/* Pricewatch UI — clean, dense, data-table-first. Self-hosted, no CDN. */
:root {
  --bg: #f4f5f7;
  --panel: #ffffff;
  --ink: #1a1d21;
  --muted: #6b7280;
  --line: #e2e5ea;
  --line-strong: #cbd1da;
  --accent: #2563eb;
  --accent-ink: #ffffff;
  --good: #16a34a;
  --good-bg: #e7f6ec;
  --bad: #dc2626;
  --bad-bg: #fbe9e9;
  --eq: #6b7280;
  --eq-bg: #eef0f3;
  --radius: 8px;
  --shadow: 0 1px 2px rgba(16,24,40,.06), 0 1px 3px rgba(16,24,40,.08);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, "Noto Sans", sans-serif;
  font-size: 14px;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.45;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---- top bar ---- */
.topbar {
  display: flex; align-items: center; gap: 24px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  padding: 0 20px; height: 52px;
  position: sticky; top: 0; z-index: 30;
}
.brand a { font-weight: 700; font-size: 16px; color: var(--ink); }
.mainnav { display: flex; gap: 4px; flex: 1; }
.mainnav a {
  color: var(--muted); padding: 7px 12px; border-radius: 6px; font-weight: 500;
}
.mainnav a:hover { background: var(--bg); text-decoration: none; color: var(--ink); }
.mainnav a.on { color: var(--ink); background: var(--eq-bg); }
.userbox { display: flex; align-items: center; gap: 12px; color: var(--muted); }
.userbox .who { font-weight: 500; }
.logout { color: var(--muted); }

/* ---- layout ---- */
.wrap { max-width: 1100px; margin: 0 auto; padding: 20px; }
.wrap.wide { max-width: 100%; padding: 20px 24px; }
.page-h { font-size: 22px; margin: 0 0 16px; }
.page-head { display: flex; align-items: center; justify-content: space-between; }
.page-actions { display: flex; gap: 8px; }
.crumb { margin: 0 0 4px; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.pad { padding: 24px !important; text-align: center; }

/* ---- cards ---- */
.card {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 16px 18px; margin-bottom: 18px;
}
.card h2 { font-size: 15px; margin: 0 0 12px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; margin-bottom: 18px; }
.card.stat { text-align: center; padding: 20px; }
.stat-n { font-size: 30px; font-weight: 700; letter-spacing: -.5px; }
.stat-l { color: var(--muted); font-size: 12px; margin-top: 4px; }
.more { margin: 10px 0 0; text-align: right; font-size: 13px; }

/* ---- tables ---- */
/* The wrapper is the scroll container on BOTH axes: wide tables must never
   scroll the page body horizontally (the topbar only spans the viewport), and
   any overflow != visible ancestor becomes the sticky thead's scrollport — a
   viewport-relative top offset (52px navbar) would just paint the header 52px
   down INSIDE the wrapper, over the first row. */
.tablewrap { overflow: auto; max-height: calc(100vh - 190px);
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow); }
table.grid { width: 100%; border-collapse: collapse; font-size: 13px; }
table.grid th, table.grid td {
  padding: 7px 10px; text-align: left; border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
table.grid thead th {
  background: #fafbfc; color: var(--muted); font-weight: 600; font-size: 12px;
  text-transform: uppercase; letter-spacing: .3px; border-bottom: 1px solid var(--line-strong);
}
table.grid tbody tr:hover { background: #f8fafc; }
table.grid .num { text-align: right; font-variant-numeric: tabular-nums; }
table.grid .good { color: var(--good); font-weight: 600; }
table.grid .bad { color: var(--bad); font-weight: 600; }

/* card-embedded tables get no double border */
.card > table.grid { border: 0; }

/* sticky header for long tables — sticks to the top of the .tablewrap
   scrollport (top:0), NOT the viewport. box-shadow stands in for the bottom
   border, which border-collapse drops from stuck headers while scrolling. */
table.grid.sticky thead th, table.compare thead th {
  position: sticky; top: 0; z-index: 10;
  box-shadow: 0 1px 0 var(--line-strong);
}

/* ---- compare table ---- */
.compare .col-prod { min-width: 260px; white-space: normal; }
.compare .pname { font-weight: 500; }
.compare .pname a { color: var(--ink); }
.compare .pmeta { font-size: 11px; color: var(--muted); }
.compare .ourprice { font-weight: 600; }
.compare .col-comp { min-width: 96px; }
.compare .cprice { font-variant-numeric: tabular-nums; }
.compare .oos { color: var(--bad); font-weight: 700; margin-left: 3px; }

/* ---- delta badges ---- */
.badge {
  display: inline-block; padding: 1px 6px; border-radius: 10px; font-size: 11px;
  font-weight: 600; font-variant-numeric: tabular-nums;
}
.badge.cheaper { background: var(--good-bg); color: var(--good); }   /* we win */
.badge.pricier { background: var(--bad-bg); color: var(--bad); }     /* we lose */
.badge.equal   { background: var(--eq-bg); color: var(--eq); }
.badge.na      { background: transparent; color: var(--line-strong); }

