:root {
  --brand: #ff5a5e;
  --bg: #fff6f6;
  --text: #2f2f2f;
  --muted: #6f6f6f;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: linear-gradient(160deg, var(--bg) 0%, #ffffff 70%);
}

.page {
  min-height: 100vh;
  max-width: 680px;
  margin: 0 auto;
  padding: 24px 16px 32px;
}

.hero {
  text-align: center;
  margin: 8px 0 16px;
}

.hero h1 {
  margin: 0;
  font-size: 34px;
  color: var(--brand);
}

.meta {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.card {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 10px 24px rgba(255, 90, 94, 0.12);
  padding: 16px;
  margin-top: 12px;
}

.download-btn {
  display: block;
  width: 100%;
  line-height: 48px;
  text-align: center;
  border-radius: 999px;
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.4px;
  margin-bottom: 10px;
}

.download-btn.android {
  background: #2aa845;
}

.download-btn.ios {
  background: #2f79ff;
}

.empty-tip {
  text-align: center;
  color: #999;
  padding: 10px 0;
}

.card h2 {
  margin: 0 0 10px;
  font-size: 18px;
}

.note {
  margin: 0;
  color: #555;
  font-size: 14px;
  line-height: 1.8;
  white-space: pre-wrap;
}