.page-contact {
  --pc-sticky: 62px;
  --pc-radius: var(--radius-md);
  background: var(--graphite);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.8;
  padding-bottom: clamp(48px, 8vw, 96px);
  overflow-wrap: break-word;
}

.page-contact .pc-inner {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.page-contact .breadcrumb {
  max-width: 1200px;
  margin-inline: auto;
  padding: 18px var(--gutter) 0;
  font-size: 13px;
  color: var(--ink-dim);
}

.page-contact .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

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

.page-contact .breadcrumb-list a {
  color: var(--ink-dim);
  text-decoration: none;
}

.page-contact .breadcrumb-list a:hover,
.page-contact .breadcrumb-list a:focus-visible {
  color: var(--cyan);
}

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

.page-contact .pc-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--orange-soft);
}

.page-contact .pc-kicker-dot {
  width: 18px;
  height: 3px;
  border-radius: var(--pill);
  background: linear-gradient(90deg, var(--orange), var(--cyan));
}

.page-contact .pc-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 5vw, 56px) 0 clamp(32px, 5vw, 64px);
  background:
    radial-gradient(120% 100% at 88% -20%, rgba(255, 107, 44, 0.2), transparent 62%),
    linear-gradient(180deg, var(--abyss) 0%, var(--graphite) 82%);
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .pc-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(90, 110, 130, 0.14) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(0deg, rgba(90, 110, 130, 0.1) 0 1px, transparent 1px 64px);
  pointer-events: none;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.8), transparent 78%);
}

.page-contact .pc-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-contact h1 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(28px, 6.2vw, 56px);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.page-contact h1 em {
  display: block;
  margin-top: 6px;
  font-style: normal;
  color: var(--orange);
  text-shadow: 0 0 40px rgba(255, 107, 44, 0.28);
}

.page-contact .pc-lede {
  max-width: 46em;
  margin: 0 0 24px;
  font-size: 15px;
  color: var(--ink-dim);
}

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

.page-contact .pc-hero-actions .btn {
  padding: 11px 24px;
  font-size: 14px;
  border-radius: var(--pill);
  text-decoration: none;
}

.page-contact .pc-hero-aside {
  display: grid;
  gap: 16px;
  align-content: end;
  padding-top: 8px;
  border-top: 1px solid var(--line-soft);
}

.page-contact .pc-fact {
  display: grid;
  gap: 4px;
  padding-left: 16px;
  border-left: 2px solid rgba(255, 107, 44, 0.6);
}

.page-contact .pc-fact:last-child {
  border-left-color: rgba(47, 227, 210, 0.6);
}

.page-contact .pc-fact-num {
  font-family: var(--font-mono);
  font-size: clamp(22px, 3.4vw, 30px);
  font-weight: 500;
  line-height: 1.2;
  color: var(--orange-soft);
}

.page-contact .pc-fact:last-child .pc-fact-num {
  color: var(--cyan);
}

.page-contact .pc-fact-label {
  font-size: 13px;
  color: var(--ink-dim);
}

.page-contact section + section {
  border-top: 1px solid var(--line-soft);
}

.page-contact .pc-stream,
.page-contact .pc-anatomy,
.page-contact .pc-channels,
.page-contact .pc-flow,
.page-contact .pc-next {
  padding-block: clamp(36px, 6vw, 76px);
  scroll-margin-top: 84px;
}

.page-contact .pc-section-head {
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-contact h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.4vw, 36px);
  font-weight: 900;
  line-height: 1.2;
}

.page-contact .pc-section-lede {
  max-width: 52em;
  margin: 0;
  font-size: 14px;
  color: var(--ink-dim);
}

.page-contact .pc-figure {
  margin: 0 0 clamp(20px, 3vw, 30px);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--abyss);
}

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

.page-contact .pc-figure--wide img {
  aspect-ratio: 3 / 2;
}

.page-contact .pc-figure--square img {
  aspect-ratio: 1 / 1;
}

.page-contact .pc-figure figcaption {
  padding: 12px 18px;
  font-size: 12px;
  color: var(--ink-dim);
  border-top: 1px solid var(--line-soft);
  background: rgba(15, 33, 54, 0.6);
}

.page-contact .pc-rail {
  position: sticky;
  top: var(--pc-sticky);
  z-index: 5;
  display: flex;
  gap: 8px;
  margin: 0 -2px 22px;
  padding: 10px 2px;
  overflow-x: auto;
  background: linear-gradient(180deg, rgba(10, 22, 34, 0.97), rgba(10, 22, 34, 0.88));
  border-bottom: 1px solid var(--line-soft);
  scrollbar-width: none;
}

.page-contact .pc-rail::-webkit-scrollbar {
  display: none;
}

.page-contact .pc-chip {
  flex: 0 0 auto;
  padding: 7px 18px;
  font-size: 13px;
  color: var(--ink-dim);
  text-decoration: none;
  border: 1px solid var(--line-mid);
  border-radius: var(--pill);
  transition: color 180ms var(--ease), border-color 180ms var(--ease), background 180ms var(--ease);
}

