.page-faq {
  display: block;
  padding: 28px 0 64px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-bottom: 26px;
  border-bottom: 1px dashed var(--rail-line);
}

.page-faq .faq-hero h1 {
  margin: 14px 0 16px;
  font-size: clamp(27px, 6.2vw, 46px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.012em;
  color: var(--white);
  overflow-wrap: break-word;
}

.page-faq .faq-hero__lede {
  margin: 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--trace-light);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  font-size: 13.5px;
  color: var(--trace);
}

.page-faq .faq-hero__meta .mono {
  color: var(--cyan);
  margin-right: 8px;
}

/* ---------- 分类胶囊 ---------- */
.page-faq .cat-filter {
  display: flex;
  gap: 8px;
  margin-top: 20px;
  padding-bottom: 4px;
  overflow-x: auto;
  scrollbar-width: none;
}
.page-faq .cat-filter::-webkit-scrollbar { display: none; }

.page-faq .cat-chip {
  flex: 0 0 auto;
  padding: 7px 14px;
  border: 1px solid var(--rail-line);
  border-radius: 999px;
  background: var(--ink-2);
  color: var(--trace-light);
  font-size: 13px;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color .18s var(--ease-out), color .18s var(--ease-out);
}
.page-faq .cat-chip:hover,
.page-faq .cat-chip:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
}

/* ---------- 两栏布局 ---------- */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  margin-top: 26px;
}

.page-faq .faq-rail {
  display: grid;
  gap: 16px;
  min-width: 0;
}

/* ---------- 问答分组 ---------- */
.page-faq .qa-group {
  padding-top: 20px;
  margin-bottom: 34px;
  border-top: 1px solid var(--rail-line);
  scroll-margin-top: 92px;
}

.page-faq .qa-group__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 10px;
}

.page-faq .qa-group__idx {
  flex: 0 0 auto;
  padding: 2px 7px;
  border: 1px solid var(--rail-line);
  border-radius: 6px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--signal);
}

.page-faq .qa-group__head h2 {
  margin: 0;
  font-size: clamp(19px, 3.6vw, 25px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.006em;
  color: var(--white);
}

.page-faq .qa-group__lede {
  margin: 0 0 16px;
  max-width: 60ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--trace);
}

/* ---------- 手风琴 ---------- */
.page-faq .qa {
  margin-bottom: 12px;
  border: 1px solid var(--rail-line);
  border-left: 3px solid var(--rail-line);
  border-radius: var(--r-sm);
  background: var(--ink-2);
  transition: border-color .2s var(--ease-out), background .2s var(--ease-out);
}

.page-faq .qa[open] {
  border-left-color: var(--cyan);
  background:
    linear-gradient(180deg, rgba(57, 224, 208, .07), rgba(57, 224, 208, 0) 44%),
    var(--ink-2);
}

.page-faq .qa__summary {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--white);
}
.page-faq .qa__summary::-webkit-details-marker { display: none; }

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

.page-faq .qa__num {
  flex: 0 0 auto;
  margin-top: 3px;
  padding: 0 6px;
  border: 1px solid var(--rail-line);
  border-radius: 5px;
  font-size: 11.5px;
  line-height: 19px;
  color: var(--trace);
  transition: color .2s var(--ease-out), border-color .2s var(--ease-out);
}
.page-faq .qa[open] .qa__num {
  color: var(--signal);
  border-color: rgba(255, 122, 47, .45);
}

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

.page-faq .qa__sign {
  position: relative;
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  margin-top: 4px;
  margin-left: auto;
}
.page-faq .qa__sign::before,
.page-faq .qa__sign::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--trace);
  transform: translate(-50%, -50%);
  transition: transform .22s var(--ease-out), background .22s var(--ease-out);
}
.page-faq .qa__sign::before { width: 14px; height: 2px; }
.page-faq .qa__sign::after { width: 2px; height: 14px; }
.page-faq .qa[open] .qa__sign::before { background: var(--cyan); }
.page-faq .qa[open] .qa__sign::after { transform: translate(-50%, -50%) scaleY(0); }

.page-faq .qa__body {
  padding: 0 16px 18px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--trace-light);
  overflow-wrap: break-word;
}
.page-faq .qa__body p { margin: 0 0 12px; }
.page-faq .qa__body p:last-child { margin-bottom: 0; }

.page-faq .qa__link {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}
.page-faq .qa__link:hover { color: var(--white); }

.page-faq .qa__entry {
  padding: 9px 12px;
  margin: 0 0 14px;
  border-left: 2px solid var(--signal);
  border-radius: 0 8px 8px 0;
  background: rgba(255, 122, 47, .08);
  font-size: 13.5px;
  line-height: 1.7;
}

.page-faq .qa__k {
  margin-right: 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--signal);
}

.page-faq .qa__tip {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--rail-line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--trace);
}

