.page-faq {
  --faq-line: rgba(183, 122, 61, 0.22);
  --faq-line-soft: rgba(255, 255, 255, 0.075);
  position: relative;
  background: var(--ink);
  color: var(--paper);
  padding-bottom: clamp(40px, 7vw, 88px);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding-block: clamp(18px, 4vw, 36px) clamp(30px, 6vw, 62px);
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -22%;
  right: -14%;
  width: 82%;
  height: 138%;
  background: linear-gradient(160deg, rgba(183, 122, 61, 0.2), rgba(183, 122, 61, 0) 62%);
  clip-path: polygon(24% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: -12%;
  bottom: -34%;
  width: 56%;
  height: 96%;
  background: radial-gradient(circle at 30% 70%, rgba(64, 224, 208, 0.13), rgba(64, 224, 208, 0) 68%);
  pointer-events: none;
}

.page-faq .faq-hero-grid {
  position: relative;
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: end;
}

.page-faq .faq-hero-copy h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(29px, 6.2vw, 56px);
  line-height: 1.12;
  letter-spacing: 0.015em;
  color: var(--paper);
}

.page-faq .faq-lede {
  margin: 20px 0 0;
  max-width: 40ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.9;
  color: var(--smoke);
}

.page-faq .faq-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 26px;
}

.page-faq .faq-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border: 1px solid var(--iron);
  border-radius: var(--radius);
  background: rgba(20, 21, 25, 0.72);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-faq .faq-meta-item i {
  display: block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 8px rgba(64, 224, 208, 0.8);
}

.page-faq .faq-hero-media {
  margin: 0;
}

.page-faq .faq-hero-media .media-frame {
  aspect-ratio: 10 / 7;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 24px 60px -30px rgba(0, 0, 0, 0.9);
}

.page-faq .faq-hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.06) brightness(0.92);
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-body {
  padding-top: clamp(4px, 1.6vw, 16px);
}

.page-faq .faq-layout {
  display: grid;
  gap: clamp(22px, 4vw, 52px);
}

/* ---------- 主题索引 ---------- */
.page-faq .faq-rail-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--bronze);
}

.page-faq .faq-rail {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  border-bottom: 1px solid var(--faq-line-soft);
}

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

.page-faq .faq-rail-link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--iron);
  border-radius: 999px;
  font-size: 13px;
  line-height: 1.4;
  color: var(--smoke);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.22s ease, border-color 0.22s ease, background 0.22s ease;
}

.page-faq .faq-rail-link:hover {
  color: var(--gold);
  border-color: var(--bronze-soft);
}

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

.page-faq .faq-rail-num {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  color: var(--bronze);
}

.page-faq .faq-rail-link.is-current {
  color: var(--cyan);
  border-color: var(--cyan-line);
  background: rgba(64, 224, 208, 0.07);
}

.page-faq .faq-rail-link.is-current .faq-rail-num {
  color: var(--cyan);
}

.page-faq .faq-top-link {
  display: none;
}

/* ---------- 问答分组 ---------- */
.page-faq .faq-group {
  scroll-margin-top: calc(var(--header-h) + 24px);
  padding-block: clamp(26px, 4vw, 44px);
  border-top: 1px solid var(--faq-line-soft);
}

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

.page-faq .faq-group-head {
  margin-bottom: clamp(10px, 1.6vw, 18px);
}

.page-faq .faq-group-num {
  display: inline-block;
  margin-bottom: 12px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--faq-line);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.2em;
  color: var(--bronze);
}

.page-faq .faq-group-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 3.2vw, 30px);
  line-height: 1.25;
  letter-spacing: 0.015em;
  color: var(--paper);
}

.page-faq .faq-group-desc {
  margin: 10px 0 0;
  max-width: 48ch;
  font-size: 14px;
  line-height: 1.85;
  color: var(--smoke);
}

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

.page-faq .faq-item > summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 15px 2px 15px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-body);
  font-size: clamp(15px, 1.7vw, 16.5px);
  font-weight: 600;
  line-height: 1.6;
  color: var(--paper);
  transition: color 0.22s ease;
}

