/* Hallmark · genre: modern-minimal · macrostructure: Map / Diagram · tone: editorial technical · anchor hue: mineral teal · nav: N1b · footer: Ft2 · design-system: ../design.md */
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}
body {
  margin: 0;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
button,a {
  -webkit-tap-highlight-color: transparent;
}
button {
  font: inherit;
  cursor: pointer;
}
a {
  color: inherit;
  text-decoration: none;
}
button:disabled {
  cursor: default;
  opacity: .55;
}
button:active,.button:active {
  transform: translateY(1px);
}
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 5px;
}
.dark :focus-visible {
  outline-color: var(--color-teal);
}
::selection {
  background: var(--color-action-bg);
  color: var(--color-action-ink);
}
h1,h2,h3,p {
  margin: 0;
}
h1,h2,h3 {
  font-weight: 500;
  font-style: normal;
}
h1,h2 {
  letter-spacing: -.035em;
  line-height: 1.12;
  text-wrap: balance;
}
h2 {
  font-size: var(--text-title);
}
p {
  max-width: 65ch;
}
img {
  display: block;
  max-width: 100%;
}
[hidden] {
  display: none!important;
}
.symbols {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}
.icon {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
  vertical-align: middle;
}
.wrap {
  max-width: var(--page-width);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.mono,code,.overline,.tour-index,.principle-number {
  font-family: var(--font-mono);
}
.skip {
  position: fixed;
  top: 8px;
  left: 12px;
  padding: 12px;
  background: var(--color-ink);
  color: var(--color-paper);
  transform: translateY(-150%);
  z-index: 100;
}
.skip:focus {
  transform: none;
}
.site-header {
  max-width: var(--page-width);
  margin: auto;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px var(--gutter);
  border-bottom: 1px solid var(--color-rule);
  z-index: 10;
}
.brand {
  display: inline-flex;
  flex-shrink: 0;
  align-items: center;
  gap: 12px;
  letter-spacing: -.045em;
  font-size: 21px;
  font-weight: 600;
  white-space: nowrap;
}
.brand img {
  image-rendering: pixelated;
}
.brand-dot {
  color: var(--nilo-beak);
  display: inline-block;
  flex: none;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  font-size: 0;
  margin-left: -8px;
  transform: translateY(6px);
}
.site-header nav {
  display: flex;
  gap: 28px;
}
.site-header nav a,.header-link {
  font-size: 13px;
}
.site-header nav a:hover,.text-link:hover {
  color: var(--color-accent);
}
.site-header nav .manifesto-nav-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--color-ink);
  border-radius: var(--radius-control);
  font-weight: 600;
  white-space: nowrap;
}
.manifesto-nav-link > span,
.manifesto-footer-link > span:first-child {
  width: 7px;
  height: 7px;
  flex: none;
  background: var(--color-accent);
}
.site-header nav .manifesto-nav-link:hover {
  background: var(--color-ink);
  color: var(--color-paper);
}
.header-link {
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--color-ink);
  padding-block: 4px;
}
.header-link:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}
.menu-toggle {
  display: none;
}
.hero {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  align-items: center;
  gap: 32px;
  padding-top: 76px;
  padding-bottom: 64px;
}
.hero h1 {
  font-size: var(--text-display);
  margin: 24px 0 28px;
  line-height: 1.08;
}
.release {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  letter-spacing: .01em;
  color: var(--color-muted);
}
.release-mark {
  width: 7px;
  height: 7px;
  background: var(--color-accent);
  display: inline-block;
}
.hero-description {
  font-size: 15px;
  line-height: 1.85;
  max-width: 41ch;
  color: var(--color-muted);
}
.actions {
  display: flex;
  align-items: center;
  gap: 26px;
  flex-wrap: wrap;
  margin-top: 32px;
}
.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  padding: 15px 19px;
  border: 1px solid transparent;
  border-radius: var(--radius-control);
  font-size: 12px;
  font-weight: 500;
  min-height: 48px;
  white-space: nowrap;
  transition: background-color var(--dur-fast),transform var(--dur-fast) var(--ease-out);
}
.primary {
  background: var(--color-action-bg);
  color: var(--color-action-ink);
}
.primary:hover {
  background: var(--color-ink);
}
.manifesto-cta {
  border-color: var(--color-accent);
  color: var(--color-ink);
  box-shadow: inset 4px 0 0 var(--color-accent);
}
.manifesto-cta:hover {
  background: var(--color-accent);
