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

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  background: #fdf4f6;
  color: #1f2329;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.page {
  max-width: 480px;
  width: 100%;
  text-align: center;
}

.cover {
  width: 100%;
  max-width: 420px;
  border-radius: 20px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
  display: block;
  margin: 0 auto 24px;
}

h1 {
  font-size: 28px;
  font-weight: 700;
}

.desc {
  margin-top: 12px;
  font-size: 16px;
  color: #555c66;
}

.tip {
  margin-top: 24px;
  font-size: 13px;
  color: #9aa1ab;
  line-height: 1.6;
}