/* Desktop task layouts; mobile keeps the established reading and control order. */
@media (min-width:1100px){
 .site-ui .chronicle-heading{padding:24px 0 22px;margin-bottom:22px}.site-ui .chronicle-heading h1{font-size:32px}.site-ui .page-description{margin-top:8px}
 .site-ui .surface,.site-ui .workbench{padding:20px}
 .ct-orientation{padding:12px 16px;font-size:13px}
 .ct-tool{display:grid;grid-template-columns:272px minmax(0,1fr);gap:20px;align-items:start}
 .ct-picker{display:flex;flex-direction:column;gap:12px;margin:0;padding:16px;position:sticky;top:84px;max-height:calc(100dvh - 108px);overflow:auto;overscroll-behavior:contain;scrollbar-gutter:stable}
 .ct-picker>*{flex-shrink:0}.ct-picker .ct-groups{grid-template-columns:1fr;gap:6px}.site-ui .ct-picker .ct-group{padding:9px 10px;gap:4px;font-size:13px;min-height:40px}.ct-picker .ct-group:not([aria-pressed=true]) span{display:none}.ct-operation-list{grid-template-columns:1fr}.ct-picker .ct-more{width:100%}.ct-task{min-width:0;padding:20px}.ct-work{gap:16px}.ct-parameters{margin:16px 0;grid-template-columns:repeat(auto-fit,minmax(min(100%,180px),1fr))}.ct-input,.ct-output{min-height:230px}.ct-task .ct-actions button,.ct-run-row button{flex:0 1 auto}
 .ct-extension>.ct-tool>.ct-picker{padding:14px;border:1px solid var(--line);background:var(--surface)}
 .site-ui .upload-zone{display:grid;grid-template-columns:36px minmax(0,1fr);gap:4px 16px;text-align:left;min-height:80px;padding:12px 16px}.site-ui .upload-zone .upload-symbol{grid-column:1;grid-row:1/3;margin:0;font-size:25px}.site-ui .upload-zone strong,.site-ui .upload-zone>span:not(.upload-symbol){grid-column:2;margin:0}.site-ui .upload-zone input{position:absolute}
 .site-ui .file-info{margin:12px 0}.site-ui #panel-image .canvas-area{position:sticky;top:84px;min-height:360px;max-height:calc(100dvh - 120px)}.site-ui #panel-image .canvas-area canvas{max-height:calc(100dvh - 150px)}
 #panel-audio{display:grid;grid-template-columns:350px minmax(0,1fr);gap:16px;align-items:start}#panel-audio>.page-heading,#panel-audio>.r2-tabs,#panel-audio>.tool-provenance{grid-column:1/-1}#panel-audio>.r2-tabs{margin:0 0 4px}#panel-audio>.surface{grid-column:1;position:sticky;top:84px;padding:16px}#panel-audio>.r2-pane{grid-column:2}#panel-audio:has(>.surface[hidden])>.r2-pane{grid-column:1/-1}#panel-audio>.r2-pane>.surface:first-child{margin-top:0}#panel-audio>.surface .control-bar{justify-content:flex-start;gap:12px}#panel-audio>.surface .control-bar>*{flex:1 1 135px}#panel-audio .ct-tool{grid-template-columns:220px minmax(0,1fr)}#panel-audio .ct-work{grid-template-columns:1fr}
 #panel-file>.surface:has(#file-input){display:grid;grid-template-columns:320px minmax(0,1fr);gap:12px 24px;align-items:start}#panel-file>.surface>.upload-zone{grid-area:1/1}#file-stats{grid-area:2/1;margin:0;grid-template-columns:1fr 1fr}#panel-file>.surface>.button-row{grid-area:3/1;align-items:start;margin:0;gap:8px}#panel-file>.surface>.button-row>*{flex:1 1 130px}#panel-file>.surface>.help{grid-area:4/1;margin:0}#file-status{grid-area:5/1}#panel-file>.surface>.field-label{grid-area:1/2;margin:0}#file-output{grid-area:2/2/5/3;min-height:330px;height:100%;max-height:520px}#file-copy{grid-area:5/2;justify-self:start}
 .code-panel .code-settings{padding:14px 20px}.code-top-row .r1-field{margin:0}.code-panel #code-language-note{margin:10px 0 0}.code-layout{grid-template-columns:minmax(0,1.15fr) minmax(0,1fr)}.code-panel .code-actions{margin:0 0 12px;gap:8px}.code-actions button,.code-result-actions button{flex:0 1 auto}.code-panel .code-source{min-height:320px}.code-panel .code-keypad{gap:3px}.code-keypad button{min-height:32px;min-width:32px;padding:3px 7px}
 #r4-chess{grid-template-columns:minmax(0,1fr) minmax(320px,.85fr);align-items:start}#r4-chess>.r4-box{grid-area:1/2}#r4-chess>.r4-grid{display:contents}#r4-chess>.r4-grid>.r4-box:first-child{grid-area:1/1/3/2}#r4-chess>.r4-grid>.r4-box:last-child{grid-area:2/2}#r4-chess .r4-row{gap:8px}#r4-chess .r4-row>.r1-field{flex-basis:100%}#r4-chess .r4-chess{width:min(100%,520px)}
 #r4-life{grid-template-columns:minmax(0,1fr) 300px;align-items:start}#r4-life .r4-row>.r1-field{flex:0 1 130px}#r4-life .r4-view{height:clamp(420px,60dvh,640px)}
 #r4-model>.r4-box{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:16px 20px;align-items:start}#r4-model>.r4-box>.r4-row:first-child{grid-area:1/1/2/3;margin:0}#r4-model>.r4-box>.r4-row:first-child .r1-field{margin:0}#r4-model>.r4-box>.r4-row:nth-child(2){grid-area:2/2;margin:0}#r4-model>.r4-box>.r4-row:nth-child(2)>.r1-field{flex-basis:100%;margin-bottom:4px}#model-view{grid-area:2/1/4/2;height:clamp(420px,60dvh,650px)}#model-info{grid-area:3/2;margin:0}#r4-model>.r4-box>.r4-note{grid-column:1/-1;margin:0}
 .paper-intro{padding:16px 20px!important}.paper-intro .r1-controls{margin-bottom:8px}.paper-intro .r1-controls>.r1-field{flex:0 1 160px}.paper-intro .r1-controls>.r1-field:first-child{flex-basis:260px}.paper-intro .help{margin:6px 0}
}