.page-faq {
  --faq-cut: 18px;
  --faq-shadow: 0 1px 0 rgba(12, 43, 36, 0.06);
  background: var(--paper);
  color: var(--rock);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: 26px 0 44px;
  color: var(--paper);
  background:
    radial-gradient(circle at 86% -10%, rgba(216, 169, 58, 0.24), transparent 52%),
    linear-gradient(160deg, var(--ink) 0%, var(--ink-deep) 100%);
  border-bottom: 3px solid var(--gold);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  right: -90px;
  bottom: -110px;
  width: 300px;
  height: 300px;
  border: 1px solid rgba(216, 169, 58, 0.3);
  transform: rotate(26deg);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.5;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 78%);
  mask-image: linear-gradient(180deg, #000 0%, transparent 78%);
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
}

.page-faq .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--board);
}

.page-faq .breadcrumbs li:not(:last-child)::after {
  content: "/";
  margin-left: 6px;
  opacity: 0.55;
}

.page-faq .breadcrumbs a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease);
}

.page-faq .breadcrumbs a:hover,
.page-faq .breadcrumbs a:focus-visible {
  border-bottom-color: var(--gold);
}

.page-faq .breadcrumbs [aria-current="page"] {
  color: var(--paper);
}

.page-faq .faq-hero .eyebrow {
  margin: 0 0 14px;
  color: var(--gold);
  letter-spacing: 0.16em;
}

.page-faq .faq-hero h1 {
  max-width: 17em;
  margin: 0 0 18px;
  font-size: clamp(1.85rem, 6.4vw, 3.4rem);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.page-faq .faq-hero__lead {
  max-width: 40em;
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(243, 238, 223, 0.84);
}

/* ---------- 主体布局 ---------- */
.page-faq .faq-body {
  padding: 34px 0 48px;
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  align-items: start;
}

.page-faq .faq-index__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--slate);
}

.page-faq .faq-index__list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-faq .faq-tab {
  flex: 0 0 auto;
  display: flex;
  align-items: baseline;
  gap: 8px;
  min-height: 44px;
  padding: 10px 14px;
  scroll-snap-align: start;
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  color: var(--rock);
  text-align: left;
  background: var(--paper-raise);
  border: 1px solid var(--line-ink);
  border-left: 3px solid transparent;
  cursor: pointer;
  transition:
    background var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    color var(--dur) var(--ease);
}

.page-faq .faq-tab:hover {
  border-color: var(--line-ink-strong);
}

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

.page-faq .faq-tab__num {
  font-size: 11px;
  color: var(--clay);
}

.page-faq .faq-tab__hint {
  display: none;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--slate);
}

.page-faq .faq-tab[aria-selected="true"] {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
  border-left-color: var(--gold);
}

.page-faq .faq-tab[aria-selected="true"] .faq-tab__num {
  color: var(--gold);
}

.page-faq .faq-tab[aria-selected="true"] .faq-tab__hint {
  color: var(--board);
}

.page-faq .faq-index__foot {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate);
}

.page-faq .faq-index__foot a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--clay);
  text-underline-offset: 3px;
}

/* ---------- 面板 ---------- */
.page-faq .faq-panel {
  display: none;
}

.page-faq .faq-panel.is-active {
  display: block;
}

.page-faq .faq-panel:focus-visible {
  outline: 2px solid var(--clay);
  outline-offset: 6px;
}

.page-faq .faq-panel__head {
  padding: 0 0 18px;
  border-bottom: 2px solid var(--ink);
}

.page-faq .faq-panel__head .eyebrow {
  margin: 0 0 8px;
  color: var(--clay);
  letter-spacing: 0.14em;
}

.page-faq .faq-panel__head h2 {
  margin: 0 0 12px;
  font-size: clamp(1.35rem, 4.4vw, 1.9rem);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -0.012em;
  color: var(--ink);
}

.page-faq .faq-panel__head p:last-child {
  max-width: 40em;
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--rock);
}

/* ---------- 手风琴 ---------- */
.page-faq .faq-list {
  margin-top: 6px;
}

.page-faq .faq-item {
  border-bottom: 1px solid var(--line-ink);
}

.page-faq .faq-item summary {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 48px;
  padding: 16px 2px;
  list-style: none;
  cursor: pointer;
  transition: color var(--dur) var(--ease);
}

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

.page-faq .faq-item summary::after {
  content: "+";
  margin-left: auto;
  flex: 0 0 auto;
  width: 22px;
  font-family: var(--font-mono);
  font-size: 19px;
  font-weight: 500;
  line-height: 1;
  color: var(--clay);
  text-align: center;
  transition: transform var(--dur) var(--ease);
}

.page-faq .faq-item[open] summary::after {
  content: "−";
}

.page-faq .faq-item summary:hover {
  color: var(--ink);
}

.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--clay);
  outline-offset: 2px;
}

.page-faq .faq-item__num {
  flex: 0 0 auto;
  padding: 2px 5px;
  font-size: 11px;
  font-weight: 700;
  color: var(--ink);
  background: rgba(216, 169, 58, 0.42);
}

.page-faq .faq-item__q {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--ink);
}

.page-faq .faq-item[open] .faq-item__q {
  color: var(--ink);
}

.page-faq .faq-item__body {
  padding: 0 0 20px;
}

.page-faq .faq-item__lead {
  margin: 0 0 12px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}

