@charset "UTF-8";
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h1{font-size:51px}.status{font-size:13px;color:var(--green);min-height:22px;margin-top:8px}.reading-width{max-width:760px}.nojs{padding:12px;background:var(--tint);font-size:13px}.mini-spec{display:flex;gap:18px;border-top:1px solid var(--line);padding-top:17px;margin-top:15px;font:12px var(--mono)}.home-proof{display:flex;gap:25px;flex-wrap:wrap;padding:16px 0;font-size:12px;color:var(--muted)}.home-proof span:before{content:'✓';margin-right:8px;color:var(--green)}.scope-note{font-size:12px;color:var(--muted);margin-top:14px}.family-card{display:grid;grid-template-columns:90px 1fr;align-items:center;gap:20px}.family-card svg{width:90px}.family-card h3{font-family:var(--mono);font-size:24px}.family-card .card-foot{margin-top:12px}
@media(max-width:1050px){.wrap{padding:0 25px}.navrow{gap:18px}.primary{gap:16px}.primary a{font-size:12px}.hero{gap:35px}.body-layout{grid-template-columns:145px minmax(0,1fr);gap:25px}.guide-layout{grid-template-columns:minmax(0,1fr) 230px;gap:25px}.grid4{grid-template-columns:repeat(2,minmax(0,1fr))}.metric-row .value{font-size:23px}}
@media(max-width:800px){.navrow{min-height:65px;flex-wrap:wrap;justify-content:space-between;gap:0}.brand{font-size:22px}.menu-button{display:block}.primary{display:none;flex-basis:100%;margin:0;flex-wrap:wrap;gap:14px;padding:14px 0}.primary.open{display:flex}.primary a{padding:8px 0}.hero,.hero.compact,.detail-top .hero{grid-template-columns:1fr;gap:30px;padding-top:33px}.hero-art{max-width:560px}.hero h1{font-size:47px}.hero-home{padding-top:40px}.grid3{grid-template-columns:1fr}.body-layout{display:block}.side-nav{position:static;display:flex;flex-wrap:wrap;gap:16px;border:0;border-bottom:1px solid var(--line);padding:0 0 15px;margin-bottom:30px}.side-nav .label{display:none}.side-nav a{padding:0}.guide-layout{grid-template-columns:1fr}.guide-side{position:static;display:grid;grid-template-columns:1fr 1fr;gap:18px}.guide-side .card+.card{margin:0}.section-title{align-items:start}.detail-top h1{font-size:43px}.detail-top .hero-copy .lead{margin-bottom:0}.comparison{min-width:600px}.comparison-actions .actions{margin-top:0}.footer-top{flex-direction:column}.home-proof{gap:10px 20px}.radius-gallery{gap:8px}}
@media(max-width:520px){.wrap{padding:0 18px}h1,.hero h1{font-size:40px;letter-spacing:-1.7px}h2{font-size:25px}.hero{padding-bottom:30px}.lead{font-size:16px}.grid2,.grid4{grid-template-columns:1fr}.section{padding:30px 0}.section-title{flex-direction:column;gap:12px}.card{padding:21px}.toolbar{gap:12px}.toolbar .field.grow{flex-basis:100%}.data-table{min-width:570px}.compare-tray{align-items:start;flex-direction:column}.compare-selectors{grid-template-columns:1fr;gap:10px}.compare-selectors .field{display:grid;grid-template-columns:80px 1fr;align-items:center}.comparison-actions{align-items:start}.guide-side{grid-template-columns:1fr}.code-token{padding:10px 11px}.code-token b{font-size:20px}.guide-title h1,.page-intro h1{font-size:38px;letter-spacing:-1.5px}.metric-row .value{font-size:23px}.metric-row .label{font-size:8px}.radius-gallery{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-bottom{flex-direction:column;gap:8px}.edition .scope{display:none}.searchform button{padding:10px 15px}.detail-top .hero{padding-top:0}.detail-top h1{font-size:39px}.art-heading{font-size:10px}.family-card{grid-template-columns:65px 1fr;gap:15px}.family-card svg{width:65px}.family-card h3{font-size:21px}.table-meta{font-size:11px}.breadcrumbs{margin-bottom:22px}.product dl{grid-template-columns:75px 1fr}.guide-body .tablebox table{min-width:480px}.body-layout .grid2{grid-template-columns:1fr}.toolbar .button{padding:10px 14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
.table-hint{display:none;color:var(--muted);font-size:11px;margin:10px 0}.tablebox{overscroll-behavior-x:contain}.comparison th:first-child{position:sticky;left:0;z-index:1}.comparison tr.changed th:first-child{background:var(--tint)}
.guide-body,.guide-side{min-width:0}
@media(max-width:800px){.table-hint{display:block}.comparison th:first-child{min-width:125px}.comparison td,.comparison thead th:not(:first-child){min-width:165px}}
@media(max-width:520px){.metric-row .value{display:block;font-size:21px;white-space:normal}.metric-row .value small{display:block;margin-top:4px}.metric-row .label{min-height:25px}.checkline{flex-wrap:wrap}.art-footer{gap:15px;font-size:9px}.art-heading{gap:10px}}
@media print{.edition,.masthead,.footer,.side-nav,.actions,.toolbar,.compare-tray,.menu-button{display:none!important}body{background:white;font-size:12px}.wrap{max-width:none;padding:0}.hero,.body-layout,.guide-layout{display:block}.hero-art{max-width:400px}.tablebox{overflow:visible}.section{break-inside:avoid}a{text-decoration:underline}.card{break-inside:avoid}}
/* Guided journeys: source-linked candidates, task state and arithmetic results. */
