.page-faq{
  --faq-top: clamp(84px, 12vw, 118px);
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero{
  padding-top: var(--faq-top);
  padding-bottom: clamp(8px, 2vw, 20px);
}
.page-faq .faq-hero .breadcrumb{
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--muted);
  margin-bottom: clamp(20px, 3vw, 34px);
}
.page-faq .faq-hero .breadcrumb a{
  color: var(--muted);
  text-decoration: none;
}
.page-faq .faq-hero .breadcrumb a:hover{ color: var(--signal); }
.page-faq .faq-hero .breadcrumb__sep{ color: var(--line-signal); }

.page-faq .faq-hero__inner{
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}
@media (min-width: 960px){
  .page-faq .faq-hero__inner{
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    align-items: center;
  }
}
.page-faq .faq-hero h1{
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(30px, 5.2vw, 54px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -.01em;
  max-width: 20ch;
}
.page-faq .faq-hero .lede{
  margin: 18px 0 0;
  max-width: 58ch;
  font-size: clamp(15px, 1.7vw, 16.5px);
  line-height: 1.8;
  color: rgba(228, 251, 244, .82);
}
.page-faq .faq-hero__actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}
.page-faq .faq-hero__meta{
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--muted);
}

.page-faq .faq-hero__figure{
  position: relative;
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--panel);
  aspect-ratio: 16 / 10;
  box-shadow: var(--shadow);
}
.page-faq .faq-hero__figure img{
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}
.page-faq .faq-hero__figure::after{
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(5,7,13,0) 52%, rgba(5,7,13,.72) 100%),
    repeating-linear-gradient(90deg, rgba(0,240,181,.10) 0 1px, transparent 1px 64px);
  pointer-events: none;
}
.page-faq .faq-hero__badge{
  position: absolute;
  left: 14px;
  bottom: 14px;
  z-index: 2;
  padding: 7px 13px;
  border-radius: 999px;
  background: var(--glass-deep);
  border: 1px solid var(--line-signal);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--signal);
}

/* ---------- 快捷入口 ---------- */
.page-faq .faq-shortcut{
  padding-top: clamp(34px, 5vw, 58px);
}
.page-faq .faq-shortcut__head{
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 16px;
  margin-bottom: 16px;
}
.page-faq .faq-shortcut__head h2{
  margin: 0;
  font-size: clamp(17px, 2.3vw, 21px);
  font-weight: 700;
  letter-spacing: .01em;
}
.page-faq .faq-shortcut__hint{
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}
.page-faq .faq-shortcut__grid{
  display: grid;
  gap: 12px;
}
@media (min-width: 620px){
  .page-faq .faq-shortcut__grid{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 1040px){
  .page-faq .faq-shortcut__grid{ grid-template-columns: repeat(4, minmax(0, 1fr)); }
}
.page-faq .faq-shortcut__card{
  display: grid;
  gap: 8px;
  padding: 18px 18px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(158deg, rgba(0,240,181,.08), rgba(18,27,46,.94) 44%);
  color: var(--ink);
  text-decoration: none;
  transition: border-color .18s ease, transform .18s ease;
}
.page-faq .faq-shortcut__card:hover,
.page-faq .faq-shortcut__card:focus-visible{
  border-color: var(--line-signal);
  transform: translateY(-2px);
}
.page-faq .faq-shortcut__num{
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .18em;
  color: var(--signal);
}
.page-faq .faq-shortcut__q{
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
}
.page-faq .faq-shortcut__go{
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--muted);
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-body{
  padding: clamp(40px, 6vw, 74px) 0 clamp(36px, 5vw, 60px);
}
.page-faq .faq-body__grid{
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}
@media (min-width: 1024px){
  .page-faq .faq-body__grid{
    grid-template-columns: 274px minmax(0, 1fr);
  }
}

.page-faq .faq-index__title{
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
}
.page-faq .faq-index__list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.page-faq .faq-index__link{
  display: block;
  padding: 9px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
  color: var(--ink);
  font-size: 13.5px;
  line-height: 1.5;
  text-decoration: none;
  transition: border-color .18s ease, color .18s ease;
}
.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible{
  border-color: var(--line-signal);
  color: var(--signal);
}
.page-faq .faq-index__num{
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--signal);
  margin-right: 8px;
}
.page-faq .faq-index__desc{ display: none; }

.page-faq .faq-index__note{
  margin-top: 18px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--glass);
}
.page-faq .faq-index__note-title{
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--amber);
}
.page-faq .faq-index__note-text{
  margin: 10px 0 12px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

@media (min-width: 1024px){
  .page-faq .faq-index{
    position: sticky;
    top: 96px;
  }
  .page-faq .faq-index__list{
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0;
    border-left: 1px solid var(--line);
  }
  .page-faq .faq-index__link{
    border: 0;
    border-radius: 0;
    background: transparent;
    padding: 12px 0 12px 16px;
    position: relative;
  }
  .page-faq .faq-index__link::before{
    content: "";
    position: absolute;
    left: -1px;
    top: 12px;
    bottom: 12px;
    width: 2px;
    background: transparent;
    transition: background .18s ease;
  }
  .page-faq .faq-index__link:hover::before,
  .page-faq .faq-index__link:focus-visible::before{ background: var(--signal); }
  .page-faq .faq-index__desc{
    display: block;
    margin-top: 5px;
    font-size: 12.5px;
    line-height: 1.6;
    color: var(--muted);
  }
}

