/* Owl Post · standalone static microsite */
:root{
  --navy:#09264c;--ink:#0b2444;--blue:#17416a;--sun:#f5c400;--gold:#f7b92d;
  --cream:#fff9e9;--paper:#fffcf4;--fog:#e9eff0;--line:#d6dede;
  --muted:#597083;--white:#fff;--radius:22px;
  --font-body:"IBM Plex Sans",Arial,sans-serif;--font-heading:"Outfit","IBM Plex Sans",sans-serif;
  --shadow:0 24px 64px rgba(9,38,76,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:100px}
body{margin:0;color:var(--ink);font-family:var(--font-body);background:var(--paper);-webkit-font-smoothing:antialiased}
h1,h2,h3,p{margin:0}
h1,h2,h3{font-family:var(--font-heading);letter-spacing:-.045em}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #ce9510;outline-offset:4px}
.skip-link{position:absolute;top:-100px;left:12px;background:white;padding:12px;z-index:1000}
.skip-link:focus{top:10px}
.section-shell{max-width:1320px;margin:0 auto;padding-left:clamp(22px,5vw,75px);padding-right:clamp(22px,5vw,75px)}
.announce{height:35px;background:var(--navy);color:#fffbdf;text-align:center;display:flex;align-items:center;justify-content:center;gap:10px;font-size:11px;letter-spacing:.055em}
.announce strong{font-weight:800;color:var(--sun)}
.announce-dot{width:7px;height:7px;border-radius:50%;background:var(--sun);box-shadow:0 0 0 4px #f5c40024}
.announce-divider{color:#aec2c9}
.site-header{height:82px;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(22px,5vw,75px);background:var(--paper);border-bottom:1px solid var(--line);position:relative;z-index:20}
.logo{display:flex;align-items:center;gap:11px;font-family:var(--font-heading);font-weight:700;letter-spacing:-.045em;font-size:31px;color:var(--navy);line-height:1}
.logo-gold{color:#d49f00}
.logo sup{font-size:9px;vertical-align:super;margin-left:3px;letter-spacing:0;color:#9aa8ab}
.logo-mark{width:42px;height:42px;display:grid;place-items:center;border:1px solid #d3dfe4;border-radius:13px;background:#fff;overflow:hidden}
.logo-mark img{max-width:90%;max-height:90%;object-fit:contain}
.main-nav{display:flex;align-items:center;gap:clamp(14px,2.2vw,30px)}
.main-nav>a{font-size:13px;font-weight:700;transition:color .2s}
.main-nav>a:hover{color:#ba8f0d}
.main-nav .nav-cta{border:1px solid var(--navy);border-radius:40px;padding:13px 17px;white-space:nowrap;background:var(--navy);color:#fff}
.main-nav .nav-cta:hover{background:#16497b;color:#fff}
.main-nav .nav-cta span{color:var(--sun);margin-left:10px}
.menu-toggle{display:none;width:44px;height:44px;background:#fff;border:1px solid var(--line);border-radius:12px;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.menu-toggle span{width:18px;height:2px;background:var(--navy);border-radius:2px}
.hero{min-height:655px;display:grid;grid-template-columns:minmax(0,.94fr) minmax(0,1.06fr);grid-template-areas:"preview content";align-items:center;gap:36px;overflow:hidden;background:radial-gradient(circle at 8% 32%,#f8db76 0,transparent 28%),radial-gradient(circle at 32% 84%,#ecf2f4 0,transparent 26%),var(--cream);position:relative;padding-top:80px;padding-bottom:92px}
.hero:after{content:"";position:absolute;height:9px;width:54%;background:var(--sun);bottom:0;right:0;border-radius:9px 0 0 0}
.hero-copy{grid-area:content}
.eyebrow{font-size:12px;font-weight:800;letter-spacing:.18em;color:#356082;display:flex;align-items:center;gap:10px}
