/* Colour chapters: the existing learning / teaching / assessment structure in blue. */
:root{--ink:#102c4c;--muted:#334e6b;--blue:#145ad6;--deep:#123e76;--ice:#edf5fc;--line:transparent;--radius:4px;--shadow:none;--page-gap:clamp(20px,3.5vw,64px);--field:#dcecff}
.container{width:min(1440px,calc(100% - var(--page-gap)*2))}
body{line-height:1.65}p{color:var(--ink)}h1,h2,h3{font-weight:650;letter-spacing:-.035em}
h2{font-size:clamp(32px,3.4vw,48px);line-height:1.12}
.section{padding-block:100px}.small,figcaption{font-size:14px;line-height:1.6}
.button{border-radius:4px;min-height:54px;padding:16px 24px}.button:active{transform:scale(.98)}
.text-link{font-size:16px}.text-link svg,.button svg{width:22px}
.site-header{height:96px;background:#fff;border:0;backdrop-filter:none;-webkit-backdrop-filter:none}
.header-inner{gap:24px}.brand{width:225px}.main-nav{padding:0;background:none;border-radius:0;box-shadow:none;gap:30px;font-size:14px}
.main-nav>a{padding-block:22px}.main-nav>a[aria-current=page]:after{display:none}
.main-nav>a[aria-current=page]{text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:8px}
.platform-menu summary{background:var(--ice);border-radius:4px;padding:12px 17px}
.platform-menu>div{border:0;box-shadow:none;background:var(--ice);border-radius:4px}
.hero{padding:0;background:var(--ice);border-radius:0;overflow:hidden}
.hero-grid{width:100%;max-width:1600px;grid-template-columns:1fr 1fr;gap:0;min-height:600px;align-items:stretch}
.hero-copy{padding:clamp(40px,5vw,80px) var(--page-gap);background:var(--blue);color:white;display:flex;flex-direction:column;justify-content:center}
.hero h1{font-size:clamp(43px,4.2vw,65px);line-height:1.08;font-weight:600;letter-spacing:-.04em}
.hero h1 span{color:inherit}.hero h1 span:after{display:none}
.hero-copy>p{color:#fff;font-size:18px;line-height:1.65;max-width:460px;margin-top:26px}
.hero .hero-note{color:#f0f6ff;font-size:13px;font-weight:400;max-width:none;margin-top:28px}
.hero .button{background:white;color:var(--deep)}.hero .button:hover{background:#e4efff}
.hero .text-link{color:white}.hero .actions{gap:28px}
.hero-art{margin:0;padding:0;background:#edf7ff;min-width:0;position:relative;display:flex;align-items:center}
.hero-art>img{width:100%;height:100%;aspect-ratio:1;object-fit:cover;mix-blend-mode:multiply;border-radius:0}
.hero-orbits{display:none}.orbit-label{position:absolute;left:32px;bottom:25px;background:none;padding:0;color:var(--ink);font-size:14px;font-weight:500;box-shadow:none;backdrop-filter:none;animation:none}
.orbit-label span{display:none}
.path-strip{background:var(--ice);color:var(--ink);border-radius:0;box-shadow:none;gap:28px}
.path-strip>a{padding:28px 0;display:grid;grid-template-columns:1fr auto;gap:8px 14px}
.path-strip>a+a{border:0}.path-strip span{color:var(--muted);font-size:14px}
.path-strip strong{font-size:18px;font-weight:650}.path-strip svg{background:none;padding:0;width:24px;height:24px;grid-column:2;grid-row:1/3;color:var(--blue);border-radius:0}
.path-strip>a:hover,.path-strip>a:first-child:hover,.path-strip>a:last-child:hover{background:none;border-radius:0;color:var(--blue)}
.path-strip>a:hover svg{background:none}
.section-heading{margin-bottom:44px;gap:36px}.section-heading h2{max-width:820px}
.product-grid{display:flex;flex-direction:column;gap:28px}
.product-card,.product-card.mint,.product-card.peach{display:grid;grid-template-columns:1fr 1fr;align-items:stretch;min-height:355px;padding:0;border:0;border-radius:4px;box-shadow:none;background:var(--ice);transition:background .25s}
.product-card:before{display:none}.product-card:hover{transform:none;box-shadow:none;background:#e1edfa}
.product-art{height:auto;min-height:355px;background:#e8f4ff;border-radius:0;overflow:hidden}
