:root {
  --ink: #19232c;
  --paper: #f7f7f3;
  --mineral: #607d95;
  --blue-text: #49677e;
  --copper: #b98c72;
  --muted: #626b70;
  --line: #d9dcd8;
  --serif: "Newsreader", Georgia, serif;
  --sans: "Instrument Sans", Arial, sans-serif;
  --ease: cubic-bezier(0.22, 0.68, 0, 1);
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}
button,
input {
  font: inherit;
}
button,
a,
input {
  -webkit-tap-highlight-color: transparent;
}
button,
a {
  touch-action: manipulation;
}
button {
  color: inherit;
  cursor: pointer;
}
a {
  color: inherit;
  text-decoration: none;
}
svg {
  display: block;
}
img {
  display: block;
  max-width: 100%;
}
h1,
h2,
h3,
p,
figure,
blockquote {
  margin: 0;
}
h1,
h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-optical-sizing: auto;
  letter-spacing: -0.045em;
  line-height: 1.04;
}
h3 {
  font-weight: 500;
}
em {
  font-weight: 400;
}
::selection {
  background: var(--mineral);
  color: white;
}
:focus-visible {
  outline: 2px solid var(--blue-text);
  outline-offset: 5px;
}
.memory :focus-visible {
  outline-color: #c6dae8;
}
[hidden] {
  display: none !important;
}
.wrap {
  width: calc(100% - 112px);
  max-width: 1328px;
  margin-inline: auto;
}
.svg-defs {
  position: absolute;
  pointer-events: none;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}
.skip-link {
  position: fixed;
  top: 8px;
  left: 16px;
  padding: 12px 20px;
  background: var(--ink);
  color: white;
  z-index: 100;
  transform: translateY(-150%);
}
.skip-link:focus {
  transform: none;
}
.label,
.eyebrow {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  line-height: 1.5;
}
.eyebrow {
  display: flex;
  align-items: center;
  gap: 11px;
  font-size: 11px;
}
.small-node {
  display: inline-block;
  width: 6px;
  height: 6px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--mineral);
}
.header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(247, 247, 243, 0.97);
  border-bottom: 1px solid var(--line);
}
.nav {
  height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}
.brand {
  display: inline-flex;
  gap: 11px;
  align-items: center;
  line-height: 1;
}
.brand > svg {
  width: 29px;
  height: 29px;
}
.brand > span {
  font: 400 37px/0.9 var(--serif);
  letter-spacing: -0.05em;
}
.brand-period {
  color: var(--copper);
}
.desktop-nav {
  display: flex;
  gap: 32px;
  margin-left: 38px;
}
.desktop-nav a {
  font-size: 13px;
  color: var(--muted);
  transition: color 0.2s;
}
.desktop-nav a:hover {
  color: var(--ink);
}
.nav-actions {
  display: flex;
  gap: 28px;
  align-items: center;
}
.languages {
  display: flex;
  align-items: center;
  font-size: 11px;
  gap: 1px;
}
.languages button {
  font-size: 11px;
  background: none;
  border: 0;
  min-height: 44px;
  min-width: 30px;
  padding: 0 4px;
  color: var(--muted);
}
.languages button[aria-pressed="true"] {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 5px;
}
.languages > span {
  color: #8c9498;
}
.nav-cta {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 12px;
  font-weight: 500;
  min-height: 44px;
}
.nav-cta svg {
  width: 19px;
  height: 19px;
}
.menu-toggle {
  display: none;
}
.mobile-nav {
  padding: 12px 24px 24px;
  border-top: 1px solid var(--line);
}
.mobile-nav a {
  display: block;
  padding: 12px 0;
}
.hero {
  padding-top: 45px;
}
.hero-topline {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.edition {
  font-size: 11px;
  color: var(--muted);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.08fr 1fr;
  gap: 56px;
  align-items: center;
  padding: 55px 0 65px;
}
.hero-copy {
  padding-bottom: 10px;
}
.hero h1 {
  font-size: clamp(44px, 4.75vw, 70px);
  line-height: 1.025;
  letter-spacing: -0.048em;
}
.hero h1 em {
  color: var(--mineral);
}
.hero-sub {
  font-size: 16px;
  line-height: 1.7;
  color: var(--muted);
  max-width: 430px;
  margin-top: 29px;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-top: 29px;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  padding: 15px 22px;
  border: 1px solid transparent;
  border-radius: 3px;
  font-size: 12px;
  font-weight: 500;
  min-height: 50px;
  transition:
    background 0.2s,
    transform 0.2s;
}
.button svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: transform 0.2s;
}
.primary {
  background: var(--ink);
  color: var(--paper);
}
.primary:hover {
  background: #314653;
}
.button:hover svg {
  transform: translateX(3px);
}
.button:disabled {
  cursor: wait;
  opacity: 0.65;
}
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 18px;
  border-bottom: 1px solid #b9c2c5;
  padding: 10px 0 7px;
  font-size: 12px;
  font-weight: 500;
}
.text-link:hover {
