/* Touch-first workbench: model at left, VGP-style sequence at right. */
:root{--workbench-height:clamp(440px,64dvh,620px)}
html{scroll-padding-top:18px}button,a,input,select,textarea{touch-action:manipulation}
.btn,.icon-btn,.text-btn,.rail-btn{min-height:44px}.icon-btn{min-width:44px}.btn{font-size:12px;padding:11px 15px}
input[type=number],select{font-size:16px}.field-group input[type=number],.spec-card input{height:44px;font-size:14px}
.step-input{height:44px}.step-input button{height:44px;width:44px}.step-input input[type=number]{height:30px;font-size:14px}
.field-group>label{font-size:11px}.field-group label>span{font-size:10px}.field-comparison{font-size:10px}
.inspector-footer{font-size:10px}.inspector-footer button{min-height:44px;min-width:44px;align-items:center;justify-content:center}.spec-card select{min-height:44px;font-size:12px}
.spec-card .small-label{font-size:11px}.spec-card .model-note{min-height:60px;font-size:11px}.spec-card .note-link{font-size:10px}
input[type=range]{height:24px;margin-top:9px;margin-bottom:0;background:transparent}.range-labels{font-size:9px}.toggle-label{min-height:44px;font-size:11px}.switch{width:32px;height:18px}.switch:after{height:14px;width:14px}input:checked+.switch:after{left:16px}
.view-tabs{padding:3px;left:14px;top:14px}.view-tab{min-height:40px;padding:7px 11px;font-size:10px}.viewport-toolbar{top:14px;right:14px}.dark-icon{width:40px;height:40px}.dark-icon svg{width:18px;height:18px}.curve-label{width:36px;height:36px;font-size:11px}
.project-title input{min-height:44px}.project-tools select{min-height:44px;max-width:220px;font-size:11px}.delete-row{opacity:1;min-width:40px;min-height:44px;align-items:center;justify-content:center}.delete-row svg{width:15px;height:15px}
.table-card{display:flex;flex-direction:column}.table-scroll{min-height:0;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;scrollbar-width:thin;scrollbar-color:#cad4dc transparent}.table-scroll thead{position:sticky;top:0;z-index:2;background:#fbfcfd}.table-scroll table{min-width:330px;table-layout:fixed}.table-card th{height:44px;padding:8px 2px;text-align:center}.table-card th.row-num{width:34px;padding-left:5px;font-size:9px}.table-card th:last-child{width:44px}.table-card th.row-state,.table-card td:nth-child(6){display:none}.table-card th:not(.row-num):not(.row-state):not(:last-child){font-size:0}.table-card th span{font:10px var(--mono);margin:0;color:#7d909e;white-space:nowrap}.table-card td{height:52px;padding:3px 2px;font-size:10px}.table-card td:first-child{padding-left:5px;text-align:center}.table-card td input{height:44px;padding:5px 2px;border-radius:5px;font-size:12px;min-width:0;text-align:center;letter-spacing:-.6px}.table-card tr.selected{background:#f0f5f8}.table-card tr.selected td:first-child{font-weight:700}.table-card .delete-row{padding:0;width:40px}.table-card .table-heading{padding:12px 14px;flex-wrap:wrap;gap:8px;flex-shrink:0}.table-card .section-title{gap:8px}.table-card .table-heading h2{font-size:13px}.table-card .count-badge{font-size:9px}.table-card .table-actions{justify-content:flex-end;margin-left:auto;gap:2px}.table-card .table-actions .icon-btn{min-width:40px;min-height:44px}.table-card .table-actions .small-divider{margin:0 3px}.table-card .table-actions .text-btn{font-size:11px;padding:0 7px}.table-card .table-actions svg{width:16px;height:16px}.table-card .table-footer{margin-top:auto;flex-shrink:0;align-items:flex-start;justify-content:flex-start;flex-direction:column;gap:4px;padding:10px 14px}.table-card .table-footer>span{font-size:9px;white-space:normal;line-height:1.7}.table-card .table-footer .text-btn{font-size:10px;white-space:normal;min-height:40px}
