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48px))}.truss-detail-modal-body{padding:12px}.truss-detail-modal-body>.workspace-panel{flex:1;min-height:0}.truss-detail-modal-body>.workspace-panel>.workspace-panel-header{min-height:38px;padding:0 0 10px;border-bottom:1px solid var(--border-soft)}.truss-detail-modal-body>.workspace-panel>.workspace-panel-header .workspace-panel-title{display:none}.truss-detail-modal-body>.workspace-panel>.workspace-panel-header .workspace-panel-toolbar{width:100%;justify-content:flex-end}.truss-detail-modal-body>.workspace-panel>.workspace-panel-body{padding:10px 0 0}.truss-result-alert{padding:10px;border:1px solid var(--warning-border);border-radius:var(--radius);color:var(--danger);font-size:var(--text-sm)}.truss-results-detail{min-width:0;min-height:0;overflow:auto;padding:12px}.truss-results-detail>.workspace-panel>.workspace-panel-header{min-height:36px}.truss-results-detail:not([data-result-view=export])>.workspace-panel>.workspace-panel-header{display:none}@media (max-width: 980px){.truss-input-toolrow{grid-template-columns:82px minmax(0,1fr)}.truss-input-toolbar-field--case select{width:min(240px,45vw)}.truss-input-dashboard{grid-template-columns:1fr}.truss-input-card--sections,.truss-input-card--loads{grid-row:auto}}@media (max-width: 700px){.truss-input-toolrow{grid-template-columns:1fr}.truss-input-toolrow__label{flex-direction:row;align-items:baseline;justify-content:flex-start;border-right:0;border-bottom:1px solid var(--border-soft)}.truss-input-toolbar-field--case select{width:min(260px,54vw)}.truss-input-toolbar-open{margin-left:0}}.wind-calculator-panel{width:min(640px,100%)}.loads-panel{display:flex;flex-direction:column;gap:12px;min-height:0;flex:1}.loads-panel .loads-layout{min-height:min(460px,calc(100vh - 280px))}.loads-case-pane-header,.loads-add-form-header,.loads-case-header{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}.loads-case-pane-header h3,.loads-case-header h3,.loads-add-form-header 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10px;border:1px solid var(--border, #ded6c8);border-radius:6px;background:#fff;font-size:var(--text-md);font-weight:600}.section-builder-header-fields select{padding:6px 8px;border:1px solid var(--border, #ded6c8);border-radius:6px;background:#fff;font-size:var(--text-sm)}.section-builder-header-note{flex:1 1 8rem;min-width:0;margin:0;overflow-wrap:anywhere;font-size:var(--text-xs);color:#6b7580}.section-builder-header-actions{display:flex;align-items:center;gap:8px;margin-left:auto}.section-builder-body{display:flex;flex-direction:column;gap:14px;padding:16px 20px 20px;min-height:0;overflow:hidden;flex:1}.section-builder-toolbar{display:flex;flex-wrap:wrap;gap:10px 12px;align-items:center}.section-builder-tool-group{display:inline-flex;flex-wrap:wrap;gap:6px;align-items:center;padding-right:8px;border-right:1px solid #e8e1d7}.section-builder-toolbar .preset-field select{min-width:190px}.section-builder-shape-panel{display:flex;flex-wrap:wrap;align-items:end;gap:.65rem 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#d0d6dc;border-radius:8px;background:#fff;box-shadow:0 8px 20px #1e28321a}.section-builder-shape-menu button{padding:7px 10px;border:none;border-radius:5px;background:transparent;color:#2a3139;font-size:var(--text-sm);text-align:left;cursor:pointer}.section-builder-shape-menu button:hover{background:#eef2f5}.section-builder-shape-panel .primary-action.subtle{padding:.45rem .75rem;font-size:var(--text-md)}.section-builder-toolbar button.active{background:var(--accent-soft, #e6f3f5);color:var(--accent, #126e82)}.section-builder-toolbar button:disabled{opacity:.55;cursor:not-allowed}.section-builder-workspace{display:grid;grid-template-columns:minmax(250px,.52fr) minmax(0,1.45fr) minmax(280px,.95fr);gap:14px;min-height:480px;flex:1;min-width:0}.section-builder-left-rail{display:flex;flex-direction:column;gap:12px;min-width:0;min-height:0}.section-builder-left-rail .section-builder-parts-list{flex:1}.section-builder-add-controls{display:flex;flex-direction:column;gap:8px;padding:12px 