/* ============================================
   问题排查 /troubleshooting/  页面专属样式
   作用域：.page-faq
   ============================================ */

.page-faq {
  --faq-id-line: rgba(212, 175, 55, .2);
  --faq-cell-bg: linear-gradient(180deg, rgba(22, 32, 58, .9), rgba(11, 18, 32, .96));
  background: var(--night);
  color: var(--ivory);
  overflow-x: hidden;
}

.page-faq h1,
.page-faq h2,
.page-faq h3 {
  font-family: var(--font-serif);
  font-weight: 800;
  letter-spacing: .02em;
  line-height: 1.25;
  margin: 0;
}

.page-faq p {
  margin: 0;
  font-family: var(--font-sans);
  line-height: 1.85;
}

.page-faq a {
  color: var(--gold-bright);
}

.page-faq .faq-hero a,
.page-faq .faq-quick__item,
.page-faq .faq-volume a {
  text-decoration: none;
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(1.8rem, 4vw, 3rem) clamp(2.2rem, 5vw, 4rem);
  background:
    radial-gradient(90% 70% at 88% 6%, rgba(212, 175, 55, .16), transparent 62%),
    radial-gradient(70% 60% at 4% 104%, rgba(124, 20, 32, .22), transparent 68%),
    linear-gradient(176deg, #0B1220 0%, #101A30 58%, #0B1220 100%);
  border-bottom: 1px solid var(--gold-line);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(1.6px 1.6px at 12% 22%, rgba(246, 231, 176, .6), transparent 70%),
    radial-gradient(1.4px 1.4px at 74% 14%, rgba(246, 231, 176, .45), transparent 70%),
    radial-gradient(1.8px 1.8px at 46% 68%, rgba(212, 175, 55, .4), transparent 70%),
    radial-gradient(1.2px 1.2px at 88% 52%, rgba(246, 231, 176, .5), transparent 70%),
    radial-gradient(1.5px 1.5px at 28% 88%, rgba(212, 175, 55, .35), transparent 70%);
  background-repeat: no-repeat;
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.6rem, 4vw, 3rem);
  margin-top: clamp(1.2rem, 3vw, 2.2rem);
}

.page-faq .faq-hero__eyebrow {
  display: flex;
  align-items: center;
  gap: .8rem;
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .28em;
  color: var(--gold);
}

.page-faq .faq-hero__eyebrow::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--gold-line-strong), transparent);
}

.page-faq .faq-hero__title {
  font-size: clamp(2rem, 5.6vw, 3.4rem);
  color: var(--ivory);
  margin-bottom: 1.1rem;
  text-wrap: balance;
}

.page-faq .faq-hero__lead {
  max-width: 38em;
  font-size: 1.08rem;
  color: var(--text-soft);
}

.page-faq .faq-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1px;
  background: var(--faq-id-line);
  border: 1px solid var(--gold-line);
  border-radius: var(--radius-organic);
  overflow: hidden;
}

.page-faq .faq-stat {
  flex: 1 1 7rem;
  min-width: 0;
  padding: .95rem 1.05rem;
  background: var(--faq-cell-bg);
}

.page-faq .faq-stat__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3.6vw, 2.05rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--gold-bright);
}

.page-faq .faq-stat__label {
  display: block;
  margin-top: .35rem;
  font-family: var(--font-sans);
  font-size: .84rem;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 先查这里 ---------- */

.page-faq .faq-searchbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--faq-id-line);
  border: 1px solid var(--gold-line-strong);
  border-radius: var(--radius-organic);
  overflow: hidden;
  box-shadow: var(--shadow-deep);
}

.page-faq .faq-searchbar__cell {
  display: flex;
  flex-direction: column;
  gap: .7rem;
  padding: clamp(1.1rem, 2.4vw, 1.6rem);
  background: var(--faq-cell-bg);
}

.page-faq .faq-searchbar__label {
  font-family: var(--font-mono);
  font-size: .84rem;
  letter-spacing: .18em;
  color: var(--gold);
}

.page-faq .faq-searchbar__hint {
  font-size: 1rem;
  color: var(--text-faint);
}

.page-faq .faq-searchbar__tags {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  list-style: none;
  margin: .2rem 0 0;
  padding: 0;
}

