/* Quantitative teaching extension; original renderers and videos remain archived. */
[hidden]{display:none!important}
.skip-link{position:absolute;left:20px;top:-80px;padding:12px 18px;background:#fff;z-index:20;border:2px solid var(--blue);border-radius:8px}
.skip-link:focus{top:12px}
.featured-scenes{max-width:1510px;margin:0 auto 35px;padding:0 4vw;display:flex;align-items:center;gap:28px}
.featured-scenes>div:first-child{min-width:180px}
.featured-scenes h2{font-size:22px}
.featured-buttons{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;flex:1}
.featured-buttons button{display:flex;flex-direction:column;align-items:flex-start;justify-content:center;text-align:left;gap:8px;padding:18px;border-radius:12px;border-color:#c5dce4;min-height:90px;box-shadow:0 6px 20px -16px #173e55}
.featured-buttons button:hover{background:#e5f5f7;border-color:#067597}
.featured-buttons strong{font-size:13px}.featured-buttons span{font-size:11px;line-height:1.55;color:var(--muted)}
.library-browser summary{margin-bottom:12px;color:var(--muted);font-size:11px}
.model-results{margin-top:26px;padding:24px;border:1px solid #c9dde3;border-radius:14px;background:#eef7f7}
.model-results h3{font-size:16px;line-height:1.5;margin:0}.calculated-label{font-size:9px;letter-spacing:1px;color:#087e75;white-space:nowrap}
#result-metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:16px}
.result-metric{background:white;border:1px solid #dce7e9;padding:15px;border-radius:10px;min-width:0}
.result-metric .metric-label{display:block;font-size:11px;line-height:1.5;color:var(--muted);min-height:32px}
.result-metric strong{font-size:25px;letter-spacing:-.6px;display:block;margin:6px 0;color:#183d52;overflow-wrap:anywhere}
.result-metric .metric-unit{display:block;font-size:10px;color:var(--muted)}
.result-metric[data-kind="warning"]{border-color:#d9ae71;background:#fffaf0}
#result-notes{padding-left:17px;font-size:12px;line-height:1.75;color:#48636e;margin-bottom:0}
#scenario-presets{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
#scenario-presets button{font-size:11px;border-radius:30px;padding:9px 14px;background:#eef5f7}
#scenario-presets button[aria-pressed="true"]{background:#153749;color:white;border-color:#153749}
.parameter input{cursor:pointer}.parameter output{font-variant-numeric:tabular-nums}
.simulation-label{white-space:normal;max-width:180px}
body.presentation .featured-scenes{display:none}
@media(min-width:761px){.library{align-self:start;position:sticky;top:20px;max-height:calc(100vh - 40px);overflow-y:auto;padding-right:6px;scrollbar-width:thin}}
@media(max-width:1100px){.featured-scenes{align-items:flex-start;flex-direction:column;gap:16px}.featured-buttons{width:100%}.featured-scenes>div:first-child{min-width:0}#result-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.featured-scenes{padding:0 20px;margin-bottom:24px}.featured-buttons{grid-template-columns:1fr}.featured-buttons button{min-height:76px;padding:15px}.featured-buttons strong{font-size:14px}.library-browser{border-bottom:1px solid var(--line);padding-bottom:12px}.library-browser summary{padding:10px 0;font-size:13px}.model-results{padding:17px}.model-results .control-heading{align-items:start;gap:12px}#result-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}.result-metric{padding:12px}.result-metric strong{font-size:22px}.result-metric .metric-label{font-size:10px}.transport .scrub-label{display:block;order:2;flex-basis:100%;color:#afcbdc}.top-actions{gap:8px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}