.page-faq {
  --faq-sticky: calc(var(--header-h) + 1.75rem);
  --faq-gap: clamp(1.25rem, 3.5vw, 3rem);
  padding-bottom: clamp(3rem, 8vw, 6rem);
}

/* ---------- 首屏：主题声明 + 参数 + 方形图 ---------- */
.page-faq .faq-hero {
  padding: clamp(1.75rem, 5vw, 3.25rem) 0 clamp(1.75rem, 4.5vw, 3rem);
}
.page-faq .faq-hero .breadcrumb {
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
}
.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.75rem, 4vw, 3rem);
}
.page-faq .faq-hero h1 {
  margin: 0.7rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 5.4vw, 3.9rem);
  line-height: 1.08;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--ink);
}
.page-faq .faq-hero__lede {
  margin: 1.15rem 0 0;
  max-width: 36em;
  font-size: clamp(1rem, 1.4vw, 1.0625rem);
  line-height: 1.85;
  color: var(--ink-82);
}
.page-faq .faq-figures {
  margin-top: clamp(1.5rem, 3.5vw, 2.25rem);
  padding-top: 1.25rem;
  border-top: 1px solid var(--hairline);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
}
.page-faq .faq-figure {
  display: grid;
  gap: 0.35rem;
}
.page-faq .faq-figure__num {
  font-family: var(--font-num);
  font-size: 1.375rem;
  letter-spacing: 0.06em;
  color: var(--wine);
  font-variant-numeric: tabular-nums;
}
.page-faq .faq-figure__label {
  font-size: 0.8125rem;
  line-height: 1.55;
  color: var(--ink-70);
}
.page-faq .faq-hero__media {
  margin: 0;
  border: 1px solid var(--gilt-line);
  border-radius: var(--radius-l);
  overflow: hidden;
  background: linear-gradient(150deg, var(--wine), var(--cellar) 64%, var(--ember));
}
.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 顶部答案索引 ---------- */
.page-faq .faq-index-wrap {
  padding-bottom: clamp(0.5rem, 2vw, 1rem);
}
.page-faq .faq-index {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  padding: clamp(0.7rem, 2vw, 1rem);
  border: 1px solid var(--gilt-line);
  border-radius: var(--radius-m);
  background: linear-gradient(118deg, var(--cellar), var(--wine) 82%);
}
.page-faq .faq-index__item {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  padding: 0.55rem 0.85rem;
  border-radius: var(--radius-s);
  color: var(--snow);
  font-size: 0.875rem;
  line-height: 1.4;
  text-decoration: none;
  transition: background var(--dur) var(--ease-out), transform var(--dur) var(--ease-out);
}
.page-faq .faq-index__item:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}
.page-faq .faq-index__item:focus-visible {
  outline: 2px solid var(--gilt);
  outline-offset: 2px;
}
.page-faq .faq-index__item[aria-current] {
  background: rgba(199, 164, 94, 0.18);
  box-shadow: inset 0 0 0 1px var(--gilt-line);
}
.page-faq .faq-index__num {
  font-family: var(--font-num);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--gilt);
  font-variant-numeric: tabular-nums;
}

/* ---------- 问答区块骨架 ---------- */
.page-faq .faq-block {
  padding: clamp(2.25rem, 6vw, 4.25rem) 0;
  border-top: 1px solid var(--hairline);
}
.page-faq .faq-block__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 2.5rem);
}
.page-faq .faq-block__num {
  margin: 0;
  font-family: var(--font-num);
  font-size: 0.8125rem;
  letter-spacing: 0.18em;
  color: var(--wine);
}
.page-faq .faq-block__head h2 {
  margin: 0.6rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.6vw, 2.15rem);
  line-height: 1.3;
  font-weight: 600;
  color: var(--ink);
}
.page-faq .faq-block__note {
  margin: 0.85rem 0 0;
  max-width: 30em;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--ink-50);
}

/* ---------- 折叠问答行 ---------- */
.page-faq .qa-list {
  border-bottom: 1px solid var(--hairline-soft);
}
.page-faq .qa {
  border-top: 1px solid var(--hairline);
}
.page-faq .qa__q {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  padding: 1.05rem 0.9rem 1.05rem 0.1rem;
  list-style: none;
  cursor: pointer;
  border-radius: var(--radius-s);
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 1.9vw, 1.3rem);
  line-height: 1.55;
  color: var(--ink);
  transition: background var(--dur) var(--ease-out);
}
.page-faq .qa__q::-webkit-details-marker {
  display: none;
}
.page-faq .qa__q:hover {
  background: var(--archive-wash);
}
.page-faq .qa__q:focus-visible {
  outline: 2px solid var(--gilt);
  outline-offset: 3px;
  background: var(--gilt-wash);
}
.page-faq .qa__index {
  flex: 0 0 auto;
  padding-top: 0.42rem;
  font-family: var(--font-num);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--mist);
  font-variant-numeric: tabular-nums;
}
.page-faq .qa__text {
  flex: 1 1 auto;
  min-width: 0;
}
.page-faq .qa__mark {
  position: relative;
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  margin-top: 0.45rem;
  border-radius: 50%;
  box-shadow: inset 0 0 0 1px var(--gilt-line);
}
.page-faq .qa__mark::before,
.page-faq .qa__mark::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 9px;
  height: 1.5px;
  background: var(--wine);
  transform: translate(-50%, -50%);
  transition: transform var(--dur) var(--ease-out), opacity var(--dur) var(--ease-out);
}
.page-faq .qa__mark::after {
  transform: translate(-50%, -50%) rotate(90deg);
}
.page-faq .qa[open] .qa__mark::after {
  opacity: 0;
  transform: translate(-50%, -50%) rotate(90deg) scaleX(0.4);
}
.page-faq .qa__a {
  margin-left: 0.35rem;
  padding: 0.15rem 0 1.5rem 1.35rem;
  border-left: 2px solid var(--gilt-line);
}
.page-faq .qa[open] .qa__a {
  animation: faqAnswerIn var(--dur) var(--ease-out) both;
}
.page-faq .qa__a p {
  margin: 0;
  max-width: 42em;
  font-size: 0.9375rem;
  line-height: 1.9;
  color: var(--ink-70);
}
.page-faq .qa__a p + p,
.page-faq .qa__a ol + p {
  margin-top: 0.8rem;
}
.page-faq .qa__a a {
  color: var(--wine);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}
.page-faq .qa__a a:hover {
  color: var(--ember);
}
.page-faq .qa__a a:focus-visible {
  outline: 2px solid var(--gilt);
  outline-offset: 2px;
}
@keyframes faqAnswerIn {
  from {
    opacity: 0;
    transform: translateY(-3px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 自查步骤 ---------- */
.page-faq .qa-steps {
  margin: 0.9rem 0 0;
  padding: 0;
  list-style: none;
  counter-reset: faqstep;
  display: grid;
  gap: 0.5rem;
}
.page-faq .qa-steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.7rem;
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--ink-70);
}
.page-faq .qa-steps li::before {
  counter-increment: faqstep;
  content: counter(faqstep, decimal-leading-zero);
  padding-top: 0.28rem;
  font-family: var(--font-num);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--amber);
}

