.page-contact {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  overflow-x: hidden;
}

.page-contact .crumbs {
  padding-block: 20px 0;
  font-size: 13px;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}
.page-contact .crumbs a {
  color: var(--ink-green);
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold);
  padding-bottom: 1px;
}
.page-contact .crumbs a:hover {
  color: var(--vermilion);
  border-bottom-color: var(--vermilion);
}

/* ---------- 首屏联系刊头 ---------- */
.page-contact .ct-hero {
  padding-block: clamp(24px, 4vw, 44px) clamp(28px, 5vw, 52px);
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(221, 229, 222, .55) 0%, rgba(245, 241, 230, 0) 65%);
}
.page-contact .ct-hero__grid {
  display: grid;
  gap: 24px;
}
.page-contact .ct-hero__eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--gold);
  margin: 0 0 14px;
}
.page-contact h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 7vw, 60px);
  line-height: 1.14;
  letter-spacing: .01em;
  margin: 0 0 18px;
  color: var(--ink-green);
}
.page-contact .ct-hero__lede {
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink);
  margin: 0;
}
.page-contact .ct-hero__aside {
  align-self: start;
  border-left: 3px solid var(--gold);
  padding: 4px 0 4px 18px;
  background: linear-gradient(90deg, rgba(232, 217, 168, .38), rgba(232, 217, 168, 0) 80%);
}
.page-contact .ct-hero__aside-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--muted);
  margin: 0 0 6px;
}
.page-contact .ct-hero__hours {
  font-family: var(--font-mono);
  font-size: clamp(26px, 5vw, 34px);
  font-weight: 600;
  color: var(--ink-green);
  margin: 0 0 8px;
  line-height: 1.1;
}
.page-contact .ct-hero__aside-note {
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
  margin: 0;
}

.page-contact .ct-facts {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}
.page-contact .ct-facts__item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  border-top: 1px solid var(--line-soft);
  padding-top: 12px;
}
.page-contact .ct-facts__num {
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 600;
  line-height: 1;
  color: var(--vermilion);
  flex: none;
}
.page-contact .ct-facts__label {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 通用小节标题 ---------- */
.page-contact .ct-section-head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-bottom: clamp(24px, 4vw, 40px);
  border-bottom: 1px solid var(--line-soft);
  padding-bottom: 18px;
}
.page-contact .ct-section-head__index {
  font-family: var(--font-mono);
  font-size: 40px;
  font-weight: 600;
  line-height: 1;
  color: var(--gold-pale);
  margin: 0;
  letter-spacing: .02em;
}
.page-contact .ct-section-head__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(23px, 4.2vw, 34px);
  line-height: 1.28;
  margin: 0 0 10px;
  color: var(--ink-green);
}
.page-contact .ct-section-head__body {
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
  margin: 0;
  max-width: 64ch;
}

/* ---------- 渠道卡 ---------- */
.page-contact .ct-channels {
  padding-block: clamp(36px, 6vw, 68px) clamp(30px, 5vw, 56px);
}
.page-contact .ct-channel-grid {
  display: grid;
  gap: 18px;
}
.page-contact .ct-channel {
  position: relative;
  background: var(--white);
  border: 1px solid var(--line);
  padding: 22px 20px 24px;
  box-shadow: var(--shadow-paper);
}
.page-contact .ct-channel--mail {
  border: 2px solid var(--gold);
  background: linear-gradient(170deg, var(--white) 0%, #fcf7e6 100%);
  padding: 24px 22px 26px;
}
.page-contact .ct-channel__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--ink-green);
  background: var(--gold-pale);
  padding: 3px 9px;
  margin: 0 0 12px;
}
.page-contact .ct-channel__corner {
  position: absolute;
  top: 14px;
  right: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--line-gold);
  letter-spacing: .1em;
}
.page-contact .ct-channel__title {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 900;
  margin: 0 0 12px;
  color: var(--ink-green);
  letter-spacing: .04em;
}
.page-contact .ct-channel__value {
  display: block;
  font-family: var(--font-mono);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--ink);
  text-decoration: none;
  word-break: break-all;
  margin: 0 0 12px;
}
.page-contact .ct-channel__value--mail {
  font-size: clamp(16px, 3.6vw, 21px);
  color: var(--vermilion-deep);
  border-bottom: 1px solid var(--line-gold);
  padding-bottom: 6px;
}
.page-contact .ct-channel__value--mail:hover {
  color: var(--vermilion);
  border-bottom-color: var(--vermilion);
}
.page-contact .ct-channel__value--addr {
  font-size: 15px;
  font-weight: 400;
  letter-spacing: .02em;
}
.page-contact .ct-channel__text {
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
  margin: 0;
}
.page-contact .ct-channel__btn {
  margin-top: 16px;
  display: inline-block;
}

