:root {
  --cobalt: #0a43c8;
  --cobaltdeep: #073395;
  --cobaltsoft: #dce7ff;
  --leader: #f4f1ea;
  --paper: #fbfaf7;
  --ink: #08172e;
  --inksoft: #42506a;
  --line: #cbd1dd;
  --cue: #e94545;
  --cuetext: #a72e2e;
  --violet: #7657d5;
  --night: #071426;
  --white: #ffffff;
  --display: "Barlow Condensed", "Arial Narrow", sans-serif;
  --body: "Manrope", system-ui, sans-serif;
  --utility: "Fragment Mono", ui-monospace, monospace;
  --textmicro: 0.56rem;
  --textcaption: 0.62rem;
  --textutility: 0.68rem;
  --textsmall: 0.72rem;
  --textnav: 0.82rem;
  --textmeta: 0.85rem;
  --textmedium: 0.9rem;
  --textbody: 1rem;
  --textlead: 1.2rem;
  --textwordmark: 1.45rem;
  --texttitle: 1.65rem;
  --herosize: clamp(4.5rem, 8vw, 6rem);
  --herolead: clamp(1rem, 1.35vw, 1.2rem);
  --sectionlead: clamp(1.05rem, 1.7vw, 1.35rem);
  --takesize: clamp(1.9rem, 3vw, 2.8rem);
  --articlesize: clamp(3.8rem, 8vw, 6rem);
  --headlinesize: clamp(2.2rem, 4vw, 3.2rem);
  --arrowlarge: 2rem;
  --arrow: 1.5rem;
  --gutter: clamp(1.25rem, 4vw, 4.5rem);
  --content: 78rem;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
}

body {
  margin: 0;
  background: var(--leader);
  color: var(--ink);
  font-family: var(--body);
  font-size: 1rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

button,
input {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid var(--cue);
  outline-offset: 4px;
}

::selection {
  background: var(--cue);
  color: var(--white);
}

.skip {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 100;
  padding: 0.65rem 0.9rem;
  background: var(--paper);
  color: var(--ink);
  transform: translateY(-160%);
}

.skip:focus {
  transform: translateY(0);
}

.topbar {
  position: relative;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 4.5rem;
  padding: 0 var(--gutter);
  border-bottom: 1px solid color-mix(in srgb, var(--ink) 18%, transparent);
  background: color-mix(in srgb, var(--leader) 96%, transparent);
}

.topbar nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.5vw, 2.25rem);
}

.topbar nav a {
  font-size: var(--textmeta);
  font-weight: 700;
  text-decoration: none;
}

.topbar nav a:not(.navdownload):hover {
  text-decoration: underline;
}

.topbar nav a[aria-current="page"] {
  color: var(--cobalt);
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--display);
  font-size: var(--textwordmark);
  font-weight: 700;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.wordmark img {
  border-radius: 0.45rem;
}

.navdownload,
.button {
  display: inline-flex;
  min-height: 2.8rem;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.72rem 1.1rem;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--white);
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
  transition: transform 180ms cubic-bezier(0.16, 1, 0.3, 1), box-shadow 180ms ease;
}

.navdownload:hover,
.button:hover {
  box-shadow: 5px 5px 0 var(--cue);
  transform: translate(-2px, -2px);
}

.button.secondary {
  background: transparent;
  color: inherit;
}

.navtoggle {
  display: none;
  min-width: 2.75rem;
  min-height: 2.75rem;
  border: 1px solid currentColor;
  background: transparent;
  color: inherit;
  padding: 0.45rem 0.7rem;
  font-size: var(--textnav);
  font-weight: 700;
}

.footer {
  display: grid;
  grid-template-columns: minmax(18rem, 1.4fr) 1fr;
  gap: 2.5rem 5rem;
  padding: 4rem var(--gutter) 2rem;
  border-top: 1px solid color-mix(in srgb, var(--night) 78%, var(--cobaltsoft));
  background: var(--night);
  color: var(--cobaltsoft);
}

.footer > div p {
  max-width: 34rem;
  margin: 0.85rem 0 0;
  color: var(--cobaltsoft);
}

.footer nav {
  display: grid;
  grid-template-columns: repeat(2, max-content);
  align-content: start;
  gap: 0.7rem 2.5rem;
}

