.demo-banner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:11px max(24px,calc((100vw - 1180px)/2));border-bottom:1px solid #b8d9dd;background:#eaf7f8;color:#214f58}.demo-banner>div{display:flex;align-items:baseline;gap:12px}.demo-banner strong{color:#0b626b}.demo-banner span{font-size:13px}.demo-banner a{flex:0 0 auto;border-radius:6px;background:#126b78;padding:8px 12px;color:#fff;font-size:13px;font-weight:800;text-decoration:none}.shell{width:min(1180px,calc(100% - 36px));margin:0 auto;padding-top:22px}.demo-status{display:inline-flex;margin-top:12px;border-radius:99px;background:#fff1c7;padding:5px 9px;color:#805c00;font-size:12px;font-weight:850}.demo-safety-card{align-self:end;display:grid;gap:4px;border:1px solid #c9dcdf;border-radius:8px;background:#fff;padding:12px;color:#49646b}.demo-safety-card strong{color:#214d55;font-size:13px}.demo-safety-card span{font-size:12px;line-height:1.4}.chat-layout{min-height:calc(100vh - 196px)}.chat-panel{grid-template-rows:auto minmax(360px,auto) auto}.messages{min-height:420px}.message.pending .bubble{color:#687c84;font-style:italic}.message .bubble{white-space:pre-wrap;line-height:1.5}.sample-data-control{display:flex;align-items:center;gap:8px;color:#5c7178;font-size:13px;font-weight:700}.sample-icon{display:grid;width:25px;height:25px;place-items:center;border-radius:50%;background:#e5f5ec;color:#16824b;font-weight:900}.speed-note{border-top:1px solid #d8e4e7;padding-top:10px;color:#5c7178;font-size:12px;line-height:1.45}.speed-note strong{color:#31535a}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}#resetDemo{min-height:38px}.app-footer{margin-top:20px}@media(max-width:900px){.demo-banner{align-items:flex-start;flex-direction:column;gap:8px}.demo-banner>div{align-items:flex-start;flex-direction:column;gap:3px}.demo-banner a{display:none}.shell{width:min(100% - 20px,1180px);padding-top:10px}.chat-layout{min-height:0}.messages{min-height:390px}.assistant-sidebar{display:none}}@media(max-width:560px){.topbar nav>a:first-child{display:none}.demo-banner{padding:9px 12px}.demo-banner span{font-size:12px}.chat-titlebar{padding:14px}.chat-titlebar h2{font-size:18px}.messages{padding:14px}.message{grid-template-columns:30px minmax(0,1fr);gap:8px}.message.user{grid-template-columns:minmax(0,1fr) 30px}.avatar{width:30px;height:30px}.bubble{padding:11px 12px}.chat-input{padding:10px;padding-bottom:max(10px,env(safe-area-inset-bottom))}.composer{grid-template-rows:minmax(52px,auto) auto;padding:10px 12px}.composer>textarea{min-height:52px;max-height:150px;font-size:16px}.sample-data-control{font-size:11px}.speed-note{font-size:11px}}