diff --git a/商家端web/数据分析/商品分析.html b/商家端web/数据分析/商品分析.html
index ca57eb3..4f44785 100644
--- a/商家端web/数据分析/商品分析.html
+++ b/商家端web/数据分析/商品分析.html
@@ -226,8 +226,7 @@
                 <div class="filter-item">
                     <label for="dateRange">日期范围:</label>
                     <select id="dateRange">
-                        <option value="today">今天</option>
-                        <option value="yesterday">昨天</option>
+                        <option value="today">近1天</option>
                         <option value="week" selected>近7天</option>
                         <option value="month">近30天</option>
                         <option value="custom">自定义</option>
diff --git a/商家端web/数据分析/客户分析.html b/商家端web/数据分析/客户分析.html
index 3c0c9bc..250ac9e 100644
--- a/商家端web/数据分析/客户分析.html
+++ b/商家端web/数据分析/客户分析.html
@@ -323,13 +323,26 @@
         <div class="filter-section">
             <div class="filter-row">
                 <div class="filter-item">
-                    <label>时间范围</label>
+                    <label for="dateRange">日期范围:</label>
+                    <select id="dateRange">
+                        <option value="today">近1天</option>
+                        <option value="week" selected>近7天</option>
+                        <option value="month">近30天</option>
+                        <option value="custom">自定义</option>
+                    </select>
+                </div>
+                <div class="filter-item" id="customDateRange" style="display: none;">
+                    <label for="startDate">开始日期:</label>
                     <input type="date" id="startDate">
-                    <span style="margin: 0 5px;">至</span>
+                    <label for="endDate">结束日期:</label>
                     <input type="date" id="endDate">
                 </div>
-                <button class="btn btn-primary" onclick="queryData()">查询</button>
-                <button class="btn btn-success" onclick="exportData()">导出</button>
+                <button class="btn btn-primary" onclick="queryData()">
+                    <span>查询</span>
+                </button>
+                <button class="btn btn-success" onclick="exportData()">
+                    <span>导出</span>
+                </button>
             </div>
         </div>
 
@@ -482,13 +495,6 @@
             chartData.push(0);
         }
 
-        // 设置默认日期范围（最近30天）
-        const today = new Date();
-        const thirtyDaysAgo = new Date();
-        thirtyDaysAgo.setDate(today.getDate() - 30);
-
-        document.getElementById('startDate').valueAsDate = thirtyDaysAgo;
-        document.getElementById('endDate').valueAsDate = today;
 
         // 图表配置
         const chartConfig = {
@@ -624,22 +630,37 @@
             options: chartConfig
         });
 
+        // 日期范围选择
+        document.getElementById('dateRange').addEventListener('change', function() {
+            const customDateRange = document.getElementById('customDateRange');
+            if (this.value === 'custom') {
+                customDateRange.style.display = 'flex';
+            } else {
+                customDateRange.style.display = 'none';
+            }
+        });
+
         // 查询数据函数
         function queryData() {
-            const startDate = document.getElementById('startDate').value;
-            const endDate = document.getElementById('endDate').value;
+            const dateRange = document.getElementById('dateRange').value;
+            let startDate, endDate;
 
-            if (!startDate || !endDate) {
-                showNotification('请选择时间范围', 'error');
-                return;
+            if (dateRange === 'custom') {
+                startDate = document.getElementById('startDate').value;
+                endDate = document.getElementById('endDate').value;
+
+                if (!startDate || !endDate) {
+                    showNotification('请选择时间范围', 'error');
+                    return;
+                }
+
+                if (new Date(startDate) > new Date(endDate)) {
+                    showNotification('开始时间不能大于结束时间', 'error');
+                    return;
+                }
             }
 
-            if (new Date(startDate) > new Date(endDate)) {
-                showNotification('开始时间不能大于结束时间', 'error');
-                return;
-            }
-
-            console.log('查询参数:', { startDate, endDate });
+            console.log('查询参数:', { dateRange, startDate, endDate });
 
             updateStatsCards();
             updateCharts();
@@ -649,12 +670,16 @@
 
         // 导出数据函数
         function exportData() {
-            const startDate = document.getElementById('startDate').value;
-            const endDate = document.getElementById('endDate').value;
+            const dateRange = document.getElementById('dateRange').value;
 
-            if (!startDate || !endDate) {
-                showNotification('请选择时间范围', 'error');
-                return;
+            if (dateRange === 'custom') {
+                const startDate = document.getElementById('startDate').value;
+                const endDate = document.getElementById('endDate').value;
+
+                if (!startDate || !endDate) {
+                    showNotification('请选择时间范围', 'error');
+                    return;
+                }
             }
 
             console.log('导出数据');
diff --git a/商家端web/数据分析/订单分析.html b/商家端web/数据分析/订单分析.html
index c3459b6..8a09453 100644
--- a/商家端web/数据分析/订单分析.html
+++ b/商家端web/数据分析/订单分析.html
@@ -210,8 +210,7 @@
                 <div class="filter-item">
                     <label for="dateRange">日期范围:</label>
                     <select id="dateRange">
-                        <option value="today">今天</option>
-                        <option value="yesterday">昨天</option>
+                        <option value="today">近1天</option>
                         <option value="week" selected>近7天</option>
                         <option value="month">近30天</option>
                         <option value="custom">自定义</option>