:root {
  --paper: #f4efe3;
  --ink: #1d1a4e;
  --ink-2: #4a4593;
  --electric: #1b35ee;
  --electric-2: #0d1fc4;
  --white: #fffdf5;
  --display: "Big Caslon", "Hoefler Text", Didot, "Playfair Display", Georgia, serif;
  --body: "Iowan Old Style", "Hoefler Text", Charter, Georgia, serif;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html, body { height: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  -webkit-font-smoothing: antialiased;
}

main {
  min-height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 48px 24px 10vh;
}

.mark {
  width: 64px;
  height: 64px;
  fill: var(--electric);
  margin-bottom: 40px;
  animation: turn 14s linear infinite;
}
@keyframes turn { to { transform: rotate(360deg); } }

h1 {
  margin: 0;
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(40px, 7vw, 68px);
  line-height: 1.02;
  letter-spacing: -.02em;
  max-width: 12ch;
}
h1 em { font-style: italic; color: var(--electric); }

main > p {
  margin: 22px 0 0;
  max-width: 40ch;
  font-size: 19px;
  line-height: 1.55;
  color: var(--ink-2);
}

.download {
  margin-top: 36px;
  display: inline-block;
  background: var(--electric);
  color: var(--white);
  text-decoration: none;
  font-size: 17px;
  padding: 15px 30px;
  border-radius: 999px;
  transition: background .18s ease, transform .18s ease;
}
.download:hover { background: var(--electric-2); transform: translateY(-1px); }
.download:focus-visible { outline: 2px solid var(--ink); outline-offset: 4px; }

main > p.after { margin-top: 36px; color: var(--ink); }

@media (prefers-reduced-motion: reduce) {
  .mark { animation: none; }
  .download { transition: none; }
  .download:hover { transform: none; }
}