diff --git a/src/main.cpp b/src/main.cpp
index a4d0e15..9503899 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -13,6 +13,9 @@
 #include "rlgl.h"
 
 #define CHUNK_SIZE 32
+#ifndef PI
+#define PI 3.1415926535f
+#endif
 #define CHUNK_HEIGHT 128
 #define RENDER_DISTANCE 1 // 3x3 chunks visible for performance
 
@@ -1260,11 +1263,11 @@ int main(void)
                 // --- PLAYER NAME POPUP (IF MISSING) ---
                 if (playerName == "") {
                     DrawRectangle(0, 0, currentWidth, currentHeight, (Color){ 0, 0, 0, 200 });
-                    int pw = 400, ph = 200;
-                    Rectangle pBox = { (float)currentWidth/2 - pw/2, (float)currentHeight/2 - ph/2, (float)pw, (float)ph };
-                    DrawRectangleRec(pBox, (Color){ 40, 40, 40, 255 });
-                    DrawRectangleLinesEx(pBox, 2.0f, WHITE);
-                    DrawTextEx(customFont, "Enter Your Name", (Vector2){ pBox.x + 20, pBox.y + 20 }, 24, 1.0f, WHITE);
+                    int nw = 400, nh = 200;
+                    Rectangle nBox = { (float)currentWidth/2 - nw/2, (float)currentHeight/2 - nh/2, (float)nw, (float)nh };
+                    DrawRectangleRec(nBox, (Color){ 40, 40, 40, 255 });
+                    DrawRectangleLinesEx(nBox, 2.0f, WHITE);
+                    DrawTextEx(customFont, "Enter Your Name", (Vector2){ nBox.x + 20, nBox.y + 20 }, 24, 1.0f, WHITE);
                     
                     static char inputName[32] = {0};
                     int c = GetCharPressed();
@@ -1281,8 +1284,8 @@ int main(void)
                         if (len > 0) inputName[len-1] = '\0';
                     }
                     
-                    DrawRectangle(pBox.x + 20, pBox.y + 60, pw - 40, 40, BLACK);
-                    DrawTextEx(customFont, inputName, (Vector2){ pBox.x + 30, pBox.y + 70 }, 20, 1.0f, WHITE);
+                    DrawRectangle(nBox.x + 20, nBox.y + 60, nw - 40, 40, BLACK);
+                    DrawTextEx(customFont, inputName, (Vector2){ nBox.x + 30, nBox.y + 70 }, 20, 1.0f, WHITE);
                     
                     if (IsKeyPressed(KEY_ENTER) && strlen(inputName) > 0) {
                         playerName = inputName;