.page-contact{
  display:block;
  padding-bottom:56px;
}

/* 面包屑 */
.page-contact .breadcrumb{
  padding:16px 0 8px;
}
.page-contact .breadcrumb-list{
  list-style:none;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  margin:0;
  padding:0;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--c-cement);
}
.page-contact .breadcrumb-list li+li::before{
  content:"/";
  margin-right:8px;
  color:var(--c-cement);
}
.page-contact .breadcrumb-list a{
  color:var(--c-steel);
  text-decoration:none;
  border-bottom:2px solid var(--c-lime);
  padding-bottom:1px;
}
.page-contact .breadcrumb-list a:hover{
  color:var(--c-red);
}

/* 首屏 */
.page-contact .contact-hero{
  display:grid;
  gap:16px;
  padding:8px 0 24px;
}
.page-contact .contact-hero-main{
  min-width:0;
}
.page-contact .contact-hero .eyebrow{
  color:var(--c-red);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.14em;
  text-transform:uppercase;
  margin:0;
}
.page-contact .contact-hero h1{
  font-family:var(--font-narrow);
  font-weight:900;
  font-size:clamp(30px,6.2vw,54px);
  line-height:1.06;
  letter-spacing:-.01em;
  color:var(--c-rock);
  margin:10px 0 14px;
  transform:skewX(-2deg);
  transform-origin:left bottom;
}
.page-contact .hero-lead{
  font-size:clamp(15px,2.4vw,17px);
  line-height:1.6;
  color:var(--c-rock);
  max-width:48ch;
  margin:0 0 20px;
}

.page-contact .contact-hero-side{
  background:var(--c-steel);
  color:var(--c-bone);
  border:2px solid var(--c-night);
  border-left:8px solid var(--c-red);
  border-radius:var(--radius);
  box-shadow:var(--shadow-hard);
  padding:16px 16px 16px 18px;
  min-width:0;
}
.page-contact .side-kicker{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--c-lime);
  margin:0 0 8px;
}
.page-contact .quick-value{
  font-family:var(--font-mono);
  font-size:clamp(14px,3.4vw,18px);
  font-weight:700;
  line-height:1.35;
  letter-spacing:.01em;
  color:var(--c-bone);
  margin:0;
  overflow-wrap:anywhere;
  user-select:all;
}
.page-contact .quick-value.small{
  display:block;
  font-size:clamp(15px,3.6vw,20px);
}
.page-contact .quick-note{
  font-size:13px;
  line-height:1.55;
  color:var(--c-mist);
  margin:10px 0 0;
}
.page-contact .side-split{
  margin-top:14px;
  padding-top:14px;
  border-top:2px solid var(--c-night);
}
.page-contact .quick-label{
  display:block;
  font-size:11px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--c-lime);
  margin-bottom:4px;
}

/* 顶部氛围图 */
.page-contact .contact-figure{
  margin:0 0 12px;
  border:3px solid var(--c-rock);
  border-radius:var(--radius);
  box-shadow:var(--shadow-hard);
  overflow:hidden;
  background:var(--c-night);
}
.page-contact .contact-figure img{
  display:block;
  width:100%;
  height:auto;
  aspect-ratio:12/7;
  object-fit:cover;
}

/* 主体两栏 */
.page-contact .contact-body{
  display:grid;
  gap:var(--gap);
  padding-top:28px;
  min-width:0;
}
.page-contact .contact-rail{
  display:none;
}
.page-contact .contact-main{
  min-width:0;
}

/* 章节 */
.page-contact .contact-main .section{
  padding:0 0 48px;
}
.page-contact .contact-main .section-head{
  margin:0 0 18px;
}
.page-contact .contact-main .eyebrow{
  color:var(--c-cement);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.14em;
  margin:0;
}
.page-contact .section-title{
  font-family:var(--font-narrow);
  font-weight:900;
  font-size:clamp(22px,4.2vw,32px);
  line-height:1.15;
  letter-spacing:-.01em;
  color:var(--c-rock);
  margin:6px 0 0;
  transform:skewX(-2deg);
  transform-origin:left bottom;
}

