.learn-heading{max-width:1250px;margin:0 auto;padding:90px 48px 50px}.learn-heading h1{font-size:clamp(42px,5.5vw,78px);max-width:1080px;line-height:1.05;letter-spacing:-.045em;margin:24px 0}.learn-heading .intro{max-width:850px}.breadcrumbs{font-size:13px;color:#b0cebe;margin-bottom:36px}.breadcrumbs a{color:#b0edcf}.byline{font-size:12px;color:#b6ccbf;margin-top:28px}.byline a{color:inherit;text-decoration:underline}.article-hero{max-width:1250px;padding:0 48px;margin:auto}.learn-art{margin:0}.learn-art img{width:100%;height:430px;object-fit:cover;border-radius:6px}.learn-art figcaption,.concept-map figcaption,.legacy-art figcaption{font-size:11px;color:#b6ccbf;margin-top:10px;line-height:1.6}.article-layout{max-width:1250px;margin:64px auto;display:grid;grid-template-columns:220px minmax(0,1fr);gap:64px;padding:0 48px}.article-nav{align-self:start;position:sticky;top:110px;border-top:1px solid #41605b;padding-top:20px}.article-nav a{display:block;font-size:13px;line-height:1.5;margin:15px 0;color:#b8d9cb}.guide-body{max-width:780px;min-width:0}.guide-body section{scroll-margin-top:115px;margin-bottom:48px}.guide-body h2{font-size:30px;letter-spacing:-.025em;line-height:1.15;margin:0 0 20px}.guide-body p,.guide-body li{font-size:17px;line-height:1.8;color:#d0dcd0;overflow-wrap:anywhere}.guide-body a{color:#b0edcf;text-decoration:underline;text-underline-offset:4px}.concept-map{margin:36px 0 48px}.concept-map img{width:100%;height:auto}.example-box{padding:30px;background:#123b39;border-left:2px solid #b0edcf;border-radius:0 8px 8px 0}.source-list{border-top:1px solid #42615b;padding-top:35px}.source-list li{margin-bottom:24px}.source-list li p{font-size:14px;line-height:1.6;margin:6px 0}.source-list small{font-size:12px;color:#b3c2b9}.guide-note{font-size:13px!important;padding-top:20px;border-top:1px solid #42615b}.learn-section{max-width:1250px;margin:0 auto;padding:60px 48px}.learn-section>h2,.learn-invitation h2,.editorial-banner h2{font-size:clamp(34px,4.5vw,62px);line-height:1.08;letter-spacing:-.04em;margin:15px 0 28px}.section-intro{max-width:730px;color:#c4d4c7;line-height:1.75}.guide-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:35px}.guide-card{display:flex;flex-direction:column;border:1px solid #42655c;border-radius:4px;padding:26px;color:#eeeede;background:#0b302f;transition:background .2s,transform .2s}.guide-card:hover{background:#16423b;transform:translateY(-3px)}.guide-card h3{font-size:25px;line-height:1.17;letter-spacing:-.02em;margin:22px 0 15px}.guide-card p{font-size:14px;line-height:1.65;color:#bdd1c5;margin-bottom:28px}.guide-card .eyebrow{font-size:10px}.read-link{margin-top:auto;font-size:12px;color:#b0edcf}.category-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px 30px}.category-card{color:#eeeede;display:block;border-bottom:1px solid #41655b;padding-bottom:26px}.category-card img{width:100%;height:260px;object-fit:cover;border-radius:5px;transition:filter .2s}.category-card:hover img{filter:brightness(1.14)}.category-card>div{padding:24px 0 0}.category-card h3{font-size:32px;letter-spacing:-.035em;line-height:1.1;margin:16px 0}.category-card p{font-size:15px;color:#bed2c5;line-height:1.65}.link-row{display:flex;flex-wrap:wrap;gap:25px;margin-top:32px}.link-row a{color:#b0edcf;font-size:14px;border-bottom:1px solid #647f6e;padding-bottom:7px}.editorial-banner,.learn-invitation{margin:60px auto;padding:55px 48px;max-width:1154px;border:1px solid #42655c;background:#103732}.editorial-banner p,.learn-invitation p{max-width:700px;font-size:18px;line-height:1.7}.editorial-banner a{color:#b0edcf;text-decoration:underline}.editorial-copy{margin:60px auto 100px;padding:0 25px}.editorial-copy h2{margin-top:48px}.legacy-art{max-width:1154px;margin:40px auto 80px;padding:0 25px}.legacy-art img{width:100%;max-height:400px;object-fit:cover}.directory-art{max-width:1154px;margin:auto;padding:0 25px}.directory-art img{height:240px}.search-controls{padding:28px;background:#123b39;border:1px solid #42655c;margin-bottom:25px}.search-controls label{display:block;margin-bottom:14px;font-size:16px}.search-controls input{width:100%;background:#eeeede;color:#082b2b;border:0;padding:18px;font:inherit;border-radius:3px}.search-controls p{font-size:13px;color:#b0edcf;margin:15px 0 0}.directory-list{display:grid;grid-template-columns:1fr 1fr;gap:0 35px}.directory-item{padding:24px 0;border-bottom:1px solid #42655c;color:#eeeede}.directory-item span{font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:#b0edcf}.directory-item h2{font-size:23px;line-height:1.2;margin:12px 0}.directory-item p{font-size:14px;line-height:1.6;color:#bdcfc2}.directory-item[hidden]{display:none}.library-heading{padding-bottom:15px}.header nav{gap:20px}.header nav a{font-size:12px}
@media(max-width:1000px){.article-layout{grid-template-columns:160px minmax(0,1fr);gap:30px}.guide-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.header nav{gap:12px}.header nav a{font-size:11px}}
@media(max-width:760px){.learn-heading{padding:55px 22px 32px}.article-hero{padding:0 22px}.learn-art img{height:270px}.article-layout{display:block;padding:0 22px;margin:35px auto}.article-nav{position:static;display:flex;flex-wrap:wrap;gap:0 20px;margin-bottom:35px}.article-nav .eyebrow{width:100%}.article-nav a{margin:8px 0}.learn-section{padding:38px 22px}.guide-grid,.category-grid,.directory-list{grid-template-columns:1fr}.category-card img{height:250px}.guide-card{padding:24px}.editorial-banner,.learn-invitation{margin:35px 22px;padding:28px}.example-box{padding:22px}.guide-body p{font-size:16px}.concept-map{overflow:auto}.concept-map img{min-width:600px}.header nav a{font-size:15px}.directory-art img{height:200px}}
@media(prefers-reduced-motion:reduce){.guide-card,.category-card img{transition:none}.guide-card:hover{transform:none}}