.page-faq {
  --faq-line: rgba(124, 247, 212, 0.14);
  --faq-line-soft: rgba(233, 255, 249, 0.07);
  --faq-gap: clamp(16px, 2.2vw, 26px);
  --faq-text-dim: rgba(233, 255, 249, 0.76);
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding-block: clamp(24px, 4vw, 52px) clamp(36px, 5vw, 72px);
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -18%;
  right: -8%;
  width: min(760px, 88%);
  height: 420px;
  background: radial-gradient(50% 50% at 50% 50%, rgba(124, 247, 212, 0.16), transparent 70%);
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  display: grid;
  gap: clamp(24px, 3.6vw, 44px);
}

.page-faq .faq-hero__copy > .breadcrumbs {
  margin-bottom: 18px;
}

.page-faq .faq-hero__title {
  margin: 12px 0 0;
  font-family: var(--font-sans);
  font-size: clamp(1.9rem, 5.2vw, 3.4rem);
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -0.035em;
  color: var(--paper);
}

.page-faq .faq-hero__lead {
  max-width: 58ch;
  margin: 18px 0 0;
  font-size: clamp(0.95rem, 1.4vw, 1.06rem);
  line-height: 1.78;
  color: var(--faq-text-dim);
}

.page-faq .faq-hero__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.page-faq .faq-hero__visual {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-800);
  box-shadow: 0 30px 60px -34px rgba(0, 0, 0, 0.85);
}

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

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: end;
    gap: clamp(28px, 4vw, 60px);
  }
}

/* ---------- 快速入门 ---------- */
.page-faq .faq-start {
  padding-block: clamp(30px, 4.6vw, 64px);
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-start__head {
  max-width: 62ch;
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-faq .faq-start__grid {
  display: grid;
  gap: var(--faq-gap);
}

.page-faq .faq-start__figure {
  margin: 0;
  min-height: 200px;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-700);
}

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

.page-faq .path-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  align-content: start;
  border-top: 1px solid var(--faq-line);
}

.page-faq .path-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 16px;
  padding: 18px 2px;
  border-bottom: 1px solid var(--faq-line);
  transition: background var(--dur) var(--ease);
}

.page-faq .path-row:hover {
  background: rgba(124, 247, 212, 0.045);
}

.page-faq .path-row__num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--mint);
  padding-top: 5px;
}

.page-faq .path-row__title {
  margin: 0 0 5px;
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .path-row__text p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.72;
  color: var(--faq-text-dim);
}

.page-faq .path-row__link {
  display: inline-block;
  margin-top: 9px;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid rgba(124, 247, 212, 0.42);
  padding-bottom: 1px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .path-row__link:hover {
  color: var(--mint-mid);
  border-color: var(--mint-mid);
}

.page-faq .path-row__link:focus-visible,
.page-faq .qa__inline-link:focus-visible,
.page-faq .faq-toc__link:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

@media (min-width: 900px) {
  .page-faq .faq-start__grid {
    grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
    align-items: stretch;
    gap: clamp(24px, 3vw, 44px);
  }
}

/* ---------- 索引 + 问答 ---------- */
.page-faq .faq-body {
  display: grid;
  gap: clamp(24px, 3vw, 42px);
  padding-block: clamp(26px, 4vw, 54px) clamp(40px, 6vw, 84px);
}

.page-faq .faq-toc {
  padding: 16px 14px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--glass-soft);
  backdrop-filter: blur(10px);
}

.page-faq .faq-toc__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-faq .faq-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-faq .faq-toc__link {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px 10px;
  border-radius: var(--r-sm);
  font-size: 0.86rem;
  line-height: 1.3;
  color: rgba(233, 255, 249, 0.82);
  text-decoration: none;
  border: 1px solid var(--faq-line);
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-toc__link:hover {
  color: var(--mint);
  background: rgba(124, 247, 212, 0.08);
  border-color: var(--line-strong);
}

.page-faq .faq-toc__num {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--mint-dim);
}

.page-faq .faq-toc__hint {
  margin: 14px 0 0;
  font-size: 0.76rem;
  line-height: 1.65;
  color: var(--muted);
}

@media (min-width: 1000px) {
  .page-faq .faq-body {
    grid-template-columns: 238px minmax(0, 1fr);
    align-items: start;
    gap: clamp(32px, 4vw, 64px);
  }

  .page-faq .faq-toc {
    position: sticky;
    top: calc(var(--header-h) + 20px);
  }

  .page-faq .faq-toc__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
  }

  .page-faq .faq-toc__link {
    border-color: transparent;
    border-left: 2px solid var(--faq-line);
    border-radius: 0 var(--r-sm) var(--r-sm) 0;
    padding: 9px 10px 9px 12px;
  }

