4. Error: (High urgency)

• Purpose: Alert user immediately that something went wrong.
• Pattern: Firm, sharp thump or short repeating buzz.
• Example: “Payment failed.”

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5. Critical/Urgent: (Highest urgency)

• Purpose: Impossible to ignore, requires immediate action.
• Pattern: Strong, repeating vibration
• Example: “Suspicious login attempt detected.”

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