.page-faq {
  --faq-hair: rgba(30, 74, 61, 0.9);
  --faq-soft: rgba(43, 53, 50, 0.4);
  --faq-soft-open: rgba(43, 53, 50, 0.72);
  --faq-body: rgba(241, 237, 226, 0.8);
  --faq-muted: rgba(241, 237, 226, 0.64);
  color: var(--bone);
}

.page-faq .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 0;
  padding: 22px 0 12px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--moss);
}
.page-faq .breadcrumbs__item + .breadcrumbs__item::before {
  content: "—";
  margin: 0 10px;
  color: var(--line);
}
.page-faq .breadcrumbs__item a {
  color: var(--moss);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.22s ease, border-color 0.22s ease;
}
.page-faq .breadcrumbs__item a:hover,
.page-faq .breadcrumbs__item a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* 首屏 */
.page-faq .faq-hero {
  position: relative;
  padding: 26px 0 44px;
  border-bottom: 1px solid var(--faq-hair);
}
.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 104px;
  height: 2px;
  background: var(--cyan);
}
.page-faq .faq-hero__kicker {
  margin: 0 0 18px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--cyan);
}
.page-faq .faq-hero__title {
  margin: 0 0 22px;
  font-size: clamp(30px, 8.6vw, 58px);
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: -0.01em;
}
.page-faq .faq-hero__lede {
  max-width: 60ch;
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--faq-body);
}
.page-faq .hl {
  color: var(--bone);
  border-bottom: 1px solid var(--cyan);
  font-family: var(--mono);
  padding-bottom: 1px;
}

/* 分类索引 */
.page-faq .faq-index {
  padding: 48px 0 8px;
}
.page-faq .faq-index__head {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 22px;
}
.page-faq .faq-index__title {
  margin: 0;
  font-size: clamp(22px, 5.6vw, 32px);
  font-weight: 700;
  letter-spacing: 0.01em;
}
.page-faq .faq-index__note {
  margin: 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--faq-muted);
}
.page-faq .faq-cats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--faq-hair);
  border: 1px solid var(--faq-hair);
}
.page-faq .faq-cat {
  background: var(--ink);
}
.page-faq .faq-cat__link {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: baseline;
  gap: 14px;
  padding: 18px 16px;
  text-decoration: none;
  color: var(--bone);
  transition: background 0.25s ease;
}
.page-faq .faq-cat__num {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--clay);
}
.page-faq .faq-cat__name {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.01em;
}
.page-faq .faq-cat__count {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--moss);
}
.page-faq .faq-cat__link:hover,
.page-faq .faq-cat__link:focus-visible {
  background: var(--deep);
  outline: none;
}
.page-faq .faq-cat__link:hover .faq-cat__name,
.page-faq .faq-cat__link:focus-visible .faq-cat__name {
  color: var(--cyan);
}

/* 分组 */
.page-faq .faq-group {
  padding: 46px 0 6px;
}
.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 10px;
}
.page-faq .faq-group__title {
  margin: 0;
  font-size: clamp(21px, 5.4vw, 30px);
  font-weight: 700;
  letter-spacing: 0.01em;
}
.page-faq .faq-group__desc {
  margin: 0 0 20px;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--faq-muted);
}
.page-faq .faq-cards {
  max-width: 940px;
}

