.page-faq {
  --faq-line: rgba(43, 48, 54, .14);
  --faq-tint: rgba(11, 76, 140, .05);
  background: var(--wgs-mist);
  color: var(--wgs-ink);
  font-family: var(--wgs-font-body);
  overflow-x: hidden;
}

/* ============ 首屏 ============ */
.page-faq .faq-hero {
  position: relative;
  background: var(--wgs-blue-deep);
  color: var(--wgs-white);
  padding: 22px 0 48px;
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 38%;
  height: 46%;
  background: var(--wgs-blue);
  clip-path: polygon(0 100%, 0 34%, 100% 100%);
  opacity: .55;
  pointer-events: none;
}

.page-faq .faq-hero__shell {
  position: relative;
  z-index: 2;
}

.page-faq .faq-crumb {
  margin: 0 0 26px;
}

.page-faq .faq-crumb a {
  color: rgba(255, 255, 255, .68);
}

.page-faq .faq-crumb li[aria-current] {
  color: var(--wgs-white);
}

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

.page-faq .faq-hero__eyebrow {
  margin: 0 0 14px;
  font-family: var(--wgs-font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--wgs-neon);
}

.page-faq .faq-hero__title {
  margin: 0 0 18px;
  font-family: var(--wgs-font-title);
  font-weight: 900;
  font-size: clamp(34px, 9vw, 68px);
  line-height: 1.04;
  letter-spacing: -.02em;
  color: var(--wgs-white);
}

.page-faq .faq-hero__text {
  margin: 0 0 28px;
  max-width: 48ch;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .84);
}

.page-faq .faq-hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0 0 28px;
  background: rgba(255, 255, 255, .18);
  border: 1px solid rgba(255, 255, 255, .18);
}

.page-faq .faq-fact {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0 4px;
  padding: 13px 14px;
  background: rgba(6, 46, 86, .72);
}

.page-faq .faq-fact__no {
  font-family: var(--wgs-font-mono);
  font-size: 25px;
  font-weight: 700;
  line-height: 1;
  color: var(--wgs-white);
}

.page-faq .faq-fact__unit {
  font-family: var(--wgs-font-mono);
  font-size: 12px;
  color: var(--wgs-orange);
}

.page-faq .faq-fact__label {
  flex-basis: 100%;
  margin-top: 6px;
  font-size: 12px;
  letter-spacing: .05em;
  color: rgba(255, 255, 255, .6);
}

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

.page-faq .faq-hero__actions .wgs-btn--ghost {
  border-color: rgba(255, 255, 255, .5);
  color: var(--wgs-white);
}

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

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 7;
  object-fit: cover;
  clip-path: polygon(0 5%, 100% 0, 100% 100%, 0 95%);
}

/* ============ 主体两栏 ============ */
.page-faq .faq-body {
  display: grid;
  gap: 20px;
  padding-top: 28px;
  padding-bottom: 56px;
}

/* 索引 */
.page-faq .faq-aside {
  position: sticky;
  top: 0;
  z-index: 5;
  margin: 0 -20px;
  padding: 10px 20px 12px;
  background: var(--wgs-mist);
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-aside__title {
  margin: 0 0 10px;
  font-family: var(--wgs-font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--wgs-mid);
}

.page-faq .faq-toc {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-toc li {
  flex: none;
}

.page-faq .faq-toc a {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border: 1px solid var(--faq-line);
  border-radius: 999px;
  background: var(--wgs-white);
  color: var(--wgs-ink);
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color .18s ease, color .18s ease;
}

.page-faq .faq-toc a:hover,
.page-faq .faq-toc a:focus-visible {
  border-color: var(--wgs-orange);
  color: var(--wgs-blue-deep);
}

.page-faq .faq-toc__no {
  font-family: var(--wgs-font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--wgs-orange);
}

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

/* ============ 问答组 ============ */
.page-faq .faq-answers {
  min-width: 0;
}

.page-faq .faq-group {
  margin: 0 0 44px;
  scroll-margin-top: 130px;
}

.page-faq .faq-group__head {
  position: relative;
  margin: 0 0 18px;
  padding: 0 0 14px;
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-group__head::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 72px;
  height: 3px;
  background: var(--wgs-orange);
}

.page-faq .faq-group__no {
  display: inline-block;
  margin: 0 0 12px;
  padding: 3px 9px;
  font-family: var(--wgs-font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--wgs-blue-deep);
  background: var(--wgs-orange);
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--wgs-font-title);
  font-weight: 900;
  font-size: clamp(24px, 5.4vw, 34px);
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--wgs-blue-deep);
}

