feat(stargalaxy): add PodiumCard for TOP 1-3 with gold/silver/bronze labels

frontend/pages/square/components/StarGalaxy/PodiumCard.vue

@@ -0,0 +1,163 @@
+<template>
+  <view class="podium-card" :class="['podium-' + rank]" :style="cardStyle" @click="handleClick">
+    <!-- 钻石渐变外框 -->
+    <view class="diamond-frame" :style="frameStyle"></view>
+
+    <!-- 藏品主图（不规则圆角） -->
+    <view class="cover-wrap">
+      <image
+        class="cover-image"
+        :src="item.cover_url || item.cover_image || ''"
+        mode="aspectFill"
+      />
+      <!-- 青绿色高光 overlay -->
+      <view class="cover-highlight"></view>
+    </view>
+
+    <!-- 钻石渐变边框层 -->
+    <view class="diamond-border"></view>
+
+    <!-- 皇冠（仅 TOP 1） -->
+    <view v-if="rank === 4" class="crown">👑</view>
+
+    <!-- TOP N 标签（cover 下方居中） -->
+    <view class="top-label" :style="labelStyle">TOP {{ displayRank }}</view>
+  </view>
+</template>
+
+<script setup>
+import { computed } from 'vue'
+
+const props = defineProps({
+  item: { type: Object, required: true },
+  rank: { type: Number, required: true, validator: v => v >= 4 && v <= 6 },
+  size: { type: Object, default: () => ({ width: 120, height: 130 }) },
+})
+
+const emit = defineEmits(['cardClick'])
+
+// 内部 rank 4/5/6 对外显示 1/2/3（颁奖台：TOP 1/2/3）
+const displayRank = computed(() => props.rank - 3)
+
+// 不同 rank 的标签渐变
+const labelGradients = {
+  4: 'radial-gradient(ellipse, #FFD700, #FFF6A8 30%, #DAA520 100%)',  // 金
+  5: 'radial-gradient(ellipse, #C0C0C0, #E8E8E8 50%, #7A7A7A)',          // 银
+  6: 'radial-gradient(ellipse, #CD7F32, #E8A45C 50%, #A0522D)',          // 铜
+}
+
+const labelSizes = {
+  4: { w: 96, h: 22, font: 13 },
+  5: { w: 78, h: 18, font: 11 },
+  6: { w: 78, h: 18, font: 11 },
+}
+
+// 外框颜色（金/银/铜）
+const frameGradients = {
+  4: 'radial-gradient(ellipse at -10% 5%, #FFD700 0%, #FF3939 32%, #FFEDA5 59%, #FF6B6B 100%)',
+  5: 'radial-gradient(ellipse at -10% 5%, #C0C0C0 0%, #FF6B6B 32%, #E8E8E8 59%, #9A9A9A 100%)',
+  6: 'radial-gradient(ellipse at -10% 5%, #CD7F32 0%, #FF3939 32%, #E8A45C 59%, #A0522D 100%)',
+}
+
+const cardStyle = {
+  width: props.size.width + 'rpx',
+  height: props.size.height + 'rpx',
+}
+
+const frameStyle = {
+  background: frameGradients[props.rank],
+}
+
+const labelStyle = {
+  width: labelSizes[props.rank].w + 'rpx',
+  height: labelSizes[props.rank].h + 'rpx',
+  fontSize: labelSizes[props.rank].font + 'rpx',
+  background: labelGradients[props.rank],
+}
+
+function handleClick() {
+  emit('cardClick', props.item)
+}
+</script>
+
+<style scoped>
+.podium-card {
+  position: relative;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+}
+
+.diamond-frame {
+  position: absolute;
+  inset: 0;
+  border-radius: 8rpx 44rpx 8rpx 38rpx;
+  filter: blur(6rpx);
+  opacity: 0.7;
+}
+
+.cover-wrap {
+  position: absolute;
+  inset: 10rpx;
+  border-radius: 6rpx 40rpx 6rpx 34rpx;
+  overflow: hidden;
+  background: #fff;
+  box-shadow: 4rpx 4rpx 28rpx rgba(127, 7, 7, 0.5);
+}
+
+.cover-image {
+  width: 100%;
+  height: 100%;
+  position: absolute;
+  inset: 0;
+}
+
+.cover-highlight {
+  position: absolute;
+  top: 0;
+  left: 0;
+  width: 50%;
+  height: 42%;
+  background: linear-gradient(180deg, rgba(83, 244, 211, 0.4) 1%, transparent 70%);
+  pointer-events: none;
+}
+
+.diamond-border {
+  position: absolute;
+  inset: 8rpx;
+  border: 4rpx solid transparent;
+  border-radius: 8rpx 42rpx 8rpx 36rpx;
+  background: linear-gradient(135deg, #86BEFF, #FF3939, #88FFCE, #4D9AF8) border-box;
+  -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
+  -webkit-mask-composite: xor;
+  mask-composite: exclude;
+  pointer-events: none;
+}
+
+.crown {
+  position: absolute;
+  top: -44rpx;
+  left: 50%;
+  transform: translateX(-50%);
+  font-size: 44rpx;
+  animation: crownPulse 2s ease-in-out infinite;
+  z-index: 5;
+}
+
+.top-label {
+  position: absolute;
+  bottom: -4rpx;
+  left: 50%;
+  transform: translateX(-50%);
+  border-radius: 11rpx;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  font-weight: 900;
+  color: #fff;
+  text-shadow: 0 1rpx 3rpx rgba(0, 0, 0, 0.5);
+  box-shadow: 0 6rpx 16rpx rgba(255, 140, 0, 0.5);
+  z-index: 6;
+  letter-spacing: 1rpx;
+}
+</style>