.page-faq {
  --faq-sticky: 104px;
  --faq-radius: 0px;
  display: block;
  padding-bottom: clamp(56px, 8vw, 104px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: clamp(20px, 3vw, 32px) 0 clamp(32px, 5vw, 56px);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
  align-items: end;
}

.page-faq .faq-hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 6.4vw, 74px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--chalk);
  margin: 14px 0 0;
  max-width: 20ch;
}

.page-faq .faq-hero__lede {
  margin-top: 18px;
  max-width: 56ch;
}

.page-faq .faq-facts {
  margin: 0;
  border-top: 1px solid var(--line);
}

.page-faq .faq-facts__item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-facts__key {
  margin: 0;
  font-size: 14px;
  color: var(--mist-dim);
}

.page-faq .faq-facts__val {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 17px;
  color: var(--signal);
  letter-spacing: 0.02em;
}

@media (min-width: 960px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(250px, 0.65fr);
  }
}

/* ---------- 步骤区 ---------- */
.page-faq .steps-layout {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  margin-top: clamp(24px, 4vw, 40px);
}

.page-faq .steps-nav__list {
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: max-content;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .steps-nav__link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px 9px 0;
  border-left: 2px solid transparent;
  padding-left: 12px;
  font-size: 14px;
  color: var(--mist-dim);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.page-faq .steps-nav__num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--edge);
  transition: color 0.18s ease;
}

.page-faq .steps-nav__link:hover,
.page-faq .steps-nav__link:focus-visible {
  color: var(--chalk);
  border-left-color: var(--warm);
  background-color: rgba(57, 255, 136, 0.05);
  outline: none;
}

.page-faq .steps-nav__link:hover .steps-nav__num,
.page-faq .steps-nav__link:focus-visible .steps-nav__num {
  color: var(--warm);
}

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

.page-faq .step {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding: clamp(20px, 3vw, 30px) 0;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: calc(var(--faq-sticky) + 40px);
  transition: background-color 0.25s ease;
}

.page-faq .step:target {
  background-color: rgba(57, 255, 136, 0.045);
}

.page-faq .step__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(28px, 5vw, 40px);
  line-height: 0.9;
  color: var(--edge);
  letter-spacing: -0.02em;
  transition: color 0.2s ease;
}

.page-faq .step:target .step__num,
.page-faq .step:hover .step__num {
  color: var(--signal);
}

.page-faq .step__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 2.4vw, 27px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--chalk);
  margin: 0;
}

.page-faq .step__body {
  margin: 12px 0 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--mist);
  max-width: 62ch;
}

.page-faq .step__hint {
  margin: 12px 0 0;
  padding-left: 12px;
  border-left: 1px solid var(--signal);
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist-dim);
  max-width: 62ch;
}

@media (min-width: 1000px) {
  .page-faq .steps-layout {
    grid-template-columns: 208px minmax(0, 1fr);
    column-gap: clamp(32px, 5vw, 68px);
    align-items: start;
  }

  .page-faq .steps-nav {
    position: sticky;
    top: var(--faq-sticky);
    align-self: start;
  }

  .page-faq .steps-nav__list {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    gap: 0;
    overflow: visible;
  }

  .page-faq .steps-nav__link {
    white-space: normal;
    line-height: 1.4;
    padding: 9px 10px 9px 12px;
  }
}

@media (min-width: 720px) {
  .page-faq .step {
    grid-template-columns: 66px minmax(0, 1fr);
    column-gap: clamp(18px, 3vw, 32px);
    align-items: start;
  }
}

/* ---------- 图片通用 ---------- */
.page-faq .faq-figure {
  margin: clamp(28px, 4vw, 44px) 0 0;
}

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

/* ---------- 栏目位置 ---------- */
.page-faq .layout-map {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  margin-top: clamp(20px, 3vw, 32px);
}

.page-faq .layout-map__visual .faq-figure {
  margin-top: 0;
}

.page-faq .zone-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-faq .zone {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .zone__index {
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.9;
  color: var(--signal);
  letter-spacing: 0.08em;
}

