diff --git a/src/pages/salesOrder/SalesOrderRefund.vue b/src/pages/salesOrder/SalesOrderRefund.vue
index 6e9317a..6219449 100644
--- a/src/pages/salesOrder/SalesOrderRefund.vue
+++ b/src/pages/salesOrder/SalesOrderRefund.vue
@@ -1,40 +1,127 @@
 <template>
 	<div v-can="permissionCodes.fund.refund" class="sales-order-operation">
-		<t-cell-group v-if="order" title="销售订单" theme="card">
-			<t-cell title="订单号" :note="order.orderNo || order.id" />
-			<t-cell title="可退款金额" :note="formatPackageAmount((order.paidAmount || 0) - (order.refundedAmount || 0))" />
-		</t-cell-group>
-		<t-form v-if="order" class="form" label-align="left" label-width="6rem">
-			<t-form-item label="退款金额（元）" required-mark><t-input v-model.trim="amountText" type="number" align="right" borderless placeholder="请输入退款金额" /></t-form-item>
-			<t-form-item label="退款原因" required-mark><t-textarea v-model.trim="reason" borderless autosize maxlength="500" /></t-form-item>
-			<t-form-item label="退款时间" arrow @click="pickerVisible = true"><span class="picker-text" v-text="occurredAtText || '使用当前时间'" /></t-form-item>
-			<t-form-item label="备注"><t-textarea v-model.trim="remark" borderless autosize maxlength="500" /></t-form-item>
-		</t-form>
-		<photo-scroller
+		<t-cell-group
 			v-if="order"
-			:model-value="photoUrlList"
-			v-model:photo-items="photoItems"
-			class="photo-field"
-			:upload="uploadPhotoList"
-			:edit-mode="true"
-			required
-			title="退款凭证照片"
-		/>
-		<t-empty v-if="!order" :description="loading ? '正在加载订单' : '订单不存在'" />
-		<t-popup v-model="pickerVisible" placement="bottom">
-			<t-date-time-picker v-model="draftTime" format="YYYY-MM-DD HH:mm" :mode="['date', 'minute']" title="退款时间" @cancel="pickerVisible = false" @confirm="confirmTime" />
+			title="销售订单"
+			theme="card"
+			v-entrance-transition
+		>
+			<t-cell title="订单号" :note="order.orderNo || order.id"/>
+			<t-cell
+				title="可退款金额"
+				:note="formatPackageAmount(refundableAmount)"
+			/>
+		</t-cell-group>
+		<t-form
+			v-if="order"
+			class="form"
+			label-width="6rem"
+			v-entrance-transition="70"
+		>
+			<t-form-item label="退款金额" required-mark>
+				<t-input
+					v-model.trim="amountText"
+					type="number"
+					align="right"
+					borderless
+					placeholder="输入退款金额"
+				>
+					<template #suffix-icon>
+						<t-button
+							size="extra-small"
+							theme="primary"
+							variant="outline"
+							@click="fillRefundAmount"
+						>全额退款</t-button>
+					</template>
+				</t-input>
+			</t-form-item>
+			<t-form-item label="退款原因" required-mark>
+				<div class="reason">
+					<t-textarea v-model="reason" borderless autosize maxlength="500" placeholder="输入退款原因" />
+					<t-button
+						size="extra-small"
+						theme="primary"
+						variant="outline"
+						@click="openRefundReasonPicker"
+					>选择</t-button>
+				</div>
+			</t-form-item>
+			<t-form-item label="退款时间" content-align="right">
+				<div class="time-actions">
+					<t-button
+						theme="primary"
+						variant="outline"
+						size="extra-small"
+						:content="occurredAtText || '此刻'"
+						@click="openOccurredAtPicker"
+					/>
+					<t-button
+						v-if="occurredAtText"
+						theme="primary"
+						variant="text"
+						size="extra-small"
+						content="此刻"
+						@click="resetOccurredAt"
+					/>
+				</div>
+			</t-form-item>
+			<t-form-item label="备注">
+				<t-textarea
+					v-model="remark"
+					borderless
+					autosize
+					maxlength="500"
+				/>
+			</t-form-item>
+			<t-form-item label-width="0">
+				<photo-scroller
+					v-if="order"
+					:model-value="photoUrlList"
+					v-model:photo-items="photoItems"
+					class="photo-field"
+					:upload="uploadPhotoList"
+					:edit-mode="true"
+					required
+					title="退款凭证照片"
+				/>
+			</t-form-item>
+		</t-form>