  border-color: var(--ink);
}
.hero-note {
  font-size: 10px;
  color: var(--muted);
  margin-top: 23px;
}
.demo-stage {
  background: #e2e8e9;
  padding: 20px 24px 22px;
  position: relative;
}
.stage-index {
  display: flex;
  justify-content: space-between;
  font-size: 8px;
  letter-spacing: 0.14em;
  color: #4f697b;
  margin-bottom: 18px;
}
.demo {
  background: #fff;
  border: 1px solid #cbd5da;
  box-shadow: 0 14px 24px -22px #19232c80;
  border-radius: 5px;
  overflow: hidden;
}
.demo-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 13px 17px;
  border-bottom: 1px solid #e7eae8;
  background: #fbfcfa;
}
.demo-identity {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 10px;
}
.demo-identity svg {
  width: 18px;
  height: 18px;
}
.example-tag {
  font-size: 8px;
  color: var(--muted);
  white-space: nowrap;
}
.demo-content {
  padding: 22px;
}
.demo-query {
  position: relative;
  padding: 0 24px 18px 0;
  border-bottom: 1px solid var(--line);
}
.demo-query .label {
  font-size: 8px;
  color: var(--muted);
}
.demo-query p {
  font-size: 15px;
  letter-spacing: -0.025em;
  margin-top: 7px;
  font-weight: 500;
}
.query-arrow {
  position: absolute;
  right: 0;
  bottom: 18px;
  color: var(--mineral);
}
.answer-heading {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 8px;
  color: var(--blue-text);
  margin: 20px 0 11px;
}
.answer-heading .small-node {
  width: 4px;
  height: 4px;
}
.answer-rule {
  height: 1px;
  flex: 1;
  background: #dbe2e5;
}
.demo h2 {
  font-family: var(--sans);
  font-size: 23px;
  font-weight: 500;
  letter-spacing: -0.04em;
  line-height: 1.2;
  max-width: 300px;
}
.demo-answer {
  font-size: 11px;
  line-height: 1.7;
  margin-top: 9px;
  color: var(--muted);
}
.reason-row {
  display: flex;
  gap: 12px;
  margin-top: 19px;
}
.reason-number {
  color: var(--blue-text);
  font-size: 9px;
  padding-top: 2px;
  font-variant-numeric: tabular-nums;
}
.reason-row h3 {
  font-size: 11px;
  margin-bottom: 3px;
}
.reason-row p {
  font-size: 10px;
  line-height: 1.6;
  color: var(--muted);
  max-width: 310px;
}
.demo-source {
  margin-top: 19px;
  border-top: 1px solid var(--line);
  font-size: 9px;
}
.demo-source summary {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  min-height: 40px;
  list-style: none;
  cursor: pointer;
  color: var(--blue-text);
}
.demo-source + .demo-source {
  margin-top: 0;
}
summary::-webkit-details-marker {
  display: none;
}
.source-symbol {
  margin-right: 8px;
  font-size: 15px;
}
.details-plus {
  font-size: 18px;
  transition: transform 0.25s;
}
details[open] .details-plus {
  transform: rotate(45deg);
}
.source-excerpt {
  padding: 8px 8px 14px 15px;
  border-left: 1px solid var(--copper);
  font-size: 11px;
}
.source-excerpt > span {
  display: block;
  font-size: 9px;
  color: var(--muted);
  margin-top: 8px;
}
.source-excerpt [data-t="demoUnknown"] {
  margin-top: 12px;
  color: var(--muted);
}
.demo-bottom {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 8px;
  padding: 11px 22px;
  background: #f1f5f5;
  border-top: 1px solid #e1e8e9;
  color: #516d7e;
}
.demo-bottom .small-node {
  width: 4px;
  height: 4px;
}
.stage-caption {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-top: 19px;
  color: #526876;
  font: italic 13px var(--serif);
}
.caption-line {
  width: 24px;
  height: 1px;
  background: var(--mineral);
}
.hero-foot {
  padding: 24px 0 29px;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.hero-foot > .label {
  font-size: 9px;
  color: var(--muted);
}
.hero-foot > div {
  display: flex;
  gap: 25px;
  font-size: 11px;
}
.hero-foot > div > span:nth-child(even) {
  color: var(--mineral);
}
.memory {
  background: var(--ink);
  color: var(--paper);
  padding: 64px 0 40px;
  scroll-margin-top: 0;
}
.section-top {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
}
.memory .eyebrow {
  color: #a9c0d0;
}
.section-aside {
  font-size: 10px;
  color: var(--muted);
}
.memory .section-aside {
  color: #a5b0b6;
}
.memory-intro {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 100px;
  align-items: end;
  margin-top: 42px;
  margin-bottom: 48px;
}
.memory-intro h2 {
  font-size: clamp(42px, 4.4vw, 64px);
}
.memory-intro h2 em {
  color: #a9c0d0;
}
.memory-intro > p {
  color: #b6c0c5;
  font-size: 14px;
  max-width: 345px;
  padding-bottom: 4px;
}
.problem {
  padding-bottom: 58px;
}
.knowledge-fragments {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 32px;
  margin: 0;
  padding: 8px 0 0;
}
.knowledge-fragments li {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: start;
}
.fragment-number {
  font-size: 10px;
  color: #a9c0d0;
  margin-bottom: 20px;