/* 通道卡 */
.page-contact .channel-list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:16px;
}
.page-contact .channel-card{
  background:var(--c-bone);
  border:2px solid var(--c-rock);
  border-left:8px solid var(--c-red);
  border-radius:var(--radius);
  box-shadow:var(--shadow-hard);
  padding:16px 16px 16px 18px;
  min-width:0;
}
.page-contact .channel-card.is-mail{
  border-left-color:var(--c-red);
}
.page-contact .channel-card.is-phone{
  border-left-color:var(--c-steel);
}
.page-contact .channel-card.is-addr{
  border-left-color:var(--c-clay);
}
.page-contact .channel-tag{
  display:inline-block;
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:700;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--c-rock);
  background:var(--c-paper);
  border:2px solid var(--c-rock);
  border-radius:var(--radius);
  padding:2px 8px;
  margin:0;
}
.page-contact .channel-value{
  font-family:var(--font-mono);
  font-size:clamp(15px,3.6vw,20px);
  font-weight:700;
  line-height:1.4;
  color:var(--c-night);
  margin:12px 0 8px;
  overflow-wrap:anywhere;
  user-select:all;
}
.page-contact .channel-note{
  font-size:14px;
  line-height:1.6;
  color:var(--c-rock);
  margin:0;
}
.page-contact .addr-details{
  margin:12px 0 10px;
}
.page-contact .addr-details summary{
  cursor:pointer;
  list-style:none;
  margin:0;
}
.page-contact .addr-details summary::-webkit-details-marker{
  display:none;
}
.page-contact .addr-details summary::after{
  content:"▾";
  margin-left:8px;
  color:var(--c-clay);
  font-size:14px;
}
.page-contact .addr-details[open] summary::after{
  content:"▴";
}
.page-contact .addr-pin{
  display:inline-block;
  vertical-align:-2px;
  margin-right:6px;
}
.page-contact .addr-hint{
  font-size:13px;
  line-height:1.6;
  color:var(--c-rock);
  background:var(--c-paper);
  border-left:4px solid var(--c-clay);
  padding:10px 12px;
  margin:10px 0 0;
}

/* 分工列表 */
.page-contact .routing-list{
  list-style:none;
  margin:0;
  padding:0;
  border-top:2px solid var(--c-rock);
}
.page-contact .routing-row{
  display:grid;
  gap:10px;
  padding:16px 0;
  border-bottom:2px solid var(--c-rock);
  min-width:0;
}
.page-contact .route-tag{
  justify-self:start;
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:700;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:#FFFFFF;
  border:2px solid var(--c-night);
  border-radius:var(--radius);
  padding:3px 10px;
}
.page-contact .route-tag.tag-mail{
  background:var(--c-red);
  border-color:var(--c-red-deep);
}
.page-contact .route-tag.tag-phone{
  background:var(--c-steel);
}
.page-contact .route-tag.tag-addr{
  background:var(--c-clay);
  border-color:#8E4630;
}
.page-contact .routing-body{
  min-width:0;
}
.page-contact .routing-title{
  font-size:17px;
  font-weight:700;
  line-height:1.35;
  color:var(--c-night);
  margin:0 0 6px;
}
.page-contact .routing-text{
  font-size:15px;
  line-height:1.65;
  color:var(--c-rock);
  margin:0;
  max-width:62ch;
}
.page-contact .routing-warning{
  margin:18px 0 0;
  background:var(--c-paper);
  border:2px solid var(--c-rock);
  border-radius:var(--radius);
  padding:12px 14px;
  font-size:14px;
  line-height:1.6;
  color:var(--c-rock);
}
.page-contact .routing-warning .mono{
  display:inline-block;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.12em;
  color:var(--c-night);
  background:var(--c-lime);
  border-radius:var(--radius);
  padding:2px 8px;
  margin-right:8px;
}