.eyebrow-icon{width:29px;height:29px;display:grid;place-items:center;border:1px solid #d7c56c;background:#fff7b8;border-radius:50%;font-size:14px;color:#ab8400}
.hero h1{font-size:clamp(48px,5.1vw,72px);line-height:1.035;max-width:750px;margin:27px 0 26px;font-weight:700}
.hero h1 em,.section-head h2 em,.audience-copy h2 em{color:#d6a500;font-style:normal}
.hero-lead{font-size:clamp(16px,1.35vw,19px);line-height:1.7;color:#456079;max-width:540px}
.actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:34px}
.button{display:inline-flex;align-items:center;justify-content:center;gap:26px;border:2px solid transparent;border-radius:50px;padding:16px 24px;font-weight:800;font-size:14px;transition:transform .2s,background .2s,box-shadow .2s}
.button:hover{transform:translateY(-3px);box-shadow:0 10px 24px #09264c20}
.button span{font-size:18px}
.button-primary{background:var(--sun);color:#142a32;border-color:#e1b500}
.button-primary:hover{background:#ffdb44}
.button-outline{border-color:#18374b;color:var(--navy);background:transparent}
.hero-foot{display:flex;flex-wrap:wrap;align-items:center;gap:11px;font-size:12px;color:#6d7c86;margin-top:30px;font-weight:600}
.hero-foot .dot{width:7px;height:7px;border-radius:50%;background:#58b876}
.hero-foot .separator{height:13px;width:1px;background:#b5bdba}
.hero-art{grid-area:preview;position:relative;min-height:510px;display:grid;place-items:center}
.orbit{position:absolute;border:1px solid rgba(9,38,76,.15);border-radius:50%;transform:rotate(-20deg)}
.orbit-one{width:610px;height:360px}
.orbit-two{width:480px;height:570px;transform:rotate(58deg);border-color:rgba(9,38,76,.08)}
.chat-stage{position:relative;width:min(100%,560px);height:420px;border:2px solid #09264c;border-radius:19px;background:white;box-shadow:14px 16px 0 #09264c,0 24px 60px #09264c28;transform:rotate(-3deg);overflow:hidden;z-index:2}
.stage-bar{height:39px;background:var(--navy);color:white;display:flex;align-items:center;gap:6px;padding:0 16px}
.stage-dot{background:#e6f0eb;width:6px;height:6px;border-radius:50%;opacity:.5}.stage-dot:first-child{background:var(--sun);opacity:1}
.stage-title{font-size:9px;letter-spacing:.18em;font-weight:800;margin-left:12px}.stage-right{margin-left:auto;color:var(--sun)}
.chat-layout{display:grid;grid-template-columns:34% 66%;height:calc(100% - 39px)}
.chat-rail{background:#f0f4f5;border-right:1px solid #dbe5e8;padding:23px 12px;color:#244765}
.chat-label{font-size:9px;font-weight:800;letter-spacing:.12em;color:#718796;margin:0 0 13px 8px}
.course-row{display:flex;align-items:center;gap:9px;padding:12px 9px;border-radius:9px;font-size:12px;font-weight:800}
.course-row.selected{background:#e2eaa9;color:var(--navy)}.course-icon{font-size:15px;color:#617d8d}.tiny-badge{margin-left:auto;background:var(--navy);color:white;border-radius:10px;padding:1px 5px;font-size:9px}
.chat-rail-divider{margin:15px 2px;border-top:1px solid #d1dde2}.channel-row{font-size:11px;color:#4a6877;padding:9px 8px;font-weight:700}
.chat-main{min-width:0;position:relative;background:#fffdf8}
.chat-head{height:66px;border-bottom:1px solid #e3e9eb;display:flex;align-items:center;justify-content:space-between;padding:0 16px}
.chat-head b{display:block;font-size:13px}.chat-head small{display:block;color:#85949b;font-size:9px;margin-top:4px}.head-people{color:#c3d3d5;font-size:13px;letter-spacing:-3px}
