:root {
  color: #161617;
  background: #f5f7fb;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
  display: grid;
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  padding: 32px 20px;
  place-items: center;
}

main {
  width: min(720px, 100%);
  padding: 40px;
  background: rgba(255, 255, 255, .94);
  border-radius: 28px;
  box-shadow: 0 24px 70px rgba(40, 74, 120, .14);
}

header { text-align: center; }

.icon {
  width: 112px;
  height: 112px;
  border-radius: 25px;
  box-shadow: 0 12px 28px rgba(0, 104, 255, .2);
}

h1 {
  margin: 22px 0 10px;
  font-size: 34px;
  line-height: 1.1;
}

.lead {
  max-width: 520px;
  margin: 0 auto;
  color: #5c5c63;
  font-size: 17px;
  line-height: 1.5;
}

.download {
  display: flex;
  justify-content: center;
  margin: 28px 0 14px;
}

.button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 24px;
  border-radius: 14px;
  background: #087ff5;
  box-shadow: 0 8px 20px rgba(8, 127, 245, .24);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  text-decoration: none;
}

.button:hover { background: #006ee3; }

.meta {
  color: #73737b;
  font-size: 13px;
  text-align: center;
}

section {
  margin-top: 30px;
  padding-top: 26px;
  border-top: 1px solid #e7e9ee;
}

h2 {
  margin: 0 0 14px;
  font-size: 18px;
}

ol,
ul {
  margin: 0;
  padding-left: 22px;
  color: #3b3b40;
  line-height: 1.7;
}

section p {
  margin: 0;
  color: #3b3b40;
  line-height: 1.6;
}

code {
  display: block;
  margin-top: 12px;
  padding: 14px;
  overflow-x: auto;
  border-radius: 12px;
  background: #18181b;
  color: #f5f5f7;
  font: 13px ui-monospace, SFMono-Regular, Menlo, monospace;
  white-space: nowrap;
}

.checksum {
  padding: 12px;
  margin-top: 24px;
  overflow-wrap: anywhere;
  border-radius: 12px;
  background: #f5f6f8;
  color: #73737b;
  font: 12px ui-monospace, SFMono-Regular, Menlo, monospace;
}

@media (max-width: 560px) {
  main {
    padding: 28px 22px;
    border-radius: 22px;
  }

  h1 { font-size: 28px; }

  .icon {
    width: 92px;
    height: 92px;
  }
}