.page-faq .faq-searchbar__tags a {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  padding: .3rem 1rem;
  border: 1px solid var(--gold-line);
  border-radius: var(--radius-pill);
  background: rgba(212, 175, 55, .06);
  color: var(--ivory);
  font-family: var(--font-mono);
  font-size: .9rem;
  text-decoration: none;
  transition: background .25s ease, border-color .25s ease, color .25s ease;
}

.page-faq .faq-searchbar__tags a:hover,
.page-faq .faq-searchbar__tags a:focus-visible {
  background: rgba(212, 175, 55, .18);
  border-color: var(--gold);
  color: var(--gold-bright);
  outline: none;
}

.page-faq .faq-searchbar__note {
  margin-top: .9rem;
  font-size: .95rem;
  color: var(--muted);
}

.page-faq .faq-quick {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: var(--gap);
  background: var(--faq-id-line);
  border-radius: var(--radius-organic);
  overflow: hidden;
}

.page-faq .faq-quick__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-rows: auto auto;
  gap: .3rem .95rem;
  min-height: 48px;
  padding: 1.05rem 1.15rem;
  background: rgba(11, 18, 32, .9);
  color: var(--ivory);
  transition: background .25s ease;
}

.page-faq .faq-quick__item:hover,
.page-faq .faq-quick__item:focus-visible {
  background: rgba(212, 175, 55, .1);
  outline: none;
}

.page-faq .faq-quick__num {
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--gold);
}

.page-faq .faq-quick__title {
  font-family: var(--font-serif);
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--ivory);
}

.page-faq .faq-quick__desc {
  font-family: var(--font-sans);
  font-size: .95rem;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 六册区域文档 ---------- */

.page-faq .faq-volumes {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--gap);
}

.page-faq .faq-volume {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: .5rem;
  padding: clamp(1.15rem, 2.4vw, 1.6rem);
  background: var(--faq-cell-bg);
  border: 1px solid var(--faq-id-line);
  border-radius: var(--radius-organic);
  overflow: hidden;
}

.page-faq .faq-volume::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold) 0%, rgba(212, 175, 55, .08) 78%);
}

.page-faq .faq-volume__code {
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .22em;
  color: var(--gold);
}

.page-faq .faq-volume__name {
  font-size: 1.42rem;
  color: var(--ivory);
}

.page-faq .faq-volume__region {
  font-size: .95rem;
  color: var(--muted);
}

.page-faq .faq-volume__count {
  font-size: 1rem;
  color: var(--text-soft);
}

.page-faq .faq-volume__count strong {
  font-family: var(--font-mono);
  font-size: 1.55rem;
  color: var(--gold-bright);
  margin-right: .3rem;
}

.page-faq .faq-volume__text {
  font-size: 1rem;
  color: var(--text-soft);
}

.page-faq .faq-volume__list {
  display: grid;
  gap: .5rem;
  list-style: none;
  margin: .5rem 0 0;
  padding: .75rem 0 0;
  border-top: 1px dashed var(--faq-id-line);
}

.page-faq .faq-volume__list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .65rem;
  font-size: .95rem;
  line-height: 1.55;
  color: var(--text-faint);
}

.page-faq .faq-volume__id {
  font-family: var(--font-mono);
  font-size: .85rem;
  color: var(--gold);
  white-space: nowrap;
}

/* ---------- 安装与升级 ---------- */

.page-faq .faq-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.6rem, 4vw, 3rem);
}

.page-faq .faq-subhead {
  font-size: 1.32rem;
  color: var(--gold-bright);
  margin-bottom: 1.15rem;
  padding-bottom: .6rem;
  border-bottom: 1px solid var(--gold-line);
}

.page-faq .faq-steps {
  display: grid;
  gap: .95rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .95rem;
  align-items: start;
}

.page-faq .faq-step__num {
  min-width: 2.2rem;
  font-family: var(--font-mono);
  font-size: 1.32rem;
  font-weight: 700;
  line-height: 1.25;
  color: var(--gold);
}

.page-faq .faq-step p {
  font-size: 1.05rem;
  color: var(--text-soft);
}

.page-faq .faq-step p a {
  border-bottom: 1px solid var(--gold-line-strong);
}

/* ---------- 账号与设备 折叠问答 ---------- */

.page-faq .faq-qa {
  display: grid;
  gap: 1px;
  background: var(--faq-id-line);
  border: 1px solid var(--faq-id-line);
  border-radius: var(--radius-organic);
  overflow: hidden;
}

