.page-faq {
  --faq-rail-w: 24px;
  --faq-gap: clamp(12px, 2.4vw, 28px);
  display: block;
  background: var(--ink);
  color: var(--text);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding-top: calc(var(--header-h) + clamp(36px, 6vw, 92px));
  padding-bottom: clamp(32px, 5vw, 64px);
}

.page-faq .faq-hero__glow {
  position: absolute;
  top: -14%;
  left: -14%;
  width: min(720px, 94vw);
  height: min(720px, 94vw);
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  box-sizing: border-box;
  max-width: var(--maxw);
  margin: 0 auto;
  padding-inline: var(--page-x);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 52px);
}

.page-faq .faq-hero__eyebrow {
  margin: clamp(22px, 3.4vw, 42px) 0 0;
}

.page-faq .faq-hero__title {
  margin: clamp(8px, 1.4vw, 16px) 0 0;
  font-family: var(--font-condensed);
  font-size: clamp(54px, 12vw, 148px);
  font-weight: 700;
  letter-spacing: -.04em;
  line-height: .92;
  color: var(--text);
}

.page-faq .faq-hero__intro {
  margin: clamp(16px, 2.2vw, 26px) 0 0;
  max-width: 34em;
  font-size: clamp(15px, 1.1vw, 17px);
  line-height: 1.9;
  color: rgba(241, 245, 242, .84);
}

.page-faq .faq-hero__figure {
  margin: 0;
}

.page-faq .faq-hero__media {
  position: relative;
  overflow: hidden;
  background: var(--panel);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 46px), calc(100% - 46px) 100%, 0 100%);
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: grayscale(.44) brightness(.8) contrast(1.14) saturate(.72);
}

.page-faq .faq-hero__figcap {
  margin-top: 12px;
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--muted);
}

.page-faq .faq-hero__meta {
  list-style: none;
  margin: 0;
  padding: clamp(18px, 2.6vw, 30px) 0 0;
  border-top: 1px solid var(--grid-line);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(14px, 2vw, 26px);
}

.page-faq .faq-hero__meta-item {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 13.5px;
  line-height: 1.7;
  letter-spacing: .04em;
  color: var(--muted);
}

.page-faq .faq-hero__meta-value {
  font-family: var(--font-mono);
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--amber);
}

.page-faq .faq-hero__meta-text {
  max-width: 34em;
}

/* ---------- 主体 ---------- */
.page-faq .faq-section {
  padding-bottom: clamp(56px, 9vw, 128px);
}

.page-faq .faq-section__inner {
  box-sizing: border-box;
  max-width: var(--maxw);
  margin: 0 auto;
  padding-inline: var(--page-x);
}

.page-faq .faq-groups {
  display: grid;
  gap: clamp(34px, 5.5vw, 78px);
}

.page-faq .faq-group {
  position: relative;
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(12px, 1.8vw, 18px);
  padding: clamp(20px, 3vw, 34px) 0 clamp(16px, 2.2vw, 24px);
  border-top: 1px solid var(--grid-line);
}

.page-faq .faq-group__tag {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  white-space: nowrap;
  padding: 7px 16px 7px 12px;
  color: var(--ink);
  background: var(--amber);
  clip-path: polygon(0 0, 100% 0, calc(100% - 12px) 100%, 0 100%);
}

.page-faq .faq-group--cyan .faq-group__tag {
  background: var(--cyan);
}

.page-faq .faq-group--gold .faq-group__tag {
  background: linear-gradient(100deg, var(--gold-a), var(--gold-b));
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--font-condensed);
  font-size: clamp(23px, 3.2vw, 38px);
  font-weight: 700;
  letter-spacing: -.015em;
  line-height: 1.15;
  color: var(--text);
}

.page-faq .faq-group__lede {
  margin: 10px 0 0;
  max-width: 50ch;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .faq-list {
  display: block;
}

/* ---------- 条目 ---------- */
.page-faq .faq-item {
  display: grid;
  grid-template-columns: var(--faq-rail-w) minmax(0, 1fr);
  column-gap: var(--faq-gap);
  padding: clamp(16px, 2.2vw, 26px) 0;
}

.page-faq .faq-item + .faq-item {
  border-top: 1px solid var(--grid-line);
}

.page-faq .faq-item__rail {
  align-self: start;
  position: sticky;
  top: calc(var(--header-h) + 20px);
}

.page-faq .faq-item__num {
  display: block;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .2em;
  color: var(--muted);
  transition: color var(--base) var(--ease);
}

.page-faq .faq-item:hover .faq-item__num {
  color: rgba(241, 245, 242, .9);
}

.page-faq .faq-item:has(.faq-item__trigger[aria-expanded="true"]) .faq-item__num {
  color: var(--amber);
}