+		<t-empty v-if="!order" :description="loading ? '正在加载订单' : '订单不存在'"/>
+		<t-popup v-model="refundReasonPickerVisible" placement="bottom">
+			<t-picker
+				v-if="refundReasonPickerVisible"
+				v-model="refundReasonPickerDraft"
+				:columns="refundReasonPickerColumns"
+				title="选择退款原因"
+				@cancel="refundReasonPickerVisible = false"
+				@confirm="confirmRefundReason"
+			/>
+		</t-popup>
+		<t-popup v-model="occurredAtPickerVisible" placement="bottom">
+			<t-date-time-picker
+				v-if="occurredAtPickerVisible"
+				v-model="occurredAtDraftText"
+				:start="minimumDateTimeText"
+				:mode="['date', 'minute']"
+				format="YYYY-MM-DD HH:mm"
+				title="退款时间"
+				@cancel="occurredAtPickerVisible = false"
+				@confirm="confirmOccurredAt"
+			/>
 		</t-popup>
 	</div>
 </template>
 
 <script setup lang="ts">
+import { Time } from "timi-web";
 import { useUserStore, type Attachment } from "timi-web-api";
 import PhotoScroller from "@/components/PhotoScroller.vue";
 import SalesOrderAPI from "@/api/SalesOrderAPI";
 import { useNavBarStore } from "@/store/navBarStore";
 import type { SalesOrder } from "@/types/SalesOrder";
 import type { PhotoItem } from "@/types/Photo";
-import { createPackageRequestNo, formatPackageAmount, parsePackageAmount } from "@/utils/package";
+import { createPackageRequestNo, formatPackageAmount, formatPackageAmountInput, parsePackageAmount } from "@/utils/package";
 import { getErrorMessage } from "@/utils/error";
 import { Message } from "@/utils/message";
 import { permissionCodes } from "@/utils/permission";
@@ -50,30 +137,98 @@ const loading = ref(false);
 const saving = ref(false);
 const amountText = ref("");
 const reason = ref("");
+const minimumDateTimeText = "1970-01-01 00:00";
 const occurredAtText = ref("");
-const draftTime = ref("");
-const pickerVisible = ref(false);
+const occurredAtDraftText = ref("");
+const occurredAtPickerVisible = ref(false);
+const refundReasonPickerDraft = ref<string[]>([]);
+const refundReasonPickerVisible = ref(false);
 const remark = ref("");
 const photoItems = ref<PhotoItem[]>([]);
 const photoUrlList = computed(() => photoItems.value.map(item => item.url));
 const requestNo = ref("");
-function confirmTime(value: string | number): void { occurredAtText.value = String(value); pickerVisible.value = false; }
-function resolveTimestamp(value: string): number | undefined { if (!value) return undefined; const timestamp = new Date(value.replace(" ", "T")).getTime(); return Number.isFinite(timestamp) ? timestamp : undefined; }
-function buildAttachments(): Partial<Attachment>[] { return photoItems.value.flatMap(item => item.tempFileId ? [{ tempFileId: item.tempFileId, attachType: "PHOTO" }] : []); }
+const refundableAmount = computed(() => (order.value?.paidAmount || 0) - (order.value?.refundedAmount || 0));
+const refundReasonOptions = [
+	"取消订单",
+	"客户主动申请退款",
+	"商品缺货，无法履约",
+	"商品或服务与描述不符",
+	"客户重复下单",
+	"收款金额有误",
+	"其他售后原因"
+];
+const refundReasonPickerColumns = refundReasonOptions.map(item => ({ label: item, value: item }));
+
+function openOccurredAtPicker(): void {
+	occurredAtDraftText.value = occurredAtText.value || Time.formatDateTime(new Date());
+	occurredAtPickerVisible.value = true;
+}
+
+function confirmOccurredAt(value?: string | number): void {
+	occurredAtText.value = String(value || occurredAtDraftText.value);
+	occurredAtPickerVisible.value = false;
+}
+
+function resetOccurredAt(): void {
+	occurredAtText.value = "";
+	occurredAtDraftText.value = "";
+}
+
+function fillRefundAmount(): void {
+	amountText.value = formatPackageAmountInput(refundableAmount.value);
+}
+
+function openRefundReasonPicker(): void {
+	const currentReason = refundReasonOptions.includes(reason.value) ? reason.value : refundReasonOptions[0];
+	refundReasonPickerDraft.value = [currentReason];
