/* ===== 帮助中心 page-faq ===== */
.page-faq{
  --faq-line:2px solid var(--ink);
  background:var(--cream);
  color:var(--ink);
  overflow-x:hidden;
}

.page-faq .wrap{
  width:100%;
  max-width:var(--wrap);
  margin:0 auto;
  padding-left:var(--gutter);
  padding-right:var(--gutter);
}

.page-faq .section{
  padding:clamp(42px,7vw,84px) 0;
}

.page-faq h2{
  font-size:clamp(26px,4.6vw,42px);
  line-height:1.12;
  letter-spacing:-.02em;
  margin:0 0 .5em;
}

.page-faq h3{
  font-size:19px;
  line-height:1.35;
  margin:0 0 8px;
}

.page-faq .breadcrumb{
  padding:18px 0 0;
}

.page-faq .breadcrumb ol{
  list-style:none;
  display:flex;
  flex-wrap:wrap;
  gap:6px;
  margin:0;
  padding:0;
  font-size:13px;
  letter-spacing:.04em;
}

.page-faq .breadcrumb li{
  display:flex;
  align-items:center;
  gap:6px;
  color:var(--gray);
}

.page-faq .breadcrumb li + li::before{
  content:"/";
  color:var(--gray);
}

.page-faq .breadcrumb a{
  color:var(--pitch);
  text-decoration:none;
  border-bottom:1px solid transparent;
}

.page-faq .breadcrumb a:hover{
  border-bottom-color:var(--pitch);
}

.page-faq .faq-sub{
  margin:0;
  max-width:64ch;
  font-size:15px;
  line-height:1.85;
  color:var(--gray);
}

.page-faq .faq-sub--on-dark{
  color:rgba(244,241,232,.7);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero{
  margin-top:20px;
  background:var(--ink);
  color:var(--cream);
  border-top:var(--faq-line);
  border-bottom:var(--faq-line);
  padding:clamp(30px,6vw,64px) 0;
}

.page-faq .faq-hero__grid{
  display:grid;
  gap:28px;
}

.page-faq .faq-hero .eyebrow{
  color:var(--lime);
}

.page-faq .faq-hero h1{
  font-size:clamp(30px,7vw,66px);
  line-height:1.06;
  letter-spacing:-.03em;
  margin:.28em 0 .5em;
  max-width:22ch;
}

.page-faq .faq-hero .lead{
  margin:0;
  max-width:60ch;
  font-size:clamp(15px,2.2vw,17px);
  line-height:1.9;
  color:rgba(244,241,232,.86);
}

.page-faq .faq-hero__meter{
  display:flex;
  flex-direction:column;
  gap:8px;
  border:2px solid var(--lime);
  background:rgba(198,255,74,.07);
  padding:18px 20px;
  box-shadow:6px 6px 0 rgba(198,255,74,.22);
}

.page-faq .faq-hero__num{
  font-family:var(--font-mono);
  font-size:clamp(42px,10vw,68px);
  font-weight:500;
  line-height:1;
  color:var(--lime);
  letter-spacing:-.02em;
}

.page-faq .faq-hero__meter-label{
  font-size:12px;
  letter-spacing:.12em;
  color:rgba(244,241,232,.72);
}

/* ---------- 问题索引 ---------- */
.page-faq .faq-index-section{
  background:var(--cream);
}

.page-faq .faq-index-section .section__head{
  margin-bottom:26px;
}

.page-faq .faq-index{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:16px;
}

.page-faq .faq-index > li{
  display:flex;
}

.page-faq .faq-index__card{
  display:flex;
  flex-direction:column;
  gap:8px;
  width:100%;
  padding:20px 18px;
  background:var(--white);
  border:var(--faq-line);
  box-shadow:var(--shadow-hard);
  color:var(--ink);
  text-decoration:none;
  transition:transform .16s ease, box-shadow .16s ease, background-color .16s ease;
}

.page-faq .faq-index__card:hover,
.page-faq .faq-index__card:focus-visible{
  transform:translate(-3px,-3px);
  box-shadow:9px 9px 0 var(--ink);
  background:var(--lime);
}

.page-faq .faq-index__count{
  font-family:var(--font-mono);
  font-size:36px;
  font-weight:500;
  line-height:1;
  color:var(--pitch);
}

.page-faq .faq-index__name{
  font-size:19px;
  font-weight:800;
  letter-spacing:-.01em;
}

.page-faq .faq-index__desc{
  font-size:14px;
  line-height:1.75;
  color:var(--gray);
  overflow-wrap:anywhere;
}

.page-faq .faq-index__go{
  margin-top:auto;
  padding-top:10px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.1em;
  color:var(--pitch);
}

/* ---------- 旧批次回查步骤 ---------- */
.page-faq .faq-steps{
  background:var(--ink);
  color:var(--cream);
  border-top:var(--faq-line);
  border-bottom:var(--faq-line);
}

