:root{
  --bg:#f6f3f0;--surface:#fdfbf9;--ink:#2a2420;--ink-2:#51463f;--ink-3:#7d746c;--line:#ddd4cc;--line-strong:#c3b6aa;
  --accent:#9b5233;--accent-ink:#fdfbf9;--danger:#b5453b;
  --ui:"Yu Gothic UI","Meiryo UI","Hiragino Sans","Noto Sans JP","Noto Sans CJK JP",system-ui,sans-serif;
  color-scheme:light;
}
:root[data-theme="dark"]{
  --bg:#1d1815;--surface:#251f1b;--ink:#efe6df;--ink-2:#cfc3b9;--ink-3:#a1968c;--line:#3d332d;--line-strong:#54483f;
  --accent:#dc9576;--accent-ink:#1d1815;--danger:#e0867c;color-scheme:dark;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#1d1815;--surface:#251f1b;--ink:#efe6df;--ink-2:#cfc3b9;--ink-3:#a1968c;--line:#3d332d;--line-strong:#54483f;
  --accent:#dc9576;--accent-ink:#1d1815;--danger:#e0867c;color-scheme:dark;
}}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.5 var(--ui);display:flex;flex-direction:column;min-height:100dvh}
button,select,input,textarea{font:inherit;color:inherit}
button{cursor:pointer}
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

.hdr{display:flex;align-items:center;gap:14px;padding:10px 16px;border-bottom:1px solid var(--line);background:var(--surface)}
.brand{display:flex;align-items:center;gap:10px;margin:0;font-weight:600}
.logo{width:28px;height:28px;color:var(--ink);flex-shrink:0}
.brand-name{font-size:19px;letter-spacing:.04em}
.brand-sub{font-size:12px;font-weight:400;color:var(--ink-3)}
.docname{font-weight:600;color:var(--ink-2);min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:36ch;margin-left:8px}
.privacy{margin:0 0 0 auto;font-size:12px;color:var(--accent);border:1px solid var(--accent);border-radius:999px;padding:1px 10px;white-space:nowrap}
.icon-btn{border:1px solid var(--line);background:transparent;border-radius:8px;width:34px;height:30px}
.icon-btn:hover{border-color:var(--line-strong)}

.toolbar{display:flex;flex-wrap:wrap;gap:6px 18px;align-items:center;padding:8px 16px;border-bottom:1px solid var(--line)}
.grp{display:flex;flex-wrap:wrap;align-items:center;gap:6px}
.sel{display:inline-flex;align-items:center;gap:5px;font-size:13px;color:var(--ink-2)}
.chk{display:inline-flex;align-items:center;gap:5px;font-size:13px;color:var(--ink-2);cursor:pointer}
.chk input{accent-color:var(--accent)}
button,select{background:var(--surface);border:1px solid var(--line);border-radius:7px;padding:4px 11px;line-height:1.4}
select{padding:4px 6px;max-width:100%}
button:hover:not(:disabled),select:hover{border-color:var(--line-strong)}
button:disabled{opacity:.45;cursor:default}
button.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
button.primary:hover{filter:brightness(1.07)}
button.on{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
button.danger{color:var(--danger);border-color:var(--danger);background:transparent}
button:focus-visible,select:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

.work{display:flex;flex:1;min-height:480px;border-bottom:1px solid var(--line)}
.stage{position:relative;flex:1;min-width:0;background:var(--bg)}
.stage.dragging{outline:2px dashed var(--accent);outline-offset:-6px}
.cy{position:absolute;inset:0}
.legend{position:absolute;left:12px;bottom:12px;display:flex;flex-wrap:wrap;gap:6px 14px;max-width:calc(100% - 24px);padding:7px 12px;background:var(--surface);border:1px solid var(--line);border-radius:10px;font-size:12px;color:var(--ink-2);pointer-events:none}
.legend[hidden]{display:none}
.legend .it{display:inline-flex;align-items:center;gap:6px}
.legend .chip{width:14px;height:14px;border-radius:4px;border:1.8px solid var(--c);background:var(--c);background:color-mix(in srgb,var(--c) 14%,transparent)}
.legend .ln{width:28px;border-top:3px solid var(--c)}
.legend .ln.dashed{border-top-style:dashed}.legend .ln.dotted{border-top-style:dotted}
.banner{position:absolute;top:12px;left:50%;transform:translateX(-50%);background:var(--accent);color:var(--accent-ink);padding:6px 16px;border-radius:999px;font-size:13px;box-shadow:0 2px 10px #0003}
.banner[hidden]{display:none}