/* 折叠卡片 */
.page-faq [data-fold]:not([data-open]) .fold__body {
  display: none;
}
.page-faq .faq-card {
  position: relative;
  margin-bottom: 10px;
  border: 1px solid var(--faq-hair);
  border-left: 2px solid transparent;
  background: var(--faq-soft);
  clip-path: polygon(var(--edge) 0, 100% 0, 100% 100%, 0 100%, 0 var(--edge));
  transition: background 0.3s ease, border-color 0.3s ease;
}
.page-faq .faq-card[data-open] {
  background: var(--faq-soft-open);
  border-left-color: var(--cyan);
}
.page-faq .faq-card__trigger {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px 14px;
  width: 100%;
  padding: 16px 16px 16px 14px;
  background: none;
  border: 0;
  text-align: left;
  color: var(--bone);
  font: inherit;
  cursor: pointer;
}
.page-faq .faq-card__trigger:focus-visible {
  outline: 1px solid var(--cyan);
  outline-offset: -1px;
}
.page-faq .faq-card__num {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--clay);
}
.page-faq .faq-card__q {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
}
.page-faq .faq-card__sign {
  position: relative;
  width: 16px;
  height: 16px;
  flex: none;
}
.page-faq .faq-card__sign::before,
.page-faq .faq-card__sign::after {
  content: "";
  position: absolute;
  background: var(--cyan);
  transition: transform 0.28s ease, opacity 0.28s ease;
}
.page-faq .faq-card__sign::before {
  left: 0;
  top: 7px;
  width: 16px;
  height: 2px;
}
.page-faq .faq-card__sign::after {
  left: 7px;
  top: 0;
  width: 2px;
  height: 16px;
}
.page-faq .faq-card[data-open] .faq-card__sign::after {
  transform: scaleY(0);
  opacity: 0;
}
.page-faq .faq-card__body {
  padding: 0 18px 20px 14px;
}
.page-faq .faq-card__body p {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--faq-body);
}

/* 订阅设置 */
.page-faq .faq-sub {
  margin-top: 54px;
  padding: 32px 20px 36px;
  background: linear-gradient(160deg, var(--deep) 0%, rgba(15, 61, 46, 0.35) 100%);
  border-top: 1px solid var(--faq-hair);
  border-bottom: 1px solid var(--faq-hair);
  clip-path: polygon(0 var(--edge), var(--edge) 0, 100% 0, 100% 100%, 0 100%);
}
.page-faq .faq-sub__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}
.page-faq .faq-sub__kicker {
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--cyan);
}
.page-faq .faq-sub__title {
  margin: 0 0 16px;
  font-size: clamp(22px, 5.8vw, 34px);
  line-height: 1.2;
  font-weight: 700;
}
.page-faq .faq-sub__lede {
  margin: 0 0 26px;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--faq-body);
}
.page-faq .faq-sub__ways {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: rgba(56, 242, 196, 0.24);
  border-top: 1px solid rgba(56, 242, 196, 0.3);
}
.page-faq .faq-way {
  background: rgba(11, 16, 14, 0.55);
  padding: 18px 16px 20px;
}
.page-faq .faq-way__num {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--clay);
  margin-bottom: 10px;
}
.page-faq .faq-way__name {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
}
.page-faq .faq-way__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--faq-muted);
}
.page-faq .faq-sub__media {
  margin: 0;
}
.page-faq .faq-sub__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--faq-hair);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--edge)), calc(100% - var(--edge)) 100%, 0 100%);
}
.page-faq .media-frame__caption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--moss);
}

/* 现场预约问答 */
.page-faq .faq-onsite {
  margin-top: 54px;
  padding-top: 34px;
  border-top: 1px solid var(--faq-hair);
}
.page-faq .faq-onsite__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}
.page-faq .faq-onsite__media {
  margin: 0;
}
.page-faq .faq-onsite__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--faq-hair);
  clip-path: polygon(var(--edge) 0, 100% 0, 100% 100%, 0 100%, 0 var(--edge));
}
.page-faq .faq-onsite__title {
  margin: 0 0 22px;
  font-size: clamp(21px, 5.4vw, 30px);
  line-height: 1.25;
  font-weight: 700;
}
.page-faq .faq-onsite__list {
  margin: 0;
}
.page-faq .faq-onsite__item {
  padding: 16px 0 18px 14px;
  border-top: 1px solid var(--faq-hair);
  border-left: 2px solid var(--clay);
}
.page-faq .faq-onsite__item:last-child {
  border-bottom: 1px solid var(--faq-hair);
}
.page-faq .faq-onsite__item dt {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 600;
  color: var(--bone);
}
.page-faq .faq-onsite__item dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--faq-body);
}

