.page-contact {
  --pc-line: rgba(216, 169, 75, 0.24);
  --pc-line-strong: rgba(216, 169, 75, 0.5);
  --pc-surface: rgba(18, 41, 74, 0.62);
  --pc-surface-deep: rgba(10, 26, 47, 0.82);
  --pc-gap: 24px;
  color: var(--parchment);
}

/* ---------- 面包屑 ---------- */
.page-contact .pc-crumb-wrap {
  padding-top: 18px;
  padding-bottom: 6px;
}

.page-contact .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: var(--fs-14);
  color: var(--mist);
}

.page-contact .breadcrumb-item + .breadcrumb-item::before {
  content: "／";
  margin-right: 8px;
  color: var(--gold-line);
}

.page-contact .breadcrumb-item a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-contact .breadcrumb-item a:hover {
  color: var(--gold-hi);
  border-bottom-color: var(--gold-hi);
}

.page-contact .breadcrumb-item[aria-current="page"] {
  color: var(--parchment);
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  overflow: hidden;
  padding: 30px 0 46px;
  border-bottom: 3px solid var(--gold);
  background:
    radial-gradient(130% 90% at 88% -10%, rgba(216, 169, 75, 0.16), transparent 58%),
    radial-gradient(90% 70% at 0% 110%, rgba(47, 163, 122, 0.12), transparent 62%),
    linear-gradient(180deg, var(--ink-950) 0%, var(--ink-900) 68%, var(--ink-950) 100%);
}

.page-contact .pc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    0deg,
    rgba(237, 230, 214, 0.045) 0 1px,
    transparent 1px 28px
  );
}

.page-contact .pc-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-contact .pc-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 7.6vw, 66px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--parchment);
}

.page-contact .pc-h1-em {
  position: relative;
  color: var(--gold-hi);
  background-image: linear-gradient(180deg, transparent 74%, rgba(216, 169, 75, 0.42) 74%);
}

.page-contact .pc-hero .lede {
  margin-top: 18px;
  max-width: 60ch;
  color: rgba(237, 230, 214, 0.86);
}

.page-contact .pc-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .pc-hero-panel {
  align-self: end;
  border: 2px solid var(--pc-line-strong);
  border-top-width: 6px;
  border-top-color: var(--gold);
  background: var(--pc-surface-deep);
  box-shadow: var(--shadow-hard);
  padding: 6px 20px;
}

.page-contact .pc-hero-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  align-items: baseline;
  padding: 16px 0;
  border-bottom: 1px dashed var(--pc-line);
}

.page-contact .pc-hero-row:last-child {
  border-bottom: 0;
}

.page-contact .pc-key {
  flex: 0 0 auto;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--jade);
}

.page-contact .pc-hero-val {
  font-size: clamp(15px, 3.4vw, 20px);
  font-weight: 600;
  color: var(--gold-hi);
  word-break: break-all;
}

.page-contact .pc-hero-note {
  font-size: var(--fs-17);
  color: var(--parchment);
}

/* ---------- 通用标题 ---------- */
.page-contact .pc-head h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(23px, 4.4vw, 34px);
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--parchment);
}

.page-contact .pc-head .lede {
  margin-top: 14px;
  max-width: 64ch;
  color: rgba(237, 230, 214, 0.8);
}

.page-contact .pc-head--tight h2 {
  font-size: clamp(21px, 4vw, 27px);
}

.page-contact .pc-muted {
  margin-top: 12px;
  color: var(--mist);
  font-size: var(--fs-17);
  line-height: 1.8;
}

/* ---------- 通道 ---------- */
.page-contact .pc-channels {
  padding-top: 54px;
  padding-bottom: 46px;
}

.page-contact .pc-channels-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
  margin-top: 34px;
}

.page-contact .pc-channel-card {
  position: relative;
  border: 2px solid var(--pc-line);
  border-left: 6px solid var(--gold);
  background: linear-gradient(135deg, rgba(18, 41, 74, 0.9), rgba(10, 26, 47, 0.92));
  box-shadow: var(--shadow-hard-sm);
  padding: 24px 20px;
  transition: border-color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-contact .pc-channel-card + .pc-channel-card {
  margin-top: 26px;
}

.page-contact .pc-channel-card--alt {
  border-left-color: var(--jade);
}

.page-contact .pc-channel-card:hover {
  border-color: var(--gold-hi);
  transform: translateY(-3px);
}

