From c82d95aecbbdf3379929ca99fb474909f08bfbf4 Mon Sep 17 00:00:00 2001
From: Csaba Tuncsik <csaba@n8n.io>
Date: Mon, 1 Dec 2025 18:47:30 +0200
Subject: [PATCH] fix(editor): Standardize CSS class naming conventions across
 new design system components (#22551)

---
 .../src/v2/components/Checkbox/Checkbox.vue   | 16 ++--
 .../src/v2/components/Input/Input.test.ts     | 19 +++--
 .../src/v2/components/Input/Input.vue         | 62 +++++++--------
 .../components/Pagination/Pagination.test.ts  | 27 ++++---
 .../v2/components/Pagination/Pagination.vue   | 70 ++++++++---------
 .../src/v2/components/Select/Select.test.ts   | 28 ++++---
 .../src/v2/components/Select/Select.vue       | 78 +++++++++----------
 .../src/v2/components/Select/SelectItem.vue   | 16 ++--
 8 files changed, 164 insertions(+), 152 deletions(-)

diff --git a/packages/frontend/@n8n/design-system/src/v2/components/Checkbox/Checkbox.vue b/packages/frontend/@n8n/design-system/src/v2/components/Checkbox/Checkbox.vue
index 5c0d05bddf8..a131016bd87 100644
--- a/packages/frontend/@n8n/design-system/src/v2/components/Checkbox/Checkbox.vue
+++ b/packages/frontend/@n8n/design-system/src/v2/components/Checkbox/Checkbox.vue
@@ -27,17 +27,17 @@ function onUpdate(value: boolean | 'indeterminate') {
 </script>
 
 <template>
-	<Primitive :as :class="$style.Checkbox" :data-disabled="disabled ? '' : undefined">
+	<Primitive :as :class="$style.checkbox" :data-disabled="disabled ? '' : undefined">
 		<CheckboxRoot
 			:id="uuid"
 			v-bind="{ ...rootProps, ...$attrs }"
 			:model-value="computedValue"
 			:name="name"
 			:disabled="disabled"
-			:class="$style.CheckboxRoot"
+			:class="$style.checkboxRoot"
 			@update:model-value="onUpdate"
 		>
-			<CheckboxIndicator :class="$style.CheckboxIndicator">
+			<CheckboxIndicator :class="$style.checkboxIndicator">
 				<Icon v-if="indeterminate" icon="minus" size="small" />
 				<Icon v-else icon="check" size="small" />
 			</CheckboxIndicator>
@@ -45,7 +45,7 @@ function onUpdate(value: boolean | 'indeterminate') {
 		<Label
 			v-if="label || !!slots.label"
 			:for="uuid"
-			:class="$style.Label"
+			:class="$style.label"
 			:data-disabled="disabled ? '' : undefined"
 		>
 			<slot name="label" :label="label">
@@ -56,7 +56,7 @@ function onUpdate(value: boolean | 'indeterminate') {
 </template>
 
 <style lang="css" module>
-.Checkbox {
+.checkbox {
 	display: flex;
 	align-items: center;
 	flex-direction: row;
@@ -67,7 +67,7 @@ function onUpdate(value: boolean | 'indeterminate') {
 	}
 }
 
-.CheckboxRoot {
+.checkboxRoot {
 	background: transparent;
 	width: 16px;
 	height: 16px;
@@ -97,13 +97,13 @@ function onUpdate(value: boolean | 'indeterminate') {
 	}
 }
 
-.CheckboxIndicator {
+.checkboxIndicator {
 	display: flex;
 	align-items: center;
 	flex-direction: row;
 }
 
-.Label {
+.label {
 	padding-left: 15px;
 	font-size: 15px;
 	line-height: 1;
diff --git a/packages/frontend/@n8n/design-system/src/v2/components/Input/Input.test.ts b/packages/frontend/@n8n/design-system/src/v2/components/Input/Input.test.ts
index 9a5d32abac0..169ad4ae6cb 100644
--- a/packages/frontend/@n8n/design-system/src/v2/components/Input/Input.test.ts
+++ b/packages/frontend/@n8n/design-system/src/v2/components/Input/Input.test.ts
@@ -1,8 +1,17 @@
 import userEvent from '@testing-library/user-event';
 import { render, waitFor } from '@testing-library/vue';
 
