:root {
  color-scheme: dark;
  --ink: #f4f0df;
  --panel: #101620;
  --edge: #8d6a3f;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  min-height: 100%;
  margin: 0;
  overflow: hidden;
  background: #05070b;
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 16px;
}

canvas {
  display: block;
  width: min(100vw - 32px, 1280px);
  height: auto;
  aspect-ratio: 16 / 9;
  border: 1px solid rgba(174, 135, 78, 0.55);
  background: #101620;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.55);
}