Update mobile menu items appearance and spacings

src/components/navigation/menu-item/menu-item.scss

 // Mobile.
 :host(.hy-menu-item--mobile) {
-  background-color: var(--grayscale-white);
-  border-top: 1px dashed var(--grayscale-medium-dark);
-  display: flex;
   --menu-item-display: flex;
+  background: linear-gradient(270deg, var(--grayscale-background-box) 0%, var(--grayscale-light) 100%);
+  display: flex;
+  margin-left: 12px;
+  margin-right: 12px;
+  margin: 0 12px 5px;
+
+  @include breakpoint($narrow) {
+    margin: 0 28px 6px;
+  }
 }
 
 :host(.hy-menu-item--mobile:first-of-type) {
-  border-top: 3px solid var(--brand-main-nearly-black);
+  // border-top: 3px solid var(--brand-main-light);
 }
 
 :host(.hy-menu-item--mobile.hy-menu-item--alternative) {
@@ -110,18 +116,24 @@ a {
     outline-offset: -2px;
   }
 
-  &.is-active,
-  &.in-active-trail {
-    .hy-menu-item__label {
-      border-bottom: 2px solid var(--additional-orange);
-      padding-bottom: 5px;
-    }
-  }
+  &.hy-menu-item--mobile {
+    color: var(--brand-main-light);
+    padding: 12px 0 12px 20px;
 
-  &.is-active,
-  &.is-heading {
-    .hy-menu-item__label {
-      @include font-weight($bold);
+    &.is-active,
+    &.in-active-trail {
+      color: var(--grayscale-black);
+      position: relative;
+
+      &:before {
+        border-left: 3px solid var(--grayscale-black);
+        content: '';
+        height: 75%;
+        left: 10px;
+        position: absolute;
+        top: 50%;
+        transform: translate(-50%, -50%);
+      }
     }
   }
 
@@ -261,23 +273,17 @@ a {
 .hy-menu-item__button {
   align-items: center;
   background: transparent;
-  border: 0 none;
+  border-bottom: 0;
+  border-left: 1px dashed var(--brand-main-light);
+  border-right: 0;
+  border-top: 0;
   cursor: pointer;
   display: var(--menu-item-display);
   justify-content: center;
-  width: 70px;
-
-  &:focus {
-    outline: solid 2px var(--additional-yellow);
-    outline-offset: 2px;
-  }
+  padding: 0;
+  width: 50px;
 
-  &::before {
-    border-left: 1px dashed var(--brand-main-nearly-black);
-    content: '';
-    display: block;
-    height: 16px;
-    margin-right: 16px;
-    width: 1px;
+  svg {
+    fill: var(--brand-main-light);
   }
 }

src/components/navigation/menu/menu.scss

@@ -35,11 +35,13 @@
 
 .hy-menu {
   &--mobile {
+    -webkit-overflow-scrolling: touch;
     flex-flow: column;
     min-height: calc(100vh - 60px);
-    -webkit-overflow-scrolling: touch;
     overflow-x: hidden;
     overflow-y: visible;
+    padding-left: 12px;
+    padding-right: 12px;
     transform: translateX(100%);
     transition: 0.45s;
     width: 100%;