/* Content-fit additions only. Accepted amp.css, brand.css and type recipes stay intact. */
[hidden] { display: none !important; }
.reference-media { position: relative; margin: 0; height: 100%; overflow: hidden; border-radius: .4rem; background: #20221e; }
.agent-videos .reference-media img { width: 100%; height: 100%; object-fit: cover; }
.reference-media figcaption { position: absolute; inset: auto 0 0; padding: .85rem 1rem; background: #171714ed; color: #f9f9f7; line-height: 1.5; }
.reference-media figcaption p + p { margin-top: .35rem; color: #d9d5ca; }
.reference-caption { display: block; margin-top: .8rem; font-size: .68rem; letter-spacing: .02em; }
.news-row.photo .reference-caption { color: #dedcd5; }
.news-row.photo .mono { color: #dedcd5; }
.platform-panel { padding: .95rem 0; border-top: 1px solid var(--border); }
.platform-panel a { display: inline-block; margin-top: .55rem; font-size: var(--type-sm); }
.section-followup { margin-top: 3rem; }
.section-followup > .feature-grid { margin-top: 1.8rem; }
.brand-asset { margin: 1.5rem 0; padding: 2rem; background: #f9f9f7; border: 1px solid #dcdcd5; }
.brand-asset img { width: min(100%, 20rem); height: auto; }
.mobile-languages { display: flex; gap: 1rem; padding: 1rem; }
.mobile-languages button { width: auto; }
.site a:focus-visible, .site button:focus-visible, .mobile-menu a:focus-visible, .mobile-menu button:focus-visible { outline: 2px solid var(--clay); outline-offset: 4px; }
.doc article, .doc nav, .cell-pad, .mode-card { min-width: 0; }
.page-hero h1, .doc h1, .mode-card h3, .hero-title { overflow-wrap: anywhere; }
.quote-grid cite { display: block; margin-top: 1rem; color: var(--muted-foreground); }
@media (width < 768px) {
  .hero-title { white-space: normal; letter-spacing: .02em; }
  html[data-lab-lang="zh-Hans"] h1.type-4xl.font-display.hero-title { font-size: clamp(2.8rem, 11vw, 5.5rem); }
  .agent-videos .reference-media { width: 100%; height: 220px; }
  .agent-videos .reference-media.agent-videos-mobile { height: 180px; }
  .install-head { align-items: flex-start; flex-wrap: wrap; gap: 1rem; }
}

/* Shared navigation remains usable with touch, keyboard, and short viewports. */
.nav-lang-menu:not([hidden]) { pointer-events: auto; }
.nav-lang-menu:not([hidden]) .nav-lang-panel { opacity: 1; transform: none; }
.mobile-menu { overflow-y: auto; overscroll-behavior: contain; padding-bottom: max(2rem, env(safe-area-inset-bottom)); }
.menu-btn:focus-visible, .lab-page :is(a, button, select, textarea, [tabindex]):focus-visible { outline: 2px solid var(--clay); outline-offset: 3px; }
.site-nav [aria-current="page"] { text-decoration: underline; text-underline-offset: .3em; }
.skip-link { position: fixed; top: .5rem; left: .5rem; z-index: 50; padding: .7rem 1rem; background: var(--background); color: var(--foreground); transform: translateY(-180%); }
.skip-link:focus { transform: none; }
.related-reading { border-top: 1px solid var(--border); margin-top: 2.5rem; padding-top: 1.25rem; }
.related-reading-links { display: flex; flex-wrap: wrap; gap: .8rem 2rem; }
.example-brief { border-left: 2px solid var(--clay); padding: .25rem 1.2rem; margin: 1.25rem 0; }
.brand-assets { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.2rem; }
.brand-asset--dark { background: #171714; }
.mode-card .link-soft { display: inline-block; margin-top: 1rem; }
@media (width < 768px) {
  .footer-cols { grid-column: 1 / -1 !important; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2rem 1rem; }
  .footer-cols li { overflow-wrap: anywhere; }
  .brand-assets { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; }
}

/* Keep the clay CTA and make its small label readable in both themes. */
