:root {
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --text-primary: #0b0b0b;
  --text-secondary: #52514e;
  --text-muted: #898781;
  --gridline: #e1e0d9;
  --baseline: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  --pos: #1C7C54;
  --neg: #BC3B22;
  --neutral-mid: #f0efec;
  --good: #1C7C54;
  --bad: #BC3B22;
  /* Categorical triple for the price chart's indicator overlay (SMA5/SMA13/VWAP) —
     distinct from --pos (Close line) and --good/--bad (entry/exit markers).
     Validated with scripts/validate_palette.js from the dataviz skill. */
  --cat-orange: #eb6834;
  --cat-violet: #4a3aa7;
  --cat-magenta: #e87ba4;
}

@media (prefers-color-scheme: dark) {
  :root {
    --page: #0d0d0d;
    --surface: #1a1a19;
    --text-primary: #ffffff;
    --text-secondary: #c3c2b7;
    --text-muted: #898781;
    --gridline: #2c2c2a;
    --baseline: #383835;
    --border: rgba(255, 255, 255, 0.10);
    --pos: #2fa374;
    --neg: #d9613f;
    --neutral-mid: #383835;
    --good: #2fa374;
    --bad: #d9613f;
    --cat-orange: #d95926;
    --cat-violet: #9085e9;
    --cat-magenta: #d55181;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--page);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--pos); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 16px 48px;
}

/* ---- header / nav ---- */

header.site {
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}

header.site .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 20px;
  padding-bottom: 20px;
  flex-wrap: wrap;
  gap: 12px;
}

header.site h1 {
  font-size: 18px;
  margin: 0;
  letter-spacing: 0.02em;
}

header.site h1 .accent { color: var(--pos); }

nav.site a {
  color: var(--text-secondary);
  margin-left: 20px;
  font-size: 14px;
}

nav.site a:first-child { margin-left: 0; }

nav.site a.active { color: var(--text-primary); font-weight: 600; }

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-muted);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
}

.status-dot.live { background: var(--good); }
.status-dot.down { background: var(--bad); }

/* ---- KPI row ---- */

.kpi-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1px;
  background: var(--gridline);
  border: 1px solid var(--gridline);
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 28px;
}

.kpi-tile {
  background: var(--surface);
  padding: 14px 16px;
}

.kpi-tile .label {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.kpi-tile .value {
  font-size: 22px;
  font-weight: 600;
  font-variant-numeric: proportional-nums;
}

.kpi-tile .value.good { color: var(--good); }
.kpi-tile .value.bad { color: var(--bad); }

/* ---- section headings ---- */

h2.section {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin: 32px 0 12px;
}

/* ---- badges ---- */

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.6;
}

.badge.call { background: color-mix(in srgb, var(--pos) 16%, transparent); color: var(--pos); }
.badge.put { background: color-mix(in srgb, var(--neg) 16%, transparent); color: var(--neg); }
.badge.long { background: color-mix(in srgb, var(--pos) 16%, transparent); color: var(--pos); }
.badge.open { background: color-mix(in srgb, var(--good) 16%, transparent); color: var(--good); }
.badge.closed { background: var(--neutral-mid); color: var(--text-secondary); }
.badge.ml { background: var(--neutral-mid); color: var(--text-secondary); }
.badge.fallback { background: var(--neutral-mid); color: var(--text-muted); }

/* ---- cards / lists ---- */

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 16px;
  margin-bottom: 8px;
}

.card-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.card-row .meta {
  font-size: 13px;
  color: var(--text-secondary);
}

.card-row time,
.meta time {
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

.empty-state {
  color: var(--text-muted);
  font-size: 14px;
  padding: 24px 0;
  text-align: center;
}

.decision-card { cursor: default; }
.decision-card.has-trade { cursor: pointer; }
.decision-card.has-trade:hover { border-color: var(--pos); }

.decision-toggle {
  font-size: 12px;
  color: var(--text-muted);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.decision-toggle:hover { color: var(--text-primary); }

.shap-inline { margin-top: 10px; display: none; }
.shap-inline.open { display: block; }

/* ---- filters ---- */

.filters {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.filters select,
.filters input {
  font-family: inherit;
  font-size: 13px;
  padding: 6px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-primary);
}

/* ---- table ---- */

table.trades {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

table.trades th {
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  font-weight: 600;
  padding: 8px 10px;
  border-bottom: 1px solid var(--gridline);
}

table.trades td {
  padding: 10px;
  border-bottom: 1px solid var(--gridline);
  font-variant-numeric: tabular-nums;
}

table.trades tbody tr { cursor: pointer; }
table.trades tbody tr:hover { background: var(--neutral-mid); }

.pnl.good { color: var(--good); }
.pnl.bad { color: var(--bad); }

.pagination {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 16px;
  font-size: 13px;
  color: var(--text-secondary);
}

.pagination button {
  font-family: inherit;
  font-size: 13px;
  padding: 6px 12px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-primary);
  cursor: pointer;
}

