.ds-matrix {
  display: block;
  background-color: var(--surface-base);
  --ds-matrix-row-label-width: 7rem;
  --ds-matrix-min-col: 2.75rem;
  --ds-matrix-cols: 4;

  overflow-x: auto;
  overflow-y: visible;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-lg);
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.ds-matrix::-webkit-scrollbar {
  display: none;
}

.ds-matrix + .ds-matrix {
  margin-top: var(--space-4);
}

@media (min-width: 768px) {
  .ds-matrix {
    --ds-matrix-row-label-width: 150px;
  }
}

.ds-matrix__header {
  display: grid;
  grid-template-columns: var(--ds-matrix-row-label-width)
    repeat(var(--ds-matrix-cols), minmax(var(--ds-matrix-min-col), 1fr));
  gap: 0;
  min-width: max(100%, calc(var(--ds-matrix-row-label-width) + var(--ds-matrix-cols) * var(--ds-matrix-min-col)));
}

.ds-matrix__header-cell {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: var(--space-2);
  text-align: center;
  background-color: var(--surface-sunken);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
  border-top: 1px solid var(--border-default);
  border-bottom: 1px solid var(--border-default);
  border-left: 1px solid var(--border-default);
}

.ds-matrix__header-cell:first-child {
  position: sticky;
  left: 0;
  z-index: calc(var(--z-sticky) + 1);
  text-align: left;
  border-top-left-radius: var(--radius-lg);
}

.ds-matrix__header-cell:last-child {
  border-right: 1px solid var(--border-default);
  border-top-right-radius: var(--radius-lg);
}

@media (min-width: 768px) {
  .ds-matrix__header-cell {
    padding: var(--space-3);
  }
}

.ds-matrix__row {
  display: grid;
  grid-template-columns: var(--ds-matrix-row-label-width)
    repeat(var(--ds-matrix-cols), minmax(var(--ds-matrix-min-col), 1fr));
  gap: 0;
  min-width: max(100%, calc(var(--ds-matrix-row-label-width) + var(--ds-matrix-cols) * var(--ds-matrix-min-col)));
  background-color: transparent;
  border: 0;
  border-radius: 0;
  padding: 0;
}

.ds-matrix__row-label {
  position: sticky;
  left: 0;
  z-index: var(--z-sticky);
  display: flex;
  align-items: center;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  padding: var(--space-2);
  border-bottom: 1px solid var(--border-default);
  border-left: 1px solid var(--border-default);
  background-color: var(--surface-base);
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}

@media (min-width: 768px) {
  .ds-matrix__row-label {
    padding: var(--space-3);
  }

  .ds-matrix__row:last-child .ds-matrix__row-label {
    border-bottom-left-radius: var(--radius-lg);
  }

  .ds-matrix:not(:has(.ds-matrix__header)) .ds-matrix__row:first-child .ds-matrix__row-label {
    border-top: 1px solid var(--border-default);
    border-top-left-radius: var(--radius-lg);
  }
}

.ds-matrix__cells {
  display: contents;
}

.ds-matrix__cell {

  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  padding: var(--space-2);
  border-radius: 0;
  background-color: var(--surface-base);
  cursor: pointer;
  transition:
    background-color var(--duration-fast) var(--ease-out),
    box-shadow var(--duration-fast) var(--ease-out);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-default);
  border-left: 1px solid var(--border-default);
}

.ds-matrix__cell:last-child {
  border-right: 1px solid var(--border-default);
}

.ds-matrix__row:last-child .ds-matrix__cell:last-child {
  border-bottom-right-radius: var(--radius-lg);
}

.ds-matrix:not(:has(.ds-matrix__header)) .ds-matrix__row:first-child .ds-matrix__cell {
  border-top: 1px solid var(--border-default);
}

.ds-matrix:not(:has(.ds-matrix__header)) .ds-matrix__row:first-child .ds-matrix__cell:last-child {
  border-top-right-radius: var(--radius-lg);
}

.ds-matrix__row:last-child .ds-matrix__row-label {
  border-bottom-left-radius: var(--radius-lg);
}

@media (min-width: 768px) {
  .ds-matrix__cell {
    padding: var(--space-3);
    font-size: var(--text-sm);
  }
}

.ds-matrix__cell:not(:is(.ds-matrix__cell--has-picks, .ds-matrix__cell--on, :has(.ds-matrix__input:checked))):hover {
  background-color: var(--surface-hover);
  color: var(--text-primary);
}

.ds-matrix__cell:has(.ds-matrix__input:focus-visible) {
  outline: 2px solid var(--border-focus, var(--accent-primary));
  outline-offset: 2px;
}

.ds-matrix__cell:has(.ds-matrix__input:checked),
.ds-matrix__cell--on,
.ds-matrix__cell--has-picks {
  background-color: var(--accent-subtle);
  color: var(--accent-primary);
  box-shadow: inset 0 0 0 1.5px var(--accent-primary);
}

.ds-matrix__cell-label {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.ds-matrix__input {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.ds-matrix__mark {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  box-shadow: inset 0 0 0 1.5px var(--border-strong);
  transition:
    box-shadow var(--duration-fast) var(--ease-out),
    background-color var(--duration-fast) var(--ease-out);
  flex-shrink: 0;
}

.ds-matrix__cell:has(.ds-matrix__input:checked) .ds-matrix__mark,
.ds-matrix__cell--on .ds-matrix__mark {
  box-shadow: inset 0 0 0 6px var(--accent-primary);
}