.page-faq .faq-item__body p {
  max-width: 42em;
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--rock);
}

.page-faq .faq-item__body a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--clay);
  text-underline-offset: 3px;
}

.page-faq .faq-item__body a:hover {
  text-decoration-color: var(--signal);
  text-decoration-thickness: 2px;
}

/* 步骤 */
.page-faq .faq-steps {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: faqstep;
}

.page-faq .faq-steps li {
  position: relative;
  counter-increment: faqstep;
  padding: 2px 0 16px 34px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--rock);
}

.page-faq .faq-steps li::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  top: 4px;
  left: 0;
  padding: 2px 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--ink);
  background: var(--gold-soft);
}

.page-faq .faq-steps li::after {
  content: "";
  position: absolute;
  top: 26px;
  bottom: 2px;
  left: 13px;
  width: 1px;
  background: var(--line-ink-strong);
}

.page-faq .faq-steps li:last-child {
  padding-bottom: 4px;
}

.page-faq .faq-steps li:last-child::after {
  display: none;
}

/* ---------- 图 ---------- */
.page-faq .faq-figure {
  margin: 22px 0 0;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line-ink-strong);
  clip-path: polygon(0 0, calc(100% - var(--faq-cut)) 0, 100% var(--faq-cut), 100% 100%, 0 100%);
}

.page-faq .faq-figure figcaption {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--slate);
}

/* ---------- 客服面板 ---------- */
.page-faq .faq-contact {
  padding: 0 0 56px;
}

.page-faq .faq-contact__panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  padding: 30px 22px 32px;
  color: var(--paper);
  background:
    radial-gradient(circle at 100% 0%, rgba(240, 106, 46, 0.22), transparent 55%),
    var(--ink);
  border: 1px solid rgba(216, 169, 58, 0.34);
  clip-path: polygon(0 0, calc(100% - var(--faq-cut)) 0, 100% var(--faq-cut), 100% 100%, var(--faq-cut) 100%, 0 calc(100% - var(--faq-cut)));
}

.page-faq .faq-contact__tag {
  display: inline-block;
  margin: 0 0 12px;
  padding: 3px 9px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--paper);
  background: var(--signal);
}

.page-faq .faq-contact__copy h2 {
  margin: 0 0 12px;
  font-size: clamp(1.25rem, 4.2vw, 1.7rem);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.page-faq .faq-contact__copy p {
  max-width: 34em;
  margin: 0 0 20px;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(243, 238, 223, 0.82);
}

.page-faq .faq-contact__list {
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(159, 183, 176, 0.3);
}

.page-faq .faq-contact__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(159, 183, 176, 0.3);
}

.page-faq .faq-contact__row dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--board);
}

.page-faq .faq-contact__row dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

.page-faq .faq-contact__row dd .num {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.01em;
  color: var(--gold);
}

/* ---------- 断点 ---------- */
@media (min-width: 600px) {
  .page-faq .faq-hero {
    padding: 34px 0 56px;
  }

  .page-faq .faq-hero__lead {
    font-size: 16px;
  }

  .page-faq .faq-item__body {
    padding-left: 38px;
  }

  .page-faq .faq-contact__panel {
    padding: 36px 32px 38px;
  }

  .page-faq .faq-contact__row {
    grid-template-columns: 118px 1fr;
    align-items: baseline;
    gap: 12px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-body {
    padding: 48px 0 60px;
  }

  .page-faq .faq-layout {
    grid-template-columns: 272px minmax(0, 1fr);
    gap: 52px;
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--bar-h) + 20px);
  }

  .page-faq .faq-index__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
    border-top: 1px solid var(--line-ink);
  }

  .page-faq .faq-tab {
    width: 100%;
    flex-wrap: wrap;
    gap: 10px;
    min-height: 52px;
    padding: 12px 14px;
    background: transparent;
    border: 0;
    border-bottom: 1px solid var(--line-ink);
    border-left: 3px solid transparent;
  }

  .page-faq .faq-tab:hover {
    background: rgba(216, 169, 58, 0.1);
    border-left-color: var(--line-ink-strong);
  }

  .page-faq .faq-tab[aria-selected="true"] {
    background: var(--paper-raise);
    color: var(--ink);
    border-left-color: var(--gold);
  }

  .page-faq .faq-tab[aria-selected="true"] .faq-tab__num {
    color: var(--clay);
  }

  .page-faq .faq-tab[aria-selected="true"] .faq-tab__hint {
    color: var(--slate);
  }

  .page-faq .faq-tab__label {
    font-size: 15px;
  }

  .page-faq .faq-tab__hint {
    display: block;
    flex-basis: 100%;
    padding-left: 26px;
  }

  .page-faq .faq-index__foot {
    padding: 14px 14px 0;
    border-left: 3px solid var(--line-ink);
  }

  .page-faq .faq-item__q {
    font-size: 16px;
  }

  .page-faq .faq-panel__head h2 {
    font-size: 2rem;
  }

  .page-faq .faq-contact__panel {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 40px;
    align-items: start;
    padding: 42px 40px 44px;
  }

  .page-faq .faq-contact__list {
    border-top: 0;
  }

  .page-faq .faq-contact__row:first-child {
    padding-top: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-tab,
  .page-faq .faq-item summary,
  .page-faq .faq-item summary::after,
  .page-faq .breadcrumbs a {
    transition: none;
  }
}
<<<END>>>