[hidden]{display:none!important}.journey-home{padding:44px 0 30px;max-width:900px}.journey-home h1{font-size:clamp(34px,4vw,50px)}.task-entry{padding-top:28px}.task-entry .card-number{margin-bottom:18px}.task-entry .feature-card .card-number,.task-entry .feature-card .card-foot{color:#e3eada}.journey-progress{display:flex;gap:8px;flex-wrap:wrap;margin:15px 0 24px}.journey-progress span{padding:8px 12px;border:1px solid var(--line);border-radius:4px;font-size:12px}.journey-progress .current{background:var(--green);color:white}.field{min-width:0}.field select{width:100%}.journey-summary{display:grid;grid-template-columns:minmax(100px,.8fr) minmax(0,1.2fr);gap:9px 18px;font-size:14px;margin:20px 0}.journey-summary dt{color:var(--muted)}.journey-summary dd{margin:0;overflow-wrap:anywhere}.candidate-grid{margin-top:25px}.candidate-grid .tag{margin-bottom:15px}.candidate-grid ul,.callout ul{padding-left:20px;font-size:14px}.candidate-grid li,.callout li{margin:8px 0}.candidate-grid h3{font-family:var(--mono);font-size:17px}.candidate-grid .mono{font-size:12px;margin-top:15px}.error{color:#9b3424;font-size:14px;margin-top:12px}.error:empty{display:none}[aria-invalid=true]{border:2px solid #9b3424}.calculator-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px;align-items:start;margin:26px 0}.calculator-layout .field{margin:16px 0}.calculator-layout input{width:100%}.calculator-layout small{font-size:12px;color:var(--muted)}.result-panel h2{font-family:var(--mono);font-size:32px}.result-panel h2 small{font-size:17px}.result-panel .callout{margin-top:18px}.result-panel{position:sticky;top:100px}.coverage-list{margin:30px 0}.coverage-list li{margin:12px 0}.callout{margin-top:20px}#lookup-results h2:not(:first-child){margin-top:28px}#lookup-results .card h3{margin-top:12px}#product-workspace>h2{margin:18px 0 25px}.status textarea{display:block;width:100%;min-height:130px;margin-top:10px}.journey-home+.task-entry .grid3{gap:18px}.candidate-grid .actions{margin-top:16px}#guide-result:focus,#calc-output:focus{outline:2px solid var(--green);outline-offset:8px}#selection-guide{max-width:960px}#selection-guide .field{display:flex;flex-direction:column;gap:7px}#selection-guide .grid2{gap:22px}#product-workspace .callout p{max-width:800px}
@media(max-width:800px){.calculator-layout{grid-template-columns:1fr}.result-panel{position:static}.journey-home{padding-top:30px}.journey-progress span{flex:1 1 40%}.journey-summary{grid-template-columns:minmax(95px,.8fr) minmax(0,1.2fr)}}
@media(max-width:520px){.journey-home h1{font-size:36px}.task-entry .grid3{gap:12px}.task-entry .card-number{margin-bottom:10px}.task-entry .card-foot{margin-top:14px}.journey-summary{font-size:12px;gap:8px 12px}.calculator-layout .card{padding:19px}.result-panel h2{font-size:28px}.journey-progress{gap:5px}.journey-progress span{font-size:11px;padding:7px 8px}}

/* Stack text-heavy cards before their columns become too narrow to read. */
@media(max-width:700px){
 .grid2,.guide-side{grid-template-columns:1fr}
}

/* Thread journeys share the same surfaces; long forms get one readable column. */
.subject-cards .card{padding:30px}.subject-cards .card-number{margin-bottom:18px}
.subject-cards .feature-card .card-number{color:#d9e5d5}.subject-cards h3{font-size:25px}
.subject-links{display:flex;flex-direction:column;margin-top:24px}
.subject-links a{padding:13px 0;border-top:1px solid var(--line);font-size:14px;font-weight:600}
.feature-card .subject-links a{border-color:#547263}.home-search select{font-size:12px;max-width:135px;border:0;background:var(--pale)}
.thread-table{min-width:540px}.thread-table caption{text-align:left;padding:16px 19px;font-size:12px;color:var(--muted)}
.thread-table tbody th{white-space:normal;background:white;color:var(--ink);font-size:13px}
.thread-table td{font-variant-numeric:tabular-nums}.thread-table tr.thread-changed>*{background:var(--tint)}
.thread-detail-top{align-items:start;margin:10px 0 35px}.thread-art svg{display:block;width:100%;height:auto}
.thread-metrics{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;border-block:1px solid var(--line);padding:22px 0}
.thread-metrics span{font-size:12px;color:var(--muted)}.thread-metrics strong{display:block;font:30px var(--mono);margin:14px 0 8px}
.thread-metrics small{font-size:14px}.thread-metrics p{font:14px var(--mono)}
.thread-tool-layout{display:grid;grid-template-columns:minmax(0,2fr) minmax(250px,1fr);gap:24px;align-items:start;margin:24px 0}
.thread-form{padding:28px;min-width:0}.thread-form h2{font-size:25px;margin:0 0 24px}.thread-form-fields{gap:22px;margin-bottom:18px}
.thread-form .field{font-size:14px;line-height:1.5;gap:8px}.thread-form input,.thread-form select{width:100%;min-width:0;min-height:46px}
.thread-form small{font-size:12px;color:var(--muted);line-height:1.6}.thread-form-footer{display:flex;gap:12px;flex-wrap:wrap;border-top:1px solid var(--line);margin:26px -28px -28px;padding:20px 28px}
#thread-measurements{margin-top:28px;padding-top:26px;border-top:1px solid var(--line)}
.thread-help{min-width:0}.thread-help ol{padding-left:20px;color:var(--muted);font-size:14px}.thread-help li{margin:12px 0}
.thread-result{max-width:960px;scroll-margin-top:100px}.thread-result:focus{outline:2px solid var(--green);outline-offset:8px}
.thread-answer h3{font:28px var(--mono);margin:20px 0 12px}.thread-answer h3 small{font-size:16px}
.thread-answer{overflow-wrap:anywhere}.thread-result .journey-summary{max-width:620px}.thread-result .candidate-grid h3{font-size:22px}
.thread-feed{margin-top:22px}.thread-result ul{padding-left:20px}.thread-result .tablebox{margin-top:22px}
@media(max-width:1000px){.thread-tool-layout{grid-template-columns:1fr}.thread-help{max-width:none}}
@media(max-width:700px){.thread-form-fields{grid-template-columns:1fr}.thread-detail-top{grid-template-columns:1fr}.subject-cards .card{padding:23px}}
@media(max-width:520px){.home-search{flex-wrap:wrap}.home-search input{flex-basis:100%}.home-search select{flex:1;max-width:none}.home-search button{min-width:100px}.thread-form{padding:22px 18px}.thread-form-footer{margin:24px -18px -22px;padding:18px;flex-direction:column}.thread-metrics{gap:16px}.thread-metrics strong{font-size:25px}.thread-answer h3{font-size:24px}}

