Scaled font size resets in the mobile mode.

packages/survey-core/src/default-theme/blocks/sd-boolean.scss

@@ -22,7 +22,6 @@
 
 .sd-boolean__thumb,
 .sd-boolean__label {
-  @include useEditorFontSize;
   display: block;
   font-family: $font-editorfont-family;
   font-weight: $font-editorfont-weight;

packages/survey-core/src/default-theme/blocks/sd-context-btn.scss

@@ -13,7 +13,6 @@
   }
 
   svg {
-    @include useEditorFontSize;
     display: block;
     width: multiply(1.5, $font-editorfont-size);
     height: multiply(1.5, $font-editorfont-size);

packages/survey-core/src/default-theme/blocks/sd-dropdown.scss

@@ -46,7 +46,6 @@
 }
 
 .sd-dropdown__value {
-  @include useEditorFontSize;
   width: 100%;
   min-height: multiply(1.5, $font-editorfont-size);
   overflow: hidden;
@@ -86,7 +85,6 @@
 
 .sd-dropdown_chevron-button-svg,
 .sd-dropdown_clean-button-svg {
-  @include useEditorFontSize;
   width: multiply(1.5, $font-editorfont-size);
   height: multiply(1.5, $font-editorfont-size);
 
@@ -105,7 +103,6 @@
 }
 
 .sd-dropdown__filter-string-input {
-  @include useEditorFontSize;
   position: absolute;
   left: 0;
   top: 0;
@@ -186,7 +183,6 @@
 
 .sv-dropdown-popup {
   .sd-list__item-body {
-    @include useEditorFontSize;
     line-height: multiply(1.5, $font-editorfont-size);
     font-size: $font-editorfont-size;
     font-weight: $font-editorfont-weight;
@@ -209,6 +205,16 @@
   }
 }
 
+.sv-dropdown-popup.sv-popup--menu-tablet,
+.sv-dropdown-popup.sv-popup--menu-phone {
+  .sd-list__item-body {
+    font-family: $font-family;
+    font-size: $font-size;
+    line-height: multiply(1.5, $font-size);
+    font-weight: 400;
+  }
+}
+
 .sv-dropdown-popup.sv-single-select-list.sv-popup--leave {
   .sd-list__item.sv-list__item--selected {
     .sv-list__item-body {

packages/survey-core/src/default-theme/blocks/sd-file.scss

@@ -72,7 +72,6 @@
 }
 
 .sd-file__drag-area-placeholder {
-  @include useEditorFontSize;
   text-align: center;
   white-space: normal;
   color: $font-questionplaceholder-color;
@@ -169,7 +168,6 @@
 }
 
 .sd-file--chose-btn--as .sd-file--answered .sd-file__actions-container {
-  @include useEditorFontSize;
   inset-inline-end: calc(multiply(1.5, $font-editorfont-size) + calcSize(5));
 }
 

packages/survey-core/src/default-theme/blocks/sd-imagepicker.scss

@@ -69,7 +69,6 @@
 }
 
 .sd-imagepicker__check-icon {
-  @include useEditorFontSize;
   display: block;
   width: multiply(1.5, $font-editorfont-size);
   height: multiply(1.5, $font-editorfont-size);
@@ -108,7 +107,6 @@
 }
 
 .sd-imagepicker__text {
-  @include useEditorFontSize;
   font-size: $font-editorfont-size;
   line-height: multiply(1.5, $font-editorfont-size);
   margin-top: calcSize(1);

packages/survey-core/src/default-theme/blocks/sd-input.scss

@@ -1,7 +1,6 @@
 @use "../variables.scss" as *;
 
