/* Dataset dashboard: reusable global totals and lightweight charts. */
#MainCanvas .dataset-dashboard-summary,
#MainCanvas .dataset-charts-panel {
  width: 100%;
  margin: 0 0 18px;
  box-sizing: border-box;
}

#MainCanvas .dataset-dashboard-summary {
  padding: 18px;
  border: 1px solid var(--skin-panel-border, rgba(15,23,42,.10));
  border-radius: var(--skin-card-radius, 18px);
  background: var(--skin-panel-bg-strong, rgba(255,255,255,.96));
  box-shadow: var(--skin-card-shadow, 0 10px 24px rgba(15,23,42,.10));
}

#MainCanvas .dataset-dashboard-heading {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

#MainCanvas .dataset-dashboard-kicker {
  font-size: 11px;
  line-height: 1.2;
  font-weight: 900;
  letter-spacing: .10em;
  text-transform: uppercase;
  color: var(--skin-primary-btn-bg, #2563eb);
  margin-bottom: 5px;
}

#MainCanvas .dataset-dashboard-title {
  margin: 0;
  font-size: 20px;
  line-height: 1.3;
  font-weight: 900;
  color: var(--skin-title-color, #111827);
}

#MainCanvas .dataset-dashboard-subtitle {
  margin: 4px 0 0;
  font-size: 13px;
  color: var(--skin-muted-color, #64748b);
}

#MainCanvas .dataset-summary-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
}

#MainCanvas .dataset-summary-card {
  min-width: 0;
  padding: 15px;
  border: 1px solid var(--skin-panel-border, #e2e8f0);
  border-radius: 14px;
  background: var(--skin-input-bg, #fff);
  position: relative;
  overflow: hidden;
}

#MainCanvas .dataset-summary-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: #64748b;
}

#MainCanvas .dataset-summary-card.dataset-tone-positive::before { background: #16a34a; }
#MainCanvas .dataset-summary-card.dataset-tone-negative::before { background: #dc2626; }
#MainCanvas .dataset-summary-card.dataset-tone-warning::before { background: #d97706; }
#MainCanvas .dataset-summary-card.dataset-tone-info::before { background: #2563eb; }
#MainCanvas .dataset-summary-card.dataset-tone-purple::before { background: #7c3aed; }

#MainCanvas .dataset-summary-card-top {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 34px;
}

#MainCanvas .dataset-summary-icon {
  width: 30px;
  height: 30px;
  flex: 0 0 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 9px;
  background: rgba(100,116,139,.10);
  color: #475569;
}

#MainCanvas .dataset-tone-positive .dataset-summary-icon { background: rgba(22,163,74,.10); color: #166534; }
#MainCanvas .dataset-tone-negative .dataset-summary-icon { background: rgba(220,38,38,.10); color: #991b1b; }
#MainCanvas .dataset-tone-warning .dataset-summary-icon { background: rgba(217,119,6,.12); color: #92400e; }
#MainCanvas .dataset-tone-info .dataset-summary-icon { background: rgba(37,99,235,.10); color: #1d4ed8; }
#MainCanvas .dataset-tone-purple .dataset-summary-icon { background: rgba(124,58,237,.10); color: #6d28d9; }

#MainCanvas .dataset-summary-label {
  min-width: 0;
  font-size: 12px;
  line-height: 1.25;
  font-weight: 800;
  color: var(--skin-muted-color, #64748b);
}

#MainCanvas .dataset-summary-value {
  margin-top: 10px;
  font-size: clamp(20px, 1.7vw, 27px) !important;
  line-height: 1.15;
  font-weight: 900 !important;
  color: var(--skin-title-color, #111827);
  white-space: nowrap;
  letter-spacing: -.025em;
}

#MainCanvas .dataset-tone-positive .dataset-summary-value { color: #166534 !important; }
#MainCanvas .dataset-tone-negative .dataset-summary-value { color: #b42318 !important; }
#MainCanvas .dataset-tone-warning .dataset-summary-value { color: #92400e !important; }
#MainCanvas .dataset-tone-info .dataset-summary-value { color: #1d4ed8 !important; }
#MainCanvas .dataset-tone-purple .dataset-summary-value { color: #6d28d9 !important; }

#MainCanvas .dataset-summary-note {
  margin-top: 6px;
  font-size: 11px;
  line-height: 1.35;
  color: var(--skin-muted-color, #64748b);
}

