.page-contact{
  --contact-line:rgba(185,195,201,.24);
  --contact-line-strong:rgba(185,195,201,.44);
  background:var(--night);
  color:var(--paper);
  font-family:var(--font-sans);
  overflow-x:hidden;
}
.page-contact img{display:block;max-width:100%;height:auto;}
.page-contact h2{
  font-family:var(--font-serif);
  font-size:clamp(24px,3.4vw,34px);
  line-height:1.24;
  letter-spacing:.01em;
  margin:10px 0 0;
  color:var(--paper);
}
.page-contact h3{
  font-family:var(--font-serif);
  font-size:17px;
  line-height:1.4;
  margin:0 0 6px;
  letter-spacing:.01em;
}
.page-contact .num{font-family:var(--font-num);}
.page-contact .eyebrow{letter-spacing:.14em;}

/* ---------- 首屏联系台 ---------- */
.page-contact .contact-hero{
  position:relative;
  overflow:hidden;
  background:
    radial-gradient(115% 90% at 84% -6%, rgba(14,122,67,.42), transparent 62%),
    linear-gradient(180deg,var(--night-2),var(--night) 78%);
  border-bottom:1px solid var(--contact-line);
}
.page-contact .contact-hero::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background-image:
    linear-gradient(var(--grid-line) 1px,transparent 1px),
    linear-gradient(90deg,var(--grid-line) 1px,transparent 1px);
  background-size:52px 52px;
  -webkit-mask-image:linear-gradient(180deg,#000,transparent 88%);
  mask-image:linear-gradient(180deg,#000,transparent 88%);
}
.page-contact .contact-hero__inner{
  position:relative;
  z-index:1;
  display:grid;
  gap:clamp(28px,4vw,52px);
  padding-block:clamp(26px,4vw,56px) clamp(38px,5vw,70px);
}
.page-contact .contact-hero__stage{
  position:relative;
  padding-left:clamp(18px,3vw,32px);
  border-left:2px solid var(--grass);
}
.page-contact .contact-hero__stage::before{
  content:"";
  position:absolute;
  left:0;
  top:0;
  bottom:0;
  width:9px;
  background:repeating-linear-gradient(180deg,var(--silver) 0 1px,transparent 1px 26px);
  opacity:.45;
}
.page-contact .breadcrumb{margin-bottom:18px;}
.page-contact .contact-hero h1{
  font-family:var(--font-serif);
  font-size:clamp(29px,4.8vw,50px);
  line-height:1.18;
  letter-spacing:.01em;
  margin:14px 0 0;
  max-width:15em;
  color:var(--paper);
}
.page-contact .contact-hero__lead{
  margin:16px 0 0;
  max-width:34em;
  font-size:clamp(15px,1.5vw,17px);
  line-height:1.78;
  color:var(--silver);
}
.page-contact .contact-channels{
  list-style:none;
  margin:clamp(24px,3vw,36px) 0 0;
  padding:0;
}
.page-contact .channel{
  display:grid;
  grid-template-columns:auto 1fr;
  gap:14px;
  align-items:start;
  padding:16px 0;
  border-top:1px solid var(--contact-line);
}
.page-contact .channel:last-child{border-bottom:1px solid var(--contact-line);}
.page-contact .channel__icon{
  display:grid;
  place-items:center;
  width:34px;
  height:34px;
  border:1px solid var(--contact-line-strong);
  color:var(--lime);
  margin-top:4px;
}
.page-contact .channel__body{
  display:grid;
  gap:5px;
  min-width:0;
}
.page-contact .channel__label{
  font-size:12px;
  letter-spacing:.18em;
  color:var(--moss);
  text-transform:uppercase;
}
.page-contact .channel__value{
  color:var(--paper);
  text-decoration:none;
  line-height:1.3;
  border-bottom:1px solid transparent;
  transition:border-color .2s var(--ease),color .2s var(--ease);
  overflow-wrap:anywhere;
}
.page-contact a.channel__value:hover,
.page-contact a.channel__value:focus-visible{
  border-bottom-color:var(--lime);
  color:var(--lime);
}
.page-contact .channel__value--mail{
  font-family:var(--font-num);
  font-size:clamp(17px,2.2vw,22px);
  letter-spacing:.005em;
}
.page-contact .channel__value--tel{
  font-size:clamp(28px,4vw,38px);
  letter-spacing:-.005em;
  color:var(--lime);
}
.page-contact .channel__value--addr{
  font-size:15px;
  line-height:1.6;
  color:var(--paper);
}
.page-contact .channel__note{
  font-size:13px;
  line-height:1.65;
  color:var(--moss);
}

