.page-faq {
  --faq-edge: rgba(243, 233, 215, 0.12);
  --faq-edge-soft: rgba(243, 233, 215, 0.07);
  display: block;
  background: var(--ink);
  color: var(--white);
}

.page-faq *,
.page-faq *::before,
.page-faq *::after {
  box-sizing: border-box;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 7rem 0 2.5rem;
  background:
    radial-gradient(130% 100% at 90% 0%, rgba(59, 224, 196, 0.13), transparent 55%),
    radial-gradient(85% 70% at 2% 100%, rgba(124, 31, 44, 0.4), transparent 62%),
    linear-gradient(180deg, var(--panel), var(--ink) 84%);
  border-bottom: 1px solid var(--faq-edge);
  overflow: hidden;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 6px;
  background: var(--red);
}

.page-faq .faq-hero__kicker {
  margin: 1.4rem 0 0.7rem;
  color: var(--gold);
}

.page-faq .faq-hero__title {
  margin: 0 0 1rem;
  max-width: 20ch;
  font-family: var(--font-display);
  font-size: clamp(2.15rem, 8.4vw, 5rem);
  font-weight: 200;
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-faq .faq-hero__lede {
  margin: 0;
  max-width: 62ch;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.9;
  color: rgba(251, 248, 242, 0.8);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.75rem;
  margin: 1.75rem 0 0;
  padding: 1rem 0 0;
  border-top: 1px solid var(--faq-edge);
  list-style: none;
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  color: var(--mute);
}

.page-faq .faq-hero__meta .num {
  color: var(--cyan);
  font-size: 0.95rem;
}

/* ---------- 分栏骨架 ---------- */
.page-faq .faq-body {
  display: grid;
  gap: 2.5rem;
  padding-top: 3rem;
  padding-bottom: 3rem;
}

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

.page-faq .faq-index__list {
  display: flex;
  gap: 0.5rem;
  margin: 1rem 0 0;
  padding: 0 0 0.5rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  list-style: none;
}

.page-faq .faq-index__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 0.85rem;
  background: rgba(18, 32, 54, 0.6);
  border: 1px solid var(--faq-edge);
  color: var(--mute);
  font-size: 0.85rem;
  white-space: nowrap;
  text-decoration: none;
  transition: color 0.24s var(--ease), border-color 0.24s var(--ease), background-color 0.24s var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  color: var(--white);
  border-color: var(--cyan);
  background: rgba(59, 224, 196, 0.08);
}

.page-faq .faq-index__no {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-faq .faq-groups {
  display: grid;
  gap: 3rem;
  min-width: 0;
}

/* ---------- 问答组 ---------- */
.page-faq .faq-group {
  min-width: 0;
  scroll-margin-top: calc(var(--header-h) + 1.5rem);
}

.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  gap: 0.9rem;
  padding-bottom: 0.85rem;
  border-bottom: 2px solid var(--red);
}

.page-faq .faq-group__no {
  flex: 0 0 auto;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 5.6vw, 2.85rem);
  font-weight: 200;
  line-height: 1.08;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-faq .faq-list {
  display: grid;
  margin-top: 0.35rem;
}

.page-faq .faq-item {
  min-width: 0;
  border-bottom: 1px solid var(--faq-edge-soft);
}

.page-faq .faq-item__summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: start;
  gap: 0.7rem;
  margin-left: -2px;
  padding: 1.05rem 0.2rem 1.05rem 0.75rem;
  border-left: 2px solid transparent;
  cursor: pointer;
  list-style: none;
  transition: border-color 0.28s var(--ease), background-color 0.28s var(--ease);
}

.page-faq .faq-item__summary::-webkit-details-marker {
  display: none;
}

.page-faq .faq-item__summary:hover {
  background: rgba(243, 233, 215, 0.03);
}

.page-faq .faq-item[open] > .faq-item__summary {
  border-left-color: var(--cyan);
  background: linear-gradient(90deg, rgba(59, 224, 196, 0.09), transparent 72%);
}

.page-faq .faq-item__q {
  min-width: 0;
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.62;
  color: var(--white);
}

.page-faq .faq-item__mark {
  position: relative;
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
  margin-top: 0.4rem;
}

.page-faq .faq-item__mark::before,
.page-faq .faq-item__mark::after {
  content: "";
  position: absolute;
  background: var(--mute);
  transition: transform 0.28s var(--ease), background-color 0.28s var(--ease);
}

.page-faq .faq-item__mark::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
}