}
.knowledge-fragments li:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 8px;
  left: 34px;
  right: 0;
  border-top: 1px dashed #526471;
}
.knowledge-fragments strong {
  font: 400 30px/1.2 var(--serif);
}
.knowledge-fragments li > span:last-child {
  font-size: 12px;
  color: #b6c0c5;
  margin-top: 8px;
}
.map-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #394650;
  gap: 24px;
}
.story-tabs {
  display: flex;
  gap: 30px;
}
.story-tabs button {
  position: relative;
  background: none;
  border: 0;
  padding: 17px 0;
  color: #a9b7bf;
  font-size: 12px;
  display: flex;
  gap: 10px;
  align-items: center;
}
.tab-num {
  font-size: 9px;
  color: #a7b7c3;
}
.story-tabs button::after {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: #a9c0d0;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}
.story-tabs button[aria-pressed="true"] {
  color: white;
}
.story-tabs button[aria-pressed="true"]::after {
  transform: scaleX(1);
}
.replay {
  background: none;
  border: 0;
  display: flex;
  gap: 8px;
  align-items: center;
  color: #b5c5ce;
  font-size: 10px;
  padding: 14px 0;
}
.replay > span:first-child {
  font-size: 19px;
}
.memory-map {
  display: grid;
  grid-template-columns: 1fr 0.75fr 1.5fr;
  align-items: center;
  padding: 42px 0 35px;
  min-height: 370px;
}
.map-sources {
  align-self: start;
  padding-top: 2px;
}
.map-sources > .label {
  font-size: 9px;
  color: #a7b7c3;
  margin-bottom: 22px;
  font-weight: 400;
}
.source-button {
  background: none;
  border: 0;
  border-bottom: 1px solid #394650;
  display: flex;
  gap: 13px;
  text-align: left;
  align-items: center;
  color: #f7f7f3;
  width: 100%;
  min-height: 80px;
  padding: 12px 13px 12px 0;
  transition:
    background 0.2s,
    padding 0.2s;
}
.source-button:hover,
.source-button[aria-pressed="true"] {
  background: #23333f;
  padding-left: 12px;
}
.source-index {
  font-size: 9px;
  color: #a7bdcd;
}
.source-button > span:nth-child(2) {
  flex: 1;
}
.source-button strong {
  font-size: 12px;
  font-weight: 400;
  display: block;
}
.source-button small {
  font-size: 9px;
  display: block;
  color: #aebbc3;
  margin-top: 5px;
}
.source-button > span:last-child {
  color: #a7bdcd;
  font-size: 13px;
}
.source-button[aria-pressed="true"] .source-index {
  color: #d8b29b;
}
.map-conductor {
  position: relative;
  align-self: start;
  height: 280px;
  margin-top: 17px;
}
.threads {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}
.thread {
  stroke: #6c899e;
  fill: none;
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}
.thread-out {
  stroke: var(--copper);
}
.junction {
  fill: var(--copper);
}
.memory-core {
  position: absolute;
  top: 110px;
  left: 50%;
  transform: translateX(-50%);
  width: 58px;
  height: 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  background: var(--ink);
}
.memory-core svg {
  width: 35px;
  height: 35px;
}
.memory-core span {
  font-size: 7px;
  letter-spacing: 0.14em;
  color: #c3ced5;
}
.conductor-caption {
  position: absolute;
  top: 205px;
  left: 0;
  right: 0;
  text-align: center;
  font: italic 15px var(--serif);
  color: #a9c0d0;
}
.map-result {
  padding: 0 0 0 22px;
  align-self: start;
  min-height: 300px;
}
.map-result > .label {
  font-size: 9px;
  color: #a7b7c3;
}
.map-result h3 {
  font-size: 22px;
  line-height: 1.3;
  letter-spacing: -0.035em;
  margin: 18px 0 22px;
  max-width: 390px;
}
.decision-line {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}
.decision-node {
  width: 7px;
  height: 7px;
  flex-shrink: 0;
  background: var(--copper);
  border-radius: 50%;
}
.decision-line p {
  font-size: 13px;
  font-weight: 500;
}
.result-detail {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 13px;
  margin-top: 13px;
  font-size: 11px;
  line-height: 1.7;
}
.result-detail > span {
  color: #a7b7c3;
  font-size: 9px;
  padding-top: 2px;
}
.result-detail p {
  color: #c8d0d4;
}
.uncertainty > span {
  color: #d8b29b;
}
.outcome {
  border-top: 1px solid #394650;
  padding-top: 14px;
}
.source-reader {
  display: grid;
  grid-template-columns: 1fr 2.25fr;
  gap: 32px;
  border: 1px solid #3b4c59;
  background: #1e2b35;
  padding: 25px 28px;
  min-height: 146px;
}
.source-reader .label {
  font-size: 8px;
  color: #a7b7c3;
}
.source-reader p {
  font-size: 11px;
  margin: 7px 0 1px;
}
.source-reader #sourceMeta {
  font-size: 9px;
  color: #aebbc3;
}
.source-reader blockquote {
  font: 400 23px/1.35 var(--serif);
  letter-spacing: -0.01em;
  align-self: center;
  max-width: 660px;
  color: #e2e8e7;
}
.map-disclaimer {
  display: flex;
  gap: 8px;
  align-items: center;
  color: #a5b0b6;
