.page-contact{
  --ct-line: rgba(247, 247, 245, 0.13);
  --ct-surface: rgba(27, 42, 85, 0.45);
  --ct-surface-2: rgba(27, 42, 85, 0.78);
  display: block;
  padding-bottom: clamp(2.4rem, 6vw, 5rem);
  font-family: var(--font-body);
  color: var(--text-body);
}

.page-contact img{
  max-width: 100%;
  height: auto;
  display: block;
}

.page-contact .eyebrow{
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--coral-soft);
  margin: 0 0 0.4rem;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero{
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.6rem, 4vw, 2.8rem);
  align-items: center;
  padding-block: clamp(1.1rem, 3vw, 2rem) clamp(2rem, 5vw, 3.2rem);
}

.page-contact .ct-hero__copy h1{
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.9rem, 5vw, 3.2rem);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--snow);
  margin: 0 0 1rem;
}

.page-contact .ct-lead{
  font-size: clamp(1rem, 1.15vw, 1.1rem);
  line-height: 1.8;
  max-width: 58ch;
  margin: 0;
  color: var(--text-body);
}

.page-contact .ct-quick{
  list-style: none;
  margin: 1.6rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.page-contact .ct-quick li{
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.72rem 0.95rem;
  border: 1px solid var(--ct-line);
  border-radius: var(--r-sm);
  background: linear-gradient(180deg, var(--ct-surface-2), rgba(16, 26, 58, 0.55));
}

.page-contact .ct-quick__k{
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--gray);
}

.page-contact .ct-quick__v{
  font-family: var(--font-mono);
  font-size: 0.92rem;
  color: var(--snow);
  word-break: break-word;
}

.page-contact .ct-hero__visual{
  position: relative;
  margin: 0;
}

.page-contact .ct-hero__visual .media{
  border-radius: var(--r-lg);
}

.page-contact .ct-hero__visual::before{
  content: "";
  position: absolute;
  top: -0.7rem;
  right: 1.1rem;
  width: clamp(64px, 20%, 128px);
  height: 6px;
  border-radius: var(--pill);
  background: linear-gradient(90deg, var(--coral), var(--butter) 52%, var(--barley));
}

.page-contact .ct-badge{
  position: absolute;
  left: 0.6rem;
  bottom: 2rem;
  z-index: 2;
}

/* ---------- 分类 + 通道卡片 ---------- */
.page-contact .ct-board{
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.2rem, 3vw, 2.4rem);
  padding-block: clamp(1.6rem, 4vw, 2.6rem);
}

.page-contact .ct-board__rail{
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  padding: clamp(1rem, 2.6vw, 1.4rem);
  border: 1px solid var(--ct-line);
  border-radius: var(--r-lg);
  background: var(--ct-surface);
}

.page-contact .ct-board__title{
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.15rem, 2vw, 1.4rem);
  color: var(--snow);
  margin: 0;
}

.page-contact .ct-board__note{
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--gray);
}

.page-contact .ct-filters{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(122px, 1fr));
  gap: 0.5rem;
  margin-top: 0.3rem;
}

.page-contact .ct-filters .filter-btn{
  width: 100%;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.page-contact .ct-filters .filter-btn[aria-pressed="true"]{
  background: var(--coral);
  border-color: var(--coral);
  color: var(--ink-deep);
  font-weight: 700;
}

.page-contact .ct-cards{
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(0.9rem, 2vw, 1.3rem);
}

.page-contact .ct-route{
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: clamp(1.1rem, 2.4vw, 1.5rem);
  border-radius: var(--r-lg);
}

.page-contact .ct-route__idx{
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--coral);
}

.page-contact .ct-route__title{
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.05rem, 1.9vw, 1.28rem);
  color: var(--snow);
  margin: 0;
}

.page-contact .ct-route__text{
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.78;
  color: var(--text-body);
}

.page-contact .ct-route__link-row{
  margin: 0;
}

.page-contact .ct-route__link{
  font-size: 0.88rem;
  color: var(--coral-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 179, 158, 0.4);
}

.page-contact .ct-route__link:hover,
.page-contact .ct-route__link:focus-visible{
  color: var(--snow);
  border-bottom-color: var(--snow);
}

.page-contact .ct-route__chan{
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 0.85rem;
  margin: auto 0 0;
  padding-top: 0.8rem;
  border-top: 1px dashed var(--edge-strong);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--gray);
}

.page-contact .ct-route__chan b{
  font-weight: 600;
  color: var(--snow);
  word-break: break-all;
}

/* ---------- 联系方式 ---------- */
.page-contact .ct-reach{
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.2rem, 3vw, 2.2rem);
  padding-block: clamp(1.6rem, 4vw, 2.8rem);
}

.page-contact .ct-reach__card{
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  padding: clamp(1.2rem, 3vw, 1.9rem);
  border: 1px solid var(--ct-line);
  border-radius: var(--r-lg);
  background: linear-gradient(160deg, #1b2a55, #101a3a 72%);
  box-shadow: var(--shadow);
}

.page-contact .ct-reach__title{
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.35rem, 2.5vw, 1.9rem);
  color: var(--snow);
  margin: 0 0 0.3rem;
}

.page-contact .ct-rows{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.95rem;
}

.page-contact .ct-rows li{
  display: grid;
  gap: 0.28rem;
  padding-bottom: 0.95rem;
  border-bottom: 1px solid var(--ct-line);
}