/* ---------- 图片 ---------- */
.page-contact .ct-figure {
  margin: 30px 0 0;
}
.page-contact .ct-figure__frame {
  border: 1px solid var(--line);
  background: var(--white);
  padding: 8px;
  box-shadow: var(--shadow-paper);
}
.page-contact .ct-figure__frame img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}
.page-contact .ct-figure__caption {
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--muted);
  margin-top: 10px;
  padding-left: 10px;
  border-left: 2px solid var(--gold);
}

/* ---------- 合作类型 ---------- */
.page-contact .ct-coop {
  padding-block: clamp(34px, 5.5vw, 60px);
  background: var(--white);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.page-contact .ct-coop__layout {
  display: grid;
  gap: 28px;
}
.page-contact .coop-tabs {
  position: relative;
}
.page-contact .coop-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.page-contact .coop-tablist {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--line-soft);
  padding-bottom: 16px;
}
.page-contact .coop-tab {
  font-size: 14px;
  line-height: 1;
  padding: 11px 16px;
  border: 1px solid var(--line);
  color: var(--ink-green);
  background: var(--paper);
  cursor: pointer;
  letter-spacing: .04em;
  transition: background-color .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
}
.page-contact .coop-tab:hover {
  border-color: var(--gold);
  color: var(--vermilion-deep);
}
.page-contact .coop-radio:focus-visible ~ .coop-tablist {
  outline: 2px dashed var(--gold);
  outline-offset: 5px;
}
.page-contact #coop-reprint:checked ~ .coop-tablist label[for="coop-reprint"],
.page-contact #coop-api:checked ~ .coop-tablist label[for="coop-api"],
.page-contact #coop-media:checked ~ .coop-tablist label[for="coop-media"],
.page-contact #coop-feedback:checked ~ .coop-tablist label[for="coop-feedback"] {
  background: var(--ink-green);
  border-color: var(--ink-green);
  color: var(--paper);
}
.page-contact .coop-panel {
  display: none;
}
.page-contact #coop-reprint:checked ~ .coop-panels .coop-panel--reprint,
.page-contact #coop-api:checked ~ .coop-panels .coop-panel--api,
.page-contact #coop-media:checked ~ .coop-panels .coop-panel--media,
.page-contact #coop-feedback:checked ~ .coop-panels .coop-panel--feedback {
  display: block;
  animation: ct-fade .24s var(--ease) both;
}
@keyframes ct-fade {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}
.page-contact .coop-panel__lead {
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--ink);
  margin: 0 0 18px;
  padding-left: 14px;
  border-left: 3px solid var(--vermilion);
}
.page-contact .coop-list {
  margin: 0;
}
.page-contact .coop-list__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 13px 0;
  border-top: 1px solid var(--line-soft);
}
.page-contact .coop-list__row dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--gold);
}
.page-contact .coop-list__row dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink);
}
.page-contact .ct-figure--side {
  margin: 0;
}

/* ---------- 沟通准备清单 ---------- */
.page-contact .ct-prep {
  padding-block: clamp(36px, 6vw, 64px);
  background: var(--sage);
  border-bottom: 1px solid var(--line);
}
.page-contact .ct-section-head--tight {
  border-bottom-color: rgba(20, 24, 26, .2);
}
.page-contact .ct-steps {
  display: grid;
  gap: 0;
}
.page-contact .ct-step {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 14px;
  border-bottom: 1px solid rgba(20, 24, 26, .12);
  background: transparent;
  cursor: pointer;
  transition: background-color .18s var(--ease);
}
.page-contact .ct-step:hover {
  background: rgba(255, 255, 255, .55);
}
.page-contact .ct-step__check {
  flex: none;
  width: 18px;
  height: 18px;
  margin-top: 4px;
  accent-color: var(--ink-green);
}
.page-contact .ct-step__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 600;
  line-height: 1.2;
  color: var(--ink-green);
  min-width: 34px;
}
.page-contact .ct-step__body {
  display: block;
}
.page-contact .ct-step__title {
  display: block;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 900;
  color: var(--ink-green);
  margin-bottom: 5px;
  letter-spacing: .03em;
}
.page-contact .ct-step__text {
  display: block;
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink);
}
.page-contact .ct-step__check:checked ~ .ct-step__num {
  color: var(--vermilion);
}
.page-contact .ct-step__check:checked ~ .ct-step__body .ct-step__title {
  text-decoration: line-through;
  text-decoration-color: var(--gold);
  text-decoration-thickness: 2px;
}

