/* Web Systems 3.1 · Acordeón FAQ compartido */
.faq-section { background: var(--paper); }
.faq-layout { display: grid; grid-template-columns: .65fr 1.35fr; gap: 100px; align-items: start; }
.faq-layout h2 { margin: 0; font-size: clamp(36px, 4vw, 55px); line-height: 1.03; letter-spacing: -.05em; }
.faq-layout > div:first-child > p { margin: 20px 0 0; color: var(--muted); font-size: 13px; line-height: 1.7; }
.faq-list { border-top: 1px solid #cfd3da; }
.faq-list details { border-bottom: 1px solid #cfd3da; }
.faq-list summary { min-height: 79px; display: flex; align-items: center; justify-content: space-between; gap: 20px; cursor: pointer; list-style: none; font-size: 14px; font-weight: 750; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary:after { content: "+"; color: var(--solution-accent, var(--blue)); font-size: 18px; font-weight: 400; }
.faq-list details[open] summary:after { content: "−"; }
.faq-list details p { max-width: 750px; margin: -5px 0 24px; color: var(--muted); font-size: 12px; line-height: 1.72; }

@media (max-width: 640px) {
  .faq-layout { grid-template-columns: 1fr; gap: 40px; }
}