.page-faq {
  --faq-rail-w: 248px;
  --faq-gap: 34px;
  padding-bottom: 72px;
}

/* ---------- 面包屑 ---------- */
.page-faq .breadcrumb {
  padding: 22px 0 0;
  font-size: 13px;
}
.page-faq .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-faq .breadcrumb li {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--rock);
}
.page-faq .breadcrumb li + li::before {
  content: "/";
  color: var(--line-strong);
}
.page-faq .breadcrumb a {
  color: var(--circuit);
  text-decoration: none;
  transition: color .16s var(--ease);
}
.page-faq .breadcrumb a:hover,
.page-faq .breadcrumb a:focus-visible {
  color: var(--lemon);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: 26px 0 34px;
}
.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--signal) 20%, var(--circuit) 64%, transparent);
  opacity: .68;
}
.page-faq .faq-hero__mark {
  position: absolute;
  top: -74px;
  right: -96px;
  width: 320px;
  height: 320px;
  background:
    linear-gradient(150deg, rgba(255, 106, 43, .30), rgba(255, 106, 43, 0) 62%),
    linear-gradient(215deg, rgba(47, 216, 208, .22), rgba(47, 216, 208, 0) 72%);
  clip-path: polygon(0 0, 100% 0, 100% 66%, 54% 100%, 0 100%);
  transform: rotate(6deg);
  pointer-events: none;
}
.page-faq .faq-hero > * {
  position: relative;
  z-index: 1;
}
.page-faq .faq-hero__kicker {
  margin: 0;
  font-size: 12.5px;
  letter-spacing: .12em;
  color: var(--circuit);
}
.page-faq .faq-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 7vw, 52px);
  line-height: 1.12;
  letter-spacing: .01em;
  color: var(--mist);
  max-width: 22ch;
}
.page-faq .faq-hero__lede {
  margin: 18px 0 0;
  max-width: 60ch;
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.85;
  color: rgba(242, 246, 255, .9);
}
.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}
.page-faq .faq-hero__meta li {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  color: var(--rock);
}
.page-faq .faq-hero__meta b {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--circuit);
}

/* ---------- 命令行检索 ---------- */
.page-faq .faq-console {
  position: relative;
  margin-top: 30px;
  padding: 18px 18px 22px;
  background: linear-gradient(168deg, var(--ink-700) 0%, var(--ink-800) 100%);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 22px 100%, 0 calc(100% - 22px));
}
.page-faq .faq-console__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 12px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line-strong);
}
.page-faq .faq-console__prompt {
  color: var(--lemon);
  font-size: 15px;
  letter-spacing: .04em;
}
.page-faq .faq-console__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--mist);
}
.page-faq .faq-console__hint {
  margin-left: auto;
  font-size: 12.5px;
  color: var(--rock);
}
.page-faq .faq-console__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}
.page-faq .faq-console__item {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 12px;
  background: rgba(6, 14, 26, .46);
  border-left: 2px solid transparent;
  color: var(--mist);
  font-size: 14px;
  text-decoration: none;
  transition: border-color .16s var(--ease), background .16s var(--ease), color .16s var(--ease);
}
.page-faq .faq-console__item:hover,
.page-faq .faq-console__item:focus-visible {
  border-left-color: var(--signal);
  background: rgba(255, 106, 43, .12);
  color: var(--mist);
}
.page-faq .faq-console__key {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--circuit);
}
.page-faq .faq-console__label {
  flex: 1 1 auto;
  min-width: 0;
}
.page-faq .faq-console__count {
  flex: 0 0 auto;
  font-size: 12px;
  color: var(--rock);
}
.page-faq .faq-console__media {
  margin: 18px 0 0;
}
.page-faq .faq-console__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 5 / 3;
  object-fit: cover;
  border: 1px solid var(--line);
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  margin-top: 42px;
}
.page-faq .faq-stream {
  min-width: 0;
}

/* ---------- 横幅图 ---------- */
.page-faq .faq-banner {
  position: relative;
  margin: 0 0 38px;
  background: var(--ink-700);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
  overflow: hidden;
}
.page-faq .faq-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}
.page-faq .faq-banner .media__caption {
  margin: 0;
  padding: 10px 14px 12px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--rock);
  border-top: 1px solid var(--line);
}

