/* Operator console: header · KPI strip · unified 2011→2029 rail · explorer | graph | inspector · roadmap gantt · proof registry.
   Deliberately single dark theme. */
:root{
  --bg:#0F1217; --panel:#181C22; --panel2:#20252D; --raise:#282E37;
  --line:#343B46; --line2:#272D36;
  --fg:#E3E7EC; --muted:#8C96A4; --dim:#5D6673;
  --accent:#4C90F0; --accent-bg:rgba(76,144,240,.14);
  /* history phases */
  --p0:#E76A6E; --p1:#D9A33A; --p2:#2EB5A6; --p3:#4C90F0; --p4:#4FB873; --cp:#A88BEB;
  /* roadmap phases + layers */
  --r1:#4C90F0; --r2:#E5934A; --r3:#4FB873;
  --reg:#D9A33A; --inf:#4C90F0; --sec:#2EB5A6; --run:#4FB873;
  /* status */
  --ok:#4FB873; --warn:#E5934A; --crit:#E76A6E; --today:#E76A6E;
  --sans:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  color-scheme:dark;
  -webkit-text-size-adjust:100%;
}
*{box-sizing:border-box}
html{background:var(--bg)}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--sans);font-size:13px;line-height:1.45;padding-bottom:env(safe-area-inset-bottom,0px)}
[hidden]{display:none!important}
.wrap{padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));padding-block:0 16px}
button{font:inherit;color:inherit}
a{color:var(--accent)}
a:hover{color:#8DB8F7}
:focus-visible{outline:2px solid var(--accent);outline-offset:1px}
.mono{font-family:var(--mono)}
.muted{color:var(--dim);font-size:12px}
.lbl{font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.hspace{flex:1}

/* header */
.top{position:sticky;top:0;z-index:5;background:var(--panel);border-bottom:1px solid var(--line);
  margin-inline:calc(-1 * max(16px,env(safe-area-inset-left,0px)));padding-top:env(safe-area-inset-top,0px)}
.hbar{display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding:8px max(16px,env(safe-area-inset-left,0px))}
.brand{display:flex;align-items:center;gap:10px;font-weight:600;font-size:14px;letter-spacing:.01em}
.brand .role{font-family:var(--mono);font-size:10.5px;font-weight:500;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);border-left:1px solid var(--line);padding-left:10px}
.mark{width:22px;height:22px;border:1.5px solid var(--fg);border-radius:50%;display:grid;place-items:center;flex:none}
.mark::after{content:"";width:8px;height:8px;background:var(--fg);border-radius:50%}
.crumb{font-family:var(--mono);font-size:11.5px;color:var(--muted)}
.crumb b{color:var(--fg);font-weight:500}
.chip{font-family:var(--mono);font-size:10.5px;padding:3px 7px;border:1px solid var(--line);border-radius:2px;color:var(--muted);white-space:nowrap}
.chip .dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--ok);margin-right:6px;vertical-align:1px}

/* kpis */
.kpis{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:1px;background:var(--line2);border:1px solid var(--line2);margin-block:14px 10px}
.kpi{background:var(--panel);padding:10px 12px}
.kpi .v{font-family:var(--mono);font-size:20px;font-weight:500;font-variant-numeric:tabular-nums;margin-top:2px}
.kpi .v.ok{color:var(--ok)}
.kpi .s{font-size:11px;color:var(--muted)}

