.page-faq {
  --faq-cut: 26px;
  --faq-line: rgba(18, 28, 58, .12);
  --faq-paper: rgba(250, 245, 234, .78);
  --faq-on-ink: rgba(250, 245, 234, .78);
}

/* ---------- Hero ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 22px 0 34px;
  background: linear-gradient(180deg, var(--indigo-100) 0%, rgba(227, 231, 243, 0) 100%);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 26px;
  margin-top: 22px;
}

.page-faq .faq-hero__lead {
  border-left: 4px solid var(--gold-500);
  padding-left: 18px;
}

.page-faq .faq-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 6.4vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: .01em;
  color: var(--ink-900);
  text-wrap: balance;
}

.page-faq .faq-hero__text {
  margin: 16px 0 0;
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--stone-600);
  max-width: 62ch;
}

.page-faq .faq-hero__meta {
  list-style: none;
  margin: 0;
  padding: 16px 0 0;
  border-top: 2px solid var(--ink-900);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.page-faq .faq-hero__meta li {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.page-faq .faq-num {
  font-family: var(--font-data);
  font-size: 1.15rem;
  line-height: 1.15;
  letter-spacing: -.01em;
  color: var(--ink-900);
}

.page-faq .faq-unit {
  font-size: .72em;
  margin-left: 2px;
}

.page-faq .faq-hero__meta li > span:last-child {
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--stone-600);
}

/* ---------- Hub 两栏骨架 ---------- */
.page-faq .faq-hub {
  padding: 42px 0 6px;
}

.page-faq .faq-hub__grid {
  display: grid;
  gap: 30px;
}

/* ---------- 左栏操作面板 ---------- */
.page-faq .faq-guide__inner {
  position: relative;
  padding: 24px 20px 26px;
  background: var(--gold-200);
  box-shadow: var(--shadow-1);
  clip-path: polygon(0 0, calc(100% - var(--faq-cut)) 0, 100% var(--faq-cut), 100% 100%, var(--faq-cut) 100%, 0 calc(100% - var(--faq-cut)));
}

.page-faq .faq-guide__title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
  line-height: 1.3;
  color: var(--ink-900);
}

.page-faq .faq-guide__note {
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--clay-500);
}

.page-faq .faq-jump {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .faq-jump a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 9px 10px;
  font-family: var(--font-ui);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.5;
  color: var(--ink-900);
  text-decoration: none;
  border-left: 3px solid transparent;
  border-radius: var(--r-sm);
  transition: background .22s var(--ease), border-color .22s var(--ease), transform .22s var(--ease);
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  background: var(--faq-paper);
  border-left-color: var(--coral-500);
  transform: translateX(4px);
  outline: none;
}

.page-faq .faq-jump__num {
  flex: 0 0 auto;
  font-family: var(--font-data);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--clay-500);
}

.page-faq .faq-guide__sub {
  margin: 0 0 0;
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .18em;
  color: var(--indigo-700);
}

.page-faq .faq-modes {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-faq .faq-modes li {
  display: grid;
  gap: 3px;
  padding-left: 12px;
  border-left: 2px solid var(--gold-500);
}

.page-faq .faq-modes strong {
  font-family: var(--font-ui);
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-900);
}

.page-faq .faq-modes span {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--stone-600);
}

.page-faq .faq-guide__fig {
  margin: 22px 0 0;
}

.page-faq .faq-guide__fig img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r-sm);
  background: var(--paper-050);
}

.page-faq .faq-guide__fig figcaption {
  margin-top: 9px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--clay-500);
}

/* ---------- 右栏问答流 ---------- */
.page-faq .faq-stream {
  display: grid;
  gap: 34px;
  min-width: 0;
}

.page-faq .faq-group {
  min-width: 0;
  scroll-margin-top: calc(var(--frame-h) + 24px);
}

.page-faq .faq-group__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--ink-900);
  margin-bottom: 4px;
}

.page-faq .faq-group__head h2 {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 3.6vw, 1.55rem);
  line-height: 1.3;
  color: var(--ink-900);
}

.page-faq .faq-group__idx {
  flex: 0 0 auto;
  font-family: var(--font-data);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--gold-500);
  background: var(--ink-900);
  padding: 4px 7px;
  border-radius: var(--r-sm);
}

.page-faq .faq-group__note {
  margin: 0;
  flex: 1 1 220px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--stone-600);
}

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

.page-faq .faq-stream .accordion__item {
  padding-left: 14px;
  border-bottom: 1px solid var(--faq-line);
  transition: box-shadow .26s var(--ease), border-color .26s var(--ease);
}

.page-faq .faq-stream .accordion__item:has(.accordion__trigger[aria-expanded="true"]) {
  box-shadow: inset 3px 0 0 var(--gold-500);
  border-bottom-color: var(--ink-900);
}

.page-faq .faq-stream .accordion__trigger {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 15px 0;
  margin: 0;
  background: none;
  border: 0;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-ui);
  font-size: 16.5px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--ink-900);
  transition: color .22s var(--ease);
}

.page-faq .faq-stream .accordion__trigger:hover .faq-q__text,
.page-faq .faq-stream .accordion__trigger:focus-visible .faq-q__text {
  color: var(--indigo-700);
}