.page-faq .faq-qa .fold {
  background: rgba(11, 18, 32, .86);
}

.page-faq .faq-qa .fold__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  min-height: 48px;
  padding: 1.05rem 1.2rem;
  background: none;
  border: 0;
  color: var(--ivory);
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.5;
  text-align: left;
  cursor: pointer;
}

.page-faq .faq-qa .fold__trigger::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  line-height: 1;
  color: var(--gold);
  transition: transform .25s ease;
}

.page-faq .faq-qa .fold__trigger[aria-expanded="true"]::after {
  content: "−";
}

.page-faq .faq-qa .fold__trigger:hover {
  color: var(--gold-bright);
}

.page-faq .faq-qa .fold__trigger:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: -2px;
}

.page-faq .faq-qa .fold__panel {
  padding: 0 1.2rem 1.2rem;
}

.page-faq .faq-qa .fold__panel p {
  max-width: 60ch;
  font-size: 1.03rem;
  color: var(--text-soft);
  border-left: 2px solid var(--gold-line);
  padding-left: .95rem;
}

/* ---------- 长辈操作图解 ---------- */

.page-faq .faq-elder {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.6rem, 4vw, 3rem);
}

.page-faq .faq-elder__steps {
  display: grid;
  gap: 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-elder__step {
  display: grid;
  gap: .35rem;
  padding: clamp(1.1rem, 2.4vw, 1.5rem);
  background: var(--faq-cell-bg);
  border: 1px solid var(--faq-id-line);
  border-left: 3px solid var(--gold);
  border-radius: 6px 26px 6px 26px;
}

.page-faq .faq-elder__num {
  font-family: var(--font-mono);
  font-size: .84rem;
  letter-spacing: .22em;
  color: var(--gold);
}

.page-faq .faq-elder__step h3 {
  font-size: 1.45rem;
  color: var(--ivory);
}

.page-faq .faq-elder__step p {
  font-size: 1.05rem;
  color: var(--text-soft);
}

.page-faq .faq-elder__figure {
  margin: 0;
  aspect-ratio: 9 / 11;
  border: 1px solid var(--gold-line);
  border-radius: var(--radius-organic);
  overflow: hidden;
}

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

/* ---------- 编号怎么查 ---------- */

.page-faq .faq-code {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 2.6rem);
}

.page-faq .faq-code__diagram {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: clamp(1.4rem, 3.5vw, 2.4rem) 1rem;
  background: var(--faq-cell-bg);
  border: 1px solid var(--gold-line);
  border-radius: var(--radius-organic);
}

.page-faq .faq-code__seg {
  padding: .35rem .75rem;
  font-family: var(--font-mono);
  font-size: clamp(1.9rem, 7vw, 3rem);
  font-weight: 700;
  line-height: 1;
  color: var(--gold-bright);
  border: 1px solid var(--gold-line-strong);
  border-radius: 12px 4px 12px 4px;
  background: rgba(212, 175, 55, .08);
}

.page-faq .faq-code__dash {
  font-family: var(--font-mono);
  font-size: clamp(1.2rem, 4vw, 1.8rem);
  color: var(--gold-dim);
}

.page-faq .faq-code__legend {
  display: grid;
  gap: .9rem;
  margin: 0;
}

.page-faq .faq-code__legend > div {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .95rem;
  align-items: baseline;
  padding-bottom: .9rem;
  border-bottom: 1px dashed var(--faq-id-line);
}

.page-faq .faq-code__legend > div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-faq .faq-code__legend dt {
  font-family: var(--font-mono);
  font-size: 1.18rem;
  font-weight: 700;
  color: var(--gold);
  white-space: nowrap;
}

.page-faq .faq-code__legend dd {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-faq .faq-code__use {
  margin-top: clamp(1.6rem, 4vw, 2.6rem);
  padding-top: clamp(1.2rem, 3vw, 2rem);
  border-top: 1px solid var(--gold-line);
}

.page-faq .faq-code__use h3 {
  font-size: 1.35rem;
  color: var(--ivory);
  margin-bottom: 1.15rem;
}

.page-faq .faq-code__aside {
  margin-top: 1.3rem;
  font-size: 1rem;
  color: var(--muted);
}

.page-faq .faq-code__aside a {
  border-bottom: 1px solid var(--gold-line-strong);
}

/* ---------- 还没解决 ---------- */

.page-faq .faq-help {
  background:
    radial-gradient(80% 70% at 82% 8%, rgba(212, 175, 55, .12), transparent 66%),
    linear-gradient(180deg, #0B1220 0%, #101A30 100%);
  border-top: 1px solid var(--gold-line);
}

