increase window and info panel size for graphical rendering

src/main.cpp

@@ -31,7 +31,7 @@ void print_startup_info(const ProgramArgs* args) {
 }
 
 void run_gui_simulation(SimulationState* sim) {
-    init_renderer(1280, 720, "Orbital Mechanics Simulation");
+    init_renderer(1600, 900, "Orbital Mechanics Simulation");
 
     RenderState render_state;
     setup_camera(&render_state);

src/renderer.cpp

@@ -400,7 +400,7 @@ void render_simulation(SimulationState* sim, RenderState* render_state) {
 // Render simulation information overlay
 void render_info(SimulationState* sim) {
     // Panel dimensions
-    int panel_width = 200;
+    int panel_width = 300;
     int panel_height = 300;
     int panel_x = 10;
     int panel_y = GetScreenHeight() - panel_height - 10;