  color: var(--color-action-ink);
}
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  padding-block: 10px;
  white-space: nowrap;
}
.hero-note {
  font-size: 12px;
  color: var(--color-muted);
  margin-top: 24px;
  display: flex;
  gap: 14px;
}
.harness-map {
  min-width: 0;
  padding-top: 38px;
  position: relative;
}
.map-caption {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 12px;
  color: var(--color-muted);
  padding: 0 10px;
}
.map-caption .mono {
  font-size: 13px;
  color: var(--color-ink);
}
.map-stage {
  position: relative;
  aspect-ratio: 600/420;
  margin-top: 10px;
}
.map-lines {
  position: absolute;
  width: 100%;
  height: 100%;
  stroke: var(--color-rule);
  stroke-width: 1.5;
  overflow: visible;
}
.map-lines .path-emphasis {
  stroke: var(--color-accent);
}
.map-lines circle {
  fill: var(--color-paper);
}
.map-node {
  position: absolute;
  border: 1px solid var(--color-rule);
  background: var(--color-raised);
  border-radius: var(--radius-card);
  color: var(--color-ink);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  text-align: left;
  box-shadow: 0 8px 22px -20px var(--color-muted);
  transition: transform var(--dur-mid) var(--ease-out),border-color var(--dur-mid);
}
.map-node:hover {
  transform: translateY(-3px);
  border-color: var(--color-accent);
}
.map-node[aria-pressed=true] {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent);
}
.map-node strong {
  font-weight: 500;
  font-size: 13px;
  display: block;
}
.map-node small {
  font-size: 12px;
  color: var(--color-muted);
  display: block;
  margin-top: 2px;
  white-space: nowrap;
}
.node-plus {
  font-size: 15px;
  color: var(--color-muted);
  margin-left: 8px;
}
.skill-node {
  left: 0;
  top: 14%;
  transform: rotate(-3deg);
}
.agent-node {
  left: 32%;
  top: 27%;
  padding: 18px 26px 16px;
  flex-direction: column;
  gap: 4px;
  text-align: center;
}
.agent-node img {
  margin-bottom: 8px;
  image-rendering: pixelated;
}
.gate-node {
  left: 1%;
  top: 62%;
  transform: rotate(2deg);
}
.human-node {
  right: 0;
  top: 73%;
  transform: rotate(-2deg);
}
.gate-symbol {
  width: 27px;
  height: 27px;
  transform: rotate(45deg);
  border: 1px solid var(--color-rule);
  display: grid;
  place-items: center;
}
.gate-symbol .icon {
  transform: rotate(-45deg);
  width: 16px;
}
.signal {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-muted);
}
.signal-top {
  left: 30%;
  top: 17%;
}
.signal-bottom {
  left: 58%;
  top: 64%;
}
.map-output {
  position: absolute;
  right: 0;
  top: 35%;
  font-size: 12px;
  line-height: 1.7;
}
.map-output .icon {
  display: block;
  margin-top: 8px;
  color: var(--color-accent);
  width: 18px;
}
.map-detail {
  border-top: 1px solid var(--color-rule);
  padding-top: 18px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  min-height: 83px;
}
.map-detail p {
  font-size: 12px;
  color: var(--color-muted);
  line-height: 1.8;
}
.detail-marker {
  width: 7px;
  height: 7px;
  background: var(--color-accent);
  margin-top: 6px;
  flex-shrink: 0;
}
.map-help {
  font-size: 12px;
  text-align: right;
  color: var(--color-muted);
}
.belief-strip {
  border-top: 1px solid var(--color-rule);
  padding-top: 30px;
  padding-bottom: 38px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 32px;
}
.belief-strip p:first-child {
  font-size: 18px;
  letter-spacing: -.03em;
}
.belief-strip strong {
  font-weight: 500;
}
.belief-strip p:last-child {
  font-size: 12px;
  color: var(--color-muted);
}
.dark {
  background: var(--color-night);
  color: var(--color-on-dark);
}
.product-section {
  padding-block: 88px 40px;
}
.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 40px;
}
.overline {
  font-size: 12px;
  letter-spacing: .04em;
  margin-bottom: 24px;
  color: var(--color-muted);
}
.dark .overline {
  color: var(--color-night-muted);
}
.section-heading>p {
  font-size: 13px;
  line-height: 1.9;
  max-width: 36ch;
  color: var(--color-night-muted);
  padding-bottom: 4px;
}
.tour-nav {
  display: flex;
  border-bottom: 1px solid var(--color-night-rule);
  margin-top: 48px;
}
.tour-nav button {
  padding: 20px 24px;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--color-night-muted);
  display: flex;
  gap: 12px;
  align-items: center;
  font-size: 13px;
  flex: 1;
  text-align: left;
}
.tour-nav button:first-child {
  padding-left: 0;
}
.tour-nav button .icon {
  margin-left: auto;
  width: 16px;
}
.tour-nav button[aria-selected=true] {
