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.compact-range{height:16px}}@media(max-width:1150px)and (min-width:901px){.edition{display:none}.exhibit{grid-template-columns:minmax(0,1fr) minmax(210px,.8fr) 250px;padding:12px;gap:10px}.view-tabs small{font-size:10px}.view-tabs{padding:0 12px}.view-tabs button{padding-left:10px;padding-right:10px}.image-panel{padding:10px}.panel-heading h2{font-size:15px}.live-badge{display:none}.context-panel{padding:0}.context-heading h2{font-size:18px}.field-badge,.component-bar label{display:none}.scene-caption{align-items:flex-end;flex-direction:column}#scene-instruction{font-size:9px}.playback{padding-left:12px;padding-right:12px}.header-actions button{font-size:11px}}@media(max-width:900px){#app{height:auto;min-height:100dvh;grid-template-rows:auto auto auto auto}.masthead{padding:15px 18px;flex-wrap:wrap;gap:12px}.brand{font-size:20px}.edition{display:none}.header-actions{gap:6px}.header-actions button{font-size:11px;padding:7px 9px}.view-tabs{padding:0 10px;position:sticky;top:0;background:#111210;z-index:3}.view-tabs button{padding:14px 5px;text-align:center;font-size:12px}.view-tabs small{display:none}.view-tabs button[aria-selected=true]:after{left:5px;right:5px}.exhibit{grid-template-columns:minmax(0,1fr) minmax(260px,.8fr);padding:14px;gap:14px}.machine-panel{min-height:430px}.context-panel{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:14px;border-top:1px solid var(--line);padding:18px 4px 0}.context-heading{grid-column:1}.sequence-selection{grid-column:2;align-content:start}#context-switch{grid-column:1/-1;width:fit-content}#compact-controls{grid-column:1/-1;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.sample-options{grid-column:1/-1;grid-template-columns:repeat(4,1fr)}#context-actions{grid-column:1/-1;max-width:360px}.advanced-action{grid-column:1/-1;width:fit-content}.image-panel{min-height:430px}.image-area{min-height:170px}.exhibit[data-workspace-view=image]{grid-template-columns:1fr}.exhibit[data-workspace-view=image] .image-panel{height:min(75dvh,700px);min-height:360px}.exhibit[data-workspace-view=image] .context-panel{grid-column:1}.playback{flex-wrap:wrap;padding:14px;gap:8px}.scrubber{min-width:160px}.playback-note{display:none}.speed-label{margin-left:auto}.control-rail{min-height:90px}.image-panel .mini-kspace{display:none}.image-panel{grid-template-rows:auto minmax(0,1fr) auto auto auto}.exhibit[data-workspace-view=image] .image-panel{grid-template-rows:auto minmax(0,1fr) auto auto}dialog.drawer{width:min(760px,100vw)}}@media(max-width:600px){.masthead{padding:14px}.header-actions{width:100%}.header-actions button:first-child{margin-right:auto}.exhibit{grid-template-columns:1fr;padding:10px;gap:10px}.machine-panel{min-height:450px}.view-heading{padding:13px}.view-heading h1{font-size:20px}.image-panel{min-height:0;height:470px}.image-area{min-height:0}.context-panel{grid-column:1;display:flex;padding:16px 6px;gap:16px}.context-heading h2{font-size:22px}#compact-controls{grid-template-columns:1fr;gap:18px}.compact-control>p{font-size:12px}.compact-control>label{font-size:13px}.compact-range{height:26px}.sample-options{grid-template-columns:1fr 1fr}.sample-options button{padding:12px}.sample-options span{font-size:11px}.sample-options b{font-size:13px}.image-toolbar{grid-template-columns:repeat(2,1fr)}.exhibit[data-workspace-view=image] .image-toolbar{grid-template-columns:repeat(2,1fr);justify-content:stretch}.exhibit[data-workspace-view=image] .image-panel{height:65dvh;min-height:370px}.exhibit[data-workspace-view=image] .metric-grid{gap:4px}.metric-grid span{font-size:8px}.metric-grid strong{font-size:10px}.play-description{min-width:80px}.scrubber{order:2;flex-basis:100%}.playback button{font-size:11px;padding:8px}.play-button{min-width:100px}.playback #step{margin-left:auto}.speed-label{margin-left:0}.view-tabs button{font-size:11px}.placard{padding:12px}.component-bar label{display:none}.component-bar select{font-size:11px}.scene-caption{flex-direction:column;align-items:flex-end}#scene-label{font-size:7px}.segmented button{font-size:10px}.image-toolbar button{font-size:11px}.panel-heading h2{font-size:20px}dialog{padding:28px 20px;width:calc(100vw - 24px);max-height:calc(100dvh - 24px)}.dialog-close{top:-15px;margin:-15px -8px 8px 