/* ---- FAQ ---- */
.faq {
  background: var(--bg);
}
.faq-grid {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.faq-item {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 0;
  overflow: hidden;
}
.faq-q {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  padding: 20px 22px;
  background: transparent;
  border: none;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-1);
  cursor: pointer;
  text-align: left;
  letter-spacing: -0.005em;
}
.faq-a {
  padding: 0 22px 0;
  max-height: 0;
  overflow: hidden;
  color: var(--ink-3);
  font-size: 14px;
  line-height: 1.6;
  transition:
    max-height 0.3s ease,
    padding 0.3s ease;
}
.faq-item.is-open .faq-a {
  max-height: 200px;
  padding: 0 22px 22px;
}
.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent-deep);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.3s;
}
.faq-item.is-open .faq-icon {
  transform: rotate(45deg);
}