.page-faq .faq-stream .accordion__trigger:focus-visible {
  outline: 2px solid var(--celadon-500);
  outline-offset: 3px;
}

.page-faq .faq-q__text {
  min-width: 0;
  transition: color .22s var(--ease);
}

.page-faq .faq-stream .accordion__icon {
  position: relative;
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  margin-top: 4px;
}

.page-faq .faq-stream .accordion__icon::before,
.page-faq .faq-stream .accordion__icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 13px;
  height: 2px;
  border-radius: 2px;
  background: var(--clay-500);
  transition: transform .3s var(--ease), background-color .3s var(--ease);
}

.page-faq .faq-stream .accordion__icon::before {
  transform: translate(-50%, -50%) rotate(45deg);
}

.page-faq .faq-stream .accordion__icon::after {
  transform: translate(-50%, -50%) rotate(45deg);
}

.page-faq .faq-stream .accordion__trigger[aria-expanded="true"] .accordion__icon::after {
  transform: translate(-50%, -50%) rotate(-45deg);
}

.page-faq .faq-stream .accordion__trigger[aria-expanded="true"] .accordion__icon::before,
.page-faq .faq-stream .accordion__trigger[aria-expanded="true"] .accordion__icon::after {
  background: var(--coral-500);
}

.page-faq .faq-stream .accordion__panel {
  padding: 0 0 18px;
  max-width: 64ch;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: var(--stone-600);
}

.page-faq .faq-stream .accordion__panel p {
  margin: 0;
}

/* ---------- 路径配图卡 ---------- */
.page-faq .faq-figure {
  margin: 0;
  background: var(--ink-900);
  color: var(--paper-050);
  overflow: hidden;
  clip-path: polygon(0 0, calc(100% - var(--faq-cut)) 0, 100% var(--faq-cut), 100% 100%, var(--faq-cut) 100%, 0 calc(100% - var(--faq-cut)));
}

.page-faq .faq-figure__media img {
  display: block;
  width: 100%;
  height: auto;
  opacity: .92;
}

.page-faq .faq-figure figcaption {
  padding: 16px 20px 20px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--faq-on-ink);
}

.page-faq .faq-figure__tag {
  display: inline-block;
  margin-right: 10px;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--gold-500);
}

/* ---------- 底部行动区 ---------- */
.page-faq .faq-help {
  padding: 44px 0 60px;
}

.page-faq .faq-help__panel {
  display: grid;
  gap: 24px;
  padding: 28px 22px 30px;
  background: var(--ink-900);
  color: var(--paper-050);
  clip-path: polygon(0 0, calc(100% - var(--faq-cut)) 0, 100% var(--faq-cut), 100% 100%, var(--faq-cut) 100%, 0 calc(100% - var(--faq-cut)));
}

.page-faq .faq-help__panel h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 4vw, 1.85rem);
  line-height: 1.28;
  color: var(--paper-050);
}

.page-faq .faq-help__panel p {
  margin: 0;
  max-width: 62ch;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: var(--faq-on-ink);
}

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

.page-faq .faq-help__panel .btn--ghost {
  color: var(--paper-050);
  border-color: rgba(250, 245, 234, .45);
}

.page-faq .faq-help__panel .btn--ghost:hover,
.page-faq .faq-help__panel .btn--ghost:focus-visible {
  border-color: var(--gold-500);
  color: var(--gold-200);
}

.page-faq .faq-help__tail {
  margin: 20px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--stone-600);
}

.page-faq .faq-help__tail a {
  color: var(--indigo-700);
  text-decoration: underline;
  text-decoration-color: var(--gold-500);
  text-underline-offset: 4px;
}

.page-faq .faq-help__tail a:hover,
.page-faq .faq-help__tail a:focus-visible {
  color: var(--coral-500);
  text-decoration-color: var(--coral-500);
}

/* ---------- 断点 ---------- */
@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding: 34px 0 48px;
    background: linear-gradient(101deg, var(--indigo-100) 0 50%, rgba(227, 231, 243, 0) 50.35%);
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1fr) 236px;
    align-items: end;
    gap: 46px;
  }

  .page-faq .faq-hero__lead {
    padding-left: 24px;
  }

  .page-faq .faq-hero__meta {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
    padding: 2px 0 2px 18px;
    border-top: 0;
    border-left: 3px solid var(--gold-500);
  }

  .page-faq .faq-num {
    font-size: 1.45rem;
  }

  .page-faq .faq-help__panel {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 40px;
    padding: 36px 40px 38px;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-hub {
    padding-top: 56px;
  }

  .page-faq .faq-hub__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 46px;
    align-items: start;
  }

  .page-faq .faq-guide {
    position: sticky;
    top: calc(var(--frame-h) + 24px);
  }

  .page-faq .faq-guide__inner {
    padding: 28px 24px 30px;
  }

  .page-faq .faq-stream {
    gap: 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-jump a,
  .page-faq .faq-stream .accordion__icon::before,
  .page-faq .faq-stream .accordion__icon::after,
  .page-faq .faq-stream .accordion__item,
  .page-faq .faq-q__text {
    transition: none;
  }

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