/* Research uses the same pale surfaces, typography and controls as Design Guide. */
.methods-page{min-width:0;color:var(--text)}
.methods-index{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin:0 0 20px}
.methods-index button{border:1px solid var(--line);border-radius:999px;background:var(--surface);color:var(--text);font:500 13px/1.4 Inter,Arial,sans-serif;min-height:38px;padding:8px 15px}
.methods-index button:hover{background:var(--panel-soft);border-color:var(--accent-line);color:var(--accent)}
.methods-index button span{margin-left:7px;color:var(--muted);font-variant-numeric:tabular-nums}
.methods-section{border:1px solid var(--line);border-radius:12px;background:var(--surface);padding:22px;margin:0 0 18px;scroll-margin-top:22px;min-width:0}
.methods-section-heading{margin-bottom:16px}
.methods-section-heading h2{margin:0;font-size:22px;line-height:1.35;letter-spacing:-.025em;color:var(--ink)}
.methods-section-heading p{margin:7px 0 0;font-size:13px;line-height:1.6;color:var(--muted)}
.methods-page p,.methods-page li{font-size:13px;line-height:1.7}
.methods-table{width:100%;table-layout:fixed;border-collapse:collapse;margin:0 0 14px;color:var(--text);background:var(--surface);font-size:13px;line-height:1.65}
.methods-table th,.methods-table td{padding:14px 16px;vertical-align:top;text-align:left;border-bottom:1px solid var(--line);overflow-wrap:anywhere}
.methods-table thead th{background:var(--panel-soft);color:var(--accent);font-size:12px;font-weight:600}
.methods-table thead th:first-child{width:22%}.methods-table thead th:nth-child(2){width:29%}
.methods-table tbody th{font-size:13px;font-weight:600;color:var(--ink)}
.methods-table tbody tr:last-child>*{border-bottom:0}
.methods-grading-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.methods-grading-grid article{background:var(--panel-soft);border:1px solid var(--line);border-radius:8px;padding:17px}
.methods-grading-grid h3{margin:0 0 9px;font-size:15px;line-height:1.45;letter-spacing:0;color:var(--ink)}
.methods-grading-grid p{margin:0}
.methods-page ol{padding-left:24px;margin:0;max-width:1000px}.methods-page li{padding-left:5px;margin:9px 0}
.methods-attributions{padding:0;margin:22px 0 0;border-top:1px solid var(--line);color:var(--muted)}
.methods-attributions summary{padding:14px 0;cursor:pointer;font-size:13px;font-weight:500;color:var(--accent)}
.methods-attributions .model-credits{font-size:12px;margin:0 0 15px;max-width:1050px}
.source-library-groups{display:grid;gap:10px;margin-top:18px}
.methods-page details.category-source-library{padding:0;margin:0;border:1px solid var(--line);border-radius:8px;background:var(--surface);overflow:hidden;scroll-margin-top:20px}
.category-source-library>summary{display:grid;grid-template-columns:minmax(0,1fr) auto 18px;align-items:center;gap:14px;padding:15px 17px;cursor:pointer;list-style:none;background:var(--panel-soft);color:var(--ink)}
.category-source-library>summary::-webkit-details-marker{display:none}
.library-category-title{font-size:15px;font-weight:600;line-height:1.45}
.library-category-count{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.library-category-arrow{text-align:center;color:var(--accent);transition:transform .15s}
.category-source-library[open]>summary .library-category-arrow{transform:rotate(180deg)}
.library-category-content{padding:17px}
.library-topic-links{display:flex;flex-wrap:wrap;gap:7px;margin:0 0 14px}
.library-topic-links a{font-size:12px;line-height:1.5;text-decoration:none;background:var(--surface);color:var(--accent);border:1px solid var(--accent-line);border-radius:999px;padding:6px 11px;scroll-margin-top:20px}
.library-topic-links a:hover,.library-topic-links a[aria-current=location]{background:var(--accent);border-color:var(--accent);color:white}
.library-scope-note{margin-bottom:0}

/* Full research records retain the same field order in every page and dialog. */
.source-card{min-width:0;scroll-margin-top:24px;border:1px solid var(--line);border-left:3px solid var(--accent-line);border-radius:8px;padding:18px 20px;background:var(--surface);margin:12px 0;color:var(--text);font-size:13px;line-height:1.65}
.source-card .paper-heading{display:flex;align-items:flex-start;gap:12px;margin:0;padding:0;border:0;background:transparent}
.source-card .paper-heading>div{min-width:0}
.source-card .paper-number{color:var(--muted);font-size:12px;line-height:1.8;font-variant-numeric:tabular-nums;flex:none}
.source-card .paper-title{display:block;font-size:16px;line-height:1.5;font-weight:600;letter-spacing:-.01em;color:var(--accent);text-decoration:none;overflow-wrap:anywhere}
.source-card .paper-title strong{font-weight:600}
