:root {
  color: #222222;
  background: #ffffff;
  font-family:
    Circular,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    "PingFang SC",
    "Hiragino Sans GB",
    "Microsoft YaHei",
    sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  background: #ffffff;
}

.page-shell {
  width: min(100%, 1440px);
  min-height: 100vh;
  margin: 0 auto;
  padding: 32px 80px 34px;
  display: flex;
  flex-direction: column;
}

.hero {
  min-height: calc(100vh - 114px);
  display: grid;
  grid-template-columns: minmax(360px, 0.88fr) minmax(480px, 1.12fr);
  column-gap: 72px;
  align-items: center;
  position: relative;
}

.brand {
  position: absolute;
  top: 0;
  left: 0;
}

.brand img {
  width: 46px;
  height: 46px;
  display: block;
  object-fit: contain;
  border-radius: 10px;
}

.hero-copy {
  max-width: 520px;
  padding-top: 32px;
}

.hero-copy h1 {
  margin: 0;
  color: #222222;
  font-size: 56px;
  line-height: 1.14;
  font-weight: 700;
  letter-spacing: 0;
}

.hero-copy p {
  margin: 22px 0 0;
  color: #6a6a6a;
  font-size: 20px;
  line-height: 1.4;
  font-weight: 400;
  letter-spacing: 0;
}

.hero-media {
  justify-self: end;
  width: 580px;
  height: 580px;
  border-radius: 24px;
  overflow: hidden;
  background: #f7f7f7;
}

.hero-media video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.site-footer {
  width: 100%;
  border-top: 1px solid #dddddd;
  padding-top: 18px;
  color: #717171;
  font-size: 14px;
  line-height: 1.35;
}

.site-footer p {
  margin: 0;
}

@media (max-width: 980px) {
  .page-shell {
    padding: 24px;
  }

  .hero {
    min-height: auto;
    padding-top: 84px;
    grid-template-columns: 1fr;
    row-gap: 34px;
  }

  .hero-copy {
    max-width: 640px;
    padding-top: 0;
  }

  .hero-copy h1 {
    font-size: 42px;
    line-height: 1.08;
  }

  .hero-copy p {
    font-size: 18px;
  }

  .hero-media {
    justify-self: stretch;
    width: min(100%, 580px);
    height: auto;
    aspect-ratio: 1;
    border-radius: 20px;
  }

  .site-footer {
    margin-top: 38px;
  }
}

@media (max-width: 560px) {
  .page-shell {
    padding: 20px;
  }

  .brand img {
    width: 40px;
    height: 40px;
  }

  .hero {
    padding-top: 72px;
    row-gap: 28px;
  }

  .hero-copy h1 {
    font-size: 34px;
  }

  .hero-copy p {
    margin-top: 16px;
    font-size: 16px;
  }

  .hero-media {
    aspect-ratio: 1;
    border-radius: 18px;
  }
}