.page-contact {
  --pc-body: rgba(230, 237, 245, 0.8);
  --pc-ink: #0B1220;
  --pc-rule: #C3CDD9;
  --pc-label: #5C6B80;
  background: var(--ink-900);
  color: var(--paper);
  overflow-x: hidden;
}

/* ============ 首屏 ============ */
.page-contact .pc-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background-color: var(--ink-900);
  background-image:
    repeating-linear-gradient(90deg, rgba(34, 48, 71, 0.5) 0 1px, transparent 1px 96px),
    repeating-linear-gradient(0deg, rgba(34, 48, 71, 0.5) 0 1px, transparent 1px 96px),
    radial-gradient(120% 80% at 88% -10%, rgba(56, 242, 208, 0.1), transparent 62%),
    linear-gradient(180deg, rgba(255, 107, 44, 0.08), transparent 48%);
}

.page-contact .pc-hero::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -8%;
  width: min(520px, 78vw);
  height: 165%;
  background: linear-gradient(180deg, rgba(255, 107, 44, 0.16), rgba(56, 242, 208, 0.06) 58%, transparent);
  transform: skewX(-16deg);
  pointer-events: none;
}

.page-contact .pc-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(28px, 5vw, 44px);
  padding-block: clamp(22px, 4vw, 44px) clamp(36px, 6vw, 80px);
}

.page-contact .pc-kicker {
  margin: clamp(18px, 3vw, 30px) 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--signal);
}

.page-contact .pc-title {
  margin: 12px 0 0;
  font-size: clamp(44px, 11vw, 104px);
  font-weight: 300;
  line-height: 0.94;
  letter-spacing: 0.04em;
  color: var(--paper);
}

.page-contact .pc-lede {
  margin: clamp(16px, 2.6vw, 24px) 0 0;
  max-width: 46ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.9;
  color: var(--paper);
  opacity: 0.84;
}

.page-contact .pc-wave {
  display: block;
  width: 100%;
  max-width: 520px;
  height: auto;
  margin: clamp(22px, 4vw, 38px) 0 0;
}

.page-contact .pc-facts {
  list-style: none;
  margin: clamp(22px, 3.5vw, 34px) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 0;
}

.page-contact .pc-facts li {
  flex: 1 1 132px;
  min-width: 0;
  border-left: 1px solid var(--line);
  padding: 2px 14px 2px 12px;
}

.page-contact .pc-fact-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-contact .pc-fact-label {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  line-height: 1.55;
  color: var(--metal);
}

/* ============ 联系信息卡 ============ */
.page-contact .pc-panel {
  position: relative;
  background: var(--ink-800);
  border: 1px solid var(--line);
  box-shadow:
    10px 10px 0 -1px rgba(242, 245, 248, 0.1),
    0 30px 70px rgba(0, 0, 0, 0.5);
}

.page-contact .pc-panel-media {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-panel-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.05);
}

.page-contact .pc-panel-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 4px 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--signal);
  background: rgba(7, 11, 20, 0.86);
  border: 1px solid var(--signal);
}

.page-contact .pc-paper {
  position: relative;
  z-index: 2;
  margin: -26px clamp(12px, 3vw, 20px) 0;
  padding: clamp(18px, 3vw, 26px);
  background: var(--card);
  color: var(--pc-ink);
  border: 1px solid var(--pc-rule);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45);
}

.page-contact .pc-paper-title {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--pc-ink);
}

.page-contact .pc-idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--signal);
  padding: 2px 6px;
  border: 1px solid rgba(255, 107, 44, 0.6);
}

.page-contact .pc-rows {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
}

.page-contact .pc-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 4px 10px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--pc-rule);
}

.page-contact .pc-row:last-child {
  border-bottom: none;
  padding-bottom: 2px;
}

.page-contact .pc-row-label {
  grid-column: 1 / -1;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--pc-label);
}

.page-contact .pc-row-value {
  font-family: var(--font-mono);
  font-size: clamp(14px, 2vw, 17px);
  letter-spacing: 0.02em;
  color: var(--pc-ink);
  overflow-wrap: anywhere;
}

.page-contact .pc-row-value--addr {
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.7;
  color: #26364C;
}

.page-contact .pc-copy {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  padding: 6px 9px;
  color: #2A3A50;
  background: transparent;
  border: 1px solid #9FB0C4;
  border-radius: var(--radius);
  cursor: pointer;
  transition: color 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .pc-copy:hover {
  background: var(--pc-ink);
  border-color: var(--pc-ink);
  color: var(--cyan-soft);
}

.page-contact .pc-copy:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}

.page-contact .pc-panel-foot {
  padding: 18px clamp(14px, 3vw, 22px) 22px;
}

.page-contact .pc-panel-foot p {
  display: flex;
  gap: 9px;
  align-items: flex-start;
  margin: 0;
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--metal);
}

.page-contact .pc-panel-foot .status-dot {
  flex: 0 0 auto;
  margin-top: 6px;
}

/* ============ 章节通用 ============ */
.page-contact .section {
  padding-block: clamp(44px, 7vw, 86px);
  border-bottom: 1px solid var(--line-soft);
}

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

.page-contact .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .pc-h2 {
  margin: 0;
  font-size: clamp(25px, 3.6vw, 38px);
  font-weight: 500;
  line-height: 1.28;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-contact .pc-h3 {
  margin: 0;
  font-size: clamp(16px, 2vw, 19px);
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--paper);
}

