:root {
  color-scheme: light;
  --bg: #f4f6f8;
  --panel: #ffffff;
  --text: #101828;
  --muted: #667085;
  --line: #d8dee7;
  --accent: #0f766e;
  --accent-strong: #0b5d57;
  --accent-soft: #e8f4f2;
  --blue: #2563eb;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button {
  min-width: 0;
  font: inherit;
}

a {
  color: inherit;
}

input {
  font: inherit;
}

button:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(37, 99, 235, 0.25);
  outline-offset: 2px;
}

.app {
  width: calc(100% - 32px);
  max-width: 1380px;
  min-width: 0;
  margin: 0 auto;
  padding: 26px 0 40px;
}

.topbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 18px;
}

.topbar-actions {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 8px;
}

.advanced-only {
  display: none !important;
}

.app.is-advanced .advanced-only {
  display: block !important;
}

.app.is-advanced .inline-config-grid.advanced-only,
.app.is-advanced .config-field.advanced-only {
  display: grid !important;
}

.app.is-advanced th.advanced-only,
.app.is-advanced td.advanced-only {
  display: table-cell !important;
}

.app.is-advanced button.advanced-only {
  display: inline-block !important;
}

.mobile-hide {
  display: revert;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  margin-top: 2px;
  font-size: 28px;
  line-height: 1.15;
}

h2 {
  font-size: 17px;
  line-height: 1.3;
}

.eyebrow {
  color: var(--accent);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.subtitle,
.section-heading p,
.method-grid p {
  overflow-wrap: anywhere;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.subtitle {
  margin-top: 6px;
}

.panel {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 1px 2px rgba(16, 24, 40, 0.04);
}

.primary-button {
  min-width: 150px;
  height: 42px;
  padding: 0 18px;
  border: 1px solid var(--accent);
  border-radius: 7px;
  background: var(--accent);
  color: #ffffff;
  cursor: pointer;
  font-weight: 700;
}

.primary-button:hover {
  background: var(--accent-strong);
}

.primary-button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 36px;
  padding: 0 11px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #ffffff;
  color: var(--text);
  cursor: pointer;
  font-size: 12px;
  text-decoration: none;
}

.secondary-button:hover {
  border-color: #9ca8b8;
}

.compact-button {
  min-width: 96px;
  height: 36px;
  padding: 0 12px;
}

.toggle-control {
  display: flex;
  align-items: center;
  gap: 7px;
  height: 36px;
  max-width: 100%;
  min-width: 0;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #ffffff;
  color: var(--muted);
  font-size: 12px;
}

.toggle-control input {
  width: 15px;
  height: 15px;
  accent-color: var(--accent);
}

.section-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.section-heading > div {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.period-label,
.model-badge {
  flex: 0 0 auto;
  padding: 6px 9px;
  border-radius: 5px;
  background: #f2f4f7;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.scenario-panel {
  display: grid;
  gap: 16px;
  margin-bottom: 18px;
  padding: 18px;
}

.scenario-actions {
  display: flex;
  flex: 0 0 auto;
  flex-wrap: wrap;
  gap: 8px;
}

.scenario-config-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 12px;
}

.config-field {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.config-field span,
.scenario-summary span {
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
  line-height: 1.25;
  text-transform: uppercase;
}

.config-field input {
  width: 100%;
  height: 36px;
  min-width: 0;
  padding: 0 9px;
  border: 1px solid var(--line);
  border-radius: 7px;
  color: var(--text);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}

.config-field input:focus {
  border-color: var(--blue);
  outline: 3px solid rgba(37, 99, 235, 0.13);
}

.unit-input {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 6px;
}

.unit-input > span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: none;
}

.scenario-summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.scenario-summary > div {
  min-width: 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #f8fafc;
}

.scenario-summary strong {
  display: block;
  margin-top: 5px;
  overflow-wrap: anywhere;
  font-size: 18px;
  font-variant-numeric: tabular-nums;
}

.export-status {
  min-height: 16px;
  color: var(--accent-strong);
  font-size: 11px;
  font-weight: 700;
}

.export-status.is-error {
  color: #b42318;
}

.workspace-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr);
  gap: 18px;
  margin-bottom: 18px;
  align-items: start;
}

.map-panel,
.geofence-panel {
  padding: 18px;
}

.tool-info {
  margin-bottom: 18px;
  padding: 13px;
  border: 1px solid #8fc6c0;
  border-radius: 7px;
  background: var(--accent-soft);
}

