diff --git a/pages.json b/pages.json
index 9798a1a..c49f25a 100644
--- a/pages.json
+++ b/pages.json
@@ -61,6 +61,13 @@
 				"navigationBarTitleText": "提交详情"
 		
 			}
+		},
+		{
+			"path": "pages/apply-delay/index",
+			"style": {
+				"navigationBarTitleText": "申请详情",
+				"navigationStyle": "custom"
+			}
 		}
 	],
 
diff --git a/pages/apply-delay/index.vue b/pages/apply-delay/index.vue
new file mode 100644
index 0000000..1527e08
--- /dev/null
+++ b/pages/apply-delay/index.vue
@@ -0,0 +1,652 @@
+<template>
+  <view class="apply-delay-page">
+    <!-- 自定义导航栏 -->
+    <view class="custom-navbar">
+      <view class="navbar-content">
+        <text class="nav-btn" @click="handleCancel">✕</text>
+        <text class="nav-title">申请详情</text>
+        <text class="nav-btn"></text>
+      </view>
+    </view>
+
+    <!-- 内容区域 -->
+    <scroll-view class="content-scroll" scroll-y>
+      <view class="scroll-content">
+        <!-- 申请说明输入框 -->
+        <view class="form-item">
+          <view class="input-wrapper">
+            <text class="input-icon">📄</text>
+            <input 
+              v-model="formData.description" 
+              class="description-input" 
+              placeholder="输入申请说明" 
+              placeholder-style="color: #999;"
+            />
+          </view>
+        </view>
+
+        <!-- 日历选择器 -->
+        <view class="calendar-section">
+          <!-- 月份切换栏 -->
+          <view class="month-header">
+            <view class="month-nav-btn" @click="prevMonth">
+              <text>‹</text>
+            </view>
+            <view class="month-title">{{ currentYear }}年{{ currentMonth }}月</view>
+            <view class="month-nav-btn" @click="nextMonth">
+              <text>›</text>
+            </view>
+          </view>
+
+          <!-- 星期标题 -->
+          <view class="weekdays">
+            <view class="weekday-item" v-for="day in weekdays" :key="day">{{ day }}</view>
+          </view>
+
+          <!-- 日历网格 -->
+          <view class="calendar-grid">
+            <view 
+              class="calendar-day"
+              v-for="(dayObj, index) in currentMonthDays"
+              :key="index"
+              :class="{
+                'other-month': !dayObj.isCurrentMonth,
+                'today': isToday(dayObj),
+                'selected': isSelected(dayObj)
+              }"
+              @click="selectDate(dayObj)"
+            >
+              <text class="day-number">{{ dayObj.day }}</text>
+              <view class="today-mark" v-if="isToday(dayObj) && !isSelected(dayObj)">
+                <text>今</text>
+              </view>
+            </view>
+          </view>
+        </view>
+
+        <!-- 具体时间选择 -->
+        <view class="form-item time-item" @click="openTimePicker">
+          <text class="time-label">具体时间</text>
+          <view class="time-value-wrapper">
+            <text class="time-value">{{ selectedTime }}</text>
+            <text class="arrow">›</text>
+          </view>
+        </view>
+      </view>
+    </scroll-view>
+
+    <!-- 时间选择器弹窗 -->
+    <view v-if="showTimePicker" class="modal-mask" @click="closeTimePicker">
+      <view class="modal-content time-modal" @click.stop>
+        <view class="modal-title">选择时间</view>
+        <picker
+          mode="multiSelector"
+          :value="timePickerIndex"
+          :range="timePickerRange"
+          @change="handleTimeChange"
+        >
+          <view class="picker-display">
+            {{ selectedTime }}
+          </view>
+        </picker>
+        <view class="modal-buttons">
+          <button class="modal-btn" @click="closeTimePicker">取消</button>
+          <button class="modal-btn primary" @click="closeTimePicker">确定</button>
+        </view>
+      </view>
