<template>
  <view class="dashboard-header">
    <!-- 装饰渐变背景 -->
    <view class="header-deco-bg"></view>

    <!-- 装饰光晕（红粉色） -->
    <view class="header-glow"></view>

    <!-- 状态栏占位（iPhone 44px） -->
    <view class="status-bar-placeholder"></view>

    <view class="header-content">
      <!-- 毛绒怪头像（占位：纯色块 + emoji） -->
      <view class="mascot">
        <text class="mascot-emoji">🐾</text>
      </view>

      <!-- 渐变标题 -->
      <view class="title-wrap">
        <text class="header-title">数据看板</text>
      </view>

      <!-- Tab 胶囊 -->
      <view class="header-tabs">
        <view
          :class="['tab', activeTab === 'crystal' ? 'tab-active' : '']"
          @tap="$emit('update:activeTab', 'crystal')"
        >
          水晶相关
        </view>
        <view
          :class="['tab', activeTab === 'season' ? 'tab-active' : '']"
          @tap="$emit('update:activeTab', 'season')"
        >
          赛季总览
        </view>
      </view>
    </view>
  </view>
</template>

<script setup>
defineProps({
  activeTab: { type: String, default: 'crystal' },
})
defineEmits(['update:activeTab'])
</script>

<style lang="scss" scoped>
.dashboard-header {
  position: relative;
  height: 360rpx;
  overflow: hidden;
}

.status-bar-placeholder {
  height: 44px;
}

.header-deco-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 700rpx;
  background: linear-gradient(179deg, #FFE5E5 0%, #F3A0A1 50%, #FF9C9C 86%, #FF2024 100%);
  filter: blur(4px);
  z-index: 0;
}

.header-glow {
  position: absolute;
  top: 100rpx;
  left: 50%;
  transform: translateX(-50%);
  width: 400rpx;
  height: 400rpx;
  background: radial-gradient(circle, rgba(255, 200, 100, 0.5) 0%, transparent 70%);
  filter: blur(30px);
  z-index: 1;
}

.header-content {
  position: relative;
  z-index: 2;
  padding: 0 32rpx 32rpx;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.mascot {
  width: 104rpx;
  height: 104rpx;
  border-radius: 50%;
  background: linear-gradient(135deg, #FF6B6B 0%, #FFB199 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 2px 2px 30px rgba(242, 21, 21, 0.47);
  margin-bottom: 16rpx;
}

.mascot-emoji {
  font-size: 64rpx;
}

.title-wrap {
  margin-bottom: 24rpx;
}

.header-title {
  font-size: 48rpx;
  font-weight: 700;
  background: linear-gradient(90deg, #FFE5B4 0%, #FFB199 50%, #FF8A95 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.4);
}

.header-tabs {
  display: flex;
  background: rgba(0, 0, 0, 0.15);
  border-radius: 22rpx;
  padding: 6rpx;
  width: 100%;
  max-width: 500rpx;
}

.tab {
  flex: 1;
  text-align: center;
  padding: 14rpx 0;
  font-size: 28rpx;
  color: rgba(255, 255, 255, 0.75);
  border-radius: 22rpx;
  transition: background 0.25s ease, color 0.25s ease;
}

.tab-active {
  background: linear-gradient(231deg, #A8A6ED 0%, #88C8D8 64%, #F380EF 100%);
  color: #ffffff;
  font-weight: 600;
  box-shadow: 0px 4px 4px rgba(0, 0, 0, 0.25);
}
</style>
