/* ========== 赞助页样式 ========== */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
  min-height: 100vh;
  background: linear-gradient(135deg, #fdf6f0 0%, #f0f4ff 50%, #fff0f5 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.sponsor {
  width: 100%;
  max-width: 880px;
  text-align: center;
}

/* 标题 */
.sponsor-title {
  font-size: 42px;
  letter-spacing: 6px;
  color: #333;
  margin-bottom: 8px;
}

.sponsor-subtitle {
  font-size: 16px;
  color: #999;
  margin-bottom: 36px;
}

/* 二维码卡片 */
.qr-grid {
  display: flex;
  gap: 28px;
  justify-content: center;
  flex-wrap: wrap;
}

.qr-card {
  background: #fff;
  border-radius: 20px;
  padding: 28px 28px 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  width: 320px;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.qr-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.12);
}

.qr-card--alipay {
  border-top: 5px solid #1677ff;
}

.qr-card--wechat {
  border-top: 5px solid #07c160;
}

.qr-label {
  font-size: 20px;
  margin-bottom: 16px;
}

.qr-card--alipay .qr-label {
  color: #1677ff;
}

.qr-card--wechat .qr-label {
  color: #07c160;
}

.qr-image {
  width: 100%;
  height: auto;
  border-radius: 12px;
  display: block;
}

.qr-tip {
  margin-top: 14px;
  font-size: 13px;
  color: #aaa;
}

/* 页脚 */
.sponsor-footer {
  margin-top: 36px;
  font-size: 14px;
  color: #bbb;
}

/* 移动端适配 */
@media (max-width: 640px) {
  .sponsor-title {
    font-size: 32px;
    letter-spacing: 4px;
  }

  .qr-grid {
    gap: 20px;
  }

  .qr-card {
    width: 100%;
    max-width: 340px;
  }
}