/* Local marketing choreography; canonical Halo tokens remain unchanged.
   Page entrances are finite. The pausable walkthrough repeats its chapters. */
:root {
  --site-motion-entrance: 1600ms;
  --site-motion-reveal: 1000ms;
  --site-motion-interaction: 400ms;
  --site-motion-step: 120ms;
  --site-motion-ease: cubic-bezier(0.25, 0.1, 0.25, 1);
  --site-intro-title-start: 400ms;
  --site-intro-copy-start: 2200ms;
  --site-intro-actions-start: 3500ms;
  --site-intro-product-start: 4500ms;
  --site-intro-product-duration: 2500ms;
  --site-tour-chapter: 7000ms;
  --site-tour-arrival: 1400ms;
  --site-tour-step: 700ms;
}
.footer-meta { grid-column: 1/-1; display: flex; justify-content: space-between; align-items: center; gap: var(--space-4); }
.footer-meta .footer-copyright { margin-top: 0; }
.motion-toggle { min-height: 44px; display: inline-flex; align-items: center; gap: var(--space-2); border: 0; background: transparent; color: var(--site-muted); font-size: var(--text-overline); padding: var(--space-2) 0 var(--space-2) var(--space-3); }
.motion-toggle::before { content: ''; width: var(--space-2); height: var(--space-2); border: var(--site-hairline) solid currentColor; border-radius: 50%; }
.motion-toggle[aria-pressed="true"]::before { background: var(--gold-500); border-color: var(--gold-500); }
.motion-toggle:disabled { cursor: default; }
.sample-document { position: relative; overflow: hidden; }
.review-scan { position: absolute; inset: 0; pointer-events: none; background: linear-gradient(transparent 42%, color-mix(in srgb,var(--gold-500) 12%,transparent) 49%, color-mix(in srgb,var(--gold-500) 60%,transparent) 50%, transparent 50.5%); opacity: 0; }
.process-number>span { position: relative; overflow: hidden; }
.process-number>span::after { content: ''; position: absolute; inset: 0; background: var(--gold-500); transform: scaleX(0); transform-origin: left; }

@media(prefers-reduced-motion:no-preference) {
  :root:not([data-motion="reduced"]) .button { transition: background var(--dur-base) var(--ease-mechanical), border-color var(--dur-base) var(--ease-mechanical), transform var(--dur-base) var(--ease-mechanical), box-shadow var(--dur-base) var(--ease-mechanical); }
  :root:not([data-motion="reduced"]) .button:hover { box-shadow: var(--shadow-md); }
  :root:not([data-motion="reduced"]) .button:active { transform: translateY(0); box-shadow: none; }
  :root:not([data-motion="reduced"]) .text-link svg,
  :root:not([data-motion="reduced"]) .button svg,
  :root:not([data-motion="reduced"]) .faq-list summary svg { transition: transform var(--dur-base) var(--ease-mechanical); }
  /* Keep the button level so each arrow travels in the direction it points. */
  :root:not([data-motion="reduced"]) .button:has(use[href$="#arrow-right"],use[href$="#arrow-up-right"]):hover { transform: none; }
  :root:not([data-motion="reduced"]) :is(.button,.text-link):not(:disabled):is(:hover,:focus-visible) svg:has(use[href$="#arrow-right"]) { transform: translateX(var(--space-1)); }
  :root:not([data-motion="reduced"]) :is(.button,.text-link):not(:disabled):is(:hover,:focus-visible) svg:has(use[href$="#arrow-up-right"]) { transform: translate(var(--space-1),calc(var(--space-1) * -1)); }
  :root:not([data-motion="reduced"]) .desktop-nav a { position: relative; }
  :root:not([data-motion="reduced"]) .desktop-nav a::after { content: ''; position: absolute; left: 0; right: 0; bottom: calc(var(--space-2) * -1); height: 2px; background: var(--gold-500); transform: scaleX(0); transform-origin: left; transition: transform var(--dur-base) var(--ease-mechanical); }
  :root:not([data-motion="reduced"]) .desktop-nav a:hover::after { transform: scaleX(1); }
  :root:not([data-motion="reduced"]) .desktop-nav a[aria-current]::after { display: none; }
  :root:not([data-motion="reduced"]) .finding { transition: border-color var(--dur-base) var(--ease-mechanical), background var(--dur-base) var(--ease-mechanical); }
  :root:not([data-motion="reduced"]) .finding-chevron { transition: transform var(--dur-base) var(--ease-mechanical); }
  :root:not([data-motion="reduced"]) .finding:hover .finding-chevron { transform: translateX(var(--space-1)); }
  :root:not([data-motion="reduced"]) .principle-grid article>svg { transition: transform var(--dur-base) var(--ease-mechanical); }
  :root:not([data-motion="reduced"]) .principle-grid article:hover>svg { transform: translateY(calc(var(--space-1) * -1)); }
  :root:not([data-motion="reduced"]) [data-reveal-state="entered"] .process-number>span::after { animation: rule-trace var(--site-motion-entrance) var(--site-motion-ease) both; }
  :root:not([data-motion="reduced"]) .decision-visual[data-reveal-state="entered"] .connector-lines,
  :root:not([data-motion="reduced"]) .decision-visual[data-reveal-state="entered"] .connector-stem { animation: connection-trace var(--site-motion-entrance) var(--site-motion-ease) both; }
  :root:not([data-motion="reduced"]) .decision-visual[data-reveal-state="entered"] .decision-core { animation: calibration-arrive var(--site-motion-entrance) var(--site-motion-ease) var(--site-motion-interaction) backwards; }
  :root:not([data-motion="reduced"]) .decision-visual[data-reveal-state="entered"] .decision-output { animation: calibration-arrive var(--site-motion-entrance) var(--site-motion-ease) var(--site-motion-reveal) backwards; }
}

@keyframes rule-trace { from { transform: scaleX(0); } to { transform: scaleX(1); } }
@keyframes connection-trace { from { clip-path: inset(0 0 100% 0); } to { clip-path: inset(0); } }
@keyframes calibration-arrive {
  from { opacity: 0; transform: translateY(var(--space-3)) scale(.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* JS cancels Web Animations too, including a live system preference change. */
:root[data-motion="reduced"] { scroll-behavior: auto; }
:root[data-motion="reduced"] *,
:root[data-motion="reduced"] *::before,
:root[data-motion="reduced"] *::after { animation: none !important; transition: none !important; }
:root[data-motion="reduced"] .process-number>span::after { transform: scaleX(1); }
:root[data-motion="reduced"] .review-scan { display: none; }
:root[data-motion="reduced"] .button:hover { transform: none; }
@media(prefers-reduced-motion:reduce) {
  .process-number>span::after { transform: scaleX(1); }
  .review-scan { display: none; }
}