+import type { Input2Size } from './Input.types';
 import Input from './Input.vue';
 
+const sizeCases: Array<[Input2Size, string]> = [
+	['xlarge', 'xlarge'],
+	['large', 'large'],
+	['medium', 'medium'],
+	['small', 'small'],
+	['mini', 'mini'],
+];
+
 describe('v2/components/Input', () => {
 	describe('rendering', () => {
 		it('should render with placeholder text', () => {
@@ -36,13 +45,7 @@ describe('v2/components/Input', () => {
 	});
 
 	describe('sizes', () => {
-		test.each([
-			['xlarge' as const, 'XLarge'],
-			['large' as const, 'Large'],
-			['medium' as const, 'Medium'],
-			['small' as const, 'Small'],
-			['mini' as const, 'Mini'],
-		])('size %s should apply %s class', (size, expected) => {
+		test.each(sizeCases)('size %s should apply %s class', (size, expected) => {
 			const wrapper = render(Input, {
 				props: {
 					size,
@@ -56,7 +59,7 @@ describe('v2/components/Input', () => {
 		it('should default to large size', () => {
 			const wrapper = render(Input);
 			const container = wrapper.container.querySelector('div > div');
-			expect(container?.className).toContain('Large');
+			expect(container?.className).toContain('large');
 		});
 	});
 
diff --git a/packages/frontend/@n8n/design-system/src/v2/components/Input/Input.vue b/packages/frontend/@n8n/design-system/src/v2/components/Input/Input.vue
index 0e666406f6c..828493962da 100644
--- a/packages/frontend/@n8n/design-system/src/v2/components/Input/Input.vue
+++ b/packages/frontend/@n8n/design-system/src/v2/components/Input/Input.vue
@@ -31,22 +31,22 @@ const inputRef = ref<HTMLInputElement | HTMLTextAreaElement | null>(null);
 
 // Size class mapping
 const sizes: Record<Input2Size, string> = {
-	xlarge: $style.XLarge,
-	large: $style.Large,
-	medium: $style.Medium,
-	small: $style.Small,
-	mini: $style.Mini,
+	xlarge: $style.xlarge,
+	large: $style.large,
+	medium: $style.medium,
+	small: $style.small,
+	mini: $style.mini,
 };
 
 const sizeClass = computed(() => sizes[props.size]);
 
 // Classes for password type (PostHog privacy)
 const containerClasses = computed(() => [
-	$style.InputContainer,
+	$style.inputContainer,
 	sizeClass.value,
 	{
-		[$style.Disabled]: props.disabled,
-		[$style.Focused]: isFocused.value,
+		[$style.disabled]: props.disabled,
+		[$style.focused]: isFocused.value,
 		'ph-no-capture': props.type === 'password',
 	},
 ]);
@@ -238,7 +238,7 @@ defineExpose({ focus, blur, select });
 <template>
 	<div :class="containerClasses">
 		<!-- Prefix slot -->
-		<span v-if="$slots.prefix" :class="$style.Prefix">
+		<span v-if="$slots.prefix" :class="$style.prefix">
 			<slot name="prefix" />
 		</span>
 
@@ -248,7 +248,7 @@ defineExpose({ focus, blur, select });
 			ref="inputRef"
 			:type="type"
 			:value="modelValue ?? ''"
-			:class="$style.Input"
+			:class="$style.input"
 			:placeholder="placeholder"
 			:disabled="disabled"
 			:maxlength="maxlength"
@@ -264,7 +264,7 @@ defineExpose({ focus, blur, select });
 			v-else
 			ref="inputRef"
 			:value="modelValue ?? ''"
-			:class="[$style.Input, $style.Textarea]"
+			:class="[$style.input, $style.textarea]"
 			:placeholder="placeholder"
 			:disabled="disabled"
 			:rows="autosize ? undefined : rows"
@@ -278,7 +278,7 @@ defineExpose({ focus, blur, select });
 		/>
 
 		<!-- Suffix slot -->
-		<span v-if="$slots.suffix" :class="$style.Suffix">
+		<span v-if="$slots.suffix" :class="$style.suffix">
 			<slot name="suffix" />
 		</span>
 
@@ -286,7 +286,7 @@ defineExpose({ focus, blur, select });
 		<button
 			v-if="showClearButton"
 			type="button"
-			:class="$style.ClearButton"
+			:class="$style.clearButton"
 			tabindex="-1"
 			@click="onClear"
 		>
@@ -296,7 +296,7 @@ defineExpose({ focus, blur, select });
 </template>
 
