:root{
  --bg:#101113;
  --panel:#191b1f;
  --panel2:#202329;
  --line:#343941;
  --text:#f2efe8;
  --muted:#a8abb3;
  --faint:#777d88;
  --green:#28d17c;
  --red:#ef506d;
  --cyan:#2fb7ff;
  --amber:#e0a62b;
  --button:#e8e0cf;
  --buttonText:#181818;
}
*{box-sizing:border-box}
body{
  margin:0;
  min-height:100vh;
  background:var(--bg);
  color:var(--text);
  font-family:Inter,Segoe UI,Arial,sans-serif;
  letter-spacing:0;
}
button,input{
  font:inherit;
  letter-spacing:0;
}
button{
  border:0;
  background:var(--button);
  color:var(--buttonText);
  padding:9px 12px;
  border-radius:6px;
  cursor:pointer;
  font-weight:700;
}
button:hover{filter:brightness(1.06)}
button:disabled{opacity:.45;cursor:not-allowed}
button.state-on{
  background:#1d3a2d;
  color:var(--green);
  border:1px solid rgba(40,209,124,.45);
}
.topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:18px 24px;
  border-bottom:1px solid var(--line);
  background:#151619;
  position:sticky;
  top:0;
  z-index:10;
}
.eyebrow{font-size:12px;color:var(--amber);text-transform:uppercase;font-weight:800}
h1,h2,h3{margin:0}
h1{font-size:22px}
h2{font-size:15px}
h3{font-size:12px;color:var(--muted);text-transform:uppercase;margin-bottom:8px}
.navlinks{display:flex;gap:8px;flex-wrap:wrap;margin-top:9px}
.navlinks a{
  color:var(--muted);
  text-decoration:none;
  border:1px solid var(--line);
  border-radius:6px;
  padding:6px 9px;
  font-size:12px;
  background:#111216;
}
.navlinks a.active,.navlinks a:hover{color:var(--text);border-color:#59616f}
.top-actions{display:flex;align-items:center;gap:10px}
.pill{
  display:inline-flex;
  align-items:center;
  min-height:34px;
  padding:7px 11px;
  border:1px solid var(--line);
  border-radius:6px;
  color:var(--muted);
  background:#202127;
}
.pill.ok{color:var(--green);border-color:rgba(40,209,124,.45)}
.pill.warn{color:var(--amber);border-color:rgba(224,166,43,.45)}
.shell{padding:18px 24px 28px}
.status-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:12px;
  margin-bottom:12px;
}
.metric,.panel{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:8px;
}
.metric{padding:13px 14px;min-height:72px}
.metric span{display:block;color:var(--muted);font-size:12px;margin-bottom:8px}
.metric strong{font-size:16px;line-height:1.25}
.main-grid{
  display:grid;
  grid-template-columns:310px minmax(420px,1fr) 310px;
  gap:12px;
  align-items:start;
}
.lower-grid{
  display:grid;
  grid-template-columns:minmax(0,1.35fr) minmax(320px,.65fr);
  gap:12px;
  margin-top:12px;
}
.panel{padding:14px}
.panel-head{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:14px;
  margin-bottom:13px;
}
.subtle{color:var(--muted);font-size:12px}
.settings-form{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
}
.settings-form label{
  display:flex;
  flex-direction:column;
  gap:5px;
  color:var(--muted);
  font-size:12px;
}
.settings-form input{
  width:100%;
  min-height:34px;
  border-radius:6px;
  border:1px solid var(--line);
  background:#101114;
  color:var(--text);
  padding:7px 9px;
}
.settings-form .check{
  grid-column:1 / -1;
  flex-direction:row;
  align-items:center;
}
.settings-form .check input{width:16px;min-height:16px}
.settings-form button{grid-column:1 / -1}
.locked{color:var(--faint)}
.chart-panel{min-height:456px}
.chart-title{
  display:flex;
  align-items:center;
  gap:10px;
  margin-top:7px;
}
.mono{font-family:"JetBrains Mono",Consolas,monospace}
.delta{font-size:12px;color:var(--muted)}
.delta.up{color:var(--green)}
.delta.down{color:var(--red)}
.segmented{
  display:inline-grid;
  grid-template-columns:1fr 1fr;
  border:1px solid var(--line);
  border-radius:6px;
  overflow:hidden;
}
.segmented button{
  border-radius:0;
  background:#121316;
  color:var(--muted);
  padding:8px 12px;
}
.segmented button.active{background:var(--button);color:var(--buttonText)}
.chart-wrap{
  position:relative;
  width:100%;
  height:340px;
  border:1px solid #2b3038;
  background:#111216;
  border-radius:6px;
  overflow:hidden;
}
#chartCanvas{width:100%;height:100%;display:block;cursor:crosshair}
.chart-tip{
  position:absolute;
  pointer-events:none;
  background:rgba(16,17,19,.96);
  border:1px solid var(--line);
  border-radius:6px;
  padding:9px 10px;
  min-width:146px;
  box-shadow:0 12px 34px rgba(0,0,0,.35);
  font-size:12px;
}
.hidden{display:none}
.tt-time{color:var(--muted);font-size:11px;margin-bottom:6px}
.tt-row{display:flex;justify-content:space-between;gap:16px;line-height:1.55}
.tt-row span:first-child{color:var(--faint)}
.legend{
  display:flex;
  flex-wrap:wrap;
  gap:11px;
  color:var(--muted);
  font-size:12px;
  margin-top:12px;
}
.legend span{display:inline-flex;align-items:center;gap:6px}
.legend i{width:13px;height:3px;border-radius:3px;display:inline-block}
.kv{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px 14px;
  font-size:13px;
  margin-bottom:14px;
}
.kv span{color:var(--muted)}
.kv strong{text-align:right}
.control-row{display:grid;grid-template-columns:1fr;gap:8px}
.safety-note{
  margin-top:12px;
  padding:10px;
  border:1px solid rgba(224,166,43,.32);
  background:rgba(224,166,43,.08);
  color:#e8c474;
  border-radius:6px;
  font-size:12px;
  line-height:1.4;
}
.summary{
  color:var(--text);
  line-height:1.45;
  white-space:pre-wrap;
  border:1px solid var(--line);
  background:var(--panel2);
  border-radius:6px;
  padding:12px;
  margin-bottom:12px;
}
.plan-columns{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:12px;
}
.parsed-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:12px;
  margin-top:12px;
}
pre{
  margin:0;
  white-space:pre-wrap;
  word-break:break-word;
  line-height:1.45;
  color:#d9dce3;
  font-family:"JetBrains Mono",Consolas,monospace;
  font-size:12px;
}
.plan-columns pre,.parsed-grid pre,.log-panel pre{
  min-height:160px;
  border:1px solid var(--line);
  background:#111216;
  border-radius:6px;
  padding:10px;
  overflow:auto;
}
.log-panel pre{height:361px}
@media (max-width:1180px){
  .status-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .main-grid,.lower-grid{grid-template-columns:1fr}
  .settings-form{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:680px){
  .topbar{align-items:flex-start;flex-direction:column}
  .shell{padding:12px}
  .status-grid,.settings-form,.plan-columns,.parsed-grid{grid-template-columns:1fr}
  .chart-wrap{height:300px}
}