diff --git a/web-admin/src/components/oa-approval/OaTripItinerary.vue b/web-admin/src/components/oa-approval/OaTripItinerary.vue
new file mode 100644
index 00000000..941a6491
--- /dev/null
+++ b/web-admin/src/components/oa-approval/OaTripItinerary.vue
@@ -0,0 +1,460 @@
+<!-- FormCreate 自定义控件：出差行程列表（多卡片增删 · 半日制时长自动计算） -->
+<template>
+  <div class="oa-trip-itinerary">
+    <div v-for="(leg, idx) in inner" :key="idx" class="oa-trip-leg">
+      <div class="oa-trip-leg__head">
+        <span class="oa-trip-leg__title">行程 {{ idx + 1 }}</span>
+        <el-button
+          v-if="!disabled"
+          link
+          type="danger"
+          :disabled="inner.length <= 1"
+          @click="remove(idx)"
+        >
+          <el-icon><Delete /></el-icon>
+          删除
+        </el-button>
+      </div>
+
+      <div class="oa-trip-leg__grid">
+        <div class="oa-trip-leg__field">
+          <label class="oa-trip-leg__label">交通工具</label>
+          <template v-if="disabled">
+            <span class="oa-trip-leg__readonly">{{ leg.transport || '—' }}</span>
+          </template>
+          <el-select
+            v-else
+            :model-value="leg.transport"
+            placeholder="请选择"
+            @update:model-value="(v) => patchLeg(idx, { transport: String(v || '') })"
+          >
+            <el-option
+              v-for="opt in transportOpts"
+              :key="opt.value"
+              :label="opt.label"
+              :value="opt.value"
+            />
+          </el-select>
+        </div>
+
+        <div class="oa-trip-leg__field">
+          <label class="oa-trip-leg__label">单程往返</label>
+          <template v-if="disabled">
+            <span class="oa-trip-leg__readonly">{{ leg.tripType || '—' }}</span>
+          </template>
+          <el-select
+            v-else
+            :model-value="leg.tripType"
+            placeholder="请选择"
+            @update:model-value="(v) => patchLeg(idx, { tripType: String(v || '') })"
+          >
+            <el-option
+              v-for="opt in tripTypeOpts"
+              :key="opt.value"
+              :label="opt.label"
+              :value="opt.value"
+            />
+          </el-select>
+        </div>
+
+        <div class="oa-trip-leg__field">
+          <label class="oa-trip-leg__label">出发城市</label>
+          <template v-if="disabled">
+            <span class="oa-trip-leg__readonly">{{ leg.fromCity || '—' }}</span>
+          </template>
+          <el-input
+            v-else
+            :model-value="leg.fromCity"
+            placeholder="请输入出发城市"
+            @update:model-value="(v) => patchLeg(idx, { fromCity: String(v || '') })"
+          />
+        </div>
+
+        <div class="oa-trip-leg__field">
+          <label class="oa-trip-leg__label">目的城市</label>
+          <template v-if="disabled">
+            <span class="oa-trip-leg__readonly">{{ leg.toCity || '—' }}</span>
+          </template>
+          <el-input
+            v-else
+            :model-value="leg.toCity"
+            placeholder="请输入目的城市"
+            @update:model-value="(v) => patchLeg(idx, { toCity: String(v || '') })"
+          />
+        </div>
+
+        <div class="oa-trip-leg__field">
+          <label class="oa-trip-leg__label">开始日期</label>
+          <template v-if="disabled">
+            <span class="oa-trip-leg__readonly">{{ leg.startDate || '—' }}</span>
+          </template>
+          <el-date-picker
+            v-else
+            :model-value="leg.startDate || undefined"
+            type="date"
+            value-format="YYYY-MM-DD"
+            placeholder="选择日期"
+            @update:model-value="(v) => onScheduleChange(idx, 'startDate', v || '')"
+          />
+        </div>
+
+        <div class="oa-trip-leg__field">
+          <label class="oa-trip-leg__label">开始时段</label>
+          <template v-if="disabled">
+            <span class="oa-trip-leg__readonly">{{ leg.startHalf || '—' }}</span>
+          </template>
+          <el-select
+            v-else
+            :model-value="leg.startHalf"
