:root {
  --lab-safe-bottom: max(14px, env(safe-area-inset-bottom));
}

.final-lab-controls {
  position: fixed;
  z-index: 10001;
  right: 14px;
  bottom: var(--lab-safe-bottom);
  left: 14px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  max-width: 520px;
  margin: 0 auto;
  padding: 10px;
  border: 1px solid rgba(233, 213, 255, 0.3);
  border-radius: 20px;
  background: rgba(8, 8, 18, 0.88);
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(16px);
  transition: opacity 240ms ease, transform 240ms ease;
}

.final-lab-controls.is-running {
  pointer-events: none;
  opacity: 0;
  transform: translateY(18px);
}

.final-lab-label {
  grid-column: 1 / -1;
  margin: 0 4px 2px;
  color: rgba(233, 213, 255, 0.62);
  font: 600 9px/1.2 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.final-lab-button {
  min-height: 48px;
  border: 0;
  border-radius: 999px;
  padding: 0 18px;
  font: 700 11px/1 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
  touch-action: manipulation;
}

.final-lab-button--play {
  color: #140c1f;
  background: linear-gradient(90deg, #e9d5ff, #fde68a);
  box-shadow: 0 0 24px rgba(233, 213, 255, 0.26);
}

.final-lab-button--reset {
  color: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.06);
}

@media (min-width: 700px) {
  .final-lab-controls {
    right: 24px;
    bottom: 24px;
    left: auto;
    width: 440px;
  }
}