 <style module>
-.InputContainer {
+.inputContainer {
 	display: inline-flex;
 	align-items: center;
 	width: 100%;
@@ -309,53 +309,53 @@ defineExpose({ focus, blur, select });
 	gap: var(--spacing--3xs);
 }
 
-.InputContainer:hover:not(.Disabled) {
+.inputContainer:hover:not(.disabled) {
 	border-color: var(--color--foreground--shade-1);
 }
 
-.Focused {
+.focused {
 	border-color: var(--color--secondary);
 	box-shadow: 0 0 0 2px var(--color--secondary--tint-2);
 }
 
-.Disabled {
+.disabled {
 	background-color: var(--color--background--light-3);
 	cursor: not-allowed;
 	opacity: 0.6;
 }
 
 /* Size variants */
-.XLarge {
+.xlarge {
 	min-height: 48px;
 	padding: 0 var(--spacing--xs);
 	font-size: var(--font-size--md);
 }
 
-.Large {
+.large {
 	min-height: 40px;
 	padding: 0 var(--spacing--xs);
 	font-size: var(--font-size--sm);
 }
 
-.Medium {
+.medium {
 	min-height: 36px;
 	padding: 0 var(--spacing--2xs);
 	font-size: var(--font-size--sm);
 }
 
-.Small {
+.small {
 	min-height: 28px;
 	padding: 0 var(--spacing--2xs);
 	font-size: var(--font-size--2xs);
 }
 
-.Mini {
+.mini {
 	min-height: 22px;
 	padding: 0 var(--spacing--3xs);
 	font-size: var(--font-size--3xs);
 }
 
-.Input {
+.input {
 	flex: 1;
 	min-width: 0;
 	border: none;
@@ -367,30 +367,30 @@ defineExpose({ focus, blur, select });
 	padding: 0;
 }
 
-.Input::placeholder {
+.input::placeholder {
 	color: var(--color--text--tint-1);
 }
 
-.Input:disabled {
+.input:disabled {
 	cursor: not-allowed;
 	color: var(--color--text--tint-1);
 }
 
-.Textarea {
+.textarea {
 	resize: vertical;
 	line-height: var(--line-height--md);
 	padding: var(--spacing--2xs) 0;
 }
 
-.Prefix,
-.Suffix {
+.prefix,
+.suffix {
 	display: flex;
 	align-items: center;
 	flex-shrink: 0;
 	color: var(--color--text--tint-1);
 }
 
-.ClearButton {
+.clearButton {
 	display: flex;
 	align-items: center;
 	justify-content: center;
@@ -404,11 +404,11 @@ defineExpose({ focus, blur, select });
 	transition: color 0.2s;
 }
 
-.ClearButton:hover {
+.clearButton:hover {
 	color: var(--color--text--shade-1);
 }
 
-.ClearButton:focus {
+.clearButton:focus {
 	outline: none;
 }
 </style>
diff --git a/packages/frontend/@n8n/design-system/src/v2/components/Pagination/Pagination.test.ts b/packages/frontend/@n8n/design-system/src/v2/components/Pagination/Pagination.test.ts
index 4d3546d8ce4..4d4b12fb474 100644
--- a/packages/frontend/@n8n/design-system/src/v2/components/Pagination/Pagination.test.ts
+++ b/packages/frontend/@n8n/design-system/src/v2/components/Pagination/Pagination.test.ts
@@ -1,8 +1,21 @@
 import userEvent from '@testing-library/user-event';
 import { render, waitFor } from '@testing-library/vue';
 
+import type { PaginationSizes, PaginationVariants } from './Pagination.types';
 import Pagination from './Pagination.vue';
 
