.page-contact {
  --pc-gut: clamp(16px, 4vw, 40px);
  --pc-line: rgba(90, 107, 120, .28);
  --pc-shadow: 0 16px 36px rgba(6, 47, 74, .14);
  background: var(--snow);
  color: var(--ink);
}

.page-contact a:focus-visible,
.page-contact button:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 3px;
}

.page-contact .coop-shell {
  box-sizing: border-box;
  width: 100%;
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: var(--pc-gut);
}

.page-contact .coop-shell--crumb {
  padding-top: 16px;
  padding-bottom: 6px;
}

/* ---------- 首屏 ---------- */
.page-contact .coop-hero {
  position: relative;
  overflow: hidden;
  margin-top: 10px;
  padding: 40px 0 52px;
  background: linear-gradient(118deg, var(--deep) 0%, var(--lake) 58%, #0d6ea0 100%);
  color: var(--snow);
}

.page-contact .coop-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(247, 250, 252, .22) 1px, transparent 1px);
  background-size: 20px 20px;
  opacity: .32;
  pointer-events: none;
}

.page-contact .coop-hero::after {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -46%;
  width: 78%;
  height: 180px;
  background: linear-gradient(90deg, rgba(255, 106, 43, 0), rgba(255, 106, 43, .42));
  transform: skewX(-26deg);
  pointer-events: none;
}

.page-contact .coop-hero__inner {
  position: relative;
  z-index: 1;
}

.page-contact .coop-hero__title {
  max-width: 22ch;
  margin: 10px 0 16px;
  color: var(--snow);
}

.page-contact .coop-hero__lede {
  max-width: 60ch;
  margin: 0;
  color: rgba(247, 250, 252, .88);
}

.page-contact .coop-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 34px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(247, 250, 252, .2);
  padding-top: 20px;
}

.page-contact .coop-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 14px;
  color: rgba(247, 250, 252, .82);
}

.page-contact .coop-hero__facts .data-num {
  font-family: var(--font-data);
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -.02em;
  color: var(--amber);
}

/* ---------- 首屏通栏图 ---------- */
.page-contact .coop-shot {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: var(--deep);
}

.page-contact .coop-shot img {
  display: block;
  width: 100%;
  height: clamp(220px, 40vw, 420px);
  max-width: 100%;
  object-fit: cover;
}

.page-contact .coop-shot__cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 18px var(--pc-gut) 14px;
  background: linear-gradient(to top, rgba(6, 47, 74, .94), rgba(6, 47, 74, 0));
  color: rgba(247, 250, 252, .92);
  font-size: 13px;
  line-height: 1.6;
}

@media (min-width: 1280px) {
  .page-contact .coop-shot__cap {
    padding-inline: max(var(--pc-gut), calc((100vw - var(--max)) / 2 + var(--pc-gut)));
  }
}

/* ---------- 分区通用 ---------- */
.page-contact .coop-sec {
  padding-block: 52px;
}

.page-contact .coop-sec--snow {
  background: var(--snow);
  color: var(--ink);
}

.page-contact .coop-sec--lake {
  background: var(--lake);
  color: var(--snow);
}

.page-contact .coop-sec--deep {
  background: var(--deep);
  color: var(--snow);
}

.page-contact .coop-sec--lake h2,
.page-contact .coop-sec--lake h3,
.page-contact .coop-sec--deep h2,
.page-contact .coop-sec--deep h3 {
  color: var(--snow);
}

.page-contact .coop-head {
  position: relative;
  padding-left: 16px;
  margin-bottom: 22px;
}

.page-contact .coop-head::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  width: 6px;
  height: 44px;
  background: linear-gradient(180deg, var(--sun), var(--amber));
  transform: skewX(-9deg);
}

.page-contact .coop-head__sub {
  max-width: 64ch;
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--slate);
}

.page-contact .coop-sec--lake .coop-head__sub,
.page-contact .coop-sec--deep .coop-head__sub {
  color: rgba(247, 250, 252, .82);
}

/* ---------- 三种合作方式 ---------- */
.page-contact .coop-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

.page-contact .coop-ways {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-contact .coop-panel {
  position: relative;
  padding: 22px 20px 26px;
  background: #fff;
  border: 1px solid var(--pc-line);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
  filter: drop-shadow(0 10px 18px rgba(6, 47, 74, .10));
  transition: transform .24s var(--ease), filter .24s var(--ease);
  scroll-margin-top: 110px;
}

.page-contact .coop-panel:hover,
.page-contact .coop-panel:focus-within {
  transform: translateY(-4px);
  filter: drop-shadow(0 18px 28px rgba(6, 47, 74, .22));
}

.page-contact .coop-panel:target {
  transform: translateY(-4px);
  filter: drop-shadow(0 18px 28px rgba(255, 106, 43, .34));
}

.page-contact .coop-panel__index {
  margin: 0;
  font-family: var(--font-data);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--sun);
}

.page-contact .coop-panel__title {
  margin: 8px 0 10px;
  font-size: 22px;
  line-height: 1.35;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-contact .coop-panel__who {
  margin: 0 0 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate);
}

.page-contact .coop-panel__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink);
}

.page-contact .coop-panel__meta {
  display: grid;
  gap: 12px;
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--pc-line);
}

.page-contact .coop-panel__meta div {
  display: grid;
  gap: 3px;
}

.page-contact .coop-panel__meta dt {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--slate);
}

.page-contact .coop-panel__meta dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink);
}

@media (min-width: 960px) {
  .page-contact .coop-ways {
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
  }

