/* CAD uses the same quiet violet surfaces as the workspace. */
.cad-module{max-width:1240px;min-width:0;margin:auto}
.cad-module button{min-height:44px}
.cad-module h2{margin:0 0 14px;font-size:19px;font-weight:600}
.cad-module h3{margin:0 0 12px;font-size:15px;font-weight:600}
.cad-module p{line-height:1.8}
.cad-stepbar{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin:24px 0 16px;padding:8px;border:1px solid var(--line);border-radius:14px;background:var(--surface)}
.cad-stepbar>span{display:flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:8px 10px;border:1px solid transparent;border-radius:9px;color:var(--muted);font-size:13px;white-space:nowrap}
.cad-stepbar em{display:grid;place-items:center;flex-shrink:0;width:24px;height:24px;border:1px solid var(--line);border-radius:7px;font-size:12px;font-style:normal}
.cad-stepbar .cad-current{border-color:var(--line);background:var(--soft);color:var(--accent);font-weight:600}
.cad-current em{border-color:var(--primary);background:var(--primary);color:var(--on)}
.cad-status-banner{display:flex;align-items:center;flex-wrap:wrap;gap:9px;margin-bottom:20px;padding:12px 16px;border:1px solid var(--line);border-radius:10px;background:var(--soft);font-size:13px}
.cad-status-banner b{font-weight:600}.cad-status-banner small{margin-left:auto;color:var(--muted);font-size:12px}
.cad-status-dot{display:inline-block;flex-shrink:0;width:7px;height:7px;border-radius:50%;background:#d6a266}
.cad-workgrid{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(280px,.85fr);align-items:start;gap:20px}
.cad-mainpanel,.cad-planpanel,.cad-infopanel,.cad-preview,.cad-connection{min-width:0;border-radius:16px}
.cad-mainpanel{padding:24px}
.cad-label{display:block;margin:16px 0 8px;font-size:14px;font-weight:600}
.cad-request,.cad-constraints{display:block;width:100%;min-height:140px;padding:13px 14px;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:var(--text);font:inherit;line-height:1.8;resize:vertical}
.cad-request::placeholder,.cad-constraints::placeholder,.cad-fullinput::placeholder{color:var(--muted)}
.cad-constraints{min-height:96px;margin-bottom:20px}
.cad-examples{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0 16px}
.cad-examples button{padding:8px 11px;border:1px solid var(--line);border-radius:9px;background:var(--soft);color:var(--accent);font-size:13px}
.cad-examples button:hover{border-color:var(--accent)}
.cad-row{display:flex;flex-wrap:wrap;gap:14px}
.cad-selectfield{display:block;flex:1;min-width:160px;margin:10px 0 12px;font-size:13px;font-weight:600}
.cad-selectfield select{display:block;width:100%;min-height:44px;margin-top:8px;padding:9px 11px;border:1px solid var(--line);border-radius:9px;background:var(--bg);color:var(--text);font:inherit;font-weight:400}
.cad-actions{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px}
.cad-help{margin-top:13px;color:var(--muted);font-size:12px!important;line-height:1.7}
.cad-parameters{margin-top:24px;padding-top:24px;border-top:1px solid var(--line)}
.cad-parameters>p{font-size:13px}
.cad-dimensions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:5px 16px}
.cad-dimrow{display:flex;gap:7px}
.cad-dimrow input,.cad-dimrow select,.cad-fullinput{min-width:0;min-height:44px;padding:10px 11px;border:1px solid var(--line);border-radius:9px;background:var(--bg);color:var(--text);font:inherit}
.cad-dimrow input{flex:1;width:100%}.cad-dimrow select{flex-shrink:0;width:74px}.cad-fullinput{display:block;width:100%}
.cad-fieldmeta{display:flex;flex-direction:column;gap:4px;margin-top:7px}.cad-fieldmeta small{color:var(--muted);font-size:12px}
.cad-assumption{display:flex;align-items:center;gap:6px;min-height:36px;color:var(--muted);font-size:12px}
.cad-assumption input,.cad-review input{flex-shrink:0;width:16px;height:16px;accent-color:var(--primary)}
.cad-sidepanel{display:flex;flex-direction:column;gap:18px}
.cad-infopanel{padding:22px}
.cad-known dl{margin:0}.cad-known dl>div{display:grid;grid-template-columns:minmax(62px,.8fr) minmax(0,1.2fr);align-items:start;gap:10px;padding:12px 0;border-bottom:1px solid var(--line)}
