:root {
  color-scheme: light;
  --bg: #f5f7f8;
  --ink: #172026;
  --muted: #66717b;
  --panel: #ffffff;
  --line: #dce3e7;
  --positive: #228b62;
  --neutral: #657487;
  --negative: #c24b4f;
  --accent: #2c6fbb;
  --gold: #bb7b22;
  --shadow: 0 18px 45px rgba(23, 32, 38, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    linear-gradient(180deg, rgba(44, 111, 187, 0.08), transparent 280px),
    var(--bg);
  color: var(--ink);
}

.shell {
  width: min(1440px, 100%);
  margin: 0 auto;
  padding: 24px;
}

.topbar,
.status-band,
.panel,
.metric {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow);
}

.topbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  min-height: 132px;
  padding: 28px;
  border-radius: 8px;
}

.eyebrow {
  margin: 0 0 8px;
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 0.95;
}

h2 {
  font-size: 1rem;
  line-height: 1.2;
}

h3 {
  margin: 0 0 12px;
  font-size: 0.86rem;
  text-transform: uppercase;
  color: var(--muted);
}

.panel-heading p {
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.86rem;
}

.table-heading {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 16px;
}

.control-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: flex-end;
}

.compact-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.select-field {
  display: grid;
  gap: 6px;
  min-width: 148px;
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--muted);
  text-transform: uppercase;
}

.select-field.compact {
  min-width: 136px;
}

select {
  appearance: none;
  border: 1px solid var(--line);
  border-radius: 8px;
  min-height: 42px;
  padding: 0 38px 0 12px;
  color: var(--ink);
  background:
    linear-gradient(45deg, transparent 50%, var(--muted) 50%) calc(100% - 18px) 18px / 6px 6px no-repeat,
    linear-gradient(135deg, var(--muted) 50%, transparent 50%) calc(100% - 12px) 18px / 6px 6px no-repeat,
    #fff;
}

.status-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: 8px;
  color: var(--muted);
  font-size: 0.92rem;
}

.status-band > div {
  display: flex;
  align-items: center;
  gap: 10px;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gold);
}

.status-dot.live {
  background: var(--positive);
}

.icon-button {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font-size: 1.1rem;
  cursor: pointer;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 16px;
}

.metric {
  position: relative;
  overflow: hidden;
  display: grid;
  gap: 8px;
  min-height: 132px;
  padding: 20px;
  border-radius: 8px;
}

.metric::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 6px;
  background: var(--accent);
}

.metric.positive::before { background: var(--positive); }
.metric.neutral::before { background: var(--neutral); }
.metric.negative::before { background: var(--negative); }
.metric.volume::before { background: var(--gold); }

.metric span {
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
}

.metric strong {
  font-size: clamp(2rem, 4vw, 3.1rem);
  line-height: 1;
}

.metric small {
  color: var(--muted);
  font-size: 0.88rem;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: minmax(300px, 0.9fr) minmax(0, 1.4fr);
  gap: 16px;
  margin-top: 16px;
}

.panel {
  min-width: 0;
  padding: 20px;
  border-radius: 8px;
}

.wide,
.trend-panel {
  grid-column: span 1;
}

.donut-wrap {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 280px;
}

.donut-chart {
  width: min(280px, 100%);
  height: auto;
}

.donut-center {
  position: absolute;
  display: grid;
  place-items: center;
  gap: 4px;
}

.donut-center span {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
}

.donut-center strong {
  font-size: 2.2rem;
}

.legend,
.source-list,
.topic-list,
.signal-list,
.inventory-grid,
.research-list,
.exhibit-list,
.calibration-list {
  display: grid;
  gap: 12px;
}

.legend-item,
.source-item,
.topic-item,
.signal-item {
  display: grid;
  gap: 8px;
}

.legend-item,
.source-row,
.topic-row,
.signal-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.swatch {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  flex: 0 0 auto;
}

.legend-label {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-weight: 700;
}

.bar-track {
  overflow: hidden;
  height: 10px;
  border-radius: 999px;
  background: #edf1f3;
}

.bar-fill {
  height: 100%;
  min-width: 2px;
  border-radius: inherit;
}

.trend-chart {
  width: 100%;
  min-height: 300px;
  overflow: visible;
}

.axis-label {
  fill: var(--muted);
  font-size: 12px;
}

.topic-name,
.source-name,
.signal-title {
  font-weight: 800;
}

.topic-meta,
.source-meta,
.signal-copy {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.signal-item {
  padding-block: 4px 12px;
  border-bottom: 1px solid var(--line);
}

.inventory-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.inventory-item {
  display: grid;
  gap: 10px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfd;
}

.inventory-item strong {
  font-size: 1.35rem;
}

.inventory-item span,
.inventory-item small {
  color: var(--muted);
}

.inventory-item span {
  font-weight: 800;
}

.signal-item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.company-panel {
  padding-bottom: 12px;
}