.page-faq .faq-item__mark::after {
  left: 6px;
  top: 0;
  width: 2px;
  height: 14px;
}

.page-faq .faq-item[open] .faq-item__mark::before {
  background: var(--cyan);
}

.page-faq .faq-item[open] .faq-item__mark::after {
  transform: scaleY(0);
}

.page-faq .faq-item__body {
  margin-left: 0.5rem;
  padding: 0.1rem 0 1.5rem 1rem;
  border-left: 1px solid rgba(59, 224, 196, 0.45);
  font-size: 0.94rem;
  line-height: 1.92;
  color: rgba(251, 248, 242, 0.78);
}

.page-faq .faq-item__body > p {
  margin: 0 0 0.7rem;
}

.page-faq .faq-item__body > p:last-child {
  margin-bottom: 0;
}

.page-faq .faq-item__body strong {
  color: var(--cyan);
  font-weight: 600;
}

.page-faq .faq-item__body a {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-item__body a:hover {
  color: var(--cyan);
}

/* ---------- 手机端分步路径 ---------- */
.page-faq .faq-steps {
  margin-top: 0.5rem;
  padding: 2rem 1.1rem 2.25rem;
  background: linear-gradient(180deg, rgba(18, 32, 54, 0.96), rgba(10, 18, 32, 0.96));
  box-shadow: inset 0 0 0 1px var(--faq-edge);
  clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 0 100%);
}

.page-faq .faq-steps__title {
  margin: 0.55rem 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 5.2vw, 2.4rem);
  font-weight: 200;
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-steps__lede {
  margin: 0;
  max-width: 52ch;
  font-size: 0.95rem;
  line-height: 1.85;
  color: rgba(251, 248, 242, 0.72);
}

.page-faq .faq-steps__grid {
  display: grid;
  gap: 2rem;
  margin-top: 1.75rem;
}

.page-faq .faq-steps__figure {
  order: -1;
  margin: 0;
}

.page-faq .faq-steps__figure img,
.page-faq .faq-mobile__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

.page-faq .faq-steps__list {
  position: relative;
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-step {
  position: relative;
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 0.9rem;
  padding-bottom: 1.4rem;
}

.page-faq .faq-step:last-child {
  padding-bottom: 0;
}

.page-faq .faq-step::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 32px;
  bottom: 6px;
  width: 1px;
  background: linear-gradient(180deg, rgba(59, 224, 196, 0.5), rgba(59, 224, 196, 0.05));
}

.page-faq .faq-step:last-child::before {
  display: none;
}

.page-faq .faq-step__dot {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--cyan);
  color: var(--ink);
  font-size: 0.78rem;
}

.page-faq .faq-step__name {
  margin: 0.3rem 0 0.3rem;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--paper);
}

.page-faq .faq-step p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.82;
  color: rgba(251, 248, 242, 0.74);
}

/* ---------- 安卓端首屏模块 ---------- */
.page-faq .faq-mobile {
  display: grid;
  gap: 1.75rem;
  margin-top: 0.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--faq-edge);
}

.page-faq .faq-mobile__title {
  margin: 0.55rem 0 0.85rem;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 4.8vw, 2.15rem);
  font-weight: 200;
  line-height: 1.14;
  color: var(--paper);
}

.page-faq .faq-mobile__lede {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.88;
  color: rgba(251, 248, 242, 0.76);
}

.page-faq .faq-mobile__list {
  display: grid;
  gap: 0.85rem;
  margin: 1.35rem 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-mobile__list li {
  position: relative;
  padding-left: 1.25rem;
  font-size: 0.94rem;
  line-height: 1.82;
  color: rgba(251, 248, 242, 0.76);
}

.page-faq .faq-mobile__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 10px;
  height: 1px;
  background: var(--gold);
}

.page-faq .faq-mobile__list strong {
  color: var(--white);
  font-weight: 600;
}

.page-faq .faq-mobile__more {
  margin: 1.5rem 0 0;
  padding-left: 1rem;
  border-left: 2px solid var(--red);
  font-size: 0.9rem;
  line-height: 1.8;
  color: rgba(251, 248, 242, 0.68);
}

.page-faq .faq-mobile__more a {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-mobile__more a:hover {
  color: var(--cyan);
}

.page-faq .faq-mobile__figure {
  margin: 0;
  max-width: 360px;
}

/* ---------- 可对照的依据 ---------- */
.page-faq .faq-basis {
  margin-top: 1rem;
  padding: 2.75rem 0;
  background: linear-gradient(180deg, rgba(124, 31, 44, 0.22), rgba(10, 18, 32, 0) 88%);
  border-top: 1px solid var(--faq-edge);
  border-bottom: 1px solid var(--faq-edge);
}

