.prototype-list {
  width: 100%;
  max-width: 960px;
  margin: 0 auto 80px;
}

.prototype-list__item {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(260px, 2fr);
  gap: 3rem;
  align-items: start;
  padding: 2.5rem 0;
  border-top: 1px solid rgba(0, 0, 0, 0.12);
}

.prototype-list__item:first-child {
  border-top: 0;
}

.prototype-list__content {
  min-width: 0;
}

.prototype-list__content h2 {
  width: 100%;
  margin: 0 0 0.3em;
  font-size: 1.75em;
  line-height: 1.25;
}

.prototype-list__content p {
  width: 100%;
  max-width: 36rem;
  margin: 0;
}

.prototype-list__thumbnail {
  display: block;
  position: relative;
  aspect-ratio: 16 / 9;
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: 20px;
  overflow: hidden;
  background: #f2f2f2;
  box-shadow: none;
  text-decoration: none;
}

.prototype-list__thumbnail:hover,
.prototype-list__thumbnail:focus {
  box-shadow: none;
  text-decoration: none;
}

.prototype-list__thumbnail img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  border-radius: 20px;
  margin: 0;
  transform: scale(1.015);
}

.prototype-list__embed {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  border-radius: 20px;
}

.prototype-list__thumbnail.is-playing {
  cursor: default;
}

.prototype-list__play {
  position: absolute;
  inset: 50% auto auto 50%;
  width: 3.25rem;
  height: 3.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.48);
  color: #fff;
  line-height: 1;
  transform: translate(-50%, -50%);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: background-color 0.2s ease-in-out, border-color 0.2s ease-in-out, transform 0.2s ease-in-out;
}

.prototype-list__play i {
  display: block;
  margin-left: 0.15rem;
  font-size: 1.35rem;
  line-height: 1;
}

.prototype-list__thumbnail:hover .prototype-list__play,
.prototype-list__thumbnail:focus-visible .prototype-list__play {
  background: rgba(0, 0, 0, 0.6);
  border-color: rgba(255, 255, 255, 0.36);
  transform: translate(-50%, -50%) scale(1.04);
}

html.theme-dark .prototype-list__item,
html.theme-dark .prototype-list__item:last-child {
  border-color: #242424;
}

html.theme-dark .prototype-list__thumbnail {
  background: #161616;
  border-color: #242424;
}

@media only screen and (max-width: 799px) {
  .prototype-list {
    width: 100%;
  }

  .prototype-list__item {
    grid-template-columns: 1fr;
    gap: 1.25rem;
    padding: 2rem 0;
  }

  .prototype-list__thumbnail {
    width: 100%;
  }
}