.table-wrap {
  overflow-x: auto;
  margin-top: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
}

table {
  width: 100%;
  min-width: 820px;
  border-collapse: collapse;
  background: #fff;
}

th,
td {
  padding: 11px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  font-size: 0.9rem;
}

th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: #f8fafb;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
}

tbody tr:last-child td {
  border-bottom: 0;
}

.ticker-cell {
  font-weight: 900;
}

.company-name {
  max-width: 260px;
  font-weight: 750;
}

.need-cell {
  max-width: 260px;
  color: var(--muted);
  line-height: 1.35;
}

.build-panel {
  display: grid;
  gap: 16px;
}

.build-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.7fr);
  gap: 16px;
  align-items: stretch;
}

.build-hero > div,
.assessment-grid > section {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfd;
  padding: 16px;
}

.build-hero span,
.build-metrics span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.build-hero strong {
  display: block;
  margin-top: 8px;
  font-size: 2.4rem;
}

.build-hero p,
.validation-note {
  color: var(--muted);
  line-height: 1.5;
}

.build-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.build-metrics div {
  display: grid;
  align-content: center;
  gap: 8px;
  min-height: 112px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.build-metrics strong {
  margin: 0;
  font-size: 1.45rem;
}

.assessment-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.layer-list,
.integration-map {
  display: grid;
  gap: 10px;
}

.layer-item,
.map-item {
  display: grid;
  gap: 6px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.layer-item:last-child,
.map-item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.layer-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-weight: 850;
}

.layer-item p,
.map-item p,
.plain-list {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.map-item span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 850;
}

.status-pill {
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--neutral);
  color: #fff;
  font-size: 0.68rem;
  text-transform: uppercase;
}

.status-pill.designed { background: var(--accent); }
.status-pill.partial { background: var(--gold); }
.status-pill.prototype { background: var(--positive); }
.status-pill.schema { background: var(--neutral); }

.plain-list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 18px;
}

.research-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.research-item {
  display: grid;
  gap: 8px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfd;
}

.research-item span {
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 900;
  text-transform: uppercase;
}

.research-item p {
  color: var(--muted);
  line-height: 1.45;
}

.exhibit-panel {
  display: grid;
  gap: 16px;
}

.exhibit-list {
  grid-template-columns: repeat(5, minmax(240px, 1fr));
  overflow-x: auto;
  padding-bottom: 4px;
}

.exhibit-card {
  display: grid;
  align-content: start;
  gap: 12px;
  min-height: 360px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfd;
}

.exhibit-card header {
  display: grid;
  gap: 8px;
}

.exhibit-label {
  width: fit-content;
  padding: 4px 8px;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-size: 0.68rem;
  font-weight: 900;
  text-transform: uppercase;
}

.exhibit-card h3 {
  margin: 0;
  color: var(--ink);
  font-size: 1rem;
  text-transform: none;
}

.exhibit-thesis {
  color: var(--ink);
  font-weight: 750;
  line-height: 1.4;
}

.exhibit-points {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.35;
}

.build-move {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.35;
}

.build-move strong {
  color: var(--ink);
}

.calibration-list {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.calibration-item {
  display: grid;
  align-content: start;
  gap: 8px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfd;
}

.calibration-item span {
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
}

.calibration-item strong {
  line-height: 1.35;
}

.calibration-item p {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.4;
}

.visual-panel {
  display: grid;
  gap: 16px;
}

.visual-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.visual-figure {
  display: grid;
  gap: 10px;
  margin: 0;
}

.visual-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f5f7f8;
}

.visual-figure figcaption {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.4;
}

.html-visual {
  display: grid;
  align-content: start;
  gap: 16px;
  min-height: 330px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfd;
}

.visual-heading {
  display: grid;
  gap: 6px;
}

.visual-heading span {
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
}

.visual-heading h3 {
  margin: 0;
  color: var(--ink);
  font-size: 1.05rem;
  text-transform: none;
}

.html-visual p {
  color: var(--muted);
  line-height: 1.45;
}

.flow-track {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 8px;
  align-items: stretch;
}

.flow-node {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 78px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  font-size: 0.82rem;
  font-weight: 850;
  text-align: center;
}

.flow-node:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 50%;
  right: -9px;
  width: 10px;
  height: 2px;
  background: #9aa7b2;
}

.flow-node.merge {
  border-color: rgba(34, 139, 98, 0.45);
  background: rgba(34, 139, 98, 0.1);
}

.flow-node.dark {
  border-color: var(--ink);
  background: var(--ink);
  color: #fff;
}

.equation-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  min-height: 112px;
}

.equation-row > span {
  color: var(--muted);
  font-weight: 900;
}

.equation-chip {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  font-size: 0.86rem;
  font-weight: 850;
}

.equation-chip.observed {
  background: rgba(44, 111, 187, 0.1);
  border-color: rgba(44, 111, 187, 0.35);
}

.equation-chip.residual {
  background: rgba(194, 75, 79, 0.12);
  border-color: rgba(194, 75, 79, 0.35);
  color: var(--negative);
}

.residual-callout {
  padding: 14px;
  border-left: 5px solid var(--negative);
  border-radius: 8px;
  background: #fff;
}

