.page-faq {
  --faq-shadow: 0 24px 60px rgba(0, 0, 0, .42);
  --faq-panel: rgba(15, 59, 56, .58);
  background: var(--ink);
  color: var(--bone);
  overflow-x: hidden;
  padding-bottom: 8px;
}

.page-faq .faq-crumb {
  padding-top: 22px;
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  position: relative;
  padding: 8px 0 56px;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: -80px 0 auto 0;
  height: 420px;
  background:
    radial-gradient(60% 70% at 12% 0%, rgba(63, 224, 206, .14), transparent 70%),
    radial-gradient(50% 60% at 88% 12%, rgba(255, 107, 53, .12), transparent 72%);
  pointer-events: none;
}

.page-faq .faq-hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-faq .faq-hero__title {
  margin: 14px 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 8.4vw, 76px);
  line-height: 1.04;
  letter-spacing: -.02em;
  text-wrap: balance;
}

.page-faq .faq-hero__title span {
  display: block;
  color: var(--neon);
}

.page-faq .faq-hero__lead {
  max-width: 46ch;
  margin: 0 0 28px;
  font-size: 16.5px;
  line-height: 1.85;
  color: rgba(243, 241, 234, .8);
}

.page-faq .faq-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 34px;
  margin: 0;
  padding: 20px 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-faq .faq-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-faq .faq-stat__num {
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: var(--orange);
}

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

.page-faq .faq-hero__media {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: var(--r-xl);
  border: 1px solid var(--line);
  box-shadow: var(--faq-shadow);
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* ---------- 分组标题 ---------- */

.page-faq .faq-head {
  display: grid;
  gap: 8px;
  max-width: 62ch;
}

.page-faq .faq-head__idx {
  font-size: 12px;
  letter-spacing: .28em;
  color: var(--orange);
}

.page-faq .faq-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 5.6vw, 40px);
  line-height: 1.15;
  letter-spacing: -.01em;
}

.page-faq .faq-head__desc {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(243, 241, 234, .74);
}

.page-faq .faq-head--compact .faq-head__title {
  font-size: clamp(22px, 4.4vw, 32px);
}

/* ---------- 分类导航胶囊 ---------- */

.page-faq .faq-nav {
  padding: 0 0 60px;
}

.page-faq .faq-pills {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 26px;
}

.page-faq .faq-pill {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px 22px 24px;
  overflow: hidden;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: var(--teal);
  color: var(--bone);
  text-decoration: none;
  transition: transform .34s var(--ease), border-color .34s var(--ease), background .34s var(--ease);
}

.page-faq .faq-pill::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, var(--neon), rgba(63, 224, 206, 0));
  opacity: .5;
  transition: opacity .34s var(--ease);
}

.page-faq .faq-pill:hover,
.page-faq .faq-pill:focus-visible {
  transform: translateY(-4px);
  border-color: var(--neon);
  background: #12403c;
}

.page-faq .faq-pill:hover::after,
.page-faq .faq-pill:focus-visible::after {
  opacity: 1;
}

.page-faq .faq-pill__idx {
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--orange);
}

.page-faq .faq-pill__label {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
}

.page-faq .faq-pill__count {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--mist);
}

/* ---------- 分组面板 ---------- */

.page-faq .faq-group {
  scroll-margin-top: 96px;
  padding: 0 0 68px;
}

.page-faq .faq-group__body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  margin-top: 28px;
}

.page-faq .faq-group__media {
  margin: 0;
  overflow: hidden;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
}

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

/* ---------- 手风琴 ---------- */

.page-faq .accordion {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-faq .accordion__item {
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: var(--faq-panel);
  overflow: hidden;
  transition: border-color .3s var(--ease), background .3s var(--ease);
}

.page-faq .accordion__item:hover {
  border-color: rgba(63, 224, 206, .55);
}

.page-faq .accordion__item[data-open="true"],
.page-faq .accordion__item:has(.accordion__trigger[aria-expanded="true"]) {
  border-color: var(--neon);
  background: rgba(15, 59, 56, .82);
}

.page-faq .accordion__trigger {
  width: 100%;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 20px;
  border: 0;
  background: none;
  color: var(--bone);
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
  text-align: left;
  cursor: pointer;
}

.page-faq .accordion__trigger::after {
  content: "+";
  flex: none;
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--neon);
  transition: transform .3s var(--ease);
}

.page-faq .accordion__trigger[aria-expanded="true"]::after,
.page-faq .accordion__item[data-open="true"] .accordion__trigger::after {
  transform: rotate(45deg);
}

.page-faq .accordion__panel {
  padding: 0 20px 20px 20px;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(243, 241, 234, .8);
  border-left: 2px solid rgba(63, 224, 206, .4);
  margin-left: 20px;
  padding-left: 16px;
}

.page-faq .accordion__panel p {
  margin: 0;
}

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

/* ---------- 内容浏览侧栏 ---------- */

.page-faq .faq-aside {
  padding: 22px;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(43, 42, 90, .5), rgba(15, 59, 56, .65));
}

