.page-faq {
  background: var(--salt-white);
  color: var(--ink);
}

.page-faq .faq-hero {
  position: relative;
  padding: clamp(24px, 5vw, 56px) 0 clamp(26px, 5vw, 52px);
  background-color: var(--panel);
  background-image:
    linear-gradient(to right, rgba(169, 184, 189, 0.26) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(169, 184, 189, 0.26) 1px, transparent 1px);
  background-size: 88px 88px;
  border-bottom: 1px solid var(--grid);
}

.page-faq .faq-hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 4vw, 40px);
}

.page-faq .t-h1 {
  margin: 10px 0 0;
  font-size: clamp(28px, 5.4vw, 52px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--lake-deep);
}

.page-faq .faq-hero__intro {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--ink);
}

.page-faq .faq-hero__side {
  border-top: 3px solid var(--flag);
  padding-top: 14px;
}

.page-faq .faq-hero__side-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

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

.page-faq .faq-jump a {
  display: inline-block;
  color: var(--lake-deep);
  font-size: 15px;
  text-decoration: none;
  border-bottom: 1px solid var(--grid);
  padding-bottom: 2px;
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  border-bottom-color: var(--ochre);
  color: var(--ochre);
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 4vw, 40px);
  padding-block: clamp(24px, 4vw, 52px) clamp(40px, 6vw, 72px);
}

/* 分类锚点窄栏 */
.page-faq .faq-index {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding: 12px 14px;
  background: var(--panel);
  border: 1px solid var(--salt-blue-line);
}

.page-faq .faq-index__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
}

.page-faq .faq-index__list a {
  font-size: 13px;
  color: var(--lake-deep);
  text-decoration: none;
}

.page-faq .faq-index__list a[aria-current="true"] {
  color: var(--ochre);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-faq .faq-index__home {
  margin-left: auto;
}

/* 正文区块 */
.page-faq .faq-body {
  min-width: 0;
}

.page-faq .faq-block {
  padding-block: clamp(22px, 3.6vw, 38px);
  border-top: 1px solid var(--salt-blue-line);
}

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

.page-faq .faq-block .eyebrow {
  margin: 0 0 8px;
}

.page-faq .t-h2 {
  margin: 0 0 12px;
  font-size: clamp(22px, 3.4vw, 32px);
  line-height: 1.28;
  color: var(--lake-deep);
}

.page-faq .faq-block h3 {
  margin: 0 0 6px;
  font-size: 17px;
  line-height: 1.4;
  color: var(--ink);
}

.page-faq .faq-block p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
}

.page-faq .faq-lead {
  max-width: 66ch;
  color: var(--muted);
}

.page-faq .t-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.18em;
  color: var(--ochre);
}

/* 快速回答 */
.page-faq .faq-answers {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: clamp(16px, 3vw, 26px);
}

.page-faq .faq-answer {
  background: var(--panel);
  border: 1px solid var(--salt-blue-line);
  border-top: 3px solid var(--ochre);
  padding: 16px 16px 18px;
}

.page-faq .faq-answer p {
  color: var(--ink);
}

/* 分类索引 */
.page-faq .faq-cats {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: clamp(16px, 3vw, 26px) 0 0;
  padding: 1px;
  background: var(--salt-blue-line);
  border: 1px solid var(--salt-blue-line);
}

.page-faq .faq-cat a {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2px 12px;
  height: 100%;
  padding: 15px 16px 17px;
  background: var(--panel);
  color: var(--ink);
  text-decoration: none;
  transition: background 0.18s var(--ease);
}

.page-faq .faq-cat a:hover {
  background: var(--salt-blue);
}

.page-faq .faq-cat a:focus-visible {
  outline: 2px solid var(--lake);
  outline-offset: -2px;
}

.page-faq .faq-cat__num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ochre);
  padding-top: 3px;
}

.page-faq .faq-cat__name {
  font-size: 17px;
  font-weight: 700;
}

.page-faq .faq-cat__desc {
  grid-column: 1 / -1;
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
}

/* 首次登录 */
.page-faq .faq-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 28px);
  margin-top: clamp(14px, 2.6vw, 22px);
}

.page-faq .faq-steps {
  list-style: none;
  counter-reset: step;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-faq .faq-steps > li {
  counter-increment: step;
  position: relative;
  padding-left: 46px;
  border-left: 1px solid var(--salt-blue-line);
  padding-bottom: 4px;
}

.page-faq .faq-steps > li::before {
  content: "0" counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 32px;
  padding: 2px 0;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ochre);
  background: var(--panel);
  border: 1px solid var(--grid);
}

.page-faq .faq-steps--tight {
  margin-top: 16px;
}

.page-faq .faq-figure {
  margin: 0;
  background: var(--panel);
  border: 1px solid var(--salt-blue-line);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(0.85);
}

.page-faq .faq-figure figcaption {
  padding: 10px 14px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
  border-top: 1px solid var(--salt-blue-line);
}

.page-faq .faq-figure--wide {
  margin-top: clamp(14px, 2.6vw, 22px);
}

/* 版本切换时间轴 */
.page-faq .faq-timeline {
  list-style: none;
  margin: clamp(16px, 3vw, 26px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-faq .faq-timeline > li {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--salt-blue-line);
  padding: 16px 16px 18px;
}

