:root{--ink:#122b31;--deep:#0e3036;--teal:#176c6a;--mint:#93d9c7;--paper:#f4f1e9;--white:#fffef9;--line:#ccd5ce;--gold:#d8a94f}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,Helvetica,sans-serif}a{color:inherit;text-decoration:none}em{font-family:Georgia,serif;font-weight:400}
.site-header{height:84px;display:flex;align-items:center;justify-content:space-between;padding:0 5vw;border-bottom:1px solid rgba(18,43,49,.16);position:relative;z-index:5}.brand{display:flex;align-items:center;gap:12px;font-weight:700;font-size:20px;letter-spacing:-.04em}.brand>span:last-child>span{font-weight:400}.brand-mark{display:flex;align-items:flex-end;gap:3px;width:25px;height:26px}.brand-mark i{display:block;width:6px;background:var(--teal);border-radius:3px}.brand-mark i:nth-child(1){height:13px}.brand-mark i:nth-child(2){height:24px}.brand-mark i:nth-child(3){height:18px}.site-header nav{display:flex;gap:32px;font-size:13px}.site-header nav a:hover{color:var(--teal)}.header-link{font-size:12px;font-weight:700;border-bottom:1px solid var(--ink);padding-bottom:4px}.header-link span{color:var(--teal);margin-left:6px}
.hero{min-height:690px;padding:92px 8vw 45px;position:relative;overflow:hidden;background:radial-gradient(circle at 82% 42%,rgba(147,217,199,.24),transparent 26%)}.eyebrow,.section-label{font-size:11px;letter-spacing:.18em;font-weight:700}.eyebrow{display:flex;align-items:center;gap:10px;color:var(--teal)}.eyebrow span{width:24px;height:2px;background:var(--teal)}h1{font-size:clamp(58px,7.3vw,104px);line-height:.92;letter-spacing:-.065em;margin:31px 0 27px;max-width:890px;font-weight:650}h1 em{color:var(--teal)}.hero-copy{font-family:Georgia,serif;font-size:20px;line-height:1.55;max-width:570px;color:#445b5e}.hero-actions{display:flex;gap:12px;margin-top:35px}.button{padding:16px 23px;font-size:13px;font-weight:700}.button.primary{background:var(--deep);color:white}.button.primary span{margin-left:40px;color:var(--mint)}.button.secondary{border:1px solid #899b98}.hero-card{width:min(720px,84vw);margin-top:83px;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid #aebbb6;padding-top:22px}.hero-card div{display:flex;flex-direction:column;gap:6px;padding-right:22px}.hero-card strong{font-size:12px}.hero-card span{font-size:11px;color:#6f7f7d;line-height:1.4}.orbit{position:absolute;border:1px solid rgba(23,108,106,.15);border-radius:50%;pointer-events:none}.orbit-one{width:520px;height:520px;right:-120px;top:70px}.orbit-two{width:300px;height:300px;right:-5px;top:180px}
.intro,.topics,.purpose{padding:90px 8vw}.section-label{color:var(--teal);margin-bottom:52px}.intro-heading,.topics-heading{display:flex;justify-content:space-between;gap:50px;align-items:flex-end;margin-bottom:50px}.intro h2,.roles h2,.topics h2{font-size:clamp(38px,4.3vw,63px);line-height:1;letter-spacing:-.045em;margin:0}.intro h2 em,.roles h2 em{color:var(--teal)}.intro-heading>p,.topics-heading>p{max-width:380px;font-family:Georgia,serif;line-height:1.65;color:#506467;margin:0}.pathway-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.pathway{min-height:370px;padding:28px;display:flex;flex-direction:column;transition:transform .2s}.pathway:hover{transform:translateY(-5px)}.pathway.mint{background:#d8ece5}.pathway.blue{background:#d9e4e8}.pathway.gold{background:#ece1c9}.pathway-top,.pathway-meta{display:flex;justify-content:space-between;align-items:center}.pathway-top span{font-size:9px;letter-spacing:.15em;font-weight:700}.pathway-top b{font:italic 34px Georgia;color:rgba(18,43,49,.26)}.pathway h3{font:30px/1.08 Georgia;margin:72px 0 15px}.pathway>p{font-size:13px;line-height:1.6;color:#536568;max-width:300px}.pathway-meta{margin-top:auto;border-top:1px solid rgba(18,43,49,.22);padding-top:16px;font-size:10px}.pathway-meta a{font-size:20px}