/* One aligned form surface; headings stay inside the panel, actions inside its footer. */
.selection-shell{max-width:960px;margin:8px 0 40px}
.selection-shell .journey-progress{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin:0 0 20px}
.selection-shell .journey-progress span{display:flex;align-items:center;min-height:48px;padding:12px 16px;border-radius:6px;background:transparent;font-size:13px;line-height:1.4;overflow-wrap:anywhere}
.selection-shell .journey-progress .current{background:var(--green);color:white;border-color:var(--green);font-weight:650}
#selection-guide{padding:28px 30px 0;border:1px solid var(--line);border-radius:8px;background:var(--white)}
#selection-guide fieldset{border:0;padding:0;margin:0;min-width:0}
#selection-guide fieldset h2{font-size:25px;line-height:1.35;letter-spacing:-.4px;margin:0 0 24px}
#selection-guide .field{font-size:14px;line-height:1.5;gap:9px}
#selection-guide select{min-height:46px;width:100%;padding:11px 12px}
#selection-guide .scope-note{margin-top:18px;font-size:13px;line-height:1.65;max-width:760px}
#guide-actions{margin:26px -30px 0;padding:18px 30px;border-top:1px solid var(--line);display:flex;align-items:center;gap:12px}
#guide-next{margin-left:auto;min-width:150px;min-height:44px}
#guide-back{min-height:44px}
#guide-error:not(:empty){padding:12px 14px;background:var(--tint);border-radius:4px;margin-top:18px}
.selection-shell .coverage-list{margin-top:24px}
@media(max-width:600px){
 .selection-shell .journey-progress{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-bottom:16px}
 .selection-shell .journey-progress span{font-size:12px;padding:11px 12px;min-height:44px}
 #selection-guide{padding:21px 18px 0}
 #selection-guide fieldset h2{font-size:22px;margin-bottom:21px}
 #selection-guide .grid2{grid-template-columns:1fr;gap:20px}
 #guide-actions{margin:22px -18px 0;padding:16px 18px}
 #guide-next{min-width:0;flex:1;max-width:230px}
 #selection-guide .scope-note{font-size:12px}
}

/* Expanded thread section: shared task cards and readable review tables. */
.thread-coverage{display:flex;flex-wrap:wrap;gap:16px 30px;padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.thread-coverage strong{font-size:28px;color:var(--green);margin-right:6px}.thread-filter{max-width:300px;margin:18px 0}.thread-review-table{min-width:860px}.thread-review-table td,.thread-review-table th{vertical-align:top;white-space:normal}.thread-review-table small{display:block;font-weight:400;overflow-wrap:anywhere}.thread-review-table th{width:24%}.thread-review-table td:nth-child(3){min-width:300px}.thread-form select{max-width:100%;min-width:0}.thread-tool-layout>*{min-width:0}

.thread-full-field{grid-column:1/-1;min-width:0}.thread-pitch-guide{display:block;width:100%;max-width:440px;height:auto;margin:18px auto}.thread-origin{margin:0 0 24px}.thread-origin h2{font-size:22px}.thread-origin p{margin:8px 0}.thread-origin a{overflow-wrap:anywhere}.thread-result .origin-note{padding:16px;border-left:3px solid var(--orange);background:var(--tint);margin-bottom:22px}.thread-result .origin-note p{margin:0 0 8px}

/* Complete designation directory; dimensions remain in the reviewed size matrix. */
.catalogue-table{min-width:760px;width:100%}.catalogue-table th[scope="row"]{font-family:var(--mono,monospace);white-space:nowrap}.catalogue-table td:last-child{white-space:nowrap}.catalogue-pagination{justify-content:center}.catalogue-pagination span{font-variant-numeric:tabular-nums}#insert-directory{scroll-margin-top:90px}#catalogue-form .field{min-width:0}#catalogue-form .grow{min-width:240px}

.reference-shape{margin:0;padding:24px;background:var(--panel,#eef1e8);border-radius:8px}.reference-shape svg{width:100%;max-height:220px;fill:#d8e2d2;stroke:#285245;stroke-width:2}.reference-shape figcaption{font-size:12px;color:#53645b}.reference-matrix{min-width:650px;width:100%}.spec-list{display:grid;grid-template-columns:1fr 1.5fr;gap:8px;margin:20px 0}.spec-list dd{margin:0}.family-pills{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0}.review-record{padding:16px 0;border-bottom:1px solid #dce0d5}.catalogue-table td:last-child{white-space:normal}#insert-identify-result li{margin:14px 0}#reference-comparison select{max-width:100%}.article .grid2{grid-template-columns:repeat(auto-fit,minmax(min(100%,250px),1fr))}

/* Source-bound insert illustrations. Gray dashed mounting marks are symbols. */
.insert-figure{margin:0;border:1px solid #d5ded6;border-radius:10px;background:#edf1ec;overflow:hidden;min-width:0;width:100%}.insert-figure-heading{display:flex;justify-content:space-between;gap:12px;padding:16px 20px;font:11px var(--mono);color:#425c50;text-transform:uppercase;letter-spacing:.4px;border-bottom:1px solid #d5ded6;flex-wrap:wrap}.insert-figure-heading a{text-decoration:underline;text-underline-offset:3px}.insert-svg{display:block;width:100%;height:auto;overflow:hidden}.insert-svg path,.insert-svg circle{vector-effect:non-scaling-stroke}.insert-svg text{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;fill:#2d4b40}.ig-top{fill:#d6dfd8;stroke:#355b4b;stroke-width:1.4}.ig-plan{fill:#e2e9e1;stroke:#355b4b;stroke-width:1.4}.ig-wall{stroke:none}.ig-bottom{fill:#91a69c;stroke:#3a5d50;stroke-width:1}.ig-shadow{fill:#304f40;opacity:.08}.ig-mount-symbol{fill:none;stroke:#75827b;stroke-width:1.15;stroke-dasharray:4 