.page-contact{
  --ct-paper-line: rgba(7, 17, 28, 0.16);
  --ct-line-ink: rgba(7, 17, 28, 0.22);
  --ct-text-soft: rgba(242, 232, 213, 0.76);
  display: block;
  color: var(--paper);
  font-family: var(--font-body);
  background:
    radial-gradient(112% 68% at 4% -6%, rgba(18, 49, 77, 0.92), rgba(11, 26, 42, 0) 62%),
    var(--ink-800);
  overflow-x: hidden;
}

.page-contact .ct-crumb-row{
  padding-top: clamp(1rem, 2.2vw, 1.6rem);
}
.page-contact .crumb__list{
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
}
.page-contact .crumb__link{
  color: var(--mist);
  text-decoration: none;
}
.page-contact .crumb__link:hover,
.page-contact .crumb__link:focus-visible{
  color: var(--gold);
}
.page-contact .crumb__current{
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero{
  display: grid;
  gap: clamp(1.6rem, 4vw, 3rem);
  padding-top: clamp(1.4rem, 3vw, 2.6rem);
  padding-bottom: clamp(1.8rem, 4vw, 3rem);
}
.page-contact .ct-hero__title{
  margin: 0.65rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.1rem, 7.2vw, 4.1rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--paper-hi);
}
.page-contact .ct-accent{
  display: block;
  color: var(--gold);
}
.page-contact .ct-hero__lede{
  margin: 1.1rem 0 0;
  max-width: 35em;
  font-size: clamp(0.98rem, 1.5vw, 1.08rem);
  line-height: 1.85;
  color: var(--ct-text-soft);
}
.page-contact .ct-hero__actions{
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.5rem;
}
.page-contact .ct-hero__facts{
  list-style: none;
  margin: 1.9rem 0 0;
  padding: 1.1rem 0 0;
  display: grid;
  gap: 0.95rem;
  border-top: 1px solid var(--line-soft);
}
.page-contact .ct-fact__val{
  display: block;
  font-family: var(--font-mono);
  font-size: 1.04rem;
  letter-spacing: 0.05em;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}
.page-contact .ct-fact__label{
  display: block;
  margin-top: 0.28rem;
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--mist);
}
.page-contact .ct-hero__figure{
  margin: 0;
  align-self: start;
}
.page-contact .ct-hero__figure .figure__media{
  border: 1px solid var(--line);
}

/* ---------- 章节索引 ---------- */
.page-contact .ct-index{
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.1rem;
  padding: 0.75rem 0;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.09em;
}
.page-contact .ct-index__link{
  color: var(--mist);
  text-decoration: none;
  padding-bottom: 0.1rem;
  border-bottom: 1px solid transparent;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}
.page-contact .ct-index__link:hover,
.page-contact .ct-index__link:focus-visible{
  color: var(--paper-hi);
  border-bottom-color: var(--line-gold);
}
.page-contact .ct-index__link[aria-current="true"]{
  color: var(--gold);
  border-bottom-color: var(--cinnabar);
}

/* ---------- 章节壳 ---------- */
.page-contact .ct-sec{
  padding: clamp(2.2rem, 5vw, 3.8rem) 0;
  border-top: 1px solid var(--line-soft);
}
.page-contact .ct-sec > .wrap{
  display: block;
}
.page-contact .ct-head{
  margin-bottom: clamp(1.4rem, 3vw, 2.2rem);
}
.page-contact .ct-head .h2{
  margin: 0.55rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.55rem, 3.6vw, 2.25rem);
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--paper-hi);
}
.page-contact .ct-head .lede{
  margin: 0.85rem 0 0;
  max-width: 40em;
  line-height: 1.85;
  color: var(--ct-text-soft);
}
.page-contact .ct-inline{
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold);
}
.page-contact .ct-inline:hover,
.page-contact .ct-inline:focus-visible{
  color: var(--paper-hi);
}

