/* Product pages share the homepage's optical-white film language. */
html { scroll-snap-type: none; background: var(--optical-white); }
body.product-page { min-width: 320px; overflow-x: hidden; color: var(--graphite); background: var(--optical-white); }

.product-page .site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 30;
  min-height: 5.5rem;
  background: rgba(244, 246, 249, .88);
  border-bottom: 1px solid rgba(19, 22, 27, .12);
  backdrop-filter: blur(16px);
}
.product-page .site-header__inner {
  width: var(--product-shell, min(2160px, calc(100vw - 8rem)));
  min-height: 5.5rem;
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: 2rem;
}
.product-page .brand { display: inline-flex; align-items: baseline; white-space: nowrap; font-weight: 720; }
.product-page .brand__name { font-size: 1rem; letter-spacing: 0; }
.product-page .brand__name span { margin-left: .28rem; color: var(--muted); font-weight: 500; }
.product-page .primary-nav { display: flex; gap: 2rem; margin-left: auto; color: var(--muted); font-size: .72rem; }
.product-page .primary-nav a { padding: .6rem 0; border-bottom: 1px solid transparent; }
.product-page .primary-nav a:hover { color: var(--graphite); border-bottom-color: var(--cobalt); }
.product-page .header-cta { padding: .7rem .9rem; border: 1px solid var(--graphite); font-size: .68rem; font-weight: 650; }
.product-page .header-cta span, .product-page .text-link span, .product-page .product-link span { color: var(--cobalt); }
.product-page .menu-toggle { display: none; border: 0; background: transparent; }

.product-page main { position: relative; }
.product-hero {
  position: relative;
  width: var(--product-shell, min(2160px, calc(100vw - 8rem)));
  min-height: 100dvh;
  margin-inline: auto;
  padding: 9.5rem 0 6rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(24rem, .92fr);
  gap: clamp(3rem, 8vw, 10rem);
  align-items: center;
  isolation: isolate;
}
.product-hero::before, .product-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  pointer-events: none;
}
.product-hero::before { inset: 8rem 0 5rem; border-block: 1px solid rgba(168, 176, 188, .35); }
.product-hero::after { top: 8rem; bottom: 5rem; left: 56%; width: 1px; background: rgba(168, 176, 188, .25); }
.product-hero > div:first-child { position: relative; z-index: 2; }
.product-page .eyebrow { margin-bottom: 1.5rem; color: var(--muted); font: .64rem var(--mono); letter-spacing: .04em; }
.product-hero h1 {
  max-width: 54rem;
  margin: 0;
  font-size: clamp(3.5rem, 6.7vw, 7rem);
  line-height: 1.04;
  letter-spacing: 0;
  font-weight: 680;
}
.product-hero h1 em, .product-section h2 em, .product-quote h2 em { color: var(--cobalt); font-family: var(--sans); font-style: normal; font-weight: inherit; }
.product-hero h1 em { display: block; white-space: nowrap; }
.product-hero > div:first-child > p:not(.eyebrow):not(.demo-label) { max-width: 42rem; margin: 2rem 0 0; color: #3f4650; font-family: var(--serif); font-size: 1.15rem; line-height: 1.9; }
.product-hero .hero__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1.8rem; margin-top: 2.5rem; }
.product-page .button { display: inline-flex; align-items: center; gap: 1.2rem; padding: .85rem 1.1rem; border: 1px solid var(--graphite); font-size: .72rem; font-weight: 650; transition: transform 220ms ease, background 220ms ease, color 220ms ease; }
.product-page .button:hover { transform: translateY(-2px); }
.product-page .button--dark { color: var(--surface); background: var(--graphite); }
.product-page .button--dark:hover { background: var(--cobalt); border-color: var(--cobalt); }
.product-page .text-link { display: inline-flex; align-items: center; gap: .65rem; padding-bottom: .35rem; border-bottom: 1px solid var(--line); font-size: .72rem; font-weight: 650; }

