.page-faq{
  --faq-shadow: 4px 4px 0 rgba(14,27,42,.07);
  background: var(--paper);
  color: var(--ink);
  padding-top: calc(var(--bar-h) + 26px);
  overflow-x: clip;
}

.page-faq .faq-vertical{
  writing-mode: vertical-rl;
  text-orientation: mixed;
  letter-spacing: .3em;
  font-size: 12px;
  color: var(--stone);
  margin: 0;
}

/* 首屏 */
.page-faq .faq-hero{
  padding: clamp(16px,2.6vw,30px) 0 clamp(28px,4vw,46px);
}
.page-faq .faq-hero__inner{
  display: grid;
  grid-template-columns: minmax(0,1fr);
  gap: clamp(20px,3vw,34px);
  align-items: start;
}
.page-faq .faq-kicker{
  margin: 0 0 14px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--clay);
  text-transform: uppercase;
}
.page-faq .faq-hero__title{
  margin: 0 0 18px;
  font-size: clamp(2rem,4.6vw,3.4rem);
  line-height: 1.14;
  letter-spacing: -.02em;
  font-weight: 900;
}
.page-faq .faq-hero__intro{
  margin: 0;
  max-width: 34em;
  font-size: clamp(15px,1.1vw,17px);
  line-height: 1.8;
  color: var(--ink-soft);
}
.page-faq .faq-hero__actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-faq .faq-hero__meta{
  display: grid;
  grid-template-columns: auto minmax(0,1fr);
  gap: 14px;
  padding: 18px;
  background: var(--paper-2);
  border: 1px solid var(--line);
  box-shadow: var(--faq-shadow);
}
.page-faq .faq-hero__stats{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-faq .faq-hero__stats li{
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--line);
}
.page-faq .faq-hero__stats li:last-child{
  border-bottom: 0;
  padding-bottom: 0;
}
.page-faq .faq-num{
  font-family: var(--mono);
  font-size: 26px;
  line-height: 1;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--clay);
}
.page-faq .faq-stat-label{
  font-size: 13px;
  letter-spacing: .05em;
  color: var(--stone);
}

.page-faq .faq-hero__figure{
  position: relative;
  margin: clamp(24px,3.2vw,40px) auto 0;
  border: 1px solid var(--line);
  background: var(--ink);
  box-shadow: 8px 8px 0 var(--paper-2);
}
.page-faq .faq-hero__figure img{
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-faq .faq-hero__figure::after{
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(18,200,206,.6) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18,200,206,.6) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: .06;
}

/* 文档区 */
.page-faq .faq-docs{
  padding: clamp(8px,1.6vw,16px) 0 clamp(36px,5.5vw,68px);
}
.page-faq .faq-docs__head{
  display: grid;
  gap: 10px;
  padding-top: 16px;
  margin-bottom: clamp(20px,2.6vw,32px);
  border-top: 2px solid var(--ink);
}
.page-faq .faq-docs__head h2{
  margin: 0;
  font-size: clamp(1.45rem,2.5vw,2.05rem);
  line-height: 1.28;
  letter-spacing: -.01em;
  font-weight: 800;
}
.page-faq .faq-docs__head p{
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--stone);
}

.page-faq .faq-list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(12px,1.5vw,18px);
}