.page-contact .contact-hero__aside{
  display:grid;
  gap:14px;
  align-content:start;
}
.page-contact .contact-frame{
  margin:0;
  padding:10px;
  border:1px solid var(--contact-line-strong);
  background:var(--night-2);
  box-shadow:6px 6px 0 rgba(7,61,37,.55);
}
.page-contact .contact-frame img{
  width:100%;
  aspect-ratio:14/9;
  object-fit:cover;
  filter:saturate(.88) contrast(1.06);
}
.page-contact .contact-frame__cap{
  margin-top:8px;
  font-size:12px;
  letter-spacing:.1em;
  color:var(--moss);
}
.page-contact .contact-slot{
  padding:16px 18px 18px;
  background:var(--grass-deep);
  border:1px solid var(--contact-line);
}
.page-contact .contact-slot__label{
  margin:0;
  font-size:12px;
  letter-spacing:.16em;
  color:var(--silver);
}
.page-contact .contact-slot__time{
  margin:6px 0 8px;
  font-family:var(--font-num);
  font-size:clamp(34px,5vw,46px);
  line-height:.95;
  letter-spacing:-.02em;
  color:var(--lime);
}
.page-contact .contact-slot__text{
  margin:0;
  font-size:13px;
  line-height:1.72;
  color:var(--silver);
}

/* ---------- 响应时间 ---------- */
.page-contact .contact-window{
  background:var(--paper);
  color:var(--paper-ink);
  padding-block:clamp(40px,6vw,72px);
  border-top:1px solid var(--contact-line-strong);
}
.page-contact .contact-window h2{color:var(--ink);}
.page-contact .contact-window .eyebrow{color:var(--grass);}
.page-contact .contact-window__inner{
  display:grid;
  gap:clamp(28px,4vw,48px);
  align-items:start;
}
.page-contact .window__lead{
  margin:14px 0 0;
  max-width:36em;
  font-size:15.5px;
  line-height:1.78;
  color:rgba(38,48,58,.86);
}
.page-contact .scale{margin-top:clamp(24px,3vw,32px);}
.page-contact .scale__rail{
  position:relative;
  height:8px;
  background:linear-gradient(90deg,var(--grass) 0 67%,var(--lime) 67% 100%);
  border-radius:2px;
}
.page-contact .scale__pin{
  position:absolute;
  top:-6px;
  width:2px;
  height:20px;
  background:var(--ink);
  opacity:.5;
  transition:height .2s var(--ease),opacity .2s var(--ease),background-color .2s var(--ease);
}
.page-contact .scale__pin--start{left:0;}
.page-contact .scale__pin--day{left:67%;}
.page-contact .scale__pin--late{left:calc(100% - 2px);}
.page-contact .scale__pin:hover{height:26px;opacity:1;background:var(--grass);}
.page-contact .scale__legend{
  list-style:none;
  margin:22px 0 0;
  padding:0;
  display:grid;
  gap:2px;
}
.page-contact .scale__legend li{
  display:grid;
  grid-template-columns:70px 1fr;
  gap:12px;
  align-items:baseline;
  padding:10px 0;
  border-bottom:1px dashed rgba(38,48,58,.2);
  font-size:14px;
  line-height:1.7;
  color:rgba(38,48,58,.9);
}
.page-contact .scale__legend li:last-child{border-bottom:0;}
.page-contact .scale__legend b{
  font-family:var(--font-num);
  font-size:22px;
  line-height:1.1;
  letter-spacing:-.01em;
  color:var(--grass);
}
.page-contact .contact-window .note{
  margin-top:22px;
  color:rgba(38,48,58,.86);
  font-size:14px;
  line-height:1.75;
}
.page-contact .window__media{
  margin:0;
  padding:10px;
  background:#fff;
  border:1px solid rgba(38,48,58,.16);
  box-shadow:7px 7px 0 rgba(7,61,37,.1);
}
.page-contact .window__media img{
  width:100%;
  aspect-ratio:12/7;
  object-fit:cover;
}
.page-contact .window__media figcaption{
  margin-top:8px;
  font-size:12px;
  letter-spacing:.06em;
  color:rgba(38,48,58,.62);
}

/* ---------- 合作方向 ---------- */
.page-contact .contact-topics{
  background:linear-gradient(180deg,var(--grass-deep),#052c1b);
  padding-block:clamp(40px,6vw,72px);
  border-top:1px solid var(--contact-line);
}
.page-contact .topics__head{
  max-width:44em;
  margin-bottom:clamp(24px,3vw,36px);
}
.page-contact .topics__lead{
  margin:14px 0 0;
  font-size:15.5px;
  line-height:1.78;
  color:var(--silver);
}
.page-contact .topic{border-top:1px solid var(--contact-line-strong);}
.page-contact .topic:last-child{border-bottom:1px solid var(--contact-line-strong);}
.page-contact .topic__head{
  display:flex;
  align-items:baseline;
  gap:14px;
  padding:16px 4px;
  cursor:pointer;
  list-style:none;
}
.page-contact .topic__head::-webkit-details-marker{display:none;}
.page-contact .topic__head::after{
  content:"+";
  margin-left:auto;
  font-family:var(--font-num);
  font-size:24px;
  line-height:1;
  color:var(--silver);
}
.page-contact .topic[open] .topic__head::after{content:"−";color:var(--lime);}
.page-contact .topic__idx{
  font-family:var(--font-num);
  font-size:15px;
  letter-spacing:.1em;
  color:var(--lime);
  min-width:2em;
}
.page-contact .topic__name{
  font-family:var(--font-serif);
  font-size:clamp(18px,2.2vw,21px);
  color:var(--paper);
}
.page-contact .topic__meta{
  font-size:12px;
  letter-spacing:.1em;
  color:var(--moss);
}
.page-contact .topic__body{
  padding:0 4px 20px 3.1em;
  color:var(--silver);
  font-size:14.5px;
  line-height:1.8;
}
.page-contact .topic__body p{margin:0 0 10px;}
.page-contact .topic__body p:last-child{margin-bottom:0;}

