$graphBorderColor: #0E0E0E;
$graphBackgroundColor: #FFF;

$tooltipBackground: rgba(100, 50, 0, 0.8);
$tooltipTextColor: #FFF;

$itemBorderColor: #EEE;
$itemHighlightColor: #FFD700;

.flame-graph {
  background-color: $graphBackgroundColor;

  .label {
    font-family: Verdana;
    font-weight: lighter;
    cursor: default;
  }

  .border-rect {
    stroke: $graphBorderColor;
    fill: none;
  }

  .node {
    &.clickable, &.clickable .label {
      cursor: pointer;
    }

    /* root is not clickable */
    &.root {
      cursor: auto;

      /* clicking the base node is disabled as it does not make sense to zoom on it */
      :hover {
        cursor: auto;
      }
    }
  }

  .ancestor {
    cursor: pointer;
    opacity: 0.6;
  }

  rect {
    stroke: $itemBorderColor;
    fill-opacity: .8;

    &.overlay {
      fill-opacity: 0;
      stroke-opacity: 0;
    }
  }

  g {
    &.highlight, :hover {
      rect:first-child {
        fill: $itemHighlightColor;
        fill-opacity: 1;
      }
    }
  }
}

.d3-tip {

  line-height: 1;
  font-family: Verdana;
  font-size: 12px;
  padding: 12px;
  background: $tooltipBackground;
  color: $tooltipTextColor;
  border-radius: 7px;
  pointer-events: none;

  /* Creates a small triangle extender for the tooltip */
  &:after {
    box-sizing: border-box;
    display: inline;
    font-size: 10px;
    width: 100%;
    line-height: 1;
    color: $tooltipBackground;
    position: absolute;
    pointer-events: none;
  }

  /* Northward tooltips */
  &.n:after {
    content: "\25BC";
    margin: -1px 0 0 0;
    top: 100%;
    left: 0;
    text-align: center;
  }

  /* Eastward tooltips */
  &.e:after {
    content: "\25C0";
    margin: -4px 0 0 0;
    top: 50%;
    left: -8px;
  }

  /* Southward tooltips */
  &.s:after {
    content: "\25B2";
    margin: 0 0 1px 0;
    top: -8px;
    left: 0;
    text-align: center;
  }

  /* Westward tooltips */
  &.w:after {
    content: "\25B6";
    margin: -4px 0 0 -1px;
    top: 50%;
    left: 100%;
  }
}