.footer nav a {
  color: var(--cobaltsoft);
}

.footerfine {
  grid-column: 1 / -1;
  margin: 2rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid color-mix(in srgb, var(--night) 78%, var(--cobaltsoft));
  color: color-mix(in srgb, var(--cobaltsoft) 70%, var(--night));
  font-family: var(--utility);
  font-size: var(--textsmall);
  text-transform: uppercase;
}

.codeblock {
  overflow: hidden;
  margin: 1.5rem 0;
  border: 1px solid var(--inksoft);
  background: var(--night);
  color: var(--cobaltsoft);
}

.codebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 2.4rem;
  padding: 0 0.85rem;
  border-bottom: 1px solid var(--inksoft);
  color: var(--cobaltsoft);
  font-family: var(--utility);
  font-size: var(--textutility);
  text-transform: uppercase;
}

.codebar button {
  min-width: 2.75rem;
  min-height: 2.75rem;
  padding: 0 0.5rem;
  border: 0;
  background: transparent;
  color: var(--cobaltsoft);
  cursor: pointer;
  font-family: var(--utility);
  font-size: var(--textutility);
}

.codeblock pre {
  overflow-x: auto;
  margin: 0;
  padding: 1.15rem;
  line-height: 1.7;
}

.codeblock code,
:not(pre) > code {
  font-family: var(--utility);
}

:not(pre) > code {
  padding: 0.12em 0.28em;
  background: color-mix(in srgb, var(--leader) 90%, var(--ink));
  color: var(--ink);
  font-size: 0.88em;
}

.note {
  margin: 2rem 0;
  padding: 1.15rem 1.25rem;
  border: 1px solid var(--line);
  background: var(--cobaltsoft);
}

.note strong {
  display: block;
  margin-bottom: 0.3rem;
  font-family: var(--display);
  font-size: var(--textlead);
}

.note p {
  margin: 0;
}

.home .topbar {
  position: absolute;
  inset: 0 0 auto;
  border-color: rgb(255 255 255 / 24%);
  background: transparent;
  color: var(--white);
}

.home .topbar nav a[aria-current="page"] {
  color: var(--white);
}

.home .navdownload {
  border-color: var(--leader);
  background: var(--leader);
  color: var(--ink);
}

.hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  padding: clamp(7rem, 12vh, 10rem) var(--gutter) clamp(3rem, 8vh, 6rem);
  background: var(--cobalt);
  color: var(--white);
}

.hero::before,
.hero::after {
  position: absolute;
  content: "";
  pointer-events: none;
}

.filmgrain {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: url("grain.jpg") center / cover no-repeat;
  mix-blend-mode: soft-light;
  opacity: 0.09;
  pointer-events: none;
}

.hero::before {
  inset: 1.35rem;
  border: 1px solid rgb(255 255 255 / 24%);
}

.hero::after {
  top: 4.5rem;
  bottom: 0;
  left: calc(var(--gutter) * 0.47);
  border-left: 1px solid rgb(255 255 255 / 20%);
}

.heroindex {
  position: absolute;
  top: 50%;
  left: max(0.5rem, calc(var(--gutter) * 0.15));
  z-index: 2;
  display: grid;
  gap: 0.45rem;
  color: var(--cobaltsoft);
  font-family: var(--utility);
  font-size: var(--textcaption);
  line-height: 1.25;
  text-transform: uppercase;
  transform: translateY(-50%);
}

.heroindex::before {
  width: 1.4rem;
  border-top: 3px solid var(--cue);
  content: "";
}

.herogrid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(18rem, 0.75fr) minmax(34rem, 1.45fr);
  align-items: center;
  gap: clamp(2rem, 5vw, 6rem);
  width: min(100%, 94rem);
  min-height: calc(100svh - 14rem);
  margin: 0 auto;
}

.herocopy {
  align-self: center;
}

.herocopy h1 {
  max-width: 8ch;
  margin: 0;
  font-family: var(--display);
  font-size: var(--herosize);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 0.88;
  text-wrap: balance;
}

.herocopy > p {
  max-width: 38rem;
  margin: 1.75rem 0 0;
  color: var(--cobaltsoft);
  font-size: var(--herolead);
  line-height: 1.6;
}

