.page-faq{
  --faq-toc-w: 236px;
  --faq-soft: rgba(245,247,242,.05);
  --faq-body-text: rgba(245,247,242,.8);
  background: var(--night);
  color: var(--paper);
}

.page-faq .faq-crumb{
  padding: 18px 0 0;
  background: var(--night-2);
}
.page-faq .faq-crumb .breadcrumb__list{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--silver);
}
.page-faq .faq-crumb .breadcrumb__item + .breadcrumb__item::before{
  content: "/";
  margin-right: 8px;
  color: rgba(185,195,201,.48);
}
.page-faq .faq-crumb .breadcrumb__link{
  color: var(--silver);
  text-decoration: none;
}
.page-faq .faq-crumb .breadcrumb__link:hover,
.page-faq .faq-crumb .breadcrumb__link:focus-visible{
  color: var(--lime);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero{
  position: relative;
  overflow: hidden;
  padding: 26px 0 52px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(900px 420px at 84% -12%, rgba(14,122,67,.36), transparent 70%),
    linear-gradient(180deg, var(--night-2) 0%, var(--night) 100%);
}
.page-faq .faq-hero::before{
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, var(--grid-line) 0 1px, transparent 1px 68px),
    repeating-linear-gradient(0deg, var(--grid-line) 0 1px, transparent 1px 68px);
}
.page-faq .faq-hero::after{
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 10px;
  opacity: .5;
  background-image: repeating-linear-gradient(90deg, rgba(214,255,75,.55) 0 1px, transparent 1px 40px);
}
.page-faq .faq-hero__inner{
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0,1fr);
  gap: 32px;
}
.page-faq .faq-kicker{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--lime);
}
.page-faq .faq-kicker::before{
  content: "";
  width: 26px;
  height: 2px;
  background: currentColor;
}
.page-faq .faq-hero h1{
  margin: 14px 0 18px;
  font-family: var(--font-serif);
  font-size: clamp(30px, 6.4vw, 52px);
  line-height: 1.2;
  letter-spacing: .01em;
  color: var(--paper);
}
.page-faq .faq-hero__lead{
  max-width: 48ch;
  margin: 0 0 26px;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: rgba(245,247,242,.82);
}
.page-faq .faq-hero__actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-faq .faq-board{
  padding: 8px 18px 14px;
  border: 1px solid var(--line-strong);
  background: linear-gradient(155deg, rgba(14,122,67,.34), rgba(7,61,37,.62));
  box-shadow: 0 18px 40px rgba(4,16,29,.5);
}
.page-faq .faq-board__cap{
  margin: 0;
  padding: 12px 0 10px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--silver);
}
.page-faq .faq-board__row{
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px dashed rgba(185,195,201,.2);
}
.page-faq .faq-board__row:last-child{
  border-bottom: 0;
}
.page-faq .faq-board__k{
  font-size: 13px;
  color: rgba(245,247,242,.78);
}
.page-faq .faq-board__v{
  font-family: var(--font-num);
  font-size: 30px;
  line-height: 1;
  letter-spacing: .02em;
  color: var(--lime);
}
.page-faq .faq-board__v--text{
  font-size: 20px;
  color: var(--paper);
}

/* ---------- 三步上手 ---------- */
.page-faq .faq-quick{
  padding: clamp(40px, 7vw, 72px) 0;
  background: var(--paper);
  color: var(--paper-ink);
}
.page-faq .faq-quick .faq-kicker{
  color: var(--grass);
}
.page-faq .faq-quick h2{
  margin: 12px 0 12px;
  font-family: var(--font-serif);
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.25;
  color: var(--ink);
}
.page-faq .faq-quick__lead{
  max-width: 62ch;
  margin: 0 0 30px;
  font-size: 15px;
  line-height: 1.8;
  color: #45525c;
}
.page-faq .faq-quick__layout{
  display: grid;
  grid-template-columns: minmax(0,1fr);
  gap: 30px;
}
.page-faq .faq-steps{
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-faq .faq-step{
  border-top: 1px solid rgba(10,15,18,.14);
}
.page-faq .faq-step:last-child{
  border-bottom: 1px solid rgba(10,15,18,.14);
}
.page-faq .faq-step__check{
  display: grid;
  grid-template-columns: auto auto minmax(0,1fr);
  gap: 14px;
  align-items: start;
  padding: 18px 4px;
  cursor: pointer;
}
.page-faq .faq-step__check input[type="checkbox"]{
  width: 18px;
  height: 18px;
  margin: 7px 0 0;
  accent-color: var(--grass);
}
.page-faq .faq-step__num{
  font-family: var(--font-num);
  font-size: 40px;
  line-height: .9;
  letter-spacing: -.01em;
  color: var(--grass);
}
.page-faq .faq-step__body strong{
  display: block;
  margin-bottom: 6px;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
}
.page-faq .faq-step__body span{
  display: block;
  font-size: 14px;
  line-height: 1.75;
  color: #4a5661;
}
.page-faq .faq-quick__figure{
  margin: 0;
}