.roles{background:var(--deep);color:white;padding:90px 8vw}.section-label.light{color:var(--mint)}.roles-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:9vw}.roles-layout>div:first-child>p{font:16px/1.65 Georgia;color:#b8cac8;max-width:400px;margin-top:30px}.roles h2 em{color:var(--mint)}.role-list>a{display:grid;grid-template-columns:45px 1fr 30px;align-items:center;gap:18px;padding:23px 0;border-top:1px solid rgba(255,255,255,.17)}.role-list>a:last-child{border-bottom:1px solid rgba(255,255,255,.17)}.role-list>a>span{font:italic 16px Georgia;color:var(--mint)}.role-list h3{margin:0 0 6px;font-size:17px}.role-list p{margin:0;font-size:11px;color:#9eb4b3}.role-list b{color:var(--mint);font-size:18px}.role-list>a:hover h3{color:var(--mint)}
.topics{background:var(--white)}.topics-heading{align-items:start}.topic-cloud{display:grid;grid-template-columns:repeat(2,1fr);border-top:1px solid var(--line)}.topic-cloud a{display:grid;grid-template-columns:38px 1fr 30px;align-items:center;padding:23px 14px 23px 4px;border-bottom:1px solid var(--line);font:23px Georgia}.topic-cloud a:nth-child(odd){border-right:1px solid var(--line);padding-right:30px}.topic-cloud a:nth-child(even){padding-left:30px}.topic-cloud span{font:10px Arial;color:var(--teal)}.topic-cloud b{font:18px Arial;color:var(--teal)}.topic-cloud a:hover{background:#eef5f1}
.purpose{background:var(--paper)}.purpose-rule{height:5px;background:linear-gradient(90deg,var(--teal) 0 35%,var(--mint) 35% 63%,var(--gold) 63%);margin-bottom:70px}.purpose-grid{display:grid;grid-template-columns:.42fr 1.4fr .75fr;gap:6vw}.purpose-grid blockquote{font:clamp(29px,3vw,43px)/1.25 Georgia;margin:0}.purpose-grid blockquote em{color:var(--teal)}.purpose-copy{font-size:13px;line-height:1.7;color:#55696b}.purpose-copy p{margin:0 0 20px}.purpose-copy a{font-weight:700;color:var(--teal);border-bottom:1px solid var(--teal)}
footer{background:#09282e;color:white;padding:42px 5vw;display:grid;grid-template-columns:1fr 1fr auto;align-items:center;gap:20px}.footer-brand{font-size:18px}.footer-brand .brand-mark i{background:var(--mint)}footer>p{font:14px Georgia;color:#a9bebd}footer>div{display:flex;gap:20px;font-size:11px}footer small{grid-column:3;font-size:9px;color:#789493}
@media(max-width:800px){.site-header{height:70px}.site-header nav,.header-link{display:none}.hero{padding:70px 6vw 40px;min-height:auto}.hero-card{grid-template-columns:1fr;gap:16px;margin-top:60px}.hero-card div{border-bottom:1px solid #cbd3cf;padding-bottom:14px}.intro,.topics,.purpose,.roles{padding:70px 6vw}.intro-heading,.topics-heading{align-items:start;flex-direction:column}.pathway-grid{grid-template-columns:1fr}.pathway{min-height:320px}.roles-layout{grid-template-columns:1fr;gap:45px}.topic-cloud{grid-template-columns:1fr}.topic-cloud a:nth-child(odd){border-right:0;padding-right:14px}.topic-cloud a:nth-child(even){padding-left:4px}.purpose-grid{grid-template-columns:1fr}.purpose-grid .section-label{margin-bottom:0}footer{grid-template-columns:1fr}footer small{grid-column:1}.orbit{display:none}}

