.page-contact {
  --contact-radius: 16px;
  --contact-rail-w: 220px;
  background: var(--sky-paper);
  color: var(--sky-ink);
  font-family: var(--sky-font-body);
}

.page-contact a:focus-visible,
.page-contact button:focus-visible {
  outline: 2px solid var(--sky-teal);
  outline-offset: 2px;
  border-radius: 4px;
}

.page-contact .contact-top {
  padding: 18px 0 6px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: 6px 0 clamp(38px, 6vw, 68px);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: 0;
}

.page-contact .contact-rail {
  background: var(--sky-ink-blue);
  color: var(--sky-cream-text);
  border-radius: var(--contact-radius) var(--contact-radius) 0 0;
  padding: 16px 14px 12px;
}

.page-contact .contact-rail__head {
  margin: 0 0 8px;
  font-family: var(--sky-font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--sky-gold);
}

.page-contact .contact-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 6px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-contact .contact-rail__list > li {
  flex: 0 0 auto;
}

.page-contact .sky-rail__link.contact-rail__link {
  display: block;
  min-height: 44px;
  padding: 11px 14px;
  font-size: 14px;
  line-height: 22px;
  white-space: nowrap;
  color: var(--sky-cream-text);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color 180ms var(--sky-ease), border-color 180ms var(--sky-ease);
}

.page-contact .contact-rail__link::before {
  content: attr(data-index);
  margin-right: 8px;
  font-family: var(--sky-font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--sky-mist);
}

.page-contact .contact-rail__link:hover,
.page-contact .contact-rail__link:focus-visible {
  color: var(--sky-gold-soft);
  border-bottom-color: var(--sky-gold);
}

.page-contact .contact-rail__link:hover::before,
.page-contact .contact-rail__link:focus-visible::before {
  color: var(--sky-gold);
}

.page-contact .contact-hero__main {
  padding: 26px 0 0;
}

.page-contact .contact-hero h1 {
  margin: 10px 0 0;
  font-family: var(--sky-font-title);
  font-weight: 900;
  font-size: clamp(26px, 5.4vw, 42px);
  line-height: 1.28;
  letter-spacing: .03em;
  color: var(--sky-ink);
}

.page-contact .contact-hero .sky-lede {
  margin-top: 14px;
  max-width: 34em;
}

.page-contact .contact-lines {
  margin-top: clamp(22px, 3.4vw, 32px);
  border-top: 1px solid var(--sky-line-gold);
}

.page-contact .contact-line {
  padding: 14px 0;
  border-bottom: 1px solid var(--sky-line);
}

.page-contact .contact-line__label {
  display: block;
  font-family: var(--sky-font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--sky-mist);
}

.page-contact .contact-line__value {
  margin: 7px 0 0;
  font-family: var(--sky-font-mono);
  font-weight: 600;
  font-size: clamp(18px, 4.4vw, 29px);
  line-height: 1.32;
  letter-spacing: .01em;
  color: var(--sky-ink-blue);
  overflow-wrap: anywhere;
}

.page-contact .contact-line__value--sm {
  font-size: clamp(16px, 3.2vw, 21px);
  color: var(--sky-teal-deep);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 28px);
}

.page-contact .contact-hero__media {
  margin: 24px 0 0;
  overflow: hidden;
  border-radius: var(--contact-radius);
  background: var(--sky-parchment);
}

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

/* ---------- 通用小节标题 ---------- */
.page-contact .contact-head {
  max-width: 44em;
}

.page-contact .contact-head h2 {
  margin: 10px 0 0;
  font-family: var(--sky-font-title);
  font-weight: 900;
  font-size: clamp(22px, 3.6vw, 30px);
  line-height: 1.36;
  letter-spacing: .03em;
  color: var(--sky-ink);
}

.page-contact .contact-head .sky-lede {
  margin-top: 12px;
  color: rgba(36, 28, 21, .86);
}

/* ---------- 通道对照表 ---------- */
.page-contact .contact-matrix {
  padding: clamp(44px, 7vw, 88px) 0 0;
}

.page-contact .contact-table {
  width: 100%;
  margin-top: clamp(20px, 3vw, 30px);
  border-collapse: collapse;
  font-size: 15px;
  line-height: 1.78;
}

.page-contact .contact-table thead {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  border: 0;
}

.page-contact .contact-table tbody tr {
  display: block;
  margin-bottom: 12px;
  padding: 4px 16px;
  border: 1px solid var(--sky-line);
  border-radius: 12px;
  background: var(--sky-card);
}

