.menu-toggle{display:none}.header-panel{display:contents}.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}.header-actions .button{width:auto;white-space:nowrap}.header-actions .quiet{white-space:nowrap}.topbar{height:auto;min-height:76px}.header-panel nav{min-width:0}.topbar .brand{flex-shrink:0}
#filters{display:grid;grid-template-columns:1fr;gap:10px}#filters label,.collection-type-filter{display:block;min-width:0;font-size:11px;color:#a9bdcb}#filters select,.collection-type-filter select{display:block;width:100%;min-height:44px;margin-top:5px;padding:10px;font-size:12px;border-radius:10px}.counter{min-width:50px;width:auto}.collection-toolbar{display:grid;grid-template-columns:minmax(0,1fr) 190px 260px;align-items:end;gap:12px}.collection-toolbar .model-picker{width:100%}.collection-toolbar .collection-search{min-width:0}.collection-type-filter select{font-size:13px}.collection-toolbar .model-picker summary{min-height:48px}
@media(max-width:1150px){.collection-toolbar{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.collection-toolbar .collection-search{grid-column:1/-1}}
@media(max-width:760px){#filters{grid-template-columns:1fr 1fr}.collection-toolbar{grid-template-columns:1fr}.collection-toolbar .collection-search{grid-column:auto}.collection-toolbar .model-picker{width:100%}}
@media(max-width:580px){#filters select,.collection-type-filter select{font-size:16px;min-height:46px}#filters{padding:12px;gap:9px}.collection-type-filter{font-size:12px}}
@media(max-width:1150px){
 .topbar{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:0 16px;height:auto;min-height:76px;padding:14px 20px;margin:16px 2% 0;border-radius:24px}
 .topbar .logo-crop{width:180px;height:45px}.topbar .brand-caption{display:none}
 .menu-toggle{display:flex;align-items:center;justify-content:center;gap:9px;min-width:92px;min-height:44px;padding:10px 14px;border:1px solid #ffffff25;border-radius:13px;color:#f3f6f9;background:#ffffff08;font-size:13px}.menu-toggle>span:first-child{font-size:20px}.menu-toggle[aria-expanded=true]{color:#ffb57d;border-color:#ffb57d66;background:#ffb57d0c}
 .topbar .header-panel{display:flex;flex-direction:column;gap:18px;grid-column:1/-1;width:100%;padding-top:18px;margin-top:14px;border-top:1px solid #ffffff17}.topbar .header-panel[hidden]{display:none!important}
 .topbar .header-panel nav{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));width:100%;gap:8px;order:0;overflow:visible;justify-content:initial}.topbar .header-panel nav a{display:flex;align-items:center;padding:12px 14px;min-height:46px;font-size:13px;border:1px solid #ffffff10;border-radius:12px;background:#ffffff04;white-space:normal}.topbar .header-panel nav a.active{border-color:#ffb57d55;background:#ffb57d12}
 .header-actions{margin:0;gap:10px;flex-wrap:wrap}.header-actions>.button,.header-actions>.quiet{min-height:46px;padding:12px 18px;font-size:13px;display:flex;justify-content:center;align-items:center;margin:0}.header-actions .quiet:before{display:none}.header-actions input[hidden]{display:none}.header-actions>.quiet{border:1px solid #ffffff25;border-radius:12px}.header-actions .button{flex:1;max-width:260px}
 .page-heading{margin-top:28px}.canvas-toolbar{flex-wrap:wrap;gap:8px}.design-column,.collection-content{min-width:0}.collection-toolbar{flex-wrap:wrap}.collection-toolbar .collection-search{min-width:0;flex:1 1 280px}
}
@media(max-width:760px){
 .workspace{display:flex;flex-direction:column}.catalog{width:100%;border-right:0;border-bottom:1px solid #ffffff16}.catalog-list{display:flex;gap:10px;overflow-x:auto;max-height:none;padding:0 14px 14px;scroll-snap-type:x proximity;overscroll-behavior-x:contain}.box-card{min-width:235px;width:235px;margin:0;scroll-snap-align:start}.catalog-footer{padding:10px 16px}.catalog>.panel-heading{height:56px}.design-column,.settings{width:100%}.settings{max-height:none;overflow:visible}.collection-toolbar .model-picker{width:100%;flex-basis:100%}.model-picker [role=listbox]{width:min(340px,100%)}.service-cards{grid-template-columns:1fr}.home-details{padding:0 10px}
}
@media(max-width:580px){
 main{padding:0 12px}.topbar{margin:10px 12px 0;min-height:68px;padding:11px 13px;gap:0 8px;border-radius:18px}.topbar .logo-crop{width:145px;height:40px}.menu-toggle{min-width:80px;min-height:44px;padding:8px 10px;font-size:12px}.topbar .header-panel nav{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}.topbar .header-panel nav a{font-size:12px;padding:12px;min-height:46px}.header-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));width:100%}.header-actions>.button,.header-actions>.quiet{max-width:none;width:100%;font-size:12px;padding:12px 9px}.header-actions>.button:only-child{grid-column:1/-1}.header-actions>.quiet{font-size:12px!important}.header-actions .quiet:before{content:none}
