/**
 * faq.css — Acordeón de preguntas frecuentes
 */
.faq {
  background:
    radial-gradient(60% 60% at 92% 8%, rgba(215, 201, 166, 0.16), transparent 62%),
    radial-gradient(55% 60% at 4% 100%, rgba(185, 141, 70, 0.14), transparent 58%),
    var(--c-cafe-black);
  overflow: hidden;
}
.faq::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.035;
  mix-blend-mode: overlay;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.faq .container { position: relative; z-index: 1; }
.faq__watermark {
  position: absolute;
  right: -8%;
  top: -14%;
  width: clamp(260px, 30vw, 460px);
  height: auto;
  opacity: 0.05;
  pointer-events: none;
  z-index: 0;
  animation: watermarkSpin 48s linear infinite;
}

.faq__grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(2.5rem, 5vw, 5rem);
}
.faq__head { position: sticky; top: 8rem; align-self: start; }
.faq__title { font-size: var(--fs-h2); margin-block: 1.1rem 1rem; }
.faq__lead { color: var(--text-muted-solid); margin-bottom: 1.8rem; max-width: 32ch; }

.faq__list {
  display: flex;
  flex-direction: column;
  background: linear-gradient(155deg, #33271C 0%, #241a13 100%);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-lg);
  padding: clamp(0.4rem, 1.5vw, 0.8rem) clamp(1.6rem, 4vw, 3rem);
  box-shadow: 0 30px 70px -35px #00000090;
}
.faq__item { border-bottom: 1px solid var(--border-hairline); }
.faq__item:last-child { border-bottom: none; }
.faq__item[data-open="true"] {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent);
  border-radius: var(--radius-sm);
  margin-inline: -1rem;
  padding-inline: 1rem;
}
.faq__question {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1.2rem;
  background: none; border: none;
  padding: 1.6rem 0;
  text-align: left;
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--c-marfil);
}
.faq__icon {
  flex-shrink: 0;
  width: 34px; height: 34px;
  border-radius: 50%;
  border: 1px solid var(--border-hairline);
  display: flex; align-items: center; justify-content: center;
  color: var(--c-terracota);
  transition: transform var(--dur-med) var(--ease-out), background var(--dur-fast);
}
.faq__item[data-open="true"] .faq__icon { transform: rotate(45deg); background: var(--c-terracota); color: var(--c-marfil); }

.faq__answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.5s var(--ease-out);
}
.faq__answer p {
  overflow: hidden;
  color: var(--text-muted-solid);
  font-size: 0.95rem;
  line-height: 1.7;
  padding-right: 3rem;
}
.faq__item[data-open="true"] .faq__answer { grid-template-rows: 1fr; }
.faq__answer > p { min-height: 0; }
.faq__item[data-open="true"] .faq__answer p { padding-bottom: 1.6rem; }
.faq__answer { overflow: hidden; }

@media (max-width: 900px) {
  .faq__grid { grid-template-columns: 1fr; }
  .faq__head { position: static; }
}