  font-size: 9px;
  margin-top: 20px;
}
.map-disclaimer .small-node {
  width: 4px;
  height: 4px;
  background: var(--copper);
}
/* One finite narrative animation. Content remains present and readable throughout. */
@keyframes connect {
  from {
    stroke-dashoffset: 1;
  }
  to {
    stroke-dashoffset: 0;
  }
}
@keyframes settle {
  from {
    transform: translateY(5px);
    opacity: 0.6;
  }
  to {
    transform: none;
    opacity: 1;
  }
}
.memory-map.is-playing .thread {
  stroke-dasharray: 1;
  animation: connect 1.1s var(--ease) both;
}
.memory-map.is-playing .thread-2 {
  animation-delay: 0.12s;
}
.memory-map.is-playing .thread-3 {
  animation-delay: 0.24s;
}
.memory-map.is-playing .thread-out {
  animation-delay: 0.7s;
}
.memory-map.is-playing .map-result {
  animation: settle 0.65s var(--ease) 0.85s both;
}
.product-section {
  padding-top: 70px;
  padding-bottom: 90px;
}
.product-layout {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 105px;
  margin-top: 57px;
}
.product-intro h2 {
  font-size: clamp(46px, 4.4vw, 65px);
}
.product-intro h2 em {
  color: var(--mineral);
}
.product-intro > p {
  max-width: 330px;
  font-size: 14px;
  color: var(--muted);
  margin-top: 28px;
}
.product-intro .text-link {
  margin-top: 25px;
}
.product-step {
  position: relative;
  display: grid;
  grid-template-columns: 30px 1fr;
  gap: 20px;
  padding: 27px 0 29px;
  border-top: 1px solid var(--line);
}
.product-step:not(:last-child)::after {
  content: "";
  position: absolute;
  width: 1px;
  left: 14px;
  top: 65px;
  bottom: -35px;
  background: #bac9d2;
}
.product-step:first-child {
  padding-top: 0;
  border: 0;
}
.step-number {
  position: relative;
  z-index: 1;
  align-self: start;
  background: var(--paper);
  font: 400 20px var(--serif);
  color: var(--blue-text);
  padding-top: 23px;
  padding-bottom: 8px;
}
.status-label {
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue-text);
}
.product-step h3 {
  font-size: 22px;
  letter-spacing: -0.04em;
  line-height: 1.3;
  margin: 7px 0 10px;
}
.product-step p {
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 440px;
}
.transcript-sample {
  display: flex;
  align-items: center;
  gap: 15px;
  border-bottom: 1px solid var(--line);
  padding: 18px 0 7px;
  font-size: 9px;
  color: var(--blue-text);
  max-width: 365px;
}
.waveform {
  display: flex;
  gap: 3px;
  align-items: center;
  height: 25px;
  flex: 1;
}
.waveform i {
  width: 2px;
  height: 9px;
  background: var(--mineral);
}
.waveform i:nth-child(3n) {
  height: 20px;
}
.waveform i:nth-child(4n) {
  height: 14px;
}
.waveform i:nth-child(5n) {
  height: 6px;
}
.structure-sample {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 18px;
  color: var(--blue-text);
  font-size: 9px;
}
.process-inputs {
  display: grid;
  gap: 12px;
}
.process-junction {
  width: 70px;
  height: 52px;
  flex-shrink: 0;
}
.process-junction path {
  fill: none;
  stroke: var(--mineral);
  stroke-width: 1;
}
.process-junction circle {
  fill: var(--copper);
}
.query-sample {
  display: flex;
  gap: 12px;
  border-top: 1px solid var(--line);
  padding-top: 16px;
  margin-top: 18px;
}
.query-sample-mark {
  color: var(--blue-text);
}
.query-sample p {
  color: var(--ink);
  font-size: 13px;
}
.query-sample div > span {
  display: block;
  color: var(--blue-text);
  font-size: 10px;
  margin-top: 8px;
}
.vision {
  background: #eceee9;
  padding: 66px 0 62px;
}
.vision-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 100px;
  align-items: center;
}
.architecture img {
  width: 100%;
  height: 565px;
  object-fit: cover;
  object-position: 50% 53%;
}
.architecture figcaption {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  font-size: 8px;
  color: var(--muted);
  margin-top: 11px;
}
.architecture figcaption a {
  text-decoration: underline;
  text-underline-offset: 3px;
}
.vision-copy > .eyebrow {
  color: var(--blue-text);
  margin-bottom: 30px;
}
.vision-copy h2 {
  font-size: clamp(43px, 4.1vw, 61px);
}
.vision-copy h2 em {
  color: var(--mineral);
}
.vision-copy > p {
  font-size: 13px;
  color: var(--muted);
  max-width: 365px;
  margin-top: 18px;
}
.vision-copy > .vision-lead {
  font-size: 17px;
  line-height: 1.55;
  color: var(--ink);
  margin-top: 30px;
  max-width: 340px;
}
.heritage {
  margin-top: 32px;
  max-width: 340px;
}
.heritage-line {
  display: block;
  width: 30px;
  height: 1px;
  background: var(--copper);
  margin-bottom: 15px;
}
.heritage p {
  font-size: 10px;
  line-height: 1.8;
  color: var(--muted);
}
.contact {
  padding-top: 94px;
  padding-bottom: 96px;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 72px;
