/* Robo·Boy docs. Colours, type roles and shared elements come from tokens.css (the teaser's language). */

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--ink);
  font: 400 17px/1.65 var(--body);
  -webkit-font-smoothing: antialiased;
  transition: background-color .2s ease, color .2s ease;
}


a { color: inherit; }

button, select { font: inherit; }
h1, h2, h3, h4 { font-family: var(--display); }

code, pre { font-family: var(--mono); }


.docs-wrap {
  width: min(1280px, calc(100% - 64px));
  margin-inline: auto;
}

.docs-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border-soft);
  background: var(--header-bg);
  backdrop-filter: blur(16px) saturate(1.1);
  -webkit-backdrop-filter: blur(16px) saturate(1.1);
}

.docs-nav {
  width: min(1280px, calc(100% - 64px));
  min-height: 64px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.docs-brand { color: var(--ink); }

.docs-nav__meta {
  display: flex;
  align-items: center;
  gap: 20px;
  color: var(--ink-soft);
  font: 700 14px/1 var(--mono);
}

.docs-nav__meta a {
  text-underline-offset: 4px;
  text-decoration-color: transparent;
}

.docs-nav__meta a:hover { color: var(--ink); text-decoration-color: var(--accent); }

.version-pill {
  padding: 7px 12px 8px;
  border-radius: 999px;
  color: var(--cream);
  background: var(--night);
  font: 800 12px/1 var(--label);
  letter-spacing: .06em;
  text-transform: uppercase;
  text-decoration: none;
}
:root[data-theme="dark"] .version-pill { color: var(--night); background: var(--cream); }

.docs-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border-soft);
}


.docs-hero__inner {
  position: relative;
  min-height: 610px;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(380px, .7fr);
  align-items: center;
  gap: clamp(48px, 8vw, 120px);
  padding-block: 90px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--accent);
  font: 800 14px/1 var(--label);
  letter-spacing: .06em;
  text-transform: uppercase;
}

.eyebrow > span { width: 26px; height: 3px; border-radius: 2px; background: currentColor; }

.docs-hero h1 {
  max-width: 760px;
  margin: 26px 0 30px;
  color: var(--ink);
  font: 800 clamp(66px, 9vw, 138px)/.86 var(--display);
  font-stretch: 75%;
  letter-spacing: -.01em;
}

.docs-hero h1 em { color: var(--brand); font-style: normal; }

.docs-hero__copy > p {
  max-width: 56ch;
  margin: 0;
  color: var(--ink-soft);
  font-size: clamp(17px, 1.5vw, 20px);
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 48px;
  padding: 12px 22px;
  border: 2px solid var(--border);
  border-radius: 999px;
  font: 700 15px/1 var(--mono);
  text-decoration: none;
  transition: transform .18s cubic-bezier(.34, 1.56, .64, 1), border-color .18s ease, background-color .18s ease;
}

.button:hover { transform: translateY(-2px) rotate(-1deg); }
.button--accent { border-color: var(--tangerine); color: var(--night); background: var(--tangerine); }
.button--accent:hover { border-color: var(--tangerine-soft); background: var(--tangerine-soft); }
.button--quiet { color: var(--ink); background: transparent; }
.button--quiet:hover { border-color: currentColor; }

.console-card {
  position: relative;
  width: min(100%, 430px);
  justify-self: end;
  padding: 18px;
  border-radius: var(--radius-lg);
  color: var(--cream);
  background: var(--night);
  box-shadow: var(--shadow);
  transform: rotate(2deg);
}

.console-card::before {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid rgba(255, 246, 213, .08);
  border-radius: 22px;
  pointer-events: none;
}

.console-card__bar {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 2px 6px 13px;
  color: rgba(255, 246, 213, .72);
  font: 800 12px/1 var(--label);
  letter-spacing: .06em;
  text-transform: uppercase;
}

.console-led { width: 8px; height: 8px; border-radius: 50%; background: var(--tangerine); box-shadow: 0 0 0 4px rgba(255, 135, 34, .18); }
.console-status { margin-left: auto; color: var(--tangerine); }