/* ---------- 写之前 ---------- */
.page-contact .contact-brief{
  background:var(--paper);
  color:var(--paper-ink);
  padding-block:clamp(40px,6vw,72px);
  border-top:1px solid var(--contact-line-strong);
}
.page-contact .contact-brief h2{color:var(--ink);}
.page-contact .contact-brief .eyebrow{color:var(--grass);}
.page-contact .contact-brief__inner{
  display:grid;
  gap:clamp(28px,4vw,48px);
  align-items:start;
}
.page-contact .brief__lead{
  margin:14px 0 20px;
  font-size:15.5px;
  line-height:1.78;
  color:rgba(38,48,58,.86);
}
.page-contact .brief__tip{
  margin:12px 0 0;
  font-size:13px;
  line-height:1.7;
  color:rgba(38,48,58,.6);
}
.page-contact .brief__list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:0;
}
.page-contact .brief__item{
  display:grid;
  grid-template-columns:auto 1fr;
  gap:14px;
  padding:16px 0;
  border-bottom:1px solid rgba(38,48,58,.16);
}
.page-contact .brief__item:first-child{border-top:1px solid rgba(38,48,58,.16);}
.page-contact .brief__no{
  font-size:22px;
  line-height:1.1;
  color:var(--grass);
  letter-spacing:.02em;
}
.page-contact .brief__title{color:var(--ink);}
.page-contact .brief__item p{
  margin:0;
  font-size:14.5px;
  line-height:1.75;
  color:rgba(38,48,58,.84);
}

/* ---------- 索引收束 ---------- */
.page-contact .contact-next{
  background:var(--night);
  padding-block:clamp(28px,4vw,48px);
  border-top:1px solid var(--contact-line);
}
.page-contact .contact-next .editor-index{
  border-top:1px solid var(--contact-line-strong);
  border-bottom:1px solid var(--contact-line);
  padding-block:18px;
}
.page-contact .contact-next .editor-index__inner{
  display:grid;
  gap:12px;
}
.page-contact .contact-next .editor-index__title{
  margin:0;
  font-size:12px;
  letter-spacing:.2em;
  color:var(--moss);
}
.page-contact .contact-next .editor-index__list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:2px;
}
.page-contact .contact-next .editor-index__link{
  display:block;
  padding:9px 0;
  color:var(--paper);
  text-decoration:none;
  font-size:14.5px;
  line-height:1.6;
  border-bottom:1px solid transparent;
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.page-contact .contact-next .editor-index__link:hover,
.page-contact .contact-next .editor-index__link:focus-visible{
  color:var(--lime);
  border-bottom-color:var(--lime);
}
.page-contact .contact-next__legal{
  margin:16px 0 0;
  font-size:13px;
  line-height:1.75;
  color:var(--moss);
}
.page-contact .contact-next__legal a{
  color:var(--silver);
  text-decoration:none;
  border-bottom:1px solid var(--contact-line-strong);
}
.page-contact .contact-next__legal a:hover{color:var(--lime);border-bottom-color:var(--lime);}

/* ---------- 桌面分屏 ---------- */
@media (min-width:900px){
  .page-contact .contact-hero__inner{
    grid-template-columns:1.12fr .88fr;
    align-items:start;
  }
  .page-contact .contact-window__inner{
    grid-template-columns:1.05fr .95fr;
  }
  .page-contact .contact-brief__inner{
    grid-template-columns:.82fr 1.18fr;
  }
  .page-contact .topic__body{padding-left:3.4em;max-width:52em;}
  .page-contact .contact-next .editor-index__inner{
    grid-template-columns:150px 1fr;
    align-items:start;
  }
  .page-contact .contact-next .editor-index__list{
    grid-template-columns:repeat(3,1fr);
    gap:0 24px;
  }
}

@media (min-width:1200px){
  .page-contact .contact-hero__inner{gap:64px;}
  .page-contact .contact-frame{padding:12px;}
}

/* ---------- 窄屏微调 ---------- */
@media (max-width:560px){
  .page-contact .scale__legend li{grid-template-columns:58px 1fr;font-size:13.5px;}
  .page-contact .scale__legend b{font-size:19px;}
  .page-contact .topic__head{flex-wrap:wrap;gap:8px 12px;}
  .page-contact .topic__meta{width:100%;margin-left:calc(2em + 12px);}
  .page-contact .topic__body{padding-left:0;}
  .page-contact .channel__value--tel{font-size:30px;}
  .page-contact .brief__no{font-size:19px;}
}

@media (prefers-reduced-motion:reduce){
  .page-contact *{transition-duration:.01ms !important;animation-duration:.01ms !important;}
}