.page-faq .faq-card{
  position: relative;
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: 0 2px 0 var(--paper-2);
  scroll-margin-top: calc(var(--bar-h) + 24px);
}
.page-faq .faq-card details{
  display: block;
}
.page-faq .faq-summary{
  display: grid;
  grid-template-columns: auto minmax(0,1fr) auto;
  align-items: center;
  gap: 10px 14px;
  padding: 16px 16px;
  cursor: pointer;
  list-style: none;
}
.page-faq .faq-summary::-webkit-details-marker{
  display: none;
}
.page-faq .faq-summary:focus-visible{
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}
.page-faq .faq-card__num{
  font-family: var(--mono);
  font-size: 22px;
  line-height: 1;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--clay);
  border-right: 1px solid var(--line);
  padding-right: 12px;
}
.page-faq .faq-card__head{
  display: grid;
  gap: 5px;
  min-width: 0;
}
.page-faq .faq-card__head h3{
  margin: 0;
  font-size: clamp(1rem,1.35vw,1.15rem);
  line-height: 1.35;
  letter-spacing: -.005em;
  font-weight: 800;
}
.page-faq .faq-card__goal{
  font-size: 13px;
  line-height: 1.6;
  color: var(--stone);
}
.page-faq .faq-card__time{
  grid-column: 2;
  justify-self: start;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--moss);
  border: 1px solid var(--line);
  padding: 3px 7px;
  white-space: nowrap;
}
.page-faq .faq-card__toggle{
  grid-row: 1 / span 2;
  grid-column: 3;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border: 1px solid var(--ink);
  font-family: var(--mono);
  font-size: 15px;
  line-height: 1;
  color: var(--ink);
  transition: background .2s var(--ease), border-color .2s var(--ease);
}
.page-faq .faq-card__toggle::before{
  content: "+";
}
.page-faq .faq-card details[open] .faq-card__toggle{
  background: var(--cyan);
  border-color: var(--cyan);
}
.page-faq .faq-card details[open] .faq-card__toggle::before{
  content: "\2013";
}
.page-faq .faq-card[open] .faq-summary,
.page-faq .faq-card details[open] .faq-summary{
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-card__body{
  padding: 6px 16px 22px;
  animation: faqBodyIn .34s var(--ease) both;
}
@keyframes faqBodyIn{
  from{ opacity: 0; transform: translateY(-6px); }
  to{ opacity: 1; transform: none; }
}

/* 节内通用 */
.page-faq .faq-sub{
  margin: 18px 0 10px;
  padding-left: 10px;
  border-left: 3px solid var(--clay);
  font-size: .95rem;
  font-weight: 800;
  line-height: 1.4;
}
.page-faq .faq-note{
  margin: 14px 0 0;
  padding-left: 10px;
  border-left: 2px solid var(--moss);
  font-size: 13px;
  line-height: 1.75;
  color: var(--stone);
}
.page-faq .faq-note a{
  color: var(--clay);
  text-underline-offset: 3px;
}
.page-faq .faq-note a:hover{
  color: var(--clay-deep);
}

.page-faq .faq-two{
  display: grid;
  grid-template-columns: minmax(0,1fr);
  gap: clamp(14px,2vw,26px);
}
.page-faq .faq-two__col{
  min-width: 0;
}

.page-faq .faq-entries{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-faq .faq-entry{
  display: grid;
  gap: 6px;
  padding: 14px;
  background: var(--paper-2);
  border: 1px solid var(--line);
}
.page-faq .faq-entry--beta{
  border-left: 3px solid var(--brick);
}
.page-faq .faq-entry strong{
  font-size: 14.5px;
  line-height: 1.4;
}
.page-faq .faq-entry p{
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--stone);
}
.page-faq .faq-entry .tag,
.page-faq .faq-entry .entry-tag{
  justify-self: start;
}

.page-faq .faq-services{
  margin: 0;
  display: grid;
  gap: 10px;
}
.page-faq .faq-services > div{
  display: grid;
  gap: 4px;
  padding-bottom: 9px;
  border-bottom: 1px solid var(--line);
}
.page-faq .faq-services > div:last-child{
  border-bottom: 0;
  padding-bottom: 0;
}
.page-faq .faq-services dt{
  font-size: 14px;
  font-weight: 700;
}
.page-faq .faq-services dd{
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--stone);
}