+            @update:model-value="(v) => onScheduleChange(idx, 'startHalf', String(v || ''))"
+          >
+            <el-option
+              v-for="opt in halfOpts"
+              :key="opt.value"
+              :label="opt.label"
+              :value="opt.value"
+            />
+          </el-select>
+        </div>
+
+        <div class="oa-trip-leg__field">
+          <label class="oa-trip-leg__label">结束日期</label>
+          <template v-if="disabled">
+            <span class="oa-trip-leg__readonly">{{ leg.endDate || '—' }}</span>
+          </template>
+          <el-date-picker
+            v-else
+            :model-value="leg.endDate || undefined"
+            type="date"
+            value-format="YYYY-MM-DD"
+            placeholder="选择日期"
+            @update:model-value="(v) => onScheduleChange(idx, 'endDate', v || '')"
+          />
+        </div>
+
+        <div class="oa-trip-leg__field">
+          <label class="oa-trip-leg__label">结束时段</label>
+          <template v-if="disabled">
+            <span class="oa-trip-leg__readonly">{{ leg.endHalf || '—' }}</span>
+          </template>
+          <el-select
+            v-else
+            :model-value="leg.endHalf"
+            @update:model-value="(v) => onScheduleChange(idx, 'endHalf', String(v || ''))"
+          >
+            <el-option
+              v-for="opt in halfOpts"
+              :key="opt.value"
+              :label="opt.label"
+              :value="opt.value"
+            />
+          </el-select>
+        </div>
+
+        <div class="oa-trip-leg__field oa-trip-leg__field--duration">
+          <label class="oa-trip-leg__label">时长（天）</label>
+          <div class="oa-trip-leg__duration-row">
+            <template v-if="disabled">
+              <span class="oa-trip-leg__readonly">
+                {{ leg.duration != null ? leg.duration : '—' }}
+              </span>
+            </template>
+            <template v-else>
+              <el-input-number
+                class="oa-trip-leg__duration-input"
+                :model-value="leg.duration ?? undefined"
+                :min="0"
+                :step="0.5"
+                :precision="1"
+                controls-position="right"
+                @update:model-value="(v) => onDurationChange(idx, v)"
+              />
+              <el-button
+                v-if="leg.durationManual"
+                link
+                type="primary"
+                class="oa-trip-leg__restore"
+                @click="restoreAuto(idx)"
+              >
+                <el-icon><RefreshRight /></el-icon>
+                恢复自动计算
+              </el-button>
+            </template>
+          </div>
+        </div>
+      </div>
+    </div>
+
+    <el-button v-if="!disabled" class="oa-trip-itinerary__add" @click="add">
+      <el-icon><Plus /></el-icon>
+      新增行程
+    </el-button>
+  </div>
+</template>
+
+<script setup lang="ts">
+  import { computed, nextTick, ref, watch } from 'vue'
+  import { Delete, Plus, RefreshRight } from '@element-plus/icons-vue'
+  import { calcTripLegDays, emptyTripLeg } from '@/utils/oa-trip-days'
+
+  defineOptions({ name: 'tripItinerary' })
+
+  type SelectOpt = { label: string; value: string }
+
+  type TripLeg = {
+    transport: string
+    tripType: string
+    fromCity: string
+    toCity: string
+    startDate: string
+    startHalf: string
+    endDate: string
+    endHalf: string
+    duration: number | null
+    durationManual: boolean
+  }
+
+  const DEFAULT_TRANSPORT_OPTIONS: SelectOpt[] = [
+    { label: '飞机', value: '飞机' },
+    { label: '火车', value: '火车' },
+    { label: '汽车', value: '汽车' },
+    { label: '其他', value: '其他' }
+  ]
+
+  const DEFAULT_TRIP_TYPE_OPTIONS: SelectOpt[] = [
+    { label: '单程', value: '单程' },
+    { label: '往返', value: '往返' }
+  ]
+
+  const HALF_OPTIONS: SelectOpt[] = [
+    { label: '上午', value: '上午' },
+    { label: '下午', value: '下午' }
+  ]
+
+  const props = withDefaults(
+    defineProps<{
+      modelValue?: unknown
+      disabled?: boolean
+      transportOptions?: SelectOpt[]
+      tripTypeOptions?: SelectOpt[]
+      formCreateInject?: Record<string, unknown>