.page-faq .faq-steps .eyebrow{
  color:var(--lime);
}

.page-faq .faq-steps h2{
  color:var(--cream);
  max-width:24ch;
}

.page-faq .faq-steps__filter{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  margin-top:26px;
}

.page-faq .faq-steps__filter .chip{
  font-family:var(--font-sans);
  font-size:13px;
  letter-spacing:.06em;
  padding:8px 14px;
  background:transparent;
  color:var(--cream);
  border:2px solid rgba(244,241,232,.5);
  cursor:pointer;
  transition:background-color .14s ease, color .14s ease, border-color .14s ease;
}

.page-faq .faq-steps__filter .chip[aria-pressed="true"]{
  background:var(--lime);
  border-color:var(--lime);
  color:var(--ink);
}

.page-faq .faq-steps__filter .filter-status{
  margin:0 0 0 auto;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--lime);
}

.page-faq .faq-steps__layout{
  display:grid;
  gap:26px;
  margin-top:22px;
}

.page-faq .faq-steps__figure{
  margin:0;
  align-self:start;
}

.page-faq .step-grid{
  display:grid;
  gap:16px;
  align-content:start;
}

.page-faq .step{
  position:relative;
  padding:22px 20px 20px;
  background:var(--white);
  color:var(--ink);
  border:var(--faq-line);
  box-shadow:6px 6px 0 var(--lime);
}

.page-faq .step::after{
  content:"↗";
  position:absolute;
  top:12px;
  right:16px;
  font-size:22px;
  line-height:1;
  color:var(--pitch);
}

.page-faq .step__no{
  display:block;
  margin-bottom:12px;
  font-family:var(--font-mono);
  font-size:34px;
  font-weight:500;
  line-height:1;
  color:var(--pitch);
}

.page-faq .step h3{
  font-size:17px;
  margin-bottom:8px;
}

.page-faq .step p{
  margin:0;
  font-size:15px;
  line-height:1.8;
  color:var(--deep);
}

/* ---------- 收藏与回访 ---------- */
.page-faq .faq-save{
  background:var(--pitch);
  color:var(--white);
  border-bottom:var(--faq-line);
}

.page-faq .faq-save__grid{
  display:grid;
  gap:28px;
}

.page-faq .faq-save .eyebrow{
  color:var(--lime);
}

.page-faq .faq-save h2{
  color:var(--white);
  max-width:20ch;
}

.page-faq .faq-save__lead{
  margin:0 0 18px;
  font-size:16px;
  line-height:1.8;
  color:rgba(255,255,255,.85);
}

.page-faq .save-steps{
  list-style:none;
  margin:0 0 18px;
  padding:0;
  display:grid;
  gap:12px;
}

.page-faq .save-steps li{
  display:grid;
  grid-template-columns:auto 1fr;
  gap:12px;
  align-items:baseline;
  padding:14px 16px;
  background:rgba(255,255,255,.1);
  border-left:4px solid var(--lime);
  font-size:15px;
  line-height:1.8;
}

.page-faq .save-steps__no{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--lime);
}

.page-faq .faq-save .note{
  margin:0;
  font-size:13px;
  line-height:1.8;
  color:rgba(255,255,255,.75);
}

.page-faq .faq-save__figure{
  margin:0;
  align-self:start;
}

/* ---------- 问答区 ---------- */
.page-faq .faq-board{
  background:var(--cream);
}

.page-faq .faq-board .section__head{
  margin-bottom:22px;
}

.page-faq .faq-board__filter{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  padding-bottom:22px;
  border-bottom:2px solid var(--ink);
}

.page-faq .faq-board__filter .chip{
  font-family:var(--font-sans);
  font-size:13px;
  letter-spacing:.06em;
  padding:8px 14px;
  background:var(--white);
  color:var(--ink);
  border:2px solid var(--ink);
  cursor:pointer;
  transition:background-color .14s ease, color .14s ease;
}

.page-faq .faq-board__filter .chip[aria-pressed="true"]{
  background:var(--ink);
  color:var(--lime);
}

.page-faq .faq-board__filter .filter-status{
  margin:0 0 0 auto;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--gray);
}

.page-faq .faq-group{
  margin-top:36px;
  scroll-margin-top:120px;
}

.page-faq .faq-group__title{
  display:flex;
  align-items:center;
  gap:12px;
  font-size:clamp(19px,3vw,23px);
  padding-bottom:12px;
  border-bottom:2px solid var(--ink);
}

.page-faq .faq-group__no{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;
  height:34px;
  flex:0 0 auto;
  background:var(--lime);
  border:2px solid var(--ink);
  font-family:var(--font-mono);
  font-size:15px;
  font-weight:500;
  color:var(--ink);
}

.page-faq .faq-group__count{
  margin-left:auto;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--gray);
}

.page-faq .qa{
  margin-top:12px;
  background:var(--white);
  border:var(--faq-line);
  box-shadow:3px 3px 0 rgba(14,27,42,.16);
}

