/* The reference follows the document scroll; each method is a complete reading group. */
.design-reference{--ref-line:#415268;background:#f5f5f5;border:1px solid #dedede;border-radius:12px;color:#080808;min-width:0}
.reference-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:13px 18px 8px;background:#fafafa;border-radius:11px 11px 0 0}
.reference-heading h1{font:28px/1.2 Inter,Arial,sans-serif;color:#080808;margin:0;letter-spacing:0}
.reference-actions{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end;flex-shrink:0}
.design-reference button{font-size:12px;line-height:1.4;border:1px solid #dedede;background:#fafafa;color:#080808;padding:6px 9px;border-radius:5px}
.design-reference button:hover{background:#f0f0f0}
.design-reference button[aria-pressed=true]{background:#eaf6fd;color:#080808;border-color:#dedede}
.reference-actions button[data-ref-export]{background:#24acee;border-color:#dedede;color:#080808}
.reference-overview{display:flex;align-items:center;gap:6px 18px;flex-wrap:wrap;padding:0 18px 11px;background:#fafafa;border-bottom:1px solid var(--ref-line);font-size:11px;color:#656565}
.reference-overview b{font-size:12px;font-weight:700;color:#656565}
.reference-categories{display:flex;gap:5px;flex-wrap:wrap;padding:11px 18px 8px}
.design-reference .reference-categories button{font-size:11px;padding:5px 8px;background:#fafafa}
.design-reference .reference-categories button[aria-pressed=true]{background:#eaf6fd;color:#080808}
.reference-categories button span{display:inline-block;font-size:10px;margin-left:6px;opacity:.85;font-variant-numeric:tabular-nums}
.reference-table-summary{display:flex;align-items:center;gap:12px;padding:0 18px 10px;font-size:11px;color:#656565}
.reference-table-summary [data-ref-count]{color:#080808;font-weight:600}
.reference-table-wrap{min-width:0;overflow:visible}
.reference-table{width:100%;min-width:0;table-layout:fixed;border-collapse:separate;border-spacing:0;font-size:13.5px;line-height:1.65}
.reference-table th,.reference-table td{padding:17px 18px;border-right:1px solid #dedede;border-bottom:1px solid #dedede;text-align:left;vertical-align:top;font-weight:400;overflow-wrap:anywhere}
.reference-table th:last-child,.reference-table td:last-child{border-right:0}
.reference-table thead th{background:#f0f8f4;color:#656565;font-size:12px;font-weight:700;padding:10px 18px;border-color:#dedede}
@media(min-width:1101px){.reference-table thead th{position:sticky;top:0;z-index:4}}
.reference-table thead th small{display:block;font-size:10px;font-weight:400;color:#656565;margin-top:2px}
.reference-table .reference-method-header>th{background:#fafafa;color:#080808;border-top:9px solid #dedede;border-bottom:1px solid #dedede;padding:14px 18px}
.reference-method-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:5px}
.reference-method-top>span{font-size:11px;font-weight:650;line-height:1.5;color:#556d62}
.reference-table .reference-method-header h2{font:24px/1.3 Inter,Arial,sans-serif;color:#080808;margin:0 0 9px;max-width:1000px}
.reference-method-meta{display:flex;align-items:center;gap:6px 12px;flex-wrap:wrap;font-size:11px;line-height:1.45}
.reference-confidence{display:inline-block;border:1px solid #dedede;background:#fafafa;color:#080808;font-size:10px;padding:3px 6px;border-radius:4px}
.reference-confidence.limited{border-color:#dedede;background:#fafafa;color:#68572f}
.reference-confidence.hypothesis{border-style:dashed;border-color:#dedede;background:#fafafa;color:#8b3024}
.reference-anchor{font-size:11px;color:#52685f}
.reference-method-contexts{display:flex;gap:8px;align-items:baseline;margin-top:9px;font-size:11px;color:#536b60;line-height:1.5}
.reference-method-contexts>.reference-cell-label{color:#536b60;letter-spacing:0;font-size:11px;flex-shrink:0}
.reference-context-tags{display:flex;gap:4px 6px;flex-wrap:wrap;min-width:0}
