.page-contact {
  background: var(--ink);
  color: var(--paper);
  overflow-x: clip;
}

.page-contact .coop-crumb {
  padding-top: clamp(18px, 3vw, 30px);
  font-size: 13px;
}

/* ---------- 首屏 ---------- */
.page-contact .coop-hero {
  padding: clamp(18px, 3.5vw, 32px) 0 clamp(34px, 6vw, 68px);
}

.page-contact .coop-hero__inner {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

.page-contact .coop-hero__eyebrow {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--amber);
}

.page-contact .coop-hero__title {
  margin: 0 0 18px;
  font-size: clamp(30px, 5.2vw, 58px);
  line-height: 1.14;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .coop-hero__title em {
  font-style: normal;
  color: var(--orange);
}

.page-contact .coop-hero__lede {
  margin: 0 0 26px;
  max-width: 62ch;
  color: var(--paper);
  opacity: 0.86;
}

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

.page-contact .coop-hero__figure {
  position: relative;
  margin: 0;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 40px), calc(100% - 40px) 100%, 0 100%);
}

.page-contact .coop-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.06);
}

.page-contact .coop-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 42, 34, 0) 38%, rgba(11, 42, 34, 0.78) 100%);
  pointer-events: none;
}

/* ---------- 双栏骨架 ---------- */
.page-contact .coop-layout {
  display: grid;
  gap: clamp(30px, 4vw, 48px);
  padding-bottom: clamp(48px, 7vw, 90px);
}

/* ---------- 联系信息卡 ---------- */
.page-contact .contact-card {
  position: relative;
  padding: 28px 22px 22px;
  background: linear-gradient(158deg, var(--ink-2) 0%, var(--ink) 100%);
  box-shadow: inset 0 0 0 1px var(--line);
}

.page-contact .contact-card::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 36px;
  height: 36px;
  background: linear-gradient(225deg, var(--ink) 49.4%, var(--orange) 50%);
  pointer-events: none;
}

.page-contact .contact-card__label {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--amber);
}

.page-contact .contact-card__title {
  margin: 0 0 18px;
  font-size: 22px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--paper);
}

.page-contact .contact-card__list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
}

.page-contact .contact-card__list li {
  display: grid;
  gap: 5px;
  padding: 13px 0;
  border-top: 1px dashed var(--line);
}

.page-contact .contact-card__list li:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-contact .contact-card__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mature);
}

.page-contact .contact-card__val {
  font-size: 16px;
  line-height: 1.5;
  color: var(--paper);
  word-break: break-word;
}

.page-contact .contact-card__val--num {
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--orange);
}

.page-contact .contact-card__note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--paper);
  opacity: 0.7;
}

/* ---------- 章节通用 ---------- */
.page-contact .coop-section + .coop-section {
  margin-top: clamp(46px, 7vw, 88px);
}

.page-contact .coop-section__lede {
  margin: 14px 0 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--paper);
  opacity: 0.78;
}

.page-contact .coop-section__lede a {
  color: var(--amber);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 四类合作方向 ---------- */
.page-contact .dir-grid {
  margin-top: clamp(24px, 3vw, 36px);
  display: grid;
  gap: 16px;
}

.page-contact .dir-card {
  position: relative;
  background: var(--ink-2);
  box-shadow: inset 0 0 0 1px var(--line);
}

.page-contact .dir-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--orange);
  opacity: 0;
  transition: opacity 0.3s var(--ease);
}

.page-contact .dir-card[open]::before {
  opacity: 1;
}

.page-contact .dir-card__head {
  display: flex;
  align-items: baseline;
  gap: 13px;
  padding: 20px 20px;
  cursor: pointer;
  list-style: none;
  user-select: none;
}

.page-contact .dir-card__head::-webkit-details-marker {
  display: none;
}

.page-contact .dir-card__head::marker {
  content: "";
}

.page-contact .dir-card__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--orange);
  flex: none;
}

.page-contact .dir-card__name {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
}

.page-contact .dir-card__toggle {
  margin-left: auto;
  flex: none;
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1;
  color: var(--amber);
  transition: transform 0.3s var(--ease);
}

.page-contact .dir-card[open] .dir-card__toggle {
  transform: rotate(45deg);
}

.page-contact .dir-card__body {
  padding: 0 20px 22px;
  display: grid;
  gap: 14px;
}

.page-contact .dir-card__body p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--paper);
  opacity: 0.84;
}

.page-contact .dir-card__asktitle {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mature);
}

.page-contact .dir-card__ask {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--paper);
  opacity: 0.8;
}

.page-contact .dir-card__ask li {
  position: relative;
  padding-left: 18px;
}

.page-contact .dir-card__ask li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 9px;
  height: 1px;
  background: var(--orange);
}

/* ---------- 流程 ---------- */
.page-contact .flow-figure {
  margin: clamp(24px, 3vw, 34px) 0 0;
}

.page-contact .flow-figure__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  opacity: 0.88;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), calc(100% - 30px) 100%, 0 100%);
}

.page-contact .flow-figure .media__caption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mature);
}

.page-contact .flow-list {
  position: relative;
  margin: clamp(26px, 4vw, 42px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 24px;
}

.page-contact .flow-step {
  position: relative;
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
}