.console-screen {
  position: relative;
  overflow: hidden;
  min-height: 260px;
  padding: 24px;
  border: 1px solid rgba(255, 246, 213, .1);
  border-radius: 16px;
  color: var(--cream);
  background: var(--night-2);
  box-shadow: inset 0 0 35px rgba(0, 0, 0, .25);
}

.console-screen::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .12;
  background: repeating-linear-gradient(to bottom, transparent 0, transparent 3px, #000 4px);
  pointer-events: none;
}

.screen-stat { position: relative; padding-bottom: 16px; border-bottom: 1px solid rgba(255, 246, 213, .14); }
.screen-stat span, .screen-grid span { display: block; color: rgba(255, 246, 213, .6); font: 800 11px/1.2 var(--label); letter-spacing: .06em; text-transform: uppercase; }
.screen-stat strong { display: block; overflow: hidden; margin-top: 8px; color: var(--tangerine); font: 700 14px/1.3 var(--mono); text-overflow: ellipsis; white-space: nowrap; }
.screen-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 22px; }
.screen-grid strong { display: block; margin-top: 6px; color: var(--cream); font: 700 13px/1.3 var(--mono); }

.signal { height: 38px; display: flex; align-items: flex-end; gap: 4px; margin-top: 26px; }
.signal i { width: 100%; min-width: 3px; border-radius: 1px; background: var(--tangerine); animation: signal 2.5s ease-in-out infinite; }
.signal i:nth-child(1), .signal i:nth-child(7) { height: 25%; }
.signal i:nth-child(2), .signal i:nth-child(10) { height: 70%; animation-delay: -.4s; }
.signal i:nth-child(3), .signal i:nth-child(9) { height: 45%; animation-delay: -.8s; }
.signal i:nth-child(4), .signal i:nth-child(11) { height: 90%; animation-delay: -1.2s; }
.signal i:nth-child(5), .signal i:nth-child(8) { height: 55%; animation-delay: -1.5s; }
.signal i:nth-child(6), .signal i:nth-child(12) { height: 35%; animation-delay: -1.8s; }

@keyframes signal { 0%, 100% { transform: scaleY(.45); opacity: .55; } 50% { transform: scaleY(1); opacity: 1; } }

.console-controls { position: relative; min-height: 108px; display: flex; align-items: center; justify-content: space-between; padding: 16px 24px 2px; }
.dpad { position: relative; width: 62px; height: 62px; }
.dpad i { position: absolute; border-radius: 5px; background: #3a3a3a; box-shadow: inset 0 -3px rgba(0, 0, 0, .2); }
.dpad i:first-child { width: 22px; height: 62px; left: 20px; }
.dpad i:last-child { width: 62px; height: 22px; top: 20px; }
.ab-buttons { display: flex; align-items: center; gap: 12px; transform: rotate(-14deg); }
.ab-buttons i { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 50%; color: var(--night); background: var(--tangerine); box-shadow: inset 0 -3px rgba(0,0,0,.2); font: 700 13px/1 var(--mono); font-style: normal; }
.console-label { color: rgba(255, 246, 213, .6); font: 800 11px/1.4 var(--label); letter-spacing: .06em; text-align: center; text-transform: uppercase; }

.mobile-toc-wrap { display: none; }

.docs-shell {
  display: grid;
  grid-template-columns: 216px minmax(0, 820px);
  justify-content: space-between;
  align-items: start;
  gap: 80px;
}

.toc {
  position: sticky;
  top: 92px;
  max-height: calc(100vh - 110px);
  overflow-y: auto;
  padding: 30px 20px 30px 0;
  scrollbar-width: thin;
}

