.page-faq {
  --faq-rule: rgba(233, 238, 245, .13);
  --faq-gold-soft: rgba(216, 163, 60, .38);
  --faq-paper-line: rgba(10, 26, 47, .14);
  background: var(--ink);
  color: var(--snow);
  overflow-x: clip;
}

.page-faq img {
  max-width: 100%;
  height: auto;
}

/* ---------- 面包屑 ---------- */
.page-faq .breadcrumb {
  padding-top: clamp(14px, 2.2vw, 26px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding-block: clamp(18px, 2.6vw, 30px) clamp(36px, 5.4vw, 74px);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(58% 78% at 90% 8%, rgba(196, 64, 46, .18), transparent 68%),
    radial-gradient(52% 72% at 4% 98%, rgba(47, 143, 124, .13), transparent 70%);
}

.page-faq .faq-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(24px, 3.6vw, 46px);
  align-items: center;
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

.page-faq .faq-hero__text h1 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4.4vw, 50px);
  line-height: 1.2;
  letter-spacing: .01em;
  margin: 10px 0 0;
  color: var(--snow);
}

.page-faq .faq-hero__text h1::after {
  content: "";
  display: block;
  width: clamp(66px, 12vw, 120px);
  height: 3px;
  margin-top: 18px;
  background: linear-gradient(90deg, var(--gold), rgba(216, 163, 60, 0));
}

.page-faq .faq-hero__text .lede {
  margin: 20px 0 0;
  max-width: 60ch;
  color: var(--muted);
  line-height: 1.85;
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-faq .faq-hero__figure {
  margin: 0;
}

.page-faq .faq-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 7 / 4;
  object-fit: cover;
}

/* ---------- 双栏骨架 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  align-items: start;
  padding-block: clamp(24px, 3.6vw, 48px) clamp(40px, 6vw, 84px);
}

@media (min-width: 1000px) {
  .page-faq .faq-layout {
    grid-template-columns: minmax(198px, 246px) minmax(0, 1fr);
  }
}

/* ---------- 左侧章节锚点 ---------- */
.page-faq .faq-toc {
  display: none;
}

@media (min-width: 1000px) {
  .page-faq .faq-toc {
    display: block;
    position: sticky;
    top: clamp(18px, 3vw, 34px);
    padding: 20px 18px 22px;
    background: var(--ink-2);
    border: 1px solid var(--faq-rule);
    border-left: 2px solid var(--gold);
  }
}

.page-faq .faq-toc__label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--gold);
}

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

.page-faq .chapter-nav__list > li {
  margin: 0;
}

.page-faq .chapter-nav__link {
  display: block;
  padding: 9px 10px;
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--muted);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .chapter-nav__link:hover {
  color: var(--snow);
  background: rgba(233, 238, 245, .05);
}

.page-faq .chapter-nav__link[aria-current="true"] {
  color: var(--gold);
  border-left-color: var(--gold);
  background: rgba(216, 163, 60, .09);
}

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

/* ---------- 章节通用 ---------- */
.page-faq .faq-flow {
  display: flex;
  flex-direction: column;
  gap: clamp(40px, 5.4vw, 76px);
  min-width: 0;
}

.page-faq .faq-sec {
  scroll-margin-top: 96px;
}

.page-faq .faq-sec__head {
  margin-bottom: clamp(18px, 2.4vw, 28px);
}

.page-faq .faq-sec__no {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .26em;
  color: var(--gold);
}

.page-faq .faq-sec__title {
  font-family: var(--font-display);
  font-size: clamp(21px, 2.5vw, 30px);
  line-height: 1.3;
  margin: 0 0 12px;
  color: var(--snow);
}

.page-faq .faq-sec__lede {
  margin: 0;
  max-width: 62ch;
  color: var(--muted);
  line-height: 1.85;
}