3}.ig-caption{font-size:13px;letter-spacing:.4px}.ig-small{font-size:11px;fill:#62756b!important}.ig-value{font-size:15px;fill:#9c4a2a!important}.ig-line,.ig-extension,.ig-center,.ig-dimension,.ig-divider{fill:none;stroke-width:1}.ig-extension{stroke:#9ca99f;stroke-dasharray:3 3}.ig-center{stroke:#6a8b78;stroke-dasharray:7 3 2 3}.ig-dimension{stroke:#a44c2a}.ig-divider{stroke:#d5ded6}.ig-incircle{fill:none;stroke:#648a72;stroke-width:1.2;stroke-dasharray:5 4}.ig-radius-fill{fill:#f2e3d4;stroke:#a44c2a;stroke-width:1.5}.insert-figure figcaption{padding:15px 20px 18px;color:#54675b;font-size:12px;line-height:1.65;border-top:1px solid #d5ded6;background:#f4f6f0}.insert-figure figcaption strong{display:block;font-weight:600;color:#324f42;margin-bottom:6px}.insert-dimension-strip{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:14px 20px;font:13px var(--mono);background:#e3ebe1;border-top:1px solid #d5ded6;color:#426253}.insert-dimension-strip b{font-weight:600;color:#243f32}.insert-dimension-strip small{align-self:center;font-size:11px}.insert-engineering{margin:20px 0 25px;background:#fbfcf8}.insert-drawing-scroll{overflow:auto}.insert-drawing-scroll svg{min-width:620px}.insert-engineering .diagram-scroll-hint{display:none}.page-intro+.insert-figure{max-width:640px;margin-bottom:32px}@media(max-width:680px){.insert-figure-heading{padding:13px 16px;font-size:10px}.insert-figure figcaption{padding:14px 16px}.insert-dimension-strip{padding:13px 16px;gap:10px;font-size:12px}.insert-engineering .diagram-scroll-hint{display:block;padding:10px 16px;font-size:12px;color:#5b7162;border-top:1px solid #d5ded6}}

/* Task-first information hierarchy, shared by existing local routes. */
.work-home{padding:44px 0 32px;border-bottom:1px solid var(--line);max-width:100%}.work-home h1{font-size:40px;letter-spacing:-1.3px;margin-bottom:12px}.work-home>p:not(.eyebrow){color:var(--muted);font-size:16px}.work-home .home-search{max-width:850px;margin:22px 0 12px}.quick-search{display:flex;gap:18px;flex-wrap:wrap;font-size:12px;color:var(--muted)}.quick-search a{text-decoration:underline;text-underline-offset:3px;color:var(--green)}.work-tasks{padding:30px 0}.work-tasks>h2{font-size:23px;margin-bottom:22px}.work-subjects{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:white}.work-subjects article{padding:24px;border-right:1px solid var(--line);min-width:0}.work-subjects article:last-child{border:0}.work-subjects h3,.work-subjects h2{font-size:21px;margin:13px 0 8px}.work-subjects p{font-size:13px;color:var(--muted);margin-bottom:20px}.work-subjects article>a{display:block;font-size:13px;padding:10px 0;color:var(--green);border-top:1px solid #e9ece5;font-weight:550}.work-subjects article>a.button{padding:11px 14px;color:white}.work-subjects article>a.button.secondary{color:var(--green)}.task-number{font:11px var(--mono);color:var(--orange)}.reference-links{padding:20px 0 30px}.reference-links h2{font-size:20px}.reference-links>div{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.reference-links a{padding:15px 0;border-top:1px solid var(--line)}.reference-links strong,.reference-links span{display:block}.reference-links strong{font-size:14px}.reference-links span{font-size:12px;color:var(--muted);margin-top:5px}.work-title{padding:10px 0 20px;max-width:900px}.work-title h1,.page-intro h1{font-size:36px;line-height:1.16;letter-spacing:-1.2px;margin-bottom:12px}.work-title>p:not(.eyebrow){font-size:15px;color:var(--muted)}.insert-task-choice{padding-top:0}.tool-routes{display:flex;flex-wrap:wrap;gap:4px 24px;border-bottom:1px solid var(--line);margin-bottom:24px}.tool-routes a{padding:12px 0;font-size:13px;color:var(--muted)}.tool-routes a[aria-current=page]{color:var(--green);font-weight:650;border-bottom:2px solid var(--green)}.result-workspace{padding-top:24px}.results-heading{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:20px}.results-heading h2{font-size:24px;margin:0}.result-filters{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;padding:20px;background:#eaf0e8;border:1px solid #d5dfd2;border-radius:7px}.result-filters .result-query{grid-column:span 3}.result-filters>.button{align-self:end;min-height:42px}.result-filters .clear-button{justify-self:start;padding:0;grid-column:1/-1;color:var(--muted)}.result-filters select,.result-filters input{width:100%;min-width:0}.results-summary{display:flex;justify-content:space-between;align-items:center;margin-top:20px;gap:16px}.results-summary p{font-size:14px;font-weight:600}.result-workspace .scope-note{margin:8px 0 14px}.catalogue-table th,.catalogue-table td{padding:13px 16px;vertical-align:middle}.catalogue-table tbody th{background:white;color:var(--ink);font:600 13px var(--mono)}.catalogue-table tbody th small{display:block;white-space:normal;font:11px/1.5 -apple-system,BlinkMacSystemFont,sans-serif;color:var(--muted);margin-top:5px}.catalogue-table td{font:13px var(--mono)}.catalogue-table td:first-child{width:62px}.catalogue-table td:last-child{font-family:inherit;min-width:210px}.evidence-state{font-size:11px;display:block;color:#6d6250}.evidence-state.has-source{color:#285a3c}.result-secondary{display:block;font-size:11px;font-weight:400;margin-top:8px;color:var(--muted);text-decoration:underline}.result-compare-tray{position:sticky;bottom:12px;z-index:3;background:#e3ebe1;border:1px solid #aabcaa;border-radius:6px;padding:13px 18px;display:flex;gap:16px;align-items:center;margin-top:16px;box-shadow:0 3px 12px #253b3010}.result-compare-tray>div{flex:1}.result-compare-tray strong{font:12px var(--mono)}.result-compare-tray p{font-size:11px;margin-top:5px;color:#566b5a}.method-details{margin:20px 