.page-faq {
  background: var(--paper);
  color: var(--black);
  font-family: var(--font-body);
  padding-bottom: clamp(48px, 8vw, 96px);
}

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

.page-faq .faq-crumb {
  padding-top: calc(var(--header-h) + 18px);
  margin-bottom: 6px;
}

.page-faq .faq-lead {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: center;
  margin-top: 14px;
}

.page-faq .faq-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.1rem, 6.4vw, 3.9rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 10px 0 18px;
  color: var(--ink);
}

.page-faq .faq-hl {
  background: linear-gradient(transparent 64%, rgba(141, 198, 63, 0.5) 64%);
  padding-bottom: 2px;
}

.page-faq .faq-sub {
  font-size: clamp(1rem, 1.5vw, 1.1rem);
  line-height: 1.8;
  color: var(--slate);
  max-width: 52ch;
  margin: 0;
}

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

.page-faq .faq-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--card);
}

.page-faq .faq-figure img {
  width: 100%;
  object-fit: cover;
}

.page-faq .faq-figure figcaption {
  padding: 10px 16px 13px;
  font-size: 0.82rem;
  color: var(--slate);
  line-height: 1.6;
}

/* 场景索引 */
.page-faq .scene-map {
  position: relative;
  overflow: hidden;
  margin-top: clamp(34px, 6vw, 60px);
  background: var(--ink);
  border-radius: var(--radius-lg);
  padding: clamp(22px, 4vw, 38px);
  color: #fff;
}

.page-faq .scene-map::after {
  content: "";
  position: absolute;
  right: -80px;
  top: -90px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(141, 198, 63, 0.28), transparent 68%);
  pointer-events: none;
}

.page-faq .scene-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 10px 24px;
  position: relative;
  z-index: 1;
}

.page-faq .eyebrow--light {
  color: rgba(255, 255, 255, 0.6);
}

.page-faq .scene-title {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 6px 0 0;
  color: #fff;
}

.page-faq .scene-sub {
  margin: 0;
  font-size: 0.86rem;
  color: rgba(255, 255, 255, 0.62);
  line-height: 1.7;
}

.page-faq .scene-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
  position: relative;
  z-index: 1;
}

.page-faq .scene-link {
  display: block;
  height: 100%;
  padding: 16px 16px 15px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #fff;
  text-decoration: none;
  transition: background 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.page-faq .scene-link:hover,
.page-faq .scene-link:focus-visible {
  background: rgba(255, 255, 255, 0.11);
  border-color: var(--kiwi);
  transform: translateY(-2px);
  outline: none;
}

.page-faq .scene-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--kiwi);
}

.page-faq .scene-link--legacy .scene-num {
  color: var(--orange);
}

.page-faq .scene-name {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  margin: 9px 0 6px;
  line-height: 1.4;
}

.page-faq .scene-meta {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: rgba(255, 255, 255, 0.6);
}

/* 主区布局 */
.page-faq .faq-layout {
  margin-top: clamp(38px, 6vw, 68px);
  display: grid;
  gap: clamp(26px, 4vw, 46px);
}

.page-faq .faq-rail-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--slate);
  text-transform: uppercase;
}

.page-faq .faq-rail-list {
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-rail-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  padding: 9px 14px;
  min-height: 44px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink);
  text-decoration: none;
  font-size: 0.86rem;
  font-weight: 600;
  transition: border-color 160ms ease, color 160ms ease;
}

.page-faq .faq-rail-link:hover,
.page-faq .faq-rail-link:focus-visible {
  border-color: var(--kiwi-deep);
  color: var(--kiwi-deep);
  outline: none;
}

.page-faq .faq-rail-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--kiwi);
  flex: none;
}

.page-faq .faq-rail-count {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--slate);
}

/* 章节 */
.page-faq .faq-section {
  margin-bottom: clamp(40px, 6vw, 68px);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-faq .faq-sec-head {
  margin-bottom: 20px;
}

.page-faq .faq-sec-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(2.2rem, 5vw, 3.1rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--kiwi);
}