.ds-matrix__mark--square {
  border-radius: 4px;
  position: relative;
}

.ds-matrix__cell:has(.ds-matrix__input:checked) .ds-matrix__mark--square,
.ds-matrix__cell--on .ds-matrix__mark--square {
  box-shadow: inset 0 0 0 1.5px var(--accent-primary);
  background-color: var(--accent-primary);
}

.ds-matrix__cell:has(.ds-matrix__input:checked) .ds-matrix__mark--square::after,
.ds-matrix__cell--on .ds-matrix__mark--square::after {
  content: "✓";
  color: var(--text-on-accent);
  font-size: 13px;
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.ds-matrix--rubric .ds-matrix__cells {

  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.ds-matrix--rubric .ds-matrix__row {
  display: flex;
  flex-direction: column;
  background-color: var(--surface-base);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: 0;
  gap: 0;
  overflow: hidden;
  min-width: auto;
}
.ds-matrix--rubric .ds-matrix__cell {
  border-top: 0;
  border-left: 0;
  border-right: 0;
  border-bottom: 1px solid var(--border-default);
  border-radius: 0;
}
.ds-matrix--rubric .ds-matrix__cells > .ds-matrix__cell:last-child {
  border-bottom: 0;
  border-right: 0;
}

.ds-matrix--rubric .ds-matrix__cell:not(:is(.ds-matrix__cell--has-picks, .ds-matrix__cell--on, :has(.ds-matrix__input:checked))) {
  background-color: var(--surface-base);
}
.ds-matrix--rubric .ds-matrix__cell:not(:is(.ds-matrix__cell--has-picks, .ds-matrix__cell--on, :has(.ds-matrix__input:checked))):hover {
  background-color: var(--surface-hover);
}

@media (min-width: 768px) {

  .ds-matrix--rubric .ds-matrix__row {
    display: grid;
    grid-template-columns: repeat(var(--ds-matrix-cols, 3), minmax(var(--ds-matrix-min-col, 2.75rem), 1fr));
    min-width: max(100%, calc(var(--ds-matrix-cols) * var(--ds-matrix-min-col, 2.75rem)));
    background-color: transparent;
    border: 0;
    border-radius: 0;
    overflow: visible;
  }

  .ds-matrix--rubric .ds-matrix__cells {
    display: contents;
  }

  .ds-matrix--rubric .ds-matrix__cell {
    border-top: 1px solid var(--border-default);
    border-left: 1px solid var(--border-default);
  }
  .ds-matrix--rubric .ds-matrix__cell:first-child {
    border-top-left-radius: var(--radius-lg);
    border-bottom-left-radius: var(--radius-lg);
  }
  .ds-matrix--rubric .ds-matrix__cell:last-child {
    border-top-right-radius: var(--radius-lg);
    border-bottom-right-radius: var(--radius-lg);
  }

  .ds-matrix--rubric .ds-matrix__cells > .ds-matrix__cell:last-child {
    border-bottom: 1px solid var(--border-default);
    border-right: 1px solid var(--border-default);
  }
}

.ds-matrix--rubric .ds-matrix__cell {
  flex-direction: column;
  align-items: stretch;
  justify-content: flex-start;
  gap: var(--space-2);
  padding: var(--space-4);
  text-align: left;
}

@media (min-width: 768px) {
  .ds-matrix--rubric .ds-matrix__cell {
    padding: var(--space-4);
  }
}

.ds-matrix__rubric-head {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
}

.ds-matrix__rubric-score {
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  color: var(--accent-primary);
  line-height: var(--leading-none);
  font-variant-numeric: tabular-nums;
}

.ds-matrix__rubric-name {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  line-height: var(--leading-snug);
}

.ds-matrix__rubric-desc {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  line-height: var(--leading-snug);
}

.ds-matrix__rubric-count {
  margin-left: auto;
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--text-secondary);
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
  background-color: var(--surface-sunken);
  font-variant-numeric: tabular-nums;
  line-height: 1.4;
}
.ds-matrix__cell--has-picks .ds-matrix__rubric-count {
  background-color: var(--accent-primary);
  color: var(--text-on-accent);
}

.ds-matrix--readonly .ds-matrix__cell {
  cursor: not-allowed;
}

.ds-matrix--readonly .ds-matrix__cell:not(:is(.ds-matrix__cell--has-picks, .ds-matrix__cell--on, :has(.ds-matrix__input:checked))):hover {
  background-color: var(--surface-base);
}
.ds-matrix--rubric.ds-matrix--readonly .ds-matrix__cell:not(:is(.ds-matrix__cell--has-picks, .ds-matrix__cell--on, :has(.ds-matrix__input:checked))):hover {
  background-color: var(--surface-base);
}

.ds-matrix__count {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}

.ds-matrix__cell--has-picks .ds-matrix__count {
  color: var(--accent-primary);
}

.ds-matrix__cell-label, .ds-matrix__row-label,
.ds-matrix--rubric .ds-matrix__rubric-name { font-family: var(--soul-font-answer); }

.ds-matrix--scored .ds-matrix__cell {
  background-color: transparent;
  min-height: var(--space-12);
  cursor: default;
  flex-direction: column;
  gap: var(--space-1);
}

.ds-matrix--scored .ds-matrix__cell:hover {
  background-color: transparent;
}

@media (min-width: 768px) {
  .ds-matrix--scored .ds-matrix__cell:not(:is(.ds-matrix__cell--has-picks, .ds-matrix__cell--on, :has(.ds-matrix__input:checked))) {
    background-color: transparent;
  }
  .ds-matrix--scored .ds-matrix__cell:not(:is(.ds-matrix__cell--has-picks, .ds-matrix__cell--on, :has(.ds-matrix__input:checked))):hover {
    background-color: transparent;
  }
}

.ds-matrix__score {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}