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.main-nav a[aria-current=page]{color:var(--ink)}
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.home-content{text-align:center;padding:clamp(90px,16vh,170px) 24px 140px;position:relative;z-index:1;max-width:1000px;width:100%}
.home h1{font:400 clamp(48px,6.3vw,96px)/1.35 var(--serif);letter-spacing:.13em;margin:0 0 30px;padding-left:.13em;color:#35483e}
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@media(min-width:1600px){.home{min-height:calc(100svh - 82px)}}

/* Continuous homepage: introduction → interactive collection → shared knowledge. */
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.header{position:sticky;top:0;z-index:20;background:rgba(250,248,241,.97)}
.home-content{padding:clamp(60px,10vh,140px) 24px 60px}
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.gallery-section .catalog-item[aria-current=true]{border-color:#9aa98c;background:#e9eddf}
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.site-footer p{margin-left:auto}
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#expand{color:#496440;font-weight:500;border-bottom:1px solid #9baa8f}
@media(max-width:1000px){.header .tagline{display:none}.gallery-section .catalog-item img{width:57px;height:57px}.gallery-section .catalog-item strong{font-size:14px}.section-heading{gap:25px}.section-heading>p{max-width:40%}.gallery-section .stage{height:560px}}
@media(max-width:700px){.header{padding:0 14px;gap:14px}.header .brand{font-size:18px;gap:8px}.header .seal{width:25px;height:29px;font-size:20px}.main-nav{gap:13px;font-size:11px;letter-spacing:0}.main-nav a[data-view-link=home]{display:none}.home-content{padding:100px 20px 70px}.home-description span:last-child{max-width:270px;text-wrap:balance}.gallery-section,.shared-section{width:calc(100% - 32px);padding:42px 0;scroll-margin-top:65px}.section-heading{display:block;margin-bottom:23px}.section-heading h2{font-size:26px}.section-heading>p{max-width:none;margin-top:13px;font-size:12px}.section-number{font-size:10px;margin-bottom:10px}.gallery-section .catalog{padding:10px}.gallery-section #catalog-list{grid-template-columns:repeat(4,minmax(0,1fr));gap:6px}.gallery-section .catalog-item{gap:5px;padding:8px 2px}.gallery-section .catalog-item img{width:45px;height:45px}.gallery-section .catalog-item strong{font-size:12px;letter-spacing:0}.gallery-section .stage{height:490px}.gallery-section .stage-utilities{gap:3px;top:20px;right:14px}.gallery-section .exhibit-label{left:17px}.gallery-section .interpretation{padding:0 17px}.gallery-section .pattern-panel{grid-template-columns:1fr;gap:13px;padding:22px 0}.gallery-section .pattern-panel img{display:none}.gallery-section .pattern-panel h3{font-size:21px}.structure-intro{font-size:15px}.structure-parts{grid-template-columns:1fr;gap:22px;margin-bottom:25px}.structure-parts article{padding-top:18px}.structure-parts h3{font-size:21px;display:inline-block;margin:0 0 9px 10px}.structure-parts article .copy{font-size:13px}.shared-section .craft-grid{gap:25px 15px}.shared-section .craft-card p{font-size:11px}.site-footer{width:calc(100% - 32px);gap:13px}.site-footer p{margin-left:0}.footer-brand{font-size:19px}#viewer-dialog{width:calc(100vw - 16px);height:calc(100dvh - 20px)}#viewer-dialog .stage-utilities{top:18px;right:14px}.controls{padding:10px;gap:8px}.controls label{gap:7px;font-size:11px}.controls input{width:65px}.controls select{max-width:100px;font-size:11px}.open-control{padding-right:8px}.stage-bottom{left:10px;right:10px}}
@media(max-width:370px){.header .brand{font-size:16px}.header .seal{width:23px}.main-nav{gap:10px}.controls input{width:55px}.controls select{max-width:88px}.controls{padding:9px 8px}.gallery-section .catalog-item strong{font-size:11px}.gallery-section .catalog-item img{width:40px;height:40px}}

.gallery-section,.shared-section{scroll-margin-top:0}