/* ===== 常见问题 · 页面专属样式 ===== */
.page-faq{
  --faq-radius: var(--r-lg);
  position: relative;
  background: var(--felt);
  color: var(--paper);
}

.page-faq [id]{ scroll-margin-top: 6rem; }

.page-faq .section-num{
  font-family: var(--f-mono);
  font-size: .78rem;
  letter-spacing: .18em;
  color: var(--gold);
  margin: 0;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero{
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(1.6rem, 5vw, 3.4rem) 0 clamp(2rem, 5vw, 3.4rem);
  background: linear-gradient(158deg, var(--felt-deep) 0%, var(--felt) 52%, var(--felt-2) 138%);
}

.page-faq .faq-hero::before{
  content: "";
  position: absolute;
  z-index: -1;
  top: -22%;
  right: -14%;
  width: min(64vw, 720px);
  aspect-ratio: 1;
  background: radial-gradient(circle at 50% 50%, rgba(201,162,74,.20), rgba(201,162,74,0) 68%);
  pointer-events: none;
}

.page-faq .faq-hero::after{
  content: "";
  position: absolute;
  z-index: -1;
  right: -10%;
  bottom: -26%;
  width: min(76vw, 880px);
  height: 72%;
  background: linear-gradient(115deg, rgba(201,162,74,.16), rgba(78,122,97,.10) 55%, rgba(78,122,97,0) 84%);
  transform: rotate(-8deg);
  clip-path: polygon(0 44%, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-faq .faq-hero__inner{ position: relative; }

.page-faq .faq-hero__grid{
  display: grid;
  gap: clamp(1.6rem, 4vw, 3rem);
  margin-top: clamp(1.3rem, 3.5vw, 2.4rem);
}

.page-faq .faq-hero__eyebrow{
  margin: 0 0 .95rem;
  font-family: var(--f-mono);
  font-size: .74rem;
  letter-spacing: .26em;
  color: var(--gold);
}

.page-faq .faq-hero h1{
  margin: 0;
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(2rem, 6.4vw, 4.05rem);
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-faq .faq-hero__intro{
  margin: clamp(1rem, 2.6vw, 1.5rem) 0 0;
  max-width: 46rem;
  font-size: clamp(.95rem, 1.9vw, 1.04rem);
  line-height: 1.92;
  color: rgba(244,239,228,.78);
}

.page-faq .faq-hero__jump{
  border-top: 1px solid var(--line);
  padding-top: 1.1rem;
}

.page-faq .faq-hero__jump-title{
  margin: 0 0 .8rem;
  font-family: var(--f-mono);
  font-size: .72rem;
  letter-spacing: .2em;
  color: var(--moss-soft);
}

.page-faq .faq-jump{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .1rem;
}

.page-faq .faq-jump a{
  display: flex;
  gap: .72rem;
  align-items: baseline;
  padding: .5rem .2rem;
  font-size: .92rem;
  color: rgba(244,239,228,.86);
  text-decoration: none;
  border-bottom: 1px solid var(--line-soft);
  transition: color .25s var(--ease), border-color .25s var(--ease), padding-left .25s var(--ease);
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible{
  color: var(--gold-hi);
  border-color: var(--gold-dim);
  padding-left: .6rem;
}

.page-faq .faq-jump .num{
  font-family: var(--f-mono);
  font-size: .78rem;
  color: var(--gold);
}

/* ---------- 问答分组 ---------- */
.page-faq .faq-groups{
  padding: clamp(2rem, 5.5vw, 3.8rem) 0 clamp(2.4rem, 6vw, 4rem);
  background: var(--felt);
}

.page-faq .faq-group{ margin-top: clamp(2.4rem, 6.5vw, 4.4rem); }
.page-faq .faq-groups .faq-group:first-child{ margin-top: 0; }

.page-faq .faq-group__head{
  display: flex;
  flex-direction: column;
  gap: .4rem;
  padding-bottom: 1.05rem;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-group__head::before{
  content: "";
  display: block;
  width: 2.4rem;
  height: 3px;
  border-radius: 2px;
  background: var(--cinnabar);
  margin-bottom: .45rem;
}

.page-faq .faq-group__head .section-title{
  margin: 0;
  font-family: var(--f-head);
  font-weight: 700;
  font-size: clamp(1.35rem, 3.4vw, 2.05rem);
  line-height: 1.26;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-faq .faq-group__summary{
  margin: 0;
  max-width: 52rem;
  font-size: .94rem;
  line-height: 1.86;
  color: var(--moss-soft);
}

/* ---------- 图片 ---------- */
.page-faq .faq-figure{
  margin: clamp(1.1rem, 3vw, 1.7rem) 0 0;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: rgba(8,29,23,.62);
}

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

.page-faq .faq-figure figcaption{
  padding: .7rem .95rem;
  border-top: 1px solid var(--line-soft);
  font-size: .8rem;
  line-height: 1.72;
  color: var(--moss-soft);
}

