/* ===== 答疑中心（/answers/）页面专属样式，全部限定在 .page-faq 作用域内 ===== */
.page-faq {
  --faq-accent: var(--laterite-700);
  --faq-indent: 0px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  background: var(--sand-050);
  padding-block: clamp(34px, 7vw, 82px) clamp(30px, 5vw, 62px);
  border-bottom: 3px solid var(--laterite-700);
}
.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  left: -8%;
  bottom: -84px;
  width: 64%;
  height: 180px;
  background: var(--laterite-700);
  opacity: 0.09;
  transform: rotate(-6deg);
  pointer-events: none;
}
.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -56px;
  top: -66px;
  width: 210px;
  height: 210px;
  background: var(--pine-700);
  opacity: 0.12;
  transform: rotate(22deg);
  pointer-events: none;
}
.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  max-width: 940px;
}
.page-faq .faq-hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 7vw, 58px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  margin: 0 0 18px;
  color: var(--ink-900);
}
.page-faq .faq-hero__lead {
  max-width: 62ch;
  margin: 0;
}
.page-faq .faq-hero__stats {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 18px;
  margin: clamp(24px, 4vw, 42px) 0 0;
  padding: 0;
}
.page-faq .faq-hero__stats .stat {
  border-left: 3px solid var(--laterite-700);
  padding-left: 12px;
}
.page-faq .faq-hero__stats .stat__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(24px, 4.4vw, 36px);
  line-height: 1.1;
  color: var(--laterite-700);
  font-variant-numeric: tabular-nums;
}
.page-faq .faq-hero__stats .stat__label {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  color: var(--ink-500);
  letter-spacing: 0.02em;
}

/* ---------- 主栅格 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: clamp(34px, 5vw, 64px);
}

/* ---------- 左侧分组导航 ---------- */
.page-faq .faq-nav__title {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 20px;
  margin: 8px 0 16px;
  color: var(--ink-900);
}
.page-faq .faq-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--line-strong);
}
.page-faq .faq-nav__item {
  border-bottom: var(--line-soft);
}
.page-faq .faq-nav__link {
  display: block;
  padding: 12px 10px 12px 12px;
  border-left: 4px solid transparent;
  text-decoration: none;
  color: var(--ink-900);
}
.page-faq .faq-nav__link:hover,
.page-faq .faq-nav__link:focus-visible {
  border-left-color: var(--mineral-600);
  background: var(--sand-100);
}
.page-faq .faq-nav__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--laterite-500);
}
.page-faq .faq-nav__label {
  display: block;
  margin-top: 2px;
  font-weight: 600;
  font-size: 15px;
  line-height: 1.5;
}
.page-faq .faq-nav__desc {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--ink-500);
}
.page-faq .faq-aside__fig {
  margin: clamp(22px, 3vw, 34px) 0 0;
}
.page-faq .faq-aside__fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

/* ---------- 问答条目流 ---------- */
.page-faq .faq-body {
  display: flex;
  flex-direction: column;
  gap: clamp(56px, 9vw, 108px);
}
.page-faq .faq-group {
  --faq-accent: var(--laterite-700);
}
.page-faq .faq-group--pine {
  --faq-accent: var(--pine-700);
}
.page-faq .faq-group__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 18px;
  padding-bottom: 14px;
  border-bottom: var(--line-strong);
}
.page-faq .faq-group__num {
  font-family: var(--font-mono);
  font-size: clamp(34px, 7vw, 58px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0;
  color: var(--faq-accent);
  font-variant-numeric: tabular-nums;
}
.page-faq .faq-group__title {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(20px, 3.4vw, 30px);
  line-height: 1.3;
  margin: 0;
  color: var(--ink-900);
}
.page-faq .faq-group__lead {
  flex-basis: 100%;
  margin: 8px 0 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-500);
}

.page-faq .qa {
  border-left: 4px solid var(--faq-accent);
  border-bottom: var(--line-soft);
  padding: clamp(14px, 2vw, 20px) 0 clamp(14px, 2vw, 20px) clamp(14px, 2vw, 22px);
}
.page-faq .qa__q {
  margin: 0;
  font-size: 1rem;
}
.page-faq .qa__toggle {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 12px;
  align-items: start;
  width: 100%;
  padding: 0;
  border: 0;
  background: none;
  text-align: left;
  cursor: pointer;
  color: var(--ink-900);
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(16px, 2.2vw, 20px);
  line-height: 1.5;
}
.page-faq .qa__toggle:focus-visible {
  outline: 2px solid var(--mineral-600);
  outline-offset: 3px;
}
.page-faq .qa__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--faq-accent);
  padding-top: 6px;
}
.page-faq .qa__text {
  min-width: 0;
}
.page-faq .qa__toggle:hover .qa__text {
  color: var(--mineral-600);
}
.page-faq .qa__mark {
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  padding-top: 4px;
  color: var(--faq-accent);
}
.page-faq .qa__mark::before {
  content: "+";
}
.page-faq .qa__toggle[aria-expanded="true"] .qa__mark::before {
  content: "–";
}
.page-faq .qa__short {
  margin: 10px 0 0;
  padding-left: var(--faq-indent);
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-900);
}
.page-faq .qa__answer {
  margin: 12px 0 0;
  padding: 12px 0 0 var(--faq-indent);
  border-top: 1px dashed var(--laterite-200);
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink-500);
}
.page-faq .qa__answer p {
  margin: 0 0 8px;
}
.page-faq .qa__answer p:last-child {
  margin-bottom: 0;
}
.page-faq .qa__answer a {
  color: var(--laterite-500);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-faq .qa__answer a:hover {
  color: var(--mineral-600);
}
.page-faq .k {
  background: var(--laterite-200);
  padding: 0 4px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  color: var(--ink-900);
  overflow-wrap: anywhere;
}