/* unified rail */
.railwrap{overflow-x:auto;margin-bottom:10px}
.rail{display:grid;grid-template-columns:repeat(9,minmax(0,1fr));border:1px solid var(--line2);background:var(--panel);min-width:1000px}
.step{background:none;border:0;border-left:1px solid var(--line2);text-align:left;padding:9px 10px 10px;cursor:pointer;position:relative;min-width:0}
.step:first-child{border-left:0}
.step.future{background:repeating-linear-gradient(135deg,transparent 0 6px,rgba(255,255,255,.015) 6px 12px)}
.step[data-k="R1"]{border-left:1px dashed var(--today)}
.step::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--c);opacity:.35}
.step:hover{background:var(--panel2)}
.step.on{background:var(--panel2)}
.step.on::before{opacity:1}
.step .d{font-family:var(--mono);font-size:10px;color:var(--c);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.step .n{font-size:12px;font-weight:500;margin-top:2px;line-height:1.3;min-height:2.6em;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.step .m{font-family:var(--mono);font-size:10px;color:var(--dim);margin-top:1px}

/* workspace */
.ws{display:grid;grid-template-columns:230px minmax(0,1fr) 300px;gap:10px}
.pane{background:var(--panel);border:1px solid var(--line2);display:flex;flex-direction:column;min-width:0}
.block{margin-top:10px}
.ph{display:flex;align-items:center;gap:8px;padding:6px 10px;border-bottom:1px solid var(--line2);min-height:38px}
.ph.wrapf{flex-wrap:wrap}
.ph > .lbl:first-child{color:var(--fg)}
.pb{padding:10px;min-width:0}
.sel-l{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:45%}

.tabs{display:flex;gap:2px;flex-wrap:wrap}
.tab{background:none;border:1px solid transparent;border-radius:2px;padding:4px 10px;cursor:pointer;font-size:12.5px;font-weight:500;color:var(--muted)}
.tab .mono{font-size:10.5px;color:var(--dim);margin-left:4px}
.tab:hover{color:var(--fg);background:var(--panel2)}
.tab[aria-selected="true"]{color:var(--fg);background:var(--accent-bg);border-color:var(--accent)}
.tab[aria-selected="true"] .mono{color:var(--muted)}

#search{width:100%;background:var(--bg);border:1px solid var(--line);color:var(--fg);font-family:var(--mono);font-size:12px;padding:6px 8px;border-radius:2px}
#search::placeholder{color:var(--dim)}
.grp{margin-top:12px}
.grp h4{margin:0 0 4px;display:flex;align-items:center;gap:6px}
.sw{width:8px;height:8px;border-radius:1px;flex:none;display:inline-block}
.st{width:7px;height:7px;border-radius:50%;flex:none;display:inline-block}
.obj{display:flex;align-items:center;gap:8px;width:100%;text-align:left;background:none;border:0;border-left:2px solid transparent;padding:5px 6px;cursor:pointer;font-size:12.5px}
.obj:hover{background:var(--panel2)}
.obj.sel{background:var(--accent-bg);border-left-color:var(--accent)}
.obj .t{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* graph */
.gwrap{overflow-x:auto;flex:1;background:
  linear-gradient(var(--line2) 1px,transparent 1px) 0 0/24px 24px,
  linear-gradient(90deg,var(--line2) 1px,transparent 1px) 0 0/24px 24px,var(--bg)}
#graph{display:block;width:100%;min-width:660px;height:auto}
.lane-t{font-family:var(--mono);font-size:9.5px;letter-spacing:.1em}
.lane-l{stroke:var(--line);stroke-dasharray:2 4}
.edge{fill:none;stroke:var(--line);stroke-width:1.3;transition:stroke .15s,opacity .15s}
.edge.flow{stroke-dasharray:4 5;animation:flow 1.2s linear infinite}
.edge.hot{stroke:var(--accent);stroke-width:1.8}
@keyframes flow{to{stroke-dashoffset:-18}}
.node{cursor:pointer;transition:opacity .15s;outline:none}
.node rect.body{fill:var(--panel2);stroke:var(--line);stroke-width:1}
.node .nt{font-family:var(--mono);font-size:9px;letter-spacing:.08em;fill:var(--muted)}
.node .nl{font-family:var(--sans);font-size:12.5px;font-weight:500;fill:var(--fg)}
.node:hover rect.body,.node:focus-visible rect.body{fill:var(--raise)}
.node:focus-visible rect.body{stroke:var(--accent)}
.node.sel rect.body{stroke:var(--accent);stroke-width:2;fill:var(--raise)}
.node.linked rect.body{stroke:var(--r2);stroke-width:1.6}
.node.closed rect.body{stroke-dasharray:3 3}
.dimmed{opacity:.2}
.legend{display:flex;gap:12px;flex-wrap:wrap;padding:8px 10px;border-top:1px solid var(--line2)}
.legend span{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--muted)}
body:not([data-view="roadmap"]) .road-only{display:none}

