/* All project colors stop at the window boundary. Values sampled from native PDF fills/text. */
.qe-chair-window{--chair-brown:#210a0a;--chair-green:#c1dfc1;--chair-pink:#d7b1b4;--chair-line:rgba(193,223,193,.32)}
.qe-chair{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(250px,.8fr);gap:0;background:var(--chair-brown);color:var(--chair-green);min-height:100%}
.qe-chair-intro{grid-column:1/-1;padding:25px 30px 22px;display:grid;grid-template-columns:1.2fr 1fr;column-gap:32px;align-items:end;border-bottom:1px solid var(--chair-line)}
html[data-theme] body .qe-chair .qe-chair-kicker{grid-column:1/-1;margin:0 0 13px;color:var(--chair-pink);font:400 9px/1.5 var(--body);text-transform:uppercase;letter-spacing:.15em}
.qe-chair h1{margin:0;color:var(--chair-green);font:400 clamp(28px,3.1vw,40px)/1.07 var(--qe-cover-serif,Georgia,serif);letter-spacing:-.01em}
.qe-chair h1 em{font-style:normal}
html[data-theme] body .qe-chair .qe-chair-deck{margin:0;color:var(--chair-green);font:400 13px/1.65 var(--qe-cover-serif,Georgia,serif);justify-self:end;padding-bottom:3px}
.qe-chair-drawing{min-width:0;padding:0 20px 14px;border-right:1px solid var(--chair-line)}
.qe-chair-tools{display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:52px;border-bottom:1px solid var(--chair-line)}
.qe-chair-views{display:flex;gap:8px;flex-wrap:wrap;padding:8px 0}
.qe-chair-tools button{border:0;background:none;color:var(--chair-green);padding:4px 0;font:400 8px/1.5 var(--body);text-transform:uppercase;letter-spacing:.07em}
.qe-chair-tools button[aria-pressed=true]{box-shadow:0 1px var(--chair-green)}
.qe-chair-tools [data-chair-zoom]{white-space:nowrap;margin-left:auto;padding-left:8px}
.qe-chair-viewport{position:relative;height:360px;min-height:0;overflow:hidden;background:linear-gradient(transparent calc(100% - 1px),rgba(193,223,193,.045) 1px),linear-gradient(90deg,transparent calc(100% - 1px),rgba(193,223,193,.045) 1px);background-size:24px 24px;display:flex;align-items:center;justify-content:center;margin-top:16px;touch-action:pan-y}
.qe-chair-image{width:85%;height:90%;object-fit:contain;display:block;user-select:none;transform-origin:center;transition:transform .16s ease;will-change:transform}
.qe-chair-viewport.is-zoomed{cursor:grab;touch-action:none}.qe-chair-viewport.is-zoomed:active{cursor:grabbing}.qe-chair-viewport.is-zoomed .qe-chair-image{transition:none}
.qe-chair-reg{position:absolute;font:400 16px/1 var(--body);color:var(--chair-pink);pointer-events:none}.qe-chair-reg-a{left:4px;top:0}.qe-chair-reg-b{right:4px;top:0}.qe-chair-reg-c{left:4px;bottom:0}.qe-chair-reg-d{right:4px;bottom:0}
.qe-chair-view-caption{display:flex;gap:18px;justify-content:space-between;padding:13px 0 0;font:400 9px/1.5 var(--body);color:var(--chair-green)}
[data-chair-count]{flex:none;color:var(--chair-pink)}
.qe-chair-notes{padding:0 25px 24px;min-width:0}
.qe-chair-tabs{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:24px;min-height:52px;align-content:center;border-bottom:1px solid var(--chair-line)}
.qe-chair-tabs button{padding:5px 0;color:var(--chair-green);background:none;border:0;font:400 8px/1.5 var(--body);letter-spacing:.035em;white-space:nowrap}
.qe-chair-tabs button[aria-pressed=true]{box-shadow:0 1px var(--chair-green)}
.qe-chair h2{font:400 27px/1.15 var(--qe-cover-serif,Georgia,serif);letter-spacing:-.01em;margin:0 0 18px;color:var(--chair-green)}
html[data-theme] body .qe-chair p{font:400 12px/1.8 var(--body);color:var(--chair-green);margin:0 0 18px}
html[data-theme] body .qe-chair .qe-chair-small{font-size:9px;line-height:1.6;color:var(--chair-pink);margin-top:24px}
.qe-chair dl{margin:22px 0 0;font:400 10px/1.5 var(--body)}.qe-chair dl div{display:grid;grid-template-columns:70px 1fr;gap:10px;padding:10px 0;border-top:1px solid var(--chair-line)}.qe-chair dt{color:var(--chair-pink)}.qe-chair dd{margin:0}
.qe-chair-research{display:grid;grid-template-columns:1fr 1fr;gap:16px 10px}
.qe-chair-research figure{margin:0;min-width:0}.qe-chair-research img{width:100%;height:130px;object-fit:contain;display:block;background:rgba(193,223,193,.06)}.qe-chair-research figcaption{color:var(--chair-green);font:400 8px/1.5 var(--body);margin-top:6px}
.qe-chair-foot{grid-column:1/-1;display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;align-self:end;padding:14px 20px;border-top:1px solid var(--chair-line);color:var(--chair-pink);font:400 8px/1.5 var(--body);text-transform:uppercase;letter-spacing:.08em}
@media(max-width:700px){.qe-chair{grid-template-columns:1fr}.qe-chair-intro{display:block;padding:20px}.qe-chair h1{font-size:34px}.qe-chair-intro .qe-chair-deck{padding-top:14px!important;justify-self:start}.qe-chair-drawing{border-right:0;border-bottom:1px solid var(--chair-line);padding:0 16px 18px}.qe-chair-viewport{height:300px}.qe-chair-notes{padding:0 20px 24px}.qe-chair-tabs{margin-bottom:22px}.qe-chair-research img{height:170px}}
@media(prefers-reduced-motion:reduce){.qe-chair-image{transition:none}}