.product-art img{height:100%;width:100%;max-height:440px;object-fit:cover}
.product-card:nth-child(odd) .product-art{order:2}
.product-text{padding:48px;justify-content:center;gap:0}.product-text h3{font-size:clamp(30px,3vw,43px);max-width:420px;line-height:1.12;font-weight:650}
.product-text p{font-size:18px;max-width:40ch;line-height:1.65;margin-top:22px}
.product-text .text-link{margin-top:28px;padding-top:0;justify-content:flex-start;gap:24px}
.product-text .text-link svg{background:none;color:inherit;border-radius:0;width:22px;height:22px;padding:0}
.product-card:hover .text-link svg{background:none;color:inherit}
.product-card.mint{background:var(--deep);color:white}.product-card.mint:hover{background:#0d3468}
.mint .product-text p,.mint .product-text .text-link{color:white}
.mint .product-art{background:#dfeefa;padding:32px;display:grid;align-items:center}
.screen-art img{filter:none;object-fit:contain;object-position:center;border-radius:0;height:auto;max-height:370px}
.product-card.peach,.peach .product-art{background:var(--field)}.peach .product-art img{object-fit:contain;padding:32px;max-height:390px}
.research-band{background:var(--deep);padding-block:100px}.research-grid{grid-template-columns:1.1fr .9fr;gap:90px;align-items:start}
.research-grid h2{font-size:clamp(34px,3.8vw,54px);font-weight:600}.research-grid p{color:#fff;font-size:19px}
.news-empty{border:0;background:var(--ice);padding:40px;gap:30px}.empty-line{display:none}
.news-empty h3{font-size:30px;max-width:650px}.news-empty p{font-size:17px}.news-empty .text-link{margin-left:auto}
.cta{border-radius:0;box-shadow:none;background:var(--field);color:var(--ink);min-height:350px;padding:64px;margin-bottom:100px}
.cta:before,.cta:after{display:none}.cta h2{font-size:48px;font-weight:600}.cta p{color:var(--ink);font-size:18px}
.cta .button.white{background:var(--blue);color:white}.cta .button.white:hover{background:var(--deep)}
.cta-robot{filter:none;transform:none;width:350px;height:350px;bottom:-30px;right:40px}
.page-hero{grid-template-columns:1.4fr .8fr;gap:70px;padding-block:45px 65px;min-height:460px}
.page-hero h1{font-size:clamp(42px,4.6vw,67px);font-weight:600}.page-hero .lead{font-size:20px;line-height:1.65;max-width:58ch}
.page-hero-art{max-height:370px}.page-hero:has(img[src*="students"]) .page-hero-art{border-radius:4px;max-height:420px}
.breadcrumbs{font-size:13px}.breadcrumbs span[aria-current]{color:var(--ink)}
.research-list>div{border:0;padding:24px;background:var(--ice);margin-bottom:14px}.research-list h3{font-size:24px}.research-list p{font-size:16px}
.two-values{gap:80px}.two-values .lead{color:var(--ink);font-weight:500}.two-values h2{font-size:36px}
.support-art{border-radius:4px}.resource-lines{gap:12px}.resource-lines span{border:0;background:var(--ice);padding:24px;font-size:23px}
.availability{background:var(--ice);border-radius:4px;font-size:15px}.availability small{font-size:14px}
.tab-list{border:0;gap:8px}.tab-list button{font-size:16px;border-radius:4px;background:var(--ice)}
.tab-panel{gap:60px}.tab-panel h3{font-size:38px}.tab-panel figure img{border-radius:4px}.tab-panel figcaption{font-size:14px}
.harness-hero{grid-template-columns:1fr 1fr;gap:60px}.harness-hero .page-hero-art{padding:0;background:transparent;box-shadow:none;border-radius:4px}
.section-nav{border:0;background:var(--ice);top:96px}.section-nav a{border:0;font-size:15px;padding:20px 0}
.section-nav a.active{text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:8px}
.principles-grid{gap:20px}.principles-grid article{border:0;padding:26px;background:var(--ice)}.principles-grid h3{font-size:23px}.principles-grid p{font-size:16px}