.page-contact .pc-chip:hover,
.page-contact .pc-chip:focus-visible {
  color: var(--ink);
  border-color: var(--cyan);
}

.page-contact .pc-chip--on {
  color: var(--graphite);
  background: var(--orange);
  border-color: var(--orange);
  font-weight: 500;
}

.page-contact .pc-group + .pc-group {
  margin-top: clamp(26px, 4vw, 40px);
  padding-top: clamp(20px, 3vw, 30px);
  border-top: 1px dashed var(--line-soft);
}

.page-contact .pc-group {
  scroll-margin-top: 130px;
}

.page-contact .pc-group-title {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 900;
}

.page-contact .pc-group-count {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-dim);
  border-bottom: 1px solid var(--line-mid);
}

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

.page-contact .record {
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--pc-radius);
  transition: border-color 180ms var(--ease), background 180ms var(--ease);
}

.page-contact .record:hover {
  border-color: var(--line-mid);
}

.page-contact .record[open] {
  background: var(--surface-2);
  border-color: rgba(47, 227, 210, 0.34);
}

.page-contact .pc-record-head {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

.page-contact .pc-record-head::-webkit-details-marker {
  display: none;
}

.page-contact .pc-record-time {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  border-bottom: 1px dashed rgba(47, 227, 210, 0.45);
  justify-self: start;
}

.page-contact .pc-record-state {
  padding: 2px 10px;
  font-size: 11px;
  border-radius: var(--pill);
  border: 1px solid transparent;
  white-space: nowrap;
}

.page-contact .state-pending {
  color: var(--orange-soft);
  background: rgba(255, 107, 44, 0.12);
  border-color: rgba(255, 107, 44, 0.34);
}

.page-contact .state-sorted {
  color: var(--cyan);
  background: rgba(47, 227, 210, 0.1);
  border-color: rgba(47, 227, 210, 0.32);
}

.page-contact .state-archived {
  color: var(--ink-dim);
  background: rgba(90, 110, 130, 0.16);
  border-color: rgba(90, 110, 130, 0.42);
}

.page-contact .pc-record-title {
  grid-column: 1 / -1;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.55;
  color: var(--ink);
}

.page-contact .pc-record-hint {
  grid-column: 1 / -1;
  justify-self: end;
  font-size: 12px;
  color: var(--ink-dim);
}

.page-contact .pc-record-hint::before {
  content: "展开详情";
}

.page-contact .record[open] .pc-record-hint::before {
  content: "收起";
}

.page-contact .pc-record-hint::after {
  content: "▾";
  display: inline-block;
  margin-left: 6px;
  transition: transform 180ms var(--ease);
}

.page-contact .record[open] .pc-record-hint::after {
  transform: rotate(180deg);
}

.page-contact .pc-record-body {
  padding: 0 18px 18px;
  border-top: 1px solid var(--line-soft);
}

.page-contact .pc-record-meta {
  display: grid;
  gap: 10px;
  margin: 16px 0;
}

.page-contact .pc-record-meta dt {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--line);
}

.page-contact .pc-record-meta dd {
  margin: 2px 0 0;
  font-size: 13px;
  color: var(--ink);
}

.page-contact .pc-record-body p {
  margin: 0;
  font-size: 14px;
  color: var(--ink-dim);
}

.page-contact .pc-anatomy {
  background: linear-gradient(180deg, rgba(22, 50, 79, 0.28), transparent 70%);
}

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

.page-contact .pc-anatomy-list > li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: 18px;
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--pc-radius);
}

.page-contact .pc-anatomy-num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--orange);
  border-bottom: 1px solid rgba(255, 107, 44, 0.5);
  line-height: 1.6;
}

.page-contact .pc-anatomy-list h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 900;
}

.page-contact .pc-anatomy-list p {
  margin: 0;
  font-size: 14px;
  color: var(--ink-dim);
}

.page-contact .pc-split {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
}

.page-contact .pc-split-main {
  display: grid;
  gap: 12px;
}

.page-contact .channel-card {
  padding: 20px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-soft);
  background: linear-gradient(160deg, rgba(22, 50, 79, 0.8), rgba(15, 33, 54, 0.6));
  border-left: 3px solid var(--orange);
}

.page-contact .channel-card--phone {
  border-left-color: var(--cyan);
}

.page-contact .channel-card--addr {
  border-left-color: var(--line);
}

.page-contact .channel-label {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--ink-dim);
}

.page-contact .channel-value {
  margin: 0 0 10px;
  font-size: 16px;
  font-weight: 500;
  color: var(--ink);
  border-bottom: 1px solid rgba(47, 227, 210, 0.4);
  display: inline-block;
  padding-bottom: 2px;
}

.page-contact .channel-card--addr .channel-value {
  border-bottom-color: var(--line-mid);
  font-size: 15px;
  line-height: 1.6;
}