8px}.controls-intro{display:block}#controls{grid-template-columns:1fr}.tissue-fields{grid-template-columns:repeat(2,minmax(0,1fr))}.comparison-pair{grid-template-columns:1fr}.experiment-card{display:block}.experiment-card b{margin:8px 0 0;display:block}.burden{flex-direction:column}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}#lesson-start{border-color:var(--accent);color:var(--accent)}.lesson-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:0 24px;border-bottom:1px solid var(--line)}.lesson-bar>span{font:11px var(--mono);color:var(--muted)}.lesson-bar button{font-size:12px}#app.lesson-active{grid-template-rows:64px 54px minmax(0,1fr) 44px}.lesson-active .header-actions>:not(#sources-open){display:none}.lesson-active .exhibit{grid-template-columns:minmax(280px,360px) minmax(0,1fr);gap:clamp(24px,5vw,80px);padding:24px clamp(24px,5vw,80px)}#first-lesson{display:flex;flex-direction:column;justify-content:center;gap:16px;min-height:0}#lesson-title{font-size:clamp(26px,2.5vw,38px);line-height:1.15;letter-spacing:-.6px}#lesson-title:focus{outline:none}#lesson-explanation{color:var(--muted);font-size:15px;line-height:1.6}.lesson-observation{padding-left:16px;border-left:2px solid var(--accent)}.lesson-observation h2{font-size:12px;color:var(--accent);margin-bottom:6px}.lesson-observation p{font-size:14px;line-height:1.6}#lesson-status{min-height:18px;font-size:11px;color:var(--muted)}#lesson-next{padding:14px 16px;text-align:left;font-size:15px;background:var(--accent);color:#1b1611;border-color:var(--accent);font-weight:500}#lesson-next:hover{background:#f2ad91}#lesson-original{font-size:13px;min-height:42px}.lesson-navigation{display:flex;justify-content:space-between;gap:12px}.lesson-navigation button{border:none;padding:4px 0;font-size:12px;color:var(--muted)}.lesson-tip{font-size:12px;color:var(--dim);line-height:1.5}.lesson-active .exhibit .image-panel{grid-template-rows:auto minmax(0,1fr) auto;gap:16px;padding:20px}.lesson-active .image-toolbar,.lesson-active .metric-grid,.lesson-active .mini-kspace,.lesson-active .timing-link,.lesson-active .orientation,.lesson-active .image-stamp{display:none}.lesson-active #image-canvas{cursor:default}#lesson-image-caption{font-size:14px;text-align:center;color:var(--muted)}.lesson-footer{height:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:0 24px;color:var(--dim);font-size:11px}@media(min-width:901px)and (max-height:750px){#app.lesson-active{grid-template-rows:54px 44px minmax(0,1fr) 32px}.lesson-active .exhibit{padding:16px 28px;gap:32px;grid-template-columns:310px minmax(0,1fr)}#first-lesson{gap:10px}#lesson-title{font-size:27px}#lesson-explanation,.lesson-observation p{font-size:13px;line-height:1.45}#lesson-next{padding:11px 14px;font-size:14px}#lesson-original{min-height:36px;font-size:12px}.lesson-tip{font-size:11px}}@media(max-width:900px){#app.lesson-active{height:auto;grid-template-rows:auto auto auto auto}.lesson-active .masthead{flex-wrap:nowrap}.lesson-active .header-actions{width:auto}.lesson-active .header-actions button{margin:0}.lesson-bar{padding:10px 16px}.lesson-bar>span{font-size:9px}.lesson-bar button{padding:8px;font-size:11px}.lesson-active .exhibit{display:flex;flex-direction:column;padding:20px;gap:12px}#first-lesson{display:contents}#lesson-progress{order:0}#lesson-title{order:1;font-size:28px}#lesson-explanation{order:2;font-size:14px}.lesson-active .exhibit .image-panel{order:3;height:320px;min-height:0;flex:none;padding:12px;gap:8px}.lesson-active .image-area{min-height:0}.lesson-active .panel-heading .eyebrow{display:none}.lesson-active .panel-heading h2{font-size:14px;margin:0}#lesson-image-caption{font-size:12px}.lesson-observation{order:4}.lesson-observation p{font-size:13px}#lesson-status{order:5}#lesson-next{order:6}#lesson-original{order:7}.lesson-navigation{order:8}.lesson-tip{order:9}.lesson-active .control-rail{min-height:0}.lesson-footer{flex-wrap:wrap;gap:6px;padding:12px 20px}}@media(max-width:600px){.lesson-active .brand{font-size:16px;gap:8px}.lesson-active .brand-mark{width:20px;height:20px;border-width:4px}.lesson-active .masthead{gap:8px;padding:12px}.lesson-active #sources-open{font-size:10px;padding:6px}.lesson-bar{padding:8px 12px}.lesson-bar>span{max-width:90px;line-height:1.5}.lesson-active .exhibit{padding:16px;gap:10px}#lesson-title{font-size:25px}#lesson-explanation{font-size:13px;line-height:1.5}.lesson-active .exhibit .image-panel{height:260px}}