.page-faq {
  --faq-hair: rgba(199, 206, 221, .24);
  --faq-hair-light: rgba(14, 22, 51, .16);
  --faq-card-dark: rgba(9, 15, 38, .5);
  --faq-step-gap: 14px;
  --faq-col: var(--edge);
  padding-top: var(--header-h);
  color: var(--text-on-dark);
  overflow-x: clip;
}

.page-faq .faq-unit {
  font-size: .5em;
  font-weight: 600;
  letter-spacing: 0;
  margin-left: .18em;
  opacity: .82;
}

.page-faq .faq-top {
  background: var(--teal);
}

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

.page-faq .faq-h2 {
  font-family: var(--font-head);
  font-size: clamp(26px, 3.4vw, 44px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -.015em;
  margin: 10px 0 0;
  color: inherit;
}

.page-faq .faq-intro {
  max-width: 62ch;
  margin: 14px 0 0;
  font-size: 16.5px;
  line-height: 1.75;
  color: var(--text-on-dark);
}

.page-faq .section--mist .faq-intro {
  color: var(--graphite);
}

.page-faq .section--mist {
  color: var(--graphite);
}

.page-faq .section--mist .eyebrow,
.page-faq .section--mist .section-index {
  color: var(--cyan-deep);
}

.page-faq .section--teal .eyebrow,
.page-faq .section--teal .section-index,
.page-faq .section--ink .eyebrow,
.page-faq .section--ink .section-index,
.page-faq .section--wine .eyebrow,
.page-faq .section--wine .section-index {
  color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding-block: clamp(44px, 7vw, 88px) clamp(48px, 7vw, 84px);
  background:
    radial-gradient(120% 130% at 88% 0%, rgba(53, 240, 208, .16) 0%, rgba(6, 50, 46, 0) 58%),
    var(--teal);
}

.page-faq .faq-hero__title {
  margin: 14px 0 0;
  max-width: 17ch;
  color: var(--mist);
}

.page-faq .faq-hero__lede {
  max-width: 58ch;
  margin: 22px 0 0;
  font-size: 17px;
  line-height: 1.8;
  color: var(--text-on-dark);
}

.page-faq .faq-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin: 36px 0 0;
  border: 2px solid var(--faq-hair);
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(9, 15, 38, .34);
}

.page-faq .faq-hero__stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 16px;
  border-right: 1px solid var(--faq-hair);
}

.page-faq .faq-hero__stat:last-child {
  border-right: 0;
}

.page-faq .faq-hero__stat .stat__value {
  font-family: var(--font-mono);
  font-size: clamp(30px, 5vw, 48px);
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
}

.page-faq .faq-hero__stat .stat__label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-on-dark-dim);
}

.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 34px;
}

.page-faq .faq-jump__label {
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--text-on-dark-dim);
  margin-right: 4px;
}

.page-faq .faq-jump__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--mist);
  text-decoration: none;
  border: 1.5px solid var(--faq-hair);
  border-radius: var(--radius-pill);
  transition: border-color 160ms var(--ease-out), background 160ms var(--ease-out), color 160ms var(--ease-out);
}

.page-faq .faq-jump__link:hover,
.page-faq .faq-jump__link:focus-visible {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
}

/* ---------- 五步自检 ---------- */
.page-faq .faq-steps {
  padding-block: clamp(48px, 6vw, 80px) clamp(28px, 4vw, 44px);
}

.page-faq .faq-steps__head {
  max-width: 76ch;
}

.page-faq .faq-steps__media {
  margin-top: 34px;
}

.page-faq .faq-steps__media img {
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
  display: block;
}

.page-faq .faq-steps__hint {
  margin: 26px 0 0;
  padding-inline: var(--faq-col);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--cyan-deep);
}

.page-faq .faq-steps__rail {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(252px, 82%);
  gap: var(--faq-step-gap);
  margin: 12px 0 0;
  padding: 6px var(--faq-col) 26px;
  list-style: none;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-steps__rail > * {
  scroll-snap-align: start;
}

.page-faq .faq-steps__rail::-webkit-scrollbar {
  height: 6px;
}

.page-faq .faq-steps__rail::-webkit-scrollbar-track {
  background: var(--faq-hair-light);
  border-radius: var(--radius-pill);
}

.page-faq .faq-steps__rail::-webkit-scrollbar-thumb {
  background: var(--cyan);
  border-radius: var(--radius-pill);
}

.page-faq .faq-step {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px 18px 22px;
  background: #FFFFFF;
  border: 2px solid var(--ink);
  border-top: 5px solid var(--cyan);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
  color: var(--graphite);
}

.page-faq .faq-step__num {
  align-self: flex-start;
  padding: 4px 11px;
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--cyan-deep);
  background: rgba(53, 240, 208, .16);
  border: 1px solid rgba(12, 127, 113, .38);
  border-radius: var(--radius-pill);
}

.page-faq .faq-step__title {
  margin: 2px 0 0;
  font-family: var(--font-head);
  font-size: 21px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--ink);
}

