/* ===== 帮助中心 / faq ===== */
.page-faq {
  --faq-rail: 15.5rem;
  color: var(--rice);
}

.page-faq .faq-body__srtitle {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  isolation: isolate;
  padding-block: 2.25rem 3rem;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(168, 180, 190, 0.07) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(168, 180, 190, 0.05) 1px, transparent 1px);
  background-size: 72px 72px, 72px 72px;
  -webkit-mask-image: radial-gradient(ellipse at 24% 4%, #000 0%, transparent 74%);
  mask-image: radial-gradient(ellipse at 24% 4%, #000 0%, transparent 74%);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 2rem;
  margin-top: 1.5rem;
}

.page-faq .faq-hero__title {
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(1.95rem, 6vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0.7rem 0 0;
  color: var(--rice);
  max-width: 20ch;
}

.page-faq .faq-hero__lead {
  margin-top: 1.25rem;
  max-width: 48ch;
}

.page-faq .faq-hero__meta {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-faq .faq-hero__media {
  margin: 0;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-slate);
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 5 / 3;
}

/* ---------- 主体网格 ---------- */
.page-faq .faq-body {
  padding-block: 2.75rem 3.5rem;
  border-top: 1px solid var(--line);
}

.page-faq .faq-body__grid {
  display: grid;
  gap: 2.5rem;
}

/* ---------- 左侧索引 ---------- */
.page-faq .faq-index__label {
  margin: 0 0 0.85rem;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0 0 0.35rem;
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-index__item {
  flex: none;
}

.page-faq .faq-index__link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--glass);
  color: var(--rice);
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 160ms var(--ease), background 160ms var(--ease), color 160ms var(--ease);
}

.page-faq .faq-index__num {
  font-size: 0.74rem;
  color: var(--gold);
}

.page-faq .faq-index__name {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.92rem;
}

.page-faq .faq-index__count {
  font-size: 0.74rem;
  color: var(--mist);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  border-color: var(--gold);
  background: rgba(201, 162, 39, 0.1);
  color: var(--gold-light);
}

.page-faq .faq-index__meta {
  margin: 1rem 0 0;
  padding-top: 0.9rem;
  border-top: 1px dashed var(--line);
  font-size: 0.82rem;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 分组 ---------- */
.page-faq .faq-group {
  scroll-margin-top: calc(var(--header-h, 5.5rem) + 1.5rem);
}

.page-faq .faq-group + .faq-group {
  margin-top: 3.25rem;
}

.page-faq .faq-group__head {
  border-bottom: 1px solid var(--hairline);
  padding-bottom: 0.9rem;
  margin-bottom: 1.25rem;
}

.page-faq .faq-group__title {
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(1.4rem, 4.2vw, 1.95rem);
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin: 0.45rem 0 0;
  color: var(--rice);
}

.page-faq .faq-group__note {
  margin: 0.5rem 0 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 新手三步 ---------- */
.page-faq .faq-start {
  display: grid;
  gap: 1.5rem;
  margin-bottom: 1.75rem;
}

.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.page-faq .faq-steps__item {
  padding: 0.95rem 1rem 0.95rem 1.15rem;
  background: var(--ink-slate);
  border-left: 2px solid var(--gold);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.page-faq .faq-steps__num {
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--gold-light);
}

.page-faq .faq-steps__title {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 1.02rem;
  margin: 0.3rem 0 0.3rem;
  color: var(--rice);
}

.page-faq .faq-steps__text {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-start__media {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-slate);
}

.page-faq .faq-start__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 2 / 1;
}

/* ---------- 手风琴 ---------- */
.page-faq .faq-list {
  display: grid;
}

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

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

.page-faq .faq-item__summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 0.6rem 1rem;
  padding: 0.95rem 0.25rem 0.95rem 0;
  cursor: pointer;
  list-style: none;
  transition: color 160ms var(--ease);
}

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

.page-faq .faq-item__summary::marker {
  content: "";
}

.page-faq .faq-item__q {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1.01rem;
  line-height: 1.55;
  color: var(--rice);
  transition: color 160ms var(--ease);
}

