.page-faq {
  --faq-shell-gap: clamp(24px, 4vw, 52px);
  background: var(--night-ink);
  color: var(--goal-white);
  padding-bottom: clamp(52px, 8vw, 96px);
}

.page-faq .breadcrumbs {
  padding-top: clamp(16px, 2.4vw, 26px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  border-bottom: var(--line);
  background:
    radial-gradient(125% 155% at 88% -30%, rgba(182, 255, 59, 0.16), transparent 58%),
    linear-gradient(165deg, var(--pitch-deep) 0%, var(--night-ink) 74%);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(118deg, rgba(182, 255, 59, 0.07) 0 2px, transparent 2px 16px);
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  display: grid;
  gap: 30px;
  padding-block: clamp(34px, 6vw, 72px);
}

.page-faq .faq-hero__lede h1 {
  margin: 14px 0 0;
  font-size: clamp(1.95rem, 5.2vw, 3.4rem);
  line-height: 1.16;
  letter-spacing: -0.02em;
  overflow-wrap: break-word;
}

.page-faq .faq-hero__sub {
  margin: 18px 0 0;
  max-width: 58ch;
  font-size: var(--fs-18);
  line-height: 1.78;
  color: rgba(242, 246, 239, 0.82);
}

.page-faq .faq-hero__panel {
  border: var(--line);
  background: rgba(23, 54, 43, 0.78);
  box-shadow: var(--shadow-hard);
  padding: 16px 16px 18px;
  align-self: start;
}

.page-faq .faq-hero__panel-title {
  margin: 0 0 10px;
  font-size: var(--fs-12);
  letter-spacing: 0.18em;
  color: var(--referee-yellow);
}

.page-faq .faq-hero__panel ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .faq-hero__panel a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 9px 4px;
  color: var(--goal-white);
  text-decoration: none;
  font-size: var(--fs-16);
  border-bottom: 1px solid rgba(42, 74, 60, 0.9);
  transition: color 0.2s var(--ease), padding-left 0.2s var(--ease);
}

.page-faq .faq-hero__panel li:last-child a {
  border-bottom: 0;
}

.page-faq .faq-hero__panel a .mono {
  color: var(--referee-yellow);
  font-size: var(--fs-13);
}

.page-faq .faq-hero__panel a:hover,
.page-faq .faq-hero__panel a:focus-visible {
  color: var(--neon-grass);
  padding-left: 8px;
}

/* ---------- 画框：左目录 + 右内容 ---------- */
.page-faq .faq-shell {
  display: grid;
  gap: var(--faq-shell-gap);
  padding-top: clamp(32px, 5vw, 60px);
}

.page-faq .faq-toc__title {
  margin: 0 0 10px;
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--chalk-grey);
}

.page-faq .faq-toc__list {
  list-style: none;
  margin: 0;
  padding: 0 0 8px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  max-width: 100%;
  scrollbar-width: thin;
}

.page-faq .faq-toc__list a {
  display: inline-flex;
  gap: 8px;
  align-items: baseline;
  white-space: nowrap;
  padding: 8px 12px;
  border: var(--line);
  background: var(--pitch-deep);
  color: var(--goal-white);
  text-decoration: none;
  font-size: var(--fs-13);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .faq-toc__list a .mono {
  color: var(--referee-yellow);
  font-size: var(--fs-12);
}

.page-faq .faq-toc__list a:hover,
.page-faq .faq-toc__list a:focus-visible {
  border-color: var(--neon-grass);
  color: var(--neon-grass);
}

.page-faq .faq-body {
  min-width: 0;
}

/* ---------- 章节骨架 ---------- */
.page-faq .faq-section {
  padding-block: clamp(26px, 3.6vw, 40px) clamp(34px, 4.6vw, 52px);
  border-bottom: 1px solid var(--hairline-green);
}

.page-faq .faq-section:first-child {
  padding-top: 0;
}

.page-faq .faq-section__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 14px;
  align-items: baseline;
  margin-bottom: 20px;
}

.page-faq .faq-section__num {
  font-size: var(--fs-28);
  font-weight: 700;
  line-height: 1;
  color: var(--referee-yellow);
}

.page-faq .faq-section__head .h-section {
  margin: 0;
}

.page-faq .faq-section__intro {
  grid-column: 1 / -1;
  margin: 8px 0 0;
  max-width: 62ch;
  font-size: var(--fs-16);
  line-height: 1.78;
  color: var(--chalk-grey);
}

.page-faq .faq-section__foot {
  margin: 20px 0 0;
}

/* ---------- 四步上手 ---------- */
.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-step {
  border: var(--line);
  background: var(--pitch-deep);
  box-shadow: var(--shadow-hard);
  padding: 18px 18px 20px;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .faq-step:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lift);
  border-color: var(--neon-grass);
}