  .page-contact .coop-panel {
    padding: 26px 24px 30px;
  }

  .page-contact .coop-panel:nth-child(1) {
    grid-column: span 4;
  }

  .page-contact .coop-panel:nth-child(2) {
    grid-column: span 2;
  }

  .page-contact .coop-panel:nth-child(3) {
    grid-column: span 6;
  }

  .page-contact .coop-panel:nth-child(3) .coop-panel__meta {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }
}

/* ---------- 四步流程 ---------- */
.page-contact .coop-steps {
  display: grid;
  gap: 14px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .coop-step {
  padding: 20px 18px 22px;
  background: rgba(247, 250, 252, .08);
  border-top: 3px solid var(--amber);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}

.page-contact .coop-step__n {
  margin: 0;
  font-family: var(--font-data);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -.01em;
  color: var(--amber);
}

.page-contact .coop-step__title {
  margin: 8px 0 10px;
  font-size: 19px;
  line-height: 1.4;
  color: var(--snow);
}

.page-contact .coop-step__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(247, 250, 252, .86);
}

.page-contact .coop-step__time {
  margin: 14px 0 0;
  padding-top: 10px;
  border-top: 1px solid rgba(247, 250, 252, .22);
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--neon);
}

.page-contact .coop-flowfig {
  margin: 34px 0 0;
}

.page-contact .coop-flowfig img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--line-dark);
}

@media (min-width: 900px) {
  .page-contact .coop-steps {
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    align-items: start;
  }

  .page-contact .coop-steps > li:nth-child(2) {
    margin-top: 24px;
  }

  .page-contact .coop-steps > li:nth-child(3) {
    margin-top: 48px;
  }

  .page-contact .coop-steps > li:nth-child(4) {
    margin-top: 72px;
  }

  .page-contact .coop-flowfig {
    margin-top: 44px;
  }
}

/* ---------- 资料清单 ---------- */
.page-contact .coop-checklist {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .coop-check {
  display: flex;
  gap: 14px;
  padding: 16px 18px;
  background: #fff;
  border: 1px solid var(--pc-line);
  transition: border-color .22s var(--ease), box-shadow .22s var(--ease);
}

.page-contact .coop-check:hover {
  border-color: var(--sun);
  box-shadow: 0 12px 26px rgba(255, 106, 43, .16);
}

.page-contact .coop-check__box {
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  margin-top: 4px;
  background: var(--snow);
  border: 1.5px solid var(--slate);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 6px), calc(100% - 6px) 100%, 0 100%);
  transition: border-color .22s var(--ease), background-color .22s var(--ease);
}

.page-contact .coop-check:hover .coop-check__box {
  border-color: var(--sun);
  background: rgba(255, 106, 43, .10);
}

.page-contact .coop-check__body h3 {
  margin: 0 0 6px;
  font-size: 17px;
  line-height: 1.45;
  color: var(--ink);
}

.page-contact .coop-check__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--slate);
}

@media (min-width: 800px) {
  .page-contact .coop-checklist {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .page-contact .coop-checklist > li:nth-child(5) {
    grid-column: 1 / -1;
  }
}

/* ---------- 接口字段 ---------- */
.page-contact .coop-api {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-contact .coop-api__intro h2 {
  margin: 10px 0 14px;
  color: var(--snow);
}

.page-contact .coop-api__intro p {
  margin: 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(247, 250, 252, .84);
}

.page-contact .coop-api__fields {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-dark);
}

.page-contact .coop-api__fields li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px 18px;
  padding: 12px 2px;
  border-bottom: 1px solid var(--line-dark);
  font-size: 15px;
  line-height: 1.7;
  color: rgba(247, 250, 252, .92);
}

.page-contact .coop-api__fields .mono {
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--neon);
}

@media (min-width: 900px) {
  .page-contact .coop-api {
    grid-template-columns: .85fr 1.15fr;
    gap: 48px;
    align-items: start;
  }
}

/* ---------- 联系渠道 ---------- */
.page-contact .coop-contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 24px;
}

.page-contact .coop-card {
  padding: 22px 20px 24px;
  background: var(--deep);
  color: var(--snow);
  clip-path: polygon(var(--cut) 0, 100% 0, 100% 100%, 0 100%, 0 var(--cut));
}

.page-contact .coop-card__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--amber);
}

.page-contact .coop-card__value {
  margin: 12px 0 12px;
  font-family: var(--font-data);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: -.01em;
  color: var(--snow);
  word-break: break-word;
}

.page-contact .coop-card--addr .coop-card__value {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.7;
}

.page-contact .coop-card__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.8;
  color: rgba(247, 250, 252, .78);
}

.page-contact .coop-contact__hours {
  margin: 22px 0 0;
  padding-left: 14px;
  border-left: 3px solid var(--sun);
  font-size: 14px;
  line-height: 1.8;
  color: var(--slate);
}

@media (min-width: 860px) {
  .page-contact .coop-contact__grid {
    grid-template-columns: 1.15fr 1fr 1.1fr;
    gap: 18px;
  }
}

/* ---------- 相关页面 ---------- */
.page-contact .coop-more {
  background: var(--snow);
  padding: 0 0 64px;
}

.page-contact .coop-more__title {
  margin: 0 0 16px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--slate);
}

.page-contact .coop-more__list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

/* ---------- 窄屏细节 ---------- */
@media (max-width: 480px) {
  .page-contact .coop-hero__facts {
    gap: 12px 22px;
  }

  .page-contact .coop-hero__facts .data-num {
    font-size: 24px;
  }

  .page-contact .coop-panel__title {
    font-size: 20px;
  }

  .page-contact .coop-step__n {
    font-size: 22px;
  }
}
<<<END>>>