* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-ui);
  font-weight: 400;
  line-height: 1.65;
  overflow-x: clip;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  font: inherit;
  color: inherit;
  cursor: pointer;
}
button,
a,
summary {
  touch-action: manipulation;
}
button {
  border: 0;
  background: none;
}
button:disabled {
  cursor: default;
  opacity: 0.55;
}
button:focus-visible,
a:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 5px;
}
::selection {
  background: var(--accent);
  color: var(--bg);
}
h1,
h2,
h3,
p {
  margin: 0;
}
h1,
h2,
h3 {
  font-weight: 400;
  text-wrap: balance;
}
h1 {
  font-size: clamp(48px, 5.3vw, 84px);
  line-height: 1.08;
  letter-spacing: -0.055em;
}
h2 {
  font-size: clamp(42px, 4.7vw, 72px);
  line-height: 1.12;
  letter-spacing: -0.05em;
}
h1 span,
h2 span,
h3 span {
  color: var(--muted);
}
p {
  color: var(--muted);
}
.world {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background:
    radial-gradient(ellipse at 78% 47%, #18222e66, transparent 60%), var(--bg);
}
canvas {
  display: block;
  width: 100%;
  height: 100%;
}
.world-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, #05080c35, transparent 70%);
}
.site-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 4.6%;
  gap: 24px;
  z-index: 20;
}
.wordmark {
  font-size: 25px;
  letter-spacing: -1px;
  font-weight: 750;
  line-height: 1;
  display: inline-flex;
  align-items: flex-end;
  gap: 3px;
}
.wordmark span {
  width: 4px;
  height: 4px;
  background: var(--accent);
  border-radius: 50%;
  margin-bottom: 3px;
}
.site-header nav {
  display: flex;
  gap: 32px;
  font-size: 13px;
  color: var(--muted);
}
nav a {
  padding: 10px 0;
  min-height: 44px;
}
nav a:hover {
  color: var(--text);
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  min-height: 52px;
  padding: 14px 22px;
  background: var(--action-bg);
  color: var(--action-text);
  border: 1px solid var(--action-bg);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  transition:
    transform 180ms,
    box-shadow 180ms;
}
.button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 28px #ded4bf20;
}
.button.small {
  min-height: 44px;
  font-size: 12px;
  padding: 10px 16px;
  gap: 22px;
}
.button.secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--line);
  font-size: 12px;
  padding: 12px 15px;
  gap: 16px;
}
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 20px;
  min-height: 44px;
  font-size: 13px;
}
.text-link:hover {
  color: var(--accent);
}
.menu-toggle {
  display: none;
}
.chapter {
  position: relative;
  isolation: isolate;
  padding: 120px 8%;
  scroll-margin-top: 0;
}
.hero {
  min-height: 850px;
  height: 100svh;
  max-height: 1100px;
  display: flex;
  align-items: center;
  padding-top: 140px;
  padding-bottom: 145px;
}
.hero-copy {
  position: relative;
  z-index: 2;
  width: 67%;
  max-width: 850px;
}
.eyebrow {
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 28px;
}
.hero-sub {
  color: var(--text);
  font-size: 19px;
  line-height: 1.65;
  margin-top: 30px;
}
.support {
  font-size: 14px;
  line-height: 1.8;
  margin-top: 18px;
}
.actions {
  display: flex;
  align-items: center;
  gap: 30px;
  margin-top: 30px;
}
.glass {
  background: rgba(11, 17, 25, 0.65);
  border: 1px solid var(--line);
  border-bottom-color: #d8c7c13b;
  box-shadow:
    inset 0 1px 0 #ded4bf08,
    0 20px 65px #0003;
  backdrop-filter: blur(0.5px);
  border-radius: 18px;
}
.hero-knowledge {
  position: absolute;
  right: 5.5%;
  top: 61%;
  width: 300px;
  padding: 20px 24px;
  transform: rotate(-3deg);
  z-index: 3;
}
.mini-label {
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--muted);
  font-weight: 500;
}
.hero-knowledge p {
  font-size: 18px;
  color: var(--text);
  margin: 8px 0 14px;
}
.knowledge-status {
  font-size: 11px;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 8px;
}
.knowledge-status i,
.context-dot {