 .sd-input {
-  @include useEditorFontSize;
   -webkit-appearance: none;
   -moz-appearance: none;
   appearance: none;
@@ -165,7 +164,6 @@ textarea {
 .sd-input[type="email"],
 .sd-input[type="color"],
 .sd-input[type="range"] {
-  @include useEditorFontSize;
   box-sizing: content-box;
   width: calc(100% - 4 * #{$base-unit});
   height: multiply(1.5, $font-editorfont-size);

packages/survey-core/src/default-theme/blocks/sd-item.scss

@@ -7,7 +7,6 @@
 
 .sd-item--disabled.sd-item--disabled .sd-item__decorator,
 .sd-item__decorator {
-  @include useEditorFontSize;
   display: flex;
   align-items: center;
   justify-content: center;
@@ -54,7 +53,6 @@
 }
 
 .sd-item__control-label {
-  @include useEditorFontSize;
   font-family: $font-editorfont-family;
   font-style: normal;
   font-weight: $font-editorfont-weight;

packages/survey-core/src/default-theme/blocks/sd-matrixdynamic.scss

@@ -37,7 +37,6 @@
 }
 
 .sd-action.sd-matrixdynamic__remove-btn .sd-action__icon {
-  @include useEditorFontSize;
   width: multiply(1.5, $font-editorfont-size);
   height: multiply(1.5, $font-editorfont-size);
 }

packages/survey-core/src/default-theme/blocks/sd-multipletext.scss

@@ -46,7 +46,6 @@
   line-height: 0;
 
   span {
-    @include useEditorFontSize;
     font-size: $font-editorfont-size;
     line-height: multiply(1.5, $font-editorfont-size);
   }

packages/survey-core/src/default-theme/blocks/sd-paneldynamic.scss

@@ -216,7 +216,6 @@
 }
 
 .sd-tab-item {
-    @include useEditorFontSize;
     padding: calcSize(1) 0 calcSize(2);
     display: flex;
     -webkit-appearance: none;

packages/survey-core/src/default-theme/blocks/sd-question.scss

@@ -147,7 +147,6 @@
 }
 
 .sd-question__placeholder {
-  @include useEditorFontSize;
   display: flex;
   flex-direction: column;
   align-items: center;

packages/survey-core/src/default-theme/blocks/sd-rating.scss

@@ -550,7 +550,6 @@ legend+sv-ng-rating-item+.sd-rating__item-smiley {
 }
 
 .sd-rating__item-text.sd-rating__item-text {
-  @include useEditorFontSize;
   font-family: $font-editorfont-family;
   font-weight: $font-editorfont-weight;
   color: $font-questiontitle-color;

packages/survey-core/src/default-theme/blocks/sd-signaturepad.scss

@@ -1,7 +1,6 @@
 @use "../variables.scss" as *;
 
 .sjs_sp_placeholder {
-    @include useEditorFontSize;
     color: $font-questionplaceholder-color;
     font-size: $font-editorfont-size;
     line-height: multiply(1.5, $font-editorfont-size);

packages/survey-core/src/default-theme/blocks/sd-table.scss

@@ -185,7 +185,6 @@
 }
 
 .sd-table__cell {
-  @include useEditorFontSize;
   font-weight: normal;
   font-size: $font-editorfont-size;
   line-height: multiply(1.5, $font-editorfont-size);
@@ -248,7 +247,6 @@
 
 .sd-table__cell--header {
   span {
-    @include useEditorFontSize;
     font-size: $font-editorfont-size;
     line-height: multiply(1.5, $font-editorfont-size);
     font-weight: $font-questiontitle-weight;
@@ -329,7 +327,6 @@
   transition: background $transition-duration;
 
   svg {
-    @include useEditorFontSize;
     display: block;
     width: multiply(1, $font-editorfont-size);
     height: multiply(1, $font-editorfont-size);

packages/survey-core/src/default-theme/blocks/sd-tagbox.scss

@@ -23,7 +23,6 @@
 }
 
 .sd-tagbox_clean-button {
-  @include useEditorFontSize;
   height: multiply(1.5, $font-editorfont-size);
   padding: multiply(0.5, $font-editorfont-size);
   margin: auto 0;
@@ -79,7 +78,6 @@
 }
 
