@font-face { font-family: "Plex Sans"; src: url("fonts/ibm-plex-sans-latin-400-normal.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Plex Sans"; src: url("fonts/ibm-plex-sans-latin-500-normal.woff2") format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "Plex Sans"; src: url("fonts/ibm-plex-sans-latin-600-normal.woff2") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Plex Mono"; src: url("fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Plex Mono"; src: url("fonts/ibm-plex-mono-latin-500-normal.woff2") format("woff2"); font-weight: 500; font-display: swap; }

:root {
  color-scheme: dark;
  --bg: #0f1216;
  --panel: #161a20;
  --panel-2: #1b2028;
  --rule: #262c35;
  --rule-strong: #353d48;
  --ink: #e8e6e1;
  --ink-2: #b4b8c0;
  --ink-3: #868c96;
  --btc: #f7931a;
  --gain: #3fb950;
  --loss: #f0605d;
  --focus: #79b8ff;
  --s1: #3987e5; --s2: #d95926; --s3: #199e70; --s4: #c98500; --s5: #d55181; --s6: #9085e9;
  --bench: #8a8f99;
  --sans: "Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --r: 6px;
}

* { box-sizing: border-box; }
html { background: var(--bg); }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 400 14px/1.5 var(--sans);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { margin: 0; font-weight: 600; letter-spacing: -0.01em; }
p { margin: 0; }
a { color: var(--focus); }
button { font: inherit; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; border-radius: 4px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 8px; background: var(--panel); padding: 8px 12px; z-index: 10; }
[hidden] { display: none !important; }
.num { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.pos { color: var(--gain); }
.neg { color: var(--loss); }

/* ------------------------------------------------------------------ top bar */
.topbar {
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
  max-width: 1440px; margin: 0 auto; padding: 20px 28px 14px;
}
.brand { display: flex; align-items: center; gap: 14px; }
.brand-mark {
  display: grid; place-items: center; width: 40px; height: 40px; border-radius: 9px;
  background: var(--btc); color: #0f1216; font: 700 24px/1 var(--sans);
}
.brand-title { font-size: 19px; }
.brand-sub { color: var(--ink-3); font-size: 13px; }
.status { display: flex; gap: 28px; margin: 0; }
.status div { display: flex; flex-direction: column; }
.status dt { color: var(--ink-3); font-size: 12px; }
.status dd { margin: 0; font: 500 13px/1.4 var(--mono); }

/* ---------------------------------------------------------------------- tabs */
.tabs { position: sticky; top: 0; z-index: 5; background: rgba(15, 18, 22, 0.94); backdrop-filter: blur(6px); border-bottom: 1px solid var(--rule); }
.tabs-inner { display: flex; gap: 2px; max-width: 1440px; margin: 0 auto; padding: 0 20px; overflow-x: auto; scrollbar-width: none; }
.tab {
  display: flex; align-items: center; gap: 8px; white-space: nowrap;
  padding: 12px 14px 11px; border: 0; border-bottom: 2px solid transparent; background: none;
  color: var(--ink-2); cursor: pointer; font-size: 13.5px;
}
.tab:hover { color: var(--ink); }
.tab[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--tab-color, var(--btc)); font-weight: 500; }
.swatch { display: inline-block; width: 10px; height: 10px; border-radius: 3px; background: var(--c, var(--bench)); flex: none; }
.swatch-lg { width: 14px; height: 40px; border-radius: 4px; }

/* ---------------------------------------------------------------------- main */
main { max-width: 1440px; margin: 0 auto; padding: 22px 28px 40px; outline: none; }
.loading, .error { padding: 60px 0; text-align: center; color: var(--ink-3); }
.error { color: var(--loss); }
.view { display: flex; flex-direction: column; gap: 18px; }
.intro { max-width: 76ch; }
.intro h2 { font-size: 24px; margin-bottom: 6px; }
.intro p { color: var(--ink-2); }

.panel { background: var(--panel); border: 1px solid var(--rule); border-radius: var(--r); padding: 16px 18px 14px; min-width: 0; }
.panel-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 10px; }
.panel-head h3 { font-size: 15px; }
.hint { color: var(--ink-3); font-size: 12.5px; }
.controls { display: flex; gap: 10px; flex-wrap: wrap; }
.seg { display: inline-flex; border: 1px solid var(--rule-strong); border-radius: 5px; overflow: hidden; }
.seg button { border: 0; background: none; color: var(--ink-2); padding: 4px 11px; cursor: pointer; font-size: 12.5px; }
.seg button + button { border-left: 1px solid var(--rule-strong); }
.seg button.on { background: var(--panel-2); color: var(--ink); }
.cols-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.cols-stats { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 18px; }
.stack { display: flex; flex-direction: column; gap: 18px; min-width: 0; }

