:root {
  --surface-1: #fcfcfb;
  --page-plane: #f9f9f7;
  --text-primary: #0b0b0b;
  --text-secondary: #52514e;
  --text-muted: #898781;
  --gridline: #e1e0d9;
  --baseline: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  --success-text: #006300;

  --series-paper: #2a78d6;
  --series-folia: #1baf7a;
  --series-purpur: #eda100;
  --series-leaf: #008300;

  --eco-violet: #4a3aa7;
  --eco-red: #e34948;
  --eco-magenta: #e87ba4;
  --eco-orange: #eb6834;

  --status-good: #0ca30c;
  --status-warning: #fab219;

  --seq-300: #6da7ec;
  --seq-450: #2a78d6;
  --seq-600: #184f95;

  --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  --radius: 10px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --surface-1: #1a1a19;
    --page-plane: #0d0d0d;
    --text-primary: #ffffff;
    --text-secondary: #c3c2b7;
    --text-muted: #898781;
    --gridline: #2c2c2a;
    --baseline: #383835;
    --border: rgba(255, 255, 255, 0.10);
    --success-text: #0ca30c;

    --series-paper: #3987e5;
    --series-folia: #199e70;
    --series-purpur: #c98500;
    --series-leaf: #008300;

    --eco-violet: #9085e9;
    --eco-red: #e66767;
    --eco-magenta: #d55181;
    --eco-orange: #d95926;

    --seq-300: #5598e7;
    --seq-450: #2a78d6;
    --seq-600: #184f95;
  }
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  background: var(--page-plane);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--series-paper);
}

.wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px 64px;
}

/* Header */

.site-header {
  padding: 40px 0 24px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 28px;
}

.site-header h1 {
  font-size: 28px;
  font-weight: 700;
  margin: 0 0 6px;
  letter-spacing: -0.01em;
}

.site-header p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 15px;
  max-width: 68ch;
}

.last-updated {
  margin-top: 10px;
  font-size: 12px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* Stat tiles */

.stat-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 10px;
}

.stat-note {
  font-size: 12.5px;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.stat-tile {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
}

.stat-tile .label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.stat-tile .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex: none;
}

.stat-tile .value {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.stat-tile .sparkline {
  display: block;
  margin-top: 8px;
}

/* Filter row */

.filter-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-bottom: 28px;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.filter-group .group-label {
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-right: 2px;
}

.chip {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 13px;
  padding: 6px 12px;
  border-radius: 999px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background 0.1s ease, color 0.1s ease, border-color 0.1s ease;
}

.chip:hover {
  background: var(--border);
}

.chip[aria-pressed="true"] {
  color: var(--text-primary);
  border-color: currentColor;
  font-weight: 600;
}

.chip .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex: none;
}

.search-input {
  border: 1px solid var(--border);
  background: var(--page-plane);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 13px;
  padding: 6px 10px;
  border-radius: 6px;
  width: 160px;
}

.search-input:focus {
  outline: 2px solid var(--series-paper);
  outline-offset: 1px;
}

/* Chart cards */

.card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 24px;
}

.card-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.card-head h2 {
  font-size: 16px;
  font-weight: 700;
  margin: 0;
}

.card-head .subtitle {
  font-size: 12.5px;
  color: var(--text-muted);
}

.table-toggle {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 6px;
  cursor: pointer;
  font-family: var(--font-sans);
}

.table-toggle:hover {
  background: var(--border);
}

.head-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.view-switch {
  display: inline-flex;
  gap: 4px;
}

.view-switch .chip {
  font-size: 12px;
  padding: 4px 10px;
}

.show-more {
  display: block;
  margin: 14px auto 2px;
}

/* Donut */

.donut-center-value {
  fill: var(--text-primary);
  font-size: 26px;
  font-weight: 700;
  font-family: var(--font-sans);
}

.donut-center-caption {
  fill: var(--text-muted);
  font-size: 11px;
  font-family: var(--font-sans);
}

/* Legend */

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 12.5px;
  color: var(--text-secondary);
  margin-bottom: 10px;
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  user-select: none;
}

.legend-item[data-off="true"] {
  opacity: 0.35;
}

.legend-swatch {
  width: 12px;
  height: 3px;
  border-radius: 2px;
  flex: none;
}

