html,
body {
  margin: 0;
  height: 100%;
  overflow: hidden;
}

/* iOS: el <video> debe seguir en el DOM de forma mínimamente visible para WebGL */
.video-feed {
  position: fixed;
  left: 0;
  top: 0;
  width: 8px;
  height: 8px;
  opacity: 0.04;
  pointer-events: none;
  z-index: 2;
  object-fit: cover;
}

.start-overlay {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding: 1rem 1rem calc(1.25rem + env(safe-area-inset-bottom));
  box-sizing: border-box;
  background: rgba(0, 0, 0, 0.35);
  color: #fff;
  font: 16px/1.45 -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  text-align: center;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.start-overlay.hidden {
  display: none;
  pointer-events: none;
}

.start-overlay strong {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 1.1rem;
}

.start-overlay .sub {
  opacity: 0.92;
  font-size: 0.9rem;
  max-width: 20rem;
}

.start-overlay__hint {
  margin-bottom: 1rem;
}