/* Shared shell for client navigation. The server-rendered document remains the SEO fallback. */
:root { background: #101112; color-scheme: dark; }
html { background: #101112; color-scheme: dark; }
body { min-height: 100dvh; background: #101112; color: var(--text, #f4f5f7); }
body.spa-navigating { cursor: default; }
body.spa-navigating::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  pointer-events: none;
  background: linear-gradient(90deg, transparent, var(--accent, #d5eb9e), transparent);
  opacity: .75;
  z-index: 100;
}
main#main-content {
  animation: slim-page-fade 140ms cubic-bezier(0.22, 1, 0.36, 1);
}
@keyframes slim-page-fade {
  from { opacity: 0.92; }
  to { opacity: 1; }
}
.slim-navigation-error {
  position: fixed;
  top: 76px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 120;
  display: flex;
  align-items: center;
  gap: 16px;
  width: max-content;
  max-width: calc(100% - 32px);
  box-sizing: border-box;
  padding: 12px 16px;
  border: 1px solid var(--border, #ffffff30);
  border-radius: 10px;
  background: var(--surface-raised, #232625);
  color: var(--text, #f4f5f7);
  font: inherit;
}
.slim-navigation-error span { min-width: 0; }
.slim-navigation-error button {
  flex: none;
  padding: 8px 12px;
  border: 0;
  border-radius: 6px;
  background: var(--accent, #d5eb9e);
  color: #101112;
  font: inherit;
  cursor: pointer;
}
@media (prefers-reduced-motion: reduce) {
  body.spa-navigating::after { opacity: .4; }
  main#main-content { animation: none; }
}