/* ---------- 联系渠道 ---------- */
.page-contact .ct-channels{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.page-contact .ct-channel{
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: clamp(1.05rem, 2.6vw, 1.6rem);
  background: linear-gradient(180deg, rgba(18, 49, 77, 0.42), rgba(7, 17, 28, 0.55));
}
.page-contact .ct-channel__key{
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--mist);
}
.page-contact .ct-channel__main{
  font-family: var(--font-mono);
  font-size: clamp(1.04rem, 2.1vw, 1.3rem);
  letter-spacing: 0.01em;
  color: var(--paper-hi);
  text-decoration: none;
  font-variant-numeric: tabular-nums;
  word-break: break-word;
  line-height: 1.45;
}
.page-contact .ct-channel__main--mail{
  font-size: clamp(0.9rem, 1.7vw, 1.02rem);
}
.page-contact a.ct-channel__main:hover,
.page-contact a.ct-channel__main:focus-visible{
  color: var(--gold);
}
.page-contact .ct-channel__note{
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.78;
  color: var(--ct-text-soft);
}
.page-contact .ct-copy{
  align-self: flex-start;
  margin-top: 0.15rem;
  padding: 0.36rem 0.85rem;
  font-size: 0.78rem;
}

/* ---------- 合作类型 ---------- */
.page-contact .ct-kinds{
  display: grid;
  gap: clamp(0.8rem, 2vw, 1.15rem);
}
.page-contact .ct-kind{
  position: relative;
  padding: clamp(1.05rem, 2.6vw, 1.7rem);
  border: 1px solid var(--line);
  border-top: 2px solid var(--line-gold);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(18, 49, 77, 0.5), rgba(7, 17, 28, 0.4));
  box-shadow: 0 14px 26px -24px rgba(0, 0, 0, 0.9);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}
.page-contact .ct-kind:hover{
  transform: translateY(-2px);
  border-color: var(--line-gold);
}
.page-contact .ct-kind__num{
  position: absolute;
  top: 0.85rem;
  right: 1.05rem;
  font-family: var(--font-mono);
  font-size: 1.65rem;
  line-height: 1;
  color: rgba(201, 162, 75, 0.32);
  font-variant-numeric: tabular-nums;
}
.page-contact .ct-kind .h3{
  margin: 0;
  padding-right: 2.4rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.14rem;
  letter-spacing: 0.01em;
  color: var(--paper-hi);
}
.page-contact .ct-kind p{
  margin: 0.6rem 0 0;
  font-size: 0.92rem;
  line-height: 1.82;
  color: var(--ct-text-soft);
}
.page-contact .ct-kind .ct-kind__fit{
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem;
  margin-top: 0.95rem;
  padding-top: 0.75rem;
  border-top: 1px dashed var(--line-soft);
  font-size: 0.84rem;
  color: var(--mist);
}

/* ---------- 咨询前准备 ---------- */
.page-contact .ct-prep{
  display: grid;
  gap: clamp(1.5rem, 3.5vw, 2.6rem);
}
.page-contact .ct-prep .h2{
  margin: 0.55rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.55rem, 3.6vw, 2.25rem);
  line-height: 1.22;
  color: var(--paper-hi);
}
.page-contact .ct-prep .lede{
  margin: 0.8rem 0 0;
  max-width: 34em;
  line-height: 1.85;
  color: var(--ct-text-soft);
}
.page-contact .ct-prep__list{
  list-style: none;
  margin: 1.3rem 0 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}
.page-contact .ct-prep__item{
  position: relative;
  padding-left: 1.5rem;
}
.page-contact .ct-prep__item::before{
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--jade);
  box-shadow: 0 0 0 3px rgba(62, 140, 126, 0.18);
}
.page-contact .ct-prep__item b{
  display: block;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--paper-hi);
}
.page-contact .ct-prep__item span{
  display: block;
  margin-top: 0.28rem;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--ct-text-soft);
}
.page-contact .ct-prep__tip{
  margin: 1.4rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid var(--line-soft);
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--mist);
}

