:root {
  --ink: #11100c;
  --paper: #fff000;
  --shout: #f12518;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
  margin: 0;
}

body {
  background: var(--paper);
  color: var(--ink);
}

.site-shell {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  min-height: 100svh;
  overflow: hidden;
  background: var(--paper);
}

.site-header {
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: clamp(5.25rem, 14svh, 9rem);
  padding: 0.65rem 1rem 0.2rem;
  text-align: center;
}

h1 {
  margin: 0;
  color: var(--ink);
  font-family: "Arial Rounded MT Bold", "Trebuchet MS", Arial, sans-serif;
  font-size: clamp(2.35rem, min(10.5svh, 11vw), 8rem);
  font-weight: 900;
  line-height: 0.9;
  letter-spacing: -0.035em;
  text-shadow: clamp(2px, 0.22vw, 4px) clamp(3px, 0.3vw, 5px) 0 var(--shout);
  white-space: nowrap;
}

.bunny-stage {
  display: grid;
  min-height: 0;
  place-items: center;
  padding: 0 1rem clamp(0.75rem, 2.5svh, 2rem);
}

.bunny-art {
  display: block;
  width: auto;
  height: auto;
  max-width: min(94vw, 64rem);
  max-height: calc(100svh - clamp(6.25rem, 17svh, 10.5rem));
  object-fit: contain;
}

.qr-corner {
  position: fixed;
  right: clamp(0.65rem, 1.8vw, 1.5rem);
  bottom: clamp(0.65rem, 1.8vw, 1.5rem);
  z-index: 2;
  width: clamp(7rem, 14vw, 11rem);
  line-height: 0;
}

.qr-corner img {
  display: block;
  width: 100%;
  height: auto;
}

@media (max-aspect-ratio: 3 / 4) {
  .site-shell {
    overflow: auto;
  }

  .bunny-art {
    width: min(96vw, 46rem);
    max-height: none;
  }

  .qr-corner {
    width: clamp(6rem, 25vw, 7rem);
  }
}