.page-faq {
  position: relative;
  background: var(--ink);
  color: var(--mist);
  font-family: var(--font-sans);
  overflow-x: clip;
}

.page-faq [data-reveal] {
  transition: opacity .55s var(--ease), transform .55s var(--ease);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 26px 0 56px;
  background:
    radial-gradient(900px 420px at 12% -6%, rgba(124, 92, 255, .22), transparent 64%),
    radial-gradient(720px 360px at 88% 4%, rgba(201, 162, 39, .18), transparent 66%),
    linear-gradient(180deg, var(--ink-3) 0%, var(--ink) 82%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), 0 100%);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 28px;
  margin-top: 26px;
}

.page-faq .faq-hero__copy .h1 {
  margin: 14px 0 0;
  font-size: clamp(26px, 6.4vw, 46px);
  line-height: 1.22;
  letter-spacing: -.02em;
  color: var(--paper);
  text-shadow: 0 0 1px rgba(201, 162, 39, .55);
}

.page-faq .faq-hero__copy .lead {
  margin: 18px 0 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

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

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

.page-faq .faq-status__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--mist);
}

.page-faq .faq-status__time {
  margin: 8px 0 0;
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--gold-hi);
}

.page-faq .faq-status__facts {
  display: grid;
  gap: 10px;
  margin: 20px 0 0;
}

.page-faq .faq-status__facts div {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 14px;
  padding-top: 10px;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-status__facts dt {
  font-size: 12px;
  color: var(--mist);
}

.page-faq .faq-status__facts dd {
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  text-align: right;
  color: var(--paper);
}

/* ---------- 症状分流 ---------- */
.page-faq .faq-triage {
  padding: 54px 0 46px;
}

.page-faq .faq-triage__head {
  max-width: 760px;
}

.page-faq .faq-triage__head .h2 {
  margin: 12px 0 0;
  font-size: clamp(22px, 4.6vw, 32px);
  line-height: 1.3;
  color: var(--paper);
}

.page-faq .faq-triage__lead {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-triage__grid {
  display: grid;
  gap: 22px;
  margin-top: 30px;
}

.page-faq .faq-chart {
  margin: 0;
  padding: 20px 14px 14px;
  border: 1px solid var(--line-soft);
  background: linear-gradient(160deg, rgba(19, 32, 69, .5), rgba(5, 10, 28, .72));
}

.page-faq .faq-chart__svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-faq .faq-chart__caption {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--mist);
  text-align: right;
}

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

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

/* ---------- 排查正文 ---------- */
.page-faq .faq-flow {
  padding: 52px 0 60px;
  background: linear-gradient(180deg, var(--ink) 0%, var(--ink-2) 45%, var(--ink) 100%);
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-shell {
  display: grid;
  gap: 32px;
}

.page-faq .faq-main {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 12px 10px;
  min-width: 0;
}

.page-faq .faq-flow__head {
  flex: 1 0 100%;
  max-width: 760px;
}

.page-faq .faq-flow__head .h2 {
  margin: 12px 0 0;
  font-size: clamp(22px, 4.6vw, 32px);
  line-height: 1.3;
  color: var(--paper);
}

.page-faq .faq-flow__lead {
  margin: 14px 0 6px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-filter__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-faq .faq-filter__chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  font-size: 14px;
  color: var(--mist);
  cursor: pointer;
  background: rgba(19, 32, 69, .5);
  border: 1px solid var(--line-soft);
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
  transition: color .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease);
}

.page-faq .faq-filter__chip:hover {
  color: var(--paper);
  border-color: var(--line);
}

.page-faq .faq-filter__input:checked + .faq-filter__chip {
  color: var(--ink);
  font-weight: 700;
  background: var(--gold);
  border-color: var(--gold);
}

.page-faq .faq-filter__input:focus-visible + .faq-filter__chip {
  outline: 2px solid var(--gold-hi);
  outline-offset: 2px;
}

.page-faq #faq-filter-acct:checked ~ .faq-block:not([data-cat="acct"]),
.page-faq #faq-filter-entry:checked ~ .faq-block:not([data-cat="entry"]),
.page-faq #faq-filter-download:checked ~ .faq-block:not([data-cat="download"]),
.page-faq #faq-filter-activity:checked ~ .faq-block:not([data-cat="activity"]) {
  display: none;
}

.page-faq .faq-block {
  flex: 1 0 100%;
  position: relative;
  margin-top: 16px;
  padding: 24px 22px 18px;
  background: linear-gradient(160deg, rgba(19, 32, 69, .74), rgba(10, 19, 48, .9));
  border: 1px solid var(--line-soft);
  border-left: 2px solid var(--block-accent, var(--gold));
}

.page-faq .faq-block::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 28px;
  width: 10px;
  height: 10px;
  background: var(--block-accent, var(--gold));
  transform: rotate(45deg);
}

