/* Cut list optimizer workbench. Uses the shared --ink/--muted/--line/--paper/--white/--blue tokens so dark mode follows the site. */
.co-page .sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.co-page{max-width:1440px}
.co-heading h1{font-size:clamp(28px,4vw,42px);line-height:1.25;margin:8px 0 12px}
.co-switch{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 16px}
.co-switch a{font-size:14px;border:1px solid var(--line);background:var(--white);border-radius:999px;padding:8px 14px;color:var(--ink);text-decoration:none}
.co-switch a[aria-current=page]{background:var(--blue);border-color:var(--blue);color:#fff;font-weight:600}
.co-app{border:1px solid var(--line);border-radius:18px;background:var(--paper);box-shadow:0 14px 42px rgba(23,42,71,.06);overflow:hidden}
.co-toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;padding:14px 18px;background:var(--white);border-bottom:1px solid var(--line)}
.co-toolbar-actions{display:flex;flex-wrap:wrap;gap:8px;margin-left:auto}
.co-toolbar button,.co-result-actions button,.co-import-actions button,.co-add{min-height:40px;border:1px solid var(--line);border-radius:10px;padding:7px 13px;font:inherit;font-size:14px;background:var(--white);color:var(--ink);cursor:pointer}
.co-result-actions button.primary{background:var(--blue);border-color:var(--blue);color:#fff;font-weight:600}
.co-toolbar select,.co-project input{min-height:40px;border:1px solid var(--line);border-radius:10px;padding:6px 10px;font:inherit;font-size:14px;background:var(--white);color:var(--ink);max-width:220px}
.co-units{display:inline-flex;gap:3px;padding:3px;border:1px solid var(--line);border-radius:10px;background:var(--paper)}
.co-units label{position:relative}.co-units input{position:absolute;opacity:0}
.co-units span{display:block;padding:6px 12px;border-radius:7px;font-size:14px;cursor:pointer;color:var(--muted)}
.co-units input:checked+span{background:var(--white);color:var(--ink);font-weight:600;box-shadow:0 1px 3px rgba(23,42,71,.12)}
.co-units input:focus-visible+span{outline:2px solid var(--blue)}
.co-status{margin:0;padding:8px 18px;background:var(--blue-soft);color:var(--ink);font-size:14px}
.co-layout{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:0}
.co-inputs{padding:16px;border-right:1px solid var(--line);min-width:0}
.co-results{padding:16px 18px;min-width:0}
.co-card{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:12px 14px;margin-bottom:12px;min-width:0}
.co-card-head{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:8px}.co-card-head h2{margin:0;font-size:16px}
.co-add{min-height:34px;padding:4px 11px}
.co-table-wrap{overflow-x:auto;position:relative}
.co-grid{width:100%;border-collapse:collapse;font-size:14px}
.co-grid th{font-size:12px;color:var(--muted);font-weight:600;text-align:left;padding:4px 4px 6px;white-space:nowrap}
.co-grid td{padding:3px 3px;vertical-align:middle}
.co-grid tbody tr{border-top:1px solid var(--line)}
#co-parts tbody tr td:first-child{border-left:4px solid var(--co-swatch,transparent);padding-left:6px}
.co-in{width:100%;min-width:56px;min-height:36px;border:1px solid var(--line);border-radius:8px;padding:5px 7px;font:inherit;font-size:15px;color:var(--ink);background:var(--white);box-sizing:border-box}
.co-in-label,.co-in-name{min-width:96px}
.co-in[aria-invalid]{border-color:#d4453b;background:#fff4f3}
.co-in:focus{outline:2px solid var(--blue);outline-offset:0;border-color:var(--blue)}
.co-grid input[type=checkbox]{width:18px;height:18px}
.co-band{white-space:nowrap}.co-band label{display:inline-flex;align-items:center;gap:2px;font-size:11px;color:var(--muted);margin-right:4px}
.co-remove{border:0;background:none;color:var(--muted);font-size:20px;line-height:1;min-width:32px;min-height:32px;cursor:pointer}
.co-hint{font-size:13px;color:var(--muted);margin:8px 0 0;line-height:1.5}