.tool-info h2 {
  margin-top: 3px;
}

.tool-info ol {
  display: grid;
  gap: 6px;
  margin: 10px 0;
  padding-left: 18px;
  color: var(--text);
  font-size: 11px;
  line-height: 1.45;
}

.tool-info > p:last-child {
  color: var(--accent-strong);
  font-size: 11px;
  font-weight: 700;
  line-height: 1.4;
}

.math-illustrations {
  margin-bottom: 18px;
  padding: 13px;
  border: 1px solid #8fc6c0;
  border-radius: 7px;
  background: var(--accent-soft);
}

.math-illustrations h2 {
  margin-top: 3px;
}

.math-card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  margin-top: 10px;
}

.math-card {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 5px;
  column-gap: 10px;
  align-items: center;
  min-width: 0;
  padding: 9px;
  border: 1px solid rgba(15, 118, 110, 0.18);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.72);
}

.math-card svg {
  display: block;
  width: 100%;
  height: auto;
  grid-row: 1 / span 2;
  overflow: visible;
}

.math-card .safety {
  fill: rgba(220, 38, 38, 0.16);
  stroke: #dc2626;
  stroke-width: 2.5;
}

.math-card .safety.faint {
  fill: rgba(220, 38, 38, 0.1);
  stroke-width: 2;
}

.math-card .blue-envelope {
  fill: rgba(37, 99, 235, 0.12);
  stroke: #2563eb;
  stroke-width: 2.5;
}

.math-card .drone-dot {
  fill: #111827;
  stroke: #ffffff;
  stroke-width: 1.8;
}

.math-card .radius-line,
.math-card .measure-line {
  stroke: #111827;
  stroke-linecap: round;
  stroke-width: 1.6;
}

.math-card .measure-line {
  marker-start: none;
  marker-end: none;
}

.math-card .svg-label {
  fill: #111827;
  font-size: 9px;
  font-weight: 800;
}

.math-card strong {
  color: var(--text);
  font-size: 11px;
}

.math-card span {
  color: var(--muted);
  font-size: 10px;
  line-height: 1.3;
}

.traffic-controls {
  display: grid;
  gap: 7px;
  margin-top: 10px;
}

.traffic-controls p {
  color: var(--accent-strong);
  font-size: 11px;
  line-height: 1.4;
}

.inline-config-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.source-note {
  color: var(--muted);
  font-size: 10px;
  line-height: 1.4;
}

.map-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  max-width: 100%;
  min-width: 0;
}

.map-mode-control,
.zoom-control {
  display: flex;
  align-items: center;
  height: 36px;
  max-width: 100%;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #ffffff;
}

.map-mode-control button,
.zoom-control button {
  height: 100%;
  min-width: 0;
  padding: 0 10px;
  border: 0;
  border-right: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 12px;
  font-weight: 700;
}

.map-mode-control button:last-child,
.zoom-control button:last-child {
  border-right: 0;
}

.map-mode-control button:hover,
.zoom-control button:hover {
  background: #f8fafc;
  color: var(--text);
}

.map-mode-control button.is-active {
  background: var(--accent);
  color: #ffffff;
}

.zoom-control button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.drawing-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin: 16px 0 10px;
  padding: 11px 12px;
  border: 1px solid #8fc6c0;
  border-radius: 7px;
  background: var(--accent-soft);
}

.drawing-toolbar > div {
  display: grid;
  gap: 2px;
}

.drawing-toolbar strong {
  color: var(--accent-strong);
  font-size: 13px;
}

.drawing-toolbar span,
.map-help {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.4;
}

.map-stage {
  position: relative;
  width: 100%;
  min-width: 0;
  overflow: hidden;
  aspect-ratio: 720 / 457;
}

#mapCanvas {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 720 / 457;
}

#mapCanvas {
  border: 1px solid #344054;
  background: #eef2f4;
  cursor: crosshair;
  touch-action: none;
}

#mapCanvas.is-panning {
  cursor: grab;
}

#mapCanvas.is-dragging,
#mapCanvas.is-panning.is-dragging {
  cursor: grabbing;
}

.dn-legend {
  position: absolute;
  right: 10px;
  bottom: 10px;
  display: grid;
  grid-template-columns: auto minmax(56px, 88px) auto;
  align-items: center;
  gap: 7px;
  max-width: calc(100% - 20px);
  padding: 7px 8px;
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 7px;
  background: rgba(15, 23, 42, 0.72);
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.18);
  color: #ffffff;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.02em;
  pointer-events: none;
  text-transform: uppercase;
}