#MainCanvas .dataset-charts-panel {
  border: 1px solid var(--skin-panel-border, rgba(15,23,42,.10));
  border-radius: var(--skin-card-radius, 18px);
  background: var(--skin-panel-bg-strong, rgba(255,255,255,.96));
  box-shadow: var(--skin-card-shadow, 0 10px 24px rgba(15,23,42,.10));
  overflow: hidden;
}

#MainCanvas .dataset-charts-summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 15px 18px;
  font-size: 16px;
  font-weight: 900;
  color: var(--skin-title-color, #111827);
  background: rgba(37,99,235,.045);
}

#MainCanvas .dataset-charts-summary::-webkit-details-marker { display: none; }
#MainCanvas .dataset-charts-summary-hint {
  font-size: 11px;
  font-weight: 700;
  color: var(--skin-muted-color, #64748b);
}

#MainCanvas .dataset-charts-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  padding: 0 18px 18px;
}

#MainCanvas .dataset-chart-card {
  min-width: 0;
  padding: 16px;
  border: 1px solid var(--skin-panel-border, #e2e8f0);
  border-radius: 14px;
  background: var(--skin-input-bg, #fff);
}

#MainCanvas .dataset-chart-header h3 {
  margin: 0;
  font-size: 15px;
  line-height: 1.3;
  font-weight: 900;
  color: var(--skin-title-color, #111827);
}

#MainCanvas .dataset-chart-header p {
  margin: 4px 0 14px;
  font-size: 12px;
  color: var(--skin-muted-color, #64748b);
}

#MainCanvas .dataset-bars { display: grid; gap: 10px; }
#MainCanvas .dataset-bar-meta {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 4px;
}

#MainCanvas .dataset-bar-meta span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 12px;
  font-weight: 750;
  color: var(--skin-text-color, #111827);
}

#MainCanvas .dataset-bar-meta strong {
  white-space: nowrap;
  font-size: 12px;
  color: var(--skin-title-color, #111827);
}

#MainCanvas .dataset-bar-track {
  height: 10px;
  border-radius: 999px;
  background: #e2e8f0;
  overflow: hidden;
}

#MainCanvas .dataset-bar-fill {
  display: block;
  height: 100%;
  min-width: 0;
  border-radius: inherit;
}

#MainCanvas .dataset-tone-bg-positive { background: #16a34a; }
#MainCanvas .dataset-tone-bg-negative { background: #dc2626; }
#MainCanvas .dataset-tone-bg-warning { background: #d97706; }
#MainCanvas .dataset-tone-bg-info { background: #2563eb; }
#MainCanvas .dataset-tone-bg-purple { background: #7c3aed; }
#MainCanvas .dataset-tone-bg-neutral { background: #64748b; }

#MainCanvas .dataset-donut-layout {
  display: grid;
  grid-template-columns: minmax(130px, 170px) minmax(0, 1fr);
  gap: 18px;
  align-items: center;
}

#MainCanvas .dataset-donut {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  margin: 0 auto;
}

#MainCanvas .dataset-donut-center {
  width: 94px;
  height: 94px;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--skin-input-bg, #fff);
  box-shadow: inset 0 0 0 1px var(--skin-panel-border, #e2e8f0);
}

#MainCanvas .dataset-donut-center strong {
  font-size: 19px;
  line-height: 1.1;
  color: var(--skin-title-color, #111827);
}

#MainCanvas .dataset-donut-center span {
  margin-top: 3px;
  font-size: 10px;
  color: var(--skin-muted-color, #64748b);
}

#MainCanvas .dataset-donut-legend { display: grid; gap: 9px; }
#MainCanvas .dataset-legend-item {
  display: grid;
  grid-template-columns: 10px minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  font-size: 12px;
}

#MainCanvas .dataset-legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

#MainCanvas .dataset-legend-label { color: var(--skin-text-color, #111827); }
#MainCanvas .dataset-legend-item strong { color: var(--skin-title-color, #111827); }

#MainCanvas .dataset-chart-empty {
  min-height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 18px;
  border: 1px dashed var(--skin-input-border, #cbd5e1);
  border-radius: 12px;
  color: var(--skin-muted-color, #64748b);
  font-size: 13px;
}