.page-faq .faq-item__body {
  min-width: 0;
}

.page-faq .faq-item__trigger {
  display: flex;
  width: 100%;
  gap: 16px;
  align-items: flex-start;
  justify-content: space-between;
  margin: 0;
  padding: 0;
  background: none;
  border: 0;
  text-align: left;
  color: var(--text);
  font-family: var(--font-condensed);
  font-size: clamp(17px, 1.7vw, 22px);
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: -.005em;
  cursor: pointer;
  transition: color var(--base) var(--ease);
}

.page-faq .faq-item__trigger:hover {
  color: var(--amber);
}

.page-faq .faq-item__trigger:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}

.page-faq .faq-item__trigger .accordion__sign {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 19px;
  line-height: 1.3;
  color: var(--amber);
}

.page-faq .faq-item__panel {
  padding-top: 12px;
}

.page-faq .faq-item__panel:not([hidden]) {
  animation: faq-panel-in 140ms ease-out both;
}

.page-faq .faq-item__answer {
  margin: 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.9;
  color: rgba(241, 245, 242, .9);
}

.page-faq .faq-item__src {
  margin-top: 16px;
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--muted);
}

.page-faq .faq-item__more {
  margin: 12px 0 0;
}

.page-faq .faq-item__more-link {
  font-size: 13.5px;
  letter-spacing: .04em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-12);
  transition: border-color var(--base) var(--ease), color var(--base) var(--ease);
}

.page-faq .faq-item__more-link:hover {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

@keyframes faq-panel-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ---------- 分组配图 ---------- */
.page-faq .faq-figure {
  margin: 0 0 clamp(20px, 3vw, 34px);
}

.page-faq .faq-figure__frame {
  overflow: hidden;
  background: var(--panel);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 48px 100%, 0 calc(100% - 48px));
}

.page-faq .faq-figure__frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: grayscale(.5) brightness(.78) contrast(1.15);
}

.page-faq .faq-figure__cap {
  margin-top: 12px;
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--muted);
}

/* ---------- 继续查阅 ---------- */
.page-faq .faq-next {
  margin-top: clamp(44px, 7vw, 96px);
  border-top: 1px solid var(--grid-line);
  padding-top: clamp(28px, 4.4vw, 56px);
}

.page-faq .faq-next__title {
  margin: 0;
  font-family: var(--font-condensed);
  font-size: clamp(22px, 2.6vw, 32px);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-faq .faq-next__lede {
  margin: 10px 0 clamp(18px, 2.6vw, 30px);
  max-width: 46ch;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .faq-next__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-next__link {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 20px;
  align-items: baseline;
  justify-content: space-between;
  padding: clamp(14px, 1.8vw, 20px) 6px;
  border-bottom: 1px solid var(--grid-line);
  color: var(--text);
  text-decoration: none;
  transition: background var(--base) var(--ease), color var(--base) var(--ease), padding-left var(--base) var(--ease);
}

.page-faq .faq-next__link:hover {
  background: var(--amber-12);
  color: var(--amber);
  padding-left: 16px;
}

.page-faq .faq-next__link:hover .faq-next__note {
  color: var(--amber);
}

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

.page-faq .faq-next__label {
  font-family: var(--font-condensed);
  font-size: clamp(16px, 1.6vw, 20px);
  font-weight: 600;
  letter-spacing: -.005em;
}

.page-faq .faq-next__note {
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--muted);
  transition: color var(--base) var(--ease);
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-faq .faq-hero__meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-hero__meta-item:last-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 760px) {
  .page-faq {
    --faq-rail-w: 40px;
  }

  .page-faq .faq-item__num {
    font-size: 12.5px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-faq .faq-group__head {
    grid-template-columns: 210px minmax(0, 1fr);
    column-gap: clamp(24px, 4vw, 56px);
    align-items: baseline;
  }

  .page-faq .faq-hero__meta {
    grid-template-columns: auto auto minmax(0, 1fr);
    align-items: baseline;
    gap: clamp(28px, 5vw, 72px);
  }

  .page-faq .faq-hero__meta-item:last-child {
    grid-column: auto;
    justify-self: end;
    max-width: 32em;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-item {
    grid-template-columns: var(--faq-rail-w) minmax(0, 46em) minmax(0, 1fr);
  }

  .page-faq .faq-item__body {
    grid-column: 2;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item__panel:not([hidden]) {
    animation: none;
  }

  .page-faq .faq-next__link,
  .page-faq .faq-item__trigger,
  .page-faq .faq-item__num {
    transition: none;
  }
}
<<<END>>>