:root {
  --bg: #f5f6f8;
  --surface: #ffffff;
  --border: #dde1e6;
  --text: #1c2128;
  --text-dim: #57606a;
  --accent: #2f6fed;
  --good: #1a7f4e;
  --good-bg: #e6f6ee;
  --warn: #a15c00;
  --warn-bg: #fdf1de;
  --bad: #b3261e;
  --bad-bg: #fbe9e7;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171c;
    --surface: #1c2129;
    --border: #2c333d;
    --text: #e6e9ef;
    --text-dim: #9aa4b2;
    --accent: #6d9bff;
    --good: #4fd48b;
    --good-bg: #113123;
    --warn: #e0a94a;
    --warn-bg: #35280e;
    --bad: #f0827a;
    --bad-bg: #3a1c19;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  line-height: 1.45;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0.75rem 1.5rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text);
}

.trade-tabs {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.9rem;
  text-transform: capitalize;
}

.trade-tabs a { color: var(--text-dim); padding: 0.25rem 0; border-bottom: 2px solid transparent; }
.trade-tabs a.active { color: var(--accent); border-bottom-color: var(--accent); }
.trade-tabs .unmatched-link { margin-left: auto; }

.content { max-width: 1100px; margin: 0 auto; padding: 1.5rem; }

h1 { font-size: 1.4rem; margin: 0 0 1rem; }
h2 { font-size: 1.05rem; margin: 2rem 0 0.75rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.04em; }

.count { font-weight: 400; color: var(--text-dim); font-size: 1rem; }

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.75rem;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.9rem 1rem;
}

.stat-card.good { border-color: var(--good); }
.stat-card.warn { border-color: var(--warn); }

.stat-value { font-size: 1.6rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.stat-label { color: var(--text-dim); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.03em; }

.trade-cards { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.trade-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem 1.25rem;
  text-transform: capitalize;
  font-weight: 600;
  color: var(--text);
}
.trade-card:hover { border-color: var(--accent); text-decoration: none; }

.filters {
  display: flex;
  gap: 1.25rem;
  align-items: end;
  margin-bottom: 1.25rem;
  padding: 0.9rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  flex-wrap: wrap;
}
.filters label { display: flex; flex-direction: column; gap: 0.3rem; font-size: 0.8rem; color: var(--text-dim); }
.filters select, .filters input[type=text] {
  padding: 0.35rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
}
.filters label.checkbox { flex-direction: row; align-items: center; gap: 0.4rem; }

.item-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}

.item-card {
  display: block;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  color: var(--text);
}
.item-card:hover { border-color: var(--accent); text-decoration: none; }
.item-card .thumb { width: 100%; height: 130px; object-fit: cover; background: var(--bg); display: block; }
.item-card-body { padding: 0.6rem 0.75rem; }
.item-card-title { font-weight: 700; text-transform: capitalize; }
.item-card-desc { color: var(--text-dim); font-size: 0.85rem; margin: 0.2rem 0; font-family: ui-monospace, Consolas, monospace; }
.item-card-meta { font-size: 0.8rem; color: var(--text-dim); margin-top: 0.3rem; }
.item-card-footer { display: flex; gap: 0.4rem; margin-top: 0.5rem; flex-wrap: wrap; }

.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
}
.badge.confidence-high { background: var(--good-bg); color: var(--good); }
.badge.confidence-medium { background: var(--warn-bg); color: var(--warn); }
.badge.confidence-low { background: var(--bad-bg); color: var(--bad); }
.badge.verdict-confirmed { background: var(--good-bg); color: var(--good); }
.badge.verdict-flagged { background: var(--bad-bg); color: var(--bad); }
.badge.verdict-corrected { background: var(--warn-bg); color: var(--warn); }
.badge.verdict-no_bid { background: var(--bad-bg); color: var(--bad); }

