form {
  margin-top: var(--space-4);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

form > label {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  font-size: var(--fs-300);
}

form select {
  padding: 0.375rem 0.5rem;
  font-size: var(--fs-300);
  border: 1px solid var(--c-border);
  background-color: var(--c-surface);
  text-transform: capitalize;
}

form fieldset {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

form legend {
  font-size: var(--fs-300);
}

form fieldset label {
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

form input[type="radio"] {
  accent-color: var(--c-ink);
}

figure {
  margin-top: var(--space-3);
}

@media (max-width: 48rem) {
  figure {
    width: 100vw;
    margin-inline: calc(50% - 50vw);
  }
}

.matrix-scroll {
  max-width: 100%;
  overflow-x: auto;
}

.matrix-inner {
  width: max-content;
}

#matrix {
  border-collapse: separate;
  border-spacing: 0;
}

#matrix th {
  font-size: var(--fs-300);
  font-weight: 400;
  text-align: center;
  vertical-align: middle;
}

#matrix th[scope="colgroup"] {
  padding: 0.25rem;
}

#matrix thead .corner {
  position: sticky;
  left: 0;
  z-index: 1;
  background-color: var(--c-bg);
}

#matrix tbody th[scope="row"] {
  min-width: 1.5rem;
}

#matrix tbody th[scope="row"] > span {
  display: inline-block;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  min-width: 1rem;
}

#matrix tbody th[scope="rowgroup"] {
  padding: 0.25rem;
  min-width: 1.5rem;
}

#matrix tbody th[scope="rowgroup"] > span {
  display: inline-block;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  min-width: 1rem;
}

#matrix td {
  padding: 5px;
}

.wrap-wide:has(input[name="grid-size"][value="5"]:checked) [data-extra] {
  display: none;
}

#matrix td > div {
  position: relative;
  width: 3.5rem;
  height: 3.5rem;
  padding: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.25rem;
  border: 2px solid currentColor;
  cursor: pointer;
  transition: transform 0.15s ease;
}

#matrix td > div[data-copied] {
  transform: scale(1.1);
}

#matrix td > div[data-copied] > small {
  background-color: #fff;
  color: #000;
}

.wrap-wide:has(input[name="level"][value="aa"]:checked) #matrix td > div[data-pass-aa],
.wrap-wide:has(input[name="level"][value="aaa"]:checked) #matrix td > div[data-pass-aaa] {
  border-style: dashed;
  outline: 2px solid black;
  outline-offset: 2px;
  border-radius: 8px;
}

.wrap-wide:has(input[name="level"][value="aa"]:checked) #matrix td > div:not([data-pass-aa]) > small,
.wrap-wide:has(input[name="level"][value="aaa"]:checked) #matrix td > div:not([data-pass-aaa]) > small {
  background-color: #fff;
  color: #000;
}


#matrix td > div > span {
  font-size: 1rem;
  line-height: 1.5;
  padding-bottom: 0.5rem;
}

#matrix td > div > small {
  position: absolute;
  left: 50%;
  bottom: 2px;
  transform: translateX(-50%);
  background-color: var(--c-ink);
  color: var(--c-bg);
  font-size: 0.75rem;
  line-height: 1.3;
  padding: 0 2px;
  border-radius: 3px;
  white-space: nowrap;
}

figcaption {
  margin-top: var(--space-2);
  font-size: var(--fs-300);
}