.page-faq {
  --faq-glow-violet: rgba(143, 107, 255, .18);
  --faq-glow-gold: rgba(245, 196, 81, .10);
  color: var(--text);
  background:
    radial-gradient(1100px 560px at 88% -8%, var(--faq-glow-violet), transparent 62%),
    radial-gradient(820px 480px at 2% 0%, var(--faq-glow-gold), transparent 60%),
    var(--void);
  overflow-x: clip;
}

.page-faq .section {
  padding-block: clamp(38px, 6vw, 78px);
}

.page-faq .section__head {
  max-width: 62ch;
}

.page-faq .section__note {
  max-width: 58ch;
}

/* 面包屑留白 */
.page-faq .crumbs {
  padding-block: clamp(14px, 2.4vw, 22px) 0;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-block: clamp(16px, 2.6vw, 30px) clamp(34px, 6vw, 78px);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 52px);
  align-items: end;
}

.page-faq .faq-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 7.2vw, 66px);
  line-height: .98;
  letter-spacing: -.02em;
  color: var(--text);
}

.page-faq .lede {
  margin: 18px 0 0;
  max-width: 46ch;
  font-size: clamp(14px, 1.7vw, 16px);
  line-height: 1.72;
  color: var(--dim);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-faq .faq-hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 18px;
  margin: clamp(24px, 3.4vw, 34px) 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-hero__facts li {
  border-top: 1px solid var(--line);
  padding-top: 10px;
}

.page-faq .faq-hero__facts b {
  display: block;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(19px, 2.6vw, 25px);
  line-height: 1.05;
  color: var(--gold);
}

.page-faq .faq-hero__facts span {
  display: block;
  margin-top: 5px;
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--dim);
}

/* 图片容器 */
.page-faq .media {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  background: var(--night);
  overflow: hidden;
  box-shadow: 0 28px 64px -34px rgba(0, 0, 0, .95);
}

.page-faq .media__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: brightness(.82) saturate(.9);
}

.page-faq .media__cap {
  display: block;
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .16em;
  color: var(--dim);
  background: rgba(13, 32, 56, .72);
}

/* ---------- 三步 ---------- */
.page-faq .faq-steps {
  list-style: none;
  margin: clamp(24px, 4vw, 42px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-faq .faq-step {
  position: relative;
  padding: clamp(20px, 3vw, 30px);
  background: linear-gradient(168deg, rgba(27, 51, 80, .58), rgba(7, 20, 38, .94));
}

.page-faq .faq-step::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: linear-gradient(90deg, var(--gold), transparent 62%);
  opacity: .5;
}

.page-faq .faq-step__num {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(30px, 4.6vw, 44px);
  line-height: 1;
  color: var(--gold);
}

.page-faq .faq-step__num::after {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 12px rgba(245, 196, 81, .9);
}

.page-faq .faq-step__title {
  margin: 14px 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 2.2vw, 23px);
  letter-spacing: -.01em;
  line-height: 1.25;
  color: var(--text);
}

.page-faq .faq-step__body {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--dim);
}

/* ---------- 问答 ---------- */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 40px);
  margin-top: clamp(24px, 4vw, 40px);
}

.page-faq .faq-tabs {
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  margin-top: 12px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: thin;
}

.page-faq .faq-tab {
  flex: 0 0 auto;
  appearance: none;
  cursor: pointer;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  padding: 7px 13px;
  font-family: var(--font-body);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: .06em;
  color: var(--dim);
  white-space: nowrap;
  transition: color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}

.page-faq .faq-tab:hover {
  color: var(--text);
  border-color: var(--violet);
}

.page-faq .faq-tab:focus-visible {
  outline: 2px solid var(--violet);
  outline-offset: 2px;
}

.page-faq .faq-tab[aria-pressed="true"],
.page-faq .faq-tab.is-active {
  color: var(--void);
  background: var(--gold);
  border-color: var(--gold);
  font-weight: 700;
}