.framework{background:var(--ice);border-radius:4px;padding:40px}.framework li{border-radius:4px;font-size:14px}.framework>p{font-size:16px}
.resource-cycle{font-size:16px}.resource-cycle span{color:var(--blue)}
.steps p{font-size:16px}.steps h3{font-size:24px}.step-number{border-radius:4px}
.image-open{box-shadow:none;border-radius:4px}.zoom-label{border-radius:4px;background:#fff;backdrop-filter:none;box-shadow:none;font-size:14px}
.screenshot figcaption{font-size:14px}.tool-context{border:0;padding:32px;background:var(--field);gap:32px}.tool-context p{font-size:16px}
.toolkit{border:0;background:var(--ice);padding:40px}.toolkit p{font-size:16px}.toolkit h3{font-size:20px}.toolkit strong{font-size:48px;color:var(--ink)}
.demo-grid{gap:32px}.demo-grid figcaption span{font-size:14px}.demo-grid figcaption strong{font-size:20px}
.assessment-flow{border-radius:4px;padding:40px;gap:20px}.assessment-flow>span,.assessment-flow>strong{border-radius:4px}.assessment-flow p{font-size:13px}
.assessment-copy article+article{border:0;background:var(--ice);padding:28px;margin-top:24px}.assessment-copy h2{font-size:30px}
.contact-status{border:0;background:var(--ice);padding:28px}.platform-panel{border-radius:4px;padding:40px}.platform-panel>p{font-size:16px}
.platform-link{border:0;padding:22px 0}.platform-panel .small{font-size:14px}
.news-card{border:0;border-radius:4px;background:var(--ice)}.news-card p{font-size:16px}
footer{background:var(--deep);color:white;border:0;padding-top:64px}.footer-top p,.footer-top>div>a:not(.brand),.footer-bottom{color:#fff;font-size:14px}
.footer-top h2{font-size:16px}.footer-brand{background:#fff;width:238px;padding:10px;border-radius:2px}
.footer-top{grid-template-columns:1.6fr 1fr 1fr;padding-bottom:48px}.footer-bottom{border:0;padding-block:24px;color:#e0ebfb;font-size:13px}
@media(max-width:1100px){
 .brand{width:200px}.main-nav{gap:19px;font-size:13px}.platform-menu summary{padding:10px 12px}
 .hero h1{font-size:43px}.hero-copy{padding:40px 32px}.hero-copy>p{font-size:17px}.hero .actions{gap:20px}.hero-grid{min-height:520px}
 .product-text{padding:36px}.product-text h3{font-size:34px}.product-text p{font-size:17px}.product-art{min-height:330px}
 .section{padding-block:80px}.research-grid{gap:48px}.cta{padding:48px}.cta-robot{right:0}
}
@media(max-width:860px){
 .site-header{height:78px}.main-nav{background:#fff;padding:14px 28px 26px;top:78px;border:0}.main-nav.open{background:#fff}
 .main-nav>a[aria-current=page]{text-decoration:none}.brand{width:205px}.hero-grid{grid-template-columns:1fr 1fr}
 .hero h1{font-size:38px}.hero-copy{padding:35px 28px}.hero-copy>p{font-size:16px}.hero .hero-note{font-size:13px}.hero .actions{gap:14px}
 .hero .button{padding:14px 18px;font-size:14px}.hero .text-link{font-size:14px}.hero-art{margin:0;padding:0}
 .path-strip{gap:20px}.path-strip strong{font-size:16px}.path-strip span{font-size:13px}
 .product-art{min-height:300px}.product-text{padding:28px}.product-text h3{font-size:30px}.product-text p{font-size:16px}
 .page-hero,.page-hero:has(img[src*="students"]){gap:35px}.page-hero h1{font-size:43px}.page-hero .lead{font-size:18px}
 .section-nav{top:78px}.section-nav a{font-size:14px}.principles-grid{grid-template-columns:1fr 1fr}.cta h2{font-size:38px}.cta-robot{width:270px;height:270px}
 .toolkit{padding:28px}.two-values{gap:40px}.two-values h2{font-size:31px}
}
@media(max-width:600px){
 :root{--page-gap:20px}.site-header{height:78px}.brand{width:192px}.section{padding-block:60px}h2{font-size:32px}
 .hero-grid{display:flex;flex-direction:column;min-height:0}.hero-copy{padding:36px 20px 30px}.hero h1{font-size:38px;line-height:1.08;max-width:450px}
 .hero-copy>p{font-size:16px;margin-top:20px;max-width:34ch}.hero .actions{margin-top:24px;gap:26px}.hero .hero-note{font-size:13px;margin-top:22px}
