.matrix-tool .matrix-scroll{max-height:65vh}.matrix-tool #ic-connector{font:inherit;padding:10px;border:1px solid #aaa;border-radius:6px;background:#fff;color:#171717}.matrix-tool #search-choices button[aria-pressed=true]{background:#171717;color:#fff}.matrix-tool #term-matrix thead{position:sticky;top:0;z-index:1}.matrix-tool{--max:1440px;padding:36px 0 56px;color:#171717}.matrix-tool [hidden]{display:none!important}.matrix-tool h1{font-size:24px;margin:0}.matrix-tool h2{font-size:18px;margin:0 0 12px}.matrix-tool button,.matrix-tool input,.matrix-tool textarea{font:inherit;color:inherit}.matrix-tool button{min-height:44px;padding:9px 14px;border:1px solid #ccc;border-radius:6px;background:#fff;cursor:pointer}.matrix-tool button:hover{background:#f4f4f4}.matrix-tool button:disabled{opacity:.45;cursor:not-allowed}.matrix-tool button.primary{background:#171717;color:#fff;border-color:#171717}.matrix-heading{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:24px}.matrix-actions{display:flex;gap:8px;flex-wrap:wrap}.matrix-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:32px;align-items:start}.matrix-workspace{min-width:0}.matrix-result{border-left:1px solid #ddd;padding-left:28px;position:sticky;top:150px;max-height:calc(100vh - 165px);overflow:auto}.matrix-rule,.matrix-tool time,.matrix-help{font-size:13px;color:#666}.matrix-tool pre{white-space:pre-wrap;overflow-wrap:anywhere;font:13px/1.7 ui-monospace,monospace;background:#f7f7f7;padding:14px;border-radius:4px;max-height:280px;overflow:auto}.matrix-tool #matrix-count{font-size:40px;font-weight:600}.matrix-tool #matrix-delta{font-size:15px}.matrix-tool #matrix-empty{min-height:300px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;border-top:1px solid #ddd;border-bottom:1px solid #ddd;padding:24px}.matrix-scroll{overflow:auto;border:1px solid #ddd;border-radius:6px}.matrix-tool table{border-collapse:collapse;width:100%;font-size:14px}.matrix-tool th,.matrix-tool td{border-bottom:1px solid #ddd;border-right:1px solid #eee;padding:16px;vertical-align:top;min-width:220px;max-width:300px}.matrix-tool th:first-child{min-width:150px;width:150px;background:#fafafa}.matrix-tool th{text-align:left;font-weight:500}.matrix-tool thead th{background:#f7f7f7}.matrix-tool .article-title{display:block;font-weight:650;margin-bottom:12px;overflow-wrap:anywhere}.matrix-tool .source-actions{display:flex;gap:8px;flex-wrap:wrap}.matrix-tool .source-actions button{font-size:12px;padding:5px 8px}.matrix-term{display:flex;gap:12px;align-items:center;justify-content:space-between;min-height:52px;padding:8px 0;cursor:pointer;font-weight:550;overflow-wrap:anywhere}.matrix-term input{position:absolute;opacity:0;width:1px;height:1px}.matrix-switch{width:42px;height:24px;border:1px solid #999;border-radius:24px;background:#fff;flex-shrink:0;position:relative}.matrix-switch:after{content:"";position:absolute;left:3px;top:3px;width:16px;height:16px;background:#777;border-radius:50%;transition:transform .15s}.matrix-term input:checked+.matrix-switch{background:#171717;border-color:#171717}.matrix-term input:checked+.matrix-switch:after{background:#fff;transform:translate(18px)}.matrix-term:has(input:focus-visible){outline:2px solid #171717;outline-offset:3px}.matrix-tool :focus-visible{outline:2px solid #171717;outline-offset:3px}.matrix-tool dialog{width:min(760px,calc(100% - 24px));max-height:88vh;overflow:auto;border:1px solid #ccc;border-radius:8px;padding:24px;color:#171717}.matrix-tool dialog::backdrop{background:#0005}.matrix-tool dialog label{display:block;font-size:14px;font-weight:600;margin:12px 0}.matrix-tool dialog input,.matrix-tool dialog textarea{display:block;width:100%;padding:10px;margin-top:6px;min-height:44px;border:1px solid #aaa;border-radius:4px;background:#fff}.matrix-tool dialog textarea{resize:vertical}.concept-inputs{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}.matrix-tool details{margin:16px 0}.matrix-tool summary{cursor:pointer;min-height:32px}.matrix-tool #matrix-pubmed{text-decoration:underline;text-underline-offset:4px;display:inline-block;padding:8px 0}.matrix-tool [role=alert]{color:#922;overflow-wrap:anywhere}.matrix-tool .history-row{padding:20px 0;border-bottom:1px solid #ddd}.matrix-tool .history-row h3{font-size:16px;margin:0 0 8px}.matrix-tool .history-row ul{font-size:13px;padding-left:20px}.matrix-tool .sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}@media (max-width:900px){.matrix-layout{grid-template-columns:1fr}.matrix-result{position:static;border-left:0;border-top:1px solid #ddd;padding:24px 0;max-height:none}.matrix-tool h1{font-size:22px}}@media (max-width:500px){.concept-inputs{grid-template-columns:1fr}.matrix-tool dialog{padding:16px}.matrix-tool th,.matrix-tool td{min-width:200px}.matrix-tool th:first-child{min-width:120px}.matrix-tool .matrix-heading{align-items:flex-start}}