.page-contact{
  --coop-line: var(--ink-700);
  --coop-card: var(--ink-800);
  position: relative;
  isolation: isolate;
  overflow-x: clip;
  padding-bottom: clamp(40px, 7vw, 88px);
}

.page-contact .coop-glow{
  position: absolute;
  inset: 0 0 auto;
  height: min(760px, 88vh);
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(58% 52% at 82% 4%, rgba(34,224,214,.17), transparent 72%),
    radial-gradient(46% 44% at 6% 0%, rgba(255,122,47,.11), transparent 70%);
}

.page-contact .breadcrumbs{
  padding-top: clamp(16px, 3vw, 28px);
}

/* ---------- 首屏 ---------- */
.page-contact .coop-hero{
  padding-block: clamp(18px, 3vw, 36px) clamp(48px, 8vw, 96px);
}

.page-contact .coop-hero__grid{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 5vw, 56px);
  align-items: start;
}

@media (min-width: 960px){
  .page-contact .coop-hero__grid{
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }
}

.page-contact .coop-hero__lede{
  margin-top: 18px;
  max-width: 46ch;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.78;
  color: var(--text-soft);
}

.page-contact .coop-hero__actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .coop-hero__stats{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  border: 1px solid var(--coop-line);
  border-radius: var(--radius-lg);
  background: var(--coop-line);
  overflow: hidden;
}

.page-contact .coop-hero__stats li{
  background: var(--coop-card);
  padding: 16px 20px;
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.page-contact .coop-hero__stat-num{
  flex: 0 0 auto;
  min-width: 3.2ch;
  font-family: var(--mono);
  font-size: clamp(26px, 4.4vw, 36px);
  line-height: 1;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

.page-contact .coop-hero__stat-num small{
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--cyan-deep);
  margin-left: 3px;
}

.page-contact .coop-hero__stat-label{
  font-size: 14px;
  line-height: 1.5;
  color: var(--muted);
}

/* ---------- 章节头 ---------- */
.page-contact .coop-head{
  max-width: 780px;
  margin-bottom: clamp(26px, 4vw, 46px);
}

.page-contact .coop-head .note{
  margin-top: 14px;
}

.page-contact .coop-head--center{
  margin-inline: auto;
  text-align: center;
}

/* ---------- 四类合作方向 ---------- */
.page-contact .coop-tracks__grid{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

@media (min-width: 720px){
  .page-contact .coop-tracks__grid{
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
}

.page-contact .coop-track{
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 26px 24px 22px;
  border-radius: var(--radius-lg);
}

.page-contact .coop-track__num{
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-contact .coop-track__title{
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(19px, 2.2vw, 22px);
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-contact .coop-track__text{
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-contact .coop-track__tags{
  list-style: none;
  margin: auto 0 0;
  padding: 8px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .coop-tracks__link{
  display: none;
  width: 100%;
  height: clamp(56px, 7vw, 92px);
  margin-top: 6px;
}

@media (min-width: 960px){
  .page-contact .coop-tracks__link{
    display: block;
  }
}

.page-contact .coop-tracks__figure{
  margin: clamp(24px, 4vw, 40px) 0 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--coop-line);
}

.page-contact .coop-tracks__figure img{
  display: block;
  width: 100%;
  height: clamp(200px, 30vw, 380px);
  object-fit: cover;
}

/* ---------- 合作方适配 ---------- */
.page-contact .coop-fit__tablist{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.page-contact .coop-fit__panel{
  padding: clamp(22px, 3vw, 32px);
  border: 1px solid var(--coop-line);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(13,23,48,.96), rgba(6,11,24,.98));
}

.page-contact .coop-fit__facts{
  margin: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

@media (min-width: 760px){
  .page-contact .coop-fit__facts{
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 28px;
  }
}

.page-contact .coop-fit__facts dt{
  margin-bottom: 8px;
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .coop-fit__facts dd{
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-soft);
}

