/* Tokens shared with book_dashboard.html. */
:root{
  color-scheme: light;
  --plane:#f9f9f7; --surface-1:#fcfcfb;
  --text-primary:#0b0b0b; --text-secondary:#52514e; --text-muted:#898781;
  --grid:#e1e0d9; --axis:#c3c2b7; --border:rgba(11,11,11,0.10);
  --series-1:#2a78d6; --series-2:#eb6834; --series-3:#1baf7a; --series-4:#eda100;
  --series-5:#e87ba4; --series-6:#008300; --series-7:#4a3aa7; --series-8:#e34948;
  --up:#006300; --down:#d03b3b;
  --warning:#fab219; --critical:#d03b3b;
  --pos-mark:#2a78d6; --neg-mark:#d03b3b;
  --wash:rgba(42,120,214,0.18); --wash-neg:rgba(208,59,59,0.18);
  --candle-up:#0a960a; --candle-down:#d03b3b;
}
@media (prefers-color-scheme: dark){
  :root{
    color-scheme: dark;
    --plane:#0d0d0d; --surface-1:#1a1a19;
    --text-primary:#ffffff; --text-secondary:#c3c2b7; --text-muted:#898781;
    --grid:#2c2c2a; --axis:#383835; --border:rgba(255,255,255,0.10);
    --series-1:#3987e5; --series-2:#d95926; --series-3:#199e70; --series-4:#c98500;
    --series-5:#d55181; --series-6:#008300; --series-7:#9085e9; --series-8:#e66767;
    --up:#0ca30c; --down:#d03b3b;
    --pos-mark:#3987e5; --neg-mark:#d03b3b;
    --wash:rgba(57,135,229,0.22); --wash-neg:rgba(208,59,59,0.24);
    --candle-up:#0ca30c; --candle-down:#e04848;
  }
}

*{box-sizing:border-box}
[hidden]{display:none !important}
html,body{margin:0}
body{
  background:var(--plane); color:var(--text-primary);
  font:14px/1.5 system-ui,-apple-system,"Segoe UI",sans-serif;
  padding:20px; max-width:1220px; margin:0 auto;
}
a{color:inherit;text-decoration:none}
h1{font-size:15px;font-weight:600;letter-spacing:.2px;margin:0}
.topbar{display:flex;align-items:center;gap:12px;margin-bottom:16px;flex-wrap:wrap;min-height:28px}
.stamp{color:var(--text-muted);font-size:12px;font-variant-numeric:tabular-nums}
.spacer{flex:1}
.back{color:var(--text-secondary);font-size:13px}
.back:hover{color:var(--text-primary)}
button,select,input{font:inherit;color:inherit}
.btn{
  font-size:12px;padding:4px 11px;border:1px solid var(--border);border-radius:7px;cursor:pointer;
  background:transparent;color:var(--text-secondary);
}
.btn:hover{color:var(--text-primary);background:var(--grid)}
select{
  font-size:12px;padding:4px 8px;border:1px solid var(--border);border-radius:7px;
  background:var(--surface-1);max-width:100%;
}

.card{
  background:var(--surface-1); border:1px solid var(--border); border-radius:12px;
  padding:18px 20px; margin-bottom:14px;
}
.card-head{display:flex;align-items:center;gap:10px;margin-bottom:14px;flex-wrap:wrap}
.card-title{font-size:12px;font-weight:600;letter-spacing:.4px;text-transform:uppercase;color:var(--text-secondary)}
.note{color:var(--text-muted);font-size:12px}
.note.gap{margin-top:10px}

.chip{
  font-size:10px;letter-spacing:.3px;color:var(--text-secondary);
  border:1px solid var(--border);border-radius:5px;padding:1px 6px;white-space:nowrap;
}
.chip.live{border-color:var(--critical);color:var(--critical);font-weight:600}
.chip.down{color:var(--critical);border-color:var(--critical);font-weight:600}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;flex:none}
.up{color:var(--up)}.down{color:var(--down)}

