diff --git a/packages/client/src/components/MkFolder.vue b/packages/client/src/components/MkFolder.vue
index 280d52984..3ef54d920 100644
--- a/packages/client/src/components/MkFolder.vue
+++ b/packages/client/src/components/MkFolder.vue
@@ -1,260 +1,195 @@
 <template>
-	<div ref="rootEl" :class="$style.root" role="group" :aria-expanded="opened">
-		<MkStickyContainer>
-			<template #header>
-				<div
-					:class="[$style.header, { [$style.opened]: opened }]"
-					class="_button"
-					role="button"
-					data-cy-folder-header
-					@click="toggle"
-				>
-					<div :class="$style.headerIcon">
-						<slot name="icon"></slot>
-					</div>
-					<div :class="$style.headerText">
-						<div :class="$style.headerTextMain">
-							<MkCondensedLine :minScale="2 / 3"
-								><slot name="label"></slot
-							></MkCondensedLine>
-						</div>
-						<div :class="$style.headerTextSub">
-							<slot name="caption"></slot>
-						</div>
-					</div>
-					<div :class="$style.headerRight">
-						<span :class="$style.headerRightText"
-							><slot name="suffix"></slot
-						></span>
-						<i v-if="opened" class="ti ti-chevron-up icon"></i>
-						<i v-else class="ti ti-chevron-down icon"></i>
-					</div>
-				</div>
-			</template>
-
-			<div
-				v-if="openedAtLeastOnce"
-				:class="[$style.body, { [$style.bgSame]: bgSame }]"
-				:style="{
-					maxHeight: maxHeight ? `${maxHeight}px` : null,
-					overflow: maxHeight ? `auto` : null,
-				}"
-				:aria-hidden="!opened"
-			>
-				<Transition
-					:enterActiveClass="
-						defaultStore.state.animation
-							? $style.transition_toggle_enterActive
-							: ''
-					"
-					:leaveActiveClass="
-						defaultStore.state.animation
-							? $style.transition_toggle_leaveActive
-							: ''
-					"
-					:enterFromClass="
-						defaultStore.state.animation
-							? $style.transition_toggle_enterFrom
-							: ''
-					"
-					:leaveToClass="
-						defaultStore.state.animation
-							? $style.transition_toggle_leaveTo
-							: ''
-					"
-					@enter="enter"
-					@afterEnter="afterEnter"
-					@leave="leave"
-					@afterLeave="afterLeave"
-				>
-					<KeepAlive>
-						<div v-show="opened">
-							<MkSpacer :marginMin="14" :marginMax="22">
-								<slot></slot>
-							</MkSpacer>
-						</div>
-					</KeepAlive>
-				</Transition>
+	<div v-size="{ max: [500] }" class="ssazuxis">
+		<header
+			class="_button"
+			:style="{ background: bg }"
+			@click="showBody = !showBody"
+		>
+			<div class="title"><slot name="header"></slot></div>
+			<div class="divider"></div>
+			<button class="_button">
+				<template v-if="showBody"
+					><i class="ph-caret-up ph-bold ph-lg"></i
+				></template>
+				<template v-else
+					><i class="ph-caret-down ph-bold ph-lg"></i
+				></template>
+			</button>
+		</header>
+		<transition
+			:name="$store.state.animation ? 'folder-toggle' : ''"
+			@enter="enter"
+			@after-enter="afterEnter"
+			@leave="leave"
+			@after-leave="afterLeave"
+		>
+			<div v-show="showBody">
+				<slot></slot>
 			</div>
-		</MkStickyContainer>
+		</transition>
 	</div>
 </template>
 
-<script lang="ts" setup>
-import { nextTick, onMounted } from "vue";
-import { defaultStore } from "@/store";
+<script lang="ts">
+import { defineComponent } from "vue";
+import tinycolor from "tinycolor2";
 
