.page-faq {
  --faq-cut: 26px;
  --faq-line-bone: rgba(18, 33, 28, .14);
  --faq-muted-bone: #4B5A52;
  --faq-soft-bone: rgba(18, 33, 28, .055);
  background: var(--ink);
  color: var(--on-dark);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 3.6vw, 46px) 0 clamp(38px, 6vw, 88px);
  background:
    radial-gradient(115% 92% at 84% 4%, rgba(200, 240, 74, .10), transparent 60%),
    radial-gradient(100% 90% at 2% 100%, rgba(15, 29, 49, .92), transparent 62%),
    var(--ink);
}
.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(to right, var(--line) 1px, transparent 1px);
  background-size: 88px 100%;
  opacity: .55;
  pointer-events: none;
}
.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  align-items: end;
}
.page-faq .faq-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(33px, 5.4vw, 62px);
  line-height: 1.07;
  letter-spacing: -0.02em;
  color: var(--on-dark);
}
.page-faq .faq-hero__lead {
  margin: 18px 0 0;
  max-width: 58ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.82;
  color: var(--steel);
}
.page-faq .faq-flow {
  list-style: none;
  margin: clamp(24px, 3vw, 34px) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
}
.page-faq .faq-flow a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--line);
  color: var(--steel);
  font-size: 14px;
  text-decoration: none;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}
.page-faq .faq-flow a:hover,
.page-faq .faq-flow a:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}
.page-faq .faq-flow__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--amber);
}
.page-faq .faq-hero__media {
  margin: 0;
  background: var(--turf);
  border: 1px solid var(--line-2);
  clip-path: polygon(0 0, 100% 0, 100% 100%, var(--faq-cut) 100%, 0 calc(100% - var(--faq-cut)));
}
.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-body {
  background: var(--ink);
  padding-bottom: clamp(46px, 6vw, 96px);
}
.page-faq .faq-body__inner {
  display: grid;
  gap: clamp(22px, 3vw, 34px);
  align-items: start;
}

/* ---------- 左侧目录 ---------- */
.page-faq .faq-index__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--steel);
}
.page-faq .faq-index .accordion__item {
  border-top: 1px solid var(--line);
}
.page-faq .faq-index .accordion__item:last-child {
  border-bottom: 1px solid var(--line);
}
.page-faq .faq-index .accordion__trigger {
  width: 100%;
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 15px 0 13px;
  background: none;
  border: 0;
  color: var(--on-dark);
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .01em;
  text-align: left;
  cursor: pointer;
  transition: color .18s var(--ease);
}
.page-faq .faq-index .accordion__trigger:hover,
.page-faq .faq-index .accordion__trigger:focus-visible,
.page-faq .faq-index .accordion__trigger[aria-expanded="true"] {
  color: var(--lime);
}
.page-faq .faq-index .accordion__item.is-active > .accordion__trigger {
  color: var(--lime);
}
.page-faq .faq-index__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--amber);
}
.page-faq .faq-index .accordion__panel-inner {
  padding: 0 0 16px;
}
.page-faq .faq-index__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}
.page-faq .faq-index__links a {
  display: block;
  padding-left: 13px;
  border-left: 2px solid var(--line-2);
  color: var(--steel);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}
.page-faq .faq-index__links a:hover,
.page-faq .faq-index__links a:focus-visible {
  color: var(--lime);
  border-left-color: var(--lime);
}

/* ---------- 右侧答案区 ---------- */
.page-faq .faq-answers {
  background: var(--bone);
  color: var(--on-light);
  padding: clamp(26px, 3.4vw, 52px) clamp(20px, 3.2vw, 54px) clamp(34px, 4vw, 64px);
  clip-path: polygon(var(--faq-cut) 0, 100% 0, 100% 100%, 0 100%, 0 var(--faq-cut));
}
.page-faq .faq-block {
  scroll-margin-top: 96px;
}
.page-faq .faq-block + .faq-block {
  margin-top: clamp(30px, 3.8vw, 52px);
  padding-top: clamp(30px, 3.8vw, 52px);
  border-top: 1px solid var(--faq-line-bone);
}
.page-faq .faq-block__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: clamp(14px, 2vw, 22px);
}
.page-faq .faq-block__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .08em;
  color: var(--clay);
}
.page-faq .faq-block__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(21px, 2.5vw, 30px);
  line-height: 1.18;
  letter-spacing: -0.005em;
  color: var(--on-light);
}

/* ---------- 步骤 ---------- */
.page-faq .faq-steps {
  list-style: none;
  margin: clamp(16px, 2.2vw, 24px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-faq .faq-steps__item {
  padding: 16px 18px 18px;
  background: var(--faq-soft-bone);
  border-left: 3px solid var(--moss);
}
.page-faq .faq-steps__no {
  display: block;
  margin-bottom: 7px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--clay);
}
.page-faq .faq-steps__title {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--on-light);
}
.page-faq .faq-steps__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--faq-muted-bone);
}

