.page-faq{
  --faq-pad-y: 48px;
  --faq-rail: 60px;
  --faq-glow: rgba(123,63,228,.35);
  background: var(--bg);
  color: var(--ink);
  overflow-x: hidden;
}

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

/* ---------- 面包屑 ---------- */
.page-faq .faq-topline{ padding-top: 22px; }
.page-faq .breadcrumb{
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .06em;
  color: var(--ink-soft);
}
.page-faq .breadcrumb a{
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}
.page-faq .breadcrumb a:hover,
.page-faq .breadcrumb a:focus-visible{
  color: var(--neon-light);
  border-bottom-color: var(--neon-light);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero{
  display: grid;
  gap: 30px;
  padding: var(--faq-pad-y) 0 40px;
}
.page-faq .faq-hero h1{
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 7.6vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 14px 0 18px;
  max-width: 18ch;
  text-wrap: balance;
}
.page-faq .faq-hero .lede{
  max-width: 58ch;
  margin: 0;
}
.page-faq .faq-hero-side{
  border: 1px solid var(--line);
  background:
    linear-gradient(155deg, var(--panel) 0%, var(--bg) 78%);
  padding: 6px 20px;
  position: relative;
}
.page-faq .faq-hero-side::before{
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 2px;
  background: linear-gradient(180deg, var(--neon) 0%, transparent 90%);
}
.page-faq .faq-hero-stat{
  display: grid;
  grid-template-columns: 72px minmax(0,1fr);
  gap: 14px;
  align-items: center;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.page-faq .faq-hero-stat:last-child{ border-bottom: 0; }
.page-faq .faq-hero-stat b{
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--jade);
  font-variant-numeric: tabular-nums;
}
.page-faq .faq-hero-stat span{
  font-size: .88rem;
  line-height: 1.6;
  color: var(--ink-soft);
}

/* ---------- 高频问题手风琴 ---------- */
.page-faq .faq-list{ padding: 0 0 12px; }
.page-faq .faq-list .section-head{ margin-bottom: 28px; }

.page-faq .faq-stack{
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.page-faq .faq-item{
  position: relative;
  border-bottom: 1px solid var(--line);
}
.page-faq .faq-item:last-child{ border-bottom: 0; }
.page-faq .faq-item::before{
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--neon);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform .22s var(--ease);
}
.page-faq .faq-item[open]::before{ transform: scaleY(1); }

.page-faq .faq-item summary{
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: 40px minmax(0,1fr) 22px;
  gap: 14px;
  align-items: center;
  padding: 18px 0 18px 14px;
  transition: background .18s var(--ease);
}
.page-faq .faq-item summary::-webkit-details-marker{ display: none; }
.page-faq .faq-item summary:hover{ background: rgba(123,63,228,.06); }
.page-faq .faq-item summary:focus-visible{
  outline: 2px solid var(--neon-light);
  outline-offset: -2px;
}

.page-faq .faq-num{
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .08em;
  font-variant-numeric: tabular-nums;
  color: var(--ink-soft);
  border: 1px solid var(--line);
  height: 28px;
  display: grid;
  place-items: center;
  background: var(--panel);
  transition: color .2s var(--ease), border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.page-faq .faq-item[open] .faq-num{
  color: var(--neon-light);
  border-color: var(--neon);
  box-shadow: 0 0 0 1px var(--faq-glow), 0 0 20px -8px var(--neon);
}

.page-faq .faq-q{
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1rem, 3.6vw, 1.2rem);
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.page-faq .faq-item[open] .faq-q{ color: var(--neon-light); }

.page-faq .faq-sign{
  position: relative;
  width: 14px;
  height: 14px;
  justify-self: end;
}
.page-faq .faq-sign::before,
.page-faq .faq-sign::after{
  content: "";
  position: absolute;
  background: var(--ink-soft);
  transition: transform .2s var(--ease), background .2s var(--ease);
}
.page-faq .faq-sign::before{ left: 0; top: 6px; width: 14px; height: 1px; }
.page-faq .faq-sign::after{ left: 6px; top: 0; width: 1px; height: 14px; }
.page-faq .faq-item[open] .faq-sign::before{ background: var(--neon-light); }
.page-faq .faq-item[open] .faq-sign::after{ transform: scaleY(0); }

