.page-faq {
  --faq-edge: 20px;
  background: var(--paper);
  color: var(--ink-800);
  font-family: var(--font-sans);
}

.page-faq .faq-wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--faq-edge);
}

@media (min-width: 760px) {
  .page-faq {
    --faq-edge: 32px;
  }
}

/* 面包屑 */
.page-faq .faq-crumbs {
  padding-top: 18px;
  padding-bottom: 4px;
}

/* 首屏 */
.page-faq .faq-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 4px 0 44px;
  border-bottom: 1px solid var(--rule);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -14%;
  right: -34%;
  width: 82%;
  height: 130%;
  background: var(--orange);
  opacity: .08;
  clip-path: polygon(48% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 88px;
  height: 5px;
  background: var(--orange);
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: 30px;
  padding-top: 22px;
}

.page-faq .faq-hero h1 {
  margin: 12px 0 0;
  font-size: 34px;
  line-height: 1.16;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--ink-900);
}

.page-faq .faq-hero .lead {
  margin: 18px 0 0;
  max-width: 44em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--stone-600);
}

.page-faq .faq-hero__meta {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  font-size: 13px;
  color: var(--stone-600);
}

.page-faq .faq-hero__meta strong {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-900);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-faq .faq-hero__aside-head h2 {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  color: var(--ink-900);
}

.page-faq .faq-hero__aside-head p {
  margin: 6px 0 16px;
  font-size: 13px;
  color: var(--stone-400);
}

/* 六类主题切角索引 */
.page-faq .topic-index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .topic-index__item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  grid-template-areas:
    "no name"
    "no desc";
  gap: 2px 12px;
  padding: 12px 30px 12px 14px;
  background: var(--paper-white);
  border-left: 3px solid var(--ink-900);
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 0 100%);
  text-decoration: none;
  color: var(--ink-900);
  transition: background .18s var(--ease), border-left-color .18s var(--ease);
}

.page-faq .topic-index__item:hover,
.page-faq .topic-index__item:focus-visible {
  background: var(--orange-soft);
  border-left-color: var(--orange);
}

.page-faq .topic-index__no {
  grid-area: no;
  align-self: center;
  font-size: 12px;
  font-weight: 600;
  color: var(--orange);
}

.page-faq .topic-index__name {
  grid-area: name;
  font-size: 16px;
  font-weight: 700;
}

.page-faq .topic-index__desc {
  grid-area: desc;
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--stone-600);
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    gap: 48px;
    align-items: start;
    padding-top: 38px;
  }

  .page-faq .faq-hero h1 {
    font-size: 50px;
    line-height: 1.08;
  }

  .page-faq .faq-hero__aside {
    padding-left: 32px;
    border-left: 1px solid var(--rule);
  }
}

/* 区块骨架 */
.page-faq .faq-section {
  padding: 52px 0;
  border-bottom: 1px solid var(--rule);
}

.page-faq .section-head {
  max-width: 680px;
  margin-bottom: 28px;
}

.page-faq .section-head > .eyebrow {
  margin: 0;
}

.page-faq .section-head h2 {
  margin: 10px 0 0;
  font-size: 26px;
  line-height: 1.28;
  font-weight: 800;
  color: var(--ink-900);
}

.page-faq .section-head > p {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--stone-600);
}

/* 高频问题榜单 */
.page-faq .rank-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--ink-900);
}

.page-faq .rank-list__item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 8px 12px;
  padding: 18px 0;
  border-bottom: 1px solid var(--rule);
}

.page-faq .rank-list__no {
  grid-column: 1;
  grid-row: 1;
  padding-top: 2px;
  font-size: 13px;
  font-weight: 600;
  color: var(--orange);
}

.page-faq .rank-list__main {
  grid-column: 2;
  grid-row: 1;
  min-width: 0;
}

.page-faq .rank-list__link {
  display: inline-block;
  font-size: 16px;
  font-weight: 700;
  color: var(--ink-900);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .18s var(--ease), color .18s var(--ease);
}

.page-faq .rank-list__link:hover,
.page-faq .rank-list__link:focus-visible {
  color: var(--orange-deep);
  border-bottom-color: var(--orange);
}

.page-faq .rank-list__main p {
  margin: 6px 0 0;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--stone-600);
}

.page-faq .rank-list__tags {
  grid-column: 2;
  grid-row: 2;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

@media (min-width: 820px) {
  .page-faq .rank-list__item {
    grid-template-columns: 56px minmax(0, 1fr) 108px 132px;
    gap: 16px;
    align-items: center;
  }

  .page-faq .rank-list__tags {
    display: contents;
  }
}

/* 五段式步骤流 */
.page-faq .guide-flow {
  display: grid;
  gap: 28px;
}

.page-faq .guide-flow__media,
.page-faq .version-block__media {
  margin: 0;
}

.page-faq .guide-flow__media img,
.page-faq .version-block__media img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--rule);
  background: var(--paper-white);
  object-fit: cover;
}

.page-faq .guide-flow__media .media__caption,
.page-faq .version-block__media .media__caption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--stone-400);
}

