.page-contact {
  background: var(--paper);
  color: var(--near-black);
}

.page-contact .breadcrumb {
  padding-block: clamp(16px, 2.6vw, 26px) 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.03em;
}

.page-contact a {
  color: var(--teal);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

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

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
  padding-block: clamp(30px, 5vw, 54px) clamp(48px, 7vw, 88px);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -22%;
  right: -16%;
  width: min(760px, 88vw);
  height: 152%;
  background: var(--deep);
  border-left: 2px solid var(--panel);
  transform: rotate(-11deg);
  transform-origin: top right;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  left: -14%;
  bottom: -42%;
  width: min(540px, 74vw);
  height: 70%;
  background: var(--panel);
  opacity: 0.5;
  transform: rotate(-11deg);
}

.page-contact .contact-hero__inner {
  position: relative;
  display: grid;
  gap: clamp(26px, 4vw, 46px);
  align-items: center;
}

.page-contact .contact-hero__tag {
  display: inline-block;
  margin: 0 0 18px;
  padding: 6px 12px;
  border: 1px solid var(--gold);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-contact .contact-hero h1 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 5.6vw, 52px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .contact-hero__lead {
  max-width: 40em;
  margin: 0 0 28px;
  font-family: var(--font-body);
  font-size: clamp(16px, 1.8vw, 18px);
  line-height: 1.85;
  color: rgba(245, 242, 233, 0.84);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.page-contact .contact-hero__figure {
  margin: 0;
  min-width: 0;
}

.page-contact .contact-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 2px solid var(--panel);
  border-radius: var(--radius);
  background: var(--deep);
  box-shadow: 8px 8px 0 rgba(224, 169, 59, 0.32);
}

/* ---------- 章节骨架 ---------- */

.page-contact .section {
  padding-block: clamp(44px, 7vw, 84px);
}

.page-contact .section-deep {
  background: var(--deep);
  color: var(--paper);
}

.page-contact .section-deep .section-title {
  color: var(--paper);
}

.page-contact .section-deep .section-lead {
  color: rgba(245, 242, 233, 0.78);
}

.page-contact .contact-head {
  display: grid;
  gap: 12px;
  margin-bottom: clamp(24px, 3.6vw, 40px);
}

.page-contact .contact-head__text {
  min-width: 0;
}

.page-contact .contact-head__text .eyebrow {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--teal);
}

.page-contact .section-deep .contact-head__text .eyebrow {
  color: var(--gold);
}

.page-contact .contact-head__text .section-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 3.4vw, 32px);
  line-height: 1.24;
}

.page-contact .contact-head__text .section-lead {
  margin: 0;
  max-width: 44em;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted-ink);
}

/* ---------- 01 路径对比 ---------- */

.page-contact .route-compare {
  display: grid;
  gap: 18px;
}

.page-contact .route-lane {
  padding: clamp(16px, 2.4vw, 22px);
  border: 2px solid var(--line-light);
  border-radius: var(--radius);
  background: #ffffff;
  box-shadow: var(--shadow-soft);
}

.page-contact .route-lane--new {
  border-color: var(--gold);
  background: var(--gold-light);
  box-shadow: 8px 8px 0 var(--near-black);
}

.page-contact .route-lane__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted-ink);
}

.page-contact .route-lane--new .route-lane__title {
  color: var(--near-black);
}

.page-contact .route-steps {
  display: grid;
  gap: 8px;
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
}

.page-contact .route-steps__item {
  padding: 8px 12px;
  border: 2px solid var(--teal);
  border-radius: var(--radius);
  background: var(--paper);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--near-black);
}

.page-contact .route-steps__item:nth-child(2) { margin-left: 14px; }
.page-contact .route-steps__item:nth-child(3) { margin-left: 28px; }
.page-contact .route-steps__item:nth-child(4) { margin-left: 42px; }

.page-contact .route-lane--new .route-steps__item {
  border-color: var(--near-black);
  background: #ffffff;
}

.page-contact .route-lane--new .route-steps__item:nth-child(3),
.page-contact .route-lane--new .route-steps__item:nth-child(4) {
  margin-left: 14px;
}

