.material-section-title { grid-column: 1 / -1; margin: 12px 0 0; font-size: 19px; }
.card-assembly { color: var(--text); text-decoration: none; }
.card-assembly:focus-visible { outline-color: var(--accent); }
.assembly-model-link { display: flex; flex: 1; flex-direction: column; color: inherit; text-decoration: none; }
.assembly-model-link > img { flex: 0 0 auto; }
.assembly-bom-link { display: block; margin: 0 14px 10px; padding: 4px 0; min-height: 28px; color: var(--accent); font-size: 0.75rem; line-height: 1.55; text-decoration: underline; text-underline-offset: .18em; }
.assembly-model-link:focus-visible, .assembly-bom-link:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
.material-search { grid-column: 1 / -1; position: relative; max-width: 820px; width: 100%; }
.material-search label { display: grid; gap: 9px; font-size: 15px; font-weight: 600; }
.material-search input { box-sizing: border-box; width: 100%; min-width: 0; border: 1px solid var(--border); border-radius: 9px; padding: 13px 15px; font: inherit; background: var(--surface); color: var(--text); }
.material-search input:focus { outline: 2px solid var(--accent); outline-offset: 2px; }
.material-search-status { margin: 8px 0; font-size: 0.75rem; color: var(--text-3); }
.material-search-status:empty { display: none; }
.material-search-results { max-height: 390px; overflow-y: auto; overscroll-behavior: contain; border: 1px solid var(--border); border-radius: 8px; background: var(--surface); touch-action: pan-y; }
.material-search-results a { display: grid; gap: 4px; padding: 13px 15px; border-bottom: 1px solid var(--border); text-decoration: none; color: var(--text); overflow-wrap: anywhere; }
.material-search-results a:hover, .material-search-results a:focus-visible { background: var(--bg); }
.material-search-results strong { font-size: 0.82rem; font-weight: 600; }
.material-search-results span { color: var(--text-2); font-size: 0.72rem; }
.material-catalog-status { grid-column: 1 / -1; color: var(--text-3); }
.cad-workspace { display: flex; position: relative; width: 100%; height: 100%; min-width: 0; overflow: hidden; }
.cad-workspace > .cad-wrapper { flex: 1; width: auto; min-width: 0; }
.material-panel { box-sizing: border-box; flex: 0 0 370px; width: 370px; min-width: 0; height: 100%; background: var(--surface); color: var(--text); border-left: 1px solid var(--border); display: flex; flex-direction: column; padding-top: 52px; touch-action: pan-y; }
.cad-workspace:not(.materials-open) > .material-panel { display: none; }
.material-panel > .material-search { width: auto; padding: 0 16px 12px; flex-shrink: 0; }
.material-panel .material-search label { font-size: 0.8rem; }
.material-panel .material-search input { font-size: 0.8rem; padding: 10px; background: var(--bg); }
.material-panel .material-search-results { position: absolute; top: 100%; left: 16px; right: 16px; max-height: min(45vh, 360px); z-index: 40; box-shadow: 0 8px 30px #0004; }
.material-panel-scroll { overflow-y: auto; overscroll-behavior: contain; flex: 1; min-height: 0; touch-action: pan-y; padding-bottom: 30px; }
.material-head-host, .material-tabs-host { flex-shrink: 0; }
.material-panel-head { padding: 12px 16px 14px; }
.material-panel h2 { font-size: 20px; line-height: 1.25; margin: 7px 0 12px; overflow-wrap: anywhere; }
.material-panel h3 { margin: 22px 0 10px; font-size: 13px; }
.material-eyebrow { font: 0.72rem/1.5 ui-monospace, monospace; color: var(--text-2); text-transform: uppercase; letter-spacing: .05em; }
.material-context { display: block; text-align: left; padding: 0; margin-bottom: 12px; border: 0; background: transparent; color: var(--accent); cursor: pointer; font: inherit; font-size: 0.82rem; }
.material-meta { display: block; color: var(--text-2); font-size: 0.72rem; line-height: 1.5; margin: 5px 0; }
.material-actions { display: flex; gap: 9px; align-items: center; flex-wrap: wrap; }
.material-actions button, .bom-tools button { border: 1px solid var(--border); border-radius: 5px; background: var(--bg); color: var(--text); padding: 6px 9px; font: inherit; font-size: 0.8rem; cursor: pointer; }
.material-link { color: var(--accent); text-decoration: none; font-size: 0.82rem; display: inline-block; line-height: 1.6; }