 .intro{padding:32px 7px 26px}.intro h1{font-size:clamp(27px,7.8vw,37px);line-height:1.2}.intro p{font-size:13px;line-height:1.8}.hero-kicker{letter-spacing:.65px;font-size:8px}.hero-actions{flex-wrap:wrap;gap:10px}.hero-actions .button{min-height:46px;padding:13px 18px;font-size:12px}.hero-stats{font-size:10px;line-height:1.5}.hero-stats strong{font-size:12px}.page-heading p{font-size:13px;line-height:1.75}.page-heading h1{font-size:30px}
 .settings{display:block}.settings input:not([type=checkbox]):not([type=range]):not([type=color]),.settings select,.document-page input,.collection-search input,.mockup-controls select{font-size:16px;min-height:44px}.settings-tabs button{min-height:44px;font-size:12px}.filters button{min-height:38px;font-size:11px}.search input{font-size:16px;min-height:44px}.dimension-overview strong{font-size:10px}.dimension-overview span{font-size:8px}.canvas-header h2{font-size:17px}.canvas-toolbar{padding:10px}.segmented{display:flex;flex:1}.segmented button{min-height:40px;flex:1;font-size:10px}.canvas-actions{margin-left:auto}.canvas-actions button{min-width:36px;min-height:40px;font-size:13px}.flat-preview{height:350px}.assembled-preview{height:300px}.lid-control{width:230px;bottom:38px}.lid-control input{height:24px;width:140px}.rotation input{height:22px}.sheet-summary{gap:15px}.sheet-summary strong{font-size:13px}.sheet-summary button{min-height:44px}.panel-details .table-scroll{overflow:auto}.settings .setting-section{border-right:0}.export-area .button{min-height:48px;font-size:14px}
 .collection-hero h2{font-size:27px;line-height:1.2}.collection-hero p{font-size:13px;line-height:1.7}.collection-tabs a{min-height:44px;font-size:12px}.collection-sidebar nav button{min-height:44px}.collection-sidebar nav strong{font-size:11px}.collection-card h3{font-size:12px;line-height:1.5}.collection-card p{font-size:10px;line-height:1.5}.collection-action{display:inline-flex;align-items:center;min-height:44px;font-size:11px}.collection-card-actions{flex-wrap:wrap}.collection-card-actions>button+button{min-height:44px;font-size:10px}.collection-pagination button{min-height:44px;font-size:11px}.model-picker summary{min-height:48px;font-size:13px}.model-picker [role=option]{font-size:12px;min-height:66px}.collection-results{gap:8px;flex-wrap:wrap}.collection-results select{min-height:40px;font-size:12px}
 dialog{max-width:calc(100vw - 20px);max-height:calc(100dvh - 24px);overflow:auto;margin:auto}.dialog-head{padding:16px}.dialog-head button{min-width:44px;min-height:44px}.mockup-controls{grid-template-columns:1fr}.mockup-controls label{font-size:12px}.mockup-controls .button{min-height:48px}.mockup-controls .text-button{min-height:44px}.document-page{padding:22px 17px}.document-page p{font-size:14px}.guide-item strong{font-size:14px}.guide-item>a{display:inline-flex;align-items:center;min-height:44px;font-size:13px}footer{gap:14px;flex-wrap:wrap;padding:24px 4px}footer>a{min-height:44px;display:flex;align-items:center;font-size:12px}
}
@media(max-width:360px){.topbar .logo-crop{width:125px}.collection-grid{grid-template-columns:1fr}.collection-art{height:230px}.collection-card h3{font-size:15px}.hero-actions .button{width:100%}.dimension-overview{gap:4px}.dimension-overview strong{font-size:9px}.canvas-toolbar .segmented{flex-basis:100%}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}
/* Collection density and progressive loading controls. */
.collection-results{flex-wrap:wrap;gap:16px}
.collection-page-size{margin-left:auto}
.collection-load-more{text-align:center;padding:24px}
.collection-pagination>div[hidden],.collection-load-more[hidden]{display:none!important}
@media(max-width:580px){.collection-page-size{margin-left:0}.collection-results label{width:100%}.collection-results select{max-width:100%;min-height:44px;font-size:16px}}
.drawer-head,.menu-backdrop{display:none}
@media(max-width:1150px){
 body.drawer-open{overflow:hidden}
 .menu-backdrop:not([hidden]){display:block;position:fixed;inset:0;background:#020914b3;backdrop-filter:blur(4px);z-index:1000}
 .header-panel:not([hidden]){display:flex;position:fixed;inset:0 0 0 auto;width:min(340px,88vw);height:100dvh;overflow:auto;overscroll-behavior:contain;padding:24px;gap:22px;background:#121e2b;border-left:1px solid #ffffff20;box-shadow:-16px 0 60px #0007;z-index:1001;flex-direction:column}
 .header-panel[hidden]{display:none!important}
 .drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;color:#eef3f8}
 .drawer-head button{width:44px;height:44px;border:1px solid #ffffff25;border-radius:12px;background:#ffffff08;color:#ffb57d}
 .header-panel nav{display:flex;flex-direction:column;gap:8px;width:100%;margin:0}
 .header-panel nav a{display:flex;align-items:center;min-height:50px;padding:14px 16px;border:1px solid #ffffff10;border-radius:12px;color:#c7d4df;background:#ffffff04}
 .header-panel nav a.active{color:#ffb57d;border-color:#ffb57d55;background:#ffb57d12}
 .header-panel .header-actions{display:flex;flex-direction:column;margin:0;padding-top:18px;border-top:1px solid #ffffff17}
 .header-panel .header-actions>.button,.header-panel .header-actions>.quiet{width:100%;max-width:none;min-height:48px;flex:none}
}