.page-contact {
  --ct-gap: 16px;
}

.page-contact .mono-code {
  font-family: var(--font-mono);
  letter-spacing: 0;
}

/* ===== 面包屑与首屏 ===== */
.page-contact .breadcrumb {
  padding-block: 6px 2px;
}

.page-contact .contact-hero {
  padding-block: 12px 0;
}

.page-contact .contact-hero-grid {
  display: grid;
  gap: 26px;
}

.page-contact .contact-hero-copy .eyebrow {
  display: block;
  margin: 0 0 12px;
  color: var(--neon);
}

.page-contact .contact-hero-copy .display-title {
  margin: 0 0 16px;
  max-width: 17em;
  letter-spacing: -0.02em;
}

.page-contact .contact-hero-copy .lede {
  margin: 0;
  max-width: 44ch;
}

.page-contact .contact-hero-visual {
  margin: 0;
  display: grid;
  gap: 10px;
}

.page-contact .contact-hero-frame {
  --media-ratio: 2 / 1;
  overflow: hidden;
  border: 1px solid var(--edge);
  box-shadow: var(--shadow-card);
}

.page-contact .contact-hero-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(1.05);
}

.page-contact .media-caption {
  font-size: 13px;
  color: var(--mist);
  line-height: 1.6;
}

/* ===== 三块联系卡 ===== */
.page-contact .channels-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 18px;
  margin: 40px 0 16px;
}

.page-contact .channels-head h2 {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .channels-head .note {
  margin: 0;
  font-size: 13px;
  color: var(--mist);
}

.page-contact .channel-grid {
  display: grid;
  gap: var(--ct-gap);
}

.page-contact .channel-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 20px 18px;
  background: linear-gradient(165deg, var(--ink-soft) 0%, var(--ink-mid) 52%, var(--ink-abyss) 100%);
  border: 1px solid var(--edge);
  box-shadow: var(--shadow-card);
  clip-path: polygon(
    0 0,
    calc(100% - var(--cut)) 0,
    100% var(--cut),
    100% 100%,
    var(--cut) 100%,
    0 calc(100% - var(--cut))
  );
  transition: transform 220ms var(--ease), box-shadow 220ms var(--ease);
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 20px;
  width: 52px;
  height: 2px;
  background: var(--neon);
  box-shadow: var(--glow-neon);
}

.page-contact .channel-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lift);
}

.page-contact .channel-card--tel::before {
  background: var(--coral);
  box-shadow: 0 0 16px rgba(255, 107, 74, 0.45);
}

.page-contact .channel-card--addr::before {
  background: var(--gold);
  box-shadow: 0 0 14px var(--gold-soft);
}

.page-contact .channel-label {
  margin: 6px 0 0;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.page-contact .channel-value {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--paper);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .channel-card--mail .channel-value {
  color: var(--neon);
}

.page-contact .channel-card--tel .channel-value {
  color: var(--coral);
  font-size: 19px;
}

.page-contact .channel-value--addr {
  font-size: 14px;
  color: var(--gold);
}

.page-contact .channel-scene {
  margin: 0;
  flex: 1 1 auto;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .channel-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 12px;
  padding-top: 12px;
  border-top: 1px solid var(--edge);
  font-size: 12px;
  color: var(--mist);
}

.page-contact .channel-copy,
.page-contact .router-copy {
  font-family: inherit;
  font-size: 12px;
  padding: 6px 13px;
  border-radius: var(--pill);
  border: 1px solid var(--edge-strong);
  background: rgba(10, 20, 32, 0.6);
  color: var(--neon);
  cursor: pointer;
  transition: border-color 180ms var(--ease), box-shadow 180ms var(--ease),
    color 180ms var(--ease), background 180ms var(--ease);
}

.page-contact .channel-copy:hover,
.page-contact .router-copy:hover,
.page-contact .channel-copy:focus-visible,
.page-contact .router-copy:focus-visible {
  border-color: var(--neon);
  box-shadow: var(--glow-neon);
  outline: none;
}

.page-contact .channel-copy[data-copied],
.page-contact .router-copy[data-copied] {
  color: var(--gold);
  border-color: var(--gold);
  background: rgba(232, 184, 92, 0.14);
}