  color: var(--color-on-dark);
  border-color: var(--color-teal);
}
.tour-nav button:hover {
  color: var(--color-on-dark);
  background: var(--color-panel);
}
.tour-index {
  font-size: 12px;
  opacity: .8;
}
.tour-caption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 0;
  font-size: 12px;
}
.tour-caption>span {
  font-size: 12px;
  color: var(--color-night-muted);
}
.screenshot-button {
  background: var(--color-panel);
  padding: 0;
  border: 1px solid var(--color-night-rule);
  width: 100%;
  position: relative;
  display: block;
  border-radius: var(--radius-card);
  overflow: hidden;
}
.screenshot-button>img {
  width: 100%;
  height: auto;
}
.zoom-label {
  position: absolute;
  right: 16px;
  bottom: 16px;
  background: var(--color-paper);
  color: var(--color-ink);
  padding: 8px 12px;
  border-radius: var(--radius-control);
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  opacity: 0;
  transition: opacity var(--dur-fast);
}
.screenshot-button:hover .zoom-label,.screenshot-button:focus-visible .zoom-label {
  opacity: 1;
}
.product-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  gap: 20px;
  padding-top: 28px;
  color: var(--color-night-muted);
}
.product-foot a {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-on-dark);
  padding: 10px 0;
}
.product-foot a:hover {
  color: var(--color-teal);
}
.model-section {
  padding-block: var(--space-section);
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 64px 100px;
  align-items: center;
}
.model-intro>p:not(.overline) {
  font-size: 14px;
  line-height: 1.9;
  color: var(--color-muted);
  margin-top: 26px;
  max-width: 44ch;
}
.model-intro>.text-link {
  margin-top: 24px;
}
.model-note {
  border-top: 1px solid var(--color-rule);
  margin-top: 36px;
  padding-top: 20px;
  display: flex;
  gap: 14px;
  color: var(--color-muted);
}
.model-note p {
  font-size: 12px;
  line-height: 1.8;
  max-width: 45ch;
}
.model-note .icon {
  width: 18px;
}
.file-cover {
  border: 1px solid var(--color-rule);
  border-radius: 2px;
  background: var(--color-raised);
  padding: 32px;
  transform: rotate(3deg);
  box-shadow: 12px 14px 0 -1px var(--color-paper),12px 14px 0 0 var(--color-rule);
  position: relative;
}
.file-top,.file-bottom {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
}
.file-top {
  font-size: 12px;
  letter-spacing: .01em;
}
.file-top>span:last-child {
  font-size: 20px;
}
.file-extension {
  font-size: clamp(80px,9vw,128px);
  letter-spacing: -.075em;
  line-height: 2.1;
  font-weight: 400;
}
.file-period {
  color: var(--color-accent);
}
.file-bottom {
  border-top: 1px solid var(--color-rule);
  padding-top: 24px;
  font-size: 12px;
  color: var(--color-muted);
}
.file-bottom>.mono {
  text-align: right;
  font-size: 12px;
}
.artifact-links {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  padding: 44px 8px 0;
  gap: 16px;
}
.artifact-links a {
  display: flex;
  gap: 12px;
  align-items: center;
  padding-block: 10px;
}
.artifact-links a:hover {
  color: var(--color-accent);
}
.model-parts {
  grid-column: 1/-1;
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  border-top: 1px solid var(--color-rule);
  padding-top: 32px;
  gap: 48px;
}
.model-parts .mono {
  font-size: 12px;
  color: var(--color-muted);
}
.model-parts h3 {
  font-size: 16px;
  letter-spacing: -.025em;
  margin: 16px 0 12px;
}
.model-parts p {
  font-size: 12px;
  color: var(--color-muted);
  line-height: 1.85;
}
.manifesto-section {
  padding-block: var(--space-section);
}
.manifesto-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px 100px;
}
.manifesto-statement {
  position: static;
  align-self: start;
}
.manifesto-statement h2 {
  font-size: clamp(36px,4.4vw,62px);
  max-width: 11ch;
  line-height: 1.16;
}
.underlined {
  text-decoration: underline;
  text-decoration-color: var(--color-teal);
  text-decoration-thickness: 2px;
  text-underline-offset: 9px;
}
.manifesto-statement>p:not(.overline) {
  font-size: 13px;
  line-height: 1.95;
  color: var(--color-night-muted);
  margin-top: 32px;
  max-width: 39ch;
}
.manifesto-statement>.text-link,
.manifesto-statement>.manifesto-section-cta {
  margin-top: 22px;
}
.manifesto-section-cta {
  border-color: var(--color-teal);
  color: var(--color-on-dark);
  box-shadow: inset 4px 0 0 var(--color-teal);
}
.manifesto-section-cta:hover {
  background: var(--color-teal);
  color: var(--color-night);
}
.dark .text-link:hover {