  align-items: end;
}
.contact-heading .eyebrow {
  font-size: 10px;
  color: var(--blue-text);
  margin-bottom: 28px;
}
.contact h2 {
  font-size: clamp(40px, 4.2vw, 62px);
}
.contact h2 em {
  color: var(--mineral);
}
.contact-body > p {
  font-size: 13px;
  color: var(--muted);
  max-width: 360px;
  margin-bottom: 23px;
}
form label {
  display: block;
  font-size: 10px;
  margin-bottom: 8px;
}
.form-row {
  display: flex;
  gap: 8px;
}
.form-row input {
  min-width: 0;
  width: 100%;
  flex: 1;
  border: 1px solid #b8c1c5;
  background: transparent;
  border-radius: 3px;
  padding: 14px;
  font-size: 12px;
  color: var(--ink);
}
.form-row input::placeholder {
  color: #6f797e;
}
.form-row .button {
  gap: 15px;
  white-space: nowrap;
  padding-inline: 16px;
  font-size: 11px;
}
.access-note {
  font-size: 9px;
  color: var(--muted);
  margin-top: 12px;
  line-height: 1.7;
}
.access-status {
  font-size: 12px;
  margin-top: 10px;
  color: var(--blue-text);
}
.access-status.error {
  color: #9b412f;
}
input[aria-invalid="true"] {
  border-color: #9b412f;
}
.footer {
  border-top: 1px solid var(--line);
  padding: 33px 0 20px;
}
.footer-main {
  display: flex;
  align-items: center;
  gap: 40px;
}
.footer-main > .brand > span {
  font-size: 33px;
}
.footer-main > .brand > svg {
  width: 25px;
  height: 25px;
}
.footer-main p {
  font-size: 11px;
  color: var(--muted);
}
.back-top {
  margin-left: auto;
  display: flex;
  gap: 18px;
  font-size: 10px;
  min-height: 44px;
  align-items: center;
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  margin-top: 30px;
  padding-top: 17px;
  border-top: 1px solid var(--line);
  font-size: 8px;
  color: var(--muted);
}
.footer-bottom > p {
  max-width: 510px;
}
.legal-button {
  border: 0;
  background: none;
  font-size: 9px;
  text-decoration: underline;
  text-underline-offset: 4px;
  min-height: 44px;
  padding: 0;
}
.back-top:hover,
.legal-button:hover {
  color: var(--blue-text);
}
dialog {
  background: var(--paper);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 44px;
  max-width: 570px;
  width: calc(100% - 32px);
  max-height: 85vh;
}
dialog::backdrop {
  background: #19232c99;
}
dialog h2 {
  font-size: 38px;
  margin: 24px 0;
}
dialog p {
  font-size: 14px;
  margin-top: 18px;
  color: var(--muted);
}
.dialog-close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 44px;
  height: 44px;
  background: none;
  border: 0;
  font-size: 26px;
}
@media (min-width: 1500px) {
  .hero-grid {
    gap: 90px;
    padding-top: 66px;
    padding-bottom: 80px;
  }
  .demo-stage {
    padding: 25px 30px;
  }
  .demo-content {
    padding: 27px;
  }
  .demo-query p {
    font-size: 17px;
  }
  .demo h2 {
    font-size: 27px;
  }
  .demo-answer {
    font-size: 13px;
  }
  .reason-row p {
    font-size: 12px;
  }
  .reason-row h3 {
    font-size: 12px;
  }
  .demo-source {
    font-size: 11px;
  }
  .demo-toolbar {
    padding: 16px 22px;
  }
  .demo-identity {
    font-size: 11px;
  }
  .demo-bottom {
    font-size: 9px;
  }
}
@media (max-width: 1100px) {
  .wrap {
    width: calc(100% - 64px);
  }
  .desktop-nav {
    gap: 20px;
    margin: 0;
  }
  .nav-actions {
    gap: 18px;
  }
  .hero-grid {
    gap: 30px;
  }
  .hero h1 {
    font-size: clamp(42px, 4.75vw, 58px);
  }
  .hero-sub {
    font-size: 14px;
  }
  .hero-actions {
    gap: 18px;
    flex-wrap: wrap;
  }
  .demo-stage {
    padding: 16px;
  }
  .demo-content {
    padding: 18px;
  }
  .demo-toolbar {
    padding: 12px;
  }
  .demo-identity {
    font-size: 9px;
  }
  .example-tag {
    font-size: 7px;
  }
  .hero-note {
    font-size: 9px;
  }
  .memory-intro {
    gap: 50px;
  }
  .product-layout {
    gap: 60px;
  }
  .vision-grid {
    gap: 55px;
  }
  .contact {
    gap: 45px;
  }
  .form-row {
    flex-wrap: wrap;
  }
  .form-row .button {
    width: 100%;
  }
  .form-row input {
    flex-basis: 100%;
  }
  .source-reader {
    grid-template-columns: 1fr 2fr;
  }
  .memory-map {
    grid-template-columns: 1fr 0.65fr 1.5fr;
  }
  .result-detail {
    grid-template-columns: 65px 1fr;
    gap: 8px;
  }
}
@media (max-width: 800px) {
  html {
    scroll-padding-top: 85px;
  }
  .wrap {
    width: calc(100% - 48px);
  }
  .nav {
    height: 72px;
    gap: 14px;
  }
  .brand > span {
    font-size: 33px;
  }
  .brand > svg {
    width: 26px;
    height: 26px;
  }
  .desktop-nav {
    display: none;
  }
  .nav-actions {
    gap: 16px;
  }
  .nav-cta {
    font-size: 11px;
    gap: 12px;
  }
  .menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    justify-content: center;
    align-items: center;
    background: none;
    border: 0;