/* ===== 渠道选择 ===== */
.page-contact .router-layout,
.page-contact .reply-layout {
  display: grid;
  gap: 24px;
}

.page-contact .rail-label {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--neon);
}

.page-contact .router-aside .note,
.page-contact .reply-aside .note {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .router-title,
.page-contact .reply-title,
.page-contact .site-info-title,
.page-contact .check-title {
  margin: 0 0 14px;
  font-size: 25px;
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .router-lede {
  margin: 0 0 6px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
  max-width: 56ch;
}

.page-contact .chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 10px;
}

.page-contact .chip {
  font-family: inherit;
  font-size: 13px;
  padding: 8px 15px;
  border-radius: var(--pill);
  border: 1px solid var(--edge-strong);
  background: rgba(18, 34, 54, 0.72);
  color: var(--mist);
  cursor: pointer;
  transition: color 180ms var(--ease), border-color 180ms var(--ease),
    background 180ms var(--ease);
}

.page-contact .chip:hover {
  color: var(--paper);
  border-color: var(--neon);
}

.page-contact .chip[aria-pressed="true"] {
  color: var(--ink-abyss);
  background: var(--neon);
  border-color: var(--neon);
  box-shadow: var(--glow-neon);
}

.page-contact .router-list {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
}

.page-contact .router-item {
  padding: 20px 0;
  border-top: 1px dashed var(--edge);
}

.page-contact .router-item:last-child {
  border-bottom: 1px dashed var(--edge);
}

.page-contact .router-item-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-contact .router-type {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
}

.page-contact .router-badge {
  font-size: 11px;
  letter-spacing: 0.08em;
  padding: 3px 10px;
  border-radius: var(--pill);
  border: 1px solid var(--neon);
  color: var(--neon);
  background: var(--neon-soft);
}

.page-contact .router-badge--tel {
  border-color: var(--coral);
  color: var(--coral);
  background: rgba(255, 107, 74, 0.1);
}

.page-contact .router-desc {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
  max-width: 62ch;
}

.page-contact .router-code {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 12px;
  padding: 9px 12px;
  background: rgba(10, 20, 32, 0.72);
  border-left: 2px solid var(--gold);
}

.page-contact .router-code code {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .router-copy {
  flex: 0 0 auto;
}

/* ===== 回复时段 ===== */
.page-contact .contact-reply {
  padding-block: 8px;
}

.page-contact .reply-track {
  position: relative;
  height: 6px;
  margin: 20px 0 8px;
  border-radius: var(--pill);
  background: rgba(159, 178, 196, 0.16);
  overflow: hidden;
}

.page-contact .reply-track-fill {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 6%;
  right: 14%;
  border-radius: var(--pill);
  background: linear-gradient(90deg, var(--teal-dim) 0%, var(--neon) 100%);
  box-shadow: var(--glow-neon);
}

.page-contact .reply-labels {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-size: 12px;
  color: var(--mist);
}

.page-contact .reply-labels .mono-code {
  color: var(--neon);
  font-size: 12px;
}

.page-contact .reply-labels-mid {
  font-size: 12px;
  letter-spacing: 0.04em;
}

.page-contact .reply-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .reply-item {
  padding: 14px 0 0;
  border-top: 1px solid var(--edge);
}

.page-contact .reply-item-title {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .reply-item-title::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 9px;
  border-radius: 50%;
  background: var(--tick);
  vertical-align: 2px;
}

.page-contact .reply-item-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .reply-link,
.page-contact .check-link {
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(55, 230, 212, 0.4);
}

.page-contact .reply-link:hover,
.page-contact .check-link:hover {
  border-bottom-color: var(--neon);
}

/* ===== 海南站点信息 ===== */
.page-contact .site-info {
  display: grid;
  gap: 26px;
}

.page-contact .site-figure {
  margin: 0;
  display: grid;
  gap: 10px;
}

.page-contact .site-frame {
  --media-ratio: 5 / 4;
  overflow: hidden;
  border: 1px solid var(--edge);
  box-shadow: var(--shadow-card);
}