/* 暖纸档案卡 */
.page-contact .ct-sheet{
  position: relative;
  background: var(--paper);
  color: var(--ink-text);
  border: 1px solid var(--ct-line-ink);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: clamp(1.15rem, 2.8vw, 1.9rem);
}
.page-contact .ct-sheet::before{
  content: "";
  position: absolute;
  top: -1px;
  left: clamp(1.15rem, 2.8vw, 1.9rem);
  width: 4.2rem;
  height: 3px;
  background: var(--cinnabar);
}
.page-contact .ct-sheet__tag{
  display: inline-block;
  padding: 0.22rem 0.55rem;
  background: var(--sand);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--ink-text-soft);
}
.page-contact .ct-sheet__title{
  margin: 0.75rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.2rem, 2.6vw, 1.5rem);
  line-height: 1.25;
  color: var(--ink-900);
}
.page-contact .ct-sheet__rows{
  margin: 0.9rem 0 0;
}
.page-contact .ct-sheet__row{
  display: grid;
  grid-template-columns: 3.6rem 1fr;
  gap: 0.7rem;
  padding: 0.62rem 0;
  border-bottom: 1px dashed var(--ct-paper-line);
}
.page-contact .ct-sheet__key{
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--ink-text-soft);
  padding-top: 0.16rem;
}
.page-contact .ct-sheet__val{
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--ink-text);
}
.page-contact .ct-sheet__foot{
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.1rem;
}
.page-contact .ct-sheet__btn{
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 1rem;
  background: var(--ink-800);
  color: var(--paper-hi);
  border: 1px solid var(--ink-800);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.85rem;
  cursor: pointer;
  transition: background 0.25s var(--ease), border-color 0.25s var(--ease), color 0.25s var(--ease);
}
.page-contact .ct-sheet__btn--line{
  background: transparent;
  color: var(--ink-800);
  border-color: rgba(7, 17, 28, 0.35);
}
.page-contact .ct-sheet__btn:hover,
.page-contact .ct-sheet__btn:focus-visible,
.page-contact .ct-sheet__btn[data-copied]{
  background: var(--jade);
  border-color: var(--jade);
  color: var(--paper-hi);
}
.page-contact .ct-sheet__note{
  margin: 0.85rem 0 0;
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--ink-text-soft);
}

/* ---------- 响应时间与服务范围 ---------- */
.page-contact .ct-response{
  display: grid;
  gap: clamp(1.5rem, 3.5vw, 2.6rem);
}
.page-contact .ct-response .h2{
  margin: 0.55rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.55rem, 3.6vw, 2.25rem);
  line-height: 1.22;
  color: var(--paper-hi);
}
.page-contact .ct-response .lede{
  margin: 0.8rem 0 0;
  max-width: 34em;
  line-height: 1.85;
  color: var(--ct-text-soft);
}
.page-contact .ct-steps{
  list-style: none;
  margin: 1.6rem 0 0;
  padding: 0 0 0 0.9rem;
  border-left: 1px solid var(--line-gold);
  display: grid;
}
.page-contact .ct-step{
  position: relative;
  padding: 0 0 clamp(1.1rem, 2.5vw, 1.55rem) clamp(1rem, 2.4vw, 1.5rem);
}
.page-contact .ct-step:last-child{
  padding-bottom: 0;
}
.page-contact .ct-step::before{
  content: "";
  position: absolute;
  left: -4px;
  top: 0.5rem;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold);
}
.page-contact .ct-step--key::before{
  left: -5px;
  width: 9px;
  height: 9px;
  background: var(--cinnabar);
}
.page-contact .ct-step__time{
  display: block;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}
.page-contact .ct-step__title{
  display: block;
  margin-top: 0.32rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--paper-hi);
}
.page-contact .ct-step__desc{
  margin: 0.34rem 0 0;
  font-size: 0.9rem;
  line-height: 1.82;
  color: var(--ct-text-soft);
}
.page-contact .ct-scope{
  padding: clamp(1.1rem, 2.6vw, 1.65rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(18, 49, 77, 0.62), rgba(7, 17, 28, 0.72));
}
.page-contact .ct-scope .h3{
  margin: 0.6rem 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.14rem;
  color: var(--paper-hi);
}
.page-contact .ct-scope ul{
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}
.page-contact .ct-scope li{
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.6rem;
  align-items: baseline;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--ct-text-soft);
}
.page-contact .ct-scope__note{
  margin: 1.1rem 0 0;
  padding-top: 0.9rem;
  border-top: 1px solid var(--line-soft);
  font-size: 0.84rem;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 到访与邮寄 ---------- */
.page-contact .ct-visit{
  display: grid;
  gap: clamp(1.4rem, 3.5vw, 2.4rem);
}
.page-contact .ct-visit__figure{
  margin: 0;
}
.page-contact .ct-visit__figure .figure__media{
  border: 1px solid var(--line);
}
.page-contact .ct-visit .h2{
  margin: 0.55rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.4vw, 2.1rem);
  line-height: 1.24;
  color: var(--paper-hi);
}
.page-contact .ct-visit__text{
  margin: 0.9rem 0 0;
  max-width: 36em;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--ct-text-soft);
}
.page-contact .ct-visit__meta{
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 1rem 0 0;
  border-top: 1px solid var(--line-soft);
  display: grid;
  gap: 0.6rem;
}
.page-contact .ct-visit__meta li{
  display: grid;
  grid-template-columns: 5.2rem 1fr;
  gap: 0.7rem;
  align-items: baseline;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--ct-text-soft);
}
.page-contact .ct-visit__key{
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--gold);
}

/* ---------- 结尾导流 ---------- */
.page-contact .ct-outro{
  padding: clamp(2rem, 4.5vw, 3.2rem) 0 clamp(2.4rem, 5vw, 4rem);
  border-top: 1px solid var(--line-soft);
}
.page-contact .ct-outro__grid{
  display: grid;
  gap: 0.7rem;
}
.page-contact .ct-outro__link{
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.9rem 1.05rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--paper);
  text-decoration: none;
  font-size: 0.93rem;
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease), color 0.25s var(--ease);
}
.page-contact .ct-outro__link:hover,
.page-contact .ct-outro__link:focus-visible{
  border-color: var(--line-gold);
  background: rgba(18, 49, 77, 0.55);
  color: var(--paper-hi);
}
.page-contact .ct-outro__meta{
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--mist);
}
.page-contact .ct-top{
  display: inline-flex;
  margin-top: 1.5rem;
  padding-bottom: 0.15rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold);
}
.page-contact .ct-top:hover,
.page-contact .ct-top:focus-visible{
  color: var(--paper-hi);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px){
  .page-contact .ct-hero__facts{
    grid-template-columns: repeat(3, 1fr);
    gap: 1.2rem;
  }
  .page-contact .ct-outro__grid{
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 720px){
  .page-contact .ct-kinds{
    grid-template-columns: repeat(2, 1fr);
  }
  .page-contact .ct-kind:nth-child(even){
    margin-top: 1.2rem;
  }
}

@media (min-width: 860px){
  .page-contact .ct-hero{
    grid-template-columns: 1.08fr 0.92fr;
    align-items: start;
  }
  .page-contact .ct-channels{
    grid-template-columns: repeat(3, 1fr);
  }
  .page-contact .ct-visit{
    grid-template-columns: 0.95fr 1.05fr;
    align-items: center;
  }
}

@media (min-width: 900px){
  .page-contact .ct-head--split{
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 2rem;
    align-items: end;
  }
  .page-contact .ct-head--split .lede{
    margin: 0;
    text-align: right;
  }
  .page-contact .ct-prep{
    grid-template-columns: 1.02fr 0.98fr;
    align-items: start;
  }
  .page-contact .ct-response{
    grid-template-columns: 1.1fr 0.9fr;
    align-items: start;
  }
  .page-contact .ct-sheet{
    position: sticky;
    top: 1.5rem;
  }
}

@media (prefers-reduced-motion: reduce){
  .page-contact .ct-kind,
  .page-contact .ct-outro__link,
  .page-contact .ct-index__link,
  .page-contact .ct-sheet__btn{
    transition: none;
  }
  .page-contact .ct-kind:hover{
    transform: none;
  }
}
<<<END>>>