/* ============================================
   Animations & Accessibility

   Keyframes, step page animation, spinner,
   dropdown fade, reduced motion support,
   and enhanced focus-visible states.
   ============================================ */

/* Step page entrance */
.step-page {
  animation: fadeInSlideUp var(--transition-slow) ease-out;
}

@keyframes fadeInSlideUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Address dropdown entrance */
.address-suggestions-dropdown {
  animation: fadeIn var(--transition-fast);
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Loading spinner */
.loading-spinner {
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ============================================
   Accessibility: Reduced Motion Support
   ============================================ */
@media (prefers-reduced-motion: reduce) {

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .step-page,
  .context-selection-container,
  .invalid-link-container,
  .address-suggestions-dropdown,
  .loading-spinner {
    animation: none;
  }
}

/* ============================================
   Accessibility: Enhanced Focus Visible States
   ============================================ */
/* Outline-based focus for buttons (inputs use box-shadow ring in components.css) */
.btn-primary:focus-visible,
.btn-secondary:focus-visible,
.site-header-back:focus-visible,
.incident-remove-button:focus-visible,
.btn-add-incident:focus-visible,
.address-suggestion-item:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}