:root {
  /* Page & cards — ink on paper */
  --bg-page: #f7f5f1;
  --bg-card: #ffffff;
  --bg-plot: #ffffff;
  --border-card: #e2ddd4;
  --border-plot: #ebe6de;
  --shadow-card: 0 1px 2px rgba(26, 26, 26, 0.05), 0 1px 6px rgba(26, 26, 26, 0.04);
  --text: #1a1a1a;
  --text-muted: #5c5c5c;
  --accent: #2563eb;
  --accent-soft: #dbeafe;
  --ready: #15803d;

  /* Chrome — dark frame */
  --chrome-bg: #1c2430;
  --chrome-bg-2: #252f3d;
  --chrome-border: #334155;
  --chrome-text: #f8fafc;
  --chrome-muted: #94a3b8;
  --chrome-accent: #60a5fa;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg-page);
  color: var(--text);
  line-height: 1.5;
}

.app-header {
  background: var(--chrome-bg);
  border-bottom: 1px solid var(--chrome-border);
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.app-header h1 {
  margin: 0;
  font-size: 1.5rem;
  color: var(--chrome-text);
  font-weight: 600;
}

.status {
  font-size: 0.85rem;
  color: var(--chrome-muted);
  margin-top: 0.25rem;
}

.status.ready { color: #86efac; }

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  align-items: flex-end;
  padding: 1rem 1.5rem;
  background: var(--bg-page);
  border-bottom: 1px solid var(--border-card);
}

.filter label {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.filter select,
.filter input[type="number"] {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  color: var(--text);
  border-radius: 4px;
  padding: 0.35rem 0.5rem;
  font-size: 0.875rem;
}

.filter select {
  min-width: 180px;
  min-height: 72px;
}

.filter input[type="number"] {
  width: 72px;
}

.filter-check {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.875rem;
  color: var(--text-muted);
  padding-bottom: 0.35rem;
}

.tabs {
  display: flex;
  gap: 0;
  padding: 0 1.5rem;
  background: var(--chrome-bg);
  border-bottom: 1px solid var(--chrome-border);
}

.tab {
  padding: 0.65rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--chrome-muted);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  margin-bottom: -1px;
}

.tab:hover { color: var(--chrome-text); }

.tab.active {
  color: var(--chrome-text);
  border-bottom-color: var(--chrome-accent);
}

.tab:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

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

.selection-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: min(360px, 92vw);
  height: 100vh;
  overflow-y: auto;
  background: var(--bg-card);
  border-left: 1px solid var(--border-card);
  box-shadow: -4px 0 24px rgba(0, 0, 0, 0.08);
  padding: 1rem 1.1rem 1.5rem;
  z-index: 100;
}

.selection-panel-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.35rem;
}

.selection-panel h2.selection-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.3;
}

.selection-close {
  border: none;
  background: transparent;
  font-size: 1.4rem;
  line-height: 1;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0 0.2rem;
}

.selection-meta {
  margin: 0 0 0.75rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.selection-dims {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-bottom: 1rem;
}

.selection-dim-row {
  display: grid;
  grid-template-columns: 1fr 2fr auto;
  gap: 0.4rem;
  align-items: center;
  font-size: 0.72rem;
}

.selection-dim-row.selected-dim {
  background: var(--accent-soft);
  border-radius: 4px;
  padding: 0.15rem 0.25rem;
  margin: -0.15rem -0.25rem;
}

.selection-dim-name {
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.selection-dim-bar {
  height: 8px;
  background: var(--border-plot);
  border-radius: 4px;
  overflow: hidden;
}

.selection-dim-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 4px;
}

.selection-dim-val {
  color: var(--text);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.selection-open-report {
  width: 100%;
  padding: 0.55rem 0.75rem;
  border: none;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
}

.selection-open-report:hover {
  filter: brightness(0.95);
}

.chart-clickable {
  cursor: pointer;
}

.chart-clickable a {
  cursor: pointer;
  color: inherit;
  text-decoration: none;
}

.clickable-row {
  cursor: pointer;
}

.clickable-row:hover {
  background: var(--accent-soft);
}

.chart-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 10px;
  box-shadow: var(--shadow-card);
  padding: 1.25rem 1.5rem 1rem;
  margin-bottom: 1.5rem;
}