.page-faq .faq-help__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.6rem, 4vw, 3rem);
}

.page-faq .faq-help__title {
  margin: .6rem 0 .9rem;
  font-size: clamp(1.7rem, 4.2vw, 2.4rem);
  color: var(--ivory);
}

.page-faq .faq-help__lead {
  max-width: 34em;
  margin-bottom: 1.6rem;
  font-size: 1.05rem;
  color: var(--text-soft);
}

.page-faq .faq-help__items {
  display: grid;
  gap: 1px;
  list-style: none;
  margin: 0;
  padding: 0;
  background: var(--faq-id-line);
  border: 1px solid var(--faq-id-line);
  border-radius: var(--radius-organic);
  overflow: hidden;
}

.page-faq .faq-help__item {
  display: grid;
  gap: .3rem;
  padding: 1.05rem 1.15rem;
  background: rgba(11, 18, 32, .9);
}

.page-faq .faq-help__label {
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .18em;
  color: var(--gold);
}

.page-faq .faq-help__value {
  font-family: var(--font-mono);
  font-size: 1.12rem;
  line-height: 1.5;
  color: var(--ivory);
  word-break: break-word;
}

.page-faq .faq-help__note {
  font-size: .95rem;
  color: var(--muted);
}

/* ---------- 响应式 ---------- */

@media (min-width: 660px) {
  .page-faq .faq-volumes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 780px) {
  .page-faq .faq-quick {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-faq .faq-searchbar {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-faq .faq-split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-faq .faq-code {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    align-items: start;
  }
  .page-faq .faq-help__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }
  .page-faq .faq-step {
    grid-template-columns: auto minmax(0, 1fr);
    gap: 1.1rem;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, .85fr);
    align-items: end;
  }
  .page-faq .faq-hero__stats {
    flex-direction: column;
    flex-wrap: nowrap;
  }
  .page-faq .faq-elder {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: start;
  }
}

@media (min-width: 1040px) {
  .page-faq .faq-volumes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-searchbar__tags a,
  .page-faq .faq-quick__item,
  .page-faq .faq-qa .fold__trigger::after {
    transition: none;
  }
}
</PAGE_CSS>>>

/* ============================================
   问题排查 /troubleshooting/  页面专属样式
   作用域：.page-faq
   ============================================ */

.page-faq {
  --faq-id-line: rgba(212, 175, 55, .2);
  --faq-cell-bg: linear-gradient(180deg, rgba(22, 32, 58, .9), rgba(11, 18, 32, .96));
  background: var(--night);
  color: var(--ivory);
  overflow-x: hidden;
}

.page-faq h1,
.page-faq h2,
.page-faq h3 {
  font-family: var(--font-serif);
  font-weight: 800;
  letter-spacing: .02em;
  line-height: 1.25;
  margin: 0;
}

.page-faq p {
  margin: 0;
  font-family: var(--font-sans);
  line-height: 1.85;
}

.page-faq a {
  color: var(--gold-bright);
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(1.8rem, 4vw, 3rem) clamp(2.2rem, 5vw, 4rem);
  background:
    radial-gradient(90% 70% at 88% 6%, rgba(212, 175, 55, .16), transparent 62%),
    radial-gradient(70% 60% at 4% 104%, rgba(124, 20, 32, .22), transparent 68%),
    linear-gradient(176deg, #0B1220 0%, #101A30 58%, #0B1220 100%);
  border-bottom: 1px solid var(--gold-line);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(1.6px 1.6px at 12% 22%, rgba(246, 231, 176, .6), transparent 70%),
    radial-gradient(1.4px 1.4px at 74% 14%, rgba(246, 231, 176, .45), transparent 70%),
    radial-gradient(1.8px 1.8px at 46% 68%, rgba(212, 175, 55, .4), transparent 70%),
    radial-gradient(1.2px 1.2px at 88% 52%, rgba(246, 231, 176, .5), transparent 70%),
    radial-gradient(1.5px 1.5px at 28% 88%, rgba(212, 175, 55, .35), transparent 70%);
  background-repeat: no-repeat;
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.6rem, 4vw, 3rem);
  margin-top: clamp(1.2rem, 3vw, 2.2rem);
}