.co-import{margin-top:8px;font-size:14px}.co-import summary{cursor:pointer;color:var(--blue)}.co-import p{color:var(--muted);font-size:13px;margin:6px 0}
.co-import textarea{width:100%;box-sizing:border-box;border:1px solid var(--line);border-radius:10px;padding:8px;font:13px/1.5 ui-monospace,Menlo,monospace;background:var(--white);color:var(--ink)}
.co-import-actions{display:flex;gap:8px;margin-top:6px}
.co-settings{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:10px}
.co-field{display:flex;flex-direction:column;gap:5px;font-size:13px;color:var(--muted)}
.co-field input,.co-field select{min-height:40px;border:1px solid var(--line);border-radius:9px;padding:6px 9px;font:inherit;font-size:15px;background:var(--white);color:var(--ink)}
.co-check{display:flex;gap:8px;align-items:flex-start;font-size:14px;color:var(--muted);grid-column:1/-1}.co-check input{width:18px;height:18px;margin-top:1px}
.co-error{background:#fdecec;color:#a42323;border:1px solid #f2c2c2;border-radius:10px;padding:10px 12px;margin:0 0 12px}
.co-warning{background:#fff7e6;color:#8a5300;border:1px solid #f1d39b;border-radius:10px;padding:9px 12px;font-size:14px}
.co-summary{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:8px;margin:0 0 12px}
.co-summary div{background:var(--white);border:1px solid var(--line);border-radius:11px;padding:9px 11px;min-width:0}
.co-summary .co-strong dd{font-size:22px}.co-summary .co-wide{grid-column:1/-1}
.co-summary dt{font-size:12px;color:var(--muted);margin:0 0 2px}.co-summary dd{margin:0;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.co-result-actions{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}
.co-layout-card{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:12px;margin-bottom:12px;break-inside:avoid}
.co-layout-head{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;font-size:14px;margin-bottom:8px}.co-layout-head span{color:var(--muted)}
.co-figure{width:100%}
.co-sheet-svg{width:100%;height:auto;display:block}
.co-sheet-bg{fill:#efe3cf;stroke:#7d6a50;stroke-width:.25%}
.co-trim{fill:none;stroke:#b39d7c;stroke-dasharray:6 6;stroke-width:.15%}
.co-part{stroke:#3a3a3a;stroke-width:.12%}
.co-band-line{stroke:#c0392b}
.co-offcut{fill:url(#none);fill:rgba(125,106,80,.12);stroke:#9a8466;stroke-dasharray:8 6;stroke-width:.12%}
.co-part-text,.co-part-dim,.co-offcut-text{text-anchor:middle;dominant-baseline:middle;font-family:inherit}
.co-part-text{font-weight:700;fill:#1d2733}.co-part-dim{fill:#33404f}.co-offcut-text{fill:#7d6a50}
.co-bar{display:flex;height:46px;border:1px solid #7d6a50;border-radius:4px;overflow:hidden;background:#efe3cf}
.co-seg{display:flex;flex-direction:column;align-items:center;justify-content:center;min-width:0;overflow:hidden;color:#1d2733;border-right:1px solid rgba(0,0,0,.25);font-size:12px;line-height:1.15;white-space:nowrap}
.co-seg b,.co-seg small{max-width:100%;overflow:hidden;text-overflow:ellipsis;padding:0 2px}
.co-seg-kerf{background:#3a3a3a;border:0}
.co-seg-trim{background:repeating-linear-gradient(45deg,#c9b89c,#c9b89c 3px,#efe3cf 3px,#efe3cf 6px)}
.co-seg-off{background:repeating-linear-gradient(45deg,#e3d4bb,#e3d4bb 5px,#efe3cf 5px,#efe3cf 10px);color:#7d6a50;border-right:0}
.co-seg-off.co-keep{background:repeating-linear-gradient(45deg,#cfe8d5,#cfe8d5 5px,#eef8f0 5px,#eef8f0 10px);color:#1f6b3a}
.co-bar-list{font-size:13px;color:var(--muted);margin:8px 0 0;overflow-wrap:anywhere}
.co-offcuts h3{font-size:15px;margin:16px 0 6px}.co-offcut-list{columns:2;font-size:14px;color:var(--ink);padding-left:18px}
.co-label-sheet{display:none}
html[data-xunl-theme="dark"] .co-in[aria-invalid]{background:#3a1a1d;border-color:#c0564d}
html[data-xunl-theme="dark"] .co-error{background:#3a1a1d;color:#ffb4b4;border-color:#6d2c31}
html[data-xunl-theme="dark"] .co-warning{background:#3a2c12;color:#ffd58a;border-color:#6b5320}
@media(max-width:1080px){.co-layout{grid-template-columns:1fr}.co-inputs{border-right:0;border-bottom:1px solid var(--line)}}