.chart-card h2 {
  margin: 0 0 0.25rem;
  font-size: 1.05rem;
  color: var(--text);
  font-weight: 600;
}

.chart-card .caption {
  margin: 0 0 1rem;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.chart-plot {
  width: 100%;
  overflow-x: auto;
  background: var(--bg-plot);
  border: 1px solid var(--border-plot);
  border-radius: 6px;
  padding: 0.25rem 0.5rem 0.5rem;
}

.chart-plot svg {
  display: block;
  max-width: 100%;
}

.chart-plot .plot text {
  fill: var(--text-muted);
}

.coming-soon-panel {
  padding: 3rem 1.5rem;
  text-align: center;
  color: var(--text-muted);
}

.card-footer {
  margin-top: 0.75rem;
  display: flex;
  justify-content: flex-end;
}

.copy-sql {
  font-size: 0.75rem;
  background: var(--bg-page);
  border: 1px solid var(--border-card);
  color: var(--text-muted);
  padding: 0.3rem 0.6rem;
  border-radius: 4px;
  cursor: pointer;
}

.copy-sql:hover {
  color: var(--text);
  border-color: var(--accent);
  background: var(--accent-soft);
}

.chart-controls {
  margin-bottom: 0.75rem;
}

.chart-control {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.chart-control select {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  color: var(--text);
  border-radius: 4px;
  padding: 0.25rem 0.4rem;
  font-size: 0.8rem;
  max-width: 220px;
}

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

.data-table th,
.data-table td {
  text-align: left;
  padding: 0.4rem 0.55rem;
  border-bottom: 1px solid var(--border-plot);
  color: var(--text);
}

.data-table th {
  color: var(--text-muted);
  font-weight: 500;
}

.dot.zero {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #e15759;
  margin-right: 4px;
  vertical-align: middle;
}

.zeros-list-wrap {
  display: grid;
  gap: 1rem;
  align-items: start;
  width: fit-content;
  max-width: 100%;
}

.zeros-table-scroll {
  max-height: 360px;
  overflow: auto;
  border: 1px solid var(--border-plot);
  border-radius: 6px;
  background: var(--bg-plot);
}

.zeros-table {
  width: auto;
}

.zeros-table th,
.zeros-table td {
  white-space: nowrap;
}

.zeros-table th:last-child,
.zeros-table td:last-child {
  width: 1%;
}

.zeros-legend-scroll {
  max-height: 360px;
  overflow: auto;
  border: 1px solid var(--border-plot);
  border-radius: 6px;
  background: var(--bg-plot);
  padding: 0.25rem;
}

.zeros-legend-scroll svg {
  display: block;
}

.chart-plot:has(.zeros-list-wrap) {
  overflow: visible;
}

.zeros-table-scroll .zeros-table thead th {
  position: sticky;
  top: 0;
  background: var(--bg-plot);
  z-index: 1;
  box-shadow: 0 1px 0 var(--border-plot);
}

.chart-note {
  margin: 0.5rem 0 0;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-style: italic;
}

.chart-legend {
  display: flex;
  gap: 1rem;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
}

.chart-legend i {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 2px;
  margin-right: 0.35rem;
  vertical-align: middle;
}

.chart-error {
  color: #b91c1c;
  font-size: 0.875rem;
  margin: 0;
}

/* SQL tab */
.sql-panel {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1.5rem;
}

.sql-workspace {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 10px;
  box-shadow: var(--shadow-card);
  padding: 1.25rem 1.5rem;
}

.sql-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
  margin-bottom: 0.75rem;
}

.sql-split {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 0.85rem;
  align-items: stretch;
  margin-bottom: 1rem;
}

.sql-editor-pane {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
}

.sql-toolbar-hint {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.sql-preset-palette {
  margin-bottom: 0;
  padding: 0.75rem;
  background: var(--bg-page);
  border: 1px solid var(--border-card);
  border-radius: 8px;
  max-height: 420px;
  overflow-y: auto;
}

.sql-preset-heading {
  margin: 0;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text);
}

.sql-preset-sub {
  margin: 0.15rem 0 0.6rem;
  font-size: 0.7rem;
  color: var(--text-muted);
}

.sql-preset-groups {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.sql-preset-group {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.sql-preset-group-head {
  padding: 0;
}