-const props = withDefaults(
-	defineProps<{
-		defaultOpen?: boolean;
-		maxHeight?: number | null;
-	}>(),
-	{
-		defaultOpen: false,
-		maxHeight: null,
-	}
-);
+const localStoragePrefix = "ui:folder:";
 
-const getBgColor = (el: HTMLElement) => {
-	const style = window.getComputedStyle(el);
-	if (
-		style.backgroundColor &&
-		!["rgba(0, 0, 0, 0)", "rgba(0,0,0,0)", "transparent"].includes(
-			style.backgroundColor
-		)
-	) {
-		return style.backgroundColor;
-	} else {
-		return el.parentElement ? getBgColor(el.parentElement) : "transparent";
-	}
-};
+export default defineComponent({
+	props: {
+		expanded: {
+			type: Boolean,
+			required: false,
+			default: true,
+		},
+		persistKey: {
+			type: String,
+			required: false,
+			default: null,
+		},
+	},
+	data() {
+		return {
+			bg: null,
+			showBody:
+				this.persistKey &&
+				localStorage.getItem(localStoragePrefix + this.persistKey)
+					? localStorage.getItem(
+							localStoragePrefix + this.persistKey
+					  ) === "t"
+					: this.expanded,
+		};
+	},
+	watch: {
+		showBody() {
+			if (this.persistKey) {
+				localStorage.setItem(
+					localStoragePrefix + this.persistKey,
+					this.showBody ? "t" : "f"
+				);
+			}
+		},
+	},
+	mounted() {
+		function getParentBg(el: Element | null): string {
+			if (el == null || el.tagName === "BODY") return "var(--bg)";
+			const bg = el.style.background || el.style.backgroundColor;
+			if (bg) {
+				return bg;
+			} else {
+				return getParentBg(el.parentElement);
+			}
+		}
+		const rawBg = getParentBg(this.$el);
+		const bg = tinycolor(
+			rawBg.startsWith("var(")
+				? getComputedStyle(document.documentElement).getPropertyValue(
+						rawBg.slice(4, -1)
+				  )
+				: rawBg
+		);
+		bg.setAlpha(0.85);
+		this.bg = bg.toRgbString();
+	},
+	methods: {
+		toggleContent(show: boolean) {
+			this.showBody = show;
+		},
 
-let rootEl = $shallowRef<HTMLElement>();
-let bgSame = $ref(false);
-let opened = $ref(props.defaultOpen);
-let openedAtLeastOnce = $ref(props.defaultOpen);
-
-function enter(el) {
-	const elementHeight = el.getBoundingClientRect().height;
-	el.style.height = 0;
-	el.offsetHeight; // reflow
-	el.style.height =
-		Math.min(elementHeight, props.maxHeight ?? Infinity) + "px";
-}
-
-function afterEnter(el) {
-	el.style.height = null;
-}
-
-function leave(el) {
-	const elementHeight = el.getBoundingClientRect().height;
-	el.style.height = elementHeight + "px";
-	el.offsetHeight; // reflow
-	el.style.height = 0;
-}
-
-function afterLeave(el) {
-	el.style.height = null;
-}
-
-function toggle() {
-	if (!opened) {
-		openedAtLeastOnce = true;
-	}
-
-	nextTick(() => {
-		opened = !opened;
-	});
-}
-
-onMounted(() => {
-	const computedStyle = getComputedStyle(document.documentElement);
-	const parentBg = getBgColor(rootEl.parentElement);
-	const myBg = computedStyle.getPropertyValue("--panel");
-	bgSame = parentBg === myBg;
+		enter(el) {
+			const elementHeight = el.getBoundingClientRect().height;
+			el.style.height = 0;
+			el.offsetHeight; // reflow
+			el.style.height = elementHeight + "px";
+		},
+		afterEnter(el) {
+			el.style.height = null;
+		},
+		leave(el) {
+			const elementHeight = el.getBoundingClientRect().height;
+			el.style.height = elementHeight + "px";
+			el.offsetHeight; // reflow
+			el.style.height = 0;
+		},
+		afterLeave(el) {
+			el.style.height = null;
+		},
+	},
 });
 </script>
 