  color: var(--color-teal);
}
.manifesto-sign {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-top: 42px;
  color: var(--color-night-muted);
  font-size: 12px;
}
.manifesto-sign img {
  image-rendering: pixelated;
}
.principles {
  list-style: none;
  padding: 0;
  margin: 0;
}
.principles li {
  display: flex;
  gap: 24px;
  padding: 28px 0;
  border-top: 1px solid var(--color-night-rule);
}
.principles li:first-child {
  padding-top: 0;
  border-top: 0;
}
.principle-number {
  font-size: 12px;
  color: var(--color-night-muted);
  padding-top: 4px;
}
.principles h3 {
  font-size: 20px;
  letter-spacing: -.025em;
  line-height: 1.45;
  max-width: 24ch;
}
.principles p {
  font-size: 12px;
  color: var(--color-night-muted);
  margin-top: 12px;
  line-height: 1.85;
  max-width: 39ch;
}
.manifesto-context {
  grid-column: 1/-1;
  border-top: 1px solid var(--color-night-rule);
  padding-top: 24px;
  font-size: 12px;
  color: var(--color-night-muted);
  max-width: none;
}
.ecosystem-section {
  padding-block: var(--space-section);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
}
.ecosystem-section h2 {
  font-size: clamp(32px,3.5vw,48px);
}
.ecosystem-copy>p {
  font-size: 14px;
  color: var(--color-muted);
  line-height: 1.85;
}
.reference-links {
  margin-top: 32px;
}
.reference-links a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--color-rule);
  padding: 18px 0;
  font-size: 15px;
}
.reference-links a:hover {
  color: var(--color-accent);
}
.reference-links small {
  display: block;
  font-size: 12px;
  color: var(--color-muted);
  margin-top: 4px;
}
.ecosystem-copy>.source-note {
  font-size: 12px;
  line-height: 1.9;
  margin-top: 18px;
}
.start-section {
  padding-top: 64px;
  padding-bottom: 80px;
  border-top: 1px solid var(--color-rule);
  display: flex;
  justify-content: space-between;
  gap: 48px;
  align-items: center;
}
.start-section h2 {
  font-size: clamp(30px,3.8vw,50px);
}
.start-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
}
.start-actions p {
  font-size: 12px;
  color: var(--color-muted);
  line-height: 1.9;
}
.site-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  border-top: 1px solid var(--color-rule);
  padding-block: 28px;
}
.site-footer>.brand {
  font-size: 17px;
}
.site-footer>span,.site-footer>a:last-child {
  font-size: 12px;
  color: var(--color-muted);
}
.site-footer .manifesto-footer-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 40px;
  padding: 8px 12px;
  border: 1px solid var(--color-rule-strong);
  border-radius: var(--radius-control);
  color: var(--color-ink);
  font-weight: 600;
  white-space: nowrap;
}
.site-footer .manifesto-footer-link:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}
dialog {
  background: var(--color-night);
  color: var(--color-on-dark);
  border: 1px solid var(--color-night-rule);
  border-radius: var(--radius-card);
  padding: 20px;
  width: min(1440px,96vw);
  max-height: 95dvh;
}
dialog::backdrop {
  background: color-mix(in srgb,var(--color-night) 88%,transparent);
}
.dialog-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  margin-bottom: 16px;
}
.dialog-head h2 {
  font-size: 18px;
  letter-spacing: -.03em;
}
.dialog-close {
  display: flex;
  align-items: center;
  gap: 14px;
  border: 1px solid var(--color-night-rule);
  color: var(--color-on-dark);
  background: var(--color-panel);
  font-size: 12px;
  padding: 9px 12px;
  border-radius: var(--radius-control);
}
dialog>img {
  width: 100%;
  height: auto;
}
dialog>p {
  font-size: 12px;
  color: var(--color-night-muted);
  margin-top: 16px;
}
body:has(dialog[open]) {
  overflow: hidden;
}
/* Model reference uses the same reading system as the landing. */
.doc-hero {
  padding-top: 80px;
  padding-bottom: 64px;
  max-width: 920px;
}
.doc-hero h1 {
  font-size: var(--text-title);
  margin-bottom: 28px;
}
.doc-hero>p:not(.overline) {
  font-size: 16px;
  color: var(--color-muted);
  line-height: 1.9;
}
.doc-layout {
  display: grid;
  grid-template-columns: 200px minmax(0,1fr);
  gap: 64px;
  padding-bottom: 100px;
}
.doc-nav {
  position: sticky;
  top: 32px;
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: 16px;
  font-size: 12px;
}
.doc-body h2 {
  font-size: 28px;
  letter-spacing: -.025em;
  margin: 56px 0 20px;
}
.doc-body h2:first-child {
  margin-top: 0;
}
.doc-body p {
  font-size: 14px;
  line-height: 1.9;
  margin-block: 16px;
  color: var(--color-muted);
}
.doc-body dl {
