:root {
  color-scheme: light;
  --surface-0: #f4f4f2;
  --surface-1: #fcfcfb;
  --surface-2: #ffffff;
  --border: #dddcd7;
  --grid: #ecebe7;
  --text-primary: #0b0b0b;
  --text-secondary: #52514e;
  --text-muted: #73726c;
  --accent: #2a78d6;
  --series-1: #2a78d6;
  --series-2: #eb6834;
  --series-3: #1baf7a;
  --series-4: #eda100;
  --series-5: #e87ba4;
  --series-6: #008300;
  --good-bg: #e3f4e3;
  --good-fg: #0b5d0b;
  --best-bg: #e6effb;
  --best-fg: #1b4f8f;
  --bad-fg: #b42222;
  --tag-bg: #efeeea;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --surface-0: #121211;
    --surface-1: #1a1a19;
    --surface-2: #232321;
    --border: #3a3936;
    --grid: #2b2b29;
    --text-primary: #f0efec;
    --text-secondary: #c3c2b7;
    --text-muted: #9a998f;
    --accent: #6fa8ee;
    --series-1: #3987e5;
    --series-2: #d95926;
    --series-3: #199e70;
    --series-4: #c98500;
    --series-5: #d55181;
    --series-6: #008300;
    --good-bg: #173117;
    --good-fg: #9fdc9f;
    --best-bg: #172a43;
    --best-fg: #a9c9f3;
    --bad-fg: #f08a8a;
    --tag-bg: #2b2b29;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --surface-0: #121211;
  --surface-1: #1a1a19;
  --surface-2: #232321;
  --border: #3a3936;
  --grid: #2b2b29;
  --text-primary: #f0efec;
  --text-secondary: #c3c2b7;
  --text-muted: #9a998f;
  --accent: #6fa8ee;
  --series-1: #3987e5;
  --series-2: #d95926;
  --series-3: #199e70;
  --series-4: #c98500;
  --series-5: #d55181;
  --series-6: #008300;
  --good-bg: #173117;
  --good-fg: #9fdc9f;
  --best-bg: #172a43;
  --best-fg: #a9c9f3;
  --bad-fg: #f08a8a;
  --tag-bg: #2b2b29;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--surface-0);
  color: var(--text-primary);
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.5rem; margin: 0 0 .25rem; }
h2 { font-size: 1.1rem; margin: 1.5rem 0 .5rem; }
pre { background: var(--surface-2); border: 1px solid var(--border); padding: .75rem; border-radius: 6px; }

.topbar {
  display: flex; flex-wrap: wrap; align-items: center; gap: .5rem 1.5rem;
  padding: .75rem 16px; background: var(--surface-1); border-bottom: 1px solid var(--border);
}
.brand { font-weight: 700; color: var(--text-primary); }
.topbar nav { display: flex; flex-wrap: wrap; gap: 1rem; }
.market-switch, .market-name { margin-left: auto; color: var(--text-secondary); }
main { max-width: 1280px; margin: 0 auto; padding: 1.25rem 16px 3rem; }

.page-head { margin-bottom: 1rem; }
.muted { color: var(--text-muted); }
.small { font-size: .85em; }
.strong { font-weight: 600; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

.filters {
  display: flex; flex-wrap: wrap; align-items: end; gap: .75rem;
  padding: .75rem; margin-bottom: 1rem;
  background: var(--surface-1); border: 1px solid var(--border); border-radius: 8px;
}
.filters label { display: flex; flex-direction: column; gap: .2rem; font-size: .8rem; color: var(--text-secondary); }
.filters label.grow { flex: 1 1 180px; }
.filters label.check { flex-direction: row; align-items: center; gap: .4rem; padding-bottom: .45rem; }
select, input[type=search], button {
  font: inherit; color: var(--text-primary); background: var(--surface-2);
  border: 1px solid var(--border); border-radius: 6px; padding: .35rem .5rem;
}
button { cursor: pointer; background: var(--accent); color: #fff; border-color: transparent; }

