diff --git a/main.c b/main.c
index 04652e2..55d8613 100644
--- a/main.c
+++ b/main.c
@@ -20,7 +20,7 @@
 
 #define MAIN_LOOP_SLEEP 10U                 // Main loop delay in ms
 #define BUTTON_LONG_PRESS_DURATION_MS 1000U // Long press threshold
-#define BUTTON_SHORT_PRESS_DURATION_MS 100U // Short press threshold
+#define BUTTON_SHORT_PRESS_DURATION_MS 50U  // Short press threshold
 #define BUTTON_IGNORE_DURATION_MS 2000U     // Time button ignored after long press
 #define BUTTON_CONFIRMATION_BLINK_LOOPS 10U // Blink animation for confirmation
 #define BUTTON_CONFIRMATION_BLINK_DURATION_MS 50U
@@ -30,8 +30,8 @@
 
 typedef enum _Mode
 {
-    ANIMATION,
-    STATIC_GLOW,
+    ANIMATION_BLINK,
+    ANIMATION_GLOW,
     STATIC_FULL,
     MAX_COUNT,
 } eMode;
@@ -39,11 +39,13 @@ typedef enum _Mode
 /** Global flags */
 volatile bool bLedEnabled = true;
 volatile bool bBtnLongPressed = false;
-volatile eMode eModeCurrent = ANIMATION;
+volatile eMode eModeCurrent = ANIMATION_BLINK;
 
 // Forward declarations
 static inline void toggleMode(void);
-void blinkLed(bool resetCounters);
+void ledAnimationBlink(bool resetCounters);
+void ledAnimationGlow(void);
+void ledStaticFull(void);
 static inline void leds_off(void);
 static inline void leds_on(void);
 static void battery_level_indicator(void);
@@ -68,7 +70,7 @@ int main(void)
     battery_level_indicator(); // TODO: Implement
 
     bool bLedEnabledOld = bLedEnabled;
-    eModeCurrent = ANIMATION;
+    eModeCurrent = ANIMATION_BLINK;
 
     while (true)
     {
@@ -117,14 +119,14 @@ int main(void)
             {
                 switch (eModeCurrent)
                 {
-                case ANIMATION:
-                    blinkLed(false); // run normal blink
+                case ANIMATION_BLINK:
+                    ledAnimationBlink(false); // run normal blink
                     break;
-                case STATIC_GLOW:
-                    blinkLed(false); // run normal blink
+                case ANIMATION_GLOW:
+                    ledAnimationGlow();
                     break;
                 case STATIC_FULL:
-                    blinkLed(false); // run normal blink
+                    ledStaticFull();
                     break;
                 default:
                     break;
@@ -247,7 +249,7 @@ ISR(PORTA_PORT_vect)
  *   18: all off, wait 250 ms → restart
  * Special: every 3rd cycle, all LEDs ON for 250 ms
  */
-void blinkLed(bool resetCounters)
+void ledAnimationBlink(bool resetCounters)
 {
     const uint8_t T50 = MS_TO_TICKS(50);
     const uint8_t T100 = MS_TO_TICKS(100);
@@ -367,3 +369,51 @@ void blinkLed(bool resetCounters)
         break;
     }
 }
+
+/**
+ * @brief All LEDs with static full power
+ */
+void ledStaticFull(void)
+{
+    leds_on();
+}
+
+/**
+ * @brief Outer LEDs with glow animation
+ */
+void ledAnimationGlow(void)
+{
+    static uint8_t brightness = 0;
+    static int8_t direction = 1;
+    static uint8_t pwm_counter = 0;
+
+    pwm_counter++;
+
+    if (pwm_counter >= 100)
+    {
+        pwm_counter = 0;
+
+        // Update brightness level
+        brightness += direction;
+
+        if (brightness >= 100)
+        {
+            brightness = 100;
+            direction = -1;
+        }
+        else if (brightness == 0)
+        {
+            direction = 1;
+        }
+    }
+
+    // Software PWM: compare pwm_counter with brightness
+    if (pwm_counter < brightness)
+    {
+        VPORTA.OUT |= (PA1_SET_MASK | PA3_SET_MASK);
+    }
+    else
+    {
+        VPORTA.OUT &= ~(PA1_SET_MASK | PA3_SET_MASK);
+    }
+}
\ No newline at end of file