.mobile-work-tabs{display:none}
@media(min-width:700px){
 .work-grid{grid-template-columns:minmax(0,1fr) minmax(330px,40%);grid-template-rows:var(--workbench-height) auto;grid-template-areas:'viewer sequence' 'inspector specs';gap:16px}
 /* Explicit tracks keep the table beside the viewport regardless of DOM order. */
 .viewer-card{grid-area:viewer;grid-column:1;grid-row:1}.table-card{grid-area:sequence;grid-column:2;grid-row:1;min-height:0;height:100%}.inspector{grid-area:inspector;grid-column:1;grid-row:2}.spec-card{grid-area:specs;grid-column:2;grid-row:2;min-height:0}
 #viewport{height:auto;min-height:0;flex:1 1 0}.viewer-top{height:56px;padding:0 17px;gap:8px}.viewer-title{font-size:9px}.viewer-divider,#viewSubtitle{display:none}.metric-strip{height:auto;min-height:108px;grid-template-columns:1fr 1fr}.metric-strip>div{padding:12px 16px}.metric-strip>div:nth-child(3):before{display:none}.metric-strip>div+div:before{top:13px;bottom:13px}.metric-label{font-size:7px;line-height:1.5;white-space:normal;letter-spacing:.5px}.metric-value{font-size:18px;margin-top:5px}.metric-value small{font-size:10px}.viewport-bottom{left:17px;right:17px;bottom:16px}.legend{font-size:10px;gap:12px}.orbit-hint{display:none}.axis{bottom:51px}
 .table-card .table-scroll{flex:1}.table-card .table-heading>.section-title{width:100%}.table-card .table-actions{width:100%;justify-content:flex-start;margin-left:0}.table-card .table-actions .text-btn{margin-left:auto}
 .inspector{padding:20px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:0 18px;align-content:start}.inspector .panel-heading{grid-column:1/-1;margin-bottom:12px}.inspector .panel-heading h2{font-size:20px;margin-top:4px}.inspector .selection-note{grid-column:1/-1;margin:0 0 19px;padding-bottom:12px;font-size:10px}.inspector>.field-group{display:block;vertical-align:initial;width:auto;margin:0 0 18px}.inspector>.field-group+.field-group{margin-left:0}.inspector>.paired-fields{grid-column:1/-1;gap:18px;margin:0}.inspector .inspector-hint{grid-column:1/-1;margin-top:0;margin-bottom:16px;padding:12px}.inspector .inspector-hint p{font-size:10px}.inspector .inspector-footer{grid-column:1/-1;margin:0 -20px -20px;padding:4px 18px;min-height:52px}
 .spec-card{padding:22px}.spec-card .section-title{margin-bottom:22px}.spec-card h2{font-size:13px}.spec-card .paired-fields{gap:14px}.spec-card .field-group label{font-size:11px}.spec-card .field-group label span{font-size:10px}
}
@media(min-width:1250px){
 .work-grid{grid-template-columns:minmax(0,1fr) minmax(370px,35%)}
 .table-card .table-heading>.section-title{width:auto}.table-card .table-actions{width:auto;justify-content:flex-end;margin-left:auto}.table-card .table-actions .text-btn{margin-left:0}
 .viewer-divider,#viewSubtitle{display:inline}.view-tab{padding-left:14px;padding-right:14px}.orbit-hint{display:flex;font-size:9px}
}
@media(min-width:700px) and (max-width:1024px){
 .rail{display:none}.app-shell{margin-left:0}.app-header{height:64px;padding:0 22px}.header-right{gap:12px}.local-state{font-size:10px}.workspace-label{font-size:11px}main{padding:23px 20px 0}.page-heading{display:flex;align-items:center;gap:14px;margin-bottom:18px}.page-heading h1{font-size:24px}.page-heading p{font-size:11px}.heading-actions{padding-top:0;gap:7px;flex-wrap:wrap;justify-content:flex-end}.heading-actions .btn{font-size:11px;padding:10px 12px}.project-bar{margin-bottom:13px}.project-title{gap:9px}.project-title input{width:160px;font-size:13px}.project-tools select{max-width:190px}.work-grid{gap:13px}.view-tabs{left:10px;right:57px;gap:0}.view-tab{padding:5px 