:root {
  color-scheme: light dark;
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #898781;
  --grid: #e1e0d9;
  --axis: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  --cat-training: #2a78d6;
  --cat-search: #eb6834;
  --cat-user-fetch: #1baf7a;
  --cat-other: #eda100;
  --gray-bar: #b0aea6;
  --wash: rgba(11, 11, 11, 0.04);
}

@media (prefers-color-scheme: dark) {
  :root {
    --page: #0d0d0d;
    --surface: #1a1a19;
    --ink: #ffffff;
    --ink-2: #c3c2b7;
    --muted: #898781;
    --grid: #2c2c2a;
    --axis: #383835;
    --border: rgba(255, 255, 255, 0.10);
    --cat-training: #3987e5;
    --cat-search: #d95926;
    --cat-user-fetch: #199e70;
    --cat-other: #c98500;
    --gray-bar: #5d5c57;
    --wash: rgba(255, 255, 255, 0.05);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
}

main {
  max-width: 1040px;
  margin: 0 auto;
  padding: 40px 20px 64px;
  transition: opacity 0.2s;
}
main.loading { opacity: 0.6; }

a { color: inherit; }

.eyebrow { margin: 0 0 8px; color: var(--ink-2); font-weight: 600; letter-spacing: 0.01em; }

.hero { display: flex; align-items: baseline; gap: 16px; flex-wrap: wrap; }
.hero-fig { font-size: 72px; line-height: 1; font-weight: 650; letter-spacing: -0.02em; }
.hero-cap { font-size: 20px; color: var(--ink-2); }

.lede { margin: 16px 0 4px; max-width: 70ch; color: var(--ink-2); font-size: 16px; }
.meta { margin: 0; color: var(--ink-2); font-size: 13px; }

.tiles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 12px;
  margin: 28px 0 16px;
}
.tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 18px;
}
.tile-label { color: var(--ink-2); font-size: 13px; }
.tile-value { font-size: 30px; font-weight: 600; line-height: 1.2; margin-top: 2px; }
.tile-sub { color: var(--ink-2); font-size: 13px; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px 22px 22px;
  margin-bottom: 16px;
  min-width: 0;
}
.card h2 { margin: 0; font-size: 17px; font-weight: 600; }
.sub { margin: 2px 0 14px; color: var(--ink-2); font-size: 13px; max-width: 80ch; }

.key { display: inline-block; width: 10px; height: 10px; border-radius: 2px; vertical-align: baseline; }
.k-training { background: var(--cat-training); }
.k-search { background: var(--cat-search); }
.k-user-fetch { background: var(--cat-user-fetch); }
.k-other { background: var(--cat-other); }

.legend { list-style: none; display: flex; flex-wrap: wrap; gap: 6px 24px; padding: 0; margin: 0 0 12px; }
.legend li { display: grid; grid-template-columns: auto auto 1fr; column-gap: 6px; align-items: baseline; }
.legend-name { font-weight: 600; }
.legend-n { color: var(--ink-2); font-variant-numeric: tabular-nums; }
.legend-desc { grid-column: 2 / 4; color: var(--ink-2); font-size: 12px; max-width: 28ch; }

.chart-scroll { overflow-x: auto; }
.chart { display: block; width: 100%; min-width: 560px; height: auto; }
.chart .grid { stroke: var(--grid); stroke-width: 1; }
.chart .axis { stroke: var(--axis); stroke-width: 1; }
.chart .tick { fill: var(--muted); font-size: 11px; }
.chart .peak { fill: var(--ink); font-size: 12px; font-weight: 600; }
.chart .seg-training { fill: var(--cat-training); }
.chart .seg-search { fill: var(--cat-search); }
.chart .seg-user-fetch { fill: var(--cat-user-fetch); }
.chart .seg-other { fill: var(--cat-other); }
.chart .hit { fill: transparent; outline: none; }
.chart .day:hover .seg, .chart .day:focus-within .seg { filter: brightness(1.12); }
.chart .hit:focus-visible { stroke: var(--ink); stroke-width: 1.5; }

.table-view { margin-top: 12px; }
.table-view summary { cursor: pointer; color: var(--ink-2); font-size: 13px; }

.table-scroll { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { padding: 8px 10px; text-align: left; vertical-align: middle; border-bottom: 1px solid var(--grid); }
th { color: var(--ink-2); font-size: 12px; font-weight: 600; white-space: nowrap; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--wash); }
.r { text-align: right; font-variant-numeric: tabular-nums; }
.strong { font-weight: 600; }
.faint { color: var(--ink-2); font-size: 12px; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; }
.ua { word-break: break-all; max-width: 520px; }

.barcell { display: flex; align-items: center; gap: 10px; min-width: 180px; }
.bar { flex: 1; height: 10px; min-width: 60px; }
.fill { display: block; height: 100%; min-width: 2px; border-radius: 0 4px 4px 0; }
.val { min-width: 4ch; text-align: right; font-variant-numeric: tabular-nums; }
.f-training { background: var(--cat-training); }
.f-search { background: var(--cat-search); }
.f-user-fetch { background: var(--cat-user-fetch); }
.f-other { background: var(--cat-other); }
.f-gray { background: var(--gray-bar); }

