/* 11 · FAQ */
.faq { background: var(--paper); padding-block: 64px 120px; }
.faq__inner { display: flex; align-items: flex-start; gap: 64px; }
.faq__title { flex: 0 0 360px; color: var(--ink); }
.faq__list { flex: 1 1 0; min-width: 0; background: var(--surface); border-radius: 20px; padding: 8px 28px; }

.faq__item + .faq__item { border-top: 1px solid #e7e4df; }
.faq__q {
  display: flex; align-items: center; gap: 20px; padding-block: 24px;
  cursor: pointer; list-style: none; color: var(--ink);
}
.faq__q::-webkit-details-marker { display: none; }
.faq__q:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 8px; }
.faq__num { flex: none; color: #6b6358; }
.faq__label { flex: 1 1 0; min-width: 0; }
.faq__icon {
  flex: none; width: 30px; height: 30px; border-radius: 8px;
  display: grid; place-items: center;
  background: var(--paper); color: var(--ink);
  transition: background-color .2s ease, color .2s ease;
}
.faq__icon::before { content: "+"; }
.faq__item[open] .faq__icon { background: var(--ink); color: #fff; }
.faq__item[open] .faq__icon::before { content: "−"; }
.faq__q:hover .faq__icon { background: #e7e4df; }
.faq__item[open] .faq__q:hover .faq__icon { background: var(--ink); }
.faq__a { color: #6b6358; margin-top: -12px; padding-bottom: 24px; }
.faq__item[open] .faq__a { animation: faq-in .25s ease; }
@keyframes faq-in { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }

@media (max-width: 1024px) {
  .faq { padding-block: 64px 88px; }
  .faq__inner { flex-direction: column; gap: 32px; }
  .faq__title { flex: none; }
  .faq__list { width: 100%; }
}
@media (max-width: 640px) {
  .faq { padding-block: 64px 72px; }
  .faq__inner { gap: 24px; }
  .faq__list { padding: 8px 20px; }
  .faq__q { gap: 16px; }
}