/* 模板 */
.page-contact .template-wrap{
  display:grid;
  gap:18px;
  min-width:0;
}
.page-contact .template-panel{
  background:var(--c-paper);
  border:3px solid var(--c-rock);
  border-radius:var(--radius);
  box-shadow:var(--shadow-hard);
  padding:16px;
  min-width:0;
}
.page-contact .template-head{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--c-rock);
  margin:0 0 10px;
  padding-bottom:10px;
  border-bottom:2px solid var(--c-rock);
}
.page-contact .template-pre{
  margin:0;
  font-family:var(--font-mono);
  font-size:13px;
  line-height:1.85;
  color:var(--c-night);
  white-space:pre-wrap;
  overflow-wrap:anywhere;
  user-select:all;
}
.page-contact .template-tips{
  list-style:none;
  margin:14px 0 0;
  padding:14px 0 0;
  border-top:2px dashed var(--c-cement);
  display:grid;
  gap:8px;
}
.page-contact .template-tips li{
  position:relative;
  padding-left:18px;
  font-size:14px;
  line-height:1.6;
  color:var(--c-rock);
}
.page-contact .template-tips li::before{
  content:"";
  position:absolute;
  left:0;
  top:8px;
  width:8px;
  height:8px;
  background:var(--c-red);
}
.page-contact .template-side{
  margin:0;
  border:3px solid var(--c-steel);
  border-radius:var(--radius);
  box-shadow:var(--shadow-hard);
  overflow:hidden;
  background:var(--c-night);
}
.page-contact .template-side img{
  display:block;
  width:100%;
  height:auto;
  aspect-ratio:3/2;
  object-fit:cover;
}

/* 时效 */
.page-contact .sla-grid{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:0;
  border:3px solid var(--c-night);
  border-radius:var(--radius);
  box-shadow:var(--shadow-hard);
  overflow:hidden;
}
.page-contact .sla-grid li{
  background:var(--c-night);
  padding:16px;
  border-bottom:2px solid var(--c-steel);
}
.page-contact .sla-grid li:last-child{
  border-bottom:none;
}
.page-contact .sla-num{
  font-family:var(--font-mono);
  font-size:clamp(18px,4.2vw,24px);
  font-weight:700;
  letter-spacing:.02em;
  color:var(--c-lime);
  margin:0 0 6px;
}
.page-contact .sla-label{
  font-size:13px;
  line-height:1.55;
  color:var(--c-mist);
  margin:0;
}
.page-contact .sla-note{
  font-size:15px;
  line-height:1.65;
  color:var(--c-rock);
  margin:16px 0 0;
  max-width:62ch;
}

/* 纠错与合作 */
.page-contact .correction-grid{
  display:grid;
  gap:16px;
  min-width:0;
}
.page-contact .corr-card{
  background:var(--c-bone);
  border:2px solid var(--c-rock);
  border-top:8px solid var(--c-red);
  border-radius:var(--radius);
  box-shadow:var(--shadow-hard);
  padding:18px 16px;
  min-width:0;
}
.page-contact .corr-card.is-partner{
  border-top-color:var(--c-clay);
}
.page-contact .corr-tag{
  font-family:var(--font-mono);
  font-size:12px;
  font-weight:700;
  letter-spacing:.12em;
  color:var(--c-night);
  background:var(--c-paper);
  border:2px solid var(--c-rock);
  border-radius:var(--radius);
  padding:3px 10px;
  display:inline-block;
  margin:0 0 12px;
}
.page-contact .corr-text{
  font-size:15px;
  line-height:1.7;
  color:var(--c-rock);
  margin:0 0 10px;
}
.page-contact .corr-text:last-child{
  margin-bottom:0;
}

/* 相关页面 */
.page-contact .contact-next{
  border-top:3px solid var(--c-rock);
  padding-top:22px;
}
.page-contact .next-title{
  font-family:var(--font-narrow);
  font-weight:900;
  font-size:20px;
  color:var(--c-rock);
  margin:0 0 12px;
  transform:skewX(-2deg);
  transform-origin:left bottom;
}
.page-contact .next-list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:10px;
}
.page-contact .next-list li{
  border-bottom:2px solid var(--c-paper);
  padding-bottom:10px;
}
.page-contact .next-list a{
  color:var(--c-steel);
  font-size:15px;
  text-decoration:none;
  border-bottom:2px solid var(--c-lime);
}

/* 动效 */
@media (prefers-reduced-motion: no-preference){
  .page-contact .channel-card{
    transition:transform .18s ease, box-shadow .18s ease;
  }
  .page-contact .channel-card:hover{
    transform:translate(2px,2px);
    box-shadow:3px 3px 0 var(--c-rock);
  }
}

/* 窄屏微调 */
@media (max-width:520px){
  .page-contact .channel-card{
    box-shadow:4px 4px 0 var(--c-rock);
    padding:14px 14px 14px 16px;
  }
  .page-contact .template-panel,
  .page-contact .corr-card{
    box-shadow:4px 4px 0 var(--c-rock);
  }
}

/* 中等屏 */
@media (min-width:700px){
  .page-contact .routing-row{
    grid-template-columns:110px minmax(0,1fr);
    align-items:start;
    gap:18px;
    padding:18px 0;
  }
  .page-contact .route-tag{
    justify-self:end;
  }
  .page-contact .sla-grid li{
    display:grid;
    grid-template-columns:200px minmax(0,1fr);
    align-items:baseline;
    gap:18px;
    padding:18px 20px;
  }
  .page-contact .sla-num{
    margin:0;
  }
  .page-contact .next-list{
    grid-template-columns:1fr 1fr;
    gap:10px 24px;
  }
}

/* 桌面：左侧索引轨 + 主内容 */
@media (min-width:980px){
  .page-contact .contact-hero{
    grid-template-columns:minmax(0,1.35fr) minmax(0,.85fr);
    align-items:start;
    gap:32px;
    padding:16px 0 36px;
  }
  .page-contact .contact-hero-side{
    padding:20px 20px 20px 22px;
  }
  .page-contact .contact-body{
    grid-template-columns:200px minmax(0,1fr);
    gap:44px;
    padding-top:36px;
  }
  .page-contact .contact-rail{
    display:block;
    position:sticky;
    top:128px;
    align-self:start;
  }
  .page-contact .rail-title{
    font-family:var(--font-mono);
    font-size:11px;
    letter-spacing:.14em;
    text-transform:uppercase;
    color:var(--c-cement);
    margin:0 0 10px;
    padding-bottom:8px;
    border-bottom:2px solid var(--c-rock);
  }
  .page-contact .contact-rail-list{
    list-style:none;
    margin:0;
    padding:0;
    display:grid;
    gap:2px;
  }
  .page-contact .contact-rail-list .rail-link{
    display:block;
    padding:8px 10px;
    font-size:14px;
    color:var(--c-rock);
    text-decoration:none;
    border-left:3px solid var(--c-paper);
    transition:color .18s ease, border-color .18s ease, background .18s ease;
  }
  .page-contact .contact-rail-list .rail-link:hover{
    border-left-color:var(--c-cement);
    background:var(--c-paper);
  }
  .page-contact .contact-rail-list .rail-link[aria-current="true"]{
    color:#FFFFFF;
    background:var(--c-red);
    border-left-color:var(--c-red-deep);
  }
  .page-contact .template-wrap{
    grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
    align-items:start;
    gap:24px;
  }
  .page-contact .correction-grid{
    grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);
    align-items:start;
    gap:20px;
  }
}

/* 焦点可见 */
.page-contact a:focus-visible,
.page-contact summary:focus-visible,
.page-contact .rail-link:focus-visible{
  outline:2px solid var(--c-lime);
  outline-offset:2px;
}
<<<END>>>