.page-faq {
  --faq-gap: clamp(18px, 3vw, 40px);
  --faq-sticky: calc(var(--hdr-h) + 28px);
  position: relative;
  padding: 20px 0 0;
  color: var(--text);
  background:
    radial-gradient(900px 420px at 78% -6%, rgba(53, 241, 196, 0.13), transparent 64%),
    radial-gradient(620px 380px at 0% 10%, rgba(255, 122, 47, 0.07), transparent 68%);
}

/* 面包屑 */
.page-faq .faq-crumb {
  padding-bottom: 6px;
}

/* 首屏 */
.page-faq .faq-hero {
  padding: clamp(20px, 4vw, 48px) 0 clamp(26px, 5vw, 54px);
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-hero .grid {
  row-gap: 28px;
}

.page-faq .faq-hero .lede {
  max-width: 40ch;
  margin-top: 16px;
}

.page-faq .faq-hero__pins {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
}

.page-faq .faq-hero__pins li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-pill);
  font-size: 13px;
  color: var(--cyan-soft);
  background: rgba(53, 241, 196, 0.05);
}

.page-faq .faq-hero__pins .mono {
  font-size: 11px;
  color: var(--orange);
}

/* 首屏右侧值班卡 */
.page-faq .faq-status {
  padding: 22px;
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-faq .faq-status__live {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--cyan-soft);
}

.page-faq .faq-status__stats {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-faq .faq-status__item {
  margin: 0;
  padding: 12px 10px;
  background: var(--ink-2);
}

.page-faq .faq-status__item dt {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-faq .faq-status__item dd {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--num);
}

.page-faq .faq-status .btn {
  justify-self: start;
}

/* 主体两栏 */
.page-faq .faq-layout {
  display: grid;
  gap: var(--faq-gap);
}

.page-faq .faq-groups {
  display: grid;
  gap: clamp(32px, 5vw, 56px);
  min-width: 0;
}

/* 主题索引 */
.page-faq .faq-index {
  border-top: 1px solid var(--line-soft);
  padding-top: 14px;
}

.page-faq .faq-index__title {
  margin: 0 0 12px;
}

.page-faq .faq-index__nav {
  display: grid;
  gap: 6px;
}

.page-faq .faq-index__link {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  align-items: baseline;
  gap: 8px;
  padding: 9px 12px;
  border-left: 2px solid transparent;
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.page-faq .faq-index__link span {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--line);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  color: var(--text);
  background: rgba(53, 241, 196, 0.07);
}

.page-faq .faq-index__link--on {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: rgba(53, 241, 196, 0.1);
}

.page-faq .faq-index__link--on span {
  color: var(--cyan-soft);
}

.page-faq .faq-index .note {
  margin-top: 16px;
  font-size: 12px;
}

@media (max-width: 899px) {
  .page-faq .faq-index__nav {
    grid-auto-flow: column;
    grid-auto-columns: max-content;
    overflow-x: auto;
    gap: 8px;
    padding-bottom: 8px;
    -webkit-overflow-scrolling: touch;
  }

  .page-faq .faq-index__link {
    grid-template-columns: auto;
    border: 1px solid var(--line-soft);
    border-radius: var(--r-pill);
    padding: 8px 14px;
    white-space: nowrap;
  }

  .page-faq .faq-index__link span {
    display: none;
  }

  .page-faq .faq-index__link--on {
    border-color: var(--cyan);
    background: rgba(53, 241, 196, 0.14);
  }
}

@media (min-width: 900px) {
  .page-faq .faq-layout {
    grid-template-columns: 232px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: var(--faq-sticky);
    border-top: 0;
    padding-top: 0;
    border-right: 1px solid var(--line-soft);
    padding-right: 16px;
  }
}

/* 分组标题 */
.page-faq .faq-group {
  scroll-margin-top: calc(var(--hdr-h) + 24px);
  min-width: 0;
}

.page-faq .faq-group .section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 10px 16px;
  margin: 0 0 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-group .section-title {
  margin: 6px 0 0;
}