+const sizeCases: Array<[PaginationSizes | undefined, string]> = [
+	[undefined, 'small'],
+	['small', 'small'],
+	['medium', 'medium'],
+];
+
+const variantCases: Array<[PaginationVariants | undefined, string]> = [
+	[undefined, 'default'],
+	['default', 'default'],
+	['ghost', 'ghost'],
+];
+
 describe('v2/components/Pagination', () => {
 	describe('rendering', () => {
 		it('should render with default props', () => {
@@ -58,11 +71,7 @@ describe('v2/components/Pagination', () => {
 	});
 
 	describe('sizes', () => {
-		test.each([
-			[undefined, 'Small'],
-			['small' as const, 'Small'],
-			['medium' as const, 'Medium'],
-		])('size %s should apply %s class', (size, expected) => {
+		test.each(sizeCases)('size %s should apply %s class', (size, expected) => {
 			const wrapper = render(Pagination, {
 				props: {
 					total: 100,
@@ -75,11 +84,7 @@ describe('v2/components/Pagination', () => {
 	});
 
 	describe('variants', () => {
-		test.each([
-			[undefined, 'Default'],
-			['default' as const, 'Default'],
-			['ghost' as const, 'Ghost'],
-		])('variant %s should apply %s class', (variant, expected) => {
+		test.each(variantCases)('variant %s should apply %s class', (variant, expected) => {
 			const wrapper = render(Pagination, {
 				props: {
 					total: 100,
@@ -98,7 +103,7 @@ describe('v2/components/Pagination', () => {
 				},
 			});
 			const container = wrapper.container.firstChild as HTMLElement;
-			expect(container?.className).toContain('Background');
+			expect(container?.className).toContain('background');
 		});
 	});
 
diff --git a/packages/frontend/@n8n/design-system/src/v2/components/Pagination/Pagination.vue b/packages/frontend/@n8n/design-system/src/v2/components/Pagination/Pagination.vue
index 151b62986a9..aa53a7d7964 100644
--- a/packages/frontend/@n8n/design-system/src/v2/components/Pagination/Pagination.vue
+++ b/packages/frontend/@n8n/design-system/src/v2/components/Pagination/Pagination.vue
@@ -161,19 +161,19 @@ const handlePageSizeUpdate = (newSize: number | string) => {
 
 // Styles
 const variants: Record<PaginationVariants, string> = {
-	default: $style.Default,
-	ghost: $style.Ghost,
+	default: $style.default,
+	ghost: $style.ghost,
 };
 const variant = computed(() => variants[props.variant]);
 
 const sizes: Record<PaginationSizes, string> = {
-	small: $style.Small,
-	medium: $style.Medium,
+	small: $style.small,
+	medium: $style.medium,
 };
 const size = computed(() => sizes[props.size]);
 
 // Background class
-const backgroundClass = computed(() => (props.background ? $style.Background : ''));
+const backgroundClass = computed(() => (props.background ? $style.background : ''));
 
 // Page size selector items
 const pageSizeItems = computed(() =>
@@ -200,13 +200,13 @@ const handleJumperSubmit = () => {
 <template>
 	<div
 		v-if="!shouldHide"
-		:class="['n8n-pagination', $style.PaginationContainer, variant, size, backgroundClass]"
+		:class="['n8n-pagination', $style.paginationContainer, variant, size, backgroundClass]"
 		v-bind="$attrs"
 	>
 		<!-- Render layout parts in order specified by layout prop -->
 		<template v-for="part in deduplicatedLayoutParts" :key="part">
 			<!-- Total count -->
-			<div v-if="part === 'total'" :class="$style.Total">
+			<div v-if="part === 'total'" :class="$style.total">
 				{{ totalText }}
 			</div>
 
@@ -218,7 +218,7 @@ const handleJumperSubmit = () => {
 				:size="props.size === 'small' ? 'xsmall' : 'small'"
 				:variant="props.variant === 'ghost' ? 'ghost' : 'default'"
 				:disabled="disabled"
-				:class="$style.PageSizeSelect"
+				:class="$style.pageSizeSelect"
 				@update:model-value="handlePageSizeUpdate"
 			/>
 
