/* Exercises list */

:root {
  interpolate-size: allow-keywords;
}

.exercises-wrapper {
  display: block;
  border-top: solid 1px #000;
}

.exercise-block {
  background-color: #f5f5f5;
  overflow: hidden;
  border-bottom: solid 1px #000;
}

.exercise-block:nth-child(2n + 1) {
  background-color: #ececec;
}

.exercise-block::details-content {
  block-size: 0;
  background-color: inherit;
  border-top: solid 0 #000;
  padding: 0 1ch;
}

.exercise-block[open]::details-content {
  block-size: auto;
  border-top-width: 1px;
  padding: 0 1ch 0.5rem;
}

.exercise-block > summary {
  position: relative;
  padding: 0.5rem 1ch 0.5rem 3ch;
  cursor: pointer;
  user-select: none;
  list-style-type: none;
  display: grid;
  gap: 0.5rem;
  grid-template-columns: 1fr 9ch auto;
}

.exercise-block > summary::-webkit-details-marker {
  display: none;
}

.exercise-block > summary::before {
  content: "→";
  position: absolute;
  left: 1ch;
  top: 50%;
  transform: translate(0, -50%) rotate(0deg);
  transition: transform 350ms cubic-bezier(0.075, 0.82, 0.165, 1);
}

.exercise-block[open] > summary {
  width: 100%;
}

.exercise-block[open] > summary::before {
  transform: translate(0, -50%) rotate(90deg);
}

.exercise-block > summary > * {
  height: fit-content;
  margin: auto 0;
}

.exercise-block > summary h2 {
  display: block;
  text-transform: initial;
  text-align: left;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.exercise-block .download-button {
  padding: 0.25rem 1ch;
  border-radius: 0.5rem;
  background-color: #d2f2fb;
  border: solid 1px #3a6ede;
  color: #3a6ede;
  text-decoration: none !important;
  font-size: 1rem;
}

.exercise-block > summary .download-button:hover {
  color: #00f;
  border-color: #00f;
}

.exercise-block > summary .duration {
  text-align: center;
}

/* Transition details opening if supported */
@supports (interpolate-size: allow-keywords) {
  .exercise-block::details-content {
    transition: padding 350ms 0ms cubic-bezier(0.075, 0.82, 0.165, 1),
      block-size 350ms 0ms cubic-bezier(0.075, 0.82, 0.165, 1),
      content-visibility 350ms 0ms cubic-bezier(0.075, 0.82, 0.165, 1),
      border-top-width 10ms 330ms linear;
    transition-behavior: allow-discrete;
  }
  .exercise-block[open]::details-content {
    transition: padding 350ms 0ms cubic-bezier(0.075, 0.82, 0.165, 1),
      block-size 350ms 0ms cubic-bezier(0.075, 0.82, 0.165, 1),
      content-visibility 350ms 0ms cubic-bezier(0.075, 0.82, 0.165, 1),
      border-top-width 0ms 10ms linear;
  }
}

.exercise-block .download-button.solution {
  background-color: #dfd;
  color: #0b0;
  border-color: #0b0;
  margin: 1rem auto 0.5rem;
  display: block;
  width: fit-content;
}

.exercise-block .download-button.solution:hover {
  background-color: #efe;
  color: #0c0;
  border-color: #0c0;
}

.exercise-block p {
  text-indent: 0;
  padding-top: 0.5rem;
  margin-block: 0;
}

.exercise-block pre {
  margin-top: 0.5rem;
}

.exercise-block img {
  border-radius: 0.5rem;
  margin-block: 0.5rem;
}

.exercise-block ol:not(.user-agent),
.exercise-block ul:not(.user-agent) {
  margin-top: 1rem;
  margin-bottom: 0.5rem;
}

.exercise-block ul:not(.user-agent):not(.user-agent),
.exercise-block ol:not(.user-agent):not(.user-agent) {
  padding-left: 2.5ch !important;
}

.exercise-block .compare-block {
  margin-block: 0.5rem;
  gap: 0.5rem;
  flex-flow: column nowrap;
}

.exercise-block .compare-block > * {
  max-width: 100%;
  flex-basis: 100%;
}

.exercise-block .compare-block-code {
  flex-shrink: initial;
  display: flex;
  flex-flow: column nowrap;
  align-items: center;
}

.exercise-block .compare-block-code > * {
  margin-block: 0;
}

.exercise-block .compare-block-code > *,
.exercise-block .compare-block-code:has(> *:nth-child(2)) > * {
  max-height: 90svh;
  max-width: 100%;
}

.exercise-block .compare-block > span {
  width: fit-content;
  transform: rotate(90deg);
}

.exercise-block .compare-block-result {
  max-height: 100%;
}

@media screen and (max-width: 480px) {
  .exercise-block,
  .exercise-block > summary .download-button {
    font-size: 0.8rem;
  }
  .exercise-block pre code {
    font-size: 0.6rem;
  }
  .exercise-block > summary {
    grid-template-columns: 1fr auto;
  }
  .exercise-block > summary .duration {
    display: none;
  }
}