public/styles.css

:root {
  --bg: #f4f6f3;
  --panel: #ffffff;
  --line: #d8ddd7;
  --text: #1f2523;
  --muted: #65706b;
  --strong: #0f1614;
  --green: #138a51;
  --red: #c33b32;
  --amber: #af6a13;
  --blue: #2f6f9f;
  --teal: #147b7e;
  --purple: #7654a1;
  --shadow: 0 8px 18px rgba(27, 34, 31, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

button,
input,
select {
  font: inherit;
}

.app-shell {
  width: min(1440px, calc(100vw - 28px));
  margin: 0 auto;
  padding: 18px 0 28px;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 0 18px;
  background: rgba(244, 246, 243, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  color: var(--strong);
  font-size: clamp(24px, 2.4vw, 34px);
  font-weight: 760;
  line-height: 1.1;
}

h2 {
  color: var(--strong);
  font-size: 15px;
  font-weight: 720;
  line-height: 1.3;
}

#statusLine {
  margin-top: 6px;
  color: var(--muted);
  font-size: 14px;
}

.top-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  min-width: 260px;
}

button {
  min-width: 96px;
  border: 1px solid #1f2523;
  border-radius: 7px;
  background: #1f2523;
  color: #fff;
  padding: 9px 14px;
  cursor: pointer;
}

button:disabled {
  cursor: wait;
  opacity: 0.68;
}

.muted {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.4;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.metric-panel,
.panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.metric-panel {
  min-height: 132px;
  padding: 16px;
}

.metric-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: var(--muted);
  font-size: 13px;
}

.metric-value {
  margin-top: 12px;
  color: var(--strong);
  font-size: 30px;
  font-weight: 780;
  line-height: 1;
}

.metric-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 14px;
}

.metric-meta span {
  display: block;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.metric-meta b {
  display: block;
  margin-top: 2px;
  color: var(--strong);
  font-size: 14px;
}

.change {
  font-variant-numeric: tabular-nums;
}

.pos {
  color: var(--green);
}

.neg {
  color: var(--red);
}

.flat {
  color: var(--muted);
}

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.panel {
  min-height: 260px;
  padding: 14px;
  overflow: hidden;
}

.panel-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  min-height: 22px;
  margin-bottom: 10px;
}

.span-4 {
  grid-column: span 4;
}

.span-5 {
  grid-column: span 5;
}

.span-6 {
  grid-column: span 6;
}

.span-7 {
  grid-column: span 7;
}

.span-8 {
  grid-column: span 8;
}

.span-12 {
  grid-column: span 12;
}

.chart-canvas {
  width: 100%;
  height: 250px;
  display: block;
}

.chart-canvas.tall {
  height: 300px;
}

.chart-canvas.xlarge {
  height: 390px;
}

.mag7-main-panel {
  min-height: 460px;
}

.chart-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 8px;
}

.chart-stat {
  min-height: 54px;
  border: 1px solid #e5e9e5;
  border-radius: 7px;
  padding: 8px 10px;
  background: #fbfcfb;
}

.chart-stat span {
  display: block;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.2;
}

.chart-stat strong {
  display: block;
  margin-top: 4px;
  color: var(--strong);
  font-size: 16px;
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}

.chart-stats.compact {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.heatmap-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.heatmap-cell {
  min-height: 76px;
  border: 1px solid rgba(31, 37, 35, 0.08);
  border-radius: 7px;
  padding: 10px;
  color: #101613;
  overflow: hidden;
}

.heatmap-cell strong,
.heatmap-cell span {
  display: block;
}

.heatmap-cell strong {
  font-size: 14px;
  line-height: 1.2;
}

.heatmap-cell .heat-change {
  margin-top: 8px;
  font-size: 18px;
  font-weight: 780;
  font-variant-numeric: tabular-nums;
}

.heatmap-cell .heat-meta {
  margin-top: 4px;
  color: rgba(16, 22, 19, 0.68);
  font-size: 11px;
}

.participation-meter {
  display: grid;
  gap: 14px;
}

.participation-card {
  border: 1px solid #e5e9e5;
  border-radius: 8px;
  padding: 12px;
  background: #fbfcfb;
}