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h3{margin:0;font-size:var(--text-lg)}.section-builder-parts-items{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px;overflow-y:auto;min-height:0;flex:1}.section-builder-part-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:4px;align-items:center;border:1px solid #e8e1d7;border-radius:6px;background:#fff}.section-builder-part-row.selected{border-color:#126e82;box-shadow:0 0 0 1px #126e8240}.section-builder-part-row.hidden-part{opacity:.55}.section-builder-part-row.subtract-op .section-builder-op-badge{background:#fff4e8;color:#9a5a16}.section-builder-part-select{display:flex;align-items:flex-start;gap:8px;min-width:0;padding:8px 10px;border:none;background:transparent;text-align:left;cursor:pointer}.section-builder-part-select--editing{cursor:default}.section-builder-part-z{flex:0 0 auto;width:1.4rem;height:1.4rem;display:inline-flex;align-items:center;justify-content:center;border-radius:4px;background:#f3eee3;color:#514a40;font-size:var(--text-xs);font-weight:700}.section-builder-part-info{display:flex;flex-direction:column;gap:2px;min-width:0}.section-builder-part-name{font-size:var(--text-sm);font-weight:600;color:#2f2a24;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.section-builder-part-meta{display:flex;align-items:center;gap:6px;font-size:var(--text-xs);color:#6d665b}.section-builder-op-badge{padding:1px 6px;border-radius:999px;font-size:var(--text-2xs);font-weight:700;text-transform:uppercase;letter-spacing:.02em;background:#e6f3f5;color:#126e82}.section-builder-material-badge{font-weight:600;color:#5c5348}.section-builder-composite-note{margin-top:.35rem}.warning-text.composite-warning{border-left:3px solid #c47a12;padding-left:.5rem}.section-builder-part-rename{width:100%;padding:2px 6px;border:1px solid #ded6c8;border-radius:4px;font-size:var(--text-sm)}.section-builder-part-actions{display:flex;flex-wrap:wrap;gap:2px;padding:4px 6px 4px 0}.section-builder-part-actions .icon-text-button.danger{color:#b42318}.section-builder-parts-hint,.section-builder-parts-empty{margin:0;font-size:var(--text-xs);color:#8a8278}.section-builder-op-toggle.add{color:#126e82}.section-builder-op-toggle.subtract{color:#9a5a16}.section-builder-canvas{min-height:360px;border:1px solid var(--border, #ded6c8);border-radius:8px;background:#fafbfd;overflow:hidden;display:flex;flex-direction:column;min-width:0}.section-builder-canvas-shell{display:flex;flex-direction:column;flex:1;min-height:0;min-width:0}.section-builder-canvas-toolbar{display:flex;align-items:center;flex-wrap:wrap;gap:8px 12px;padding:8px 10px;border-bottom:1px solid #e8e1d7;background:#fffefa}.section-builder-canvas-grid{display:inline-flex;align-items:center;gap:6px;font-size:var(--text-sm);color:#514a40}.section-builder-canvas-grid select{padding:3px 6px;border:1px solid #ded6c8;border-radius:4px;font-size:var(--text-sm);background:#fff}.section-builder-preview-badge{display:inline-flex;align-items:center;padding:.15rem .45rem;border-radius:999px;font-size:var(--text-2xs);font-weight:600;letter-spacing:.01em;color:#0f766e;background:#0f766e1f;border:1px solid rgba(15,118,110,.28)}.section-builder-preview-badge--loading{color:#64748b;background:#64748b1a;border-color:#64748b38}.section-builder-preview-badge--error{display:inline-block;color:#b91c1c;background:#b91c1c14;border-color:#b91c1c4d;max-width:34ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.section-builder-canvas-hint{margin-left:auto;font-size:var(--text-xs);color:#8a8278}.section-builder-canvas-readout{margin-left:auto;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:var(--text-xs);font-variant-numeric:tabular-nums;color:#0f766e;white-space:nowrap}.section-builder-canvas-readout+.section-builder-canvas-hint{margin-left:12px}.section-builder-draw-panel{display:flex;flex-direction:column;gap:10px}.section-draw-input{display:flex;flex-direction:column;gap:8px;padding:10px;border:1px solid #e8e1d7;border-radius:8px;background:#fffefa}.section-draw-input-modes{display:inline-flex;gap:4px}.section-draw-input-modes button{flex:1;padding:4px 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