#aircraft-next-canvas-settings {
  --canvas-settings-hue: #f00;
  position: fixed;
  z-index: 48;
  display: flex;
  width: 254px;
  height: 316px;
  max-width: calc(100vw - 16px);
  max-height: calc(100vh - 16px);
  box-sizing: border-box;
  flex-direction: column;
  align-items: stretch;
  gap: var(--aircraft-ui-stack-gap);
  overflow: hidden;
  padding: var(--aircraft-ui-stack-gap);
  border: var(--aircraft-ui-surface-border);
  border-radius: var(--aircraft-ui-surface-radius-mobile);
  background: var(--ui-surface-glass-strong);
  color: var(--ui-text);
  box-shadow: var(--ui-shadow-popover);
  backdrop-filter: blur(var(--aircraft-ui-surface-blur));
  -webkit-backdrop-filter: blur(var(--aircraft-ui-surface-blur));
  font-family: var(--font-ui);
  font-size: var(--aircraft-ui-font-size);
  line-height: var(--aircraft-ui-line-height);
}

#aircraft-next-canvas-settings[hidden] { display: none !important; }

.aircraft-next-canvas-settings-header {
  display: grid;
  width: 100%;
  height: var(--aircraft-ui-control-compact-height);
  flex: 0 0 var(--aircraft-ui-control-compact-height);
  grid-template-columns: var(--aircraft-ui-control-compact-height) minmax(0, 1fr) var(--aircraft-ui-control-compact-height);
  align-items: center;
  gap: var(--aircraft-ui-surface-gap);
}

.aircraft-next-canvas-settings-title {
  min-width: 0;
  overflow: hidden;
  font-size: var(--aircraft-ui-font-size);
  font-weight: 500;
  text-align: center;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.aircraft-next-canvas-settings-header-button {
  width: var(--aircraft-ui-control-compact-height);
  min-width: var(--aircraft-ui-control-compact-height);
  height: var(--aircraft-ui-control-compact-height);
  min-height: var(--aircraft-ui-control-compact-height);
  padding: 0 5px;
  border-radius: var(--aircraft-ui-control-radius);
  color: var(--ui-icon);
}

.aircraft-next-canvas-settings-header-button[hidden] {
  display: block !important;
  visibility: hidden;
  pointer-events: none;
}

.aircraft-next-canvas-settings-header-button .aircraft-lucide-icon {
  width: var(--aircraft-ui-icon-size);
  height: var(--aircraft-ui-icon-size);
}

.aircraft-next-canvas-settings-divider {
  display: block;
  width: calc(100% + 24px);
  height: 1px;
  flex: 0 0 1px;
  margin: -4px -12px 0;
  background: var(--ui-divider);
}

.aircraft-next-canvas-settings-main,
.aircraft-next-canvas-settings-color {
  min-height: 0;
  flex: 1 1 auto;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  touch-action: pan-y;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

/* Settings and color are true sibling views. The active view exclusively owns
 * the popup body; author display rules must never override the hidden state. */
.aircraft-next-canvas-settings-main[hidden],
.aircraft-next-canvas-settings-color[hidden] {
  display: none !important;
}

.aircraft-next-canvas-settings-main {
  display: flex;
  flex-direction: column;
  gap: var(--aircraft-ui-stack-gap);
  padding-top: 2px;
  padding-bottom: 4px;
}

.aircraft-next-canvas-settings-main::-webkit-scrollbar,
.aircraft-next-canvas-settings-color::-webkit-scrollbar { display: none; }

.aircraft-next-canvas-settings-section {
  display: flex;
  width: 100%;
  flex: 0 0 auto;
  flex-direction: column;
  gap: 2px;
}

.aircraft-next-canvas-settings-section + .aircraft-next-canvas-settings-section {
  padding-top: var(--aircraft-ui-surface-gap);
  border-top: 1px solid var(--ui-divider);
}

.aircraft-next-canvas-settings-section-title {
  display: flex;
  height: 22px;
  align-items: center;
  padding: 0 2px;
  color: var(--ui-text-muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .01em;
}

.aircraft-next-canvas-settings-row {
  display: flex;
  width: 100%;
  min-height: var(--aircraft-ui-control-height);
  align-items: center;
  justify-content: space-between;
  gap: var(--aircraft-ui-surface-gap);
  padding: 0 2px;
}

.aircraft-next-canvas-settings-row[data-disabled='true'] {
  opacity: .45;
}

.aircraft-next-canvas-settings-row-label {
  min-width: 0;
  flex: 1 1 auto;
  overflow: hidden;
  color: var(--ui-text);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.aircraft-next-canvas-settings-select {
  width: 104px;
  height: var(--aircraft-ui-control-compact-height);
  min-height: var(--aircraft-ui-control-compact-height);
  padding: 0 24px 0 8px;
  border-radius: var(--aircraft-ui-control-radius);
  background: var(--ui-control-hover);
  color: var(--ui-text);
}

.aircraft-next-canvas-settings-number-field {
  display: inline-flex;
  width: 88px;
  height: var(--aircraft-ui-control-compact-height);
  align-items: center;
  gap: 3px;
  padding: 0 var(--aircraft-ui-control-pad-x);
  border-radius: var(--aircraft-ui-control-radius);
  background: var(--ui-control-hover);
  color: var(--ui-text-muted);
}