.page-contact .route-lane__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted-ink);
}

.page-contact .route-lane--new .route-lane__meta {
  color: var(--near-black);
}

.page-contact .entry-note {
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 16px 18px;
  border-left: 4px solid var(--electric);
  background: rgba(11, 122, 107, 0.08);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.8;
  color: var(--near-black);
}

/* ---------- 02 渠道卡 ---------- */

.page-contact .channel-grid {
  display: grid;
  gap: 20px;
}

.page-contact .channel-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
  padding: clamp(18px, 2.6vw, 26px);
  border: 2px solid var(--teal);
  border-radius: var(--radius);
  background: #ffffff;
  box-shadow: var(--shadow-soft);
  transition: transform 140ms var(--ease), box-shadow 140ms var(--ease), border-color 140ms var(--ease);
}

.page-contact .channel-card:hover {
  transform: translateY(-4px);
  border-color: var(--near-black);
  box-shadow: 8px 8px 0 var(--ink);
}

.page-contact .channel-card--primary {
  border-width: 3px;
  border-color: var(--gold);
  background: var(--deep);
  box-shadow: 10px 10px 0 var(--ink);
}

.page-contact .channel-card--primary:hover {
  border-color: var(--electric);
}

.page-contact .channel-card__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted-ink);
}

.page-contact .channel-card--primary .channel-card__kicker {
  color: var(--gold);
}

.page-contact .channel-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.4vw, 23px);
  line-height: 1.3;
  color: var(--near-black);
}

.page-contact .channel-card--primary .channel-card__title {
  color: var(--paper);
}

.page-contact .channel-value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(16px, 2.1vw, 20px);
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1.5;
  color: var(--near-black);
  overflow-wrap: anywhere;
}

.page-contact .channel-card--primary .channel-value {
  color: var(--electric);
}

.page-contact .channel-card__note {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--muted-ink);
}

.page-contact .channel-card--primary .channel-card__note {
  color: rgba(245, 242, 233, 0.82);
}

.page-contact .copy-btn {
  align-self: flex-start;
  padding: 8px 14px;
  border: 2px solid var(--teal);
  border-radius: var(--radius);
  background: transparent;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--teal);
  cursor: pointer;
  transition: background 140ms var(--ease), color 140ms var(--ease), border-color 140ms var(--ease);
}

.page-contact .copy-btn:hover {
  background: var(--teal);
  border-color: var(--teal);
  color: #ffffff;
}

.page-contact .channel-card--primary .copy-btn {
  border-color: var(--gold);
  color: var(--gold-light);
}

.page-contact .channel-card--primary .copy-btn:hover {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--near-black);
}

.page-contact .copy-btn[data-copied] {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--near-black);
}

.page-contact .channel-more {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--line-light);
}

.page-contact .channel-card--primary .channel-more {
  border-top-color: var(--line-dark);
}

.page-contact .channel-more summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--teal);
}

.page-contact .channel-more summary::-webkit-details-marker {
  display: none;
}

.page-contact .channel-more summary::after {
  content: " +";
}

.page-contact .channel-more[open] summary::after {
  content: " −";
}

.page-contact .channel-card--primary .channel-more summary {
  color: var(--gold);
}

.page-contact .channel-more__body {
  margin: 10px 0 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted-ink);
}

.page-contact .channel-card--primary .channel-more__body {
  color: rgba(245, 242, 233, 0.8);
}

/* ---------- 03 邮件清单 ---------- */

.page-contact .mail-checklist {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .check-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 20px;
  border: 2px solid var(--near-black);
  border-radius: var(--radius);
  background: #ffffff;
  box-shadow: 6px 6px 0 var(--gold);
}

.page-contact .check-item__num {
  padding: 4px 8px;
  border-radius: var(--radius);
  background: var(--deep);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--gold);
  align-self: start;
}

.page-contact .check-item__body {
  min-width: 0;
}

.page-contact .check-item__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 19px;
  line-height: 1.3;
  color: var(--near-black);
}

.page-contact .check-item__body p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--muted-ink);
}

