.page-faq {
  background: var(--paper);
  color: var(--charcoal);
}

/* ---------- Hero ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
  border-bottom: 3px solid var(--lime);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: auto -10% -45% 35%;
  height: 420px;
  background: radial-gradient(circle at 50% 50%, rgba(184, 255, 61, .16), transparent 66%);
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  display: grid;
  gap: clamp(28px, 5vw, 48px);
  padding-block: clamp(26px, 4vw, 44px) clamp(34px, 5.5vw, 68px);
}

.page-faq .faq-hero .breadcrumbs {
  margin-bottom: 18px;
  font-size: 13px;
}

.page-faq .faq-hero .breadcrumbs a,
.page-faq .faq-hero .breadcrumbs span {
  color: var(--mist);
  text-decoration: none;
}

.page-faq .faq-hero .breadcrumbs a:hover {
  color: var(--lime);
}

.page-faq .faq-hero__eyebrow {
  color: var(--lime-soft);
  letter-spacing: .14em;
}

.page-faq .faq-hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(38px, 7.4vw, 86px);
  line-height: .98;
  letter-spacing: -.02em;
  margin: 10px 0 18px;
  max-width: 16ch;
}

.page-faq .faq-hero__lede {
  max-width: 48ch;
  margin: 0;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.78;
  color: rgba(246, 241, 231, .8);
}

.page-faq .faq-metrics {
  margin: 0;
  display: grid;
  gap: 1px;
  background: var(--line-dark);
  border: 1px solid var(--line-dark);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.page-faq .faq-metric {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 15px 20px;
  background: var(--ink-panel);
}

.page-faq .faq-metric dt {
  font-size: 13px;
  letter-spacing: .05em;
  color: var(--mist);
}

.page-faq .faq-metric dd {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 5px;
  font-family: var(--font-data);
  font-weight: 700;
  color: var(--lime);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-metric__unit {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  color: var(--mist);
}

/* ---------- 热门问题胶囊 ---------- */
.page-faq .faq-hot {
  background: var(--paper);
  padding-block: clamp(30px, 4.6vw, 54px);
  border-bottom: 1px solid var(--line-light);
}

.page-faq .faq-hot__head {
  margin-bottom: 20px;
}

.page-faq .faq-hot h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 3.4vw, 40px);
  line-height: 1.04;
  letter-spacing: -.01em;
  margin: 6px 0 0;
  color: var(--charcoal);
}

.page-faq .faq-chips {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-faq .faq-chip {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 44px;
  padding: 8px 18px 8px 9px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line-light);
  background: var(--paper);
  color: var(--charcoal);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}

.page-faq .faq-chip__num {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: var(--r-pill);
  background: var(--lime-soft);
  color: var(--ink);
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 700;
  transition: background .25s var(--ease), color .25s var(--ease);
}

.page-faq .faq-chip:hover,
.page-faq .faq-chip:focus-visible {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

.page-faq .faq-chip:hover .faq-chip__num,
.page-faq .faq-chip:focus-visible .faq-chip__num {
  background: var(--lime);
  color: var(--ink);
}

/* ---------- 问答主体 ---------- */
.page-faq .faq-answers {
  background: var(--paper);
  padding-block: clamp(34px, 5.5vw, 72px);
}

.page-faq .faq-answers__inner {
  display: grid;
  gap: 28px;
}

.page-faq .faq-side {
  background: var(--ink);
  border-radius: var(--r-lg);
  padding: 18px;
}

.page-faq .faq-side__title {
  margin: 0 0 14px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-faq .faq-side__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-side__list li {
  flex: 0 0 auto;
}

.page-faq .faq-side__list a {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 10px 13px;
  border-radius: var(--r-sm);
  color: rgba(246, 241, 231, .74);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.45;
  white-space: nowrap;
  transition: background .25s var(--ease), color .25s var(--ease);
}

.page-faq .faq-side__num {
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 700;
  color: var(--lime);
}

.page-faq .faq-side__list a:hover {
  background: rgba(184, 255, 61, .12);
  color: var(--paper);
}

.page-faq .faq-side__list a.is-active {
  background: var(--lime);
  color: var(--ink);
  font-weight: 600;
}

.page-faq .faq-side__list a.is-active .faq-side__num {
  color: var(--ink);
}

.page-faq .faq-block {
  scroll-margin-top: calc(var(--header-h-sm) + 22px);
}

.page-faq .faq-block + .faq-block {
  margin-top: clamp(42px, 6vw, 78px);
  padding-top: clamp(30px, 4vw, 48px);
  border-top: 1px solid var(--line-light);
}

.page-faq .faq-block .eyebrow {
  display: block;
  margin: 0 0 8px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--text-mute);
}

.page-faq .faq-block__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 3.4vw, 40px);
  line-height: 1.05;
  letter-spacing: -.015em;
  margin: 0 0 14px;
  color: var(--charcoal);
}