.aircraft-next-canvas-settings-number {
  width: 100%;
  min-width: 0;
  height: var(--aircraft-ui-control-compact-height);
  min-height: var(--aircraft-ui-control-compact-height);
  padding: 0;
  background: transparent;
  color: var(--ui-text);
  text-align: right;
}

.aircraft-next-canvas-settings-color-trigger {
  --canvas-settings-swatch: #fff;
  width: 52px;
  height: var(--aircraft-ui-control-compact-height);
  min-height: var(--aircraft-ui-control-compact-height);
  justify-content: center;
  gap: 5px;
  padding: 0 6px;
  border-radius: var(--aircraft-ui-control-radius);
  background: var(--ui-control-hover);
  color: var(--ui-icon-muted);
}

.aircraft-next-canvas-settings-color-trigger .aircraft-lucide-icon {
  width: 12px;
  height: 12px;
}

.aircraft-next-canvas-settings-color-swatch {
  width: 16px;
  height: 16px;
  flex: 0 0 16px;
  border: 1px solid var(--ui-border-translucent);
  border-radius: 50%;
  background: var(--canvas-settings-swatch);
}

.aircraft-next-canvas-settings-toggle {
  position: relative;
  width: 32px;
  min-width: 32px;
  height: 18px;
  min-height: 18px;
  padding: 0;
  border-radius: 999px;
  background: var(--ui-control-active);
}

.aircraft-next-canvas-settings-toggle-thumb {
  position: absolute;
  left: 2px;
  top: 2px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--ui-surface);
  box-shadow: 0 1px 2px rgb(0 0 0 / 18%);
  transition: transform 120ms ease;
}

.aircraft-next-canvas-settings-toggle[data-current='true'] {
  background: var(--ui-text);
}

.aircraft-next-canvas-settings-toggle[data-current='true'] .aircraft-next-canvas-settings-toggle-thumb {
  transform: translateX(14px);
}

.aircraft-next-canvas-settings-color {
  display: flex;
  width: 100%;
  flex-direction: column;
  gap: var(--aircraft-ui-stack-gap);
  padding-top: 2px;
  padding-bottom: 4px;
}

.aircraft-next-canvas-settings-color-controls {
  display: flex;
  width: 100%;
  flex: 0 0 auto;
  flex-direction: column;
  gap: var(--aircraft-ui-stack-gap);
}

.aircraft-next-canvas-settings-sv,
.aircraft-next-canvas-settings-hue {
  position: relative;
  width: 100%;
  overflow: hidden;
  touch-action: none;
}

.aircraft-next-canvas-settings-sv {
  height: 120px;
  flex: 0 0 120px;
  border-radius: calc(var(--aircraft-ui-control-radius) + 2px);
  background:
    linear-gradient(to top, #000, transparent),
    linear-gradient(to right, #fff, rgb(255 255 255 / 0)),
    var(--canvas-settings-hue);
}

.aircraft-next-canvas-settings-hue {
  height: 14px;
  flex: 0 0 14px;
  border-radius: 999px;
  background: linear-gradient(90deg, #f00 0%, #ff0 16.67%, #0f0 33.33%, #0ff 50%, #00f 66.67%, #f0f 83.33%, #f00 100%);
}

.aircraft-next-canvas-settings-handle {
  position: absolute;
  z-index: 2;
  width: 12px;
  height: 12px;
  border: 2px solid #fff;
  border-radius: 50%;
  box-shadow: 0 0 0 1px rgb(0 0 0 / 38%);
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.aircraft-next-canvas-settings-sv-handle {
  top: 0;
  background: transparent;
}

.aircraft-next-canvas-settings-hue-handle { top: 50%; }

.aircraft-next-canvas-settings-presets {
  display: flex;
  width: 100%;
  flex: 0 0 auto;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-start;
  gap: var(--aircraft-ui-stack-gap);
}

.aircraft-next-canvas-settings-preset {
  width: var(--aircraft-ui-control-compact-height);
  min-width: var(--aircraft-ui-control-compact-height);
  height: var(--aircraft-ui-control-compact-height);
  min-height: var(--aircraft-ui-control-compact-height);
  flex: 0 0 var(--aircraft-ui-control-compact-height);
  padding: 0;
  border: 1px solid var(--ui-border-translucent);
  border-radius: 50%;
  background: var(--canvas-settings-preset) !important;
}

.aircraft-next-canvas-settings-preset:hover,
.aircraft-next-canvas-settings-preset:active {
  background: var(--canvas-settings-preset) !important;
}

.aircraft-next-canvas-settings-preset[data-current='true'] {
  box-shadow:
    0 0 0 2px var(--ui-surface),
    0 0 0 3px var(--ui-text-muted);
}

.aircraft-next-canvas-settings-hex-field {
  display: inline-flex;
  width: 100%;
  height: var(--aircraft-ui-control-compact-height);
  flex: 0 0 var(--aircraft-ui-control-compact-height);
  align-items: center;
  gap: 4px;
  overflow: hidden;
  padding: 0 var(--aircraft-ui-control-pad-x);
  border-radius: var(--aircraft-ui-control-radius);
  background: var(--ui-control-hover);
  color: var(--ui-text-muted);
}

.aircraft-next-canvas-settings-hex {
  width: 100%;
  min-width: 0;
  height: var(--aircraft-ui-control-compact-height);
  min-height: var(--aircraft-ui-control-compact-height);
  padding: 0 2px;
  background: transparent;
  color: var(--ui-text);
  text-transform: uppercase;
}