.page-faq .faq-a{
  padding: 0 0 22px 68px;
  font-size: .95rem;
  line-height: 1.75;
  color: var(--ink-soft);
}
.page-faq .faq-a p{ margin: 0 0 10px; }
.page-faq .faq-a p:last-child{ margin-bottom: 0; }
.page-faq .faq-jump{
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .04em;
  color: var(--neon-light);
  text-decoration: none;
  border-bottom: 1px solid var(--neon);
  padding-bottom: 2px;
}
.page-faq .faq-jump:hover{ color: var(--gold); border-bottom-color: var(--gold); }

/* ---------- 编号 02 五步排查 ---------- */
.page-faq .faq-flow{
  background: var(--panel);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.page-faq .faq-flow-grid{
  display: grid;
  gap: 36px;
  padding: var(--faq-pad-y) 0;
}
.page-faq .faq-flow h2{
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 5vw, 2.1rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 12px 0 14px;
}
.page-faq .faq-flow-lede{
  margin: 0;
  font-size: .98rem;
  line-height: 1.75;
  color: var(--ink-soft);
  max-width: 54ch;
}

.page-faq .faq-steps{
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
}
.page-faq .faq-steps li{
  position: relative;
  padding: 0 0 26px 56px;
}
.page-faq .faq-steps li::before{
  content: "";
  position: absolute;
  left: 22px;
  top: 30px;
  bottom: 2px;
  width: 1px;
  background: var(--line);
}
.page-faq .faq-steps li:last-child{ padding-bottom: 0; }
.page-faq .faq-steps li:last-child::before{ display: none; }
.page-faq .faq-step-idx{
  position: absolute;
  left: 0;
  top: 0;
  width: 45px;
  height: 26px;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .08em;
  font-variant-numeric: tabular-nums;
  color: var(--neon-light);
  border: 1px solid var(--neon);
  background: rgba(123,63,228,.14);
}
.page-faq .faq-steps h3{
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.02rem;
  letter-spacing: -0.01em;
  line-height: 1.4;
  margin: 0 0 6px;
  color: var(--ink);
}
.page-faq .faq-steps p{
  margin: 0;
  font-size: .93rem;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-faq .faq-flow-media{ margin: 0; }
.page-faq .faq-flow-media .media{
  border: 1px solid var(--line);
}
.page-faq .faq-flow-media .media-caption{
  display: block;
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .04em;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* ---------- 访问方式三步 ---------- */
.page-faq .faq-access{ padding: var(--faq-pad-y) 0; }
.page-faq .faq-access .section-head{ margin-bottom: 28px; }
.page-faq .faq-access .lede a{
  color: var(--neon-light);
  border-bottom: 1px solid var(--neon);
  text-decoration: none;
}
.page-faq .faq-access .lede a:hover{ color: var(--gold); border-bottom-color: var(--gold); }

.page-faq .faq-access-list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.page-faq .faq-access-list li{
  background: var(--bg);
  padding: 24px 20px 28px;
  display: grid;
  gap: 10px;
  align-content: start;
  transition: background .2s var(--ease);
}
.page-faq .faq-access-list li:hover{ background: var(--panel); }
.page-faq .faq-access-tag{
  font-family: var(--font-serif);
  font-size: .72rem;
  letter-spacing: .2em;
  color: var(--ink-soft);
}
.page-faq .faq-access-list h3{
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--ink);
}
.page-faq .faq-access-list p{
  margin: 0;
  font-size: .92rem;
  line-height: 1.75;
  color: var(--ink-soft);
}

/* ---------- 资料库与回放节奏 ---------- */
.page-faq .faq-archive{ padding: var(--faq-pad-y) 0; }
.page-faq .faq-archive .section-head{ margin-bottom: 26px; }
.page-faq .faq-archive h2{
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 5vw, 2.1rem);
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin: 12px 0 12px;
}
.page-faq .faq-archive .lede{ margin: 0; max-width: 56ch; }

