.page-faq {
  --faq-radius: 14px;
  --faq-node: 42px;
  --faq-panel: linear-gradient(160deg, rgba(18, 18, 42, .94), rgba(10, 10, 18, .92));
  display: block;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-sans);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(34px, 6vw, 72px) 0 clamp(44px, 7vw, 88px);
  background:
    radial-gradient(120% 92% at 84% 2%, rgba(168, 85, 247, .30), transparent 62%),
    radial-gradient(88% 70% at 4% 98%, rgba(45, 156, 219, .18), transparent 60%),
    var(--ink);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-faq .faq-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.page-faq .faq-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 72% 38%;
  opacity: .22;
  mix-blend-mode: screen;
}

.page-faq .faq-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(96deg, rgba(10, 10, 18, .95) 0%, rgba(10, 10, 18, .76) 48%, rgba(10, 10, 18, .34) 100%);
}

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

.page-faq .faq-hero .breadcrumb {
  margin-bottom: clamp(20px, 4vw, 40px);
}

.page-faq .faq-hero__title {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(36px, 8.2vw, 78px);
  line-height: 1.05;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-faq .faq-hero__em {
  font-style: normal;
  background: linear-gradient(102deg, var(--neon) 0%, var(--bolt) 52%, var(--amber) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

.page-faq .faq-hero__lede {
  max-width: 62ch;
  margin: 0;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .faq-hero__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.page-faq .faq-chip {
  display: inline-flex;
  align-items: center;
  padding: 9px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(18, 18, 42, .74);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .05em;
  text-decoration: none;
  transition: color .25s var(--ease), border-color .25s var(--ease), transform .25s var(--ease);
}

.page-faq .faq-chip:hover,
.page-faq .faq-chip:focus-visible {
  color: var(--paper);
  border-color: var(--neon);
  transform: translateY(-2px);
}

.page-faq .faq-chip--amber {
  border-color: rgba(245, 158, 11, .55);
  color: var(--amber);
}

.page-faq .faq-chip--cyan {
  border-color: rgba(34, 211, 238, .5);
  color: var(--cyan);
}

.page-faq .faq-hero__meta {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  font-size: 14px;
  color: var(--muted);
}

.page-faq .faq-hero__meta li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

/* ---------- 教程索引 ---------- */
.page-faq .faq-index {
  padding-top: clamp(52px, 8vw, 104px);
  padding-bottom: clamp(44px, 6vw, 76px);
}

.page-faq .faq-index__head {
  max-width: 720px;
}

.page-faq .faq-index__sub,
.page-faq .faq-download__sub,
.page-faq .faq-rules__sub {
  margin: 12px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .faq-index__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
  margin-top: clamp(26px, 4vw, 44px);
}

.page-faq .faq-index__rail {
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  background: var(--faq-panel);
  padding: 20px 18px;
}

.page-faq .faq-index__rail-label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--bolt);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-faq .faq-index__link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 12px;
  border-radius: 10px;
  border-left: 2px solid transparent;
  color: var(--paper);
  font-size: 15px;
  text-decoration: none;
  transition: background .25s var(--ease), border-color .25s var(--ease), color .25s var(--ease);
}

.page-faq .faq-index__num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--neon);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  background: rgba(168, 85, 247, .12);
  border-left-color: var(--neon);
}

.page-faq .faq-index__rail-note {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(76, 29, 149, .7);
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}

.page-faq .faq-index__drawer {
  display: grid;
  gap: 14px;
}

/* ---------- 可展开卡片通用皮肤 ---------- */
.page-faq .faq-item,
.page-faq .faq-q {
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  background: var(--faq-panel);
  overflow: hidden;
  transition: border-color .3s var(--ease), box-shadow .3s var(--ease);
}

.page-faq .faq-item {
  box-shadow: 0 20px 44px -34px rgba(168, 85, 247, .8);
}

.page-faq .faq-item:hover,
.page-faq .faq-q:hover {
  border-color: rgba(168, 85, 247, .6);
}

.page-faq .faq-item__trigger {
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-areas:
    "idx label icon"
    "idx hint icon";
  align-items: center;
  gap: 4px 14px;
  width: 100%;
  padding: 20px 20px;
  border: 0;
  background: none;
  color: inherit;
  text-align: left;
  font-family: var(--font-sans);
  cursor: pointer;
}

.page-faq .faq-item__idx {
  grid-area: idx;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 11px;
  border: 1px solid rgba(168, 85, 247, .5);
  background: rgba(168, 85, 247, .14);
  color: var(--neon);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
}

.page-faq .faq-item__label {
  grid-area: label;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--paper);
}

