unsigned long pressStartTime = 0;  // Store time when button is pressed
bool buttonPressed = false;        // Track button press state

void setup() {
  pinMode(2, INPUT);    // Button pin
  pinMode(8, OUTPUT);   // LED 1 pin
  pinMode(9, OUTPUT);   // LED 2 pin
  pinMode(10, OUTPUT);  // LED 3 pin (optional for further timing control)
  
  digitalWrite(8, LOW);  // Ensure LED 1 is off initially
  digitalWrite(9, LOW);  // Ensure LED 2 is off initially
  digitalWrite(10, LOW); // Ensure LED 3 is off initially
}

void loop() {
  // Check if button is pressed and not already pressed before
  if (digitalRead(2) == HIGH && !buttonPressed) {
    pressStartTime = millis();  // Record time of press
    buttonPressed = true;       // Set button press state to true
  }

  if (buttonPressed) {
    // Turn on LED 1 after 1 second
    if (millis() - pressStartTime > 1000) {
      digitalWrite(8, HIGH);
    }

    // Turn on LED 2 after 3 seconds
    if (millis() - pressStartTime > 3000) {
      digitalWrite(9, HIGH);
    }

    // Turn on LED 3 after 5 seconds (optional)
    if (millis() - pressStartTime > 5000) {
      digitalWrite(10, HIGH);
    }

    // Reset if button is released
    if (digitalRead(2) == LOW) {
      buttonPressed = false;    // Reset button state
      digitalWrite(8, LOW);     // Turn off LED 1
      digitalWrite(9, LOW);     // Turn off LED 2
      digitalWrite(10, LOW);    // Turn off LED 3 (optional)
    }
  }
}