+    </view>
+
+    <!-- 确认提交按钮 -->
+    <view class="submit-button-wrapper">
+      <uv-button 
+        type="primary" 
+        size="normal" 
+        :disabled="!canSubmit"
+        @click="handleSubmit"
+      >
+        确认提交
+      </uv-button>
+    </view>
+  </view>
+</template>
+
+<script setup>
+import { ref, computed, onMounted } from 'vue';
+import { onLoad } from '@dcloudio/uni-app';
+
+// 表单数据
+const formData = ref({
+  description: '',
+  selectedDate: '',
+  selectedTime: '18:00'
+});
+
+// 任务ID
+const taskId = ref(null);
+
+// 当前显示的年月
+const currentYear = ref(new Date().getFullYear());
+const currentMonth = ref(new Date().getMonth() + 1);
+
+// 选中的日期
+const selectedDate = ref(new Date().toISOString().slice(0, 10));
+
+// 星期标题
+const weekdays = ['日', '一', '二', '三', '四', '五', '六'];
+
+// 时间选择器
+const showTimePicker = ref(false);
+const timePickerIndex = ref([18, 0]); // [小时, 分钟]
+const timePickerRange = ref([
+  Array.from({ length: 24 }, (_, i) => String(i).padStart(2, '0')),
+  Array.from({ length: 60 }, (_, i) => String(i).padStart(2, '0'))
+]);
+
+// 获取月份的第一天是星期几（0-6，0是星期日）
+const getFirstDayOfMonth = (year, month) => {
+  return new Date(year, month - 1, 1).getDay();
+};
+
+// 获取月份的天数
+const getDaysInMonth = (year, month) => {
+  return new Date(year, month, 0).getDate();
+};
+
+// 生成月份的日期数组（包含前后月份的填充日期）
+const generateMonthDays = (year, month) => {
+  const firstDay = getFirstDayOfMonth(year, month);
+  const daysInMonth = getDaysInMonth(year, month);
+  const days = [];
+  
+  // 计算上个月的最后几天
+  const prevMonth = month === 1 ? 12 : month - 1;
+  const prevYear = month === 1 ? year - 1 : year;
+  const prevMonthDays = getDaysInMonth(prevYear, prevMonth);
+  
+  // 填充前面月份的日期（从最后几天开始）
+  if (firstDay > 0) {
+    for (let i = firstDay - 1; i >= 0; i--) {
+      days.push({
+        day: prevMonthDays - i,
+        year: prevYear,
+        month: prevMonth,
+        isCurrentMonth: false
+      });
+    }
+  }
+  
+  // 填充当前月份的日期
+  for (let i = 1; i <= daysInMonth; i++) {
+    days.push({
+      day: i,
+      year: year,
+      month: month,
+      isCurrentMonth: true
+    });
+  }
+  
+  // 填充后面月份的日期（确保有6行，即42个格子）
+  const totalDays = days.length;
+  const remainingDays = 42 - totalDays;
+  const nextMonth = month === 12 ? 1 : month + 1;
+  const nextYear = month === 12 ? year + 1 : year;
+  
+  for (let i = 1; i <= remainingDays; i++) {
+    days.push({
+      day: i,
+      year: nextYear,
+      month: nextMonth,
+      isCurrentMonth: false
+    });
+  }
+  
+  return days;
+};
+
+// 当前月份的日期数组
+const currentMonthDays = computed(() => {
+  return generateMonthDays(currentYear.value, currentMonth.value);
+});
+
+// 判断是否是今天
+const isToday = (dayObj) => {
+  if (!dayObj || !dayObj.day) return false;
+  const today = new Date();
+  return (
+    dayObj.year === today.getFullYear() &&
+    dayObj.month === today.getMonth() + 1 &&
+    dayObj.day === today.getDate()
+  );
+};
+
+// 判断是否被选中
+const isSelected = (dayObj) => {
+  if (!dayObj || !dayObj.day) return false;
+  const selected = new Date(selectedDate.value);
+  return (
+    dayObj.year === selected.getFullYear() &&
+    dayObj.month === selected.getMonth() + 1 &&
+    dayObj.day === selected.getDate()
+  );
+};
+
+// 格式化日期为 YYYY-MM-DD
+const formatDate = (year, month, day) => {
+  const m = String(month).padStart(2, '0');
+  const d = String(day).padStart(2, '0');
+  return `${year}-${m}-${d}`;
+};
+
+// 选择日期
+const selectDate = (dayObj) => {
+  if (!dayObj || !dayObj.day) return;
+  const dateStr = formatDate(dayObj.year, dayObj.month, dayObj.day);
+  selectedDate.value = dateStr;
+  formData.value.selectedDate = dateStr;
+  
+  // 如果选择的是其他月份的日期，切换到对应月份
+  if (!dayObj.isCurrentMonth) {
+    currentYear.value = dayObj.year;
