.page-faq {
  --faq-panel: var(--sea-800);
  --faq-panel-deep: var(--sea-850);
  --faq-line: var(--hair);
  display: block;
  background: var(--sea-900);
  color: var(--mist);
  font-family: var(--font-body);
  overflow-x: clip;
}

.page-faq h1,
.page-faq h2,
.page-faq h3 {
  font-family: var(--font-head);
  text-wrap: balance;
}

.page-faq img {
  max-width: 100%;
  height: auto;
}

.page-faq .mono {
  font-family: var(--font-mono);
  letter-spacing: .08em;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: clamp(18px, 4vw, 34px) 0 clamp(32px, 5vw, 64px);
  border-bottom: 1px solid var(--faq-line);
  background:
    radial-gradient(120% 100% at 4% -30%, rgba(53, 224, 208, .13), transparent 62%),
    radial-gradient(85% 85% at 100% 0%, rgba(242, 184, 75, .10), transparent 60%),
    var(--sea-900);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(20px, 4vw, 36px);
  margin-top: clamp(14px, 2.5vw, 24px);
}

.page-faq .faq-hero__lead h1 {
  margin: 12px 0 14px;
  font-size: clamp(1.85rem, 6.2vw, 3.5rem);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -.02em;
  color: var(--mist);
}

.page-faq .faq-hero__lede {
  max-width: 54ch;
  margin: 0 0 20px;
  font-size: clamp(15px, 2.4vw, 17px);
  line-height: 1.78;
  color: var(--fog);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-faq .faq-hero__board {
  padding: clamp(16px, 2.6vw, 20px);
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  background: linear-gradient(158deg, var(--sea-800), var(--sea-850));
  box-shadow: inset 0 1px 0 rgba(124, 242, 230, .12);
}

.page-faq .faq-hero__board-title {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--neon);
}

.page-faq .faq-hero__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .faq-hero__list li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border: 1px solid rgba(42, 69, 86, .8);
  border-radius: var(--radius-sm);
  background: var(--sea-900);
  font-size: 14px;
  color: var(--mist);
}

.page-faq .faq-hero__list li .mono {
  font-size: 12px;
  color: var(--neon);
}

.page-faq .faq-hero__list li .status-dot {
  margin-left: auto;
}

/* ---------- 上手轨道 ---------- */
.page-faq .faq-steps {
  padding: clamp(34px, 6vw, 76px) 0;
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-steps .section-head {
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-faq .faq-track {
  list-style: none;
  margin: 0 0 clamp(16px, 2.6vw, 24px);
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .faq-track__item a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 13px;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-sm);
  background: var(--faq-panel-deep);
  color: var(--mist);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  transition: border-color .22s var(--ease), background .22s var(--ease), transform .22s var(--ease);
}

.page-faq .faq-track__item a:hover,
.page-faq .faq-track__item a:focus-visible {
  border-color: var(--neon);
  background: var(--faq-panel);
  transform: translateY(-2px);
}

.page-faq .faq-track__item a:focus-visible {
  outline: 2px solid var(--gold-bright);
  outline-offset: 2px;
}

.page-faq .faq-track__num {
  font-size: 12px;
  color: var(--neon);
}

.page-faq .faq-track__item a .status-dot {
  margin-left: auto;
}

.page-faq .faq-banner {
  margin: 0 0 clamp(18px, 3vw, 28px);
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  background: var(--sea-900);
  overflow: hidden;
  aspect-ratio: 1000 / 400;
  max-height: 210px;
}

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

.page-faq .faq-step-grid {
  display: grid;
  gap: 14px;
}

.page-faq .faq-step-card {
  padding: clamp(16px, 2.6vw, 22px);
  border: 1px solid var(--faq-line);
  border-left: 2px solid var(--tide);
  border-radius: var(--radius);
  background: var(--faq-panel);
  scroll-margin-top: calc(var(--header-h) + 18px);
}

.page-faq .faq-step-card__num {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--neon);
}

.page-faq .faq-step-card h3 {
  margin: 0 0 12px;
  font-size: clamp(1.05rem, 2.4vw, 1.22rem);
  font-weight: 800;
  line-height: 1.35;
  color: var(--mist);
}

.page-faq .faq-step-card ol {
  margin: 0 0 12px;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--fog);
}

.page-faq .faq-step-card ol li {
  margin-bottom: 6px;
}

.page-faq .faq-step-card ol li::marker {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--neon);
}

.page-faq .faq-step-card__tip {
  margin: 0;
  padding: 10px 12px;
  border: 1px solid rgba(242, 184, 75, .32);
  border-radius: var(--radius-sm);
  background: rgba(242, 184, 75, .08);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--gold-bright);
}

/* ---------- 帮助文档入口 ---------- */
.page-faq .faq-docs {
  padding: clamp(34px, 6vw, 76px) 0;
  border-bottom: 1px solid var(--faq-line);
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(53, 224, 208, .10), transparent 58%),
    var(--faq-panel-deep);
}