/* ---------- 对接流程 ---------- */
.page-contact .coop-flow__list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

@media (min-width: 900px){
  .page-contact .coop-flow__list{
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 16px;
  }
}

.page-contact .coop-flow__step{
  position: relative;
  padding: 22px 20px 24px;
  border: 1px solid var(--coop-line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(13,23,48,.98), rgba(6,11,24,.96));
  transition: border-color .22s ease, transform .22s ease;
}

.page-contact .coop-flow__step:hover{
  border-color: var(--cyan);
  transform: translateY(-3px);
}

.page-contact .coop-flow__num{
  display: block;
  font-family: var(--mono);
  font-size: 22px;
  line-height: 1;
  color: var(--cyan);
  letter-spacing: .04em;
  font-variant-numeric: tabular-nums;
}

.page-contact .coop-flow__title{
  margin: 12px 0 8px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text);
}

.page-contact .coop-flow__text{
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

@media (min-width: 900px){
  .page-contact .coop-flow__step::after{
    content: "";
    position: absolute;
    top: 40px;
    right: -16px;
    width: 16px;
    height: 1px;
    background: linear-gradient(90deg, var(--cyan), rgba(34,224,214,0));
  }

  .page-contact .coop-flow__step:last-child::after{
    display: none;
  }
}

/* ---------- 技术支持 ---------- */
.page-contact .coop-support__grid{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

@media (min-width: 880px){
  .page-contact .coop-support__grid{
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    gap: 44px;
  }
}

.page-contact .coop-support__copy p{
  max-width: 58ch;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-contact .coop-support__list{
  list-style: none;
  margin: 20px 0 24px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .coop-support__list li{
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-soft);
}

.page-contact .coop-support__list li::before{
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 3px rgba(34,224,214,.16);
}

.page-contact .coop-support__card{
  padding: 26px 24px;
  border-radius: var(--radius-lg);
}

.page-contact .coop-support__key{
  margin: 8px 0 12px;
  font-family: var(--mono);
  font-size: clamp(26px, 4vw, 38px);
  line-height: 1.1;
  letter-spacing: .06em;
  color: var(--orange);
}

/* ---------- 联系方式 ---------- */
.page-contact .coop-contact__inner{
  max-width: 760px;
  margin-inline: auto;
}

.page-contact .coop-contact__panel{
  padding: clamp(22px, 3vw, 34px);
  border-radius: var(--radius-xl);
}

.page-contact .coop-contact__list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}

.page-contact .coop-contact__item{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 18px 0;
  border-bottom: 1px solid var(--coop-line);
}

.page-contact .coop-contact__item:first-child{
  padding-top: 0;
}

.page-contact .coop-contact__item:last-child{
  padding-bottom: 0;
  border-bottom: 0;
}

@media (min-width: 560px){
  .page-contact .coop-contact__item{
    grid-template-columns: 128px minmax(0, 1fr);
    align-items: baseline;
    gap: 20px;
  }
}

.page-contact .coop-contact__value{
  font-family: var(--mono);
  font-size: clamp(16px, 2vw, 20px);
  line-height: 1.5;
  color: var(--text);
  font-variant-numeric: tabular-nums;
  word-break: break-word;
}

.page-contact .coop-contact__value--text{
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.7;
}

/* ---------- 区域服务 ---------- */
.page-contact .coop-region__grid{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  align-items: center;
}

@media (min-width: 900px){
  .page-contact .coop-region__grid{
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 52px;
  }
}

.page-contact .coop-region__copy p{
  max-width: 56ch;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-contact .coop-region__actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-contact .coop-region__media{
  margin: 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--coop-line);
}

.page-contact .coop-region__media img{
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

@media (prefers-reduced-motion: reduce){
  .page-contact .coop-flow__step{
    transition: none;
  }

  .page-contact .coop-flow__step:hover{
    transform: none;
  }
}
<<<END>>>