/* ---------- 问答条目 ---------- */
.page-faq .faq-group__items{
  display: grid;
  gap: .7rem;
  margin-top: clamp(1.1rem, 2.6vw, 1.6rem);
}

.page-faq .faq-item{
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: linear-gradient(180deg, rgba(21,68,56,.62), rgba(21,68,56,.24));
  transition: border-color .28s var(--ease), box-shadow .28s var(--ease);
}

.page-faq .faq-item:hover{ border-color: var(--gold-dim); }

.page-faq .faq-item[open]{
  border-color: var(--gold-dim);
  box-shadow: 0 24px 50px -36px rgba(0,0,0,.95), inset 0 0 0 1px rgba(201,162,74,.08);
}

.page-faq .faq-item > summary{
  list-style: none;
  cursor: pointer;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: clamp(.9rem, 2.2vw, 1.15rem) clamp(1rem, 2.4vw, 1.35rem);
  font-family: var(--f-head);
  font-weight: 700;
  font-size: clamp(1rem, 2.1vw, 1.13rem);
  line-height: 1.56;
  color: var(--paper);
  transition: color .25s var(--ease);
}

.page-faq .faq-item > summary::-webkit-details-marker{ display: none; }

.page-faq .faq-item > summary:focus-visible{
  outline: 2px solid var(--gold-hi);
  outline-offset: 2px;
  border-radius: var(--r-md);
}

.page-faq .faq-item[open] > summary{ color: var(--gold-hi); }

.page-faq .faq-item__mark{
  flex: 0 0 auto;
  margin-left: auto;
  margin-top: .48rem;
  width: .62rem;
  height: .62rem;
  border-right: 2px solid var(--gold);
  border-bottom: 2px solid var(--gold);
  transform: rotate(45deg);
  transition: transform .3s var(--ease), border-color .25s var(--ease);
}

.page-faq .faq-item[open] .faq-item__mark{
  transform: rotate(-135deg);
  border-color: var(--gold-hi);
}

.page-faq .faq-item__body{
  display: grid;
  gap: .8rem;
  padding: 0 clamp(1rem, 2.4vw, 1.35rem) clamp(1.05rem, 2.6vw, 1.4rem);
  font-size: .96rem;
  line-height: 1.92;
  color: rgba(244,239,228,.8);
}

.page-faq .faq-item__body p{ margin: 0; }

.page-faq .faq-item__body a{
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--gold-dim);
}

.page-faq .faq-item__body a:hover{ color: var(--gold-hi); }

.page-faq .faq-cond,
.page-faq .faq-do{
  border-left: 3px solid var(--gold);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  padding: .75rem .92rem .8rem .95rem;
  background: rgba(201,162,74,.09);
}

.page-faq .faq-do{
  border-left-color: var(--moss);
  background: rgba(78,122,97,.16);
}

.page-faq .faq-cond__label,
.page-faq .faq-do__label{
  display: block;
  margin-bottom: .35rem;
  font-family: var(--f-mono);
  font-size: .7rem;
  letter-spacing: .2em;
  color: var(--gold);
}

.page-faq .faq-do__label{ color: var(--moss-soft); }

/* ---------- 规则速查 ---------- */
.page-faq .faq-quick{
  padding: 0 0 clamp(2.6rem, 7vw, 4.6rem);
  background: var(--felt);
}

.page-faq .faq-quick__panel{
  border: 1px solid rgba(201,162,74,.42);
  border-radius: var(--faq-radius);
  background: var(--paper);
  color: var(--ink);
  padding: clamp(1.25rem, 4vw, 2.6rem);
  box-shadow: 0 46px 96px -64px rgba(0,0,0,.95);
}

.page-faq .faq-quick__grid{
  display: grid;
  gap: clamp(1.2rem, 3.2vw, 2.2rem);
}

.page-faq .faq-quick__panel .section-num{ color: var(--clay); }
.page-faq .faq-quick__panel .section-title{ color: var(--felt); }
.page-faq .faq-quick__panel .faq-group__summary{ color: var(--stone); }
.page-faq .faq-quick__panel .faq-group__head{ border-bottom-color: rgba(20,17,14,.14); }

.page-faq .faq-quick__cards{
  display: grid;
  grid-template-columns: 1fr;
  gap: .85rem;
  margin-top: 1.3rem;
}

.page-faq .quick-card{
  border: 1px solid rgba(20,17,14,.10);
  border-top: 3px solid var(--moss);
  border-radius: var(--r-md);
  background: #FBF8F1;
  padding: 1rem 1rem 1.15rem;
}

.page-faq .quick-card:nth-child(2){ border-top-color: var(--clay); }
.page-faq .quick-card:nth-child(3){ border-top-color: var(--cinnabar); }

.page-faq .quick-card__title{
  margin: 0 0 .75rem;
  font-family: var(--f-head);
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--felt);
}