.page-faq .flow {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .flow-step {
  position: relative;
  padding: 0 0 24px 56px;
}

.page-faq .flow-step::before {
  content: "";
  position: absolute;
  left: 19px;
  top: 40px;
  bottom: 0;
  width: 1px;
  background: var(--rule);
}

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

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

.page-faq .flow-step__no {
  position: absolute;
  left: 0;
  top: 0;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  background: var(--ink-900);
  color: var(--orange-soft);
  font-size: 13px;
  font-weight: 600;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
}

.page-faq .flow-step h3 {
  margin: 4px 0 0;
  font-size: 17px;
  line-height: 1.4;
  font-weight: 700;
  color: var(--ink-900);
}

.page-faq .flow-step p {
  margin: 6px 0 10px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--stone-600);
}

@media (min-width: 940px) {
  .page-faq .guide-flow {
    grid-template-columns: minmax(0, .88fr) minmax(0, 1.12fr);
    gap: 44px;
    align-items: start;
  }

  .page-faq .guide-flow__media {
    position: sticky;
    top: 24px;
  }
}

/* 按版本查看 */
.page-faq .version-block {
  display: grid;
  gap: 28px;
}

.page-faq .version-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--ink-900);
}

.page-faq .version-list__item {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--rule);
}

.page-faq .version-list__ver {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 600;
  color: var(--ink-900);
}

.page-faq .version-list__item--current .version-list__ver {
  color: var(--orange-deep);
}

.page-faq .version-list__body strong {
  display: block;
  font-size: 14.5px;
  font-weight: 700;
  color: var(--ink-900);
}

.page-faq .version-list__body span {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--stone-600);
}

.page-faq .version-list__tag {
  font-size: 12px;
  font-weight: 600;
  color: var(--stone-400);
}

@media (min-width: 700px) {
  .page-faq .version-list__item {
    grid-template-columns: 92px minmax(0, 1fr) 128px;
    gap: 16px;
    align-items: baseline;
  }
}

@media (min-width: 940px) {
  .page-faq .version-block {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    gap: 44px;
    align-items: start;
  }
}

/* 筛选与条目 */
.page-faq .faq-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
  padding: 16px;
  margin-bottom: 24px;
  background: var(--paper-white);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--orange);
}

.page-faq .faq-filter__sep {
  width: 1px;
  height: 18px;
  margin: 0 2px;
  background: var(--rule);
}

.page-faq .faq-filter__count {
  margin: 0;
  font-size: 12.5px;
  color: var(--stone-600);
}

.page-faq .faq-filter__count .mono {
  font-weight: 600;
  color: var(--orange-deep);
}

.page-faq .issue-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--ink-900);
}

.page-faq .issue-list__item {
  border-bottom: 1px solid var(--rule);
}

.page-faq .issue__summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .issue__summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--orange);
}

.page-faq .issue[open] .issue__summary::after {
  content: "–";
}

.page-faq .issue__title {
  flex: 1 1 240px;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink-900);
}

.page-faq .issue__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-left: auto;
}

.page-faq .issue__body {
  padding: 0 0 22px;
  max-width: 62em;
}

.page-faq .issue__body > p {
  margin: 0 0 12px;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--stone-600);
}

.page-faq .issue__steps {
  margin: 0;
  padding-left: 1.4em;
}

.page-faq .issue__steps li {
  margin-bottom: 6px;
  padding-left: 2px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-800);
}

.page-faq .issue__steps li::marker {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--orange);
}

.page-faq .issue-list__foot {
  margin: 22px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--stone-600);
}

.page-faq .issue-list__foot a {
  color: var(--ink-700);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .issue-list__foot a:hover,
.page-faq .issue-list__foot a:focus-visible {
  color: var(--orange-deep);
}

/* 仍未解决 */
.page-faq .faq-help {
  padding: 44px 0 52px;
  background: var(--ink-900);
  color: var(--paper-white);
  border-bottom: 0;
}

.page-faq .faq-help .eyebrow {
  color: var(--orange-soft);
}

.page-faq .faq-help h2 {
  margin: 10px 0 0;
  font-size: 24px;
  line-height: 1.32;
  font-weight: 800;
  color: var(--paper-white);
}

.page-faq .faq-help__text p:last-child {
  margin: 12px 0 0;
  max-width: 44em;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--stone-400);
}

.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 24px;
  margin-top: 24px;
}

.page-faq .faq-help__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding-bottom: 2px;
  font-size: 14px;
  color: var(--paper-white);
  text-decoration: none;
  border-bottom: 1px solid var(--stone-400);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-faq .faq-help__link:hover,
.page-faq .faq-help__link:focus-visible {
  color: var(--orange-soft);
  border-bottom-color: var(--orange-soft);
}

@media (min-width: 900px) {
  .page-faq .faq-help {
    padding: 48px 0 56px;
  }

  .page-faq .faq-help__inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 44px;
    align-items: center;
  }

  .page-faq .faq-help__actions {
    flex-direction: column;
    align-items: flex-start;
    margin-top: 0;
  }
}