.page-faq {
  --faq-gap: clamp(16px, 2.6vw, 28px);
  --faq-panel-bg: linear-gradient(168deg, #FBF7EE 0%, #EFE7D8 66%, #E6EAF3 100%);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-top: clamp(18px, 3vw, 34px);
}

.page-faq .faq-hero__panel {
  position: relative;
  margin-top: 16px;
  padding: clamp(26px, 4.4vw, 56px);
  border-radius: var(--radius-xl);
  border: 1px solid var(--blueprint);
  background:
    radial-gradient(120% 92% at 88% 4%, rgba(91, 75, 138, .16), transparent 58%),
    radial-gradient(96% 84% at 2% 98%, rgba(22, 119, 184, .18), transparent 62%),
    var(--faq-panel-bg);
  overflow: hidden;
}

.page-faq .faq-hero__panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--blueprint) 1px, transparent 1px),
    linear-gradient(90deg, var(--blueprint) 1px, transparent 1px);
  background-size: 72px 72px;
  opacity: .22;
  pointer-events: none;
  -webkit-mask-image: radial-gradient(120% 100% at 50% 0%, #000 18%, transparent 88%);
  mask-image: radial-gradient(120% 100% at 50% 0%, #000 18%, transparent 88%);
}

.page-faq .faq-hero__panel::after {
  content: "";
  position: absolute;
  right: -90px;
  bottom: -120px;
  width: clamp(220px, 30vw, 380px);
  aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid rgba(91, 75, 138, .3);
  box-shadow: inset 0 0 0 28px rgba(22, 119, 184, .06);
  pointer-events: none;
}

.page-faq .faq-hero__panel > * {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero__panel h1 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.1rem, 6vw, 3.8rem);
  line-height: 1.08;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-faq .faq-hero__lede {
  margin: 18px 0 0;
  max-width: 60ch;
  font-size: clamp(1rem, 1.5vw, 1.1rem);
  line-height: 1.85;
  color: var(--ink-soft);
}

/* ---------- 搜索 ---------- */
.page-faq .faq-search {
  margin-top: clamp(22px, 3.4vw, 34px);
  max-width: 720px;
}

.page-faq .faq-search__label {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-module);
  font-weight: 600;
  font-size: .9rem;
  color: var(--ink-soft);
}

.page-faq .faq-search__field {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 10px 8px 20px;
  border-radius: var(--radius-pill);
  background: var(--card);
  border: 1px solid var(--blueprint);
  box-shadow: var(--shadow-float);
  transition: border-color .25s ease, box-shadow .25s ease;
}

.page-faq .faq-search__field:focus-within {
  border-color: var(--lake);
  box-shadow: 0 0 0 4px rgba(22, 119, 184, .16), var(--shadow-float);
}

.page-faq .faq-search__icon {
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  color: var(--lake);
}

.page-faq .faq-search__icon svg {
  display: block;
  width: 100%;
  height: 100%;
}

.page-faq .faq-search__input {
  flex: 1 1 auto;
  min-width: 0;
  padding: 14px 0;
  border: 0;
  outline: none;
  background: transparent;
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.4vw, 1.12rem);
  color: var(--ink);
}

.page-faq .faq-search__input::placeholder {
  color: var(--ink-mute);
}

.page-faq .faq-search__note {
  margin: 12px 0 0;
  font-size: .86rem;
  line-height: 1.75;
  color: var(--ink-mute);
}

/* ---------- 分类胶囊 ---------- */
.page-faq .faq-cats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-faq .faq-cat {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  background: rgba(255, 252, 245, .88);
  border: 1px solid var(--blueprint);
  color: var(--ink-soft);
  font-family: var(--font-module);
  font-weight: 600;
  font-size: .92rem;
  text-decoration: none;
  transition: background .22s ease, color .22s ease, border-color .22s ease, transform .22s ease;
}

.page-faq .faq-cat__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--lake);
}

.page-faq .faq-cat:nth-child(2) .faq-cat__dot { background: var(--dusk); }
.page-faq .faq-cat:nth-child(3) .faq-cat__dot { background: var(--flame); }
.page-faq .faq-cat:nth-child(4) .faq-cat__dot { background: var(--jade); }
.page-faq .faq-cat:nth-child(5) .faq-cat__dot { background: var(--saffron); }
.page-faq .faq-cat:nth-child(6) .faq-cat__dot { background: var(--ink-mute); }