/* inspector */
.ins-h{padding:12px 12px 10px;border-bottom:1px solid var(--line2)}
.ins-h .ty{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.ins-h h2{margin:6px 0 0;font-size:16px;font-weight:600;text-wrap:balance}
.ins-h p{margin:6px 0 0;color:var(--muted);font-size:12.5px}
.props{display:grid;grid-template-columns:auto minmax(0,1fr);border-bottom:1px solid var(--line2);margin:0}
.props dt,.props dd{margin:0;padding:6px 12px;border-top:1px solid var(--line2);font-size:12px}
.props dt{font-family:var(--mono);font-size:10.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;padding-top:8px}
.props dd{min-width:0;overflow-wrap:anywhere}
.props dt:first-of-type,.props dd:first-of-type{border-top:0}
.xref{display:grid;grid-template-columns:auto minmax(0,1fr);gap:6px 10px;margin:0;align-items:start}
.xref dt{font-family:var(--mono);font-size:10.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;padding-top:4px}
.xref dd{margin:0;display:flex;flex-wrap:wrap;gap:5px;min-width:0}
.sec{padding:10px 12px;border-bottom:1px solid var(--line2)}
.sec > .lbl{display:block;margin-bottom:6px}
.links{display:flex;flex-wrap:wrap;gap:5px}
.lk{background:var(--panel2);border:1px solid var(--line);border-radius:2px;padding:3px 7px;font-family:var(--mono);font-size:11px;cursor:pointer;text-align:left}
.lk:hover{border-color:var(--accent);color:#fff}
.ul{margin:0;padding:0;list-style:none;display:grid;gap:4px}
.ul li{display:flex;gap:8px;font-size:12.5px;min-width:0;overflow-wrap:anywhere}
.ul li::before{content:"›";color:var(--accent);font-family:var(--mono)}
.tag{font-family:var(--mono);font-size:10px;padding:2px 6px;border-radius:2px;border:1px solid currentColor;background:none}
.lesson{margin:10px 12px;padding:8px 10px;border:1px solid var(--p0);background:rgba(231,106,110,.08);font-size:12.5px}
.lred{color:var(--p0);display:block;margin-bottom:3px}