.page-faq .faq-step__num {
  display: inline-block;
  padding: 3px 8px;
  margin-bottom: 10px;
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--night-ink);
  background: var(--neon-grass);
}

.page-faq .faq-step__title {
  margin: 0 0 8px;
  font-size: var(--fs-18);
  line-height: 1.5;
}

.page-faq .faq-step__text {
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.78;
  color: rgba(242, 246, 239, 0.8);
}

/* ---------- 图 ---------- */
.page-faq .faq-figure {
  margin: 0 0 22px;
}

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

/* ---------- 手风琴 ---------- */
.page-faq .faq-qa {
  display: grid;
  gap: 13px;
}

.page-faq .faq-q {
  border: var(--line);
  background: var(--pitch-deep);
  box-shadow: var(--shadow-hard);
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .faq-q:hover {
  border-color: var(--neon-grass);
}

.page-faq .faq-q[open] {
  background: var(--stand-surface);
  border-color: var(--neon-grass);
  box-shadow: inset 5px 0 0 var(--neon-grass), var(--shadow-hard);
}

.page-faq .faq-q > summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  font-size: var(--fs-18);
  font-weight: 700;
  line-height: 1.55;
  color: var(--goal-white);
}

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

.page-faq .faq-q > summary::after {
  content: "+";
  margin-left: auto;
  flex: none;
  font-family: var(--font-mono);
  font-size: var(--fs-22);
  line-height: 1;
  color: var(--neon-grass);
}

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

.page-faq .faq-q > summary:focus-visible {
  outline: 2px solid var(--neon-grass);
  outline-offset: -2px;
}

.page-faq .faq-q__num {
  flex: none;
  font-size: var(--fs-13);
  color: var(--referee-yellow);
  letter-spacing: 0.05em;
}

.page-faq .faq-q--lead > summary {
  font-size: var(--fs-22);
  padding: 18px 18px;
  line-height: 1.45;
}

.page-faq .faq-q__body {
  padding: 0 18px 18px;
  font-size: var(--fs-16);
  line-height: 1.78;
  color: rgba(242, 246, 239, 0.82);
}

.page-faq .faq-q__body p {
  margin: 0 0 10px;
  max-width: 68ch;
}

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

.page-faq .faq-q__body a {
  color: var(--neon-grass);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 收尾 ---------- */
.page-faq .faq-cta {
  margin-top: clamp(30px, 4.6vw, 52px);
  border: var(--line);
  border-left: 8px solid var(--neon-grass);
  background: linear-gradient(135deg, var(--stand-surface), var(--pitch-deep));
  box-shadow: var(--shadow-hard);
  padding: clamp(22px, 4vw, 34px);
}

.page-faq .faq-cta__title {
  margin: 0 0 12px;
  font-size: var(--fs-22);
  line-height: 1.4;
}

.page-faq .faq-cta__text {
  margin: 0 0 20px;
  max-width: 62ch;
  font-size: var(--fs-16);
  line-height: 1.78;
  color: rgba(242, 246, 239, 0.82);
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-figure--aside {
    max-width: 620px;
  }
}

@media (min-width: 920px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1fr) 320px;
    align-items: end;
    gap: 46px;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-shell {
    grid-template-columns: 236px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: 120px;
    align-self: start;
  }

  .page-faq .faq-toc__title {
    margin-bottom: 12px;
  }

  .page-faq .faq-toc__list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
    border-top: var(--line);
  }

  .page-faq .faq-toc__list a {
    width: 100%;
    border: 0;
    border-bottom: 1px solid var(--hairline-green);
    background: transparent;
    padding: 11px 10px;
    white-space: normal;
    transition: background 0.2s var(--ease), color 0.2s var(--ease), box-shadow 0.2s var(--ease);
  }

  .page-faq .faq-toc__list a:hover,
  .page-faq .faq-toc__list a:focus-visible {
    background: var(--stand-surface);
    color: var(--neon-grass);
    box-shadow: inset 4px 0 0 var(--neon-grass);
  }

  .page-faq .faq-body {
    max-width: 100%;
  }

  .page-faq .faq-q__body {
    padding-left: 46px;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-shell {
    grid-template-columns: 252px minmax(0, 1fr);
    gap: 64px;
  }

  .page-faq .faq-steps {
    gap: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-step,
  .page-faq .faq-q,
  .page-faq .faq-toc__list a,
  .page-faq .faq-hero__panel a {
    transition: none;
  }

  .page-faq .faq-step:hover {
    transform: none;
  }
}
<<<END>>>