.toc-group { display: grid; gap: 1px; margin-bottom: 26px; }
.toc-label { margin-bottom: 10px; color: var(--accent); font: 800 12px/1 var(--label); letter-spacing: .06em; text-transform: uppercase; }
.toc a { position: relative; padding: 5px 0; color: var(--ink-soft); font: 700 14px/1.25 var(--mono); text-decoration: none; transition: color .15s ease; }
.toc a:hover, .toc a.is-active { color: var(--ink); }
.toc a.is-active::before { content: ""; position: absolute; width: 9px; height: 9px; top: 8px; left: -18px; border-radius: 50%; background: var(--accent); }
.toc-note { display: grid; gap: 6px; padding: 14px; border-radius: var(--radius-sm); background: var(--accent-wash); }
.toc-note span { color: var(--ink-mute); font: 800 11px/1 var(--label); letter-spacing: .06em; text-transform: uppercase; }
.toc-note a { color: var(--ink); font: 700 13px/1.4 var(--mono); }

.docs-content { min-width: 0; }

.doc-section {
  padding: 92px 0;
  border-bottom: 1px solid var(--border-soft);
}

.doc-section--last { border-bottom: 0; padding-bottom: 130px; }

.section-kicker {
  margin-bottom: 22px;
  color: var(--accent);
  font: 800 14px/1 var(--label);
  letter-spacing: .06em;
  text-transform: uppercase;
}

.doc-section > h2 {
  max-width: 800px;
  margin: 0 0 28px;
  color: var(--ink);
  font: 800 clamp(42px, 5.2vw, 70px)/.94 var(--display);
  font-stretch: 75%;
  letter-spacing: -.005em;
  text-wrap: balance;
}

.doc-section > p,
.doc-section li,
.recipe-body > p,
.api-detail > p {
  color: var(--ink-soft);
}

.doc-section > p { max-width: 75ch; margin: 0 0 24px; }
.doc-section > p.lead { font-size: 20px; line-height: 1.6; }
.doc-section p a { color: var(--ink); text-decoration-color: var(--accent); text-underline-offset: 3px; }

.doc-section p code,
.doc-section li code,
.api-row code,
.endpoint-grid code,
.capability-list code,
.mode-row code {
  padding: .1em .38em;
  border: 1px solid var(--border-soft);
  border-radius: 6px;
  color: var(--ink);
  background: var(--paper);
  font-size: .9em;
  font-weight: 700;
}

.subhead {
  margin: 56px 0 16px;
  color: var(--brand);
  font: 800 clamp(26px, 2.6vw, 34px)/1 var(--display);
  font-stretch: 80%;
}

.fine-print { font-size: 14px; }
.mini-label { color: var(--accent); font: 800 12px/1 var(--label); letter-spacing: .06em; text-transform: uppercase; }

.use-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 38px 0;
}

.use-grid article {
  position: relative;
  min-height: 190px;
  padding: 26px;
  border-radius: var(--radius-lg);
  background: var(--paper);
  box-shadow: var(--shadow);
}

.card-index { color: var(--accent); font: 800 13px/1 var(--label); letter-spacing: .06em; }
.use-grid h3 { margin: 36px 0 8px; color: var(--brand); font: 800 30px/1 var(--display); font-stretch: 78%; }
.use-grid p { margin: 0; color: var(--ink-soft); font-size: 14px; }

.callout {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 16px;
  margin: 32px 0;
  padding: 20px 22px;
  border: 1px solid color-mix(in srgb, var(--accent) 32%, var(--border));
  border-radius: var(--radius);
  background: var(--accent-wash);
}

.callout-icon { width: 30px; height: 30px; display: grid; place-items: center; border-radius: 50%; color: var(--night); background: var(--accent); font: 700 14px/1 var(--mono); }
.callout strong { color: var(--ink); font-weight: 600; }
.callout p { margin: 4px 0 0; color: var(--ink-soft); font-size: 14px; }
.callout--warning { border-color: color-mix(in srgb, var(--warn) 40%, var(--border)); background: color-mix(in srgb, var(--warn) 9%, transparent); }
.callout--warning .callout-icon { background: var(--warn); }

.steps {
  margin: 44px 0 0;
  padding: 0;
  list-style: none;
}

.steps > li {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 20px;
  padding: 0 0 42px;
}

