<template>
	<view class="coupon-detail-page">
		<!-- 顶部背景图 -->
		<view class="top-bg"></view>

		<!-- 透明导航栏 -->
		<custom-navbar
			:title="title"
			:show-back="true"
			title-color="#333333"
			background-color="transparent"
			:showHeadle="false"
            :borderBottom="'none'"
		></custom-navbar>

		<!-- 主要内容区域 -->
		<view class="detail-content">
			<!-- 优惠券核心卡片 -->
			<view class="coupon-card">
				<!-- 标签行-->
				<view class="tag-section">
					<view class="tag-new-user">
						<image class="tag-icon" src="https://mrrplus.oss-cn-beijing.aliyuncs.com/photo/system/1b4ff234-ac31-4b61-9d6b-baa8025ad3cc.png"></image>
						<text class="tag-text">满150元减20元优惠券</text>
					</view>
				</view>

				<!-- 下划线-->
				<view class="title-underline"></view>

				<!-- 活动名称行 -->
				<view class="info-row">
					<view class="info-label">活动名称：</view>
					<view class="info-value">新人优惠券</view>
				</view>

				<!-- 有效期 -->
				<view class="validity-row">
					<view class="validity-label">有效期至：</view>
					<view class="validity-value">2025年11月23日 11:22:58</view>
				</view>

				<!-- 规则说明区域 -->
				<view class="rule-row">
					<view class="rule-label">规则说明：</view>
					<view class="rule-content">本优惠券仅限指定商品 / 全店商品使用，单笔订单限用 1 张，不可与其他优惠叠加；请在有效期内使用，过期自动失效，不补发、不折现；订单退款时优惠券将按规则退回（过期则失效）；严禁违规套现使用，本店保留最终解释权</view>
				</view>
			</view>
		</view>

		<!-- 底部固定按钮区域 -->
		<view class="bottom-fixed">
			<button class="use-btn" @click="handleUse">立即使用</button>
		</view>
	</view>
</template>

<script>
export default {
	data() {
		return {
			title: '优惠券详情'
		};
	},
	methods: {
		handleUse() {
			// 测试用
			console.log('立即使用按钮点击');
		}
	}
};
</script>

<style lang="less">
.coupon-detail-page {
	background-color: #f8f8f8;
	min-height: 100vh;
	position: relative;
	box-sizing: border-box;
	padding-bottom: 160rpx;
}

/* 顶部背景图*/
.top-bg {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 260rpx;
	background-image: url('https://mrrplus.oss-cn-beijing.aliyuncs.com/photo/system/58ddd0be-e580-4da2-9f4f-4d088f32f11d.png');
	background-size: cover;
	background-position: top center;
	background-repeat: no-repeat;
	z-index: 1;
}

/* 主要内容区域 */
.detail-content {
	padding: 20rpx 0;
	position: relative;
	z-index: 2;
}

/* 优惠券卡片 */
.coupon-card {
	background-color: #ffffff;
	border-radius: 40rpx;
	padding: 30rpx 30rpx 40rpx 30rpx;
	box-shadow: 0 4rpx 12rpx rgba(0, 0, 0, 0.02);
}

/* 标签行*/
.tag-section {
	display: flex;
	align-items: center;
	justify-content: flex-start;
	margin-bottom: 20rpx;
}

.tag-new-user {
	display: flex;
	align-items: center;
	font-weight: 500;
	font-size: 32rpx;
	color: #333333;
	line-height: 45rpx;
	text-align: left;

	.tag-text {
		margin-top: 2rpx;
	}

	.tag-icon {
		width: 42rpx;
		height: 42rpx;
		margin-right: 10rpx;
		flex-shrink: 0;
	}
}

/* 下划线*/
.title-underline {
	width: 690rpx;
	height: 1rpx;
	background-color: #F1F1F1 ;
	border-radius: 6rpx;
	margin: 20rpx 0 30rpx 0;
}

/* 活动名称 + 有效期 */
.info-row {
	display: flex;
	margin-bottom: 20rpx;
	font-size: 24rpx;
	color: #999999;
	line-height: 33rpx;
	text-align: left;

	.info-label {
		flex-shrink: 0;
	}

	.info-value {
		flex: 1;
		// margin-left: 27rpx;
		word-break: break-word;
	}
}

/* 有效期行 */
.validity-row {
	display: flex;
	margin-bottom: 20rpx;
	font-size: 24rpx;
	color: #999999;
	line-height: 33rpx;
	text-align: left;

	.validity-label {
		flex-shrink: 0;
	}

	.validity-value {
		flex: 1;
		// margin-left: 27rpx;
		word-break: break-word;
	}
}

/* 规则说明行 */
.rule-row {
	display: flex;
	font-size: 24rpx;
	color: #999999;
	line-height: 33rpx;
	text-align: left;

	.rule-label {
		flex-shrink: 0;
	}

	.rule-content {
		flex: 1;
		word-break: break-word;
	}
}

/* 底部固定按钮区域 */
.bottom-fixed {
	position: fixed;
	bottom: 0;
	left: 0;
	right: 0;
	height: 141rpx;
	background-color: #ffffff;
	display: flex;
	align-items: center;
	justify-content: center;
	box-shadow: 0 -4rpx 12rpx rgba(0, 0, 0, 0.02);
	// 安全区适配
	padding-bottom: constant(safe-area-inset-bottom);
	padding-bottom: env(safe-area-inset-bottom);
	box-sizing: content-box;
}

/* 立即使用按钮 */
.use-btn {
	width: 690rpx;
	height: 88rpx;
	background: #e8101e;
	border-radius: 49rpx;
	color: #ffffff;
	font-size: 32rpx;
	font-weight: 500;
	display: flex;
	align-items: center;
	justify-content: center;
	border: none;
	margin: 0 auto;
	line-height: 88rpx;
	text-align: center;
	box-shadow: 0 8rpx 16rpx rgba(232, 16, 30, 0.15);
    z-index: 9;

	&::after {
		border: none;
	}
}
</style>