.page-faq {
  --faq-cyan-dim: rgba(56, 242, 224, .38);
  --faq-purple-dim: rgba(124, 77, 255, .38);
  --faq-line-soft: rgba(42, 51, 70, .85);
  position: relative;
  color: var(--text);
}

/* ---------- 头部 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 24px 0 48px;
  overflow: hidden;
  border-bottom: 1px solid var(--faq-line-soft);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(880px 400px at 80% -12%, rgba(124, 77, 255, .30), transparent 68%),
    radial-gradient(620px 320px at 4% 22%, rgba(56, 242, 224, .12), transparent 70%),
    repeating-linear-gradient(0deg, rgba(42, 51, 70, .28) 0 1px, transparent 1px 72px);
  pointer-events: none;
}

.page-faq .faq-hero .wrap {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero .breadcrumb {
  margin-bottom: 28px;
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  align-items: end;
}

.page-faq .faq-hero__eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .faq-hero h1 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(32px, 7.4vw, 66px);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--text);
  max-width: 16ch;
}

.page-faq .faq-hero__lede {
  margin: 0 0 26px;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-faq .faq-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-hero__stats .stat {
  padding: 12px 14px;
  border: 1px solid var(--faq-line-soft);
  border-radius: var(--r-md);
  background: rgba(14, 18, 32, .7);
}

.page-faq .faq-hero__stats .stat__value {
  display: block;
  font-family: var(--font-mono);
  font-size: 22px;
  line-height: 1.2;
  color: var(--purple-lt);
}

.page-faq .faq-hero__stats .stat__label {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  color: var(--text-mute);
}

.page-faq .faq-hero__media {
  margin: 0;
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--r-lg);
}

/* ---------- 通用章节微调 ---------- */
.page-faq .section {
  padding: 52px 0;
}

.page-faq .section + .section {
  border-top: 1px solid var(--faq-line-soft);
}

.page-faq .section__head {
  margin-bottom: 28px;
}

.page-faq .section__title {
  max-width: 26ch;
}

.page-faq .section__lede {
  max-width: 66ch;
}

/* ---------- 01 入口清单 ---------- */
.page-faq .entry-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .entry {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-areas:
    "idx body"
    "tag body";
  align-items: start;
  gap: 6px 14px;
  padding: 16px;
  border: 1px solid var(--faq-line-soft);
  border-radius: var(--r-md);
  background: linear-gradient(180deg, rgba(20, 26, 44, .9), rgba(14, 18, 32, .9));
  transition: border-color .2s ease, transform .2s ease;
}

.page-faq .entry:hover,
.page-faq .entry:focus-within {
  border-color: var(--faq-cyan-dim);
  transform: translateY(-2px);
}

.page-faq .entry__idx {
  grid-area: idx;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-mute);
  letter-spacing: .06em;
  padding-top: 2px;
}

.page-faq .entry__body {
  grid-area: body;
}

.page-faq .entry__name {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--text);
}

.page-faq .entry__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-faq .entry .tag {
  grid-area: tag;
  align-self: start;
  white-space: nowrap;
}

.page-faq .entry--season {
  background: linear-gradient(180deg, rgba(58, 36, 134, .28), rgba(14, 18, 32, .9));
}

/* ---------- 02 速查索引 ---------- */
.page-faq .qindex {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .qindex__card {
  padding: 16px;
  border: 1px solid var(--faq-line-soft);
  border-radius: var(--r-md);
  background: rgba(14, 18, 32, .65);
}

.page-faq .qindex__link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--faq-line-soft);
}

.page-faq .qindex__num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--purple-lt);
}

.page-faq .qindex__name {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
}

.page-faq .qindex__count {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-mute);
}

.page-faq .qindex__link:hover .qindex__name,
.page-faq .qindex__link:focus-visible .qindex__name {
  color: var(--cyan);
}

.page-faq .qindex__qs {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .qindex__qs li {
  position: relative;
  padding-left: 16px;
  font-size: 13px;
  line-height: 1.9;
  color: var(--text-dim);
}

.page-faq .qindex__qs li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .82em;
  width: 6px;
  height: 1px;
  background: var(--cyan);
}

/* ---------- 03 导航图解 ---------- */
.page-faq .faq-map-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  padding: 18px;
  border: 1px solid var(--faq-line-soft);
  border-radius: var(--r-lg);
  background:
    radial-gradient(620px 300px at 12% 0%, rgba(124, 77, 255, .18), transparent 70%),
    rgba(14, 18, 32, .7);
}

.page-faq .faq-map {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
}

.page-faq .faq-map__callouts path {
  fill: none;
  stroke: url(#faqMapLine);
  stroke-width: 1.4;
  stroke-dasharray: 3 5;
}