.nav-start { color: #171714; }

/* October 8: the two Owner-selected paths, within the accepted grid and type scale. */
.hero-cta { display: flex; flex-wrap: wrap; align-items: center; gap: 1.2rem; margin-top: .5rem; }
button.nav-start { border: 0; font: inherit; }
[data-download]:disabled { cursor: not-allowed; opacity: .65; }
.hero-copy .type-lg { max-width: 36rem; }
.workspace-heading, .workspace-stage, .path-column, .connection-heading, .connection-copy, .notes-column, .article-column { grid-column: 1 / -1; min-width: 0; }
.workspace-heading h2 { margin: .8rem 0; }
.workspace-tabs { margin-bottom: 1rem; }
.workspace-tabs .install-tab { padding: .5rem 1rem; }
.workspace-figure { margin: 0; }
.workspace-figure img { display: block; width: 100%; height: auto; border: 1px solid var(--border); border-radius: .4rem; }
.workspace-figure figcaption { margin-top: .65rem; color: var(--muted-foreground); font-size: .7rem; }
.two-paths, .examples-section, .connections-section, .closing-section { border-top: 1px solid var(--border); }
.path-column > h2 { margin: 1.1rem 0 1.4rem; max-width: 28rem; }
.path-column > p { max-width: 34rem; }
.path-column > .link-soft { display: inline-block; margin-top: 1.1rem; }
.plain-points { list-style: none; margin: 1.5rem 0 0; padding: 0; font-size: var(--type-sm); color: var(--muted-foreground); }
.plain-points li { border-top: 1px solid var(--border); padding: .75rem 0; }
.section-heading h2 { margin: 1rem 0; }
.case-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 2rem; }
.case-preview { min-width: 0; color: inherit; text-decoration: none; display: block; }
.case-visual { min-height: 280px; padding: 2rem; position: relative; border: 1px solid var(--border); transition: border-color 160ms; overflow: hidden; }
.case-preview:hover .case-visual { border-color: var(--clay); }
.notes-visual { background: color-mix(in srgb, var(--background) 92%, #b98a52); }
.notes-visual > p:not(.mono) { margin: 1.3rem 0 0; padding-bottom: .7rem; border-bottom: 1px solid var(--border); font-size: var(--type-sm); }
.chart-visual { background: color-mix(in srgb, var(--background) 92%, #72947d); }
.case-arrow { position: absolute; bottom: .7rem; right: 1rem; font-size: 1.4rem; }
.mini-chart { margin-top: 1.5rem; }
.mini-chart > div { display: grid; grid-template-columns: 3.5rem 1fr 2rem; gap: .8rem; align-items: center; margin: .8rem 0; font-size: .75rem; }
.mini-chart i { height: 1rem; width: var(--bar); background: #799180; }
.mini-chart b { font-weight: 400; text-align: right; }
.case-caption { padding-top: 1.4rem; }
.case-caption h3 { margin: .5rem 0 .8rem; }
.case-caption > span { display: inline-block; margin-top: 1rem; font-size: .9rem; text-decoration: underline; text-underline-offset: .3em; }
.connection-heading h2 { margin-top: .9rem; }
.connection-copy > p { max-width: 42rem; }
.connection-copy > a { display: inline-block; margin: 1.4rem 2rem 0 0; }
.closing-section h2 { margin: 1rem 0 2rem; }
.closing-section .muted { margin-top: 1rem; }
.footer-cols { grid-template-columns: repeat(3,minmax(0,1fr)); }
.footer-note { margin-top: 1rem; max-width: 15rem; }
.footer-cols a { overflow-wrap: anywhere; }
.workflow-list { margin: 2rem 0; }
.workflow-list > div { border-top: 1px solid var(--border); padding: .8rem 0; }
.workflow-list dt { margin-bottom: .3rem; }
.workflow-list dd { margin: 0; font-size: var(--type-sm); color: var(--muted-foreground); }
.usage-list > article { display: grid; grid-template-columns: 3rem 1fr 2fr; gap: 2rem; padding: 2.5rem 0; border-top: 1px solid var(--border); }
.contact-copy { max-width: 47rem; }