.page-faq .faq-hero__eyebrow {
  display: flex;
  align-items: center;
  gap: .8rem;
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .28em;
  color: var(--gold);
}

.page-faq .faq-hero__eyebrow::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--gold-line-strong), transparent);
}

.page-faq .faq-hero__title {
  font-size: clamp(2rem, 5.6vw, 3.4rem);
  color: var(--ivory);
  margin-bottom: 1.1rem;
  text-wrap: balance;
}

.page-faq .faq-hero__lead {
  max-width: 38em;
  font-size: 1.08rem;
  color: var(--text-soft);
}

.page-faq .faq-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1px;
  background: var(--faq-id-line);
  border: 1px solid var(--gold-line);
  border-radius: var(--radius-organic);
  overflow: hidden;
}

.page-faq .faq-stat {
  flex: 1 1 7rem;
  min-width: 0;
  padding: .95rem 1.05rem;
  background: var(--faq-cell-bg);
}

.page-faq .faq-stat__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3.6vw, 2.05rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--gold-bright);
}

.page-faq .faq-stat__label {
  display: block;
  margin-top: .35rem;
  font-family: var(--font-sans);
  font-size: .84rem;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 先查这里 ---------- */

.page-faq .faq-searchbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--faq-id-line);
  border: 1px solid var(--gold-line-strong);
  border-radius: var(--radius-organic);
  overflow: hidden;
  box-shadow: var(--shadow-deep);
}

.page-faq .faq-searchbar__cell {
  display: flex;
  flex-direction: column;
  gap: .7rem;
  padding: clamp(1.1rem, 2.4vw, 1.6rem);
  background: var(--faq-cell-bg);
}

.page-faq .faq-searchbar__label {
  font-family: var(--font-mono);
  font-size: .84rem;
  letter-spacing: .18em;
  color: var(--gold);
}

.page-faq .faq-searchbar__hint {
  font-size: 1rem;
  color: var(--text-faint);
}

.page-faq .faq-searchbar__tags {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  list-style: none;
  margin: .2rem 0 0;
  padding: 0;
}

.page-faq .faq-searchbar__tags a {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  padding: .3rem 1rem;
  border: 1px solid var(--gold-line);
  border-radius: var(--radius-pill);
  background: rgba(212, 175, 55, .06);
  color: var(--ivory);
  font-family: var(--font-mono);
  font-size: .9rem;
  text-decoration: none;
  transition: background .25s ease, border-color .25s ease, color .25s ease;
}

.page-faq .faq-searchbar__tags a:hover,
.page-faq .faq-searchbar__tags a:focus-visible {
  background: rgba(212, 175, 55, .18);
  border-color: var(--gold);
  color: var(--gold-bright);
  outline: none;
}

.page-faq .faq-searchbar__note {
  margin-top: .9rem;
  font-size: .95rem;
  color: var(--muted);
}

.page-faq .faq-quick {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: var(--gap);
  background: var(--faq-id-line);
  border-radius: var(--radius-organic);
  overflow: hidden;
}

.page-faq .faq-quick__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-rows: auto auto;
  gap: .3rem .95rem;
  min-height: 48px;
  padding: 1.05rem 1.15rem;
  background: rgba(11, 18, 32, .9);
  color: var(--ivory);
  text-decoration: none;
  transition: background .25s ease;
}

.page-faq .faq-quick__item:hover,
.page-faq .faq-quick__item:focus-visible {
  background: rgba(212, 175, 55, .1);
  outline: none;
}

.page-faq .faq-quick__num {
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--gold);
}

.page-faq .faq-quick__title {
  font-family: var(--font-serif);
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--ivory);
}

.page-faq .faq-quick__desc {
  font-family: var(--font-sans);
  font-size: .95rem;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 六册区域文档 ---------- */

.page-faq .faq-volumes {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--gap);
}

.page-faq .faq-volume {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: .5rem;
  padding: clamp(1.15rem, 2.4vw, 1.6rem);
  background: var(--faq-cell-bg);
  border: 1px solid var(--faq-id-line);
  border-radius: var(--radius-organic);
  overflow: hidden;
}

.page-faq .faq-volume::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold) 0%, rgba(212, 175, 55, .08) 78%);
}

.page-faq .faq-volume__code {
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .22em;
  color: var(--gold);
}