.product-hero__signal, .intelligence-demo {
  position: relative;
  min-height: 31rem;
  overflow: hidden;
  padding: 2rem;
  color: var(--graphite);
  background: rgba(251, 252, 253, .82);
  border: 1px solid var(--line);
  box-shadow: 1.2rem 1.2rem 0 rgba(215, 220, 228, .6);
  transform: none;
}
.product-hero__signal::before, .intelligence-demo::before { content: ""; position: absolute; inset: 1rem; border: 1px solid rgba(215, 220, 228, .62); pointer-events: none; }
.product-neural { opacity: .72; z-index: 0; }
.product-hero__signal > *, .intelligence-demo > * { position: relative; z-index: 1; }
.product-page .demo-label { display: inline-flex; align-items: center; gap: .45rem; margin: 0 0 1.4rem; color: var(--muted); font: .56rem var(--mono); }
.product-page .demo-label__dot { width: .35rem; height: .35rem; background: var(--cobalt); }
.product-page .demo-top, .product-page .demo-title, .product-page .timeline-title, .product-page .timeline-item { position: relative; z-index: 1; }
.product-page .demo-top { display: flex; justify-content: space-between; align-items: center; padding-bottom: 1rem; color: var(--muted); border-bottom: 1px solid var(--line); font: .56rem var(--mono); }
.product-page .demo-top__state { color: var(--cobalt); }
.product-page .demo-top__state i { display: inline-block; width: .35rem; height: .35rem; margin-right: .3rem; background: var(--cobalt); }
.product-page .demo-title { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; margin: 1.8rem 0; }
.product-page .demo-title h2 { margin: 0; font-size: 1.55rem; letter-spacing: 0; }
.product-page .demo-title span, .product-page .timeline-title span:last-child { color: var(--muted); font: .56rem var(--mono); }
.product-page .demo-stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-block: 1px solid var(--line); }
.product-page .demo-stats div { min-height: 8.5rem; padding: 1.1rem; border-right: 1px solid var(--line); }
.product-page .demo-stats div:last-child { border-right: 0; }
.product-page .demo-stats small, .product-page .demo-stats span { display: block; color: var(--muted); font: .56rem var(--mono); }
.product-page .demo-stats strong { display: block; margin: .8rem 0 .5rem; color: var(--cobalt); font-size: 2.5rem; font-weight: 520; }
.product-page .demo-timeline { margin-top: 1.5rem; }
.product-page .timeline-title { display: flex; justify-content: space-between; padding-bottom: .7rem; border-bottom: 1px solid var(--line); font-size: .72rem; }
.product-page .timeline-item { display: grid; grid-template-columns: .5rem 1fr auto; gap: .75rem; align-items: start; padding: .9rem 0; border-bottom: 1px solid var(--line); }
.product-page .timeline-dot { width: .35rem; height: .35rem; margin-top: .35rem; background: var(--cobalt); }
.product-page .timeline-dot--warm, .product-page .timeline-dot--blue { background: var(--cobalt); }
.product-page .timeline-item strong { display: block; font-size: .68rem; font-weight: 620; }
.product-page .timeline-item small { display: block; margin-top: .25rem; color: var(--muted); font: .54rem var(--mono); }
.product-page .timeline-item b { padding-top: .15rem; color: var(--cobalt); font: .52rem var(--mono); font-weight: 400; }
.product-page .console-disclaimer { position: relative; left: auto; bottom: auto; margin: 1.1rem 0 0; color: var(--muted); font: .54rem var(--mono); }
.product-hero__signal span, .product-hero__signal small { color: var(--muted); font: .58rem var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.product-hero__signal strong { display: block; margin-top: 7rem; font-size: 2.1rem; font-weight: 620; }
.product-hero__bars { display: grid; gap: .7rem; margin-top: 2.5rem; }
.product-hero__bars i { display: block; height: .42rem; background: var(--cobalt); animation: signal-breathe 3.2s ease-in-out infinite; }
.product-hero__bars i:nth-child(2) { width: 78%; opacity: .64; animation-delay: .3s; }
.product-hero__bars i:nth-child(3) { width: 88%; opacity: .38; animation-delay: .6s; }
.product-hero__bars i:nth-child(4) { width: 58%; opacity: .22; animation-delay: .9s; }
.product-hero__signal small:last-child { position: absolute; left: 2rem; bottom: 2rem; }

