:root {
  color-scheme: light;
  --paper: #f2efe8;
  --ink: #171715;
  --rule: rgb(23 23 21 / 11%);
  --signal: #e24a26;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(var(--rule) 1px, transparent 1px),
    linear-gradient(90deg, var(--rule) 1px, transparent 1px),
    var(--paper);
  background-size: clamp(3rem, 7vw, 5.5rem) clamp(3rem, 7vw, 5.5rem);
  font-family: "SF Mono", "IBM Plex Mono", ui-monospace, monospace;
}

body::before {
  position: fixed;
  inset: 1.1rem;
  z-index: -1;
  border: 1px solid var(--ink);
  content: "";
  pointer-events: none;
}

main {
  display: grid;
  min-height: 100vh;
  place-content: center;
  justify-items: center;
  gap: clamp(2.4rem, 7vw, 4.5rem);
  padding: 4rem 2rem;
  text-align: center;
}

h1 {
  margin: 0;
  font-family: "Iowan Old Style", "Baskerville", "Times New Roman", serif;
  font-size: clamp(4.25rem, 15vw, 11rem);
  font-weight: 400;
  letter-spacing: -0.075em;
  line-height: 0.82;
  animation: arrive 700ms cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

h1::after {
  display: inline-block;
  width: 0.13em;
  height: 0.13em;
  margin-left: 0.07em;
  border-radius: 50%;
  background: var(--signal);
  content: "";
}

.download {
  display: inline-flex;
  align-items: center;
  gap: 1.1rem;
  min-height: 3.75rem;
  padding: 0.2rem 0.25rem 0.2rem 1.5rem;
  border: 1px solid var(--ink);
  color: var(--ink);
  background: var(--paper);
  box-shadow: 0.42rem 0.42rem 0 var(--ink);
  font-size: 0.78rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
  transition: box-shadow 160ms ease, transform 160ms ease;
  animation: arrive 700ms 120ms cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.download svg {
  width: 3.1rem;
  height: 3.1rem;
  padding: 0.85rem;
  color: var(--paper);
  background: var(--ink);
  fill: none;
  stroke: currentColor;
  stroke-linecap: square;
  stroke-linejoin: miter;
  stroke-width: 1.6;
}

.download:hover {
  box-shadow: 0.18rem 0.18rem 0 var(--ink);
  transform: translate(0.24rem, 0.24rem);
}

.download:focus-visible {
  outline: 3px solid var(--signal);
  outline-offset: 0.5rem;
}

.download:active {
  box-shadow: 0 0 0 var(--ink);
  transform: translate(0.42rem, 0.42rem);
}

@keyframes arrive {
  from {
    opacity: 0;
    transform: translateY(1.2rem);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 32rem) {
  body::before {
    inset: 0.65rem;
  }

  main {
    padding-inline: 1.25rem;
  }

  .download {
    gap: 0.8rem;
    padding-left: 1rem;
    font-size: 0.68rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  h1,
  .download {
    animation: none;
  }

  .download {
    transition: none;
  }
}