@@ -233,9 +233,9 @@ const handleJumperSubmit = () => {
 				:show-edges="showEdges"
 				@update:page="handlePageUpdate"
 			>
-				<PaginationList v-slot="{ items }" :class="$style.PaginationList">
+				<PaginationList v-slot="{ items }" :class="$style.paginationList">
 					<!-- Previous button -->
-					<PaginationPrev v-if="showPrev" v-slot="slotProps" :class="$style.PaginationButton">
+					<PaginationPrev v-if="showPrev" v-slot="slotProps" :class="$style.paginationButton">
 						<slot name="prev" v-bind="slotProps">
 							<span v-if="prevText">{{ prevText }}</span>
 							<Icon v-else :icon="prevIcon" />
@@ -252,18 +252,18 @@ const handleJumperSubmit = () => {
 							<PaginationEllipsis
 								v-if="item.type === 'ellipsis'"
 								:index="index"
-								:class="[$style.PaginationEllipsis, $style.PaginationButton]"
+								:class="[$style.paginationEllipsis, $style.paginationButton]"
 							>
 								<span aria-hidden="true">&#8230;</span>
 							</PaginationEllipsis>
-							<PaginationListItem v-else :value="item.value" :class="$style.PaginationItem">
+							<PaginationListItem v-else :value="item.value" :class="$style.paginationItem">
 								{{ item.value }}
 							</PaginationListItem>
 						</template>
 					</template>
 
 					<!-- Next button -->
-					<PaginationNext v-if="showNext" v-slot="slotProps" :class="$style.PaginationButton">
+					<PaginationNext v-if="showNext" v-slot="slotProps" :class="$style.paginationButton">
 						<slot name="next" v-bind="slotProps">
 							<span v-if="nextText">{{ nextText }}</span>
 							<Icon v-else :icon="nextIcon" />
@@ -273,14 +273,14 @@ const handleJumperSubmit = () => {
 			</PaginationRoot>
 
 			<!-- Page jumper -->
-			<div v-else-if="part === 'jumper'" :class="$style.Jumper">
-				<span :class="$style.JumperText">Go to</span>
+			<div v-else-if="part === 'jumper'" :class="$style.jumper">
+				<span :class="$style.jumperText">Go to</span>
 				<input
 					v-model="jumperValue"
 					type="number"
 					:min="1"
 					:max="pageCount"
-					:class="$style.JumperInput"
+					:class="$style.jumperInput"
 					:disabled="disabled"
 					@keyup.enter="handleJumperSubmit"
 				/>
@@ -290,7 +290,7 @@ const handleJumperSubmit = () => {
 </template>
 
 <style module>
-.PaginationContainer {
+.paginationContainer {
 	display: flex;
 	align-items: center;
 	gap: var(--spacing--xs);
@@ -298,43 +298,43 @@ const handleJumperSubmit = () => {
 	color: var(--color--text--shade-1);
 }
 
-.Default {
+.default {
 	/* Default styling */
 }
 
-.Ghost {
+.ghost {
 	/* Ghost variant */
 }
 
-.Small {
+.small {
 	font-size: var(--font-size--2xs);
 }
 
-.Medium {
+.medium {
 	font-size: var(--font-size--xs);
 }
 
-.Background {
+.background {
 	/* Applied when background prop is true */
 }
 
-.Total {
+.total {
 	color: var(--color--text--tint-1);
 	margin-right: var(--spacing--2xs);
 }
 
-.PageSizeSelect {
+.pageSizeSelect {
 	margin-right: var(--spacing--2xs);
 }
 
-.PaginationList {
+.paginationList {
 	display: flex;
 	align-items: center;
 	gap: var(--spacing--4xs);
 }
 
 /* Prev/Next buttons - minimal style like Element+ */
-.PaginationButton {
+.paginationButton {
 	display: inline-flex;
 	align-items: center;
 	justify-content: center;
@@ -360,7 +360,7 @@ const handleJumperSubmit = () => {
 }
 
 /* Page number buttons - minimal style like Element+ */
-.PaginationItem {
+.paginationItem {
 	display: inline-flex;
 	align-items: center;
 	justify-content: center;
@@ -394,7 +394,7 @@ const handleJumperSubmit = () => {
 }
 
 /* Background variant - filled style */
-.Background .PaginationItem {
+.background .paginationItem {
 	background-color: var(--color--background--light-2);
 	border-color: var(--color--foreground);
 
@@ -406,7 +406,7 @@ const handleJumperSubmit = () => {
 }
 
 /* Ellipsis - minimal style */
-.PaginationEllipsis {
+.paginationEllipsis {
 	display: inline-flex;
 	align-items: center;
 	justify-content: center;
@@ -426,18 +426,18 @@ const handleJumperSubmit = () => {
 	}
 }
 
-.Jumper {
+.jumper {
 	display: flex;
 	align-items: center;
 	gap: var(--spacing--3xs);
 	margin-left: var(--spacing--2xs);
 }
 
