feat(platform): sprint 11.5 standardization

src/app/components/language-selector/language-selector.component.scss

@@ -109,7 +109,7 @@
 }
 
 // Light theme adjustments
-:host-context(.novo-header),
+:host-context(.alt-header),
 :host-context(.header) {
   .language-button {
     border-color: rgba(0, 0, 0, 0.2);
@@ -152,9 +152,9 @@
   }
 }
 
-// Dexar header specific styles
-:host-context(.dexar-header),
-:host-context(.dexar-mobile-menu) {
+// platform header specific styles
+:host-context(.platform-header),
+:host-context(.platform-mobile-menu) {
   .language-selector {
     width: 56px;
     height: 28px;
@@ -246,8 +246,8 @@
     }
   }
 
-  :host-context(.dexar-header),
-  :host-context(.dexar-mobile-menu) {
+  :host-context(.platform-header),
+  :host-context(.platform-mobile-menu) {
     .language-selector {
       width: 56px;
       height: 28px;
@@ -261,9 +261,9 @@
 
 // Inside mobile menu: use inline dropdown instead of absolute
 // to avoid being clipped by overflow: hidden on the menu panel
-:host-context(.dexar-mobile-menu),
-:host-context(.dexar-mobile-lang),
-:host-context(.novo-mobile-controls) {
+:host-context(.platform-mobile-menu),
+:host-context(.platform-mobile-lang),
+:host-context(.alt-mobile-controls) {
   .language-selector {
     width: auto;
     height: auto;
@@ -412,8 +412,8 @@
   }
 }
 
-// Light / Novo / Dexar theme adjustments for currency
-:host-context(.novo-header),
+// Light / alt / platform theme adjustments for currency
+:host-context(.alt-header),
 :host-context(.header) {
   .currency-button {
     border-color: rgba(0, 0, 0, 0.2);
@@ -438,8 +438,8 @@
   }
 }
 
-:host-context(.dexar-header),
-:host-context(.dexar-mobile-menu) {
+:host-context(.platform-header),
+:host-context(.platform-mobile-menu) {
   .currency-button {
     padding: 4px 8px;
     gap: 3px;
@@ -465,3 +465,5 @@
     &.active { background: rgba(73, 118, 113, 0.1); }
   }
 }
+
+