/* System grouping control plane — compact operational UI */

:root {
  --ui-density: 1;
  --gc-bg: #0f1419;
  --gc-panel: #161d27;
  --gc-border: #2a3544;
  --gc-text: #e8edf4;
  --gc-muted: #8b9bb0;
  --gc-accent: #5b9fd4;
  --gc-good: #3ecf8e;
  --gc-warn: #e6c35c;
  --gc-bad: #e85d6a;
}

* {
  box-sizing: border-box;
}

body.gc-body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", system-ui, sans-serif;
  background: var(--gc-bg);
  color: var(--gc-text);
  font-size: calc(14px * var(--ui-density));
  line-height: 1.45;
}

.gc-wrap {
  max-width: calc(1280px * var(--ui-density));
  margin: 0 auto;
  padding: 1rem 1.25rem 2rem;
}

.gc-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--gc-border);
  padding-bottom: 0.75rem;
}

.gc-header h1 {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.gc-header .gc-sub {
  color: var(--gc-muted);
  font-size: 0.85rem;
}

.gc-grid {
  display: grid;
  grid-template-columns: minmax(calc(280px * var(--ui-density)), calc(380px * var(--ui-density))) 1fr;
  gap: 1rem;
  align-items: start;
}

@media (max-width: 900px) {
  .gc-grid {
    grid-template-columns: 1fr;
  }
}

.gc-card {
  background: var(--gc-panel);
  border: 1px solid var(--gc-border);
  border-radius: calc(10px * var(--ui-density));
  padding: 1rem 1.1rem;
}

a.diag-hub-back {
  color: var(--gc-accent);
  text-decoration: none;
  font-weight: 500;
}

a.diag-hub-back:hover {
  text-decoration: underline;
}

.gc-card h2 {
  margin: 0 0 0.75rem;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gc-muted);
  font-weight: 600;
}

.gc-presets {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.gc-presets button {
  border: 1px solid var(--gc-border);
  background: #1a2330;
  color: var(--gc-text);
  padding: 0.35rem 0.65rem;
  border-radius: calc(6px * var(--ui-density));
  cursor: pointer;
  font-size: 0.8rem;
}

.gc-presets button:hover {
  border-color: var(--gc-accent);
  color: var(--gc-accent);
}

.gc-presets button.gc-active {
  border-color: var(--gc-accent);
  background: rgba(91, 159, 212, 0.12);
}

.gc-slider-row {
  margin-bottom: 1rem;
}

.gc-slider-row label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  margin-bottom: 0.35rem;
}

.gc-slider-row input[type="range"] {
  width: 100%;
  accent-color: var(--gc-accent);
}

.gc-slider-row .gc-val {
  font-variant-numeric: tabular-nums;
  color: var(--gc-accent);
}

.gc-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.gc-actions button {
  border: none;
  background: var(--gc-accent);
  color: #0a0e12;
  padding: 0.5rem 1rem;
  border-radius: calc(6px * var(--ui-density));
  cursor: pointer;
  font-weight: 600;
  font-size: 0.85rem;
}

.gc-actions button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.gc-actions .gc-secondary {
  background: #2a3544;
  color: var(--gc-text);
}

.gc-health-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.gc-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.55rem;
  border-radius: calc(6px * var(--ui-density));
  font-size: 0.8rem;
  background: #1a2330;
  border: 1px solid var(--gc-border);
}

.gc-pill .dot {
  width: calc(8px * var(--ui-density));
  height: calc(8px * var(--ui-density));
  border-radius: 50%;
}

.gc-pill.good .dot {
  background: var(--gc-good);
}
.gc-pill.warn .dot {
  background: var(--gc-warn);
}
.gc-pill.bad .dot {
  background: var(--gc-bad);
}

.gc-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(calc(140px * var(--ui-density)), 1fr));
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.gc-metric {
  background: #1a2330;
  border: 1px solid var(--gc-border);
  border-radius: calc(8px * var(--ui-density));
  padding: 0.5rem 0.65rem;
}

.gc-metric .k {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--gc-muted);
}

.gc-metric .v {
  font-size: 1.05rem;
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

.gc-table-wrap {
  max-height: calc(220px * var(--ui-density));
  overflow: auto;
  border: 1px solid var(--gc-border);
  border-radius: calc(8px * var(--ui-density));
}

.gc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}

.gc-table th,
.gc-table td {
  padding: 0.35rem 0.5rem;
  text-align: left;
  border-bottom: 1px solid var(--gc-border);
}

