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

body {
  overflow: hidden;
  background: #05060a;
  user-select: none;
  -webkit-user-select: none;
}

#sanctuary {
  display: block;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  cursor: pointer;
}

#ui-layer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 2;
}

#breath-indicator {
  position: absolute;
  left: 50%;
  bottom: 8%;
  transform: translateX(-50%);
  width: 180px;
  height: 4px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.08);
  overflow: visible;
}

#breath-indicator::after {
  content: '';
  display: block;
  width: 0%;
  height: 100%;
  border-radius: 2px;
  background: radial-gradient(90deg, #7ae3f7, #a78bfa);
  transition: width 80ms linear;
}

@media (max-width: 600px) {
  #breath-indicator {
    width: 120px;
    bottom: 6%;
  }
}