-.JumperText {
+.jumperText {
 	color: var(--color--text--tint-1);
 }
 
-.JumperInput {
+.jumperInput {
 	width: 50px;
 	height: var(--spacing--lg);
 	padding: 0 var(--spacing--3xs);
@@ -472,9 +472,9 @@ const handleJumperSubmit = () => {
 	}
 }
 
-.Medium .PaginationButton,
-.Medium .PaginationItem,
-.Medium .JumperInput {
+.medium .paginationButton,
+.medium .paginationItem,
+.medium .jumperInput {
 	height: 36px;
 	min-width: 36px;
 }
diff --git a/packages/frontend/@n8n/design-system/src/v2/components/Select/Select.test.ts b/packages/frontend/@n8n/design-system/src/v2/components/Select/Select.test.ts
index 121ca4c4a38..9a6a41b617a 100644
--- a/packages/frontend/@n8n/design-system/src/v2/components/Select/Select.test.ts
+++ b/packages/frontend/@n8n/design-system/src/v2/components/Select/Select.test.ts
@@ -1,9 +1,22 @@
 import userEvent from '@testing-library/user-event';
 import { render, waitFor, within } from '@testing-library/vue';
 
-import type { SelectItem } from './Select.types';
+import type { SelectItem, SelectSizes, SelectVariants } from './Select.types';
 import Select from './Select.vue';
 
+const sizeCases: Array<[SelectSizes | undefined, string]> = [
+	[undefined, 'small'],
+	['xsmall', 'xsmall'],
+	['small', 'small'],
+	['medium', 'medium'],
+];
+
+const variantCases: Array<[SelectVariants | undefined, string]> = [
+	[undefined, 'default'],
+	['default', 'default'],
+	['ghost', 'ghost'],
+];
+
 async function getPopoverContainer(trigger: Element | null) {
 	const popoverId = trigger?.getAttribute('aria-controls');
 
@@ -52,12 +65,7 @@ describe('v2/components/Select', () => {
 	});
 
 	describe('sizes', () => {
-		test.each([
-			[undefined, 'Small'],
-			['xsmall' as const, 'XSmall'],
-			['small' as const, 'Small'],
-			['medium' as const, 'Medium'],
-		])('variant %s should apply %s class', (size, expected) => {
+		test.each(sizeCases)('size %s should apply %s class', (size, expected) => {
 			const wrapper = render(Select, {
 				props: {
 					items: ['Option 1'],
@@ -70,11 +78,7 @@ describe('v2/components/Select', () => {
 	});
 
 	describe('variants', () => {
-		test.each([
-			[undefined, 'Default'],
-			['default' as const, 'Default'],
-			['ghost' as const, 'Ghost'],
-		])('variant %s should apply %s class', (variant, expected) => {
+		test.each(variantCases)('variant %s should apply %s class', (variant, expected) => {
 			const wrapper = render(Select, {
 				props: {
 					items: ['Option 1'],
diff --git a/packages/frontend/@n8n/design-system/src/v2/components/Select/Select.vue b/packages/frontend/@n8n/design-system/src/v2/components/Select/Select.vue
index 2e9f7f9d175..268602623ed 100644
--- a/packages/frontend/@n8n/design-system/src/v2/components/Select/Select.vue
+++ b/packages/frontend/@n8n/design-system/src/v2/components/Select/Select.vue
@@ -74,16 +74,16 @@ defineExpose({
 });
 
 const variants: Record<SelectVariants, string> = {
-	default: $style.Default,
-	ghost: $style.Ghost,
+	default: $style.default,
+	ghost: $style.ghost,
 };
 
 const variant = computed(() => variants[props.variant]);
 
 const sizes: Record<SelectSizes, string> = {
-	xsmall: $style.XSmall,
-	small: $style.Small,
-	medium: $style.Medium,
+	xsmall: $style.xsmall,
+	small: $style.small,
+	medium: $style.medium,
 };
 const size = computed(() => sizes[props.size]);
 
@@ -96,9 +96,9 @@ const strokeWidths = {
 const iconStrokeWidth = computed(() => strokeWidths[props.size]);
 
 const labelSizes: Record<SelectSizes, string> = {
-	xsmall: $style.SelectLabelXSmall,
-	small: $style.SelectLabelSmall,
-	medium: $style.SelectLabelMedium,
+	xsmall: $style.selectLabelXsmall,
+	small: $style.selectLabelSmall,
+	medium: $style.selectLabelMedium,
 };
 const labelSize = computed(() => labelSizes[props.size]);
 