/* ---------- 双栏主区 ---------- */
.page-faq .faq-stage{
  padding: clamp(40px, 7vw, 76px) 0;
  border-top: 1px solid var(--line);
  background:
    radial-gradient(760px 380px at 10% 0%, rgba(78,161,255,.1), transparent 65%),
    var(--night);
}
.page-faq .faq-stage__inner{
  display: grid;
  grid-template-columns: minmax(0,1fr);
  gap: 24px;
}
.page-faq .faq-toc{
  padding-top: 14px;
  border-top: 1px solid var(--line-strong);
}
.page-faq .faq-toc__title{
  margin: 0 0 10px;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--silver);
}
.page-faq .faq-toc__list{
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}
.page-faq .faq-toc__link{
  display: inline-block;
  padding: 7px 12px;
  border: 1px solid var(--line);
  background: rgba(245,247,242,.03);
  font-size: 13px;
  line-height: 1.4;
  white-space: nowrap;
  text-decoration: none;
  color: rgba(245,247,242,.75);
}
.page-faq .faq-toc__link:hover,
.page-faq .faq-toc__link:focus-visible{
  color: var(--lime);
  border-color: rgba(214,255,75,.6);
}

.page-faq .faq-panel{
  padding: 18px 0 34px;
  border-top: 1px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + 24px);
}
.page-faq .faq-panel h2{
  margin: 14px 0 12px;
  font-family: var(--font-serif);
  font-size: clamp(22px, 3.2vw, 30px);
  line-height: 1.3;
  color: var(--paper);
}
.page-faq .faq-panel p{
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--faq-body-text);
}
.page-faq .faq-panel a{
  color: var(--cool);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-faq .faq-panel a:hover{
  color: var(--lime);
}
.page-faq .faq-flow{
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: flow;
}
.page-faq .faq-flow > li{
  position: relative;
  padding: 14px 0 14px 46px;
  border-bottom: 1px solid rgba(185,195,201,.14);
  counter-increment: flow;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(245,247,242,.82);
}
.page-faq .faq-flow > li::before{
  content: counter(flow, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 13px;
  font-family: var(--font-num);
  font-size: 20px;
  line-height: 1;
  color: var(--lime);
}
.page-faq .faq-flow strong{
  font-weight: 600;
  color: var(--paper);
}
.page-faq .faq-note{
  margin: 20px 0 0;
  padding: 12px 16px;
  border-left: 2px solid var(--lime);
  background: rgba(214,255,75,.06);
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(245,247,242,.86);
}
.page-faq .faq-chips{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}
.page-faq .faq-chips li{
  padding: 6px 10px;
  border: 1px solid var(--line-strong);
  font-family: var(--font-num);
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--silver);
}
.page-faq .faq-chips li.is-hot{
  border-color: rgba(214,255,75,.65);
  color: var(--lime);
}

/* ---------- 移动端示意 ---------- */
.page-faq .faq-mobile{
  display: grid;
  grid-template-columns: minmax(0,1fr);
  gap: 26px;
  margin-top: 16px;
}
.page-faq .faq-mobile__figure{
  margin: 0;
}
.page-faq .faq-swipe{
  display: block;
  width: 100%;
  max-width: 240px;
  height: auto;
  margin: 18px 0 6px;
}
.page-faq .faq-swipe-label{
  margin: 0;
  font-size: 12.5px;
  color: var(--silver);
}

/* ---------- 时间轴 ---------- */
.page-faq .faq-time{
  margin: 20px 0 0;
  padding: 0 0 0 20px;
  list-style: none;
  border-left: 1px solid var(--line-strong);
}
.page-faq .faq-time > li{
  position: relative;
  padding: 0 0 20px 16px;
}
.page-faq .faq-time > li:last-child{
  padding-bottom: 0;
}
.page-faq .faq-time > li::before{
  content: "";
  position: absolute;
  left: -25px;
  top: 6px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cool);
  box-shadow: 0 0 0 3px rgba(78,161,255,.16);
}
.page-faq .faq-time > li.is-now::before{
  background: var(--lime);
  box-shadow: 0 0 0 3px rgba(214,255,75,.18);
}
.page-faq .faq-time__k{
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-num);
  font-size: 19px;
  letter-spacing: .03em;
  color: var(--lime);
}
.page-faq .faq-time__d{
  font-size: 14px;
  line-height: 1.75;
  color: var(--faq-body-text);
}