.page-faq .faq-steps{
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
}
.page-faq .faq-steps > li{
  display: grid;
  grid-template-columns: 40px minmax(0,1fr);
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
.page-faq .faq-steps > li:first-child{
  padding-top: 4px;
}
.page-faq .faq-steps > li:last-child{
  border-bottom: 0;
  padding-bottom: 4px;
}
.page-faq .faq-step-num{
  display: grid;
  place-items: center;
  height: 40px;
  background: var(--paper-2);
  border: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--clay);
}
.page-faq .faq-steps h4{
  margin: 0 0 5px;
  font-size: 15px;
  font-weight: 800;
  line-height: 1.4;
}
.page-faq .faq-steps p{
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--stone);
}

.page-faq .faq-groups{
  display: grid;
  grid-template-columns: minmax(0,1fr);
  gap: 12px;
}
.page-faq .faq-group{
  padding: 14px;
  background: var(--paper-2);
  border: 1px solid var(--line);
}
.page-faq .faq-group .mono{
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--clay);
}
.page-faq .faq-group h5{
  margin: 6px 0 6px;
  font-size: 15px;
  font-weight: 800;
  line-height: 1.4;
}
.page-faq .faq-group p{
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--stone);
}

.page-faq .faq-tip{
  margin-top: 18px;
  padding: 16px 18px;
  background: var(--ink);
  color: var(--paper);
}
.page-faq .faq-tip h4{
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 800;
  color: var(--cyan);
}
.page-faq .faq-tip ol{
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 6px;
  font-size: 13.5px;
  line-height: 1.78;
  color: rgba(245,239,230,.86);
}

.page-faq .faq-navmap{
  display: grid;
  grid-template-columns: minmax(0,1fr);
  gap: 12px;
  margin: 18px 0 0;
}
.page-faq .faq-navmap > div{
  padding-top: 9px;
  border-top: 1px solid var(--line);
}
.page-faq .faq-navmap dt{
  position: relative;
  padding-left: 12px;
  font-size: 14.5px;
  font-weight: 700;
  line-height: 1.4;
}
.page-faq .faq-navmap dt::before{
  content: "";
  position: absolute;
  left: 0;
  top: .52em;
  width: 3px;
  height: .86em;
  background: var(--cyan);
}
.page-faq .faq-navmap dd{
  margin: 4px 0 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--stone);
}

/* 第 05 节问答 */
.page-faq .faq-qalayout{
  display: grid;
  grid-template-columns: minmax(0,1fr);
  gap: clamp(16px,2.4vw,28px);
  margin-top: 14px;
}
.page-faq .qa{
  border: 1px solid var(--line);
  background: var(--paper);
  margin-bottom: 10px;
}
.page-faq .qa:last-child{
  margin-bottom: 0;
}
.page-faq .qa summary{
  display: grid;
  grid-template-columns: minmax(0,1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.5;
  cursor: pointer;
  list-style: none;
}
.page-faq .qa summary::-webkit-details-marker{
  display: none;
}
.page-faq .qa summary::after{
  content: "+";
  font-family: var(--mono);
  font-size: 15px;
  color: var(--clay);
}
.page-faq .qa[open] summary::after{
  content: "\2013";
}
.page-faq .qa summary:focus-visible{
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}
.page-faq .qa p{
  margin: 0;
  padding: 10px 14px 14px;
  border-top: 1px dashed var(--line);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--stone);
}

.page-faq .faq-qafigure{
  margin: 0;
  border: 1px solid var(--line);
  background: var(--paper-2);
  box-shadow: var(--faq-shadow);
}
.page-faq .faq-qafigure img{
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-faq .faq-qafigure figcaption{
  padding: 9px 12px;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--stone);
  border-top: 1px solid var(--line);
}

