/* Selective depth around the work. Reading, sources and forms stay opaque. */
.main-shell{background:var(--paper)}
.content{background:var(--bg)}
.topbar{height:56px;position:relative;z-index:10}
.library-band{height:58px}
.partner-dock{position:relative;z-index:10;min-height:76px;padding-block:12px}
.topbar,.partner-dock{background:var(--paper);box-shadow:inset 0 1px 0 var(--paper),0 1px 10px var(--shadow-color)}
.partner-dock{box-shadow:inset 0 1px 0 var(--paper),0 -4px 18px var(--shadow-color)}
@supports (backdrop-filter:blur(8px)) and (background:color-mix(in srgb,white,transparent)){
 .main-shell{background:linear-gradient(110deg,color-mix(in srgb,var(--brand-2) 28%,var(--paper)),var(--paper) 56%,color-mix(in srgb,var(--brand) 18%,var(--paper)))}
 .topbar,.partner-dock{background:color-mix(in srgb,var(--paper) 76%,transparent);backdrop-filter:blur(8px) saturate(1.12);-webkit-backdrop-filter:blur(8px) saturate(1.12)}
}
.partner-entry{background:var(--paper);border-color:var(--line-strong);box-shadow:0 2px 6px var(--shadow-color);transition:border-color .16s,box-shadow .16s}
.partner-entry:focus-within{border-color:var(--brand-text);box-shadow:0 0 0 3px var(--wash)}
.partner-statement p{white-space:nowrap;text-overflow:ellipsis;overflow:hidden;max-width:330px}
.partner-panel{width:min(470px,calc(100vw - 32px));max-height:calc(100dvh - 165px);bottom:99px;border-radius:var(--radius)}
.partner-panel-head{position:sticky;top:0;background:var(--paper);z-index:1}
.partner-panel-head .btn{min-height:44px}
.partner-panel-head .icon-button{margin-left:auto;flex-shrink:0}
.plan-label{font-size:10px;font-weight:450;color:var(--sub);margin-left:7px}
.request-panel{display:flex;flex-direction:column;overflow:hidden}
.request-panel .partner-panel-head{flex-shrink:0;padding:10px 20px}
.request-panel .partner-panel-body{min-height:0;overflow:auto;padding:22px 24px;overscroll-behavior:contain}
.request-panel h2{font-size:26px;line-height:1.14;margin:20px 0 12px}
.request-panel p{font-size:13px;line-height:1.65}
.request-echo{padding:12px 15px;border-left:2px solid var(--brand-2-text);background:var(--surface-alt);border-radius:0 var(--radius) var(--radius) 0}
.request-echo>span{font-size:10px;font-weight:550;color:var(--sub)}
.request-echo blockquote{font-size:13px;line-height:1.55;margin:5px 0 0;white-space:pre-wrap;overflow-wrap:anywhere;max-height:135px;overflow:auto}
.request-steps{counter-reset:step;list-style:none;margin:23px 0;padding:0}
.request-steps li{counter-increment:step;position:relative;padding:0 0 18px 38px}
.request-steps li:last-child{padding-bottom:0}
.request-steps li:before{content:counter(step);position:absolute;left:0;top:0;width:24px;height:24px;display:grid;place-items:center;border:1px solid var(--line);border-radius:8px;background:var(--wash);color:var(--brand-text);font-size:11px;font-weight:600}
.request-steps strong{font-size:13px;font-weight:600;line-height:1.6}
.request-steps p{margin:5px 0 0;color:var(--sub);font-size:12px}
.request-need{border-top:1px solid var(--line);padding-top:17px}
.request-need>strong{font-size:12px;font-weight:600}
.request-need p{margin:7px 0 0;font-size:12px}
.request-example{display:flex;flex-direction:column;align-items:flex-start;gap:9px;margin-top:20px}
.request-example .btn{max-width:100%;text-align:left;white-space:normal;line-height:1.4}
.request-example small{font-size:10px;color:var(--sub);line-height:1.55}
.request-capabilities{margin-top:23px;border-block:1px solid var(--line)}
.request-capabilities summary{font-size:12px;cursor:pointer;min-height:48px;padding:15px 0;line-height:1.5}
.capability-options{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:0 0 15px}
.capability-options button{display:flex;justify-content:space-between;align-items:center;gap:8px;text-align:left;min-height:48px;font-size:11px;line-height:1.35;border:1px solid var(--line);border-radius:var(--radius);padding:9px 12px;background:var(--paper)}
.capability-options button:hover{border-color:var(--brand-text);background:var(--wash)}
.capability-options svg{width:14px;flex-shrink:0}
.request-refine{border-top:1px solid var(--line);padding:12px 16px;display:flex;gap:9px;align-items:center;background:var(--paper);flex-shrink:0}
.request-refine textarea{min-width:0;flex:1;resize:vertical;max-height:110px;border:1px solid var(--line);background:var(--surface-alt);color:var(--ink);border-radius:var(--radius);padding:10px 12px;font:12px/1.5 var(--font-body)}
.request-refine button{background:var(--brand);color:var(--brand-ink);border:1px solid var(--brand-text);border-radius:var(--radius);flex-shrink:0}
/* One line for conversation controls; search takes space only when requested. */
.conversation-toolbar{display:flex;align-items:center;gap:4px;min-height:58px;padding:6px 12px;border-bottom:1px solid var(--line);flex-shrink:0}