.dn-legend i {
  display: block;
  width: 100%;
  height: 9px;
  border-radius: 999px;
  background: linear-gradient(90deg, #2563eb 0%, #06b6d4 32%, #facc15 58%, #f97316 78%, #dc2626 100%);
}

.map-help {
  margin-top: 9px;
  overflow-wrap: anywhere;
}

.airspace-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 16px;
  border: 1px solid var(--line);
  border-radius: 7px;
  overflow: hidden;
}

.airspace-metrics > div {
  min-height: 78px;
  padding: 11px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.airspace-metrics > div:nth-child(2n) {
  border-right: 0;
}

.airspace-metrics > div:nth-last-child(-n + 2) {
  border-bottom: 0;
}

.airspace-metrics span {
  display: block;
  color: var(--muted);
  font-size: 10px;
}

.airspace-metrics strong {
  display: block;
  margin-top: 7px;
  font-size: 17px;
  font-variant-numeric: tabular-nums;
}

.geofence-list {
  display: grid;
  gap: 8px;
  margin-top: 14px;
}

.geofence-row,
.uplan-row {
  display: grid;
  grid-template-columns: 12px minmax(0, 1fr) 32px;
  align-items: start;
  gap: 9px;
  padding: 9px;
  border: 1px solid var(--line);
  border-radius: 7px;
  cursor: pointer;
}

.geofence-row:hover,
.uplan-row:hover {
  background: #f8fafc;
}

.geofence-row.is-selected,
.uplan-row.is-selected {
  border-color: #75b8b1;
  background: var(--accent-soft);
}

.uplan-row.has-error {
  border-color: #f0a39b;
}

.geofence-swatch {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}

.geofence-copy {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.geofence-copy strong,
.geofence-copy span {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.geofence-name {
  width: 100%;
  min-width: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--text);
  font-size: 12px;
  font-weight: 700;
  outline: 0;
}

.geofence-name:focus {
  color: var(--accent-strong);
}

.geofence-copy strong {
  font-size: 12px;
}

.geofence-copy span {
  color: var(--muted);
  font-size: 10px;
}

.geofence-altitude {
  display: grid;
  grid-template-columns: auto 58px auto 58px auto;
  align-items: center;
  gap: 4px;
  width: max-content;
  max-width: 100%;
  margin-top: 3px;
}

.geofence-altitude > span:first-child {
  white-space: nowrap;
}

.geofence-altitude input[type="range"] {
  min-width: 0;
  accent-color: var(--accent);
}

.geofence-altitude input[type="number"] {
  width: 58px;
  min-width: 0;
  height: 26px;
  padding: 3px 5px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: #ffffff;
  color: var(--text);
  font-size: 10px;
  font-variant-numeric: tabular-nums;
}

.altitude-separator {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.geofence-edge-settings {
  max-width: 100%;
  margin-top: 6px;
  padding-top: 6px;
  border-top: 1px solid rgba(148, 163, 184, 0.4);
}

.geofence-edge-settings summary {
  cursor: pointer;
  color: var(--text);
  font-size: 10px;
  font-weight: 800;
}

.geofence-edge-settings summary::marker {
  color: var(--muted);
}

.geofence-edge-body {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
  margin-top: 7px;
}

.geofence-mini-field {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.geofence-mini-field span {
  color: var(--muted);
  font-size: 9px;
  font-weight: 800;
  text-transform: uppercase;
}

.geofence-mini-field input {
  width: 100%;
  min-width: 0;
  height: 26px;
  padding: 3px 5px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: #ffffff;
  color: var(--text);
  font-size: 10px;
  font-variant-numeric: tabular-nums;
}

.geofence-edge-help {
  grid-column: 1 / -1;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.35;
  white-space: normal;
}

.geofence-inline-output {
  color: var(--accent-strong);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}

.geofence-copy .geofence-inline-output {
  overflow: visible;
  color: var(--accent-strong);
  line-height: 1.35;
  text-overflow: clip;
  white-space: normal;
}

.geofence-copy .geofence-inline-output.is-error {
  color: #b42318;
}

.uplan-tool {
  display: grid;
  gap: 10px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.compact-heading {
  gap: 10px;
}

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

.uplan-generator {
  display: grid;
  grid-template-columns: 1fr;
  align-items: end;
  gap: 8px;
}

.app.is-advanced .uplan-generator {
  grid-template-columns: minmax(88px, 110px) minmax(0, 1fr);
}

.uplan-action-buttons,
.uplan-row-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.uplan-action-buttons .secondary-button {
  flex: 0 1 auto;
  width: auto;
  padding: 0 10px;
  white-space: nowrap;
}