/* ---------- 问答块 ---------- */
.page-faq .faq-block {
  position: relative;
  margin-bottom: 44px;
  scroll-margin-top: 92px;
}
.page-faq .faq-block:last-child {
  margin-bottom: 8px;
}
.page-faq .faq-block__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-strong);
}
.page-faq .faq-block__index {
  flex: 0 0 auto;
  font-size: 26px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--signal);
  line-height: 1;
}
.page-faq .faq-block__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 4.4vw, 27px);
  font-weight: 700;
  letter-spacing: .02em;
  line-height: 1.25;
  color: var(--mist);
}
.page-faq .faq-block__note {
  margin: 12px 0 0;
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 1.75;
  color: var(--rock);
}
.page-faq .faq-list {
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
}
.page-faq .faq-item {
  border-bottom: 1px solid var(--line);
}
.page-faq .faq-item__fold {
  border: 0;
}
.page-faq .faq-item__summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 15px 4px;
  cursor: pointer;
  list-style: none;
  color: var(--mist);
  transition: color .16s var(--ease), background .16s var(--ease);
}
.page-faq .faq-item__summary::-webkit-details-marker {
  display: none;
}
.page-faq .faq-item__summary:hover,
.page-faq .faq-item__summary:focus-visible {
  color: var(--circuit);
  background: rgba(47, 216, 208, .05);
}
.page-faq .faq-item__num {
  flex: 0 0 32px;
  text-align: right;
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--rock);
}
.page-faq .faq-item__q {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 16.5px;
  line-height: 1.6;
}
.page-faq .faq-item__mark {
  flex: 0 0 auto;
  position: relative;
  width: 14px;
  height: 14px;
  align-self: center;
}
.page-faq .faq-item__mark::before,
.page-faq .faq-item__mark::after {
  content: "";
  position: absolute;
  background: var(--signal);
  transition: transform .2s var(--ease), opacity .2s var(--ease);
}
.page-faq .faq-item__mark::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
}
.page-faq .faq-item__mark::after {
  left: 6px;
  top: 0;
  width: 2px;
  height: 14px;
}
.page-faq .faq-item__fold[open] .faq-item__mark::after {
  transform: scaleY(0);
  opacity: 0;
}
.page-faq .faq-item__fold[open] .faq-item__summary {
  color: var(--signal);
}
.page-faq .faq-item__fold[open] .faq-item__num {
  color: var(--signal);
}
.page-faq .faq-item__body {
  padding: 2px 4px 20px 48px;
}
.page-faq .faq-item__act,
.page-faq .faq-item__why {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.82;
}
.page-faq .faq-item__act {
  padding-left: 12px;
  border-left: 2px solid var(--signal);
  color: var(--mist);
}
.page-faq .faq-item__why {
  margin-top: 10px;
  padding-left: 12px;
  border-left: 2px solid var(--circuit-line);
  font-size: 14px;
  color: var(--rock);
}

/* ---------- 右侧索引 ---------- */
.page-faq .faq-rail {
  display: none;
}
.page-faq .faq-rail__label {
  margin: 0 0 12px;
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--rock);
}
.page-faq .faq-rail__list {
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-faq .faq-rail__list li + li {
  margin-top: 2px;
}
.page-faq .faq-rail__list a {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 7px 0 7px 10px;
  border-left: 2px solid var(--line);
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--rock);
  text-decoration: none;
  transition: color .16s var(--ease), border-color .16s var(--ease), background .16s var(--ease);
}
.page-faq .faq-rail__list a .mono {
  font-size: 11.5px;
  color: var(--circuit);
  letter-spacing: .04em;
}
.page-faq .faq-rail__list a:hover,
.page-faq .faq-rail__list a:focus-visible {
  color: var(--mist);
  border-left-color: var(--signal);
  background: rgba(255, 106, 43, .08);
}
.page-faq .faq-rail__foot {
  margin: 20px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--rock);
}
.page-faq .faq-rail__foot a {
  color: var(--circuit);
  text-decoration: none;
}
.page-faq .faq-rail__foot a:hover,
.page-faq .faq-rail__foot a:focus-visible {
  color: var(--lemon);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-console__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-faq .faq-hero {
    padding: 34px 0 42px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-console {
    display: grid;
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    gap: 12px 24px;
    align-items: start;
    padding: 22px 24px 26px;
  }
  .page-faq .faq-console__bar {
    grid-column: 1 / -1;
  }
  .page-faq .faq-console__media {
    margin: 14px 0 0;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-body {
    grid-template-columns: minmax(0, 1fr) var(--faq-rail-w);
    gap: var(--faq-gap);
    align-items: start;
  }
  .page-faq .faq-rail {
    display: block;
    position: sticky;
    top: 88px;
    padding-left: 2px;
  }
  .page-faq .faq-item__body {
    padding-right: 40px;
  }
}

@media (max-width: 520px) {
  .page-faq .faq-item__body {
    padding-left: 4px;
  }
  .page-faq .faq-item__num {
    flex-basis: 26px;
  }
  .page-faq .faq-item__q {
    font-size: 15.5px;
  }
  .page-faq .faq-console__hint {
    margin-left: 0;
    flex: 1 1 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-console__item,
  .page-faq .faq-rail__list a,
  .page-faq .faq-item__summary,
  .page-faq .faq-item__mark::before,
  .page-faq .faq-item__mark::after {
    transition: none;
  }
}
</final>
</final>