refactor(client): use css modules

packages/frontend/src/components/form/split.vue

 <template>
-<div class="terlnhxf">
+<div :class="$style.root">
 	<slot></slot>
 </div>
 </template>
 
 <script lang="ts" setup>
+import { provide } from 'vue';
+
 const props = withDefaults(defineProps<{
 	minWidth?: number;
 }>(), {
 	minWidth: 210,
 });
 
+provide('splited', true);
+
 const minWidth = props.minWidth + 'px';
 </script>
 
-<style lang="scss" scoped>
-.terlnhxf {
+<style lang="scss" module>
+.root {
 	display: grid;
 	grid-template-columns: repeat(auto-fill, minmax(v-bind('minWidth'), 1fr));
 	grid-gap: 12px;
-
-	> ::v-deep(*) {
-		margin: 0 !important;
-	}
 }
 </style>