+    }>(),
+    {}
+  )
+
+  const emit = defineEmits<{
+    (e: 'update:modelValue', v: TripLeg[]): void
+    (e: 'change', v: TripLeg[]): void
+  }>()
+
+  const transportOpts = computed(() =>
+    props.transportOptions?.length ? props.transportOptions : DEFAULT_TRANSPORT_OPTIONS
+  )
+  const tripTypeOpts = computed(() =>
+    props.tripTypeOptions?.length ? props.tripTypeOptions : DEFAULT_TRIP_TYPE_OPTIONS
+  )
+  const halfOpts = HALF_OPTIONS
+
+  function normalizeLeg(raw: unknown): TripLeg {
+    const base = emptyTripLeg()
+    const src = raw && typeof raw === 'object' ? (raw as Record<string, unknown>) : {}
+    const durationRaw = src.duration
+    const duration =
+      durationRaw == null || durationRaw === ''
+        ? null
+        : Number.isFinite(Number(durationRaw))
+          ? Number(durationRaw)
+          : null
+    return {
+      transport: String(src.transport ?? base.transport ?? ''),
+      tripType: String(src.tripType ?? base.tripType ?? ''),
+      fromCity: String(src.fromCity ?? base.fromCity ?? ''),
+      toCity: String(src.toCity ?? base.toCity ?? ''),
+      startDate: String(src.startDate ?? base.startDate ?? ''),
+      startHalf: String(src.startHalf ?? base.startHalf ?? '上午'),
+      endDate: String(src.endDate ?? base.endDate ?? ''),
+      endHalf: String(src.endHalf ?? base.endHalf ?? '下午'),
+      duration,
+      durationManual: src.durationManual === true
+    }
+  }
+
+  function initLegs(v: unknown): TripLeg[] {
+    if (!Array.isArray(v) || v.length === 0) {
+      return [normalizeLeg(emptyTripLeg())]
+    }
+    return v.map((leg) => normalizeLeg(leg))
+  }
+
+  const inner = ref<TripLeg[]>(initLegs(props.modelValue))
+  let syncing = false
+
+  watch(
+    () => props.modelValue,
+    (v) => {
+      if (syncing) return
+      inner.value = initLegs(v)
+    },
+    { deep: true }
+  )
+
+  function recalcLeg(idx: number) {
+    const leg = inner.value[idx]
+    if (leg.durationManual) return
+    leg.duration = calcTripLegDays(leg.startDate, leg.startHalf, leg.endDate, leg.endHalf)
+  }
+
+  function commit() {
+    syncing = true
+    const out = inner.value.map((leg) => ({ ...leg }))
+    emit('update:modelValue', out)
+    emit('change', out)
+    nextTick(() => {
+      syncing = false
+    })
+  }
+
+  function patchLeg(idx: number, patch: Partial<TripLeg>) {
+    Object.assign(inner.value[idx], patch)
+    commit()
+  }
+
+  function onScheduleChange(idx: number, field: keyof TripLeg, val: string) {
+    inner.value[idx][field] = val as never
+    if (!inner.value[idx].durationManual) {
+      recalcLeg(idx)
+    }
+    commit()
+  }
+
+  function onDurationChange(idx: number, val: number | undefined) {
+    inner.value[idx].duration = val == null || !Number.isFinite(val) ? null : val
+    inner.value[idx].durationManual = true
+    commit()
+  }
+
+  function restoreAuto(idx: number) {
+    inner.value[idx].durationManual = false
+    recalcLeg(idx)
+    commit()
+  }
+
+  function add() {
+    inner.value.push(normalizeLeg(emptyTripLeg()))
+    commit()
+  }
+
+  function remove(idx: number) {
+    if (inner.value.length <= 1) return
+    inner.value.splice(idx, 1)
+    commit()
+  }
+</script>
+
+<style scoped lang="scss">
+  .oa-trip-itinerary {
+    box-sizing: border-box;
+    width: 100%;
+    max-width: 100%;
+    min-width: 0;
+  }
+
+  .oa-trip-leg {
+    box-sizing: border-box;
+    margin-bottom: 12px;
+    padding: 14px 16px;
+    border: 1px solid var(--mint-border, #cbd5e1);
+    border-radius: 10px;
+    background: var(--primary-bg, #ecfdf5);
+  }
+
+  .oa-trip-leg__head {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    margin-bottom: 12px;
+  }
+
+  .oa-trip-leg__title {
+    color: var(--primary-dark, #059669);
+    font-size: 14px;
+    font-weight: 600;
+  }
+
+  .oa-trip-leg__grid {
+    display: grid;
+    grid-template-columns: repeat(2, minmax(0, 1fr));
+    gap: 12px 16px;
+  }
+
+  .oa-trip-leg__field {
+    min-width: 0;
+  }
+
+  .oa-trip-leg__field--duration {
+    grid-column: 1 / -1;
+  }
+
+  .oa-trip-leg__label {