.heroactions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.hero .button {
  min-height: 3.25rem;
  border-color: var(--leader);
  background: var(--leader);
  color: var(--ink);
}

.hero .button.secondary {
  background: transparent;
  color: var(--white);
}

.heronote {
  display: block;
  margin-top: 0.9rem;
  color: var(--cobaltsoft);
  font-family: var(--utility);
  font-size: var(--textutility);
  text-transform: uppercase;
}

.matchcut {
  position: relative;
  min-height: 36rem;
}

.terminal {
  position: absolute;
  width: 58%;
  min-height: 20rem;
  overflow: hidden;
  border: 1px solid var(--inksoft);
  background: var(--night);
  box-shadow: 14px 18px 0 rgb(3 30 88 / 42%);
  color: var(--cobaltsoft);
}

.terminal.codex {
  top: 2rem;
  left: 0;
  transform: rotate(-1.6deg);
}

.terminal.claude {
  right: 0;
  bottom: 1.5rem;
  transform: rotate(1.2deg);
}

.terminalbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 0.8rem;
  border-bottom: 1px solid var(--inksoft);
  background: color-mix(in srgb, var(--night) 88%, var(--cobalt));
  color: var(--cobaltsoft);
  font-family: var(--utility);
  font-size: var(--textutility);
  text-transform: uppercase;
}

.terminalbar span:first-child::before {
  display: inline-block;
  width: 0.5rem;
  height: 0.5rem;
  margin-right: 0.55rem;
  border-radius: 50%;
  background: var(--cue);
  content: "";
}

.terminal pre {
  margin: 0;
  padding: 1.45rem;
  color: var(--cobaltsoft);
  font-family: var(--utility);
  font-size: clamp(var(--textsmall), 1vw, var(--textmeta));
  line-height: 1.75;
  white-space: pre-wrap;
}

.terminal .prompt {
  color: var(--cobaltsoft);
}

.terminal .result {
  color: color-mix(in srgb, var(--violet) 58%, var(--white));
}

.memorystrip {
  position: absolute;
  top: 50%;
  left: 8%;
  z-index: 5;
  display: grid;
  grid-template-columns: 5rem 1.25fr 3.5rem 1fr 4rem;
  width: 88%;
  min-height: 8.5rem;
  border: 1px solid color-mix(in srgb, var(--ink) 45%, var(--leader));
  background-color: var(--leader);
  background-image: url("grain.jpg");
  background-position: center;
  background-size: cover;
  background-blend-mode: soft-light;
  box-shadow: 9px 12px 0 rgb(4 30 83 / 32%);
  color: var(--ink);
  transform: translateY(-50%) rotate(-0.35deg);
}

.memorystrip::before,
.memorystrip::after {
  position: absolute;
  right: 0;
  left: 0;
  height: 0.72rem;
  background: repeating-linear-gradient(90deg, transparent 0 1rem, var(--ink) 1rem 1.45rem, transparent 1.45rem 2.3rem);
  content: "";
}

.memorystrip::before {
  top: 0.38rem;
}

.memorystrip::after {
  bottom: 0.38rem;
}

.stripcell {
  display: flex;
  min-width: 0;
  flex-direction: column;
  justify-content: center;
  padding: 1.6rem 0.8rem;
  border-right: 1px solid color-mix(in srgb, var(--ink) 25%, var(--leader));
}

.stripcell:last-child {
  border-right: 0;
}

.stripcell span {
  color: var(--cuetext);
  font-family: var(--utility);
  font-size: var(--textmicro);
  text-transform: uppercase;
}

.stripcell strong {
  margin-top: 0.35rem;
  font-size: clamp(var(--textsmall), 1vw, var(--textmedium));
  line-height: 1.45;
}

.striparrow {
  align-items: center;
  color: var(--cue);
  font-size: var(--arrowlarge);
}

.thread {
  position: absolute;
  top: calc(50% - 1px);
  left: -7%;
  z-index: 4;
  width: 114%;
  border-top: 3px solid var(--cue);
  transform: scaleX(0);
  transform-origin: left;
  animation: carry 1.4s 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes carry {
  to { transform: scaleX(1); }
}

.proofbar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

.proofbar div {
  padding: 1.3rem var(--gutter);
  border-right: 1px solid var(--line);
}