+    currentMonth.value = dayObj.month;
+  }
+};
+
+// 上一个月
+const prevMonth = () => {
+  if (currentMonth.value === 1) {
+    currentMonth.value = 12;
+    currentYear.value -= 1;
+  } else {
+    currentMonth.value -= 1;
+  }
+};
+
+// 下一个月
+const nextMonth = () => {
+  if (currentMonth.value === 12) {
+    currentMonth.value = 1;
+    currentYear.value += 1;
+  } else {
+    currentMonth.value += 1;
+  }
+};
+
+// 格式化时间
+const formatTime = (hour, minute) => {
+  return `${String(hour).padStart(2, '0')}:${String(minute).padStart(2, '0')}`;
+};
+
+// 选中的时间显示
+const selectedTime = computed(() => {
+  return formData.value.selectedTime;
+});
+
+// 打开时间选择器
+const openTimePicker = () => {
+  const timeParts = formData.value.selectedTime.split(':');
+  timePickerIndex.value = [parseInt(timeParts[0]), parseInt(timeParts[1])];
+  showTimePicker.value = true;
+};
+
+// 关闭时间选择器
+const closeTimePicker = () => {
+  showTimePicker.value = false;
+};
+
+// 时间选择变化
+const handleTimeChange = (e) => {
+  const [hourIndex, minuteIndex] = e.detail.value;
+  const hour = parseInt(timePickerRange.value[0][hourIndex]);
+  const minute = parseInt(timePickerRange.value[1][minuteIndex]);
+  formData.value.selectedTime = formatTime(hour, minute);
+  timePickerIndex.value = [hourIndex, minuteIndex];
+};
+
+// 是否可以提交
+const canSubmit = computed(() => {
+  return formData.value.description.trim() !== '' && formData.value.selectedDate !== '';
+});
+
+// 页面加载
+onLoad((options) => {
+  taskId.value = options.taskId || options.id;
+  
+  // 初始化选中日期为今天
+  const today = new Date();
+  selectedDate.value = formatDate(today.getFullYear(), today.getMonth() + 1, today.getDate());
+  formData.value.selectedDate = selectedDate.value;
+});
+
+// 取消
+const handleCancel = () => {
+  uni.showModal({
+    title: '提示',
+    content: '确定要取消申请吗？未保存的内容将丢失',
+    success: (res) => {
+      if (res.confirm) {
+        uni.navigateBack();
+      }
+    }
+  });
+};
+
+// 提交申请
+const handleSubmit = () => {
+  if (!canSubmit.value) {
+    uni.showToast({
+      title: '请填写申请说明',
+      icon: 'none'
+    });
+    return;
+  }
+
+  uni.showLoading({
+    title: '提交中...'
+  });
+
+  // 准备提交数据
+  const submitData = {
+    taskId: taskId.value,
+    description: formData.value.description.trim(),
+    delayDate: formData.value.selectedDate,
+    delayTime: formData.value.selectedTime
+  };
+
+  // TODO: 调用提交接口
+  // 实际使用时，应该调用API接口上传数据
+  // uni.request({
+  //   url: '/api/task/delay/apply',
+  //   method: 'POST',
+  //   data: submitData,
+  //   success: (res) => {
+  //     // 处理成功响应
+  //   },
+  //   fail: (err) => {
+  //     // 处理错误
+  //   }
+  // });
+
+  // 模拟提交请求
+  setTimeout(() => {
+    uni.hideLoading();
+    
+    // 将延期申请数据存储到本地，供任务详情页使用
+    uni.setStorageSync('delayApplication', {
+      taskId: taskId.value,
+      description: submitData.description,
+      delayDate: submitData.delayDate,
+      delayTime: submitData.delayTime
+    });
+
+    uni.showToast({
+      title: '申请提交成功',
+      icon: 'success'
+    });
+
+    // 延迟返回，让用户看到成功提示
+    setTimeout(() => {
+      uni.navigateBack();
+    }, 1500);
+  }, 1000);
+};
+</script>
+
+<style lang="scss" scoped>
+.apply-delay-page {
+  min-height: 100vh;
+  background-color: #f5f5f5;
+  display: flex;
+  flex-direction: column;
+}
+
+.custom-navbar {
+  background-color: #fff;
+  padding-top: var(--status-bar-height);
+  border-bottom: 1px solid #e5e5e5;
+}
+
+.navbar-content {
+  height: 44px;
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  padding: 0 16px;
+}
+
+.nav-btn {
+  font-size: 18px;
+  color: #333;
+  min-width: 40px;
+  text-align: center;
+}
+
+.nav-title {
+  font-size: 18px;
+  font-weight: 500;
+  color: #333;
+}
+
+.content-scroll {