/* ---------- 编号核对三步小图 ---------- */
.page-faq .qa-flow {
  margin: 14px 0 12px;
  padding: 14px 12px 10px;
  background: var(--sand-100);
  border: var(--line-soft);
}
.page-faq .qa-flow__svg {
  display: block;
  width: 100%;
  height: auto;
  max-width: 640px;
  margin: 0 auto;
}
.page-faq .qa-flow__line {
  stroke: var(--laterite-200);
  stroke-width: 2;
}
.page-faq .qa-flow__node circle {
  fill: var(--sand-050);
  stroke: var(--laterite-900);
  stroke-width: 2;
}
.page-faq .qa-flow__no {
  font-family: var(--font-mono);
  font-size: 24px;
  text-anchor: middle;
  fill: var(--laterite-700);
}
.page-faq .qa-flow__label {
  font-family: var(--font-body);
  font-size: 14px;
  text-anchor: middle;
  fill: var(--ink-900);
}
.page-faq .qa-flow figcaption {
  margin-top: 8px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--ink-500);
  text-align: center;
}

/* ---------- 仍未解决 ---------- */
.page-faq .faq-help {
  background: var(--laterite-900);
  color: var(--sand-050);
  padding-block: clamp(46px, 7vw, 96px);
}
.page-faq .faq-help__inner {
  max-width: 860px;
}
.page-faq .faq-help__eyebrow {
  color: var(--laterite-200);
}
.page-faq .faq-help__title {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(22px, 3.8vw, 34px);
  line-height: 1.3;
  margin: 10px 0 14px;
  color: var(--sand-050);
}
.page-faq .faq-help__lead {
  margin: 0 0 24px;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--sand-100);
}
.page-faq .faq-help__list {
  margin: 0 0 22px;
  padding: 0;
  border-top: 1px solid rgba(246, 239, 228, 0.28);
}
.page-faq .faq-help__row {
  display: grid;
  gap: 4px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(246, 239, 228, 0.28);
}
.page-faq .faq-help__row dt {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--laterite-200);
}
.page-faq .faq-help__row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--sand-050);
  overflow-wrap: anywhere;
}
.page-faq .faq-help__note {
  margin: 0 0 26px;
  max-width: 62ch;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--laterite-200);
}
.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 0;
}
.page-faq .faq-help__btn {
  display: inline-block;
  padding: 12px 20px;
  border: 2px solid var(--sand-050);
  border-radius: var(--radius);
  background: transparent;
  color: var(--sand-050);
  font-weight: 600;
  font-size: 14.5px;
  text-decoration: none;
  box-shadow: 4px 4px 0 rgba(246, 239, 228, 0.22);
}
.page-faq .faq-help__btn:hover,
.page-faq .faq-help__btn:focus-visible {
  background: var(--sand-050);
  color: var(--laterite-900);
}
.page-faq .faq-help__btn--ghost {
  border-color: var(--laterite-200);
  color: var(--sand-100);
  box-shadow: none;
}

/* ---------- 收尾图 ---------- */
.page-faq .faq-tail {
  background: var(--sand-050);
}
.page-faq .faq-tail__fig {
  margin: 0;
}
.page-faq .faq-tail__fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 720px) {
  .page-faq {
    --faq-indent: 46px;
  }
  .page-faq .faq-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-faq .faq-help__row {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 0 20px;
    align-items: baseline;
  }
}

/* ---------- 桌面：粘性侧栏 + 条目流 ---------- */
@media (min-width: 1024px) {
  .page-faq .faq-layout {
    grid-template-columns: minmax(220px, 272px) minmax(0, 1fr);
    align-items: start;
  }
  .page-faq .faq-aside__sticky {
    position: sticky;
    top: calc(var(--header-h) + 22px);
  }
  .page-faq .qa {
    padding-left: 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-hero::before,
  .page-faq .faq-hero::after {
    transform: none;
  }
}
<<<END>>>