/* ---- pills (run/match status) ---- */
.pill { display: inline-block; padding: 1px 8px; border-radius: 10px; font-size: 11px; font-weight: 600; text-transform: capitalize; background: var(--eq-bg); color: var(--eq); }
.pill-matched, .pill-ok, .pill-done, .pill-success { background: var(--good-bg); color: var(--good); }
.pill-failed, .pill-error, .pill-rejected { background: var(--bad-bg); color: var(--bad); }
.pill-pending, .pill-running, .pill-not_found { background: #fef3c7; color: #b45309; }

/* ---- position bar ---- */
.bar { display: flex; height: 10px; border-radius: 5px; overflow: hidden; min-width: 140px; background: var(--eq-bg); }
.bar-good { background: var(--good); }
.bar-eq { background: var(--line-strong); }
.bar-bad { background: var(--bad); }
.minibar { display: inline-block; width: 70px; height: 7px; border-radius: 4px; background: var(--eq-bg); vertical-align: middle; margin-right: 6px; overflow: hidden; }
.minibar span { display: block; height: 100%; background: var(--accent); }

/* ---- filters ---- */
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; align-items: center; }
.filters input, .filters select {
  padding: 6px 9px; border: 1px solid var(--line-strong); border-radius: 6px;
  font-size: 13px; background: var(--panel); color: var(--ink);
}
.filters input[type=search] { min-width: 200px; }

/* ---- buttons / forms ---- */
button, .btn {
  display: inline-block; padding: 6px 12px; border-radius: 6px; border: 1px solid transparent;
  background: var(--accent); color: var(--accent-ink); font-size: 13px; font-weight: 500;
  cursor: pointer; font-family: inherit;
}
button:hover, .btn:hover { filter: brightness(.95); text-decoration: none; }
.btn.ghost { background: var(--panel); color: var(--ink); border-color: var(--line-strong); }
.btn.tiny { padding: 3px 8px; font-size: 12px; }
.btn.danger, button.danger { background: var(--bad); }
input, select { font-family: inherit; }

/* ---- pager ---- */
.pager { display: flex; align-items: center; justify-content: space-between; margin-top: 14px; }
.pinfo { color: var(--muted); font-size: 13px; }
.plinks { display: flex; gap: 8px; }

/* ---- product detail ---- */
.pmeta.big { color: var(--muted); margin-top: -8px; }
.ok { background: var(--good-bg); color: var(--good); padding: 8px 12px; border-radius: 6px; margin-bottom: 14px; }
.err { background: var(--bad-bg); color: var(--bad); padding: 8px 12px; border-radius: 6px; margin-bottom: 12px; }
.url a { font-size: 12px; }
.manualmatch { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.manualmatch input[type=url] { flex: 1; min-width: 260px; padding: 6px 9px; border: 1px solid var(--line-strong); border-radius: 6px; }
.manualmatch select { padding: 6px 9px; border: 1px solid var(--line-strong); border-radius: 6px; }

/* ---- svg chart ---- */
.chartwrap { display: flex; gap: 20px; flex-wrap: wrap; align-items: flex-start; }
.pricechart { width: 100%; max-width: 720px; height: auto; }
.pricechart .axis { stroke: var(--line-strong); stroke-width: 1; }
.pricechart .gridline { stroke: var(--line); stroke-width: 1; }
.pricechart .ylab { fill: var(--muted); font-size: 10px; text-anchor: end; }
.pricechart .xlab { fill: var(--muted); font-size: 10px; text-anchor: middle; }
.legend { list-style: none; margin: 0; padding: 0; font-size: 13px; min-width: 160px; }
.legend li { display: flex; align-items: center; gap: 8px; padding: 3px 0; }
.legend .swatch { width: 12px; height: 12px; border-radius: 3px; display: inline-block; }
.legend b { margin-left: auto; font-variant-numeric: tabular-nums; }

/* ---- shipping grid ---- */
.ship input { width: 100%; min-width: 90px; padding: 5px 7px; border: 1px solid var(--line); border-radius: 5px; font-size: 12px; }
.ship input.narrow { min-width: 70px; }
.ship input.src { min-width: 120px; }
.ship .srclink { margin-left: 4px; }
.ship .owner { font-weight: 500; }

/* ---- runs stats ---- */
.stats pre { margin: 6px 0 0; background: #0f172a; color: #e2e8f0; padding: 10px; border-radius: 6px; font-size: 12px; overflow-x: auto; max-width: 480px; }
.stats summary { cursor: pointer; color: var(--accent); }

/* ---- login ---- */
.login-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; background: var(--bg); }
.login-card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  box-shadow: var(--shadow); padding: 28px; width: 320px; display: flex; flex-direction: column; gap: 12px;
}
.login-card h1 { margin: 0; font-size: 22px; text-align: center; }
.login-card .sub { margin: 0 0 8px; text-align: center; color: var(--muted); font-size: 13px; }
.login-card label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--muted); }
.login-card input { padding: 8px 10px; border: 1px solid var(--line-strong); border-radius: 6px; font-size: 14px; }
.login-card button { margin-top: 6px; padding: 9px; font-size: 14px; }