.page-contact {
  --contact-pad: clamp(18px, 3vw, 34px);
  background: var(--ink-900);
  color: var(--paper);
}

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

.page-contact .contact-hero {
  position: relative;
  padding: calc(var(--header-h) + var(--s3)) 0 var(--s6);
  background:
    radial-gradient(120% 85% at 88% -12%, rgba(57, 245, 176, 0.15), transparent 62%),
    linear-gradient(180deg, var(--ink-900) 0%, var(--ink-800) 100%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 120px 100%;
  opacity: 0.35;
  pointer-events: none;
}

.page-contact .contact-hero > .wrap {
  position: relative;
  z-index: 1;
}

.page-contact .breadcrumbs {
  margin: 0 0 var(--s4);
}

.page-contact .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-contact .breadcrumbs__link {
  color: var(--muted);
  text-decoration: none;
  transition: color 120ms var(--ease);
}

.page-contact .breadcrumbs__link:hover,
.page-contact .breadcrumbs__link:focus-visible {
  color: var(--mint);
}

.page-contact .breadcrumbs__item span {
  color: var(--paper);
}

.page-contact .breadcrumbs__sep {
  color: var(--line);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: var(--s4);
}

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

.page-contact .contact-hero__title {
  font-family: var(--font-display);
  font-size: clamp(34px, 8vw, 72px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.02;
  margin: var(--s2) 0 var(--s3);
  color: var(--paper);
}

.page-contact .contact-hero__lede {
  max-width: 50ch;
  margin: 0 0 var(--s4);
  font-size: clamp(15px, 2.4vw, 17px);
  line-height: 1.75;
  color: rgba(244, 241, 232, 0.84);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s2);
}

.page-contact .contact-hero__media {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ink-700);
  overflow: hidden;
}

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.05);
}

.page-contact .contact-hero__media .media__label {
  position: absolute;
  left: 12px;
  bottom: 12px;
  padding: 4px 10px;
  background: rgba(7, 26, 20, 0.84);
  border: 1px solid var(--line);
  color: var(--mint);
  font-size: 12px;
  letter-spacing: 0.08em;
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    gap: var(--s5);
    align-items: end;
  }
}

/* 章节通用头部 */
.page-contact .contact-head {
  display: grid;
  gap: var(--s2);
  margin-bottom: var(--s5);
  padding-top: var(--s3);
  border-top: 1px solid var(--line);
}

.page-contact .contact-head .section__title {
  font-family: var(--font-display);
  font-size: clamp(24px, 4vw, 40px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.12;
  margin: var(--s1) 0 0;
  color: var(--paper);
}

.page-contact .contact-head .section__note {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted);
}

@media (min-width: 900px) {
  .page-contact .contact-head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.7fr);
    align-items: end;
    gap: var(--s5);
  }
}

/* 沟通分类 */
.page-contact .contact-paths {
  padding: var(--s6) 0;
  background: var(--ink-900);
  border-bottom: 1px solid var(--line);
}

.page-contact .path-split {
  display: grid;
  gap: var(--s4);
}

.page-contact .path-rail {
  min-width: 0;
}

.page-contact .path-rail__label {
  margin: 0 0 var(--s2);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
}

.page-contact .path-rail__list {
  list-style: none;
  margin: 0 0 var(--s3);
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .path-rail__link {
  display: block;
  padding: 12px 14px;
  background: var(--ink-800);
  color: var(--paper);
  font-size: 14px;
  text-decoration: none;
  transition: background 120ms var(--ease), color 120ms var(--ease), padding-left 120ms var(--ease);
}

.page-contact .path-rail__link:hover,
.page-contact .path-rail__link:focus-visible {
  background: var(--mint);
  color: var(--ink-900);
  padding-left: 22px;
}

.page-contact .path-rail__panel {
  padding: var(--s3);
  background: var(--ink-800);
  border-left: 2px solid var(--acid);
}

.page-contact .path-rail__time {
  font-family: var(--font-mono);
  font-size: 16px;
  margin: 6px 0 8px;
  color: var(--mint);
}

.page-contact .path-rail__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .path-list {
  display: grid;
  gap: var(--s3);
  min-width: 0;
}

.page-contact .path-card {
  padding: var(--contact-pad);
  background: var(--ink-800);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + var(--s3));
  transition: border-color 120ms var(--ease), background 120ms var(--ease);
}

.page-contact .path-card:hover,
.page-contact .path-card:focus-within {
  background: var(--ink-700);
  border-left-color: var(--mint);
}

.page-contact .path-card__no {
  margin: 0 0 var(--s1);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--mint);
}

.page-contact .path-card__title {
  font-family: var(--font-display);
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 var(--s2);
  color: var(--paper);
}

.page-contact .path-card__text {
  max-width: 64ch;
  margin: 0 0 var(--s3);
  font-size: 15px;
  line-height: 1.78;
  color: rgba(244, 241, 232, 0.84);
}

.page-contact .path-card__list {
  list-style: none;
  margin: 0;
  padding: var(--s2) 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 8px;
}

.page-contact .path-card__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
}

.page-contact .path-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 10px;
  height: 1px;
  background: var(--acid);
}

.page-contact .path-figure {
  position: relative;
  margin: var(--s4) 0 0;
  border: 1px solid var(--line);
  background: var(--ink-700);
  overflow: hidden;
}