.page-contact .mail-sample {
  margin-top: clamp(20px, 3vw, 30px);
  padding: clamp(18px, 2.6vw, 24px);
  border: 2px solid var(--near-black);
  border-radius: var(--radius);
  background: var(--gold-light);
  color: var(--near-black);
}

.page-contact .mail-sample__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--near-black);
}

.page-contact .mail-sample__line {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.8;
  overflow-wrap: anywhere;
}

.page-contact .mail-sample__line:last-child {
  margin-bottom: 0;
}

/* ---------- 04 常见主题 ---------- */

.page-contact .topic-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 2px solid var(--near-black);
}

.page-contact .topic-item {
  display: grid;
  gap: 8px;
  padding: clamp(18px, 2.4vw, 24px) 0;
  border-bottom: 1px solid var(--line-light);
}

.page-contact .topic-item__num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--gold);
}

.page-contact .topic-item__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 19px;
  line-height: 1.3;
}

.page-contact .topic-item__text {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--muted-ink);
}

.page-contact .topic-foot {
  margin: clamp(20px, 3vw, 28px) 0 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted-ink);
}

/* ---------- 05 地址 ---------- */

.page-contact .visit-layout {
  display: grid;
  gap: 24px;
}

.page-contact .visit-figure {
  margin: 0;
  min-width: 0;
}

.page-contact .visit-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 2px solid var(--near-black);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: var(--shadow-hard);
}

.page-contact .visit-figure__cap {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted-ink);
}

.page-contact .visit-copy {
  min-width: 0;
}

.page-contact .visit-address-label {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--teal);
}

.page-contact .visit-address {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.6vw, 24px);
  line-height: 1.45;
  color: var(--near-black);
}

.page-contact .visit-note {
  margin: 0 0 20px;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  color: var(--muted-ink);
}

.page-contact .map-fold {
  padding: 16px 18px;
  border: 2px solid var(--line-light);
  border-radius: var(--radius);
  background: #ffffff;
  box-shadow: var(--shadow-soft);
}

.page-contact .map-fold summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--teal);
}

.page-contact .map-fold summary::-webkit-details-marker {
  display: none;
}

.page-contact .map-fold summary::after {
  content: " +";
}

.page-contact .map-fold[open] summary::after {
  content: " −";
}

.page-contact .map-fold svg {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 14px;
  border: 1px solid var(--line-light);
  border-radius: var(--radius);
}

.page-contact .map-fold__note {
  margin: 10px 0 0;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted-ink);
}

/* ---------- 响应式 ---------- */

@media (min-width: 760px) {
  .page-contact .route-compare {
    grid-template-columns: 1fr 1fr;
    gap: 22px;
  }

  .page-contact .contact-head {
    grid-template-columns: auto minmax(0, 1fr);
    align-items: start;
    gap: 22px;
  }

  .page-contact .mail-checklist {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .topic-item {
    grid-template-columns: 56px minmax(0, 0.9fr) minmax(0, 1.35fr);
    align-items: baseline;
    gap: 22px;
  }

  .page-contact .topic-item__num,
  .page-contact .topic-item__title {
    margin: 0;
  }
}

@media (min-width: 920px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  }

  .page-contact .channel-grid {
    grid-template-columns: 1.18fr 0.91fr 0.91fr;
    align-items: stretch;
    gap: 22px;
  }

  .page-contact .visit-layout {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
    gap: 32px;
  }
}

@media (min-width: 1100px) {
  .page-contact .contact-hero {
    padding-block: clamp(40px, 4vw, 62px) clamp(64px, 6vw, 96px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .copy-btn {
    transition: none;
  }

  .page-contact .channel-card:hover {
    transform: none;
  }
}
<<<END>>>

需要确认一下：你上面这段 `MAIN_HTML` / `PAGE_CSS` 已经是完整可交付版本了吗？如果你还想让我继续，我可以接着帮你做其中一项：

1. 检查并微调联系页的 HTML 与 CSS 一致性
2. 把这段整理成 markdown 代码块格式
3. 针对移动端再做一轮排查，看有没有横向溢出或字号偏小的问题