.product-section { padding: clamp(7rem, 12vw, 12rem) 0; background: var(--optical-white); border-top: 1px solid rgba(168, 176, 188, .28); }
.product-section--dark { color: var(--graphite); background: #eef1f5; }
.product-section--dark .eyebrow, .product-section--dark p { color: var(--muted); }
.product-section .shell, .contact-band .shell { width: var(--product-shell, min(2160px, calc(100vw - 8rem))); margin-inline: auto; }
.product-section h2, .product-quote h2 { max-width: 62rem; margin: 1.6rem 0 1.8rem; font-size: clamp(2.6rem, 5.2vw, 6rem); line-height: 1.06; letter-spacing: 0; font-weight: 640; }
.section-heading > p:not(.eyebrow), .product-quote > p:last-child { max-width: 42rem; color: var(--muted); font-family: var(--serif); font-size: 1rem; line-height: 1.9; }
.product-feature-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; margin-top: 4.5rem; border-top: 1px solid var(--line); }
.product-feature-grid article { min-height: 15rem; padding: 1.6rem 1.6rem 1.8rem 0; background: transparent; border-bottom: 1px solid var(--line); border-right: 1px solid var(--line); }
.product-feature-grid article + article { padding-left: 1.6rem; }
.product-feature-grid article:last-child { border-right: 0; }
.product-feature-grid article > span { color: var(--cobalt); font: .62rem var(--mono); }
.product-feature-grid h3 { margin: 4.8rem 0 .8rem; font-size: 1.2rem; font-weight: 620; }
.product-feature-grid p { max-width: 24rem; margin: 0; color: var(--muted); font-size: .8rem; line-height: 1.8; }
.faq-list { max-width: 60rem; margin-top: 4rem; border-top: 1px solid var(--line); }
.faq-list details { padding: 1.25rem 0; border-bottom: 1px solid var(--line); }
.faq-list summary { cursor: pointer; font-size: 1rem; font-weight: 620; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; float: right; color: var(--cobalt); font: 1.1rem var(--mono); }
.faq-list details[open] summary::after { content: "–"; }
.faq-list p { max-width: 44rem; margin: 1rem 0 0; color: var(--muted); font-family: var(--serif); line-height: 1.85; }
.contact-band { padding: clamp(6rem, 10vw, 10rem) 0; color: var(--graphite); background: var(--surface); border-top: 1px solid var(--line); }
.contact-layout { display: grid; grid-template-columns: 1fr .7fr; gap: 4rem; align-items: end; }
.contact-band h2 { max-width: 48rem; margin: 1.4rem 0 0; font-size: clamp(2.8rem, 5.4vw, 6rem); line-height: 1.05; font-weight: 640; }
.contact-band h2 em { color: var(--cobalt); font-family: var(--sans); font-style: normal; }
.contact-action p { max-width: 28rem; color: var(--muted); font-family: var(--serif); line-height: 1.85; }
.contact-action .button--warm { color: var(--surface); background: var(--graphite); }
.contact-action .button--warm:hover { background: var(--cobalt); border-color: var(--cobalt); }
.product-page .site-footer { color: var(--muted); background: var(--optical-white); border-top: 1px solid var(--line); }
.product-page .site-footer__inner { width: var(--product-shell, min(2160px, calc(100vw - 8rem))); min-height: 5rem; margin-inline: auto; display: flex; align-items: center; gap: 1.5rem; font-size: .65rem; }
.product-page .footer-brand { color: var(--graphite); font-size: .7rem; }
.product-page .site-footer p { flex: 1; margin: 0; text-align: center; }
.product-page .back-top { color: var(--cobalt); font: .62rem var(--mono); }