.page-faq .faq-volume__name {
  font-size: 1.42rem;
  color: var(--ivory);
}

.page-faq .faq-volume__region {
  font-size: .95rem;
  color: var(--muted);
}

.page-faq .faq-volume__count {
  font-size: 1rem;
  color: var(--text-soft);
}

.page-faq .faq-volume__count strong {
  font-family: var(--font-mono);
  font-size: 1.55rem;
  color: var(--gold-bright);
  margin-right: .3rem;
}

.page-faq .faq-volume__text {
  font-size: 1rem;
  color: var(--text-soft);
}

.page-faq .faq-volume__list {
  display: grid;
  gap: .5rem;
  list-style: none;
  margin: .5rem 0 0;
  padding: .75rem 0 0;
  border-top: 1px dashed var(--faq-id-line);
}

.page-faq .faq-volume__list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .65rem;
  font-size: .95rem;
  line-height: 1.55;
  color: var(--text-faint);
}

.page-faq .faq-volume__id {
  font-family: var(--font-mono);
  font-size: .85rem;
  color: var(--gold);
  white-space: nowrap;
}

/* ---------- 安装与升级 ---------- */

.page-faq .faq-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.6rem, 4vw, 3rem);
}

.page-faq .faq-subhead {
  font-size: 1.32rem;
  color: var(--gold-bright);
  margin-bottom: 1.15rem;
  padding-bottom: .6rem;
  border-bottom: 1px solid var(--gold-line);
}

.page-faq .faq-steps {
  display: grid;
  gap: .95rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .95rem;
  align-items: start;
}

.page-faq .faq-step__num {
  min-width: 2.2rem;
  font-family: var(--font-mono);
  font-size: 1.32rem;
  font-weight: 700;
  line-height: 1.25;
  color: var(--gold);
}

.page-faq .faq-step p {
  font-size: 1.05rem;
  color: var(--text-soft);
}

.page-faq .faq-step p a,
.page-faq .faq-code__aside a {
  border-bottom: 1px solid var(--gold-line-strong);
  text-decoration: none;
}

/* ---------- 账号与设备 折叠问答 ---------- */

.page-faq .faq-qa {
  display: grid;
  gap: 1px;
  background: var(--faq-id-line);
  border: 1px solid var(--faq-id-line);
  border-radius: var(--radius-organic);
  overflow: hidden;
}

.page-faq .faq-qa .fold {
  background: rgba(11, 18, 32, .86);
}

.page-faq .faq-qa .fold__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  min-height: 48px;
  padding: 1.05rem 1.2rem;
  background: none;
  border: 0;
  color: var(--ivory);
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.5;
  text-align: left;
  cursor: pointer;
}

.page-faq .faq-qa .fold__trigger::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  line-height: 1;
  color: var(--gold);
  transition: transform .25s ease;
}

.page-faq .faq-qa .fold__trigger[aria-expanded="true"]::after {
  content: "−";
}

.page-faq .faq-qa .fold__trigger:hover {
  color: var(--gold-bright);
}

.page-faq .faq-qa .fold__trigger:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: -2px;
}

.page-faq .faq-qa .fold__panel {
  padding: 0 1.2rem 1.2rem;
}

.page-faq .faq-qa .fold__panel p {
  max-width: 60ch;
  font-size: 1.03rem;
  color: var(--text-soft);
  border-left: 2px solid var(--gold-line);
  padding-left: .95rem;
}

/* ---------- 长辈操作图解 ---------- */

.page-faq .faq-elder {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.6rem, 4vw, 3rem);
}

.page-faq .faq-elder__steps {
  display: grid;
  gap: 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-elder__step {
  display: grid;
  gap: .35rem;
  padding: clamp(1.1rem, 2.4vw, 1.5rem);
  background: var(--faq-cell-bg);
  border: 1px solid var(--faq-id-line);
  border-left: 3px solid var(--gold);
  border-radius: 6px 26px 6px 26px;
}

.page-faq .faq-elder__num {
  font-family: var(--font-mono);
  font-size: .84rem;
  letter-spacing: .22em;
  color: var(--gold);
}

.page-faq .faq-elder__step h3 {
  font-size: 1.45rem;
  color: var(--ivory);
}

.page-faq .faq-elder__step p {
  font-size: 1.05rem;
  color: var(--text-soft);
}

.page-faq .faq-elder__figure {
  margin: 0;
  aspect-ratio: 9 / 11;
  border: 1px solid var(--gold-line);
  border-radius: var(--radius-organic);
  overflow: hidden;
}

