/* Projectkey visual finish. Original routes and editorial material are retained. */
.folder-title{font-size:clamp(74px,9vw,128px);font-weight:800;letter-spacing:-.035em;line-height:1.08}
.playground-hero .folder-tabs button{font-size:15px;font-weight:750;padding:13px 10px;min-height:52px}
.playground-hero .folder-tabs button.is-active{font-weight:850}
.playground-hero .folder-panel .folder-mascot{margin:0;transform:rotate(2deg);max-width:430px;width:100%;justify-self:end}
.playground-hero .folder-panel .folder-mascot img,.playground-hero .folder-panel:not(#folder-panel-desk) .folder-mascot img{display:block;width:100%;height:auto;aspect-ratio:3/2;max-height:none;object-fit:cover;border:1px solid #17140f55;border-radius:14px}
.playground-hero .folder-panel .folder-inside{min-height:320px;gap:42px;max-width:1020px}
.playground-hero .tabs-ready .folder-panels{min-height:330px}
.folder-copy h2{font-size:36px;line-height:1.15;letter-spacing:-.025em}
.folder-copy p{max-width:51ch}
.home-content-inner{padding-top:48px}
.worked-introduction.desk-introduction{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:start;gap:64px;padding:0 0 38px;margin-bottom:38px;border-bottom:1px solid var(--rule)}
.worked-heading h2{font-size:32px;line-height:1.2;letter-spacing:-.025em;max-width:26ch;margin:0}
.worked-copy p{font-size:16px;line-height:1.75;margin:0 0 18px;max-width:59ch}
.worked-copy p:last-child{margin-bottom:0;font-size:14px}
.books-figure{transform:rotate(-3deg);padding:0;overflow:hidden;border-radius:12px;background:var(--paper)}
.books-figure img{display:block;aspect-ratio:4/5;width:100%;height:auto;object-fit:cover}
.books-figure figcaption{padding:12px 10px;font-size:12px;line-height:1.5}
.resource-card{display:flex;flex-direction:column}
.resource-art img{display:block;width:100%;aspect-ratio:3/2;object-fit:cover}
.resource-copy{display:flex;flex-direction:column;flex:1}
.resource-open{margin-top:auto;padding-top:18px;min-height:44px;font-size:14px}
.resource-open span{width:30px;height:30px}
.resource-copy h3{font-weight:800;letter-spacing:-.02em}
.article-head h1{font-weight:800;letter-spacing:-.025em;font-size:clamp(32px,4.2vw,56px)}
.article-content .edition-cover{margin:0 0 30px}
.article-content .edition-cover img{max-height:380px;object-fit:cover;aspect-ratio:2/1;border-radius:16px}
.edition-cover figcaption{font-size:13px;line-height:1.55;opacity:1;color:var(--muted)}
.contents-panel summary{font-size:14px;font-weight:800;cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:12px}
.contents-panel summary::-webkit-details-marker{display:none}
.contents-panel summary::after{content:'+';font-size:22px;line-height:1;font-weight:600}
.contents-panel[open] summary::after{content:'−'}
.contents-panel summary:focus-visible{outline:3px solid var(--violet);outline-offset:5px;border-radius:2px}
.contents-panel nav{margin-top:16px}
.reading-rail .rail-note{font-size:12px;line-height:1.6;margin-top:20px}
.mobile-diagram{display:none}
@media(max-width:1200px) and (min-width:801px){
 .worked-introduction.desk-introduction{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:36px}
 .playground-hero .folder-panel .folder-inside{gap:24px}
 .folder-copy h2{font-size:32px}
}
@media(max-width:800px){
 .folder-title{font-size:clamp(42px,10.8vw,78px);letter-spacing:-.035em}
 .playground-hero .folder-tabs button{font-size:12px;line-height:1.25;font-weight:750;padding:11px 4px;min-height:52px;border-radius:15px 15px 0 0}
 .playground-hero .folder-tabs button.is-active{font-weight:850}
 .playground-hero .folder-panel .folder-inside{grid-template-columns:1fr;min-height:0;gap:25px;margin-top:24px}
 .playground-hero .folder-panel .folder-mascot{max-width:360px;justify-self:center;transform:rotate(1.5deg)}
