/* STATISTICS.CSS
   Statistics operator styles for Calcunator.
   Built to work with math-input-core.js.
*/

.statistics-combination,
.statistics-permutation,
.statistics-probability,
.statistics-probability-intersection,
.statistics-probability-union {
  position: relative;
  display: inline-flex;
  align-items: baseline;
  vertical-align: middle;
  white-space: nowrap;
  line-height: 1.15;
  min-height: 1.15em;
  margin: 0 1px;
  pointer-events: none;
  overflow: visible;
}

.statistics-label,
.statistics-paren,
.statistics-comma,
.statistics-binary-symbol {
  display: inline-block;
  font-weight: 400;
  line-height: 1.15;
  pointer-events: none;
  vertical-align: baseline;
  margin: 0;
  padding: 0;
  background: transparent;
}

.statistics-label {
  margin-right: 1px;
}

.statistics-comma {
  margin-left: 1px;
  margin-right: 1px;
}

.statistics-binary-symbol {
  margin-left: 1px;
  margin-right: 1px;
}

.statistics-slot {
  position: relative;
  display: inline-block;
  min-width: 0;
  min-height: 1em;
  padding: 0 2px;
  border: 1px solid transparent;
  box-sizing: border-box;
  text-align: center;
  white-space: nowrap;
  line-height: 1.15;
  outline: none;
  pointer-events: auto;
  vertical-align: baseline;
  font-weight: 400;
  background: transparent;
}

.statistics-slot[data-empty="true"] {
  min-width: 16px;
  padding-left: 3px;
  padding-right: 3px;
  border-color: #cccccc;
}

.statistics-slot[data-empty="true"]::before {
  content: attr(data-placeholder);
  color: #777777;
  opacity: 0.65;
  pointer-events: none;
}

.statistics-slot[data-empty="false"] {
  min-width: 0;
  padding-left: 2px;
  padding-right: 2px;
  border-color: transparent;
}

.statistics-combination:focus-within .statistics-slot,
.statistics-permutation:focus-within .statistics-slot,
.statistics-probability:focus-within .statistics-slot,
.statistics-probability-intersection:focus-within .statistics-slot,
.statistics-probability-union:focus-within .statistics-slot {
  border-color: #cccccc;
}

.statistics-combination .statistics-combination,
.statistics-combination .statistics-permutation,
.statistics-combination .statistics-probability,
.statistics-permutation .statistics-combination,
.statistics-permutation .statistics-permutation,
.statistics-permutation .statistics-probability,
.statistics-probability .statistics-combination,
.statistics-probability .statistics-permutation,
.statistics-probability .statistics-probability {
  font-size: 0.7em;
}

.statistics-combination .fraction,
.statistics-permutation .fraction,
.statistics-probability .fraction,
.statistics-probability-intersection .fraction,
.statistics-probability-union .fraction,
.statistics-combination .calc-fraction,
.statistics-permutation .calc-fraction,
.statistics-probability .calc-fraction,
.statistics-probability-intersection .calc-fraction,
.statistics-probability-union .calc-fraction {
  vertical-align: middle;
}