-<style lang="scss" module>
-.transition_toggle_enterActive,
-.transition_toggle_leaveActive {
-	overflow-y: clip;
-	transition: opacity 0.3s, height 0.3s, transform 0.3s !important;
+<style lang="scss" scoped>
+.folder-toggle-enter-active,
+.folder-toggle-leave-active {
+	overflow-y: hidden;
+	transition: opacity 0.5s, height 0.5s !important;
 }
-.transition_toggle_enterFrom,
-.transition_toggle_leaveTo {
+.folder-toggle-enter-from {
+	opacity: 0;
+}
+.folder-toggle-leave-to {
 	opacity: 0;
 }
 
-.root {
-	display: block;
-}
+.ssazuxis {
+	position: relative;
 
-.header {
-	display: flex;
-	align-items: center;
-	width: 100%;
-	box-sizing: border-box;
-	padding: 9px 12px 9px 12px;
-	background: var(--buttonBg);
-	-webkit-backdrop-filter: var(--blur, blur(15px));
-	backdrop-filter: var(--blur, blur(15px));
-	border-radius: 6px;
-	transition: border-radius 0.3s;
+	> header {
+		display: flex;
+		position: relative;
+		z-index: 10;
+		position: sticky;
+		top: var(--stickyTop, 0px);
+		padding: var(--x-padding);
+		-webkit-backdrop-filter: var(--blur, blur(8px));
+		backdrop-filter: var(--blur, blur(20px));
+		margin-inline: -12px;
+		padding-inline: 12px;
+		mask: linear-gradient(
+			to right,
+			transparent,
+			black 12px calc(100% - 12px),
+			transparent
+		);
+		-webkit-mask: linear-gradient(
+			to right,
+			transparent,
+			black 12px calc(100% - 12px),
+			transparent
+		);
 
-	&:hover {
-		text-decoration: none;
-		background: var(--buttonHoverBg);
+		> .title {
+			margin: 0;
+			padding: 12px 16px 12px 0;
+
+			> i {
+				margin-right: 6px;
+			}
+
+			&:empty {
+				display: none;
+			}
+		}
+
+		> .divider {
+			flex: 1;
+			margin: auto;
+			height: 1px;
+			background: var(--divider);
+		}
+
+		> button {
+			padding: 12px 0 12px 16px;
+		}
 	}
 
-	&.active {
-		color: var(--accent);
-		background: var(--buttonHoverBg);
-	}
-
-	&.opened {
-		border-radius: 6px 6px 0 0;
-	}
-}
-
-.headerUpper {
-	display: flex;
-	align-items: center;
-}
-
-.headerLower {
-	color: var(--fgTransparentWeak);
-	font-size: 0.85em;
-	padding-left: 4px;
-}
-
-.headerIcon {
-	margin-right: 0.75em;
-	flex-shrink: 0;
-	text-align: center;
-	opacity: 0.8;
-
-	&:empty {
-		display: none;
-
-		& + .headerText {
-			padding-left: 4px;
+	&.max-width_500px {
+		> header {
+			> .title {
+				padding: 8px 10px 8px 0;
+			}
 		}
 	}
 }
-
-.headerText {
-	white-space: nowrap;
-	text-overflow: ellipsis;
-	overflow: hidden;
-	padding-right: 12px;
-}
-
-.headerTextMain {
-}
-
-.headerTextSub {
-	color: var(--fgTransparentWeak);
-	font-size: 0.85em;
-}
-
-.headerRight {
-	margin-left: auto;
-	color: var(--fgTransparentWeak);
-	white-space: nowrap;
-}
-
-.headerRightText:not(:empty) {
-	margin-right: 0.75em;
-}
-
-.body {
-	background: var(--panel);
-	border-radius: 0 0 6px 6px;
-	container-type: inline-size;
-
-	&.bgSame {
-		background: var(--bg);
-	}
-}
 </style>