/* Read once, on a phone, by someone who was sent a link. Long enough to answer "what is
   this" and short enough to finish. The colours are the app's own. */

:root {
  --sky: #eaf4ff;
  --ink: #1d2b3a;
  --paper: #ffffff;
  --edge: #b9d4ef;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 2rem 1.25rem 4rem;
  background: var(--sky);
  color: var(--ink);
  font-family: system-ui, sans-serif;
  font-size: 1.05rem;
  line-height: 1.6;
}

main {
  max-width: 34rem;
  margin: 0 auto;
}

.hero {
  text-align: center;
  margin-bottom: 3rem;
}

.app-icon {
  width: 8rem;
  height: 8rem;
  border-radius: 1.75rem;
}

h1 {
  margin: 0.5rem 0 0;
  font-size: 2.5rem;
}

h2 {
  margin-top: 2.5rem;
  font-size: 1.3rem;
}

.lead {
  font-size: 1.15rem;
}

/* Both of these are tapped with a thumb, on a phone, by someone who is not concentrating. */
.install,
.app-link {
  display: inline-block;
  padding: 0.9rem 1.6rem;
  border: 0.15rem solid var(--edge);
  border-radius: 999px;
  background: var(--paper);
  color: inherit;
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}

.install[hidden] {
  display: none;
}

ol {
  padding-left: 1.4rem;
}

li {
  margin-bottom: 0.5rem;
}

footer {
  margin-top: 3.5rem;
  text-align: center;
  opacity: 0.7;
  font-size: 0.95rem;
}