.page-faq .faq-aside__title {
  margin: 0 0 14px;
  font-size: 13px;
  letter-spacing: .18em;
  color: var(--mist);
}

.page-faq .faq-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.page-faq .faq-tags .tag {
  padding: 7px 16px;
  border-radius: var(--r-pill);
  border: 1px solid rgba(63, 224, 206, .45);
  background: rgba(63, 224, 206, .12);
  color: var(--pale);
  font-size: 13px;
  letter-spacing: .06em;
}

.page-faq .faq-aside__note {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(243, 241, 234, .7);
}

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

/* ---------- 版本三块 ---------- */

.page-faq .faq-parts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 28px 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-part {
  padding: 22px;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(43, 42, 90, .55), rgba(15, 59, 56, .5));
}

.page-faq .faq-part__name {
  display: block;
  margin-bottom: 10px;
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--orange);
}

.page-faq .faq-part p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(243, 241, 234, .78);
}

/* ---------- 骨白同步区 ---------- */

.page-faq .faq-group--bone {
  margin: 0 14px 72px;
  padding: 46px 0 52px;
  border-radius: var(--r-xl);
  background: var(--bone);
  color: var(--paper);
  scroll-margin-top: 96px;
}

.page-faq .faq-head--ink .faq-head__idx {
  color: var(--wine);
}

.page-faq .faq-head--ink .faq-head__desc {
  color: rgba(20, 32, 30, .72);
}

.page-faq .faq-steps {
  position: relative;
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-step {
  position: relative;
  display: flex;
  gap: 16px;
  padding-bottom: 22px;
}

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

.page-faq .faq-step::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 36px;
  bottom: 0;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--neon), rgba(63, 224, 206, .08));
}

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

.page-faq .faq-step__dot {
  flex: none;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid rgba(10, 35, 32, .85);
  background: var(--ink);
  color: var(--neon);
  font-size: 12px;
}

.page-faq .faq-step__text {
  margin: 0;
  padding-top: 4px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(20, 32, 30, .82);
}

.page-faq .faq-bone-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  margin-top: 34px;
}

.page-faq .faq-bone-split .accordion__item {
  border-color: rgba(20, 32, 30, .16);
  background: #fff;
}

.page-faq .faq-bone-split .accordion__item:hover {
  border-color: var(--teal);
}

.page-faq .faq-bone-split .accordion__item[data-open="true"],
.page-faq .faq-bone-split .accordion__item:has(.accordion__trigger[aria-expanded="true"]) {
  border-color: var(--teal);
  background: #fff;
}

.page-faq .faq-bone-split .accordion__trigger {
  color: var(--paper);
}

.page-faq .faq-bone-split .accordion__trigger::after {
  color: var(--wine);
}

.page-faq .faq-bone-split .accordion__panel {
  color: rgba(20, 32, 30, .78);
  border-left-color: rgba(107, 31, 53, .5);
}

/* ---------- 结尾 CTA ---------- */

.page-faq .faq-help {
  padding: 0 0 84px;
}

.page-faq .faq-help__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  align-items: center;
  padding: 34px 26px;
  border-radius: var(--r-xl);
  border: 1px solid var(--line);
  background: linear-gradient(120deg, rgba(107, 31, 53, .55), rgba(15, 59, 56, .8));
}

.page-faq .faq-help__title {
  margin: 10px 0 12px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(24px, 5.2vw, 36px);
  line-height: 1.25;
  letter-spacing: .01em;
}

.page-faq .faq-help__desc {
  max-width: 56ch;
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(243, 241, 234, .82);
}

.page-faq .faq-help__cta {
  justify-self: start;
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-faq .faq-pills {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

  .page-faq .faq-group--bone {
    margin-left: 24px;
    margin-right: 24px;
    padding: 54px 0 60px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero {
    padding: 20px 0 72px;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 52px;
    align-items: end;
  }

  .page-faq .faq-hero__media img {
    aspect-ratio: 3 / 4;
  }

  .page-faq .faq-group__body {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 44px;
    align-items: start;
  }

  .page-faq .faq-group__body--aside {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  }

  .page-faq .faq-group__media {
    position: sticky;
    top: 96px;
  }

  .page-faq .faq-help__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 3fr);
    gap: 40px;
    padding: 44px 42px;
  }

  .page-faq .faq-help__cta {
    justify-self: end;
  }

  .page-faq .faq-group {
    padding-bottom: 84px;
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-pills {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1330px) {
  .page-faq .faq-group--bone {
    max-width: 1308px;
    margin-left: auto;
    margin-right: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-pill,
  .page-faq .accordion__item,
  .page-faq .accordion__trigger::after {
    transition: none;
  }

  .page-faq .faq-pill:hover,
  .page-faq .faq-pill:focus-visible {
    transform: none;
  }
}