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px #ded4bf66;
}
.hero-bottom {
  position: absolute;
  bottom: 35px;
  left: 8%;
  right: 5%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  font-size: 12px;
  color: var(--muted);
}
.hero-bottom > span:first-child {
  color: var(--text);
}
.demo-note {
  font-size: 10px;
}
.scroll-cue {
  font-size: 9px;
  letter-spacing: 0.12em;
  display: flex;
  gap: 20px;
  align-items: center;
  min-height: 44px;
}
.chapter-number {
  display: block;
  font-size: 10px;
  letter-spacing: 0.13em;
  color: var(--muted);
  margin-bottom: 25px;
}
.section-heading p,
.center-heading p {
  margin-top: 22px;
  font-size: 16px;
}
.problem {
  min-height: 920px;
  padding-top: 150px;
}
.fragments {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 35px;
  margin: 80px auto 60px;
  max-width: 1080px;
}
.fragment {
  width: 30%;
  padding: 24px;
  transform: translate(var(--converge, 0px), var(--fragment-y, 0))
    rotate(var(--fragment-r, 0deg));
  transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.fragment:nth-child(1) {
  --fragment-y: -16px;
  --fragment-r: -5deg;
}
.fragment:nth-child(2) {
  --fragment-y: 32px;
  --fragment-r: 3deg;
}
.fragment:nth-child(3) {
  --fragment-y: -8px;
  --fragment-r: 6deg;
}
.fragment-heading {
  display: flex;
  gap: 12px;
  align-items: center;
  font-size: 14px;
}
.provider-mark {
  font-size: 28px;
  color: var(--accent);
}
.provider-mark.rose {
  color: var(--rose);
}
.fragment p {
  font-size: 15px;
  margin: 25px 0 18px;
  color: var(--text);
}
.fragment-tag {
  font-size: 10px;
  border: 1px solid var(--line);
  padding: 6px 9px;
  border-radius: 6px;
  color: var(--muted);
}
.empty {
  border-style: dashed;
}
.problem-copy {
  text-align: center;
  font-size: 17px;
  line-height: 1.9;
  margin-top: 80px;
}
.problem-copy strong {
  display: block;
  color: var(--accent);
  font-weight: 400;
  margin-top: 18px;
}
.contexts {
  min-height: 1000px;
  padding-top: 150px;
}
.center-heading {
  text-align: center;
}
.context-map {
  display: grid;
  grid-template-columns: 1fr 1.3fr 1fr;
  align-items: center;
  gap: 30px;
  margin: 90px auto 55px;
  max-width: 1040px;
}
.context-copy h3 {
  font-size: 30px;
  letter-spacing: -0.04em;
  display: inline;
  margin-left: 10px;
}
.context-copy p {
  font-size: 12px;
  margin: 12px 0 22px;
}
.context-copy ul {
  list-style: none;
  margin: 0;
  padding: 0;
  color: var(--muted);
  font-size: 14px;
}
.context-copy li {
  margin: 10px 0;
}
.professional {
  text-align: right;
}
.professional .context-dot {
  background: var(--rose);
}
.brain-owner {
  height: 290px;
  display: flex;
  align-items: center;
  flex-direction: column;
  justify-content: center;
}
.brain-owner > span:first-child {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -1px;
}
.brain-owner small {
  font-size: 8px;
  letter-spacing: 0.2em;
  margin-top: 8px;
  color: var(--muted);
}
.owner-line {
  width: 1px;
  height: 90px;
  background: linear-gradient(var(--accent), transparent);
  margin-top: 20px;
}
.owner-caption {
  font-size: 11px;
  color: var(--muted);
}
.scope-note {
  text-align: center;
  font-size: 12px;
}
.how {
  height: 235vh;
  min-height: 1600px;
  padding-top: 0;
  padding-bottom: 0;
}
.how-sticky {
  position: sticky;
  top: 0;
  min-height: 100svh;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 8%;
  padding: 90px 0;
}
.how h2 {
  font-size: clamp(40px, 3.8vw, 58px);
}
.step-controls {
  display: flex;
  gap: 6px;
  margin-top: 45px;
  border-bottom: 1px solid var(--line);
}
.step-controls button {
  padding: 15px 12px;
  min-height: 52px;
  border-bottom: 1px solid transparent;
  color: var(--muted);
  font-size: 14px;
}
.step-controls button span {
  font-size: 10px;
  margin-right: 8px;
  color: var(--muted);
}
.step-controls button[aria-pressed="true"] {
  color: var(--accent);
  border-bottom-color: var(--accent);
}
.step-description {
  min-height: 150px;
