.buy-online {
  display: grid;
  gap: 0.75em;
  margin-top: 0;
  margin-bottom: 0;
  padding-left: 0;
  list-style: none;
  counter-reset: buy;
}

.buy-online .buy-online__container {
  height: 100%;
  padding: 0.75em;
  background-color: var(--sevalo-color-primary);
  background-image: url(../img/buy-online-bg.svg);
  background-repeat: no-repeat;
  background-position: right calc(100% - 0.75em);
}

.buy-online .buy-online__container.buy-online__container_dark {
  color: var(--sevalo-color-background);
  background-color: var(--sevalo-color-text);
  background-image: url(../img/buy-online-bg-dark.svg);
}

.buy-online .buy-online__title {
  display: flex;
  align-items: center;
  padding: 1em 0.75em;
  font-weight: 700;
  color: var(--sevalo-color-heading);
  background-color: var(--sevalo-color-background);
  cursor: pointer;
}

.buy-online .buy-online__title::before {
  counter-increment: buy;
  content: counter(buy) '. ';
}

.buy-online .buy-online__title::after {
  display: block;
  width: 0.75em;
  height: 0.75em;
  margin-left: auto;
  background-image: url(../img/chevron-down.webp);
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
  content: '';
  transition: transform 0.15s ease-in-out;
}

.buy-online .buy-online__description {
  max-height: 0;
  font-size: 0.75em;
  overflow: hidden;
  transition: max-height 0.15s ease-in-out;
}

.buy-online .buy-online__content {
  padding-top: 1em;
}

.buy-online .buy-online__title[aria-expanded="true"]::after {
  transform: rotateZ(-180deg);
}

@media (min-width: 768px) {
  .buy-online {
    gap: 1.25em;
    grid-template-columns: 1fr 1fr 1fr 1fr;
  }

  .buy-online .buy-online__container {
    background-image: url(../img/buy-online-bg-md.svg);
    background-position-y: 0.75em;
  }

  .buy-online .buy-online__container.buy-online__container_dark {
    background-image: url(../img/buy-online-bg-md-dark.svg);
  }

  .buy-online .buy-online__container::before {
    display: inline-block;
    padding: 0.5em 0.64em;
    font-size: 1.5rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--sevalo-color-heading);
    background-color: var(--sevalo-color-background);
    border-radius: 0.5em;
    counter-increment: buy;
  }

  [lang="ru"] .buy-online .buy-online__container::before {
    content: counter(buy) ' этап';
  }

  .buy-online .buy-online__title {
    margin-top: 1em;
    margin-bottom: 0.6em;
    padding: 0;
    font-size: 1.25rem;
    font-weight: 600;
    background-color: transparent;
    cursor: text;
  }

  .buy-online .buy-online__container.buy-online__container_dark .buy-online__title {
    color: var(--sevalo-color-background);
  }

  .buy-online .buy-online__title::before,
  .buy-online .buy-online__title::after {
    counter-increment: unset;
    display: none;
  }

  .buy-online .buy-online__description {
    max-height: unset;
    font-size: 1rem;
  }

  .buy-online .buy-online__content {
    padding-top: 0;
  }
}

@media (min-width: 1400px) {
  .buy-online {
    gap: 2.5em;
    grid-template-columns: 1fr 1fr 1fr 1fr;
  }

  .buy-online .buy-online__container {
    padding: 1.25em;
    background-image: url(../img/buy-online-bg-lg.svg);
    background-position-y: 1.25em;
  }

  .buy-online .buy-online__container.buy-online__container_dark {
    background-image: url(../img/buy-online-bg-lg-dark.svg);
  }

  .buy-online .buy-online__container::before {
    padding: 0.33em 0.44em;
    font-size: 2.25rem;
  }

  .buy-online .buy-online__title {
    margin-top: 0.83em;
    margin-bottom: 0.5em;
    font-size: 1.5rem;
  }

  .buy-online .buy-online__description {
    font-size: 1.25rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .buy-online .buy-online__title::after,
  .buy-online .buy-online__description {
    transition: none;
  }
}