fix(admin-ui): Login page dark mode color fix (#2582)

packages/admin-ui/src/lib/login/src/components/login/login.component.scss

@@ -1,7 +1,7 @@
 @import 'variables';
 
 .login-wrapper {
-    background: var(--color-login-page-bg);
+    background: var(--color-weight-100);
     background-image: none;
     height: 100vh;
     display: flex;
@@ -12,7 +12,7 @@
     .login-wrapper-inner {
 
 
-        background: #fff;
+        background: var(--login-wrapper-inner-bg);
         width: 1120px;
         height: 590px;
         display: flex;
@@ -101,7 +101,6 @@
             justify-content: center;
             box-shadow: 0px 20px 25px rgba(0, 0, 0, 0.1);
             overflow: hidden;
-            border-radius: 5px;
             flex-shrink: 0;
 
             @media (max-width: $breakpoint-medium) {

packages/admin-ui/src/lib/static/styles/theme/default.scss

@@ -185,8 +185,6 @@
     --color-split-view-separator-border: var(--color-weight-150);
     --color-split-view-separator-resize-border: var(--color-primary-400);
 
-    --color-login-page-bg: var(--color-weight-100);
-
     --color-dropdown-item-focus-outline: rgba(77, 207, 255, 0.53);
 
     // Layout
@@ -214,6 +212,7 @@
     }
 
     // Login page
+    --login-wrapper-inner-bg: var(--color-white);
     --login-page-bg: url(data:image/gif;base64,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);
     --color-login-gradient-top: var(--color-primary-800);
     --color-login-gradient-bottom: black;