.compact-uplan-button {
  min-height: 30px;
  padding: 6px 10px;
  font-size: 11px;
}

.uplan-summary {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.4;
}

.uplan-reroute-status {
  min-height: 14px;
  color: var(--accent-strong);
  font-size: 10px;
  font-weight: 700;
  line-height: 1.4;
}

.uplan-reroute-status.is-error {
  color: #b42318;
}

.uplan-list {
  display: grid;
  gap: 8px;
}

.uplan-settings {
  max-width: 100%;
  margin-top: 6px;
  padding-top: 6px;
  border-top: 1px solid rgba(148, 163, 184, 0.4);
}

.uplan-settings summary {
  cursor: pointer;
  color: var(--text);
  font-size: 10px;
  font-weight: 800;
}

.uplan-settings summary::marker {
  color: var(--muted);
}

.uplan-settings-body {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
  margin-top: 7px;
}

.uplan-settings-help {
  grid-column: 1 / -1;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.35;
  white-space: normal;
}

.geofence-remove {
  width: 32px;
  height: 32px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 17px;
}

.layer-output-panel {
  padding: 18px;
  margin-bottom: 18px;
}

.geofence-outputs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 16px;
}

.layer-output-card {
  display: grid;
  gap: 12px;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #ffffff;
  color: var(--text);
  cursor: pointer;
  text-align: left;
}

.layer-output-card:hover {
  border-color: #9ca8b8;
}

.layer-output-card.is-selected {
  border-color: #75b8b1;
  background: var(--accent-soft);
}

.layer-output-heading {
  display: grid;
  grid-template-columns: 11px minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
}

.layer-output-heading strong {
  overflow: hidden;
  font-size: 13px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.layer-output-heading > span:last-child {
  color: var(--muted);
  font-size: 10px;
  font-variant-numeric: tabular-nums;
}

.layer-output-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 7px;
}

.layer-output-metrics > div {
  min-width: 0;
  padding-top: 7px;
  border-top: 1px solid rgba(102, 112, 133, 0.2);
}

.layer-output-metrics span,
.layer-output-metrics strong {
  display: block;
}

.layer-output-metrics span {
  color: var(--muted);
  font-size: 9px;
  line-height: 1.3;
}

.layer-output-metrics strong {
  margin-top: 4px;
  overflow-wrap: anywhere;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.geofence-remove:hover {
  border-color: #f2a39d;
  color: #b42318;
}

.empty-geofences {
  padding: 16px;
  border: 1px dashed var(--line);
  border-radius: 7px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.45;
  text-align: center;
}

.metric-grid span,
.primary-output span {
  display: block;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.3;
}

.metric-grid small,
.primary-output small {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.3;
}

.results-grid {
  display: grid;
  grid-template-columns: minmax(330px, 0.8fr) minmax(560px, 1.2fr);
  gap: 18px;
  margin-bottom: 18px;
}

.output-panel,
.comparison-panel,
.chart-panel,
.method-panel {
  padding: 18px;
}

.model-badge {
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.primary-output {
  margin: 18px 0 14px;
  padding: 16px;
  border-left: 4px solid var(--accent);
  background: #f7faf9;
}

.primary-output strong {
  display: block;
  margin-top: 5px;
  font-size: 38px;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.metric-grid > div {
  min-height: 92px;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 7px;
}

.metric-grid strong {
  display: block;
  margin-top: 7px;
  font-size: 22px;
  font-variant-numeric: tabular-nums;
}

.metric-grid strong.is-pass {
  color: var(--accent-strong);
}

.metric-grid strong.is-fail {
  color: #b42318;
}

.metric-grid strong.is-insufficient {
  color: #b54708;
}

.table-wrap {
  max-width: 100%;
  overflow-x: auto;
  margin-top: 17px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

th,
td {
  padding: 11px 10px;
  border-bottom: 1px solid var(--line);
  text-align: right;
  white-space: nowrap;
}

th:first-child,
td:first-child {
  width: 52px;
  text-align: center;
}

th:nth-child(2),
td:nth-child(2) {
  text-align: left;
}

th {
  color: var(--muted);
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
}