/* Learning library */
.learning-shell,.course-shell{min-height:100vh;background:var(--paper)}.learning-nav{height:76px;padding:0 5vw;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(18,43,49,.16);background:var(--paper);position:relative;z-index:4}.learning-nav nav{display:flex;gap:28px;font-size:12px}.learning-nav nav a{padding:8px 0}.learning-nav nav .current,.learning-nav nav a:hover{color:var(--teal);border-bottom:1px solid var(--teal)}.library-hero{padding:86px 8vw 76px;background:radial-gradient(circle at 84% 35%,rgba(147,217,199,.27),transparent 25%)}.library-hero .section-label{margin-bottom:34px}.library-hero h1{font-size:clamp(54px,6.5vw,88px);margin:0;max-width:900px}.library-hero h1 em{color:var(--teal)}.library-hero>p{font:19px/1.6 Georgia;max-width:610px;color:#4d6264;margin:30px 0 0}.library-content{padding:72px 8vw 100px;background:var(--white)}.library-summary{display:flex;align-items:baseline;gap:12px;padding-bottom:40px;border-bottom:1px solid var(--line)}.library-summary strong{font:40px Georgia;color:var(--teal);margin-left:28px}.library-summary strong:first-child{margin-left:0}.library-summary span{font-size:11px;color:#687a7a}.pathway-list article{display:grid;grid-template-columns:70px 1fr 160px;gap:35px;align-items:center;padding:38px 8px;border-bottom:1px solid var(--line)}.pathway-list article>span{font:italic 20px Georgia;color:var(--teal)}.pathway-list h2{font:34px Georgia;margin:0 0 8px}.pathway-list p{margin:0 0 12px;font-size:13px;line-height:1.6;color:#657677;max-width:700px}.pathway-list small{font-size:10px;letter-spacing:.08em}.pathway-list article>a{font-size:12px;font-weight:700}.pathway-list article>a b{color:var(--teal);margin-left:12px}.pathway-list article>em{font-size:11px;color:#899695}.pathway-list .planned{opacity:.62}

/* Electronics course */
.course-hero{padding:70px 8vw 80px;display:grid;grid-template-columns:1.5fr .65fr;gap:8vw;background:radial-gradient(circle at 78% 25%,rgba(147,217,199,.24),transparent 26%)}.crumb{font-size:10px;color:#708180;margin-bottom:54px}.crumb a{color:var(--teal)}.course-kicker{font-size:10px;letter-spacing:.17em;font-weight:700;color:var(--teal)}.course-hero h1{font-size:clamp(52px,6vw,82px);margin:25px 0 26px;max-width:930px}.course-hero h1 em{color:var(--teal)}.course-hero>div>p{font:18px/1.6 Georgia;color:#4d6264;max-width:620px}.course-actions{display:flex;gap:12px;margin-top:34px}.course-hero aside{align-self:end;border-top:5px solid var(--teal);background:#e1eee9;padding:27px}.course-hero aside>span{font-size:9px;letter-spacing:.15em;font-weight:700}.course-hero aside dl{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:30px 0}.course-hero aside dl div{border-right:1px solid rgba(18,43,49,.2)}.course-hero aside dl div:last-child{border:0}.course-hero aside dt{font:32px Georgia}.course-hero aside dd{font-size:9px;margin:3px 0;color:#617371}.course-hero aside p{font-size:11px;line-height:1.6;color:#536766}.course-intro{background:var(--deep);color:white;padding:50px 8vw}.course-intro>div{display:grid;grid-template-columns:170px 1fr;gap:6vw;max-width:1180px}.course-intro span{font-size:9px;letter-spacing:.16em;color:var(--mint);font-weight:700}.course-intro p{font:24px/1.45 Georgia;margin:0;color:#e4eeeb}.modules-index{padding:90px 