    width: 32px;
    height: 44px;
    padding: 0;
  }
  .menu-toggle > span:not(.sr-only) {
    height: 1px;
    background: var(--ink);
    width: 20px;
    transition: transform 0.2s;
  }
  .menu-toggle[aria-expanded="true"] > span:first-child {
    transform: translateY(3px) rotate(45deg);
  }
  .menu-toggle[aria-expanded="true"] > span:nth-child(2) {
    transform: translateY(-3px) rotate(-45deg);
  }
  .hero {
    padding-top: 30px;
  }
  .hero-topline .eyebrow {
    font-size: 9px;
  }
  .edition {
    display: none;
  }
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 38px;
    padding-top: 37px;
    padding-bottom: 36px;
  }
  .hero h1 {
    font-size: clamp(44px, 8.4vw, 66px);
    max-width: 660px;
  }
  .hero-sub {
    font-size: 16px;
    max-width: 490px;
  }
  .hero-actions {
    gap: 25px;
  }
  .hero-note {
    font-size: 10px;
  }
  .demo-stage {
    width: 100%;
    max-width: 600px;
    justify-self: center;
    padding: 22px;
  }
  .demo-toolbar {
    padding: 15px 19px;
  }
  .demo-identity {
    font-size: 11px;
  }
  .example-tag {
    font-size: 9px;
  }
  .demo-content {
    padding: 25px;
  }
  .demo-query p {
    font-size: 19px;
  }
  .demo h2 {
    font-size: 28px;
    max-width: none;
  }
  .demo-answer {
    font-size: 13px;
  }
  .reason-row h3 {
    font-size: 13px;
  }
  .reason-row p {
    font-size: 12px;
    max-width: none;
  }
  .reason-number {
    font-size: 11px;
  }
  .demo-source {
    font-size: 11px;
  }
  .demo-bottom {
    font-size: 10px;
  }
  .stage-caption {
    font-size: 15px;
  }
  .hero-foot {
    align-items: start;
    flex-direction: column;
    gap: 12px;
    padding: 20px 0 25px;
  }
  .hero-foot > div {
    font-size: 12px;
    gap: 22px;
  }
  .memory {
    padding-top: 42px;
  }
  .section-aside {
    display: none;
  }
  .memory-intro {
    grid-template-columns: 1fr;
    gap: 23px;
    margin-top: 30px;
    margin-bottom: 30px;
  }
  .memory-intro h2 {
    font-size: clamp(40px, 7vw, 54px);
  }
  .memory-intro > p {
    max-width: 470px;
    font-size: 14px;
  }
  .memory-map {
    grid-template-columns: 1fr 0.55fr 1.3fr;
    gap: 0;
    padding-top: 32px;
  }
  .map-result {
    padding-left: 12px;
  }
  .map-result h3 {
    font-size: 19px;
  }
  .source-button {
    gap: 8px;
    padding-right: 5px;
  }
  .source-button:hover,
  .source-button[aria-pressed="true"] {
    padding-left: 7px;
  }
  .source-button strong {
    font-size: 10px;
  }
  .source-button small {
    font-size: 8px;
  }
  .source-index {
    font-size: 8px;
  }
  .conductor-caption {
    font-size: 12px;
  }
  .result-detail {
    grid-template-columns: 1fr;
    gap: 2px;
    margin-top: 10px;
  }
  .source-reader {
    gap: 22px;
    padding: 22px;
  }
  .source-reader blockquote {
    font-size: 21px;
  }
  .product-section {
    padding-top: 48px;
    padding-bottom: 54px;
  }
  .product-layout {
    grid-template-columns: 1fr;
    gap: 40px;
    margin-top: 33px;
  }
  .product-intro h2 {
    font-size: 54px;
  }
  .product-intro h2 br:nth-of-type(1) {
    display: none;
  }
  .product-intro > p {
    max-width: 440px;
  }
  .product-steps {
    max-width: 600px;
  }
  .product-step:first-child {
    border-top: 1px solid var(--line);
    padding-top: 24px;
  }
  .product-step p {
    max-width: none;
  }
  .vision {
    padding: 40px 0;
  }
  .vision-grid {
    gap: 35px;
    grid-template-columns: 1fr 1fr;
  }
  .architecture img {
    height: 460px;
  }
  .architecture figcaption {
    flex-direction: column;
    gap: 3px;
  }
  .vision-copy h2 {
    font-size: 39px;
  }
  .vision-copy > .eyebrow {
    font-size: 9px;
    margin-bottom: 24px;
  }
  .vision-copy > .vision-lead {
    font-size: 15px;
    margin-top: 22px;
  }
  .vision-copy > p {
    font-size: 12px;
  }
  .heritage {
    margin-top: 22px;
  }
  .contact {
    padding-top: 55px;
    padding-bottom: 55px;
    grid-template-columns: 1fr 1fr;
    gap: 35px;
  }
  .contact h2 {
    font-size: 40px;
  }
  .contact-heading .eyebrow {
    font-size: 9px;
  }
  .contact-body > p {
    font-size: 12px;
  }
  .footer-main {
    gap: 25px;
  }
  .footer-bottom {
    flex-wrap: wrap;
    justify-content: start;
    gap: 8px 20px;
  }
  .footer-bottom > p {
    order: 3;
    max-width: none;
    width: 100%;
  }
  .legal-button {
    margin-left: auto;
  }
}
@media (max-width: 560px) {
  .nav-cta {
    display: none;
  }
  .nav-actions {
    gap: 16px;
  }
  .hero h1 {
    font-size: clamp(30px, 10vw, 52px);
  }
  .hero-sub {
    font-size: 14px;
    margin-top: 24px;
  }
  .hero-grid {
    gap: 29px;
  }
  .hero-actions {
    gap: 22px;
    margin-top: 23px;