.steps > li:not(:last-child) .step-number::after {
  content: "";
  position: absolute;
  top: 42px;
  bottom: -44px;
  left: 50%;
  width: 1px;
  background: var(--border);
}

.step-number {
  position: relative;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 50%;
  color: var(--night);
  background: var(--accent);
  font: 800 14px/1 var(--label);
}

.steps h3 { margin: 4px 0 14px; color: var(--ink); font: 800 26px/1.05 var(--display); font-stretch: 80%; }
.steps p { margin: 12px 0 0; color: var(--ink-soft); font-size: 14px; }
.steps--tutorial > li { padding-bottom: 58px; }

.code-block {
  position: relative;
  overflow: hidden;
  margin: 18px 0;
  border: 1px solid rgba(255, 246, 213, .08);
  border-radius: var(--radius);
  background: var(--code-bg);
  box-shadow: 0 18px 40px -22px rgba(0, 0, 0, .5);
}

.code-block::before {
  content: attr(data-language);
  display: block;
  min-height: 34px;
  padding: 11px 54px 8px 16px;
  border-bottom: 1px solid rgba(255, 246, 213, .1);
  color: var(--tangerine);
  font: 800 11px/1 var(--label);
  letter-spacing: .06em;
  text-transform: uppercase;
}

.code-block pre {
  overflow-x: auto;
  margin: 0;
  padding: 18px 20px 21px;
  color: var(--code-ink);
  font-size: 14px;
  line-height: 1.7;
  tab-size: 2;
  scrollbar-color: #555 transparent;
}

/* Code inside a block is never styled as inline code, even when the block sits in a list. */
.doc-section .code-block code { padding: 0; border: 0; border-radius: 0; color: inherit; background: none; font: inherit; }

.code-copy {
  position: absolute;
  top: 6px;
  right: 7px;
  padding: 5px 8px;
  border: 1px solid rgba(255, 246, 213, .18);
  border-radius: 999px;
  color: rgba(255, 246, 213, .75);
  background: rgba(255, 246, 213, .05);
  font: 800 11px/1 var(--label);
  letter-spacing: .06em;
  text-transform: uppercase;
  cursor: pointer;
}

.code-copy:hover { color: var(--cream); border-color: rgba(255, 246, 213, .35); }
.code-copy.is-copied { color: var(--night); border-color: var(--tangerine); background: var(--tangerine); }
.code-block--compact pre { padding-block: 14px; }

.split-card {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 30px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--paper);
}

.split-card > div { min-width: 0; padding: 26px; }
.split-card > div + div { border-left: 1px solid var(--border); }
.split-card h3 { margin: 10px 0 8px; color: var(--brand); font: 800 28px/1 var(--display); font-stretch: 78%; }
.split-card p { min-height: 68px; margin: 0; color: var(--ink-soft); font-size: 14px; }

.mode-table, .api-table { margin: 34px 0; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; background: var(--paper); }
.mode-row { display: grid; grid-template-columns: .75fr 1.65fr 1.1fr; gap: 18px; padding: 15px 18px; border-top: 1px solid var(--border-soft); color: var(--ink-soft); font-size: 13px; }
.mode-row strong { color: var(--ink); font-weight: 600; }
.mode-row--head { border-top: 0; color: var(--ink); background: var(--accent-wash); font: 800 12px/1.4 var(--label); letter-spacing: .06em; text-transform: uppercase; }

.endpoint-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 20px 0;
}

.endpoint-grid > div { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 16px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--paper); }
.endpoint-grid span { color: var(--ink-mute); font: 800 12px/1 var(--label); letter-spacing: .06em; text-transform: uppercase; }