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

/* ---------- 编号怎么查 ---------- */

.page-faq .faq-code {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 2.6rem);
}

.page-faq .faq-code__diagram {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: clamp(1.4rem, 3.5vw, 2.4rem) 1rem;
  background: var(--faq-cell-bg);
  border: 1px solid var(--gold-line);
  border-radius: var(--radius-organic);
}

.page-faq .faq-code__seg {
  padding: .35rem .75rem;
  font-family: var(--font-mono);
  font-size: clamp(1.9rem, 7vw, 3rem);
  font-weight: 700;
  line-height: 1;
  color: var(--gold-bright);
  border: 1px solid var(--gold-line-strong);
  border-radius: 12px 4px 12px 4px;
  background: rgba(212, 175, 55, .08);
}

.page-faq .faq-code__dash {
  font-family: var(--font-mono);
  font-size: clamp(1.2rem, 4vw, 1.8rem);
  color: var(--gold-dim);
}

.page-faq .faq-code__legend {
  display: grid;
  gap: .9rem;
  margin: 0;
}

.page-faq .faq-code__legend > div {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .95rem;
  align-items: baseline;
  padding-bottom: .9rem;
  border-bottom: 1px dashed var(--faq-id-line);
}

.page-faq .faq-code__legend > div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-faq .faq-code__legend dt {
  font-family: var(--font-mono);
  font-size: 1.18rem;
  font-weight: 700;
  color: var(--gold);
  white-space: nowrap;
}

.page-faq .faq-code__legend dd {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-faq .faq-code__use {
  margin-top: clamp(1.6rem, 4vw, 2.6rem);
  padding-top: clamp(1.2rem, 3vw, 2rem);
  border-top: 1px solid var(--gold-line);
}

.page-faq .faq-code__use h3 {
  font-size: 1.35rem;
  color: var(--ivory);
  margin-bottom: 1.15rem;
}

.page-faq .faq-code__aside {
  margin-top: 1.3rem;
  font-size: 1rem;
  color: var(--muted);
}

/* ---------- 还没解决 ---------- */

.page-faq .faq-help {
  background:
    radial-gradient(80% 70% at 82% 8%, rgba(212, 175, 55, .12), transparent 66%),
    linear-gradient(180deg, #0B1220 0%, #101A30 100%);
  border-top: 1px solid var(--gold-line);
}

.page-faq .faq-help__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.6rem, 4vw, 3rem);
}

.page-faq .faq-help__title {
  margin: .6rem 0 .9rem;
  font-size: clamp(1.7rem, 4.2vw, 2.4rem);
  color: var(--ivory);
}

.page-faq .faq-help__lead {
  max-width: 34em;
  margin-bottom: 1.6rem;
  font-size: 1.05rem;
  color: var(--text-soft);
}

.page-faq .faq-help__items {
  display: grid;
  gap: 1px;
  list-style: none;
  margin: 0;
  padding: 0;
  background: var(--faq-id-line);
  border: 1px solid var(--faq-id-line);
  border-radius: var(--radius-organic);
  overflow: hidden;
}

.page-faq .faq-help__item {
  display: grid;
  gap: .3rem;
  padding: 1.05rem 1.15rem;
  background: rgba(11, 18, 32, .9);
}

.page-faq .faq-help__label {
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .18em;
  color: var(--gold);
}

.page-faq .faq-help__value {
  font-family: var(--font-mono);
  font-size: 1.12rem;
  line-height: 1.5;
  color: var(--ivory);
  word-break: break-word;
}

.page-faq .faq-help__note {
  font-size: .95rem;
  color: var(--muted);
}

/* ---------- 响应式 ---------- */

@media (min-width: 660px) {
  .page-faq .faq-volumes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 780px) {
  .page-faq .faq-quick,
  .page-faq .faq-searchbar {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-faq .faq-split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-faq .faq-code {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    align-items: start;
  }
  .page-faq .faq-help__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }
  .page-faq .faq-step {
    gap: 1.1rem;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, .85fr);
    align-items: end;
  }
  .page-faq .faq-hero__stats {
    flex-direction: column;
    flex-wrap: nowrap;
  }
  .page-faq .faq-elder {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: start;
  }
}

@media (min-width: 1040px) {
  .page-faq .faq-volumes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-searchbar__tags a,
  .page-faq .faq-quick__item,
  .page-faq .faq-qa .fold__trigger::after {
    transition: none;
  }
}