.page-faq {
  --faq-cut: var(--cut);
  --faq-pad: clamp(52px, 8vw, 96px);
  background: var(--paper);
  color: var(--ink);
}

/* ---------- 面包屑 ---------- */
.page-faq .breadcrumb {
  padding: 16px 0 0;
  background: var(--paper);
}
.page-faq .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--stone);
}
.page-faq .breadcrumb__item {
  display: flex;
  align-items: center;
  gap: 6px;
}
.page-faq .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  color: var(--stone);
  opacity: .55;
}
.page-faq .breadcrumb__item a {
  color: var(--indigo-500);
  text-decoration: none;
}
.page-faq .breadcrumb__item a:hover,
.page-faq .breadcrumb__item a:focus-visible {
  text-decoration: underline;
}

/* ---------- 通用小件 ---------- */
.page-faq .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .16em;
  color: var(--red);
}
.page-faq .eyebrow::before {
  content: "";
  width: 18px;
  height: 2px;
  background: currentColor;
}
.page-faq .eyebrow--light {
  color: var(--ochre);
}
.page-faq h2 {
  margin: 10px 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 4.2vw, 40px);
  line-height: 1.14;
  letter-spacing: -.02em;
  color: var(--indigo-900);
}
.page-faq .prose {
  margin: 0 0 16px;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}
.page-faq a {
  color: var(--indigo-500);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 3vw, 34px) 0 var(--faq-pad);
  background: var(--paper);
}
.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -70px;
  right: -80px;
  width: 280px;
  height: 280px;
  background: repeating-linear-gradient(114deg, rgba(196, 64, 46, .16) 0 2px, transparent 2px 17px);
  transform: rotate(-7deg);
  pointer-events: none;
}
.page-faq .faq-hero__grid {
  position: relative;
  align-items: end;
  margin-top: 4px;
}
.page-faq .faq-hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(38px, 8.2vw, 76px);
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--indigo-900);
}
.page-faq .faq-hero h1 em {
  font-style: normal;
  color: var(--red);
  box-shadow: inset 0 -.12em 0 rgba(217, 162, 39, .55);
}
.page-faq .faq-hero__aside {
  padding-top: clamp(18px, 3vw, 0px);
}
.page-faq .faq-hero__lede {
  margin: 0 0 22px;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.78;
  color: var(--ink);
}
.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-faq .faq-hero__stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: clamp(30px, 5vw, 52px) 0 0;
  padding: 22px 0 0;
  list-style: none;
  border-top: 1px solid var(--line-light);
}
.page-faq .faq-stat {
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.page-faq .faq-stat__num {
  font-family: var(--font-mono);
  font-size: clamp(28px, 4vw, 36px);
  font-weight: 700;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  color: var(--indigo-900);
}
.page-faq .faq-stat:nth-child(2) .faq-stat__num { color: var(--red); }
.page-faq .faq-stat:nth-child(3) .faq-stat__num { color: var(--teal); }
.page-faq .faq-stat__label {
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--stone);
}