.architecture-map { margin: 42px 0; padding: 28px; border: 1px solid var(--border); border-radius: var(--radius-lg); background: color-mix(in srgb, var(--paper) 86%, transparent); box-shadow: var(--shadow); }
.architecture-tier { position: relative; display: grid; grid-template-columns: 84px 1fr; align-items: center; gap: 18px; }
.architecture-label { color: var(--accent); font: 800 12px/1 var(--label); letter-spacing: .06em; text-transform: uppercase; }
.architecture-nodes { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.architecture-nodes > div { min-width: 0; padding: 14px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--paper); }
.architecture-nodes strong, .architecture-nodes small { display: block; }
.architecture-nodes strong { color: var(--ink); font-size: 13px; font-weight: 600; }
.architecture-nodes small { margin-top: 4px; color: var(--ink-mute); font: 400 12px/1.4 var(--mono); }
.architecture-tier--services .architecture-nodes > div { border-color: color-mix(in srgb, var(--brand) 45%, var(--border)); }
.architecture-tier--robot .architecture-nodes { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.architecture-tier--robot .architecture-nodes > div { border-color: color-mix(in srgb, var(--accent) 45%, var(--border)); }
.architecture-arrow { position: relative; min-height: 64px; display: grid; place-items: center; margin-left: 84px; color: var(--ink-mute); font: 800 11px/1 var(--label); letter-spacing: .06em; text-transform: uppercase; }
.architecture-arrow::before { content: ""; position: absolute; top: 9px; bottom: 9px; width: 1px; background: var(--border); }
.architecture-arrow::after { content: "\2193"; position: absolute; bottom: 2px; color: var(--accent); font-size: 14px; }
.architecture-arrow span { z-index: 1; padding: 4px 8px; background: var(--paper); }

.fact-list, .gap-list { margin-top: 30px; border-top: 1px solid var(--border); }
.fact-list article, .gap-list article { display: grid; grid-template-columns: 46px 1fr; gap: 20px; padding: 22px 0; border-bottom: 1px solid var(--border-soft); }
.fact-list article > span, .gap-list article > span { padding-top: 4px; color: var(--accent); font: 800 13px/1 var(--label); }
.fact-list h3, .gap-list h3 { margin: 0 0 6px; font: 800 22px/1.05 var(--display); font-stretch: 82%; }
.fact-list p, .gap-list p { margin: 0; color: var(--ink-soft); font-size: 14px; }

.panel-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 11px; margin: 38px 0; }
.panel-grid article { min-height: 230px; display: flex; flex-direction: column; padding: 20px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--paper); }
.panel-grid article:hover { border-color: color-mix(in srgb, var(--accent) 48%, var(--border)); }
.panel-icon { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 50%; color: var(--night); background: var(--accent); font: 800 12px/1 var(--label); }
.panel-grid h3 { margin: 22px 0 7px; color: var(--brand); font: 800 26px/1 var(--display); font-stretch: 78%; }
.panel-grid p { flex: 1; margin: 0 0 18px; color: var(--ink-soft); font-size: 13px; }
.panel-grid article > span { color: var(--ink-mute); font: 800 11px/1 var(--label); letter-spacing: .06em; text-transform: uppercase; }
.panel-grid .panel-card--external { border-style: dashed; background: var(--accent-wash); }

.workflow-grid, .practice-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.workflow-grid > div, .practice-grid article { padding: 20px; border-left: 2px solid var(--accent); background: color-mix(in srgb, var(--paper) 72%, transparent); }
.workflow-grid strong, .practice-grid h3 { color: var(--ink); font: 800 20px/1.1 var(--display); font-stretch: 85%; }
.workflow-grid p, .practice-grid p { margin: 5px 0 0; color: var(--ink-soft); font-size: 13px; }

.boundary-map { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: stretch; gap: 14px; margin: 40px 0; }
.boundary-map > div:not(.boundary-plus):not(.boundary-equals) { min-width: 0; padding: 20px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--paper); }
.boundary-map strong { display: block; margin: 12px 0 8px; font: 11px/1.5 var(--mono); }
.boundary-map p { margin: 0; color: var(--ink-soft); font-size: 12px; }
.boundary-plus, .boundary-equals { display: grid; place-items: center; color: var(--accent); font: 18px/1 var(--mono); }