@media(max-width:560px){.co-toolbar-actions{margin-left:0}.co-inputs,.co-results{padding:12px}.co-offcut-list{columns:1}.co-toolbar select,.co-project input{max-width:100%}}
@media print{
 body.co-print-plan .header,body.co-print-plan .footer,body.co-print-plan .breadcrumbs,body.co-print-plan .co-heading,body.co-print-plan .co-switch,body.co-print-plan .co-toolbar,body.co-print-plan .co-inputs,body.co-print-plan .co-result-actions,body.co-print-plan .guide-layout,body.co-print-plan [class*=category],body.co-print-plan .tool-search-guide{display:none!important}
 body.co-print-plan .co-layout{display:block}body.co-print-plan .co-app{border:0;box-shadow:none;background:#fff}
 body.co-print-labels main>*:not(.co-app),body.co-print-labels .header,body.co-print-labels .footer,body.co-print-labels .co-app>*:not(.co-label-sheet){display:none!important}
 body.co-print-labels .co-app{border:0;box-shadow:none}
 body.co-print-labels .co-label-sheet{display:grid!important;grid-template-columns:repeat(3,1fr);gap:0}
 .co-label{border:1px dashed #999;padding:8px 10px;height:30mm;box-sizing:border-box;display:flex;flex-direction:column;gap:2px;font-size:11px;color:#000;break-inside:avoid}
 .co-label strong{font-size:14px}.co-label span{font-size:13px;font-weight:600}
}
.co-page .guide-layout>*{min-width:0}
.co-plan-wrap{border-top:1px solid var(--line);padding:16px 18px 18px;background:var(--paper)}
.co-plan-head h2{margin:0 0 4px;font-size:18px}.co-plan-head p{margin:0 0 12px;font-size:13px;color:var(--muted)}
.co-app[data-kind=sheet] .co-plan{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,560px),1fr));gap:12px}
.co-app[data-kind=sheet] .co-plan .co-layout-card{margin:0}
.co-layout-head{align-items:center}.co-layout-head strong{margin-right:auto}
.co-zoom-btn{min-height:32px;border:1px solid var(--line);border-radius:8px;padding:4px 10px;font:inherit;font-size:13px;background:var(--white);color:var(--ink);cursor:pointer}
.co-bar{height:60px}
.co-seg{cursor:pointer;transition:filter .12s}
.co-seg b{font-size:12px}
.co-seg.co-hl,.co-sheet-svg g.co-hl rect{filter:brightness(.82) saturate(1.4);outline:2px solid var(--ink);outline-offset:-2px}
.co-sheet-svg g{cursor:pointer}.co-sheet-svg g:focus{outline:none}
.co-sheet-svg g.co-hl rect{stroke:#111;stroke-width:.5%}
.co-cut-table{width:100%;border-collapse:collapse;font-size:13px;margin-top:10px;font-variant-numeric:tabular-nums}
.co-cut-table th{text-align:left;font-size:12px;color:var(--muted);font-weight:600;padding:5px 8px;border-bottom:1px solid var(--line);white-space:nowrap}
.co-cut-table td{padding:5px 8px;border-bottom:1px solid var(--line);white-space:nowrap;color:var(--ink)}
.co-cut-table td:first-child{border-left:5px solid var(--co-swatch,transparent);font-weight:700}
.co-cut-table tr{cursor:pointer}.co-cut-table tr.co-hl td{background:var(--blue-soft)}
.co-cut-table tr:focus{outline:2px solid var(--blue);outline-offset:-2px}
.co-zoom{width:min(96vw,1600px);max-height:94vh;border:1px solid var(--line);border-radius:14px;padding:0;background:var(--white);color:var(--ink)}
.co-zoom::backdrop{background:rgba(10,18,32,.6)}
.co-zoom-head{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 14px;border-bottom:1px solid var(--line);position:sticky;top:0;background:var(--white)}
.co-zoom-head button{min-height:36px;border:1px solid var(--line);border-radius:8px;padding:4px 12px;font:inherit;background:var(--white);color:var(--ink);cursor:pointer}
.co-zoom-body{padding:12px;overflow:auto}.co-zoom-body svg{width:100%;height:auto}
@media print{body.co-print-plan .co-zoom-btn,body.co-print-plan .co-plan-head p{display:none!important}body.co-print-plan .co-plan{display:block!important}body.co-print-plan .co-layout-card{break-inside:avoid;margin-bottom:10px}}
.co-app[data-kind=linear] .co-cut-table{max-width:760px}