.page-faq .qa[open]{
  box-shadow:var(--shadow-hard);
}

.page-faq .qa__head{
  display:grid;
  grid-template-columns:auto 1fr auto;
  gap:12px;
  align-items:baseline;
  padding:15px 16px;
  cursor:pointer;
  list-style:none;
  font-size:16px;
  font-weight:700;
  line-height:1.55;
}

.page-faq .qa__head::-webkit-details-marker{
  display:none;
}

.page-faq .qa__head::after{
  content:"+";
  font-family:var(--font-mono);
  font-size:18px;
  color:var(--gray);
}

.page-faq .qa[open] .qa__head::after{
  content:"–";
  color:var(--pitch);
}

.page-faq .qa__head:focus-visible{
  outline:3px solid var(--lime);
  outline-offset:-3px;
}

.page-faq .qa__no{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  font-weight:500;
  color:var(--pitch);
}

.page-faq .qa__q{
  overflow-wrap:anywhere;
}

.page-faq .qa__body{
  padding:2px 18px 18px 58px;
  font-size:15px;
  line-height:1.85;
  color:var(--deep);
}

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

.page-faq .qa__body a{
  color:var(--pitch);
  text-decoration:none;
  border-bottom:1px solid var(--lime);
}

.page-faq .qa__body a:hover{
  border-bottom-color:var(--pitch);
}

/* ---------- 联系与收尾 ---------- */
.page-faq .faq-contact{
  background:var(--ink);
  color:var(--cream);
  border-top:var(--faq-line);
}

.page-faq .faq-contact__grid{
  display:grid;
  gap:28px;
}

.page-faq .faq-contact .eyebrow{
  color:var(--lime);
}

.page-faq .faq-contact h2{
  color:var(--cream);
  max-width:20ch;
}

.page-faq .faq-contact__text p{
  margin:0 0 18px;
  max-width:58ch;
  font-size:16px;
  line-height:1.9;
  color:rgba(244,241,232,.85);
}

.page-faq .faq-contact__actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}

.page-faq .faq-contact__card{
  padding:22px 20px;
  background:var(--white);
  color:var(--ink);
  border:var(--faq-line);
  box-shadow:6px 6px 0 var(--lime);
}

.page-faq .faq-contact__list{
  margin:0 0 18px;
  display:grid;
  gap:14px;
}

.page-faq .faq-contact__row{
  display:grid;
  gap:4px;
}

.page-faq .faq-contact__row dt{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.1em;
  color:var(--gray);
}

.page-faq .faq-contact__row dd{
  margin:0;
  font-size:15px;
  line-height:1.7;
  font-weight:600;
  overflow-wrap:anywhere;
}

.page-faq .faq-contact__copy{
  font-family:var(--font-sans);
  font-size:14px;
  font-weight:700;
  padding:10px 18px;
  background:var(--pitch);
  color:var(--white);
  border:2px solid var(--ink);
  box-shadow:4px 4px 0 var(--ink);
  cursor:pointer;
}

.page-faq .faq-contact__copy:hover{
  background:var(--ink);
}

.page-faq .faq-contact .copy-status{
  margin:10px 0 0;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--pitch);
  min-height:16px;
}

/* ---------- 媒体框 ---------- */
.page-faq .media-frame{
  position:relative;
  overflow:hidden;
  background:var(--white);
  border:var(--faq-line);
  box-shadow:var(--shadow-hard);
  margin:0;
}

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

.page-faq .media-frame__caption{
  padding:10px 14px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.04em;
  line-height:1.6;
  color:var(--ink);
  background:var(--lime);
  border-top:var(--faq-line);
}

/* ---------- 响应式 ---------- */
@media (min-width:640px){
  .page-faq .faq-index{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
}

@media (min-width:860px){
  .page-faq .faq-hero__grid{
    grid-template-columns:minmax(0,1fr) 220px;
    align-items:end;
    gap:48px;
  }

  .page-faq .faq-steps__layout{
    grid-template-columns:320px minmax(0,1fr);
    gap:32px;
  }

  .page-faq .step-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }

  .page-faq .faq-save__grid{
    grid-template-columns:minmax(0,1fr) minmax(0,420px);
    align-items:center;
    gap:40px;
  }

  .page-faq .faq-contact__grid{
    grid-template-columns:minmax(0,1fr) minmax(0,380px);
    align-items:start;
    gap:44px;
  }

  .page-faq .qa__body{
    padding-left:62px;
  }
}

@media (min-width:1080px){
  .page-faq .faq-index{
    grid-template-columns:repeat(4,minmax(0,1fr));
  }
}

@media (max-width:520px){
  .page-faq .faq-board__filter .filter-status,
  .page-faq .faq-steps__filter .filter-status{
    margin-left:0;
    width:100%;
  }

  .page-faq .qa__body{
    padding:2px 16px 18px 16px;
  }

  .page-faq .faq-group__count{
    display:none;
  }
}

@media (prefers-reduced-motion:reduce){
  .page-faq .faq-index__card{
    transition:none;
  }

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