.page-faq .faq-item__hint {
  grid-area: hint;
  display: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--muted);
}

.page-faq .faq-item__body {
  padding: 0 20px 22px;
}

.page-faq .faq-item__body > p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .faq-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-faq .faq-list li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--paper);
}

.page-faq .faq-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .68em;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: linear-gradient(135deg, var(--neon), var(--bolt));
}

.page-faq .faq-item__jump {
  display: inline-block;
  margin-top: 16px;
  color: var(--amber);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  text-decoration: none;
  border-bottom: 1px dashed rgba(245, 158, 11, .5);
  padding-bottom: 2px;
  transition: color .25s var(--ease), border-color .25s var(--ease);
}

.page-faq .faq-item__jump:hover,
.page-faq .faq-item__jump:focus-visible {
  color: var(--paper);
  border-color: var(--paper);
}

.page-faq .faq-item__icon,
.page-faq .faq-q__icon {
  grid-area: icon;
  position: relative;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1px solid rgba(168, 85, 247, .55);
  flex: none;
}

.page-faq .faq-item__icon::before,
.page-faq .faq-item__icon::after,
.page-faq .faq-q__icon::before,
.page-faq .faq-q__icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--muted);
  transition: transform .3s var(--ease), opacity .3s var(--ease);
}

.page-faq .faq-item__icon::before,
.page-faq .faq-q__icon::before {
  width: 10px;
  height: 1.5px;
  transform: translate(-50%, -50%);
}

.page-faq .faq-item__icon::after,
.page-faq .faq-q__icon::after {
  width: 1.5px;
  height: 10px;
  transform: translate(-50%, -50%);
}

.page-faq .faq-item[data-open] .faq-item__icon::after,
.page-faq .faq-q[data-open] .faq-q__icon::after {
  transform: translate(-50%, -50%) scaleY(0);
  opacity: 0;
}

.page-faq .faq-item[data-open] .faq-item__icon,
.page-faq .faq-q[data-open] .faq-q__icon {
  border-color: var(--amber);
}

/* ---------- 记录查询 ---------- */
.page-faq .faq-records {
  padding-top: clamp(48px, 7vw, 96px);
  padding-bottom: clamp(48px, 7vw, 96px);
  background:
    radial-gradient(90% 70% at 12% 0%, rgba(45, 156, 219, .14), transparent 62%),
    transparent;
  border-top: 1px solid rgba(76, 29, 149, .55);
}

.page-faq .faq-records__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 5vw, 60px);
}

.page-faq .faq-records__lede {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--muted);
  max-width: 56ch;
}

.page-faq .faq-steps {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
}

.page-faq .faq-step {
  display: grid;
  grid-template-columns: var(--faq-node) 1fr;
  gap: 16px;
  padding: 22px 0;
  border-top: 1px solid rgba(76, 29, 149, .62);
}

.page-faq .faq-step:first-child {
  border-top: 0;
  padding-top: 4px;
}

.page-faq .faq-step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--faq-node);
  height: var(--faq-node);
  border-radius: 12px;
  background: linear-gradient(150deg, rgba(168, 85, 247, .22), rgba(45, 156, 219, .16));
  border: 1px solid rgba(168, 85, 247, .48);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
}

.page-faq .faq-step__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--paper);
}

.page-faq .faq-step__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .faq-records__side {
  display: grid;
  gap: 20px;
  align-content: start;
}

.page-faq .faq-records__figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  background: var(--faq-panel);
  overflow: hidden;
}

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

.page-faq .faq-records__caption {
  display: block;
  padding: 14px 18px 16px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
  border-top: 1px solid rgba(76, 29, 149, .62);
}

.page-faq .faq-months {
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  background: rgba(18, 18, 42, .72);
  padding: 16px 18px 18px;
}

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

.page-faq .faq-months__note {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 下载安装 ---------- */
.page-faq .faq-download {
  padding-top: clamp(48px, 7vw, 96px);
  padding-bottom: clamp(48px, 7vw, 96px);
  border-top: 1px solid rgba(76, 29, 149, .55);
}

.page-faq .faq-download__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
  margin-top: clamp(26px, 4vw, 46px);
}

.page-faq .faq-tile {
  position: relative;
  padding: 26px 22px 24px;
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  background: var(--faq-panel);
  overflow: hidden;
}

.page-faq .faq-tile::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--neon), var(--bolt) 60%, var(--amber));
}

.page-faq .faq-tile__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--bolt);
}

.page-faq .faq-tile__title {
  margin: 12px 0 10px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  color: var(--paper);
}

.page-faq .faq-tile p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--muted);
}