.page-faq .faq-map__root rect {
  fill: rgba(124, 77, 255, .22);
  stroke: var(--purple);
  stroke-width: 1.4;
}

.page-faq .faq-map__root text {
  fill: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 600;
}

.page-faq .faq-map__node rect {
  fill: rgba(6, 7, 14, .85);
  stroke-width: 1.4;
}

.page-faq .faq-map__node text {
  fill: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 13px;
}

.page-faq .faq-map__node--inline rect {
  stroke: var(--faq-cyan-dim);
}

.page-faq .faq-map__node--inline text {
  fill: var(--cyan);
}

.page-faq .faq-map__node--page rect {
  stroke: var(--faq-purple-dim);
}

.page-faq .faq-map__node--page text {
  fill: var(--purple-lt);
}

.page-faq .faq-map__legend rect {
  fill: rgba(124, 77, 255, .25);
  stroke: var(--faq-purple-dim);
  stroke-width: 1;
}

.page-faq .faq-map__legend rect:nth-of-type(2) {
  fill: rgba(56, 242, 224, .2);
  stroke: var(--faq-cyan-dim);
}

.page-faq .faq-map__legend text {
  fill: var(--text-mute);
  font-family: var(--font-mono);
  font-size: 12px;
}

.page-faq .faq-map__notes-title {
  margin: 0 0 10px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
}

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

.page-faq .faq-map__list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 10px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--text-dim);
}

.page-faq .faq-map__list li:last-child {
  margin-bottom: 0;
}

.page-faq .faq-map__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .7em;
  width: 8px;
  height: 8px;
  border-radius: 3px;
  border: 1px solid var(--cyan);
  background: rgba(56, 242, 224, .18);
}

.page-faq .faq-map__list strong {
  color: var(--text);
  font-weight: 600;
}

/* ---------- 04 纠错三步 ---------- */
.page-faq .fix-steps {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: fix;
}

.page-faq .fix-step {
  position: relative;
  padding: 18px 18px 18px 20px;
  border: 1px solid var(--faq-line-soft);
  border-left: 3px solid var(--orange);
  border-radius: var(--r-md);
  background: rgba(14, 18, 32, .7);
}

.page-faq .fix-step__idx {
  display: inline-block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--orange);
}

.page-faq .fix-step__name {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
}

.page-faq .fix-step__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--text-dim);
  word-break: break-word;
}

.page-faq .faq-fix__foot {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-mute);
}

.page-faq .faq-fix__foot a {
  color: var(--purple-lt);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 05 问答库 ---------- */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-faq .faq-rail__title {
  display: none;
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--text-mute);
}

.page-faq .faq-rail__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-faq .faq-rail__list li {
  flex: 0 0 auto;
}

.page-faq .faq-rail__list a {
  display: block;
  padding: 8px 14px;
  border: 1px solid var(--faq-line-soft);
  border-radius: var(--r-pill);
  font-size: 13px;
  color: var(--text-dim);
  text-decoration: none;
  white-space: nowrap;
  transition: color .2s ease, border-color .2s ease, background-color .2s ease;
}

.page-faq .faq-rail__list a:hover,
.page-faq .faq-rail__list a:focus-visible {
  color: var(--text);
  border-color: var(--faq-cyan-dim);
  background: rgba(56, 242, 224, .08);
}

.page-faq .faq-group {
  scroll-margin-top: 108px;
  margin-bottom: 34px;
}

.page-faq .faq-group:last-child {
  margin-bottom: 0;
}

.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 10px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--faq-line-soft);
}

.page-faq .faq-group__title {
  margin: 0;
  font-size: 20px;
  font-weight: 600;
  color: var(--text);
}

.page-faq .faq-group__count {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-mute);
}

.page-faq .qa {
  margin-bottom: 8px;
  border: 1px solid var(--faq-line-soft);
  border-radius: var(--r-md);
  background: rgba(14, 18, 32, .62);
  transition: border-color .2s ease, background-color .2s ease;
}

.page-faq .qa:hover {
  border-color: rgba(124, 77, 255, .55);
}

.page-faq .qa[open] {
  border-color: var(--faq-cyan-dim);
  background: rgba(14, 18, 32, .92);
}

.page-faq .qa > summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .qa__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--text-mute);
  transition: color .2s ease;
}

.page-faq .qa[open] .qa__num {
  color: var(--cyan);
}

.page-faq .qa__q {
  font-size: 15px;
  line-height: 1.6;
  color: var(--text);
}

.page-faq .qa__sign {
  position: relative;
  width: 14px;
  height: 14px;
  align-self: center;
  flex: 0 0 auto;
}

.page-faq .qa__sign::before,
.page-faq .qa__sign::after {
  content: "";
  position: absolute;
  background: var(--purple-lt);
  transition: transform .22s ease, opacity .22s ease;
}