  padding: 26px 0;
}
.step-description h3 {
  font-size: 22px;
  letter-spacing: -0.02em;
}
.step-description p {
  font-size: 14px;
  margin-top: 12px;
  max-width: 380px;
}
.small-note {
  font-size: 10px;
  color: var(--muted);
}
.sequence {
  max-width: 420px;
  width: 100%;
  justify-self: end;
}
.sequence-source,
.sequence-destination {
  padding: 22px 26px;
}
.sequence p {
  color: var(--text);
  font-size: 20px;
  margin: 12px 0;
}
.sequence-detail {
  font-size: 11px;
  color: var(--muted);
}
.sequence-thread {
  height: 52px;
  position: relative;
  width: 1px;
  margin: auto;
  background: var(--line);
}
.sequence-thread span {
  position: absolute;
  inset: 0;
  background: linear-gradient(transparent, var(--accent), transparent);
  transform: scaleY(var(--flow, 1));
  transform-origin: top;
}
.sequence-thread i {
  position: absolute;
  width: 5px;
  height: 5px;
  bottom: 0;
  left: -2px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
}
.sequence-brain {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  height: 125px;
}
.brand-b {
  font-size: 40px;
  font-weight: 600;
  line-height: 1;
  margin-bottom: 12px;
  color: var(--accent);
}
.sequence-brain > span:nth-child(2) {
  font-size: 10px;
  letter-spacing: 0.14em;
}
.sequence-brain small {
  font-size: 10px;
  color: var(--muted);
  margin-top: 5px;
}
.example-caption {
  font-size: 10px !important;
  color: var(--muted) !important;
  line-height: 1.6;
  margin-top: 20px !important;
}
.sequence > .example-caption {
  text-align: center;
}
.proof {
  padding-top: 100px;
  padding-bottom: 150px;
}
.proof-window {
  margin-top: 65px;
  background: rgba(11, 17, 25, 0.83);
  overflow: hidden;
}
.window-toolbar {
  display: flex;
  align-items: center;
  gap: 22px;
  min-height: 65px;
  padding: 16px 24px;
  border-bottom: 1px solid var(--line);
  font-size: 12px;
}
.wordmark.tiny {
  font-size: 17px;
}
.demo-pill {
  margin-left: auto;
  font-size: 9px;
  border: 1px solid var(--line);
  padding: 4px 9px;
  border-radius: 20px;
  color: var(--muted);
  white-space: nowrap;
}
.proof-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
}
.proof-memory {
  padding: 40px;
  border-right: 1px solid var(--line);
}
.memory-icon {
  display: block;
  font-size: 35px;
  color: var(--accent);
  margin: 25px 0 14px;
}
.proof-memory h3 {
  font-size: 25px;
  letter-spacing: -0.03em;
}
.proof-memory > p {
  margin: 10px 0 25px;
  font-size: 15px;
}
dl {
  margin: 20px 0 30px;
  font-size: 11px;
}
dl > div {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 8px 0;
}
dt {
  color: var(--muted);
}
dd {
  margin: 0;
  text-align: right;
  color: var(--text);
}
.proof-chat {
  padding: 32px 40px;
  display: flex;
  flex-direction: column;
}
.ai-tabs,
.scope-tabs {
  display: flex;
  gap: 4px;
}
.ai-tabs button,
.scope-tabs button {
  font-size: 12px;
  padding: 10px 15px;
  min-height: 44px;
  color: var(--muted);
  border-radius: 8px;
  border: 1px solid transparent;
}
.ai-tabs button[aria-pressed="true"],
.scope-tabs button[aria-pressed="true"] {
  background: #ded4bf0a;
  color: var(--accent);
  border-color: var(--line);
}
.chat-question {
  align-self: flex-end;
  margin: 40px 0 26px;
  max-width: 90%;
  padding: 14px 18px;
  background: #18222e8f;
  border: 1px solid #8d9aa727;
  border-radius: 12px;
  font-size: 14px;
}
.chat-answer {
  min-height: 135px;
  position: relative;
  padding-left: 28px;
}
.answer-spark {
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent);
  font-size: 20px;
}
.chat-answer p {
  font-size: 20px;
  color: var(--text);
  line-height: 1.65;
}
.recall-origin {
  display: block;
  font-size: 10px;
  color: var(--muted);
  margin-top: 17px;
}
.proof-chat > .text-link {
  align-self: flex-start;
  margin-top: 18px;
  color: var(--accent);
}
.brain {
  padding-top: 100px;
  min-height: 950px;
}
.brain-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 30px;
}
.brain-heading > p {