.capability-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; overflow: hidden; margin-top: 20px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--border); }
.capability-list > div { display: grid; grid-template-columns: 112px 1fr; align-items: start; gap: 10px; padding: 13px 14px; background: var(--paper); }
.capability-list span { color: var(--ink-soft); font-size: 12px; }

.lifecycle { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr auto 1fr auto 1fr; align-items: center; gap: 8px; margin: 40px 0; }
.lifecycle > div { min-height: 158px; display: flex; flex-direction: column; padding: 14px 12px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--paper); }
.lifecycle > div > span { color: var(--accent); font: 800 12px/1 var(--label); }
.lifecycle strong { margin-top: 24px; font-size: 13px; font-weight: 600; }
.lifecycle p { margin: 5px 0 0; color: var(--ink-soft); font-size: 10px; line-height: 1.5; }
.lifecycle > i { color: var(--accent); font: 11px/1 var(--mono); font-style: normal; }

.two-column { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 34px; margin-top: 36px; }
.two-column h3 { margin: 0 0 14px; font: 800 24px/1.05 var(--display); font-stretch: 82%; }
.check-list { margin: 0; padding: 0; list-style: none; }
.check-list li { position: relative; margin: 8px 0; padding-left: 20px; color: var(--ink-soft); font-size: 13px; }
.check-list li::before { content: ""; position: absolute; top: .75em; left: 0; width: 7px; height: 1px; background: var(--accent); }

.api-row { display: grid; grid-template-columns: .75fr 1.05fr 1.8fr; gap: 16px; padding: 12px 16px; border-top: 1px solid var(--border-soft); color: var(--ink-soft); font-size: 12px; }
.api-row--head { border-top: 0; color: var(--ink); background: var(--accent-wash); font: 800 12px/1.3 var(--label); letter-spacing: .06em; text-transform: uppercase; }
.api-detail, .recipe, .troubleshooting-list details { margin-top: 10px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--paper); }
.api-detail summary, .recipe summary, .troubleshooting-list summary { padding: 16px 18px; color: var(--ink); font-weight: 500; cursor: pointer; }
.api-detail > .code-block { margin: 0 16px 16px; }
.api-detail > p { padding: 0 18px 18px; font-size: 13px; }

.recipe-stack { margin-top: 34px; }
.recipe { overflow: hidden; }
.recipe summary { display: flex; align-items: center; gap: 12px; list-style: none; }
.recipe summary::-webkit-details-marker { display: none; }
.recipe summary::after { content: "+"; margin-left: auto; color: var(--accent); font: 16px/1 var(--mono); }
.recipe[open] summary::after { content: "−"; }
.recipe summary span { min-width: 46px; color: var(--accent); font: 800 12px/1 var(--label); letter-spacing: .06em; }
.recipe-body { padding: 0 18px 18px; border-top: 1px solid var(--border-soft); }
.recipe-body .code-block { margin-top: 18px; }
.recipe-body > p { font-size: 13px; }
.text-link { display: inline-block; margin-top: 10px; color: var(--accent); font-size: 13px; text-underline-offset: 4px; }

.test-lanes { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; margin-top: 38px; }
.test-lanes article { padding: 18px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--paper); }
.test-lanes span { color: var(--accent); font: 800 12px/1 var(--label); }
.test-lanes h3 { margin: 26px 0 6px; font: 800 22px/1.05 var(--display); font-stretch: 82%; }
.test-lanes p { margin: 0; color: var(--ink-soft); font-size: 11px; }

.distribution-flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; align-items: center; gap: 10px; margin: 38px 0; }
.distribution-flow > div { min-height: 160px; padding: 16px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--paper); }
.distribution-flow > div > span { color: var(--accent); font: 800 11px/1 var(--label); letter-spacing: .06em; text-transform: uppercase; }
.distribution-flow strong, .distribution-flow small { display: block; }
.distribution-flow strong { margin: 28px 0 8px; font-size: 13px; font-weight: 600; }
.distribution-flow small { color: var(--ink-mute); font: 400 12px/1.5 var(--mono); }
.distribution-flow > i { color: var(--accent); font: 11px/1 var(--mono); font-style: normal; }