.material-link:hover { text-decoration: underline; }
.material-tabs { display: flex; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.material-tabs button { flex: 1; min-height: 43px; border: 0; border-bottom: 2px solid transparent; background: transparent; color: var(--text-2); font: inherit; font-size: 0.8rem; cursor: pointer; }
.material-tabs button[aria-selected=true] { border-bottom-color: var(--accent); color: var(--text); background: var(--bg); }
.material-tab-content { padding: 0 16px; }
.material-scope, .material-empty, .material-selection-note { color: var(--text-3); font-size: 0.75rem; line-height: 1.65; margin: 14px 0; }
.material-bom-counts { color: var(--text-2); font-size: 0.8rem; line-height: 1.5; margin: 14px 0; }
.material-selection-note:empty { display: none; }
.bom-tools { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; margin-bottom: 9px; }
.bom-tools > span { font-size: 0.75rem; color: var(--text-3); margin-left: auto; }
.bom-tree { margin: 0 -10px; }
.bom-row { display: flex; align-items: center; gap: 4px; min-height: 50px; border-bottom: 1px solid var(--border); padding-left: calc(min(var(--depth), 5) * 12px); }
.bom-row.selected { background: color-mix(in srgb, var(--accent) 12%, transparent); border-radius: 5px; }
.bom-disclosure { flex: 0 0 24px; height: 36px; border: 0; background: transparent; color: var(--accent); font-size: 17px; cursor: pointer; }
.bom-disclosure:disabled { color: var(--text-3); cursor: default; }
.bom-select { flex: 1; min-width: 0; display: grid; gap: 3px; padding: 8px 2px; text-align: left; border: 0; background: transparent; font: inherit; color: var(--text); cursor: pointer; }
.bom-select:hover .bom-description { color: var(--accent); }
/* Text roles share the cost page's label, value, metadata and note scale. */
.bom-description { font-size: 0.82rem; line-height: 1.45; }
.bom-number { color: var(--text-2); font: 0.72rem/1.3 ui-monospace, monospace; }
.bom-counts { color: var(--text-2); font-size: 0.75rem; line-height: 1.5; }
.bom-quantity { flex: 0 0 3.5rem; font-size: 0.8rem; text-align: right; padding: 0 7px 0 0; color: var(--text); font-variant-numeric: tabular-nums; }
.material-source { display: inline-block; margin-top: 14px; color: var(--accent); font-size: 0.75rem; }
.material-used { padding: 15px 0; border-bottom: 1px solid var(--border); }
.material-path { font-size: 0.72rem; line-height: 1.7; color: var(--text-2); margin: 6px 0 0; overflow-wrap: anywhere; }
.material-document { display: grid; gap: 6px; padding: 16px 0; border-bottom: 1px solid var(--border); color: var(--text); text-decoration: none; }
.material-document:hover strong { color: var(--accent); }
.material-document strong { font-size: 0.82rem; font-weight: 500; }
.material-document span { color: var(--text-2); font-size: 0.72rem; }
.material-related { display: grid; padding: 9px 0; border-bottom: 1px solid var(--border); }
.materials-toggle { position: absolute; top: 12px; right: 58px; z-index: 42; padding: 8px 12px; border: 1px solid var(--border); border-radius: 7px; background: var(--surface); color: var(--text); font: inherit; font-size: 0.8rem; cursor: pointer; }
.cv-card:has(.cad-workspace) > .cv-close { z-index: 43; }
.material-record-workspace { width: 100%; height: 100%; display: flex; justify-content: center; overflow: hidden; background: var(--bg); }
.material-record-workspace > .material-panel { width: min(100%, 740px); flex-basis: 740px; border: 0; padding-top: 64px; }
@media (max-width: 1100px) and (min-width: 701px) { .material-panel { width: 330px; flex-basis: 330px; } }
@media (max-width: 700px) {
  .assembly-row { grid-template-columns: minmax(0, 1fr); }
  .cad-workspace > .material-panel { position: absolute; z-index: 35; inset: 0; width: 100%; height: 100%; padding-top: 52px; border: 0; }
  .cad-workspace.materials-open > .cad-wrapper { visibility: hidden; }
  .material-panel-head { padding-top: 6px; }
  .material-panel h2 { font-size: 17px; }
  .material-panel > .material-search { padding-bottom: 5px; }
  .material-panel .material-search label { gap: 5px; }
  .material-panel .material-search input { padding: 8px 10px; }
  .material-record-workspace > .material-panel { flex-basis: 100%; width: 100%; }
  .materials-toggle { right: 53px; top: 14px; }
}