.page-faq .faq-item__summary:hover .faq-item__q,
.page-faq .faq-item__summary:focus-visible .faq-item__q {
  color: var(--gold-light);
}

.page-faq .faq-item__summary:focus-visible {
  outline: 1px solid var(--gold);
  outline-offset: 2px;
}

.page-faq .faq-item__flag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding-top: 0.25rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--mist);
  white-space: nowrap;
}

.page-faq .faq-item__dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  flex: none;
}

.page-faq .faq-item__dot--self {
  background: var(--celadon);
  box-shadow: 0 0 0 3px rgba(111, 168, 147, 0.16);
}

.page-faq .faq-item__dot--login {
  background: var(--mist);
  box-shadow: 0 0 0 3px rgba(168, 180, 190, 0.14);
}

.page-faq .faq-item[open] {
  border-left: 2px solid var(--gold);
  padding-left: 0.9rem;
  background: linear-gradient(90deg, rgba(201, 162, 39, 0.07), rgba(201, 162, 39, 0) 62%);
}

.page-faq .faq-item__body {
  padding: 0 0.25rem 1.3rem;
  max-width: 62ch;
}

.page-faq .faq-item__body p {
  margin: 0;
  font-size: 0.97rem;
  line-height: 1.9;
  color: var(--rice);
  opacity: 0.9;
}

.page-faq .faq-item__body p + p {
  margin-top: 0.85rem;
  padding-top: 0.85rem;
  border-top: 1px dashed var(--line);
  color: var(--mist);
  opacity: 1;
}

/* ---------- 末段：还没解决 ---------- */
.page-faq .faq-help__panel {
  display: grid;
  gap: 1.6rem;
  padding: 1.6rem 1.25rem;
  background: var(--rock-grey);
  border-top: 2px solid var(--gold);
  border-radius: var(--radius);
}

.page-faq .faq-help__text {
  margin: 0 0 1.25rem;
  font-size: 0.97rem;
  line-height: 1.9;
  color: var(--rice);
}

.page-faq .faq-help__cta {
  display: inline-block;
}

.page-faq .faq-help__notice {
  margin: 1.35rem 0 0;
  font-size: 0.87rem;
  line-height: 1.8;
}

.page-faq .faq-help__kicker {
  margin: 0 0 0.85rem;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--gold-light);
}

.page-faq .faq-help__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.page-faq .faq-help__list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 0.65rem;
  font-size: 0.93rem;
  line-height: 1.75;
  color: var(--rice);
}

.page-faq .faq-help__list li::before {
  content: "";
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: var(--gold);
  transform: translateY(-0.15rem);
}

.page-faq .faq-rel {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem 1rem;
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}

.page-faq .faq-rel__label {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.page-faq .faq-rel__link {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

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

/* ---------- 断点 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-item__body {
    padding-left: 2.25rem;
  }

  .page-faq .faq-item__summary {
    padding-right: 0.75rem;
  }
}

@media (min-width: 880px) {
  .page-faq .faq-hero {
    padding-block: 3rem 3.75rem;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 3rem;
    align-items: center;
  }

  .page-faq .faq-start {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 2rem;
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-body__grid {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    gap: 3.5rem;
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--header-h, 5.5rem) + 1.25rem);
  }

  .page-faq .faq-index__list {
    flex-direction: column;
    gap: 0.35rem;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-index__link {
    display: grid;
    grid-template-columns: 1.6rem minmax(0, 1fr) auto;
    width: 100%;
    padding: 0.7rem 0.85rem;
    border: none;
    border-left: 2px solid transparent;
    border-radius: 0 var(--radius) var(--radius) 0;
    white-space: normal;
  }

  .page-faq .faq-index__link:hover,
  .page-faq .faq-index__link:focus-visible {
    border-left-color: var(--gold);
  }

  .page-faq .faq-help__panel {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 2.5rem;
    padding: 2.25rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index__link,
  .page-faq .faq-item__q,
  .page-faq .faq-rel__link {
    transition: none;
  }
}
<<<END>>>