.page-contact .site-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .site-copy {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-contact .site-info-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
  max-width: 46ch;
}

.page-contact .coord-svg {
  width: 88px;
  height: 88px;
  display: block;
  margin: 2px 0;
}

.page-contact .coord-grid path {
  stroke: rgba(159, 178, 196, 0.26);
  stroke-width: 1;
  fill: none;
}

.page-contact .coord-dot {
  fill: var(--neon);
}

.page-contact .coord-ring {
  fill: none;
  stroke: var(--gold);
  stroke-width: 1;
  opacity: 0.7;
}

.page-contact .site-address {
  margin: 0;
  font-size: 17px;
  line-height: 1.7;
  color: var(--gold);
  overflow-wrap: anywhere;
}

.page-contact .site-meta {
  margin: 0;
  font-size: 13px;
  color: var(--mist);
  font-family: var(--font-mono);
}

.page-contact .site-meta .code-prefix {
  color: var(--gold);
  margin-right: 6px;
}

.page-contact .site-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
  padding-left: 12px;
  border-left: 2px solid var(--edge-strong);
}

/* ===== 投递前自查 ===== */
.page-contact .check-head {
  margin-bottom: 20px;
}

.page-contact .check-lede {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
  max-width: 54ch;
}

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

.page-contact .check-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 16px 18px;
  border: 1px solid var(--edge);
  background: rgba(18, 34, 54, 0.55);
  clip-path: polygon(
    0 0,
    calc(100% - var(--cut-sm)) 0,
    100% var(--cut-sm),
    100% 100%,
    var(--cut-sm) 100%,
    0 calc(100% - var(--cut-sm))
  );
}

.page-contact .check-box {
  width: 18px;
  height: 18px;
  margin: 3px 0 0;
  accent-color: var(--neon);
  cursor: pointer;
}

.page-contact .check-body {
  display: grid;
  gap: 6px;
  cursor: pointer;
}

.page-contact .check-title-line {
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .check-text {
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .check-box:checked ~ .check-body .check-title-line {
  color: var(--tick);
}

/* ===== 收束条 ===== */
.page-contact .contact-exit {
  margin: 44px 0 12px;
  padding: 26px 22px;
  display: grid;
  gap: 16px;
  border: 1px solid var(--edge);
  background: linear-gradient(
    118deg,
    rgba(31, 94, 99, 0.32) 0%,
    var(--ink-mid) 52%,
    rgba(91, 46, 34, 0.4) 100%
  );
  clip-path: polygon(
    0 0,
    calc(100% - var(--cut)) 0,
    100% var(--cut),
    100% 100%,
    var(--cut) 100%,
    0 calc(100% - var(--cut))
  );
}

.page-contact .exit-title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .exit-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .exit-link {
  display: inline-block;
  font-size: 13px;
  padding: 8px 15px;
  border-radius: var(--pill);
  border: 1px solid var(--edge-strong);
  color: var(--paper);
  text-decoration: none;
  transition: border-color 180ms var(--ease), color 180ms var(--ease);
}

.page-contact .exit-link:hover,
.page-contact .exit-link:focus-visible {
  border-color: var(--neon);
  color: var(--neon);
  outline: none;
}

/* ===== 响应式 ===== */
@media (min-width: 720px) {
  .page-contact {
    --ct-gap: 20px;
  }

  .page-contact .channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: stretch;
  }

  .page-contact .channel-card {
    padding: 26px 22px 20px;
  }

  .page-contact .router-title,
  .page-contact .reply-title,
  .page-contact .site-info-title,
  .page-contact .check-title {
    font-size: 30px;
  }

  .page-contact .contact-exit {
    padding: 30px 30px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: end;
    gap: 44px;
  }

  .page-contact .router-layout,
  .page-contact .reply-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 2.2fr);
    gap: 56px;
    align-items: start;
  }

  .page-contact .site-info {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: 48px;
    align-items: center;
  }

  .page-contact .router-code {
    max-width: 520px;
  }
}

@media (min-width: 1120px) {
  .page-contact .contact-hero-copy .display-title {
    font-size: 56px;
  }

  .page-contact .site-info-title {
    font-size: 32px;
  }
}

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

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