0;font-size:13px}.series-explanation{padding:22px 0}.series-explanation>summary{font-size:16px}.series-explanation>.insert-figure{max-width:400px;margin-top:22px}.series-title{max-width:1000px}.spec-summary{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:40px;padding:10px 0 30px;align-items:start}.record-kind{font-size:12px;color:#755b3e;margin-bottom:12px}.spec-summary h1{font-size:38px;letter-spacing:-1px;margin-bottom:10px}.spec-description{font-size:14px;color:var(--muted)}.spec-summary .metric-row{margin:20px 0 14px;padding:16px 0}.spec-summary .metric-row .value{font-size:25px}.spec-summary .metric-row b{font-weight:500}.spec-summary .metric-row .label{font-size:10px;letter-spacing:0;white-space:normal}.spec-controls{display:flex;align-items:center;gap:18px}.spec-controls .units{align-self:auto}.spec-summary .actions{margin-top:18px}.decision-note{font-size:12px!important;line-height:1.6;color:#74654e!important;margin:14px 0!important}.spec-visual .insert-figure-heading{padding:12px 14px;font-size:10px}.spec-visual .insert-dimension-strip{display:none}.spec-visual .insert-figure figcaption{font-size:11px;padding:12px 14px}.spec-visual .insert-figure figcaption strong{font-size:11px}.spec-visual .insert-svg{max-height:180px}.body-layout{grid-template-columns:150px minmax(0,1fr);gap:30px}.article .section{padding:28px 0}.article h2{font-size:24px}.page-intro{padding:10px 0 22px}.selection-shell{max-width:960px}.footer{margin-top:25px}
@media(max-width:1000px){.spec-summary{grid-template-columns:minmax(0,1fr) 290px;gap:24px}.spec-summary .actions .button{font-size:12px;padding:10px 12px}.work-subjects article{padding:20px}.work-home h1{font-size:36px}}
@media(max-width:800px){.work-subjects{grid-template-columns:1fr}.work-subjects article{border-right:0;border-bottom:1px solid var(--line)}.work-subjects article>a{padding:13px 0}.reference-links>div{grid-template-columns:1fr;gap:0}.work-home{padding-top:28px}.work-home h1,.work-title h1,.page-intro h1{font-size:31px}.result-filters{grid-template-columns:repeat(2,minmax(0,1fr));padding:15px;gap:12px}.result-filters .result-query{grid-column:1/-1}.result-filters>.button{grid-column:1/-1;grid-row:2}.results-heading{display:block}.results-heading>a{display:inline-block;margin-top:10px}.spec-summary{grid-template-columns:1fr}.spec-visual{max-width:420px}.spec-summary h1{font-size:32px}.spec-summary .metric-row .value{font-size:23px}.result-compare-tray{bottom:0;flex-wrap:wrap;gap:10px;padding:12px}.result-compare-tray>div{flex-basis:100%}.result-compare-tray>.button{margin-left:auto}.tool-routes{gap:0 14px}.tool-routes a{font-size:12px}.body-layout{display:block}.work-home .home-search{flex-wrap:wrap}.work-home .home-search input{flex-basis:100%}.work-home .home-search select{flex:1}.work-home .home-search button{flex:1;font-size:12px}}
.shape-choices{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin:16px 0 20px}.shape-choices button{padding:8px 5px;background:#f7f9f4;color:var(--green);border:1px solid #cbd7c8;display:flex;flex-direction:column;align-items:center;gap:7px}.shape-choices svg{width:44px;height:40px;fill:#dde7d8;stroke:#375f4a;stroke-width:.7}.shape-choices span{font-size:10px;line-height:1.35}.shape-choices button[aria-pressed=true]{border:2px solid var(--green);background:#e1eadb;padding:7px 4px}.shape-choices button:hover{background:#e5eddf}

/* Put recovery actions before secondary result details. */
.next-step-panel { margin:24px 0; padding:24px; border:1px solid var(--line, #d7ded4); background:#fff; border-radius:8px; }
.holder-code-search { display:grid; gap:12px; }
.holder-code-search .button { justify-self:start; }
.next-step-panel .actions { margin:16px 0; }
#guide-result { scroll-margin-top:120px; }
@media(max-width:600px) { .next-step-panel {padding:16px;} .next-step-panel .actions {align-items:stretch;} .next-step-panel .button {max-width:100%;white-space:normal;} }
/* Operation-specific task flow */
.selection-shell .flow-progress{grid-template-columns:repeat(5,minmax(0,1fr))}
#workflow-question{scroll-margin-top:110px}#workflow-question h2{font-size:24px;margin-bottom:20px}
#task-workflow .field{display:flex;flex-direction:column;gap:8px;margin:14px 0}#task-workflow input,#task-workflow select{width:100%;min-width:0}#task-workflow small{color:var(--muted);font-size:12px;line-height:1.6}
#task-workflow .unknown-choice,.compare-choice{display:flex;align-items:center;gap:9px;font-size:13px;margin:14px 0;cursor:pointer}#task-workflow input[type=checkbox],.compare-choice input{width:18px;height:18px;flex:none}
#task-workflow details{margin-top:20px}#task-comparison table{min-width:600px}#task-comparison td{white-space:normal;min-width:180px;vertical-align:top;font-size:13px}.candidate-grid .button{margin-top:16px}#workflow-status{overflow-wrap:anywhere}#workflow-status textarea{width:100%;min-height:160px}
@media(max-width:700px){.selection-shell .flow-progress{grid-template-columns:repeat(2,minmax(0,1fr))}.flow-progress span:last-child{grid-column:1/-1}#workflow-question{padding:20px}#task-workflow .grid2{grid-template-columns:1fr}}
/* Product images: identity and permission are separate checks. */
.image-state{display:block;font-size:12px;font-weight:550;color:#745e42;margin:10px 0;line-height:1.6}.image-state[data-image-status=licensed]{color:var(--green)}