.page-faq .faq-group__note {
  margin: 8px 0 0;
  max-width: 52ch;
  font-size: 14px;
  line-height: 1.7;
  color: var(--wgs-mid);
}

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

/* ============ 问答列表 ============ */
.page-faq .faq-list {
  background: var(--wgs-white);
  border: 1px solid var(--faq-line);
}

.page-faq .faq-item + .faq-item {
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-item > summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: start;
  gap: 12px;
  padding: 16px 16px;
  cursor: pointer;
  list-style: none;
  transition: background-color .18s ease;
}

.page-faq .faq-item > summary::-webkit-details-marker {
  display: none;
}

.page-faq .faq-item > summary:hover {
  background: var(--faq-tint);
}

.page-faq .faq-item[open] > summary {
  background: var(--faq-tint);
}

.page-faq .faq-item__no {
  display: inline-block;
  padding: 3px 6px;
  margin-top: 2px;
  font-family: var(--wgs-font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--wgs-blue-deep);
  background: var(--wgs-orange);
}

.page-faq .faq-item__q {
  font-family: var(--wgs-font-title);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.55;
  color: var(--wgs-blue-deep);
}

.page-faq .faq-item__mark {
  position: relative;
  width: 20px;
  height: 20px;
  margin-top: 4px;
  flex: none;
}

.page-faq .faq-item__mark::before,
.page-faq .faq-item__mark::after {
  content: "";
  position: absolute;
  background: var(--wgs-blue);
  transition: transform .2s ease, opacity .2s ease;
}

.page-faq .faq-item__mark::before {
  left: 1px;
  top: 9px;
  width: 18px;
  height: 2px;
}

.page-faq .faq-item__mark::after {
  left: 9px;
  top: 1px;
  width: 2px;
  height: 18px;
}

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

.page-faq .faq-item__body {
  padding: 2px 16px 22px;
}

.page-faq .faq-item__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--wgs-ink);
}

.page-faq .faq-num {
  font-family: var(--wgs-font-mono);
  font-weight: 700;
  color: var(--wgs-blue-deep);
  border-bottom: 2px solid var(--wgs-orange);
  padding-bottom: 1px;
  white-space: nowrap;
}

.page-faq .faq-conds {
  display: grid;
  gap: 8px;
  margin: 14px 0 0;
  padding: 14px 16px;
  list-style: none;
  background: var(--wgs-mist);
  border-left: 3px solid var(--wgs-cyan);
}

.page-faq .faq-conds li {
  position: relative;
  padding-left: 14px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--wgs-mid);
}

.page-faq .faq-conds li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 5px;
  height: 5px;
  background: var(--wgs-orange);
}

/* 图片 */
.page-faq .faq-figure {
  margin: 0 0 18px;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-faq .faq-figure figcaption {
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--wgs-mid);
}

/* ============ 客服区块 ============ */
.page-faq .faq-ask {
  position: relative;
  margin: 0 0 40px;
  padding: 28px 22px;
  background: var(--wgs-blue);
  color: var(--wgs-white);
  scroll-margin-top: 130px;
  overflow: hidden;
}

.page-faq .faq-ask::before {
  content: "";
  position: absolute;
  right: -60px;
  top: -40px;
  width: 200px;
  height: 200px;
  background: var(--wgs-cyan);
  opacity: .16;
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}

.page-faq .faq-ask > * {
  position: relative;
  z-index: 1;
}

.page-faq .faq-ask__no {
  display: inline-block;
  margin: 0 0 12px;
  padding: 3px 9px;
  font-family: var(--wgs-font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--wgs-blue-deep);
  background: var(--wgs-neon);
}

.page-faq .faq-ask__title {
  margin: 0 0 14px;
  font-family: var(--wgs-font-title);
  font-weight: 900;
  font-size: clamp(22px, 5vw, 30px);
  line-height: 1.2;
  color: var(--wgs-white);
}

.page-faq .faq-ask__text {
  margin: 0 0 10px;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .85);
}

.page-faq .faq-ask__meta {
  margin: 0 0 22px;
  font-family: var(--wgs-font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--wgs-neon);
}

.page-faq .faq-ask__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.page-faq .faq-ask__chip {
  max-width: 100%;
}

.page-faq .faq-ask__chip .wgs-chip__val {
  word-break: break-all;
}

/* ============ 底部联系条 ============ */
.page-faq .faq-contactbar {
  position: sticky;
  bottom: 0;
  z-index: 8;
  background: var(--wgs-ink);
  border-top: 3px solid var(--wgs-orange);
}