8vw;background:var(--white)}.modules-index>.section-label{margin-bottom:25px}.modules-index>h2{font:48px Georgia;margin:0 0 48px}.module-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}.module-grid a{min-height:250px;padding:25px;display:flex;flex-direction:column;border-right:1px solid var(--line);border-bottom:1px solid var(--line);transition:background .2s}.module-grid a:hover{background:#eaf3ef}.module-grid a>span{font:italic 16px Georgia;color:var(--teal)}.module-grid h3{font:25px/1.1 Georgia;margin:33px 0 12px}.module-grid p{font-size:11px;line-height:1.55;color:#637575;margin:0}.module-grid b{font-size:10px;margin-top:auto;color:var(--teal)}.module-reader{background:var(--paper)}.lesson{padding:95px 18vw;border-top:1px solid var(--line);scroll-margin-top:20px}.lesson>header{margin-bottom:45px}.lesson>header>span{font-size:10px;letter-spacing:.17em;color:var(--teal);font-weight:700}.lesson>header h2{font:clamp(40px,4.5vw,62px)/1.05 Georgia;margin:20px 0}.lesson>header p{font:18px/1.5 Georgia;color:#526768;max-width:780px}.lesson-summary{border-left:5px solid var(--teal);background:#dcece6;padding:25px 30px;margin:36px 0}.lesson-summary strong{font-size:9px;letter-spacing:.14em}.lesson-summary p{font:19px/1.5 Georgia;margin:10px 0 0}.lesson>section{margin:45px 0}.lesson>section h3,.evidence-box h3,.knowledge-check h3{font:28px Georgia;margin:0 0 18px}.lesson>section p{font:16px/1.75 Georgia;color:#344f53}.lesson ul{padding-left:23px}.lesson li{font-size:13px;line-height:1.65;margin:8px 0}.evidence-box{background:var(--deep);color:white;padding:30px;margin:45px 0}.evidence-box h3{color:var(--mint)}.evidence-box ul{display:grid;grid-template-columns:repeat(2,1fr);gap:7px 30px}.knowledge-check{border-top:1px solid #9dada8;border-bottom:1px solid #9dada8;padding:22px 0;margin:45px 0}.knowledge-check summary{cursor:pointer;font-size:11px;letter-spacing:.15em;font-weight:700;color:var(--teal)}.knowledge-check h3{margin-top:28px}.knowledge-check ol{padding-left:24px}.knowledge-check li{padding:7px 11px}.knowledge-check[open] .correct-answer{background:#d8ece5;font-weight:700}.knowledge-check>p{font-size:12px;line-height:1.6;background:#e9eee9;padding:15px}.back-modules{font-size:10px;font-weight:700;color:var(--teal)}.course-downloads{background:var(--deep);color:white;padding:85px 8vw;display:grid;grid-template-columns:.8fr 1.2fr;gap:8vw}.course-downloads .section-label{color:var(--mint);margin-bottom:25px}.course-downloads h2{font:45px Georgia;margin:0 0 20px}.course-downloads>div>p{font:15px/1.65 Georgia;color:#b9cbc9}.download-list a{display:grid;grid-template-columns:1fr auto;gap:8px 20px;padding:24px 0;border-top:1px solid rgba(255,255,255,.2)}.download-list a:last-child{border-bottom:1px solid rgba(255,255,255,.2)}.download-list span{font-size:8px;letter-spacing:.14em;color:var(--mint)}.download-list strong{grid-column:1;font:20px Georgia}.download-list b{grid-column:2;grid-row:1/3;align-self:center;font-size:11px;color:var(--mint)}.course-footer{padding:30px 8vw;background:#09282e;color:white;display:flex;justify-content:space-between;font-size:10px}.course-footer small{color:#87a19e}
