/* 页面基础样式：复刻原站移动端下载落地页布局。 */
html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: #f8f9fd;
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
}

body {
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
  font-size: 14px;
}

* {
  box-sizing: border-box;
}

img {
  display: block;
  border: 0;
}

a {
  text-decoration: none;
}

/* 页面整体采用纵向弹性布局，确保统计区贴近底部。 */
.page {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  background: #ffffff;
}

.page__top-space {
  height: 20px;
  flex-shrink: 0;
}

.brand {
  width: 120px;
  margin-left: 20px;
}

.brand__logo {
  width: 100%;
}

.hero {
  width: 100%;
}

.hero__image {
  width: 90%;
  max-width: 600px;
  margin: 0 auto;
}

.intro {
  margin-top: auto;
  text-align: center;
}

.intro__title {
  margin: 0;
  color: #000000;
  font-size: 26px;
  font-weight: 700;
  line-height: 1.4;
}

.intro__subtitle {
  margin: 0;
  padding-top: 15px;
  color: #91a1b7;
  font-size: 15px;
  line-height: 1.5;
}

.download {
  width: 80%;
  margin: 40px auto 0;
}

.download__button {
  display: flex;
  align-items: center;
  width: 100%;
  height: 50px;
  margin-bottom: 15px;
  border-radius: 15px;
  font-size: 16px;
}

.download__button--ios {
  background: #e62e2e;
  color: #ffffff;
}

.download__button--android {
  border: 1px solid #91a1b7;
  background: #ffffff;
  color: #333333;
}

.download__spacer {
  width: 18px;
  margin-left: auto;
  margin-right: 5px;
}

.download__icon {
  width: 18px;
  margin-left: auto;
  margin-right: 5px;
}

.download__text {
  display: block;
  margin-right: auto;
}

.stats {
  display: flex;
  align-items: center;
  width: 100%;
  margin: 25px 0 10px;
}

.stats__item {
  width: 23%;
  margin: 0 auto;
  text-align: center;
}

.stats__value {
  display: block;
  color: #000000;
  font-size: 22px;
  font-weight: 700;
  line-height: 1.4;
}

.stats__label {
  display: block;
  color: #91a1b7;
  font-size: 12px;
  line-height: 1.5;
}

@media (max-width: 420px) {
  .brand {
    width: 110px;
  }

  .intro__title {
    font-size: 24px;
  }

  .download {
    width: 84%;
  }
}