.page-contact .contact-table th,
.page-contact .contact-table td {
  display: block;
  padding: 10px 0;
  border: 0;
  text-align: left;
}

.page-contact .contact-table th {
  font-weight: 700;
  color: var(--sky-ink-blue);
}

.page-contact .contact-table th[data-label]::before,
.page-contact .contact-table td[data-label]::before {
  content: attr(data-label);
  display: block;
  margin-bottom: 4px;
  font-family: var(--sky-font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--sky-mist);
}

.page-contact .contact-table__link {
  color: var(--sky-teal-deep);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 180ms var(--sky-ease), color 180ms var(--sky-ease);
}

.page-contact .contact-table__link:hover,
.page-contact .contact-table__link:focus-visible {
  border-bottom-color: var(--sky-teal);
}

/* ---------- 工单路径 ---------- */
.page-contact .contact-ticket {
  position: relative;
  overflow: hidden;
  margin-top: clamp(44px, 7vw, 88px);
  padding: clamp(36px, 6vw, 76px) 0;
  background: var(--sky-parchment);
}

.page-contact .contact-ticket__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .18;
  pointer-events: none;
}

.page-contact .contact-ticket__inner {
  position: relative;
  z-index: 1;
}

.page-contact .contact-steps {
  list-style: none;
  max-width: 62em;
  margin: clamp(20px, 3vw, 32px) 0 0;
  padding: 0;
}

.page-contact .contact-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px 18px;
  padding: 20px 0;
  border-top: 1px solid var(--sky-line);
}

.page-contact .contact-step__num {
  padding-top: 4px;
  font-size: 13px;
  color: var(--sky-gold);
}

.page-contact .contact-step__title {
  margin: 0;
  font-family: var(--sky-font-title);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--sky-ink-blue);
}

.page-contact .contact-step__body p {
  max-width: 42em;
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(36, 28, 21, .86);
}

/* ---------- 回复时段 ---------- */
.page-contact .contact-hours {
  padding: clamp(44px, 7vw, 88px) 0 0;
}

.page-contact .contact-hours__grid {
  display: grid;
  gap: clamp(20px, 4vw, 40px);
}

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

.page-contact .contact-hours__item {
  padding: 16px 0;
  border-top: 1px solid var(--sky-line);
}

.page-contact .contact-hours__item:last-child {
  border-bottom: 1px solid var(--sky-line);
}

.page-contact .contact-hours__label {
  display: inline-block;
  font-family: var(--sky-font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--sky-rust);
}

.page-contact .contact-hours__item p {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(36, 28, 21, .88);
}

/* ---------- 合作与媒体 ---------- */
.page-contact .contact-partners {
  padding: clamp(44px, 7vw, 88px) 0 0;
}

.page-contact .contact-partners__grid {
  display: grid;
  gap: clamp(20px, 4vw, 40px);
}

.page-contact .contact-partners__lead {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--sky-ink-blue);
}

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

.page-contact .contact-list li {
  position: relative;
  padding: 11px 0 11px 24px;
  border-bottom: 1px dashed var(--sky-line);
  font-size: 15px;
  line-height: 1.75;
  color: rgba(36, 28, 21, .9);
}

.page-contact .contact-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 20px;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--sky-gold);
}

.page-contact .contact-partners__note {
  margin: 18px 0 0;
  padding: 16px 18px;
  background: var(--sky-card);
  border-left: 3px solid var(--sky-teal);
  border-radius: 0 10px 10px 0;
  font-size: 14px;
  line-height: 1.82;
  color: rgba(36, 28, 21, .88);
}

/* ---------- 地址与备案 ---------- */
.page-contact .contact-address {
  margin-top: clamp(44px, 7vw, 88px);
  padding: clamp(26px, 4.4vw, 46px);
  border-radius: 18px;
  background: var(--sky-ink-blue);
  color: var(--sky-cream-text);
}

.page-contact .contact-address h2 {
  margin: 0;
  font-family: var(--sky-font-title);
  font-size: clamp(20px, 3.2vw, 26px);
  font-weight: 900;
  letter-spacing: .03em;
  color: var(--sky-card);
}

.page-contact .contact-address__grid {
  display: grid;
  gap: 20px 28px;
  margin-top: 24px;
}

.page-contact .contact-address__label {
  display: block;
  font-family: var(--sky-font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--sky-gold);
}

.page-contact .contact-address__value {
  margin: 6px 0 0;
  font-size: 17px;
  line-height: 1.6;
  color: var(--sky-card);
}

