.demo-page{--maxw:1240px;background:radial-gradient(ellipse at 90% 0,rgba(110,231,255,.06),transparent 35%),var(--bg);font-size:16px}.demo-nav{display:flex;align-items:center;justify-content:space-between;gap:24px;max-width:1320px;margin:auto;padding:22px 36px;border-bottom:1px solid var(--border)}.demo-brand{display:flex;gap:13px;align-items:center;font-weight:700}.demo-brand small{display:block;font-size:13px;color:var(--text-soft);font-weight:400;margin-top:3px}.demo-nav>a:last-child{color:var(--text-soft);font-size:14px}.demo-main{max-width:1320px;margin:auto;padding:36px}.demo-intro{max-width:940px}.demo-eyebrow{color:var(--accent);font-size:12px;text-transform:uppercase;letter-spacing:.1em;margin:0 0 12px}.demo-intro h1{font-size:clamp(30px,4vw,48px);letter-spacing:-.04em;line-height:1.1;margin:0 0 14px}.demo-intro>p:not(.demo-eyebrow){font-size:18px;color:var(--text-soft);margin:0 0 18px}.demo-notice{font-size:13px;color:var(--text-soft);border-left:2px solid var(--accent);padding-left:12px;line-height:1.5}.demo-tabs{display:flex;gap:26px;flex-wrap:wrap;padding:28px 0 22px;margin-bottom:12px;border-bottom:1px solid var(--border);font-size:14px}.demo-tabs a{color:var(--text-soft)}.demo-tabs a:hover{color:var(--accent)}.demo-workflow,.demo-section{scroll-margin-top:24px}.section-line{display:flex;justify-content:space-between;align-items:center;gap:20px;margin:16px 0}.section-line h2{font-size:22px;margin:0}.mode-pill{font-size:12px;color:var(--accent);border:1px solid var(--border);border-radius:20px;padding:7px 12px;white-space:normal}.workbench{display:grid;grid-template-columns:330px minmax(0,1fr);border:1px solid var(--border-strong);border-radius:18px;overflow:hidden;box-shadow:var(--shadow)}.input-panel{background:var(--surface);padding:24px;border-right:1px solid var(--border)}.input-panel h3{font-size:17px;margin:0 0 16px}.scenario-list{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:24px}.scenario{background:transparent;border:1px solid var(--border);border-radius:9px;padding:10px 9px;text-align:left;font:inherit;font-size:13px;line-height:1.4;color:var(--text-soft);cursor:pointer}.scenario[aria-pressed=true]{border-color:var(--accent);background:rgba(110,231,255,.07);color:var(--text)}.input-panel label,.response-label{display:block;font-size:14px;font-weight:600;margin-bottom:8px}textarea,input{font:inherit;color:var(--text);background:var(--bg-soft);border:1px solid var(--border-strong);border-radius:9px;width:100%;padding:12px;resize:vertical;font-size:14px;line-height:1.6}textarea:focus,input:focus{outline:2px solid var(--accent);outline-offset:2px}.field-help,.input-footnote{font-size:12px;color:var(--text-soft);line-height:1.5;margin:8px 0 16px}.session-line{font-size:13px;border-top:1px solid var(--border);padding-top:12px;margin:16px 0}.run-button{width:100%;justify-content:center}.input-footnote{margin-top:16px;margin-bottom:0}.result-panel{min-height:525px;padding:28px;min-width:0;background:rgba(11,15,28,.3)}.empty-state{display:flex;flex-direction:column;justify-content:center;min-height:460px;max-width:470px;margin:auto}.empty-number{font-size:48px;font-weight:700;line-height:1;color:var(--accent);opacity:.6;margin-bottom:24px}.empty-state h3{font-size:24px;margin:0 0 12px}.empty-state p{color:var(--text-soft);margin:0}.preview-steps{display:flex;gap:9px;flex-wrap:wrap;margin-top:28px}.preview-steps span{font-size:13px;border:1px solid var(--border);padding:5px 11px;border-radius:6px}.result-header{display:flex;justify-content:space-between;gap:20px;align-items:start;margin-bottom:18px}.result-header h3{font-size:23px;line-height:1.3;margin:0}.result-time{font:12px var(--font-mono);color:var(--text-soft);white-space:nowrap;padding-top:6px}.case-context{font-size:13px;color:var(--text-soft);border-left:2px solid var(--border-strong);padding-left:12px;margin-bottom:20px}.response-label{margin-top:22px}.summary{font-size:14px;color:var(--text-soft);margin:12px 0}.citations{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0 22px}.citations a,.citations span{font-size:12px;color:var(--accent);padding:5px 8px;background:var(--surface);border-radius:6px}.review-actions{display:flex;gap:10px;flex-wrap:wrap}.btn:disabled{opacity:.4;cursor:not-allowed}.action-status{font-size:14px;margin:14px 0;min-height:24px;color:var(--accent)}.inspection-grid{display:grid;grid-template-columns:1fr;gap:12px;margin-top:18px}details{border-top:1px solid var(--border);padding-top:15px;margin-top:15px}summary{cursor:pointer;font-size:14px;font-weight:600;line-height:1.5;list-style-position:inside}summary span{float:right;color:var(--text-soft);font-weight:400}.check{display:flex;gap:10px;align-items:start;font-size:13px;padding:7px 