  font-size: 14px;
  padding-bottom: 8px;
}
.brain-preview {
  margin-top: 55px;
  background: #0b111945;
  overflow: hidden;
}
.brain-preview .window-toolbar {
  background: #0b1119b0;
}
.brain-workspace {
  display: grid;
  grid-template-columns: 1.8fr 1fr;
  min-height: 420px;
}
.brain-space {
  position: relative;
  min-height: 420px;
}
.brain-view-label {
  position: absolute;
  top: 22px;
  left: 24px;
  font-size: 11px;
  color: var(--accent);
}
.brain-view-label span {
  color: var(--muted);
  margin: 0 10px;
}
.knowledge-node {
  position: absolute;
  left: 43%;
  top: 45%;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px;
  border: 1px solid #ded4bf50;
  border-radius: 12px;
  background: #0b1119b0;
  font-size: 12px;
  min-height: 48px;
}
.knowledge-node i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 20px 4px #ded4bf44;
}
.graph-label {
  position: absolute;
  font-size: 10px;
  color: var(--muted);
}
.label-one {
  left: 20%;
  top: 29%;
}
.label-two {
  left: 57%;
  top: 76%;
}
.label-three {
  left: 18%;
  top: 72%;
}
.graph-caption {
  position: absolute;
  bottom: 20px;
  left: 24px;
  font-size: 10px;
}
.inspector {
  background: #0b1119d9;
  padding: 30px;
  border-left: 1px solid var(--line);
  min-width: 0;
}
.inspector h3 {
  font-size: 25px;
  letter-spacing: -0.025em;
  margin-top: 24px;
}
.inspector > p {
  font-size: 14px;
  margin-top: 10px;
}
.provenance {
  display: flex;
  gap: 14px;
  align-items: center;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
  margin-top: 15px;
}
.provenance strong {
  font-size: 12px;
  font-weight: 500;
}
.provenance small {
  display: block;
  font-size: 10px;
  color: var(--muted);
  margin-top: 4px;
}
.inspector dl > div {
  display: block;
  padding: 8px 0;
}
.inspector dd {
  text-align: left;
  margin-top: 4px;
}
.inspector .text-link {
  color: var(--accent);
  font-size: 11px;
}
#provenance-detail {
  font-size: 11px;
}
.ownership {
  min-height: 1050px;
  display: grid;
  place-items: center;
  padding: 120px 3%;
}
.ownership-plane {
  position: relative;
  width: 100%;
  padding: 100px 12%;
  background: #f5f3ef;
  color: #18222e;
  border-radius: 20px;
  min-height: 670px;
  overflow: hidden;
  transform: perspective(1400px) rotateX(var(--fold, 0deg))
    scale(var(--plane-scale, 1));
  transform-origin: center;
  will-change: transform;
}
.ownership-plane:after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 90% 100%, #ded4bf, transparent 50%);
  pointer-events: none;
}
.ownership-kicker {
  font-size: 10px;
  letter-spacing: 0.15em;
  color: #705a34;
  position: relative;
  z-index: 1;
}
.ownership h2 {
  font-size: clamp(60px, 7.5vw, 120px);
  line-height: 1.02;
  letter-spacing: -0.06em;
  margin: 45px 0 30px;
  position: relative;
  z-index: 1;
}
.ownership h2 em {
  font-style: normal;
  color: #705a34;
}
.ownership p {
  color: #52606d;
  font-size: 18px;
  position: relative;
  z-index: 1;
}
.ownership-mark {
  position: absolute;
  right: 8%;
  bottom: 0;
  font-size: 400px;
  line-height: 0.9;
  font-weight: 600;
  color: #ded4bf7a;
  z-index: 0;
  letter-spacing: -0.1em;
}
.trust {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10%;
  align-items: center;
  min-height: 900px;
}
.trust h2 {
  font-size: clamp(40px, 4vw, 60px);
}
.trust-copy > p {
  font-size: 15px;
  margin-top: 20px;
}
.trust-list {
  margin-top: 35px;
}
.trust-list details {
  border-bottom: 1px solid var(--line);
  padding: 17px 0;
}
.trust-list summary {
  list-style: none;
  cursor: pointer;
  font-size: 15px;
  min-height: 44px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.trust-list summary::-webkit-details-marker {
  display: none;
}
.trust-list details p {
  font-size: 13px;
  padding: 14px 30px 6px 0;
}
.trust-list summary span {
  color: var(--accent);
}
.provenance-card {
  padding: 32px;
  transform: rotate(3deg);
}
.provenance-card > p {
  font-size: 24px;
  line-height: 1.5;