.chat-messages{padding:26px 16px 18px}.message{display:flex;gap:9px;margin-bottom:24px}
.avatar{width:29px;height:29px;border-radius:9px;display:grid;place-items:center;font-weight:800;font-size:12px;flex:none}
.avatar-blue{background:#bad5f0;color:#184674}.avatar-yellow{background:#ffe58f;color:#7b5900}
.message-by{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:10px}.message-by time{font-size:9px;color:#a1b0b8}.message p{font-size:11px;line-height:1.55;margin-top:5px;color:#566d79}
.attachment{margin-top:9px;padding:8px 10px;border:1px solid #d7e4e5;border-radius:8px;font-size:10px;font-weight:700;background:#f5f9f6;display:flex;justify-content:space-between}
.typing{display:flex;align-items:center;gap:4px;padding-left:6px}.typing>span{width:5px;height:5px;background:#b3c6d0;border-radius:50%}.typing small{color:#91a3a9;font-size:9px;margin-left:5px}
.chat-input{position:absolute;left:15px;right:15px;bottom:16px;border:1px solid #d9e2e4;border-radius:9px;padding:13px;display:flex;align-items:center;justify-content:space-between;color:#9faeb5;font-size:10px}
.chat-input b{color:#dfad0b}
.floating-card{position:absolute;display:flex;align-items:center;gap:10px;z-index:4;background:#fff;border:1px solid #d9e6df;border-radius:14px;padding:12px 15px;box-shadow:0 11px 26px #132d3a20}
.floating-card span:last-child{display:flex;flex-direction:column;gap:2px}.floating-card b{font-size:12px}.floating-card small{font-size:10px;color:#72838c}
.float-emoji{width:37px;height:37px;background:var(--sun);border:1px solid var(--navy);border-radius:10px;display:grid;place-items:center;font-size:20px;font-weight:800}
.floating-top{right:-10px;top:11px;transform:rotate(6deg)}.floating-bottom{left:-30px;bottom:11px;transform:rotate(-5deg)}.floating-bottom .float-emoji{background:#c8e6f3}
/* Shared chapter layout: problem/vision, audience, questions and explore. */
.story-section{background:#fffaf0;padding:clamp(64px,7.5vw,104px) 0;border-top:1px solid #e6dfcd}
.story-opening{display:grid;grid-template-columns:115px minmax(0,1.45fr) minmax(240px,.68fr);align-items:end;gap:26px;padding-bottom:54px}
.story-chapter{display:flex;flex-direction:column;gap:10px;align-self:start;border-top:2px solid var(--navy);padding-top:13px;color:var(--navy)}
.story-chapter span:first-child{font:700 36px/1 var(--font-heading);letter-spacing:-.035em}
.story-chapter span:last-child{font-size:9px;font-weight:800;line-height:1.6;letter-spacing:.12em}
.story-opening h2{font-size:clamp(43px,4.3vw,64px);line-height:1.08;letter-spacing:-.035em;font-weight:700}
.story-opening h2 em{font-style:normal;color:#ba8b00}
.story-introduction{border-left:2px solid var(--sun);padding-left:25px}
.story-introduction p{font-size:14px;line-height:1.76;color:#4e6576}
.story-introduction p+p{margin-top:14px;color:#253f54;font-weight:600}
.story-comparison{border-top:2px solid var(--navy)}
.story-entries{display:block}
.story-table-head{display:grid;grid-template-columns:1fr 1fr;gap:22px;padding:17px 0 17px 173px;border-bottom:1px solid #b8c4c4}
.story-table-head span{color:#617584;font-size:10px;font-weight:800;letter-spacing:.17em}
.story-table-head span:last-child{color:#9d7711}
.story-entry{display:grid;grid-template-columns:147px minmax(0,1fr) minmax(0,1fr);gap:26px;align-items:stretch;border-bottom:1px solid #cbd5d1;padding:33px 0}