.proofbar div:last-child {
  border-right: 0;
}

.proofbar strong,
.proofbar span {
  display: block;
}

.proofbar strong {
  font-family: var(--display);
  font-size: var(--textlead);
}

.proofbar span {
  color: var(--inksoft);
  font-size: var(--textnav);
}

.sequence,
.vaultscene,
.controlscene,
.guidegate {
  padding: clamp(5rem, 10vw, 9rem) var(--gutter);
}

.sequence {
  background-color: var(--leader);
  background-image: url("grain.jpg");
  background-position: center;
  background-size: cover;
  background-blend-mode: soft-light;
}

.sectionhead {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: 3rem;
  max-width: var(--content);
  margin: 0 auto 4rem;
}

.sectionhead h2,
.vaultcopy h2,
.controlcopy h2,
.guidegate h2,
.closing h2 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(3.2rem, 6vw, 5.8rem);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 0.94;
  text-wrap: balance;
}

.sectionhead p {
  max-width: 48rem;
  margin: 0.4rem 0 0;
  color: var(--inksoft);
  font-size: var(--sectionlead);
}

.takes {
  max-width: var(--content);
  margin: 0 auto;
  border-top: 1px solid color-mix(in srgb, var(--inksoft) 55%, var(--leader));
}

.take {
  display: grid;
  grid-template-columns: 5rem 0.75fr 1.25fr;
  gap: 2rem;
  align-items: start;
  padding: 2.4rem 0;
  border-bottom: 1px solid color-mix(in srgb, var(--inksoft) 55%, var(--leader));
}

.take > span {
  color: var(--cuetext);
  font-family: var(--utility);
  font-size: var(--textsmall);
}

.take h3 {
  margin: 0;
  font-family: var(--display);
  font-size: var(--takesize);
  font-weight: 600;
  line-height: 1;
}

.take p {
  max-width: 45rem;
  margin: 0;
  color: var(--inksoft);
}

.vaultscene {
  display: grid;
  grid-template-columns: minmax(18rem, 0.8fr) minmax(25rem, 1.2fr);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: center;
  background: var(--night);
  color: var(--cobaltsoft);
}

.vaultcopy p,
.controlcopy p {
  max-width: 42rem;
  color: var(--cobaltsoft);
}

.scopeframe {
  position: relative;
  padding: 1.3rem;
  border: 1px solid var(--inksoft);
  background: color-mix(in srgb, var(--night) 88%, var(--cobalt));
  box-shadow: 14px 16px 0 var(--ink);
}

.scopeframe::before {
  display: block;
  margin-bottom: 1rem;
  color: var(--cobaltsoft);
  font-family: var(--utility);
  font-size: var(--textutility);
  content: ".synapse.yaml  •  approved";
  text-transform: uppercase;
}

.scopeframe pre {
  overflow-x: auto;
  margin: 0;
  color: var(--cobaltsoft);
  font-family: var(--utility);
  font-size: clamp(var(--textsmall), 1.2vw, var(--textmedium));
  line-height: 1.8;
}

.scopeframe .yamlkey { color: color-mix(in srgb, var(--violet) 50%, var(--white)); }
.scopeframe .yamlvalue { color: var(--cobaltsoft); }
.scopeframe .yamldeny { color: color-mix(in srgb, var(--cue) 55%, var(--white)); }

.controlscene {
  display: grid;
  grid-template-columns: minmax(25rem, 1.15fr) minmax(18rem, 0.85fr);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: center;
  background-color: var(--paper);
  background-image: url("grain.jpg");
  background-position: center;
  background-size: cover;
  background-blend-mode: soft-light;
}

.memoryledger {
  border-top: 1px solid color-mix(in srgb, var(--inksoft) 55%, var(--leader));
}

.memoryrow {
  display: grid;
  grid-template-columns: 3rem 1fr max-content;
  gap: 1rem;
  padding: 1.2rem 0;
  border-bottom: 1px solid color-mix(in srgb, var(--inksoft) 55%, var(--leader));
}

.memoryrow > span:first-child,
.memoryrow time {
  color: var(--inksoft);
  font-family: var(--utility);
  font-size: var(--textutility);
}

.memoryrow strong {
  display: block;
  line-height: 1.4;
}

.memoryrow small {
  color: var(--inksoft);
}

.guidegate {
  background: var(--cobalt);
  color: var(--white);
}

.guidegate > div:first-child {
  display: flex;
  max-width: var(--content);
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
  margin: 0 auto 3rem;
}

