diff --git a/frontend_nuxt/components/ToolTip.vue b/frontend_nuxt/components/ToolTip.vue
new file mode 100644
index 000000000..174e9f578
--- /dev/null
+++ b/frontend_nuxt/components/ToolTip.vue
@@ -0,0 +1,488 @@
+<template>
+  <div class="tooltip-wrapper" ref="wrapperRef">
+    <!-- 触发器 -->
+    <div
+      class="tooltip-trigger"
+      @mouseenter="handleMouseEnter"
+      @mouseleave="handleMouseLeave"
+      @click="handleClick"
+      @focus="handleFocus"
+      @blur="handleBlur"
+      :tabindex="focusable ? 0 : -1"
+    >
+      <slot />
+    </div>
+
+    <!-- 提示内容 -->
+    <Transition name="tooltip-fade">
+      <div
+        v-if="visible"
+        ref="tooltipRef"
+        class="tooltip-content"
+        :class="[
+          `tooltip-${placement}`,
+          { 'tooltip-dark': dark },
+          { 'tooltip-light': !dark }
+        ]"
+        :style="tooltipStyle"
+        role="tooltip"
+        :aria-describedby="ariaId"
+      >
+        <div class="tooltip-inner">
+          <slot name="content">
+            {{ content }}
+          </slot>
+        </div>
+        <div class="tooltip-arrow" :class="`tooltip-arrow-${placement}`"></div>
+      </div>
+    </Transition>
+  </div>
+</template>
+
+<script>
+import { ref, computed, onMounted, onBeforeUnmount, nextTick, useId, watch } from 'vue'
+
+export default {
+  name: 'ToolTip',
+  props: {
+    // 提示内容
+    content: {
+      type: String,
+      default: ''
+    },
+    // 触发方式：hover、click、focus
+    trigger: {
+      type: String,
+      default: 'hover',
+      validator: (value) => ['hover', 'click', 'focus', 'manual'].includes(value)
+    },
+    // 位置：top、bottom、left、right
+    placement: {
+      type: String,
+      default: 'top',
+      validator: (value) => ['top', 'bottom', 'left', 'right'].includes(value)
+    },
+    // 是否启用暗色主题
+    dark: {
+      type: Boolean,
+      default: false
+    },
+    // 延迟显示时间（毫秒）
+    delay: {
+      type: Number,
+      default: 100
+    },
+    // 是否禁用
+    disabled: {
+      type: Boolean,
+      default: false
+    },
+    // 是否可通过Tab键聚焦
+    focusable: {
+      type: Boolean,
+      default: true
+    },
+    // 偏移距离
+    offset: {
+      type: Number,
+      default: 8
+    },
+    // 最大宽度
+    maxWidth: {
+      type: [String, Number],
+      default: '200px'
+    }
+  },
+  emits: ['show', 'hide'],
+  setup(props, { emit }) {
+    const wrapperRef = ref(null)
+    const tooltipRef = ref(null)
+    const visible = ref(false)
+    const ariaId = ref(`tooltip-${useId()}`)
+    
+    let showTimer = null
+    let hideTimer = null
+
+    // 计算tooltip样式
+    const tooltipStyle = computed(() => {
+      const maxWidth = typeof props.maxWidth === 'number' 
+        ? `${props.maxWidth}px` 
+        : props.maxWidth
+      
+      return {
+        maxWidth,
+        zIndex: 2000
+      }
+    })
+
+    // 显示tooltip
+    const show = () => {
+      if (props.disabled) return
+      
+      clearTimeout(hideTimer)
+      showTimer = setTimeout(() => {
+        visible.value = true
+        emit('show')
+        nextTick(() => {
+          updatePosition()
+        })
+      }, props.delay)
+    }
+
+    // 隐藏tooltip
+    const hide = () => {
+      clearTimeout(showTimer)
+      hideTimer = setTimeout(() => {
+        visible.value = false
+        emit('hide')
+      }, 100)
+    }
+
+    // 立即显示（用于manual模式）
+    const showImmediately = () => {
+      if (props.disabled) return
+      clearTimeout(hideTimer)
+      clearTimeout(showTimer)
+      visible.value = true
+      emit('show')
+      nextTick(() => {
+        updatePosition()
+      })
+    }
+
+    // 立即隐藏（用于manual模式）
+    const hideImmediately = () => {
+      clearTimeout(showTimer)
+      clearTimeout(hideTimer)
+      visible.value = false
+      emit('hide')
+    }
+
+    // 更新位置
+    const updatePosition = () => {
+      if (!wrapperRef.value || !tooltipRef.value) return