.page-faq .faq-sec-title {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.8vw, 1.9rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.3;
  margin: 10px 0 12px;
  color: var(--ink);
}

.page-faq .faq-sec-note {
  margin: 0;
  max-width: 62ch;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--slate);
}

/* 折叠问答 */
.page-faq .qa {
  border-top: 1px solid var(--line);
}

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

.page-faq .qa summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: start;
  padding: 17px 2px;
  min-height: 44px;
}

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

.page-faq .qa summary:focus-visible {
  outline: 2px solid var(--kiwi-deep);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.page-faq .qa-num {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--slate);
  padding-top: 5px;
}

.page-faq .qa-q {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--ink);
}

.page-faq .qa-sign {
  position: relative;
  width: 22px;
  height: 22px;
  flex: none;
  margin-top: 2px;
  border-radius: 50%;
  border: 1.5px solid var(--line);
  transition: background 160ms ease, border-color 160ms ease;
}

.page-faq .qa-sign::before,
.page-faq .qa-sign::after {
  content: "";
  position: absolute;
  background: var(--slate);
  border-radius: 2px;
  transition: background 160ms ease, transform 160ms ease;
}

.page-faq .qa-sign::before {
  left: 5px;
  right: 5px;
  top: 9.5px;
  height: 1.5px;
}

.page-faq .qa-sign::after {
  top: 5px;
  bottom: 5px;
  left: 9.5px;
  width: 1.5px;
}

.page-faq .qa[open] .qa-sign {
  background: var(--kiwi);
  border-color: var(--kiwi);
}

.page-faq .qa[open] .qa-sign::before,
.page-faq .qa[open] .qa-sign::after {
  background: #fff;
}

.page-faq .qa[open] .qa-sign::after {
  transform: scaleY(0);
}

.page-faq .qa-a {
  padding: 0 2px 20px;
}

.page-faq .qa-a p {
  margin: 0 0 12px;
  font-size: 0.95rem;
  line-height: 1.82;
  color: var(--slate);
}

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

.page-faq .qa-lead {
  color: var(--ink) !important;
  font-weight: 600;
}

.page-faq .qa-link {
  color: var(--kiwi-deep);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .qa-link:hover,
.page-faq .qa-link:focus-visible {
  color: var(--ink);
}

.page-faq .qa-steps {
  list-style: none;
  counter-reset: faqstep;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-faq .qa-steps li {
  counter-increment: faqstep;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--slate);
}

.page-faq .qa-steps li::before {
  content: counter(faqstep);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--kiwi-deep);
  background: var(--kiwi-soft);
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  margin-top: 3px;
}

/* 终端切换 */
.page-faq .term-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.page-faq .term-tab {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  padding: 9px 20px;
  min-height: 44px;
  cursor: pointer;
  transition: background 160ms ease, color 160ms ease, border-color 160ms ease;
}

.page-faq .term-tab:hover {
  border-color: var(--kiwi-deep);
}

.page-faq .term-tab:focus-visible {
  outline: 2px solid var(--kiwi-deep);
  outline-offset: 2px;
}

.page-faq .term-tab[aria-selected="true"] {
  background: var(--ink);
  border-color: var(--ink);
  color: #fff;
}

.page-faq .term-panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  margin-bottom: 22px;
}

.page-faq .term-panel[hidden] {
  display: none;
}

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

.page-faq .term-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  font-size: 0.93rem;
  line-height: 1.75;
  color: var(--slate);
}

.page-faq .term-list li::before {
  content: "→";
  font-family: var(--font-mono);
  color: var(--kiwi-deep);
  line-height: 1.75;
}

/* 旧版区 */
.page-faq .legacy-band {
  margin-top: 26px;
  padding: clamp(18px, 3vw, 28px);
  border-radius: var(--radius-md);
  background: rgba(255, 138, 61, 0.07);
  border: 1px solid rgba(255, 138, 61, 0.32);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-faq .legacy-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-faq .legacy-title {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.2vw, 1.32rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--ink);
}

