/* FAQ — аккордеон на <details> с grid-rows трюком */

.faq-list {
  display: flex;
  flex-direction: column;
  gap: clamp(8px, 0.8vw, 12px);
  max-width: 860px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: border-color var(--dur-base);
}

.faq-item:hover { border-color: var(--border-bright); }
.faq-item[open] { border-color: var(--accent-violet-dim); }

.faq-item summary {
  padding: clamp(14px, 1.8vw, 20px) clamp(16px, 2vw, 24px);
  cursor: pointer;
  font-weight: 600;
  font-size: clamp(14px, 1.2vw, 16px);
  color: var(--text-0);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 48px;
  user-select: none;
  transition: background var(--dur-fast);
}

.faq-item summary:hover { background: rgba(255, 255, 255, 0.02); }
.faq-item summary:focus-visible { outline: 2px solid var(--accent-tg); outline-offset: -2px; border-radius: var(--radius-md); }

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

.faq-item summary::after {
  content: '+';
  display: grid;
  place-items: center;
  width: 32px; height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-1);
  font-size: 22px;
  font-weight: 400;
  flex-shrink: 0;
  transition: transform var(--dur-base), background var(--dur-base);
}

.faq-item[open] summary::after {
  content: '−';
  background: var(--grad-brand);
  color: #fff;
  transform: rotate(180deg);
}

.faq-body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 400ms var(--ease-out);
}

.faq-item[open] .faq-body {
  grid-template-rows: 1fr;
}

.faq-body-inner {
  overflow: hidden;
  padding: 0 22px;
}

.faq-item[open] .faq-body-inner {
  padding: 0 22px 20px;
}

.faq-body p {
  color: var(--text-2);
  font-size: clamp(13px, 1vw, 15px);
  line-height: 1.6;
}

.faq-body p + p { margin-top: 10px; }

.faq-body code {
  background: rgba(255, 255, 255, 0.06);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 12px;
  color: var(--accent-mint);
}

@media (max-width: 599.98px) {
  .faq-body-inner { padding: 0 16px; }
  .faq-item[open] .faq-body-inner { padding: 0 16px 16px; }
}