diff --git a/source/define_buttons.cpp b/source/define_buttons.cpp
index 2a5971a..256f833 100644
--- a/source/define_buttons.cpp
+++ b/source/define_buttons.cpp
@@ -28,13 +28,14 @@ DefineButtons::DefineButtons()
     config.border_color = Color{100, 150, 200, 255};  // Borde azul claro
     config.title_color = Color{100, 150, 200, 255};   // Titulo azul claro
     config.text_color = Color{220, 220, 220, 255};    // Texto gris claro
-    config.padding = 15.0f;
-    config.line_spacing = 5.0f;
+    config.padding = 15.0F;
+    config.line_spacing = 5.0F;
     config.title_separator_spacing = 15;
-    config.min_width = 250.0f;
-    config.text_safety_margin = 15.0f;
+    config.min_width = 250.0F;
+    config.text_safety_margin = 15.0F;
     config.min_width = 100;
     config.min_height = 32;
+    config.animation_duration = 0.5F;
 
     auto text_renderer = Resource::get()->getText("04b_25_flat");
     window_message_ = std::make_unique<WindowMessage>(
@@ -157,8 +158,6 @@ void DefineButtons::checkEnd() {
         if (window_message_) {
             window_message_->clearTexts();
             window_message_->addText(Lang::getText("[DEFINE_BUTTONS] CONFIGURATION_COMPLETE"));
-            //window_message_->autoSize();
-            //window_message_->centerOnScreen();
         }
 
         // Se deshabilitará desde el ServiceMenu después de un breve delay
diff --git a/source/ui/service_menu.h b/source/ui/service_menu.h
index 1c1f8d9..1ec6857 100644
--- a/source/ui/service_menu.h
+++ b/source/ui/service_menu.h
@@ -55,7 +55,6 @@ class ServiceMenu {
         void adjustOption(bool adjust_up);
         void selectOption();
         void moveBack();
-        void checkEvents(const SDL_Event &event);  // Nuevo método para eventos
 
         // --- Método para manejar eventos (llamado desde GlobalEvents) ---
         void handleEvent(const SDL_Event &event);
diff --git a/source/ui/window_message.cpp b/source/ui/window_message.cpp
index c26183f..8423dc7 100644
--- a/source/ui/window_message.cpp
+++ b/source/ui/window_message.cpp
@@ -35,48 +35,53 @@ void WindowMessage::render() {
                           config_.border_color.b, config_.border_color.a);
     SDL_RenderRect(renderer, &rect_);
 
-    float current_y = rect_.y + config_.padding;
-    float available_width = getAvailableTextWidth();
+    // Solo mostrar contenido si no estamos en animación de show/hide
+    if (shouldShowContent()) {
+        float current_y = rect_.y + config_.padding;
+        float available_width = getAvailableTextWidth();
 
-    // Dibujar título si existe
-    if (!title_.empty()) {
-        std::string visible_title = getTruncatedText(title_, available_width);
-        text_renderer_->writeStyle(
-            rect_.x + rect_.w / 2.0f,
-            current_y,
-            visible_title,
-            title_style_);
-        current_y += text_renderer_->getCharacterSize() + config_.title_separator_spacing;
+        // Dibujar título si existe
+        if (!title_.empty()) {
+            std::string visible_title = getTruncatedText(title_, available_width);
+            if (!visible_title.empty()) {
+                text_renderer_->writeStyle(
+                    rect_.x + rect_.w / 2.0f,
+                    current_y,
+                    visible_title,
+                    title_style_);
+            }
+            current_y += text_renderer_->getCharacterSize() + config_.title_separator_spacing;
 
-        // Línea separadora debajo del título (solo si hay título visible)
-        if (!visible_title.empty()) {
-            SDL_SetRenderDrawColor(renderer, config_.border_color.r, config_.border_color.g, 
-                                  config_.border_color.b, config_.border_color.a);
-            SDL_RenderLine(renderer,
-                rect_.x + config_.padding,
-                current_y - config_.title_separator_spacing / 2.0f,
-                rect_.x + rect_.w - config_.padding,
-                current_y - config_.title_separator_spacing / 2.0f);
+            // Línea separadora debajo del título (solo si hay título visible)
+            if (!visible_title.empty()) {
+                SDL_SetRenderDrawColor(renderer, config_.border_color.r, config_.border_color.g, 
+                                      config_.border_color.b, config_.border_color.a);
+                SDL_RenderLine(renderer,
+                    rect_.x + config_.padding,
+                    current_y - config_.title_separator_spacing / 2.0f,
+                    rect_.x + rect_.w - config_.padding,
+                    current_y - config_.title_separator_spacing / 2.0f);
+            }
         }
-    }
 