.page-faq .faq-cat:hover,
.page-faq .faq-cat:focus-visible {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
  transform: translateY(-2px);
}

/* ---------- 图片 ---------- */
.page-faq .faq-hero__figure {
  margin: clamp(22px, 3.4vw, 36px) 0 0;
}

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

/* ---------- 热门问题 ---------- */
.page-faq .hot-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--faq-gap);
  grid-template-columns: 1fr;
}

.page-faq .hot-card {
  --tone: var(--lake);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 2.6vw, 28px);
  border-radius: var(--radius-lg);
  background: var(--card);
  border: 1px solid var(--blueprint);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.page-faq .hot-card:nth-child(2) { --tone: var(--dusk); }
.page-faq .hot-card:nth-child(3) { --tone: var(--flame); }
.page-faq .hot-card:nth-child(4) { --tone: var(--jade); }
.page-faq .hot-card:nth-child(5) { --tone: var(--saffron); }
.page-faq .hot-card:nth-child(6) { --tone: var(--ink-mute); }

.page-faq .hot-card::after {
  content: "";
  position: absolute;
  right: -46px;
  top: -46px;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: var(--tone);
  opacity: .12;
  filter: blur(26px);
  pointer-events: none;
}

.page-faq .hot-card > * {
  position: relative;
  z-index: 1;
}

.page-faq .hot-card__idx {
  font-family: var(--font-mono);
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--tone);
}

.page-faq .hot-card h3 {
  margin: 0;
  font-family: var(--font-module);
  font-weight: 700;
  font-size: 1.08rem;
  line-height: 1.5;
  color: var(--ink);
}

.page-faq .hot-card p {
  margin: 0;
  font-size: .94rem;
  line-height: 1.78;
  color: var(--ink-soft);
}

.page-faq .hot-card__link {
  margin-top: auto;
  padding-top: 6px;
  align-self: flex-start;
  font-family: var(--font-module);
  font-weight: 600;
  font-size: .9rem;
  color: var(--lake);
  text-decoration: none;
  border-bottom: 1px solid rgba(22, 119, 184, .34);
  transition: border-color .2s ease, color .2s ease;
}

.page-faq .hot-card__link:hover,
.page-faq .hot-card__link:focus-visible {
  color: var(--dusk);
  border-color: var(--dusk);
}

/* ---------- 分类问答 ---------- */
.page-faq .cat-grid {
  display: grid;
  gap: var(--faq-gap);
  grid-template-columns: 1fr;
}

.page-faq .cat-block {
  padding: clamp(20px, 2.6vw, 30px);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #FFFCF5 0%, #F4EEE2 100%);
  border: 1px solid var(--blueprint);
  scroll-margin-top: 120px;
}

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

.page-faq .cat-block h3 {
  margin: 0;
  font-family: var(--font-module);
  font-weight: 700;
  font-size: 1.06rem;
  line-height: 1.5;
  color: var(--ink);
}

.page-faq .version-rail {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.page-faq .version-rail span {
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--blueprint);
  background: var(--paper-2);
  font-family: var(--font-mono);
  font-size: .76rem;
  font-weight: 600;
  color: var(--ink-mute);
}

.page-faq .version-rail span.is-current {
  background: rgba(47, 163, 154, .12);
  border-color: var(--jade);
  color: var(--jade);
}

.page-faq .width-band {
  display: flex;
  gap: 10px;
  margin: 0 0 16px;
  padding: 4px 2px 10px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.page-faq .width-band::-webkit-scrollbar {
  height: 6px;
}

.page-faq .width-band::-webkit-scrollbar-thumb {
  background: var(--blueprint);
  border-radius: 99px;
}

.page-faq .width-chip {
  flex: 0 0 auto;
  scroll-snap-align: start;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  border: 1px dashed var(--blueprint);
  background: rgba(255, 252, 245, .92);
  font-family: var(--font-mono);
  font-size: .8rem;
  font-weight: 600;
  color: var(--ink-soft);
  white-space: nowrap;
}

.page-faq .width-chip--ok {
  border-style: solid;
  border-color: var(--jade);
  color: var(--jade);
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-item {
  border: 1px solid var(--blueprint);
  border-radius: var(--radius-md);
  background: rgba(255, 252, 245, .94);
  overflow: hidden;
}

