diff --git a/miniprogram/pages/main/journal-map/index.less b/miniprogram/pages/main/journal-map/index.less
index 7f211c4..a456f48 100644
--- a/miniprogram/pages/main/journal-map/index.less
+++ b/miniprogram/pages/main/journal-map/index.less
@@ -87,6 +87,7 @@
 		left: 0;
 		right: 0;
 		bottom: 0;
+		height: 61.8vh;
 		z-index: 999;
 		display: flex;
 		position: fixed;
diff --git a/miniprogram/pages/main/journal-map/index.ts b/miniprogram/pages/main/journal-map/index.ts
index 8b283b9..06777f0 100644
--- a/miniprogram/pages/main/journal-map/index.ts
+++ b/miniprogram/pages/main/journal-map/index.ts
@@ -41,7 +41,6 @@ interface JournalMapData {
 	customCalloutMarkerIds: number[];
 	selectedMarker: JournalMarker | null;
 	isLoading: boolean;
-	detailHeight: number;
 }
 
 Page({
@@ -54,16 +53,9 @@ Page({
 		customCalloutMarkerIds: [],
 		selectedMarker: null,
 		isLoading: true,
-		detailHeight: 0
 	},
 	async onLoad() {
 		await this.loadJournals();
-		// 获取窗口高度，固定详情面板为 1/2 高度
-		const windowInfo = wx.getWindowInfo();
-		const windowHeight = windowInfo.windowHeight;
-		this.setData({
-			detailHeight: windowHeight * 0.5
-		});
 	},
 	/** 加载所有记录 */
 	async loadJournals() {
diff --git a/miniprogram/pages/main/journal-map/index.wxml b/miniprogram/pages/main/journal-map/index.wxml
index 3a71f87..0417b0b 100644
--- a/miniprogram/pages/main/journal-map/index.wxml
+++ b/miniprogram/pages/main/journal-map/index.wxml
@@ -31,11 +31,7 @@
 	<cover-view wx:if="{{isLoading}}" class="loading">
 		<cover-view class="loading-text">加载中...</cover-view>
 	</cover-view>
-	<cover-view
-		wx:if="{{selectedMarker}}"
-		class="marker-detail"
-		style="height: {{detailHeight}}px"
-	>
+	<cover-view wx:if="{{selectedMarker}}" class="marker-detail">
 		<cover-view class="detail-content">
 			<cover-view class="header">
 				<cover-view class="info">