.story-entry-number{font:800 11px/1.5 var(--font-body);letter-spacing:.13em;color:#a47f19;padding-top:8px}
.story-entry h3{font:700 clamp(20px,1.85vw,27px)/1.18 var(--font-heading);letter-spacing:-.04em;margin-bottom:12px}
.story-entry p{font-size:13px;line-height:1.7;color:#647886;max-width:350px}
.story-current h3{color:#27445d}
.story-proposal{padding-left:26px;border-left:1px solid #a7b9b8;position:relative}
.story-proposal::before{content:"";position:absolute;top:4px;left:-2px;width:3px;height:39px;background:#d3a40d}
.story-proposal h3{color:#102f4e}
.story-proposal p{color:#4c6875}
.story-endnote{display:grid;grid-template-columns:147px minmax(0,640px);gap:26px;align-items:start;padding-top:22px;color:#536b78}
.story-endnote span{font-size:9px;line-height:1.5;font-weight:800;color:#a87c10;letter-spacing:.13em}
.story-endnote p{font-size:12px;line-height:1.7}


.story-opening-compact h2{grid-column:2/-1}
.audience-entries,.faq-items{border-top:2px solid var(--navy)}
.audience-entry{align-items:start;padding:27px 0}
.audience-entry h3{margin:0}
.audience-entry>p{padding-left:26px;border-left:1px solid #a7b9b8;max-width:430px}
.faq-items details{border-bottom:1px solid #cbd5d1}
.faq-items summary{display:grid;grid-template-columns:147px minmax(0,1fr) 30px;gap:26px;align-items:start;min-height:84px;padding:26px 0;cursor:pointer;list-style:none}
.faq-items summary::-webkit-details-marker{display:none}
.faq-items summary::marker{content:""}
.faq-number{padding-top:7px;font:700 11px/1.5 var(--font-body);letter-spacing:.13em;color:#a47f19}
.faq-question{font:600 clamp(20px,1.85vw,27px)/1.3 var(--font-heading);letter-spacing:-.025em;color:var(--navy)}
.faq-toggle{position:relative;display:block;width:28px;height:28px;flex:none}
.faq-toggle::before,.faq-toggle::after{content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);background:var(--navy)}
.faq-toggle::before{width:15px;height:1.5px}.faq-toggle::after{width:1.5px;height:15px}
.faq-items details[open] .faq-toggle::after{display:none}
.faq-items details[open] .faq-question{color:#9d7711}
.faq-answer{padding:0 56px 27px 173px}
.faq-answer p{font-size:15px;line-height:1.75;color:#4e6576;max-width:760px}
.chapter-link{display:inline-flex;align-items:center;gap:16px;font-weight:600;text-decoration:underline;text-underline-offset:5px;text-decoration-color:#b98f24}
.chapter-link span{font-size:18px;color:#9d7711}
.final-cta .story-opening{padding-bottom:0}
.final-cta .button{margin-top:21px;padding:12px 18px;font-size:13px;gap:20px}
.final-cta small{display:block;margin-top:12px;color:var(--muted);font-size:11px;line-height:1.5}
.footer{border-top:1px solid #d3dfe2;padding-top:50px;padding-bottom:50px;display:flex;align-items:end;justify-content:space-between;gap:22px}
.footer-brand p{font-size:12px;color:var(--muted);margin-top:13px}.footer-meta{display:flex;flex-direction:column;align-items:flex-end;gap:10px;text-align:right;color:#657f8c;font-size:12px}.footer-meta strong{color:var(--navy)}.footer-meta a{text-decoration:underline;text-decoration-color:#9bafba}
@media (max-width:1120px){
  .main-nav{gap:15px}
  .main-nav>a{font-size:12px}
  .hero{grid-template-columns:1fr 1fr;gap:10px}
  .hero h1{font-size:clamp(50px,5.65vw,72px)}
  .hero-art{transform:scale(.91);transform-origin:center}
  .floating-top{right:-12px}.floating-bottom{left:0}