.page-contact .pc-channel-head {
  display: grid;
  gap: 10px;
}

.page-contact .pc-channel-head h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(18px, 3.2vw, 21px);
  line-height: 1.35;
  color: var(--parchment);
}

.page-contact .pc-channel-value {
  margin: 18px 0 0;
  padding: 14px 0;
  border-top: 1px solid var(--pc-line);
  border-bottom: 1px solid var(--pc-line);
  font-size: clamp(16px, 3.6vw, 24px);
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--gold-hi);
  word-break: break-all;
}

.page-contact .pc-channel-desc {
  margin: 16px 0 0;
  font-size: var(--fs-17);
  line-height: 1.85;
  color: rgba(237, 230, 214, 0.84);
}

.page-contact .pc-channel-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.page-contact .pc-channel-visual {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-contact .pc-visual-frame {
  border-width: 3px;
}

.page-contact .pc-visual-caption {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--mist);
  text-align: right;
}

/* ---------- 错层双栏 ---------- */
.page-contact .pc-split {
  padding-top: 46px;
  padding-bottom: 46px;
  border-top: 1px solid var(--pc-line);
  border-bottom: 1px solid var(--pc-line);
  background:
    linear-gradient(180deg, rgba(110, 43, 62, 0.16), transparent 42%),
    linear-gradient(180deg, var(--ink-950), var(--ink-800) 50%, var(--ink-950));
}

.page-contact .pc-split-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 42px;
}

.page-contact .pc-checklist {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .pc-check {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 6px 12px;
  align-items: start;
  border: 1px solid var(--pc-line);
  background: var(--pc-surface-deep);
  padding: 16px 18px;
  min-height: 44px;
  transition: border-color 0.18s var(--ease), background 0.18s var(--ease);
}

.page-contact .pc-check:hover {
  border-color: var(--gold-hi);
  background: rgba(18, 41, 74, 0.85);
}

.page-contact .pc-idx {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--pc-line-strong);
  font-size: 14px;
  font-weight: 600;
  color: var(--jade);
}

.page-contact .pc-check strong {
  display: block;
  font-size: var(--fs-17);
  font-weight: 700;
  color: var(--parchment);
  line-height: 1.6;
}

.page-contact .pc-check p {
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(237, 230, 214, 0.76);
}

.page-contact .pc-col-right {
  min-width: 0;
}

/* ---------- 时间线 ---------- */
.page-contact .pc-tl {
  margin-top: 26px;
  display: grid;
  gap: 14px;
}

.page-contact .pc-tl-item {
  position: relative;
  border: 2px solid var(--pc-line);
  background: var(--pc-surface-deep);
  padding-left: 34px;
  transition: border-color 0.18s var(--ease);
}

.page-contact .pc-tl-item:hover {
  border-color: var(--gold-hi);
}

.page-contact .pc-tl-item::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 26px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--ink-900);
  border: 2px solid var(--jade);
  z-index: 1;
}

.page-contact .pc-tl-item::after {
  content: "";
  position: absolute;
  left: 19px;
  top: 42px;
  bottom: -16px;
  width: 2px;
  background: var(--pc-line);
}

.page-contact .pc-tl-item:last-child::after {
  display: none;
}

.page-contact .pc-tl-item--now {
  border-color: var(--pc-line-strong);
  background: linear-gradient(120deg, rgba(198, 56, 110, 0.14), rgba(10, 26, 47, 0.9) 62%);
}

.page-contact .pc-tl-item--now::before {
  background: var(--magenta);
  border-color: var(--gold-hi);
  box-shadow: 0 0 0 5px rgba(198, 56, 110, 0.16);
}

.page-contact .pc-tl-trigger {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 6px 12px;
  align-items: center;
  width: 100%;
  min-height: 44px;
  padding: 18px 18px 18px 4px;
  background: none;
  border: 0;
  color: inherit;
  text-align: left;
  cursor: pointer;
  font: inherit;
}

.page-contact .pc-tl-date {
  grid-column: 1 / -1;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-contact .pc-tl-item--now .pc-tl-date {
  color: var(--gold-hi);
}

.page-contact .pc-tl-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--fs-17);
  line-height: 1.5;
  color: var(--parchment);
}

.page-contact .pc-tl-badge {
  justify-self: start;
  align-self: center;
}

.page-contact .pc-tl-panel {
  padding: 0 18px 20px 4px;
}

.page-contact .pc-tl-panel p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(237, 230, 214, 0.78);
}