/* ---------- 回复时效 ---------- */
.page-contact .ct-response {
  padding-block: clamp(36px, 6vw, 68px);
}
.page-contact .ct-response__grid {
  display: grid;
  gap: 26px;
}
.page-contact .ct-response__stat {
  border: 1px solid var(--line-gold);
  background: var(--white);
  padding: 22px 20px;
  text-align: left;
}
.page-contact .ct-response__num {
  font-family: var(--font-mono);
  font-size: clamp(56px, 12vw, 88px);
  font-weight: 600;
  line-height: .95;
  color: var(--vermilion);
  margin: 0;
}
.page-contact .ct-response__unit {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 900;
  color: var(--ink-green);
  margin: 6px 0 0;
  letter-spacing: .1em;
}
.page-contact .ct-response__note {
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--muted);
  margin: 12px 0 0;
  padding-top: 10px;
  border-top: 1px solid var(--line-soft);
}
.page-contact .ct-response__main .eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--gold);
  margin: 0 0 10px;
}
.page-contact .ct-response__text {
  font-size: 15px;
  line-height: 1.9;
  color: var(--ink);
  margin: 0 0 18px;
}
.page-contact .ct-response__list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-contact .ct-response__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
  margin-bottom: 12px;
}
.page-contact .ct-response__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 9px;
  height: 2px;
  background: var(--gold);
}

/* ---------- 备案与服务地区 ---------- */
.page-contact .ct-legal {
  padding-bottom: clamp(34px, 5vw, 56px);
}
.page-contact .ct-legal__inner {
  display: grid;
  gap: 20px;
  border-top: 3px double var(--gold);
  border-bottom: 3px double var(--gold);
  padding: 24px 0;
}
.page-contact .ct-legal__seal {
  background: var(--ink-green);
  color: var(--paper);
  padding: 18px 20px;
}
.page-contact .ct-legal__seal-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--gold-pale);
  margin: 0 0 8px;
}
.page-contact .ct-legal__icp {
  font-family: var(--font-mono);
  font-size: clamp(15px, 3.6vw, 20px);
  font-weight: 600;
  margin: 0;
  word-break: break-all;
}
.page-contact .ct-legal__title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 900;
  color: var(--ink-green);
  margin: 0 0 10px;
  letter-spacing: .03em;
}
.page-contact .ct-legal__text p {
  font-size: 14px;
  line-height: 1.9;
  color: var(--muted);
  margin: 0 0 12px;
}
.page-contact .ct-legal__links {
  font-size: 14px;
  margin: 0;
}
.page-contact .ct-legal__links a {
  color: var(--ink-green);
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold);
  margin-right: 6px;
}
.page-contact .ct-legal__links a:hover {
  color: var(--vermilion);
  border-bottom-color: var(--vermilion);
}

/* ---------- 延伸入口 ---------- */
.page-contact .ct-next {
  padding-bottom: clamp(40px, 7vw, 76px);
}
.page-contact .ct-next__title {
  font-family: var(--font-display);
  font-size: clamp(20px, 3.6vw, 26px);
  font-weight: 900;
  color: var(--ink-green);
  margin: 0 0 18px;
  letter-spacing: .03em;
}
.page-contact .ct-next__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-contact .ct-next__link {
  display: block;
  text-decoration: none;
  padding: 16px 18px;
  background: var(--white);
  border: 1px solid var(--line);
  transition: border-color .18s var(--ease), transform .18s var(--ease);
}
.page-contact .ct-next__link:hover {
  border-color: var(--gold);
  transform: translateX(3px);
}
.page-contact .ct-next__link-title {
  display: block;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 900;
  color: var(--ink-green);
  margin-bottom: 4px;
  letter-spacing: .04em;
}
.page-contact .ct-next__link-text {
  display: block;
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-contact .ct-facts {
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
  }
  .page-contact .ct-facts__item {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .page-contact .coop-list__row {
    grid-template-columns: 96px 1fr;
    gap: 14px;
    align-items: baseline;
  }
  .page-contact .ct-next__list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 860px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 1.65fr) minmax(0, 1fr);
    gap: 46px;
    align-items: start;
  }
  .page-contact .ct-section-head {
    grid-template-columns: 92px 1fr;
    gap: 22px;
    align-items: start;
  }
  .page-contact .ct-section-head__index {
    font-size: 64px;
  }
  .page-contact .ct-channel-grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
    gap: 20px;
  }
  .page-contact .ct-channel--mail {
    margin-top: -14px;
    padding-bottom: 32px;
  }
  .page-contact .ct-coop__layout {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }
  .page-contact .ct-figure--side {
    margin-top: 6px;
  }
  .page-contact .ct-response__grid {
    grid-template-columns: minmax(0, .8fr) minmax(0, 1.3fr);
    gap: 48px;
    align-items: start;
  }
  .page-contact .ct-legal__inner {
    grid-template-columns: minmax(0, .8fr) minmax(0, 1.6fr);
    gap: 36px;
    align-items: start;
    padding: 30px 0;
  }
  .page-contact .ct-next__list {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .coop-panel,
  .page-contact .coop-tab,
  .page-contact .ct-step,
  .page-contact .ct-next__link {
    animation: none !important;
    transition: none !important;
    transform: none !important;
  }
}
<<<END>>>