}
@media (max-width:800px){
  .site-header{height:72px}
  .menu-toggle{display:flex}
  .main-nav{position:absolute;top:72px;left:0;right:0;background:var(--paper);border-bottom:1px solid #d5dbde;box-shadow:0 14px 24px #09264c18;display:none;flex-direction:column;align-items:stretch;padding:18px 24px 24px;gap:5px}
  .main-nav.is-open{display:flex}
  .main-nav>a{padding:14px 8px;font-size:15px}
  .main-nav .nav-cta{text-align:center;margin-top:10px}
  .hero{grid-template-columns:1fr;grid-template-areas:"content" "preview";padding-top:70px;padding-bottom:50px}
  .hero-copy{max-width:640px}
  .hero h1{font-size:clamp(51px,9vw,77px)}
  .hero-art{width:100%;min-height:460px;transform:scale(.94)}
  .footer{flex-direction:column;align-items:flex-start}
  .footer-meta{text-align:left;align-items:flex-start}
}
@media (max-width:520px){
  .announce{font-size:9px;padding:0 8px;gap:6px}
  .logo{font-size:27px}.logo-mark{height:38px;width:38px}
  .hero{padding-top:52px}
  .hero h1{font-size:clamp(34px,9.6vw,48px);margin-top:20px}
  .hero-lead{font-size:15px}
  .actions{flex-direction:column}
  .actions .button{width:100%}
  .hero-foot{font-size:10px}
  .hero-art{min-height:330px;transform:none;display:block;padding:10px 0 20px}
  .chat-stage{height:312px;transform:rotate(-2deg);box-shadow:7px 8px 0 var(--navy);width:97%;margin:auto}
  .stage-bar{height:30px}
  .chat-layout{height:calc(100% - 30px);grid-template-columns:35% 65%}
  .chat-rail{padding:12px 5px}.chat-label{font-size:7px;margin-bottom:8px}.course-row{font-size:9px;gap:5px;padding:8px 4px}.channel-row{font-size:8px;padding:8px 3px}
  .chat-head{height:47px;padding:0 8px}.chat-head b{font-size:10px}.chat-head small{font-size:8px}
  .chat-messages{padding:12px 7px}
  .avatar{height:23px;width:23px;font-size:9px}.message{gap:5px;margin-bottom:14px}.message p{font-size:9px}.message-by{font-size:8px;gap:4px}.message-by time{font-size:7px}.attachment{font-size:8px;padding:6px}.chat-input{left:8px;right:8px;bottom:8px;font-size:8px;padding:9px}
  .floating-card{display:none}
  .orbit{display:none}
}

@media(max-width:1160px){
  .story-opening{grid-template-columns:88px minmax(0,1.3fr) minmax(0,.85fr);gap:22px}
  .story-opening h2{font-size:clamp(40px,4vw,56px)}
  .story-table-head{padding-left:132px}
  .story-entry{grid-template-columns:110px minmax(0,1fr) minmax(0,1fr);gap:22px}
  .story-endnote{grid-template-columns:110px minmax(0,1fr);gap:22px}
  .faq-items summary{grid-template-columns:110px minmax(0,1fr) 28px;gap:22px}
  .faq-answer{padding-left:132px}
}
@media(max-width:800px){
  .story-opening{grid-template-columns:75px minmax(0,1fr);align-items:start;gap:20px;padding-bottom:35px}
  .story-opening h2{font-size:clamp(36px,6vw,52px)}
  .story-introduction{grid-column:2;max-width:550px}
  .story-table-head{padding-left:92px}
  .story-entry{grid-template-columns:72px minmax(0,1fr) minmax(0,1fr);gap:18px}
  .story-entry h3{font-size:21px}
  .story-proposal,.audience-entry>p{padding-left:18px}
  .story-endnote{grid-template-columns:72px minmax(0,1fr);gap:18px}
  .faq-items summary{grid-template-columns:72px minmax(0,1fr) 28px;gap:18px}
  .faq-answer{padding-left:90px;padding-right:46px}
}
@media(max-width:560px){
  .story-section{padding:54px 0}
  .story-opening{display:block;padding-bottom:29px}