.page-faq .zone__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--chalk);
}

.page-faq .zone__text {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--mist);
  max-width: 56ch;
}

@media (min-width: 1000px) {
  .page-faq .layout-map {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }
}

/* ---------- 刷新时间 ---------- */
.page-faq .refresh-list {
  list-style: none;
  margin: clamp(20px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-faq .refresh-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding: clamp(20px, 3vw, 28px) 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .refresh-item__time {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(30px, 5.6vw, 46px);
  line-height: 1;
  color: var(--warm);
  letter-spacing: -0.02em;
}

.page-faq .refresh-item__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(18px, 2.2vw, 24px);
  line-height: 1.3;
  color: var(--chalk);
}

.page-faq .refresh-item__text {
  margin: 10px 0 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--mist);
  max-width: 58ch;
}

.page-faq .refresh-status {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 16px 18px;
  background-color: var(--ink-green);
  border: 1px solid var(--edge);
  font-size: 15px;
  line-height: 1.72;
  color: var(--mist);
}

.page-faq .refresh-status .pulse {
  flex: none;
  margin-top: 7px;
}

@media (min-width: 760px) {
  .page-faq .refresh-item {
    grid-template-columns: minmax(150px, 200px) minmax(0, 1fr);
    column-gap: clamp(20px, 4vw, 44px);
    align-items: start;
  }
}

/* ---------- 常见问题 ---------- */
.page-faq .faq-tabs {
  margin-top: clamp(20px, 3vw, 32px);
}

.page-faq .faq-tabs__list {
  display: flex;
  flex-wrap: nowrap;
  gap: 4px;
  overflow-x: auto;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0;
  scrollbar-width: thin;
}

.page-faq .faq-tabs__list .tabs__tab {
  flex: none;
  white-space: nowrap;
  padding: 12px 16px;
  font-size: 14px;
  letter-spacing: 0.01em;
}

.page-faq .tabs__panel {
  padding-top: clamp(8px, 1.6vw, 16px);
}

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

.page-faq .faq-fold > summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--chalk);
  transition: color 0.18s ease;
}

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

.page-faq .faq-fold > summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1.3;
  color: var(--signal);
  transition: color 0.18s ease, transform 0.2s ease;
}

.page-faq .faq-fold > summary:hover,
.page-faq .faq-fold > summary:focus-visible {
  color: var(--signal);
  outline: none;
}

.page-faq .faq-fold[open] > summary::after {
  content: "–";
  color: var(--warm);
  transform: translateY(-1px);
}

.page-faq .faq-fold > p {
  margin: 0;
  padding: 0 0 20px;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}

@media (min-width: 760px) {
  .page-faq .faq-fold > summary {
    font-size: 17px;
  }
}

/* ---------- 联系客服 ---------- */
.page-faq .reach-grid {
  display: grid;
  gap: 1px;
  margin-top: clamp(20px, 3vw, 32px);
  background-color: var(--line);
  border: 1px solid var(--line);
}

.page-faq .reach-card {
  background-color: var(--ink-green);
  padding: clamp(20px, 3vw, 30px);
}

.page-faq .reach-card__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist-dim);
}

.page-faq .reach-card__value {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(17px, 2.2vw, 22px);
  line-height: 1.5;
  color: var(--signal);
  word-break: break-word;
}

.page-faq .reach-card__note {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--mist-dim);
}

@media (min-width: 820px) {
  .page-faq .reach-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .reach-card--wide {
    grid-column: 1 / -1;
  }
}

.page-faq .reach-next {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: clamp(24px, 3vw, 36px);
  padding-top: clamp(20px, 3vw, 28px);
  border-top: 1px solid var(--line);
}

.page-faq .reach-next__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
  max-width: 44ch;
}

.page-faq .reach-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq .step,
  .page-faq .step__num,
  .page-faq .steps-nav__link,
  .page-faq .faq-fold > summary::after {
    transition: none;
  }
}