feat(footer): implement responsive 3D isometric SVG footer scene with theme tokens

src/components/scenes/Scenes.module.css

@@ -1,6 +1,5 @@
 .heroScene,
-.aboutScene,
-.footerScene {
+.aboutScene {
   position: absolute;
   inset: 0;
   overflow: hidden;
@@ -31,27 +30,16 @@
 }
 
 .heroScene canvas,
-.aboutScene canvas,
-.footerScene canvas {
+.aboutScene canvas {
   display: block;
   width: 100%;
   height: 100%;
 }
 
-.footerScene canvas {
-  touch-action: manipulation;
-}
-
 .aboutScene {
   z-index: 0;
 }
 
-.footerScene {
-  z-index: 1;
-  background: transparent;
-  pointer-events: auto;
-}
-
 .aboutScene::after {
   content: '';
   position: absolute;
@@ -90,4 +78,3 @@
     width: 100vw;
   }
 }
-