.cad-known dt{padding-top:2px;color:var(--muted);font-size:12px}
.cad-known dd{margin:0;color:var(--text);font-size:15px;font-weight:500;overflow-wrap:anywhere;font-variant-numeric:tabular-nums}
.cad-known dd small{display:block;margin-top:3px;color:var(--muted);font-size:12px;font-weight:400}
.cad-known>p{font-size:13px}.cad-known dl+p{margin-top:12px}
.cad-missing{margin-top:22px;padding-top:18px;border-top:1px solid var(--line)}
.cad-missing ul,.cad-warning ul{margin:8px 0 0;padding-left:18px;font-size:13px;line-height:1.9}
.cad-missing li::marker{color:var(--accent)}.cad-missing>p{color:var(--muted);font-size:13px}
.cad-preview{overflow:hidden;padding:12px;background-color:var(--bg);background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:24px 24px}
.cad-plan{display:block;width:100%;max-height:360px;color:var(--accent)}
.cad-preview-empty{padding:34px 18px;text-align:center}
.cad-preview-empty b{font-size:14px;font-weight:600}.cad-preview-empty p{margin-top:9px;color:var(--muted);font-size:12px}
.cad-warning{margin-top:12px;padding:13px;border:1px solid var(--line);border-radius:10px;background:var(--soft);font-size:13px}
.cad-link{display:block;padding:5px 0;color:var(--accent);font-size:13px;text-decoration:underline;text-underline-offset:3px}
.cad-bottom-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.cad-planpanel{padding:26px}
.cad-planheading{display:flex;justify-content:space-between;align-items:start;gap:20px}
.cad-planheading p{font-size:13px}
.cad-planpanel blockquote{margin:22px 0;padding:16px 18px;border:1px solid var(--line);border-radius:10px;background:var(--bg);font-size:14px;white-space:pre-wrap}
.cad-plan-columns{display:grid;grid-template-columns:1fr 1fr;gap:32px}
.cad-plansteps{margin:0;padding-left:22px;font-size:14px;line-height:1.8}
.cad-plansteps li{padding:0 0 12px 4px}.cad-plansteps li::marker{color:var(--accent);font-weight:600}
.cad-constraint-summary{margin-top:18px;font-size:13px;white-space:pre-wrap}
.cad-review{display:flex;align-items:flex-start;gap:10px;min-height:44px;margin-top:24px;padding:14px;border:1px solid var(--line);border-radius:10px;background:var(--bg);font-size:13px;line-height:1.8}
.cad-review input{margin-top:4px}
.cad-confirmed-note{margin-top:22px;padding:15px 17px;border:1px solid var(--line);border-radius:10px;background:var(--soft);color:var(--accent);font-size:14px}
.cad-connection{margin-top:18px;padding:22px}.cad-connection p{margin-bottom:14px;font-size:14px}
.cad-module :focus-visible{outline:2px solid var(--accent);outline-offset:3px}.cad-module button:disabled{opacity:.5;cursor:not-allowed}
@media(max-width:1100px){.cad-workgrid{grid-template-columns:minmax(0,1.2fr) minmax(260px,.8fr);gap:16px}.cad-mainpanel{padding:20px}.cad-infopanel{padding:18px}.cad-stepbar{gap:4px}.cad-stepbar>span{gap:6px;padding:8px 5px;font-size:12px}.cad-status-banner small{width:100%;margin-left:16px}}
@media(max-width:900px){.cad-workgrid{grid-template-columns:1fr}.cad-sidepanel{display:grid;grid-template-columns:1fr 1fr;align-items:start;gap:16px}.cad-plan-columns{gap:24px}}
@media(max-width:600px){.cad-mainpanel,.cad-planpanel{padding:18px}.cad-workgrid{gap:16px}.cad-sidepanel{display:flex}.cad-dimensions{grid-template-columns:1fr}.cad-row{display:block}.cad-stepbar{grid-template-columns:1fr 1fr;gap:5px;margin-top:20px;padding:7px}.cad-stepbar>span{justify-content:flex-start;gap:8px;padding:8px;font-size:12px}.cad-stepbar em{width:24px;height:24px}.cad-request,.cad-constraints,.cad-fullinput,.cad-dimrow input,.cad-selectfield select{font-size:16px}.cad-plan-columns{grid-template-columns:1fr;gap:24px}.cad-planheading{flex-wrap:wrap;gap:10px}.cad-planheading h2{margin-bottom:8px}.cad-actions button{flex:1}.cad-actions .primary{min-width:180px}.cad-plan{max-height:270px}.cad-bottom-actions button{flex:1}.cad-preview-empty{padding:28px 15px}.cad-status-banner{padding:12px;font-size:13px}.cad-status-banner small{margin-left:0}.cad-planpanel blockquote{margin:18px 0;padding:14px}.cad-review{padding:12px}.cad-plansteps{font-size:14px}}