Improved color consistency and add slight glow to logo in dark mode

Author: hichemfantar

Diff for: assets/scss/common/_custom.scss

@@ -18,3 +18,7 @@
 .image-hover:hover {
     opacity: 1;
 }
+[data-bs-theme="dark"] .image-hover {
+    opacity: 0.4;
+}
+

Diff for: assets/scss/common/_variables-custom.scss

@@ -1,20 +1,20 @@
 // Put your custom SCSS variables here
 
 // Light mode
-$primary: #50dc51;
-$secondary: green;
-$focus: #50dc51;
-$link-color: #50dc51;
-$button-color: #50dc51;
-$button-hover-color: #50dc51;
+$primary: #4d7c0f;
+$secondary: #4d7c0f;
+$focus: #4d7c0f;
+$link-color: #4d7c0f;
+$button-color: #4d7c0f;
+$button-hover-color: #4d7c0f;
 $success: green;
 $info: blue;
 $warning: yellow;
 $danger: red;
 
 // Dark mode
 $primary-dark: #50dc51;
-$secondary-dark: green;
+$secondary-dark: #50dc51;
 $focus-dark: #50dc51;
 $link-color-dark: #50dc51;
 $button-color-dark: #50dc51;