.page-contact{
  --pc-soft:rgba(43,54,59,.74);
  --pc-sand-soft:rgba(244,235,221,.76);
  --pc-cut:22px;
  --pc-pad:clamp(18px,4vw,30px);
  background:var(--c-sand);
  color:var(--c-ink);
  font-family:var(--font-body);
  overflow-x:clip;
}
.page-contact *{box-sizing:border-box;}
.page-contact h2,.page-contact h3{font-family:var(--font-display);}
.page-contact a{color:inherit;}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero{
  position:relative;
  padding:calc(var(--header-h) + 24px) 0 52px;
  background:
    radial-gradient(95% 75% at 10% 0%, rgba(233,184,95,.26), transparent 62%),
    radial-gradient(70% 60% at 92% 14%, rgba(166,71,47,.30), transparent 58%),
    linear-gradient(158deg, #141A1D 0%, #202A2E 56%, var(--c-ink) 100%);
  color:var(--c-sand);
  clip-path:polygon(0 0,100% 0,100% calc(100% - 26px),0 100%);
  overflow:hidden;
}
.page-contact .pc-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:repeating-linear-gradient(115deg, rgba(244,235,221,.055) 0 2px, transparent 2px 10px);
  pointer-events:none;
}
.page-contact .pc-hero .breadcrumbs{
  position:relative;
  color:rgba(244,235,221,.62);
  font-size:12px;
  letter-spacing:.08em;
}
.page-contact .pc-hero .breadcrumbs a{color:rgba(244,235,221,.82);text-decoration:none;}
.page-contact .pc-hero .breadcrumbs a:hover{color:var(--c-lamp);}

.page-contact .pc-hero__grid{
  position:relative;
  display:grid;
  gap:28px;
  margin-top:26px;
}
.page-contact .pc-eyebrow{
  margin:0;
  font-size:12px;
  letter-spacing:.18em;
  color:var(--c-lamp);
  text-transform:uppercase;
}
.page-contact .pc-hero h1{
  margin:14px 0 0;
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(30px,5.6vw,58px);
  line-height:1.16;
  letter-spacing:-.01em;
  max-width:20ch;
}
.page-contact .pc-lead{
  margin:18px 0 0;
  max-width:56ch;
  font-size:16px;
  line-height:1.85;
  color:var(--pc-sand-soft);
}
.page-contact .pc-hero__aside{
  display:grid;
  gap:12px;
  align-content:start;
  padding-top:16px;
  border-top:1px solid var(--line-night);
}
.page-contact .pc-hero__aside .btn{width:100%;justify-content:center;}
.page-contact .pc-hero__note{
  margin:4px 0 0;
  font-size:13px;
  line-height:1.8;
  color:rgba(244,235,221,.66);
}

/* ---------- 通用区块 ---------- */
.page-contact .pc-section{padding:clamp(42px,7vw,78px) 0;}
.page-contact .pc-head{
  display:grid;
  gap:10px;
  max-width:780px;
  margin-bottom:clamp(22px,3vw,34px);
}
.page-contact .pc-head--tight{margin-bottom:0;}
.page-contact .pc-head__eyebrow{
  margin:0;
  font-size:12px;
  letter-spacing:.18em;
  color:var(--c-gold-deep);
  text-transform:uppercase;
}
.page-contact .pc-head__title{
  margin:0;
  font-weight:900;
  font-size:clamp(24px,3.6vw,38px);
  line-height:1.26;
  letter-spacing:-.01em;
}
.page-contact .pc-head__note{
  margin:0;
  font-size:15px;
  line-height:1.8;
  color:var(--pc-soft);
  max-width:62ch;
}

/* ---------- 三步路径 ---------- */
.page-contact .pc-stepbar{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  border:1px solid var(--line);
  background:var(--c-gravel);
}
.page-contact .pc-step{
  position:relative;
  display:grid;
  grid-template-columns:46px minmax(0,1fr);
  gap:16px;
  padding:24px var(--pc-pad);
  border-bottom:1px solid var(--line);
}
.page-contact .pc-step:last-child{border-bottom:0;}
.page-contact .pc-step__num{
  display:grid;
  place-items:center;
  width:46px;
  height:46px;
  font-size:15px;
  color:var(--c-gravel);
  background:linear-gradient(150deg,var(--c-gold),var(--c-gold-deep));
  clip-path:polygon(0 0,100% 0,100% 68%,68% 100%,0 100%);
}
.page-contact .pc-step h3{
  margin:0 0 8px;
  font-size:19px;
  font-weight:900;
  line-height:1.4;
}
.page-contact .pc-step p{
  margin:0;
  font-size:15px;
  line-height:1.78;
  color:var(--pc-soft);
}

/* ---------- 联系卡 + 表单 ---------- */
.page-contact .pc-reach__grid{
  display:grid;
  gap:24px;
}
.page-contact .pc-card{
  position:relative;
  background:var(--c-gravel);
  border:1px solid var(--line);
  clip-path:polygon(0 0,calc(100% - var(--pc-cut)) 0,100% var(--pc-cut),100% 100%,0 100%);
}
.page-contact .pc-card__media{
  margin:0;
  display:block;
  background:var(--c-earth);
}
.page-contact .pc-card__media img{
  width:100%;
  height:100%;
  object-fit:cover;
  filter:saturate(.72) brightness(.86);
}
.page-contact .pc-card__body{padding:var(--pc-pad);}
.page-contact .pc-card__title{
  margin:0 0 6px;
  font-size:22px;
  font-weight:900;
  line-height:1.35;
}
.page-contact .pc-card__sub{
  margin:0 0 10px;
  font-size:14px;
  line-height:1.7;
  color:var(--pc-soft);
}
.page-contact .pc-cline{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  gap:4px 12px;
  align-items:center;
  padding:13px 0;
  border-bottom:1px dashed var(--line);
}
.page-contact .pc-cline--last{border-bottom:0;}
.page-contact .pc-cline__label{
  grid-column:1;
  font-size:12px;
  letter-spacing:.12em;
  color:var(--c-qilian);
}
.page-contact .pc-cline__value{
  grid-column:1;
  font-size:15px;
  line-height:1.6;
  font-weight:500;
  word-break:break-word;
}
.page-contact .pc-cline__value.mono{font-size:16px;letter-spacing:.01em;}
.page-contact .pc-copy{
  grid-column:2;
  grid-row:1 / span 2;
  align-self:center;
  padding:7px 12px;
  font-family:var(--font-body);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--c-gold-deep);
  background:transparent;
  border:1px solid rgba(138,94,26,.42);
  border-radius:0;
  cursor:pointer;
  transition:background 120ms var(--ease),color 120ms var(--ease);
}
.page-contact .pc-copy:hover{background:var(--c-gold);color:var(--c-gravel);border-color:var(--c-gold);}
.page-contact .pc-card__note{
  margin:16px 0 0;
  padding-top:14px;
  border-top:2px solid var(--c-ochre);
  font-size:13px;
  line-height:1.8;
  color:var(--pc-soft);
}

/* 表单 */
.page-contact .pc-form{
  position:relative;
  padding:var(--pc-pad);
  background:linear-gradient(178deg,rgba(228,207,175,.55),rgba(251,246,236,.9) 46%);
  border:1px solid var(--line);
  border-top:3px solid var(--c-gold);
}
.page-contact .pc-form__head{margin-bottom:22px;}
.page-contact .pc-form__title{
  margin:8px 0 8px;
  font-size:clamp(21px,2.6vw,27px);
  font-weight:900;
  line-height:1.32;
}
.page-contact .pc-form__sub{
  margin:0;
  font-size:14px;
  line-height:1.78;
  color:var(--pc-soft);
}
.page-contact .pc-req{color:var(--c-ochre);font-weight:700;}
.page-contact .pc-field-row{display:grid;gap:0;}
.page-contact .pc-field{display:grid;gap:6px;margin-bottom:16px;}
.page-contact .pc-field label{
  font-size:13px;
  letter-spacing:.05em;
  color:var(--c-ink);
}
.page-contact .pc-field input,
.page-contact .pc-field textarea{
  width:100%;
  padding:11px 12px;
  font-family:var(--font-body);
  font-size:15px;
  line-height:1.6;
  color:var(--c-ink);
  background:var(--c-sand);
  border:1px solid var(--line);
  border-radius:0;
}
.page-contact .pc-field input::placeholder,
.page-contact .pc-field textarea::placeholder{color:rgba(79,96,102,.62);}
.page-contact .pc-field input:focus,
.page-contact .pc-field textarea:focus{
  outline:none;
  border-color:var(--c-gold);
  box-shadow:0 0 0 3px rgba(190,138,51,.18);
  background:var(--c-gravel);
}
.page-contact .pc-field textarea{resize:vertical;}

/* 类目联动 */
.page-contact .pc-cats{
  position:relative;
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:8px;
  margin-bottom:18px;
}
.page-contact .pc-cats__label{
  grid-column:1 / -1;
  margin:0 0 2px;
  font-size:13px;
  letter-spacing:.05em;
}
.page-contact .pc-cat{
  display:block;
  padding:10px 12px;
  font-size:13px;
  line-height:1.5;
  text-align:center;
  color:var(--c-ink);
  background:var(--c-gravel);
  border:1px solid var(--line);
  cursor:pointer;
  clip-path:polygon(0 0,100% 0,100% calc(100% - 10px),calc(100% - 10px) 100%,0 100%);
  transition:background 140ms var(--ease),color 140ms var(--ease);
}
.page-contact .pc-cat-input:checked + .pc-cat{
  background:var(--c-ink);
  color:var(--c-sand);
  border-color:var(--c-ink);
}
.page-contact .pc-cat-input:focus-visible + .pc-cat{
  outline:2px solid var(--c-ochre);
  outline-offset:2px;
}
.page-contact .pc-hints{
  grid-column:1 / -1;
  margin-top:6px;
  padding:12px 14px;
  background:rgba(190,138,51,.12);
  border-left:3px solid var(--c-gold);
}
.page-contact .pc-hint{
  display:none;
  margin:0;
  font-size:13px;
  line-height:1.78;
  color:var(--pc-soft);
}
.page-contact #pc-cat-1:checked ~ .pc-hints .pc-hint:nth-child(1),
.page-contact #pc-cat-2:checked ~ .pc-hints .pc-hint:nth-child(2),
.page-contact #pc-cat-3:checked ~ .pc-hints .pc-hint:nth-child(3),
.page-contact #pc-cat-4:checked ~ .pc-hints .pc-hint:nth-child(4){display:block;}

.page-contact .pc-form__foot{
  display:grid;
  gap:12px;
  margin-top:6px;
  padding-top:16px;
  border-top:1px solid var(--line);
}
.page-contact .pc-submit{justify-content:center;}
.page-contact .pc-form__tip{
  margin:0;
  font-size:12.5px;
  line-height:1.8;
  color:var(--pc-soft);
}

/* ---------- 合作类型 ---------- */
.page-contact .pc-coop__tabs{
  position:relative;
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:10px;
}
.page-contact .pc-tab{
  display:grid;
  gap:8px;
  padding:16px 14px;
  background:var(--c-gravel);
  border:1px solid var(--line);
  cursor:pointer;
  clip-path:polygon(0 0,100% 0,100% calc(100% - 14px),calc(100% - 14px) 100%,0 100%);
  transition:background 150ms var(--ease),color 150ms var(--ease);
}
.page-contact .pc-tab__no{
  font-size:12px;
  letter-spacing:.14em;
  color:var(--c-gold-deep);
}
.page-contact .pc-tab__name{
  font-family:var(--font-display);
  font-size:17px;
  font-weight:900;
  line-height:1.3;
}
.page-contact .pc-tab__tag{
  justify-self:start;
  padding:3px 8px;
  font-size:11px;
  letter-spacing:.08em;
  color:var(--c-qilian);
  background:rgba(79,96,102,.12);
}
.page-contact .pc-tab-input:checked + .pc-tab{
  background:var(--c-ink);
  color:var(--c-sand);
  border-color:var(--c-ink);
}
.page-contact .pc-tab-input:checked + .pc-tab .pc-tab__no{color:var(--c-lamp);}
.page-contact .pc-tab-input:checked + .pc-tab .pc-tab__tag{
  color:var(--c-lamp);
  background:rgba(233,184,95,.18);
}
.page-contact .pc-tab-input:focus-visible + .pc-tab{
  outline:2px solid var(--c-ochre);
  outline-offset:2px;
}
.page-contact .pc-coop__panels{
  grid-column:1 / -1;
  margin-top:4px;
}
.page-contact .pc-panellet{
  display:none;
  padding:var(--pc-pad);
  background:var(--c-gravel);
  border:1px solid var(--line);
  border-left:4px solid var(--c-gold);
}
.page-contact #pc-coop-1:checked ~ .pc-coop__panels .pc-panellet:nth-child(1),
.page-contact #pc-coop-2:checked ~ .pc-coop__panels .pc-panellet:nth-child(2),
.page-contact #pc-coop-3:checked ~ .pc-coop__panels .pc-panellet:nth-child(3),
.page-contact #pc-coop-4:checked ~ .pc-coop__panels .pc-panellet:nth-child(4){display:block;}
.page-contact .pc-panellet__lead{
  margin:0 0 14px;
  font-size:15px;
  line-height:1.82;
  color:var(--c-ink);
  max-width:66ch;
}
.page-contact .pc-ticks{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:9px;
}
.page-contact .pc-ticks li{
  position:relative;
  padding-left:18px;
  font-size:14px;
  line-height:1.76;
  color:var(--pc-soft);
}
.page-contact .pc-ticks li::before{
  content:"";
  position:absolute;
  left:0;
  top:.62em;
  width:7px;
  height:7px;
  background:var(--c-ochre);
  transform:rotate(45deg);
}
.page-contact .pc-ticks--sand li{color:var(--pc-sand-soft);}
.page-contact .pc-ticks--sand li::before{background:var(--c-lamp);}

/* ---------- 服务时间 ---------- */
.page-contact .pc-hours{background:var(--c-earth);}
.page-contact .pc-hours__grid{display:grid;gap:24px;}
.page-contact .pc-det{
  background:var(--c-gravel);
  border:1px solid var(--line);
  border-left:3px solid transparent;
  margin-bottom:10px;
  transition:border-color 140ms var(--ease);
}
.page-contact .pc-det[open]{border-left-color:var(--c-ochre);}
.page-contact .pc-det summary{
  position:relative;
  padding:14px 44px 14px 16px;
  font-family:var(--font-display);
  font-size:16px;
  font-weight:900;
  line-height:1.5;
  cursor:pointer;
  list-style:none;
}
.page-contact .pc-det summary::-webkit-details-marker{display:none;}
.page-contact .pc-det summary::after{
  content:"+";
  position:absolute;
  right:16px;
  top:50%;
  transform:translateY(-50%);
  font-family:var(--font-mono);
  font-size:17px;
  color:var(--c-gold-deep);
}
.page-contact .pc-det[open] summary::after{content:"−";}
.page-contact .pc-det p{
  margin:0;
  padding:0 16px 16px;
  font-size:14.5px;
  line-height:1.82;
  color:var(--pc-soft);
}

/* ---------- 到访 ---------- */
.page-contact .pc-visit{
  position:relative;
  padding-bottom:clamp(38px,6vw,70px);
}
.page-contact .pc-visit__band{
  margin:0;
  overflow:hidden;
  background:var(--c-night);
}
.page-contact .pc-visit__band img{
  display:block;
  width:100%;
  height:clamp(150px,24vw,260px);
  object-fit:cover;
  filter:saturate(.6) brightness(.78);
}
.page-contact .pc-visit__inner{
  display:grid;
  gap:22px;
  margin-top:clamp(-70px,-8vw,-44px);
}
.page-contact .pc-visit__card{
  padding:var(--pc-pad);
  background:var(--c-gravel);
  border:1px solid var(--line);
  box-shadow:0 18px 40px rgba(23,29,32,.14);
  clip-path:polygon(0 0,calc(100% - var(--pc-cut)) 0,100% var(--pc-cut),100% 100%,0 100%);
}
.page-contact .pc-visit__title{
  margin:10px 0 10px;
  font-size:clamp(22px,3vw,30px);
  font-weight:900;
  line-height:1.3;
}
.page-contact .pc-visit__addr{
  margin:0 0 16px;
  font-family:var(--font-mono);
  font-size:15px;
  line-height:1.7;
  letter-spacing:.01em;
  color:var(--c-ink);
}
.page-contact .pc-visit__actions{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  align-items:center;
}
.page-contact .pc-visit__actions .pc-copy{
  padding:8px 14px;
  font-size:12.5px;
}
.page-contact .pc-visit__note{
  margin:14px 0 0;
  font-size:13px;
  line-height:1.8;
  color:var(--pc-soft);
}
.page-contact .pc-visit__aside{
  padding:var(--pc-pad);
  background:linear-gradient(158deg,var(--c-ink),#3A474C);
  color:var(--c-sand);
  clip-path:polygon(0 0,100% 0,100% 100%,var(--pc-cut) 100%,0 calc(100% - var(--pc-cut)));
}
.page-contact .pc-visit__aside-title{
  margin:0 0 14px;
  font-size:18px;
  font-weight:900;
  line-height:1.4;
}
.page-contact .pc-visit__links{
  display:grid;
  gap:8px;
  margin:18px 0 0;
  padding-top:14px;
  border-top:1px solid var(--line-night);
}
.page-contact .pc-visit__links a{
  font-size:13.5px;
  letter-spacing:.03em;
  text-decoration:none;
  color:var(--c-lamp);
  border-bottom:1px solid transparent;
  justify-self:start;
  transition:border-color 140ms var(--ease);
}
.page-contact .pc-visit__links a:hover{border-bottom-color:var(--c-lamp);}