.guidegate > div:first-child p {
  max-width: 38rem;
  margin: 0;
  color: var(--cobaltsoft);
}

.guidelist {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  max-width: var(--content);
  margin: 0 auto;
  border-top: 1px solid rgb(255 255 255 / 35%);
}

.guidelist a {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  padding: 1.7rem 0;
  border-bottom: 1px solid rgb(255 255 255 / 35%);
  color: var(--white);
  text-decoration: none;
}

.guidelist a:nth-child(odd) {
  padding-right: 2rem;
  border-right: 1px solid rgb(255 255 255 / 35%);
}

.guidelist a:nth-child(even) {
  padding-left: 2rem;
}

.guidelist strong,
.guidelist span {
  display: block;
}

.guidelist strong {
  font-family: var(--display);
  font-size: var(--texttitle);
}

.guidelist span {
  margin-top: 0.25rem;
  color: var(--cobaltsoft);
  font-size: var(--textmeta);
}

.guidelist b {
  color: var(--cue);
  font-size: var(--arrow);
}

.closing {
  display: grid;
  place-items: center;
  min-height: 65vh;
  padding: 6rem var(--gutter);
  background-color: var(--leader);
  background-image: url("grain.jpg");
  background-position: center;
  background-size: cover;
  background-blend-mode: soft-light;
  text-align: center;
}

.closing > div {
  max-width: 60rem;
}

.closing p {
  max-width: 42rem;
  margin: 1.5rem auto 2rem;
  color: var(--inksoft);
}

.closing .heroactions {
  justify-content: center;
}

.doclayout {
  display: grid;
  grid-template-columns: 15.5rem minmax(0, 48rem) 13rem;
  gap: clamp(2rem, 4vw, 4.5rem);
  max-width: 94rem;
  min-height: calc(100vh - 4.5rem);
  margin: 0 auto;
  padding: 3rem var(--gutter) 7rem;
}

.docsrail,
.ontoc {
  position: sticky;
  top: 2rem;
  align-self: start;
  max-height: calc(100vh - 4rem);
  overflow-y: auto;
}

.searchbox {
  position: relative;
  margin-bottom: 2rem;
}

.searchbox label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--inksoft);
  font-family: var(--utility);
  font-size: var(--textcaption);
  text-transform: uppercase;
}

.searchbox input {
  width: 100%;
  min-height: 2.75rem;
  padding: 0 0.7rem;
  border: 1px solid var(--inksoft);
  border-radius: 0;
  background: var(--paper);
  color: var(--ink);
}

.searchresults {
  position: absolute;
  top: calc(100% + 0.35rem);
  z-index: 12;
  width: min(27rem, calc(100vw - 2rem));
  border: 1px solid var(--inksoft);
  background: var(--paper);
  box-shadow: 7px 8px 0 rgb(8 23 46 / 18%);
}

.searchresults a {
  display: block;
  padding: 0.8rem;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
}

.searchresults a:last-child {
  border-bottom: 0;
}

.searchresults strong,
.searchresults span {
  display: block;
}

.searchresults span {
  margin-top: 0.15rem;
  color: var(--inksoft);
  font-size: var(--textsmall);
}

.searchstatus {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.railnav summary {
  display: none;
}

.docsrail nav h2 {
  margin: 1.8rem 0 0.55rem;
  color: var(--inksoft);
  font-family: var(--utility);
  font-size: var(--textcaption);
  font-weight: 400;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.docsrail ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.docsrail li + li {
  margin-top: 0.1rem;
}

.docsrail nav a {
  display: block;
  padding: 0.38rem 0.55rem;
  color: var(--inksoft);
  font-size: var(--textnav);
  text-decoration: none;
}

.docsrail nav a:hover {
  color: var(--ink);
  text-decoration: underline;
}

.docsrail nav a[aria-current="page"] {
  background: var(--cobalt);
  color: var(--white);
  font-weight: 700;
}

.article {
  min-width: 0;
}

.articlehead {
  margin-bottom: 4rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--line);
}

.articlehead h1 {
  max-width: 12ch;
  margin: 0;
  font-family: var(--display);
  font-size: var(--articlesize);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 0.92;
  text-wrap: balance;
}

