.engineering-assembly-shell{background:#fff;border:1px solid #cbd5e1;border-radius:16px;padding:24px;margin:20px 0;color:#172438}
.engineering-assembly-shell h3{margin:0 0 12px}.engineering-assembly-controls{display:flex;flex-wrap:wrap;gap:16px;align-items:end}
.engineering-assembly-controls label{display:flex;flex-direction:column;gap:6px;flex:1;min-width:220px}
.engineering-assembly-controls input,.engineering-assembly-controls select{padding:10px;border:1px solid #bac6d4;border-radius:6px;max-width:100%}
#engineering-assembly-tree details{border-left:3px solid #d7e0ea;margin:10px 0 10px 12px;padding:4px 8px 4px 14px}
#engineering-assembly-tree summary{cursor:pointer;padding:12px;background:#f1f5f9;border-radius:6px;overflow-wrap:anywhere}
#engineering-assembly-tree summary span{display:block;font-size:14px;margin:6px 0 0 18px;color:#475569}
.engineering-assembly-component{border:1px solid #d7e0ea;padding:12px;margin:8px 0;border-radius:8px;overflow-wrap:anywhere}
.engineering-assembly-component small{display:block}.engineering-assembly-component p:last-child{color:#64748b}
.engineering-part-workspace{border-top:2px solid #cbd5e1;margin-top:24px;padding-top:20px}
.engineering-part-workspace input{box-sizing:border-box;width:100%;padding:12px;border:1px solid #94a3b8;border-radius:8px;font:inherit}
.engineering-part-layout{display:grid;grid-template-columns:minmax(220px,1fr) minmax(0,2fr);gap:20px}
.engineering-part-list{max-height:720px;overflow:auto;display:flex;flex-direction:column;gap:8px;align-self:start}
.engineering-part-list button{font:inherit;text-align:left;white-space:normal;overflow-wrap:anywhere;padding:12px;border:1px solid #cbd5e1;border-radius:8px;background:#fff;color:#172438;cursor:pointer}
.engineering-part-list button[aria-pressed=true]{background:#e0edf8;border-color:#24567f}
.engineering-part-list button:focus-visible{outline:3px solid #d97706;outline-offset:2px}
.engineering-part-detail{background:#f8fafc;padding:20px;border-radius:12px;overflow-wrap:anywhere;min-width:0}
.engineering-part-detail h5{font-size:20px;margin:0 0 12px}.engineering-part-detail h6{font-size:16px;margin:24px 0 8px}
.engineering-part-detail dl{display:grid;grid-template-columns:minmax(100px,1fr) minmax(0,2fr);gap:8px}
.engineering-part-detail dt{font-weight:600}.engineering-part-detail dd{margin:0}.engineering-part-detail p{white-space:pre-line}
@media(max-width:760px){.engineering-part-layout{grid-template-columns:1fr}.engineering-part-list{max-height:260px}.engineering-part-detail{padding:12px}}
@media(max-width:600px){.engineering-assembly-shell{padding:12px}#engineering-assembly-tree details{margin-left:4px;padding-left:7px}.engineering-assembly-controls label{min-width:0;flex-basis:100%}}
.engineering-routing-editor fieldset { min-width:0; margin:1rem 0; padding:1rem; border:1px solid #cbd5e1; border-radius:10px; }
.engineering-routing-editor label { display:block; margin:0.75rem 0; font-weight:500; }
.engineering-routing-editor input,.engineering-routing-editor select { display:block; box-sizing:border-box; width:100%; max-width:100%; padding:0.6rem; margin-top:0.3rem; }
.engineering-routing-editor button { margin:0.5rem 0.5rem 0.5rem 0; }
.engineering-cost-sheet{border:1px solid #cbd5e1;border-radius:12px;padding:16px;margin:20px 0;overflow-wrap:anywhere}
.engineering-cost-sheet fieldset{min-width:0;border:1px solid #cbd5e1;border-radius:10px;margin:16px 0;padding:16px}
.engineering-cost-sheet label{display:block;margin:12px 0;font-weight:500}
.engineering-cost-sheet input:not([type=checkbox]),.engineering-cost-sheet select{display:block;box-sizing:border-box;width:100%;max-width:100%;min-width:0;padding:10px;margin-top:5px;font:inherit}
.engineering-cost-sheet button{margin:6px 8px 6px 0;white-space:normal}
.engineering-cost-sheet h5{font-size:18px}
.engineering-cost-sheet textarea{box-sizing:border-box;width:100%;max-width:100%;min-width:0;padding:10px;font:inherit}
@media(max-width:600px){.engineering-cost-sheet,.engineering-cost-sheet fieldset{padding:10px}}