+  flex: 1;
+}
+
+.scroll-content {
+  padding: 16px;
+}
+
+.form-item {
+  background-color: #fff;
+  border-radius: 8px;
+  margin-bottom: 16px;
+  padding: 16px;
+}
+
+.input-wrapper {
+  display: flex;
+  align-items: center;
+  gap: 12px;
+}
+
+.input-icon {
+  font-size: 20px;
+}
+
+.description-input {
+  flex: 1;
+  font-size: 16px;
+  color: #333;
+}
+
+.calendar-section {
+  background-color: #fff;
+  border-radius: 8px;
+  padding: 16px;
+  margin-bottom: 16px;
+}
+
+.month-header {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  margin-bottom: 16px;
+}
+
+.month-nav-btn {
+  width: 32px;
+  height: 32px;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  font-size: 24px;
+  color: #333;
+  cursor: pointer;
+}
+
+.month-title {
+  font-size: 18px;
+  font-weight: 500;
+  color: #333;
+}
+
+.weekdays {
+  display: flex;
+  margin-bottom: 8px;
+}
+
+.weekday-item {
+  flex: 1;
+  text-align: center;
+  font-size: 14px;
+  color: #666;
+  padding: 8px 0;
+}
+
+.calendar-grid {
+  display: flex;
+  flex-wrap: wrap;
+}
+
+.calendar-day {
+  width: calc(100% / 7);
+  aspect-ratio: 1;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  position: relative;
+  cursor: pointer;
+}
+
+.calendar-day.other-month {
+  opacity: 0.3;
+}
+
+.calendar-day.today {
+  .day-number {
+    color: #2885ff;
+    font-weight: 500;
+  }
+}
+
+.calendar-day.selected {
+  background-color: #2885ff;
+  border-radius: 50%;
+  
+  .day-number {
+    color: #fff;
+    font-weight: 500;
+  }
+  
+  .today-mark {
+    display: none;
+  }
+}
+
+.day-number {
+  font-size: 16px;
+  color: #333;
+}
+
+.today-mark {
+  position: absolute;
+  top: 2px;
+  right: 2px;
+  font-size: 10px;
+  color: #2885ff;
+  font-weight: 500;
+}
+
+.time-item {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+}
+
+.time-label {
+  font-size: 16px;
+  color: #333;
+}
+
+.time-value-wrapper {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+}
+
+.time-value {
+  font-size: 16px;
+  color: #333;
+}
+
+.arrow {
+  font-size: 18px;
+  color: #999;
+}
+
+.modal-mask {
+  position: fixed;
+  top: 0;
+  left: 0;
+  right: 0;
+  bottom: 0;
+  background-color: rgba(0, 0, 0, 0.5);
+  display: flex;
+  align-items: flex-end;
+  z-index: 1000;
+}
+
+.modal-content {
+  width: 100%;
+  background-color: #fff;
+  border-radius: 16px 16px 0 0;
+  padding: 20px;
+}
+
+.time-modal {
+  padding-bottom: 40px;
+}
+
+.modal-title {
+  font-size: 18px;
+  font-weight: 500;
+  color: #333;
+  text-align: center;
+  margin-bottom: 20px;
+}
+
+.picker-display {
+  padding: 20px;
+  text-align: center;
+  font-size: 18px;
+  color: #333;
+}
+
+.modal-buttons {
+  display: flex;
+  gap: 16px;
+  margin-top: 20px;
+}
+
+.modal-btn {
+  flex: 1;
+  height: 44px;
+  line-height: 44px;
+  text-align: center;
+  border-radius: 8px;
+  font-size: 16px;
+  background-color: #f5f5f5;
+  color: #333;
+  border: none;
+}
+
+.modal-btn.primary {
+  background-color: #2885ff;
+  color: #fff;
+}
+
+.submit-button-wrapper {
+  padding: 16px;
+  background-color: #fff;
+  border-top: 1px solid #e5e5e5;
+}
+</style>
+
diff --git a/pages/task-detail/index.vue b/pages/task-detail/index.vue
index 9c74f80..f288e9f 100644
--- a/pages/task-detail/index.vue
+++ b/pages/task-detail/index.vue
@@ -326,19 +326,8 @@ const submitTask = () => {
 
 // 申请延期
 const applyDelay = () => {
-  uni.showModal({
-    title: '申请延期',
-    content: '确定要申请延期吗？',
-    success: (res) => {
-      if (res.confirm) {
-        console.log("申请延期", task.value.id);
-        uni.showToast({
-          title: '延期申请已提交',
-          icon: 'success'
-        });
-        // 可以在这里添加申请延期的API调用
-      }
-    }
+  uni.navigateTo({
+    url: `/pages/apply-delay/index?taskId=${task.value.id || ''}`
   });
 };