@@ -110,13 +110,13 @@ const groups = computed<SelectItemProps[]>(() => {
 					...item,
 					value: get(item, props.valueKey?.toString() ?? 'value'),
 					label: get(item, props.labelKey?.toString() ?? 'label'),
-					class: [$style.SelectItem, item.class, size.value],
+					class: [$style.selectItem, item.class, size.value],
 					strokeWidth: iconStrokeWidth.value,
 				}
 			: {
 					value: item,
 					label: String(item),
-					class: [$style.SelectItem, size.value],
+					class: [$style.selectItem, size.value],
 				};
 	});
 });
@@ -136,32 +136,32 @@ const groups = computed<SelectItemProps[]>(() => {
 			:id="id"
 			ref="trigger"
 			v-bind="$attrs"
-			:class="[$style.SelectTrigger, variant, size]"
+			:class="[$style.selectTrigger, variant, size]"
 			:aria-label="$attrs['aria-label'] ?? placeholder"
 		>
-			<Icon v-if="icon" :icon="icon" :class="$style.SelectedIcon" :stroke-width="iconStrokeWidth" />
-			<RSelectValue :placeholder="placeholder" :class="$style.SelectValue">
+			<Icon v-if="icon" :icon="icon" :class="$style.selectedIcon" :stroke-width="iconStrokeWidth" />
+			<RSelectValue :placeholder="placeholder" :class="$style.selectValue">
 				<slot :model-value="modelValue" :open="open" />
 			</RSelectValue>
-			<Icon icon="chevron-down" :class="$style.TrailingIcon" />
+			<Icon icon="chevron-down" :class="$style.trailingIcon" />
 		</SelectTrigger>
 
 		<SelectPortal>
-			<SelectContent :class="$style.SelectContent">
-				<SelectScrollUpButton :class="$style.SelectScrollButton">
+			<SelectContent :class="$style.selectContent">
+				<SelectScrollUpButton :class="$style.selectScrollButton">
 					<Icon icon="chevron-up" />
 				</SelectScrollUpButton>
 
-				<SelectViewport :class="$style.SelectViewport">
+				<SelectViewport :class="$style.selectViewport">
 					<SelectGroup>
 						<template v-for="(item, index) in groups" :key="`group-${index}`">
-							<SelectLabel v-if="item.type === 'label'" :class="[$style.SelectLabel, labelSize]">
+							<SelectLabel v-if="item.type === 'label'" :class="[$style.selectLabel, labelSize]">
 								{{ item.label }}
 							</SelectLabel>
 
 							<SelectSeparator
 								v-else-if="item.type === 'separator'"
-								:class="$style.SelectSeparator"
+								:class="$style.selectSeparator"
 								role="separator"
 							/>
 
@@ -182,7 +182,7 @@ const groups = computed<SelectItemProps[]>(() => {
 					</SelectGroup>
 				</SelectViewport>
 
-				<SelectScrollDownButton :class="$style.SelectScrollButton">
+				<SelectScrollDownButton :class="$style.selectScrollButton">
 					<Icon icon="chevron-down" />
 				</SelectScrollDownButton>
 			</SelectContent>
@@ -191,7 +191,7 @@ const groups = computed<SelectItemProps[]>(() => {
 </template>
 
 <style module>
-.SelectTrigger {
+.selectTrigger {
 	display: inline-flex;
 	align-items: center;
 	justify-content: flex-start;
@@ -228,44 +228,44 @@ const groups = computed<SelectItemProps[]>(() => {
 	}
 }
 
-.Default {
+.default {
 	border: var(--border);
 }
 
-.Ghost {
+.ghost {
 	/** nothing to see here */
 }
 
-.XSmall {
+.xsmall {
 	min-height: var(--spacing--lg);
 	padding: 0 var(--spacing--2xs);
 	font-size: var(--font-size--2xs);
 }
 
-.Small {
+.small {
 	min-height: 28px;
 	padding: 0 var(--spacing--xs);
 	font-size: var(--font-size--2xs);
 }
 
-.Medium {
+.medium {
 	min-height: 36px;
 	padding: 0 var(--spacing--xs);
 	font-size: var(--font-size--sm);
 	line-height: var(--line-height--sm);
 }
 
