/* ===== 合作与联系 · 页面专属样式（作用域 .page-contact） ===== */

.page-contact {
  --ct-line: rgba(20, 67, 58, .55);
  --ct-line-ink: rgba(28, 20, 16, .14);
  --ct-glass: rgba(11, 36, 32, .62);
  padding-bottom: clamp(52px, 8vw, 96px);
}

.page-contact .wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- 面包屑 ---------- */
.page-contact .ct-crumb {
  padding-top: clamp(18px, 4vw, 34px);
}
.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin: 0;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--mist);
}
.page-contact .breadcrumb__item {
  color: var(--mist);
  text-decoration: none;
}
.page-contact a.breadcrumb__item {
  border-bottom: 1px solid transparent;
  transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}
.page-contact a.breadcrumb__item:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}
.page-contact .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--grass);
}

/* ---------- 首屏框景 ---------- */
.page-contact .ct-hero {
  padding-block: clamp(18px, 3.5vw, 34px) clamp(34px, 6vw, 62px);
}
.page-contact .ct-hero__grid {
  position: relative;
  display: grid;
  gap: 28px;
  align-items: center;
  border: 1px solid var(--ct-line);
  border-radius: var(--radius);
  padding: clamp(20px, 3.4vw, 40px);
  background:
    linear-gradient(160deg, rgba(11, 36, 32, .92), rgba(6, 26, 22, .98) 62%),
    repeating-linear-gradient(90deg, rgba(20, 67, 58, .35) 0 1px, transparent 1px 120px);
}
.page-contact .ct-hero__grid::before,
.page-contact .ct-hero__grid::after {
  content: "";
  position: absolute;
  width: 12px;
  height: 12px;
  border: 2px solid var(--cyan);
  opacity: .75;
}
.page-contact .ct-hero__grid::before {
  top: -1px;
  left: -1px;
  border-right: 0;
  border-bottom: 0;
}
.page-contact .ct-hero__grid::after {
  bottom: -1px;
  right: -1px;
  border-left: 0;
  border-top: 0;
}

.page-contact .ct-hero__copy {
  min-width: 0;
}
.page-contact .ct-kicker {
  margin: 0 0 12px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--amber);
}
.page-contact .ct-hero h1 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(28px, 5vw, 52px);
  line-height: 1.06;
  letter-spacing: -.01em;
  color: var(--paper);
}
.page-contact .ct-lede {
  margin: 0;
  max-width: 46ch;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.75;
  color: var(--text-soft);
}
.page-contact .ct-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}
.page-contact .ct-hero__tag {
  padding: 5px 12px;
  border: 1px solid var(--grass);
  border-radius: 999px;
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--cyan);
}
.page-contact .ct-hero__stamp {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 20px 0 0;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--amber);
}
.page-contact .ct-hero__stamp-dot {
  width: 7px;
  height: 7px;
  flex: none;
  border-radius: 50%;
  background: var(--flare);
}
.page-contact .ct-hero__media {
  margin: 0;
  min-width: 0;
}