-    // Dibujar textos
-    for (const auto& text : texts_) {
-        std::string visible_text = getTruncatedText(text, available_width);
-        if (!visible_text.empty()) {
-            text_renderer_->writeStyle(
-                rect_.x + rect_.w / 2.0f,
-                current_y,
-                visible_text,
-                text_style_);
+        // Dibujar textos
+        for (const auto& text : texts_) {
+            std::string visible_text = getTruncatedText(text, available_width);
+            if (!visible_text.empty()) {
+                text_renderer_->writeStyle(
+                    rect_.x + rect_.w / 2.0f,
+                    current_y,
+                    visible_text,
+                    text_style_);
+            }
+            current_y += text_renderer_->getCharacterSize() + config_.line_spacing;
         }
-        current_y += text_renderer_->getCharacterSize() + config_.line_spacing;
     }
 }
 
 void WindowMessage::update() {
-    // Actualizar animación de redimensionado
-    if (resize_animation_.active) {
+    // Actualizar animaciones
+    if (show_hide_animation_.active || resize_animation_.active) {
         // Aquí necesitarías el delta_time del game loop
         // Por ahora usamos un valor fijo, pero idealmente se pasaría como parámetro
         float delta_time = 1.0f / 60.0f; // Asumiendo 60 FPS
@@ -85,12 +90,37 @@ void WindowMessage::update() {
 }
 
 void WindowMessage::show() {
-    ensureTextFits();
+    if (visible_) {
+        return; // Ya visible
+    }
+    
     visible_ = true;
+    ensureTextFits();
+    
+    // Detener cualquier animación anterior
+    resize_animation_.stop();
+    
+    // Iniciar animación de mostrar desde tamaño 0
+    show_hide_animation_.startShow(rect_.w, rect_.h);
+    rect_.w = 0.0f;
+    rect_.h = 0.0f;
+    updatePosition(); // Reposicionar con tamaño 0
 }
 
 void WindowMessage::hide() {
-    visible_ = false;
+    if (!visible_) {
+        return; // Ya oculto
+    }
+    
+    // Detener cualquier animación anterior
+    resize_animation_.stop();
+    
+    // Guardar el tamaño actual para la animación
+    show_hide_animation_.target_width = rect_.w;
+    show_hide_animation_.target_height = rect_.h;
+    
+    // Iniciar animación de ocultar hacia tamaño 0
+    show_hide_animation_.startHide();
 }
 
 void WindowMessage::setTitle(const std::string& title) {
@@ -137,6 +167,10 @@ void WindowMessage::centerOnScreen() {
 }
 
 void WindowMessage::autoSize() {
+    if (show_hide_animation_.active) {
+        return; // No redimensionar durante show/hide
+    }
+    
     if (resize_animation_.active) {
         resize_animation_.stop(); // Detener animación anterior
     }
@@ -263,13 +297,63 @@ void WindowMessage::triggerAutoResize() {
 }
 
 void WindowMessage::updateAnimation(float delta_time) {
+    if (show_hide_animation_.active) {
+        updateShowHideAnimation(delta_time);
+    }
+    
+    if (resize_animation_.active) {
+        updateResizeAnimation(delta_time);
+    }
+}
+
+void WindowMessage::updateShowHideAnimation(float delta_time) {
+    if (!show_hide_animation_.active) {
+        return;
+    }
+    
+    show_hide_animation_.elapsed += delta_time;
+    
+    if (show_hide_animation_.isFinished(config_.animation_duration)) {
+        // Animación terminada
+        if (show_hide_animation_.type == ShowHideAnimation::Type::SHOWING) {
+            // Mostrar completado
+            rect_.w = show_hide_animation_.target_width;
+            rect_.h = show_hide_animation_.target_height;
+        } else if (show_hide_animation_.type == ShowHideAnimation::Type::HIDING) {
+            // Ocultar completado
+            rect_.w = 0.0f;
+            rect_.h = 0.0f;
+            visible_ = false;
+        }
+        
+        show_hide_animation_.stop();
+        updatePosition();
+    } else {
+        // Interpolar el tamaño
+        float progress = easeOut(show_hide_animation_.getProgress(config_.animation_duration));
+        
+        if (show_hide_animation_.type == ShowHideAnimation::Type::SHOWING) {
+            // Crecer desde 0 hasta el tamaño objetivo
+            rect_.w = show_hide_animation_.target_width * progress;
+            rect_.h = show_hide_animation_.target_height * progress;
+        } else if (show_hide_animation_.type == ShowHideAnimation::Type::HIDING) {
+            // Decrecer desde el tamaño actual hasta 0
+            rect_.w = show_hide_animation_.target_width * (1.0f - progress);
+            rect_.h = show_hide_animation_.target_height * (1.0f - progress);
+        }
+        
+        updatePosition(); // Mantener la posición centrada durante la animación
+    }
+}
+
+void WindowMessage::updateResizeAnimation(float delta_time) {
     if (!resize_animation_.active) {
         return;
     }
     
     resize_animation_.elapsed += delta_time;
     
-    if (resize_animation_.isFinished()) {
+    if (resize_animation_.isFinished(config_.animation_duration)) {
         // Animación terminada
         rect_.w = resize_animation_.target_width;
         rect_.h = resize_animation_.target_height;
@@ -277,7 +361,7 @@ void WindowMessage::updateAnimation(float delta_time) {
         updatePosition();
     } else {
         // Interpolar el tamaño
-        float progress = easeOut(resize_animation_.getProgress());
+        float progress = easeOut(resize_animation_.getProgress(config_.animation_duration));
         
         rect_.w = resize_animation_.start_width + 
                  (resize_animation_.target_width - resize_animation_.start_width) * progress;
@@ -288,6 +372,11 @@ void WindowMessage::updateAnimation(float delta_time) {
     }
 }
 