0;border-bottom:1px solid var(--border)}.check b{font-weight:500}.check small{display:block;font-size:12px;color:var(--text-soft)}.pass{color:#81dfb2}.fail{color:#ffb58e}.trace{padding-left:20px;margin-bottom:0}.trace li{font-size:13px;margin:12px 0}.trace span{display:block;color:var(--text-soft);font-size:12px;margin-top:3px}.packet pre{white-space:pre-wrap;overflow-wrap:anywhere;font-size:12px;max-height:360px;overflow:auto;color:var(--text-soft);background:var(--bg-soft);padding:16px;border-radius:8px}.eval-strip{display:flex;justify-content:space-between;align-items:center;gap:20px;border-bottom:1px solid var(--border);padding:24px 0}.eval-strip h3{font-size:17px;margin:0 0 5px}.eval-strip p{font-size:14px;color:var(--text-soft);margin:0}.suite{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:12px}.suite-card{border:1px solid var(--border);border-radius:9px;padding:13px;font-size:14px}.suite-card p{font-size:12px;color:var(--text-soft);margin:4px 0 0}.demo-section{padding-top:64px}.demo-section>h2{font-size:30px;line-height:1.2;letter-spacing:-.03em;margin:0 0 24px;max-width:760px}.role-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.role-grid article{border-top:1px solid var(--border-strong);padding:22px 0}.role-grid article>span{color:var(--accent);font-size:12px;font-family:var(--font-mono)}.role-grid h3,.practice-grid h3,.value-panel h3,.evidence-row h3{font-size:19px;margin:12px 0}.role-grid p,.practice-grid p,.evidence-row p,.research-section p{font-size:15px;color:var(--text-soft);line-height:1.7}.role-grid .implementation{font-size:13px;color:var(--accent)}.value-panel{display:grid;grid-template-columns:1.15fr 1fr;gap:36px;margin-top:20px;border:1px solid var(--border);border-radius:14px;padding:26px;background:var(--surface)}.value-panel p{font-size:14px;color:var(--text-soft)}.value-inputs{display:grid;grid-template-columns:1fr 1fr;gap:12px}.value-inputs label{font-size:12px;color:var(--text-soft);line-height:1.4}.value-inputs input{margin-top:7px}.value-inputs output{align-self:end;font-size:26px;color:var(--accent);line-height:1.3}.value-inputs output small{font-size:12px;display:block;color:var(--text-soft)}.section-lede{color:var(--text-soft);max-width:940px;margin-top:-4px;font-size:16px}.practice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:30px}.practice-grid article{border-left:2px solid var(--border-strong);padding:0 20px}.practice-grid h3{margin-top:0}.practice-grid b{font-size:13px;color:var(--accent)}.evidence-row{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-top:34px;border-top:1px solid var(--border);padding-top:24px}.evidence-row a{font-size:14px;color:var(--accent)}.source-list{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:20px 0}.source-list a,.source-list>div{border:1px solid var(--border);border-radius:9px;padding:15px;font-size:14px}.source-list small{display:block;color:var(--text-soft);font-size:12px;margin-top:6px}.research-section details p{max-width:950px}.demo-footer{max-width:1248px;margin:54px auto 0;padding:24px 0;border-top:1px solid var(--border);font-size:13px;color:var(--text-soft)}.demo-footer a{color:var(--accent)}
@media(max-width:900px){.workbench{grid-template-columns:280px minmax(0,1fr)}.input-panel,.result-panel{padding:20px}.mode-pill{max-width:220px}.practice-grid{grid-template-columns:1fr}.value-panel{grid-template-columns:1fr}.demo-main{padding:24px}.demo-nav{padding:18px 24px}.demo-footer{margin:40px 24px 0}}
@media(max-width:680px){.demo-main{padding:22px 16px}.demo-nav{padding:16px;align-items:start}.demo-brand small{max-width:190px;font-size:12px}.demo-nav>a:last-child{font-size:12px;white-space:nowrap}.demo-intro h1{font-size:34px}.demo-intro>p:not(.demo-eyebrow){font-size:16px}.demo-tabs{gap:14px;font-size:13px}.section-line{flex-direction:column;align-items:start}.mode-pill{max-width:none}.workbench{grid-template-columns:1fr}.input-panel{border-right:0;border-bottom:1px solid var(--border)}.scenario-list{grid-template-columns:repeat(3,1fr)}.result-panel{min-height:0}.empty-state{min-height:260px}.role-grid,.evidence-row,.source-list{grid-template-columns:1fr}.suite{grid-template-columns:1fr 1fr}.eval-strip{align-items:start;flex-direction:column}.demo-section{padding-top:42px}.demo-section>h2{font-size:26px}.practice-grid article{padding-right:0}.value-panel{padding:20px}.value-inputs{gap:12px}.demo-footer{margin:30px 16px 0}.result-header{gap:10px}.result-time{white-space:normal}.review-actions .btn{font-size:13px;padding:10px 14px}.case-context{overflow-wrap:anywhere}.scenario{font-size:12px}.demo-nav .nav__mark{width:32px;height:32px;font-size:13px;flex-shrink:0}}
 .demo-page [hidden]{display:none!important}

