.page-contact {
  display: block;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  overflow-x: clip;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 22px 20px 0;
}

.page-contact .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 13px;
  letter-spacing: var(--track-wide);
  color: var(--stone);
}

.page-contact .breadcrumb-link {
  color: var(--stone);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-contact .breadcrumb-link:hover,
.page-contact .breadcrumb-link:focus-visible {
  color: var(--cinnabar);
  border-bottom-color: var(--cinnabar);
}

.page-contact .breadcrumb-current {
  color: var(--ink);
  font-weight: 600;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 34px 20px 46px;
}

.page-contact .contact-hero .eyebrow {
  font-size: 12px;
  letter-spacing: .28em;
  color: var(--cinnabar);
  font-weight: 600;
  margin: 0;
}

.page-contact .contact-hero h1 {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(31px, 8.4vw, 66px);
  line-height: 1.14;
  letter-spacing: -.02em;
  margin: 14px 0 22px;
  max-width: 17ch;
}

.page-contact .contact-hero__lead {
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--ink-2);
  max-width: 62ch;
  margin: 0 0 26px;
}

.page-contact .contact-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* ---------- 章节小标通用 ---------- */
.page-contact .kicker-cinnabar { color: var(--cinnabar); }
.page-contact .kicker-stone { color: var(--stone); }
.page-contact .kicker-celadon { color: var(--celadon); }
.page-contact .kicker-gold { color: var(--gold); }

.page-contact .section-kicker {
  font-size: 12px;
  letter-spacing: .22em;
  font-weight: 600;
  margin: 0 0 10px;
}

.page-contact .section-title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(25px, 5.6vw, 40px);
  line-height: 1.22;
  letter-spacing: -.01em;
  margin: 0;
}

/* ---------- 联系渠道：左右分置 ---------- */
.page-contact .contact-channels {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 6px 20px 64px;
  display: grid;
  gap: 34px;
}

.page-contact .contact-channels__text {
  font-size: 16.5px;
  line-height: 1.82;
  color: var(--ink-2);
  margin: 16px 0 26px;
  max-width: 56ch;
}

.page-contact .hint-box {
  background: var(--mist);
  border-left: 3px solid var(--cinnabar);
  border-radius: var(--radius-m);
  padding: 22px 20px;
}

.page-contact .hint-box__title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.4;
  margin: 0 0 16px;
}

.page-contact .hint-box__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .hint-box__list li {
  display: flex;
  gap: 12px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink-2);
}

.page-contact .hint-box__idx {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--cinnabar);
  padding-top: 4px;
}

.page-contact .contact-channels__figure {
  margin: 26px 0 0;
}

.page-contact .media-caption {
  display: block;
  font-size: 13px;
  line-height: 1.7;
  color: var(--stone);
  letter-spacing: .02em;
  margin-top: 10px;
}

.page-contact .contact-channels__cards {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-contact .contact-card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  padding: 22px 20px;
  box-shadow: var(--shadow-soft);
}

.page-contact .contact-card__label {
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--stone);
  margin: 0 0 12px;
}

.page-contact .contact-card__value {
  margin: 0 0 12px;
}

.page-contact .contact-card__value--mono {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(18px, 5vw, 30px);
  line-height: 1.28;
  letter-spacing: .01em;
  overflow-wrap: anywhere;
}

.page-contact .contact-card__value--text {
  font-size: 17px;
  line-height: 1.72;
  font-weight: 500;
}

.page-contact .contact-card__note {
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--stone);
  margin: 0;
}

.page-contact .contact-card--cinnabar {
  background: var(--cinnabar);
  border-color: transparent;
  color: #FFF6F0;
}

.page-contact .contact-card--cinnabar .contact-card__label { color: rgba(255, 246, 240, .78); }
.page-contact .contact-card--cinnabar .contact-card__note { color: rgba(255, 246, 240, .84); }

.page-contact .contact-card--cinnabar::after {
  content: "在线";
  position: absolute;
  top: 18px;
  right: 18px;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  font-family: var(--font-serif);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
  color: rgba(255, 246, 240, .92);
  border: 1px solid rgba(255, 246, 240, .5);
  border-radius: var(--radius-s);
}

.page-contact .contact-card--ink {
  background: var(--ink);
  border-color: transparent;
  color: var(--paper);
}

.page-contact .contact-card--ink .contact-card__label { color: var(--celadon-light); }
.page-contact .contact-card--ink .contact-card__note { color: rgba(245, 240, 230, .74); }

.page-contact .contact-icp {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--stone);
  margin: 4px 2px 0;
}

/* ---------- 分派说明 ---------- */
.page-contact .contact-flow {
  background: var(--mist);
}

.page-contact .flow-inner {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 56px 20px 64px;
}

.page-contact .flow-head {
  display: grid;
  gap: 12px;
  margin-bottom: 30px;
}

.page-contact .flow-head__note {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--stone);
  letter-spacing: .02em;
  margin: 0;
}