.page-faq .qa__sign::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
}

.page-faq .qa__sign::after {
  left: 6px;
  top: 0;
  width: 2px;
  height: 14px;
}

.page-faq .qa[open] .qa__sign::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-faq .qa__a {
  padding: 2px 16px 16px 42px;
  border-left: 2px solid var(--cyan);
  margin-left: 16px;
}

.page-faq .qa__a p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-dim);
  word-break: break-word;
}

.page-faq .qa__a a {
  color: var(--purple-lt);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 06 还需要帮助 ---------- */
.page-faq .faq-help__panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  padding: 24px;
  border: 1px solid var(--faq-purple-dim);
  border-radius: var(--r-lg);
  background:
    radial-gradient(560px 300px at 88% 10%, rgba(124, 77, 255, .26), transparent 72%),
    linear-gradient(180deg, rgba(20, 26, 44, .95), rgba(6, 7, 14, .95));
  box-shadow: var(--shadow-float);
}

.page-faq .faq-help__lede {
  margin: 14px 0 20px;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-faq .faq-help__links {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-help__links a {
  display: block;
  padding: 12px 16px;
  border: 1px solid var(--faq-line-soft);
  border-radius: var(--r-pill);
  font-size: 14px;
  color: var(--text);
  text-decoration: none;
  transition: border-color .2s ease, background-color .2s ease, transform .2s ease;
}

.page-faq .faq-help__links a:hover,
.page-faq .faq-help__links a:focus-visible {
  border-color: var(--cyan);
  background: rgba(56, 242, 224, .08);
  transform: translateX(3px);
}

.page-faq .faq-help__contact {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--faq-line-soft);
}

.page-faq .faq-help__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
  padding: 12px 0;
  border-bottom: 1px solid var(--faq-line-soft);
}

.page-faq .faq-help__row:last-child {
  border-bottom: 0;
}

.page-faq .faq-help__row dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--text-mute);
}

.page-faq .faq-help__row dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
  word-break: break-word;
}

.page-faq .faq-help__row dd a {
  color: var(--purple-lt);
  text-decoration: none;
}

.page-faq .faq-help__row dd a:hover,
.page-faq .faq-help__row dd a:focus-visible {
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 窄屏再收一收 ---------- */
@media (max-width: 420px) {
  .page-faq .qa > summary {
    grid-template-columns: auto minmax(0, 1fr);
    gap: 8px 10px;
  }

  .page-faq .qa__sign {
    grid-row: 1;
    grid-column: 2;
    justify-self: end;
  }

  .page-faq .qa__q {
    grid-column: 2;
  }

  .page-faq .qa__a {
    padding: 2px 14px 14px 14px;
    margin-left: 12px;
  }

  .page-faq .fix-step,
  .page-faq .qindex__card,
  .page-faq .entry {
    padding: 14px;
  }
}

/* ---------- 平板 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-hero {
    padding: 32px 0 60px;
  }

  .page-faq .section {
    padding: 64px 0;
  }

  .page-faq .faq-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-faq .fix-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-faq .faq-help__row {
    grid-template-columns: 130px minmax(0, 1fr);
    gap: 14px;
    align-items: baseline;
  }

  .page-faq .faq-map-wrap {
    padding: 26px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 980px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 44px;
  }

  .page-faq .entry-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .qindex {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-map-wrap {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 32px;
    align-items: start;
  }

  .page-faq .faq-layout {
    grid-template-columns: 208px minmax(0, 1fr);
    gap: 44px;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 112px;
    align-self: start;
    padding: 18px 16px;
    border: 1px solid var(--faq-line-soft);
    border-radius: var(--r-md);
    background: rgba(14, 18, 32, .7);
  }

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

  .page-faq .faq-rail__list {
    flex-direction: column;
    gap: 4px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-rail__list a {
    border-color: transparent;
    border-radius: var(--r-sm);
    padding: 9px 12px;
  }

  .page-faq .faq-rail__list a:hover,
  .page-faq .faq-rail__list a:focus-visible {
    border-color: var(--faq-cyan-dim);
  }

  .page-faq .qa__a {
    padding-left: 54px;
    margin-left: 18px;
  }

  .page-faq .faq-help__panel {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 40px;
    padding: 34px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .entry,
  .page-faq .qa,
  .page-faq .qa__sign::before,
  .page-faq .qa__sign::after,
  .page-faq .faq-rail__list a,
  .page-faq .faq-help__links a {
    transition: none;
  }

  .page-faq .entry:hover,
  .page-faq .entry:focus-within,
  .page-faq .faq-help__links a:hover,
  .page-faq .faq-help__links a:focus-visible {
    transform: none;
  }
}