.page-faq {
  --faq-gap: clamp(20px, 3vw, 34px);
  --faq-pad: clamp(14px, 2.2vw, 20px);
  padding-bottom: clamp(56px, 8vw, 96px);
}

.page-faq .stand-crumbs {
  padding-top: clamp(14px, 2vw, 22px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  gap: var(--faq-gap);
  padding-top: clamp(22px, 3.4vw, 42px);
  padding-bottom: clamp(30px, 4.6vw, 56px);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 5.4vw, 54px);
  line-height: 1.16;
  letter-spacing: 0.05em;
  color: var(--white);
}

.page-faq .faq-hero__lede,
.page-faq .faq-hero .stand-lede {
  margin-top: 18px;
  max-width: 60ch;
  color: var(--muted);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 24px;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-hero__meta .stand-status__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
}

.page-faq .faq-hero__meta .stand-status__key {
  color: var(--dim);
  letter-spacing: 0.06em;
}

.page-faq .faq-hero__meta .stand-status__val {
  color: var(--white);
}

.page-faq .faq-hero__meta .stand-status__item--end {
  margin-left: auto;
}

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

.page-faq .faq-hero__fig {
  margin: 0;
  border: 1px solid var(--line);
}

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

/* ---------- 症状索引 ---------- */
.page-faq .faq-locate__head {
  max-width: 66ch;
}

.page-faq .faq-locate .stand-section-title {
  margin: 10px 0 0;
}

.page-faq .faq-locate__lede {
  margin-top: 12px;
  color: var(--muted);
}

.page-faq .faq-locate__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: clamp(18px, 2.6vw, 28px);
}

.page-faq .faq-tile {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px var(--faq-pad) 16px;
  background: var(--panel);
  border: 1px solid var(--line);
  color: inherit;
  text-decoration: none;
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .faq-tile::before {
  content: "";
  position: absolute;
  left: -1px;
  right: -1px;
  top: -1px;
  height: 3px;
  background: var(--line);
}

.page-faq .faq-tile:hover,
.page-faq .faq-tile:focus-visible {
  border-color: var(--orange);
  background: var(--panel-2);
  transform: translateY(-3px);
}

.page-faq .faq-tile:focus-visible {
  outline: 2px solid var(--orange-lit);
  outline-offset: 2px;
}

.page-faq .faq-tile__idx {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-faq .faq-tile__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: 0.04em;
  color: var(--white);
}

.page-faq .faq-tile__desc {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-faq .faq-tile__foot {
  margin-top: auto;
  padding-top: 8px;
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--dim);
}

.page-faq .faq-tile--orange::before { background: var(--orange); }
.page-faq .faq-tile--blue::before { background: var(--flag-blue); }
.page-faq .faq-tile--cyan::before { background: var(--cyan); }
.page-faq .faq-tile--yellow::before { background: var(--yellow); }
.page-faq .faq-tile--green::before { background: var(--green); }

/* ---------- 轨道 + 问答列 ---------- */
.page-faq .faq-body {
  margin-top: clamp(32px, 5vw, 60px);
}

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

.page-faq .faq-rail__label {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--dim);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-rail__nav {
  display: flex;
  flex-direction: column;
  margin-top: 6px;
}

.page-faq .faq-rail__link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 11px 0 11px 12px;
  border-left: 2px solid transparent;
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), background 0.18s var(--ease);
}

.page-faq .faq-rail__link:hover,
.page-faq .faq-rail__link:focus-visible {
  color: var(--white);
  border-left-color: var(--orange);
  background: rgba(255, 107, 44, 0.07);
}

.page-faq .faq-rail__idx {
  font-size: 11px;
  color: var(--dim);
}

.page-faq .faq-rail__link .stand-dot {
  margin-left: auto;
}

.page-faq .faq-rail__tip {
  margin-top: 24px;
  padding: 14px;
  border: 1px solid var(--line);
  background: var(--night-deep);
}

.page-faq .faq-rail__tip p {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}

.page-faq .faq-rail__go {
  display: inline-block;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 208, 196, 0.45);
}

.page-faq .faq-rail__go:hover,
.page-faq .faq-rail__go:focus-visible {
  color: var(--white);
  border-bottom-color: var(--white);
}

/* ---------- 问答组 ---------- */
.page-faq .faq-group {
  padding-top: clamp(26px, 4vw, 40px);
  margin-top: clamp(26px, 4vw, 40px);
  border-top: 1px solid var(--line);
}

.page-faq .faq-flow > .faq-group:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 12px;
  row-gap: 6px;
  align-items: baseline;
}

.page-faq .faq-group__idx {
  grid-row: 1;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-faq .faq-group__title {
  grid-row: 1;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 3vw, 27px);
  line-height: 1.35;
  letter-spacing: 0.04em;
  color: var(--white);
}

.page-faq .faq-group__desc {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
  max-width: 62ch;
}

.page-faq .faq-fig {
  margin: 18px 0 0;
  border: 1px solid var(--line);
}

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

/* ---------- 手风琴 ---------- */
.page-faq .faq-item {
  margin-top: 10px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 2px solid var(--line);
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .faq-item[open] {
  border-left-color: var(--orange);
  background: var(--panel-2);
}

.page-faq .faq-item__head {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 15px var(--faq-pad);
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-item__head:hover .faq-item__q,
.page-faq .faq-item__head:focus-visible .faq-item__q {
  color: var(--orange-lit);
}