/* ---------- 标签云 ---------- */
.page-contact .pc-topics {
  padding-top: 50px;
  padding-bottom: 46px;
}

.page-contact .pc-tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 14px;
  align-items: center;
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
}

.page-contact .pc-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 10px 16px;
  border: 2px solid var(--pc-line);
  background: var(--pc-surface);
  color: var(--parchment);
  font-size: 15px;
  text-decoration: none;
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-contact .pc-tag--md {
  font-size: var(--fs-17);
  padding: 12px 20px;
}

.page-contact .pc-tag--lg {
  font-size: var(--fs-17);
  padding: 14px 24px;
  border-color: var(--pc-line-strong);
  box-shadow: var(--shadow-hard-sm);
}

.page-contact .pc-tag-num {
  font-size: 12px;
  font-weight: 600;
  color: var(--jade);
}

.page-contact .pc-tag:hover {
  border-color: var(--gold-hi);
  color: var(--gold-hi);
  transform: translateY(-2px);
}

.page-contact .pc-tag:hover .pc-tag-num {
  color: var(--gold-hi);
}

/* ---------- 区域 ---------- */
.page-contact .pc-region {
  padding-top: 46px;
  padding-bottom: 46px;
  border-top: 1px solid var(--pc-line);
}

.page-contact .pc-region-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  margin-top: 32px;
}

.page-contact .pc-region-card {
  border: 2px solid var(--pc-line);
  border-top-width: 6px;
  background: var(--pc-surface-deep);
  padding: 24px 20px;
  box-shadow: var(--shadow-hard-sm);
}

.page-contact .pc-region-card--south {
  border-top-color: var(--jade);
}

.page-contact .pc-region-card--north {
  border-top-color: var(--gold);
}

.page-contact .pc-region-card h3 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(18px, 3.2vw, 21px);
  line-height: 1.4;
  color: var(--parchment);
}

.page-contact .pc-region-card p {
  margin: 12px 0 0;
  font-size: var(--fs-17);
  line-height: 1.85;
  color: rgba(237, 230, 214, 0.82);
}

.page-contact .pc-region-meta {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--gold);
}

/* ---------- 备案条 ---------- */
.page-contact .pc-record-section {
  padding-bottom: 56px;
}

.page-contact .pc-record {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border: 3px solid var(--gold);
  background:
    linear-gradient(100deg, rgba(110, 43, 62, 0.5), rgba(10, 26, 47, 0.94) 46%),
    var(--ink-900);
  box-shadow: var(--shadow-hard);
}

.page-contact .pc-record-block {
  padding: 22px 20px;
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .pc-record-block:last-child {
  border-bottom: 0;
}

.page-contact .pc-record-key {
  margin: 0;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-contact .pc-record-val {
  margin: 10px 0 0;
  font-size: var(--fs-17);
  line-height: 1.75;
  color: var(--parchment);
  word-break: break-word;
}

.page-contact .pc-record-val--mono {
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--gold-hi);
}

.page-contact .pc-record-note {
  margin: 20px 0 0;
  max-width: 70ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 760px) {
  .page-contact {
    --pc-gap: 32px;
  }

  .page-contact .pc-record {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .pc-record-block {
    border-bottom: 0;
    border-right: 1px solid var(--pc-line);
  }

  .page-contact .pc-record-block:last-child {
    border-right: 0;
  }

  .page-contact .pc-region-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px;
  }

  .page-contact .pc-check {
    grid-template-columns: 46px 1fr;
    padding: 18px 22px;
  }
}

@media (min-width: 960px) {
  .page-contact .pc-hero {
    padding: 40px 0 62px;
  }

  .page-contact .pc-hero-inner {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr);
    gap: 56px;
    align-items: end;
  }

  .page-contact .pc-channels {
    padding-top: 70px;
    padding-bottom: 60px;
  }

  .page-contact .pc-channels-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    gap: 52px;
    align-items: start;
  }

  .page-contact .pc-channel-visual {
    margin-top: 46px;
  }

  .page-contact .pc-split-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 60px;
    align-items: start;
  }

  .page-contact .pc-col-left {
    margin-top: 0;
  }

  .page-contact .pc-col-right {
    margin-top: 78px;
  }

  .page-contact .pc-record-block {
    padding: 26px 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-channel-card,
  .page-contact .pc-tag,
  .page-contact .pc-check,
  .page-contact .pc-tl-item {
    transition: none;
  }

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