+	refundReasonPickerVisible.value = true;
+}
+
+function confirmRefundReason(value: Array<string | number>): void {
+	reason.value = String(value[0] || refundReasonPickerDraft.value[0] || "");
+	refundReasonPickerVisible.value = false;
+}
+
+function resolveTimestamp(value: string): number | undefined {
+	if (!value) return undefined;
+	const timestamp = new Date(value.replace(" ", "T")).getTime();
+	return Number.isFinite(timestamp) ? timestamp : undefined;
+}
+
+function buildAttachments(): Partial<Attachment>[] {
+	return photoItems.value.flatMap(item => item.tempFileId ? [{
+		tempFileId: item.tempFileId,
+		attachType: "PHOTO"
+	}] : []);
+}
+
 async function loadData(): Promise<void> {
 	const id = String(route.params.id || "");
 	if (!id) return;
 	loading.value = true;
-	try { order.value = await SalesOrderAPI.detail(id); }
-	catch (error) { Message.error(getErrorMessage(error, "订单加载失败")); }
-	finally { loading.value = false; }
+	try {
+		order.value = await SalesOrderAPI.detail(id);
+	} catch (error) {
+		Message.error(getErrorMessage(error, "订单加载失败"));
+	} finally {
+		loading.value = false;
+	}
 }
+
 async function save(): Promise<void> {
 	if (saving.value || !order.value?.id) return;
-	const amount = parsePackageAmount(amountText.value); const attachmentList = buildAttachments();
-	if (amount === undefined || amount === 0 || !reason.value) { Message.warning("退款金额和原因不能为空"); return; }
-	if (!attachmentList.length) { Message.warning("退款必须上传至少一张照片"); return; }
-	if (!requestNo.value) requestNo.value = createPackageRequestNo(); saving.value = true;
+	const amount = parsePackageAmount(amountText.value);
+	const attachmentList = buildAttachments();
+	if (amount === undefined || amount === 0 || !reason.value) {
+		Message.warning("退款金额和原因不能为空");
+		return;
+	}
+	if (!attachmentList.length) {
+		Message.warning("退款必须上传至少一张照片");
+		return;
+	}
+	if (!requestNo.value) requestNo.value = createPackageRequestNo();
+	saving.value = true;
 	try {
 		await SalesOrderAPI.refund({
 			salesOrderId: order.value.id,
@@ -86,17 +241,51 @@ async function save(): Promise<void> {
 		});
 		Message.success("退款登记已提交");
 		await router.replace(`/management/sales-orders/${order.value.id}`);
-	} catch (error) { Message.error(getErrorMessage(error, "退款登记失败，重试会复用同一请求号")); }
-	finally { saving.value = false; }
+	} catch (error) {
+		Message.error(getErrorMessage(error, "退款登记失败，重试会复用同一请求号"));
+	} finally {
+		saving.value = false;
+	}
 }
-onMounted(async () => { if (!userStore.hasPermissions(permissionCodes.fund.refund)) return; navBarStore.setRightText("提交退款", "var(--td-danger-color)", save); await loadData(); });
+
+onMounted(async () => {
+	if (!userStore.hasPermissions(permissionCodes.fund.refund)) return;
+	navBarStore.setRightText("提交", "var(--td-error-color)", save);
+	await loadData();
+});
 onUnmounted(() => navBarStore.clearRight());
 </script>
 
 <style scoped lang="less">
-.sales-order-operation { gap: 1rem; padding: calc(var(--app-nav-height) + 1rem) 0 2rem; display: flex; flex-direction: column;
-	.form { margin: 0 1rem; padding: 0 .5rem; background: var(--td-bg-color-container); box-shadow: var(--td-shadow-1); border-radius: 1rem; overflow: hidden; }
-	.picker-text { width: 100%; text-align: right; }
-	.photo-field { padding: 0 1rem; }
+.sales-order-operation {
+	gap: 1rem;
+	padding: calc(var(--app-nav-height) + 1rem) 0 2rem;
+	display: flex;
+	flex-direction: column;
+
+	.form {
+		margin: 0 1rem;
+		padding: 0 .5rem;
+		background: var(--td-bg-color-container);
+		box-shadow: var(--td-shadow-1);
+		border-radius: 1rem;
+		overflow: hidden;
+
+		.reason {
+			gap: .5rem;
+			display: flex;
+		}
+	}
+
+	.time-actions {
+		gap: .5rem;
+		display: flex;
+		align-items: center;
+		justify-content: flex-end;
+	}
+
+	.photo-field {
+		padding: 0 1rem;
+	}
 }
 </style>