 .sd-tagbox-item_clean-button-svg {
-  @include useEditorFontSize;
   display: block;
   padding: multiply(0.25, $font-editorfont-size);
   width: multiply(1, $font-editorfont-size);
@@ -155,15 +153,13 @@
 }
 
 .sd-dropdown__hint-suffix.sd-tagbox__hint-suffix {
-  @include useEditorFontSize;
   line-height: multiply(1.5, $font-editorfont-size);
   height: 100%;
   display: flex;
   align-items: center;
 }
 
 .sd-dropdown__hint-prefix.sd-tagbox__hint-prefix {
-  @include useEditorFontSize;
   line-height: multiply(1.5, $font-editorfont-size);
   height: 100%;
   display: flex;

packages/survey-core/src/default-theme/blocks/sv-popup.scss

@@ -299,8 +299,8 @@ sv-popup {
 
   .sv-list__input {
     color: $foreground-light;
-    font-size: max(16px, calcFontSize(1));
-    line-height: max(24px, calcLineHeight(1.5));
+    font-size: calcFontSize(1);
+    line-height: calcLineHeight(1.5);
     font-family: $font-family;
     padding: calcSize(0.5) calcSize(0.5) calcSize(0.5) calcSize(1);
   }

packages/survey-core/src/default-theme/blocks/sv-ranking.scss

@@ -86,7 +86,6 @@
 }
 
 .sv-ranking-item__index.sv-ranking-item__index {
-  @include useEditorFontSize;
   display: flex;
   flex-shrink: 0;
   align-items: center;
@@ -116,7 +115,6 @@
 }
 
 .sv-ranking-item__text {
-  @include useEditorFontSize;
   display: inline-block;
   overflow: hidden;
   text-overflow: ellipsis;

packages/survey-core/src/default-theme/default.m600.scss

@@ -13,7 +13,6 @@
   --sd-base-padding: calc(3 * #{$base-unit});
   --sd-base-vertical-padding: calc(2 * #{$base-unit});
   --sd-page-vertical-padding: calc(2 * #{$base-unit});
-  --sjs-mobile-font-editorfont-size: Max(16px, #{$font-default-editorfont-size});
 }
 
 .sd-root-modern {

packages/survey-core/src/default-theme/variables.scss

@@ -117,12 +117,9 @@ $font-editorfont-placeholdercolor: var(
   --sjs-font-editorfont-placeholdercolor,
   var(--sjs-general-forecolor-light, var(--foreground-light, #909090))
 );
-$font-default-editorfont-size: var(--sjs-font-editorfont-size, $font-size);
+$font-editorfont-size: var(--sjs-font-editorfont-size, $font-size);
 $base-unit: var(--sjs-base-unit, var(--base-unit, 8px));
 
-//call  @include useEditorFontSize before using this variable;
-$font-editorfont-size: var(--sjs-internal-font-editorfont-size);
-
 $sd-panel-normal-min-width: 496px;
 $sd-panel-medium-min-width: 176px;
 
@@ -205,10 +202,6 @@ $transition-duration: var(--sjs-transition-duration, 150ms);
 $ease-out: cubic-bezier(0, 0, 0.58, 1);
 $reverse-ease-out: cubic-bezier(0.42, 0, 1, 1);
 
-@mixin useEditorFontSize {
-  --sjs-internal-font-editorfont-size: var(--sjs-mobile-font-editorfont-size, #{$font-default-editorfont-size});
-}
-
 @function multiply($a, $b) {
   @if $a ==1 {
     $result: #{$b};

visualRegressionTests/tests/defaultV2/themes.ts

@@ -439,7 +439,7 @@ frameworks.forEach(framework => {
     });
   });
 
-  test("Mobile mode: input font-size is 16px", async (t) => {
+  test("Mobile mode: input font-size less 16px", async (t) => {
     await wrapVisualTest(t, async (t, comparer) => {
       await t.resizeWindow(400, 2000);
       await ClientFunction(() => {