:root{--ink: #1c1916;--muted: #6b645b;--paper: #f7f1e8;--card: #fffdf8;--line: #e4d8c8;--cut: #c1121f;--accent: #1c1916;--pad: clamp(12px, 4vw, 28px);--topbar-h: 56px}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100%;max-width:100%}html{-webkit-text-size-adjust:100%}body{font-family:Iowan Old Style,Palatino Linotype,Palatino,Times New Roman,serif;background:var(--paper);color:var(--ink);overflow-x:hidden}.app{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;min-width:0;max-width:100%}.app:has(.editor){height:100dvh;overflow:hidden}.topbar{display:flex;align-items:center;flex-wrap:wrap;gap:8px 12px;padding:max(10px,env(safe-area-inset-top)) var(--pad) 10px;padding-left:max(var(--pad),env(safe-area-inset-left));padding-right:max(var(--pad),env(safe-area-inset-right));border-bottom:1px solid var(--line);background:var(--card);position:sticky;top:0;z-index:20}.brand{color:var(--ink);text-decoration:none;font-weight:700;letter-spacing:.02em;white-space:nowrap}.brand span{color:var(--cut)}.topbar nav{display:flex;align-items:center}.topbar nav a{color:var(--muted);text-decoration:none;margin-right:16px}.topbar nav a.active{color:var(--ink)}.topbar-user{margin-left:auto;display:flex;gap:8px;align-items:center;color:var(--muted);font-size:14px;min-width:0;flex-wrap:wrap;justify-content:flex-end}.topbar-email{max-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.credits-chip{font-size:12px;letter-spacing:.04em;border:1px dashed var(--cut);color:var(--cut);padding:4px 8px;white-space:nowrap}.btn-ghost,.btn-ghost-link,.btn-solid-link{font:inherit;text-decoration:none;padding:8px 12px;cursor:pointer;white-space:nowrap;display:inline-flex;align-items:center;justify-content:center}.btn-ghost,.btn-ghost-link{background:transparent;color:var(--ink);border:1px solid var(--line)}.btn-solid-link{background:var(--ink);color:#fff;border:1px solid var(--ink)}.tabs,.downloads{display:flex;flex-wrap:wrap;gap:6px}.tabs button em{font-style:normal;color:var(--cut);font-size:11px;margin-left:4px}.tabs button.active em{color:#f4c7c7}.export-error a{color:var(--cut)}.premium-gate{flex:1;margin:16px;padding:24px 20px;border:1px dashed var(--line);background:var(--card);max-width:520px;width:calc(100% - 32px);align-self:center}.premium-gate h2{margin:8px 0 12px;font-size:clamp(22px,6vw,28px)}.premium-gate p{color:var(--muted)}.gate-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px}.auth-page{padding:24px var(--pad) 64px;padding-bottom:max(64px,env(safe-area-inset-bottom));max-width:1080px;margin:0 auto;width:100%}.auth-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:40px;align-items:start}.auth-kicker{margin:0 0 8px;color:var(--cut);letter-spacing:.14em;text-transform:uppercase;font-size:11px}.auth-copy h1{margin:0 0 16px;font-size:clamp(28px,6vw,40px);line-height:1.15}.auth-copy>p{color:var(--muted);max-width:36em}.auth-perks{list-style:none;padding:0;margin:28px 0 0;display:grid;gap:12px}.auth-perks li{border-left:2px solid var(--cut);padding:8px 0 8px 14px;color:var(--muted)}.auth-perks strong{display:block;color:var(--ink)}.auth-card{background:var(--card);border:1px solid var(--line);padding:24px;min-width:0}.auth-tabs{display:flex;gap:16px;margin-bottom:18px}.auth-tabs a{color:var(--muted);text-decoration:none}.auth-tabs a.active{color:var(--ink);border-bottom:2px solid var(--cut);padding-bottom:2px}.auth-card h2{margin:0 0 8px}.auth-form button{width:100%;margin-top:8px;padding:12px}.auth-foot{margin:18px 0 0;color:var(--muted);font-size:14px}.auth-foot a{color:var(--ink)}button{font:inherit;border:1px solid var(--ink);background:var(--ink);color:#fff;padding:8px 12px;cursor:pointer}.page{padding:24px var(--pad) 64px;padding-bottom:max(64px,env(safe-area-inset-bottom));max-width:1200px;margin:0 auto;width:100%;min-width:0}.catalog-page{max-width:1320px}.page-head{display:flex;justify-content:space-between;gap:16px;align-items:end;margin-bottom:28px}.page-head h1{margin:0 0 6px;font-size:clamp(24px,7vw,32px)}.page-head p{margin:0;color:var(--muted)}.page-head