.source-card .paper-title:hover{text-decoration:underline}
.source-card .paper-citation{font-size:12px;line-height:1.55;color:var(--muted);margin:5px 0 0}
.source-card .paper-tags{display:flex;flex-wrap:wrap;gap:6px;margin:12px 0}
.source-card .paper-tags span{font-size:12px;line-height:1.5;padding:4px 8px;color:var(--accent);background:var(--panel-soft);border:1px solid var(--line);border-radius:5px}
.source-card dl{padding:0;margin:0;display:block}
.source-card dt{font-size:12px;line-height:1.5;font-weight:600;color:var(--ink);margin:0 0 4px}
.source-card dd{font-size:13px;line-height:1.65;font-weight:400;margin:0;color:var(--text);overflow-wrap:anywhere}
.source-card .paper-methods{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px 20px;padding:13px 0;margin:0 0 14px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.source-card .paper-findings>div{margin:0 0 13px}
.source-card .paper-findings .paper-limits{padding:12px 14px;background:var(--panel-soft);border-radius:6px;color:var(--text)}
.source-card .paper-findings .paper-limits:last-child{margin-bottom:0}
.source-card .paper-audit{display:flex;flex-wrap:wrap;gap:7px 22px;padding:12px 0 0;margin-top:14px;border-top:1px solid var(--line);color:var(--muted);font-size:12px;line-height:1.6}
.source-card .paper-audit b{font-weight:600;color:var(--text);margin-right:5px}
.source-card .paper-audit-material{flex-basis:100%}
.neuro-source-list article.source-card{padding:18px 20px;border:1px solid var(--line);border-left:3px solid var(--accent-line)}
.neuro-source-list article.source-card p{font-size:12px;margin:5px 0 0;color:var(--muted)}
.neuro-source-scope,.audit-intro{font-size:13px;line-height:1.65;color:var(--muted)}

/* Classification is readable text, rather than a title-only tooltip. */
.model-evidence-key{cursor:auto;color:var(--text);border:0;padding:10px 0 0}
.model-evidence-key .evidence-key-intro,.model-evidence-key .evidence-key-note{font-size:12px;line-height:1.65;margin:0 0 13px;color:var(--muted)}
.model-evidence-key .evidence-key-group{margin:0 0 14px;padding:0}
.model-evidence-key .evidence-key-group h4{font-size:12px;line-height:1.5;font-weight:600;color:var(--ink);letter-spacing:0;margin:0 0 8px}
.model-evidence-key dl{margin:0;display:grid;gap:8px}
.model-evidence-key .evidence-key-definition{padding:10px 12px;border:1px solid var(--line);border-radius:6px;background:var(--surface)}
.model-evidence-key .evidence-key-definition.applies{background:var(--panel-soft);border-color:var(--accent-line)}
.model-evidence-key dt{display:flex;flex-wrap:wrap;align-items:center;gap:7px;font-size:12px;line-height:1.4;font-weight:600;color:var(--ink);margin:0 0 5px}
.model-evidence-key dd{font-size:12px;line-height:1.6;margin:0;color:var(--text)}
.evidence-key-selected{border-radius:999px;padding:2px 6px;font-size:11px;font-weight:500;background:var(--accent);color:white}
@media(max-width:1199px){.methods-section,.methods-page details.category-source-library{scroll-margin-top:92px}.methods-grading-grid{grid-template-columns:1fr}.methods-grading-grid article{padding:16px}}
@media(max-width:700px){.methods-section{padding:17px;margin-bottom:14px}.methods-index{gap:6px;margin-bottom:16px}.methods-index button{font-size:12px;padding:7px 11px;min-height:36px}.methods-section-heading h2{font-size:20px}.methods-table,.methods-table tbody{display:block}.methods-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.methods-table tr{display:block;border:1px solid var(--line);border-radius:7px;margin:0 0 12px;overflow:hidden}.methods-table th,.methods-table td{display:block;width:auto;padding:12px 14px;border:0}.methods-table tbody th{background:var(--panel-soft);font-size:14px}.methods-table td+td{border-top:1px solid var(--line)}.methods-table td::before{content:attr(data-label);display:block;font-weight:600;font-size:12px;color:var(--accent);margin-bottom:5px}.category-source-library>summary{grid-template-columns:minmax(0,1fr) 18px;gap:5px 10px;padding:14px}.library-category-count{grid-column:1;grid-row:2}.library-category-arrow{grid-column:2;grid-row:1/3}.library-category-title{font-size:14px}.library-category-content{padding:12px}.source-card,.neuro-source-list article.source-card{padding:16px}.source-card .paper-methods{grid-template-columns:1fr;gap:12px}.source-card .paper-title{font-size:15px}.source-card .paper-heading{gap:9px}.source-card .paper-findings .paper-limits{padding:10px 12px}.source-card .paper-audit{gap:6px 14px}}
@media print{.methods-index{display:none}.methods-section{border:0;padding:0}.source-card{break-inside:avoid}.category-source-library>summary{break-after:avoid}}