.page-faq .faq-block[data-cat="acct"] { --block-accent: var(--gold); }
.page-faq .faq-block[data-cat="entry"] { --block-accent: var(--violet); }
.page-faq .faq-block[data-cat="download"] { --block-accent: var(--jade); }
.page-faq .faq-block[data-cat="activity"] { --block-accent: var(--amber); }

.page-faq .faq-block__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-faq .faq-block__no {
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--block-accent, var(--gold));
}

.page-faq .faq-block__head .h3 {
  margin: 0;
  font-size: 19px;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-faq .faq-block__head .tag {
  margin-left: auto;
}

.page-faq .faq-block__intro {
  margin: 12px 0 4px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-block__items {
  margin-top: 6px;
}

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

.page-faq .faq-item__summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 2px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.65;
  color: var(--paper);
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-item__dot {
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  margin-top: 8px;
  border-radius: 50%;
  background: rgba(157, 174, 203, .42);
  transition: background .2s var(--ease), box-shadow .2s var(--ease);
}

.page-faq .faq-item[open] .faq-item__dot {
  background: var(--jade);
  box-shadow: 0 0 0 4px rgba(38, 185, 138, .18);
}

.page-faq .faq-item__title {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .faq-item__mark {
  position: relative;
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
  margin-top: 6px;
}

.page-faq .faq-item__mark::before,
.page-faq .faq-item__mark::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--gold);
  transform: translate(-50%, -50%);
  transition: transform .2s var(--ease), opacity .2s var(--ease);
}

.page-faq .faq-item__mark::before {
  width: 14px;
  height: 1.5px;
}

.page-faq .faq-item__mark::after {
  width: 1.5px;
  height: 14px;
}

.page-faq .faq-item[open] .faq-item__mark::after {
  transform: translate(-50%, -50%) scaleY(0);
  opacity: 0;
}

.page-faq .faq-steps {
  display: grid;
  gap: 10px;
  margin: 0 0 18px;
  padding: 0 0 0 2px;
  list-style: none;
}

.page-faq .faq-steps__item {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.page-faq .faq-steps__no {
  padding-top: 3px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--gold);
}

.page-faq .faq-steps__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-faq .faq-steps__item a {
  color: var(--gold-hi);
  text-decoration: none;
  border-bottom: 1px solid rgba(241, 210, 126, .45);
}

.page-faq .faq-steps__item a:hover {
  border-bottom-color: var(--gold-hi);
}

/* ---------- 侧边索引 ---------- */
.page-faq .faq-rail {
  display: none;
}

/* ---------- 联系客服 ---------- */
.page-faq .faq-contact {
  padding: 54px 0 72px;
  border-top: 1px solid var(--line-soft);
}

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

.page-faq .faq-contact__main .h2 {
  margin: 12px 0 0;
  font-size: clamp(22px, 4.6vw, 32px);
  line-height: 1.32;
  color: var(--paper);
}

.page-faq .faq-contact__lead {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-checklist {
  display: grid;
  gap: 10px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-checklist li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--paper);
}

.page-faq .faq-checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .66em;
  width: 8px;
  height: 8px;
  background: var(--gold);
  transform: rotate(45deg);
}

.page-faq .faq-contact__note {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

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

.page-faq .faq-channels__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--gold);
}

.page-faq .faq-channels__list {
  display: grid;
  gap: 12px;
  margin: 18px 0 0;
}

.page-faq .faq-channels__list div {
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-channels__list dt {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-faq .faq-channels__list dd {
  margin: 6px 0 0;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-faq .faq-channels__note {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}

.page-faq .faq-channels__links {
  display: grid;
  gap: 10px;
  margin-top: 20px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-hero {
    padding: 30px 0 62px;
  }

  .page-faq .faq-status__time {
    font-size: 30px;
  }

  .page-faq .faq-block {
    padding: 26px 26px 20px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-triage__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: center;
  }

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

@media (min-width: 960px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-shell {
    grid-template-columns: minmax(0, 1fr) 168px;
    align-items: start;
    gap: 40px;
  }

  .page-faq .faq-rail {
    display: block;
    position: sticky;
    top: calc(var(--header-h) + 26px);
    padding-left: 16px;
    border-left: 1px solid var(--line-soft);
  }
}

@media (max-width: 640px) {
  .page-faq .faq-hero {
    padding: 20px 0 42px;
  }

  .page-faq .faq-triage,
  .page-faq .faq-flow,
  .page-faq .faq-contact {
    padding-top: 42px;
  }

  .page-faq .faq-block {
    padding: 20px 16px 14px;
  }

  .page-faq .faq-steps__item {
    grid-template-columns: 24px minmax(0, 1fr);
    gap: 8px;
  }

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

  .page-faq .faq-chart {
    padding: 14px 8px 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq [data-reveal],
  .page-faq .faq-filter__chip,
  .page-faq .faq-item__dot,
  .page-faq .faq-item__mark::before,
  .page-faq .faq-item__mark::after {
    transition: none;
  }
}
<<<END>>>