.articlehead span {
  display: block;
  max-width: 62ch;
  margin-top: 1.4rem;
  color: var(--inksoft);
  font-size: var(--textlead);
}

.article h2 {
  margin: 4.5rem 0 1rem;
  font-family: var(--display);
  font-size: var(--headlinesize);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1;
}

.article h3 {
  margin: 2.8rem 0 0.7rem;
  font-family: var(--display);
  font-size: var(--texttitle);
  font-weight: 600;
  line-height: 1.1;
}

.article p,
.article li {
  max-width: 72ch;
}

.article p {
  margin: 0.85rem 0;
}

.article ul,
.article ol {
  padding-left: 1.35rem;
}

.article li + li {
  margin-top: 0.55rem;
}

.article table {
  width: 100%;
  margin: 1.5rem 0 2.5rem;
  border-collapse: collapse;
  font-size: var(--textmeta);
}

.article th,
.article td {
  padding: 0.8rem 0.65rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  text-align: left;
}

.article th {
  color: var(--inksoft);
  font-family: var(--utility);
  font-size: var(--textutility);
  font-weight: 400;
  text-transform: uppercase;
}

.article dl {
  margin: 1.5rem 0;
}

.article dt {
  margin-top: 1.3rem;
  font-weight: 700;
}

.article dd {
  max-width: 70ch;
  margin: 0.3rem 0 0;
  color: var(--inksoft);
}

.command {
  display: grid;
  grid-template-columns: minmax(12rem, 0.7fr) minmax(15rem, 1.3fr);
  gap: 2rem;
  padding: 1.6rem 0;
  border-top: 1px solid var(--line);
}

.command:last-of-type {
  border-bottom: 1px solid var(--line);
}

.command h3 {
  margin: 0 0 0.45rem;
}

.command > div > code {
  display: block;
  color: var(--cobaltdeep);
  font-family: var(--utility);
  font-size: var(--textsmall);
  line-height: 1.55;
}

.command p {
  margin: 0.2rem 0 0;
  color: var(--inksoft);
}

.steps {
  margin: 2rem 0;
  padding: 0;
  counter-reset: step;
  list-style: none;
}

.steps > li {
  position: relative;
  max-width: none;
  padding: 0 0 3.5rem 4.5rem;
  counter-increment: step;
}

.steps > li::before {
  position: absolute;
  top: -0.2rem;
  left: 0;
  display: grid;
  width: 2.8rem;
  height: 2.8rem;
  place-items: center;
  border: 1px solid var(--ink);
  color: var(--cuetext);
  content: counter(step, decimal-leading-zero);
  font-family: var(--utility);
  font-size: var(--textsmall);
}

.steps > li:not(:last-child)::after {
  position: absolute;
  top: 2.7rem;
  bottom: 0.25rem;
  left: 1.38rem;
  border-left: 1px solid var(--line);
  content: "";
}

.steps h2,
.steps h3 {
  margin-top: 0;
}

.ontoc {
  padding-top: 0.15rem;
}

.ontoc > span {
  color: var(--inksoft);
  font-family: var(--utility);
  font-size: var(--textcaption);
  text-transform: uppercase;
}

.ontoc ol {
  margin: 0.75rem 0 0;
  padding: 0;
  list-style: none;
}

.ontoc li + li {
  margin-top: 0.55rem;
}

.ontoc a {
  color: var(--inksoft);
  font-size: var(--textsmall);
  text-decoration: none;
}

.ontoc a:hover {
  color: var(--ink);
  text-decoration: underline;
}

@media (max-width: 1120px) {
  .herogrid {
    grid-template-columns: minmax(16rem, 0.7fr) minmax(29rem, 1.3fr);
  }

  .doclayout {
    grid-template-columns: 14rem minmax(0, 1fr);
  }

  .ontoc {
    display: none;
  }
}

@media (max-width: 860px) {
  .topbar {
    min-height: 4rem;
  }

  .navtoggle {
    display: block;
  }

  .topbar nav {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.75rem var(--gutter) 1.2rem;
    border-bottom: 1px solid color-mix(in srgb, var(--inksoft) 58%, var(--leader));
    background: var(--paper);
    color: var(--ink);
  }