+    display: block;
+    margin-bottom: 6px;
+    color: var(--mint-text-muted, #64748b);
+    font-size: 12px;
+    line-height: 1.4;
+  }
+
+  .oa-trip-leg__readonly {
+    display: block;
+    color: var(--mint-text, #0f172a);
+    font-size: 14px;
+    line-height: 1.5;
+    word-break: break-all;
+  }
+
+  .oa-trip-leg__duration-row {
+    display: flex;
+    flex-wrap: wrap;
+    gap: 8px 12px;
+    align-items: center;
+  }
+
+  .oa-trip-leg__duration-input {
+    width: 160px;
+    max-width: 100%;
+  }
+
+  .oa-trip-leg__duration-input :deep(.el-input__inner) {
+    text-align: left;
+  }
+
+  .oa-trip-leg__restore {
+    flex-shrink: 0;
+  }
+
+  .oa-trip-itinerary__add {
+    margin-top: 4px;
+  }
+
+  .oa-trip-leg :deep(.el-select),
+  .oa-trip-leg :deep(.el-input),
+  .oa-trip-leg :deep(.el-date-editor),
+  .oa-trip-leg :deep(.el-input-number) {
+    width: 100%;
+    max-width: 100%;
+  }
+
+  .oa-trip-leg :deep(.el-input__wrapper),
+  .oa-trip-leg :deep(.el-select__wrapper) {
+    min-height: 36px;
+  }
+
+  @media (max-width: 640px) {
+    .oa-trip-leg__grid {
+      grid-template-columns: 1fr;
+    }
+
+    .oa-trip-leg__field--duration {
+      grid-column: auto;
+    }
+  }
+</style>
diff --git a/web-admin/src/main.ts b/web-admin/src/main.ts
index 328663bc..e91944b4 100644
--- a/web-admin/src/main.ts
+++ b/web-admin/src/main.ts
@@ -28,6 +28,7 @@ import { setupOaLeaveKit } from '@/utils/oa-form-create-leave-kit'
 import { setupOaConfirmationKit } from '@/utils/oa-form-create-confirmation-kit'
 import { setupOaOvertimeKit } from '@/utils/oa-form-create-overtime-kit'
 import { setupOaResignationKit } from '@/utils/oa-form-create-resignation-kit'
+import { setupOaTripItinerary } from '@/utils/oa-form-create-trip-itinerary'
 
 // FormCreate 按字符串解析 el-input / fc-radio 等，主应用是按需自动导入，不会全局注册；
 // 必须挂上官方 auto-import，否则发起审批/详情里动态表单控件会残缺（如单选项只剩文字）。
@@ -42,6 +43,7 @@ setupOaOwnerPersonSelect(FcDesigner.formCreate)
 setupOaOwnerDeptSelect(FcDesigner.formCreate)
 setupOaPostSelect(FcDesigner.formCreate)
 setupOaReceiveAccountSelect(FcDesigner.formCreate)
+setupOaTripItinerary(FcDesigner.formCreate)
 setupOaLeaveKit(FcDesigner.formCreate)
 setupOaConfirmationKit(FcDesigner.formCreate)
 setupOaOvertimeKit(FcDesigner.formCreate)
diff --git a/web-admin/src/oa-fc-host/main.ts b/web-admin/src/oa-fc-host/main.ts
index 384a8b84..8e61ba68 100644
--- a/web-admin/src/oa-fc-host/main.ts
+++ b/web-admin/src/oa-fc-host/main.ts
@@ -25,6 +25,7 @@ import { setupOaLeaveKit } from '@/utils/oa-form-create-leave-kit'
 import { setupOaConfirmationKit } from '@/utils/oa-form-create-confirmation-kit'
 import { setupOaOvertimeKit } from '@/utils/oa-form-create-overtime-kit'
 import { setupOaResignationKit } from '@/utils/oa-form-create-resignation-kit'
+import { setupOaTripItinerary } from '@/utils/oa-form-create-trip-itinerary'
 import App from './App.vue'
 
 const app = createApp(App)
@@ -49,6 +50,7 @@ setupOaOwnerPersonSelect(FcDesigner.formCreate)
 setupOaOwnerDeptSelect(FcDesigner.formCreate)
 setupOaPostSelect(FcDesigner.formCreate)
 setupOaReceiveAccountSelect(FcDesigner.formCreate)
+setupOaTripItinerary(FcDesigner.formCreate)
 setupOaLeaveKit(FcDesigner.formCreate)
 setupOaConfirmationKit(FcDesigner.formCreate)
 setupOaOvertimeKit(FcDesigner.formCreate)
diff --git a/web-admin/src/utils/oa-form-create-trip-itinerary.ts b/web-admin/src/utils/oa-form-create-trip-itinerary.ts
new file mode 100644
index 00000000..0b8be507
--- /dev/null
+++ b/web-admin/src/utils/oa-form-create-trip-itinerary.ts
@@ -0,0 +1,13 @@
+import FcDesigner from '@form-create/designer'
+import OaTripItinerary from '@/components/oa-approval/OaTripItinerary.vue'
+
+const FLAG = '__oaTripItineraryConfigured'
+
+export function setupOaTripItinerary(formCreate?: { component?: (name: string, c: unknown) => void }) {
+  if ((FcDesigner as any)[FLAG]) return
+  FcDesigner.component('tripItinerary', OaTripItinerary)
+  if (typeof formCreate?.component === 'function') {
+    formCreate.component('tripItinerary', OaTripItinerary)
+  }
+  ;(FcDesigner as any)[FLAG] = true
+}