/* 联系区 */
.page-faq .faq-help{
  position: relative;
  margin-top: clamp(34px,5vw,62px);
  padding: clamp(38px,5.6vw,74px) 0 clamp(42px,6vw,80px);
  background: var(--ink);
  color: var(--paper);
}
.page-faq .faq-help::before{
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--green));
}
.page-faq .faq-help::after{
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(18,200,206,.14) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18,200,206,.14) 1px, transparent 1px);
  background-size: 58px 58px;
}
.page-faq .faq-help .wrap{
  position: relative;
  z-index: 1;
}
.page-faq .faq-help__grid{
  display: grid;
  grid-template-columns: minmax(0,1fr);
  gap: clamp(24px,3.4vw,44px);
}
.page-faq .faq-help__kicker{
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .28em;
  color: var(--cyan);
}
.page-faq .faq-help h2{
  margin: 0 0 14px;
  font-size: clamp(1.5rem,2.7vw,2.2rem);
  line-height: 1.24;
  letter-spacing: -.015em;
  font-weight: 900;
  color: var(--paper);
}
.page-faq .faq-help__lead{
  margin: 0;
  max-width: 32em;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(245,239,230,.82);
}
.page-faq .faq-channels{
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-faq .faq-channels li{
  position: relative;
  padding-left: 16px;
  font-size: 13.5px;
  line-height: 1.78;
  color: rgba(245,239,230,.8);
}
.page-faq .faq-channels li::before{
  content: "";
  position: absolute;
  left: 0;
  top: .66em;
  width: 6px;
  height: 6px;
  background: var(--green);
}
.page-faq .faq-channels a{
  color: var(--cyan);
  text-underline-offset: 3px;
}

.page-faq .faq-contact{
  margin: 0;
  display: grid;
  gap: 14px;
  align-content: start;
}
.page-faq .faq-contact > div{
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(245,239,230,.18);
}
.page-faq .faq-contact > div:last-child{
  border-bottom: 0;
  padding-bottom: 0;
}
.page-faq .faq-contact dt{
  margin-bottom: 6px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .24em;
  color: var(--cyan);
}
.page-faq .faq-contact dd{
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--paper);
  overflow-wrap: anywhere;
}
.page-faq .faq-contact a{
  color: var(--paper);
  text-underline-offset: 3px;
}
.page-faq .faq-contact a:hover{
  color: var(--cyan);
}

/* 响应式 */
@media (min-width: 600px){
  .page-faq .faq-services > div{
    grid-template-columns: 6.5em minmax(0,1fr);
    gap: 10px;
    align-items: baseline;
  }
  .page-faq .faq-groups{
    grid-template-columns: repeat(3, minmax(0,1fr));
  }
  .page-faq .faq-navmap{
    grid-template-columns: repeat(2, minmax(0,1fr));
    gap: 14px 26px;
  }
}

@media (min-width: 760px){
  .page-faq .faq-summary{
    grid-template-columns: auto minmax(0,1fr) auto auto;
    padding: 20px 22px;
    gap: 10px 18px;
  }
  .page-faq .faq-card__time{
    grid-column: 3;
    grid-row: 1 / span 2;
    align-self: center;
  }
  .page-faq .faq-card__toggle{
    grid-column: 4;
  }
  .page-faq .faq-card__body{
    padding: 10px 22px 28px;
  }
  .page-faq .faq-two{
    grid-template-columns: repeat(2, minmax(0,1fr));
  }
  .page-faq .faq-docs__head{
    grid-template-columns: minmax(0,7fr) minmax(0,4fr);
    align-items: end;
    gap: 32px;
  }
}

@media (min-width: 860px){
  .page-faq .faq-hero__inner{
    grid-template-columns: minmax(0,7fr) minmax(0,3fr);
  }
  .page-faq .faq-help__grid{
    grid-template-columns: minmax(0,5fr) minmax(0,6fr);
  }
  .page-faq .faq-qalayout{
    grid-template-columns: minmax(0,1fr) 288px;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce){
  .page-faq .faq-card__body{
    animation: none;
  }
  .page-faq .faq-card__toggle{
    transition: none;
  }
}
<<<END>>>