/* ---------- 刻度图 ---------- */
.page-faq .scale-figure {
  margin: 0 0 clamp(1.25rem, 3vw, 2rem);
  padding: clamp(1rem, 2.5vw, 1.5rem);
  border: 1px solid var(--gilt-line);
  border-radius: var(--radius-m);
  background: var(--snow);
}
.page-faq .term-scale {
  display: block;
  width: 100%;
  height: auto;
}
.page-faq .term-scale__track {
  fill: rgba(36, 27, 26, 0.06);
}
.page-faq .term-scale__fill--wine {
  fill: var(--wine);
}
.page-faq .term-scale__fill--cellar {
  fill: var(--cellar);
}
.page-faq .term-scale__label {
  font-family: var(--font-text);
  font-size: 12px;
  letter-spacing: 0.04em;
  fill: var(--ink-70);
}
.page-faq .scale-figure__caption {
  margin-top: 0.85rem;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 图文块 ---------- */
.page-faq .faq-photo {
  margin: clamp(1.5rem, 3.5vw, 2.25rem) 0 0;
}
.page-faq .faq-photo__frame {
  border: 1px solid var(--gilt-line);
  border-radius: var(--radius-m);
  overflow: hidden;
  background: linear-gradient(140deg, var(--cellar), var(--wine));
}
.page-faq .faq-photo__frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-faq .faq-photo__caption {
  margin-top: 0.7rem;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 分派卡片 ---------- */
.page-faq .handoff-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
}
.page-faq .handoff-card {
  display: block;
  padding: 1.25rem 1.25rem 1.4rem;
  border: 1px solid var(--hairline);
  border-top: 3px solid var(--wine);
  border-radius: var(--radius-s) var(--radius-s) var(--radius-m) var(--radius-m);
  background: var(--snow);
  color: inherit;
  text-decoration: none;
  transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out), border-color var(--dur) var(--ease-out);
}
.page-faq .handoff-card:nth-child(2) {
  border-top-color: var(--amber);
}
.page-faq .handoff-card:nth-child(3) {
  border-top-color: var(--archive);
}
.page-faq .handoff-card:hover {
  transform: translateY(-3px);
  border-color: var(--gilt-line);
  box-shadow: 0 12px 26px rgba(36, 27, 26, 0.09);
}
.page-faq .handoff-card:focus-visible {
  outline: 2px solid var(--gilt);
  outline-offset: 3px;
}
.page-faq .handoff-card__label {
  display: block;
  font-family: var(--font-num);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--mist);
}
.page-faq .handoff-card__title {
  display: block;
  margin-top: 0.5rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--ink);
}
.page-faq .handoff-card__text {
  display: block;
  margin-top: 0.6rem;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--ink-70);
}
.page-faq .handoff-card__go {
  display: inline-block;
  margin-top: 0.9rem;
  font-size: 0.8125rem;
  color: var(--wine);
}

/* ---------- 问询准备清单 ---------- */
.page-faq .prep {
  margin-top: clamp(1.25rem, 3vw, 1.75rem);
  padding: clamp(1rem, 2.5vw, 1.4rem) clamp(1rem, 2.5vw, 1.6rem);
  border-left: 3px solid var(--gilt);
  border-radius: var(--radius-s);
  background: var(--archive-wash);
}
.page-faq .prep__title {
  margin: 0 0 0.65rem;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--ink);
}
.page-faq .prep__list {
  margin: 0;
  padding-left: 1.1rem;
  display: grid;
  gap: 0.35rem;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--ink-70);
}

/* ---------- 宽屏错位栅格 ---------- */
@media (min-width: 920px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.42fr) minmax(0, 0.78fr);
    align-items: end;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-block__grid {
    grid-template-columns: minmax(0, 250px) minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 4.5rem);
  }
  .page-faq .faq-block__head {
    position: sticky;
    top: var(--faq-sticky);
    align-self: start;
  }
}

@media (min-width: 760px) {
  .page-faq .handoff-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa[open] .qa__a {
    animation: none;
  }
  .page-faq .qa__q:hover,
  .page-faq .faq-index__item:hover,
  .page-faq .handoff-card:hover {
    transform: none;
  }
}
</main>