/* ---------- 问答分组 ---------- */
.page-faq .qa-group{
  scroll-margin-top: 96px;
}
.page-faq .qa-group + .qa-group{
  margin-top: clamp(34px, 5vw, 56px);
  padding-top: clamp(30px, 4vw, 44px);
  border-top: 1px solid var(--line-soft);
}
.page-faq .qa-group__head{ margin-bottom: 18px; }
.page-faq .qa-group__num{
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--signal);
}
.page-faq .qa-group__title{
  margin: 8px 0 0;
  font-size: clamp(21px, 3.3vw, 29px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -.005em;
}
.page-faq .qa-group__note{
  margin: 10px 0 0;
  max-width: 64ch;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--muted);
}
.page-faq .qa-group--fix .qa-group__num{ color: var(--amber); }

.page-faq .qa{
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  margin-bottom: 10px;
  transition: border-color .18s ease, background .18s ease;
}
.page-faq .qa[open]{
  border-color: var(--line-signal);
  background: var(--card);
}
.page-faq .qa__head{
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}
.page-faq .qa__head::-webkit-details-marker{ display: none; }
.page-faq .qa__head::marker{ content: ""; }
.page-faq .qa__head:focus-visible{
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}
.page-faq .qa__icon{
  flex: 0 0 auto;
  width: 11px;
  height: 11px;
  margin-top: 7px;
  border-radius: 3px;
  transform: rotate(45deg);
  background: var(--muted);
  transition: background .18s ease, box-shadow .18s ease;
}
.page-faq .qa[open] .qa__icon{
  background: var(--signal);
  box-shadow: 0 0 0 5px rgba(0,240,181,.14);
}
.page-faq .qa__q{
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.55;
}
.page-faq .qa__panel{
  padding: 0 18px 18px 43px;
}
.page-faq .qa__a{
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(228, 251, 244, .86);
}
.page-faq .qa__link{
  color: var(--signal);
  text-decoration: none;
  border-bottom: 1px solid var(--line-signal);
  font-size: 13px;
}
.page-faq .qa__link:hover{ color: var(--ink); }

/* ---------- 订阅分组内的排查块 ---------- */
.page-faq .qa-aside{
  display: grid;
  gap: 18px;
  margin-top: 18px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(150deg, rgba(0,240,181,.07), rgba(11,18,32,.96) 56%);
}
@media (min-width: 720px){
  .page-faq .qa-aside{
    grid-template-columns: 200px minmax(0, 1fr);
    align-items: center;
  }
}
.page-faq .qa-aside__figure{
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--panel);
  aspect-ratio: 1 / 1;
}
.page-faq .qa-aside__figure img{
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}
.page-faq .qa-aside__body h3{
  margin: 0 0 12px;
  font-size: 16px;
  font-weight: 700;
}
.page-faq .qa-aside__body ol{
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: faqstep;
  display: grid;
  gap: 8px;
}
.page-faq .qa-aside__body li{
  position: relative;
  counter-increment: faqstep;
  padding-left: 32px;
  font-size: 14.5px;
  line-height: 1.65;
  color: rgba(228, 251, 244, .88);
}
.page-faq .qa-aside__body li::before{
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--signal);
}
.page-faq .qa-aside__foot{
  grid-column: 1 / -1;
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 底部联系区 ---------- */
.page-faq .faq-cta{
  background: var(--cream);
  color: var(--cream-ink);
  padding: clamp(38px, 6vw, 68px) 0;
}
.page-faq .faq-cta__grid{
  display: grid;
  gap: 26px;
}
@media (min-width: 900px){
  .page-faq .faq-cta__grid{
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr);
    align-items: center;
  }
}
.page-faq .faq-cta h2{
  margin: 0;
  font-size: clamp(24px, 3.7vw, 38px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -.01em;
}
.page-faq .faq-cta__text p{
  margin: 14px 0 0;
  max-width: 56ch;
  font-size: 15.5px;
  line-height: 1.75;
  color: rgba(58, 42, 30, .78);
}
.page-faq .faq-cta__links{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}
.page-faq .faq-cta__card{
  padding: 22px;
  border: 1px solid rgba(58, 42, 30, .18);
  border-radius: var(--radius-lg);
  background: rgba(58, 42, 30, .05);
}
.page-faq .faq-cta__label{
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: rgba(58, 42, 30, .6);
}
.page-faq .faq-cta__mail{
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .02em;
  word-break: break-all;
}
.page-faq .faq-cta__hours{
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(58, 42, 30, .72);
}
.page-faq .faq-cta__btn{
  margin-top: 16px;
  color: var(--cream-ink);
  border-color: rgba(58, 42, 30, .42);
  background: transparent;
}
.page-faq .faq-cta__btn:hover,
.page-faq .faq-cta__btn:focus-visible{
  background: rgba(58, 42, 30, .10);
  color: var(--cream-ink);
}

@media (max-width: 420px){
  .page-faq .qa__panel{ padding-left: 18px; }
  .page-faq .qa__head{ padding: 14px 14px; }
  .page-faq .qa-aside{ padding: 14px; }
}

@media (prefers-reduced-motion: reduce){
  .page-faq .faq-shortcut__card,
  .page-faq .qa,
  .page-faq .qa__icon,
  .page-faq .faq-index__link,
  .page-faq .faq-index__link::before{
    transition: none;
  }
  .page-faq .faq-shortcut__card:hover{ transform: none; }
}