.page-faq .faq-list {
  margin-top: 2px;
}

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

.page-faq .faq-item:last-of-type {
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-item[hidden] {
  display: none !important;
}

.page-faq .faq-q {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  padding: 16px 2px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: clamp(14.5px, 1.7vw, 16.5px);
  line-height: 1.5;
  color: var(--text);
  transition: color .2s var(--ease);
}

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

.page-faq .faq-q::marker {
  content: "";
}

.page-faq .faq-q:hover {
  color: var(--gold);
}

.page-faq .faq-q:focus-visible {
  outline: 2px solid var(--violet);
  outline-offset: 3px;
}

.page-faq .faq-q::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--violet);
  transition: transform .25s var(--ease), color .25s var(--ease);
}

.page-faq .faq-item[open] > .faq-q {
  color: var(--gold);
}

.page-faq .faq-item[open] > .faq-q::after {
  transform: rotate(45deg);
  color: var(--gold);
}

.page-faq .faq-a {
  margin: 0;
  padding: 0 0 20px;
  max-width: 64ch;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--dim);
}

.page-faq .faq-a p {
  margin: 0 0 10px;
}

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

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

.page-faq .faq-a .tag {
  font-size: 11px;
  vertical-align: 1px;
}

.page-faq .faq-a__link {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  word-break: break-all;
}

.page-faq .faq-a__link:hover {
  border-color: var(--gold);
}

/* ---------- 收藏 ---------- */
.page-faq .faq-save__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
}

.page-faq .faq-save__list {
  list-style: none;
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-save__list li {
  position: relative;
  padding-left: 26px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--dim);
}

.page-faq .faq-save__list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .62em;
  width: 8px;
  height: 8px;
  background: var(--green);
  border-radius: 1px;
  transform: rotate(45deg);
}

.page-faq .faq-save__list b {
  color: var(--text);
  font-weight: 600;
}

/* ---------- 联系 ---------- */
.page-faq .faq-contact {
  background: linear-gradient(180deg, rgba(90, 23, 51, .58), rgba(90, 23, 51, .14) 72%, transparent);
  border-top: 1px solid var(--line);
}

.page-faq .faq-contact__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 54px);
  align-items: start;
}

.page-faq .faq-contact__copy .section__note {
  max-width: 46ch;
}

.page-faq .faq-contact__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-faq .faq-contact__row {
  display: grid;
  gap: 6px;
  padding: 15px 17px;
  background: rgba(7, 20, 38, .94);
}

.page-faq .faq-contact__k {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .16em;
  color: var(--gold);
}

.page-faq .faq-contact__v {
  font-size: 14.5px;
  line-height: 1.62;
  color: var(--text);
  word-break: break-word;
}

.page-faq .faq-contact__v a {
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-contact__v a:hover {
  color: var(--gold);
  border-color: var(--gold);
}

/* ---------- 继续阅读 ---------- */
.page-faq .faq-next {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 30px;
  padding-block: clamp(26px, 4vw, 42px) clamp(40px, 6vw, 72px);
  border-top: 1px solid var(--line);
  margin-top: clamp(6px, 2vw, 16px);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-contact__row {
    grid-template-columns: 104px minmax(0, 1fr);
    align-items: baseline;
    gap: 18px;
  }
}

@media (min-width: 820px) {
  .page-faq .faq-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    gap: clamp(32px, 4.6vw, 62px);
  }

  .page-faq .faq-save__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }

  .page-faq .faq-contact__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  }
}

@media (min-width: 960px) {
  .page-faq .faq-layout {
    grid-template-columns: minmax(186px, 228px) minmax(0, 1fr);
    gap: clamp(32px, 5vw, 66px);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 92px;
  }

  .page-faq .faq-tabs {
    flex-wrap: wrap;
    overflow-x: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-tab {
    white-space: normal;
    text-align: left;
  }
}

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