.page-contact .path-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  opacity: 0.92;
}

.page-contact .path-figure .media__label {
  position: absolute;
  right: 12px;
  top: 12px;
  padding: 4px 10px;
  background: rgba(7, 26, 20, 0.84);
  border: 1px solid var(--line);
  color: var(--acid);
  font-size: 12px;
  letter-spacing: 0.08em;
}

@media (min-width: 1000px) {
  .page-contact .path-split {
    grid-template-columns: 250px minmax(0, 1fr);
    gap: var(--s5);
    align-items: start;
  }

  .page-contact .path-rail {
    position: sticky;
    top: calc(var(--header-h) + var(--s3));
  }
}

/* 值班信息 */
.page-contact .contact-channels {
  padding: var(--s6) 0;
  background: var(--ink-800);
  border-bottom: 1px solid var(--line);
}

.page-contact .channel-grid {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .channel-card {
  min-width: 0;
  padding: var(--contact-pad);
  background: var(--ink-800);
  transition: background 120ms var(--ease);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  background: var(--ink-700);
}

.page-contact .channel-number {
  margin: var(--s1) 0 var(--s2);
  font-family: var(--font-mono);
  font-size: clamp(17px, 3.6vw, 27px);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--mint);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .channel-number--phone {
  font-size: clamp(26px, 6vw, 42px);
  letter-spacing: -0.03em;
}

.page-contact .channel-address {
  margin: var(--s1) 0 0;
  font-style: normal;
  font-size: 15px;
  line-height: 1.75;
  color: var(--paper);
}

.page-contact .channel-time {
  margin: var(--s1) 0 var(--s2);
  font-family: var(--font-mono);
  font-size: clamp(18px, 3.4vw, 24px);
  color: var(--paper);
}

.page-contact .channel-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

@media (min-width: 780px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .channel-card--wide {
    grid-column: span 2;
  }
}

/* 内容合作 */
.page-contact .contact-coop {
  padding: var(--s6) 0;
  background: var(--ink-900);
  border-bottom: 1px solid var(--line);
}

.page-contact .coop-grid {
  display: grid;
  gap: var(--s4);
}

.page-contact .coop-col {
  min-width: 0;
  padding-top: var(--s3);
  border-top: 1px solid var(--line);
}

.page-contact .coop-col--alt {
  border-top-color: var(--acid);
}

.page-contact .coop-col__title {
  margin: 0 0 var(--s2);
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--paper);
}

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

.page-contact .coop-list li {
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .coop-list__tag {
  display: inline-block;
  margin-right: 8px;
  padding: 2px 8px;
  border: 1px solid var(--line);
  color: var(--acid);
  font-size: 12px;
  letter-spacing: 0.08em;
  vertical-align: 1px;
}

.page-contact .coop-col__text {
  margin: 0 0 var(--s3);
  font-size: 15px;
  line-height: 1.78;
  color: rgba(244, 241, 232, 0.84);
}

.page-contact .coop-link {
  display: inline-block;
  padding-bottom: 3px;
  color: var(--mint);
  font-size: 14px;
  text-decoration: none;
  border-bottom: 1px solid var(--mint);
  transition: color 120ms var(--ease), border-color 120ms var(--ease);
}

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

@media (min-width: 900px) {
  .page-contact .coop-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: var(--s5);
  }
}

/* 处理流程 */
.page-contact .contact-flow-sec {
  padding: var(--s6) 0;
  background: linear-gradient(180deg, var(--ink-900) 0%, var(--ink-800) 100%);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--s3);
  counter-reset: none;
}

.page-contact .contact-flow__step {
  position: relative;
  padding: var(--s3) 0 0;
  border-top: 1px solid var(--line);
}

.page-contact .contact-flow__step::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 28px;
  height: 2px;
  background: var(--mint);
  transition: width 120ms var(--ease);
}

.page-contact .contact-flow__step:hover::before,
.page-contact .contact-flow__step:focus-within::before {
  width: 100%;
}

.page-contact .contact-flow__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--acid);
}

.page-contact .contact-flow__title {
  margin: 6px 0 8px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 800;
  color: var(--paper);
}

.page-contact .contact-flow__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

@media (min-width: 860px) {
  .page-contact .contact-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--s2);
  }
}

/* 收尾索引 */
.page-contact .contact-more {
  padding: var(--s5) 0 var(--s6);
  background: var(--ink-900);
}

.page-contact .contact-more__inner {
  display: grid;
  gap: var(--s3);
}

.page-contact .contact-more__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: clamp(20px, 3.2vw, 28px);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .contact-more__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .contact-more__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .contact-more__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  background: var(--ink-800);
  color: var(--paper);
  font-size: 14px;
  text-decoration: none;
  transition: background 120ms var(--ease), color 120ms var(--ease);
}

.page-contact .contact-more__link::after {
  content: "→";
  color: var(--mint);
  font-family: var(--font-mono);
  transition: transform 120ms var(--ease);
}

.page-contact .contact-more__link:hover,
.page-contact .contact-more__link:focus-visible {
  background: var(--ink-700);
  color: var(--mint);
}

.page-contact .contact-more__link:hover::after,
.page-contact .contact-more__link:focus-visible::after {
  transform: translateX(3px);
}

@media (min-width: 560px) {
  .page-contact .contact-more__links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-contact .contact-more__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: var(--s5);
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}
<<<END>>>