/* ==========================================================================
   FAQ: sticky intro on the left, accordion on the right
   ========================================================================== */

.faq {
  display: grid;
  grid-template-columns: 4fr 7fr;
  align-items: start;
  gap: 28px clamp(24px, 5vw, 80px);
}

.faq__header {
  align-items: start;
  position: sticky;
  top: 24px;
}

.faq__header .btn {
  justify-self: start;
  margin-top: 12px;
}

.faq__list {
  display: flex;
  flex-direction: column;
  padding: 8px clamp(20px, 2.4vw, 36px);
  border-radius: var(--radius-lg);
  background: var(--color-white);
}

.faq__item + .faq__item {
  border-top: 1px solid var(--color-border);
}

.faq__question {
  position: relative;
  padding: 24px 56px 24px 0;
  font-weight: 500;
  font-size: 1.125rem;
  letter-spacing: -0.01em;
  list-style: none;
  cursor: pointer;
  transition: color .2s;
}

.faq__question::-webkit-details-marker {
  display: none;
}

.faq__question:hover {
  color: var(--color-blue-text);
}

/* Plus / minus indicator */
.faq__question::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 50%;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-sky-100);
  color: var(--color-blue-text);
  font-size: 1.375rem;
  line-height: 1;
  transform: translateY(-50%);
  transition: background-color .2s, color .2s;
}

.faq__question:hover::after,
.faq__item[open] .faq__question::after {
  background: var(--color-blue-text);
  color: var(--color-white);
}

.faq__item[open] .faq__question::after {
  content: "–";
}

.faq__answer {
  max-width: 40em;
  padding: 0 56px 26px 0;
  color: var(--color-muted);
}

@media (max-width: 900px) {
  .faq {
    grid-template-columns: 1fr;
  }

  .faq__header {
    position: static;
  }
}