a{color:var(--ink)}.search{min-width:0;width:min(260px,100%);padding:10px 12px;border:1px solid var(--line);background:var(--card);font:inherit;font-size:16px}.catalog-layout{display:grid;grid-template-columns:228px minmax(0,1fr);gap:28px;align-items:start}.catalog-side{position:sticky;top:calc(var(--topbar-h) + 12px);padding:4px 0 24px}.catalog-side h2{margin:0 0 12px;font-size:15px;font-weight:700}.side-all,.side-material,.side-branch ul button{display:flex;align-items:baseline;justify-content:space-between;gap:8px;width:100%;margin:0;padding:6px 8px;border:0;background:transparent;color:inherit;font:inherit;font-size:13px;text-align:left;cursor:pointer;border-radius:4px}.side-all{font-weight:700;margin-bottom:8px}.side-material{font-weight:700;padding-left:4px}.side-all span,.side-material span,.side-branch ul button span{color:var(--muted);font-variant-numeric:tabular-nums;font-size:12px}.side-all[aria-pressed=true],.side-material[aria-pressed=true],.side-branch ul button[aria-pressed=true]{background:var(--ink);color:var(--paper)}.side-all[aria-pressed=true] span,.side-material[aria-pressed=true] span,.side-branch ul button[aria-pressed=true] span{color:#ffffffb3}.side-branch{margin:0 0 14px}.side-branch-head{display:flex;align-items:center;gap:4px}.side-branch-head .side-material{flex:1;min-width:0}.side-toggle{flex:none;margin:0;padding:4px 6px;border:0;background:transparent;color:var(--muted);font:inherit;font-size:11px;cursor:pointer}.side-branch ul{list-style:none;margin:2px 0 0;padding:0 0 0 8px}.side-branch ul button:hover{background:#1c19160f}.catalog-count{margin:0 0 16px;color:var(--muted);font-size:13px}.catalog{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,320px),1fr));grid-auto-rows:1fr;gap:16px}.catalog>li{display:flex;min-width:0}.card{display:flex;flex-direction:column;width:100%;background:var(--card);border:1px solid var(--line);padding:0;text-decoration:none;color:inherit;min-width:0;overflow:hidden}.card-preview{display:grid;grid-template-columns:1fr 1fr;min-height:148px;border-bottom:1px solid var(--line)}.preview-2d{background:#0b0b0b;display:flex;align-items:center;justify-content:center;min-width:0;padding:8px}.preview-2d img{display:block;width:100%;height:132px;object-fit:contain}.preview-3d{background:#fff;display:flex;align-items:center;justify-content:center;min-width:0;border-left:1px solid var(--line);position:relative}.preview-wait{margin:0;color:var(--muted);font-size:12px}.fold-host-mini,.preview-3d .fold-host{flex:none;width:100%;height:132px;min-height:132px;touch-action:none;pointer-events:none}.iso-schematic{width:100%;height:132px}.iso-label{font-family:ui-sans-serif,system-ui,sans-serif;font-size:11px;font-style:italic;fill:#1c1916}.card-kicker,.card-id,.card h3,.card-desc{padding-left:16px;padding-right:16px}.card-kicker{margin:12px 0 0;font-size:12px;color:var(--muted)}.card-id{margin:2px 0 0;font-size:12px;color:var(--muted)}.card-id span{opacity:.7}.card h2,.card h3{margin:8px 0 6px;font-size:18px;line-height:1.25;overflow-wrap:anywhere;min-height:0;display:block;-webkit-line-clamp:unset}.card h3 a{color:inherit;text-decoration:none}.card h3 a:hover{text-decoration:underline}.card-desc{margin:0 0 12px;color:var(--muted);font-size:13px;line-height:1.4;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;line-clamp:2;overflow:hidden;flex:1}.card-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:0 16px 16px}.btn-card{display:flex;align-items:center;justify-content:center;padding:8px 10px;border:1px solid var(--ink);background:var(--card);color:var(--ink);text-decoration:none;font:inherit;font-size:13px;text-align:center}.btn-card-solid{background:var(--ink);color:var(--paper)}.card .muted{margin-top:auto}.card-meta{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-shrink:0}.code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;color:var(--cut)}.pill{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);white-space:nowrap}.muted{color:var(--muted);font-size:13px}.error{color:var(--cut);overflow-wrap:anywhere}.boot-error{padding:40px;text-align:center}.editor{display:grid;grid-template-columns:minmax(240px,320px) minmax(0,1fr);grid-template-areas:"params