/* Критический CSS маски загрузки — внешний файл для CSP style-src 'self'. */
html.app-bootstrapping #app {
  opacity: 0;
}
html #app {
  transition: opacity 0.28s ease;
}
html.app-bootstrapping #app,
html.app-bootstrapping #app * {
  transition: none !important;
  animation: none !important;
}
#ergo-boot-loader {
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: none;
  align-items: center;
  justify-content: center;
  background: var(--color-background, #f2f2f2);
}
html.app-bootstrapping #ergo-boot-loader {
  display: flex;
}
#ergo-boot-loader[hidden] {
  display: none !important;
}
.ergo-boot-loader__spinner {
  width: 2.5rem;
  height: 2.5rem;
  border: 0.25rem solid rgba(0, 0, 0, 0.08);
  border-top-color: var(--color-accent, #d0322d);
  border-radius: 50%;
  animation: ergo-boot-spin 0.75s linear infinite;
}
html[data-bs-theme='dark'] #ergo-boot-loader {
  background: var(--color-background, #111112);
}
html[data-bs-theme='dark'] .ergo-boot-loader__spinner {
  border-color: rgba(255, 255, 255, 0.12);
  border-top-color: var(--color-accent, #f14336);
}
@keyframes ergo-boot-spin {
  to {
    transform: rotate(360deg);
  }
}
@media (prefers-reduced-motion: reduce) {
  html #app {
    transition: none;
  }
  .ergo-boot-loader__spinner {
    animation: none;
    border-top-color: var(--color-accent, #d0322d);
  }
}
html[data-ergo-motion='reduce'] #app {
  transition: none;
}
html[data-ergo-motion='reduce'] .ergo-boot-loader__spinner {
  animation: none;
  border-top-color: var(--color-accent, #d0322d);
}
html[data-bs-theme='dark'][data-ergo-motion='reduce'] .ergo-boot-loader__spinner {
  border-top-color: var(--color-accent, #f14336);
}