fixed menu

src/ui/MenuLayout.cpp

@@ -16,6 +16,30 @@ std::array<SDL_FRect, 5> computeMenuButtonRects(const MenuLayoutParams& p) {
     float btnCX = LOGICAL_W * 0.5f + contentOffsetX;
     float btnCY = LOGICAL_H * 0.86f + contentOffsetY + MENU_BTN_Y_OFFSET;
     float spacing = isSmall ? btnW * MENU_BTN_SPACING_FACTOR_SMALL : btnW * MENU_BTN_SPACING_FACTOR_LARGE;
+
+    // Guarantee the full 5-button group fits within the logical width so no options
+    // disappear in windowed mode. We shrink width + spacing proportionally when needed.
+    const float margin = std::max(18.0f, LOGICAL_W * 0.02f);
+    const float availableW = std::max(100.0f, LOGICAL_W - margin * 2.0f);
+    float totalW = btnW + (MENU_BTN_COUNT - 1) * spacing;
+    if (totalW > availableW) {
+        float scale = availableW / totalW;
+        btnW *= scale;
+        btnH *= scale;
+        spacing *= scale;
+        totalW = btnW + (MENU_BTN_COUNT - 1) * spacing;
+    }
+
+    // Keep the group centered but ensure left/right edges respect margins.
+    float groupLeft = btnCX - totalW * 0.5f;
+    float minLeft = contentOffsetX + margin;
+    float maxRight = contentOffsetX + LOGICAL_W - margin;
+    float groupRight = groupLeft + totalW;
+    if (groupLeft < minLeft) {
+        btnCX += (minLeft - groupLeft);
+    } else if (groupRight > maxRight) {
+        btnCX -= (groupRight - maxRight);
+    }
     std::array<SDL_FRect, MENU_BTN_COUNT> rects{};
     for (int i = 0; i < MENU_BTN_COUNT; ++i) {
         float center = btnCX + (static_cast<float>(i) - MENU_BTN_CENTER) * spacing;