.contact-email { display: inline-block; margin: 1.2rem 0 2rem; overflow-wrap: anywhere; }
.review-caption { padding-left: .85rem; border-left: 2px solid var(--clay); }
.case-intro { max-width: 56rem; }
.case-intro > p { margin-bottom: 1rem; }
.source-notes { padding-left: 1.2rem; margin: 1.5rem 0 2rem; }
.source-notes li { margin: .75rem 0; line-height: 1.7; }
.article-column h2 { margin: 1rem 0 2rem; }
.article-column > .type-base { margin: 1.6rem 0; line-height: 1.95; }
.csv-tool { border: 1px solid var(--border); padding: clamp(1rem,3vw,2.5rem); background: var(--background); }
.csv-toolbar { display: flex; justify-content: space-between; align-items: end; gap: 1.5rem; margin-bottom: 1.2rem; }
.csv-toolbar h2 { margin-top: .6rem; }
.csv-actions { display: flex; gap: .6rem; flex-wrap: wrap; }
.file-picker { position: relative; overflow: hidden; cursor: pointer; }
.file-picker input { position: absolute; inset: 0; opacity: 0; width: 100%; cursor: pointer; }
.file-picker:focus-within { outline: 2px solid var(--clay); outline-offset: 3px; }
.csv-controls { display: flex; align-items: end; flex-wrap: wrap; gap: 1rem 2rem; padding: 1.5rem 0; }
.csv-controls label:not(.csv-check) { display: grid; gap: .5rem; min-width: 140px; }
.csv-controls select { background: var(--background); color: var(--foreground); border: 1px solid var(--border); border-radius: .2rem; padding: .65rem 2rem .65rem .65rem; font: inherit; max-width: 250px; }
.csv-check { display: flex; gap: .5rem; align-items: center; padding-bottom: .65rem; }
.csv-stats { display: flex; gap: clamp(1rem,8vw,7rem); border-block: 1px solid var(--border); padding: 1.5rem 0; margin-top: 1.25rem; }
.csv-stats > div { display: grid; gap: .3rem; }
.csv-stats strong { font: 400 var(--type-xl)/1.2 var(--font-level-4); }
.csv-stats span { font-size: .8rem; color: var(--muted-foreground); }
.csv-bars { padding: 1.5rem 0; }
.csv-bar { display: grid; grid-template-columns: minmax(3rem,1fr) 3fr minmax(3rem,.6fr); gap: 1rem; align-items: center; margin: .9rem 0; font-size: .9rem; }
.csv-bar > span { overflow-wrap: anywhere; }
.csv-bar strong { font-weight: 400; text-align: right; }
.csv-track { background: var(--card); height: 1.25rem; }
.csv-track i { background: #799180; height: 100%; display: block; }
.csv-records { margin-bottom: 1.5rem; }
.csv-records summary { cursor: pointer; padding: .7rem 0; }
.csv-table-wrap { max-width: 100%; overflow-x: auto; }
.csv-table-wrap table { width: 100%; border-collapse: collapse; font-size: .8rem; }
.csv-table-wrap :is(th,td) { padding: .65rem .8rem; text-align: left; border-bottom: 1px solid var(--border); overflow-wrap: anywhere; min-width: 5rem; max-width: 24rem; }
.csv-error { color: #bd5437; }
@media (width >= 1024px) {
 .workspace-heading { grid-column: 1; }
 .workspace-stage { grid-column: 2 / -1; }
 .path-column:first-child { grid-column: 1 / 3; padding-right: 2.5rem; }
 .path-column:nth-child(2) { grid-column: 3 / -1; padding-left: 2.5rem; border-left: 1px solid var(--border); }
 .connection-heading { grid-column: 1 / 3; }
 .connection-copy { grid-column: 3 / -1; }
 .notes-column { grid-column: 1; padding-right: 2rem; }
 .article-column { grid-column: 2 / -1; padding-left: 2rem; border-left: 1px solid var(--border); }
}
@media (width < 768px) {
 .case-grid { grid-template-columns: 1fr; gap: 2.5rem; }
 .case-visual { min-height: 250px; padding: 1.5rem; }
 .path-column + .path-column { padding-top: 2rem; border-top: 1px solid var(--border); }
 .usage-list > article { grid-template-columns: 2rem 1fr; gap: 1rem; }
 .usage-list > article > p { grid-column: 2; }
 .csv-toolbar { align-items: start; flex-direction: column; }
