cleaner clickgui panels

- solid panel body instead of see-through gray, 1px dark frame around
  each panel and a drop shadow behind it
- accent color line separating header from body
- text shadows on all gui text (panel titles, buttons, hud editor labels)

src/main/java/cc/fros/features/gui/Widget.java

@@ -2,6 +2,7 @@ package cc.fros.features.gui;
 
 import cc.fros.util.render.FrosFont;
 
+import cc.fros.Fros;
 import cc.fros.features.Feature;
 import cc.fros.features.gui.items.Item;
 import cc.fros.features.gui.items.buttons.Button;
@@ -52,11 +53,30 @@ public class Widget
         this.context = context;
         this.drag(mouseX, mouseY);
         float totalItemHeight = this.open ? this.getTotalItemHeight() - 2.0f : 0.0f;
-        int color = ClickGuiModule.getInstance().topColor.getValue().getRGB();
-        context.fill(this.x, this.y - 1, this.x + this.width, this.y + this.height - 6, ClickGuiModule.getInstance().rainbow.getValue() ? ColorUtil.rainbow(ClickGuiModule.getInstance().rainbowHue.getValue()).getRGB() : color);
+        boolean rainbow = ClickGuiModule.getInstance().rainbow.getValue();
+        int headerColor = rainbow
+                ? ColorUtil.rainbow(ClickGuiModule.getInstance().rainbowHue.getValue()).getRGB()
+                : ClickGuiModule.getInstance().topColor.getValue().getRGB();
+        int accent = rainbow
+                ? ColorUtil.rainbow(ClickGuiModule.getInstance().rainbowHue.getValue()).getRGB()
+                : Fros.colorManager.getColorAsInt();
+
+        int headerTop = this.y - 1;
+        int headerBottom = this.y + this.height - 6;
+        int panelBottom = this.open ? Math.round(this.y + this.height + totalItemHeight) : headerBottom;
+
+        // drop shadow behind the whole panel
+        context.fill(this.x + 2, headerTop + 2, this.x + this.width + 2, panelBottom + 2, 0x50000000);
+
+        context.fill(this.x, headerTop, this.x + this.width, headerBottom, headerColor);
         if (this.open) {
-            RenderUtil.rect(context, this.x, (float) this.y + 12.5f, this.x + this.width, (float) (this.y + this.height) + totalItemHeight, 0x77000000);
+            RenderUtil.rect(context, this.x, headerBottom, this.x + this.width, panelBottom, 0xE6141414);
         }
+
+        // frame the panel and separate the header with an accent line
+        RenderUtil.rect(context, this.x, headerTop, this.x + this.width, panelBottom, 0x99000000, 1.0f);
+        context.fill(this.x, headerBottom - 1, this.x + this.width, headerBottom, accent);
+
         drawString(this.getName(), (float) this.x + 3.0f, (float) this.y - 4.0f - (float) FrosGui.getClickGui().getTextOffset(), -1);
         ScissorUtil.enable(context, x, 0, x + width, mc.getWindow().getGuiScaledHeight());
 
@@ -195,6 +215,6 @@ public class Widget
     }
 
     protected void drawString(String text, double x, double y, int color) {
-        FrosFont.draw(context, text, (int) x, (int) y, color);
+        FrosFont.draw(context, text, (int) x, (int) y, color, true);
     }
 }

src/main/java/cc/fros/features/gui/items/Item.java

@@ -80,7 +80,7 @@ public class Item
     }
 
     protected void drawString(GuiGraphics context, String text, double x, double y, int color) {
-        FrosFont.draw(context, text, (int) x, (int) y, color);
+        FrosFont.draw(context, text, (int) x, (int) y, color, true);
     }
 
     public boolean isHovering(int mouseX, int mouseY) {

src/main/java/cc/fros/features/modules/client/HudModule.java

@@ -100,7 +100,7 @@ public abstract class HudModule extends Module {
                 textX = x - 5 - textWidth;
             }
             FrosFont.draw(e.getContext(), getName(),
-                    (int) textX, (int) (y + height / 2f - textHeight / 2f), -1);
+                    (int) textX, (int) (y + height / 2f - textHeight / 2f), -1, true);
             HudEditorScreen.getInstance().anyHover = true;
         }