.reference-context-tags>span{display:inline-block;font-size:10px;line-height:1.45;padding:2px 6px;border:1px solid #dedede;background:#fafafa;color:#345a4b;border-radius:3px}
.reference-method-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:10px}
.design-reference .reference-open-evidence{border:0;background:transparent;color:#080808;padding:3px 0;text-align:left;font-size:11px;font-weight:600;text-decoration:underline;text-underline-offset:3px}
.design-reference .reference-open-evidence:hover{color:#080808}
.reference-method-details>td{background:#fafafa}
.reference-method-details>.reference-benefit{background:#f0f8f4}
.reference-method-details>.reference-risks{background:#fcf3f1}
.reference-method-details>.reference-checks{background:#fafafa}
.reference-action{font-size:13.5px;color:#656565;line-height:1.65;margin:0}
.reference-cell-label{font-size:10px;letter-spacing:.45px;color:#656565;font-weight:700;display:block;line-height:1.5}
.reference-table td p{margin:7px 0 13px}
.reference-table td p:last-child{margin-bottom:0}
.reference-design-aim{padding-bottom:12px;border-bottom:1px solid #dedede;margin:0 0 13px}
.reference-design-aim .reference-cell-label{color:#337762}
.reference-design-aim p{color:#337762}
.reference-tradeoff+.reference-tradeoff{border-top:1px solid #dedede;padding-top:12px;margin-top:14px}
.reference-risk-label{display:inline-block;font-size:10px;line-height:1.45;padding:3px 6px;border:1px solid #dedede;background:#fcf3f1;color:#656565;border-radius:3px}
.reference-risk-label.measured{background:#fcf3f1;color:#656565;border-color:#dedede}
.reference-risk-sources{display:flex;gap:7px;flex-wrap:wrap;margin-top:5px}
.design-reference .reference-risk-sources button{font-size:10px;padding:2px 0;border:0;background:transparent;color:#337762;text-decoration:underline;text-underline-offset:2px}
.reference-checks ul{list-style:disc;padding-left:17px;margin:0}
.reference-checks li{padding-left:1px;margin-bottom:11px}
.reference-checks li:last-child{margin-bottom:0}
.reference-table .reference-method-sources>td{background:#fafafa;padding:14px 18px 16px;border-bottom:1px solid #dedede}
.reference-source-heading{display:flex;justify-content:space-between;gap:12px;align-items:center}
.reference-source-heading>.reference-cell-label{color:#656565}
.design-reference .reference-audit-button{font-size:10px;padding:5px 8px;border-color:#dedede;color:#080808;white-space:nowrap}
.reference-table .reference-limit{font-size:11px;line-height:1.6;color:#656565;margin:8px 0 13px;max-width:1150px}
.reference-source-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px 28px;margin:0;padding-left:19px;font-size:11px}
.reference-source-list li{padding-left:3px;margin:0;color:#656565;min-width:0}
.reference-source-list a{color:#656565;text-decoration:none;font-size:12px;line-height:1.55;display:block}
.reference-source-list a:hover{color:#337762;text-decoration:underline;text-underline-offset:2px}
.reference-source-list strong{font-weight:700}
.reference-source-list li>span{display:block;color:#656565;font-size:10px;line-height:1.6;margin-top:5px}
.reference-empty{padding:45px 20px;text-align:center;max-width:650px;margin:auto}
.reference-empty h2{font:26px Inter,Arial,sans-serif;color:#080808}
.reference-empty p{font-size:13px;color:#656565;line-height:1.6}
.reference-footer{display:flex;gap:20px;align-items:center;justify-content:space-between;padding:11px 18px;background:#fafafa;border-radius:0 0 11px 11px;font-size:10px;color:#656565}
.reference-footer p{margin:0;line-height:1.6;max-width:1050px}
/* Source audits are the only temporary overlay; the table itself never has a scroll panel. */
.reference-dialog{width:min(980px,calc(100vw - 35px));max-height:calc(100dvh - 45px);border:1px solid #dedede;border-radius:10px;background:#fafafa;color:#656565;padding:0;overscroll-behavior:contain}