 .article-column { margin-top: 2rem; padding-top: 2rem; border-top: 1px solid var(--border); }
 .footer-cols { grid-template-columns: repeat(2,minmax(0,1fr)); }
}
.hero-cta .btn { width: auto; min-width: 12rem; gap: .6rem; }
[data-download] { display: inline-flex; justify-content: center; align-items: center; gap: .5rem; }
.workspace-heading h2 { text-wrap: balance; }
.page-hero h1 { text-wrap: balance; }
.csv-check input { width: auto; flex: 0 0 auto; }
.csv-check span { flex: 1; }
.csv-controls label.csv-check { font-weight: 400; }

/* Reading paths and support, using the existing paper, rules, and type system. */
.doc article { max-width: 49rem; }
.doc article > .type-lg { margin: 1.5rem 0 2.5rem; }
.doc article section { scroll-margin-top: 2rem; }
.doc article section + section { border-top: 1px solid var(--border); padding-top: 1rem; margin-top: 2.5rem; }
.doc article h2 { font-size: var(--type-xl); margin-bottom: 1.2rem; line-height: 1.35; }
.doc article p { line-height: 1.85; }
.doc nav { align-self: start; }
.guide-points { padding-left: 1.3rem; line-height: 1.8; }
.guide-points li { margin: .6rem 0; padding-left: .2rem; }
.guide-steps { list-style: none; padding: 0; counter-reset: guide-step; }
.guide-steps > li { position: relative; padding: .5rem 0 1.2rem 3rem; counter-increment: guide-step; }
.guide-steps > li::before { content: counter(guide-step, decimal-leading-zero); position: absolute; left: 0; top: .9rem; font-family: var(--font-mono); font-size: .75rem; color: var(--muted-foreground); }
.guide-steps h3 { margin: .25rem 0 .5rem; }
.guide-steps p { margin: 0; }
.guide-callout { margin: 1.5rem 0; border: 1px solid var(--border); padding: 1rem 1.5rem; background: color-mix(in srgb, var(--background) 94%, #b98a52); }
.guide-links { display: flex; flex-wrap: wrap; gap: 1rem 2rem; margin: 1.4rem 0; }
.guide-cards { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 1.5rem; margin: 1.75rem 0; }
.guide-card { position: relative; padding: 1.5rem 1.5rem 2.5rem; border: 1px solid var(--border); color: inherit; text-decoration: none; }
.guide-card:hover { border-color: var(--clay); }
.guide-card h3 { margin: 0 0 1rem; }
.guide-card p { margin-bottom: 0; }
.guide-card > span { position: absolute; bottom: .8rem; right: 1rem; }
.guide-table-wrap { overflow-x: auto; margin: 1.5rem 0; }
.guide-table { border-collapse: collapse; width: 100%; font-size: var(--type-sm); line-height: 1.7; table-layout: fixed; }
.guide-table :is(th,td) { text-align: left; vertical-align: top; padding: 1rem .75rem; border-bottom: 1px solid var(--border); overflow-wrap: anywhere; }
.guide-table thead { border-top: 1px solid var(--border); color: var(--muted-foreground); }
.guide-table th { font-weight: 500; }
.guide-table :is(th,td):first-child { padding-left: 0; width: 27%; }
.guide-table :is(th,td):last-child { padding-right: 0; }
.home-help { border-top: 1px solid var(--border); }
.home-help h2 { margin-top: 1rem; }
.help-link-list > a { display: flex; justify-content: space-between; align-items: center; gap: 1.5rem; padding: 1.1rem 0; border-top: 1px solid var(--border); text-decoration: none; color: inherit; }
.help-link-list h3 { margin: 0; }
.help-link-list p { margin: .5rem 0 0; }
.help-link-list > a:hover h3 { text-decoration: underline; text-underline-offset: .25em; }
.faq-intro, .faq-list { grid-column: 1 / -1; min-width: 0; }
.faq-intro h2 { margin: 0 0 1rem; }
.faq-intro > a { display: inline-block; margin: 1rem 0 2rem; }
.faq-list details { border-top: 1px solid var(--border); scroll-margin-top: 2rem; }
.faq-list details:last-child { border-bottom: 1px solid var(--border); }