/* Guided tour layout: three requests, a line showing how far each one got, then the result. */
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
.demo-intro h1{max-width:24ch}
.demo-intro>p:not(.demo-eyebrow){max-width:68ch}
.tour{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:34px 0 0}
.tour-step{display:flex;gap:14px;align-items:center;text-align:left;font:inherit;color:var(--text);background:var(--surface);border:1px solid var(--border-strong);border-radius:14px;padding:18px 20px;cursor:pointer;transition:border-color .15s,background .15s}
.tour-step:hover:not(:disabled),.tour-step[aria-pressed=true]{border-color:var(--accent);background:rgba(110,231,255,.07)}
.tour-step:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.tour-step:disabled{opacity:.55;cursor:progress}
.tour-step b{flex:none;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;border:1px solid var(--accent);color:var(--accent);font-size:15px}
.tour-step span{font-size:17px;font-weight:600;line-height:1.3}
.tour-step small{display:block;font-size:13px;font-weight:400;color:var(--text-soft);margin-top:4px}
.said{margin:26px 0 0;font-size:17px;color:var(--text);max-width:70ch;border-left:2px solid var(--border-strong);padding-left:14px}

.rail{list-style:none;display:grid;grid-template-columns:repeat(7,1fr);margin:30px 0 26px;padding:0}
.rail li{position:relative;padding:26px 8px 0 0;min-width:0}
.rail li::before{content:"";position:absolute;top:7px;left:0;right:0;height:2px;background:var(--border-strong)}
.rail li:last-child::before{right:calc(100% - 16px)}
.rail i{position:absolute;top:0;left:0;width:16px;height:16px;border-radius:50%;background:var(--bg);border:2px solid var(--border-strong);transition:background .2s,border-color .2s,box-shadow .2s}
.rail b{display:block;font-size:14px;font-weight:600;color:var(--text-soft);line-height:1.3}
.rail small{display:block;font-size:12.5px;color:var(--text-soft);margin-top:3px;min-height:18px}
.rail [data-state=done] i{background:#81dfb2;border-color:#81dfb2}
.rail [data-state=done]::before{background:#81dfb2}
.rail [data-state=done] b{color:var(--text)}
.rail [data-state=stop] i{background:#ff8f6b;border-color:#ff8f6b;box-shadow:0 0 0 5px rgba(255,143,107,.2)}
.rail [data-state=stop] b,.rail [data-state=stop] small{color:#ffb58e}
.rail [data-state=wait] i{border-color:var(--accent);box-shadow:0 0 0 5px rgba(110,231,255,.18);animation:rail-wait 1.2s ease-in-out infinite}
.rail [data-state=wait] b,.rail [data-state=wait] small{color:var(--accent)}
.rail [data-state=closed] i{border-style:dashed}
@keyframes rail-wait{50%{box-shadow:0 0 0 9px rgba(110,231,255,.05)}}
@media(prefers-reduced-motion:reduce){.rail [data-state=wait] i{animation:none}.tour-step,.rail i{transition:none}}