.plain-steps { margin: 32px 0; padding-left: 22px; }
.plain-steps li { margin: 12px 0; padding-left: 5px; font-size: 14px; }
.plain-steps strong { color: var(--ink); }

.stability-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin: 38px 0 46px; }
.stable-card, .internal-card { padding: 24px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--paper); }
.stable-card { border-top: 4px solid var(--good); }
.internal-card { border-top: 4px solid var(--warn); }
.status-label { font: 800 12px/1 var(--label); letter-spacing: .06em; text-transform: uppercase; }
.status-label--stable { color: var(--good); }
.status-label--internal { color: var(--warn); }
.stability-grid h3 { margin: 16px 0; font: 800 26px/1.05 var(--display); font-stretch: 80%; }
.practice-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.practice-grid article { border-left: 0; border-top: 2px solid var(--accent); }

.troubleshooting-list { margin-top: 34px; }
.troubleshooting-list details { overflow: hidden; }
.troubleshooting-list summary { list-style: none; }
.troubleshooting-list summary::-webkit-details-marker { display: none; }
.troubleshooting-list summary::after { content: "+"; float: right; color: var(--accent); font: 16px/1 var(--mono); }
.troubleshooting-list details[open] summary::after { content: "−"; }
.troubleshooting-list details > div { padding: 0 18px 18px; border-top: 1px solid var(--border-soft); }
.troubleshooting-list p { margin: 16px 0 0; color: var(--ink-soft); font-size: 13px; }

.gap-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.gap-list article:nth-child(odd) { padding-right: 24px; }
.gap-list article:nth-child(even) { padding-left: 24px; border-left: 1px solid var(--border-soft); }

.next-card { display: grid; grid-template-columns: 1.1fr .9fr; gap: 36px; margin-top: 60px; padding: 36px; border-radius: var(--radius-lg); color: var(--cream); background: var(--night); box-shadow: var(--shadow); }
.next-card h3 { margin: 18px 0 10px; font: 800 38px/.95 var(--display); font-stretch: 78%; }
.next-card p { margin: 0; color: rgba(255, 246, 213, .78); font-size: 15px; }
.next-card .eyebrow { color: var(--tangerine); }
.next-links { display: grid; align-content: center; }
.next-links a { display: flex; justify-content: space-between; gap: 20px; padding: 12px 0; border-bottom: 1px solid rgba(255, 246, 213, .12); color: rgba(255, 246, 213, .82); font: 700 14px/1.3 var(--mono); text-decoration: none; }
.next-links a:hover { color: var(--cream); }
.next-links span { color: var(--tangerine); }

.docs-footer { border-top: 1px solid var(--border-soft); background: color-mix(in srgb, var(--paper) 70%, transparent); }
.docs-footer__inner { min-height: 120px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 34px; }
.docs-footer p { color: var(--ink-mute); font: 800 12px/1.3 var(--label); letter-spacing: .06em; text-transform: uppercase; }
.docs-footer__inner > div { display: flex; gap: 18px; }
.docs-footer__inner > div a { color: var(--ink-soft); font: 700 14px/1 var(--mono); text-underline-offset: 4px; }

@media (max-width: 1120px) {
  .docs-shell { grid-template-columns: 190px minmax(0, 1fr); gap: 48px; }
  .docs-hero__inner { grid-template-columns: minmax(0, 1fr) minmax(340px, .75fr); gap: 50px; }
  .lifecycle { grid-template-columns: repeat(6, 1fr); gap: 10px; }
  .lifecycle > i { display: none; }
  .distribution-flow { grid-template-columns: repeat(4, 1fr); }
  .distribution-flow > i { display: none; }
}