  }
  .button {
    font-size: 11px;
    gap: 18px;
    padding: 13px 17px;
  }
  .text-link {
    font-size: 11px;
    gap: 13px;
  }
  .hero-note {
    font-size: 9px;
    max-width: 300px;
  }
  .demo-stage {
    padding: 15px 12px;
  }
  .stage-index {
    font-size: 7px;
    margin-bottom: 12px;
  }
  .demo-toolbar {
    padding: 12px;
  }
  .demo-identity {
    font-size: 9px;
  }
  .example-tag {
    font-size: 7px;
  }
  .demo-content {
    padding: 18px 16px 9px;
  }
  .demo-query p {
    font-size: 16px;
  }
  .demo h2 {
    font-size: 24px;
  }
  .demo-answer {
    font-size: 12px;
  }
  .reason-row h3 {
    font-size: 12px;
  }
  .reason-row p {
    font-size: 11px;
  }
  .demo-source {
    font-size: 9px;
  }
  .demo-bottom {
    font-size: 8px;
    padding: 11px 16px;
  }
  .stage-caption {
    font-size: 12px;
    margin-top: 14px;
    gap: 8px;
  }
  .hero-foot > div {
    gap: 14px;
    font-size: 10px;
  }
  .hero-foot > .label {
    font-size: 8px;
  }
  .memory-intro h2 {
    font-size: 40px;
  }
  .memory-intro > p {
    font-size: 13px;
  }
  .section-top .eyebrow {
    font-size: 9px;
  }
  .map-controls {
    flex-wrap: wrap;
    gap: 0;
    align-items: start;
  }
  .story-tabs {
    width: 100%;
    gap: 0;
    justify-content: space-between;
  }
  .story-tabs button {
    font-size: 12px;
    padding: 14px 0;
    gap: 9px;
  }
  .replay {
    font-size: 10px;
    min-height: 44px;
    margin-left: auto;
    padding-block: 8px;
  }
  .memory-map {
    grid-template-columns: 1fr;
    min-height: 0;
    padding-top: 25px;
    padding-bottom: 26px;
  }
  .map-sources > .label {
    margin-bottom: 10px;
  }
  .source-button {
    min-height: 64px;
    padding: 10px;
    gap: 14px;
  }
  .source-button strong {
    font-size: 12px;
  }
  .source-button small {
    font-size: 10px;
  }
  .source-index {
    font-size: 10px;
  }
  .source-button > span:last-child {
    font-size: 18px;
  }
  .map-conductor {
    height: 88px;
    margin: 0;
    width: 100%;
  }
  .threads {
    display: none;
  }
  .map-conductor::before {
    content: "";
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 1px;
    background: var(--mineral);
  }
  .memory-core {
    top: 25px;
    left: 50%;
    height: 38px;
    width: 38px;
  }
  .memory-core svg {
    width: 32px;
    height: 32px;
  }
  .memory-core span,
  .conductor-caption {
    display: none;
  }
  .map-result {
    padding: 23px 18px;
    border: 1px solid #405362;
    background: #1d2c37;
    min-height: 0;
  }
  .map-result h3 {
    font-size: 23px;
    margin-top: 12px;
  }
  .decision-line p {
    font-size: 13px;
  }
  .result-detail {
    grid-template-columns: 70px 1fr;
    gap: 10px;
    font-size: 12px;
    margin-top: 15px;
  }
  .result-detail > span {
    font-size: 9px;
  }
  .source-reader {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 20px;
    min-height: 235px;
  }
  .source-reader #sourceMeta {
    font-size: 10px;
  }
  .source-reader p {
    font-size: 12px;
  }
  .source-reader blockquote {
    font-size: 23px;
  }
  .map-disclaimer {
    font-size: 9px;
    align-items: baseline;
    line-height: 1.7;
  }
  .product-intro h2 {
    font-size: 48px;
  }
  .product-intro h2 br:nth-of-type(1) {
    display: block;
  }
  .product-intro > p {
    font-size: 14px;
  }
  .product-step {
    grid-template-columns: 24px 1fr;
    gap: 17px;
  }
  .product-step h3 {
    font-size: 21px;
  }
  .product-step p {
    font-size: 13px;
  }
  .transcript-sample {
    gap: 10px;
  }
  .waveform {
    gap: 2px;
    overflow: hidden;
  }
  .structure-sample {
    gap: 9px;
    font-size: 8px;
  }
  .structure-sample i {
    width: 17px;
  }
  .vision-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .architecture img {
    height: 390px;
  }
  .architecture figcaption {
    flex-direction: row;
    font-size: 8px;
  }
  .vision-copy h2 {
    font-size: 49px;
  }
  .vision-copy > .vision-lead {
    font-size: 18px;
    max-width: 330px;
    margin-top: 26px;
  }
  .vision-copy > p {
    font-size: 14px;
  }
  .heritage p {
    font-size: 11px;
  }
  .contact {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .contact h2 {
    font-size: 47px;
  }
  .contact-body > p {
    font-size: 14px;
  }
  .contact-heading .eyebrow {
    font-size: 9px;
  }
  .form-row input {
    font-size: 16px;
    min-height: 52px;
  }
  .form-row .button {
    min-height: 50px;
    font-size: 12px;
  }
  .access-note {
    font-size: 10px;
  }
  .footer-main {
    flex-wrap: wrap;
    gap: 18px;
  }
  .footer-main p {
    order: 3;
    width: 100%;
    font-size: 12px;
  }
  .back-top {