.page-faq .faq-sec__foot {
  margin: clamp(20px, 2.6vw, 30px) 0 0;
  padding: 18px 20px;
  background: rgba(47, 143, 124, .09);
  border-left: 2px solid var(--turquoise);
  color: var(--muted);
  line-height: 1.85;
}

.page-faq .link-gold {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--faq-gold-soft);
  margin-left: 4px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .link-gold:hover {
  color: var(--snow);
  border-bottom-color: var(--gold);
}

.page-faq .link-gold:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

/* ---------- 01 三个高频问题 ---------- */
.page-faq .quick-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(14px, 1.8vw, 20px);
}

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

.page-faq .quick-list__item {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px;
  background: var(--ink-2);
  border: 1px solid var(--faq-rule);
  border-top: 2px solid var(--gold);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .quick-list__item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-1);
  border-color: var(--faq-gold-soft);
}

.page-faq .quick-list__q {
  margin: 0;
  font-family: var(--font-display);
  font-size: 16.5px;
  line-height: 1.5;
  color: var(--snow);
}

.page-faq .quick-list__a {
  margin: 0;
  flex: 1 1 auto;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .quick-list__link {
  align-self: flex-start;
  color: var(--gold);
  font-size: 13.5px;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-faq .quick-list__link:hover {
  color: var(--snow);
  border-bottom-color: var(--gold);
}

.page-faq .quick-list__link:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

/* ---------- 02 三步判断 ---------- */
.page-faq .step-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .step-list__item {
  position: relative;
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 16px;
  padding-bottom: 28px;
}

.page-faq .step-list__item::before {
  content: "";
  position: absolute;
  left: 22px;
  top: 52px;
  bottom: 6px;
  width: 1px;
  background: repeating-linear-gradient(to bottom, var(--gold) 0 4px, transparent 4px 10px);
  opacity: .45;
}

.page-faq .step-list__item:last-child {
  padding-bottom: 0;
}

.page-faq .step-list__item:last-child::before {
  display: none;
}

.page-faq .step-list__no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--faq-gold-soft);
  background: rgba(216, 163, 60, .09);
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: .06em;
}

.page-faq .step-list__title {
  margin: 6px 0 8px;
  font-family: var(--font-display);
  font-size: 17px;
  line-height: 1.5;
  color: var(--snow);
}

.page-faq .step-list__body p {
  margin: 0;
  color: var(--muted);
  line-height: 1.85;
}

/* ---------- 03 下单流程 ---------- */
.page-faq .flow-grid {
  display: grid;
  gap: clamp(22px, 3vw, 38px);
}

@media (min-width: 900px) {
  .page-faq .flow-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
}

.page-faq .flow-steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .flow-steps__item {
  position: relative;
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  gap: 16px;
  padding-bottom: 24px;
}

.page-faq .flow-steps__item::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 22px;
  bottom: 0;
  width: 1px;
  background: var(--faq-rule);
}

.page-faq .flow-steps__item:last-child {
  padding-bottom: 0;
}

.page-faq .flow-steps__item:last-child::before {
  display: none;
}

.page-faq .flow-steps__dot {
  width: 17px;
  height: 17px;
  margin-top: 3px;
  border-radius: 50%;
  border: 2px solid var(--gold);
  background: var(--ink);
  box-shadow: 0 0 0 4px rgba(216, 163, 60, .12);
}

.page-faq .flow-steps__title {
  margin: 0 0 7px;
  font-family: var(--font-display);
  font-size: 17px;
  line-height: 1.5;
  color: var(--snow);
}

.page-faq .flow-steps__item p {
  margin: 0;
  color: var(--muted);
  line-height: 1.85;
  font-size: 14.5px;
}

.page-faq .flow-figure {
  margin: 0;
}

.page-faq .flow-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* ---------- 04 库存标签（纸面反转） ---------- */
.page-faq .stock-panel {
  position: relative;
  background: var(--paper);
  color: var(--ink);
  padding: clamp(24px, 3.4vw, 44px) clamp(20px, 3vw, 42px);
  box-shadow: var(--shadow-2);
}