  color: var(--text);
  margin: 30px 0;
}
.provenance-row {
  display: flex;
  gap: 12px;
  align-items: center;
  font-size: 12px;
  padding: 17px 0;
  border-top: 1px solid var(--line);
}
.provenance-row span:last-child {
  margin-left: auto;
  color: var(--muted);
  font-size: 10px;
}
.provenance-row i {
  width: 4px;
  height: 4px;
  background: var(--accent);
  border-radius: 50%;
}
.provenance-card > small {
  display: block;
  font-size: 10px;
  color: var(--muted);
  margin-top: 15px;
}
.connections {
  text-align: center;
  min-height: 760px;
}
.connections > p {
  font-size: 16px;
  margin-top: 25px;
}
.connection-line {
  display: flex;
  align-items: center;
  gap: 22px;
  max-width: 680px;
  margin: 65px auto;
}
.connection-line > span {
  font-size: 10px;
  letter-spacing: 0.1em;
}
.connection-line strong {
  font-size: 23px;
  font-weight: 500;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px 20px;
  background: #0b111960;
}
.connection-line i {
  height: 1px;
  flex: 1;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
.connection-status {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: 12px;
  text-align: left;
  font-size: 12px;
}
.connection-status strong {
  font-weight: 500;
}
.connection-status p {
  font-size: 11px;
  margin-top: 5px;
}
.status-ring {
  width: 9px;
  height: 9px;
  border: 1px solid var(--accent);
  border-radius: 50%;
  margin-top: 6px;
}
.beta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14%;
  align-items: center;
  padding-top: 140px;
  padding-bottom: 170px;
}
.beta-heading > p {
  font-size: 16px;
  margin-top: 25px;
}
.beta-card {
  padding: 38px;
  background: #0b1119c7;
}
.beta-top {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 12px;
}
.beta-card h3 {
  font-size: 48px;
  line-height: 1.15;
  letter-spacing: -0.045em;
  margin-top: 40px;
}
.beta-price {
  font-size: 14px;
  color: var(--accent);
  margin-top: 25px;
}
.beta-price span {
  font-size: 11px;
  color: var(--muted);
}
.beta-card ul {
  list-style: none;
  padding: 25px 0;
  margin: 25px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-size: 12px;
  color: var(--muted);
}
.beta-card li {
  padding: 6px 0 6px 21px;
  position: relative;
}
.beta-card li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
}
.beta-card .button {
  width: 100%;
}
.beta-card > small {
  display: block;
  font-size: 10px;
  text-align: center;
  color: var(--muted);
  margin-top: 15px;
}
.final {
  text-align: center;
  min-height: 850px;
  padding-top: 180px;
  padding-bottom: 180px;
}
.final h2 {
  font-size: clamp(48px, 6vw, 92px);
  line-height: 1.09;
}
.final .button {
  margin-top: 40px;
}
.final > p {
  font-size: 13px;
  margin-top: 25px;
}
.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 25px;
  border-top: 1px solid var(--line);
  padding: 35px 5%;
  font-size: 11px;
  color: var(--muted);
}
.site-footer .wordmark {
  color: var(--text);
}
.motion-toggle {
  display: flex;
  align-items: center;
  gap: 15px;
  min-height: 44px;
  font-size: 11px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 12px;
}
.skip {
  position: fixed;
  left: 20px;
  top: 10px;
  transform: translateY(-150%);
  background: var(--accent);
  color: var(--bg);
  padding: 12px;
  z-index: 100;
}
.skip:focus {
  transform: none;
}
dialog {
  max-width: 520px;
  width: calc(100% - 36px);
  background: #0b1119;
  color: var(--text);
  padding: 50px;
  border: 1px solid var(--line);
  border-radius: 18px;
}
dialog::backdrop {
  background: #05080cbb;
  backdrop-filter: blur(7px);
}
dialog h2 {
  font-size: 40px;
}
dialog p {
  font-size: 14px;
  margin-top: 20px;
}
.dialog-note {
  font-size: 12px !important;
}
dialog .button {
  margin-top: 30px;
  width: 100%;
  font-size: 12px;
}
.dialog-close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 44px;
  height: 44px;
  font-size: 26px;
  color: var(--muted);
}
.noscript {
  padding: 30px;
  background: var(--surface);