  margin-block: 28px;
}
.doc-body dt {
  font-family: var(--font-mono);
  font-size: 13px;
  padding-top: 18px;
  border-top: 1px solid var(--color-rule);
}
.doc-body dd {
  font-size: 13px;
  color: var(--color-muted);
  margin: 8px 0 20px;
}
.code-sample {
  background: var(--color-night);
  color: var(--color-on-dark);
  border-radius: var(--radius-card);
  overflow: hidden;
  margin-block: 24px;
}
.code-head {
  padding: 12px 20px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  border-bottom: 1px solid var(--color-night-rule);
  font-family: var(--font-mono);
  font-size: 12px;
}
.code-head button {
  font-size: 12px;
  color: var(--color-on-dark);
  background: transparent;
  border: 1px solid var(--color-night-rule);
  border-radius: var(--radius-control);
  padding: 8px 12px;
}
.code-sample pre {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.9;
  margin: 0;
  padding: 24px;
  overflow: auto;
  tab-size: 2;
}
.inline-notice {
  border-left: 2px solid var(--color-accent);
  padding-left: 20px;
}
.doc-body .actions {
  margin-bottom: 24px;
}
@media(min-width:1440px) {
  .hero {
    padding-top: 100px;
    padding-bottom: 80px;
  }
  .map-stage {
    margin-block: 10px 18px;
  }
}
@media(max-width:1050px) {
  .site-header {
    gap: 16px;
  }
  .site-header nav {
    gap: 18px;
  }
  .header-link {
    display: none;
  }
  .hero {
    gap: 20px;
  }
  .hero h1 {
    font-size: clamp(48px,6.7vw,78px);
  }
  .hero-description {
    font-size: 13px;
  }
  .actions {
    gap: 16px;
  }
  .harness-map {
    padding-top: 48px;
  }
  .map-node {
    padding: 10px;
    gap: 8px;
  }
  .map-node small {
    font-size: 12px;
  }
  .map-node strong {
    font-size: 12px;
  }
  .agent-node {
    padding: 14px 20px;
  }
  .agent-node img {
    width: 60px;
    height: auto;
  }
  .map-output {
    font-size: 12px;
  }
  .node-plus {
    display: none;
  }
  .human-node {
    right: -2%;
  }
  .map-detail {
    min-height: 100px;
  }
  .model-section,.manifesto-layout,.ecosystem-section {
    column-gap: 56px;
  }
  .tour-caption>span {
    max-width: 24ch;
    text-align: right;
  }
  .start-section {
    align-items: flex-start;
  }
  .start-actions .button {
    font-size: 12px;
    gap: 10px;
  }
}
@media(max-width:760px) {
  :root {
    --space-section: 72px;
  }
  .site-header {
    padding-block: 20px;
  }
  .site-header>nav {
    display: none;
  }
  .brand {
    font-size: 20px;
  }
  .menu-toggle {
    display: flex;
    align-items: center;
    gap: 16px;
    border: 0;
    background: transparent;
    color: var(--color-ink);
    padding: 8px 0 8px 12px;
    font-size: 12px;
  }
  .menu-toggle span {
    font-size: 20px;
  }
  .site-header>.mobile-nav {
    position: absolute;
    top: 100%;
    inset-inline: 0;
    padding: 24px var(--gutter);
    display: flex;
    flex-direction: column;
    background: var(--color-paper);
    border-bottom: 1px solid var(--color-rule);
    gap: 20px;
  }
  .hero {
    grid-template-columns: minmax(0,1fr);
    padding-top: 48px;
    padding-bottom: 40px;
    gap: 24px;
  }
  .hero h1 {
    font-size: clamp(52px,10vw,74px);
    margin: 24px 0;
  }
  .release {
    font-size: 12px;
  }
  .hero-description {
    font-size: 14px;
    max-width: 48ch;
  }
  .hero-note {
    font-size: 12px;
    gap: 12px;
  }
  .harness-map {
    padding-top: 28px;
    max-width: 540px;
    width: 100%;
    margin: auto;
  }
  .map-stage {
    margin-top: 24px;
  }
  .map-node {
    padding: 12px;
    gap: 10px;
  }
  .map-node strong {
    font-size: 12px;
  }
  .map-node small {
    font-size: 12px;
  }
  .agent-node {
    padding: 18px 25px;
  }
  .agent-node img {
    width: 70px;
  }
  .map-output {
    font-size: 12px;
  }
  .human-node {
    right: 0;
  }
  .map-detail {
    min-height: 72px;
  }
  .map-help {
    margin-top: 8px;
  }
  .belief-strip {
    display: block;
    padding-block: 28px;
  }
  .belief-strip p:first-child {
    font-size: 18px;
  }
  .belief-strip p:last-child {
    font-size: 12px;
    margin-top: 16px;
  }
  .product-section {
    padding-top: 56px;
  }
  .section-heading {
    display: block;
  }
  .section-heading h2 br {
    display: none;
  }
  .section-heading>p {
    margin-top: 24px;
    max-width: 48ch;
    font-size: 12px;
  }
  .tour-nav {
    margin-top: 28px;
  }
  .tour-nav button {
    padding: 16px 10px;
    font-size: 12px;
    justify-content: center;
    gap: 8px;
  }