.page-faq .faq-block__lede {
  max-width: 60ch;
  margin: 0 0 22px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--text-soft);
}

/* ---------- 手风琴 ---------- */
.page-faq .qa-list {
  display: grid;
  gap: 10px;
}

.page-faq .qa {
  background: var(--card);
  border: 1px solid transparent;
  border-radius: var(--r-md);
  transition: background .3s var(--ease), border-color .3s var(--ease);
}

.page-faq .qa[open] {
  background: var(--paper);
  border-color: var(--line-light);
}

.page-faq .qa summary {
  list-style: none;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  min-height: 48px;
  padding: 16px 18px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--charcoal);
}

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

.page-faq .qa summary:focus-visible {
  outline: 2px solid var(--amber-deep);
  outline-offset: -3px;
  border-radius: var(--r-md);
}

.page-faq .qa[open] summary {
  padding-bottom: 8px;
}

.page-faq .qa__mark {
  flex: 0 0 auto;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border-radius: var(--r-pill);
  background: var(--ink);
  color: var(--lime);
  font-family: var(--font-data);
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  transition: transform .3s var(--ease), background .3s var(--ease), color .3s var(--ease);
}

.page-faq .qa[open] .qa__mark {
  background: var(--lime);
  color: var(--ink);
  transform: rotate(45deg);
}

.page-faq .qa__body {
  padding: 0 18px 18px 48px;
}

.page-faq .qa__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--text-soft);
}

.page-faq .qa__body p + p {
  margin-top: 10px;
}

.page-faq .qa__body a {
  color: var(--amber-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 106, 27, .42);
}

.page-faq .qa__body a:hover {
  color: var(--charcoal);
  border-bottom-color: var(--charcoal);
}

/* ---------- 检索步骤 ---------- */
.page-faq .faq-steps {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .faq-steps li {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 13px 15px;
  border-radius: var(--r-sm);
  background: var(--card);
  border-left: 3px solid var(--lime);
}

.page-faq .faq-step__num {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--amber-deep);
  padding-top: 1px;
}

.page-faq .faq-step__body strong {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--charcoal);
  margin-bottom: 2px;
}

.page-faq .faq-step__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.68;
  color: var(--text-soft);
}

/* ---------- 图片 ---------- */
.page-faq .faq-figure {
  margin: 24px 0 0;
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--ink);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .faq-figure figcaption {
  padding: 12px 16px 14px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist);
  background: var(--ink);
}

/* ---------- 客服面板 ---------- */
.page-faq .faq-support {
  margin-top: 24px;
  display: grid;
  gap: 26px;
  padding: clamp(22px, 4vw, 40px);
  background: var(--ink-panel);
  color: var(--paper);
  border: 1px solid rgba(184, 255, 61, .18);
  border-radius: var(--r-lg);
}

.page-faq .faq-support__sub {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.15;
  letter-spacing: -.01em;
  color: var(--lime);
}

.page-faq .faq-support p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(246, 241, 231, .82);
}

.page-faq .faq-support__more {
  margin-top: 14px;
}

.page-faq .faq-support a {
  color: var(--lime-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(184, 255, 61, .45);
}

.page-faq .faq-support a:hover {
  color: var(--lime);
}

.page-faq .faq-support__meta {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-faq .faq-support__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(143, 168, 157, .22);
}

.page-faq .faq-support__row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-faq .faq-support__k {
  flex: 0 0 auto;
  min-width: 62px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--mist);
}

.page-faq .faq-support__v {
  flex: 1 1 180px;
  min-width: 0;
  font-size: 15px;
  line-height: 1.65;
  color: var(--paper);
}

.page-faq .faq-support__v--mail {
  font-family: var(--font-data);
  font-weight: 700;
  color: var(--lime);
  word-break: break-all;
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-metric {
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 6px;
    padding: 18px 20px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 330px);
    align-items: end;
  }

  .page-faq .faq-hero h1 {
    max-width: 14ch;
  }

  .page-faq .faq-answers__inner {
    grid-template-columns: minmax(0, 236px) minmax(0, 1fr);
    gap: clamp(32px, 4.5vw, 64px);
    align-items: start;
  }

  .page-faq .faq-side {
    position: sticky;
    top: calc(var(--header-h-sm) + 24px);
    padding: 20px 16px;
  }

  .page-faq .faq-side__list {
    display: grid;
    gap: 2px;
    overflow-x: visible;
  }

  .page-faq .faq-side__list a {
    white-space: normal;
    padding: 10px 12px;
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-block__lede {
    font-size: 17px;
  }

  .page-faq .faq-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-support {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: start;
    padding: clamp(28px, 3vw, 44px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa__mark,
  .page-faq .faq-chip,
  .page-faq .faq-side__list a {
    transition: none;
  }
}
<<<END>>>