:root {
  --page: #f9f9f7;
  --surface-1: #fcfcfb;
  --text-primary: #0b0b0b;
  --text-secondary: #52514e;
  --muted: #898781;
  --grid: #e1e0d9;
  --baseline: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  --series-1: #2a78d6;
  --win: #2a78d6;
  --loss: #e34948;
  --delta-up: #006300;
  --delta-down: #d03b3b;
}
@media (prefers-color-scheme: dark) {
  :root {
    --page: #0d0d0d;
    --surface-1: #1a1a19;
    --text-primary: #ffffff;
    --text-secondary: #c3c2b7;
    --grid: #2c2c2a;
    --baseline: #383835;
    --border: rgba(255, 255, 255, 0.10);
    --series-1: #3987e5;
    --win: #3987e5;
    --loss: #e66767;
    --delta-up: #0ca30c;
    --delta-down: #d03b3b;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--page);
  color: var(--text-primary);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 15px;
  line-height: 1.5;
}
a { color: var(--series-1); text-decoration: none; }
a:hover { text-decoration: underline; }

.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--surface-1);
}
.site-header nav {
  max-width: 1020px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  gap: 20px;
  align-items: baseline;
}
.site-header .brand { font-weight: 600; color: var(--text-primary); }
.site-header a { color: var(--text-secondary); }

main { max-width: 1020px; margin: 0 auto; padding: 8px 20px 40px; }

.hero { padding: 20px 0 4px; }
.hero h1 { margin: 0 0 4px; font-size: 28px; }
.hero .sub { margin: 0; color: var(--text-secondary); }

.tiles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 10px;
  margin: 18px 0;
}
.tile {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.tile .label { font-size: 12px; color: var(--text-secondary); }
.tile .value { font-size: 22px; font-weight: 600; }
.tile .value.up { color: var(--delta-up); }
.tile .value.down { color: var(--delta-down); }

.card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px 18px;
  margin: 14px 0;
}
.card h2 { margin: 0 0 8px; font-size: 17px; }
.chart-sub { margin: 0 0 10px; color: var(--text-secondary); font-size: 13px; }
.chart-key {
  margin: 0 0 8px;
  color: var(--text-secondary);
  font-size: 13px;
  display: flex;
  gap: 14px;
  align-items: center;
}
.key-swatch {
  display: inline-block;
  width: 12px; height: 12px;
  border-radius: 3px;
  margin-right: 5px;
  vertical-align: -1px;
}
.key-swatch.win { background: var(--win); }
.key-swatch.loss { background: var(--loss); }

.chart svg { width: 100%; height: auto; display: block; }
svg .grid { stroke: var(--grid); stroke-width: 1; }
svg .baseline { stroke: var(--baseline); stroke-width: 1; }
svg .tick { fill: var(--muted); font-size: 11px; font-variant-numeric: tabular-nums; }
svg .win { fill: var(--win); }
svg .loss { fill: var(--loss); }
svg .series { stroke: var(--series-1); stroke-width: 2; fill: none;
              stroke-linejoin: round; stroke-linecap: round; }
svg .end-dot { fill: var(--series-1); stroke: var(--surface-1); stroke-width: 2; }
svg .end-label { fill: var(--text-primary); font-size: 13px; font-weight: 600; }
svg .hit, svg .hit-dot { fill: transparent; }
svg .hit:hover { fill: var(--text-primary); opacity: 0.06; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th {
  text-align: left;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 12px;
  border-bottom: 1px solid var(--baseline);
  padding: 6px 8px;
}
td { padding: 6px 8px; border-bottom: 1px solid var(--grid); }
tr:last-child td { border-bottom: none; }
th.num, td.num { text-align: right; font-variant-numeric: tabular-nums; }
tr.me td { font-weight: 600; background: color-mix(in srgb, var(--series-1) 8%, transparent); }

.site-footer {
  border-top: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 13px;
  max-width: 1020px;
  margin: 0 auto;
  padding: 16px 20px 32px;
}

#tip {
  position: fixed;
  display: none;
  background: var(--text-primary);
  color: var(--page);
  font-size: 12.5px;
  padding: 5px 9px;
  border-radius: 6px;
  pointer-events: none;
  white-space: nowrap;
  z-index: 10;
}