.qe-chair-tools button,.qe-chair-tabs button{min-height:32px}

/* QE working revision: one continuous chair page, all views and details visible. */
.qe-chair{display:block}
.qe-chair-intro{grid-template-columns:1.2fr 1fr}
.qe-chair-drawing{border-right:0;padding:0 30px}
.qe-chair-study{margin:0;padding:26px 0 30px;border-bottom:1px solid var(--chair-line)}
.qe-chair-viewport{height:480px;margin:0}
.qe-chair-count{flex:none;color:var(--chair-pink)}
.qe-chair-notes{padding:0 30px}
.qe-chair-notes>[data-chair-panel]{padding:32px 0;border-bottom:1px solid var(--chair-line)}
.qe-chair-notes>[data-chair-panel]:last-child{border-bottom:0}
.qe-chair-notes p{max-width:60ch}
.qe-chair-research{grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.qe-chair-research img{height:auto;aspect-ratio:449/598;object-fit:contain}
@media(max-width:700px){.qe-chair-intro{display:block}.qe-chair-drawing{padding:0 20px;border:0}.qe-chair-study{padding:20px 0}.qe-chair-viewport{height:340px}.qe-chair-notes{padding:0 20px}.qe-chair-research{grid-template-columns:1fr 1fr;gap:18px 12px}.qe-chair-research img{height:auto}.qe-chair-view-caption{font-size:8px;gap:12px}.qe-chair h1{font-size:32px}}

/* The project window carries its source palette independently of the page theme. */
html[data-theme] body #qe-project-window .qe-chair p{color:var(--chair-green)!important}
html[data-theme] body #qe-project-window .qe-chair :is(.qe-chair-kicker,.qe-chair-small){color:var(--chair-pink)!important}

/* V9 mobile drawing fit. Source images remain untouched; browser pinch zoom is allowed. */
.qe-chair-window .qe-chair-viewport,
.qe-chair-window .qe-chair-image{touch-action:pan-x pan-y pinch-zoom}
@media(max-width:700px),(max-height:600px){
  .qe-chair-intro{padding:14px 16px 12px}
  html[data-theme] body .qe-chair .qe-chair-kicker{margin-bottom:8px}
  .qe-chair-intro .qe-chair-deck{padding-top:8px!important;text-align:left;justify-self:start}
  .qe-chair-drawing{padding:0 14px}
  .qe-chair-study{padding:12px 0}
  .qe-chair-viewport{height:min(380px,calc(100svh - 152px));height:min(380px,calc(100dvh - 152px))}
  .qe-chair-image{width:96%;height:96%}
  .qe-chair-view-caption{padding-top:9px;font-size:9px;gap:10px}
}

/* V9 dimension legibility: source bitmaps unchanged, a thin display outline. */
.qe-chair-viewport .qe-chair-image{filter:drop-shadow(0 0 .7px rgba(193,223,193,.9))}