diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0218551..e5fed2f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -117,9 +117,39 @@ set(DEBUG_SOURCES
 find_package(SDL3 REQUIRED CONFIG REQUIRED COMPONENTS SDL3)
 message(STATUS "SDL3 encontrado: ${SDL3_INCLUDE_DIRS}")
 
+# --- SHADER COMPILATION ---
+find_program(GLSLC_EXE NAMES glslc)
+
+set(SHADER_VERT_SRC "${CMAKE_SOURCE_DIR}/data/shaders/postfx.vert")
+set(SHADER_FRAG_SRC "${CMAKE_SOURCE_DIR}/data/shaders/postfx.frag")
+set(SHADER_VERT_H   "${CMAKE_SOURCE_DIR}/source/core/rendering/sdl3gpu/postfx_vert_spv.h")
+set(SHADER_FRAG_H   "${CMAKE_SOURCE_DIR}/source/core/rendering/sdl3gpu/postfx_frag_spv.h")
+
+if(GLSLC_EXE)
+    add_custom_command(
+        OUTPUT  "${SHADER_VERT_H}" "${SHADER_FRAG_H}"
+        COMMAND "${CMAKE_SOURCE_DIR}/tools/shaders/compile_spirv.sh"
+        DEPENDS "${SHADER_VERT_SRC}" "${SHADER_FRAG_SRC}"
+        WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
+        COMMENT "Compilando shaders SPIR-V..."
+    )
+    add_custom_target(shaders DEPENDS "${SHADER_VERT_H}" "${SHADER_FRAG_H}")
+    message(STATUS "glslc encontrado: shaders se compilarán automáticamente")
+else()
+    message(STATUS "glslc no encontrado - usando headers SPIR-V precompilados")
+    if(NOT EXISTS "${SHADER_VERT_H}" OR NOT EXISTS "${SHADER_FRAG_H}")
+        message(WARNING "glslc no disponible y headers SPIR-V no encontrados. Ejecuta tools/shaders/compile_spirv.sh manualmente.")
+    endif()
+endif()
+
 # --- 2. AÑADIR EJECUTABLE ---
 add_executable(${PROJECT_NAME} ${APP_SOURCES} ${RENDERING_SOURCES})
 
+# Shaders deben compilarse antes que el ejecutable (si glslc disponible)
+if(GLSLC_EXE)
+    add_dependencies(${PROJECT_NAME} shaders)
+endif()
+
 # Añadir fuentes de debug solo en modo Debug
 target_sources(${PROJECT_NAME} PRIVATE $<$<CONFIG:Debug>:${DEBUG_SOURCES}>)
 
@@ -233,11 +263,17 @@ set_target_properties(pack_tool PROPERTIES
     RUNTIME_OUTPUT_DIRECTORY ${CMAKE_SOURCE_DIR}/tools/pack_resources
 )
 
-add_custom_target(pack
-    COMMAND ${CMAKE_SOURCE_DIR}/tools/pack_resources/pack_tool
-            ${CMAKE_SOURCE_DIR}/data
-            ${CMAKE_SOURCE_DIR}/resources.pack
-    DEPENDS pack_tool
-    WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+file(GLOB_RECURSE DATA_FILES "${CMAKE_SOURCE_DIR}/data/*")
+
+add_custom_command(
+    OUTPUT  "${CMAKE_SOURCE_DIR}/resources.pack"
+    COMMAND $<TARGET_FILE:pack_tool>
+            "${CMAKE_SOURCE_DIR}/data"
+            "${CMAKE_SOURCE_DIR}/resources.pack"
+    DEPENDS pack_tool ${DATA_FILES}
+    WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
     COMMENT "Generando resources.pack desde data/..."
 )
+
+add_custom_target(pack DEPENDS "${CMAKE_SOURCE_DIR}/resources.pack")
+add_dependencies(${PROJECT_NAME} pack)