/* Shared knowledge-library presentation. Topic colors are semantic and consistent. */
.knowledge{max-width:1120px}.knowledge .science-hero{padding-top:42px}.knowledge h1{font-size:clamp(34px,4.6vw,58px)}.knowledge section{padding:32px 0}.knowledge p{line-height:1.7}.science-nav{gap:8px}.science-nav a{padding:7px 11px;font-size:13px}.evidence-card{position:relative;background:white;padding:46px 24px 24px;border:1px solid #d4dfe5;box-shadow:0 3px 14px #1a355008;border-radius:17px 13px 18px 12px;min-width:0}.evidence-card h3{font-size:23px;line-height:1.25}.card-copy{min-width:0}.card-copy p:last-child{margin-bottom:0}.evidence-card .impact{position:absolute;right:17px;top:12px;text-decoration:none;color:#93610a;text-align:right;line-height:1;font-size:17px;letter-spacing:1px}.impact small{display:block;font:9px/1.2 Arial,sans-serif;letter-spacing:.1px;color:#59616c;margin-top:4px}.chips{display:flex;gap:6px;flex-wrap:wrap;margin:5px 0 12px}.chip{font-size:11px;font-weight:600;line-height:1.3;padding:5px 9px;border:1px solid;border-radius:12px}.chip-measurement{color:#194a8c;background:#f1f6ff;border-color:#a9c5ed}.chip-methods{color:#3b4665;background:#f3f4fa;border-color:#babfd7}.chip-rehabilitation{color:#993b20;background:#fff4ec;border-color:#efbb9f}.chip-neurology{color:#653a93;background:#f8f2ff;border-color:#cfb4e4}.chip-falls{color:#176358;background:#ecfaf5;border-color:#a1d9c5}.chip-cognition{color:#8f2c71;background:#fff1fb;border-color:#e7b2d7}.chip-ageing{color:#745410;background:#fff9e9;border-color:#e2ca87}.chip-regulation{color:#78500c;background:#fff7e4;border-color:#ddc388}.chip-data{color:#145d73;background:#edfaff;border-color:#a6d3df}.chip-meta{color:#45525a;background:#f5f7f8;border-color:#d1d9de}.horizontal-card{display:grid;grid-template-columns:126px minmax(0,1fr);gap:24px}.org-logo{align-self:start;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;min-height:110px;padding:12px;border-radius:9px;background:#f6f8fa;overflow:hidden}.org-logo img{display:block;width:100%;height:62px;object-fit:contain;object-position:left center}.org-logo small{font-size:11px;line-height:1.4;color:#4e5b64;margin-top:12px}.org-logo strong{font-size:20px}.dark-logo{background:#213b51}.dark-logo small{color:#f3f6fa}.org-logo img[src*="org-nature"],.org-logo img[src*="org-frontiers"],.org-logo img[src*="org-jmir"]{max-width:70px}.pen-icon{display:block;width:116px;height:116px;background-image:url('assets/metric-pen-sprite.png');background-size:400% 200%;background-repeat:no-repeat;flex-shrink:0;align-self:start}.pen-0{background-position:0 0}.pen-1{background-position:33.333% 0}.pen-2{background-position:66.666% 0}.pen-3{background-position:100% 0}.pen-4{background-position:0 100%}.pen-5{background-position:33.333% 100%}.pen-6{background-position:66.666% 100%}.pen-7{background-position:100% 100%}.evidence-grid .pen-icon{width:90px;height:90px}.metric-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.metric-card{margin:0}.metric-card .pen-icon{float:left;width:94px;height:94px;margin:0 18px 10px 0}.metric-card .card-copy{display:flow-root}.metric-card p{font-size:15px}.process-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.process-card:last-child{grid-column:1/-1}.process-card .pen-icon{float:left;margin-right:16px}.process-card p{font-size:15px}.process-card h3{font-size:21px}.knowledge blockquote{background:transparent;border:2px solid #4476d5;border-radius:18px 8px 20px 6px;outline:1px solid #d349aa;outline-offset:4px;box-shadow:3px 4px 0 -1px #efa441,-3px -2px 0 -1px #39aa9e;margin:30px 5px;padding:23px;font-size:23px}.inline-art{display:flex;align-items:center;gap:28px;max-width:760px;margin:28px auto}.inline-art p{font-size:17px}.science-figure{background:#fff;border-color:#e0e5e9;padding:12px;max-width:760px;margin:22px auto}.science-figure img{width:100%;height:auto;display:block}.science-figure figcaption{padding:12px 6px 2px;font-size:13px}.compact-chart{max-width:640px}.gait-figure{max-width:780px}.gait-strip{max-height:285px;object-fit:contain}.cycle-player{max-width:780px;margin:20px auto;border:1px