/* ---------- 常见问题 ---------- */
.page-faq .faq-group{
  margin-top: 26px;
}
.page-faq .faq-group > h3{
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 4px;
  font-family: var(--font-num);
  font-size: 12.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--lime);
}
.page-faq .faq-group > h3::after{
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}
.page-faq .faq-q{
  border-bottom: 1px solid rgba(185,195,201,.16);
}
.page-faq .faq-q summary{
  position: relative;
  padding: 14px 36px 14px 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--paper);
  cursor: pointer;
  list-style: none;
}
.page-faq .faq-q summary::-webkit-details-marker{
  display: none;
}
.page-faq .faq-q summary::after{
  content: "+";
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-num);
  font-size: 22px;
  line-height: 1;
  color: var(--lime);
}
.page-faq .faq-q[open] summary::after{
  content: "−";
}
.page-faq .faq-q summary:hover,
.page-faq .faq-q summary:focus-visible{
  color: var(--lime);
}
.page-faq .faq-q p{
  margin: 0 0 16px;
  padding-right: 20px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(245,247,242,.76);
}

/* ---------- 收束索引 ---------- */
.page-faq .faq-next{
  padding: 34px 0 44px;
  border-top: 1px solid rgba(214,255,75,.22);
  background: var(--grass-deep);
}
.page-faq .faq-next__title{
  margin: 0 0 14px;
  font-family: var(--font-num);
  font-size: 12.5px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--lime);
}
.page-faq .faq-next__list{
  display: grid;
  grid-template-columns: minmax(0,1fr);
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: rgba(245,247,242,.16);
}
.page-faq .faq-next__link{
  display: block;
  padding: 16px 18px;
  background: var(--grass-deep);
  text-decoration: none;
  color: var(--paper);
}
.page-faq .faq-next__link span{
  display: block;
  margin-bottom: 5px;
  font-size: 15px;
}
.page-faq .faq-next__link em{
  display: block;
  font-style: normal;
  font-size: 12.5px;
  line-height: 1.6;
  color: rgba(245,247,242,.66);
}
.page-faq .faq-next__link:hover,
.page-faq .faq-next__link:focus-visible{
  background: rgba(214,255,75,.1);
}
.page-faq .faq-next__link:hover span,
.page-faq .faq-next__link:focus-visible span{
  color: var(--lime);
}

/* ---------- 断点 ---------- */
@media (min-width: 760px){
  .page-faq .faq-mobile{
    grid-template-columns: minmax(0,1fr) minmax(0,300px);
    gap: 32px;
    align-items: start;
  }
  .page-faq .faq-next__list{
    grid-template-columns: repeat(3, minmax(0,1fr));
  }
}

@media (min-width: 900px){
  .page-faq .faq-quick__layout{
    grid-template-columns: minmax(0,1.05fr) minmax(0,.95fr);
    gap: 44px;
    align-items: start;
  }
}

@media (min-width: 940px){
  .page-faq .faq-hero__inner{
    grid-template-columns: minmax(0,1.4fr) minmax(0,.6fr);
    gap: 48px;
    align-items: start;
  }
  .page-faq .faq-stage__inner{
    grid-template-columns: var(--faq-toc-w) minmax(0,1fr);
    gap: 52px;
    align-items: start;
  }
  .page-faq .faq-toc{
    position: sticky;
    top: calc(var(--header-h) + 18px);
  }
  .page-faq .faq-toc__list{
    flex-direction: column;
    gap: 0;
    padding: 0;
    overflow: visible;
  }
  .page-faq .faq-toc__link{
    display: block;
    padding: 9px 0 9px 14px;
    border: 0;
    border-left: 2px solid transparent;
    background: none;
    font-size: 14px;
    white-space: normal;
  }
  .page-faq .faq-toc__link:hover,
  .page-faq .faq-toc__link:focus-visible{
    border-left-color: var(--lime);
    background: rgba(214,255,75,.06);
  }
}

@media (prefers-reduced-motion: reduce){
  .page-faq .faq-q summary::after,
  .page-faq .faq-next__link{
    transition: none;
  }
}
<<<END>>>