.page-contact {
  --ct-gap: clamp(18px, 2.6vw, 30px);
  --ct-pad: clamp(20px, 3.4vw, 34px);
  --ct-rule: 1px solid rgba(14, 42, 71, .16);
  --ct-rule-light: 1px solid rgba(247, 244, 236, .2);
  background: var(--paper);
  color: var(--char);
  font-family: var(--font-body);
  padding-bottom: clamp(40px, 6vw, 80px);
  overflow-x: clip;
}

.page-contact [id] {
  scroll-margin-top: calc(var(--bar-h) + 22px);
}

/* 面包屑 */
.page-contact .ct-crumb {
  padding-top: clamp(14px, 2.4vw, 26px);
}

.page-contact .ct-crumb .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(27, 31, 36, .6);
}

.page-contact .ct-crumb .breadcrumb__list li + li::before {
  content: "/";
  margin: 0 10px;
  color: rgba(14, 42, 71, .35);
}

.page-contact .ct-crumb a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid rgba(14, 42, 71, .35);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-contact .ct-crumb a:hover {
  color: var(--signal);
  border-color: var(--signal);
}

/* 首屏 */
.page-contact .ct-top {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
  padding-top: clamp(14px, 2.4vw, 26px);
}

.page-contact .ct-hero {
  display: grid;
  gap: var(--ct-gap);
  align-items: start;
}

.page-contact .ct-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink);
}

.page-contact .ct-eyebrow__num {
  padding: 3px 7px;
  background: var(--ink);
  color: var(--paper);
  letter-spacing: .06em;
}

.page-contact .ct-hero__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.9rem, 7vw, 3.5rem);
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--ink);
  text-wrap: balance;
}

.page-contact .ct-hero__lead {
  margin: 0 0 22px;
  max-width: 48ch;
  font-size: clamp(.98rem, 2vw, 1.08rem);
  line-height: 1.75;
  color: rgba(27, 31, 36, .8);
}

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

.page-contact .ct-hero__meta {
  list-style: none;
  margin: 26px 0 0;
  padding: 16px 0 0;
  border-top: var(--ct-rule);
  display: grid;
  gap: 8px;
  font-size: .9rem;
  line-height: 1.6;
  color: rgba(27, 31, 36, .72);
}

.page-contact .ct-hero__meta span {
  margin-right: 8px;
  font-family: var(--font-mono);
  color: var(--ink);
}

/* 回访色块卡 */
.page-contact .ct-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: var(--ct-pad);
  background: var(--signal);
  color: var(--ink);
  border: 1px solid var(--ink);
  box-shadow: 10px 10px 0 rgba(14, 42, 71, .14);
}

.page-contact .ct-card::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 6px;
  background: var(--ink);
}

.page-contact .ct-card__tag {
  align-self: flex-start;
  padding: 5px 10px;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.page-contact .ct-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.25rem, 4vw, 1.65rem);
  line-height: 1.2;
  letter-spacing: -.01em;
}

.page-contact .ct-card__text {
  margin: 0;
  font-size: .95rem;
  line-height: 1.7;
  color: rgba(14, 42, 71, .9);
}

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

.page-contact .ct-card__list li {
  position: relative;
  padding: 9px 0 9px 18px;
  border-top: 1px solid rgba(14, 42, 71, .28);
  font-size: .9rem;
  line-height: 1.6;
}

.page-contact .ct-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  width: 7px;
  height: 7px;
  background: var(--ink);
}

.page-contact .ct-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-top: 4px;
}

.page-contact .ct-card__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 2px;
  font-size: .9rem;
  font-weight: 700;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 2px solid var(--ink);
  transition: gap .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
}

.page-contact .ct-card__link::after {
  content: "→";
}

.page-contact .ct-card__link:hover {
  gap: 14px;
}

.page-contact .ct-card__link--quiet {
  font-weight: 600;
  border-bottom-color: rgba(14, 42, 71, .42);
}

/* 图片 */
.page-contact .ct-figure {
  margin: 0;
}

.page-contact .ct-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  background: var(--mist);
  border: var(--ct-rule);
}

.page-contact .ct-figure__cap {
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--fog);
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .06em;
  color: rgba(27, 31, 36, .6);
}

/* 合作方向 */
.page-contact .ct-partners {
  padding: clamp(40px, 7vw, 84px) 0;
}

.page-contact .ct-partners__grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-contact .ct-sec-title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 4.4vw, 2.4rem);
  line-height: 1.12;
  letter-spacing: -.015em;
  color: var(--ink);
  text-wrap: balance;
}

.page-contact .ct-sec-lead {
  margin: 0 0 22px;
  max-width: 50ch;
  font-size: .98rem;
  line-height: 1.75;
  color: rgba(27, 31, 36, .78);
}

.page-contact .ct-figure--side {
  margin-top: 26px;
}

.page-contact .ct-rows {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .ct-row {
  padding: 18px 16px 18px 0;
  border-top: var(--ct-rule);
  transition: background .18s var(--ease), padding-left .18s var(--ease);
}

.page-contact .ct-row:last-child {
  border-bottom: var(--ct-rule);
}

.page-contact .ct-row:hover {
  padding-left: 14px;
  background: var(--mist);
}

.page-contact .ct-row__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 6px;
}

.page-contact .ct-row__num {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--signal);
}

