.page-faq {
  --faq-rail-w: 236px;
}

.page-faq .faq-hero {
  display: grid;
  gap: 28px;
  align-items: center;
  padding-block: 28px 40px;
}

@media (min-width: 820px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    gap: 56px;
    padding-block: 44px 56px;
  }
}

.page-faq .faq-hero__text .display-title {
  margin: 10px 0 0;
  max-width: 12em;
}

.page-faq .faq-hero__text .lede {
  margin-top: 18px;
}

.page-faq .faq-hero__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.page-faq .faq-hero__figure,
.page-faq .switch__figure {
  margin: 0;
}

.page-faq .figure-frame {
  border-radius: var(--r-lg);
  overflow: hidden;
}

.page-faq .figure-frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--r-lg);
}

/* 左侧分类刻度 + 右侧问答 */
.page-faq .faq-layout {
  display: grid;
  gap: 30px;
  padding-block: 6px 76px;
  align-items: start;
}

@media (min-width: 960px) {
  .page-faq .faq-layout {
    grid-template-columns: var(--faq-rail-w) minmax(0, 1fr);
    gap: 56px;
  }
}

.page-faq .faq-rail {
  background: var(--deep-teal);
  border-radius: var(--r-lg);
  padding: 20px 18px 22px;
  color: var(--on-dark);
}

@media (min-width: 960px) {
  .page-faq .faq-rail {
    position: sticky;
    top: 92px;
  }
}

.page-faq .faq-rail__label {
  margin: 0 0 14px;
  padding-left: 2px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--amber);
}

.page-faq .faq-rail__list {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-faq .faq-rail__list::-webkit-scrollbar {
  display: none;
}

@media (min-width: 960px) {
  .page-faq .faq-rail__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }
}

.page-faq .faq-rail__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 14px;
  border-radius: var(--r-pill);
  background: rgba(247, 243, 234, 0.07);
  color: var(--on-dark);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.4;
  white-space: nowrap;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}

@media (min-width: 960px) {
  .page-faq .faq-rail__link {
    white-space: normal;
    border-radius: var(--r-sm);
    background: transparent;
    padding: 10px 12px;
  }
}

.page-faq .faq-rail__link:hover,
.page-faq .faq-rail__link:focus-visible {
  background: rgba(242, 107, 42, 0.24);
  color: var(--on-dark-strong);
}

.page-faq .faq-rail__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--amber);
}

.page-faq .faq-rail__cta {
  display: none;
}

@media (min-width: 960px) {
  .page-faq .faq-rail__cta {
    display: inline-flex;
    justify-content: center;
    margin-top: 22px;
    width: 100%;
  }
}

/* 章节与问答手风琴 */
.page-faq .faq-body {
  min-width: 0;
}

.page-faq .faq-sec {
  margin-bottom: 56px;
}

.page-faq .faq-sec--last {
  margin-bottom: 0;
}

.page-faq .faq-sec__head {
  margin-bottom: 18px;
}

.page-faq .faq-sec__head h2 {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.6vw, 1.8rem);
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--deep-teal);
}

.page-faq .faq-sec__lead {
  margin: 0 0 20px;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--stone);
}

.page-faq .faq-sec__foot {
  margin: 22px 0 0;
}

.page-faq .qa {
  border-bottom: 1px solid var(--hair-light);
  transition: background 0.24s var(--ease);
}

.page-faq .qa:first-of-type {
  border-top: 1px solid var(--hair-light);
}

.page-faq .qa[open] {
  background: var(--chart-mint);
  border-radius: var(--r-md);
  border-bottom-color: transparent;
  padding-inline: 12px;
  margin-inline: -12px;
  margin-bottom: 6px;
}

.page-faq .qa > summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 16px 4px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .qa > summary::marker {
  content: "";
}

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

.page-faq .qa__no {
  font-family: var(--font-mono);
  font-size: clamp(1.25rem, 3.2vw, 1.7rem);
  font-weight: 500;
  line-height: 1;
  color: var(--mist);
  font-variant-numeric: tabular-nums;
  transition: color 0.2s var(--ease);
}

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

.page-faq .qa__q {
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--deep-teal);
  overflow-wrap: anywhere;
}

.page-faq .qa__cat {
  display: inline-block;
  margin-right: 8px;
  padding: 2px 9px;
  border-radius: var(--r-pill);
  background: var(--chart-mint);
  color: var(--stone);
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 400;
  letter-spacing: 0.06em;
  vertical-align: 2px;
  white-space: nowrap;
}