.page-faq .faq-basis__title {
  margin: 0.55rem 0 0.9rem;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 5.4vw, 2.7rem);
  font-weight: 200;
  line-height: 1.1;
  letter-spacing: -0.012em;
  color: var(--paper);
}

.page-faq .faq-basis__lede {
  margin: 0;
  max-width: 62ch;
  font-size: 1rem;
  line-height: 1.9;
  color: rgba(251, 248, 242, 0.8);
}

.page-faq .faq-basis__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: 2rem;
  background: var(--faq-edge);
  border: 1px solid var(--faq-edge);
}

.page-faq .faq-basis__card {
  padding: 1.35rem 1.2rem;
  background: var(--ink);
}

.page-faq .faq-basis__num {
  display: block;
  margin-bottom: 0.5rem;
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 4.4vw, 2.1rem);
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--cyan);
}

.page-faq .faq-basis__card:nth-child(2n) .faq-basis__num {
  color: var(--gold);
}

.page-faq .faq-basis__label {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.82;
  color: rgba(251, 248, 242, 0.74);
}

.page-faq .faq-basis__more {
  margin: 1.6rem 0 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: rgba(251, 248, 242, 0.62);
}

.page-faq .faq-basis__more a {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-basis__more a:hover {
  color: var(--cyan);
}

/* ---------- 转人工 ---------- */
.page-faq .faq-cta {
  padding: 3.5rem 0 4rem;
}

.page-faq .faq-cta__title {
  margin: 0.55rem 0 0.9rem;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 5.2vw, 2.55rem);
  font-weight: 200;
  line-height: 1.12;
  letter-spacing: -0.012em;
  color: var(--paper);
}

.page-faq .faq-cta__lede {
  margin: 0;
  max-width: 60ch;
  font-size: 1rem;
  line-height: 1.9;
  color: rgba(251, 248, 242, 0.8);
}

.page-faq .faq-cta__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin: 1.9rem 0 1.6rem;
}

.page-faq .faq-cta__facts .data-chip {
  flex: 1 1 200px;
  min-width: 0;
}

.page-faq .faq-cta__facts .data-chip__value {
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

/* ---------- 平板 ---------- */
@media (min-width: 768px) {
  .page-faq .faq-hero {
    padding-top: 8.5rem;
    padding-bottom: 3.25rem;
  }

  .page-faq .faq-item__body {
    margin-left: 1.75rem;
    padding-left: 1.35rem;
  }

  .page-faq .faq-steps {
    padding: 2.5rem 2rem 2.75rem;
  }

  .page-faq .faq-basis__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-mobile {
    grid-template-columns: minmax(0, 1fr) minmax(0, 300px);
    align-items: start;
    gap: 2.5rem;
  }

  .page-faq .faq-mobile__figure {
    max-width: none;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1024px) {
  .page-faq .faq-body {
    grid-template-columns: minmax(208px, 236px) minmax(0, 1fr);
    gap: 4rem;
    padding-top: 4rem;
    padding-bottom: 4.5rem;
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--header-h) + 1.5rem);
  }

  .page-faq .faq-index__list {
    flex-direction: column;
    gap: 0.15rem;
    overflow: visible;
    padding: 0 0 0 0;
    border-left: 1px solid var(--faq-edge);
  }

  .page-faq .faq-index__link {
    padding: 0.55rem 0 0.55rem 0.95rem;
    margin-left: -1px;
    background: transparent;
    border: 0;
    border-left: 2px solid transparent;
    white-space: normal;
    font-size: 0.88rem;
  }

  .page-faq .faq-index__link:hover,
  .page-faq .faq-index__link:focus-visible {
    border-left-color: var(--cyan);
    background: linear-gradient(90deg, rgba(59, 224, 196, 0.1), transparent 82%);
  }

  .page-faq .faq-groups {
    gap: 4.25rem;
  }

  .page-faq .faq-steps__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.02fr);
    align-items: start;
    gap: 2.75rem;
  }

  .page-faq .faq-steps__figure {
    order: 0;
  }

  .page-faq .faq-item__summary {
    padding-right: 0.5rem;
  }
}

@media (min-width: 1280px) {
  .page-faq .faq-group__head {
    gap: 1.4rem;
  }

  .page-faq .faq-steps {
    padding: 3rem 2.5rem 3.25rem;
  }
}