 .hero-art{width:100%;margin:0;padding:0;max-height:390px;overflow:hidden}.hero-art>img{aspect-ratio:1.15;height:auto;object-fit:cover;border-radius:0}
 .orbit-label{left:20px;bottom:17px;font-size:13px}.path-strip{gap:0;grid-template-columns:1fr}
 .path-strip>a{padding:18px 0;grid-template-columns:72px 1fr auto;gap:8px}.path-strip span{grid-column:1}.path-strip strong{grid-column:2;font-size:14px}.path-strip svg{grid-column:3;grid-row:1;width:20px}
 .path-strip>a+a{border:0}.section-heading{gap:20px;margin-bottom:28px}.section-heading h2 br{display:none}
 .product-grid{gap:24px}.product-card,.product-card.mint,.product-card.peach{display:flex;flex-direction:column;min-height:0}
 .product-card:nth-child(odd) .product-art{order:0}.product-art{min-height:0;height:250px}.product-art img{height:100%;max-height:none;object-fit:cover}
 .mint .product-art{padding:24px 20px}.screen-art img{height:auto;object-fit:contain}.peach .product-art img{object-fit:contain;padding:24px}
 .product-text{padding:28px 24px 30px}.product-text h3{font-size:30px;max-width:300px}.product-text p{font-size:16px;margin-top:16px}
 .product-text .text-link{margin-top:24px;font-size:16px}.research-band{padding-block:60px}.research-grid{grid-template-columns:1fr;gap:32px}.research-grid h2{font-size:33px}.research-grid p{font-size:17px}
 .news-empty{padding:28px;gap:20px;display:block}.news-empty h3{font-size:27px}.news-empty p{font-size:16px}.news-empty .text-link{margin:20px 0 0;font-size:15px;white-space:normal}
 .cta{padding:32px 28px;min-height:370px;margin-bottom:60px}.cta h2{font-size:34px}.cta p{font-size:16px;max-width:100%;padding-right:0}.cta-robot{width:205px;height:205px;right:-18px;bottom:-24px}.cta .button{margin-top:26px}
 .page-hero,.page-hero:has(img[src*="students"]),.harness-hero{grid-template-columns:1fr;gap:30px;padding-block:32px 40px;min-height:0}
 .page-hero h1{font-size:37px}.page-hero .lead{font-size:18px}.page-hero-art{max-height:260px}.page-hero:has(img[src*="students"]) .page-hero-art{max-height:340px}
 .harness-hero .page-hero-art{max-height:none}.breadcrumbs{font-size:13px}.research-list>div{padding:24px}.research-list h3{font-size:23px}
 .two-values h2{font-size:30px}.support-layout{gap:32px}.tab-list{flex-wrap:wrap;white-space:normal;overflow:visible}.tab-list button{font-size:13px;padding:12px;flex:1 1 45%}
 .tab-panel{gap:28px}.tab-panel h3{font-size:31px}.tab-panel figcaption{font-size:14px}
 .section-nav .container{gap:20px}.section-nav a{font-size:13px;padding:18px 0}.principles-grid{grid-template-columns:1fr;gap:16px}.principles-grid article{padding:26px}.framework{padding:28px 22px}.framework li{font-size:13px}
 .steps h3{font-size:22px}.steps p{font-size:16px}.tool-context{padding:26px;gap:24px}.toolkit{padding:28px 22px;gap:30px 20px}.toolkit strong{font-size:38px}.toolkit h3{font-size:18px}.toolkit p{font-size:15px}
 .assessment-flow{padding:28px 22px}.assessment-copy h2{font-size:28px}.assessment-copy article+article{padding:24px;margin-top:0}.contact-status{padding:24px}.platform-panel{padding:28px}.platform-panel .small{font-size:14px}
 .footer-top{grid-template-columns:1fr 1fr;gap:32px}.footer-top p{font-size:14px;max-width:32ch}.footer-top>div>a:not(.brand){font-size:14px}.footer-brand{width:225px}.footer-bottom{font-size:12px}
}
@media(max-width:360px){.hero h1{font-size:33px}.page-hero h1{font-size:34px}.hero .actions{gap:18px}.path-strip>a{grid-template-columns:55px 1fr auto;gap:8px}.path-strip strong{font-size:13px}.path-strip span{font-size:12px}.product-text h3{font-size:27px}.hero .hero-note{font-size:12px}.brand{width:180px}}
@media(prefers-reduced-motion:reduce){.button:active{transform:none}}