.page-faq .faq-step__row {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 10px;
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--graphite);
}

.page-faq .faq-step__k {
  padding-top: 4px;
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--orange-deep);
}

.page-faq .faq-step__row--ok .faq-step__k {
  color: var(--green-deep);
}

/* ---------- 小屏兼容 ---------- */
.page-faq .faq-compat {
  padding-block: clamp(48px, 6vw, 84px);
}

.page-faq .faq-compat__head {
  display: grid;
  gap: 30px;
  align-items: end;
}

.page-faq .faq-compat__media {
  margin: 0;
  border: 2px solid var(--faq-hair);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-deep);
}

.page-faq .faq-compat__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.page-faq .faq-compat__tabs {
  margin-top: 40px;
}

.page-faq .tabs__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 4px 0 14px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  border-bottom: 1px solid var(--faq-hair);
}

.page-faq .tabs__list::-webkit-scrollbar {
  height: 5px;
}

.page-faq .tabs__list::-webkit-scrollbar-thumb {
  background: var(--faq-hair);
  border-radius: var(--radius-pill);
}

.page-faq .tabs__tab {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 17px;
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 700;
  color: var(--mist);
  background: transparent;
  border: 2px solid var(--faq-hair);
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background 160ms var(--ease-out), color 160ms var(--ease-out), border-color 160ms var(--ease-out);
}

.page-faq .tabs__tab-index {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  opacity: .78;
}

.page-faq .tabs__tab:hover {
  border-color: var(--cyan);
}

.page-faq .tabs__tab[aria-selected="true"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
}

.page-faq .tabs__tab[aria-selected="true"] .tabs__tab-index {
  opacity: 1;
}

.page-faq .tabs__panel {
  padding-top: 26px;
}

.page-faq .tabs__panel[hidden] {
  display: none;
}

.page-faq .faq-compat__col {
  padding: 18px 20px;
  border: 1px solid var(--faq-hair);
  border-left: 4px solid var(--cyan);
  border-radius: var(--radius);
  background: var(--faq-card-dark);
}

.page-faq .faq-compat__col + .faq-compat__col {
  margin-top: 14px;
  border-left-color: var(--orange);
}

.page-faq .faq-compat__ct {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 800;
  color: var(--mist);
}

.page-faq .faq-compat__col p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--text-on-dark);
}

/* ---------- 常见问答 ---------- */
.page-faq .faq-qa {
  padding-block: clamp(48px, 6vw, 84px);
}

.page-faq .faq-qa__grid {
  display: grid;
  gap: 30px;
  margin-top: 38px;
}

.page-faq .faq-group__title {
  margin: 0 0 14px;
  padding-left: 14px;
  font-family: var(--font-head);
  font-size: 19px;
  font-weight: 800;
  color: var(--ink);
  border-left: 5px solid var(--cyan);
}

.page-faq .accordion {
  border-top: 2px solid var(--ink);
}

.page-faq .accordion__item {
  border-bottom: 1px solid var(--faq-hair-light);
}

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

.page-faq .accordion__trigger {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: start;
  gap: 12px;
  width: 100%;
  min-height: 44px;
  padding: 14px 4px;
  background: transparent;
  border: 0;
  text-align: left;
  cursor: pointer;
  color: var(--graphite);
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.55;
}

.page-faq .accordion__q {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--cyan-deep);
  padding-top: 4px;
}

.page-faq .accordion__icon {
  position: relative;
  width: 16px;
  height: 16px;
  margin-top: 5px;
  flex: 0 0 auto;
}

.page-faq .accordion__icon::before,
.page-faq .accordion__icon::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 2px;
  background: var(--cyan-deep);
  transform: translateY(-50%);
  transition: transform 200ms var(--ease-out);
}

.page-faq .accordion__icon::after {
  transform: translateY(-50%) rotate(90deg);
}

.page-faq .accordion__trigger[aria-expanded="true"] .accordion__icon::after {
  transform: translateY(-50%) rotate(0deg);
}

.page-faq .accordion__trigger:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

.page-faq .accordion__panel {
  padding: 0 4px 18px 34px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--graphite);
}

.page-faq .accordion__panel[hidden] {
  display: none;
}

.page-faq .accordion__body {
  border-left: 3px solid var(--cyan);
  padding-left: 14px;
}

/* ---------- 旧版本检索 ---------- */
.page-faq .faq-archive {
  padding-block: clamp(48px, 6vw, 84px);
}

.page-faq .faq-archive__grid {
  display: grid;
  gap: 34px;
}

.page-faq .faq-archive__lead .link-arrow {
  display: inline-block;
  margin-top: 20px;
  color: var(--cyan);
}

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

.page-faq .faq-archive__item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding: 18px 18px 20px;
  border: 2px solid rgba(245, 247, 252, .26);
  border-radius: var(--radius);
  background: rgba(9, 15, 38, .32);
  box-shadow: var(--shadow-hard);
}