  .tour-nav button:first-child {
    padding-left: 4px;
  }
  .tour-nav button .icon,.tour-index {
    display: none;
  }
  .tour-caption {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }
  .tour-caption>span {
    text-align: left;
    max-width: none;
    font-size: 12px;
  }
  .tour-caption>p {
    font-size: 12px;
  }
  .zoom-label {
    opacity: 1;
    font-size: 12px;
    right: 8px;
    bottom: 8px;
    padding: 5px 8px;
  }
  .zoom-label .icon {
    width: 14px;
  }
  .product-foot {
    font-size: 12px;
    align-items: flex-start;
  }
  .product-foot>span {
    max-width: 25ch;
  }
  .product-foot a {
    white-space: nowrap;
    padding-top: 0;
  }
  .model-section {
    grid-template-columns: minmax(0,1fr);
    gap: 48px;
  }
  .model-intro>p:not(.overline) {
    font-size: 13px;
    max-width: 55ch;
  }
  .model-artifact {
    width: min(370px,calc(100% - 20px));
    margin-inline: auto;
  }
  .file-extension {
    font-size: 110px;
  }
  .model-parts {
    grid-template-columns: minmax(0,1fr);
    gap: 28px;
  }
  .model-parts h3 {
    margin: 10px 0 8px;
  }
  .model-parts>div+div {
    border-top: 1px solid var(--color-rule);
    padding-top: 24px;
  }
  .manifesto-layout {
    grid-template-columns: minmax(0,1fr);
    gap: 48px;
  }
  .manifesto-statement {
    position: static;
  }
  .manifesto-statement h2 {
    font-size: clamp(42px,7vw,56px);
    max-width: 15ch;
  }
  .manifesto-statement>p:not(.overline) {
    max-width: 48ch;
  }
  .manifesto-sign {
    margin-top: 28px;
  }
  .principles h3 {
    font-size: 20px;
    max-width: 28ch;
  }
  .principles p {
    max-width: 50ch;
  }
  .manifesto-context {
    font-size: 12px;
  }
  .ecosystem-section {
    grid-template-columns: minmax(0,1fr);
    gap: 32px;
  }
  .ecosystem-section h2 br {
    display: none;
  }
  .ecosystem-copy>p {
    font-size: 13px;
  }
  .start-section {
    flex-direction: column;
    gap: 32px;
    padding-block: 48px;
  }
  .start-actions {
    gap: 12px;
  }
  .start-actions .button {
    font-size: 12px;
  }
  .site-footer {
    flex-wrap: wrap;
    gap: 20px;
    padding-block: 24px;
  }
  .site-footer>span {
    order: 3;
    width: 100%;
    font-size: 12px;
  }
  .site-footer>.brand {
    font-size: 16px;
  }
  .dialog-head h2 {
    font-size: 14px;
  }
  .dialog-close {
    font-size: 12px;
  }
  .doc-hero {
    padding-top: 48px;
  }
  .doc-layout {
    grid-template-columns: minmax(0,1fr);
    gap: 32px;
  }
  .doc-nav {
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
    border-bottom: 1px solid var(--color-rule);
    padding-bottom: 24px;
    font-size: 12px;
  }
  .doc-body p {
    font-size: 13px;
  }
  .code-sample pre {
    font-size: 12px;
    padding: 16px;
  }
}
@media(max-width:374px) {
  .release {
    font-size: 12px;
  }
  .hero h1 {
    font-size: 46px;
  }
  .hero-note {
    flex-direction: column;
    gap: 2px;
  }
  .hero-note>span {
    display: none;
  }
  .actions {
    gap: 8px;
  }
  .hero-description {
    font-size: 13px;
  }
  .map-node {
    padding: 9px;
    gap: 7px;
  }
  .map-node strong {
    font-size: 12px;
  }
  .map-node small {
    font-size: 12px;
  }
  .map-node>.icon {
    width: 17px;
  }
  .agent-node {
    padding: 11px 15px;
  }
  .agent-node img {
    width: 48px;
  }
  .map-output {
    font-size: 12px;
  }
  .map-caption {
    font-size: 12px;
  }
  .map-detail p {
    font-size: 12px;
  }
  .map-detail {
    min-height: 86px;
  }
  .file-cover {
    padding: 24px;
  }
  .file-extension {
    font-size: 92px;
  }
  .start-actions .button {
    font-size: 12px;
    gap: 12px;
  }
  .principles li {
    gap: 16px;
  }
  .principles h3 {
    font-size: 18px;
  }
}
@media(prefers-reduced-motion:reduce) {
  html {
    scroll-behavior: auto;
  }
  *,*::before,*::after {
    animation: none!important;
    transition: none!important;
  }
  .map-node:hover {
    transform: none;
  }
}
/* Final alignment and readable secondary copy. */
h1,h2,h3 {
  min-width: 0;
  overflow-wrap: anywhere;
}
.hero h1 {
  text-wrap: initial;
}
.map-node {
  transform: none;
}
.agent-node {
  left: 36%;
}
.gate-node {
  top: 68%;
}
.human-node {
  top: 77%;
}
.signal-top {
  left: 30%;
  top: 27%;
}
.signal-bottom {
  left: 53%;
  top: 78%;
}
.map-help {
  font-size: 12px;
}
.release,.hero-note,.tour-caption>span,.product-foot,.model-note p,.manifesto-context {
  font-size: 12px;
}
.mobile-nav a {
  min-height: 44px;
  align-items: center;