.page-contact .ct-rows li:last-child{
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .ct-rows__k{
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--gray);
}

.page-contact .ct-rows__v{
  font-family: var(--font-mono);
  font-size: clamp(0.95rem, 1.6vw, 1.08rem);
  color: var(--snow);
  word-break: break-word;
  line-height: 1.5;
}

.page-contact .ct-rows__n{
  font-size: 0.87rem;
  line-height: 1.65;
  color: var(--gray);
}

.page-contact .ct-reach__map{
  margin: 0;
  align-self: start;
}

.page-contact .ct-reach__map .media{
  border-radius: var(--r-lg);
  border: 1px solid var(--ct-line);
}

/* ---------- 处理步骤 ---------- */
.page-contact .ct-steps{
  padding-block: clamp(1.6rem, 4vw, 2.6rem);
}

.page-contact .ct-head{
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-bottom: 1.3rem;
}

.page-contact .ct-head h2{
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.4rem, 2.8vw, 2rem);
  line-height: 1.25;
  color: var(--snow);
  margin: 0;
}

.page-contact .ct-head p{
  margin: 0;
  max-width: 62ch;
  line-height: 1.75;
  color: var(--gray);
}

.page-contact .ct-steps__list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.9rem;
}

.page-contact .ct-step{
  position: relative;
  padding: 1.1rem 1.1rem 1.2rem;
  border: 1px solid var(--ct-line);
  border-radius: var(--r-md);
  background: var(--ct-surface);
  overflow: hidden;
}

.page-contact .ct-step::before{
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--coral), var(--butter) 60%, var(--barley));
  opacity: 0.85;
}

.page-contact .ct-step__num{
  display: block;
  font-family: var(--font-mono);
  font-size: 1.45rem;
  font-weight: 700;
  line-height: 1;
  color: var(--coral);
  margin-bottom: 0.5rem;
}

.page-contact .ct-step__title{
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.02rem;
  color: var(--snow);
  margin: 0 0 0.35rem;
}

.page-contact .ct-step__text{
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--text-body);
}

/* ---------- 合作方向 ---------- */
.page-contact .ct-partners{
  padding-block: clamp(1.6rem, 4vw, 2.6rem);
}

.page-contact .ct-partners__grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(0.9rem, 2vw, 1.2rem);
}

.page-contact .ct-partner{
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: clamp(1.05rem, 2.4vw, 1.4rem);
  border-radius: var(--r-lg);
}

.page-contact .ct-partner .tag{
  align-self: flex-start;
}

.page-contact .ct-partner__title{
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--snow);
  margin: 0;
}

.page-contact .ct-partner__text{
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.75;
  color: var(--text-body);
}

/* ---------- 知识库引导 ---------- */
.page-contact .ct-help{
  padding-block: clamp(1.4rem, 3.6vw, 2.4rem) clamp(2rem, 5vw, 3rem);
}

.page-contact .ct-help__inner{
  padding: clamp(1.3rem, 3vw, 2.2rem);
  border: 1px solid var(--ct-line);
  border-radius: var(--r-lg);
  background: linear-gradient(140deg, rgba(79, 174, 126, 0.16), rgba(16, 26, 58, 0.92) 58%);
}

.page-contact .ct-help__copy h2{
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.3rem, 2.6vw, 1.85rem);
  line-height: 1.3;
  color: var(--snow);
  margin: 0 0 0.5rem;
}

.page-contact .ct-help__copy p{
  margin: 0;
  max-width: 58ch;
  line-height: 1.75;
  color: var(--text-body);
}

.page-contact .ct-help__list{
  list-style: none;
  margin: 1.3rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.7rem;
}

.page-contact .ct-help__link{
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  height: 100%;
  padding: 0.95rem 1.05rem;
  border: 1px solid var(--edge-strong);
  border-radius: var(--r-md);
  background: rgba(10, 17, 48, 0.6);
  text-decoration: none;
  transition: transform 0.22s ease, border-color 0.22s ease;
}

.page-contact .ct-help__link:hover,
.page-contact .ct-help__link:focus-visible{
  transform: translateY(-3px);
  border-color: var(--coral);
}

.page-contact .ct-help__k{
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--coral-soft);
}

.page-contact .ct-help__t{
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--snow);
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px){
  .page-contact .ct-quick{
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  }
  .page-contact .ct-badge{
    left: -0.5rem;
  }
}

@media (min-width: 760px){
  .page-contact .ct-cards{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .ct-cards > :first-child{
    grid-column: 1 / -1;
  }
  .page-contact .ct-steps__list{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .ct-partners__grid{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .ct-help__list{
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 960px){
  .page-contact .ct-hero{
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }
  .page-contact .ct-reach{
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: stretch;
  }
  .page-contact .ct-partners__grid{
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1000px){
  .page-contact .ct-board{
    grid-template-columns: 250px minmax(0, 1fr);
    align-items: start;
  }
  .page-contact .ct-board__rail{
    position: sticky;
    top: 1.4rem;
  }
  .page-contact .ct-filters{
    grid-template-columns: 1fr;
  }
}

@media (min-width: 1080px){
  .page-contact .ct-steps__list{
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce){
  .page-contact .ct-help__link{
    transition: none;
  }
  .page-contact .ct-help__link:hover{
    transform: none;
  }
}