.item-card.confidence-low { border-left: 3px solid var(--bad); }
.item-card.confidence-medium { border-left: 3px solid var(--warn); }
.item-card.confidence-high { border-left: 3px solid var(--good); }

.back-link { display: inline-block; margin-bottom: 1rem; }

.detail-layout { display: grid; grid-template-columns: minmax(280px, 1fr) minmax(320px, 1fr); gap: 2rem; }
.detail-image img { width: 100%; border: 1px solid var(--border); border-radius: 8px; background: var(--surface); }

.field-list { display: grid; grid-template-columns: max-content 1fr; gap: 0.35rem 1rem; font-size: 0.88rem; }
.field-list dt { color: var(--text-dim); }
.field-list dd { margin: 0; font-family: ui-monospace, Consolas, monospace; }

#annotate-form { display: flex; flex-direction: column; gap: 0.75rem; margin-top: 0.75rem; max-width: 420px; }
#annotate-form label { display: flex; flex-direction: column; gap: 0.3rem; font-size: 0.85rem; color: var(--text-dim); }
#annotate-form select, #annotate-form input, #annotate-form textarea {
  padding: 0.45rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
  font: inherit;
}
#annotate-form button {
  align-self: start;
  padding: 0.5rem 1.25rem;
  border: none;
  border-radius: 6px;
  background: var(--accent);
  color: white;
  font-weight: 600;
  cursor: pointer;
}
#annotate-status { font-size: 0.85rem; color: var(--good); }
.current-annotation { font-size: 0.9rem; }

.unmatched-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.unmatched-table th, .unmatched-table td { text-align: left; padding: 0.5rem 0.75rem; border-bottom: 1px solid var(--border); }
.unmatched-table th { color: var(--text-dim); font-weight: 600; }

.empty { color: var(--text-dim); font-style: italic; }
.hint { color: var(--text-dim); font-size: 0.88rem; }

.empty-state {
  text-align: center;
  padding: 4rem 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}
.empty-state h1 { margin: 0; }
.empty-state .button { margin-top: 0.75rem; }

.button {
  display: inline-block;
  padding: 0.5rem 1.25rem;
  border-radius: 6px;
  background: var(--accent);
  color: white;
  font-weight: 600;
}
.button:hover { text-decoration: none; opacity: 0.9; }

#new-run-form { display: flex; flex-direction: column; gap: 0.75rem; margin-top: 0.75rem; max-width: 420px; }
#new-run-form label { display: flex; flex-direction: column; gap: 0.3rem; font-size: 0.85rem; color: var(--text-dim); }
#new-run-form input {
  padding: 0.45rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
  font: inherit;
}
#new-run-form button {
  align-self: start;
  padding: 0.5rem 1.25rem;
  border: none;
  border-radius: 6px;
  background: var(--accent);
  color: white;
  font-weight: 600;
  cursor: pointer;
}
#new-run-status { font-size: 0.85rem; color: var(--bad); }

.progress-bar {
  width: 100%;
  height: 10px;
  border-radius: 999px;
  background: var(--border);
  overflow: hidden;
  margin: 1rem 0;
}
.progress-bar-fill {
  height: 100%;
  background: var(--accent);
  transition: width 0.4s ease;
}

.live-crops-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1rem;
}
.live-crops-strip img {
  height: 110px;
  max-width: 220px;
  object-fit: contain;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: #fff;
}
.live-crops-strip img:first-child {
  border-color: var(--accent);
}

.plan-viewer-embed {
  display: block;
  width: 100%;
  /* A fixed pixel height, not a viewport-unit calc() -- this page is
     routinely viewed inside a nested iframe (greenfield-core's own
     Developer Tools embed), where 100vh resolves against that iframe's
     own box, not the top-level browser window, and collapsed to the
     browser's ~300x150 replaced-element default in practice. A large
     fixed height is unambiguous regardless of embedding context. */
  height: 900px;
  border: 1px solid var(--border);
  border-radius: 6px;
  margin-top: 1rem;
}