.residual-callout strong {
  display: block;
  margin-bottom: 6px;
}

.gate-ladder {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  align-items: end;
  gap: 8px;
  min-height: 170px;
}

.gate-step {
  display: grid;
  align-content: start;
  gap: 8px;
  padding: 10px;
  border-radius: 8px;
  background: #fff;
  border: 1px solid var(--line);
}

.gate-step span {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 900;
}

.gate-step strong {
  font-size: 0.78rem;
}

.gate-step.s1 { min-height: 68px; }
.gate-step.s2 { min-height: 92px; }
.gate-step.s3 { min-height: 116px; }
.gate-step.s4 { min-height: 140px; }
.gate-step.s5 {
  min-height: 164px;
  background: var(--ink);
  color: #fff;
}

.gate-step.s5 span {
  background: #fff;
  color: var(--ink);
}

.twin-stack {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.stack-block {
  position: relative;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  font-weight: 850;
}

.stack-block:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 26px;
  bottom: -11px;
  width: 2px;
  height: 10px;
  background: #9aa7b2;
}

.stack-block.evidence { border-left: 5px solid var(--accent); }
.stack-block.merge { border-left: 5px solid var(--positive); }
.stack-block.profile { border-left: 5px solid var(--gold); }
.stack-block.agent {
  border-left: 5px solid var(--ink);
  background: var(--ink);
  color: #fff;
}

.concept-panel {
  display: grid;
  gap: 16px;
}

.concept-search {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

.concept-search input {
  min-width: min(280px, 100%);
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 12px;
  font: inherit;
}

.concept-search button {
  min-height: 42px;
  border: 0;
  border-radius: 8px;
  padding: 0 16px;
  background: var(--ink);
  color: #fff;
  font-weight: 850;
  cursor: pointer;
}

.concept-status,
.muted-copy {
  color: var(--muted);
  line-height: 1.45;
}

.concept-summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.concept-summary-card {
  display: grid;
  gap: 8px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfd;
}

.concept-summary-card span {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
}

.concept-summary-card strong {
  font-size: 1.5rem;
}

.concept-results-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.8fr) minmax(320px, 1.2fr);
  gap: 16px;
}

.concept-results-grid section {
  display: grid;
  align-content: start;
  gap: 10px;
  min-width: 0;
}

.concept-chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.concept-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 9px;
  border-radius: 999px;
  background: #eef4f8;
  color: var(--ink);
  font-size: 0.82rem;
}

.guardrail-list,
.mention-list,
.metric-link-list,
.relationship-list {
  display: grid;
  gap: 10px;
}

.guardrail-item,
.mention-item,
.metric-link-item,
.relationship-item {
  display: grid;
  gap: 7px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfd;
}

.guardrail-item p,
.mention-item p,
.metric-link-item p,
.relationship-item p {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.mention-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.mention-topline span,
.mention-item small,
.metric-link-item small,
.relationship-item small {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 800;
}

.metric-link-item.compact {
  background: #fff;
}

.catalogue-panel {
  gap: 16px;
}

.catalogue-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(240px, 1fr));
  gap: 16px;
}

.catalogue-grid section,
.catalogue-list {
  display: grid;
  align-content: start;
  gap: 10px;
  min-width: 0;
}

.catalogue-item {
  display: grid;
  gap: 7px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfd;
}

.catalogue-item p {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.catalogue-item small {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 800;
  overflow-wrap: anywhere;
}

.badge {
  padding: 4px 8px;
  border-radius: 999px;
  color: #fff;
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
}

@media (max-width: 980px) {
  .topbar {
    align-items: stretch;
    flex-direction: column;
  }

  .table-heading {
    flex-direction: column;
  }

  .control-row {
    justify-content: stretch;
  }

  .compact-controls {
    justify-content: stretch;
    width: 100%;
  }

  .select-field {
    flex: 1 1 180px;
  }

  .kpi-grid,
  .dashboard-grid,
  .inventory-grid,
  .build-hero,
  .assessment-grid,
  .research-list,
  .exhibit-list,
  .calibration-list,
  .visual-grid,
  .concept-summary-grid,
  .concept-results-grid,
  .catalogue-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .trend-panel,
  .wide {
    grid-column: 1 / -1;
  }
}

@media (max-width: 640px) {
  .shell {
    padding: 12px;
  }

  .topbar,
  .panel,
  .metric {
    padding: 16px;
  }

  .kpi-grid,
  .dashboard-grid,
  .inventory-grid,
  .build-hero,
  .assessment-grid,
  .build-metrics,
  .research-list,
  .exhibit-list,
  .calibration-list,
  .visual-grid,
  .concept-summary-grid,
  .concept-results-grid,
  .catalogue-grid {
    grid-template-columns: 1fr;
  }

  .status-band {
    align-items: stretch;
  }

  .flow-track,
  .gate-ladder {
    grid-template-columns: 1fr;
  }

  .flow-node:not(:last-child)::after {
    top: auto;
    right: auto;
    bottom: -9px;
    left: 50%;
    width: 2px;
    height: 10px;
  }
}