/* ===== 帮助中心 FAQ 页面专属样式 ===== */
.page-faq{
  background: var(--clr-off-white);
  color: var(--clr-ink);
}

/* ---------- Hero 区 ---------- */
.page-faq__hero{
  background: linear-gradient(135deg, var(--clr-deep) 0%, var(--clr-ink) 55%, #0d2b45 100%);
  position: relative;
  overflow: hidden;
  padding: var(--space-4) var(--space-2) 0;
}
.page-faq__hero::before{
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(-45deg, transparent 0 12px, rgba(212,175,55,.06) 12px 13px),
    radial-gradient(circle at 80% 20%, rgba(255,107,53,.14) 0, transparent 42%);
  pointer-events: none;
}
.page-faq__hero-inner{
  max-width: var(--content-max);
  margin-inline: auto;
  position: relative;
  z-index: 1;
}
.page-faq .breadcrumbs{
  color: rgba(245,247,250,.7);
  margin-bottom: var(--space-3);
}
.page-faq .breadcrumbs a{
  color: var(--clr-muted-gold);
  text-decoration: none;
  transition: color .2s ease;
}
.page-faq .breadcrumbs a:hover{
  color: var(--clr-gold);
}
.page-faq__hero-copy{
  max-width: 760px;
}
.page-faq__hero .eyebrow{
  color: var(--clr-orange);
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  font-size: .8rem;
  display: inline-flex;
  gap: var(--space-1);
  align-items: center;
  margin-bottom: var(--space-2);
}
.page-faq__hero h1{
  color: var(--clr-off-white);
  font-family: var(--font-heading);
  font-size: clamp(1.7rem, 4.8vw, 3rem);
  line-height: 1.14;
  margin: 0 0 var(--space-2);
}
.page-faq__hero-lead{
  color: rgba(245,247,250,.8);
  font-size: 1.05rem;
  line-height: 1.75;
  margin-bottom: var(--space-3);
}
.page-faq__hero-actions{
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}
.page-faq__hero-figure{
  height: 240px;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 4%, 100% 100%, 0 96%);
}
.page-faq__hero-figure img{
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  object-position: center 20%;
}

/* ---------- 目录与内容布局 ---------- */
.page-faq__layout{
  max-width: var(--content-max);
  margin-inline: auto;
  padding: var(--space-3) var(--space-2) var(--space-5);
  display: block;
}
.page-faq__toc{
  background: var(--clr-ink);
  border-radius: var(--radius-lg);
  padding: var(--space-3);
  margin-bottom: var(--space-4);
  position: sticky;
  top: calc(var(--header-h) + var(--space-2));
  z-index: 30;
}
.page-faq__toc-head{
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2);
}
.page-faq__toc-eyebrow{
  color: var(--clr-gold);
  font-weight: 700;
  font-size: .8rem;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.page-faq__stats{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-1);
  list-style: none;
  margin: 0 0 var(--space-3);
  padding: 0;
}
.page-faq__stats li{
  background: rgba(255,255,255,.06);
  border-radius: var(--radius-sm);
  padding: var(--space-2) var(--space-1);
  text-align: center;
}
.page-faq__stats strong{
  display: block;
  color: var(--clr-gold);
  font-family: var(--font-heading);
  font-size: 1.2rem;
  line-height: 1.2;
}
.page-faq__stats span{
  display: block;
  color: rgba(245,247,250,.68);
  font-size: .76rem;
  margin-top: 2px;
}
.page-faq__toc-list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: var(--space-1);
  overflow-x: auto;
  scrollbar-width: none;
}
.page-faq__toc-list::-webkit-scrollbar{
  display: none;
}
.page-faq__toc-link{
  display: flex;
  align-items: center;
  gap: .35rem;
  padding: .55rem .7rem;
  color: rgba(245,247,250,.82);
  text-decoration: none;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  font-weight: 500;
  font-size: .95rem;
  white-space: nowrap;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.page-faq__toc-link:hover,
.page-faq__toc-link:focus-visible{
  background: rgba(212,175,55,.14);
  color: var(--clr-gold);
  border-color: rgba(212,175,55,.4);
}
.page-faq__toc-num{
  color: var(--clr-muted-gold);
  font-size: .78rem;
  font-weight: 700;
}

/* ---------- 分区通用 ---------- */
.page-faq__section{
  --section-color: var(--clr-gold);
  margin-bottom: var(--space-5);
  scroll-margin-top: calc(var(--header-h) + var(--space-2));
}
.page-faq__section--browse{
  --section-color: var(--clr-blue);
}
.page-faq__section--favorite{
  --section-color: var(--clr-orange);
}
.page-faq__section--changes{
  --section-color: var(--clr-green);
}
.page-faq__section--contact{
  --section-color: var(--clr-gold);
}
.page-faq__section-title{
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--clr-deep);
  margin: 0 0 var(--space-1);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.page-faq__section-kicker{
  background: var(--section-color);
  color: #fff;
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .08em;
  padding: .3rem .65rem;
  border-radius: 999px;
}
.page-faq__section--guide .page-faq__section-kicker,
.page-faq__section--changes .page-faq__section-kicker,
.page-faq__section--contact .page-faq__section-kicker{
  color: var(--clr-ink);
}
.page-faq__section-intro{
  color: var(--clr-gray);
  margin: 0 0 var(--space-2);
  line-height: 1.7;
}
.page-faq__tags{
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  margin: 0 0 var(--space-3);
}
.page-faq__tags .tag{
  font-size: .78rem;
}