/* Requested navigation, heading signposts and product ordering. */
.main-nav{gap:20px}.nav-group{position:relative}
.nav-group summary{display:flex;align-items:center;gap:7px;list-style:none;cursor:pointer;padding:22px 0;white-space:nowrap;min-height:44px}
.nav-group summary::-webkit-details-marker{display:none}
.nav-chevron{width:14px;height:14px;transition:transform .15s}
.nav-group[open] .nav-chevron{transform:rotate(180deg)}
.nav-group summary:hover,.nav-group summary[aria-current=page]{color:var(--blue)}
.nav-group summary[aria-current=page]{text-decoration:underline;text-underline-offset:8px;text-decoration-thickness:2px}
.nav-dropdown{position:absolute;top:100%;left:-20px;width:340px;max-width:calc(100vw - 40px);padding:12px;background:var(--ice);border-top:3px solid var(--blue);border-radius:0 0 4px 4px}
.nav-group:nth-last-of-type(-n+2) .nav-dropdown{left:auto;right:0}
.nav-dropdown a{display:block;padding:12px 14px;font-size:14px;line-height:1.5;white-space:normal;color:var(--ink)}
.nav-dropdown a:hover,.nav-dropdown a:focus-visible{background:white;color:var(--blue)}
.platform-menu>div{top:100%;padding-top:16px}
main :is(h1,h2,h3){position:relative;padding-inline-start:32px}
main :is(h1,h2,h3)::before{content:'';position:absolute;left:0;top:.13em;width:14px;height:.8em;background:currentColor;border-radius:2px}
main h3{padding-inline-start:22px}
main h3::before{width:10px;height:10px;top:.4em;border:2px solid currentColor;background:transparent;border-radius:2px}
main [id]{scroll-margin-top:120px}
.product-index{display:inline-flex;align-items:center;gap:10px;margin-bottom:18px;background:var(--blue);color:white;padding:7px 13px;border-radius:4px;font-size:14px;line-height:1.3;font-weight:650;letter-spacing:.02em}
.product-index strong{font-size:22px;line-height:1;font-variant-numeric:tabular-nums}
.mint .product-index{background:white;color:var(--deep)}
main .product-text h3{padding-inline-start:0}
main .product-text h3::before{display:none}
@media(min-width:861px) and (max-width:1100px){.main-nav{gap:12px}.brand{width:180px}.header-inner{gap:16px}.nav-group summary{gap:4px}.platform-menu summary{padding:10px}}
@media(max-width:860px){
 .main-nav.open{max-height:calc(100dvh - 78px);overflow-y:auto;align-items:stretch;gap:0}
 .main-nav>a{padding:15px 0}.nav-group{width:100%}.nav-group summary{padding:15px 0;justify-content:space-between}
 .nav-dropdown,.nav-group:nth-last-of-type(-n+2) .nav-dropdown{position:static;width:100%;max-width:none;margin-bottom:12px;padding:6px;border-top-width:2px}
 .platform-menu>div{position:static;min-width:0;padding:6px}.platform-menu summary{justify-content:space-between;margin-block:12px 0}
 .nav-group summary[aria-current=page]{text-decoration:none}
 main [id]{scroll-margin-top:100px}
}
@media(max-width:600px){main :is(h1,h2){padding-inline-start:28px}main :is(h1,h2)::before{width:12px}.product-index{margin-bottom:16px}}
@media(prefers-reduced-motion:reduce){.nav-chevron{transition:none}}

.product-index{align-self:flex-start;width:fit-content}

/* Learning & Teaching: concise number markers and room for the longer menu label. */
.product-index{justify-content:center;min-width:48px;min-height:42px;padding:8px 10px;letter-spacing:0}
main .suite-label,main .h-product-label{display:inline-flex;align-items:center;justify-content:center;min-width:48px;min-height:42px;padding:8px 10px;background:white;color:var(--deep);border-radius:4px;font-size:22px;line-height:1;font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:0}
@media(min-width:861px) and (max-width:1100px){.main-nav{gap:10px;font-size:12px}.header-inner{gap:12px}.brand{width:165px}.platform-menu summary{padding-inline:8px}}