.page-faq {
  --faq-zone: clamp(48px, 7vw, 96px);
  --faq-gap: clamp(20px, 3vw, 36px);
  background: var(--hb-cream);
  color: var(--hb-ink);
}

.page-faq .faq-block,
.page-faq .faq-jump {
  scroll-margin-top: calc(var(--hb-header-h) + 16px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--hb-char);
  color: var(--hb-on-dark);
  padding-block: clamp(24px, 4vw, 40px) clamp(32px, 5vw, 56px);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -30%;
  right: -18%;
  width: min(720px, 96vw);
  height: 460px;
  background: linear-gradient(118deg, var(--hb-flame) 0%, var(--hb-lava) 58%, transparent 82%);
  clip-path: polygon(22% 0, 100% 0, 100% 100%, 0 100%);
  opacity: 0.22;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  left: 0;
  bottom: 0;
  width: 38%;
  height: 3px;
  background: linear-gradient(90deg, var(--hb-cyan), var(--hb-lava) 55%, var(--hb-flame));
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: clamp(24px, 4vw, 52px);
  align-items: center;
}

.page-faq .faq-hero .hb-breadcrumb {
  margin-bottom: 16px;
  font-size: var(--hb-fs-12);
  color: var(--hb-on-dark-mute);
}

.page-faq .faq-hero .hb-breadcrumb a {
  color: var(--hb-on-dark-soft);
  text-decoration: none;
}

.page-faq .faq-hero .hb-breadcrumb a:hover {
  color: var(--hb-lava);
}

.page-faq .faq-hero__title {
  margin: 14px 0 18px;
  font-family: var(--hb-font-display);
  font-weight: 900;
  font-size: clamp(2rem, 7.2vw, 4.25rem);
  line-height: 1.06;
  letter-spacing: -0.03em;
  max-width: 16ch;
}

.page-faq .faq-hero__lede {
  margin: 0;
  max-width: 46ch;
  font-size: clamp(0.9375rem, 1.6vw, 1.0625rem);
  line-height: 1.8;
  color: var(--hb-on-dark-soft);
}

.page-faq .faq-hero__side {
  position: relative;
}

.page-faq .faq-hero__img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--hb-radius);
  border: 1px solid var(--hb-line-dark);
  object-fit: cover;
  box-shadow: var(--hb-glow-flame);
}

/* ---------- 场景索引 ---------- */
.page-faq .faq-scenes {
  margin-top: clamp(28px, 4vw, 44px);
  display: grid;
  gap: 1px;
  grid-template-columns: 1fr;
  border: 1px solid var(--hb-line-dark);
  border-radius: var(--hb-radius);
  overflow: hidden;
  background: var(--hb-line-dark);
}

.page-faq .faq-scene {
  display: grid;
  gap: 8px;
  padding: 20px 20px 22px;
  background: var(--hb-coal);
  color: var(--hb-on-dark);
  text-decoration: none;
  transition: background 0.2s ease, transform 0.2s ease;
}

.page-faq .faq-scene:hover,
.page-faq .faq-scene:focus-visible {
  background: #363029;
  transform: translateY(-2px);
}

.page-faq .faq-scene:focus-visible {
  outline: 2px solid var(--hb-lava);
  outline-offset: -3px;
}

.page-faq .faq-scene__tag {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--hb-lava);
}

.page-faq .faq-scene__title {
  font-family: var(--hb-font-display);
  font-weight: 900;
  font-size: 1.1875rem;
  letter-spacing: -0.02em;
}

.page-faq .faq-scene__desc {
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--hb-on-dark-mute);
}

/* ---------- 区块通用 ---------- */
.page-faq .faq-block {
  padding-block: var(--faq-zone);
  border-bottom: 1px solid var(--hb-line-soft);
}

.page-faq .faq-block--paper {
  background: var(--hb-paper);
}

.page-faq .faq-block--dark {
  background: var(--hb-char);
  color: var(--hb-on-dark);
  border-bottom-color: var(--hb-line-dark);
}