.chart { width: 100%; }
.chart-xl { height: 440px; }
.chart-lg { height: 380px; }
.chart-md { height: 300px; }
.chart-sm { height: 150px; margin-top: 4px; }
.chart-sm2 { height: 210px; }
.chart-heat { height: 300px; }

/* ----------------------------------------------------------- strategy head */
.strat-head { display: grid; gap: 8px; max-width: 90ch; }
.strat-title { display: flex; align-items: center; gap: 12px; }
.strat-title h2 { font-size: 24px; }
.family { color: var(--ink-3); font-size: 13px; }
.strat-desc { color: var(--ink-2); }
.note { color: #e7b45a; font-size: 13px; border-left: 2px solid #e7b45a; padding-left: 10px; }
.qc-link { font-size: 13px; }

/* ----------------------------------------------------------------- KPI row */
.kpis { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); border: 1px solid var(--rule); border-radius: var(--r); background: var(--panel); }
.kpi { padding: 14px 16px; border-left: 1px solid var(--rule); min-width: 0; }
.kpi:first-child { border-left: 0; }
.kpi .v { font: 500 22px/1.25 var(--mono); font-variant-numeric: tabular-nums; white-space: nowrap; }
.kpi .l { color: var(--ink-3); font-size: 12.5px; margin-top: 2px; }
.kpi .b { color: var(--ink-3); font: 400 12px/1.4 var(--mono); margin-top: 6px; }

/* -------------------------------------------------------------------- tables */
.table-wrap { overflow-x: auto; }
.table-wrap.tall { max-height: 420px; overflow-y: auto; }
table.grid { width: 100%; border-collapse: collapse; font-size: 13px; }
.grid th, .grid td { padding: 7px 10px; border-bottom: 1px solid var(--rule); text-align: right; white-space: nowrap; }
.grid th:first-child, .grid td:first-child { text-align: left; }
.grid thead th { position: sticky; top: 0; background: var(--panel); color: var(--ink-3); font-weight: 500; font-size: 12.5px; }
.grid td { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.grid td.txt { font-family: var(--sans); }
.grid tbody tr:hover { background: var(--panel-2); }
.sortable th { cursor: pointer; user-select: none; }
.sortable th[aria-sort="ascending"]::after { content: " ▲"; font-size: 9px; }
.sortable th[aria-sort="descending"]::after { content: " ▼"; font-size: 9px; }
#ov-table tbody tr { cursor: pointer; }
.name-cell { display: flex; align-items: center; gap: 8px; }
.stats td:first-child { font-family: var(--sans); color: var(--ink-2); }
.stats th:nth-child(2), .stats td:nth-child(2) { color: var(--ink); }
.stats td:nth-child(3) { color: var(--ink-3); }
.stats tr.group td { font-family: var(--sans); color: var(--ink-3); font-size: 12px; padding-top: 14px; border-bottom-color: var(--rule-strong); }
.tag { display: inline-block; padding: 0 6px; border-radius: 4px; font: 500 11.5px/18px var(--sans); background: var(--panel-2); color: var(--ink-2); }
.tag.live { background: rgba(247, 147, 26, 0.16); color: var(--btc); }

/* --------------------------------------------------------------------- foot */
.foot { border-top: 1px solid var(--rule); margin-top: 20px; }
.foot-inner { max-width: 1440px; margin: 0 auto; padding: 24px 28px 8px; display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.foot h3 { font-size: 13.5px; margin-bottom: 6px; }
.foot p { color: var(--ink-3); font-size: 13px; max-width: 72ch; }
.foot-meta { max-width: 1440px; margin: 0 auto; padding: 8px 28px 28px; color: var(--ink-3); font: 400 12px/1.5 var(--mono); }

/* ---------------------------------------------------------------- responsive */
@media (max-width: 1100px) {
  .kpis { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .kpi:nth-child(4) { border-left: 0; }
  .kpi:nth-child(n+4) { border-top: 1px solid var(--rule); }
  .cols-stats, .cols-2 { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .topbar, main { padding-left: 16px; padding-right: 16px; }
  .status { gap: 16px; }
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .kpi:nth-child(odd) { border-left: 0; }
  .kpi:nth-child(4) { border-left: 1px solid var(--rule); }
  .kpi:nth-child(n+3) { border-top: 1px solid var(--rule); }
  .kpi .v { font-size: 19px; }
  .chart-xl { height: 340px; }
  .chart-lg { height: 300px; }
  .foot-inner { grid-template-columns: 1fr; padding: 20px 16px 8px; }
  .grid th, .grid td { padding: 6px 6px; }
  .stats td:first-child { white-space: normal; min-width: 120px; }
  .stats td, .stats th { white-space: normal; }
  .panel { padding: 14px 12px 12px; }
  .foot-meta { padding: 8px 16px 24px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }