/* ===== 联系通道 页面专属样式 ===== */
.page-contact{
  --ct-hair:rgba(201,211,209,.42);
  --ct-paper-wash:rgba(20,133,122,.09);
  background:var(--paper);
  color:var(--ink-950);
  font-family:var(--font-display);
  overflow-x:clip;
}

/* ---------- 首屏：信函式分层 ---------- */
.page-contact .ct-hero{
  position:relative;
  overflow:hidden;
  background:
    radial-gradient(112% 100% at 100% 0, rgba(20,133,122,.5) 0%, rgba(20,133,122,0) 62%),
    var(--green-900);
  color:var(--paper);
}

.page-contact .ct-hero::before{
  content:"";
  position:absolute;
  left:-8%;
  right:-8%;
  top:44%;
  height:1px;
  background:linear-gradient(90deg, rgba(255,106,26,0) 0%, rgba(255,178,92,.72) 42%, rgba(255,106,26,0) 100%);
  transform:rotate(-5.5deg);
  pointer-events:none;
}

.page-contact .ct-hero::after{
  content:"";
  position:absolute;
  right:-18%;
  bottom:-36%;
  width:min(620px,80vw);
  aspect-ratio:1/1;
  border:1px solid rgba(244,247,246,.13);
  border-radius:50%;
  pointer-events:none;
}

.page-contact .ct-hero__inner{
  position:relative;
  z-index:1;
  max-width:var(--shell);
  margin-inline:auto;
  padding:clamp(28px,6vw,60px) var(--pad-x) clamp(38px,7vw,80px);
  display:grid;
  gap:clamp(26px,5vw,52px);
  align-items:start;
}

.page-contact .ct-hero .crumbs{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin:0 0 clamp(18px,3vw,30px);
  font-size:12px;
  letter-spacing:.14em;
  color:rgba(244,247,246,.66);
}
.page-contact .ct-hero .crumbs a{
  color:rgba(244,247,246,.66);
  text-decoration:none;
  transition:color .2s ease;
}
.page-contact .ct-hero .crumbs a:hover{ color:var(--orange-300); }
.page-contact .ct-hero .crumbs [aria-current="page"]{ color:var(--orange-300); }

.page-contact .ct-hero h1{
  margin:12px 0 0;
  max-width:16ch;
  font-size:clamp(32px,7.2vw,62px);
  font-weight:300;
  line-height:1.1;
  letter-spacing:-.02em;
  color:#fff;
}

.page-contact .ct-hero .lede{
  margin:18px 0 0;
  max-width:58ch;
  font-size:clamp(15px,1.55vw,17px);
  line-height:1.8;
  color:rgba(244,247,246,.84);
}

.page-contact .channels{
  margin-top:clamp(24px,4vw,38px);
  display:grid;
  gap:20px;
}
@media (min-width:620px){
  .page-contact .channels{
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:22px;
  }
}

.page-contact .channel{
  min-width:0;
  padding-top:14px;
  border-top:1px solid rgba(201,211,209,.3);
}

.page-contact .channel__label{
  display:block;
  margin-bottom:8px;
  font-size:12px;
  letter-spacing:.16em;
  color:var(--orange-300);
}

.page-contact .channel__row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 14px;
}

.page-contact .channel__val{
  font-family:var(--font-data);
  font-variant-numeric:tabular-nums;
  font-size:clamp(15px,2.8vw,21px);
  letter-spacing:-.005em;
  color:#fff;
  overflow-wrap:anywhere;
}

.page-contact .channel__hint{
  display:block;
  margin-top:8px;
  font-size:13px;
  line-height:1.65;
  color:rgba(244,247,246,.6);
}

.page-contact .copy-btn{
  border:1px solid rgba(255,178,92,.62);
  background:transparent;
  color:var(--orange-300);
  font-family:var(--font-display);
  font-size:12px;
  letter-spacing:.1em;
  padding:6px 12px;
  border-radius:2px;
  cursor:pointer;
  transition:background .2s ease, color .2s ease, border-color .2s ease;
}
.page-contact .copy-btn:hover{
  background:var(--orange-500);
  border-color:var(--orange-500);
  color:#fff;
}
.page-contact .copy-btn[data-copied="true"]{
  background:var(--green-400);
  border-color:var(--green-400);
  color:#fff;
}

.page-contact .channels__status{
  margin:10px 0 0;
  min-height:1.2em;
  font-size:13px;
  letter-spacing:.06em;
  color:var(--orange-300);
}

.page-contact .ct-hero__media{
  position:relative;
  margin:0;
  overflow:hidden;
  background:var(--green-700);
  clip-path:var(--cut-corner);
}
.page-contact .ct-hero__media img{
  display:block;
  width:100%;
  height:auto;
  aspect-ratio:16/9;
  object-fit:cover;
}
.page-contact .ct-hero__media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(155deg, rgba(11,59,54,.42), rgba(11,59,54,0) 58%);
  pointer-events:none;
}

@media (min-width:960px){
  .page-contact .ct-hero__inner{
    grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
    padding-bottom:clamp(58px,7vw,94px);
  }
}

/* ---------- 分区骨架 ---------- */
.page-contact .ct-section{
  padding:clamp(48px,9vw,96px) var(--pad-x);
}
.page-contact .ct-section--tight{
  padding-block:clamp(40px,6vw,70px);
}
.page-contact .ct-inner{
  max-width:var(--shell);
  margin-inline:auto;
}

.page-contact .ct-head{
  max-width:62ch;
  margin-bottom:clamp(26px,4vw,44px);
}
.page-contact .ct-head h2{
  margin:10px 0 0;
  font-size:clamp(24px,4vw,38px);
  font-weight:300;
  line-height:1.22;
  letter-spacing:-.015em;
}
.page-contact .ct-head p{
  margin:14px 0 0;
  font-size:clamp(15px,1.5vw,17px);
  line-height:1.8;
  color:var(--silver-600);
}
.page-contact .ct-head::after{
  content:"";
  display:block;
  width:76px;
  height:2px;
  margin-top:18px;
  background:var(--orange-500);
  transform:skewX(-26deg);
}

/* ---------- 咨询范围 ---------- */
.page-contact .ct-section--paper{
  background:var(--paper);
}

.page-contact .scope-list{
  display:grid;
  gap:18px;
}
@media (min-width:820px){
  .page-contact .scope-list{
    grid-template-columns:repeat(3,minmax(0,1fr));
  }
}

.page-contact .scope-card{
  position:relative;
  display:grid;
  gap:12px;
  align-content:start;
  padding:26px 24px 28px;
  background:#fff;
  clip-path:var(--cut-tr);
  box-shadow:0 1px 0 rgba(11,59,54,.07), 0 20px 36px -30px rgba(11,59,54,.6);
}
.page-contact .scope-card::before{
  content:"";
  position:absolute;
  left:0;
  top:0;
  width:100%;
  height:3px;
  background:var(--green-400);
}
.page-contact .scope-card:nth-child(2)::before{ background:var(--orange-500); }
.page-contact .scope-card:nth-child(3)::before{ background:var(--indigo-800); }

.page-contact .scope-card__idx{
  font-family:var(--font-data);
  font-size:12px;
  letter-spacing:.18em;
  color:var(--green-400);
}

.page-contact .scope-card h3{
  margin:0;
  font-size:clamp(17px,1.9vw,20px);
  font-weight:800;
  line-height:1.4;
  letter-spacing:-.01em;
}

.page-contact .scope-card p{
  margin:0;
  font-size:15px;
  line-height:1.78;
  color:var(--silver-600);
}

.page-contact .scope-card p.scope-card__hint{
  margin-top:2px;
  padding:8px 10px;
  border-left:2px solid var(--orange-500);
  background:var(--ct-paper-wash);
  font-family:var(--font-data);
  font-size:12.5px;
  letter-spacing:.03em;
  color:var(--green-900);
}

.page-contact .reply-note{
  margin-top:clamp(24px,4vw,38px);
  display:grid;
  gap:10px;
  padding:22px 24px 24px;
  background:var(--green-900);
  color:var(--paper);
  clip-path:var(--cut-tr);
}
@media (min-width:760px){
  .page-contact .reply-note{
    grid-template-columns:auto minmax(0,1fr);
    align-items:center;
    gap:28px;
    padding:26px 34px;
  }
}
.page-contact .reply-note__key{
  font-family:var(--font-data);
  font-size:clamp(16px,2.2vw,21px);
  letter-spacing:.02em;
  color:var(--orange-300);
}
.page-contact .reply-note p{
  margin:0;
  font-size:15px;
  line-height:1.78;
  color:rgba(244,247,246,.82);
}

/* ---------- 合作洽谈 ---------- */
.page-contact .ct-section--coop{
  position:relative;
  overflow:hidden;
  background:var(--indigo-800);
  color:var(--paper);
}
.page-contact .ct-section--coop::before{
  content:"";
  position:absolute;
  left:0;
  right:0;
  top:0;
  height:4px;
  background:linear-gradient(90deg, var(--orange-500) 0%, var(--green-400) 52%, rgba(255,106,26,0) 100%);
}
.page-contact .ct-section--coop .eyebrow{ color:var(--orange-300); }
.page-contact .ct-section--coop .ct-head h2{ color:#fff; }
.page-contact .ct-section--coop .ct-head p{ color:rgba(244,247,246,.76); }

.page-contact .coop-grid{
  display:grid;
  gap:18px;
}
@media (min-width:780px){
  .page-contact .coop-grid{
    grid-template-columns:repeat(3,minmax(0,1fr));
  }
}

.page-contact .coop-card{
  display:grid;
  gap:10px;
  align-content:start;
  padding:24px 22px 26px;
  border-top:2px solid var(--orange-500);
  background:rgba(244,247,246,.07);
  transition:background .26s ease, transform .26s ease;
}
.page-contact .coop-card:hover,
.page-contact .coop-card:focus-within{
  background:rgba(244,247,246,.14);
  transform:translateY(-3px);
}
.page-contact .coop-card h3{
  margin:0;
  font-size:clamp(17px,1.9vw,20px);
  font-weight:800;
  line-height:1.4;
  letter-spacing:-.01em;
}
.page-contact .coop-card p{
  margin:0;
  font-size:15px;
  line-height:1.78;
  color:rgba(244,247,246,.78);
}
.page-contact .coop-card__need{
  margin-top:4px;
  padding-top:12px;
  border-top:1px dashed rgba(244,247,246,.24);
  font-size:13px;
  line-height:1.72;
  color:var(--orange-300);
}

/* ---------- 通信地址 ---------- */
.page-contact .ct-section--addr{
  background:var(--paper);
}
.page-contact .addr-grid{
  display:grid;
  gap:clamp(26px,5vw,54px);
  align-items:center;
}
@media (min-width:880px){
  .page-contact .addr-grid{
    grid-template-columns:minmax(0,1.02fr) minmax(0,.98fr);
  }
}

.page-contact .addr-block h2{
  margin:10px 0 0;
  font-size:clamp(24px,4vw,38px);
  font-weight:300;
  line-height:1.22;
  letter-spacing:-.015em;
}

.page-contact .addr-block p{
  margin:14px 0 0;
  font-size:15px;
  line-height:1.8;
  color:var(--silver-600);
}

.page-contact .addr-block .addr-val{
  margin-top:22px;
  padding:16px 18px;
  border-left:3px solid var(--orange-500);
  background:var(--ct-paper-wash);
  font-family:var(--font-data);
  font-variant-numeric:tabular-nums;
  font-size:clamp(15px,2.1vw,19px);
  line-height:1.85;
  letter-spacing:.01em;
  color:var(--ink-950);
}

.page-contact .addr-media{
  margin:0;
  overflow:hidden;
  background:var(--silver-400);
  clip-path:var(--cut-corner);
}
.page-contact .addr-media img{
  display:block;
  width:100%;
  height:auto;
  aspect-ratio:3/2;
  object-fit:cover;
}

/* ---------- 提交前先看看 ---------- */
.page-contact .precheck{
  padding:clamp(26px,4vw,46px);
  background:#fff;
  border:1px solid var(--silver-400);
  clip-path:var(--cut-tr);
}
.page-contact .precheck__head h2{
  margin:10px 0 0;
  font-size:clamp(22px,3.4vw,32px);
  font-weight:300;
  line-height:1.25;
  letter-spacing:-.015em;
}

.page-contact .precheck__list{
  list-style:none;
  margin:clamp(24px,3.5vw,34px) 0 0;
  padding:0;
  display:grid;
}
.page-contact .precheck__list li{
  display:grid;
  grid-template-columns:auto minmax(0,1fr);
  gap:16px;
  padding:16px 0;
  border-top:1px solid var(--ct-hair);
}
.page-contact .precheck__list li:last-child{
  border-bottom:1px solid var(--ct-hair);
}
.page-contact .precheck__idx{
  padding-top:3px;
  font-family:var(--font-data);
  font-size:13px;
  letter-spacing:.14em;
  color:var(--orange-500);
}
.page-contact .precheck__list strong{
  display:block;
  margin-bottom:5px;
  font-size:16px;
  font-weight:800;
  letter-spacing:-.005em;
}
.page-contact .precheck__list p{
  margin:0;
  font-size:14.5px;
  line-height:1.75;
  color:var(--silver-600);
}

.page-contact .precheck__links{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:clamp(22px,3vw,30px);
}

@media (prefers-reduced-motion: reduce){
  .page-contact .coop-card,
  .page-contact .copy-btn{
    transition:none;
  }
}