.page-contact .contact-address__value--mono {
  font-family: var(--sky-font-mono);
  font-size: 15px;
  letter-spacing: .02em;
  overflow-wrap: anywhere;
}

.page-contact .contact-address__note {
  margin: 26px 0 0;
  padding-top: 18px;
  border-top: 1px solid rgba(217, 164, 65, .42);
  font-size: 14px;
  line-height: 1.82;
  color: var(--sky-cream-text);
}

/* ---------- 延伸入口 ---------- */
.page-contact .contact-links {
  padding: clamp(40px, 6vw, 72px) 0 clamp(48px, 7vw, 88px);
}

.page-contact .contact-links__grid {
  display: grid;
  gap: 12px;
}

.page-contact .contact-links__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 44px;
  padding: 18px;
  border: 1px solid var(--sky-line);
  border-radius: 12px;
  background: var(--sky-card);
  text-decoration: none;
  transition: transform 180ms var(--sky-ease), border-color 180ms var(--sky-ease);
}

.page-contact .contact-links__item:hover,
.page-contact .contact-links__item:focus-visible {
  transform: translateY(-2px);
  border-color: var(--sky-gold);
}

.page-contact .contact-links__title {
  font-family: var(--sky-font-title);
  font-size: 16px;
  font-weight: 700;
  color: var(--sky-ink-blue);
}

.page-contact .contact-links__desc {
  font-size: 13px;
  line-height: 1.72;
  color: var(--sky-mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .contact-links__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 760px) {
  .page-contact .contact-address__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-contact .contact-table thead {
    position: static;
    width: auto;
    height: auto;
    margin: 0;
    overflow: visible;
    clip-path: none;
  }

  .page-contact .contact-table tbody tr {
    display: table-row;
    margin: 0;
    padding: 0;
    border: 0;
    border-top: 1px solid var(--sky-line);
    border-radius: 0;
    background: transparent;
    transition: background-color 180ms var(--sky-ease);
  }

  .page-contact .contact-table th,
  .page-contact .contact-table td {
    display: table-cell;
    padding: 16px 18px;
    vertical-align: top;
  }

  .page-contact .contact-table thead th {
    font-family: var(--sky-font-mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: .16em;
    text-transform: uppercase;
    white-space: nowrap;
    color: var(--sky-mist);
    border-bottom: 2px solid var(--sky-line-gold);
  }

  .page-contact .contact-table tbody th {
    width: 27%;
  }

  .page-contact .contact-table tbody tr:nth-child(even) {
    background: var(--sky-parchment);
  }

  .page-contact .contact-table tbody tr:hover,
  .page-contact .contact-table tbody tr:focus-within {
    background: var(--sky-gold-soft);
  }

  .page-contact .contact-table th[data-label]::before,
  .page-contact .contact-table td[data-label]::before {
    content: none;
  }
}

@media (min-width: 860px) {
  .page-contact .contact-hours__grid {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    gap: clamp(32px, 6vw, 80px);
  }

  .page-contact .contact-partners__grid {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    gap: clamp(32px, 6vw, 80px);
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: var(--contact-rail-w) minmax(0, 1fr) clamp(200px, 21vw, 290px);
  }

  .page-contact .contact-rail {
    display: flex;
    flex-direction: column;
    padding: 28px 20px;
    border-radius: var(--contact-radius) 0 0 var(--contact-radius);
  }

  .page-contact .contact-rail__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
  }

  .page-contact .contact-rail__list > li {
    flex: 1 1 auto;
  }

  .page-contact .sky-rail__link.contact-rail__link {
    padding: 10px 12px;
    white-space: normal;
    border-bottom: 0;
    border-left: 2px solid transparent;
  }

  .page-contact .sky-rail__link.contact-rail__link:hover,
  .page-contact .sky-rail__link.contact-rail__link:focus-visible {
    border-left-color: var(--sky-gold);
    border-bottom-color: transparent;
  }

  .page-contact .contact-hero__main {
    padding: clamp(20px, 3vw, 32px) clamp(24px, 3.4vw, 48px);
  }

  .page-contact .contact-hero__media {
    margin: 0;
    border-radius: 0 var(--contact-radius) var(--contact-radius) 0;
  }

  .page-contact .contact-hero__media img {
    aspect-ratio: 5 / 6;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition: none !important;
    animation: none !important;
  }

  .page-contact .contact-links__item:hover,
  .page-contact .contact-links__item:focus-visible {
    transform: none;
  }
}
<<<END>>>