.page-faq .faq-phase-strip{
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-bottom: 32px;
}
.page-faq .faq-phase{
  background: var(--panel);
  padding: 18px 16px 20px;
  display: grid;
  gap: 7px;
  align-content: start;
}
.page-faq .faq-phase::before{
  content: "";
  display: block;
  height: 2px;
  width: 100%;
  background: linear-gradient(90deg, var(--jade) 0%, rgba(0,227,154,.15) 100%);
}
.page-faq .faq-phase b{
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .1em;
  color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
}
.page-faq .faq-phase strong{
  font-family: var(--font-display);
  font-weight: 800;
  font-size: .98rem;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.page-faq .faq-phase span{
  font-size: .84rem;
  line-height: 1.6;
  color: var(--ink-soft);
}

.page-faq .faq-archive-notes{
  display: grid;
  gap: 26px;
}
.page-faq .faq-archive-notes article{
  border-top: 1px solid var(--line);
  padding-top: 16px;
}
.page-faq .faq-archive-notes h3{
  font-family: var(--font-display);
  font-weight: 800;
  font-size: .98rem;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
  color: var(--ink);
}
.page-faq .faq-archive-notes p{
  margin: 0;
  font-size: .92rem;
  line-height: 1.75;
  color: var(--ink-soft);
}
.page-faq .faq-archive-notes a{
  color: var(--jade);
  text-decoration: none;
  border-bottom: 1px solid rgba(0,227,154,.45);
}
.page-faq .faq-archive-notes a:hover{ color: var(--gold); border-bottom-color: var(--gold); }

/* ---------- 自查表 ---------- */
.page-faq .faq-selfcheck{ padding: var(--faq-pad-y) 0; }
.page-faq .faq-selfcheck-media{
  border: 1px solid var(--line);
  margin-bottom: 34px;
}
.page-faq .faq-selfcheck-media::after{ opacity: .85; }
.page-faq .faq-selfcheck-head{ margin-bottom: 22px; }
.page-faq .faq-selfcheck-head h2{
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 5vw, 2.1rem);
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin: 12px 0 12px;
}

.page-faq .faq-table-scroll{
  border: 1px solid var(--line);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.page-faq .faq-table{
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: .9rem;
}
.page-faq .faq-table th,
.page-faq .faq-table td{
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  line-height: 1.65;
}
.page-faq .faq-table thead th{
  background: var(--panel);
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .1em;
  color: var(--ink-soft);
  white-space: nowrap;
}
.page-faq .faq-table tbody th{
  font-family: var(--font-mono);
  font-size: .84rem;
  font-weight: 500;
  letter-spacing: .02em;
  color: var(--neon-light);
  white-space: nowrap;
}
.page-faq .faq-table td{ color: var(--ink-soft); }
.page-faq .faq-table tbody tr:last-child th,
.page-faq .faq-table tbody tr:last-child td{ border-bottom: 0; }
.page-faq .faq-table tbody tr:hover td,
.page-faq .faq-table tbody tr:hover th{ background: rgba(123,63,228,.06); }

.page-faq .faq-selfcheck-foot{
  margin: 16px 0 0;
  font-size: .85rem;
  line-height: 1.7;
  color: var(--ink-soft);
}
.page-faq .faq-selfcheck-foot a{
  color: var(--neon-light);
  text-decoration: none;
  border-bottom: 1px solid var(--neon);
}
.page-faq .faq-selfcheck-foot a:hover{ color: var(--gold); border-bottom-color: var(--gold); }

