/* Shell crítico antes del bundle (FOUC / layout estable) */
#root:not(.styles-loaded) {
  visibility: visible;
  opacity: 1;
}

body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu',
    'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
  -webkit-font-smoothing: antialiased;
}

#root {
  min-height: 100vh;
  transition: opacity 0.2s ease-in;
}

.app-loading-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 1rem;
  text-align: center;
  color: #1e40af;
  font-size: 1.125rem;
}

.app-boot-fallback {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 1.5rem;
  color: #0f172a;
  background: #f8fafc;
}

.app-boot-fallback h2 {
  margin: 0 0 0.75rem;
  color: #991b1b;
  font-size: 1.25rem;
}

.app-boot-fallback p {
  margin: 0 0 1rem;
  max-width: 36rem;
  color: #334155;
}

.app-boot-fallback-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
}

.app-boot-fallback-primary,
.app-boot-fallback-secondary {
  border-radius: 0.5rem;
  border: 1px solid #cbd5e1;
  padding: 0.55rem 0.9rem;
  cursor: pointer;
  font-size: 0.9rem;
}

.app-boot-fallback-primary {
  background: #2563eb;
  border-color: #2563eb;
  color: #fff;
}

.app-boot-fallback-secondary {
  background: #fff;
  color: #0f172a;
}