.product-image-panel{border:1px solid var(--line);border-radius:7px;padding:20px;margin:20px 0;background:#f5f6f1}.product-image-panel h3{margin:0 0 10px;font-size:18px}.product-image-panel p{font-size:13px;overflow-wrap:anywhere}.product-image-panel .image-unavailable{font-weight:550}.product-image-panel figure{margin:16px 0}.product-image-panel img{display:block;width:100%;max-height:340px;object-fit:contain;background:white}.product-image-panel figcaption{font-size:12px;margin-top:10px}
.image-facts{display:grid;grid-template-columns:minmax(80px,.6fr) minmax(0,1.4fr);gap:8px 15px;font-size:12px;margin:16px 0}.image-facts dt{color:var(--muted)}.image-facts dd{margin:0;overflow-wrap:anywhere}.image-review-counts{display:flex;flex-wrap:wrap;gap:14px;margin:20px 0}.image-review-counts span{background:#eaf0e8;padding:12px 16px;border-radius:5px;font-size:13px}.image-review-counts strong{font-size:20px;margin-right:6px}.image-review-filter{max-width:800px;margin:20px 0}.image-review-filter input,.image-review-filter select{width:100%}.image-review-record{border-top:1px solid var(--line);padding:28px 0;scroll-margin-top:110px;max-width:960px}.image-review-record header h2{font-family:var(--mono);font-size:23px;overflow-wrap:anywhere}.image-review-record details{font-size:13px}.image-review-record li{margin:8px 0}.image-review-record .product-image-panel{max-width:800px}
@media(max-width:650px){.image-review-filter{grid-template-columns:1fr}.product-image-panel{padding:16px}.image-review-record header h2{font-size:20px}}
/* A task stays attached to the product, assembly and original parameter source. */
.tool-chain{margin:24px 0;max-width:1080px}.chain-progress{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin:0 0 24px}.chain-progress button{text-align:left;background:#edf1e9;border:1px solid var(--line);border-radius:6px;padding:14px;color:var(--ink);cursor:pointer;min-width:0}.chain-progress span{font-weight:650;font-size:13px;display:block}.chain-progress small{font-size:11px;display:block;margin-top:7px;line-height:1.5}.chain-section{padding:28px 0;border-top:1px solid var(--line);scroll-margin-top:16px}.chain-step-heading{display:flex;gap:18px;align-items:start;margin-bottom:18px}.chain-step-heading>span{flex:none;font:13px var(--mono);padding:8px;background:#e6ecdf;color:var(--green);border-radius:4px}.chain-step-heading h3{margin:0 0 8px;font-size:23px}.chain-step-heading p{font-size:14px;color:var(--muted)}.chain-section h4{font-size:19px;overflow-wrap:anywhere;margin:0 0 12px}.chain-section h5{font-size:14px;margin:12px 0}.chain-section p,.chain-section li{font-size:14px;line-height:1.75}.chain-section ul{padding-left:22px}.chain-section .actions .button{font-size:12px}.assembly-card{border:1px solid var(--line);border-radius:7px;padding:24px;margin:16px 0;background:white}.assembly-card.selected{border:2px solid var(--green);padding:23px;background:#f2f6ee}.assembly-card details{margin:16px 0}.assembly-card .journey-summary dd{overflow-wrap:anywhere}.assembly-card .button{margin-top:16px}.chain-sources{margin:14px 0}.chain-sources a{text-decoration:underline;text-underline-offset:3px}.chain-sources small{display:block;font-size:12px;color:var(--muted);margin:3px 0 10px;overflow-wrap:anywhere}.parameter-reference{padding:24px;border:1px solid var(--line);border-radius:7px;margin:20px 0;background:white}.parameter-reference .grid2{gap:28px}.parameter-reference .callout{margin-top:14px;padding:15px}.parameter-table{min-width:0!important;width:100%}.parameter-table caption{text-align:left;font-size:12px;color:var(--muted);padding:12px 0}.parameter-table th,.parameter-table td{white-space:normal;overflow-wrap:anywhere;padding:12px 14px;font-size:13px;text-align:left}.parameter-table tbody th{font-weight:500;width:48%}.parameter-table td{font-family:var(--mono)}.chain-handoff{background:#e9efe3;border-radius:7px;padding:24px;margin-top:20px}.chain-handoff h3{font-size:21px}.chain-handoff p{font-size:14px;margin-top:10px}.chain-handoff textarea{width:100%;min-height:200px}.chain-badge{padding:10px 12px;background:#edf1e9;border-left:3px solid var(--green);font-size:12px!important}.product-background{margin:28px 0}.product-background>summary{font-size:16px;font-weight:600}.product-background>.grid2{margin-top:18px}#chain-coverage table{min-width:680px}#chain-coverage th,#chain-coverage td{font-size:12px;white-space:normal}#product-workspace>h2{overflow-wrap:anywhere}
@media(max-width:700px){.chain-progress{grid-template-columns:repeat(2,minmax(0,1fr))}.chain-progress button{padding:12px}.chain-step-heading{gap:12px}.chain-step-heading h3{font-size:21px}.assembly-card,.parameter-reference{padding:16px}.assembly-card.selected{padding:15px}.parameter-reference .grid2{grid-template-columns:1fr;gap:8px}.chain-section .actions,.chain-handoff .actions{align-items:stretch}.tool-chain .button{white-space:normal;max-width:100%;overflow-wrap:anywhere}.chain-handoff{padding:18px}.parameter-table th,.parameter-table td{padding:10px 8px;font-size:12px}}
/* Whole-site plan: four tasks, four reference subjects, contextual calculations. */
