.page-faq {
  --faq-accent: var(--wukong-orange);
  --faq-ink-soft: rgba(11, 13, 16, .74);
  --faq-rule: rgba(11, 13, 16, .13);
  --faq-panel-bg: rgba(11, 13, 16, .035);
  background: var(--void);
  padding-bottom: 0;
}

/* ============ 首屏 ============ */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + 44px) 0 92px;
  background:
    radial-gradient(120% 92% at 88% -10%, rgba(255, 122, 24, .24), transparent 60%),
    radial-gradient(90% 70% at 4% 108%, rgba(91, 200, 232, .18), transparent 58%),
    var(--void);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 44px), 0 100%);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(0deg, rgba(255, 255, 255, .045) 0 1px, transparent 1px 56px),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, .045) 0 1px, transparent 1px 56px);
  opacity: .7;
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.page-faq .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin: 0 0 28px;
  padding: 0;
  list-style: none;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--neutral);
}

.page-faq .breadcrumb__list a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 237, 228, .35);
}

.page-faq .breadcrumb__list a:hover {
  color: var(--wukong-orange);
  border-bottom-color: var(--wukong-orange);
}

.page-faq .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 8px;
  color: rgba(140, 147, 156, .7);
}

.page-faq .breadcrumb__item[aria-current="page"] {
  color: var(--neutral);
}

.page-faq .faq-hero__label {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--wukong-orange);
}

.page-faq .faq-hero__title {
  max-width: 22ch;
  margin: 0 0 20px;
  font-size: clamp(30px, 6.4vw, 58px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-faq .faq-hero__lede {
  max-width: 44ch;
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(242, 237, 228, .78);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-faq .faq-hero__stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 18px 24px;
  margin: 40px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--hair);
}

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

.page-faq .faq-stat__label {
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--neutral);
}

.page-faq .faq-stat__num {
  margin: 6px 0 0;
  font-family: var(--font-num);
  font-size: 28px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--wukong-orange);
}

/* ============ 主体阅读区 ============ */
.page-faq .faq-body {
  background: var(--paper);
  color: var(--ink);
  padding: 54px 0 84px;
}

.page-faq .faq-layout {
  display: grid;
  gap: 30px;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

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

/* ============ 索引 ============ */
.page-faq .faq-index {
  min-width: 0;
}

.page-faq .faq-index__title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--neutral);
}

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

.page-faq .faq-index__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex: none;
  padding: 9px 14px;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  color: var(--deep-ice);
  text-decoration: none;
  border: 1px solid rgba(14, 58, 82, .22);
  background: rgba(255, 255, 255, .6);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-faq .faq-index__link:hover {
  color: var(--void);
  border-color: var(--wukong-orange);
  background: rgba(255, 122, 24, .12);
}

.page-faq .faq-index__num {
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--wukong-orange);
}

/* ============ 分组 ============ */
.page-faq .faq-section {
  margin-bottom: 46px;
}

.page-faq .faq-section--orange { --faq-accent: var(--wukong-orange); }
.page-faq .faq-section--ice { --faq-accent: var(--ice); }
.page-faq .faq-section--deep { --faq-accent: var(--deep-ice); }

.page-faq .faq-section__head {
  position: relative;
  padding-left: 16px;
  margin-bottom: 22px;
}

.page-faq .faq-section__head::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 4px;
  background: var(--faq-accent);
}

.page-faq .faq-section__num {
  margin: 0 0 6px;
  font-size: 13px;
  letter-spacing: .18em;
  color: var(--faq-accent);
}

.page-faq .faq-section__title {
  margin: 0 0 8px;
  font-size: clamp(21px, 4vw, 30px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -.02em;
  color: var(--void);
}

.page-faq .faq-section__lede {
  max-width: 46ch;
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--faq-ink-soft);
}

/* ============ 流程示意 ============ */
.page-faq .faq-flow {
  display: block;
  width: 100%;
  height: auto;
  margin: 4px 0 26px;
}

.page-faq .faq-flow__node {
  fill: rgba(11, 13, 16, .05);
  stroke: rgba(14, 58, 82, .35);
  stroke-width: 1;
}

.page-faq .faq-flow__arrow {
  fill: var(--wukong-orange);
}

.page-faq .faq-flow__text {
  font-family: var(--font-sans);
  font-size: 19px;
  font-weight: 700;
  fill: var(--void);
}

/* ============ 图片 ============ */
.page-faq .faq-figure {
  margin: 22px 0 30px;
}

.page-faq .faq-figure__frame {
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border: 1px solid var(--faq-rule);
  background: var(--ink);
}

.page-faq .faq-figure__frame img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-faq .faq-figure figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: .04em;
  color: rgba(11, 13, 16, .52);
}

/* ============ 折叠问答 ============ */
.page-faq .faq-fold-list {
  border-top: 1px solid var(--faq-rule);
}