.pagination button:disabled { opacity: 0.4; cursor: default; }

/* ---- trade detail ---- */

.trade-title {
  margin: 0 0 4px;
  font-size: 22px;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 16px;
  margin: 20px 0 28px;
}

.detail-field .label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.detail-field .value {
  font-size: 15px;
  font-variant-numeric: tabular-nums;
}

/* ---- SHAP chart ---- */

.shap-chart { margin-top: 8px; }

.shap-legend {
  display: flex;
  gap: 16px;
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.shap-legend .swatch {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 2px;
  margin-right: 5px;
  vertical-align: -1px;
}

.shap-legend .swatch.pos { background: var(--pos); }
.shap-legend .swatch.neg { background: var(--neg); }

.shap-row {
  display: grid;
  grid-template-columns: 110px 1fr 64px;
  align-items: center;
  gap: 8px;
  height: 26px;
  position: relative;
}

.shap-row .feature-name {
  font-size: 12px;
  color: var(--text-secondary);
  text-align: right;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.shap-track {
  position: relative;
  height: 24px;
  background: linear-gradient(to right, transparent 49.9%, var(--gridline) 49.9%, var(--gridline) 50.1%, transparent 50.1%);
}

.shap-bar {
  position: absolute;
  top: 2px;
  height: 20px;
  border-radius: 4px;
}

.shap-bar.pos { background: var(--pos); left: 50%; }
.shap-bar.neg { background: var(--neg); right: 50%; }

.shap-row .shap-value {
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  color: var(--text-secondary);
}

.chart-tooltip {
  position: fixed;
  pointer-events: none;
  background: var(--text-primary);
  color: var(--page);
  font-size: 12px;
  padding: 4px 8px;
  border-radius: 4px;
  z-index: 10;
  display: none;
  white-space: nowrap;
  max-width: 280px;
}

.chart-tooltip.wrap {
  white-space: normal;
  line-height: 1.4;
}

.no-reasoning {
  color: var(--text-muted);
  font-size: 13px;
  font-style: italic;
}

/* ---- price chart (trade.html) ---- */

.price-chart-wrap {
  margin-top: 8px;
}

.price-chart-wrap svg {
  width: 100%;
  height: auto;
  display: block;
  overflow: visible;
}

.chart-legend {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 10px;
}

.chart-legend .swatch {
  display: inline-block;
  width: 14px;
  height: 2px;
  margin-right: 5px;
  vertical-align: 2px;
}

.chart-line { fill: none; stroke-linecap: round; stroke-linejoin: round; }
.chart-line.close { stroke: var(--pos); stroke-width: 2; }
.chart-line.sma5 { stroke: var(--cat-orange); stroke-width: 1.5; }
.chart-line.sma13 { stroke: var(--cat-violet); stroke-width: 1.5; }
.chart-line.vwap { stroke: var(--cat-magenta); stroke-width: 1.5; }
.chart-line.rsi { stroke: var(--pos); stroke-width: 2; }
.chart-line.equity { stroke: var(--pos); stroke-width: 2; }

.chart-gridline { stroke: var(--gridline); stroke-width: 1; }
.chart-axis-label { fill: var(--text-muted); font-size: 10px; }
.chart-crosshair { stroke: var(--baseline); stroke-width: 1; pointer-events: none; }

.chart-marker-ring { fill: var(--surface); }
.chart-marker.entry { fill: var(--good); }
.chart-marker.exit-good { fill: var(--good); }
.chart-marker.exit-bad { fill: var(--bad); }

.chart-marker-label {
  font-size: 11px;
  font-weight: 600;
  fill: var(--text-primary);
}

.chart-hit-rect { fill: transparent; cursor: crosshair; }

.rsi-panel { margin-top: 4px; }
.rsi-panel-label {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 2px;
}

/* ---- equity curve (index.html) ---- */

.equity-controls {
  display: flex;
  gap: 6px;
  margin-bottom: 12px;
}

.equity-controls button {
  font-family: inherit;
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-secondary);
  cursor: pointer;
}

.equity-controls button.active {
  color: var(--text-primary);
  border-color: var(--pos);
  font-weight: 600;
}

.equity-chart-wrap svg {
  width: 100%;
  height: auto;
  display: block;
  overflow: visible;
}

.chart-area-fill { opacity: 0.10; }

/* ---- narration + glossary ---- */

.decision-narrative {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 4px 0 16px;
}

.glossary-term {
  font: inherit;
  color: var(--text-primary);
  background: none;
  border: none;
  padding: 0;
  cursor: help;
  text-decoration: underline dotted;
  text-underline-offset: 2px;
}

.glossary-term:hover,
.glossary-term:focus-visible {
  color: var(--pos);
}

footer.site {
  margin-top: 48px;
  padding: 20px 0;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 12px;
  text-align: center;
}

@media (max-width: 560px) {
  .shap-row { grid-template-columns: 84px 1fr 52px; }
  table.trades { font-size: 12px; }
  table.trades th:nth-child(4),
  table.trades td:nth-child(4) { display: none; }
}