.stage-grid{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(0,1fr);gap:22px;align-items:start}
.stage-grid .result-panel{min-height:0;border:1px solid var(--border-strong);border-radius:16px}
.stage-grid .empty-state{min-height:150px;max-width:none;margin:0}
.stage-grid .empty-state h3{font-size:20px}
.result-panel textarea,.own-request textarea{width:100%;box-sizing:border-box;font:inherit;font-size:15px;line-height:1.6;color:var(--text);background:var(--bg-soft);border:1px solid var(--border);border-radius:10px;padding:12px 14px;resize:vertical}
.result-panel details{border-top:1px solid var(--border);padding:12px 0}
.result-panel summary,.own-request>summary,.deep>summary{cursor:pointer;font-size:14px;color:var(--text-soft)}
.result-panel summary:hover,.own-request>summary:hover,.deep>summary:hover{color:var(--accent)}
.shows{border-left:2px solid var(--accent);padding:4px 0 4px 20px}
.shows h3{font-size:14px;font-weight:600;color:var(--accent);margin:0 0 10px}
.shows p{font-size:18px;line-height:1.55;margin:0}
.shows .shows-role{font-size:13px;color:var(--text-soft);margin-top:14px}
.tasks-title{font-size:17px;margin:30px 0 4px}
.own-request{margin-top:28px;border-top:1px solid var(--border);padding-top:16px}
.own-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:26px;margin-top:16px}
.own-grid label{display:block;font-size:14px;font-weight:600;margin-bottom:8px}
.own-grid .run-button{margin-top:12px}
.runtime-line{font-size:12.5px;color:var(--text-soft);line-height:1.6;margin:14px 0 0;max-width:110ch}

.role-map{margin:26px 0 0;display:grid;gap:0}
.role-map>div{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2.2fr);gap:28px;padding:20px 0;border-top:1px solid var(--border)}
.role-map dt{font-size:18px;font-weight:600;line-height:1.35}
.role-map dd{margin:0;font-size:15.5px;line-height:1.65;color:var(--text-soft);max-width:72ch}
.role-map dd small{display:block;font-size:13px;color:var(--accent);margin-top:8px}
.finding{margin-top:30px;border:1px solid var(--border-strong);border-radius:16px;padding:26px 28px;background:var(--surface)}
.finding h3{font-size:14px;font-weight:600;color:var(--accent);margin:0 0 10px}
.finding p{font-size:19px;line-height:1.55;margin:0;max-width:66ch}
.deep{border-top:1px solid var(--border);padding:16px 0}
.deep>summary{font-size:16px;color:var(--text)}
.deep[open]>summary{margin-bottom:14px}
.deep .value-panel{margin-top:0}