/* ---------- 步骤列表 ---------- */
.page-faq .steps {
  position: relative;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}
.page-faq .steps::before {
  content: "";
  position: absolute;
  left: 11px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: var(--rail-line);
}
.page-faq .steps__item {
  position: relative;
  padding-left: 34px;
  margin-bottom: 11px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--trace-light);
}
.page-faq .steps__item:last-child { margin-bottom: 0; }
.page-faq .steps__idx {
  position: absolute;
  left: 0;
  top: 1px;
  width: 22px;
  border: 1px solid var(--rail-line);
  border-radius: 5px;
  background: var(--ink);
  font-size: 11.5px;
  line-height: 18px;
  text-align: center;
  color: var(--cyan);
}

/* ---------- 状态清单 ---------- */
.page-faq .status-list,
.page-faq .opt-list {
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-faq .status-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding: 11px 0;
  border-bottom: 1px dashed var(--rail-line);
  font-size: 14px;
  line-height: 1.7;
}
.page-faq .status-list li:last-child { border-bottom: 0; }

.page-faq .opt-list__item {
  display: grid;
  gap: 6px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--rail-line);
}
.page-faq .opt-list__item:last-child { border-bottom: 0; }
.page-faq .opt-list__k {
  font-size: 13px;
  color: var(--cyan);
}
.page-faq .opt-list__v {
  font-size: 14px;
  line-height: 1.72;
  color: var(--trace-light);
}

/* ---------- 图 ---------- */
.page-faq .qa__figure {
  margin: 0;
  border-radius: var(--r-sm);
  overflow: hidden;
}
.page-faq .qa__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--r-sm);
}
.page-faq .qa__figure--tall img { aspect-ratio: 5 / 6; }
.page-faq .qa__figure--wide { margin-top: 16px; }
.page-faq .qa__figure--wide img { aspect-ratio: 12 / 7; }

.page-faq .qa__body--split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

/* ---------- 侧栏卡片 ---------- */
.page-faq .rail-card {
  padding: 16px;
  border: 1px solid var(--rail-line);
  border-radius: var(--r-md);
  background: var(--ink-2);
}

.page-faq .rail-card__h {
  margin: 8px 0 14px;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--white);
}

.page-faq .layer-map {
  display: block;
  width: 100%;
  height: auto;
}

.page-faq .layer-legend {
  margin: 14px 0 0;
  padding: 14px 0 0;
  border-top: 1px dashed var(--rail-line);
  list-style: none;
  display: grid;
  gap: 8px;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--trace);
}
.page-faq .layer-legend__key {
  display: inline-block;
  min-width: 28px;
  margin-right: 6px;
  color: var(--cyan);
}

.page-faq .rail-card__note {
  margin: 0 0 14px;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--trace-light);
}

.page-faq .rail-card__actions {
  display: grid;
  gap: 10px;
}
.page-faq .rail-card__actions .btn {
  width: 100%;
  text-align: center;
}

/* ---------- 收尾 ---------- */
.page-faq .faq-after {
  margin-top: 12px;
  padding: 22px 18px;
  border: 1px solid var(--rail-line);
  border-radius: var(--r-md);
  background:
    linear-gradient(135deg, rgba(255, 122, 47, .08), rgba(57, 224, 208, .06) 70%),
    var(--ink-2);
}

.page-faq .faq-after h2 {
  margin: 8px 0 12px;
  font-size: clamp(18px, 3.4vw, 23px);
  font-weight: 700;
  line-height: 1.3;
  color: var(--white);
}

.page-faq .faq-after p {
  margin: 0 0 16px;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--trace-light);
}

.page-faq .faq-after__links {
  display: grid;
  gap: 8px;
}

.page-faq .faq-after__link {
  display: block;
  padding: 11px 14px;
  border: 1px solid var(--rail-line);
  border-radius: var(--r-sm);
  background: rgba(11, 23, 41, .5);
  color: var(--trace-light);
  font-size: 14px;
  text-decoration: none;
  transition: border-color .18s var(--ease-out), color .18s var(--ease-out), transform .18s var(--ease-out);
}
.page-faq .faq-after__link::after {
  content: "\2192";
  float: right;
  color: var(--cyan);
}
.page-faq .faq-after__link:hover,
.page-faq .faq-after__link:focus-visible {
  border-color: var(--cyan);
  color: var(--white);
  transform: translateX(3px);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-faq .qa__body { padding: 0 20px 20px 48px; }
  .page-faq .qa__body--split {
    grid-template-columns: minmax(0, 1fr) 190px;
    gap: 22px;
    align-items: start;
  }
  .page-faq .faq-after__links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 980px) {
  .page-faq {
    padding-top: 36px;
  }
  .page-faq .faq-layout {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 40px;
    align-items: start;
  }
  .page-faq .faq-rail {
    position: sticky;
    top: 92px;
  }
  .page-faq .qa__body--split {
    grid-template-columns: minmax(0, 1fr) 210px;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-after {
    padding: 28px 28px 30px;
  }
  .page-faq .faq-after__links {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa,
  .page-faq .qa__sign::before,
  .page-faq .qa__sign::after,
  .page-faq .cat-chip,
  .page-faq .faq-after__link {
    transition: none;
  }
}
<<<END>>>