.barlist { list-style: none; margin: 0; padding: 0; }
.barlist li { display: flex; align-items: center; gap: 10px; padding: 6px 0; border-bottom: 1px solid var(--grid); }
.barlist li:last-child { border-bottom: 0; }
.barlist .label { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* Fixed layout keeps the head table and the expandable tail table aligned. */
table.pages { table-layout: fixed; min-width: 640px; }
.pages col.c-req { width: 230px; }
.pages col.c-agents { width: 32%; }
.pages col.c-last { width: 120px; }
.pages td.pg-path, .pages td.pg-agents { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.filters { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin: 0 0 12px; }
.filters input, .filters select {
  font: inherit; font-size: 13px; color: var(--ink); background: var(--page);
  border: 1px solid var(--axis); border-radius: 6px; padding: 6px 10px;
}
.filters input { flex: 1 1 240px; max-width: 360px; }
.filters input:focus-visible, .filters select:focus-visible { outline: 2px solid var(--ink); outline-offset: 1px; }
.filtering .more summary { display: none; }
.more { border-top: 1px solid var(--grid); }
.more summary { cursor: pointer; padding: 10px; color: var(--ink-2); font-size: 13px; }
.more .when-open, .more[open] .when-closed { display: none; }
.more[open] .when-open { display: inline; }

.nav { display: flex; gap: 16px; margin: 0 0 16px; font-size: 13px; }
.nav a { color: var(--ink-2); }
.ranges { display: inline-flex; gap: 2px; margin: 20px 0 0; padding: 2px; border: 1px solid var(--border); border-radius: 8px; background: var(--surface); }
.ranges a { padding: 4px 12px; border-radius: 6px; color: var(--ink-2); text-decoration: none; font-size: 13px; }
.ranges a[aria-current] { background: var(--ink); color: var(--page); }

.foot { color: var(--ink-2); font-size: 13px; max-width: 80ch; }

#tip {
  position: fixed;
  z-index: 10;
  pointer-events: none;
  background: var(--surface);
  color: var(--ink);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.18);
  padding: 10px 12px;
  font-size: 13px;
  min-width: 180px;
}
#tip[hidden] { display: none; }
#tip .tip-title { font-weight: 600; margin-bottom: 6px; }
#tip .tip-row { display: flex; align-items: center; gap: 8px; line-height: 1.7; }
#tip .tip-key { width: 12px; height: 3px; border-radius: 2px; }
#tip .tip-val { font-weight: 600; margin-left: auto; padding-left: 16px; font-variant-numeric: tabular-nums; }
#tip .tip-name { color: var(--ink-2); }
#tip .tip-note { margin-top: 6px; padding-top: 6px; border-top: 1px solid var(--grid); color: var(--ink-2); font-size: 12px; }

/* Hosted pages: account, sites and settings. */
main.narrow { max-width: 680px; }
.appbar { display: flex; align-items: center; gap: 12px; margin-bottom: 32px; }
.appbar .brand { font-weight: 650; text-decoration: none; margin-right: auto; }
.appbar form { margin: 0; }
h1 { font-size: 24px; margin: 0 0 8px; }
h2 { font-size: 17px; margin: 32px 0 8px; }
.form { display: grid; gap: 14px; margin: 12px 0; }
.form.inline { grid-auto-flow: column; align-items: end; justify-content: start; }
.form label { display: grid; gap: 4px; font-size: 14px; font-weight: 600; }
.form label .faint { font-weight: 400; }
.form input, .form select, .form textarea {
  font: inherit; font-weight: 400; color: var(--ink); background: var(--surface);
  border: 1px solid var(--axis); border-radius: 6px; padding: 8px 10px; width: 100%;
}
.form textarea { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; }
.form input:focus-visible, .form select:focus-visible, .form textarea:focus-visible { outline: 2px solid var(--ink); outline-offset: 1px; }
.btn { font: inherit; font-weight: 600; cursor: pointer; justify-self: start; padding: 8px 16px; border-radius: 6px; border: 1px solid var(--ink); background: var(--ink); color: var(--page); }
.btn.danger { background: transparent; color: #c0392b; border-color: #c0392b; }
.linkbtn { font: inherit; font-size: 13px; cursor: pointer; background: none; border: 0; padding: 0; color: var(--ink-2); text-decoration: underline; }
.err { margin: 0 0 16px; padding: 10px 12px; border: 1px solid #c0392b; border-radius: 8px; color: #c0392b; }
.notice { margin: 12px 0; padding: 4px 14px; border: 1px solid var(--cat-user-fetch); border-radius: 8px; }
pre.code { margin: 8px 0; padding: 12px; overflow-x: auto; background: var(--wash); border-radius: 8px; font-size: 12.5px; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.92em; }
.sitelist { list-style: none; margin: 0 0 8px; padding: 0; }
.sitelist li { display: flex; gap: 12px; align-items: baseline; padding: 10px 0; border-bottom: 1px solid var(--grid); }
.sitelist li > :nth-child(2) { margin-right: auto; }