body {
  margin: 0;
  padding: 0;
  overflow: hidden;
  background-color: #000;
  font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

canvas {
  max-height: 100vh;
  max-width: 100vw;
  aspect-ratio: 1080 / 1920;
  object-fit: contain;
}

#instructions {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background-color: rgba(0, 0, 0, 0.7);
  color: white;
  z-index: 10;
  cursor: pointer;
  transition: opacity 0.5s;
}

.content {
  text-align: center;
  background: rgba(255, 255, 255, 0.05);
  padding: 2rem;
  border-radius: 16px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

h1 {
  margin: 0 0 1rem 0;
  font-size: 3rem;
  font-weight: 300;
  letter-spacing: 2px;
  text-transform: uppercase;
  background: linear-gradient(90deg, #fff, #aaa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

p {
  margin: 0 0 1rem 0;
  font-size: 1.2rem;
  opacity: 0.8;
}

.controls {
  font-size: 0.9rem;
  opacity: 0.5;
  margin-top: 2rem;
}