.page-faq {
  --faq-line: rgba(26, 21, 18, .12);
  --faq-line-strong: rgba(26, 21, 18, .2);
  background: var(--cream);
  color: var(--brown);
}

.page-faq *,
.page-faq *::before,
.page-faq *::after {
  box-sizing: border-box;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + 20px) 0 52px;
  background:
    radial-gradient(120% 82% at 88% -12%, rgba(255, 106, 31, .26) 0%, rgba(255, 106, 31, 0) 58%),
    radial-gradient(92% 78% at 2% 110%, rgba(55, 211, 232, .18) 0%, rgba(55, 211, 232, 0) 60%),
    linear-gradient(180deg, var(--ink) 0%, var(--ink-2) 100%);
  color: var(--mist);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: auto -10% -130px auto;
  width: 62%;
  height: 240px;
  background: linear-gradient(90deg, rgba(255, 178, 122, 0) 0%, rgba(255, 178, 122, .28) 100%);
  transform: rotate(-8deg);
  pointer-events: none;
}

.page-faq .faq-hero > .container {
  position: relative;
  z-index: 1;
}

/* 面包屑 */
.page-faq .faq-breadcrumb {
  margin: 0 0 26px;
}

.page-faq .faq-breadcrumb .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
}

.page-faq .faq-breadcrumb .breadcrumb__link {
  color: rgba(247, 249, 252, .64);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-breadcrumb a.breadcrumb__link:hover,
.page-faq .faq-breadcrumb a.breadcrumb__link:focus-visible {
  color: var(--orange);
}

.page-faq .faq-breadcrumb .breadcrumb__link[aria-current="page"] {
  color: var(--orange-soft);
}

.page-faq .faq-breadcrumb .breadcrumb__sep {
  color: rgba(247, 249, 252, .32);
}

/* 首屏布局 */
.page-faq .faq-hero__inner {
  display: grid;
  gap: 30px;
}

.page-faq .faq-hero__kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .faq-hero__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(30px, 6.4vw, 54px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -.02em;
  color: var(--mist);
}

.page-faq .faq-hero__title span {
  color: var(--orange);
}

.page-faq .faq-hero__lede {
  margin: 0 0 22px;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.75;
  color: rgba(247, 249, 252, .78);
}

/* 检索框 */
.page-faq .faq-hero__search {
  margin-bottom: 20px;
}

.page-faq .faq-hero__search-label {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: rgba(247, 249, 252, .5);
}

.page-faq .faq-search {
  width: 100%;
  max-width: 380px;
  padding: 13px 20px;
  border: 1.5px solid var(--ink-line);
  border-radius: var(--r-pill);
  background: rgba(11, 27, 51, .72);
  color: var(--mist);
  font-family: var(--font-body);
  font-size: 15px;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-faq .faq-search::placeholder {
  color: rgba(247, 249, 252, .42);
}

.page-faq .faq-search:focus {
  outline: none;
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(55, 211, 232, .22);
}

/* 快捷胶囊 */
.page-faq .faq-hero__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-hero__quick .pill {
  display: inline-block;
  padding: 9px 18px;
  border: 1.5px solid rgba(255, 178, 122, .5);
  border-radius: var(--r-pill);
  color: var(--orange-soft);
  font-size: 14px;
  text-decoration: none;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-hero__quick .pill:hover,
.page-faq .faq-hero__quick .pill:focus-visible {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--ink);
}

/* 首屏主图 */
.page-faq .faq-hero__media {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--ink-line);
  border-radius: var(--r-xl);
  background: var(--ink-2);
  box-shadow: 0 28px 56px -24px rgba(0, 0, 0, .72);
  transform: rotate(-1.4deg);
}

.page-faq .faq-hero__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 15 / 7;
  object-fit: cover;
}

.page-faq .faq-hero__cap {
  margin: 0;
  padding: 10px 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: rgba(247, 249, 252, .62);
  background: rgba(11, 27, 51, .88);
}

/* 数据条 */
.page-faq .faq-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 40px 0 0;
  padding: 0;
  list-style: none;
  background: var(--ink-line);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.page-faq .faq-stats__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 18px;
  background: var(--ink-2);
}

