.mindcore-startup-screen {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: var(--bg);
  color: var(--text);
}

.mindcore-startup-screen.is-visible {
  display: flex;
}

.mindcore-startup-screen__content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  text-align: center;
}

.mindcore-startup-screen__spinner {
  width: 28px;
  height: 28px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 999px;
  animation: mindcore-startup-spin 0.9s linear infinite;
}

.mindcore-startup-screen__text {
  margin: 0;
  font-size: 16px;
  line-height: 1.35;
  color: var(--text);
}

.mindcore-startup-screen.is-error .mindcore-startup-screen__spinner {
  display: none;
}

body.mindcore-startup-open {
  overflow: hidden;
}

@keyframes mindcore-startup-spin {
  to {
    transform: rotate(360deg);
  }
}