+auto WindowMessage::shouldShowContent() const -> bool {
+    // No mostrar contenido durante animaciones de show/hide
+    return !show_hide_animation_.active;
+}
+
 auto WindowMessage::easeOut(float t) const -> float {
     // Función de suavizado ease-out cuadrática
     return 1.0f - (1.0f - t) * (1.0f - t);
diff --git a/source/ui/window_message.h b/source/ui/window_message.h
index b89aef5..d67d7e7 100644
--- a/source/ui/window_message.h
+++ b/source/ui/window_message.h
@@ -37,6 +37,9 @@ class WindowMessage {
             // Margen de seguridad para texto
             float text_safety_margin; // Margen extra para evitar texto cortado
             
+            // Animaciones
+            float animation_duration; // Duración en segundos para todas las animaciones
+            
             // Constructor con valores por defecto
             Config() 
                 : bg_color{40, 40, 60, 220}
@@ -51,6 +54,7 @@ class WindowMessage {
                 , max_width_ratio{0.8f}
                 , max_height_ratio{0.8f}
                 , text_safety_margin{20.0f}
+                , animation_duration{0.3f}
             {}
         };
 
@@ -68,6 +72,8 @@ class WindowMessage {
         void show();
         void hide();
         [[nodiscard]] auto isVisible() const -> bool { return visible_; }
+        [[nodiscard]] auto isFullyVisible() const -> bool { return visible_ && !show_hide_animation_.active; }
+        [[nodiscard]] auto isAnimating() const -> bool { return resize_animation_.active || show_hide_animation_.active; }
 
         // Configuración de contenido
         void setTitle(const std::string& title);
@@ -128,7 +134,6 @@ class WindowMessage {
             bool active = false;
             float start_width, start_height;
             float target_width, target_height;
-            float duration = 0.3f; // segundos
             float elapsed = 0.0f;
             
             void start(float from_w, float from_h, float to_w, float to_h) {
@@ -145,15 +150,53 @@ class WindowMessage {
                 elapsed = 0.0f;
             }
             
-            [[nodiscard]] auto isFinished() const -> bool {
+            [[nodiscard]] auto isFinished(float duration) const -> bool {
                 return elapsed >= duration;
             }
             
-            [[nodiscard]] auto getProgress() const -> float {
+            [[nodiscard]] auto getProgress(float duration) const -> float {
                 return std::min(elapsed / duration, 1.0f);
             }
         } resize_animation_;
 
+        // Animación de mostrar/ocultar
+        struct ShowHideAnimation {
+            enum class Type { NONE, SHOWING, HIDING };
+            
+            Type type = Type::NONE;
+            bool active = false;
+            float target_width, target_height; // Tamaño final al mostrar
+            float elapsed = 0.0f;
+            
+            void startShow(float to_w, float to_h) {
+                type = Type::SHOWING;
+                target_width = to_w;
+                target_height = to_h;
+                elapsed = 0.0f;
+                active = true;
+            }
+            
+            void startHide() {
+                type = Type::HIDING;
+                elapsed = 0.0f;
+                active = true;
+            }
+            
+            void stop() {
+                type = Type::NONE;
+                active = false;
+                elapsed = 0.0f;
+            }
+            
+            [[nodiscard]] auto isFinished(float duration) const -> bool {
+                return elapsed >= duration;
+            }
+            
+            [[nodiscard]] auto getProgress(float duration) const -> float {
+                return std::min(elapsed / duration, 1.0f);
+            }
+        } show_hide_animation_;
+
         // Estilos
         Text::Style title_style_;
         Text::Style text_style_;
@@ -165,6 +208,8 @@ class WindowMessage {
         void ensureTextFits(); // Verifica y ajusta para que todo el texto sea visible
         void triggerAutoResize(); // Inicia redimensionado automático si está habilitado
         void updateAnimation(float delta_time); // Actualiza la animación de redimensionado
+        void updateShowHideAnimation(float delta_time); // Actualiza la animación de mostrar/ocultar
+        void updateResizeAnimation(float delta_time); // Actualiza la animación de redimensionado
         
         // Función de suavizado (ease-out)
         [[nodiscard]] auto easeOut(float t) const -> float;
@@ -172,6 +217,7 @@ class WindowMessage {
         // Métodos para manejo de texto durante animación
         [[nodiscard]] auto getTruncatedText(const std::string& text, float available_width) const -> std::string;
         [[nodiscard]] auto getAvailableTextWidth() const -> float;
+        [[nodiscard]] auto shouldShowContent() const -> bool; // Si mostrar el contenido (texto, líneas, etc.)
         
         [[nodiscard]] auto calculateContentHeight() const -> float;
         [[nodiscard]] auto calculateContentWidth() const -> float;