@media (max-width: 1250px) {
  #MainCanvas .dataset-summary-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
  #MainCanvas .dataset-charts-grid { grid-template-columns: 1fr; }
}

@media (max-width: 767px) {
  #MainCanvas .dataset-summary-grid { grid-template-columns: 1fr 1fr; }
  #MainCanvas .dataset-summary-card { padding: 13px; }
  #MainCanvas .dataset-summary-value { font-size: 20px !important; }
  #MainCanvas .dataset-charts-summary-hint { display: none; }
  #MainCanvas .dataset-donut-layout { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  #MainCanvas .dataset-summary-grid { grid-template-columns: 1fr; }
}

/* Cycle 2: monthly column charts. */
#MainCanvas .dataset-columns-scroll {
  width: 100%;
  overflow-x: auto;
  padding: 4px 0 2px;
}

#MainCanvas .dataset-columns {
  min-width: 690px;
  min-height: 250px;
  display: grid;
  grid-template-columns: repeat(12, minmax(46px, 1fr));
  align-items: end;
  gap: 8px;
  padding: 8px 2px 0;
  border-bottom: 1px solid var(--skin-panel-border, #e2e8f0);
}

#MainCanvas .dataset-column-item {
  min-width: 0;
  height: 235px;
  display: grid;
  grid-template-rows: 34px 170px 26px;
  align-items: end;
  gap: 4px;
  text-align: center;
}

#MainCanvas .dataset-column-item > strong {
  align-self: end;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 10px;
  line-height: 1.2;
  color: var(--skin-title-color, #111827);
}

#MainCanvas .dataset-column-track {
  width: 100%;
  height: 170px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  border-radius: 8px 8px 0 0;
  background: linear-gradient(to top, rgba(148,163,184,.10), rgba(148,163,184,.025));
  overflow: hidden;
}

#MainCanvas .dataset-column-fill {
  display: block;
  width: min(32px, 70%);
  min-height: 0;
  border-radius: 7px 7px 0 0;
  box-shadow: 0 4px 10px rgba(15,23,42,.10);
}

#MainCanvas .dataset-column-label {
  align-self: start;
  white-space: nowrap;
  font-size: 10px;
  font-weight: 800;
  color: var(--skin-muted-color, #64748b);
}

@media (max-width: 767px) {
  #MainCanvas .dataset-columns { min-width: 650px; }
}

/* Cycle 4: comparative monthly charts and final responsive polish. */
#MainCanvas .dataset-chart-wide {
  grid-column: 1 / -1;
}

#MainCanvas .dataset-comparison-legend {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin: -2px 0 10px;
  font-size: 12px;
  font-weight: 800;
  color: var(--skin-muted-color, #64748b);
}

#MainCanvas .dataset-comparison-legend span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

#MainCanvas .dataset-comparison-columns {
  min-width: 760px;
  min-height: 270px;
  display: grid;
  grid-template-columns: repeat(12, minmax(54px, 1fr));
  align-items: end;
  gap: 8px;
  padding: 8px 2px 0;
  border-bottom: 1px solid var(--skin-panel-border, #e2e8f0);
}

#MainCanvas .dataset-comparison-item {
  min-width: 0;
  height: 252px;
  display: grid;
  grid-template-rows: 42px 178px 26px;
  align-items: end;
  gap: 3px;
  text-align: center;
}

#MainCanvas .dataset-comparison-values {
  display: grid;
  gap: 2px;
  align-self: end;
  min-width: 0;
}

#MainCanvas .dataset-comparison-values strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 9px;
  line-height: 1.15;
  color: var(--skin-title-color, #111827);
}

#MainCanvas .dataset-comparison-track {
  width: 100%;
  height: 178px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 5px;
  padding: 0 5px;
  border-radius: 8px 8px 0 0;
  background: linear-gradient(to top, rgba(148,163,184,.10), rgba(148,163,184,.025));
  overflow: hidden;
  box-sizing: border-box;
}

#MainCanvas .dataset-comparison-fill {
  display: block;
  width: min(22px, 42%);
  min-height: 0;
  border-radius: 6px 6px 0 0;
  box-shadow: 0 4px 10px rgba(15,23,42,.10);
}

@media (max-width: 767px) {
  #MainCanvas .dataset-comparison-columns {
    min-width: 710px;
  }
}