.page-faq .faq-hero{
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 16px 0 42px;
}
.page-faq .faq-hero::before{
  content: "";
  position: absolute;
  inset: -20% -20% auto 20%;
  height: 130%;
  z-index: -1;
  background:
    radial-gradient(58% 58% at 72% 8%, rgba(34, 211, 238, .18), transparent 70%),
    radial-gradient(52% 52% at 6% 64%, rgba(167, 139, 250, .16), transparent 72%);
}
.page-faq .faq-hero::after{
  content: "";
  position: absolute;
  right: -22%;
  top: 6%;
  width: 56%;
  height: 72%;
  z-index: -1;
  transform: rotate(-14deg);
  clip-path: polygon(14% 0, 100% 0, 86% 100%, 0 100%);
  background: linear-gradient(150deg, rgba(255, 138, 61, .22), rgba(34, 211, 238, 0) 72%);
  pointer-events: none;
}
.page-faq .faq-hero .breadcrumbs{
  margin-bottom: 22px;
}
.page-faq .faq-hero h1{
  margin: 12px 0 14px;
  font-family: var(--font-display);
  font-size: clamp(1.78rem, 8vw, 3.4rem);
  line-height: 1.16;
  font-weight: 800;
  letter-spacing: -.015em;
  color: var(--mist);
}
.page-faq .faq-hero__desc{
  margin: 0;
  max-width: 60ch;
  color: var(--silver);
  font-size: .97rem;
  line-height: 1.85;
}
.page-faq .faq-hero__meta{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
  font-size: .74rem;
  letter-spacing: .05em;
  color: var(--cyan);
}
.page-faq .faq-quick{
  display: grid;
  gap: 10px;
  margin-top: 28px;
}
.page-faq .quick-card{
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 15px 46px 15px 17px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--glass);
  color: inherit;
  text-decoration: none;
  transition: border-color var(--t-fast) var(--ease), transform var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}
.page-faq .quick-card:hover,
.page-faq .quick-card:focus-visible{
  border-color: rgba(34, 211, 238, .6);
  background: rgba(34, 211, 238, .09);
  transform: translateY(-3px);
}
.page-faq .quick-card__title{
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--mist);
}
.page-faq .quick-card__desc{
  font-size: .82rem;
  line-height: 1.6;
  color: var(--silver);
}
.page-faq .quick-card__arrow{
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--cyan);
}

/* ---------- 通用区块 ---------- */
.page-faq .sec{
  padding: 38px 0;
  border-top: 1px solid var(--line-soft);
}
.page-faq .sec-head{
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 10px 16px;
}
.page-faq .sec-head h2{
  margin: 6px 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.36rem, 5.2vw, 2.15rem);
  line-height: 1.28;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--mist);
}
.page-faq .sec-num{
  font-family: var(--font-mono);
  font-size: clamp(1.6rem, 6.5vw, 2.7rem);
  font-weight: 700;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(34, 211, 238, .5);
  opacity: .85;
}
.page-faq .sec-lead{
  margin: 14px 0 0;
  max-width: 64ch;
  font-size: .94rem;
  line-height: 1.82;
  color: var(--silver);
}
.page-faq .sec-lead a{
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 211, 238, .45);
}
.page-faq .sec-lead a:hover{
  color: var(--mist);
  border-bottom-color: var(--mist);
}

/* ---------- 三步 ---------- */
.page-faq .steps{
  display: grid;
  gap: 12px;
  margin-top: 26px;
}
.page-faq .step{
  position: relative;
  padding: 19px 17px 17px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(158deg, rgba(11, 34, 61, .92), rgba(6, 20, 38, .92));
  transition: transform var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}
.page-faq .step::before{
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  bottom: 16px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: linear-gradient(180deg, var(--cyan), rgba(34, 211, 238, 0));
}
.page-faq .step:hover{
  transform: translateY(-4px);
  border-color: rgba(34, 211, 238, .5);
}
.page-faq .step__num{
  display: block;
  font-family: var(--font-mono);
  font-size: 1.42rem;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--cyan);
}
.page-faq .step h3{
  margin: 9px 0 7px;
  font-size: 1.04rem;
  font-weight: 700;
  color: var(--mist);
}
.page-faq .step p{
  margin: 0;
  font-size: .89rem;
  line-height: 1.75;
  color: var(--silver);
}

/* ---------- 图片容器 ---------- */
.page-faq .shot{
  position: relative;
  margin: 26px 0 0;
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  background: linear-gradient(140deg, var(--ink-800), var(--ink-900));
}
.page-faq .shot img{
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-faq .shot__cap{
  display: block;
  padding: 11px 16px;
  font-size: .72rem;
  letter-spacing: .04em;
  color: var(--silver);
  border-top: 1px solid var(--line-soft);
  background: rgba(2, 10, 20, .55);
}

/* ---------- 规则 ---------- */
.page-faq .rule-tags{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}
.page-faq .compare{
  margin-top: 22px;
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  background: var(--ink-800);
}
.page-faq .compare__head{
  display: none;
  padding: 12px 16px;
  font-size: .72rem;
  letter-spacing: .07em;
  color: var(--silver);
  background: rgba(2, 10, 20, .7);
}
.page-faq .compare__row{
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  border-top: 1px solid var(--line-soft);
}
.page-faq .compare__row:first-child{
  border-top: none;
}
.page-faq .compare__key{
  font-weight: 700;
  font-size: .94rem;
  color: var(--mist);
}
.page-faq .compare__type{
  display: flex;
}
.page-faq .compare__desc{
  font-size: .87rem;
  line-height: 1.7;
  color: var(--silver);
}

