<template>
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								    <!-- 悬浮按钮 - 只在最后一页显示 -->
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								    <div v-if="isLastPage" class="floating-buttons">
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								        <button 
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								            v-if="hasNextCourse" 
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								            class="floating-button next-lesson" 
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								            @click="handleNextCourse"
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								        >
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								            <span class="floating-button-text">下一课</span>
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								        </button>
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								        <button 
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								            class="floating-button back-to-start" 
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								            @click="handleBackToStart"
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								        >
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								            <span class="floating-button-text">回到开始</span>
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								        </button>
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								    </div>
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								</template>
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								<script>
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								export default {
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								    name: 'FloatingButtons',
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								    props: {
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								        // 是否为最后一页
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								        isLastPage: {
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								            type: Boolean,
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								            default: false
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								        },
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								        // 是否有下一课
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								        hasNextCourse: {
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								            type: Boolean,
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								            default: false
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								        }
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								    },
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								    methods: {
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								        // 跳转到下一课
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								        handleNextCourse() {
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								            this.$emit('next-course');
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								        },
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								        // 回到开始
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								        handleBackToStart() {
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								            this.$emit('back-to-start');
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								        }
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								    }
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								}
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								</script>
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								<style scoped>
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								/* 悬浮按钮样式 */
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								.floating-buttons {
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								    position: fixed;
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								    top: 50%;
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								    right: 30rpx;
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								    transform: translateY(-50%);
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								    z-index: 1000;
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								    display: flex;
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								    flex-direction: column;
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								    gap: 16rpx;
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								}
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								.floating-button {
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								    width: 180rpx;
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								    height: 88rpx;
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								    background: linear-gradient(135deg, #06DADC 0%, #04B8BA 100%);
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								    border-radius: 44rpx;
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								    display: flex;
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								    align-items: center;
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								    justify-content: center;
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								    box-shadow: 0 6rpx 24rpx rgba(6, 218, 220, 0.25);
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								    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
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								    border: none;
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								    outline: none;
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								    position: relative;
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								    overflow: hidden;
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								}
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								.floating-button::before {
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								    content: '';
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								    position: absolute;
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								    top: 0;
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								    left: 0;
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								    right: 0;
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								    bottom: 0;
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								    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, rgba(255, 255, 255, 0.05) 100%);
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								    border-radius: 44rpx;
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								    opacity: 0;
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								    transition: opacity 0.3s ease;
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								}
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								.floating-button:hover::before {
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								    opacity: 1;
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								}
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								.floating-button:active {
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								    transform: scale(0.96);
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								    box-shadow: 0 3rpx 12rpx rgba(6, 218, 220, 0.35);
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								}
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								.floating-button-text {
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								    font-family: PingFang SC, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
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								    font-weight: 600;
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								    font-size: 26rpx;
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								    color: #FFFFFF;
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								    text-align: center;
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								    line-height: 1;
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								    letter-spacing: 0.5rpx;
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								    position: relative;
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								    z-index: 1;
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								}
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								.floating-button.next-lesson {
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								    background: linear-gradient(135deg, #06DADC 0%, #04B8BA 100%);
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								    box-shadow: 0 6rpx 24rpx rgba(6, 218, 220, 0.25);
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								}
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								.floating-button.next-lesson:active {
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								    box-shadow: 0 3rpx 12rpx rgba(6, 218, 220, 0.35);
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								}
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								.floating-button.back-to-start {
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								    background: linear-gradient(135deg, #FF7B7B 0%, #FF6B6B 100%);
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								    box-shadow: 0 6rpx 24rpx rgba(255, 107, 107, 0.25);
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								}
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								.floating-button.back-to-start:active {
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								    box-shadow: 0 3rpx 12rpx rgba(255, 107, 107, 0.35);
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								}
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								/* 响应式调整 */
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								@media (max-width: 750px) {
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								    .floating-buttons {
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								        top: 50%;
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								        right: 24rpx;
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								        transform: translateY(-50%);
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								    }
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								    .floating-button {
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								        width: 160rpx;
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								        height: 80rpx;
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								        border-radius: 40rpx;
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								    }
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								    .floating-button-text {
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								        font-size: 24rpx;
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								    }
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								}
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								</style>
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