/* 问答条目 */
.page-faq .faq-list {
  display: grid;
  gap: 10px;
}

.page-faq .faq-item {
  background: var(--ink-2);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: border-color 0.24s ease, box-shadow 0.24s ease;
}

.page-faq .faq-item[open] {
  border-color: rgba(53, 241, 196, 0.45);
  box-shadow: 0 0 0 1px rgba(53, 241, 196, 0.16), 0 18px 44px -30px rgba(53, 241, 196, 0.75);
}

.page-faq .faq-item > summary {
  display: grid;
  grid-template-columns: 3px minmax(0, 1fr) 16px;
  gap: 14px;
  align-items: start;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  transition: background 0.2s ease;
}

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

.page-faq .faq-item > summary::marker {
  content: "";
}

.page-faq .faq-item > summary:hover {
  background: rgba(53, 241, 196, 0.05);
}

.page-faq .faq-item__bar {
  align-self: stretch;
  min-height: 20px;
  border-radius: 2px;
  background: var(--line);
  transition: background 0.24s ease, box-shadow 0.24s ease;
}

.page-faq .faq-item[open] .faq-item__bar {
  background: var(--cyan);
  box-shadow: 0 0 10px rgba(53, 241, 196, 0.7);
}

.page-faq .faq-item__q {
  display: block;
}

.page-faq .faq-item__sign {
  position: relative;
  width: 16px;
  height: 16px;
  margin-top: 5px;
  flex: 0 0 auto;
}

.page-faq .faq-item__sign::before,
.page-faq .faq-item__sign::after {
  content: "";
  position: absolute;
  background: var(--muted);
  border-radius: 2px;
  transition: transform 0.24s ease, background 0.24s ease;
}

.page-faq .faq-item__sign::before {
  left: 0;
  top: 7px;
  width: 16px;
  height: 2px;
}

.page-faq .faq-item__sign::after {
  left: 7px;
  top: 0;
  width: 2px;
  height: 16px;
}

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

.page-faq .faq-item[open] .faq-item__sign::after {
  transform: scaleY(0);
}

.page-faq .faq-item__a {
  padding: 0 18px 18px 35px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-faq .faq-item__a p {
  margin: 0;
}

.page-faq .faq-item__a p + p,
.page-faq .faq-item__a ol + p {
  margin-top: 10px;
}

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

.page-faq .faq-item__a a:hover {
  color: var(--cyan-soft);
}

/* 步骤编号 */
.page-faq .faq-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-faq .faq-steps li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  align-items: baseline;
  gap: 10px;
}

.page-faq .faq-steps__n {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

/* 配图 */
.page-faq .faq-figure {
  margin: 22px 0 0;
}

.page-faq .faq-figure .media-frame {
  max-width: 640px;
}

.page-faq .faq-figure__cap {
  margin-top: 10px;
  max-width: 46ch;
  font-family: var(--font-serif);
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}

/* 底部联系条 */
.page-faq .faq-contact {
  display: grid;
  gap: 18px;
  margin-top: clamp(32px, 5vw, 56px);
  padding: clamp(20px, 3vw, 32px);
  border-left: 3px solid var(--orange);
}

.page-faq .faq-contact .section-title {
  margin: 6px 0 0;
}

.page-faq .faq-contact__text {
  margin: 10px 0 0;
  max-width: 48ch;
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted);
}

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

@media (min-width: 760px) {
  .page-faq .faq-contact {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .page-faq .faq-contact__actions {
    justify-content: flex-end;
  }
}

@media (max-width: 480px) {
  .page-faq .faq-item > summary {
    gap: 10px;
    padding: 14px 14px;
    font-size: 15px;
  }

  .page-faq .faq-item__a {
    padding: 0 14px 16px 27px;
  }

  .page-faq .faq-status__stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-item__bar,
  .page-faq .faq-item__sign::before,
  .page-faq .faq-item__sign::after,
  .page-faq .faq-index__link {
    transition: none;
  }
}