}
.doc-nav a:hover {
  color: var(--color-accent);
}
@media (max-width:1050px) and (min-width:761px) {
  .hero h1 {
    font-size: clamp(46px,5.55vw,62px);
  }
}
@media (max-width:760px) {
  .hero h1 {
    font-size: clamp(44px,9vw,64px);
  }
  .hero-note,.release {
    font-size: 12px;
  }
  .mobile-nav a {
    display: flex;
  }
  .map-output {
    font-size: 12px;
  }
}
@media (max-width:374px) {
  .hero h1 {
    font-size: 42px;
  }
  .map-output {
    font-size: 12px;
  }
  .release {
    font-size: 12px;
  }
}
.manifesto-document {
  max-width: 900px;
  padding-block: 80px;
}
.manifesto-document h1 {
  font-size: var(--text-title);
  margin-bottom: 28px;
}
.manifesto-document .manifesto-lede {
  font-size: 19px;
  color: var(--color-muted);
}
.manifesto-document article {
  border-top: 1px solid var(--color-rule);
  padding-top: 32px;
  margin-top: 48px;
}
.manifesto-document article p {
  margin-bottom: 28px;
  line-height: 1.95;
  font-size: 15px;
  color: var(--color-muted);
}
.manifesto-document article strong {
  color: var(--color-ink);
  font-weight: 600;
}
.manifesto-document .manifesto-sign {
  color: var(--color-muted);
}
@media (max-width:760px) {
  .manifesto-document {
    padding-block: 48px;
  }
  .manifesto-document article p {
    font-size: 14px;
  }
  .manifesto-document .manifesto-lede {
    font-size: 16px;
  }
}
.format-status {
  font-size: 12px;
  color: var(--color-muted);
  margin-top: 36px;
  text-align: center;
}
.format-status + .artifact-links {
  padding-top: 8px;
}
@media (max-width:1100px) {
  .map-stage {
    display: grid;
    grid-template-columns: repeat(2,minmax(0,1fr));
    gap: 36px 20px;
    align-items: center;
    aspect-ratio: auto;
    padding-block: 16px;
  }
  .map-stage .map-node {
    position: relative;
    inset: auto;
    width: 100%;
    min-width: 0;
  }
  .map-stage .skill-node {
    grid-column: 1;
    grid-row: 1;
  }
  .map-stage .agent-node {
    grid-column: 2;
    grid-row: 1;
    padding: 16px 12px;
  }
  .map-stage .gate-node {
    grid-column: 1;
    grid-row: 2;
  }
  .map-stage .human-node {
    grid-column: 2;
    grid-row: 2;
  }
  .map-stage .map-node small {
    white-space: normal;
  }
  .map-stage .node-plus,.map-stage .map-output,.map-stage .signal {
    display: none;
  }
  .map-stage .map-lines {
    inset: 0;
  }
  .map-stage .gate-symbol {
    flex-shrink: 0;
    width: 23px;
    height: 23px;
  }
}


.map-stage .skill-node { max-width: 32%; }
.map-stage .gate-node { max-width: 34%; }
.map-stage .skill-node small,.map-stage .gate-node small { white-space: normal; }
@media (max-width:1100px) { .map-stage .map-node { max-width: none; } }

/* Comfortable reading in both themes, without compressing mobile typography. */
.hero-description,
.model-intro > p:not(.overline),
.ecosystem-copy > p:not(.source-note),
.doc-body p,
.doc-body dd,
.manifesto-document article p {
  font-size: 16px;
  line-height: 1.85;
}
.hero-description { font-size: 17px; }
.section-heading > p,
.belief-strip p:last-child,
.principles p,
.model-parts p,
.manifesto-statement > p:not(.overline) {
  font-size: 15px;
  line-height: 1.8;
}
.site-header nav a, .header-link, .text-link, .button,
.tour-nav button, .tour-caption > p, .doc-nav, .artifact-links {
  font-size: 14px;
}
.release, .hero-note, .map-detail p, .product-foot,
.model-note p, .manifesto-context, .format-status,
.manifesto-sign, .site-footer > span, .site-footer > a:last-child,
.code-head, .code-head button, .code-sample pre {
  font-size: 13px;
}
h1, h2, h3 { word-spacing: .025em; }
.hero-note { flex-wrap: wrap; gap: 4px 12px; }
.primary:hover {
  background: var(--color-ink);
  color: var(--color-paper);
}
.site-header nav a:hover, .text-link:hover, .header-link:hover {
  color: var(--color-hover);
}
.dark .text-link:hover { color: var(--color-amber); }
.map-node:hover:not([aria-pressed="true"]) {
  background: var(--color-hover-soft);
  border-color: var(--color-hover);
}
.tour-nav button:hover:not([aria-selected="true"]) {
  color: var(--color-amber);
}
.map-node strong { font-size: 15px; }
.map-node small { font-size: 12px; line-height: 1.5; }
.map-node > span { min-width: 0; }
.map-stage { margin-bottom: 28px; }
.map-detail { min-height: 104px; }
.map-stage .node-plus, .map-stage .signal { display: none; }
.map-stage .map-node small { white-space: normal; }
.tour-nav button { white-space: nowrap; }
.tour-caption > span { max-width: 32ch; }