.page-faq .faq-download__foot {
  margin: clamp(24px, 4vw, 38px) 0 0;
  padding: 18px 20px;
  border: 1px dashed rgba(76, 29, 149, .9);
  border-radius: var(--faq-radius);
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .faq-inline-link {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px dashed rgba(245, 158, 11, .55);
  margin-left: 8px;
  white-space: nowrap;
}

.page-faq .faq-inline-link:hover,
.page-faq .faq-inline-link:focus-visible {
  color: var(--paper);
  border-color: var(--paper);
}

/* ---------- 规则与额度 ---------- */
.page-faq .faq-rules {
  padding-top: clamp(48px, 7vw, 96px);
  padding-bottom: clamp(48px, 7vw, 96px);
  border-top: 1px solid rgba(76, 29, 149, .55);
}

.page-faq .faq-rules__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
  margin-top: clamp(26px, 4vw, 46px);
}

.page-faq .faq-rule-card {
  display: flex;
  flex-direction: column;
  padding: 26px 22px 24px;
}

.page-faq .faq-rule-card__title {
  margin: 12px 0 12px;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 700;
  color: var(--paper);
}

.page-faq .faq-rule-card > p {
  margin: 0 0 16px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .faq-rule-card .faq-item__jump {
  margin-top: auto;
  align-self: flex-start;
}

.page-faq .faq-version-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 16px;
}

/* ---------- 常见问题速查 ---------- */
.page-faq .faq-questions {
  padding-top: clamp(48px, 7vw, 96px);
  padding-bottom: clamp(48px, 7vw, 96px);
  background:
    radial-gradient(85% 65% at 88% 100%, rgba(168, 85, 247, .14), transparent 62%),
    transparent;
  border-top: 1px solid rgba(76, 29, 149, .55);
}

.page-faq .faq-questions__list {
  display: grid;
  gap: 12px;
  margin-top: clamp(24px, 4vw, 42px);
}

.page-faq .faq-q__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 18px 20px;
  border: 0;
  background: none;
  color: inherit;
  text-align: left;
  font-family: var(--font-sans);
  cursor: pointer;
}

.page-faq .faq-q__text {
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--paper);
}

.page-faq .faq-q__body {
  padding: 0 20px 20px;
}

.page-faq .faq-q__body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 仍需要帮助 ---------- */
.page-faq .faq-help {
  padding-top: clamp(48px, 7vw, 96px);
  padding-bottom: clamp(56px, 8vw, 110px);
  border-top: 1px solid rgba(76, 29, 149, .55);
}

.page-faq .faq-help__panel {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
  padding: clamp(28px, 5vw, 52px);
  border: 1px solid rgba(168, 85, 247, .42);
  border-radius: var(--faq-radius);
  background:
    radial-gradient(120% 120% at 100% 0%, rgba(168, 85, 247, .20), transparent 58%),
    radial-gradient(100% 100% at 0% 100%, rgba(45, 156, 219, .14), transparent 58%),
    linear-gradient(160deg, rgba(18, 18, 42, .96), rgba(10, 10, 18, .96));
  overflow: hidden;
}

.page-faq .faq-help__panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--neon), var(--bolt) 55%, var(--amber));
}

.page-faq .faq-help__copy p:last-child {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
  max-width: 52ch;
}

.page-faq .faq-help__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-faq .faq-help__list .contact-line {
  border: 1px solid rgba(76, 29, 149, .85);
  border-radius: 12px;
  background: rgba(10, 10, 18, .6);
  padding: 14px 16px;
}

.page-faq .faq-help__actions {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 4px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-faq .faq-item__hint {
    display: block;
  }
}

@media (min-width: 720px) {
  .page-faq .faq-download__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-faq .faq-help__panel {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-index__layout {
    grid-template-columns: 258px minmax(0, 1fr);
    gap: clamp(26px, 4vw, 56px);
    align-items: start;
  }

  .page-faq .faq-index__rail {
    position: sticky;
    top: 96px;
  }

  .page-faq .faq-records__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: start;
  }

  .page-faq .faq-records__side {
    position: sticky;
    top: 96px;
  }

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

  .page-faq .faq-questions__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-chip,
  .page-faq .faq-index__link,
  .page-faq .faq-item,
  .page-faq .faq-q,
  .page-faq .disclosure__icon::before,
  .page-faq .disclosure__icon::after,
  .page-faq .faq-item__icon::before,
  .page-faq .faq-item__icon::after,
  .page-faq .faq-q__icon::before,
  .page-faq .faq-q__icon::after {
    transition: none;
  }

  .page-faq .faq-chip:hover,
  .page-faq .faq-chip:focus-visible {
    transform: none;
  }
}