New: Native Theme Engine

Co-Authored-By: Zak Saunders <1936903+thezak48@users.noreply.github.com>

frontend/src/AddMovie/ImportMovie/Import/SelectMovie/ImportMovieSearchResult.css

@@ -4,7 +4,7 @@
   width: 100%;
 
   &:hover {
-    background-color: $menuItemHoverBackgroundColor;
+    background-color: var(--menuItemHoverBackgroundColor);
   }
 }
 
@@ -17,7 +17,7 @@
   composes: link from '~Components/Link/Link.css';
 
   margin-left: auto;
-  color: $textColor;
+  color: var(--textColor);
 }
 
 .tmdbLinkIcon {

frontend/src/AddMovie/ImportMovie/Import/SelectMovie/ImportMovieSelectMovie.css

@@ -7,10 +7,10 @@
   padding: 6px 16px;
   width: 100%;
   height: 35px;
-  border: 1px solid $inputBorderColor;
+  border: 1px solid var(--inputBorderColor);
   border-radius: 4px;
-  background-color: $white;
-  box-shadow: inset 0 1px 1px $inputBoxShadowColor;
+  background-color: var(--inputBackgroundColor);
+  box-shadow: inset 0 1px 1px var(--inputBoxShadowColor);
 }
 
 .loading {
@@ -38,9 +38,9 @@
 
 .content {
   padding: 4px;
-  border: 1px solid $inputBorderColor;
+  border: 1px solid var(--inputBorderColor);
   border-radius: 4px;
-  background-color: $white;
+  background-color: var(--inputBackgroundColor);
 }
 
 .searchContainer {
@@ -49,12 +49,12 @@
 
 .searchIconContainer {
   width: 58px;
-  border: 1px solid $inputBorderColor;
+  border: 1px solid var(--inputBorderColor);
   border-right: none;
   border-radius: 4px;
   border-top-right-radius: 0;
   border-bottom-right-radius: 0;
-  background-color: #edf1f2;
+  background-color: var(--searchIconContainerBackgroundColor);
   text-align: center;
   line-height: 33px;
 }

frontend/src/AddMovie/ImportMovie/Import/SelectMovie/ImportMovieTitle.css

@@ -9,7 +9,7 @@
 
 .year {
   margin-left: 5px;
-  color: $disabledColor;
+  color: var(--disabledColor);
 }
 
 .existing {