: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%}.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% - 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var(--topbar-h));min-width:0}.params{grid-area:params;padding:20px var(--pad);border-right:1px solid var(--line);background:var(--card);overflow:auto;min-width: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%}.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:220px;-webkit-overflow-scrolling:touch}.svg-wrap svg{display:block;width:100%;max-width:100%;height:auto;background:#fff}.fold-host{flex:1;width:100%;min-width:0;min-height:280px;height:min(62vh,560px);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}.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:minmax(0,1fr);grid-template-areas:"stage" "params";min-height:0}.params{border-right:none;border-top:1px solid var(--line);overflow:visible}.stage{min-height:0}.fold-host{height:min(52vh,420px);min-height:240px}.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}}