.page-contact .channel-desc {
  margin: 0;
  font-size: 14px;
  color: var(--ink-dim);
}

.page-contact .pc-split-aside {
  padding: 24px 20px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 107, 44, 0.28);
  background:
    radial-gradient(100% 80% at 100% 0%, rgba(255, 107, 44, 0.16), transparent 65%),
    rgba(10, 22, 34, 0.72);
}

.page-contact .pc-split-aside h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 900;
}

.page-contact .pc-time-big {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: clamp(40px, 8vw, 56px);
  line-height: 1;
  color: var(--orange);
}

.page-contact .pc-time-big span {
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--ink-dim);
}

.page-contact .pc-aside-lede {
  margin: 0 0 16px;
  font-size: 14px;
  color: var(--ink-dim);
}

.page-contact .pc-mini-list {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-contact .pc-mini-list li {
  position: relative;
  padding-left: 16px;
  font-size: 13px;
  color: var(--ink-dim);
}

.page-contact .pc-mini-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-contact .pc-aside-link {
  display: inline-block;
  font-size: 14px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 227, 210, 0.45);
}

.page-contact .pc-aside-link:hover,
.page-contact .pc-aside-link:focus-visible {
  color: var(--orange-soft);
  border-bottom-color: rgba(255, 162, 107, 0.6);
}

.page-contact .pc-flow {
  background: linear-gradient(180deg, rgba(27, 74, 107, 0.2), transparent 72%);
}

.page-contact .pc-flow-grid {
  display: grid;
  gap: clamp(22px, 3vw, 34px);
}

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

.page-contact .flow-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: 18px;
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--orange-soft);
  border-radius: var(--pc-radius);
}

.page-contact .flow-step--sorted {
  border-left-color: var(--cyan);
}

.page-contact .flow-step--archived {
  border-left-color: var(--line);
}

.page-contact .flow-num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--orange-soft);
  border-bottom: 1px solid rgba(255, 162, 107, 0.5);
  line-height: 1.6;
}

.page-contact .flow-step--sorted .flow-num {
  color: var(--cyan);
  border-bottom-color: rgba(47, 227, 210, 0.5);
}

.page-contact .flow-step--archived .flow-num {
  color: var(--line);
  border-bottom-color: var(--line-mid);
}

.page-contact .flow-step h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 900;
}

.page-contact .flow-step p {
  margin: 0;
  font-size: 14px;
  color: var(--ink-dim);
}

.page-contact .pc-flow .pc-figure {
  margin: 0;
}

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

.page-contact .next-card {
  display: grid;
  gap: 6px;
  padding: 20px;
  text-decoration: none;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-soft);
  background: var(--surface);
  transition: border-color 180ms var(--ease), transform 180ms var(--ease), background 180ms var(--ease);
}

.page-contact .next-card:hover,
.page-contact .next-card:focus-visible {
  border-color: var(--cyan);
  background: var(--surface-2);
  transform: translateY(-2px);
}

.page-contact .next-kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--orange-soft);
}

.page-contact .next-title {
  font-size: 15px;
  font-weight: 500;
  line-height: 1.55;
  color: var(--ink);
}

.page-contact .next-go {
  margin-top: 6px;
  font-size: 13px;
  color: var(--cyan);
}

.page-contact .next-go::after {
  content: " →";
}

.page-contact .pc-next-foot {
  margin: 18px 0 0;
  font-size: 13px;
  color: var(--ink-dim);
}

.page-contact .pc-next-foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 227, 210, 0.45);
}

.page-contact .pc-next-foot a:hover,
.page-contact .pc-next-foot a:focus-visible {
  color: var(--orange-soft);
}

@media (min-width: 720px) {
  .page-contact {
    --pc-sticky: 72px;
  }

  .page-contact .pc-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 3fr);
    align-items: end;
  }

  .page-contact .pc-hero-aside {
    border-top: 0;
    padding-top: 0;
  }

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

  .page-contact .pc-anatomy-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .pc-split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
  }

  .page-contact .pc-flow-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 4fr);
    align-items: start;
  }

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

@media (min-width: 1024px) {
  .page-contact h1 {
    letter-spacing: -0.02em;
  }

  .page-contact .pc-record-head {
    grid-template-columns: auto 1fr auto;
    align-items: center;
    padding: 18px 22px;
  }

  .page-contact .pc-record-time {
    grid-column: 1;
  }

  .page-contact .pc-record-title {
    grid-column: 2;
    grid-row: 1;
    margin: 0;
  }

  .page-contact .pc-record-state {
    grid-column: 3;
    grid-row: 1;
  }

  .page-contact .pc-record-hint {
    grid-column: 2 / -1;
    grid-row: 2;
  }

  .page-contact .pc-record-body {
    padding: 0 22px 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .next-card,
  .page-contact .pc-chip,
  .page-contact .pc-record-hint::after,
  .page-contact .record {
    transition: none;
  }

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