  .page-faq .faq-toc__link:hover {
    border-left-color: var(--mint);
  }
}

/* ---------- 问题组 ---------- */
.page-faq .qa-group {
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-faq .qa-group + .qa-group {
  margin-top: clamp(32px, 4vw, 52px);
}

.page-faq .qa-group__head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 10px;
  margin-bottom: 2px;
  border-bottom: 2px solid var(--line-strong);
}

.page-faq .qa-group__tag {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--ink-900);
  background: var(--mint);
  border-radius: 4px;
  padding: 3px 7px;
}

.page-faq .qa-group__title {
  margin: 0;
  font-size: clamp(1.18rem, 2.2vw, 1.6rem);
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-faq .qa-group__head .badge {
  margin-left: auto;
  flex: none;
}

.page-faq #member .qa-group__tag { background: var(--amber); }
.page-faq #stats .qa-group__tag { background: var(--signal); color: var(--paper); }
.page-faq #notice .qa-group__tag { background: var(--mint-mid); }
.page-faq #support .qa-group__tag { background: var(--paper); }

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

.page-faq .qa__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: start;
  gap: 12px;
  padding: 15px 6px;
  cursor: pointer;
  list-style: none;
  border-radius: var(--r-sm);
  transition: background var(--dur) var(--ease);
}

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

.page-faq .qa__head:hover {
  background: rgba(124, 247, 212, 0.05);
}

.page-faq .qa__head:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: 2px;
}

.page-faq .qa__index {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--muted);
  padding-top: 6px;
}

.page-faq .qa__q {
  font-size: 0.98rem;
  font-weight: 600;
  line-height: 1.62;
  color: var(--paper);
  transition: color var(--dur) var(--ease);
}

.page-faq .qa[open] .qa__q {
  color: var(--mint);
}

.page-faq .qa__mark {
  position: relative;
  width: 16px;
  height: 16px;
  margin-top: 7px;
  flex: none;
}

.page-faq .qa__mark::before,
.page-faq .qa__mark::after {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 16px;
  height: 2px;
  border-radius: 2px;
  background: var(--mint-dim);
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .qa__mark::after {
  transform: rotate(90deg);
}

.page-faq .qa[open] .qa__mark::before {
  background: var(--mint);
}

.page-faq .qa[open] .qa__mark::after {
  transform: rotate(0deg);
  opacity: 0;
}

.page-faq .qa__body {
  padding: 0 6px 18px;
  animation: faq-reveal var(--dur) var(--ease);
}

.page-faq .qa__body p {
  max-width: 62ch;
  margin: 0 0 8px;
  font-size: 0.92rem;
  line-height: 1.78;
  color: var(--faq-text-dim);
}

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

.page-faq .qa__inline-link {
  color: var(--mint);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(124, 247, 212, 0.42);
  padding-bottom: 1px;
}

.page-faq .qa__inline-link:hover {
  color: var(--mint-mid);
}

@keyframes faq-reveal {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (min-width: 640px) {
  .page-faq .qa__head {
    gap: 14px;
    padding: 17px 6px;
  }

  .page-faq .qa__body {
    padding-left: 41px;
  }

  .page-faq .qa__q {
    font-size: 1.02rem;
  }
}

/* ---------- 支持面板 ---------- */
.page-faq .faq-support {
  position: relative;
  margin-top: clamp(24px, 3vw, 36px);
  padding: clamp(20px, 3vw, 34px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(152deg, rgba(18, 59, 49, 0.94), rgba(4, 18, 15, 0.96));
  overflow: hidden;
}

.page-faq .faq-support::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: linear-gradient(180deg, var(--signal), rgba(255, 107, 44, 0) 82%);
}

.page-faq .support-grid {
  display: grid;
  gap: 20px;
}

.page-faq .support-title {
  margin: 0 0 8px;
  font-size: clamp(1.05rem, 1.9vw, 1.3rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .support-text {
  margin: 0;
  max-width: 46ch;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--faq-text-dim);
}

.page-faq .support-list {
  margin: 0;
  display: grid;
  gap: 10px;
}

.page-faq .support-item {
  display: grid;
  grid-template-columns: 5.2em minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--faq-line-soft);
}

.page-faq .support-item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-faq .support-item dt {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--muted);
  text-transform: uppercase;
}

.page-faq .support-item dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--paper);
  word-break: break-word;
}

.page-faq .support-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--faq-line);
}

@media (min-width: 760px) {
  .page-faq .support-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 32px;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa__body {
    animation: none;
  }

  .page-faq .qa__mark::before,
  .page-faq .qa__mark::after,
  .page-faq .qa__head,
  .page-faq .path-row,
  .page-faq .faq-toc__link {
    transition: none;
  }
}
<<<END>>>