diff --git a/matrix.py b/matrix.py
index cf70396..1cb3093 100644
--- a/matrix.py
+++ b/matrix.py
@@ -39,6 +39,13 @@ except:
 # Number of views
 NUM_VIEWS = 3
 
+# View names (Spanish)
+VIEW_NAMES = {
+    0: "Principal",
+    1: "Discos",
+    2: "Fecha",
+}
+
 # Spanish day names fallback
 SPANISH_DAYS = {
     'Monday': 'Lunes', 'Tuesday': 'Martes', 'Wednesday': 'Miércoles',
@@ -84,6 +91,20 @@ def get_temperature_color(temp):
         return graphics.Color(255, 255, 255)
 
 
+def get_hdd_color(temp):
+    """Color for HDD temps: green <32, yellow 32-40, red >40."""
+    try:
+        temp_value = int(temp)
+        if temp_value < 32:
+            return graphics.Color(0, 255, 80)   # Green
+        elif temp_value <= 40:
+            return graphics.Color(255, 200, 0)  # Yellow
+        else:
+            return graphics.Color(255, 50, 50)  # Red
+    except:
+        return graphics.Color(255, 255, 255)
+
+
 def get_spanish_day(now):
     """Get day name in Spanish."""
     day_en = now.strftime("%A")
@@ -145,6 +166,7 @@ class Matrix64Display(SampleBase):
         if not self.button1.is_held:
             self.current_view = (self.current_view + 1) % NUM_VIEWS
             self.last_view_change = time.time()
+            self.show_feedback(VIEW_NAMES[self.current_view], 1.5)
             print(f"View: {self.current_view}")
     
     def on_button2_press(self):
@@ -152,6 +174,7 @@ class Matrix64Display(SampleBase):
         if not self.button2.is_held:
             self.current_view = (self.current_view - 1) % NUM_VIEWS
             self.last_view_change = time.time()
+            self.show_feedback(VIEW_NAMES[self.current_view], 1.5)
             print(f"View: {self.current_view}")
     
     def on_button_held(self):
@@ -212,8 +235,9 @@ class Matrix64Display(SampleBase):
         now = datetime.datetime.now()
         time_str = f"{now.hour:02d}:{now.minute:02d}:{now.second:02d}"
         
-        # Weather Icon (with animation offset)
-        anim_offset = (self.animation_frame % 4) - 2  # -2 to 1
+        # Weather Icon (with smooth sine wave animation)
+        import math
+        anim_offset = int(math.sin(self.animation_frame * 0.3) * 2)
         draw_weather_icon(canvas, anim_offset, 0, self.weather_desc)
         
         # Vertical separator
@@ -257,26 +281,26 @@ class Matrix64Display(SampleBase):
         time_color, humidity_color, hdd_color, label_color, line_color = colors
         
         # Title
-        graphics.DrawText(canvas, data_font, 4, 8, time_color, "HDD Temps")
+        graphics.DrawText(canvas, data_font, 4, 8, time_color, "Discos")
         graphics.DrawLine(canvas, 0, 10, 63, 10, line_color)
         
         if self.hdd_temps and len(self.hdd_temps) > 1:
             temps = [(i+1, int(t[0])) for i, t in enumerate(self.hdd_temps[1:7]) if t]
             
-            # Two columns: left (1-3), right (4-6)
+            # Two columns: left (1-3), right (4-6) with bigger font
             y = 20
             for idx, (num, temp_val) in enumerate(temps[:3]):
-                temp_color = get_temperature_color(temp_val)
-                graphics.DrawText(canvas, small_font, 2, y, label_color, f"{num}:")
-                graphics.DrawText(canvas, small_font, 12, y, temp_color, f"{temp_val}C")
-                y += 9
+                temp_color = get_hdd_color(temp_val)
+                graphics.DrawText(canvas, data_font, 0, y, label_color, f"{num}:")
+                graphics.DrawText(canvas, data_font, 14, y, temp_color, f"{temp_val}C")
+                y += 10
             
             y = 20
             for idx, (num, temp_val) in enumerate(temps[3:6]):
-                temp_color = get_temperature_color(temp_val)
-                graphics.DrawText(canvas, small_font, 34, y, label_color, f"{num}:")
-                graphics.DrawText(canvas, small_font, 44, y, temp_color, f"{temp_val}C")
-                y += 9
+                temp_color = get_hdd_color(temp_val)
+                graphics.DrawText(canvas, data_font, 34, y, label_color, f"{num}:")
+                graphics.DrawText(canvas, data_font, 48, y, temp_color, f"{temp_val}C")
+                y += 10
         
         # Auto-cycle indicator
         if self.auto_cycle:
@@ -299,8 +323,9 @@ class Matrix64Display(SampleBase):
         
         graphics.DrawLine(canvas, 0, 28, 63, 28, line_color)
         
-        # Weather icon with animation
-        anim_offset = (self.animation_frame % 4) - 2
+        # Weather icon with smooth animation
+        import math
+        anim_offset = int(math.sin(self.animation_frame * 0.3) * 2)
         draw_weather_icon(canvas, 4 + anim_offset, 32, self.weather_desc)
         
         # Temperature