  .topbar nav[data-open] {
    display: flex;
  }

  .topbar nav a {
    padding: 0.75rem 0;
  }

  .home .topbar nav {
    background: var(--cobaltdeep);
    color: var(--white);
  }

  .home .topbar nav a[aria-current="page"] {
    color: var(--white);
  }

  .herogrid {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .herocopy {
    padding-right: 2rem;
  }

  .matchcut {
    min-height: 32rem;
  }

  .proofbar,
  .sectionhead,
  .vaultscene,
  .controlscene {
    grid-template-columns: 1fr;
  }

  .proofbar div {
    border-right: 0;
    border-bottom: 1px solid color-mix(in srgb, var(--inksoft) 38%, var(--leader));
  }

  .take {
    grid-template-columns: 4rem 1fr;
  }

  .take p {
    grid-column: 2;
  }

  .guidegate > div:first-child {
    display: block;
  }

  .guidegate > div:first-child p {
    margin-top: 1.2rem;
  }

  .doclayout {
    grid-template-columns: 1fr;
    padding-top: 1.5rem;
  }

  .docsrail {
    position: relative;
    top: auto;
    max-height: none;
    padding-bottom: 1rem;
    border-bottom: 1px solid color-mix(in srgb, var(--inksoft) 52%, var(--leader));
  }

  .railnav summary {
    display: flex;
    min-height: 2.75rem;
    align-items: center;
    justify-content: space-between;
    padding: 0.65rem 0.75rem;
    border: 1px solid var(--inksoft);
    background: var(--paper);
    cursor: pointer;
    font-size: var(--textnav);
    font-weight: 700;
    list-style: none;
  }

  .railnav summary::-webkit-details-marker {
    display: none;
  }

  .railnav summary::after {
    color: var(--cuetext);
    content: "+";
    font-family: var(--utility);
  }

  .railnav[open] summary::after {
    content: "−";
  }

  .railnav nav {
    max-height: min(52vh, 28rem);
    overflow-y: auto;
    margin-top: 0.6rem;
    padding: 0.3rem 0 0.75rem;
    border-bottom: 1px solid var(--line);
  }

  .railnav nav a {
    display: flex;
    min-height: 2.75rem;
    align-items: center;
  }
}

@media (max-width: 600px) {
  :root {
    --gutter: 1.15rem;
  }

  .hero {
    padding-top: 6.5rem;
  }

  .hero::before {
    inset: 0.55rem;
  }

  .hero::after,
  .heroindex {
    display: none;
  }

  .herocopy h1 {
    font-size: min(20vw, var(--herosize));
  }

  .heroactions {
    flex-direction: column;
  }

  .heroactions .button {
    width: 100%;
  }

  .matchcut {
    display: grid;
    min-height: auto;
    gap: 1rem;
  }

  .terminal {
    position: relative;
    width: 100%;
    min-height: 13rem;
  }

  .terminal.codex,
  .terminal.claude {
    inset: auto;
    transform: none;
  }

  .terminal pre {
    padding: 1rem;
    font-size: var(--textutility);
  }

  .memorystrip {
    position: relative;
    inset: auto;
    grid-template-columns: 3.5rem 1fr;
    width: 100%;
    transform: none;
  }

  .stripcell {
    min-height: 5rem;
  }

  .striparrow,
  .stripcell:nth-child(4),
  .stripcell:nth-child(5) {
    display: none;
  }

  .thread {
    display: none;
  }

  .take {
    grid-template-columns: 2.7rem 1fr;
    gap: 1rem;
  }

  .guidelist {
    grid-template-columns: 1fr;
  }

  .guidelist a:nth-child(odd),
  .guidelist a:nth-child(even) {
    padding-right: 0;
    padding-left: 0;
    border-right: 0;
  }

  .footer {
    grid-template-columns: 1fr;
  }

  .footer nav {
    grid-template-columns: 1fr 1fr;
  }

  .articlehead {
    margin-bottom: 2.8rem;
  }

  .articlehead h1 {
    font-size: min(18vw, var(--articlesize));
  }

  .article table {
    display: block;
    overflow-x: auto;
  }

  .command {
    grid-template-columns: 1fr;
    gap: 0.8rem;
  }

  .steps > li {
    padding-left: 3.8rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .thread {
    transform: scaleX(1);
  }
}