.plan-task-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin:22px 0}.plan-task-grid .card{padding:22px}.plan-task-grid h3,.plan-task-grid h2{font-size:21px;line-height:1.3;margin:14px 0 12px}.plan-task-grid p{font-size:14px;margin-bottom:18px}.plan-task-grid .text-link{font-size:13px}.core-topic-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin:22px 0}.core-topic-grid h2,.core-topic-grid h3{font-size:23px;margin-bottom:12px}.core-topic-grid p{font-size:14px;margin-bottom:16px}.core-topic-grid article>a,.core-topic-grid details>a{display:block;text-decoration:underline;text-underline-offset:4px;font-size:14px;padding:10px 0}.core-topic-grid details{margin-top:10px}.core-topic-grid summary{font-size:13px}.site-method{padding:28px 0;border-top:1px solid var(--line)}.site-method p{max-width:800px;margin-top:14px}.reading-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;padding:24px;background:#eaf0e6;border:1px solid var(--line);border-radius:7px}.reading-strip span{font-size:13px;display:block}.reading-strip strong{font:500 36px var(--mono);display:block;margin:10px 0}.reading-strip p{font-size:13px}.surface-calculator{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px;margin:24px 0}.surface-calculator h2{font-size:24px;overflow-wrap:anywhere}.surface-calculator .field{display:flex;flex-direction:column;gap:8px;margin:20px 0}.surface-calculator input,.surface-calculator select{width:100%;min-width:0;min-height:44px}.surface-result{background:#eaf0e6;align-self:start}.surface-result p{margin:16px 0;overflow-wrap:anywhere}.surface-result h2{margin:16px 0;font-size:28px}.surface-result .text-link{display:block;margin-top:20px}.surface-result small{font-size:18px}.surface-result:focus{outline:2px solid var(--green);outline-offset:4px}.surface-calculator .error:not(:empty){margin:12px 0}.surface-tasks{margin-top:0}
@media(max-width:1000px){.plan-task-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:650px){.core-topic-grid,.surface-calculator{grid-template-columns:1fr}.reading-strip{gap:12px;padding:18px}.reading-strip strong{font-size:26px}.plan-task-grid .card{padding:16px}.plan-task-grid h3,.plan-task-grid h2{font-size:18px}.plan-task-grid p{font-size:13px}.surface-result h2{font-size:26px}.site-method .actions{align-items:start}.surface-calculator .card{padding:20px}.core-topic-grid .card{padding:22px}}
@media(max-width:380px){.plan-task-grid{grid-template-columns:1fr}.reading-strip{grid-template-columns:1fr}.reading-strip>div{border-bottom:1px solid var(--line);padding-bottom:12px}.reading-strip>div:last-child{border:0}}
/* Surface/fit reference task pages: keep inputs, results and source scope distinct. */
.quality-article{max-width:900px}.quality-article .section{padding:28px 0}.quality-article h2{font-size:25px}.quality-source{padding:16px 0;border-top:1px solid var(--line)}.quality-source summary{font-weight:600}.quality-source p{margin:12px 0;font-size:14px}.quality-next .actions{align-items:start;flex-direction:column}.quality-table{max-width:100%;margin:20px 0}.quality-table table{min-width:550px;width:100%}.quality-table caption{text-align:left;padding:14px;font-size:13px}.quality-table th,.quality-table td{white-space:normal;text-align:left;vertical-align:top;font-size:14px;padding:15px}.quality-table tbody th{background:#f0f3eb;font-weight:600}.quality-filter{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr) auto auto;gap:14px;align-items:end;margin:22px 0}.quality-filter .field,.quality-calculator .field{display:flex;flex-direction:column;gap:8px}.quality-filter input,.quality-filter select,.quality-calculator input,.quality-calculator select{width:100%;min-width:0;min-height:44px}.quality-directory .card{min-width:0}.quality-directory h3 .text-link{font-size:20px;line-height:1.4}.quality-calculator{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:24px;align-items:start;margin:24px 0}.quality-calculator .card{min-width:0}.quality-calculator h2{font-size:24px}.quality-calculator form>.field{margin:16px 0}.quality-calculator fieldset{border:0;padding:0;margin:24px 0;min-width:0}.quality-calculator legend{position:static;float:none;padding:0 0 12px;font-size:16px;font-weight:650;line-height:1.5}.quality-calculator form>p{font-size:13px;margin-top:18px}.quality-result{background:#eaf0e6;overflow-wrap:anywhere}.quality-result:focus{outline:2px solid var(--green);outline-offset:4px}.quality-result .result-value{font:500 27px/1.4 var(--mono);margin:20px 0}.quality-result dl{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:14px;margin:24px 0;font-size:14px}.quality-result dd{margin:0;font-family:var(--mono)}.quality-result dt{color:var(--muted)}.quality-result h3{margin-top:25px}.quality-result button{margin-top:20px}.stack-row{display:grid;grid-template-columns:72px minmax(0,1fr) minmax(0,1fr);gap:12px}.stack-row .field{font-size:12px}.quality-check{display:grid;grid-template-columns:20px minmax(0,1fr);gap:12px;font-size:13px;line-height:1.7}.quality-check input{min-height:0;width:18px;margin:4px 0}.quality-decision{padding:28px 0;border-top:1px solid var(--line)}.quality-decision h2 .text-link{font-size:23px}.quality-decision p{max-width:900px}
@media(max-width:800px){.quality-filter{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.quality-calculator{grid-template-columns:1fr}.quality-calculator .card{padding:20px}.quality-result .result-value{font-size:25px}}
@media(max-width:450px){.quality-filter>.field{grid-column:1/-1}.quality-calculator .grid2{grid-template-columns:1fr;gap:16px}.stack-row{grid-template-columns:58px minmax(0,1fr) minmax(0,1fr);gap:8px}.stack-row input,.stack-row select{padding:8px 6px}.quality-calculator .actions .button{flex:1}.quality-article h2{font-size:23px}}
/* Material reference: explicit identity, condition, evidence and comparison. */