.page-faq .legacy-note {
  margin: 10px 0 18px;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--slate);
  max-width: 60ch;
}

.page-faq .qa--legacy {
  border-color: rgba(255, 138, 61, 0.34);
}

.page-faq .qa--legacy[open] .qa-sign {
  background: var(--orange);
  border-color: var(--orange);
}

.page-faq .qa--legacy .qa-steps li::before {
  color: var(--orange-deep);
  background: rgba(255, 138, 61, 0.16);
}

/* 支持准备 */
.page-faq .support-grid {
  display: grid;
  gap: clamp(22px, 4vw, 34px);
  align-items: start;
}

.page-faq .support-list {
  list-style: none;
  counter-reset: sup;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .support-list li {
  counter-increment: sup;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: 15px 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.page-faq .support-list li::before {
  content: counter(sup, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--kiwi-deep);
  padding-top: 2px;
}

.page-faq .support-list strong {
  display: block;
  font-family: var(--font-display);
  font-size: 0.98rem;
  color: var(--ink);
  margin-bottom: 4px;
}

.page-faq .support-list p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--slate);
}

.page-faq .support-foot {
  margin: 18px 0 16px;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--slate);
}

.page-faq .support-btn {
  align-self: flex-start;
}

.page-faq .faq-figure--support {
  margin-top: 4px;
}

/* 收尾 */
.page-faq .faq-end {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: clamp(24px, 4vw, 38px);
  border-radius: var(--radius-lg);
  background: var(--kiwi-soft);
}

.page-faq .faq-end h2 {
  font-family: var(--font-display);
  font-size: clamp(1.24rem, 2.4vw, 1.62rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
  color: var(--ink);
}

.page-faq .faq-end p {
  margin: 0;
  max-width: 54ch;
  font-size: 0.93rem;
  line-height: 1.75;
  color: var(--ink);
  opacity: 0.78;
}

@media (min-width: 640px) {
  .page-faq .scene-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-lead {
    grid-template-columns: 1.12fr 0.88fr;
  }

  .page-faq .support-grid {
    grid-template-columns: 1.05fr 0.95fr;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-layout {
    grid-template-columns: minmax(0, 244px) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: calc(var(--header-h) + 26px);
  }

  .page-faq .faq-rail-list {
    display: block;
    overflow: visible;
    padding: 0;
    position: relative;
  }

  .page-faq .faq-rail-list::before {
    content: "";
    position: absolute;
    left: 8px;
    top: 16px;
    bottom: 16px;
    width: 2px;
    border-radius: 2px;
    background: linear-gradient(var(--kiwi), rgba(141, 198, 63, 0.12));
  }

  .page-faq .faq-rail-link {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    column-gap: 12px;
    row-gap: 2px;
    align-items: start;
    white-space: normal;
    min-height: 0;
    padding: 9px 0;
    border: 0;
    background: transparent;
    border-radius: 0;
    font-size: 0.94rem;
  }

  .page-faq .faq-rail-link:hover,
  .page-faq .faq-rail-link:focus-visible {
    color: var(--kiwi-deep);
  }

  .page-faq .faq-rail-dot {
    grid-row: span 2;
    width: 18px;
    height: 18px;
    background: var(--paper);
    border: 2px solid var(--kiwi-deep);
    margin-top: 2px;
    position: relative;
    z-index: 1;
    transition: background 160ms ease, border-color 160ms ease;
  }

  .page-faq .faq-rail-link:hover .faq-rail-dot,
  .page-faq .faq-rail-link:focus-visible .faq-rail-dot {
    background: var(--kiwi);
    border-color: var(--kiwi);
  }

  .page-faq .faq-rail-name {
    line-height: 1.45;
  }
}

@media (min-width: 1100px) {
  .page-faq .scene-list {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .scene-link,
  .page-faq .qa-sign,
  .page-faq .qa-sign::before,
  .page-faq .qa-sign::after,
  .page-faq .faq-rail-dot,
  .page-faq .term-tab {
    transition: none;
  }

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