 .playground-hero .folder-panel .folder-mascot img,.playground-hero .folder-panel:not(#folder-panel-desk) .folder-mascot img{max-height:none;aspect-ratio:3/2;border-radius:12px}
 .playground-hero .tabs-ready .folder-panels{min-height:570px}
 .folder-copy h2{font-size:29px;line-height:1.15;letter-spacing:-.025em}
 .folder-copy p{font-size:15px;line-height:1.65}
 .folder-copy .hero-note{font-size:12px;line-height:1.55}
 .folder-copy .hero-actions{flex-wrap:wrap;gap:12px}
 .folder-bottom{font-size:11px;line-height:1.5;margin-top:18px}
 .worked-introduction.desk-introduction{grid-template-columns:1fr;gap:18px;padding-bottom:28px;margin-bottom:30px}
 .worked-heading h2{font-size:28px;max-width:28ch;line-height:1.2}
 .worked-copy p{font-size:15px;line-height:1.7}
 .books-figure{max-width:240px;justify-self:center;transform:rotate(-2deg)}
 .home-content-inner{padding-top:32px}
 .article-head{padding:22px 0 24px}
 .article-head h1{font-size:clamp(30px,7.8vw,40px);line-height:1.14;margin-bottom:18px}
 .article-head .intro{font-size:16px;line-height:1.65;margin-bottom:0}
 .reading-layout{gap:22px;padding-top:20px}
 .reading-rail{padding:14px 16px;border-radius:10px}
 .reading-rail .rail-note{font-size:11px;line-height:1.5;margin-top:12px;padding-top:10px}
 .contents-panel nav{font-size:14px;line-height:1.6}
 .article-content .edition-cover{margin:0 0 25px}
 .article-content .edition-cover img{aspect-ratio:16/9;max-height:230px;border-radius:12px}
 .edition-cover figcaption{font-size:12px;line-height:1.5;margin-top:8px}
 .article-content h2{font-size:26px;line-height:1.2;letter-spacing:-.025em}
 .article-diagram{margin:28px 0}
 .article-diagram .edition-diagram-viewport{display:none}
 .mobile-diagram{display:block;background:#f8f1dc;border:1px solid var(--ink);border-radius:12px;padding:20px}
 .article-content .mobile-diagram p{font-size:15px;line-height:1.55;margin:0 0 8px;max-width:none}
 .article-content .mobile-diagram .diagram-kicker{font-size:12px;color:#5410c4;font-weight:750;margin-bottom:10px}
 .article-content .mobile-diagram .diagram-title{font-size:23px;line-height:1.2;font-weight:800;letter-spacing:-.02em;margin-bottom:18px}
 .diagram-steps{display:grid;gap:14px;margin-bottom:18px}
 .diagram-step{border-top:1px solid #17140f30;padding-top:15px}
 .diagram-number{display:inline-grid;place-items:center;min-width:32px;height:32px;padding:0 8px;background:var(--lilac);border:1px solid var(--ink);border-radius:50%;font-weight:800;margin-bottom:10px}
 .diagram-step:nth-child(even) .diagram-number{background:var(--folder)}
 .article-content .mobile-diagram .diagram-step-title{font-size:17px;font-weight:800}
 .article-content .mobile-diagram .diagram-step-note{font-size:14px;color:var(--muted);margin-top:8px}
 .article-content .mobile-diagram .diagram-note{font-size:13px;margin-top:10px}
 .mobile-diagram.observation-notes .diagram-step:first-child .diagram-step-title{text-decoration:line-through;text-decoration-color:#a74c38}
 .mobile-diagram.observation-notes .diagram-step:nth-child(2){background:#eee5ff;padding:15px;border-radius:8px;border:0}
 .article-diagram figcaption{font-size:12px;line-height:1.55}
}
@media(max-width:380px){
 .playground-hero .folder-tabs button{font-size:12px;padding-left:2px;padding-right:2px}
 .folder-copy h2{font-size:27px}
 .playground-hero .tabs-ready .folder-panels{min-height:610px}
}
@media print{
 .reading-rail{display:none}
 .mobile-diagram{display:none!important}
 .article-diagram .edition-diagram-viewport{display:block}
 .article-diagram .edition-diagram-viewport img{min-width:0;width:100%}
 .article-content .edition-cover img{object-fit:contain;max-height:240px}
 .worked-introduction.desk-introduction{display:block}
}