/* Loaded directly from HTML, before the application module and route chunks. */
html {
  --startup-bg: #fafafa;
  --startup-text: #171717;
  --startup-accent: #2563eb;
  background: var(--startup-bg);
  color-scheme: light;
}

html.dark {
  --startup-bg: #1a1b1c;
  --startup-text: #f3f4f5;
  --startup-accent: #a9c7ff;
  color-scheme: dark;
}

@media (prefers-color-scheme: dark) {
  html:not(.light):not(.dark) {
    --startup-bg: #1a1b1c;
    --startup-text: #f3f4f5;
    --startup-accent: #a9c7ff;
    color-scheme: dark;
  }
}

body:has(.startup-loading) {
  margin: 0;
}

.startup-loading {
  box-sizing: border-box;
  display: flex;
  min-height: 100vh;
  min-height: 100svh;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 24px;
  background: var(--startup-bg);
  color: var(--startup-text);
  font: 14px/1.5 system-ui, sans-serif;
}

.startup-spinner {
  box-sizing: border-box;
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  border: 2px solid var(--startup-text);
  border-top-color: var(--startup-accent);
  border-radius: 50%;
  animation: startup-spin 0.8s linear infinite;
}

.startup-en,
html:not(:lang(zh)) .startup-zh {
  display: none;
}

html:not(:lang(zh)) .startup-en {
  display: inline;
}

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

@media (prefers-reduced-motion: reduce) {
  .startup-spinner { animation: none; }
}