.page-faq .faq-stats__num {
  font-family: var(--font-mono);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--cyan);
}

.page-faq .faq-stats__label {
  font-size: 12.5px;
  line-height: 1.5;
  color: rgba(247, 249, 252, .66);
}

/* ---------- 主体 ---------- */
.page-faq .faq-body {
  padding: 52px 0 76px;
}

.page-faq .faq-body__grid {
  display: grid;
  gap: 26px;
}

/* 主题目录 */
.page-faq .faq-tree {
  padding: 16px 14px;
  border: 1px solid var(--faq-line);
  border-radius: var(--r-lg);
  background: var(--mist);
  box-shadow: 0 18px 34px -30px rgba(11, 27, 51, .7);
}

.page-faq .faq-tree__title {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  margin: 0 0 12px;
  padding: 0 6px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--brown);
}

.page-faq .faq-tree__title .mono {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .2em;
  color: var(--orange-hot);
}

.page-faq .faq-tree__list {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: max-content;
  gap: 4px;
  margin: 0 0 14px;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-tree__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 12px;
  border-left: 3px solid transparent;
  border-radius: 10px;
  color: var(--graphite);
  font-size: 14px;
  text-decoration: none;
  transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-faq .faq-tree__link:hover {
  background: rgba(255, 106, 31, .1);
  border-left-color: var(--orange);
  color: var(--brown);
}

.page-faq .faq-tree__link:focus-visible {
  outline: none;
  background: rgba(255, 106, 31, .1);
  border-left-color: var(--orange);
  box-shadow: 0 0 0 2px var(--cyan);
}

.page-faq .faq-tree__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--orange-hot);
}

.page-faq .faq-tree__note {
  margin: 0;
  padding: 12px 8px 2px;
  border-top: 1px solid var(--faq-line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--graphite);
}

.page-faq .faq-tree__note-link {
  color: var(--orange-hot);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 答案区 */
.page-faq .faq-topic {
  scroll-margin-top: calc(var(--header-h) + 20px);
  padding-bottom: 32px;
}

.page-faq .faq-topic + .faq-topic {
  padding-top: 32px;
  border-top: 1px solid var(--faq-line-strong);
}

.page-faq .faq-topic__head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.page-faq .faq-topic__num {
  flex: none;
  padding: 4px 10px;
  border-radius: var(--r-pill);
  background: var(--orange);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .1em;
}

.page-faq .faq-topic__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 3.6vw, 26px);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -.01em;
  color: var(--brown);
}

.page-faq .faq-topic__body--split {
  display: grid;
  gap: 20px;
}

.page-faq .faq-topic__aside {
  order: -1;
}

/* 手风琴条目 */
.page-faq .faq-item {
  margin-bottom: 10px;
  border: 1px solid var(--faq-line);
  border-radius: var(--r-md);
  background: var(--mist);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-faq .faq-item:hover {
  border-color: rgba(255, 106, 31, .5);
}

.page-faq .faq-item[open] {
  border-color: rgba(255, 106, 31, .58);
  box-shadow: 0 20px 34px -26px rgba(11, 27, 51, .7);
}

.page-faq .faq-item__q {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--brown);
}

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

.page-faq .faq-item__q:focus-visible {
  outline: none;
  border-radius: var(--r-md);
  box-shadow: inset 0 0 0 2px var(--cyan);
}

.page-faq .faq-item__arrow {
  flex: none;
  display: inline-block;
  width: 20px;
  height: 20px;
  margin-top: 1px;
  border-radius: 50%;
  background: rgba(255, 106, 31, .16);
  color: var(--orange-hot);
  font-size: 15px;
  line-height: 19px;
  text-align: center;
  transition: transform var(--dur) var(--ease), background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-faq .faq-item[open] .faq-item__arrow {
  transform: rotate(90deg);
  background: var(--orange);
  color: var(--ink);
}

.page-faq .faq-item__a {
  padding: 0 16px 16px 48px;
  border-top: 1px solid transparent;
  transition: border-color var(--dur) var(--ease);
}

.page-faq .faq-item[open] .faq-item__a {
  padding-top: 14px;
  border-top-color: rgba(255, 106, 31, .42);
}

