Refactor UI color constants for Mechanical Furnace and related widgets

Author: RoboXGamer

src/main/java/net/roboxgamer/modernutils/client/screen/MechanicalFurnaceScreen.java

@@ -317,11 +317,11 @@ protected void renderBg(@NotNull GuiGraphics guiGraphics, float partialTick, int
     int y = this.topPos;
 
     // Draw main background
-    guiGraphics.fill(x, y, x + imageWidth, y + imageHeight, 0xFF1F1F1F);
+    guiGraphics.fill(x, y, x + imageWidth, y + imageHeight, Constants.Colors.BACKGROUND_MAIN);
 
     // Draw furnace area background
     guiGraphics.fill(x + CONTAINER_PADDING, y + TITLE_HEIGHT, x + imageWidth - CONTAINER_PADDING,
-                     y + imageHeight - CONTAINER_PADDING, 0xFF2F2F2F);
+                     y + imageHeight - CONTAINER_PADDING, Constants.Colors.BACKGROUND_SECONDARY);
   }
 
   @Override

src/main/java/net/roboxgamer/modernutils/client/screen/widgets/FuelGaugeWidget.java

@@ -1,6 +1,7 @@
 package net.roboxgamer.modernutils.client.screen.widgets;
 
 import net.minecraft.client.gui.GuiGraphics;
+import net.roboxgamer.modernutils.util.Constants;
 import net.minecraft.client.gui.components.AbstractWidget;
 import net.minecraft.client.gui.narration.NarrationElementOutput;
 import net.minecraft.client.gui.narration.NarratedElementType;
@@ -28,18 +29,18 @@ public void renderWidget(GuiGraphics guiGraphics, int mouseX, int mouseY, float
         if (!fuelSupplier.hasFuel()) return;
 
         // Draw fuel background
-        guiGraphics.fill(getX(), getY(), getX() + width, getY() + height, 0xFF3F3F3F);
+        guiGraphics.fill(getX(), getY(), getX() + width, getY() + height, Constants.Colors.FUEL_BACKGROUND);
 
         // Draw fuel level
         int fuelLevel = fuelSupplier.getFuelLevel();
         if (fuelLevel > 0) {
             int fuelHeight = Mth.ceil((fuelLevel / 100f) * height);
-            guiGraphics.fill(getX(), getY() + height - fuelHeight, 
-                getX() + width, getY() + height, 0xFFFF8000);
+            guiGraphics.fill(getX(), getY() + height - fuelHeight,
+                getX() + width, getY() + height, Constants.Colors.FUEL_FILL);
         }
 
         // Draw border
-        drawBorder(guiGraphics, getX(), getY(), width, height, 0xFF4F4F4F, 0xFF1F1F1F);
+        drawBorder(guiGraphics, getX(), getY(), width, height, Constants.Colors.BORDER_LIGHT, Constants.Colors.BORDER_DARK);
 
         // Render tooltip if hovered
         if (isHovered() && fuelSupplier.hasFuel()) {

src/main/java/net/roboxgamer/modernutils/client/screen/widgets/ProgressArrowWidget.java

@@ -1,6 +1,7 @@
 package net.roboxgamer.modernutils.client.screen.widgets;
 
 import net.minecraft.client.gui.GuiGraphics;
+import net.roboxgamer.modernutils.util.Constants;
 import net.minecraft.client.gui.components.AbstractWidget;
 import net.minecraft.client.gui.narration.NarrationElementOutput;
 import net.minecraft.client.gui.narration.NarratedElementType;
@@ -26,18 +27,18 @@ public ProgressArrowWidget(int x, int y, ProgressSupplier progressSupplier) {
     @Override
     public void renderWidget(GuiGraphics guiGraphics, int mouseX, int mouseY, float partialTick) {
         // Draw progress background
-        guiGraphics.fill(getX(), getY(), getX() + width, getY() + height, 0xFF3F3F3F);
+        guiGraphics.fill(getX(), getY(), getX() + width, getY() + height, Constants.Colors.PROGRESS_BACKGROUND);
 
