.category-nav {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 40px 48px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.category-nav a {
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--main);
  text-decoration: none;
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: 2px;
  transition: background 0.2s ease, border-color 0.2s ease;
}
.category-nav a:hover { background: var(--main-light); border-color: rgba(140, 106, 50, 0.25); }
.category-nav-num {
  font-family: "Montserrat", sans-serif;
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  color: var(--text-light);
  margin-right: 6px;
}
.faq-content { max-width: 800px; margin: 0 auto; padding: 0 40px; }
.faq-category { padding: 64px 0 0; border-top: 1px solid var(--border); }
.faq-category:first-child { border-top: none; padding-top: 0; }
.faq-category-header { display: flex; align-items: baseline; gap: 12px; margin-bottom: 40px; }
.faq-category-num {
  font-family: "Montserrat", sans-serif;
  font-weight: 300;
  font-size: 1.2rem;
  letter-spacing: 0.05em;
  color: var(--main);
  opacity: 0.3;
}
.faq-category-title {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 300;
  font-size: 1.15rem;
  letter-spacing: 0.1em;
  color: var(--main);
}
.faq-item { margin-bottom: 0; border-bottom: 1px solid var(--border); }
.faq-question { display: flex; align-items: flex-start; gap: 14px; padding: 28px 0 16px; cursor: pointer; user-select: none; }
.faq-q-label {
  font-family: "Montserrat", sans-serif;
  font-weight: 400;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--text-light);
  flex-shrink: 0;
  padding-top: 3px;
}
.faq-q-text {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 400;
  font-size: 0.92rem;
  letter-spacing: 0.06em;
  color: var(--main);
  line-height: 1.8;
  flex: 1;
}
.faq-toggle { flex-shrink: 0; width: 20px; height: 20px; position: relative; margin-top: 4px; }
.faq-toggle::before,
.faq-toggle::after {
  content: "";
  position: absolute;
  background: var(--main);
  opacity: 0.3;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.faq-toggle::before { top: 50%; left: 3px; right: 3px; height: 1px; transform: translateY(-50%); }
.faq-toggle::after { left: 50%; top: 3px; bottom: 3px; width: 1px; transform: translateX(-50%); }
.faq-item.open .faq-toggle::after { transform: translateX(-50%) rotate(90deg); opacity: 0; }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.3s ease; padding: 0 0 0 34px; }
.faq-item.open .faq-answer { max-height: 800px; padding: 0 0 28px 34px; }
.faq-a-text { font-size: 0.88rem; line-height: 2.2; color: var(--text-body); }
.faq-a-text p + p { margin-top: 1.2em; }
.faq-a-list { list-style: none; margin: 16px 0; padding: 0; }
.faq-a-list li { position: relative; padding: 6px 0 6px 16px; font-size: 0.85rem; line-height: 1.9; color: var(--text-body); }
.faq-a-list li::before { content: ""; position: absolute; left: 0; top: 15px; width: 5px; height: 1px; background: var(--main); opacity: 0.35; }
.faq-a-emphasis {
  display: block;
  margin: 16px 0;
  padding: 16px 20px;
  background: var(--main-light);
  border-left: 2px solid rgba(140, 106, 50, 0.2);
  font-size: 0.88rem;
  line-height: 2;
  color: var(--main);
}
.category-spacer { height: 48px; }
.cta-text { margin-bottom: 48px; text-align: center; }

@media (max-width: 768px) {
  .category-nav, .faq-content { padding-left: 24px; padding-right: 24px; }
  .faq-category-header { flex-direction: column; gap: 4px; }
}