+
+      const trigger = wrapperRef.value.querySelector('.tooltip-trigger')
+      const tooltip = tooltipRef.value
+      
+      if (!trigger) return
+
+      const triggerRect = trigger.getBoundingClientRect()
+      const tooltipRect = tooltip.getBoundingClientRect()
+      
+      let top = 0
+      let left = 0
+
+      switch (props.placement) {
+        case 'top':
+          top = triggerRect.top - tooltipRect.height - props.offset
+          left = triggerRect.left + (triggerRect.width - tooltipRect.width) / 2
+          break
+        case 'bottom':
+          top = triggerRect.bottom + props.offset
+          left = triggerRect.left + (triggerRect.width - tooltipRect.width) / 2
+          break
+        case 'left':
+          top = triggerRect.top + (triggerRect.height - tooltipRect.height) / 2
+          left = triggerRect.left - tooltipRect.width - props.offset
+          break
+        case 'right':
+          top = triggerRect.top + (triggerRect.height - tooltipRect.height) / 2
+          left = triggerRect.right + props.offset
+          break
+      }
+
+      // 边界检测
+      const padding = 8
+      const viewportWidth = window.innerWidth
+      const viewportHeight = window.innerHeight
+
+      if (left < padding) {
+        left = padding
+      } else if (left + tooltipRect.width > viewportWidth - padding) {
+        left = viewportWidth - tooltipRect.width - padding
+      }
+
+      if (top < padding) {
+        top = padding
+      } else if (top + tooltipRect.height > viewportHeight - padding) {
+        top = viewportHeight - tooltipRect.height - padding
+      }
+
+      tooltip.style.position = 'fixed'
+      tooltip.style.top = `${top}px`
+      tooltip.style.left = `${left}px`
+    }
+
+    // 事件处理
+    const handleMouseEnter = () => {
+      if (props.trigger === 'hover') {
+        show()
+      }
+    }
+
+    const handleMouseLeave = () => {
+      if (props.trigger === 'hover') {
+        hide()
+      }
+    }
+
+    const handleClick = () => {
+      if (props.trigger === 'click') {
+        if (visible.value) {
+          hide()
+        } else {
+          show()
+        }
+      }
+    }
+
+    const handleFocus = () => {
+      if (props.trigger === 'focus') {
+        show()
+      }
+    }
+
+    const handleBlur = () => {
+      if (props.trigger === 'focus') {
+        hide()
+      }
+    }
+
+    // 点击外部隐藏
+    const handleClickOutside = (event) => {
+      if (props.trigger === 'click' && wrapperRef.value && !wrapperRef.value.contains(event.target)) {
+        hide()
+      }
+    }
+
+    // 窗口大小改变时重新计算位置
+    const handleResize = () => {
+      if (visible.value) {
+        updatePosition()
+      }
+    }
+
+    // 监听禁用状态变化
+    watch(() => props.disabled, (newVal) => {
+      if (newVal && visible.value) {
+        hideImmediately()
+      }
+    })
+
+    onMounted(() => {
+      document.addEventListener('click', handleClickOutside)
+      window.addEventListener('resize', handleResize)
+      window.addEventListener('scroll', handleResize)
+    })
+
+    onBeforeUnmount(() => {
+      clearTimeout(showTimer)
+      clearTimeout(hideTimer)
+      document.removeEventListener('click', handleClickOutside)
+      window.removeEventListener('resize', handleResize)
+      window.removeEventListener('scroll', handleResize)
+    })
+
+    return {
+      wrapperRef,
+      tooltipRef,
+      visible,
+      ariaId,
+      tooltipStyle,
+      handleMouseEnter,
+      handleMouseLeave,
+      handleClick,
+      handleFocus,
+      handleBlur,
+      // 暴露给父组件的方法
+      show: showImmediately,
+      hide: hideImmediately
+    }
+  }
+}
+</script>
+
+<style scoped>
+.tooltip-wrapper {
+  position: relative;
+  display: inline-block;
+}
+
+.tooltip-trigger {
+  display: inline-block;
+  outline: none;
+}
+
+.tooltip-content {
+  position: fixed;