.source-chip {
  display: inline-block;
  max-width: 150px;
  overflow: hidden;
  color: var(--muted);
  text-overflow: ellipsis;
  vertical-align: middle;
}

tbody tr {
  cursor: pointer;
  outline: 0;
}

tbody tr:hover {
  background: #f8fafc;
}

tbody tr.is-selected {
  background: var(--accent-soft);
  box-shadow: inset 3px 0 0 var(--accent);
}

tbody tr:focus-visible {
  box-shadow: inset 0 0 0 2px var(--blue);
}

.selection-indicator {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid #98a2b3;
  border-radius: 50%;
  vertical-align: middle;
}

tbody tr.is-selected .selection-indicator {
  border: 4px solid var(--accent);
}

.chart-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-bottom: 18px;
}

.app.is-advanced .chart-grid {
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
}

.chart-panel canvas {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 12px;
}

#surfaceCanvas {
  aspect-ratio: 38 / 25;
  cursor: grab;
  touch-action: none;
}

#surfaceCanvas.is-dragging {
  cursor: grabbing;
}

#thresholdCanvas {
  aspect-ratio: 31 / 25;
}

.method-panel h2 {
  margin-bottom: 14px;
}

.method-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.method-grid > div {
  padding-left: 12px;
  border-left: 2px solid var(--line);
}

.method-grid strong {
  display: block;
  margin-bottom: 5px;
  font-size: 13px;
}

.documentation-page {
  max-width: 1120px;
}

.doc-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-bottom: 18px;
}

.doc-panel {
  display: grid;
  gap: 12px;
  margin-bottom: 18px;
  padding: 18px;
}

.doc-panel p,
.doc-list {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.doc-flow {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.doc-flow span {
  padding: 7px 9px;
  border: 1px solid #b7d9d5;
  border-radius: 7px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-size: 11px;
  font-weight: 800;
}

.formula {
  width: fit-content;
  max-width: 100%;
  overflow-x: auto;
  padding: 9px 11px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: 7px;
  background: #f8fafc;
  color: var(--text);
  font-family: ui-serif, Georgia, "Times New Roman", serif;
  font-size: 16px;
  line-height: 1.35;
  white-space: nowrap;
}

.doc-table {
  width: 100%;
  table-layout: fixed;
  border-collapse: collapse;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 7px;
  font-size: 12px;
}

.doc-table th,
.doc-table td {
  padding: 10px;
  border-bottom: 1px solid var(--line);
  overflow-wrap: anywhere;
  white-space: normal;
  vertical-align: top;
  text-align: left;
}

.doc-table tr:last-child th,
.doc-table tr:last-child td {
  border-bottom: 0;
}

.doc-table th {
  width: 30%;
  color: var(--text);
  font-weight: 800;
}

.doc-table td {
  color: var(--muted);
  line-height: 1.45;
}

.doc-source {
  padding-top: 8px;
  border-top: 1px solid var(--line);
  color: var(--accent-strong) !important;
  font-size: 11px !important;
  font-weight: 700;
}

.doc-list {
  margin: 0;
  padding-left: 18px;
}

.drag-hint {
  flex: 0 0 auto;
  padding: 5px 8px;
  border-radius: 5px;
  background: #f2f4f7;
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
}

@media (max-width: 1050px) {
  .workspace-grid,
  .results-grid,
  .chart-grid {
    grid-template-columns: 1fr;
  }

  .app.is-advanced .chart-grid {
    grid-template-columns: 1fr;
  }

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

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

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

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

@media (max-width: 760px) {
  .app {
    width: calc(100% - 20px);
    padding: 14px 0 24px;
  }

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

  .topbar-actions {
    width: 100%;
  }

  .topbar-actions button,
  .topbar-actions a {
    width: 100%;
  }

  .primary-button {
    width: 100%;
  }

  .map-actions,
  .drawing-toolbar {
    align-items: stretch;
    flex-direction: column;
    width: 100%;
  }

  .map-actions > *,
  .drawing-toolbar button {
    width: 100%;
  }

  .map-mode-control button,
  .zoom-control button {
    flex: 1 1 0;
  }

  .method-grid,
  .doc-grid,
  .math-card-grid,
  .scenario-config-grid,
  .inline-config-grid,
  .uplan-default-grid,
  .uplan-generator,
  .geofence-outputs,
  .geofence-edge-body,
  .uplan-settings-body {
    grid-template-columns: 1fr;
  }

  .app.is-advanced .inline-config-grid.advanced-only,
  .app.is-advanced .uplan-generator {
    grid-template-columns: 1fr;
  }

  .scenario-actions {
    width: 100%;
  }

  .scenario-actions button {
    flex: 1 1 100%;
  }

  .scenario-summary {
    grid-template-columns: 1fr;
  }

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

  .layer-output-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .app:not(.is-advanced) th.mobile-hide,
  .app:not(.is-advanced) td.mobile-hide {
    display: none;
  }

}