/* ---------- 01 三步定位 ---------- */
.page-faq .faq-steps {
  position: relative;
  overflow: hidden;
  padding: var(--faq-pad) 0;
  background: var(--indigo-900);
  color: var(--paper);
}
.page-faq .faq-steps__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}
.page-faq .faq-steps__bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .16;
}
.page-faq .faq-steps__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 27, 51, .82), rgba(15, 27, 51, .96));
}
.page-faq .faq-steps__ribbon {
  display: none;
}
.page-faq .faq-steps__inner {
  position: relative;
  z-index: 1;
}
.page-faq .faq-steps h2 {
  color: var(--paper);
  max-width: 18em;
}
.page-faq .faq-steps__note {
  margin: 0;
  max-width: 32em;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(246, 241, 231, .72);
}
.page-faq .faq-steps__track {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: clamp(28px, 4vw, 48px);
}
.page-faq .faq-step__panel {
  height: 100%;
  background: rgba(28, 46, 84, .62);
  border: 1px solid var(--line-dark);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--faq-cut)), calc(100% - var(--faq-cut)) 100%, 0 100%);
  transition: background .3s var(--ease), border-color .3s var(--ease);
}
.page-faq .faq-step__panel[open] {
  background: var(--indigo-700);
  border-color: rgba(217, 162, 39, .45);
}
.page-faq .faq-step__summary {
  display: block;
  padding: 22px 20px 18px;
  list-style: none;
  cursor: pointer;
}
.page-faq .faq-step__summary::-webkit-details-marker { display: none; }
.page-faq .faq-step__summary:focus-visible {
  outline: 2px solid var(--ochre);
  outline-offset: -4px;
}
.page-faq .faq-step__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 38px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.02em;
  font-variant-numeric: tabular-nums;
  color: var(--red);
}
.page-faq .faq-step__panel[open] .faq-step__num {
  color: var(--ochre);
}
.page-faq .faq-step__title {
  display: block;
  margin-top: 10px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 22px;
  line-height: 1.25;
  letter-spacing: -.01em;
  color: var(--paper);
}
.page-faq .faq-step__time {
  display: inline-block;
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: .08em;
  color: rgba(168, 216, 206, .9);
}
.page-faq .faq-step__body {
  padding: 0 20px 22px;
}
.page-faq .faq-step__body p {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(246, 241, 231, .82);
}
.page-faq .faq-step__hint {
  margin: 0 !important;
  padding-left: 10px;
  border-left: 2px solid var(--teal);
  color: var(--mist) !important;
  font-size: 13.5px !important;
}
.page-faq .faq-steps__total {
  margin: clamp(24px, 4vw, 40px) 0 0;
  padding-top: 16px;
  border-top: 1px dashed rgba(246, 241, 231, .22);
  font-size: 14px;
  line-height: 1.7;
  color: rgba(246, 241, 231, .7);
}

/* ---------- 02 常查记录 ---------- */
.page-faq .faq-records {
  padding: var(--faq-pad) 0;
  background: var(--paper);
}
.page-faq .faq-records__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}
.page-faq .faq-records__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink);
}
.page-faq .faq-records__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 7px;
  height: 7px;
  background: var(--teal);
}
.page-faq .faq-records__list strong {
  color: var(--indigo-900);
  font-weight: 700;
}
.page-faq .faq-record-card {
  background: var(--paper-hi);
  border: 1px solid var(--line-light);
  border-top: 4px solid var(--red);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--faq-cut)), calc(100% - var(--faq-cut)) 100%, 0 100%);
  padding: 24px 22px 26px;
}
.page-faq .faq-record-card__label {
  margin: 0 0 16px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .16em;
  color: var(--stone);
}
.page-faq .faq-record-card__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}
.page-faq .faq-record-card__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line-light);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink);
}
.page-faq .faq-record-card__tag {
  flex: 0 0 auto;
  padding: 2px 8px;
  background: var(--indigo-900);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 11.5px;
  letter-spacing: .06em;
}
.page-faq .faq-record-card__meta {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--stone);
}

/* ---------- 03 教程索引 ---------- */
.page-faq .faq-index {
  padding: var(--faq-pad) 0;
  background: var(--paper-hi);
}
.page-faq .faq-index__media {
  margin: 22px 0 0;
  aspect-ratio: 3 / 2;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--faq-cut)), calc(100% - var(--faq-cut)) 100%, 0 100%);
  overflow: hidden;
  background: var(--indigo-700);
}
.page-faq .faq-index__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .9;
}
.page-faq .faq-index__list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: faq-index;
}
.page-faq .faq-index__item {
  display: grid;
  grid-template-columns: 40px 1fr;
  align-items: start;
  gap: 4px 12px;
  padding: 15px 4px 15px 0;
  border-bottom: 1px solid var(--line-light);
  transition: transform .25s var(--ease), background .25s var(--ease);
}
.page-faq .faq-index__item:first-child {
  border-top: 1px solid var(--line-light);
}
.page-faq .faq-index__item:hover {
  transform: translateX(4px);
  background: var(--paper);
}
.page-faq .faq-index__num {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.6;
  font-variant-numeric: tabular-nums;
  color: var(--red);
}
.page-faq .faq-index__item:nth-child(3n+2) .faq-index__num { color: var(--teal); }
.page-faq .faq-index__item:nth-child(3n) .faq-index__num { color: var(--ochre); }
.page-faq .faq-index__text {
  min-width: 0;
}
.page-faq .faq-index__name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 18px;
  line-height: 1.4;
  letter-spacing: -.01em;
  color: var(--indigo-900);
}
.page-faq .faq-index__desc {
  margin: 4px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--stone);
}
.page-faq .faq-index__count {
  grid-column: 2;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--stone);
}
.page-faq .faq-index__foot {
  margin: 20px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--stone);
}