.page-contact .flow-steps {
  list-style: none;
  margin: 0 0 32px;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-strong);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-m);
  overflow: hidden;
}

.page-contact .flow-step {
  background: var(--card);
  padding: 22px 20px;
}

.page-contact .flow-step__idx {
  display: block;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--cinnabar);
  margin-bottom: 10px;
}

.page-contact .flow-step__title {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.35;
  margin: 0 0 8px;
}

.page-contact .flow-step__text {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-2);
  margin: 0;
}

.page-contact .flow-figure {
  margin: 0;
}

/* ---------- 常见问题自助 ---------- */
.page-contact .contact-self {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 56px 20px 60px;
}

.page-contact .self-head {
  max-width: 68ch;
  margin-bottom: 30px;
}

.page-contact .self-head__text {
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-2);
  margin: 16px 0 0;
}

.page-contact .self-grid {
  display: grid;
  gap: 16px;
}

.page-contact .self-item {
  position: relative;
  display: block;
  overflow: hidden;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  padding: 24px 22px;
  text-decoration: none;
  color: inherit;
  transition: border-color .25s var(--ease), transform .25s var(--ease), box-shadow .25s var(--ease);
}

.page-contact .self-item::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 3px;
  background: var(--cinnabar);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform .3s var(--ease);
}

.page-contact .self-item:hover,
.page-contact .self-item:focus-visible {
  border-color: var(--cinnabar);
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
  outline: none;
}

.page-contact .self-item:hover::before,
.page-contact .self-item:focus-visible::before {
  transform: scaleY(1);
}

.page-contact .self-item__type {
  display: inline-block;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--celadon);
  border: 1px solid var(--celadon-light);
  border-radius: 999px;
  padding: 4px 11px;
  margin-bottom: 14px;
}

.page-contact .self-item__title {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.4;
  margin: 0 0 10px;
}

.page-contact .self-item__text {
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--ink-2);
  margin: 0 0 16px;
}

.page-contact .self-item__go {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--cinnabar);
}

.page-contact .self-item__go::after {
  content: " →";
}

/* ---------- 合作与建议 ---------- */
.page-contact .contact-coop {
  background: var(--ink);
  color: var(--paper);
}

.page-contact .coop-inner {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 58px 20px 64px;
}

.page-contact .coop-title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(25px, 5.6vw, 40px);
  line-height: 1.22;
  letter-spacing: -.01em;
  margin: 12px 0 18px;
  max-width: 20ch;
}

.page-contact .coop-text {
  font-size: 16px;
  line-height: 1.82;
  color: rgba(245, 240, 230, .78);
  max-width: 62ch;
  margin: 0;
}

.page-contact .coop-paths {
  display: grid;
  gap: 1px;
  background: rgba(245, 240, 230, .16);
  border: 1px solid rgba(245, 240, 230, .16);
  border-radius: var(--radius-m);
  overflow: hidden;
  margin: 30px 0 24px;
}

.page-contact .coop-path {
  background: var(--ink-2);
  padding: 24px 22px;
}

.page-contact .coop-path__label {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .16em;
  color: var(--gold);
  margin: 0 0 10px;
}

.page-contact .coop-path__title {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
  margin: 0 0 10px;
}

.page-contact .coop-path__text {
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(245, 240, 230, .74);
  margin: 0;
}

.page-contact .coop-mail {
  font-size: 14.5px;
  line-height: 1.8;
  letter-spacing: .02em;
  color: rgba(245, 240, 230, .74);
  margin: 0;
}

.page-contact .coop-mail__addr {
  font-family: var(--font-mono);
  color: var(--gold);
  overflow-wrap: anywhere;
}

/* ---------- 下一步 ---------- */
.page-contact .next-inner {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 56px 20px 56px;
  display: grid;
  gap: 26px;
}

.page-contact .next-lead {
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-2);
  max-width: 58ch;
  margin: 16px 0 0;
}

.page-contact .next-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 回到顶部 ---------- */
.page-contact .back-top-wrap {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 20px 56px;
  display: flex;
  justify-content: flex-end;
}

.page-contact .back-top {
  font-size: 12.5px;
  letter-spacing: .12em;
  color: var(--stone);
  text-decoration: none;
  padding-bottom: 3px;
  border-bottom: 1px solid var(--line-strong);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-contact .back-top:hover,
.page-contact .back-top:focus-visible {
  color: var(--cinnabar);
  border-bottom-color: var(--cinnabar);
}

/* ---------- 响应式 ---------- */
@media (min-width: 680px) {
  .page-contact .flow-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .self-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .coop-paths {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .flow-head {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: 32px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-channels {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    gap: 52px;
    padding-bottom: 84px;
  }
  .page-contact .contact-hero {
    padding: 44px 20px 60px;
  }
  .page-contact .next-inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 44px;
    padding-bottom: 72px;
  }
}

@media (min-width: 1020px) {
  .page-contact .flow-steps {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
  .page-contact .flow-step {
    padding: 26px 18px;
  }
}
<<<END>>>