.page-faq .faq-docs__grid {
  display: grid;
  gap: clamp(20px, 4vw, 36px);
}

.page-faq .faq-docs__text h2 {
  margin: 10px 0 14px;
  font-size: clamp(1.5rem, 3.4vw, 2.25rem);
  font-weight: 800;
  line-height: 1.24;
  color: var(--mist);
}

.page-faq .faq-docs__text > p {
  margin: 0 0 16px;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--fog);
}

.page-faq .faq-docs__list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-faq .faq-docs__list li {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 10px;
  align-items: baseline;
  padding: 10px 12px;
  border: 1px solid rgba(42, 69, 86, .85);
  border-radius: var(--radius-sm);
  background: rgba(6, 20, 33, .6);
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-faq .faq-docs__list .mono {
  font-size: 12px;
  color: var(--neon);
}

.page-faq .faq-docs__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

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

.page-faq .faq-docs__figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  object-fit: cover;
  background: var(--sea-900);
}

.page-faq .faq-docs__figure figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--fog);
  text-align: center;
}

/* ---------- 两列问答 ---------- */
.page-faq .faq-answers {
  padding: clamp(34px, 6vw, 76px) 0;
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-answers .section-head {
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-faq .faq-answers__grid {
  display: grid;
  gap: clamp(22px, 4vw, 34px);
}

.page-faq .faq-col__title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--faq-line);
  font-size: clamp(1.02rem, 2.2vw, 1.12rem);
  font-weight: 800;
  color: var(--mist);
}

.page-faq .faq-q {
  margin-bottom: 10px;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-sm);
  background: var(--faq-panel);
  overflow: hidden;
  transition: border-color .22s var(--ease);
}

.page-faq .faq-q[open] {
  border-color: rgba(53, 224, 208, .45);
}

.page-faq .faq-q summary {
  position: relative;
  display: block;
  padding: 13px 42px 13px 14px;
  list-style: none;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--mist);
  transition: color .2s var(--ease), background .2s var(--ease);
}

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

.page-faq .faq-q summary::after {
  content: "+";
  position: absolute;
  top: 11px;
  right: 14px;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.4;
  color: var(--neon);
}

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

.page-faq .faq-q[open] summary {
  color: var(--neon-soft);
}

.page-faq .faq-q summary:hover {
  background: rgba(53, 224, 208, .06);
}

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

.page-faq .faq-q__body {
  padding: 12px 14px 14px;
  border-top: 1px solid rgba(42, 69, 86, .7);
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--fog);
}

.page-faq .faq-q__body p {
  margin: 0 0 8px;
}

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

/* ---------- 反馈与咨询 ---------- */
.page-faq .faq-support {
  padding: clamp(34px, 6vw, 76px) 0 clamp(44px, 8vw, 90px);
  background: linear-gradient(180deg, var(--sea-900), var(--sea-850));
}

.page-faq .faq-support__grid {
  display: grid;
  gap: clamp(20px, 4vw, 34px);
}

.page-faq .faq-support h2 {
  margin: 10px 0 14px;
  font-size: clamp(1.5rem, 3.4vw, 2.2rem);
  font-weight: 800;
  line-height: 1.26;
  color: var(--mist);
}

.page-faq .faq-support__lede {
  margin: 0 0 14px;
  max-width: 58ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--fog);
}

.page-faq .faq-support__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.page-faq .faq-support__panel {
  padding: clamp(16px, 2.6vw, 22px);
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  background: var(--faq-panel);
  box-shadow: inset 0 1px 0 rgba(124, 242, 230, .1);
}

.page-faq .faq-support__panel-title {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--neon);
}

.page-faq .faq-support__list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-support__list li {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 10px;
  align-items: baseline;
  padding-bottom: 9px;
  border-bottom: 1px dashed rgba(42, 69, 86, .9);
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-faq .faq-support__list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-faq .faq-support__list .mono {
  font-size: 12px;
  color: var(--gold);
}

.page-faq .faq-support__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--fog);
}

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

  .page-faq .faq-banner {
    max-height: 240px;
  }
}

@media (min-width: 720px) {
  .page-faq .faq-track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-track__item a {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 14px 13px;
  }

  .page-faq .faq-track__label {
    font-size: 14.5px;
  }

  .page-faq .faq-track__item a .status-dot {
    margin-left: 0;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.28fr) minmax(0, .72fr);
    align-items: start;
  }

  .page-faq .faq-step-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-faq .faq-docs__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: center;
  }

  .page-faq .faq-answers__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 34px;
    align-items: start;
  }

  .page-faq .faq-support__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    align-items: start;
  }

  .page-faq .faq-banner {
    max-height: 280px;
  }
}

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

  .page-faq .faq-track__item a:hover,
  .page-faq .faq-track__item a:focus-visible {
    transform: none;
  }
}
<<<PAGE_CSS_END>>>