.page-contact .flow-step + .flow-step::before {
  content: "";
  position: absolute;
  left: 22px;
  top: -24px;
  width: 1px;
  height: 24px;
  background: repeating-linear-gradient(to bottom, var(--line) 0 5px, transparent 5px 10px);
  transform: skewX(-14deg);
  transform-origin: top center;
}

.page-contact .flow-step__dot {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  font-family: var(--font-mono);
  font-size: 17px;
  font-weight: 700;
  color: var(--band);
  background: var(--orange);
  clip-path: polygon(0 0, 100% 0, 100% 72%, 72% 100%, 0 100%);
}

.page-contact .flow-step__title {
  margin: 6px 0 8px;
  font-size: 19px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--paper);
}

.page-contact .flow-step__text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--paper);
  opacity: 0.84;
}

.page-contact .flow-step__time {
  margin: 12px 0 0;
  display: inline-block;
  padding: 5px 11px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--amber);
  box-shadow: inset 0 0 0 1px var(--line);
}

/* ---------- 申请材料 ---------- */
.page-contact .mat-grid {
  margin-top: clamp(24px, 3vw, 36px);
  display: grid;
  gap: 18px;
}

.page-contact .mat-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-contact .mat-list li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 13px 16px;
  background: var(--ink-2);
  border-left: 2px solid var(--amber);
  font-size: 15px;
  line-height: 1.65;
  color: var(--paper);
}

.page-contact .mat-list__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--orange);
}

.page-contact .mat-note {
  align-self: start;
  padding: 22px;
  background: var(--ink-2);
  box-shadow: inset 0 0 0 1px var(--line);
}

.page-contact .mat-note__title {
  margin: 0 0 12px;
  font-size: 17px;
  font-weight: 800;
  color: var(--paper);
}

.page-contact .mat-note__text {
  margin: 0 0 14px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--paper);
  opacity: 0.8;
}

.page-contact .mat-note__link {
  margin: 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper);
  opacity: 0.8;
}

.page-contact .mat-note__link a {
  color: var(--amber);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 合作生态 ---------- */
.page-contact .eco-grid {
  margin-top: clamp(24px, 3vw, 36px);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
}

.page-contact .eco-cell {
  display: grid;
  gap: 9px;
  align-content: start;
  padding: 22px 18px;
  background: var(--ink);
}

.page-contact .eco-cell__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 700;
  line-height: 1;
  color: var(--orange);
}

.page-contact .eco-cell__label {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--paper);
  opacity: 0.76;
}

.page-contact .eco-note + .eco-note {
  margin-top: 12px;
}

/* ---------- 底部收束带 ---------- */
.page-contact .coop-band {
  position: relative;
  margin-top: clamp(48px, 8vw, 96px);
  padding: clamp(40px, 6vw, 72px) 0;
  background: var(--band);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-contact .coop-band::before {
  content: "";
  position: absolute;
  inset: -20%;
  background-image: repeating-linear-gradient(
    115deg,
    rgba(30, 91, 69, 0.3) 0 1px,
    transparent 1px 26px
  );
  pointer-events: none;
}

.page-contact .coop-band__inner {
  position: relative;
  display: grid;
  justify-items: center;
  gap: 14px;
  text-align: center;
}

.page-contact .coop-band__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--amber);
}

.page-contact .coop-band__mail {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(20px, 4.4vw, 44px);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
  color: var(--orange);
  word-break: break-word;
}

.page-contact .coop-band__sub {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(13px, 1.6vw, 16px);
  line-height: 1.6;
  color: var(--paper);
  opacity: 0.8;
}

.page-contact .coop-band__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 24px;
  margin-top: 6px;
  font-size: 14px;
}

.page-contact .coop-band__links a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 3px;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-contact .coop-band__links a:hover,
.page-contact .coop-band__links a:focus-visible {
  color: var(--orange);
  border-color: var(--orange);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .dir-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }

  .page-contact .dir-card:nth-child(2) {
    margin-top: 42px;
  }

  .page-contact .eco-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .coop-hero__inner {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
  }

  .page-contact .mat-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.85fr);
    gap: 26px;
  }

  .page-contact .flow-step {
    grid-template-columns: 52px minmax(0, 1fr);
    gap: 20px;
  }

  .page-contact .flow-step__dot {
    width: 52px;
    height: 52px;
    font-size: 18px;
  }

  .page-contact .flow-step + .flow-step::before {
    left: 25px;
  }
}

@media (min-width: 1000px) {
  .page-contact .coop-layout {
    grid-template-columns: 320px minmax(0, 1fr);
    gap: clamp(32px, 4vw, 58px);
  }

  .page-contact .coop-aside {
    position: sticky;
    top: 28px;
    align-self: start;
  }
}

@media (max-width: 520px) {
  .page-contact .dir-card__head {
    padding: 17px 16px;
    gap: 10px;
  }

  .page-contact .dir-card__body {
    padding: 0 16px 18px;
  }

  .page-contact .flow-step {
    grid-template-columns: 38px minmax(0, 1fr);
    gap: 13px;
  }

  .page-contact .flow-step__dot {
    width: 38px;
    height: 38px;
    font-size: 15px;
  }

  .page-contact .flow-step + .flow-step::before {
    left: 18px;
  }

  .page-contact .mat-list li {
    grid-template-columns: 28px minmax(0, 1fr);
    padding: 12px 13px;
    font-size: 14.5px;
  }

  .page-contact .eco-cell {
    padding: 18px 14px;
  }
}
<<<END>>>