stage";flex:1;min-height:0;min-width:0;overflow:hidden}.params{grid-area:params;padding:20px var(--pad);border-right:1px solid var(--line);background:var(--card);overflow-y:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;min-width:0;min-height:0}.params h1{margin:4px 0 8px;font-size:clamp(20px,5vw,24px);overflow-wrap:anywhere}.back{color:var(--muted);text-decoration:none;font-size:14px}.field{display:flex;flex-direction:column;gap:4px;margin:14px 0;font-size:14px}.field input,.field select{font:inherit;font-size:16px;padding:10px 8px;border:1px solid var(--line);background:var(--paper);max-width:100%;width:100%}.field small{color:var(--muted)}.field em{font-style:normal;color:var(--muted);font-size:12px}.stage{grid-area:stage;display:flex;flex-direction:column;min-width:0;max-width:100%;min-height:0;overflow:hidden}.stage-toolbar{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;padding:10px var(--pad);border-bottom:1px solid var(--line)}.tabs button,.downloads button{background:transparent;color:var(--ink)}.tabs button.active{background:var(--ink);color:#fff}.svg-wrap{flex:1;overflow:auto;padding:16px;display:flex;justify-content:center;align-items:start;min-width:0;min-height:0;-webkit-overflow-scrolling:touch}.svg-sheet{position:relative;width:100%;max-width:100%;max-height:100%;display:flex;justify-content:center}.svg-wrap svg{display:block;width:auto;max-width:100%;height:auto;max-height:100%;background:#fff}.svg-wrap.has-print svg{background:transparent}.svg-wrap.has-print .svg-sheet{background:#fff}.print-sheet{position:absolute;object-fit:fill;pointer-events:none;transform-origin:center center;z-index:0}.svg-lines{position:relative;z-index:1}.print-art{margin:20px 0 8px;padding-top:12px;border-top:1px solid var(--line)}.print-art summary{cursor:pointer;font-size:14px;font-weight:700}.print-art-help{margin:8px 0 12px;color:var(--muted);font-size:13px}.print-file{display:inline-block;margin:0 0 8px;padding:8px 12px;border:1px solid var(--line);background:var(--paper);font:inherit;font-size:13px;cursor:pointer}.print-file input{display:none}.print-clear{margin:4px 0 0;padding:8px 12px;border:1px solid var(--line);background:transparent;font:inherit;font-size:13px;cursor:pointer}.fold-host{flex:1;width:100%;min-width:0;min-height:0;height:auto;touch-action:none}.fold-host canvas{display:block}.stats{display:flex;flex-wrap:wrap;gap:10px 16px;padding:12px var(--pad);padding-bottom:max(12px,env(safe-area-inset-bottom));border-top:1px solid var(--line);font-size:13px;color:var(--muted);align-items:center}.fold-slider{display:flex;align-items:center;gap:8px;margin-left:auto;min-width:min(100%,220px);flex:1 1 180px}.fold-slider input{flex:1;min-width:0}.warn{margin:0 var(--pad) 12px;font-size:13px;overflow-wrap:anywhere}.warn.error{color:var(--cut)}@media(max-width:860px){.topbar nav{display:none}.topbar-email{display:none}.page-head{flex-direction:column;align-items:stretch}.catalog-layout{grid-template-columns:1fr;gap:16px}.catalog-side{position:static;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:8px 16px}.catalog-side h2,.side-all{grid-column:1 / -1}.search{width:100%}.auth-grid{grid-template-columns:1fr;gap:20px}.auth-copy{order:1}.auth-card{order:0}.auth-perks{margin-top:16px}.editor{grid-template-columns:1fr;grid-template-rows:minmax(0,1fr) minmax(140px,36dvh);grid-template-areas:"stage" "params"}.params{border-right:none;border-top:1px solid var(--line);overflow-y:auto;min-height:0;overscroll-behavior:contain;-webkit-overflow-scrolling:touch}.stage{min-height:0;overflow:hidden}.fold-host{height:auto;min-height:0}.preview-3d .fold-host,.fold-host-mini{height:132px;min-height:132px}.fold-slider{margin-left:0;flex-basis:100%}}@media(max-width:480px){.credits-chip{font-size:11px;padding:3px 6px}.btn-ghost,.btn-ghost-link,.btn-solid-link,button{padding:8px 10px}.svg-wrap{padding:10px}}