:root{
  --bg:#f1f6f5;--surface:#fbfefd;--ink:#1d2a29;--ink-2:#3f5553;--ink-3:#6c7f7d;--line:#cfe0de;--line-strong:#aac4c1;
  --accent:#357b78;--accent-ink:#fbfefd;--danger:#b5453b;--ally:#3f8a62;--neutral:#7f8e8c;--concern:#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:#111b1a;--surface:#182422;--ink:#e0efed;--ink-2:#bfd3d0;--ink-3:#8da5a2;--line:#2a3c3a;--line-strong:#3e5654;
  --accent:#86cbc7;--accent-ink:#111b1a;--danger:#e0867c;--ally:#6fbf92;--neutral:#97a8a6;--concern:#e0867c;color-scheme:dark;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#111b1a;--surface:#182422;--ink:#e0efed;--ink-2:#bfd3d0;--ink-3:#8da5a2;--line:#2a3c3a;--line-strong:#3e5654;
  --accent:#86cbc7;--accent-ink:#111b1a;--danger:#e0867c;--ally:#6fbf92;--neutral:#97a8a6;--concern:#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}
code{font:12px/1.4 "Cascadia Mono","Consolas","BIZ UDGothic","MS Gothic",monospace;background:var(--bg);border:1px solid var(--line);border-radius:4px;padding:0 4px}
.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.primary-soft{border-color:var(--accent);color:var(--accent)}
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);overflow:auto;padding:14px}
.stage.dragging{outline:2px dashed var(--accent);outline-offset:-6px}
.chart{margin:0 auto;width:fit-content;min-width:100%}
.chart svg{display:block;width:100%;height:auto;user-select:none;-webkit-user-select:none;touch-action:none}
.chart.zoomed{min-width:0}
.chart.zoomed svg{width:auto;max-width:none}
.chart .nd{cursor:grab}
.chart .nd.sel .box{stroke:var(--ink);stroke-width:3.5}
.chart .nd.drop .box{stroke:var(--accent);stroke-width:4;stroke-dasharray:6 4}
.chart.moving .nd{cursor:grabbing}

.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 h3{margin:14px 0 6px;font-size:13px;color:var(--ink-2)}
.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 input[type=date],.field input[type=month],.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:64px}
.field input[type=range]{width:100%;accent-color:var(--accent)}
.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}
.depts-edit{list-style:none;margin:0 0 8px;padding:0}
.depts-edit li{display:flex;gap:4px;align-items:center;margin-bottom:5px}
.depts-edit input{flex:1;min-width:0;background:var(--bg);border:1px solid var(--line);border-radius:6px;padding:4px 8px}
.depts-edit button{padding:2px 7px}
.warn{font-size:12.5px;color:var(--danger);margin:0 0 10px}
.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(760px,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;line-height:1.8}
.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:340px}
  .brand-sub,.privacy{display:none}
  .docname{max-width:16ch}
}
@media print{.hdr,.toolbar,.inspector,.tips,.tz-foot{display:none!important}.work{display:block;border:0}.stage{overflow:visible;padding:0}.chart{min-width:0}}

.seg{display:flex;gap:6px;flex-wrap:wrap}
.seg button{display:inline-flex;align-items:center;gap:6px;padding:3px 10px}
.seg button[aria-pressed="true"]{border-color:var(--accent);background:var(--accent);color:var(--accent-ink)}
.dot{width:10px;height:10px;border-radius:50%;background:var(--c);border:1.6px solid var(--c);display:inline-block}
.dot.unknown{background:transparent;border-color:var(--ink-3)}
.depts-edit .swatch{width:24px;height:24px;flex:none;padding:0;border:2px solid var(--surface);box-shadow:0 0 0 1px var(--line-strong)}
.counts{display:flex;gap:10px;flex-wrap:wrap;font-size:13px;color:var(--ink-2);margin:4px 0 10px}
.counts span{display:inline-flex;align-items:center;gap:5px}