/* ---------- 问答 ---------- */
.page-faq .qa {
  scroll-margin-top: 96px;
}
.page-faq .qa + .qa {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--faq-line-bone);
}
.page-faq .faq-block > .qa:first-of-type {
  margin-top: clamp(14px, 1.8vw, 20px);
}
.page-faq .qa__q {
  position: relative;
  margin: 0 0 8px;
  padding-left: 26px;
  font-size: clamp(16px, 1.8vw, 18px);
  font-weight: 700;
  line-height: 1.5;
  color: var(--on-light);
}
.page-faq .qa__q::before {
  content: "Q";
  position: absolute;
  left: 0;
  top: 1px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 400;
  color: var(--clay);
}
.page-faq .qa__a {
  margin: 0 0 0 26px;
  max-width: 64ch;
  font-size: 17px;
  line-height: 1.78;
  color: var(--on-light);
}
.page-faq .qa__note {
  margin: 10px 0 0 26px;
  max-width: 62ch;
  padding-left: 13px;
  border-left: 2px solid var(--clay);
  font-size: 15px;
  line-height: 1.72;
  color: var(--faq-muted-bone);
}
.page-faq .faq-block > p.qa__a {
  margin-left: 0;
  max-width: 64ch;
}

/* ---------- 配图 ---------- */
.page-faq .faq-figure {
  margin: 0 0 clamp(18px, 2.4vw, 28px);
  border: 1px solid var(--faq-line-bone);
  clip-path: polygon(0 0, calc(100% - var(--faq-cut)) 0, 100% var(--faq-cut), 100% 100%, 0 100%);
}
.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}
.page-faq .faq-figure__cap {
  margin: 0;
  padding: 10px 14px 12px;
  background: var(--faq-soft-bone);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: .02em;
  color: var(--faq-muted-bone);
}

/* ---------- 联系卡 ---------- */
.page-faq .faq-contact {
  display: grid;
  gap: 12px;
  margin-bottom: clamp(18px, 2.4vw, 26px);
}
.page-faq .faq-contact__item {
  padding: 16px 18px 18px;
  background: var(--faq-soft-bone);
  border-top: 3px solid var(--moss);
}
.page-faq .faq-contact__label {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--faq-muted-bone);
}
.page-faq .faq-contact__value {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.7vw, 17px);
  font-weight: 700;
  color: var(--on-light);
  overflow-wrap: anywhere;
}
.page-faq .faq-contact__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--faq-muted-bone);
}

/* ---------- 延伸入口 ---------- */
.page-faq .faq-links {
  list-style: none;
  margin: clamp(22px, 2.8vw, 32px) 0 0;
  padding: clamp(18px, 2.4vw, 26px) 0 0;
  border-top: 1px solid var(--faq-line-bone);
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
}
.page-faq .faq-links a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding-bottom: 2px;
  border-bottom: 2px solid var(--clay);
  color: var(--on-light);
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}
.page-faq .faq-links a::after {
  content: "\2192";
  font-family: var(--font-mono);
  font-weight: 400;
  color: var(--clay);
  transition: color .18s var(--ease);
}
.page-faq .faq-links a:hover,
.page-faq .faq-links a:focus-visible {
  color: var(--clay);
  border-bottom-color: var(--on-light);
}
.page-faq .faq-links a:hover::after,
.page-faq .faq-links a:focus-visible::after {
  color: var(--on-light);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-faq .faq-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-faq .faq-contact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  }
}

@media (min-width: 960px) {
  .page-faq .faq-body__inner {
    grid-template-columns: minmax(236px, 300px) minmax(0, 1fr);
    gap: 0;
  }
  .page-faq .faq-index {
    position: sticky;
    top: 92px;
    padding-right: clamp(18px, 2.4vw, 36px);
    max-height: calc(100vh - 116px);
    overflow-y: auto;
  }
  .page-faq .faq-index::-webkit-scrollbar {
    width: 4px;
  }
  .page-faq .faq-index::-webkit-scrollbar-thumb {
    background: var(--line-2);
  }
}

@media (max-width: 479px) {
  .page-faq {
    --faq-cut: 16px;
  }
  .page-faq .qa__a,
  .page-faq .qa__note {
    margin-left: 0;
    
  }
  .page-faq .qa__q {
    padding-left: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-flow a,
  .page-faq .faq-index .accordion__trigger,
  .page-faq .faq-index__links a,
  .page-faq .faq-links a {
    transition: none;
  }
}
<<<END>>>