@media(max-width:900px){
  .tour{grid-template-columns:1fr}
  .stage-grid,.own-grid{grid-template-columns:1fr}
  .rail{grid-template-columns:1fr;gap:0;margin:22px 0}
  .rail li{padding:0 0 16px 30px}
  .rail li::before{top:0;bottom:0;left:7px;right:auto;width:2px;height:auto}
  .rail li:last-child::before{right:auto;bottom:calc(100% - 16px)}
  .rail b,.rail small{display:inline}
  .rail small{margin-left:8px}
  .role-map>div{grid-template-columns:1fr;gap:8px}
  .shows p{font-size:16.5px}
  .finding p{font-size:17px}
}

/* Use case pages */
.crumb{font-size:13px;color:var(--text-soft);margin:0 0 18px}
.crumb a{color:var(--accent)}
.finding-title{font-size:22px;margin:0 0 16px}
.finding{margin-top:0}
.practice-intro{max-width:920px}
.practice-intro h1{font-size:clamp(32px,4.4vw,52px);letter-spacing:-.04em;line-height:1.08;margin:0 0 16px;max-width:20ch}
.practice-intro p{font-size:18px;line-height:1.6;color:var(--text-soft);margin:0;max-width:66ch}
.case-list{display:grid;gap:0;margin:44px 0 0}
.case{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.5fr);gap:36px;padding:34px 0;border-top:1px solid var(--border-strong)}
.case h2{font-size:26px;letter-spacing:-.02em;line-height:1.2;margin:0 0 10px}
.case .state{display:inline-block;font-size:12.5px;border:1px solid var(--border-strong);border-radius:20px;padding:4px 11px;color:var(--text-soft)}
.case .state--live{color:#81dfb2;border-color:#81dfb2}
.case p{font-size:17px;line-height:1.6;margin:0 0 14px;max-width:62ch}
.case ul{margin:0 0 18px;padding-left:20px;color:var(--text-soft);font-size:15.5px;line-height:1.7;max-width:62ch}
.case .btn{margin-top:2px}
.about-line{margin-top:44px;border-top:1px solid var(--border);padding-top:22px;font-size:15px;color:var(--text-soft);max-width:80ch;line-height:1.7}
.about-line a{color:var(--accent)}
@media(max-width:900px){.case{grid-template-columns:1fr;gap:12px;padding:26px 0}}

/* Shared site header on the use case pages (the homepage header is fixed to the top). */
.demo-page .demo-main{padding-top:104px}
.nav__links a[aria-current=page]{color:var(--text)}
.nav__links a[aria-current=page]::after{width:100%}
.draft{font-size:16.5px;line-height:1.65;color:var(--text);background:var(--bg-soft);border:1px solid var(--border);border-radius:10px;padding:14px 16px;margin:0;white-space:pre-wrap}
.trust{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:22px}
.trust h3{font-size:19px;margin:0 0 8px}
.trust p{font-size:15.5px;line-height:1.65;color:var(--text-soft);margin:0}
.diagram-wrap{overflow-x:auto;margin-top:22px;border:1px solid var(--border);border-radius:16px;background:var(--surface);padding:18px}
.diagram{display:block;width:100%;min-width:760px;height:auto}
.d-box rect{fill:var(--bg-soft);stroke:var(--border-strong);stroke-width:1.5}
.d-box--main rect{stroke:var(--accent);stroke-width:2}
.d-line path{fill:none;stroke:var(--text-soft);stroke-width:1.5}
.d-line .d-dash{stroke-dasharray:5 5}
.d-head{fill:var(--text-soft)}
.d-title text{fill:var(--text);font-size:16px;font-weight:600;text-anchor:middle}
.d-sub text{fill:var(--text-soft);font-size:12.5px;text-anchor:middle}
.d-sub .d-note{text-anchor:start}
.tiles{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:22px}
.tile{border:1px solid var(--border-strong);border-radius:14px;padding:20px;background:var(--surface)}
.tile b{display:block;font-size:30px;letter-spacing:-.02em;line-height:1.1}
.tile span{display:block;font-size:15.5px;margin-top:8px;line-height:1.4}
.tile small{display:block;font-size:13px;color:var(--text-soft);margin-top:10px;line-height:1.55}
.deep .role-map{margin-top:6px}
.deep .section-lede{margin:0 0 12px;font-size:15.5px}
.deep .section-lede a{color:var(--accent)}
.cta p{font-size:17px;color:var(--text-soft);margin:6px 0 18px}
@media(max-width:900px){.trust{grid-template-columns:1fr;gap:20px}.tiles{grid-template-columns:1fr 1fr}.demo-page .demo-main{padding-top:112px}}
@media(max-width:520px){.tiles{grid-template-columns:1fr}}

