.page-faq {
  --faq-hair: rgba(140, 131, 119, 0.32);
  --faq-shadow: 0 18px 42px rgba(23, 19, 15, 0.09);
}

/* ---------- 首屏：错位色块 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding-block: clamp(22px, 3.6vw, 48px) clamp(34px, 5.6vw, 76px);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.4vw, 44px);
  align-items: end;
}

.page-faq .faq-hero__lede h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(34px, 6.2vw, 76px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 10px 0 18px;
}

.page-faq .faq-hero__lead,
.page-faq .faq-hero__sub {
  max-width: 60ch;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.78;
  color: var(--ink-2);
  margin: 0 0 12px;
}

.page-faq .faq-hero__sub {
  color: var(--line);
  margin-bottom: 0;
}

.page-faq .faq-hero__aside {
  position: relative;
  background: linear-gradient(150deg, var(--red) 0%, var(--red-deep) 100%);
  color: var(--paper);
  padding: clamp(20px, 2.8vw, 34px);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 34px), calc(100% - 34px) 100%, 0 100%);
  box-shadow: var(--faq-shadow);
}

.page-faq .faq-hero__aside-title {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: rgba(235, 208, 138, 0.92);
}

.page-faq .faq-quick {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-faq .faq-quick__item a {
  display: block;
  padding: 11px 4px 11px 0;
  color: var(--paper);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(16px, 1.8vw, 19px);
  line-height: 1.45;
  border-bottom: 1px solid rgba(253, 250, 243, 0.18);
  transition: color 0.2s ease, padding-left 0.2s ease;
}

.page-faq .faq-quick__item:last-child a {
  border-bottom: 0;
}

.page-faq .faq-quick__item a:hover,
.page-faq .faq-quick__item a:focus-visible {
  color: var(--gold-soft);
  padding-left: 6px;
}

/* ---------- 主体：左签右表 ---------- */
.page-faq .faq-body {
  align-items: start;
}

.page-faq .faq-rail__label {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--line);
}

.page-faq .faq-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: row;
  gap: 8px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-faq .faq-rail__link {
  display: block;
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.4;
  letter-spacing: 0.02em;
  white-space: nowrap;
  color: var(--ink-2);
  text-decoration: none;
  border-left: 2px solid var(--faq-hair);
  transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.page-faq .faq-rail__link:hover,
.page-faq .faq-rail__link:focus-visible {
  color: var(--red);
  border-left-color: var(--gold);
}

.page-faq .faq-rail__link[aria-current="true"] {
  color: var(--red);
  border-left-color: var(--gold);
  background: rgba(201, 162, 39, 0.1);
}

/* ---------- 分组 ---------- */
.page-faq .faq-group {
  padding-block: clamp(28px, 4.2vw, 54px);
  border-top: 1px solid var(--faq-hair);
}

.page-faq .faq-group:first-of-type {
  border-top: 0;
  padding-top: clamp(16px, 2.4vw, 28px);
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: clamp(12px, 2vw, 22px);
  align-items: start;
  margin-bottom: clamp(16px, 2.4vw, 28px);
}

.page-faq .faq-group__sign {
  display: block;
  color: var(--gold);
  line-height: 0;
}

.page-faq .faq-group__no {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--red);
}

.page-faq .faq-group__meta h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(23px, 3.4vw, 36px);
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-faq .faq-group__intro {
  max-width: 62ch;
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink-2);
}

.page-faq .faq-group__intro a {
  color: var(--red);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-faq .faq-group__intro a:hover {
  text-decoration-color: var(--gold);
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-group__list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-faq .faq-item {
  background: var(--cream);
  border-left: 3px solid transparent;
  transition: background-color 0.25s ease, border-color 0.25s ease;
}

.page-faq .faq-item:nth-child(even) {
  background: var(--paper);
}

.page-faq .faq-item[open] {
  border-left-color: var(--gold);
  background: var(--paper);
}

.page-faq .faq-item__q {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  cursor: pointer;
  padding: clamp(14px, 2.2vw, 20px) clamp(14px, 2.4vw, 26px);
  list-style: none;
}

.page-faq .faq-item__q::-webkit-details-marker {
  display: none;
}

.page-faq .faq-item__q::marker {
  content: "";
}

.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: -2px;
}

.page-faq .faq-item__text {
  flex: 1 1 300px;
  min-width: 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(17px, 2.1vw, 21px);
  line-height: 1.5;
  color: var(--ink);
}

.page-faq .qa-no {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--red);
  padding-top: 4px;
}

.page-faq .faq-item__who {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--celadon);
  border: 1px solid rgba(79, 133, 119, 0.45);
  border-radius: 999px;
  padding: 2px 9px;
  white-space: nowrap;
}

.page-faq .faq-item__a {
  padding: 0 clamp(14px, 2.4vw, 26px) clamp(16px, 2.4vw, 24px);
  max-width: 68ch;
  color: var(--ink-2);
  font-size: 16px;
  line-height: 1.78;
}

.page-faq .faq-item__a p {
  margin: 0;
}

.page-faq .faq-item__a a {
  color: var(--red);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-faq .faq-item__a a:hover {
  color: var(--red-deep);
  text-decoration-color: var(--gold);
}

/* ---------- 配图 ---------- */
.page-faq .faq-figure {
  margin: clamp(18px, 3vw, 30px) 0 0;
}

.page-faq .faq-figure--narrow {
  max-width: 86%;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: 2px;
  background: var(--paper);
}

.page-faq .faq-figure figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--line);
}

/* ---------- 呼吸区 ---------- */
.page-faq .faq-breath {
  margin: clamp(22px, 3.6vw, 44px) 0;
  padding: clamp(20px, 3.2vw, 36px) clamp(18px, 3vw, 38px);
  background: linear-gradient(90deg, rgba(201, 162, 39, 0.16), rgba(201, 162, 39, 0));
  border-left: 2px solid var(--gold);
}

.page-faq .faq-breath p {
  margin: 0;
  max-width: 46ch;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(18px, 2.3vw, 24px);
  line-height: 1.6;
  color: var(--ink);
}

/* ---------- 结尾联系块 ---------- */
.page-faq .faq-group--ask {
  border-top: 0;
  padding-bottom: clamp(30px, 4.6vw, 60px);
}

.page-faq .faq-ask {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 2.6vw, 30px);
  align-items: center;
  padding: clamp(24px, 3.8vw, 46px);
  background: var(--ink-2);
  color: var(--cream);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 36px), calc(100% - 36px) 100%, 0 100%);
}

.page-faq .faq-ask h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1.3;
  color: var(--gold-soft);
}

.page-faq .faq-ask p {
  margin: 0 0 8px;
  font-size: 16px;
  line-height: 1.75;
  color: rgba(246, 239, 226, 0.88);
}

.page-faq .faq-ask__addr {
  color: rgba(246, 239, 226, 0.62);
  font-size: 14px;
}

.page-faq .faq-ask__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 820px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
  }

  .page-faq .faq-ask {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  }

  .page-faq .faq-ask__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-rail__list {
    flex-direction: column;
    gap: 3px;
    overflow-x: visible;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 104px;
  }
}

@media (max-width: 767px) {
  .page-faq .faq-figure--narrow {
    max-width: 100%;
  }

  .page-faq .faq-hero__aside {
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
  }

  .page-faq .faq-ask {
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
  }

  .page-faq .faq-item__who {
    order: 3;
  }
}