  .story-chapter{flex-direction:row;align-items:center;gap:14px;margin-bottom:24px}
  .story-chapter span:first-child{font-size:27px}
  .story-opening h2{font-size:clamp(32px,8.4vw,46px);line-height:1.1}
  .story-introduction{margin-top:22px;padding-left:17px}
  .story-introduction p{font-size:14px}
  .story-table-head{display:none}
  .story-entry{grid-template-columns:minmax(0,1fr);gap:0;padding:25px 0}
  .story-entry-number{padding-top:0;margin-bottom:13px}
  .story-current{padding-bottom:19px}
  .story-current::before{content:"TODAY";display:block;color:#8b9b9f;font-size:9px;font-weight:700;letter-spacing:.15em;margin-bottom:9px}
  .story-proposal{padding:18px 0 0 17px;border-left:2px solid #cda424;border-top:1px solid #d8d4bf}
  .story-proposal::before{content:"THE IDEA";display:block;position:static;width:auto;height:auto;background:none;color:#a77f12;font-size:9px;font-weight:700;letter-spacing:.15em;margin-bottom:9px}
  .story-entry h3{font-size:23px;margin-bottom:9px}
  .story-entry p{max-width:none;font-size:14px}
  .audience-entry>p{padding-left:0;border-left:0}
  .story-endnote{display:block;padding-top:19px}
  .story-endnote p{margin-top:8px}
  .faq-items summary{grid-template-columns:25px minmax(0,1fr) 24px;gap:12px;padding:21px 0;min-height:75px}
  .faq-number{padding-top:4px;font-size:10px}
  .faq-question{font-size:20px;line-height:1.3}
  .faq-toggle{width:24px;height:24px}
  .faq-answer{padding:0 0 23px 37px}
  .faq-answer p{font-size:14px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}

/* The existing hero becomes an accessible, self-contained course preview. */
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}
.demo-badge{font:600 9px/1 var(--font-body);letter-spacing:.12em;border:1px solid #f5c40070;border-radius:4px;padding:4px 5px}
.chat-stage{transition:transform .28s ease,box-shadow .28s ease}
.chat-rail{overflow:auto;scrollbar-width:thin}
.course-row,.channel-row{width:100%;border:0;background:transparent;text-align:left;color:inherit}
.course-row{min-height:40px}
.course-row.selected{background:#fff0b1}
.course-row:not(.selected):hover,.channel-row:hover{background:#e3eaf0}
.channel-row{display:block;min-height:34px;border-radius:5px;white-space:nowrap}
.channel-row.selected{background:#e1e9ee;color:var(--navy);box-shadow:inset 2px 0 0 var(--gold)}
.chat-main{display:grid;grid-template-rows:66px minmax(0,1fr) auto;min-height:0}
.chat-head{min-width:0}
.chat-head>div{min-width:0}
.chat-messages{overflow:auto;min-height:0;padding-top:23px;scrollbar-width:thin}
.message-content{min-width:0}
.message-sample-label{font-size:8px;font-weight:600;letter-spacing:.07em;color:#6a7c87}
.message p{font-size:12px;line-height:1.6}
.message-by{row-gap:4px}
.attachment{justify-content:flex-start;gap:7px;font-weight:500;line-height:1.5}
.chat-demo-footer{display:flex;align-items:center;justify-content:space-between;gap:7px;padding:10px 12px;border-top:1px solid #e3e9eb;background:#fffdf8}
.chat-demo-footer>span{font-size:9px;color:#647b8a;line-height:1.4}
.chat-demo-footer button{display:flex;align-items:center;gap:9px;min-height:34px;padding:6px 9px;border:1px solid #cedadf;border-radius:6px;background:#edf2f3;color:var(--navy);font:600 10px/1.4 var(--font-body);white-space:nowrap}
.chat-demo-footer button:hover{background:#fff0b1;border-color:#c9a841}
