/**
 * @file
 * Platform strip component.
 */

.xp-platform {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  margin: 0;
}

.xp-platform__item {
  position: relative;
  display: flex;
  flex: 1 1 0;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1.25rem 1.5rem;
  border: var(--xp-platform-border);
  border-radius: var(--bs-border-radius);
}

.xp-platform__name {
  font-size: 1.25rem;
  font-weight: 700;
}

.xp-platform__text {
  color: var(--bs-secondary-color);
}

/* The joiner, centred in the gap before each box after the first. */
.xp-platform__item + .xp-platform__item::before {
  position: absolute;
  bottom: 100%;
  left: 50%;
  width: 2.5rem;
  height: 2.5rem;
  color: var(--xp-platform-joiner-color);
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 2.5rem;
  text-align: center;
  transform: translateX(-50%);
}

.xp-platform--plus .xp-platform__item + .xp-platform__item::before,
.xp-platform--equation .xp-platform__item + .xp-platform__item::before {
  content: "+" / "";
}

.xp-platform--equation .xp-platform__item + .xp-platform__item:last-child::before {
  content: "=" / "";
}

/* In an equation the last box is the result. */
.xp-platform--equation .xp-platform__item:last-child {
  border-color: var(--xp-platform-result-bg);
  background-color: var(--xp-platform-result-bg);
  color: var(--xp-platform-result-color);
}

.xp-platform--equation .xp-platform__item:last-child .xp-platform__text {
  color: inherit;
}

.xp-platform--arrow .xp-platform__item + .xp-platform__item::before {
  content: "↓" / "";
}

@media (min-width: 992px) {
  .xp-platform {
    flex-direction: row;
  }

  .xp-platform__item + .xp-platform__item::before {
    top: 50%;
    right: 100%;
    bottom: auto;
    left: auto;
    transform: translateY(-50%);
  }

  .xp-platform--arrow .xp-platform__item + .xp-platform__item::before {
    content: "→" / "";
  }
}