/* Customer self-service chat */
.chat-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:24px;align-items:start;margin-top:30px}
.chat{border:1px solid var(--border-strong);border-radius:16px;padding:20px;background:rgba(11,15,28,.3)}
.chat-log{min-height:220px;display:flex;flex-direction:column;gap:12px;margin-bottom:16px}
.chat-hint{color:var(--text-soft);font-size:15px;margin:auto 0}
.bubble{max-width:86%;border-radius:14px;padding:11px 14px;font-size:16px;line-height:1.55}
.bubble p{margin:0;white-space:pre-wrap}
.bubble small{display:block;font-size:12px;color:var(--accent);margin-bottom:4px}
.bubble--you{align-self:flex-end;background:rgba(110,231,255,.12);border:1px solid rgba(110,231,255,.3)}
.bubble--agent{align-self:flex-start;background:var(--bg-soft);border:1px solid var(--border)}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.chip{font:inherit;font-size:13.5px;line-height:1.35;text-align:left;color:var(--text-soft);background:transparent;border:1px solid var(--border-strong);border-radius:18px;padding:7px 12px;cursor:pointer}
.chip:hover:not(:disabled){border-color:var(--accent);color:var(--text)}
.chip:focus-visible,.chat-form input:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.chip:disabled{opacity:.5;cursor:progress}
.chat-form{display:flex;gap:10px}
.chat-form input{flex:1;min-width:0;font:inherit;font-size:16px;color:var(--text);background:var(--bg-soft);border:1px solid var(--border);border-radius:10px;padding:11px 14px}
.behind{border-left:2px solid var(--accent);padding:2px 0 2px 20px}
.behind h3{font-size:14px;font-weight:600;color:var(--accent);margin:0 0 12px}
.steps{list-style:none;margin:0;padding:0}
.steps li{position:relative;padding:0 0 16px 26px}
.steps li::before{content:"";position:absolute;left:6px;top:14px;bottom:0;width:2px;background:var(--border-strong)}
.steps li:last-child::before{display:none}
.steps i{position:absolute;left:0;top:4px;width:14px;height:14px;border-radius:50%;background:#81dfb2}
.steps [data-state=stop] i{background:#ff8f6b}
.steps b{display:block;font-size:15px;font-weight:600}
.steps span{display:block;font-size:13.5px;color:var(--text-soft);line-height:1.5;margin-top:2px}
.outcome{border:1px solid var(--border-strong);border-radius:12px;padding:14px 16px;background:var(--surface);margin-top:4px}
.outcome b{display:block;font-size:17px}
.outcome p{font-size:14px;color:var(--text-soft);margin:6px 0 0;line-height:1.55}
.outcome a{color:var(--accent)}
.outcome small{display:block;font:12px var(--font-mono);color:var(--text-soft);margin-top:8px}
.role-map dd small:empty{display:none}
.diagram-wrap+.field-help{margin-top:10px}
.trust+.diagram-wrap{margin-top:30px}
@media(max-width:900px){.chat-grid{grid-template-columns:1fr}.bubble{max-width:100%}}

/* Follow-up from the UX review */
.tour{grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.demo-intro .why{font-size:19px;color:var(--text);margin:0 0 12px;max-width:62ch}
.back-link{margin:10px 0 0;font-size:14px}
.back-link a{color:var(--accent)}
.state-note{font-size:13.5px;color:var(--text-soft);margin:10px 0 0;max-width:30ch;line-height:1.5}
.outcome-action{display:inline-block;margin-top:12px;font-size:14px;padding:10px 16px}
.bubble-how{display:none;font-size:12.5px;color:var(--accent);margin-top:6px}
.cta .btn{margin:0 8px 10px 0}
.diagram-wrap{scrollbar-width:thin;scrollbar-color:var(--border-strong) transparent}
@media(max-width:900px){.bubble-how{display:inline-block}.case{padding-right:4px}}