.reference-dialog::backdrop{background:#050d20b8;backdrop-filter:blur(3px)}
.reference-dialog-head{position:sticky;top:0;z-index:1;display:flex;align-items:center;gap:25px;justify-content:space-between;padding:19px 22px;border-bottom:1px solid #dedede;background:#fafafa}
.reference-dialog-head h2{font:26px/1.3 Inter,Arial,sans-serif;color:#080808;margin:6px 0 0}
.reference-dialog-head button{flex-shrink:0}
.reference-audit-body{padding:18px 22px 24px}
.reference-audit-intro{font-size:13px;color:#656565;line-height:1.65;margin:0 0 18px}
.reference-audit-body article{position:relative;padding:21px;background:#fafafa;color:#080808;border-left:4px solid #dedede;border-radius:6px;margin:16px 0;scroll-margin-top:115px}
.reference-paper-number{font:25px Inter,Arial,sans-serif;color:#080808}
.reference-audit-body h3{margin:8px 0;font-size:17px;line-height:1.45}
.reference-audit-body h3 a{color:#080808;text-decoration:none}
.reference-audit-body h3 a:hover{text-decoration:underline}
.reference-paper-citation{font-size:11px;color:#617569}
.reference-audit-body dl{display:grid;grid-template-columns:1fr 1fr;gap:16px 24px;margin:16px 0}
.reference-audit-body dt{font-size:11px;font-weight:700;color:#080808;margin-bottom:5px}
.reference-audit-body dd{margin:0;font-size:13px;line-height:1.65}
.reference-paper-audit{font-size:10px;color:#607367;border-top:1px solid #dedede;padding-top:12px;line-height:1.6;margin-bottom:0}
.reference-sr{position:absolute;width:1px;height:1px;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;padding:0;border:0}

/* Below desktop width, a method reads as four labelled fields instead of narrow columns. */
@media(max-width:1100px){
 .reference-table,.reference-table tbody,.reference-table tr,.reference-table th,.reference-table td{display:block;width:100%}
 .reference-table thead{display:none}
 .reference-table .reference-method-details{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}
 .reference-method-details>td{border-right:0;min-width:0}
 .reference-method-details>td:nth-child(odd){border-right:1px solid #dedede}
 .reference-method-details>td::before{content:attr(data-label);display:block;font-size:12px;line-height:1.5;font-weight:700;color:#656565;margin-bottom:11px}
 .reference-source-list{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:650px){
 .reference-heading{gap:10px;padding:12px 13px 7px}
 .reference-heading h1{font-size:24px}
 .reference-actions{gap:5px}
 .design-reference .reference-actions button{font-size:10px;padding:5px 7px}
 .reference-overview{padding:0 13px 9px;gap:4px 12px;font-size:10px;line-height:1.5}
 .reference-overview b{font-size:11px}
 .reference-categories{padding:9px 12px 7px;gap:5px}
 .design-reference .reference-categories button{font-size:10px;padding:5px 7px}
 .reference-categories button span{font-size:9px;margin-left:5px}
 .reference-table-summary{padding:0 13px 6px;font-size:10px}
 .reference-table{font-size:13.5px;line-height:1.65}
 .reference-table .reference-method-header>th{padding:12px 14px;border-top-width:7px}
 .reference-table .reference-method-header h2{font-size:22px;line-height:1.3;margin:3px 0 8px}
 .reference-method-top>span{font-size:10px}
 .reference-method-meta{gap:6px 9px}
 .reference-anchor{font-size:10px}
 .reference-method-contexts{display:block;margin-top:8px}
 .reference-method-contexts>.reference-cell-label{margin-bottom:5px}
 .reference-context-tags{gap:4px}
 .reference-context-tags>span{font-size:10px}
 .reference-method-actions{gap:12px;margin-top:9px}
 .reference-table .reference-method-details{display:block}
 .reference-table .reference-method-details>td{padding:15px 14px;border-right:0}
 .reference-method-details>td::before{font-size:12px;margin-bottom:9px}
 .reference-table .reference-method-sources>td{padding:13px 14px 17px}
 .reference-source-heading{align-items:flex-start;gap:9px}