.page-contact .pc-sub {
  margin: 0;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--pc-body);
}

/* ============ 沟通准备 ============ */
.page-contact .pc-checklist {
  list-style: none;
  margin: clamp(24px, 4vw, 40px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .pc-checklist li {
  position: relative;
  padding: clamp(18px, 3vw, 26px) 0 clamp(18px, 3vw, 26px) clamp(46px, 7vw, 76px);
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-check-num {
  position: absolute;
  left: 0;
  top: clamp(18px, 3vw, 26px);
  display: grid;
  place-items: center;
  width: 34px;
  height: 24px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--signal);
  border: 1px solid rgba(255, 107, 44, 0.55);
}

.page-contact .pc-checklist h3 {
  margin: 0 0 8px;
  font-size: clamp(16px, 2vw, 20px);
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--paper);
}

.page-contact .pc-checklist p {
  margin: 0;
  max-width: 72ch;
  font-size: 14px;
  line-height: 1.85;
  color: var(--pc-body);
}

/* ============ 回复与服务 ============ */
.page-contact .pc-reply-grid {
  display: grid;
  gap: clamp(20px, 3.5vw, 32px);
  margin-top: clamp(24px, 4vw, 40px);
}

.page-contact .pc-reply-main {
  padding: clamp(20px, 3vw, 30px);
}

.page-contact .pc-timeline {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.page-contact .pc-timeline li {
  display: grid;
  gap: 6px 18px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
}

.page-contact .pc-timeline li:last-child {
  padding-bottom: 2px;
}

.page-contact .pc-time {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--signal);
}

.page-contact .pc-timeline p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--pc-body);
}

.page-contact .pc-reply-side {
  border-top: 2px solid var(--cyan);
  padding-top: 16px;
}

.page-contact .pc-tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0 0;
  padding: 0;
}

.page-contact .pc-tags .tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
}

.page-contact .pc-side-note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--metal);
}

/* ============ 栏目速查 ============ */
.page-contact .pc-ticks {
  position: relative;
  margin-top: clamp(24px, 4vw, 42px);
  padding-top: 16px;
  display: grid;
  gap: 0;
}

.page-contact .pc-ticks::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 8px;
  background-image: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 12px);
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-tick {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 18px 0;
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: background 0.25s var(--ease), color 0.25s var(--ease);
}

.page-contact .pc-tick-num {
  grid-row: 1 / span 2;
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-contact .pc-tick-name {
  font-size: clamp(17px, 2.2vw, 21px);
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--paper);
}

.page-contact .pc-tick-name::after {
  content: "→";
  margin-left: 8px;
  font-family: var(--font-mono);
  font-size: 0.8em;
  color: var(--cyan);
}

.page-contact .pc-tick-desc {
  font-size: 13px;
  line-height: 1.75;
  color: var(--metal);
}

.page-contact .pc-tick:hover,
.page-contact .pc-tick:focus-visible {
  background: rgba(56, 242, 208, 0.06);
  outline: none;
}

.page-contact .pc-tick:hover .pc-tick-name,
.page-contact .pc-tick:focus-visible .pc-tick-name {
  color: var(--cyan-soft);
}

/* ============ 收束带 ============ */
.page-contact .pc-outro {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-outro-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
}

.page-contact .pc-outro::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background: linear-gradient(100deg, rgba(7, 11, 20, 0.96) 12%, rgba(7, 11, 20, 0.76) 58%, rgba(7, 11, 20, 0.4));
}

.page-contact .pc-outro-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 14px;
  padding-block: clamp(48px, 8vw, 88px);
}

.page-contact .pc-outro h2 {
  margin: 0;
  font-size: clamp(23px, 3.4vw, 36px);
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-contact .pc-outro p {
  margin: 0;
  max-width: 56ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--pc-body);
}

.page-contact .pc-outro-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 6px;
}

.page-contact .btn {
  text-decoration: none;
}

/* ============ 断点 ============ */
@media (min-width: 640px) {
  .page-contact .pc-timeline li {
    grid-template-columns: 128px minmax(0, 1fr);
    align-items: baseline;
  }

  .page-contact .pc-checklist li {
    padding-right: clamp(0px, 3vw, 40px);
  }
}

@media (min-width: 900px) {
  .page-contact .pc-hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 440px);
    align-items: start;
    gap: clamp(32px, 4vw, 64px);
  }

  .page-contact .pc-reply-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.85fr);
    align-items: start;
  }

  .page-contact .pc-reply-side {
    border-top: none;
    border-left: 2px solid var(--cyan);
    padding-top: 0;
    padding-left: 24px;
  }
}

@media (min-width: 960px) {
  .page-contact .pc-ticks {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .pc-tick {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
    padding: 22px 20px 26px;
    border-bottom: none;
    border-left: 1px solid var(--line);
  }

  .page-contact .pc-tick:first-child {
    border-left: none;
    padding-left: 0;
  }

  .page-contact .pc-tick-num {
    grid-row: auto;
    padding-top: 0;
  }

  .page-contact .pc-tick-desc {
    margin-top: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-tick,
  .page-contact .pc-copy {
    transition: none;
  }
}
<<<END>>>