.page-faq .quick-card__list{
  margin: 0;
  display: grid;
  gap: .15rem;
}

.page-faq .quick-card__list dt{
  margin-top: .6rem;
  font-family: var(--f-mono);
  font-size: .76rem;
  letter-spacing: .04em;
  color: #7C766B;
}

.page-faq .quick-card__list dt:first-child{ margin-top: 0; }

.page-faq .quick-card__list dd{
  margin: .1rem 0 0;
  font-size: .88rem;
  line-height: 1.7;
  color: var(--ink);
}

.page-faq .faq-quick__panel .faq-figure{
  margin: 1.3rem 0 0;
  background: rgba(14,43,34,.08);
  border-color: rgba(20,17,14,.12);
}

.page-faq .faq-quick__panel .faq-figure figcaption{
  color: var(--stone);
  border-top-color: rgba(20,17,14,.10);
}

/* ---------- 人工协助 ---------- */
.page-faq .faq-help{
  padding: 0 0 clamp(3rem, 8vw, 5.6rem);
  background: var(--felt);
}

.page-faq .faq-help__grid{
  display: grid;
  gap: clamp(1rem, 2.6vw, 1.5rem);
  margin-top: 1.3rem;
}

.page-faq .faq-help__card{
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: clamp(1.05rem, 2.6vw, 1.5rem);
  background: linear-gradient(160deg, rgba(21,68,56,.72), rgba(14,43,34,.5));
}

.page-faq .faq-help__card h3{
  margin: 0 0 .65rem;
  font-family: var(--f-head);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--gold-hi);
}

.page-faq .faq-help__card p{
  margin: 0 0 .9rem;
  font-size: .94rem;
  line-height: 1.88;
  color: rgba(244,239,228,.8);
}

.page-faq .faq-help__card .btn{ margin-top: .3rem; }

.page-faq .faq-help__line{
  display: flex;
  flex-wrap: wrap;
  gap: .3rem .8rem;
  align-items: baseline;
  margin: 0;
  padding: .58rem 0;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-help__line:first-of-type{ border-top: 0; padding-top: 0; }

.page-faq .faq-help__label{
  flex: 0 0 auto;
  font-family: var(--f-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--moss-soft);
}

.page-faq .faq-help__value{
  font-family: var(--f-mono);
  font-size: .9rem;
  color: var(--paper);
  overflow-wrap: anywhere;
}

/* ---------- 常驻速查浮岛 ---------- */
.page-faq .faq-float{
  position: fixed;
  right: clamp(.8rem, 2.4vw, 1.6rem);
  bottom: clamp(.8rem, 2.4vw, 1.6rem);
  z-index: 40;
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .62rem 1rem;
  border: 1px solid var(--gold-dim);
  border-radius: var(--r-pill);
  background: rgba(14,43,34,.76);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  color: var(--gold-hi);
  font-size: .82rem;
  letter-spacing: .04em;
  text-decoration: none;
  box-shadow: 0 20px 44px -26px rgba(0,0,0,.95);
  transition: transform .28s var(--ease), border-color .28s var(--ease), color .28s var(--ease);
}

.page-faq .faq-float:hover,
.page-faq .faq-float:focus-visible{
  transform: translateY(-2px);
  border-color: var(--gold);
  color: #FFFFFF;
}

.page-faq .faq-float__dot{
  width: .5rem;
  height: .5rem;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(201,162,74,.18);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px){
  .page-faq .faq-quick__cards{ grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }
}

@media (min-width: 880px){
  .page-faq .faq-help__grid{
    grid-template-columns: minmax(0, 7fr) minmax(0, 3fr);
    align-items: start;
  }
}

@media (min-width: 920px){
  .page-faq .faq-hero__grid{
    grid-template-columns: minmax(0, 7fr) minmax(0, 3fr);
    align-items: end;
  }

  .page-faq .faq-hero__jump{
    border-top: 0;
    border-left: 1px solid var(--line);
    padding-top: 0;
    padding-left: clamp(.9rem, 2.4vw, 1.4rem);
  }
}

@media (min-width: 960px){
  .page-faq .faq-quick__grid{
    grid-template-columns: minmax(0, 1.62fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-quick__panel .faq-figure{ margin-top: 0; }
}

@media (max-width: 560px){
  .page-faq .faq-item > summary{ gap: .7rem; }
  .page-faq .faq-float{ padding: .52rem .8rem; font-size: .76rem; }
  .page-faq .faq-hero h1{ line-height: 1.14; }
}

@media (prefers-reduced-motion: reduce){
  .page-faq .faq-item,
  .page-faq .faq-item__mark,
  .page-faq .faq-jump a,
  .page-faq .faq-float{
    transition: none;
  }

  .page-faq .faq-float:hover,
  .page-faq .faq-float:focus-visible{
    transform: none;
  }
}