@keyframes signal-breathe { 0%, 100% { transform: scaleX(.82); transform-origin: left; opacity: .28; } 50% { transform: scaleX(1); opacity: .9; } }

@media (max-width: 900px) {
  .product-page .site-header__inner, .product-hero, .product-section .shell, .contact-band .shell, .product-page .site-footer__inner { width: calc(100% - 3rem); }
  .product-page .site-header__inner { min-height: 4.5rem; }
  .product-page .primary-nav { display: none; position: absolute; top: 4.5rem; left: 0; right: 0; padding: 1rem 1.5rem 1.5rem; background: var(--optical-white); border-bottom: 1px solid var(--line); flex-direction: column; gap: .4rem; }
  .product-page .primary-nav.is-open { display: flex; }
  .product-page .menu-toggle { display: block; min-height: 2.75rem; margin-left: auto; padding: .6rem 0 .6rem 1rem; font-size: .7rem; }
  .product-page .header-cta { display: none; }
  .product-hero { grid-template-columns: 1fr; min-height: auto; padding: 8rem 0 6rem; gap: 4rem; }
  .product-hero::after { display: none; }
  .product-hero h1 { font-size: clamp(3rem, 12vw, 5rem); }
  .product-hero__signal, .intelligence-demo { min-height: 26rem; }
  .product-section .section-heading { display: block; margin-bottom: 0; }
  .product-feature-grid { grid-template-columns: 1fr; }
  .product-feature-grid article, .product-feature-grid article + article { min-height: 0; padding: 1.35rem 0 1.6rem; border-right: 0; }
  .product-feature-grid h3 { margin-top: 2.5rem; }
  .contact-layout { grid-template-columns: 1fr; gap: 2rem; }
  .product-page .site-footer__inner { align-items: flex-start; flex-wrap: wrap; padding-block: 1.5rem; }
  .product-page .site-footer p { flex-basis: 100%; order: 3; text-align: left; }
  .product-page .back-top { margin-left: auto; }
}

@media (max-width: 560px) {
  .product-page .site-header__inner, .product-hero, .product-section .shell, .contact-band .shell, .product-page .site-footer__inner { width: calc(100% - 2rem); }
  .product-page .brand__name { font-size: .88rem; }
  .product-page .brand__name span { margin-left: .22rem; }
  .product-hero { padding-top: 7.5rem; }
  .product-hero h1 { font-size: clamp(2.55rem, 11vw, 3.3rem); line-height: 1.1; text-wrap: balance; }
  .product-hero h1 em { white-space: normal; }
  .product-page--intelligence .product-hero h1 { font-size: clamp(2.2rem, 10.25vw, 2.5rem); }
  .product-hero > div:first-child > p:not(.eyebrow):not(.demo-label) { margin-top: 1.7rem; font-size: 1rem; line-height: 1.85; }
  .product-hero .hero__actions { gap: 1.35rem; margin-top: 2.1rem; }
  .product-hero__signal, .intelligence-demo { padding: 1.2rem; box-shadow: .6rem .6rem 0 rgba(215, 220, 228, .6); }
  .product-hero__signal::before, .intelligence-demo::before { inset: .6rem; }
  .product-hero__signal strong { margin-top: 5rem; font-size: 1.6rem; }
  .product-hero__signal small:last-child { left: 1.2rem; bottom: 1.2rem; }
  .product-page .demo-stats div { padding: .8rem .6rem; }
  .product-page .demo-stats strong { font-size: 1.6rem; }
  .product-page .timeline-item { grid-template-columns: .7rem 1fr; }
  .product-page .timeline-item b { grid-column: 2; padding-top: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .product-page .product-hero__bars i { animation: none; }
}