/* ---------- 章节头 ---------- */
.page-contact .ct-head {
  display: grid;
  gap: 8px;
  margin-bottom: clamp(20px, 3vw, 30px);
  padding-bottom: 14px;
  border-bottom: 2px solid var(--ct-line);
}
.page-contact .section__no {
  margin: 0;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--flare);
}
.page-contact .section__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3.4vw, 34px);
  line-height: 1.12;
  letter-spacing: -.01em;
  color: var(--paper);
}
.page-contact .section__desc {
  margin: 0;
  max-width: 62ch;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 目的切换 ---------- */
.page-contact .ct-purpose {
  padding-block: clamp(30px, 5vw, 52px);
}
.page-contact .ct-tabs {
  display: grid;
  gap: 18px;
}
.page-contact .ct-tabs__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 8px;
  border: 1px solid var(--ct-line);
  border-radius: 999px;
  background: var(--ct-glass);
  backdrop-filter: blur(6px);
}
.page-contact .ct-tabs__bar .tab {
  flex: 1 1 auto;
  min-width: 0;
  padding: 11px 16px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: transparent;
  color: var(--text-soft);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .04em;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}
.page-contact .ct-tabs__bar .tab:hover {
  color: var(--cyan);
  border-color: var(--grass);
}
.page-contact .ct-tabs__bar .tab.is-active {
  background: var(--cyan);
  color: var(--night);
}
.page-contact .ct-tabs__bar .tab:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}
.page-contact .ct-panel:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}
.page-contact .ct-panel__grid {
  display: grid;
  gap: 14px;
}
.page-contact .ct-panel__block {
  min-width: 0;
  border: 1px solid var(--ct-line);
  border-radius: var(--radius);
  background: rgba(6, 26, 22, .72);
  padding: 18px 18px 20px;
  transition: transform var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}
.page-contact .ct-panel__block:hover {
  transform: translateY(-2px);
  border-color: rgba(53, 230, 208, .45);
}
.page-contact .ct-panel__block--accent {
  border-left: 3px solid var(--flare);
}
.page-contact .ct-panel__block .card__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--paper);
}
.page-contact .ct-panel__block .card__meta {
  margin: 0 0 8px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--amber);
}
.page-contact .ct-panel__block .card__body p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.72;
  color: var(--text-soft);
}

/* ---------- 纠错字段 ---------- */
.page-contact .ct-fields-sec {
  padding-block: clamp(26px, 4.5vw, 46px);
}
.page-contact .ct-fields {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 1px;
  list-style: none;
  border: 1px solid var(--ct-line);
  border-radius: var(--radius);
  background: var(--ct-line);
  overflow: hidden;
}
.page-contact .ct-field {
  display: grid;
  gap: 5px;
  align-content: start;
  padding: 15px 16px 17px;
  background: var(--night-2);
}
.page-contact .ct-field__no {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--flare);
}
.page-contact .ct-field__name {
  font-family: var(--font-data);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--paper);
}
.page-contact .ct-field__hint {
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist);
}
.page-contact .ct-template {
  margin-top: 16px;
  padding: 16px 18px;
  border-left: 3px solid var(--cyan);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(53, 230, 208, .07);
}
.page-contact .ct-template__lead {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--cyan);
}
.page-contact .ct-template__body {
  margin: 0;
  font-family: var(--font-data);
  font-size: 13px;
  line-height: 1.9;
  letter-spacing: .01em;
  color: var(--text-soft);
  word-break: break-word;
}

/* ---------- 纸面合作带 ---------- */
.page-contact .ct-paperband {
  margin-block: clamp(28px, 5vw, 56px);
  padding-block: clamp(32px, 5.5vw, 60px);
  background: var(--paper);
  color: var(--ink);
  border-block: 1px solid var(--ct-line-ink);
}
.page-contact .ct-head--paper {
  border-bottom-color: var(--ct-line-ink);
}
.page-contact .ct-no--paper {
  color: var(--flare-ink);
}
.page-contact .ct-title--paper {
  color: var(--ink);
}
.page-contact .ct-desc--paper {
  color: #4A3B31;
}
.page-contact .ct-coop {
  display: grid;
  gap: 24px;
}
.page-contact .ct-coop__list {
  display: grid;
  gap: 12px;
}
.page-contact .ct-coop__item {
  padding: 16px 18px 18px;
  border: 1px solid var(--ct-line-ink);
  border-radius: var(--radius-sm);
  background: var(--paper-2);
}
.page-contact .ct-coop__idx {
  margin: 0 0 6px;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--flare-ink);
}
.page-contact .ct-coop__name {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -.005em;
  color: var(--ink);
}
.page-contact .ct-coop__text {
  margin: 0 0 10px;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.72;
  color: #3B302A;
}
.page-contact .ct-coop__need {
  margin: 0;
  padding-top: 9px;
  border-top: 1px dashed rgba(28, 20, 16, .3);
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.68;
  color: #5A4A3E;
}
.page-contact .ct-coop__media {
  margin: 0;
  min-width: 0;
}