.legend-swatch.rect {
  width: 10px;
  height: 10px;
  border-radius: 3px;
}

/* Small multiples grid */

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

/* Adoption panels are already per-project small multiples with only 4 lines each;
   halving their width further (like the breakdown grid does) leaves too little room
   to read the trend, so keep them full-width at every breakpoint. */
#adoption-grid {
  grid-template-columns: 1fr;
}

.multiple-panel {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
}

.multiple-panel h3 {
  font-size: 13px;
  margin: 0 0 4px;
  display: flex;
  align-items: center;
  gap: 7px;
}

.panel-total {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
}

.panel-note {
  font-size: 11.5px;
  color: var(--text-muted);
  margin-top: 8px;
}

/* SVG chart chrome */

svg.chart {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.axis-label {
  fill: var(--text-muted);
  font-size: 10.5px;
  font-family: var(--font-mono);
}

.gridline {
  stroke: var(--gridline);
  stroke-width: 1;
}

.baseline {
  stroke: var(--baseline);
  stroke-width: 1;
}

.data-label {
  fill: var(--text-secondary);
  font-size: 11px;
  font-family: var(--font-mono);
}

.data-label.strong {
  fill: var(--text-primary);
  font-weight: 600;
}

/* Tooltip */

.chart-tooltip {
  position: absolute;
  pointer-events: none;
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 12px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.18);
  z-index: 20;
  min-width: 140px;
  opacity: 0;
  transition: opacity 0.08s ease;
}

.chart-tooltip.visible {
  opacity: 1;
}

.chart-tooltip .tt-title {
  font-family: var(--font-mono);
  color: var(--text-muted);
  margin-bottom: 4px;
}

.chart-tooltip .tt-row {
  display: flex;
  align-items: center;
  gap: 6px;
  justify-content: space-between;
}

.chart-tooltip .tt-key {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--text-secondary);
}

.chart-tooltip .tt-key .stroke {
  width: 10px;
  height: 2px;
  border-radius: 1px;
}

.chart-tooltip .tt-value {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--text-primary);
}

.chart-pos {
  position: relative;
}

/* Table */

#full-table,
#table-totals,
#table-breakdown {
  overflow-x: auto;
}

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

table.data-table th,
table.data-table td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--gridline);
}

table.data-table th {
  color: var(--text-muted);
  font-weight: 600;
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}

table.data-table th:hover {
  color: var(--text-secondary);
}

table.data-table td.num,
table.data-table th.num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  text-align: right;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11.5px;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
}

.status-pill .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
}

.hidden {
  display: none !important;
}

/* Ecosystem panel */

.eco-bar-row {
  display: grid;
  grid-template-columns: 140px 1fr 70px;
  align-items: center;
  gap: 10px;
  padding: 5px 0;
}

.eco-bar-row .name {
  font-size: 13px;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.eco-bar-track {
  height: 14px;
  background: var(--gridline);
  border-radius: 4px;
  overflow: hidden;
}

.eco-bar-fill {
  height: 100%;
  background: var(--seq-450);
  border-radius: 4px 0 0 4px;
}

.eco-bar-row .count {
  font-family: var(--font-mono);
  font-size: 12px;
  text-align: right;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
}

/* Footer */

.site-footer {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 12.5px;
  color: var(--text-muted);
  line-height: 1.6;
}

.footer-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-bottom: 20px;
}

.site-footer h3 {
  margin: 0 0 8px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
}

.site-footer ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-footer li {
  padding: 3px 0;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.footer-bottom span {
  color: var(--text-secondary);
  font-weight: 600;
}

@media (max-width: 640px) {
  .footer-cols {
    grid-template-columns: 1fr;
    gap: 18px;
  }
}

.empty-state {
  color: var(--text-muted);
  font-size: 13px;
  padding: 24px 0;
  text-align: center;
}

@media (max-width: 860px) {
  .stat-row {
    grid-template-columns: repeat(2, 1fr);
  }
  .multiples-grid {
    grid-template-columns: 1fr;
  }
  .eco-bar-row {
    grid-template-columns: 96px 1fr 56px;
  }
}

@media (max-width: 520px) {
  .stat-row {
    grid-template-columns: 1fr;
  }
}