.conversation-label{flex:1;min-width:0;font-size:11px;font-weight:550;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.conversation-label>span{color:var(--sub);font-size:10px;font-weight:400;margin-left:4px}
.conversation-toolbar>.icon-button{flex-shrink:0}
.audience-select{width:89px;flex-shrink:0}
.audience-select select{min-height:44px;width:100%;border:1px solid transparent;border-radius:var(--radius);padding:0 3px;background:var(--paper);color:var(--sub);font:11px var(--font-body);cursor:pointer}
.audience-select select:hover{background:var(--surface-alt)}
.conversation-search{padding:9px 12px;border-bottom:1px solid var(--line);flex-shrink:0}
.conversation-search[hidden]{display:none}
.conversation-search .search-field{min-height:44px;padding:7px 10px}
.conversation-search input{font-size:13px}
.thread-row .thread-link{min-height:103px;padding-block:16px}
.source-link{transition:border-color .16s,box-shadow .16s,transform .16s}
@media(hover:hover) and (pointer:fine){.source-link:hover{border-color:var(--brand-text);box-shadow:0 3px 10px var(--shadow-color);transform:translateY(-1px)}}
.btn,.icon-button,.partner-show,.partner-entry button{transition:background-color .15s,border-color .15s,box-shadow .15s,transform .12s}
.btn:active:not(:disabled),.icon-button:active:not(:disabled),.partner-entry button:active{transform:translateY(1px)}
.answer,.brand-specimen{animation:none}
@media(prefers-reduced-transparency:reduce){.topbar,.partner-dock{background:var(--paper);backdrop-filter:none;-webkit-backdrop-filter:none}dialog::backdrop{backdrop-filter:none}.main-shell{background:var(--paper)}}
@media(forced-colors:active){.topbar,.partner-dock,.main-shell{background:Canvas;backdrop-filter:none;-webkit-backdrop-filter:none}.partner-entry:focus-within{outline:2px solid Highlight}.request-steps li:before{border-color:CanvasText}}
@media(max-width:1120px){.conversation-toolbar{padding-inline:8px;gap:2px}.audience-select{width:79px}.conversation-label{font-size:10px}.partner-statement p{max-width:235px}}
/* iPad portrait: the toolbar's single row is wider than the conversation pane, so its last
   control — the audience selector — hung over .reader, which then swallowed the pointer and an
   ordinary click timed out (measured spanning x 389..468 against a pane ending at 425,
   both engines, at 820). Wrapping INSIDE the pane is the fix; hiding document overflow would
   only stop the scrollbar and leave the control just as unreachable. */
@media(min-width:701px) and (max-width:1120px){
 .conversation-toolbar{flex-wrap:wrap;row-gap:4px;padding-block:6px;max-width:100%}
 .conversation-toolbar>*{max-width:100%;min-width:0}
 .conversation-label{flex:1 1 auto;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
}
@media(max-width:700px){
 .topbar{height:47px}.library-band{height:52px}
 .conversation-toolbar{padding-inline:17px;min-height:56px;gap:6px}.conversation-label{font-size:12px}.audience-select{width:100px}.audience-select select{font-size:12px}
 .conversation-search{padding-inline:17px}.conversation-search input{font-size:16px}
 .thread-row .thread-link{min-height:105px;padding-block:16px}
 .partner-dock{min-height:65px;padding:8px 12px;flex-wrap:nowrap;gap:8px}
 .partner-statement{display:none}
 .partner-entry{order:0;flex:1;width:auto;padding:2px 3px 2px 10px;gap:5px;min-height:48px}
 .partner-entry:before{content:'✳';color:var(--brand-2-text);font-size:19px;line-height:1}
 .partner-entry input{font-size:14px;height:39px}
 .partner-entry button{width:44px;min-width:44px;min-height:44px}
 .partner-show{font-size:11px;padding-inline:5px;min-width:44px}
 .partner-panel{top:64px;left:8px;right:8px;bottom:8px;width:auto;max-height:none;border-radius:var(--radius);z-index:35}
 .request-panel .partner-panel-head{padding:8px 16px}.request-panel .partner-panel-body{padding:19px 20px}
 .request-panel h2{font-size:25px}.request-refine{padding:10px 12px}.request-refine textarea{font-size:16px}
 .page-head{padding-block:19px 16px}.page-head h1{font-size:29px}
}
@media(prefers-reduced-motion:reduce){.source-link:hover,.btn:active:not(:disabled),.icon-button:active:not(:disabled),.partner-entry button:active{transform:none}}

.demo-exit{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:44px;flex-shrink:0;padding:0 9px;font-size:11px;white-space:nowrap;color:var(--sub);text-decoration:none;border-radius:var(--radius)}
.demo-exit svg{width:15px;height:15px}.demo-exit:hover{background:var(--surface-alt);color:var(--ink)}
@media(max-width:700px){.breadcrumb>span{display:none}.breadcrumb{min-width:0}.breadcrumb strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.topbar{gap:2px;padding-inline:7px}.demo-exit{padding-inline:5px;font-size:11px;gap:3px}.demo-exit svg{width:13px}.topbar>.spacer{min-width:0}}