6px;font-size:9px;flex:1}.viewport-toolbar{right:9px}.dark-icon{width:38px;height:40px}.viewer-top{padding:0 12px}.viewer-title{font-size:8px}.toggle-label{font-size:10px;gap:6px}.metric-strip>div{padding:12px}.metric-value{font-size:16px}.legend{font-size:9px;gap:10px}.legend span{gap:4px}.viewer-card .axis{right:9px}.inspector{padding:18px;column-gap:13px}.inspector>.paired-fields{gap:13px}.inspector .inspector-footer{margin:0 -18px -18px}.spec-card{padding:20px 17px}.paired-fields .field-group label span{margin-left:3px}.paired-fields .field-group label{line-height:1.7}
}
@media(max-width:699px){
 .rail{display:none}.app-shell{margin-left:0}.app-header{height:60px;padding:0 17px;gap:13px;position:relative}.header-divider{display:none}.workspace-label{display:block;font-size:10px}.header-right{gap:6px}.header-right .icon-btn{width:44px}.prototype-badge,.local-state{display:none}main{padding:20px 13px 0}.eyebrow{font-size:8px}.page-heading{display:block;margin-bottom:16px}.page-heading h1{font-size:26px;margin-top:8px}.page-heading p{font-size:11px;line-height:1.7}.heading-actions{padding-top:16px;gap:8px;flex-wrap:wrap}.heading-actions .btn{font-size:12px;min-height:46px;padding:11px 14px}.heading-actions .export-wrap{margin-left:auto}.project-bar{gap:8px;align-items:center;margin-bottom:12px}.project-title{gap:7px;min-width:0}.project-title input{width:min(180px,40vw);font-size:13px;min-width:0}.project-title .pill,.unit-pill{display:none}.project-icon{display:none}.project-tools select{max-width:145px;font-size:11px}.project-tools{gap:0}
 .mobile-work-tabs{display:flex;gap:4px;background:#e7edf1;border:1px solid #dfe5e9;border-radius:9px;padding:4px;margin:0 0 12px}.mobile-work-tabs button{flex:1;min-height:44px;display:flex;justify-content:center;align-items:center;gap:8px;border-radius:6px;font-size:12px;color:#82919e}.mobile-work-tabs button svg{width:17px;height:17px}.mobile-work-tabs button[aria-selected='true'],body:not([data-mobile-panel]) .mobile-work-tabs button[data-mobile-target='model']{color:#334b5c;background:#fff;box-shadow:0 1px 4px #243c4f0d;font-weight:600}
 .work-grid{grid-template-columns:minmax(0,1fr);grid-template-rows:auto;grid-template-areas:none;gap:14px}.viewer-card,.table-card,.inspector,.spec-card{grid-area:auto;grid-row:auto}.viewer-card{order:0;height:clamp(490px,68dvh,650px)}.table-card{order:0;min-height:490px;max-height:75dvh}.inspector{order:1}.spec-card{order:2}.work-grid>.viewer-card{display:flex}.work-grid>.table-card{display:none}body[data-mobile-panel='sequence'] .work-grid>.viewer-card{display:none}body[data-mobile-panel='sequence'] .work-grid>.table-card{display:flex}
 #viewport{height:auto;min-height:0;flex:1 1 0}.viewer-top{height:56px;padding:0 13px}.viewer-title{font-size:9px;letter-spacing:1px}.toggle-label{font-size:10px;gap:6px}.view-tabs{left:10px;right:61px;gap:0;top:12px}.view-tab{min-height:40px;padding:5px 6px;font-size:10px;flex:1}.viewport-toolbar{right:10px;top:12px}.dark-icon{width:40px;height:40px}.curve-label{width:38px;height:38px}.viewport-bottom{left:14px;right:14px;bottom:15px}.legend{font-size:10px;gap:13px}.axis{right:8px;bottom:49px}.metric-strip{height:auto;min-height:108px;grid-template-columns:1fr 1fr}.metric-strip>div{padding:12px 15px}.metric-label{font-size:7px;line-height:1.5;letter-spacing:.5px;white-space:normal}.metric-value{font-size:18px;margin-top:5px}.metric-value small{font-size:10px;margin-left:3px}.metric-strip>div:nth-child(3):before{display:none}