    font-size: 10px;
  }
  .footer-bottom {
    margin-top: 20px;
    font-size: 9px;
  }
  .footer-bottom > p {
    line-height: 1.8;
  }
  .legal-button {
    font-size: 9px;
  }
  dialog {
    padding: 32px 24px;
  }
  dialog h2 {
    font-size: 34px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
  .memory-map.is-playing .thread {
    stroke-dasharray: none;
  }
  .memory-map.is-playing .map-result {
    opacity: 1;
    transform: none;
  }
}
@media print {
  .header,
  .hero-actions,
  .replay,
  .contact,
  .footer,
  .story-tabs,
  .skip-link {
    display: none;
  }
  .wrap {
    width: 100%;
  }
  .memory {
    background: white;
    color: #19232c;
  }
  .memory * {
    color: #19232c !important;
  }
  .memory-map {
    display: block;
  }
  .map-conductor {
    display: none;
  }
  .source-reader {
    background: none;
  }
  .hero-grid {
    display: block;
  }
  .demo-stage {
    max-width: 600px;
    margin-top: 30px;
  }
  .vision-grid {
    gap: 30px;
  }
  section {
    break-inside: avoid;
  }
}
/* The product chapter uses a functional display voice, distinct from the brand statements. */
.product-intro h2 {
  font-family: var(--sans);
  font-weight: 500;
  font-size: clamp(38px, 3.6vw, 52px);
  letter-spacing: -0.06em;
  line-height: 1.1;
}
.product-intro h2 em {
  font-style: normal;
}
@media (max-width: 800px) {
  .product-intro h2 {
    font-size: 46px;
  }
  .product-intro h2 br:nth-of-type(1) {
    display: block;
  }
}
@media (max-width: 560px) {
  .product-intro h2 {
    font-size: 42px;
  }
}
/* Keep the illustrative UI readable at its displayed size. */
@media (min-width: 801px) {
  .demo-answer {
    font-size: 12px;
  }
  .reason-row h3 {
    font-size: 12px;
  }
  .reason-row p {
    font-size: 12px;
  }
  .demo-source {
    font-size: 10px;
  }
  .demo-identity {
    font-size: 11px;
  }
  .example-tag {
    font-size: 9px;
  }
  .demo-bottom {
    font-size: 9px;
  }
  .answer-heading {
    font-size: 9px;
  }
  .source-button strong {
    font-size: 13px;
  }
  .source-button small {
    font-size: 10px;
  }
  .result-detail {
    font-size: 12px;
  }
  .result-detail > span {
    font-size: 10px;
  }
  .product-step p {
    font-size: 14px;
  }
  .hero-note {
    font-size: 11px;
  }
  .access-note {
    font-size: 10px;
  }
  .footer-bottom {
    font-size: 10px;
  }
}
@media (min-width: 801px) and (max-width: 1100px) {
  .demo-identity {
    font-size: 9px;
  }
  .example-tag {
    font-size: 8px;
  }
}

/* Four questions share one source-reading interface, rather than four cards. */
.uses .map-controls {
  display: grid;
  gap: 0;
  border: 0;
}
.uses .story-tabs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 28px;
  border-block: 1px solid #394650;
}
.uses .story-tabs button {
  align-items: start;
  text-align: left;
  padding: 22px 0;
  gap: 12px;
}
.uses .tab-num {
  padding-top: 2px;
}
.tab-copy {
  display: block;
}
.use-label {
  display: block;
  color: #a9c0d0;
  font-size: 10px;
  margin-bottom: 12px;
}
.tab-copy strong {
  display: block;
  font-size: 17px;
  font-weight: 400;
  line-height: 1.4;
  letter-spacing: -0.02em;
  text-wrap: pretty;
}
.uses .story-tabs button[aria-pressed="true"] .tab-num {
  color: #d8b29b;
}
.uses .replay {
  justify-self: end;
}
.story-context {
  color: #b6c0c5;
  font-size: 13px;
  line-height: 1.7;
  max-width: 710px;
  min-height: 3.4em;
  margin-top: 4px;
}
.uses .memory-map {
  padding-top: 32px;
}
.uses .section-top {
  flex-wrap: wrap;
}
.uses .section-aside {
  display: block;
}
@media (max-width: 800px) {
  .knowledge-fragments {
    gap: 20px;
  }
  .knowledge-fragments strong {
    font-size: 25px;
  }
  .uses .story-tabs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 28px;
  }
  .uses .story-tabs button {
    border-bottom: 1px solid #394650;
  }
}
@media (max-width: 560px) {
  .problem {
    padding-bottom: 40px;
  }
  .knowledge-fragments {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px 20px;
  }
  .knowledge-fragments li:nth-child(2)::after {
    display: none;
  }
  .fragment-number {
    margin-bottom: 12px;
  }
  .knowledge-fragments li > span:last-child {
    font-size: 11px;
  }
  .product-step:not(:last-child)::after {
    left: 11px;
  }
  .uses .story-tabs {
    column-gap: 20px;
  }
  .uses .story-tabs button {
    gap: 8px;
    padding-block: 18px;
  }
  .tab-copy strong {
    font-size: 14px;
  }
  .use-label {
    font-size: 10px;
    line-height: 1.5;
    margin-bottom: 9px;
  }
  .story-context {
    font-size: 12px;
  }
  .structure-sample {
    gap: 8px;
    font-size: 8px;
  }
  .process-junction {
    width: 42px;
  }
}