.page-faq .faq-block__head {
  max-width: 62ch;
  margin-bottom: clamp(24px, 3vw, 38px);
}

.page-faq .faq-block__head .hb-heading {
  margin: 12px 0 12px;
  font-family: var(--hb-font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.4vw, 2.25rem);
  line-height: 1.16;
  letter-spacing: -0.028em;
}

.page-faq .faq-block__intro {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--hb-ink-soft);
}

.page-faq .faq-block--dark .faq-block__intro {
  color: var(--hb-on-dark-soft);
}

/* ---------- 登录区布局 ---------- */
.page-faq .faq-login {
  display: grid;
  gap: var(--faq-gap);
}

.page-faq .faq-login__img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--hb-radius);
  border: 1px solid var(--hb-line);
  object-fit: cover;
}

.page-faq .faq-steps {
  display: grid;
  gap: 8px;
  margin-top: 14px;
}

.page-faq .faq-step {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px 16px;
  background: var(--hb-paper);
  border: 1px solid var(--hb-line);
  border-left: 3px solid var(--hb-flame);
  border-radius: var(--hb-radius-sm);
  box-shadow: var(--hb-shadow-1);
}

.page-faq .faq-step__num {
  flex: 0 0 auto;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--hb-flame);
  padding-top: 2px;
}

.page-faq .faq-step p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--hb-ink-soft);
}

/* ---------- 手风琴 ---------- */
.page-faq .faq-item {
  border: 1px solid var(--hb-line);
  border-radius: var(--hb-radius);
  background: var(--hb-paper);
  box-shadow: var(--hb-shadow-1);
  overflow: hidden;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

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

.page-faq .faq-item[open] {
  border-color: rgba(240, 68, 27, 0.45);
  box-shadow: var(--hb-shadow-2);
}

.page-faq .faq-item__q {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px;
  cursor: pointer;
  list-style: none;
  font-family: var(--hb-font-display);
  font-weight: 900;
  font-size: 1.0625rem;
  line-height: 1.5;
  letter-spacing: -0.012em;
}

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

.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--hb-lava);
  outline-offset: -4px;
}

.page-faq .faq-item__num {
  flex: 0 0 auto;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--hb-flame);
  padding-top: 0.35em;
}

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

.page-faq .faq-item__sign {
  position: relative;
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  border-radius: 50%;
  border: 1px solid var(--hb-line);
}

.page-faq .faq-item__sign::before,
.page-faq .faq-item__sign::after {
  content: "";
  position: absolute;
  background: var(--hb-flame);
  border-radius: 1px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.page-faq .faq-item__sign::before {
  top: 50%;
  left: 5px;
  right: 5px;
  height: 2px;
  transform: translateY(-50%);
}

.page-faq .faq-item__sign::after {
  left: 50%;
  top: 5px;
  bottom: 5px;
  width: 2px;
  transform: translateX(-50%);
}

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

.page-faq .faq-item__a {
  padding: 0 18px 20px;
  max-width: 64ch;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--hb-ink-soft);
}

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

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

/* 深色带上的手风琴 */
.page-faq .faq-block--dark .faq-item {
  background: var(--hb-coal);
  border-color: var(--hb-line-dark);
  box-shadow: none;
  color: var(--hb-on-dark);
}

.page-faq .faq-block--dark .faq-item[open] {
  border-color: rgba(242, 163, 58, 0.5);
  box-shadow: 0 22px 44px -30px rgba(0, 0, 0, 0.9);
}

.page-faq .faq-block--dark .faq-item__a {
  color: var(--hb-on-dark-soft);
}

.page-faq .faq-block--dark .faq-item__sign {
  border-color: var(--hb-line-dark);
}