 .table-card .table-scroll{flex:1}.table-card .table-heading{padding:12px 14px;gap:6px}.table-card .section-title{width:100%}.table-card .table-heading h2{font-size:14px}.table-card .count-badge{display:inline;font-size:9px}.table-card .table-actions{width:100%;justify-content:flex-start;margin:0}.table-card .table-actions .text-btn{margin-left:auto}.table-card .table-footer{padding:10px 14px}.table-card th.row-num{width:32px}.table-card th:last-child{width:42px}.table-card .delete-row{width:40px;min-width:40px}.table-card td input{font-size:13px}
 .inspector{padding:20px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:0 14px}.inspector .panel-heading,.inspector .selection-note,.inspector>.paired-fields,.inspector-hint,.inspector-footer{grid-column:1/-1}.inspector .selection-note{font-size:11px;margin:13px 0 20px;line-height:1.7}.inspector>.field-group{display:block;width:auto;margin:0 0 19px}.inspector>.field-group+.field-group{margin-left:0}.inspector>.paired-fields{margin:0;gap:14px}.inspector .paired-fields .field-group{margin-bottom:18px}.inspector .field-group>label{font-size:11px}.inspector .field-group label>span{font-size:10px}.inspector .inspector-hint{padding:12px}.inspector-hint p{font-size:10px;line-height:1.7}.inspector .inspector-footer{margin:0 -20px -20px;padding:4px 20px;min-height:52px}.spec-card{padding:20px;min-height:0}.spec-card h2{font-size:14px}.spec-card .field-group label{font-size:11px}.spec-card .field-group label span{font-size:10px}.page-footer{font-size:9px;line-height:1.7;padding-top:18px;padding-bottom:max(20px,env(safe-area-inset-bottom))}
 dialog{padding:21px;max-width:calc(100vw - 24px);max-height:calc(100dvh - 30px)}.modal-head h2{font-size:23px}.modal-head .icon-btn{min-width:44px}.modal-actions .btn{min-height:46px}.file-zone{font-size:12px}.file-zone input{font-size:12px}.small-label{font-size:10px}.import-note,.conventions p{font-size:11px!important}.conventions h3{font-size:12px}textarea{font-size:14px;min-height:160px}dialog input,dialog select{font-size:16px}.help-steps span{font-size:12px}.help-steps b{font-size:14px}.dropdown button{min-height:48px;font-size:12px}
}
@media(max-width:360px){
 main{padding-left:10px;padding-right:10px}.page-heading h1{font-size:24px}.project-title input{width:138px}.project-tools select{max-width:130px}.heading-actions{gap:7px}.heading-actions .btn{padding-left:12px;padding-right:12px;font-size:11px}.table-card td input{font-size:12px}.viewer-top{padding:0 11px}.toggle-label{font-size:9px}.legend{gap:9px;font-size:9px}.inspector{padding:17px;gap:0 11px}.inspector>.paired-fields{gap:11px}.inspector .inspector-footer{margin:0 -17px -17px}.field-group label>span{font-size:9px!important}.step-input button{width:39px}.step-input input[type=number]{padding-left:5px;padding-right:5px}
}
@media(pointer:coarse){.curve-label{width:44px;height:44px}.view-tab{min-height:44px}.dark-icon{width:44px;height:44px}.project-title input{font-size:16px}.project-tools select{font-size:12px}.table-card td input{font-size:13px}.table-card td{height:54px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{scroll-behavior:auto!important}}
/* Keep Safari from zooming the entire workbench when a numeric cell is focused. */
@supports(-webkit-touch-callout:none){
 .table-card td input,.field-group input[type=number],.spec-card input,.project-title input,.project-tools select,.spec-card select{font-size:16px}
 .table-card .table-scroll table{min-width:380px}.table-card td input{letter-spacing:-.8px}
}
.step-input input[type=number]{min-width:0;height:42px;flex:1}
@media(min-width:700px) and (max-width:850px){.inspector>.field-group{grid-column:1/-1}}
@media(max-width:420px){.inspector>.field-group{grid-column:1/-1}}