.page-faq .faq-timeline > li h3 {
  padding-left: 16px;
}

.page-faq .faq-timeline > li h3::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 22px;
  width: 8px;
  height: 8px;
  background: var(--flag);
}

.page-faq .faq-timeline > li p {
  font-size: 14px;
  color: var(--muted);
}

.page-faq .faq-timeline details {
  margin-top: 10px;
}

.page-faq summary {
  list-style: none;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--lake-deep);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  border-top: 1px dashed var(--grid);
  padding-top: 10px;
}

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

.page-faq summary::after {
  content: "+";
  font-size: 15px;
  color: var(--ochre);
  line-height: 1;
}

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

.page-faq .faq-materials {
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.page-faq .faq-materials li {
  position: relative;
  padding-left: 14px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-faq .faq-materials li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 5px;
  height: 5px;
  background: var(--lake);
}

/* 周期卡片 */
.page-faq .faq-cycles {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.page-faq .faq-cycle {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 12px 13px 14px;
  background: var(--salt-blue);
  border: 1px solid var(--salt-blue-line);
  border-left: 3px solid var(--flag);
}

.page-faq .faq-cycle__time {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--lake-deep);
}

.page-faq .faq-cycle__ver {
  align-self: flex-start;
  font-size: 12px;
  padding: 2px 8px;
  background: var(--flag);
  color: var(--ink);
}

/* 费用对照 */
.page-faq .faq-compare {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: clamp(14px, 2.6vw, 22px);
  background: var(--salt-blue-line);
  border: 1px solid var(--salt-blue-line);
}

.page-faq .faq-compare__col {
  background: var(--panel);
  padding: 16px 16px 18px;
}

.page-faq .faq-compare__col p {
  font-size: 14.5px;
  color: var(--ink);
}

.page-faq .faq-note {
  margin-top: 16px;
  padding: 16px 16px 18px;
  background: var(--panel);
  border-left: 3px solid var(--ochre);
  border-top: 1px solid var(--salt-blue-line);
  border-right: 1px solid var(--salt-blue-line);
  border-bottom: 1px solid var(--salt-blue-line);
}

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

.page-faq .faq-block a {
  color: var(--lake-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-block a:hover {
  color: var(--ochre);
}

.page-faq .faq-tip {
  margin-top: 16px;
  padding: 12px 14px;
  font-size: 14px;
  background: var(--salt-blue);
  border-left: 3px solid var(--electric);
  color: var(--ink);
}

/* 报错排查 */
.page-faq .faq-repair {
  margin-top: clamp(14px, 2.6vw, 22px);
  border-top: 1px solid var(--grid);
}

.page-faq .faq-repair details {
  border-bottom: 1px solid var(--grid);
  padding: 2px 0 10px;
}

.page-faq .faq-repair summary {
  border-top: 0;
  padding: 14px 0 4px;
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 700;
  color: var(--lake-deep);
}

.page-faq .faq-repair summary::after {
  font-family: var(--font-mono);
  font-size: 18px;
}

.page-faq .faq-repair .faq-materials {
  margin-top: 8px;
}

/* 页尾 */
.page-faq .faq-block--end {
  background: var(--salt-blue);
  border: 1px solid var(--salt-blue-line);
  padding: clamp(20px, 3.4vw, 30px);
}

.page-faq .faq-block--end p {
  max-width: 60ch;
  color: var(--ink);
}

.page-faq .faq-more__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.page-faq .faq-home-fab {
  position: fixed;
  right: 14px;
  bottom: 14px;
  z-index: 20;
  box-shadow: 0 6px 18px rgba(15, 30, 36, 0.18);
}

@media (min-width: 720px) {
  .page-faq .faq-cats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-answers {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-faq .faq-cycles {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-faq .faq-split {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-faq .faq-timeline {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
    border-top: 2px solid var(--flag);
  }

  .page-faq .faq-timeline > li {
    border: 0;
    border-right: 1px solid var(--salt-blue-line);
    padding: 22px 18px 20px;
  }

  .page-faq .faq-timeline > li:last-child {
    border-right: 0;
  }

  .page-faq .faq-timeline > li h3::before {
    display: none;
  }

  .page-faq .faq-timeline > li h3 {
    padding-left: 0;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(220px, 3fr);
    align-items: end;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-layout {
    grid-template-columns: 196px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-index {
    display: block;
    position: sticky;
    top: calc(var(--header-h) + 18px);
    padding: 14px 12px 16px;
    align-self: start;
  }

  .page-faq .faq-index__list {
    display: block;
    margin-top: 10px;
  }

  .page-faq .faq-index__list li {
    margin-bottom: 2px;
  }

  .page-faq .faq-index__list a {
    display: block;
    padding: 6px 8px;
    font-size: 14px;
    border-left: 2px solid transparent;
  }

  .page-faq .faq-index__list a:hover,
  .page-faq .faq-index__list a[aria-current="true"] {
    border-left-color: var(--ochre);
    background: var(--salt-blue);
    color: var(--lake-deep);
    text-decoration: none;
  }

  .page-faq .faq-index__home {
    display: block;
    width: 100%;
    margin: 14px 0 0;
    text-align: center;
  }

  .page-faq .faq-home-fab {
    display: none;
  }
}

以上为本次输出内容。