.page-faq .faq-contactbar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-top: 12px;
  padding-bottom: 12px;
}

.page-faq .faq-contactbar__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: rgba(255, 255, 255, .82);
}

.page-faq .faq-contactbar__acts {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-faq .faq-contactbar__chip {
  max-width: 100%;
  border-color: rgba(255, 255, 255, .34);
  background: transparent;
  color: var(--wgs-white);
}

.page-faq .faq-contactbar__chip .wgs-chip__key {
  color: var(--wgs-neon);
}

.page-faq .faq-contactbar__chip .wgs-chip__val {
  color: rgba(255, 255, 255, .88);
  word-break: break-all;
}

.page-faq .faq-contactbar__chip:hover,
.page-faq .faq-contactbar__chip:focus-visible {
  border-color: var(--wgs-neon);
}

/* ============ 响应式 ============ */
@media (min-width: 640px) {
  .page-faq .faq-hero {
    padding: 26px 0 58px;
  }

  .page-faq .faq-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-item > summary {
    gap: 16px;
    padding: 18px 22px;
  }

  .page-faq .faq-item__q {
    font-size: 17px;
  }

  .page-faq .faq-item__body {
    padding: 4px 22px 24px 68px;
  }

  .page-faq .faq-item__body p {
    font-size: 16px;
  }

  .page-faq .faq-ask {
    padding: 36px 34px;
  }
}

@media (min-width: 860px) {
  .page-faq .faq-group--sizing .faq-group__body,
  .page-faq .faq-group__body {
    min-width: 0;
  }

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

  .page-faq .faq-figure figcaption {
    font-size: 13px;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-hero {
    padding: 30px 0 76px;
  }

  .page-faq .faq-hero::before {
    width: 30%;
    height: 62%;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr);
    gap: 56px;
    align-items: center;
  }

  .page-faq .faq-hero__media img {
    clip-path: polygon(0 9%, 100% 0, 100% 100%, 0 91%);
  }

  .page-faq .faq-body {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 56px;
    padding-top: 60px;
    padding-bottom: 88px;
  }

  .page-faq .faq-aside {
    position: sticky;
    top: 96px;
    align-self: start;
    margin: 0;
    padding: 0;
    background: transparent;
    border-bottom: 0;
  }

  .page-faq .faq-aside__title {
    margin-bottom: 14px;
    font-size: 12px;
  }

  .page-faq .faq-toc {
    display: block;
    overflow: visible;
    padding: 0;
    border-left: 2px solid var(--faq-line);
  }

  .page-faq .faq-toc a {
    margin-left: -2px;
    padding: 9px 0 9px 16px;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0;
    background: transparent;
    font-size: 15px;
    white-space: normal;
  }

  .page-faq .faq-toc a:hover,
  .page-faq .faq-toc a:focus-visible {
    border-left-color: var(--wgs-orange);
    color: var(--wgs-blue-deep);
  }

  .page-faq .faq-aside__more {
    display: block;
    margin-top: 26px;
    padding: 16px 0 0 16px;
    border-top: 1px solid var(--faq-line);
  }

  .page-faq .faq-aside__more-text {
    margin: 0 0 8px;
    font-size: 13px;
    line-height: 1.7;
    color: var(--wgs-mid);
  }

  .page-faq .faq-aside__more-link {
    font-size: 14px;
    color: var(--wgs-blue);
    text-decoration: none;
    border-bottom: 1px solid var(--wgs-cyan);
  }

  .page-faq .faq-aside__more-link:hover,
  .page-faq .faq-aside__more-link:focus-visible {
    border-bottom-color: var(--wgs-orange);
    color: var(--wgs-blue-deep);
  }

  .page-faq .faq-group {
    margin-bottom: 60px;
  }

  .page-faq .faq-group__head {
    margin-bottom: 22px;
  }

  .page-faq .faq-group--sizing .faq-group__body {
    display: grid;
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 28px;
    align-items: start;
  }

  .page-faq .faq-group--sizing .faq-figure {
    margin: 0;
  }

  .page-faq .faq-group--sizing .faq-figure img {
    aspect-ratio: 4 / 5;
  }

  .page-faq .faq-contactbar__inner {
    padding-top: 14px;
    padding-bottom: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-toc a,
  .page-faq .faq-item > summary,
  .page-faq .faq-item__mark::before,
  .page-faq .faq-item__mark::after {
    transition: none;
  }
}