.faq-list summary { display: flex; align-items: baseline; justify-content: space-between; gap: 1.5rem; padding: 1.5rem 0; cursor: pointer; font-size: var(--type-lg); list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-mark { flex-shrink: 0; font-family: ui-sans-serif, system-ui, sans-serif; font-weight: 300; transition: transform 160ms; }
.faq-list details[open] .faq-mark { transform: rotate(45deg); }
.faq-list details > div { padding: 0 2rem 1.5rem 0; line-height: 1.85; }
.faq-list details p { margin-top: 0; max-width: 44rem; }
.faq-list summary:focus-visible { outline: 2px solid var(--clay); outline-offset: 3px; }
.usage-notes { border-top: 1px solid var(--border); padding-top: 2.5rem; }
.usage-notes h3 { margin: 0 0 1rem; }
.usage-notes .guide-cards { gap: clamp(1.5rem,4vw,5rem); }
.support-columns { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: clamp(1.5rem,4vw,5rem); border-top: 1px solid var(--border); margin-top: 2rem; padding-top: 2.5rem; }
.support-columns h2 { margin: 0 0 1.5rem; }
.support-columns p { line-height: 1.85; }
@media (width >= 1024px) {
 .doc nav { position: sticky; top: 2rem; max-height: calc(100vh - 4rem); overflow-y: auto; }
 .faq-intro { grid-column: 1 / 3; padding-right: 2rem; }
 .faq-list { grid-column: 3 / -1; }
}
@media (width < 768px) {
 .guide-cards, .support-columns { grid-template-columns: 1fr; }
 .doc nav { border-bottom: 1px solid var(--border); padding-bottom: 1rem; margin-bottom: 1rem; }
 .doc nav a { display: inline-block; margin: .3rem 1.1rem .3rem 0; padding: .25rem 0; }
 .guide-table { font-size: .8rem; }
 .guide-table :is(th,td) { padding: .85rem .4rem; }
 .guide-table :is(th,td):first-child { width: 25%; }
 .guide-callout { padding: 1rem; }
 .guide-steps > li { padding-left: 2.2rem; }
 .faq-list details > div { padding-right: 0; }
}
@media (prefers-reduced-motion: reduce) { .faq-mark { transition: none; } }

/* Use-case illustrations describe an input and a task, not an unverified product result. */
.project-visual { background: color-mix(in srgb, var(--background) 93%, #72947d); }
.scenario-flow { display: grid; justify-items: start; gap: .4rem; margin-top: 1.5rem; }
.scenario-flow > span { font-size: var(--type-sm); }
.scenario-flow > i { font-style: normal; color: var(--muted-foreground); }

/* The manual has chapter navigation in addition to the current page outline. */
.manual-meta { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: .5rem 1rem; margin-bottom: 1.5rem; font-size: var(--type-xs); }
.manual-meta p { margin: 0; }
.manual-chapters { border-top: 1px solid var(--border); margin-top: 1.5rem; padding-top: 1rem; font-size: var(--type-sm); }
.manual-chapters summary { cursor: pointer; padding: .5rem 0; }
.manual-chapters > div { display: grid; gap: .6rem; padding: 1rem 0; }
.manual-chapters a { display: block; margin: 0; padding: .2rem 0; }
.manual-chapters [aria-current="page"] { color: var(--foreground); text-decoration: underline; text-underline-offset: .25em; }
.manual-pagination { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-top: 3rem; border-top: 1px solid var(--border); padding-top: 1.5rem; }
.manual-doc article section > .link-soft { display: inline-block; margin: .5rem 1.5rem .5rem 0; }
.manual-doc .guide-table-wrap:focus-visible { outline: 2px solid var(--clay); outline-offset: 3px; }
@media (width < 768px) {
 .manual-doc .guide-table[data-columns="3"] { min-width: 30rem; }
 .manual-doc .guide-table-wrap { padding-bottom: .5rem; }
 .manual-chapters a { display: block; margin: 0; }
}

.manual-doc .guide-cards:has(> :only-child) { grid-template-columns: 1fr; }
.guide-table-hint { display: none; }
@media (width < 768px) { .guide-table-hint { display: block; margin-bottom: -.7rem; } }