.gc-table th {
  position: sticky;
  top: 0;
  background: #1e2733;
  color: var(--gc-muted);
  font-weight: 600;
}

.gc-impact {
  margin-top: 1rem;
}

.gc-impact h2 {
  margin-bottom: 0.5rem;
}

.gc-diff-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(calc(200px * var(--ui-density)), 1fr));
  gap: 0.65rem;
}

.gc-diff {
  background: #1a2330;
  border: 1px solid var(--gc-border);
  border-radius: calc(8px * var(--ui-density));
  padding: 0.55rem 0.65rem;
  font-size: 0.85rem;
}

.gc-diff .label {
  color: var(--gc-muted);
  font-size: 0.75rem;
  margin-bottom: 0.25rem;
}

.gc-diff .nums {
  font-variant-numeric: tabular-nums;
}

.gc-diff .delta {
  margin-top: 0.25rem;
  font-size: 0.78rem;
}

.gc-diff .delta.up {
  color: var(--gc-good);
}
.gc-diff .delta.down {
  color: var(--gc-bad);
}

.gc-footer {
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  background: var(--gc-panel);
  border: 1px solid var(--gc-border);
  border-radius: calc(8px * var(--ui-density));
  font-size: 0.82rem;
  color: var(--gc-muted);
}

.gc-err {
  color: var(--gc-bad);
  font-size: 0.85rem;
  margin-top: 0.5rem;
}

.gc-loading {
  color: var(--gc-muted);
  font-size: 0.85rem;
}

.gc-examples {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--gc-border);
}

.gc-examples-h {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--gc-muted);
  margin: 0 0 0.5rem;
}

.gc-examples-cols {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(calc(220px * var(--ui-density)), 1fr));
  gap: 0.75rem;
}

.gc-examples-col {
  background: #1a2330;
  border: 1px solid var(--gc-border);
  border-radius: calc(8px * var(--ui-density));
  padding: 0.5rem 0.6rem;
  max-height: calc(280px * var(--ui-density));
  overflow: auto;
}

.gc-examples-title {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gc-muted);
  margin-bottom: 0.35rem;
}

.gc-examples ul {
  margin: 0;
  padding-left: 1rem;
  font-size: 0.78rem;
  color: var(--gc-text);
}

.gc-examples li {
  margin-bottom: 0.35rem;
}

.gc-conf {
  display: inline-block;
  min-width: 2.5rem;
  font-variant-numeric: tabular-nums;
  color: var(--gc-accent);
}

/* Product matching review — ingest bucket column */
.pmr-col-bucket {
  min-width: calc(220px * var(--ui-density));
  max-width: calc(320px * var(--ui-density));
  vertical-align: top;
}

.pmr-th-sub {
  display: block;
  font-weight: 400;
  font-size: 0.65rem;
  text-transform: none;
  letter-spacing: 0;
  color: var(--gc-muted);
  margin-top: 0.2rem;
}

.pmr-bucket__line {
  font-size: 0.8rem;
  line-height: 1.35;
  margin-bottom: 0.25rem;
}

.pmr-bucket__label {
  color: var(--gc-text);
}

.pmr-bucket__key {
  font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
  font-size: 0.72rem;
  word-break: break-all;
  color: var(--gc-muted);
}

.pmr-muted {
  color: var(--gc-muted);
  font-style: italic;
}

/* Product analysis bucketing (item-lookup /active mirror) */
.pab-mono {
  font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
  font-size: 0.78rem;
  word-break: break-all;
}

.pab-cell-key {
  max-width: calc(280px * var(--ui-density));
  vertical-align: top;
}

.pab-sample {
  max-width: calc(360px * var(--ui-density));
  font-size: 0.78rem;
  line-height: 1.35;
  vertical-align: top;
}

.pab-pre {
  margin: 0.5rem 0 0;
  padding: 0.65rem 0.75rem;
  border-radius: calc(6px * var(--ui-density));
  border: 1px solid var(--gc-border);
  background: #121a24;
  color: var(--gc-text);
  font-size: 0.72rem;
  overflow: auto;
  max-height: 14rem;
  white-space: pre-wrap;
  word-break: break-word;
}

.pab-muted {
  color: var(--gc-muted);
}

.pab-check {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.88rem;
  cursor: pointer;
  user-select: none;
}

.pab-check input {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}

.gc-knob-line {
  font-size: 0.78rem;
  color: var(--gc-muted);
  margin-top: 0.35rem;
}