:root {
  color-scheme: light;
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #898781;
  --grid: #e1e0d9;
  --axis: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  --series-1: #2a78d6;   /* net commission / positive */
  --series-2: #eb6834;   /* ad cost */
  --negative: #e34948;   /* loss */
  --good: #006300;
  --bad: #d03b3b;
  --radius: 12px;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:where(:not([data-theme="light"])) {
    color-scheme: dark;
    --page: #0d0d0d;
    --surface: #1a1a19;
    --ink: #f0efec;
    --ink-2: #c3c2b7;
    --grid: #2c2c2a;
    --axis: #383835;
    --border: rgba(255, 255, 255, 0.10);
    --series-1: #3987e5;
    --series-2: #d95926;
    --negative: #e66767;
    --good: #0ca30c;
    --bad: #e66767;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0d0d0d; --surface: #1a1a19; --ink: #f0efec; --ink-2: #c3c2b7;
  --grid: #2c2c2a; --axis: #383835; --border: rgba(255, 255, 255, 0.10);
  --series-1: #3987e5; --series-2: #d95926; --negative: #e66767; --good: #0ca30c; --bad: #e66767;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--page); color: var(--ink); font-size: 14px; line-height: 1.4; }

.topbar {
  position: sticky; top: 0; z-index: 2;
  display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: center; justify-content: space-between;
  padding: 12px 16px; background: var(--surface); border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.brand h1 { font-size: 18px; margin: 0; font-weight: 650; }
.freshness { color: var(--muted); font-size: 12px; }
.freshness.stale { color: var(--bad); }

.filters { display: flex; flex-wrap: wrap; gap: 8px 12px; align-items: center; }
.filters label { display: flex; gap: 6px; align-items: center; color: var(--ink-2); font-size: 13px; }
select, input, button {
  font: inherit; color: var(--ink); background: var(--page);
  border: 1px solid var(--border); border-radius: 8px; padding: 6px 8px;
}
button { cursor: pointer; min-width: 34px; }
button:hover, select:hover { border-color: var(--axis); }

main { max-width: 1280px; margin: 0 auto; padding: 16px; display: grid; gap: 16px; }

.alert {
  padding: 10px 12px; border-radius: var(--radius); border: 1px solid var(--bad);
  color: var(--ink); background: color-mix(in srgb, var(--bad) 8%, var(--surface));
}

.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; }
.kpi { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; }
.kpi h2 { margin: 0 0 6px; font-size: 12px; font-weight: 500; color: var(--ink-2); text-transform: uppercase; letter-spacing: .04em; }
.kpi p { margin: 0; font-size: 26px; font-weight: 650; }
.kpi small { color: var(--muted); font-size: 12px; }
.pos { color: var(--good); }
.neg { color: var(--bad); }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; min-width: 0; }
.card > header { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; margin-bottom: 8px; }
.card h2 { margin: 0; font-size: 15px; font-weight: 600; }
.hint { color: var(--muted); font-size: 12px; }
.chart { position: relative; height: 280px; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 16px; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
th, td { padding: 8px 10px; border-bottom: 1px solid var(--grid); text-align: left; white-space: nowrap; }
th { color: var(--ink-2); font-weight: 500; font-size: 12px; }
td.num, th.num { text-align: right; }
tbody tr:hover { background: color-mix(in srgb, var(--series-1) 6%, transparent); }

.foot { max-width: 1280px; margin: 0 auto; padding: 8px 16px 24px; color: var(--muted); font-size: 12px; }

@media (max-width: 600px) {
  .kpi p { font-size: 22px; }
  .chart { height: 240px; }
}