/* 兜底提问 */
.page-faq .faq-stuck {
  margin-top: 56px;
  padding: 32px 20px 36px;
  border: 1px solid var(--faq-hair);
  background: var(--faq-soft);
  clip-path: polygon(0 var(--edge), var(--edge) 0, 100% 0, 100% 100%, 0 100%);
}
.page-faq .faq-stuck__title {
  margin: 0 0 14px;
  font-size: clamp(20px, 5vw, 28px);
  font-weight: 700;
}
.page-faq .faq-stuck__lede {
  margin: 0 0 24px;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--faq-body);
}
.page-faq .faq-stuck__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 12px;
}
.page-faq .faq-copy {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: rgba(11, 16, 14, 0.7);
  border: 1px solid var(--cyan);
  color: var(--bone);
  font: inherit;
  cursor: pointer;
  clip-path: polygon(var(--edge) 0, 100% 0, 100% 100%, 0 100%, 0 var(--edge));
  transition: background 0.25s ease;
}
.page-faq .faq-copy:hover,
.page-faq .faq-copy:focus-visible {
  background: rgba(56, 242, 196, 0.12);
  outline: none;
}
.page-faq .faq-copy__value {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  border-bottom: 1px solid var(--cyan);
}
.page-faq .faq-copy__hint {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--moss);
}
.page-faq .faq-copy.is-copied .faq-copy__hint {
  color: var(--orange);
}
.page-faq .faq-stuck__actions .btn {
  display: inline-flex;
  align-items: center;
  padding: 12px 22px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
}
.page-faq .faq-stuck__links {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-faq .faq-stuck__links li {
  font-size: 15px;
  line-height: 1.7;
}
.page-faq .faq-stuck__links a {
  color: var(--bone);
  text-decoration: none;
  border-bottom: 1px solid var(--faq-hair);
  padding-bottom: 2px;
  transition: color 0.22s ease, border-color 0.22s ease;
}
.page-faq .faq-stuck__links a:hover,
.page-faq .faq-stuck__links a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

@media (min-width: 720px) {
  .page-faq .faq-hero {
    padding: 34px 0 56px;
  }
  .page-faq .faq-cats {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-faq .faq-sub {
    padding: 42px 34px 46px;
  }
  .page-faq .faq-sub__grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 40px;
    align-items: center;
  }
  .page-faq .faq-sub__ways {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-faq .faq-onsite__grid {
    grid-template-columns: 0.95fr 1.05fr;
    gap: 40px;
    align-items: center;
  }
  .page-faq .faq-stuck {
    padding: 40px 34px 44px;
  }
  .page-faq .faq-stuck__links {
    grid-template-columns: repeat(3, 1fr);
    gap: 14px 20px;
  }
  .page-faq .faq-card__trigger {
    padding: 18px 22px 18px 18px;
  }
  .page-faq .faq-card__body {
    padding: 0 26px 22px 18px;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-index {
    padding-top: 60px;
  }
  .page-faq .faq-cats {
    grid-template-columns: repeat(5, 1fr);
  }
  .page-faq .faq-cat__link {
    grid-template-columns: 1fr;
    align-content: start;
    gap: 12px;
    padding: 26px 20px 30px;
    min-height: 100%;
  }
  .page-faq .faq-cat__count {
    color: var(--moss);
  }
  .page-faq .faq-group {
    padding-top: 58px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-card,
  .page-faq .faq-card__sign::before,
  .page-faq .faq-card__sign::after,
  .page-faq .faq-cat__link,
  .page-faq .faq-copy,
  .page-faq .faq-stuck__links a {
    transition: none;
  }
}
<<<END>>>