  border: 1px solid var(--line);
}
.mobile-nav[hidden] {
  display: none;
}
.mobile-nav {
  position: absolute;
  top: 80px;
  right: 20px;
  left: 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 20px;
  z-index: 25;
  border-radius: 12px;
}
.mobile-nav a {
  display: block;
}
.motion-paused * {
  scroll-behavior: auto !important;
  animation: none !important;
  transition: none !important;
}
.motion-paused .ownership-plane {
  transform: none !important;
}
.motion-paused .how {
  height: auto;
  min-height: 0;
}
.motion-paused .how-sticky {
  position: relative;
}
@media (min-width: 1600px) {
  .chapter {
    padding-left: max(8%, calc((100vw - 1400px) / 2));
    padding-right: max(8%, calc((100vw - 1400px) / 2));
  }
}
@media (max-width: 1050px) {
  .site-header nav {
    gap: 18px;
  }
  .hero-copy {
    width: 75%;
  }
  .hero-knowledge {
    right: 3%;
    width: 250px;
    top: 67%;
    padding: 18px;
  }
  .hero-knowledge p {
    font-size: 15px;
  }
  .demo-note {
    display: none;
  }
  .proof-memory,
  .proof-chat {
    padding: 28px;
  }
  .inspector {
    padding: 22px;
  }
  .beta {
    gap: 7%;
  }
  .beta-card {
    padding: 28px;
  }
  .trust {
    gap: 6%;
  }
  .fragment {
    padding: 20px;
  }
}
@media (max-width: 760px) {
  html {
    scroll-padding-top: 24px;
  }
  .site-header {
    padding: 24px;
    gap: 16px;
  }
  .site-header nav {
    display: none;
  }
  .site-header > .button {
    margin-left: auto;
    font-size: 11px;
    gap: 12px;
    padding: 9px 12px;
  }
  .wordmark {
    font-size: 23px;
  }
  .menu-toggle {
    display: block;
    width: 44px;
    height: 44px;
    font-size: 20px;
    border: 1px solid var(--line);
    border-radius: 8px;
  }
  .chapter {
    padding: 90px 24px;
  }
  .hero {
    height: auto;
    min-height: 950px;
    max-height: none;
    padding-top: 155px;
    padding-bottom: 360px;
    align-items: flex-start;
  }
  .hero-copy {
    width: 100%;
    max-width: 600px;
  }
  .hero h1 {
    font-size: clamp(41px, 7.5vw, 60px);
    letter-spacing: -0.055em;
    line-height: 1.13;
  }
  .eyebrow {
    font-size: 10px;
    margin-bottom: 24px;
  }
  .hero-sub {
    font-size: 16px;
    margin-top: 25px;
  }
  .support {
    font-size: 12px;
    max-width: 330px;
  }
  .desktop-only {
    display: none;
  }
  .actions {
    gap: 18px;
    flex-wrap: wrap;
    margin-top: 26px;
  }
  .actions .button {
    font-size: 12px;
    gap: 20px;
    padding: 13px 16px;
  }
  .actions .text-link {
    font-size: 11px;
    gap: 10px;
  }
  .hero-knowledge {
    top: auto;
    bottom: 112px;
    right: 24px;
    width: 245px;
    padding: 19px;
    transform: rotate(-3deg);
  }
  .hero-bottom {
    bottom: 28px;
    left: 24px;
    right: 24px;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 10px;
  }
  .hero-bottom .demo-note {
    display: block;
    order: 3;
    width: 100%;
    font-size: 9px;
  }
  .scroll-cue {
    font-size: 8px;
    gap: 8px;
  }
  .problem {
    min-height: 0;
    padding-top: 60px;
  }
  .chapter-number {
    font-size: 9px;
    margin-bottom: 25px;
  }
  h2 {
    font-size: 42px;
    line-height: 1.15;
  }
  .fragments {
    display: block;
    margin: 50px auto 25px;
    max-width: 330px;
  }
  .fragment {
    width: 85%;
    margin-bottom: 22px;
    padding: 18px;
    --fragment-y: 0 !important;
    --fragment-r: 0deg !important;
  }
  .fragment:nth-child(2) {
    margin-left: auto;
    --fragment-r: 3deg !important;
  }
  .fragment:nth-child(1) {
    --fragment-r: -3deg !important;
  }
  .fragment:nth-child(3) {
    width: 85%;
  }
  .fragment-heading {
    font-size: 12px;
  }
  .provider-mark {
    font-size: 20px;
  }
  .fragment p {
    font-size: 14px;
    margin: 15px 0;
  }
  .fragment-tag {
    font-size: 9px;
  }
  .problem-copy {
    margin-top: 45px;
    font-size: 14px;
  }
  .contexts {
    min-height: 0;
  }
  .center-heading {
    text-align: left;
  }