.sql-preset-chips {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.sql-view-badge {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 0.2rem 0.45rem;
  border-radius: 4px;
  background: var(--accent-soft);
  color: var(--accent);
}

.sql-view-badge--table { background: #f3f4f6; color: #4b5563; }
.sql-view-badge--bar { background: #dbeafe; color: #1d4ed8; }
.sql-view-badge--heatmap { background: #ffedd5; color: #c2410c; }
.sql-view-badge--scatter { background: #ede9fe; color: #6d28d9; }
.sql-view-badge--histogram { background: #d1fae5; color: #047857; }
.sql-view-badge--beeswarm { background: #e0e7ff; color: #4338ca; }
.sql-view-badge--box { background: #f3e8ff; color: #7e22ce; }
.sql-view-badge--ecdf { background: #cffafe; color: #0e7490; }
.sql-view-badge--treemap { background: #fef3c7; color: #b45309; }
.sql-view-badge--lollipop { background: #dcfce7; color: #15803d; }
.sql-view-badge--rose { background: #ffe4e6; color: #be123c; }
.sql-view-badge--packed { background: #e0f2fe; color: #0369a1; }
.sql-view-badge--radar { background: #fae8ff; color: #a21caf; }
.sql-view-badge--parallel { background: #fef9c3; color: #a16207; }
.sql-view-badge--highlight { background: #fce7f3; color: #be185d; }

.sql-preset-chip {
  display: block;
  width: 100%;
  text-align: left;
  font-size: 0.72rem;
  padding: 0.35rem 0.5rem;
  border: 1px solid var(--border-card);
  border-radius: 4px;
  background: var(--bg-card);
  color: var(--text);
  cursor: pointer;
}

.sql-preset-chip:hover:not(:disabled) {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.sql-preset-chip.active {
  border-color: var(--accent);
  background: var(--accent-soft);
  box-shadow: 0 0 0 1px var(--accent);
}

.sql-preset-chip:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.sql-preset-chip-label {
  display: block;
  line-height: 1.3;
}

@media (max-width: 768px) {
  .sql-split {
    grid-template-columns: 1fr;
  }

  .sql-preset-palette {
    max-height: 180px;
  }
}

@media (max-width: 640px) {
  .sql-preset-group-head {
    flex: 0 0 100%;
  }
}

.sql-run-btn {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 4px;
  padding: 0.45rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
}

.sql-run-btn:hover:not(:disabled) {
  background: #1d4ed8;
}

.sql-run-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.sql-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-left: auto;
}

.sql-editor {
  width: 100%;
  flex: 1;
  font-family: ui-monospace, "Cascadia Code", "SF Mono", Menlo, monospace;
  font-size: 0.8rem;
  line-height: 1.45;
  padding: 0.75rem;
  border: 1px solid var(--border-card);
  border-radius: 6px;
  background: var(--bg-page);
  color: var(--text);
  resize: vertical;
  min-height: 240px;
}

.sql-editor:focus {
  outline: 2px solid var(--accent-soft);
  border-color: var(--accent);
}

.sql-error {
  color: #b91c1c;
  font-size: 0.875rem;
  margin: 0.5rem 0 0;
}

.sql-unavailable {
  color: var(--text-muted);
  font-size: 0.875rem;
  margin: 1rem 0 0;
}

.sql-results {
  margin-top: 1.25rem;
}

.sql-view-tabs {
  display: flex;
  flex-wrap: nowrap;
  gap: 0.25rem;
  margin-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-plot);
  padding-bottom: 0.5rem;
  overflow-x: auto;
}

.sql-view-tab {
  flex-shrink: 0;
  font-size: 0.8rem;
  padding: 0.35rem 0.65rem;
  border: 1px solid var(--border-card);
  border-radius: 4px;
  background: var(--bg-page);
  color: var(--text-muted);
  cursor: pointer;
}

.sql-view-tab.active {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
  font-weight: 500;
}

.sql-view-tab.disabled,
.sql-view-tab:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.sql-chart-area {
  min-height: 200px;
}

.sql-result-table {
  max-height: 480px;
  overflow: auto;
  display: block;
}

.sql-result-table thead {
  position: sticky;
  top: 0;
  background: var(--bg-card);
}