-.SelectedIcon {
+.selectedIcon {
 	flex-shrink: 0;
 }
 
-.TrailingIcon {
+.trailingIcon {
 	margin-left: auto;
 	flex-shrink: 0;
 	color: var(--color--text--shade-1);
 }
 
-.SelectContent {
+.selectContent {
 	overflow: hidden;
 	border-radius: var(--radius);
 	border: var(--border);
@@ -278,17 +278,17 @@ const groups = computed<SelectItemProps[]>(() => {
 	z-index: 999999;
 }
 
-.SelectViewport {
+.selectViewport {
 	padding: var(--spacing--4xs);
 }
 
-.SelectValue {
+.selectValue {
 	overflow: hidden;
 	text-overflow: ellipsis;
 	white-space: nowrap;
 }
 
-.SelectItem {
+.selectItem {
 	font-size: var(--font-size--xs);
 	line-height: 1;
 	border-radius: var(--radius);
@@ -315,30 +315,30 @@ const groups = computed<SelectItemProps[]>(() => {
 	}
 }
 
-.SelectLabel {
+.selectLabel {
 	padding: var(--spacing--3xs) var(--spacing--2xs) var(--spacing--4xs);
 	color: var(--color--text--tint-1);
 }
 
-.SelectLabelMedium {
+.selectLabelMedium {
 	font-size: var(--font-size--2xs);
 }
 
-.SelectLabelSmall {
+.selectLabelSmall {
 	font-size: var(--font-size--2xs);
 }
 
-.SelectLabelXSmall {
+.selectLabelXsmall {
 	font-size: var(--font-size--2xs);
 }
 
-.SelectSeparator {
+.selectSeparator {
 	height: 1px;
 	background-color: var(--border-color);
 	margin: var(--spacing--3xs);
 }
 
-.SelectItemIndicator {
+.selectItemIndicator {
 	position: absolute;
 	left: 0;
 	width: 25px;
@@ -347,7 +347,7 @@ const groups = computed<SelectItemProps[]>(() => {
 	justify-content: center;
 }
 
-.SelectScrollButton {
+.selectScrollButton {
 	display: flex;
 	align-items: center;
 	justify-content: center;
diff --git a/packages/frontend/@n8n/design-system/src/v2/components/Select/SelectItem.vue b/packages/frontend/@n8n/design-system/src/v2/components/Select/SelectItem.vue
index 55cd76eb92c..0b3ef0a18fe 100644
--- a/packages/frontend/@n8n/design-system/src/v2/components/Select/SelectItem.vue
+++ b/packages/frontend/@n8n/design-system/src/v2/components/Select/SelectItem.vue
@@ -15,11 +15,11 @@ function isAcceptable(value?: SelectValue) {
 }
 
 const leadingProps = computed(() => ({
-	class: $style.ItemLeading,
+	class: $style.itemLeading,
 	strokeWidth: props.strokeWidth,
 }));
 const trailingProps = computed(() => ({
-	class: $style.ItemTrailing,
+	class: $style.itemTrailing,
 	strokeWidth: props.strokeWidth,
 }));
 </script>
@@ -35,7 +35,7 @@ const trailingProps = computed(() => ({
 			<Icon v-if="props.icon" :icon="props.icon" v-bind="leadingProps" />
 		</slot>
 
-		<SelectItemText :class="$style.ItemText">
+		<SelectItemText :class="$style.itemText">
 			<slot name="item-label" :item="props">
 				{{ props.label }}
 			</slot>
@@ -43,22 +43,22 @@ const trailingProps = computed(() => ({
 
 		<slot name="item-trailing" :item="props" :ui="trailingProps" />
 		<SelectItemIndicator as-child>
-			<Icon icon="check" :class="$style.ItemIndicator" />
+			<Icon icon="check" :class="$style.itemIndicator" />
 		</SelectItemIndicator>
 	</SelectItem>
 </template>
 
 <style module>
-.ItemLeading {
+.itemLeading {
 	flex-shrink: 0;
 }
 
-.ItemText {
+.itemText {
 	flex-grow: 1;
 }
 
-.ItemIndicator,
-.ItemTrailing {
+.itemIndicator,
+.itemTrailing {
 	margin-left: auto;
 	flex-shrink: 0;
 }