: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);
  --web: #2a78d6;      /* categorical slot 1: websites */
  --social: #eb6834;   /* categorical slot 2: social */
  --good: #006300;
  --bad: #d03b3b;
}
@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --page: #0d0d0d;
    --surface: #1a1a19;
    --ink: #f0efec;
    --ink-2: #c3c2b7;
    --grid: #2c2c2a;
    --axis: #383835;
    --border: rgba(255, 255, 255, 0.10);
    --web: #3987e5;
    --social: #d95926;
    --good: #0ca30c;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--page); color: var(--ink);
  font: 16px/1.45 system-ui, -apple-system, "Segoe UI", sans-serif;
}
main { max-width: 1100px; margin: 0 auto; padding: 16px; display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; }
#dash { display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; }
h1 { font-size: 1.25rem; margin: 0; }
h2 { font-size: 1rem; margin: 0; font-weight: 600; }
h2.section { margin: 8px 0 12px; }
.muted { color: var(--muted); font-size: .85rem; }
.top { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.top-right { display: flex; align-items: center; gap: 12px; }
.banner { margin: 0; padding: 8px 12px; border: 1px solid var(--border); border-radius: 8px; background: var(--surface); color: var(--ink-2); }
.error { color: var(--bad); margin: 0; }
button { font: inherit; cursor: pointer; }
button.ghost { background: none; border: 1px solid var(--border); color: var(--ink-2); border-radius: 8px; padding: 6px 10px; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 16px; }
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 8px; }

.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; }
.tile { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px; }
.tile .label { color: var(--ink-2); font-size: .85rem; }
.tile .value { font-size: 2rem; font-weight: 600; line-height: 1.2; margin: 2px 0; }
.delta { font-size: .85rem; color: var(--muted); }
.delta.up { color: var(--good); }
.delta.down { color: var(--bad); }

@media (max-width: 520px) {
  .tiles { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
  .tile { padding: 10px; }
  .tile .value { font-size: 1.4rem; }
  .tile .label, .delta { font-size: .75rem; }
}

.seg { display: inline-flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.seg button { background: none; border: 0; color: var(--ink-2); padding: 6px 12px; }
.seg button[aria-checked="true"] { background: var(--ink); color: var(--surface); }
.seg button:focus-visible, button:focus-visible, summary:focus-visible { outline: 2px solid var(--web); outline-offset: 2px; }

.legend { display: flex; gap: 16px; color: var(--ink-2); font-size: .85rem; min-height: 1.2em; margin-bottom: 4px; }
.legend i { display: inline-block; width: 14px; height: 2px; margin-right: 6px; vertical-align: middle; }
.chart { position: relative; width: 100%; height: 240px; touch-action: pan-y; }
.chart svg { display: block; }
.tip { position: absolute; pointer-events: none; background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 6px 10px; font-size: .85rem; box-shadow: 0 2px 8px rgba(0,0,0,.12); white-space: nowrap; z-index: 2; }
.tip b { font-weight: 600; }
.tip .row { display: flex; align-items: center; gap: 6px; }
.tip .row i { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }

.table-view { margin-top: 8px; color: var(--ink-2); font-size: .9rem; }
.table-view summary { cursor: pointer; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--grid); }
th { color: var(--ink-2); font-weight: 500; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.table-wrap { overflow-x: auto; }
td.cap { max-width: 28ch; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; }
.brand { margin: 12px 0 8px; font-size: .85rem; color: var(--ink-2); font-weight: 600; }
.pcard { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 12px 14px; }
.pcard .name { color: var(--ink-2); font-size: .85rem; }
.pcard .value { font-size: 1.5rem; font-weight: 600; margin: 2px 0 6px; }
.pcard .sub { color: var(--muted); font-size: .75rem; }
.pcard svg { display: block; width: 100%; height: 36px; }
.empty { color: var(--muted); margin: 8px 0 0; }
.foot { margin: 0; }

.login { max-width: 22rem; margin: 3rem auto; display: grid; gap: 12px; }
.login input { width: 100%; padding: 10px; font: inherit; background: var(--page); color: var(--ink); border: 1px solid var(--border); border-radius: 8px; }
.login button { padding: 10px; border: 0; border-radius: 8px; background: var(--ink); color: var(--surface); }