.chat-stage button:focus-visible,.chat-messages:focus-visible{outline-offset:-3px;outline-width:2px}

/* A fine reading line follows the problem-to-proposal spread. Text stays visible without JS. */
.has-story-motion .story-entries{position:relative}
.has-story-motion .story-entries::before,.has-story-motion .story-entries::after{content:"";position:absolute;left:-20px;top:0;width:1px;height:100%;background:#d9d5c5;pointer-events:none}
.has-story-motion .story-entries::after{width:2px;height:calc(var(--story-progress,0)*100%);background:#c49a24}
.has-story-motion .story-entry-number{position:relative}
.has-story-motion .story-entry-number::before{content:"";position:absolute;left:-23px;top:13px;width:7px;height:7px;border:1px solid #c2c7c2;border-radius:50%;background:#fffaf0;z-index:1}
.has-story-motion .is-revealed .story-entry-number::before{background:#d5ae40;border-color:#b88f22}
@keyframes chapter-arrive{from{opacity:.3;transform:translateY(14px)}to{opacity:1;transform:none}}
@keyframes proposal-arrive{from{opacity:.3;transform:translateX(12px)}to{opacity:1;transform:none}}
@media(prefers-reduced-motion:no-preference){
  [data-demo-messages] .message{animation:chapter-arrive .24s ease both}
  .story-opening.is-revealed>h2,.story-opening.is-revealed>.story-chapter,.story-opening.is-revealed>.story-introduction{animation:chapter-arrive .5s ease both}
  .story-opening.is-revealed>.story-introduction{animation-delay:.09s}
  .has-story-motion .story-entry.is-revealed .story-current{animation:chapter-arrive .48s ease both}
  .has-story-motion .story-entry.is-revealed .story-proposal{animation:proposal-arrive .55s .1s ease both}
}
@media(min-width:561px) and (prefers-reduced-motion:no-preference){
  .has-story-motion .story-proposal::before{height:calc(100% - 4px);transform:scaleY(.18);transform-origin:top;transition:transform .7s ease}
  .has-story-motion .is-revealed .story-proposal::before{transform:scaleY(1)}
}
@media(hover:hover) and (prefers-reduced-motion:no-preference){
  .chat-stage:focus-within,.chat-stage:has(button:hover){transform:rotate(-1deg);box-shadow:10px 12px 0 #09264c,0 24px 60px #09264c28}
}
@media(max-width:520px){
  .hero-art{min-height:414px}
  .chat-stage{height:392px}
  .stage-title{font-size:8px;letter-spacing:.1em;margin-left:5px}
  .demo-badge{font-size:8px;padding:3px 4px}
  .stage-bar{padding:0 9px;gap:4px}
  .chat-rail{padding:12px 5px}
  .chat-label{font-size:8px;letter-spacing:.04em;margin-left:4px;margin-bottom:7px}
  .course-row{font-size:11px;min-height:40px;padding:8px 5px}
  .chat-rail-divider{margin:12px 2px}
  .channel-row{font-size:10px;min-height:38px;padding:9px 4px;letter-spacing:-.02em}
  .chat-main{grid-template-rows:55px minmax(0,1fr) auto}
  .chat-head{height:55px;padding:0 10px}
  .chat-head b{font-size:12px}.chat-head small{font-size:9px}
  .chat-messages{padding:15px 10px 10px}
  .message{gap:7px;margin-bottom:18px}.message-by{font-size:10px}
  .message p{font-size:12px}.message-sample-label{font-size:7px}
  .attachment{font-size:10px;padding:7px}
  .chat-demo-footer{padding:9px 8px;flex-wrap:wrap;gap:5px}
  .chat-demo-footer>span{font-size:9px}.chat-demo-footer button{font-size:10px;gap:5px;min-height:36px}
  .has-story-motion .story-entries::before,.has-story-motion .story-entries::after{left:-12px}
  .has-story-motion .story-entry-number::before{left:-15px;top:4px}
}