.participation-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.participation-head strong {
  color: var(--strong);
  font-size: 16px;
}

.participation-score {
  color: var(--strong);
  font-size: 22px;
  font-weight: 780;
  font-variant-numeric: tabular-nums;
}

.participation-bar {
  display: flex;
  width: 100%;
  height: 18px;
  overflow: hidden;
  border-radius: 999px;
  background: #e7ebe7;
}

.participation-bar span {
  min-width: 0;
}

.participation-bar .advance {
  background: var(--green);
}

.participation-bar .decline {
  background: var(--red);
}

.participation-bar .unchanged {
  background: #9aa39e;
}

.participation-meta {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-top: 10px;
  color: var(--muted);
  font-size: 12px;
}

.participation-meta b {
  display: block;
  margin-top: 2px;
  color: var(--strong);
  font-size: 13px;
}

.participation-state {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  border-radius: 999px;
  padding: 3px 9px;
  background: #edf4ef;
  color: var(--green);
  font-size: 12px;
  font-weight: 720;
}

.participation-state.mixed {
  background: #fff4df;
  color: var(--amber);
}

.participation-state.weak {
  background: #f8e8e6;
  color: var(--red);
}

.table-wrap {
  overflow: auto;
  max-height: 320px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

th,
td {
  padding: 7px 6px;
  border-bottom: 1px solid #ebeeeb;
  text-align: right;
  white-space: nowrap;
}

th:first-child,
td:first-child {
  text-align: left;
}

th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--panel);
  color: var(--muted);
  font-size: 11px;
  font-weight: 720;
}

.range-list {
  display: grid;
  gap: 7px;
  max-height: 316px;
  overflow: auto;
  padding-right: 2px;
}

.range-row {
  display: grid;
  grid-template-columns: 58px minmax(100px, 1fr) 54px;
  align-items: center;
  gap: 10px;
  min-height: 20px;
  font-size: 12px;
}

.range-track {
  position: relative;
  height: 8px;
  border-radius: 999px;
  background: #e7ebe7;
  overflow: hidden;
}

.range-fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0;
  border-radius: 999px;
  background: var(--blue);
}

.ticker {
  color: var(--strong);
  font-weight: 730;
}

.mover-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.mover-list h3 {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 12px;
}

.mini-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  min-height: 24px;
  border-bottom: 1px solid #ebeeeb;
  font-size: 12px;
}

.source-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.source-grid > div {
  min-height: 74px;
  border: 1px solid #e1e5e1;
  border-radius: 8px;
  padding: 12px;
  background: #fbfcfb;
}

.source-grid strong {
  display: block;
  margin-top: 6px;
  color: var(--strong);
  font-size: 14px;
  line-height: 1.35;
}

.field-label {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.mode-pill {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  border-radius: 999px;
  padding: 3px 9px;
  background: #edf4ef;
  color: var(--green);
  font-size: 12px;
  font-weight: 720;
}

.mode-pill.seed {
  background: #fff4df;
  color: var(--amber);
}

.empty-state {
  display: grid;
  min-height: 120px;
  place-items: center;
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 1180px) {
  .metric-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .span-4,
  .span-5,
  .span-6,
  .span-7,
  .span-8 {
    grid-column: span 6;
  }

  .span-12 {
    grid-column: span 12;
  }
}

@media (max-width: 760px) {
  .app-shell {
    width: min(100vw - 20px, 720px);
    padding-top: 8px;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .top-actions {
    width: 100%;
    justify-content: space-between;
    min-width: 0;
  }

  .metric-grid,
  .dashboard-grid {
    grid-template-columns: 1fr;
  }

  .span-4,
  .span-5,
  .span-6,
  .span-7,
  .span-8,
  .span-12 {
    grid-column: span 1;
  }

  .metric-meta,
  .source-grid,
  .chart-stats,
  .chart-stats.compact,
  .heatmap-grid,
  .participation-meta {
    grid-template-columns: 1fr;
  }

  .mover-grid {
    grid-template-columns: 1fr;
  }

  .chart-canvas,
  .chart-canvas.tall,
  .chart-canvas.xlarge {
    height: 240px;
  }

  .mag7-main-panel {
    min-height: auto;
  }
}