  .center-heading p {
    font-size: 14px;
  }
  .context-map {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin: 45px auto 35px;
  }
  .brain-owner {
    grid-column: 1/-1;
    grid-row: 1;
    height: 220px;
  }
  .owner-line {
    height: 55px;
  }
  .context-copy h3 {
    font-size: 24px;
    display: block;
    margin: 12px 0;
  }
  .context-copy p {
    font-size: 11px;
    min-height: 40px;
  }
  .context-copy ul {
    font-size: 12px;
  }
  .professional {
    text-align: left;
  }
  .scope-note {
    font-size: 11px;
    text-align: left;
  }
  .how {
    height: 215vh;
    min-height: 1450px;
    padding-top: 0;
    padding-bottom: 0;
  }
  .how-sticky {
    padding: 50px 0;
    display: flex;
    flex-direction: column;
    gap: 30px;
    justify-content: center;
    min-height: 100svh;
  }
  .how-copy {
    width: 100%;
  }
  .how h2 {
    font-size: 35px;
  }
  .how .chapter-number {
    margin-bottom: 20px;
  }
  .step-controls {
    margin-top: 22px;
    justify-content: space-between;
  }
  .step-controls button {
    font-size: 12px;
    padding: 10px 8px;
  }
  .step-description {
    padding: 20px 0 0;
    min-height: 125px;
  }
  .step-description h3 {
    font-size: 19px;
  }
  .step-description p {
    font-size: 12px;
  }
  .small-note {
    font-size: 9px;
  }
  .sequence {
    display: grid;
    grid-template-columns: 1fr 48px 1fr;
    align-items: center;
    max-width: none;
    gap: 0;
  }
  .sequence-source,
  .sequence-destination {
    padding: 14px 12px;
    min-height: 133px;
    border-radius: 12px;
  }
  .sequence p {
    font-size: 13px;
    margin: 8px 0;
  }
  .sequence-detail {
    font-size: 9px;
    line-height: 1.5;
    display: block;
  }
  .sequence .mini-label {
    font-size: 8px;
  }
  .sequence-thread {
    display: none;
  }
  .sequence-brain {
    grid-column: 2;
    grid-row: 1;
    height: 100px;
  }
  .sequence-brain .brand-b {
    font-size: 24px;
  }
  .sequence-brain > span:nth-child(2),
  .sequence-brain small {
    display: none;
  }
  .sequence-destination {
    grid-column: 3;
    grid-row: 1;
  }
  .sequence > .example-caption {
    grid-column: 1/-1;
    font-size: 8px !important;
  }
  .proof {
    padding-top: 90px;
    padding-bottom: 70px;
  }
  .section-heading p {
    font-size: 14px;
  }
  .proof-window {
    margin-top: 35px;
  }
  .window-toolbar {
    padding: 13px 16px;
    gap: 14px;
    min-height: 55px;
    font-size: 10px;
  }
  .demo-pill {
    font-size: 8px;
    padding: 3px 7px;
  }
  .proof-layout {
    grid-template-columns: 1fr;
  }
  .proof-memory {
    padding: 25px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .memory-icon {
    margin: 20px 0 8px;
    font-size: 26px;
  }
  .proof-memory h3 {
    font-size: 23px;
  }
  .proof-memory > p {
    font-size: 14px;
    margin-bottom: 18px;
  }
  .proof-memory dl {
    margin: 10px 0 18px;
  }
  .proof-memory dl > div {
    padding: 4px 0;
  }
  .proof-memory .button {
    width: 100%;
    font-size: 11px;
  }
  .proof-chat {
    padding: 22px;
  }
  .ai-tabs button {
    font-size: 11px;
    padding: 8px 13px;
  }
  .chat-question {
    font-size: 12px;
    margin: 26px 0 22px;
  }
  .chat-answer p {
    font-size: 18px;
  }
  .chat-answer {
    min-height: 130px;
  }
  .brain {
    min-height: 0;
  }
  .brain-heading {
    display: block;
  }
  .brain-heading > p {
    font-size: 13px;
    margin-top: 22px;
  }
  .brain-heading > p br {
    display: none;
  }
  .brain-preview {
    margin-top: 30px;
  }
  .brain-preview .window-toolbar {
    flex-wrap: wrap;
    gap: 5px 12px;
  }
  .brain-preview .demo-pill {
    order: 3;
    margin-left: 0;
  }
  .scope-tabs {
    margin-left: auto;
  }
  .scope-tabs button {
    font-size: 10px;
    padding: 8px 10px;
  }
  .brain-workspace {
    grid-template-columns: 1fr;
  }
  .brain-space {
    min-height: 300px;
  }
  .knowledge-node {
    left: 28%;
    top: 42%;
    font-size: 11px;