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

.page-faq .faq-item > summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-module);
  font-weight: 600;
  font-size: .95rem;
  line-height: 1.6;
  color: var(--ink);
  transition: background .2s ease;
}

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

.page-faq .faq-item > summary:hover {
  background: rgba(22, 119, 184, .07);
}

.page-faq .faq-item > summary::after {
  content: "+";
  flex: 0 0 auto;
  margin-left: auto;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.4;
  color: var(--lake);
}

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

.page-faq .faq-item[open] > summary {
  background: rgba(22, 119, 184, .07);
}

.page-faq .faq-item__idx {
  flex: 0 0 auto;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: .76rem;
  font-weight: 700;
  color: var(--ink-mute);
}

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

.page-faq .faq-item__body {
  padding: 2px clamp(16px, 4vw, 20px) 18px clamp(20px, 5vw, 46px);
  font-size: .92rem;
  line-height: 1.82;
  color: var(--ink-soft);
}

.page-faq .faq-item__body a {
  color: var(--lake);
  text-decoration: none;
  border-bottom: 1px solid rgba(22, 119, 184, .34);
}

.page-faq .faq-item__body a:hover,
.page-faq .faq-item__body a:focus-visible {
  border-color: var(--dusk);
  color: var(--dusk);
}

/* ---------- 排查流程 ---------- */
.page-faq .trace {
  position: relative;
  padding-top: clamp(44px, 7vw, 92px);
}

.page-faq .trace__curve {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: clamp(76px, 12vw, 148px);
  pointer-events: none;
}

.page-faq .trace__steps {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--faq-gap);
  grid-template-columns: 1fr;
}

.page-faq .trace__step {
  padding: 22px 20px 24px;
  border-radius: var(--radius-lg);
  background: var(--card);
  border: 1px solid var(--blueprint);
  box-shadow: var(--shadow-card);
}

.page-faq .trace__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 14px;
  border-radius: 50%;
  background: var(--lake);
  color: #FFFCF5;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: .9rem;
}

.page-faq .trace__step:nth-child(2) .trace__num { background: var(--dusk); }
.page-faq .trace__step:nth-child(3) .trace__num { background: var(--flame); }
.page-faq .trace__step:nth-child(4) .trace__num { background: var(--jade); }

.page-faq .trace__step h3 {
  margin: 0 0 8px;
  font-family: var(--font-module);
  font-weight: 700;
  font-size: 1.04rem;
  color: var(--ink);
}

.page-faq .trace__step p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.78;
  color: var(--ink-soft);
}

.page-faq .trace__figure {
  margin: clamp(26px, 4vw, 42px) 0 0;
}

/* ---------- 联系支持 ---------- */
.page-faq .support-card {
  position: relative;
  padding: clamp(28px, 4.4vw, 56px);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(90% 120% at 92% 0%, rgba(91, 75, 138, .62), transparent 62%),
    radial-gradient(80% 110% at 4% 100%, rgba(22, 119, 184, .5), transparent 60%),
    linear-gradient(140deg, #171A1F 0%, #232132 62%, #16304A 100%);
  color: var(--paper);
  overflow: hidden;
}

.page-faq .support-card__eyebrow {
  color: var(--saffron);
}

.page-faq .support-card h2 {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 3.4vw, 2.35rem);
  line-height: 1.24;
  color: var(--paper);
}

.page-faq .support-card__text {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: .98rem;
  line-height: 1.85;
  color: rgba(247, 242, 232, .78);
}

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

.page-faq .support-card__ghost {
  border: 1px solid rgba(247, 242, 232, .42);
  color: var(--paper);
}

.page-faq .support-card__ghost:hover,
.page-faq .support-card__ghost:focus-visible {
  border-color: var(--saffron);
  color: var(--saffron);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-faq .hot-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-faq .cat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 1040px) {
  .page-faq .hot-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .page-faq .trace__steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1180px) {
  .page-faq .cat-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .page-faq .faq-search__field {
    padding: 6px 8px 6px 16px;
    gap: 9px;
  }

  .page-faq .faq-search__input {
    padding: 12px 0;
  }

  .page-faq .faq-cats {
    gap: 8px;
  }

  .page-faq .faq-cat {
    padding: 9px 14px;
    font-size: .86rem;
  }

  .page-faq .trace {
    padding-top: 40px;
  }
}
<<<END>>>