/* gantt */
.filters{display:flex;gap:4px;flex-wrap:wrap;margin-left:auto}
.fb{background:var(--bg);border:1px solid var(--line);padding:3px 9px;font-family:var(--mono);font-size:11px;cursor:pointer;border-radius:2px;color:var(--muted)}
.fb.on{background:var(--accent-bg);border-color:var(--accent);color:var(--fg)}
.gscroll{overflow-x:auto}
.gantt{min-width:820px;position:relative}
.grow{display:grid;grid-template-columns:200px repeat(12,minmax(0,1fr));align-items:center;min-height:30px;border-top:1px solid var(--line2)}
.grow.head{min-height:26px;border-top:0}
.grow.head div{font-family:var(--mono);font-size:10.5px;color:var(--muted);padding-left:6px;border-left:1px solid var(--line2);font-variant-numeric:tabular-nums}
.grow.head div:first-child{border:0}
.grow.head div.y{color:var(--fg)}
.grow.ph-row{min-height:24px;background:var(--panel2)}
.grow.fade{opacity:.25}
.gl{padding:4px 10px;font-size:12px;display:flex;gap:8px;align-items:center;min-width:0}
.gl .id{font-family:var(--mono);font-size:10.5px;color:var(--dim);width:22px;flex:none}
.gl .n{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.gl .n.sm{color:var(--muted);font-size:11px}
.gl.clickable{cursor:pointer}
.gl.clickable:hover .n{color:#fff}
.bar{height:16px;border-radius:2px;cursor:pointer;border:1px solid transparent;transition:filter .15s;display:flex;align-items:center;padding-inline:6px;font-family:var(--mono);font-size:10px;color:#0F1217;font-weight:600;overflow:hidden;white-space:nowrap}
.bar:hover{filter:brightness(1.18)}
.bar.sel,.diamond.sel{border-color:#fff;box-shadow:0 0 0 1px var(--bg)}
.pbar{height:6px;border-radius:1px;opacity:.55}
.diamond{width:14px;height:14px;transform:rotate(45deg);justify-self:end;margin-right:10px;cursor:pointer;border:1px solid transparent}
.today{position:absolute;top:0;bottom:0;width:0;border-left:1px dashed var(--today);pointer-events:none}
.today span{position:absolute;bottom:4px;left:4px;font-family:var(--mono);font-size:9.5px;color:var(--today);white-space:nowrap}

/* registry */
.tscroll{overflow-x:auto}
table{border-collapse:collapse;width:100%;min-width:860px}
th,td{text-align:left;padding:7px 10px;border-top:1px solid var(--line2);font-size:12px;vertical-align:top}
th{font-family:var(--mono);font-size:10.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);font-weight:500;border-top:0;background:var(--panel2)}
tbody tr{cursor:pointer}
tbody tr:hover{background:var(--panel2)}
tbody tr.sel{background:var(--accent-bg)}
tbody tr.fade{opacity:.3}
td.v{font-family:var(--mono);font-size:11.5px}
.cp{background:var(--bg);border:1px solid var(--line);padding:1px 6px;font-family:var(--mono);font-size:10px;cursor:pointer;border-radius:2px;color:var(--muted);margin-left:6px}
.cp:hover{color:var(--fg);border-color:var(--accent)}

.note{font-size:11px;color:var(--dim);padding:8px 10px;border-top:1px solid var(--line2)}
.status{display:flex;gap:16px;flex-wrap:wrap;margin-top:12px;font-family:var(--mono);font-size:10.5px;color:var(--dim)}
#toast{position:fixed;bottom:calc(16px + env(safe-area-inset-bottom,0px));right:max(16px,env(safe-area-inset-right,0px));background:var(--raise);border:1px solid var(--line);padding:7px 12px;font-family:var(--mono);font-size:11.5px;z-index:9}

@media (max-width:1100px){.ws{grid-template-columns:200px minmax(0,1fr)} #inspector{grid-column:1/-1}}
@media (max-width:760px){
  .ws{grid-template-columns:minmax(0,1fr)} #explorer{order:3} #gpane{order:1} #inspector{order:2}
  .kpis{grid-template-columns:repeat(2,minmax(0,1fr))} .kpi:last-child{grid-column:1/-1}
  .crumb{display:none}
  .sel-l{display:none}
}
@media (prefers-reduced-motion:reduce){.edge.flow{animation:none}*{transition:none!important}}

/* intro (H1 for people and search engines) */
.intro{margin-top:18px;display:grid;gap:6px}
.intro h1{margin:0;font-size:clamp(24px,4vw,34px);font-weight:600;letter-spacing:-.01em;line-height:1.1;text-wrap:balance;display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 14px}
.intro h1 span{font-family:var(--mono);font-size:11px;font-weight:500;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);border:1px solid var(--line);padding:3px 7px;border-radius:2px}
.intro .roles{margin:0;font-size:15px;font-weight:500;color:var(--accent)}
.intro .lead{margin:2px 0 0;color:var(--muted);max-width:70ch;font-size:13.5px}