/* ---------- 联系入口 ---------- */
.page-faq .faq-route{
  border-top: 1px solid var(--line);
  background:
    radial-gradient(115% 130% at 100% 0%, rgba(123,63,228,.18) 0%, transparent 58%),
    radial-gradient(90% 120% at 0% 100%, rgba(0,227,154,.08) 0%, transparent 55%),
    var(--bg);
}
.page-faq .faq-route-grid{
  display: grid;
  gap: 32px;
  padding: var(--faq-pad-y) 0 calc(var(--faq-pad-y) + 8px);
}
.page-faq .faq-route-head h2{
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.55rem, 5.2vw, 2.2rem);
  letter-spacing: -0.02em;
  line-height: 1.16;
  margin: 12px 0 14px;
  max-width: 16ch;
}
.page-faq .faq-route-head p{
  margin: 0 0 24px;
  font-size: .95rem;
  line-height: 1.78;
  color: var(--ink-soft);
  max-width: 46ch;
}

.page-faq .faq-route-list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.page-faq .faq-route-list li{
  background: var(--panel);
  padding: 18px 18px 20px;
  display: grid;
  grid-template-columns: 34px minmax(0,1fr);
  gap: 14px;
  align-items: start;
  transition: background .2s var(--ease);
}
.page-faq .faq-route-list li:hover{ background: var(--panel-2); }
.page-faq .faq-route-idx{
  width: 30px;
  height: 26px;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .04em;
  color: var(--neon-light);
  border: 1px solid var(--neon);
  background: rgba(123,63,228,.12);
}
.page-faq .faq-route-list h3{
  font-family: var(--font-display);
  font-weight: 800;
  font-size: .98rem;
  letter-spacing: -0.01em;
  margin: 0 0 6px;
  color: var(--ink);
}
.page-faq .faq-route-list p{
  margin: 0;
  font-size: .88rem;
  line-height: 1.7;
  color: var(--ink-soft);
  word-break: break-word;
}
.page-faq .faq-route-list .mono{
  font-family: var(--font-mono);
  font-size: .84rem;
  color: var(--gold);
  letter-spacing: .01em;
}

/* ---------- 显现动画 ---------- */
.page-faq [data-reveal]{ opacity: 1; transform: none; }
.js .page-faq [data-reveal]{
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .24s var(--ease), transform .24s var(--ease);
}
.js .page-faq [data-reveal].is-in{
  opacity: 1;
  transform: none;
}

/* ---------- 断点：平板 ---------- */
@media (min-width: 640px){
  .page-faq{ --faq-pad-y: 64px; }
  .page-faq .faq-a{ padding-left: 68px; }
  .page-faq .faq-access-list li{ padding: 28px 24px 32px; }
  .page-faq .faq-archive-notes{
    grid-template-columns: repeat(3, minmax(0,1fr));
    gap: 28px;
  }
  .page-faq .faq-route-list{
    grid-template-columns: repeat(2, minmax(0,1fr));
  }
}

/* ---------- 断点：桌面 ---------- */
@media (min-width: 900px){
  .page-faq{ --faq-pad-y: 80px; }

  .page-faq .faq-hero{
    grid-template-columns: minmax(0,7fr) minmax(0,4fr);
    gap: 64px;
    align-items: end;
    padding: 88px 0 56px;
  }
  .page-faq .faq-hero-text{ grid-column: 1; }
  .page-faq .faq-hero-side{ grid-column: 2; align-self: end; }

  .page-faq .faq-item summary{ padding-left: 18px; }
  .page-faq .faq-a{ padding-left: 72px; }

  .page-faq .faq-flow-grid{
    grid-template-columns: minmax(0,7fr) minmax(0,4fr);
    gap: 64px;
    align-items: start;
  }
  .page-faq .faq-flow-media{ position: sticky; top: 96px; }

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

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

  .page-faq .faq-route-grid{
    grid-template-columns: minmax(0,4fr) minmax(0,7fr);
    gap: 64px;
    align-items: start;
  }
  .page-faq .faq-route-list{
    grid-template-columns: repeat(2, minmax(0,1fr));
  }
}

@media (min-width: 1180px){
  .page-faq .faq-hero h1{ font-size: clamp(2.6rem, 4.4vw, 3.5rem); }
  .page-faq .faq-route-head h2{ font-size: 2.2rem; }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce){
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after{
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }
  .page-faq .faq-flow-media{ position: static; }
}