.boot-shell {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: #f6f6f3;
  color: #5d6a68;
  font:
    15px/1.4 ui-sans-serif,
    -apple-system,
    "Segoe UI",
    system-ui,
    sans-serif;
}

@media (prefers-color-scheme: dark) {
  .boot-shell {
    background: #101312;
    color: #98a5a1;
  }
}

.boot-shell__dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: currentColor;
  animation: boot-shell-pulse 1.1s ease-in-out infinite;
}

@keyframes boot-shell-pulse {
  0%,
  100% {
    opacity: 0.25;
  }
  50% {
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .boot-shell__dot {
    animation: none;
    opacity: 0.6;
  }
}