  }
  .inspector {
    border-left: 0;
    border-top: 1px solid var(--line);
    padding: 25px;
  }
  .inspector h3 {
    margin-top: 15px;
  }
  .inspector dl {
    margin: 15px 0;
  }
  .inspector dl > div {
    display: flex;
  }
  .inspector dd {
    margin: 0;
    max-width: 65%;
    text-align: right;
    font-size: 10px;
  }
  .ownership {
    min-height: 720px;
    padding: 60px 12px;
  }
  .ownership-plane {
    padding: 65px 25px;
    min-height: 570px;
    border-radius: 18px;
  }
  .ownership-kicker {
    font-size: 8px;
  }
  .ownership h2 {
    font-size: 62px;
    margin-top: 60px;
  }
  .ownership p {
    font-size: 14px;
    max-width: 230px;
  }
  .ownership-mark {
    font-size: 235px;
    right: 8%;
    opacity: 0.7;
  }
  .trust {
    display: block;
    min-height: 0;
  }
  .trust h2 {
    font-size: 40px;
  }
  .trust-art {
    margin-top: 65px;
  }
  .provenance-card {
    padding: 28px;
    transform: rotate(2deg);
  }
  .provenance-card > p {
    font-size: 23px;
  }
  .connections {
    min-height: 0;
    padding-top: 70px;
  }
  .connections > p {
    font-size: 13px;
  }
  .connection-line {
    gap: 10px;
    margin: 45px auto;
  }
  .connection-line > span {
    font-size: 8px;
    letter-spacing: 0;
  }
  .connection-line strong {
    font-size: 18px;
    padding: 20px 15px;
  }
  .connection-status {
    font-size: 11px;
  }
  .connection-status p {
    font-size: 10px;
  }
  .beta {
    display: block;
    padding-top: 90px;
    padding-bottom: 75px;
  }
  .beta-heading > p {
    font-size: 14px;
  }
  .beta-card {
    margin-top: 45px;
    padding: 28px;
  }
  .beta-card h3 {
    font-size: 42px;
  }
  .beta-top {
    font-size: 11px;
  }
  .beta-price span {
    display: block;
    margin-top: 5px;
  }
  .beta-card ul {
    font-size: 11px;
  }
  .final {
    min-height: 760px;
    padding-top: 130px;
    padding-bottom: 150px;
  }
  .final h2 {
    font-size: 46px;
  }
  .final > .eyebrow {
    font-size: 9px;
  }
  .site-footer {
    padding: 30px 24px;
    flex-wrap: wrap;
    gap: 24px;
    font-size: 10px;
  }
  .site-footer > span:nth-child(2) {
    width: calc(100% - 90px);
    text-align: right;
  }
  .site-footer .motion-toggle {
    margin-left: auto;
    font-size: 10px;
  }
  .site-footer > span:nth-child(3) {
    font-size: 9px;
  }
  dialog {
    padding: 40px 25px;
  }
  dialog h2 {
    font-size: 34px;
  }
  .motion-paused .how-sticky {
    padding: 60px 0;
  }
}
@media (max-width: 360px) {
  .site-header {
    padding: 20px 16px;
    gap: 9px;
  }
  .site-header > .button {
    font-size: 10px;
  }
  .chapter {
    padding-left: 20px;
    padding-right: 20px;
  }
  .hero h1 {
    font-size: 37px;
  }
  .hero {
    padding-top: 135px;
    min-height: 1000px;
  }
  .actions {
    gap: 10px;
  }
  .hero-bottom {
    left: 20px;
    right: 20px;
  }
  .hero-bottom > span:first-child {
    font-size: 9px;
  }
  .scroll-cue {
    font-size: 7px;
  }
  .how h2 {
    font-size: 30px;
  }
  .how-sticky {
    gap: 20px;
  }
  .step-description {
    min-height: 140px;
  }
  .sequence-source,
  .sequence-destination {
    padding: 12px 9px;
  }
  .sequence p {
    font-size: 12px;
  }
  .ownership h2 {
    font-size: 52px;
  }
  .final h2 {
    font-size: 39px;
  }
  .beta-card {
    padding: 23px;
  }
  .brain-preview .window-toolbar {
    padding: 12px;
  }
  .scope-tabs button {
    font-size: 9px;
    padding: 7px;
  }
  .knowledge-node {
    left: 20%;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *:before,
  *:after {
    animation: none !important;
    transition: none !important;
  }
  .ownership-plane {
    transform: none !important;
  }
  .how {
    height: auto;
    min-height: 0;
  }
  .how-sticky {
    position: relative;
  }
  .button:hover {
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .fragment {
    transform: none !important;
  }
}
.motion-paused .fragment {
  transform: none !important;
}