.module-progress{padding:28px 18vw 0;background:var(--paper)}.module-progress>span{display:block;margin-bottom:10px;font-size:9px;letter-spacing:.16em;font-weight:700;color:var(--teal)}.module-progress>div{height:4px;background:#d5dfdb}.module-progress i{display:block;height:100%;background:var(--teal)}.module-page .lesson{border-top:0;padding-top:62px}.module-page .lesson>header h1{font:clamp(42px,5vw,68px)/1.05 Georgia;margin:20px 0}.module-page .lesson>section h2,.module-page .evidence-box h2,.module-page .knowledge-check h2{font:28px Georgia;margin:0 0 18px}.module-page .knowledge-check h2{margin-top:28px}.module-navigation{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;margin-top:60px;padding:24px 0;border-top:1px solid var(--line)}.module-navigation a{font-size:11px;font-weight:700;color:var(--teal)}.module-navigation a:last-child{text-align:right}.module-navigation span{font:italic 15px Georgia;color:#748583}
@media(max-width:850px){.learning-nav{height:68px}.learning-nav nav{gap:14px}.library-hero,.library-content,.modules-index{padding-left:6vw;padding-right:6vw}.pathway-list article{grid-template-columns:42px 1fr}.pathway-list article>a,.pathway-list article>em{grid-column:2}.course-hero{grid-template-columns:1fr;padding:55px 6vw}.course-actions{flex-direction:column;align-items:flex-start}.course-intro{padding:45px 6vw}.course-intro>div{grid-template-columns:1fr}.module-grid{grid-template-columns:1fr}.lesson{padding:72px 7vw}.module-progress{padding-left:7vw;padding-right:7vw}.module-navigation{grid-template-columns:1fr 1fr}.module-navigation span{display:none}.evidence-box ul{grid-template-columns:1fr}.course-downloads{grid-template-columns:1fr;padding:70px 6vw}.course-footer{padding:25px 6vw}}

/* Accessibility baseline: restrained heading scale and readable supporting text */
body{font-size:16px}.site-header nav,.learning-nav nav{font-size:14px}.header-link,.button{font-size:14px}.eyebrow,.section-label{font-size:12px}h1{font-size:clamp(46px,6vw,78px);line-height:1}.hero-copy{font-size:19px}.hero-card strong{font-size:14px}.hero-card span{font-size:13px}.intro h2,.roles h2,.topics h2{font-size:clamp(36px,3.8vw,52px)}.pathway-top span{font-size:11px}.pathway h3{font-size:27px}.pathway>p,.purpose-copy{font-size:14px}.pathway-meta{font-size:12px}.roles-layout>div:first-child>p{font-size:17px}.role-list p{font-size:13px}.topic-cloud a{font-size:21px}.purpose-grid blockquote{font-size:clamp(27px,2.7vw,38px)}footer>div,footer small{font-size:12px}.library-hero h1{font-size:clamp(44px,5vw,68px)}.library-summary span,.pathway-list small{font-size:12px}.pathway-list p{font-size:14px}.pathway-list article>a,.pathway-list article>em{font-size:13px}.course-hero h1{font-size:clamp(42px,4.8vw,62px)}.crumb{font-size:12px}.course-kicker,.course-hero aside>span,.course-intro span,.lesson>header>span,.module-progress>span{font-size:11px}.course-hero aside dd{font-size:11px}.course-hero aside p{font-size:13px}.course-intro p{font-size:21px}.modules-index>h2{font-size:42px}.module-grid h3{font-size:23px}.module-grid p{font-size:13px}.module-grid b{font-size:12px}.module-page .lesson>header h1{font-size:clamp(38px,4vw,54px)}.lesson-summary strong{font-size:11px}.lesson-summary p{font-size:18px}.lesson li{font-size:14px}.knowledge-check summary{font-size:12px}.knowledge-check>p{font-size:14px}.download-list span{font-size:10px}.module-navigation a,.course-footer{font-size:12px}
@media(max-width:600px){h1{font-size:clamp(38px,12vw,52px)}.library-hero h1,.course-hero h1,.module-page .lesson>header h1{font-size:clamp(36px,10vw,48px)}.intro h2,.roles h2,.topics h2{font-size:36px}}