.page-faq .stock-panel::before {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px solid rgba(10, 26, 47, .12);
  pointer-events: none;
}

.page-faq .stock-panel .faq-sec__no {
  color: #8A6417;
}

.page-faq .stock-panel .faq-sec__title {
  color: var(--ink);
}

.page-faq .stock-panel .faq-sec__lede {
  color: #3D4E66;
}

.page-faq .stock-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .stock-list__item {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
  padding: 20px 0;
  border-top: 1px solid var(--faq-paper-line);
}

.page-faq .stock-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 10px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--snow);
  white-space: nowrap;
}

.page-faq .stock-badge--ok {
  background: var(--turquoise);
}

.page-faq .stock-badge--wait {
  background: var(--clay);
}

.page-faq .stock-badge--grey {
  background: var(--slate);
}

.page-faq .stock-list__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 17px;
  line-height: 1.5;
  color: var(--ink);
}

.page-faq .stock-list__item p {
  margin: 0;
  color: #44566E;
  line-height: 1.8;
  font-size: 14.5px;
}

@media (max-width: 520px) {
  .page-faq .stock-list__item {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }
}

/* ---------- 05 适配范围 ---------- */
.page-faq .fit-grid {
  display: grid;
  gap: clamp(16px, 2vw, 22px);
}

@media (min-width: 720px) {
  .page-faq .fit-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-faq .fit-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 22px;
  background: var(--ink-2);
  border: 1px solid var(--faq-rule);
  border-left: 2px solid var(--turquoise);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-faq .fit-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-1);
}

.page-faq .fit-card__tag {
  align-self: flex-start;
  margin: 0;
}

.page-faq .fit-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  line-height: 1.5;
  color: var(--snow);
}

.page-faq .fit-card__text {
  margin: 0;
  flex: 1 1 auto;
  color: var(--muted);
  line-height: 1.85;
  font-size: 14.5px;
}

.page-faq .fit-check {
  margin-top: clamp(20px, 2.6vw, 30px);
  padding: clamp(20px, 2.6vw, 28px);
  border: 1px dashed var(--faq-gold-soft);
  background: rgba(216, 163, 60, .05);
}

.page-faq .fit-check__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: 16px;
  line-height: 1.5;
  color: var(--gold);
}

.page-faq .fit-check__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

@media (min-width: 700px) {
  .page-faq .fit-check__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-faq .fit-check__list li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.75;
}

.page-faq .fit-check__list .num {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .12em;
  color: var(--gold);
}

/* ---------- 06 联系与支持 ---------- */
.page-faq .help-grid {
  display: grid;
  gap: clamp(16px, 2vw, 22px);
}

@media (min-width: 720px) {
  .page-faq .help-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-faq .help-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 20px;
  background: var(--ink-3);
  border: 1px solid var(--faq-rule);
  border-top: 2px solid var(--cinnabar);
}

.page-faq .help-card__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .2em;
  color: var(--slate);
}

.page-faq .help-card__value {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--snow);
  overflow-wrap: anywhere;
}

.page-faq .help-card__note {
  margin: 0;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.8;
}

.page-faq .help-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: clamp(20px, 2.6vw, 30px);
  padding: clamp(20px, 2.6vw, 28px);
  background: linear-gradient(115deg, rgba(196, 64, 46, .16), rgba(196, 64, 46, .03) 64%);
  border: 1px solid rgba(196, 64, 46, .34);
}

.page-faq .help-cta p {
  flex: 1 1 320px;
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.page-faq .help-cta .btn {
  flex: 0 0 auto;
}

@media (max-width: 899px) {
  .page-faq .faq-sec__title {
    font-size: clamp(20px, 5.4vw, 26px);
  }
  .page-faq .faq-hero__text .lede {
    font-size: 15px;
  }
}
<<<END>>>