/* login */
.login{max-width:340px;margin:18vh auto 0}
.login h1{margin-bottom:14px}
.login form{display:flex;gap:8px}
.login input{
  flex:1;min-width:0;padding:8px 11px;border:1px solid var(--axis);border-radius:8px;
  background:var(--surface-1);
}
.login input:focus{outline:2px solid var(--series-1);outline-offset:1px}
.login .btn{padding:8px 14px;font-size:13px;color:var(--text-primary)}
.login .err{color:var(--critical);font-size:12px;margin-top:10px;min-height:18px}

/* hero + tiles */
.hero-row{display:flex;gap:36px;flex-wrap:wrap;align-items:flex-end}
.hero .lbl{font-size:12px;color:var(--text-secondary);letter-spacing:.3px}
.hero .val{font-size:52px;font-weight:600;line-height:1.05;letter-spacing:-1px;margin-top:4px}
.hero .delta{margin-top:6px;font-size:13px;color:var(--text-secondary)}
.tiles{display:grid;gap:22px 26px;grid-template-columns:repeat(auto-fit,minmax(118px,1fr));flex:1;min-width:280px}
.tile .lbl{font-size:11px;color:var(--text-secondary);letter-spacing:.3px}
.tile .val{font-size:21px;font-weight:600;margin-top:3px;letter-spacing:-.2px}
.tile .sub{font-size:11px;color:var(--text-muted);margin-top:2px}

/* charts */
.legend{display:flex;gap:6px 16px;flex-wrap:wrap;align-items:center}
.legend .item{display:flex;gap:6px;align-items:center;font-size:12px;color:var(--text-secondary)}
.legend .key{width:14px;height:2px;border-radius:1px;flex:none}
.legend .v{color:var(--text-primary);font-weight:600;font-variant-numeric:tabular-nums}
.legend .glyph{font-size:11px;line-height:1;color:var(--series-1)}
.legend .glyph.exit{color:var(--text-primary)}
.plot{position:relative;height:280px}
.plot.short{height:150px}
.plot.tall{height:540px}
.readout{
  font-size:12px;color:var(--text-secondary);font-variant-numeric:tabular-nums;
  min-height:18px;margin-bottom:6px;display:flex;gap:4px 14px;flex-wrap:wrap;
}
.readout b{color:var(--text-primary);font-weight:600}
.empty{color:var(--text-muted);font-size:13px;padding:28px 0;text-align:center}
.credit{color:var(--text-muted);font-size:11px;text-align:right;margin-top:14px}
.credit a{text-decoration:underline}

/* strategy cards */
.bots{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(290px,1fr))}
.bots .card{margin:0;display:block;transition:border-color .12s}
a.card:hover{border-color:var(--axis)}
.bot-head{display:flex;align-items:center;gap:8px;margin-bottom:12px;flex-wrap:wrap}
.bot-name{font-weight:600;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}
.bot-ret{font-size:30px;font-weight:600;letter-spacing:-.5px;line-height:1.1}
.bot-ret .lbl{display:block;font-size:11px;font-weight:400;letter-spacing:.3px;color:var(--text-secondary);margin-bottom:3px}
.bot-tiles{display:grid;gap:14px;grid-template-columns:repeat(3,1fr);margin-top:14px}
.bot-tiles .val{font-size:15px}
.foot{margin-top:12px;padding-top:11px;border-top:1px solid var(--grid);color:var(--text-secondary);font-size:12px}

/* tables */
.wrap{overflow:auto;max-height:440px}
table{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums}
th{
  text-align:right;font-size:11px;font-weight:500;letter-spacing:.4px;text-transform:uppercase;
  color:var(--text-muted);padding:7px 10px;border-bottom:1px solid var(--grid);white-space:nowrap;
  position:sticky;top:0;background:var(--surface-1);
}
td{text-align:right;padding:7px 10px;border-bottom:1px solid var(--grid);white-space:nowrap}
th.l,td.l{text-align:left}
tbody tr:last-child td{border-bottom:0}
tr.click{cursor:pointer}
tr.click:hover td{background:var(--plane)}

#root{transition:opacity .15s}
#root.stale{opacity:.45}
@media (max-width:640px){
  body{padding:14px}
  .hero .val{font-size:40px}
  .plot{height:230px}
  .plot.tall{height:440px}
}