@media (max-width: 880px) {
  html { scroll-padding-top: 130px; }
  .docs-wrap, .docs-nav { width: min(100% - 40px, 760px); }
  .docs-hero__inner { grid-template-columns: 1fr; min-height: auto; padding-block: 72px; }
  .console-card { display: none; }
  .docs-hero h1 { max-width: 680px; }
  .docs-shell { display: block; }
  .toc { display: none; }
  .mobile-toc-wrap { position: sticky; top: 64px; z-index: 80; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 10px 20px; border-bottom: 1px solid var(--border); background: var(--header-bg); backdrop-filter: blur(16px); }
  .mobile-toc-wrap label { color: var(--accent); font: 800 12px/1 var(--label); letter-spacing: .06em; text-transform: uppercase; }
  .mobile-toc-wrap select { min-width: 200px; padding: 7px 28px 7px 10px; border: 1px solid var(--border); border-radius: 6px; color: var(--ink); background: var(--paper); font-size: 12px; }
  .doc-section { padding-block: 72px; }
  .doc-section--last { padding-bottom: 100px; }
  .architecture-nodes { grid-template-columns: 1fr; }
  .architecture-tier { grid-template-columns: 72px 1fr; }
  .architecture-arrow { margin-left: 72px; }
  .panel-grid { grid-template-columns: repeat(2, 1fr); }
  .boundary-map { grid-template-columns: 1fr; }
  .boundary-plus, .boundary-equals { min-height: 24px; }
  .test-lanes { grid-template-columns: repeat(2, 1fr); }
  .practice-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 620px) {
  .docs-wrap, .docs-nav { width: min(100% - 28px, 760px); }
  .docs-nav { min-height: 60px; }
  .docs-brand { font-size: 15px; }
  .version-pill { display: none; }
  .docs-nav__meta { gap: 14px; }
  .mobile-toc-wrap { top: 60px; padding-inline: 14px; }
  .mobile-toc-wrap label { display: none; }
  .mobile-toc-wrap select { width: 100%; }
  .docs-hero__inner { padding-block: 58px 66px; }
  .docs-hero h1 { margin-top: 18px; font-size: clamp(58px, 18vw, 84px); }
  .docs-hero__copy > p { font-size: 16px; }
  .hero-actions { display: grid; }
  .doc-section { padding-block: 60px; }
  .doc-section > h2 { font-size: 40px; }
  .doc-section > p.lead { font-size: 17px; }
  .use-grid, .split-card, .endpoint-grid, .workflow-grid, .two-column, .stability-grid, .practice-grid, .gap-list, .next-card { grid-template-columns: 1fr; }
  .split-card > div + div { border-top: 1px solid var(--border); border-left: 0; }
  .mode-table { overflow-x: auto; }
  .mode-row { min-width: 650px; }
  .architecture-map { padding: 18px 14px; }
  .architecture-tier { grid-template-columns: 1fr; }
  .architecture-label { margin-bottom: 2px; }
  .architecture-arrow { margin-left: 0; }
  .panel-grid { grid-template-columns: 1fr; }
  .panel-grid article { min-height: 200px; }
  .capability-list { grid-template-columns: 1fr; }
  .lifecycle { grid-template-columns: repeat(2, 1fr); }
  .api-table { overflow-x: auto; }
  .api-row { min-width: 650px; }
  .steps > li { grid-template-columns: 32px minmax(0, 1fr); gap: 13px; }
  .step-number { width: 30px; height: 30px; }
  .steps > li:not(:last-child) .step-number::after { top: 34px; }
  .code-block pre { padding-inline: 15px; font-size: 13px; }
  .test-lanes, .distribution-flow { grid-template-columns: 1fr; }
  .test-lanes article, .distribution-flow > div { min-height: auto; }
  .distribution-flow strong { margin-top: 20px; }
  .gap-list article:nth-child(odd), .gap-list article:nth-child(even) { padding-inline: 0; border-left: 0; }
  .next-card { padding: 25px; }
  .docs-footer__inner { grid-template-columns: 1fr; gap: 8px; padding-block: 28px; }
  .docs-footer p { margin: 0; }
}