:root{--ink:#171d1e;--green:#1e3933;--yellow:#efc947;--cream:#f6f1e4;--muted:#596360;--line:#d6d9d1}*{box-sizing:border-box}html{scroll-behavior:auto;scroll-padding-top:24px}body{margin:0;color:var(--ink);background:#fff;font-family:Arial,Helvetica,sans-serif;line-height:1.6}a{color:inherit;text-decoration-thickness:1px;text-underline-offset:4px}a:hover{color:#9c411d}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid #b64920;outline-offset:5px}.skip{position:absolute;top:-60px;left:12px;background:var(--yellow);z-index:20}.skip:focus{top:12px}.wrap{width:min(1240px,calc(100% - 80px));margin:auto}.topline{background:var(--green);color:#fff;text-align:center;padding:7px 20px;font-size:12px;letter-spacing:1.6px;text-transform:uppercase}.masthead{display:flex;align-items:center;justify-content:space-between;gap:32px;padding:24px 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p{max-width:680px;font-size:19px;color:var(--muted)}.hub-entry{display:grid;grid-template-columns:1fr 1.25fr;gap:40px;padding:35px 0 60px;align-items:center}.hub-entry img{width:100%;max-height:350px;object-fit:cover}.hub-entry h2{font-size:36px;line-height:1.1}.footer{background:#eae9e1;margin-top:40px;padding:38px 0 28px;border-top:5px solid var(--green)}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:45px}.footer .brand{font-size:27px}.footer p{font-size:13px;color:var(--muted);max-width:330px}.footer strong{text-transform:uppercase;font-size:12px;letter-spacing:1.6px}.footer ul{list-style:none;margin:12px 0 0;padding:0;font-size:13px}.footer li{margin:8px 0}.footer .copyright{margin-top:35px;border-top:1px solid #cbd0c6;padding-top:17px;max-width:none;font-size:11px}.empty-results{padding:18px;background:#fff}.search-results a{display:block;padding:9px 0;font-weight:bold}.footer a:hover{color:#9c411d}@media(max-width:900px){.wrap{width:calc(100% - 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@media(max-width:600px){.wrap{width:calc(100% - 32px)}.topline{font-size:9px;letter-spacing:1px}.masthead{padding:19px 0}.brand{font-size:27px}.brand-stamp{width:38px;height:46px;font-size:26px}.brand small{font-size:9px;letter-spacing:2px}.primary{gap:10px!important;flex-wrap:wrap}.primary a{font-size:10px!important;letter-spacing:1px!important}.search-inner{display:block}.search-label{max-width:none;margin-bottom:10px}.search-form input{padding:12px;width:100px}.search-form button{padding:12px;font-size:11px}.search-form button[type=reset]{padding:8px}.home-lead{grid-template-columns:1fr;margin-top:20px}.lead-photo{height:230px}.lead-copy{padding:26px}.lead-copy h1{font-size:39px}.lead-copy p{font-size:15px}.route-strip{grid-template-columns:1fr;margin-top:22px}.route-strip a{padding:20px 14px}.route-strip a+a{border-left:0;border-top:1px solid var(--line)}.section{padding:34px 0}.section-head{display:block}.section-title{font-size:30px}.section-head p{font-size:13px}.best-shelf{grid-template-columns:1fr;gap:15px;padding:22px}.shelf-products{padding:12px}.shelf-products img{height:100px}.best-shelf h3{font-size:29px}.note-grid{grid-template-columns:1fr;gap:15px}.article-intro{grid-template-columns:1fr;gap:24px;padding-top:22px}.article-intro h1{font-size:38px}.deck{font-size:18px}.project-spec{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:17px}.project-spec div{font-size:12px}.project-spec b{margin:0 0 3px;font-size:10px}.article-layout{display:flex;flex-direction:column;gap:26px;padding-top:20px}.article-layout aside{width:100%;order:-1}.toc{position:static}.toc ol{columns:1}.article-body{font-size:17px;width:100%;line-height:1.7}.article-body h2{font-size:27px;margin-top:34px}.step-num{min-width:32px;height:32px;font-size:17px}.step-heading{gap:12px}.figure.scene-portrait{grid-template-columns:1fr;gap:0}.figure.scene-portrait img{width:100%;height:390px;max-height:none;object-fit:contain}.figure img{max-width:100%}.table-scroll{width:100%}.product-image{height:210px;width:100%;max-width:100%}.purchase-button{width:100%;min-width:0;padding:16px}.related{display:block;padding:23px}.related h2{font-size:23px}.hub-intro{padding:30px 0 0}.hub-intro h1{font-size:42px}.hub-entry{grid-template-columns:1fr;gap:20px;padding:25px 0}.hub-entry h2{font-size:31px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid>div:first-child{grid-column:1/-1}.footer{padding-top:30px}.sources{font-size:12px}.step-heading h2{flex:1}.article-body h2,.lead-copy h1{overflow-wrap:break-word}}

/* Library extension retains accepted workshop layout and bounded mobile article columns. */
.best-shelf+.best-shelf{margin-top:24px}.topic-links{display:flex;flex-wrap:wrap;gap:12px;margin:20px 0}.topic-links a{padding:9px 15px;background:var(--cream);border-bottom:3px solid var(--yellow);font-size:13px;font-weight:bold;text-decoration:none}.hub-entry+.hub-entry{border-top:1px solid var(--line)}.knowledge-selection .hub-entry{padding:25px 0;grid-template-columns:.65fr 1.35fr}.knowledge-selection .hub-entry img{max-height:220px}.knowledge-selection .hub-entry h2{font-size:30px}.expansion-scene img{max-height:470px;object-fit:contain;background:var(--cream)}@media(max-width:600px){.knowledge-selection .hub-entry{grid-template-columns:1fr}.expansion-scene img{max-height:450px}.topic-links{gap:8px}.topic-links a{font-size:12px}}