.material-tasks{margin:24px 0}.material-tasks .card{min-width:0}.material-tasks h2{font-size:23px}.material-tasks p{font-size:14px;margin-bottom:20px}.material-filter{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr) minmax(0,1fr) auto auto;gap:12px;align-items:end;margin:22px 0}.material-filter .field,.material-comparison .field{display:flex;flex-direction:column;gap:8px;font-size:13px}.material-filter input,.material-filter select,.material-comparison select{width:100%;min-width:0;min-height:44px}.material-directory-table{margin-top:20px;max-width:100%}.material-directory-table table{min-width:850px;width:100%}.material-directory-table td,.material-directory-table th{white-space:normal;font-size:13px;vertical-align:top;padding:16px}.material-directory-table th:nth-child(2){min-width:185px}.material-directory-table td:nth-child(4){max-width:460px;min-width:250px}.material-directory-table small{display:block;font-weight:400;font-size:11px;margin-top:9px}.material-directory-table caption{padding:14px;text-align:left;font-size:12px}.material-pagination{display:flex;align-items:center;justify-content:center;gap:20px;margin:22px 0;font-size:14px}.material-selection{position:sticky;bottom:12px;z-index:4;background:#e6eee0;border:1px solid #a5b59a;padding:14px 18px;border-radius:6px;display:flex;gap:14px;align-items:center}.material-selection p{font-size:13px;flex:1;overflow-wrap:anywhere}.material-jump{display:flex;flex-wrap:wrap;gap:12px 24px;border-bottom:1px solid var(--line);margin:10px 0 24px;padding:15px 0;color:var(--green);font-size:14px}.material-detail{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:32px;align-items:start}.material-status{font-size:12px;color:var(--green);margin-bottom:20px}.material-status.needs-confirmation{color:#9b4a23}.material-detail h2{font-size:25px}.material-distinction{font-size:17px;line-height:1.8}.material-facts{display:grid;grid-template-columns:minmax(125px,.8fr) minmax(0,2fr);gap:16px 22px;font-size:14px;margin:26px 0}.material-facts dt{color:var(--muted)}.material-facts dd{margin:0;overflow-wrap:anywhere}.material-facts ul{margin:0;padding-left:18px}.material-facts li+li{margin-top:8px}.material-next-card{background:#eaf0e6}.material-next-card h2{font-size:22px}.material-next-card p{font-size:14px}.material-next-card .actions{flex-direction:column;align-items:start}.material-reading{max-width:900px}.material-reading li{margin:14px 0}.material-examples{display:grid;grid-template-columns:minmax(0,1fr);gap:24px;margin:24px 0}.material-example{min-width:0}.material-example h3{font-size:23px}.material-example table{min-width:600px;width:100%}.material-example caption{font-size:12px;text-align:left;padding:12px}.material-example th,.material-example td{white-space:normal;font-size:14px;vertical-align:top;padding:16px}.material-example p{margin-top:20px}.material-editorial{font-size:14px;margin:24px 0}.material-editorial li{margin:10px 0}.material-slot .field+.field{margin-top:22px}.material-slot{min-width:0}.material-comparison{margin:28px 0}.material-comparison .grid3{gap:16px}.material-comparison .card{padding:20px}.material-compare-table{min-width:840px;width:100%}.material-compare-table caption{padding:15px;text-align:left;font-size:13px}.material-compare-table th,.material-compare-table td{white-space:normal;vertical-align:top;padding:16px;font-size:14px;min-width:180px;max-width:330px}.material-compare-table tbody th{font-weight:600;color:var(--muted)}.material-compare-table th a{font-size:16px}.material-compare-table td a{font-size:13px}.material-compare-table tr:nth-child(even){background:#f0f3eb}#material-brief-result pre{white-space:pre-wrap;overflow-wrap:anywhere;font:13px/1.8 var(--mono);margin:20px 0}#material-brief-error{color:#9b3424;font-size:14px}
@media(max-width:950px){.material-filter{grid-template-columns:repeat(2,minmax(0,1fr))}.material-filter>.field:first-child{grid-column:1/-1}.material-detail{grid-template-columns:1fr}.material-tasks{grid-template-columns:1fr}.material-comparison .grid3{grid-template-columns:1fr}.material-slot{display:grid;grid-template-columns:1fr 1fr;gap:18px}.material-slot .field+.field{margin:0}}
@media(max-width:600px){.material-facts{grid-template-columns:1fr;gap:7px}.material-facts dd{margin-bottom:15px}.material-selection{flex-wrap:wrap;bottom:0;gap:10px;padding:12px}.material-selection p{flex-basis:100%}.material-selection .button{font-size:12px}.material-slot{grid-template-columns:1fr}.material-example{padding:18px}.material-next-card{padding:20px}.material-filter .field{grid-column:1/-1}.material-jump{gap:14px;font-size:13px}.material-pagination{gap:12px}}

/* Site identity and contact pages share the reference edition shell. */
.site-info-layout{display:grid;grid-template-columns:220px minmax(0,760px);gap:48px;align-items:start}.site-info-nav{position:sticky;top:110px;display:grid;gap:8px;padding:20px 0}.site-info-nav a{font-size:14px;padding:8px 0;text-decoration:underline;text-underline-offset:3px}.site-info-body{min-width:0}.site-info-body .section:first-child{padding-top:20px}.site-info-body p+p{margin-top:14px}.site-info-body li{margin:10px 0}.site-info-body a{overflow-wrap:anywhere}.site-info-intro .button{white-space:normal;overflow-wrap:anywhere}.site-info-intro{max-width:960px}@media(max-width:760px){.site-info-layout{grid-template-columns:minmax(0,1fr);gap:0}.site-info-nav{position:static;border-bottom:1px solid var(--line);grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 16px}.site-info-body .section{padding:25px 0}}

/* Keep the complete site navigation usable before links crowd the brand. */
@media(min-width:801px) and (max-width:1100px){.navrow{min-height:78px;flex-wrap:wrap;justify-content:space-between;gap:0}.menu-button{display:block}.primary{display:none;flex-basis:100%;margin:0;flex-wrap:wrap;gap:18px;padding:14px 0}.primary.open{display:flex}.primary a{padding:8px 0}}