.page-faq .fold {
  border-bottom: 1px solid var(--faq-rule);
}

.page-faq .fold__btn {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 12px;
  align-items: start;
  width: 100%;
  padding: 18px 2px;
  font-family: inherit;
  font-size: inherit;
  text-align: left;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

.page-faq .fold__btn:hover .faq-q-text,
.page-faq .fold__btn:focus-visible .faq-q-text {
  color: var(--orange-deep);
}

.page-faq .fold__btn:focus-visible {
  outline: 2px solid var(--wukong-orange);
  outline-offset: 2px;
}

.page-faq .faq-q-num {
  padding-top: 4px;
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--faq-accent);
}

.page-faq .faq-q-text {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.55;
  letter-spacing: .01em;
  color: var(--void);
  transition: color var(--dur) var(--ease);
}

.page-faq .fold__icon {
  position: relative;
  width: 16px;
  height: 16px;
  margin-top: 5px;
  color: var(--faq-accent);
  transition: transform var(--dur) var(--ease);
}

.page-faq .fold__icon::before,
.page-faq .fold__icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: currentColor;
}

.page-faq .fold__icon::before {
  width: 14px;
  height: 2px;
  transform: translate(-50%, -50%);
}

.page-faq .fold__icon::after {
  width: 2px;
  height: 14px;
  transform: translate(-50%, -50%);
  transition: transform var(--dur) var(--ease);
}

.page-faq [data-fold-btn][aria-expanded="true"] .fold__icon {
  transform: rotate(90deg);
}

.page-faq [data-fold-btn][aria-expanded="true"] .fold__icon::after {
  transform: translate(-50%, -50%) scaleY(0);
}

.page-faq .fold__panel {
  overflow: hidden;
}

.page-faq .faq-a {
  padding: 0 2px 22px 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--faq-ink-soft);
}

.page-faq .faq-a p {
  max-width: 46ch;
  margin: 0 0 10px;
}

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

.page-faq .faq-a strong {
  font-weight: 700;
  color: var(--void);
}

.page-faq .faq-fold-list--narrow .faq-a p {
  max-width: 38ch;
}

.page-faq .faq-fold-list--wide .faq-a p {
  max-width: 56ch;
}

.page-faq .faq-inline-link {
  color: var(--orange-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(194, 65, 12, .45);
}

.page-faq .faq-inline-link:hover {
  color: var(--wukong-orange);
  border-bottom-color: var(--wukong-orange);
}

/* ============ 呼吸区 ============ */
.page-faq .faq-breath {
  margin: 6px 0 44px;
  padding: 24px 24px;
  background: var(--deep-ice);
  clip-path: polygon(0 0, 100% 14px, 100% calc(100% - 14px), 0 100%);
}

.page-faq .faq-breath--alt {
  background: var(--ink);
}

.page-faq .faq-breath__text {
  max-width: 40ch;
  margin: 0;
  font-size: clamp(16px, 2.6vw, 21px);
  font-weight: 700;
  line-height: 1.55;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-faq .faq-breath__text::before {
  content: "";
  display: block;
  width: 42px;
  height: 3px;
  margin-bottom: 12px;
  background: var(--wukong-orange);
}

/* ============ 底部链接 ============ */
.page-faq .faq-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.page-faq .faq-link {
  display: inline-flex;
  align-items: center;
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--deep-ice);
  text-decoration: none;
  border: 1px solid rgba(14, 58, 82, .28);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-faq .faq-link:hover {
  color: var(--void);
  border-color: var(--wukong-orange);
  background: rgba(255, 122, 24, .12);
}

/* ============ 响应式 ============ */
@media (min-width: 640px) {
  .page-faq .faq-a {
    padding-left: 38px;
  }

  .page-faq .faq-breath {
    padding: 30px 34px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-layout {
    grid-template-columns: minmax(0, 1fr) 262px;
    align-items: start;
    gap: 52px;
  }

  .page-faq .faq-main {
    grid-column: 1;
    grid-row: 1;
  }

  .page-faq .faq-index {
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: calc(var(--header-h) + 26px);
    border-left: 1px solid var(--faq-rule);
    padding-left: 22px;
  }

  .page-faq .faq-index__title {
    margin-bottom: 14px;
  }

  .page-faq .faq-index__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-index__link {
    width: 100%;
    padding: 9px 6px;
    border: 0;
    border-bottom: 1px solid rgba(11, 13, 16, .09);
    background: none;
  }

  .page-faq .faq-index__link:hover {
    background: none;
    padding-left: 12px;
  }

  .page-faq .faq-section {
    margin-bottom: 58px;
  }

  .page-faq .faq-flow {
    margin-bottom: 34px;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-hero__inner {
    padding-left: calc(var(--gutter) + var(--rail-w));
  }

  .page-faq .faq-layout {
    padding-left: calc(var(--gutter) + var(--rail-w));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .fold__icon,
  .page-faq .fold__icon::after,
  .page-faq .faq-q-text,
  .page-faq .faq-link,
  .page-faq .faq-index__link {
    transition: none;
  }
}