/* Thinking indicator in the chat */
.bubble--thinking p{display:flex;align-items:center;gap:10px;color:var(--text-soft)}
.bubble--thinking .typing{display:inline-flex;gap:5px}
.bubble--thinking .typing span{width:7px;height:7px;border-radius:50%;background:var(--accent);animation:thinking-pulse 1.2s ease-in-out infinite}
.bubble--thinking .typing span:nth-child(2){animation-delay:.2s}
.bubble--thinking .typing span:nth-child(3){animation-delay:.4s}
@keyframes thinking-pulse{0%,80%,100%{opacity:.25;transform:scale(.8)}40%{opacity:1;transform:scale(1)}}
@media(prefers-reduced-motion:reduce){.bubble--thinking .typing span{animation:none;opacity:.7}}


/* One site: the use case pages share the homepage's width, type scale and footer. */
.demo-page{--maxw:1120px}
.demo-page .demo-main{max-width:var(--maxw);margin:0 auto;padding:112px var(--gutter) 0}
.demo-page .demo-intro,.demo-page .practice-intro{max-width:none}
.demo-page .demo-intro h1,.demo-page .practice-intro h1{font-family:var(--font-display);font-size:clamp(2.1rem,4.6vw,3.4rem);letter-spacing:-.02em;line-height:1.1;max-width:none}
.demo-page .demo-intro>p,.demo-page .practice-intro p{max-width:70ch}
.demo-page .practice-intro p+p{margin-top:12px}
.demo-page .demo-section>h2,.demo-page .finding-title{font-family:var(--font-display);font-size:clamp(1.6rem,3.2vw,2.3rem);letter-spacing:-.02em;margin:0 0 6px}
.live-grid{margin-top:22px}
.live-grid .card--demo ul{margin:0;padding-left:20px;color:var(--text-soft);font-size:15px;line-height:1.7}
.live-grid .state{margin-bottom:-4px}
.case h3{font-size:22px;letter-spacing:-.01em;line-height:1.25;margin:0 0 10px}
.case-list{margin-top:18px}
.live-grid .state{display:inline-block;font-size:12.5px;border:1px solid var(--border-strong);border-radius:20px;padding:4px 11px;color:var(--text-soft)}
.live-grid .state--live{color:#81dfb2;border-color:#81dfb2}
.live-grid .card--demo p{flex:0 0 auto}
.live-grid .card--demo ul{flex:1}


/* Light theme on the use case pages */
[data-theme='light'] .result-panel,[data-theme='light'] .chat{background:var(--surface)}
[data-theme='light'] .pass,[data-theme='light'] .state--live,[data-theme='light'] .live-grid .state--live{color:#0b7a55}
[data-theme='light'] .state--live,[data-theme='light'] .live-grid .state--live{border-color:#0b7a55}
[data-theme='light'] .fail,[data-theme='light'] .rail [data-state=stop] b,[data-theme='light'] .rail [data-state=stop] small{color:#b4481f}
[data-theme='light'] .rail [data-state=done] i,[data-theme='light'] .rail [data-state=done]::before,[data-theme='light'] .steps i{background:#1fa672;border-color:#1fa672}
[data-theme='light'] .bubble--you{background:rgba(37,99,235,.08);border-color:rgba(37,99,235,.3)}
[data-theme='light'] .tour-step:hover:not(:disabled),[data-theme='light'] .tour-step[aria-pressed=true]{background:rgba(37,99,235,.06)}

.case-for{font-size:15px;color:var(--text-soft);line-height:1.55;margin:0;max-width:32ch}
.case .case-person{font-size:15.5px;color:var(--text-soft);margin:0}
.case .case-person b{color:var(--text);font-weight:600}