/* ---------- 响应式 ---------- */
@media (min-width:640px){
  .page-contact .pc-field-row{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 18px;}
  .page-contact .pc-cats{grid-template-columns:repeat(4,minmax(0,1fr));}
  .page-contact .pc-form__foot{grid-template-columns:auto minmax(0,1fr);align-items:center;}
  .page-contact .pc-form__tip{text-align:left;}
}

@media (min-width:900px){
  .page-contact .pc-hero{
    padding:calc(var(--header-h) + 46px) 0 90px;
    clip-path:polygon(0 0,100% 0,100% calc(100% - 42px),0 100%);
  }
  .page-contact .pc-hero__grid{
    grid-template-columns:minmax(0,7fr) minmax(0,3.2fr);
    gap:56px;
    align-items:end;
    margin-top:34px;
  }
  .page-contact .pc-hero__aside{
    padding-top:0;
    padding-left:22px;
    border-top:0;
    border-left:1px solid var(--line-night);
  }
  .page-contact .pc-hero__aside .btn{width:auto;}

  .page-contact .pc-stepbar{grid-template-columns:repeat(3,minmax(0,1fr));}
  .page-contact .pc-step{
    min-height:214px;
    padding:30px 30px 32px;
    border-bottom:0;
    border-right:1px solid var(--line);
    align-content:start;
  }
  .page-contact .pc-step:last-child{border-right:0;background:rgba(190,138,51,.16);}
  .page-contact .pc-step:nth-child(1){background:var(--c-gravel);}
  .page-contact .pc-step:nth-child(2){background:var(--c-earth);}
  .page-contact .pc-step + .pc-step::before{
    content:"";
    position:absolute;
    left:-1px;
    top:26px;
    bottom:26px;
    width:2px;
    background:var(--c-ochre);
    transform:skewX(-14deg);
    opacity:.55;
  }

  .page-contact .pc-reach__grid{
    grid-template-columns:minmax(0,5fr) minmax(0,7fr);
    gap:32px;
    align-items:start;
  }
  .page-contact .pc-card{position:sticky;top:calc(var(--header-h) + 24px);}

  .page-contact .pc-coop__tabs{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;}
  .page-contact .pc-tab{padding:20px 18px;min-height:150px;align-content:start;}

  .page-contact .pc-hours__grid{
    grid-template-columns:minmax(0,4fr) minmax(0,7fr);
    gap:48px;
    align-items:start;
  }

  .page-contact .pc-visit__inner{
    grid-template-columns:minmax(0,6fr) minmax(0,5fr);
    gap:26px;
    align-items:start;
    margin-top:-96px;
  }
}

@media (prefers-reduced-motion:reduce){
  .page-contact .pc-copy,
  .page-contact .pc-cat,
  .page-contact .pc-tab,
  .page-contact .pc-det,
  .page-contact .pc-visit__links a{transition:none;}
}