 .reference-source-heading>.reference-cell-label{font-size:10px;letter-spacing:0}
 .reference-source-list{grid-template-columns:1fr;gap:15px;padding-left:17px}
 .reference-source-list a{font-size:12px}
 .reference-footer{display:block;padding:10px 13px}
 .reference-dialog-head{padding:14px;gap:12px}
 .reference-dialog-head h2{font-size:21px}
 .reference-audit-body{padding:12px}
 .reference-audit-body article{padding:15px}
 .reference-audit-body dl{grid-template-columns:1fr}
}
@media(max-width:380px){.reference-heading h1{font-size:22px}.reference-heading{gap:6px;flex-wrap:wrap}.design-reference .reference-actions button{font-size:9px;padding:5px 6px}.reference-overview{gap:4px 9px}}

@media print{
 body:has(.design-reference){background:white;color:#172b25}
 .topbar,.reference-categories,.reference-actions,.reference-open-evidence,.reference-audit-button,.reference-risk-sources,.reference-dialog{display:none!important}
 .design-reference{position:static;border:0;box-shadow:none;background:white;color:#172b25}
 .reference-heading,.reference-overview,.reference-table-summary,.reference-footer{background:white;color:#33483d}
 .reference-heading h1{color:#080808}
 .reference-overview b{color:#080808}
 .reference-table-wrap{overflow:visible}
 .reference-table{display:table;font-size:9px;line-height:1.45}
 .reference-table tbody{display:table-row-group}
 .reference-table thead{display:table-header-group}
 .reference-table thead th{position:static}
 .reference-table tr,.reference-table .reference-method-details{display:table-row}
 .reference-table td,.reference-table th{display:table-cell;width:auto}
 .reference-method-details>td::before{display:none}
 .reference-table td,.reference-table th,.reference-table .reference-method-header>th,.reference-table .reference-method-sources>td{background:white!important;color:#172b25!important;padding:9px;border-color:#dedede}
 .reference-table .reference-method-header>th{border-top:3px solid #dedede;break-after:avoid}
 .reference-table .reference-method-header h2{font-size:17px;color:#080808}
 .reference-method-header,.reference-method-details{break-inside:avoid}
 .reference-action,.reference-table td p,.reference-design-aim p{font-size:9px;color:#172b25}
 .reference-table .reference-cell-label,.reference-method-top>span,.reference-anchor,.reference-limit{color:#455f52}
 .reference-source-list{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px 20px;font-size:8px}
 .reference-source-list li{break-inside:avoid}
 .reference-source-list a{color:#080808;font-size:9px}
 .reference-source-list li>span{font-size:8px;color:#526559}
 .reference-checks li{margin-bottom:6px}
 .reference-confidence{color:#080808!important;background:white!important}
 .reference-context-tags>span{color:#080808;border-color:#dedede;background:white;padding:2px;font-size:8px}
 .reference-table .reference-risk-label{color:#080808;background:white;border-color:#dedede}
 .reference-footer p{font-size:8px;max-width:none}
 @page{size:A3 landscape;margin:12mm}
}

/* Reading density follows the table's available width, including the sidebar. */
.design-reference{container-name:reference;container-type:inline-size}
.reference-heading{padding:12px 18px;flex-wrap:wrap;gap:10px 18px;border-bottom:1px solid var(--line);align-items:center}
.reference-heading .reference-overview{padding:0;background:transparent;border:0;gap:6px 16px;font-size:12px;line-height:1.5;flex:1}
.reference-heading .reference-overview b{font-size:12px;color:var(--ink)}
.reference-actions button{min-height:34px}
.reference-categories{justify-content:center}
.reference-method-contexts{flex-wrap:wrap}
.reference-open-evidence{font-size:12px;line-height:1.5;color:var(--accent);text-underline-offset:3px}
.reference-audit-body .source-card{scroll-margin-top:150px}
@media screen{
@container reference (max-width:1050px){
