Dark-mode search input: deep green instead of pine (stands out less)

publishing/brand.css

@@ -207,7 +207,7 @@ html:not([data-md-color-scheme="slate"]) .md-search__input {
   background-color: rgba(255, 255, 255, 0.92);
 }
 [data-md-color-scheme="slate"] .md-search__input {
-  background-color: var(--pine);
+  background-color: var(--green-deep);
   color: var(--dark-text);
 }
 [data-md-color-scheme="slate"] .md-search__input::placeholder {