.page-faq {
  background: var(--ink);
  color: var(--paper);
  padding-bottom: 72px;
}

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

.page-faq .breadcrumbs__list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-faq .breadcrumbs__item + .breadcrumbs__item::before {
  content: "›";
  margin-right: 6px;
  color: var(--mist);
}

.page-faq .breadcrumbs__link {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-faq .breadcrumbs__link:hover,
.page-faq .breadcrumbs__link:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---- 首屏 ---- */
.page-faq .faq-hero {
  display: grid;
  gap: 30px;
  padding: 26px 0 0;
}

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

.page-faq .eyebrow {
  display: inline-block;
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq h1 {
  margin: 0 0 18px;
  font-size: clamp(var(--fs-28), 6vw, var(--fs-52));
  line-height: 1.04;
  letter-spacing: -0.03em;
  font-weight: 900;
  max-width: 16em;
}

.page-faq .faq-hero__lead {
  margin: 0 0 20px;
  max-width: 34em;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--dim);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-chip {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
  padding: 6px 10px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  color: var(--cyan);
  background: var(--cyan-soft);
}

.page-faq .faq-hero__media {
  margin: 0;
  padding: 10px;
  background: linear-gradient(145deg, rgba(47, 227, 200, 0.14), rgba(124, 107, 255, 0.12));
  border-radius: var(--radius);
  transform: translateY(0);
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  object-fit: cover;
}

.page-faq .faq-hero__media figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--mist);
  letter-spacing: 0.03em;
}

/* ---- 类别快捷条 ---- */
.page-faq .faq-jump-wrap {
  margin-top: 30px;
}

.page-faq .faq-jump {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding: 18px 0 10px;
  border-top: 1px solid var(--line);
  scrollbar-width: thin;
}

.page-faq .faq-jump a {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--paper);
  font-size: var(--fs-14);
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  background: var(--cyan-soft);
}

.page-faq .faq-jump .jump-no {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--orange);
}

/* ---- 分组 ---- */
.page-faq .faq-group {
  margin-top: 46px;
  scroll-margin-top: 96px;
}

.page-faq .faq-band {
  background: var(--sand);
  color: var(--ink);
  border-top: 1px solid rgba(10, 22, 38, 0.14);
  border-bottom: 1px solid rgba(10, 22, 38, 0.14);
}

.page-faq .faq-band__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 16px;
  padding: 14px 0 12px;
}

.page-faq .faq-band__no {
  font-family: var(--font-mono);
  font-size: var(--fs-22);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: rgba(10, 22, 38, 0.42);
}

.page-faq .faq-band__title {
  margin: 0;
  font-size: var(--fs-22);
  font-weight: 900;
  letter-spacing: -0.015em;
  color: var(--ink);
}

.page-faq .faq-band__desc {
  margin: 0;
  flex: 1 1 240px;
  font-size: var(--fs-14);
  line-height: 1.6;
  color: rgba(10, 22, 38, 0.72);
}

/* ---- 折叠条目 ---- */
.page-faq .faq-item {
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-item > summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) 18px;
  gap: 10px;
  align-items: start;
  padding: 18px 0;
  transition: background 0.2s ease;
}

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

.page-faq .faq-item > summary:hover .faq-q {
  color: var(--cyan);
}

.page-faq .faq-item > summary:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

.page-faq .faq-no {
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  color: var(--mist);
  transition: color 0.2s ease;
}

.page-faq .faq-q {
  font-size: var(--fs-16);
  font-weight: 500;
  line-height: 1.65;
  color: var(--paper);
  transition: color 0.2s ease;
}

.page-faq .faq-icon {
  position: relative;
  width: 14px;
  height: 14px;
  margin-top: 7px;
  justify-self: end;
}

.page-faq .faq-icon::before,
.page-faq .faq-icon::after {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
  background: var(--cyan);
  transition: transform 0.2s ease, background 0.2s ease;
}

.page-faq .faq-icon::after {
  transform: rotate(90deg);
}

.page-faq .faq-item[open] > summary .faq-no {
  color: var(--orange);
}

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

.page-faq .faq-item[open] .faq-icon::before,
.page-faq .faq-item[open] .faq-icon::after {
  background: var(--orange);
}

.page-faq .faq-item[open] .faq-icon::after {
  transform: rotate(0deg);
}

.page-faq .faq-answer {
  margin: 0 0 4px;
  padding: 2px 0 20px 16px;
  border-left: 2px solid var(--cyan);
}

.page-faq .faq-answer p {
  margin: 0;
  max-width: 38em;
  font-size: var(--fs-14);
  line-height: 1.85;
  color: var(--dim);
}

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

.page-faq .faq-answer a:hover {
  color: var(--orange);
}

/* ---- 检索截图 ---- */
.page-faq .faq-shot {
  margin: 22px 0 0;
  max-width: 560px;
}

.page-faq .faq-shot img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  object-fit: cover;
}

.page-faq .faq-shot figcaption {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  line-height: 1.7;
  color: var(--mist);
}

/* ---- 联系块 ---- */
.page-faq .faq-help {
  margin-top: 56px;
  padding: 26px 20px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: linear-gradient(158deg, rgba(6, 42, 51, 0.92), rgba(10, 22, 38, 0.92));
}

.page-faq .faq-help__grid {
  display: grid;
  gap: 26px;
}

.page-faq .faq-help h2 {
  margin: 0 0 14px;
  font-size: clamp(var(--fs-22), 4vw, var(--fs-36));
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 900;
}

.page-faq .faq-help__text {
  margin: 0 0 18px;
  max-width: 34em;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--dim);
}

.page-faq .faq-help__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 0;
}

.page-faq .faq-help__links a {
  font-size: var(--fs-14);
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 2px;
}

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

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

.page-faq .faq-help__list li {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 10px;
  padding: 12px 14px;
  background: var(--slate);
  align-items: baseline;
}

.page-faq .faq-help__list .k {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-faq .faq-help__list .v {
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--paper);
  word-break: break-word;
}

/* ---- 断点 ---- */
@media (min-width: 760px) {
  .page-faq .faq-hero__lead {
    font-size: var(--fs-18);
  }

  .page-faq .faq-q {
    font-size: var(--fs-18);
  }

  .page-faq .faq-answer p {
    font-size: var(--fs-16);
  }

  .page-faq .faq-help {
    padding: 34px 32px;
  }
}

@media (min-width: 940px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: end;
    gap: 48px;
    padding-top: 40px;
  }

  .page-faq .faq-hero__media {
    transform: translateY(-10px);
  }

  .page-faq .faq-help__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 46px;
    align-items: start;
  }

  .page-faq .faq-item > summary {
    grid-template-columns: 52px minmax(0, 1fr) 18px;
    gap: 16px;
    padding: 20px 0;
  }

  .page-faq .faq-answer {
    padding-left: 24px;
  }
}

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