 .reference-table,.reference-table tbody,.reference-table tr,.reference-table th,.reference-table td{display:block;width:100%}
 .reference-table thead{display:none}
 .reference-table .reference-method-details{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}
 .reference-method-details>td{border-right:0;min-width:0}
 .reference-method-details>td:nth-child(odd){border-right:1px solid var(--line)}
 .reference-method-details>td::before{content:attr(data-label);display:block;font-size:13px;line-height:1.5;font-weight:600;color:var(--ink);margin-bottom:11px}
 .reference-source-list{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@container reference (max-width:620px){
 .reference-table .reference-method-details{grid-template-columns:1fr}
 .reference-method-details>td:nth-child(odd){border-right:0}
 .reference-source-list{grid-template-columns:1fr}
 .reference-heading{padding:12px 14px}
 .reference-heading .reference-overview{flex-basis:100%;gap:5px 13px}
 .reference-actions{justify-content:flex-start}
}

}

/* Reading index stays with the page; the research table has no nested scroller. */
#content .design-reference{--reference-index-height:62px;--reference-sticky-top:0px;overflow:visible}
#content .reference-reading-index{position:sticky;top:var(--reference-sticky-top);z-index:6;display:flex;align-items:center;flex-wrap:wrap;gap:8px 12px;padding:10px 18px;border-block:1px solid var(--line);background:var(--surface);color:var(--text);font-size:12px;line-height:1.5}
#content .reference-reading-index label{font-weight:600;flex-shrink:0}
#content .reference-reading-index select{flex:1;min-width:130px;max-width:720px;width:100%;min-height:36px;border:1px solid var(--line);border-radius:18px;padding:6px 30px 6px 12px;background:var(--panel-soft);color:var(--ink);font-size:12px;text-overflow:ellipsis}
#content .reference-reading-index button{min-height:36px;border-radius:18px;padding:6px 12px;background:var(--panel-soft);color:var(--accent);border-color:var(--line);white-space:nowrap}
#content .reference-reading-index [data-ref-count]{font-size:12px;color:var(--text);flex-basis:auto;max-width:220px}
#content .reference-table thead th{top:calc(var(--reference-sticky-top) + var(--reference-index-height))}
#content .reference-table tbody{scroll-margin-top:calc(var(--reference-index-height) + 12px)}
#content .reference-categories{scroll-margin-top:12px}
#content .reference-table h2:focus{outline:none}
#content .reference-table h2:focus-visible{outline:2px solid var(--focus);outline-offset:5px;border-radius:2px}
/* Small qualifications use the existing dark teal instead of pale gray/amber. */
#content .design-reference :is(.reference-method-top>span,.reference-cell-label,.reference-context-tags>span,.reference-table thead th,.reference-table thead th small,.reference-source-list li>span,.reference-risk-label){color:var(--text)}
#content .design-reference .reference-confidence{color:var(--accent-hover)}
#content .design-reference .reference-risk-sources button{display:inline-flex;align-items:center;justify-content:center;min-width:32px;min-height:32px;padding:5px 7px}
#content .design-reference :is(.reference-open-evidence,.reference-audit-button){display:inline-flex;align-items:center;min-height:34px}
#content .design-reference .reference-risk-sources{gap:8px}

@media(max-width:1199px){#content .design-reference{--reference-sticky-top:76px}}
@media(max-width:650px){
 #content .design-reference{--reference-sticky-top:72px}
 #content .reference-reading-index{padding:8px 12px;gap:6px 8px}
 #content .reference-reading-index label{flex-basis:100%;font-size:11px}
 #content .reference-reading-index select{min-width:100px}
 #content .reference-reading-index [data-ref-count]{font-size:11px;flex-basis:100%;max-width:none}
}
@media print{#content .reference-reading-index{display:none}#content .reference-table thead th{position:static}}