.page-contact .ct-row__title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--ink);
}

.page-contact .ct-row p {
  margin: 0;
  font-size: .93rem;
  line-height: 1.72;
  color: rgba(27, 31, 36, .76);
}

/* 反馈分流 */
.page-contact .ct-feedback {
  padding: clamp(40px, 7vw, 84px) 0;
  background: var(--mist);
  border-top: var(--ct-rule);
  border-bottom: var(--ct-rule);
}

.page-contact .ct-channels {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: rgba(14, 42, 71, .16);
  border: var(--ct-rule);
}

.page-contact .ct-channel {
  --ct-accent: var(--ink);
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 20px;
  background: var(--paper);
}

.page-contact .ct-channel--bind {
  --ct-accent: var(--teal);
}

.page-contact .ct-channel--link {
  --ct-accent: var(--archive);
}

.page-contact .ct-channel--ver {
  --ct-accent: var(--signal);
}

.page-contact .ct-channel--biz {
  --ct-accent: var(--ink);
}

.page-contact .ct-channel__bar {
  display: block;
  width: 34px;
  height: 4px;
  background: var(--ct-accent);
}

.page-contact .ct-channel__title {
  margin: 2px 0 0;
  font-size: 1rem;
  font-weight: 800;
  color: var(--ink);
}

.page-contact .ct-channel__desc {
  margin: 0;
  font-size: .9rem;
  line-height: 1.68;
  color: rgba(27, 31, 36, .78);
}

.page-contact .ct-channel__hint {
  margin: 0;
  padding-top: 8px;
  border-top: 1px solid var(--fog);
  font-family: var(--font-mono);
  font-size: .72rem;
  line-height: 1.6;
  color: rgba(14, 42, 71, .76);
}

/* 联系方式 */
.page-contact .ct-contact {
  padding: clamp(44px, 7vw, 88px) 0;
  background: var(--ink-deep);
  color: var(--paper);
}

.page-contact .ct-eyebrow--light {
  color: var(--paper);
}

.page-contact .ct-eyebrow--light .ct-eyebrow__num {
  background: var(--signal);
  color: var(--ink-deep);
}

.page-contact .ct-sec-title--light {
  color: var(--paper);
}

.page-contact .ct-sec-lead--light {
  color: rgba(247, 244, 236, .78);
}

.page-contact .ct-contact__list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 1px;
  background: rgba(247, 244, 236, .2);
  border: var(--ct-rule-light);
}

.page-contact .ct-contact__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 20px;
  background: var(--ink-deep);
}

.page-contact .ct-contact__k {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--teal);
}

.page-contact .ct-contact__v {
  font-family: var(--font-mono);
  font-size: clamp(.98rem, 2.2vw, 1.18rem);
  line-height: 1.4;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .ct-contact__d {
  font-size: .82rem;
  line-height: 1.6;
  color: rgba(247, 244, 236, .7);
}

.page-contact .ct-contact__note {
  margin: 0 0 16px;
  padding-left: 14px;
  border-left: 3px solid var(--signal);
  font-size: .9rem;
  line-height: 1.7;
  color: rgba(247, 244, 236, .86);
}

.page-contact .ct-contact__icp {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  color: rgba(247, 244, 236, .55);
}

/* 准备清单 */
.page-contact .ct-prep {
  padding: clamp(40px, 7vw, 84px) 0;
}

.page-contact .ct-prep__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-contact .ct-prep__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .ct-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .ct-checklist li {
  display: grid;
  gap: 6px;
  padding: 18px 20px;
  background: var(--paper);
  border: var(--ct-rule);
  border-left: 4px solid var(--ink);
  box-shadow: var(--shadow-paper);
}

.page-contact .ct-checklist__num {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .14em;
  color: var(--signal);
}

.page-contact .ct-checklist h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 800;
  color: var(--ink);
}

.page-contact .ct-checklist p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.68;
  color: rgba(27, 31, 36, .76);
}

/* 收束区 */
.page-contact .ct-close {
  padding-bottom: clamp(8px, 2vw, 18px);
}

.page-contact .ct-close__inner {
  display: grid;
  gap: 18px;
  padding: clamp(22px, 3.4vw, 34px);
  background: var(--mist);
  border: var(--ct-rule);
  border-left: 6px solid var(--signal);
}

.page-contact .ct-close__text {
  margin: 0;
  max-width: 62ch;
  font-size: .98rem;
  line-height: 1.75;
  color: var(--ink);
}

.page-contact .ct-close__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-contact .ct-totop {
  appearance: none;
  padding: 10px 14px;
  background: transparent;
  border: 1px solid rgba(14, 42, 71, .4);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .1em;
  cursor: pointer;
  transition: background .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
}

.page-contact .ct-totop:hover,
.page-contact .ct-totop:focus-visible {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

@media (min-width: 640px) {
  .page-contact .ct-channels {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 960px) {
  .page-contact .ct-hero {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-contact .ct-card {
    grid-column: 1;
    grid-row: 1;
  }

  .page-contact .ct-hero__main {
    grid-column: 2;
    grid-row: 1;
  }

  .page-contact .ct-partners__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: start;
  }

  .page-contact .ct-contact__list {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .ct-prep__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: start;
  }

  .page-contact .ct-close__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact * {
    transition: none;
  }
}
<<<END>>>