.page-contact {
  --contact-gap: 68px;
  --card-bg: rgba(17, 28, 46, .92);
  color: var(--text);
  padding-bottom: 88px;
  overflow-wrap: break-word;
}

.page-contact .contact-wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  margin: 26px 0 34px;
}

/* ---------- 首屏框景 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: 34px 20px 28px;
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(34, 211, 238, .07), rgba(11, 18, 32, 0) 58%),
    var(--ink);
  margin-bottom: var(--contact-gap);
}

.page-contact .contact-hero::before,
.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  border: 1px solid var(--cyan);
}

.page-contact .contact-hero::before {
  top: -1px;
  left: -1px;
  border-right: 0;
  border-bottom: 0;
}

.page-contact .contact-hero::after {
  right: -1px;
  bottom: -1px;
  border-top: 0;
  border-left: 0;
}

.page-contact .contact-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(29px, 5.4vw, 50px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: .01em;
  margin: 14px 0 0;
  max-width: 21ch;
}

.page-contact .contact-lede {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: 16.5px;
  line-height: 1.88;
  color: var(--muted);
}

.page-contact .contact-quick {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .contact-quick li {
  background: var(--panel);
  padding: 14px 16px;
  display: grid;
  gap: 7px;
}

.page-contact .quick-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .quick-value {
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.5;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
  word-break: break-all;
}

.page-contact .contact-quick li:nth-child(2) .quick-value {
  color: var(--orange);
}

.page-contact .contact-quick li:nth-child(3) .quick-value {
  color: var(--text);
}

/* ---------- 三条通道 ---------- */
.page-contact .channels-band {
  position: relative;
  isolation: isolate;
  margin-bottom: var(--contact-gap);
  padding-top: 34px;
  border-top: 1px solid var(--line);
}

.page-contact .channels-visual {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.page-contact .channels-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .17;
  display: block;
}

.page-contact .channels-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 18, 32, .82), rgba(11, 18, 32, .95));
}

.page-contact .channels-head,
.page-contact .channels {
  position: relative;
  z-index: 1;
}

.page-contact .channels-head h2 {
  font-family: var(--font-display);
  font-size: clamp(23px, 3.6vw, 34px);
  font-weight: 700;
  line-height: 1.3;
  margin: 10px 0 0;
}

.page-contact .channels-intro {
  margin: 14px 0 0;
  max-width: 58ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .channels {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

.page-contact .channel {
  position: relative;
  padding: 24px 22px 22px;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-top-width: 3px;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease);
}

.page-contact .channel--sub { border-top-color: var(--orange); }
.page-contact .channel--nav { border-top-color: var(--cyan); }
.page-contact .channel--data { border-top-color: var(--violet); }

.page-contact .channel:hover,
.page-contact .channel:focus-within {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, .45);
}

.page-contact .channel-index {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--muted);
  margin-bottom: 14px;
}

.page-contact .channel h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.4;
  margin: 0 0 12px;
}

.page-contact .channel p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.82;
  color: var(--muted);
}

.page-contact .channel .channel-hint {
  margin: 0;
  padding-top: 13px;
  border-top: 1px dashed var(--line);
  font-size: 14.5px;
  color: var(--text);
}

/* ---------- 通用区块 ---------- */
.page-contact .contact-block {
  margin-bottom: var(--contact-gap);
  padding-top: 32px;
  border-top: 1px solid var(--line);
}

.page-contact .block-head h2 {
  font-family: var(--font-display);
  font-size: clamp(23px, 3.6vw, 34px);
  font-weight: 700;
  line-height: 1.3;
  margin: 10px 0 0;
}

.page-contact .block-intro {
  margin: 14px 0 0;
  max-width: 58ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .block-split {
  display: grid;
  gap: 22px;
  margin-top: 26px;
}

/* ---------- 邮箱 / 电话 ---------- */
.page-contact .contact-method {
  position: relative;
  padding: 24px 22px 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
}

.page-contact .contact-method--phone {
  border-left-color: var(--orange);
}

.page-contact .method-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .method-value {
  margin: 12px 0 14px;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.4vw, 18px);
  line-height: 1.5;
  letter-spacing: .01em;
  word-break: break-all;
  font-variant-numeric: tabular-nums;
}

.page-contact .method-value--mail { color: var(--cyan); }
.page-contact .method-value--phone { color: var(--orange); }

.page-contact .method-note {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .method-note:last-child {
  margin-bottom: 0;
}

/* ---------- 通信地址 ---------- */
.page-contact .post-layout {
  display: grid;
  gap: 24px;
  margin-top: 30px;
}

.page-contact .address-plate {
  position: relative;
  padding: 26px 22px 22px;
  background: var(--paper);
  color: var(--ink);
  border: 1px solid var(--line);
}

.page-contact .address-plate::before {
  content: "通信地址";
  position: absolute;
  top: -10px;
  left: 16px;
  padding: 0 8px;
  background: var(--ink);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
}

.page-contact .address-line {
  margin: 0 0 12px;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.6;
  color: #0B1220;
}

.page-contact .address-note {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: #3a4a60;
}

.page-contact .post-side {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-contact .post-side p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 清单 ---------- */
.page-contact .checklist-layout {
  display: grid;
  gap: 26px;
  margin-top: 28px;
}

.page-contact .checklist-figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--panel);
}

.page-contact .checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .checklist-item {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 14px;
  padding: 17px 2px;
  border-bottom: 1px solid var(--line);
}

.page-contact .check-icon {
  display: block;
  margin-top: 3px;
  color: var(--lime);
}

.page-contact .check-icon svg {
  display: block;
}

.page-contact .check-title {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text);
}

.page-contact .check-desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 合作 ---------- */
.page-contact .partner-panel {
  margin-top: 26px;
  padding: 26px 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 3px solid var(--violet);
}

.page-contact .partner-panel p {
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.88;
  color: var(--muted);
  max-width: 66ch;
}

.page-contact .partner-meta {
  list-style: none;
  margin: 20px 0 0;
  padding: 16px 0 0;
  border-top: 1px dashed var(--line);
  display: grid;
  gap: 10px;
}

.page-contact .partner-meta li {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: baseline;
}

.page-contact .meta-key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
  min-width: 74px;
}

.page-contact .meta-val {
  font-family: var(--font-mono);
  font-size: 14.5px;
  color: var(--cyan);
  word-break: break-all;
}

.page-contact .partner-meta li:nth-child(2) .meta-val {
  color: var(--text);
}

/* ---------- 相关页面 ---------- */
.page-contact .contact-more {
  padding-top: 30px;
  border-top: 1px solid var(--line);
}

.page-contact .more-title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  color: var(--text);
}

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

.page-contact .more-links .btn {
  flex: 0 1 auto;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .contact-quick {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .contact-hero {
    padding: 44px 32px 36px;
  }

  .page-contact .checklist-item {
    padding: 19px 6px;
  }
}

@media (min-width: 900px) {
  .page-contact {
    --contact-gap: 84px;
  }

  .page-contact .contact-hero {
    padding: 54px 46px 44px;
  }

  .page-contact .channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-contact .block-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 24px;
  }

  .page-contact .post-layout {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: 30px;
    align-items: start;
  }

  .page-contact .checklist-layout {
    grid-template-columns: minmax(0, .88fr) minmax(0, 1.12fr);
    gap: 34px;
    align-items: start;
  }

  .page-contact .partner-panel {
    padding: 30px 34px;
  }

  .page-contact .contact-method {
    padding: 28px 26px 24px;
  }
}

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

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