* { margin: 0; padding: 0; box-sizing: border-box; }

html, body {
  height: 100%;
  overflow: hidden;
  background: #0a0a0a;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}

#app, #app canvas {
  position: fixed;
  inset: 0;
  display: block;
}

.ui {
  position: fixed;
  left: 0;
  right: 0;
  z-index: 2;
  pointer-events: none;
  color: rgba(255, 255, 255, 0.85);
  text-align: center;
}

header.ui { top: 2rem; }
footer.ui { bottom: 1.5rem; }

.brand {
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.35em;
  text-transform: uppercase;
}
.brand span { font-weight: 300; opacity: 0.6; }

.hint {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.45;
}