solid #ccd8e3;padding:18px;border-radius:15px;background:white}.cycle-stage{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:18px}.cycle-stage svg{width:100%;height:auto}.cycle-stage p{font-size:15px}.phase-tag{font-weight:700;color:#2351a0;font-size:20px}.cycle-key{font-size:11px!important}.cycle-controls{display:flex;flex-wrap:wrap;align-items:center;gap:12px}.cycle-controls input{flex:1;min-width:100px;accent-color:#3565ad}.cycle-controls label{font-size:13px}.cycle-controls output{font-size:13px;min-width:35px}.cycle-controls button,.faq-search button{border:1px solid #718092;border-radius:5px;background:white;color:#23374d;padding:9px 14px;font:14px Arial;cursor:pointer}.knowledge .small-note{font-size:12px;line-height:1.6;color:#566574}.evidence-stat{border-left:3px solid #4d82cb;margin:20px 0;padding:4px 18px}.evidence-stat>strong{font-size:24px;font-weight:650;color:#235493}.evidence-stat p{font-size:15px}.application-card .pen-icon{width:126px;height:126px}.test-diagram{display:block;width:100%;max-width:560px;height:auto;margin:18px auto}.rating-guide{border-top:1px solid #d6dfe5;padding:20px 0;margin-top:30px}.rating-guide summary{font-size:14px;font-weight:bold;cursor:pointer}.rating-guide p{font-size:13px}.faq-search{padding:22px;background:#f5f8fb;border:1px solid #d4dfe8;border-radius:12px;margin-bottom:24px}.faq-search label{display:block;font-weight:bold;margin-bottom:10px}.faq-search>div{display:flex;gap:10px}.faq-search input{flex:1;min-width:0;padding:12px;border:1px solid #8195a7;border-radius:5px;font:16px Arial}.faq-search #faq-count{font-size:13px;margin:10px 0 0}.qa-card{border:1px solid #d3dee6;border-radius:9px;margin:10px 0;background:white;padding:0 18px}.qa-card summary{padding:18px 22px 18px 0;cursor:pointer;line-height:1.4;font-size:17px;font-weight:600}.qa-card>div{padding-bottom:14px}.qa-card p{font-size:15px}.knowledge [hidden]{display:none!important}.knowledge button:focus-visible,.knowledge input:focus-visible,.knowledge summary:focus-visible{outline:3px solid #d8793d;outline-offset:4px}.knowledge a{overflow-wrap:anywhere}.knowledge-header nav .nav-login{white-space:nowrap}.knowledge-header{max-width:1240px}.knowledge footer{margin-top:40px}@media(max-width:700px){.horizontal-card{grid-template-columns:88px minmax(0,1fr);gap:16px;padding:44px 16px 20px}.org-logo{padding:8px;min-height:90px}.org-logo img{height:50px}.org-logo small{font-size:10px}.application-card .pen-icon,.horizontal-card>.pen-icon{width:88px;height:88px}.metric-grid{grid-template-columns:1fr}.cycle-stage{grid-template-columns:1fr}.cycle-stage svg{max-width:350px;margin:auto}.cycle-stage>div{min-height:115px}.knowledge h2{font-size:27px}.evidence-card h3{font-size:21px}.knowledge-header nav{font-size:12px;gap:10px}.knowledge .science-hero{padding-top:28px}.inline-art{gap:16px}.inline-art .pen-icon{width:85px;height:85px}}@media(max-width:480px){.horizontal-card{grid-template-columns:1fr}.org-logo{width:115px;min-height:75px}.org-logo img{height:40px}.horizontal-card>.pen-icon{width:92px;height:92px}.process-grid{grid-template-columns:1fr}.process-card:last-child{grid-column:auto}.evidence-card .impact{font-size:15px}.knowledge blockquote{font-size:20px}.science-nav{gap:6px}.science-nav a{font-size:12px}.knowledge p{font-size:16px}.faq-search{padding:15px}.cycle-controls label{width:100%}}@media(prefers-reduced-motion:reduce){.knowledge *{scroll-behavior:auto!important}}

.qa-card summary{position:relative;padding-right:105px}.qa-impact{position:absolute;right:0;top:19px;font-size:14px;letter-spacing:1px;color:#93610a;font-weight:normal}@media(max-width:480px){.qa-card summary{padding-right:0;padding-top:37px}.qa-impact{top:12px;font-size:12px}}

.metric-card .card-copy{display:block}.metric-card .card-copy>p:first-of-type{clear:both;padding-top:8px}@media(max-width:480px){.metric-card .pen-icon{width:82px;height:82px}.metric-card .chips{padding-top:3px}}

.knowledge .evidence-card h2{font-size:23px;line-height:1.25;letter-spacing:-.3px;margin:10px 0}@media(max-width:700px){.knowledge .evidence-card h2{font-size:21px}}