/* ---------- 联系渠道实色块 ---------- */
.page-contact .ct-channels {
  padding-block: clamp(26px, 4.5vw, 46px);
}
.page-contact .ct-channels__shell {
  border: 1px solid var(--grass);
  border-radius: var(--radius);
  padding: clamp(20px, 3.2vw, 36px);
  background:
    radial-gradient(120% 90% at 100% 0%, rgba(53, 230, 208, .12), transparent 58%),
    var(--night-2);
  box-shadow: inset 0 1px 0 rgba(53, 230, 208, .12);
}
.page-contact .ct-channel-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-contact .ct-channel {
  display: grid;
  gap: 7px;
  padding: 16px 18px 18px;
  border: 1px solid var(--ct-line);
  border-radius: var(--radius-sm);
  background: rgba(6, 26, 22, .6);
}
.page-contact .ct-channel__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(53, 230, 208, .4);
  border-radius: 50%;
  color: var(--cyan);
}
.page-contact .ct-channel__key {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--mist);
}
.page-contact .ct-channel__value {
  font-family: var(--font-data);
  font-size: 16px;
  letter-spacing: .02em;
  color: var(--paper);
  word-break: break-word;
}
.page-contact .ct-channel__note {
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 受理边界与主体信息 ---------- */
.page-contact .ct-scope {
  padding-block: clamp(26px, 4.5vw, 46px);
}
.page-contact .ct-scope__grid {
  display: grid;
  gap: 16px;
}
.page-contact .ct-scope__card {
  min-width: 0;
  border-radius: var(--radius);
  border: 1px solid var(--ct-line-ink);
  padding: clamp(18px, 3vw, 30px);
}
.page-contact .paper__eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--flare-ink);
}
.page-contact .ct-scope__eyebrow--dark {
  color: var(--amber);
}
.page-contact .ct-scope__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.6vw, 24px);
  line-height: 1.2;
  color: var(--ink);
}
.page-contact .ct-scope__title--dark {
  color: var(--paper);
}
.page-contact .ct-scope__list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-contact .ct-scope__list li {
  position: relative;
  padding-left: 20px;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.72;
  color: #3B302A;
}
.page-contact .ct-scope__list li::before {
  content: "";
  position: absolute;
  top: .68em;
  left: 2px;
  width: 8px;
  height: 2px;
  background: var(--flare-ink);
}
.page-contact .ct-scope__card--dark {
  background: var(--night-2);
  border-color: var(--grass);
}
.page-contact .ct-scope__meta {
  display: grid;
  gap: 1px;
  margin: 0 0 16px;
  padding: 0;
  background: var(--ct-line);
  border: 1px solid var(--ct-line);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.page-contact .ct-scope__meta-row {
  display: grid;
  gap: 4px;
  padding: 12px 14px;
  background: rgba(6, 26, 22, .78);
}
.page-contact .ct-scope__meta-row dt {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--amber);
}
.page-contact .ct-scope__meta-row dd {
  margin: 0;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.68;
  color: var(--text-soft);
}
.page-contact .ct-scope__linkline {
  margin: 0;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}
.page-contact .ct-scope__linkline a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 230, 208, .45);
  transition: border-color var(--dur-fast) var(--ease);
}
.page-contact .ct-scope__linkline a:hover {
  border-bottom-color: var(--cyan);
}
.page-contact a:focus-visible,
.page-contact button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .ct-panel__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .ct-fields {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .ct-coop__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .ct-channel-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .ct-channel {
    grid-template-rows: auto auto auto 1fr;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: clamp(28px, 4vw, 52px);
    padding: clamp(28px, 3.6vw, 44px);
  }
  .page-contact .ct-coop {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .65fr);
    align-items: start;
    gap: clamp(24px, 3vw, 40px);
  }
  .page-contact .ct-scope__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: clamp(18px, 2.6vw, 30px);
  }
}

@media (min-width: 1100px) {
  .page-contact .ct-fields {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-panel__block,
  .page-contact .ct-tabs__bar .tab,
  .page-contact .ct-scope__linkline a {
    transition: none;
  }
  .page-contact .ct-panel__block:hover {
    transform: none;
  }
}
<<<END>>>