.page-faq .faq-block--dark .faq-item__num {
  color: var(--hb-lava);
}

.page-faq .faq-block--dark .faq-item__sign::before,
.page-faq .faq-block--dark .faq-item__sign::after {
  background: var(--hb-lava);
}

/* ---------- 新用户入口带 ---------- */
.page-faq .faq-jump {
  position: relative;
  overflow: hidden;
  background: linear-gradient(104deg, var(--hb-flame) 0%, #C9370F 52%, var(--hb-clay) 100%);
  color: var(--hb-paper);
  padding-block: var(--faq-zone);
}

.page-faq .faq-jump::after {
  content: "";
  position: absolute;
  right: -10%;
  top: -40%;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background: rgba(242, 163, 58, 0.35);
  filter: blur(2px);
  pointer-events: none;
}

.page-faq .faq-jump__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 18px;
  align-items: start;
}

.page-faq .faq-jump__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  color: var(--hb-paper);
  background: rgba(20, 18, 16, 0.28);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: var(--hb-radius);
  transform: rotate(-8deg);
}

.page-faq .faq-jump__flame {
  width: 28px;
  height: 28px;
  display: block;
}

.page-faq .faq-jump__copy .hb-eyebrow {
  color: rgba(255, 255, 255, 0.85);
}

.page-faq .faq-jump__copy .hb-heading {
  margin: 12px 0 12px;
  font-family: var(--hb-font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.4vw, 2.25rem);
  line-height: 1.16;
  letter-spacing: -0.028em;
  color: var(--hb-paper);
}

.page-faq .faq-jump__copy p {
  margin: 0;
  max-width: 58ch;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.9);
}

.page-faq .faq-jump__cta {
  justify-self: start;
}

/* ---------- 联系支持 ---------- */
.page-faq .faq-support {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

.page-faq .faq-support__card {
  padding: 22px;
  background: var(--hb-paper);
  border: 1px solid var(--hb-line);
  border-radius: var(--hb-radius);
  box-shadow: var(--hb-shadow-1);
}

.page-faq .faq-support__card--dark {
  background: var(--hb-char);
  color: var(--hb-on-dark);
  border-color: var(--hb-line-dark);
}

.page-faq .faq-support__label {
  margin: 0 0 10px;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--hb-rock);
}

.page-faq .faq-support__card--dark .faq-support__label {
  color: var(--hb-lava);
}

.page-faq .faq-support__value {
  margin: 0 0 10px;
  font-family: var(--hb-font-mono);
  font-size: clamp(1.125rem, 3.6vw, 1.5rem);
  letter-spacing: 0.02em;
  line-height: 1.3;
  word-break: break-word;
}

.page-faq .faq-support__value--mail {
  font-size: clamp(0.9375rem, 2.8vw, 1.125rem);
}

.page-faq .faq-support__meta {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--hb-ink-mute);
}

.page-faq .faq-support__card--dark .faq-support__meta {
  color: var(--hb-on-dark-soft);
}

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

.page-faq .faq-support__links a {
  display: inline-block;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--hb-ink);
  text-decoration: none;
  border-bottom: 1px solid var(--hb-line);
  padding-bottom: 2px;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-faq .faq-support__links a:hover,
.page-faq .faq-support__links a:focus-visible {
  color: var(--hb-flame);
  border-color: var(--hb-flame);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-scenes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }

  .page-faq .faq-scenes {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-jump__inner {
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: 28px;
  }

  .page-faq .faq-jump__cta {
    justify-self: end;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-login {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    align-items: start;
  }

  .page-faq .faq-login__media {
    position: sticky;
    top: calc(var(--hb-header-h) + 24px);
  }

  .page-faq .faq-support {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-scene,
  .page-faq .faq-item,
  .page-faq .faq-item__sign::before,
  .page-faq .faq-item__sign::after,
  .page-faq .faq-support__links a {
    transition: none;
  }

  .page-faq .faq-scene:hover,
  .page-faq .faq-scene:focus-visible {
    transform: none;
  }
}
<<<END>>>