.page-faq .faq-item__a p {
  margin: 0 0 10px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--graphite);
}

.page-faq .faq-item__a p:last-child {
  margin-bottom: 0;
}

.page-faq .faq-item__a a {
  color: var(--orange-hot);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-item__a a:hover,
.page-faq .faq-item__a a:focus-visible {
  color: var(--ink);
}

/* 分步说明 */
.page-faq .faq-steps {
  counter-reset: step;
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-steps li {
  counter-increment: step;
  position: relative;
  margin-bottom: 9px;
  padding-left: 32px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--graphite);
}

.page-faq .faq-steps li:last-child {
  margin-bottom: 0;
}

.page-faq .faq-steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 3px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--orange-hot);
}

.page-faq .faq-steps li::after {
  content: "";
  position: absolute;
  left: 22px;
  top: 7px;
  width: 1.5px;
  height: 12px;
  background: rgba(255, 106, 31, .35);
}

/* 章节配图 */
.page-faq .faq-figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--faq-line);
  border-radius: var(--r-lg);
  background: var(--ink);
  box-shadow: 0 22px 40px -30px rgba(11, 27, 51, .8);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 9 / 7;
  object-fit: cover;
}

.page-faq .faq-figure figcaption {
  padding: 10px 14px;
  background: rgba(11, 27, 51, .92);
  color: rgba(247, 249, 252, .66);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
}

/* 客服联系卡 */
.page-faq .faq-contact {
  display: grid;
  gap: 14px;
  margin-top: 18px;
  padding: 20px 18px;
  border-radius: var(--r-lg);
  background:
    radial-gradient(110% 120% at 100% 0%, rgba(255, 106, 31, .22) 0%, rgba(255, 106, 31, 0) 60%),
    linear-gradient(140deg, var(--ink-2) 0%, var(--ink) 100%);
  color: var(--mist);
}

.page-faq .faq-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--ink-line);
}

.page-faq .faq-contact__row:last-of-type {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-faq .faq-contact__label {
  flex: none;
  min-width: 72px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-faq .faq-contact__value {
  font-size: 14px;
  line-height: 1.6;
  color: var(--mist);
  overflow-wrap: anywhere;
}

.page-faq .faq-contact__hint {
  flex-basis: 100%;
  font-size: 12.5px;
  line-height: 1.65;
  color: rgba(247, 249, 252, .6);
}

.page-faq .faq-contact .btn {
  justify-self: start;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-stats__item {
    padding: 18px 20px;
  }

  .page-faq .faq-stats__num {
    font-size: 21px;
  }

  .page-faq .faq-item__q {
    padding: 16px 20px;
    font-size: 16px;
  }

  .page-faq .faq-item__a {
    padding: 0 20px 18px 52px;
  }

  .page-faq .faq-contact {
    padding: 24px 22px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding: calc(var(--header-h) + 28px) 0 64px;
  }

  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    align-items: center;
    gap: 48px;
  }

  .page-faq .faq-topic__body--split {
    grid-template-columns: minmax(0, 1fr) 272px;
    align-items: start;
    gap: 26px;
  }

  .page-faq .faq-topic__aside {
    order: 0;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-body {
    padding: 72px 0 100px;
  }

  .page-faq .faq-body__grid {
    grid-template-columns: 262px minmax(0, 1fr);
    align-items: start;
    gap: 48px;
  }

  .page-faq .faq-tree {
    position: sticky;
    top: calc(var(--header-h) + 18px);
    padding: 20px 16px;
  }

  .page-faq .faq-tree__list {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    overflow-x: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-topic {
    padding-bottom: 40px;
  }

  .page-faq .faq-topic + .faq-topic {
    padding-top: 40px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-hero__media,
  .page-faq .faq-item__arrow {
    transform: none;
  }

  .page-faq .faq-item[open] .faq-item__arrow {
    transform: none;
    background: var(--orange);
  }

  .page-faq .faq-search,
  .page-faq .faq-tree__link,
  .page-faq .faq-item,
  .page-faq .faq-hero__quick .pill {
    transition: none;
  }
}
<<<END>>>