.site-header { gap: 20px; }
.site-header > nav:not(.mobile-nav) { margin-left: auto; }
.header-actions { display: flex; align-items: center; gap: 24px; }
.language-switch {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  min-width: 32px;
  min-height: 44px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
}
.language-switch:hover { color: var(--color-hover); }
.theme-toggle {
  flex: 0 0 44px;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-control);
  background: var(--color-raised);
  color: var(--color-ink);
}
.theme-toggle:hover { border-color: var(--color-hover); color: var(--color-hover); }
.theme-toggle svg { width: 21px; height: 21px; }
.theme-toggle .sun { display: none; }
[data-theme="dark"] .theme-toggle .sun { display: block; }
[data-theme="dark"] .theme-toggle .moon { display: none; }
.doc-header > .text-link { margin-left: auto; }
.code-head button, .dialog-close { min-height: 44px; }
.doc-body .text-link { white-space: normal; }
@media (max-width:1100px) {
  .hero { grid-template-columns: minmax(0,1fr); }
  .hero-copy { max-width: 700px; }
  .hero-description { max-width: 56ch; }
  .harness-map { width: min(620px,100%); justify-self: center; padding-top: 12px; }
  .map-stage .map-node { padding: 16px; }
}
@media (max-width:760px) {
  .site-header { gap: 10px; }
  .brand { gap: 8px; font-size: 18px; }
  .brand img { width: 30px; height: auto; }
  .brand-dot { margin-left: -4px; transform: translateY(5px); }
  .site-header .menu-toggle { margin-left: 0; min-height: 44px; font-size: 13px; gap: 4px; }
  .language-switch { min-width: 28px; }
  .header-actions { margin-left: auto; gap: 0; }
  .hero h1 { font-size: clamp(40px,9vw,64px); }
  .hero-description { font-size: 16px; }
  .map-stage { gap: 28px 16px; }
  .map-stage .map-node { padding: 14px 10px; gap: 8px; }
  .map-stage .map-node:not(.agent-node) { flex-direction: column; align-items: flex-start; }
  .map-stage .agent-node { align-self: stretch; justify-content: center; }
  .map-node small { font-size: 12px; }
  .map-detail { min-height: 130px; }
  .tour-nav { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 4px 12px; }
  .tour-nav button, .tour-nav button:first-child { padding: 16px 0; font-size: 13px; justify-content: flex-start; }
  .tour-caption > span { max-width: none; }
  .product-foot { flex-direction: column; }
  .product-foot > span { max-width: none; }
  .artifact-links { flex-wrap: wrap; gap: 4px 20px; }
  .start-actions .button { font-size: 13px; gap: 12px; }
  .doc-header { flex-wrap: wrap; }
  .doc-header > .text-link { order: 3; flex-basis: 100%; margin-left: 0; }
  .doc-header .theme-toggle { margin-left: auto; }
  .manifesto-document .actions .text-link { white-space: normal; }
  .site-footer > span { font-size: 13px; }
}
@media (max-width:374px) {
  .site-header { gap: 7px; padding-inline: 16px; }
  .brand { font-size: 17px; gap: 6px; }
  .brand img { width: 26px; }
  .brand-dot { margin-left: -2px; }
  .language-switch { min-width: 24px; }
  .site-header .menu-toggle { padding-inline: 0; }
  .hero-note > span { display: none; }
  .button { gap: 12px; padding-inline: 13px; font-size: 13px; }
}

/* Nilo animates only while visible, with pause and reduced-motion controls. */
.nilo-section {
  display: grid;
  grid-template-columns: minmax(0,1fr) minmax(0,1fr);
  align-items: center;
  gap: 64px;
  padding-block: 72px 96px;
  border-top: 1px solid var(--color-rule);
}
.nilo-portrait { display: grid; justify-items: center; gap: 24px; }
.nilo-character {
  display: grid;
  place-items: center;
  width: 240px;
  height: 240px;
  padding: 24px;
  color: var(--color-ink);
  border: 1px solid var(--color-rule);
  border-radius: 50%;
  background: var(--color-raised);
}
.nilo-character:disabled { opacity: 1; }
.nilo-character:not(:disabled):hover { border-color: var(--color-hover); }
.nilo-character svg { shape-rendering: crispEdges; }
.nilo-character img { image-rendering: pixelated; }
.nilo-status, .nilo-note { font-size: 13px; color: var(--color-muted); }
.nilo-copy > p:not(.overline):not(.nilo-note) {
  font-size: 16px;
  color: var(--color-muted);
  line-height: 1.85;
  margin-top: 24px;
  max-width: 48ch;
}
@media (max-width:760px) {
  .nilo-section { grid-template-columns: minmax(0,1fr); gap: 40px; padding-block: 56px; }
  .nilo-character { width: 216px; height: 216px; padding: 12px; }
  .nilo-copy { max-width: 48ch; }
}

.nilo-portrait { gap: 12px; }