.inspector{width:316px;flex-shrink:0;border-left:1px solid var(--line);background:var(--surface);padding:14px 16px;overflow:auto}
.inspector h2{margin:0 0 10px;font-size:15px}
.inspector .hint{font-size:12.5px;color:var(--ink-3);margin:0 0 12px}
.field{display:block;margin:0 0 10px}
.field>span{display:block;font-size:12px;color:var(--ink-3);margin-bottom:2px}
.field input[type=text],.field textarea,.field select{width:100%;background:var(--bg);border:1px solid var(--line);border-radius:6px;padding:5px 8px}
.field textarea{resize:vertical;min-height:70px}
.row2{display:flex;gap:8px}.row2>*{flex:1}
.swatches{display:flex;gap:6px;flex-wrap:wrap}
.swatch{width:26px;height:26px;border-radius:50%;border:2px solid transparent;background:var(--c);padding:0}
.swatch[aria-pressed="true"]{border-color:var(--ink);box-shadow:0 0 0 2px var(--surface) inset}
.rels{list-style:none;margin:0 0 10px;padding:0;font-size:13px}
.rels li button{width:100%;text-align:left;border:0;border-bottom:1px solid var(--line);border-radius:0;background:none;padding:5px 2px}
.rels li button:hover{background:var(--bg)}
.face{display:flex;align-items:center;gap:10px;margin:0 0 10px}
.face img{width:48px;height:48px;border-radius:50%;object-fit:cover;border:1px solid var(--line)}
.face .none{width:48px;height:48px;border-radius:50%;border:1px dashed var(--line-strong);display:grid;place-items:center;color:var(--ink-3);font-size:11px}
.actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.stat{font-size:13px;color:var(--ink-2);margin:6px 0 12px}
.tips{margin:0;padding:8px 16px;font-size:12px;color:var(--ink-3)}

dialog{border:1px solid var(--line-strong);border-radius:14px;background:var(--surface);color:var(--ink);padding:0;width:min(720px,94vw)}
dialog::backdrop{background:#0006}
.dlg{padding:18px 20px}
.dlg h2{margin:0 0 6px;font-size:17px}
.dlg-help{font-size:12.5px;color:var(--ink-3);margin:0 0 10px}
.dlg textarea{width:100%;font:13px/1.55 "Cascadia Mono","Consolas","BIZ UDGothic","MS Gothic","Noto Sans Mono CJK JP",monospace;background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:10px}
.dlg-errors{margin:8px 0 0;padding:8px 12px 8px 28px;border:1px solid var(--danger);border-radius:8px;color:var(--danger);font-size:13px}
.dlg-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:12px}

.toast{position:fixed;left:50%;bottom:calc(20px + env(safe-area-inset-bottom));transform:translateX(-50%);max-width:min(720px,92vw);background:var(--ink);color:var(--bg);padding:9px 16px;border-radius:10px;font-size:13px;box-shadow:0 4px 18px #0004;z-index:200}
.toast[hidden]{display:none}
.toast[data-kind="error"]{background:#8d3d34;color:#fff}

.tz-foot{display:flex;justify-content:center;padding:22px 16px calc(28px + env(safe-area-inset-bottom))}
.tz-link{display:inline-flex;align-items:center;gap:10px;padding:8px 18px 8px 10px;border:1px solid var(--line);border-radius:999px;background:var(--surface);color:var(--ink-2);text-decoration:none;font-size:12px;line-height:1.4;--tz-gap:var(--surface);transition:border-color .15s,color .15s}
.tz-link:hover{border-color:var(--line-strong);color:var(--ink)}
.tz-mark{width:24px;height:24px;color:#8E5532;flex-shrink:0}
.tz-name{font-size:14px;font-weight:500;letter-spacing:.12em;color:var(--ink)}
.tz-sub{color:var(--ink-3)}
:root[data-theme="dark"] .tz-mark{color:#C9A063}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .tz-mark{color:#C9A063}}

@media (max-width:900px){
  .work{flex-direction:column}
  .inspector{width:auto;border-left:0;border-top:1px solid var(--line);max-height:320px}
  .stage{min-height:420px}
  .brand-sub,.privacy{display:none}
  .docname{max-width:16ch}
}
@media print{.hdr,.toolbar,.inspector,.tips,.tz-foot,.legend.hide-print{display:none!important}.work{display:block;border:0}.stage{height:90vh}}