.page-faq .faq-item__head:focus-visible {
  outline: 2px solid var(--orange-lit);
  outline-offset: -2px;
}

.page-faq .faq-item__idx {
  flex: 0 0 auto;
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  padding-top: 3px;
}

.page-faq .faq-item__q {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15.5px;
  line-height: 1.65;
  letter-spacing: 0.01em;
  color: var(--white);
  transition: color 0.18s var(--ease);
}

.page-faq .faq-item__sign {
  position: relative;
  flex: 0 0 16px;
  width: 16px;
  height: 16px;
  margin-left: auto;
  margin-top: 4px;
}

.page-faq .faq-item__sign::before,
.page-faq .faq-item__sign::after {
  content: "";
  position: absolute;
  background: var(--orange);
  transition: transform 0.2s var(--ease);
}

.page-faq .faq-item__sign::before {
  left: 0;
  top: 7px;
  width: 16px;
  height: 2px;
}

.page-faq .faq-item__sign::after {
  left: 7px;
  top: 0;
  width: 2px;
  height: 16px;
}

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

.page-faq .faq-item__body {
  padding: 0 var(--faq-pad) 18px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--muted);
}

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

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

.page-faq .faq-item__body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 208, 196, 0.45);
}

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

/* ---------- 步骤流程 ---------- */
.page-faq .faq-steps {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
}

.page-faq .faq-steps li {
  position: relative;
  display: flex;
  gap: 12px;
  padding-bottom: 14px;
}

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

.page-faq .faq-steps li:not(:last-child)::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 24px;
  bottom: 0;
  width: 1px;
  background: var(--line);
}

.page-faq .faq-steps__n {
  position: relative;
  z-index: 1;
  flex: 0 0 21px;
  width: 21px;
  height: 21px;
  margin-top: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--night);
  font-size: 11px;
  color: var(--cyan);
}

.page-faq .faq-steps__t {
  flex: 1 1 auto;
  min-width: 0;
}

/* ---------- 提示条 ---------- */
.page-faq .faq-hint {
  margin: 14px 0 0;
  padding: 10px 12px;
  border-left: 2px solid var(--cyan);
  background: rgba(53, 208, 196, 0.08);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 收藏状态对照 ---------- */
.page-faq .faq-states {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: 16px;
}

.page-faq .faq-state {
  padding: 12px 14px;
  border: 1px solid var(--line);
  background: var(--night-deep);
}

.page-faq .faq-state__label {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--dim);
}

.page-faq .faq-state__star {
  margin: 6px 0 4px;
  font-size: 20px;
  line-height: 1;
  color: var(--dim);
}

.page-faq .faq-state__txt {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-faq .faq-state--on {
  border-color: rgba(255, 107, 44, 0.55);
}

.page-faq .faq-state--on .faq-state__star {
  color: var(--orange);
}

/* ---------- 联系卡 ---------- */
.page-faq .faq-support {
  margin-top: clamp(34px, 5vw, 60px);
  padding-top: clamp(26px, 4vw, 40px);
  border-top: 1px solid var(--line);
}

.page-faq .faq-support__card {
  display: grid;
  gap: var(--faq-gap);
  padding: clamp(20px, 3.4vw, 38px);
  border: 1px solid var(--line);
  border-top: 3px solid var(--orange);
  background: linear-gradient(160deg, var(--panel-2) 0%, var(--night-deep) 100%);
}

.page-faq .faq-support__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 3.2vw, 30px);
  line-height: 1.3;
  letter-spacing: 0.04em;
  color: var(--white);
}

.page-faq .faq-support__lede {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--muted);
  max-width: 56ch;
}

.page-faq .faq-support__list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
}

.page-faq .faq-support__item {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  padding: 9px 11px;
  border: 1px solid var(--line-soft);
  background: rgba(6, 19, 38, 0.55);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-faq .faq-support__item .stand-dot {
  margin-top: 6px;
  flex: 0 0 auto;
}

.page-faq .faq-support__side {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 16px;
  border: 1px solid var(--line);
  background: rgba(4, 16, 31, 0.65);
}

.page-faq .faq-support__ck {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--dim);
}

.page-faq .faq-support__cv {
  margin: 4px 0 14px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--white);
  word-break: break-word;
}

.page-faq .faq-support__cv:last-of-type {
  margin-bottom: 0;
}

.page-faq .faq-support__acts {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-faq .faq-support__note {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--dim);
}

.page-faq .faq-support__note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 208, 196, 0.45);
}

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

/* ---------- 媒体查询 ---------- */
@media (min-width: 520px) {
  .page-faq .faq-locate__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: start;
    gap: clamp(28px, 4vw, 56px);
  }

  .page-faq .faq-hero__fig {
    margin-top: 26px;
  }

  .page-faq .faq-support__card {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-rail {
    display: block;
    position: sticky;
    top: calc(var(--header-h) + 16px);
    align-self: start;
  }

  .page-faq .faq-body {
    gap: clamp(24px, 3.6vw, 46px);
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-locate__grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (min-width: 1120px) {
  .page-faq .faq-item__q {
    font-size: 16.5px;
  }

  .page-faq .faq-item__body {
    font-size: 15px;
    padding-right: clamp(20px, 2.6vw, 32px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-tile,
  .page-faq .faq-item,
  .page-faq .faq-item__sign::before,
  .page-faq .faq-item__sign::after,
  .page-faq .faq-rail__link {
    transition: none;
  }

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