         // Draw progress bar from top to bottom
         int progress = progressSupplier.getProgress();
         if (progress > 0) {
             int progressHeight = Mth.ceil((progress / 100f) * height);
-            guiGraphics.fill(getX(), getY(), 
-                getX() + width, getY() + progressHeight, 0xFF00FF00);
+            guiGraphics.fill(getX(), getY(),
+                getX() + width, getY() + progressHeight, Constants.Colors.PROGRESS_FILL);
         }
 
         // Draw border
-        drawBorder(guiGraphics, getX(), getY(), width, height, 0xFF4F4F4F, 0xFF1F1F1F);
+        drawBorder(guiGraphics, getX(), getY(), width, height, Constants.Colors.BORDER_LIGHT, Constants.Colors.BORDER_DARK);
 
         // Render tooltip if hovered
         if (isHovered()) {

src/main/java/net/roboxgamer/modernutils/client/screen/widgets/SlotWidget.java

@@ -1,6 +1,7 @@
 package net.roboxgamer.modernutils.client.screen.widgets;
 
 import net.minecraft.client.gui.GuiGraphics;
+import net.roboxgamer.modernutils.util.Constants;
 import net.minecraft.client.gui.components.AbstractWidget;
 import net.minecraft.client.gui.narration.NarrationElementOutput;
 import net.minecraft.client.gui.narration.NarratedElementType;
@@ -28,10 +29,10 @@ public void onClick(double mouseX, double mouseY) {
     @Override
     public void renderWidget(GuiGraphics guiGraphics, int mouseX, int mouseY, float partialTick) {
         // Draw slot background
-        guiGraphics.fill(getX(), getY(), getX() + width, getY() + height, 0xFF2F2F2F);
+        guiGraphics.fill(getX(), getY(), getX() + width, getY() + height, Constants.Colors.SLOT_BACKGROUND);
 
         // Draw 3D border effect
-        drawBorder(guiGraphics, getX(), getY(), width, height, 0xFF4F4F4F, 0xFF1F1F1F);
+        drawBorder(guiGraphics, getX(), getY(), width, height, Constants.Colors.BORDER_LIGHT, Constants.Colors.BORDER_DARK);
     }
 
     private void drawBorder(GuiGraphics guiGraphics, int x, int y, int width, int height, int lightColor, int darkColor) {

src/main/java/net/roboxgamer/modernutils/util/Constants.java

@@ -8,6 +8,21 @@
 import net.minecraft.world.item.crafting.*;
 
 public class Constants {
+  public static final class Colors {
+    public static final int BACKGROUND_SECONDARY = 0xFFDDE5EB;     // Light grayish-blue (main container)
+    public static final int BACKGROUND_MAIN = 0xFFECEFF1; // Lighter grayish-blue (inner area)
+    public static final int SLOT_BACKGROUND = 0xFFCED8E0;     // Slightly darker grayish-blue (slot background)
+    
+    public static final int PROGRESS_BACKGROUND = 0xFFCED8E0; // Slightly darker grayish-blue for progress background
+    public static final int PROGRESS_FILL = 0xFF66BB6A;       // Muted Green for progress bar
+    
+    public static final int FUEL_BACKGROUND = 0xFFCED8E0;     // Slightly darker grayish-blue for fuel background
+    public static final int FUEL_FILL = 0xFFFF7043;          // Muted Orange for fuel gauge
+    
+    public static final int BORDER_LIGHT = 0xFFB0BEC5;        // Lighter grayish-blue border
+    public static final int BORDER_DARK = 0xFFA1ACB3;         // Darker grayish-blue border
+  }
+
   public static final Class<?>[] MECHANICAL_CRAFTER_SPECIAL_RECIPES = new Class<?>[]{
       TippedArrowRecipe.class,
       FireworkRocketRecipe.class,