/* ---------- 资源 ---------- */
.page-faq .res-grid{
  display: grid;
  gap: 12px;
  margin-top: 24px;
}
.page-faq .res-card{
  padding: 18px 17px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--ink-800);
  transition: border-color var(--t-fast) var(--ease), transform var(--t-fast) var(--ease);
}
.page-faq .res-card:hover{
  transform: translateY(-3px);
  border-color: rgba(167, 139, 250, .55);
}
.page-faq .res-card__kicker{
  margin: 0 0 9px;
  font-size: .7rem;
  letter-spacing: .12em;
  color: var(--violet);
}
.page-faq .res-card h3{
  margin: 0 0 8px;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--mist);
}
.page-faq .res-card p{
  margin: 0;
  font-size: .88rem;
  line-height: 1.72;
  color: var(--silver);
}
.page-faq .version-strip{
  display: grid;
  gap: 1px;
  margin-top: 18px;
  border: 1px solid rgba(255, 138, 61, .3);
  border-radius: 16px;
  overflow: hidden;
  background: rgba(255, 138, 61, .16);
}
.page-faq .version-strip__item{
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 15px 17px;
  background: rgba(8, 26, 47, .96);
}
.page-faq .version-strip__value{
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--orange);
}
.page-faq .version-strip__label{
  font-size: .84rem;
  line-height: 1.6;
  color: var(--silver);
}

/* ---------- 问答 ---------- */
.page-faq .faq-tools{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 24px;
}
.page-faq .faq-count{
  font-size: .74rem;
  letter-spacing: .05em;
  color: var(--silver);
}
.page-faq .faq-list{
  display: grid;
  gap: 10px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}
.page-faq .faq-item details{
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(11, 34, 61, .58);
  overflow: hidden;
  transition: border-color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}
.page-faq .faq-item details:hover{
  border-color: rgba(34, 211, 238, .4);
}
.page-faq .faq-item details[open]{
  border-color: rgba(34, 211, 238, .55);
  background: var(--ink-800);
}
.page-faq .faq-item summary{
  position: relative;
  padding: 15px 46px 15px 17px;
  list-style: none;
  cursor: pointer;
  font-size: .96rem;
  font-weight: 600;
  line-height: 1.55;
  color: var(--mist);
}
.page-faq .faq-item summary::-webkit-details-marker{
  display: none;
}
.page-faq .faq-item summary::after{
  content: "+";
  position: absolute;
  right: 17px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 1.15rem;
  line-height: 1;
  color: var(--cyan);
}
.page-faq .faq-item details[open] summary::after{
  content: "–";
}
.page-faq .faq-item summary:focus-visible{
  outline: 2px solid var(--cyan);
  outline-offset: -3px;
}
.page-faq .faq-item__body{
  padding: 0 17px 16px;
  font-size: .89rem;
  line-height: 1.8;
  color: var(--silver);
}
.page-faq .faq-item__body p{
  margin: 0;
}

/* ---------- 支持 ---------- */
.page-faq .support-card{
  position: relative;
  overflow: hidden;
  margin-top: 22px;
  padding: 24px 18px;
  border: 1px solid rgba(34, 211, 238, .3);
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(34, 211, 238, .15), rgba(167, 139, 250, .1) 55%, rgba(6, 20, 38, .94));
}
.page-faq .support-card__desc{
  margin: 0;
  max-width: 58ch;
  font-size: .93rem;
  line-height: 1.8;
  color: var(--mist);
}
.page-faq .contact-line{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px 12px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid rgba(230, 247, 255, .12);
}
.page-faq .contact-line__label{
  font-size: .76rem;
  letter-spacing: .06em;
  color: var(--silver);
}
.page-faq .contact-line__value{
  font-family: var(--font-mono);
  font-size: .88rem;
  font-weight: 600;
  color: var(--cyan);
  word-break: break-all;
}
.page-faq .support-card__note{
  margin: 14px 0 0;
  font-size: .8rem;
  line-height: 1.7;
  color: var(--yellow);
}
.page-faq .support-card__actions{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

/* ---------- 断点 ---------- */
@media (min-width: 560px){
  .page-faq .faq-quick{
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }
  .page-faq .res-grid{
    grid-template-columns: 1fr 1fr;
  }
  .page-faq .contact-line__value{
    font-size: .95rem;
  }
}

@media (min-width: 760px){
  .page-faq .faq-hero{
    padding: 24px 0 58px;
  }
  .page-faq .sec{
    padding: 52px 0;
  }
  .page-faq .steps{
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }
  .page-faq .compare__head{
    display: grid;
    grid-template-columns: 1.05fr .75fr 2.1fr;
    gap: 16px;
    align-items: center;
  }
  .page-faq .compare__row{
    grid-template-columns: 1.05fr .75fr 2.1fr;
    gap: 16px;
    align-items: center;
    padding: 14px 16px;
  }
  .page-faq .version-strip{
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-faq .res-grid{
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }
  .page-faq .shot--half img{
    aspect-ratio: 1000 / 700;
  }
}

@media (min-width: 980px){
  .page-faq .faq-hero__inner{
    display: grid;
    grid-template-columns: minmax(0, 1.28fr) minmax(0, .92fr);
    align-items: end;
    gap: 52px;
  }
  .page-faq .faq-quick{
    grid-template-columns: 1fr;
    margin-top: 0;
  }
  .page-faq .faq-hero h1{
    margin-top: 16px;
  }
  .page-faq .support-card{
    padding: 34px 32px;
  }
  .page-faq .support-card__actions{
    margin-top: 24px;
  }
}

@media (prefers-reduced-motion: reduce){
  .page-faq .quick-card,
  .page-faq .step,
  .page-faq .res-card,
  .page-faq .faq-item details{
    transition: none;
  }
  .page-faq .quick-card:hover,
  .page-faq .step:hover,
  .page-faq .res-card:hover{
    transform: none;
  }
}