.preview-range-editor {
  position: absolute;
  inset: 0;
  z-index: 250;
  overflow: hidden;
  isolation: isolate;
  background: #10111366;
  color: #e5e6e9;
  font: 13px/1.4 "Microsoft YaHei", sans-serif;
}
.preview-range-editor * { box-sizing: border-box; }
.preview-range-editor button { font: inherit; color: inherit; }
.preview-range-editor button:focus-visible,
.preview-range-editor input:focus-visible { outline: 2px solid #b1c8fc; outline-offset: 3px; }
.preview-range-top {
  position: absolute;
  inset: 0 0 auto;
  min-height: 56px;
  padding: 10px 20px;
  display: flex;
  align-items: center;
  gap: 22px;
  background: #18191cf2;
  border-bottom: 1px solid #2b2d31;
  flex-wrap: wrap;
  z-index: 4;
}
.preview-range-top strong { font-size: 15px; font-weight: 500; white-space: nowrap; }
.preview-range-heading { display: flex; align-items: center; gap: 10px; }
.preview-range-heading svg { width: 15px; height: 15px; color: #bfc2c9; }
.preview-range-legend { display: flex; flex-wrap: wrap; gap: 17px; font-size: 12px; color: #b1b4bd; }
.preview-range-legend span { display: flex; align-items: center; gap: 6px; }
.preview-range-legend i { width: 7px; height: 7px; border-radius: 2px; background: #69ca9b; }
.preview-range-legend span:nth-child(2) i { background: #d7a15d; }
.preview-range-legend span:nth-child(3) i { background: #bc777c; }
.preview-range-hologram, .preview-range-ranges { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.preview-range-hologram { z-index: 2; }
.preview-range-ranges { z-index: 3; }
.preview-range-ranges .outer { stroke: #d58184; fill: #e1747706; stroke-width: 1.1; }
.preview-range-ranges .inner { stroke: #76c89f; fill: #63c69708; stroke-width: 1; stroke-dasharray: 4 5; }
.preview-range-ranges .rod { stroke: #b5c6bccc; stroke-width: 1; }
.preview-range-ranges .cross { stroke: #adc1b3; stroke-width: 1; opacity: .65; }
.preview-range-handle {
  position: absolute;
  width: 34px;
  height: 34px;
  z-index: 5;
  background: transparent;
  border: 0;
  padding: 9px;
  touch-action: none;
  cursor: ew-resize;
  transform: translate(-50%, -50%);
}
.preview-range-handle::before { content: ""; display: block; width: 16px; height: 16px; background: #252f2c; border: 2px solid #9bd3b3; border-radius: 50%; }
.preview-range-handle[data-handle="radius"]::before { border-color: #e19a9b; background: #39272a; }
.preview-range-editor.board-control button.preview-range-handle:active { transform: translate(-50%, -50%); background: transparent; }
.preview-range-handle-label { position: absolute; z-index: 4; pointer-events: none; font-size: 11px; white-space: nowrap; padding: 4px 7px; border: 1px solid #47504b; border-radius: 4px; background: #202724; color: #c2dfcd; transform: translate(-50%, -50%); }
.preview-range-handle-label[data-label="radius"] { background: #302327; border-color: #604148; color: #e5babd; }
.preview-range-settings { position: absolute; z-index: 8; left: 50%; bottom: 19px; transform: translateX(-50%); width: min(650px, calc(100% - 32px)); display: flex; align-items: center; gap: 22px; padding: 15px 18px; background: #202125; border: 1px solid #414349; border-radius: 10px; box-shadow: 0 6px 24px #0004; }
.preview-range-field { flex: 1; min-width: 0; }
.preview-range-field-top { display: flex; justify-content: space-between; gap: 6px; margin-bottom: 8px; font-size: 12px; color: #c6c9d0; }
.preview-range-value { font-variant-numeric: tabular-nums; color: #e5e8ed; }
.preview-range-editor input[type="range"] { display: block; width: 100%; height: 16px; margin: 0; accent-color: #b6bfc1; }
.preview-range-actions { display: flex; gap: 8px; flex: none; }
.preview-range-button { border: 1px solid #4b4d54; border-radius: 6px; background: #2a2c32; padding: 7px 13px; white-space: nowrap; font-size: 12px; }
.preview-range-editor .preview-range-button.primary { background: #d6ddd9; color: #17221c; border-color: #d6ddd9; }
.preview-range-button:hover { filter: brightness(1.12); }
.preview-range-entry { display: flex; gap: 9px; align-items: center; border: 1px solid var(--canvas-control-border); border-radius: 6px; background: var(--canvas-control-surface); color: var(--text); padding: 10px 12px; font: inherit; font-size: 12px; text-align: left; }
.preview-range-entry svg { width: 15px; height: 15px; }
@media (max-width: 650px) {
  .preview-range-top { padding: 12px 14px; gap: 10px 20px; }
  .preview-range-legend { gap: 12px; font-size: 11px; }
  .preview-range-settings { gap: 14px; flex-wrap: wrap; padding: 13px 14px; }
  .preview-range-field { flex-basis: 40%; }
  .preview-range-actions { width: 100%; justify-content: flex-end; }
}
@media (pointer: coarse) {
  .preview-range-handle { width: 44px; height: 44px; padding: 14px; }
  .preview-range-button { min-height: 44px; }
}