#define LED_PIN 2  // Onboard LED

void setup() {
    pinMode(LED_PIN, OUTPUT);
    ledcSetup(0, 5000, 8);  // Channel 0, 5KHz, 8-bit resolution
    ledcAttachPin(LED_PIN, 0);  // Attach LED pin to channel 0
}

void loop() {
    // Dramatic fade in
    for(int i = 0; i < 255; i++) {
        ledcWrite(0, i);
        delay(5);  // Slow, dramatic rise
    }
    delay(200);  // Dramatic pause at peak brightness
    
    // Quick flash sequence
    for(int j = 0; j < 3; j++) {
        ledcWrite(0, 0);
        delay(50);
        ledcWrite(0, 255);
        delay(50);
    }
    
    // Dramatic fade out
    for(int i = 255; i >= 0; i--) {
        ledcWrite(0, i);
        delay(10);  // Slower, more dramatic fall
    }
    
    delay(500);  // Dramatic pause in darkness
}