.page-faq .qa[open] .qa__cat {
  background: rgba(11, 58, 63, 0.1);
}

.page-faq .qa__icon {
  position: relative;
  justify-self: end;
  flex: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1px solid var(--mist);
  transition: transform 0.24s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .qa__icon::before,
.page-faq .qa__icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 1.5px;
  background: var(--stone);
  transform: translate(-50%, -50%);
  transition: transform 0.24s var(--ease), background 0.2s var(--ease);
}

.page-faq .qa__icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

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

.page-faq .qa[open] .qa__icon::before,
.page-faq .qa[open] .qa__icon::after {
  background: var(--ink-teal);
}

.page-faq .qa[open] .qa__icon::after {
  transform: translate(-50%, -50%) rotate(0deg);
}

.page-faq .qa__body {
  padding: 0 4px 20px 48px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--stone);
  overflow-wrap: anywhere;
}

.page-faq .qa__body p {
  margin: 0 0 10px;
}

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

.page-faq .qa__body ol,
.page-faq .qa__body ul {
  margin: 0;
  padding-left: 18px;
}

.page-faq .qa__body li {
  margin-bottom: 6px;
}

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

@media (max-width: 519px) {
  .page-faq .qa__body {
    padding-left: 8px;
  }
  .page-faq .qa__q {
    font-size: 15px;
  }
  .page-faq .qa__cat {
    display: none;
  }
}

/* 换设备专区 */
.page-faq .switch {
  display: grid;
  gap: 24px;
}

@media (min-width: 900px) {
  .page-faq .switch {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: 40px;
    align-items: start;
  }
}

.page-faq .switch__cards {
  display: grid;
  gap: 12px;
}

.page-faq .switch-card {
  background: var(--warm-white);
  border: 1px solid var(--hair-light);
  border-radius: var(--r-md);
  padding: 18px 20px 20px;
  border-left: 3px solid var(--signal);
}

.page-faq .switch-card__no {
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--signal);
}

.page-faq .switch-card h3 {
  margin: 0 0 10px;
  font-size: 16px;
  font-weight: 600;
  color: var(--deep-teal);
}

.page-faq .switch-card ul {
  margin: 0;
  padding-left: 17px;
}

.page-faq .switch-card li {
  margin-bottom: 6px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--stone);
}

.page-faq .switch-card li:last-child {
  margin-bottom: 0;
}

/* 兼容小卡 */
.page-faq .mini-grid {
  display: grid;
  gap: 12px;
}

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

.page-faq .mini {
  background: var(--chart-mint);
  border-radius: var(--r-md);
  padding: 18px 20px 20px;
}

.page-faq .mini h3 {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 600;
  color: var(--deep-teal);
}

.page-faq .mini p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--stone);
}

/* 联系前准备 */
.page-faq .prep {
  display: grid;
  gap: 20px;
}

@media (min-width: 800px) {
  .page-faq .prep {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 32px;
    align-items: start;
  }
}

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

.page-faq .prep__list li {
  position: relative;
  padding-left: 34px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--stone);
}

.page-faq .prep__list li::before {
  counter-increment: prep;
  content: counter(prep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--signal);
  letter-spacing: 0.04em;
}

.page-faq .prep__card {
  background: var(--deep-teal);
  border-radius: var(--r-lg);
  padding: 22px 22px 24px;
  color: var(--on-dark);
}

.page-faq .prep__row {
  margin-bottom: 16px;
}

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

.page-faq .prep__label {
  display: block;
  margin-bottom: 5px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--amber);
}

.page-faq .prep__value {
  display: block;
  font-size: 15px;
  line-height: 1.6;
  color: var(--on-dark-strong);
  overflow-wrap: anywhere;
}

/* 反馈区 */
.page-faq .report {
  display: grid;
  gap: 20px;
  padding: 28px 22px 30px;
  border-radius: var(--r-lg);
  background: linear-gradient(135deg, var(--deep-teal) 0%, var(--ink-teal) 100%);
  color: var(--on-dark);
}

@media (min-width: 780px) {
  .page-faq .report {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 40px;
    padding: 36px 38px;
  }
}

.page-faq .report__eyebrow {
  color: var(--amber);
}

.page-faq .report__text h2 {
  margin: 8px 0 12px;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.5vw, 1.7rem);
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--on-dark-strong);
}

.page-faq .report__text p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--on-dark);
}

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

.page-faq .report .btn-ghost {
  border-color: rgba(247, 243, 234, 0.32);
  color: var(--on-dark-strong);
}

.page-faq .report .btn-ghost:hover,
.page-faq .report .btn-ghost:focus-visible {
  border-color: var(--amber);
  color: var(--amber);
}
<<<END>>>