/* ---------- 手风琴问答 ---------- */
.page-faq__item{
  background: #fff;
  border: 1px solid rgba(138,155,165,.22);
  border-left: 4px solid var(--section-color);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-2);
  overflow: hidden;
  transition: box-shadow .2s ease, border-color .2s ease;
}
.page-faq__item[open]{
  box-shadow: 0 10px 26px rgba(11,29,58,.09);
}
.page-faq__item summary{
  cursor: pointer;
  list-style: none;
  padding: var(--space-2);
  font-weight: 600;
  font-size: 1rem;
  color: var(--clr-deep);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-2);
  transition: color .2s ease;
}
.page-faq__item summary:hover{
  color: var(--section-color);
}
.page-faq__item summary::-webkit-details-marker{
  display: none;
}
.page-faq__item summary::after{
  content: "+";
  font-family: var(--font-heading);
  font-size: 1.4rem;
  color: var(--section-color);
  flex-shrink: 0;
  line-height: 1;
  transition: transform .25s ease;
}
.page-faq__item[open] summary::after{
  content: "–";
}
.page-faq__item-answer{
  padding: 0 var(--space-2) var(--space-2);
  color: var(--clr-gray);
  line-height: 1.8;
  font-size: .97rem;
}
.page-faq__item-answer p{
  margin: 0 0 .4rem;
}
.page-faq__item-answer p:last-child{
  margin-bottom: 0;
}
.page-faq__item-answer a{
  color: var(--clr-blue);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ---------- 状态标签 ---------- */
.page-faq__pill{
  display: inline-flex;
  align-items: center;
  gap: .25rem;
  padding: .15rem .5rem;
  border-radius: 999px;
  font-size: .78rem;
  font-weight: 700;
  vertical-align: middle;
  margin: 0 .1rem;
}
.page-faq__pill--live{
  background: rgba(0,200,150,.15);
  color: var(--clr-success);
}
.page-faq__pill--gold{
  background: rgba(212,175,55,.18);
  color: #8a6d1d;
}
.page-faq__pill--done{
  background: rgba(138,155,165,.16);
  color: var(--clr-gray);
}
.page-faq__pill--delay{
  background: rgba(255,107,53,.15);
  color: #c24417;
}
.page-faq__pill--resched{
  background: rgba(74,111,165,.15);
  color: var(--clr-blue);
}
.page-faq__pill--cancel{
  background: rgba(46,125,50,.13);
  color: var(--clr-success);
}

/* ---------- 联系客服区 ---------- */
.page-faq__contact{
  background:
    repeating-linear-gradient(105deg, transparent 0 20px, rgba(212,175,55,.06) 20px 21px, transparent 21px 40px),
    linear-gradient(135deg, var(--clr-deep) 0%, var(--clr-ink) 100%);
  color: var(--clr-off-white);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-3);
  position: relative;
  overflow: hidden;
}
.page-faq__contact .page-faq__section-title{
  color: var(--clr-off-white);
}
.page-faq__contact .page-faq__section-intro{
  color: rgba(245,247,250,.75);
}
.page-faq__contact-wrap{
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-3);
}
.page-faq__contact-cards{
  display: grid;
  gap: var(--space-2);
}
.page-faq__contact-card{
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(212,175,55,.35);
  border-radius: var(--radius-md);
  padding: var(--space-2);
}
.page-faq__contact-label{
  display: block;
  color: var(--clr-muted-gold);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-bottom: .25rem;
}
.page-faq__contact-value{
  display: block;
  color: var(--clr-off-white);
  font-weight: 600;
  font-size: 1rem;
  word-break: break-all;
}
.page-faq__contact-visual img{
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  border: 1px solid rgba(212,175,55,.3);
}
.page-faq__trust{
  margin-top: var(--space-3);
  background: rgba(255,255,255,.05);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
}
.page-faq__trust p{
  flex: 1 1 100%;
  margin: 0;
  color: rgba(245,247,250,.78);
  font-size: .93rem;
  line-height: 1.7;
}
.page-faq__trust .btn{
  flex: 0 0 auto;
}

/* ---------- 中等屏幕：卡片横向 ---------- */
@media (min-width: 640px){
  .page-faq__contact-cards{
    grid-template-columns: repeat(3, 1fr);
  }
  .page-faq__hero-figure{
    height: 300px;
  }
}

/* ---------- 桌面端：分屏与侧边目录 ---------- */
@media (min-width: 900px){
  .page-faq__hero{
    padding: var(--space-5) var(--space-4) 0;
  }
  .page-faq__hero-grid{
    display: grid;
    grid-template-columns: 1.05fr .95fr;
    gap: var(--space-4);
    align-items: end;
  }
  .page-faq__hero-figure{
    height: 420px;
    margin-bottom: -1px;
  }
  .page-faq__layout{
    display: grid;
    grid-template-columns: 250px minmax(0, 1fr);
    gap: var(--space-4);
    padding: var(--space-5) var(--space-4);
    align-items: start;
  }
  .page-faq__toc{
    position: sticky;
    top: calc(var(--header-h) + var(--space-3));
    margin-bottom: 0;
  }
  .page-faq__toc-list{
    flex-direction: column;
    gap: .35rem;
    overflow: visible;
  }
  .page-faq__toc-link{
    white-space: normal;
  }
  .page-faq__contact-wrap{
    grid-template-columns: minmax(0, 1fr) minmax(280px, 380px);
    align-items: center;
  }
}