diff --git a/pending_bookings.php b/pending_bookings.php
index 7c4f59b..ce65648 100644
--- a/pending_bookings.php
+++ b/pending_bookings.php
@@ -682,7 +682,7 @@ try {
                                 
                                 <div class="form-row">
                                     <div class="form-group">
-                                        <label for="duration_<?php echo $submission['id']; ?>">服务时长（分钟）</label>
+                                        <label for="customDuration_<?php echo $submission['id']; ?>">服务时长（分钟）</label>
                                         <div class="quick-duration">
                                             <button type="button" class="duration-btn" data-duration="60" onclick="selectDuration(<?php echo $submission['id']; ?>, 60)">1小时</button>
                                             <button type="button" class="duration-btn" data-duration="90" onclick="selectDuration(<?php echo $submission['id']; ?>, 90)">1.5小时</button>
@@ -692,10 +692,9 @@ try {
                                             <button type="button" class="duration-btn" data-duration="480" onclick="selectDuration(<?php echo $submission['id']; ?>, 480)">8小时</button>
                                             <button type="button" class="duration-btn" data-duration="600" onclick="selectDuration(<?php echo $submission['id']; ?>, 600)">10小时</button>
                                             <button type="button" class="duration-btn" data-duration="720" onclick="selectDuration(<?php echo $submission['id']; ?>, 720)">12小时</button>
-                                            <input type="number" id="customDuration_<?php echo $submission['id']; ?>" min="30" step="30" value="60" style="width: 80px; margin-left: 10px;">
+                                            <input type="number" id="customDuration_<?php echo $submission['id']; ?>" name="duration" min="30" step="30" value="60" style="width: 80px; margin-left: 10px; margin-top: 10px;" required>
                                             <button type="button" class="btn btn-sm" onclick="applyCustomDuration(<?php echo $submission['id']; ?>)">确定</button>
                                         </div>
-                                        <input type="number" id="duration_<?php echo $submission['id']; ?>" name="duration" min="30" step="30" value="60" required style="margin-top: 10px;">
                                     </div>
                                 </div>
                                 
@@ -932,7 +931,7 @@ try {
                 }
                 
                 // 使用两种方式获取时长输入框，确保万无一失
-                const durationInputById = document.getElementById('duration_' + submissionId);
+                const durationInputById = document.getElementById('customDuration_' + submissionId);
                 const durationInputByName = form.querySelector('input[name="duration"]');
                 
                 console.log('Duration inputs found - by ID:', durationInputById ? 'Yes' : 'No', 'by Name:', durationInputByName ? 'Yes' : 'No');
@@ -992,7 +991,7 @@ try {
                 return;
             }
             
-            // 使用两种方式获取表单，确保找到正确的表单
+            // 使用多种方式获取表单，确保找到正确的表单
             let form = null;
             
             // 方式1：通过套餐选择元素获取表单
@@ -1004,10 +1003,10 @@ try {
             
             // 方式2：如果方式1失败，通过时长输入框获取表单
             if (!form) {
-                const durationInputById = document.getElementById('duration_' + submissionId);
-                if (durationInputById) {
-                    form = durationInputById.closest('form');
-                    console.log('Form found via durationInputById:', form ? 'Yes' : 'No');
+                const durationInput = document.getElementById('customDuration_' + submissionId);
+                if (durationInput) {
+                    form = durationInput.closest('form');
+                    console.log('Form found via durationInput:', form ? 'Yes' : 'No');
                 }
             }
             
@@ -1020,24 +1019,13 @@ try {
                 }
             }
             
-            // 方式4：如果还是失败，尝试通过自定义时长输入框找到表单
-            if (!form) {
-                const customDurationInput = document.getElementById('customDuration_' + submissionId);
-                if (customDurationInput) {
-                    form = customDurationInput.closest('form');
-                    console.log('Form found via customDurationInput:', form ? 'Yes' : 'No');
-                }
-            }
-            
             if (!form) {
                 console.error('❌ Form not found for submissionId:', submissionId);
                 return;
             }
             
-            // 使用两种方式获取时长输入框，确保万无一失
-            const durationInputById = document.getElementById('duration_' + submissionId);
-            const durationInputByName = form.querySelector('input[name="duration"]');
-            const durationInput = durationInputById || durationInputByName;
+            // 获取唯一的时长输入框（现在同时用于显示和提交）
+            const durationInput = document.getElementById('customDuration_' + submissionId);
             
             if (durationInput) {
                 // 强制设置时长值
@@ -1049,15 +1037,6 @@ try {
                 console.error('❌ Duration input not found for submissionId:', submissionId);
             }
             
-            // 更新自定义时长输入框
-            const customDurationInput = document.getElementById('customDuration_' + submissionId);
-            if (customDurationInput) {
-                customDurationInput.value = minutes;
-                console.log('✅ Custom duration input updated to:', minutes);
-            } else {
-                console.error('❌ Custom duration input not found for submissionId:', submissionId);
-            }
-            
             // 获取当前表单的时长按钮
             const durationButtons = form.querySelectorAll('.duration-btn');
             console.log('Found duration buttons:', durationButtons.length);