.page-faq .faq-archive__n {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  background: var(--cyan);
  border-radius: 50%;
}

.page-faq .faq-archive__t {
  margin: 4px 0 6px;
  font-family: var(--font-head);
  font-size: 16.5px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--mist);
}

.page-faq .faq-archive__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-on-dark);
}

/* ---------- 联系与跟进 ---------- */
.page-faq .faq-contact {
  padding-block: clamp(48px, 6vw, 84px);
}

.page-faq .faq-contact__grid {
  display: grid;
  gap: 30px;
  margin-top: 36px;
}

.page-faq .faq-contact__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-faq .faq-contact__item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--faq-hair);
}

.page-faq .faq-contact__num {
  font-size: 22px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--orange);
}

.page-faq .faq-contact__t {
  margin: 0 0 5px;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 800;
  color: var(--mist);
}

.page-faq .faq-contact__item p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--text-on-dark);
}

.page-faq .faq-contact__card {
  align-self: start;
  padding: 26px 22px 28px;
  border: 2px solid var(--cyan);
  border-radius: var(--radius);
  background: rgba(53, 240, 208, .07);
  box-shadow: 0 26px 52px -34px rgba(0, 0, 0, .95);
}

.page-faq .faq-contact__cardlabel {
  margin: 0 0 14px;
  font-size: 11.5px;
  letter-spacing: .2em;
  color: var(--cyan);
}

.page-faq .faq-contact__mail {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.2vw, 19px);
  font-weight: 700;
  line-height: 1.45;
  color: var(--mist);
  text-decoration: none;
  word-break: break-all;
  border-bottom: 2px solid var(--cyan);
  padding-bottom: 6px;
}

.page-faq .faq-contact__mail:hover,
.page-faq .faq-contact__mail:focus-visible {
  color: var(--cyan);
}

.page-faq .faq-contact__phone {
  margin: 16px 0 0;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--cyan);
}

.page-faq .faq-contact__hours {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text-on-dark-dim);
}

.page-faq .faq-contact__btn {
  margin-top: 20px;
}

.page-faq .faq-follow {
  margin-top: 44px;
  padding-top: 30px;
  border-top: 2px solid var(--faq-hair);
}

.page-faq .faq-follow__title {
  margin: 0 0 20px;
  font-family: var(--font-head);
  font-size: 19px;
  font-weight: 800;
  color: var(--mist);
}

.page-faq .faq-follow__grid {
  display: grid;
  gap: 18px;
}

.page-faq .faq-follow__stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 18px 20px;
  border-left: 4px solid var(--cyan);
  background: var(--faq-card-dark);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.page-faq .faq-follow__stat:nth-child(2) {
  border-left-color: var(--orange);
}

.page-faq .faq-follow__stat:nth-child(3) {
  border-left-color: var(--green);
}

.page-faq .faq-follow__stat .stat__value {
  font-family: var(--font-mono);
  font-size: clamp(28px, 4.2vw, 38px);
  font-weight: 700;
  line-height: 1;
  color: var(--mist);
}

.page-faq .faq-follow__stat .stat__label {
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--text-on-dark-dim);
}

.page-faq .faq-follow__note {
  margin: 22px 0 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-on-dark);
}

.page-faq .faq-more {
  margin: 40px 0 0;
  padding-top: 24px;
  border-top: 1px solid var(--faq-hair);
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-on-dark-dim);
}

.page-faq .faq-more .link-arrow {
  color: var(--cyan);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-hero__stat {
    padding: 22px 22px;
  }

  .page-faq .faq-compat__col + .faq-compat__col {
    margin-top: 16px;
  }

  .page-faq .faq-follow__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-compat__head {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    gap: 44px;
  }

  .page-faq .tabs__list {
    flex-wrap: wrap;
    overflow: visible;
    padding-bottom: 16px;
  }

  .page-faq .tabs__panel {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
    padding-top: 30px;
  }

  .page-faq .tabs__panel[hidden] {
    display: none;
  }

  .page-faq .faq-compat__col + .faq-compat__col {
    margin-top: 0;
  }

  .page-faq .faq-qa__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 36px 32px;
  }

  .page-faq .faq-archive__grid {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    gap: 48px;
  }

  .page-faq .faq-contact__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: 48px;
  }
}

@media (min-width: 1040px) {
  .page-faq .faq-steps__rail {
    grid-auto-columns: minmax(0, 1fr);
    overflow-x: visible;
    scroll-snap-type: none;
    padding-inline: max(var(--faq-col), calc((100% - 1200px) / 2));
    padding-bottom: 12px;
  }

  .page-faq .faq-steps__rail::-webkit-scrollbar {
    display: none;
  }

  .page-faq .faq-steps__hint {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-jump__link,
  .page-faq .tabs__tab,
  .page-faq .accordion__icon::before,
  .page-faq .accordion__icon::after {
    transition: none;
  }

  .page-faq .faq-steps__rail {
    scroll-behavior: auto;
  }
}