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

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

.page-faq .faq-item > summary:hover {
  color: var(--gold);
}

.page-faq .faq-item > summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-faq .faq-item > summary::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1.25;
  color: var(--bronze);
  transition: color 0.22s ease;
}

.page-faq .faq-item[open] > summary::after {
  content: "\2212";
  color: var(--cyan);
}

.page-faq .faq-q-num {
  flex: 0 0 auto;
  min-width: 42px;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--bronze);
  transition: color 0.22s ease;
}

.page-faq .faq-item[open] .faq-q-num {
  color: var(--cyan);
}

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

.page-faq .faq-answer {
  margin: 0 0 18px 42px;
  padding-left: 16px;
  border-left: 1px solid var(--faq-line);
  max-width: 46ch;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--smoke);
  animation: faqReveal 0.32s ease both;
}

.page-faq .faq-answer p {
  margin: 0;
}

.page-faq .faq-answer a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--bronze-line);
}

.page-faq .faq-answer a:hover {
  color: var(--cyan);
  border-color: var(--cyan-line);
}

@keyframes faqReveal {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 段落内插图 ---------- */
.page-faq .faq-inline-media {
  display: grid;
  gap: 12px;
  margin: clamp(18px, 3vw, 26px) 0 2px;
}

.page-faq .faq-inline-media .media-frame {
  aspect-ratio: 9 / 7;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-faq .faq-inline-media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.05) brightness(0.94);
}

.page-faq .faq-media-cap {
  margin: 0;
  padding-left: 14px;
  border-left: 1px solid var(--bronze-line);
  font-size: 13px;
  line-height: 1.85;
  color: var(--smoke);
}

/* ---------- 结尾引导 ---------- */
.page-faq .faq-cta {
  margin-top: clamp(34px, 6vw, 68px);
  border-top: 1px solid var(--bronze-line);
  background: linear-gradient(180deg, rgba(20, 21, 25, 0.9), rgba(10, 10, 12, 0));
}

.page-faq .faq-cta-inner {
  display: grid;
  gap: 18px;
  padding-block: clamp(28px, 5vw, 54px);
}

.page-faq .faq-cta h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 3vw, 27px);
  line-height: 1.3;
  letter-spacing: 0.015em;
  color: var(--paper);
}

.page-faq .faq-cta p {
  margin: 10px 0 0;
  max-width: 44ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--smoke);
}

.page-faq .faq-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-inline-media {
    grid-template-columns: minmax(0, 250px) minmax(0, 1fr);
    align-items: center;
    gap: 24px;
  }

  .page-faq .faq-answer {
    margin-left: 54px;
    padding-left: 20px;
  }
}

@media (min-width: 940px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
  }

  .page-faq .faq-cta-inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-layout {
    grid-template-columns: 244px minmax(0, 1fr);
    align-items: start;
    gap: clamp(36px, 5vw, 68px);
  }

  .page-faq .faq-index-col {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }

  .page-faq .faq-rail {
    display: block;
    overflow: visible;
    padding-bottom: 0;
    border-bottom: 0;
  }

  .page-faq .faq-rail-link {
    display: flex;
    white-space: normal;
    border: 0;
    border-left: 2px solid var(--faq-line-soft);
    border-radius: 0;
    padding: 10px 0 10px 14px;
    font-size: 13.5px;
    line-height: 1.55;
  }

  .page-faq .faq-rail-link.is-current {
    background: none;
    border-left-color: var(--cyan);
  }

  .page-faq .faq-top-link {
    display: inline-flex;
    margin-top: 20px;
    padding-bottom: 3px;
    border-bottom: 1px solid var(--hair-strong);
    font-family: var(--font-mono);
    font-size: 11.5px;
    letter-spacing: 0.1em;
    color: var(--smoke);
    text-decoration: none;
    transition: color 0.22s ease, border-color 0.22s ease;
  }

  .page-faq .faq-top-link:hover {
    color: var(--cyan);
    border-bottom-color: var(--cyan-line);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-answer {
    animation: none;
  }

  .page-faq .faq-rail-link,
  .page-faq .faq-item > summary,
  .page-faq .faq-q-num {
    transition: none;
  }
}
<<<END>>>