.table-wrap { overflow-x: auto; background: var(--surface-1); border: 1px solid var(--border); border-radius: 8px; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: .5rem .65rem; text-align: left; vertical-align: top; border-bottom: 1px solid var(--grid); }
th { font-size: .8rem; font-weight: 600; color: var(--text-secondary); background: var(--surface-1); position: sticky; top: 0; }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--surface-2); }
.num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.img-col { width: 64px; }
.img-col img { display: block; object-fit: contain; background: #fff; border-radius: 4px; }
.offers .name { font-weight: 600; }
.desc { color: var(--text-secondary); font-size: .85em; max-width: 42ch; }
td.best { font-weight: 700; color: var(--best-fg); }

.tag {
  display: inline-block; margin: .15rem .25rem 0 0; padding: .05rem .45rem;
  font-size: .75rem; border-radius: 999px; background: var(--tag-bg); color: var(--text-secondary);
}
.tag-best { background: var(--best-bg); color: var(--best-fg); }
.tag-good { background: var(--good-bg); color: var(--good-fg); }
.status-ok { color: var(--good-fg); }
.status-error { color: var(--bad-fg); font-weight: 600; }

.product-head { display: flex; gap: 1rem; align-items: center; margin-bottom: 1rem; }
.product-head img { object-fit: contain; background: #fff; border-radius: 6px; flex: none; }
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: .75rem; }
.tile { background: var(--surface-1); border: 1px solid var(--border); border-radius: 8px; padding: .75rem 1rem; }
.tile-label { font-size: .8rem; color: var(--text-secondary); }
.tile-value { font-size: 1.35rem; font-weight: 650; font-variant-numeric: tabular-nums; }
.chart-card { background: var(--surface-1); border: 1px solid var(--border); border-radius: 8px; padding: .75rem 1rem 1rem; margin-top: 1rem; }
.chart-card h2 { margin-top: .25rem; }
.chart-box { position: relative; height: 280px; }

@media (max-width: 640px) {
  .desc { max-width: none; }
  .col-cat { display: none; }
  .product-head img { width: 80px; height: 80px; }
}

.card { background: var(--surface-1); border: 1px solid var(--border); border-radius: 8px; padding: .75rem 1rem 1rem; margin: 1rem 0; }
.card h2 { margin-top: .25rem; }
.bookmarklet, .button-link {
  display: inline-block; padding: .55rem 1rem; border-radius: 999px; font-weight: 600;
  background: var(--accent); color: #fff; text-decoration: none; cursor: grab;
}
.button-link { cursor: pointer; border-radius: 6px; }
.bookmarklet:hover, .button-link:hover { text-decoration: none; filter: brightness(1.08); }
textarea.code {
  width: 100%; font: .75rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  color: var(--text-secondary); background: var(--surface-2); border: 1px solid var(--border); border-radius: 6px;
}
kbd { font: .8em ui-monospace, monospace; padding: 0 .3em; border: 1px solid var(--border); border-radius: 4px; background: var(--surface-2); }
.small-value { font-size: 1.05rem; }

.group-row td { background: var(--surface-2); border-top: 2px solid var(--border); }
.group-row .name { font-size: 1.05rem; }
.offer-row td:first-child { padding-left: 1.5rem; }
.retailer-dot { display: inline-block; width: .6rem; height: .6rem; border-radius: 50%; margin-right: .4rem; vertical-align: middle; }
.chips { display: flex; flex-wrap: wrap; gap: .3rem; }
.chip { display: inline-block; padding: .1rem .5rem; border-radius: 999px; background: var(--tag-bg); color: var(--text-primary); font-size: .85rem; }
.chip.unsure { outline: 1px dashed var(--text-muted); }
.inline-form { display: flex; flex-wrap: wrap; gap: .4rem; align-items: center; margin-top: .4rem; }
.inline-form input[type=text] { flex: 1 1 260px; font: inherit; color: var(--text-primary); background: var(--surface-2); border: 1px solid var(--border); border-radius: 6px; padding: .35rem .5rem; }
button.secondary { background: var(--surface-2); color: var(--text-primary); border-color: var(--border); }
.review-item { padding: .75rem 0; border-bottom: 1px solid var(--grid); }
.review-item:last-child { border-bottom: none; }