+  pointer-events: none;
+  z-index: 2000;
+}
+
+.tooltip-inner {
+  padding: 8px 12px;
+  border-radius: 6px;
+  font-size: 14px;
+  line-height: 1.4;
+  word-wrap: break-word;
+  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
+}
+
+/* 亮色主题 */
+.tooltip-light .tooltip-inner {
+  background-color: var(--background-color);
+  color: var(--text-color);
+  border: 1px solid var(--normal-border-color);
+}
+
+/* 暗色主题 */
+.tooltip-dark .tooltip-inner {
+  background-color: rgba(0, 0, 0, 0.9);
+  color: white;
+}
+
+/* 箭头基础样式 */
+.tooltip-arrow {
+  position: absolute;
+  width: 0;
+  height: 0;
+  border-style: solid;
+}
+
+/* 顶部箭头 */
+.tooltip-top .tooltip-arrow-top {
+  bottom: -6px;
+  left: 50%;
+  transform: translateX(-50%);
+  border-width: 6px 6px 0 6px;
+}
+
+.tooltip-light.tooltip-top .tooltip-arrow-top {
+  border-color: var(--normal-border-color) transparent transparent transparent;
+}
+
+.tooltip-light.tooltip-top .tooltip-arrow-top::after {
+  content: '';
+  position: absolute;
+  top: -7px;
+  left: -6px;
+  border-width: 6px 6px 0 6px;
+  border-style: solid;
+  border-color: var(--background-color) transparent transparent transparent;
+}
+
+.tooltip-dark.tooltip-top .tooltip-arrow-top {
+  border-color: rgba(0, 0, 0, 0.9) transparent transparent transparent;
+}
+
+/* 底部箭头 */
+.tooltip-bottom .tooltip-arrow-bottom {
+  top: -6px;
+  left: 50%;
+  transform: translateX(-50%);
+  border-width: 0 6px 6px 6px;
+}
+
+.tooltip-light.tooltip-bottom .tooltip-arrow-bottom {
+  border-color: transparent transparent var(--normal-border-color) transparent;
+}
+
+.tooltip-light.tooltip-bottom .tooltip-arrow-bottom::after {
+  content: '';
+  position: absolute;
+  top: 1px;
+  left: -6px;
+  border-width: 0 6px 6px 6px;
+  border-style: solid;
+  border-color: transparent transparent var(--background-color) transparent;
+}
+
+.tooltip-dark.tooltip-bottom .tooltip-arrow-bottom {
+  border-color: transparent transparent rgba(0, 0, 0, 0.9) transparent;
+}
+
+/* 左侧箭头 */
+.tooltip-left .tooltip-arrow-left {
+  right: -6px;
+  top: 50%;
+  transform: translateY(-50%);
+  border-width: 6px 0 6px 6px;
+}
+
+.tooltip-light.tooltip-left .tooltip-arrow-left {
+  border-color: transparent transparent transparent var(--normal-border-color);
+}
+
+.tooltip-light.tooltip-left .tooltip-arrow-left::after {
+  content: '';
+  position: absolute;
+  top: -6px;
+  left: -7px;
+  border-width: 6px 0 6px 6px;
+  border-style: solid;
+  border-color: transparent transparent transparent var(--background-color);
+}
+
+.tooltip-dark.tooltip-left .tooltip-arrow-left {
+  border-color: transparent transparent transparent rgba(0, 0, 0, 0.9);
+}
+
+/* 右侧箭头 */
+.tooltip-right .tooltip-arrow-right {
+  left: -6px;
+  top: 50%;
+  transform: translateY(-50%);
+  border-width: 6px 6px 6px 0;
+}
+
+.tooltip-light.tooltip-right .tooltip-arrow-right {
+  border-color: transparent var(--normal-border-color) transparent transparent;
+}
+
+.tooltip-light.tooltip-right .tooltip-arrow-right::after {
+  content: '';
+  position: absolute;
+  top: -6px;
+  left: 1px;
+  border-width: 6px 6px 6px 0;
+  border-style: solid;
+  border-color: transparent var(--background-color) transparent transparent;
+}
+
+.tooltip-dark.tooltip-right .tooltip-arrow-right {
+  border-color: transparent rgba(0, 0, 0, 0.9) transparent transparent;
+}
+
+/* 过渡动画 */
+.tooltip-fade-enter-active,
+.tooltip-fade-leave-active {
+  transition: all 0.2s ease;
+}
+
+.tooltip-fade-enter-from {
+  opacity: 0;
+  transform: scale(0.8);
+}
+
+.tooltip-fade-leave-to {
+  opacity: 0;
+  transform: scale(0.8);
+}
+
+/* 响应式调整 */
+@media (max-width: 768px) {
+  .tooltip-inner {
+    padding: 6px 10px;
+    font-size: 13px;
+    max-width: 250px;
+  }
+}
+
+/* 键盘导航样式 */
+.tooltip-trigger:focus-visible {
+  outline: 2px solid var(--primary-color);
+  outline-offset: 2px;
+  border-radius: 4px;
+}
+</style>