:root{
--bg:#0b0f14;--panel:#141a22;--panel2:#0e141b;--text:#e6edf3;--muted:#8b949e;
--line:#30363d;--good:#9fe3c4;--warn:#f0cf91;--bad:#ff9b9b;--accent:#a8c7fa;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
main{max-width:1250px;margin:auto;padding:20px}
header,.section-head,.row{display:flex;gap:10px;align-items:center;justify-content:space-between;flex-wrap:wrap}
h1{margin:.2rem 0;font-size:28px}h2{margin:0;font-size:18px}h3{margin:0;font-size:18px}small{color:var(--muted);font-weight:500}
.eyebrow,.k{color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.08em}
.muted{color:var(--muted);font-size:13px;line-height:1.55}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:16px;margin:13px 0}
.controls{position:sticky;top:0;z-index:10;box-shadow:0 5px 18px rgba(0,0,0,.25)}
button,input,select{background:var(--panel2);color:var(--text);border:1px solid var(--line);border-radius:8px;padding:8px 10px;font:inherit}
button{cursor:pointer;font-weight:650}.primary{border-color:var(--accent)}.danger{border-color:var(--bad)}
.control-grid{display:grid;grid-template-columns:repeat(6,minmax(130px,1fr));gap:10px;margin-top:12px}
label{display:grid;gap:5px;color:var(--muted);font-size:12px}
.metrics{display:grid;gap:8px;margin-top:11px}.metrics.five{grid-template-columns:repeat(6,1fr)}.metrics.four{grid-template-columns:repeat(4,1fr)}.metrics.two{grid-template-columns:repeat(2,1fr)}
.metrics>div{background:var(--panel2);border:1px solid var(--line);border-radius:9px;padding:10px;min-width:0}
.metrics strong{display:block;margin-top:4px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.compact strong{font-size:14px}
.moon-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.moon{margin:0}.moon.authority{outline:2px solid var(--accent);outline-offset:2px}
.big{font:22px ui-monospace,SFMono-Regular,Menlo,monospace;margin:10px 0}
.pill{display:inline-block;padding:5px 9px;border:1px solid var(--line);border-radius:999px;font-size:11px;font-weight:800;letter-spacing:.04em}
.pill.good,.good{color:var(--good);border-color:var(--good)}.pill.warn,.warn{color:var(--warn);border-color:var(--warn)}.pill.bad,.bad{color:var(--bad);border-color:var(--bad)}.pill.primary{color:var(--accent);border-color:var(--accent)}.pill.ghost{color:var(--muted)}
.split{display:grid;grid-template-columns:1.15fr .85fr;gap:12px}.split .panel{margin:0}
.clock{text-align:center}.clock-main{font:clamp(34px,6vw,66px) ui-monospace,SFMono-Regular,Menlo,monospace;margin-top:18px}.clock-octal{font:26px ui-monospace,monospace;margin-top:5px}.clock-binary{font:15px ui-monospace,monospace;color:var(--muted);margin:8px 0}
pre{white-space:pre-wrap;background:var(--panel2);border:1px solid var(--line);border-radius:9px;padding:10px;color:var(--muted);font-size:12px}
.diagram{font-size:14px;line-height:1.35;color:var(--text)}
details{margin-top:10px}summary{cursor:pointer;color:var(--muted)}
output{font-family:ui-monospace,monospace;color:var(--text)}
@media(max-width:1000px){.control-grid{grid-template-columns:repeat(3,1fr)}.metrics.five{grid-template-columns:repeat(3,1fr)}}
@media(max-width:760px){.moon-grid,.split{grid-template-columns:1fr}.control-grid{grid-template-columns:repeat(2,1fr)}.metrics.five,.metrics.four{grid-template-columns:repeat(2,1fr)}.controls{position:static}}

.button-link{display:inline-block;background:var(--panel2);color:var(--text);border:1px solid var(--accent);border-radius:8px;padding:8px 10px;text-decoration:none;font-weight:650}
.event-log{max-height:360px;overflow:auto;color:var(--text);line-height:1.45}

.chief-panel{border-style:dashed}
.chief-summary{
  cursor:pointer; list-style:none; display:flex; justify-content:space-between;
  gap:12px; align-items:center; font-weight:800; letter-spacing:.045em;
}
.chief-summary::-webkit-details-marker{display:none}
.chief-summary::before{content:"▸"; margin-right:8px}
.chief-panel[open] .chief-summary::before{content:"▾"}
.chief-summary > span:first-of-type{flex:1}
.chief-body{padding-top:16px}
.chief-dial{margin-top:14px}
.chief-dial input{width:100%;max-width:520px}
.chief-dial output{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}

.representation-rule{border-left:3px solid var(--accent);padding-left:10px}