/* ---------- 04 高频疑问 ---------- */
.page-faq .faq-ask {
  padding: var(--faq-pad) 0;
  background: var(--indigo-900);
  color: var(--paper);
}
.page-faq .faq-ask h2 {
  color: var(--paper);
}
.page-faq .faq-ask__head {
  margin-bottom: clamp(24px, 4vw, 36px);
}
.page-faq .faq-ask__list {
  display: grid;
  gap: 10px;
}
.page-faq .faq-item {
  background: var(--indigo-700);
  border: 1px solid var(--line-dark);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--faq-cut)), calc(100% - var(--faq-cut)) 100%, 0 100%);
}
.page-faq .faq-item summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 17px 20px;
  list-style: none;
  cursor: pointer;
}
.page-faq .faq-item summary::-webkit-details-marker { display: none; }
.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--ochre);
  outline-offset: -4px;
}
.page-faq .faq-item__q {
  font-size: 15px;
  line-height: 1.6;
  color: var(--paper);
}
.page-faq .faq-item__plus {
  position: relative;
  flex: 0 0 18px;
  width: 18px;
  height: 18px;
  margin-top: 3px;
}
.page-faq .faq-item__plus::before,
.page-faq .faq-item__plus::after {
  content: "";
  position: absolute;
  background: var(--ochre);
  transition: transform .3s var(--ease);
}
.page-faq .faq-item__plus::before {
  left: 0;
  right: 0;
  top: 8px;
  height: 2px;
}
.page-faq .faq-item__plus::after {
  top: 0;
  bottom: 0;
  left: 8px;
  width: 2px;
}
.page-faq .faq-item[open] .faq-item__plus::after {
  transform: scaleY(0);
}
.page-faq .faq-item__a {
  padding: 0 20px 18px;
}
.page-faq .faq-item__a p {
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--line-dark);
  font-size: 14px;
  line-height: 1.75;
  color: rgba(246, 241, 231, .8);
}

/* ---------- 05 求助 ---------- */
.page-faq .faq-help {
  padding: var(--faq-pad) 0;
  background: var(--paper);
}
.page-faq .faq-help__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}
.page-faq .faq-help__list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: var(--paper-hi);
  border-left: 3px solid var(--teal);
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--ink);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
}
.page-faq .faq-help__idx {
  flex: 0 0 22px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--red);
}
.page-faq .faq-help__note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--stone);
}
.page-faq .faq-help__more {
  margin: 20px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--stone);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-hero__stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
  .page-faq .faq-stat {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .page-faq .faq-index__item {
    grid-template-columns: 48px 1fr auto;
    align-items: baseline;
    gap: 4px 16px;
    padding: 16px 8px 16px 0;
  }
  .page-faq .faq-index__count {
    grid-column: auto;
  }
  .page-faq .faq-record-card__list li {
    font-size: 13.5px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-steps__track {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    align-items: start;
  }
  .page-faq .faq-step:nth-child(2) { margin-top: 32px; }
  .page-faq .faq-step:nth-child(3) { margin-top: 64px; }
  .page-faq .faq-steps__ribbon {
    display: block;
    position: absolute;
    left: 0;
    right: 0;
    bottom: 6%;
    width: 100%;
    height: 130px;
    color: var(--ochre);
    opacity: .3;
    z-index: 0;
    pointer-events: none;
  }
  .page-faq .faq-record-card {
    padding: 32px 30px 34px;
  }
  .page-faq .faq-ask__list {
    gap: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    animation-duration: .001ms !important;
    transition-duration: .001ms !important;
  }
  .page-faq .faq-index__item:hover {
    transform: none;
  }
}
<<<END>>>