/* ============================================================
   CONSTRUFACH — INICIO · FAQ (SEO)
   Acordeón accesible con <details>/<summary>
   ============================================================ */

.faq {
  background: #f5f6f8;
  padding: 5rem 2rem;
  scroll-margin-top: 90px;
}

.faq-inner {
  max-width: 820px;
  margin: 0 auto;
}

/* ── Encabezado ───────────────────────────────────────────── */
.faq-head {
  text-align: center;
  margin-bottom: 3rem;
}

.faq-eyebrow {
  display: block;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 0.5rem;
}

.faq-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--navy);
  margin: 0;
}

.faq-title-mark {
  color: var(--red);
  font-style: italic;
}

/* ── Lista ────────────────────────────────────────────────── */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.faq-item {
  background: var(--white);
  border: 1px solid rgba(11, 53, 87, 0.1);
  transition: border-color 0.3s var(--ease-out-expo);
}

.faq-item[open] {
  border-color: rgba(193, 39, 45, 0.35);
}

/* ── Pregunta (summary) ───────────────────────────────────── */
.faq-q {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.2rem 1.5rem;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.18rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--navy);
}

.faq-q::-webkit-details-marker {
  display: none;
}

.faq-ico {
  color: var(--red);
  font-size: 1.45rem;
  width: 1.45rem;
  height: 1.45rem;
  flex-shrink: 0;
  transition: transform 0.3s var(--ease-out-expo);
}

.faq-item[open] .faq-ico {
  transform: rotate(180deg);
}

/* ── Respuesta ────────────────────────────────────────────── */
.faq-a {
  padding: 0 1.5rem 1.4rem;
}

.faq-a p {
  margin: 0;
  font-family: 'Barlow', sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  color: #5a6b78;
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 600px) {
  .faq {
    padding: 3.5rem 1.25rem;
  }

  .faq-q {
    font-size: 1.05rem;
    padding: 1.1rem 1.2rem;
  }

  .faq-a {
    padding: 0 1.2rem 1.25rem;
  }
}