.page-contact {
  --contact-gap: clamp(20px, 4vw, 44px);
  --contact-pad: clamp(44px, 7vw, 92px);
  background: var(--ink-900);
  color: var(--fog-100);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  padding: calc(var(--header-h) + 18px) var(--gut) 0;
  max-width: var(--shell);
  margin: 0 auto;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--rock-300);
}

.page-contact .breadcrumb [aria-current="page"] {
  color: var(--cyan-400);
}

.page-contact h1,
.page-contact h2,
.page-contact h3 {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0;
}

.page-contact .eyebrow {
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan-400);
  margin: 0 0 14px;
}

.page-contact .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: 32px 0 var(--contact-pad);
  background:
    radial-gradient(circle at 86% 8%, rgba(53, 224, 212, 0.16), transparent 54%),
    radial-gradient(circle at 6% 92%, rgba(243, 182, 94, 0.12), transparent 48%),
    var(--ink-900);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(167, 182, 196, 0.07) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(167, 182, 196, 0.07) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 78%);
}

.page-contact .contact-hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--contact-gap);
  align-items: end;
}

.page-contact .contact-hero-copy h1 {
  font-size: clamp(38px, 9.4vw, 84px);
  line-height: 0.98;
  color: var(--fog-100);
  margin-bottom: 20px;
  text-wrap: balance;
}

.page-contact .contact-hero-lead {
  max-width: 46ch;
  margin: 0 0 26px;
  font-size: clamp(16px, 2.2vw, 18px);
  line-height: 1.8;
  color: var(--rock-300);
}

.page-contact .contact-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 32px;
}

.page-contact .contact-hero-actions .btn {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 24px;
  border-radius: var(--radius-pill);
  font-size: 15px;
  transition: transform var(--dur) var(--ease), background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .contact-hero-actions .btn--accent {
  background: var(--cyan-400);
  color: var(--ink-950);
  border: 1px solid var(--cyan-400);
  font-weight: 700;
}

.page-contact .contact-hero-actions .btn--ghost {
  background: transparent;
  color: var(--fog-100);
  border: 1px solid var(--line-mid);
}

.page-contact .contact-hero-actions .btn:hover {
  transform: translateY(-4px);
}

.page-contact .contact-hero-actions .btn--ghost:hover {
  border-color: var(--cyan-400);
  color: var(--cyan-400);
}

.page-contact .contact-hero-stats {
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .contact-hero-stats li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .stat-num {
  font-size: 20px;
  font-weight: 700;
  color: var(--cyan-400);
  letter-spacing: 0.02em;
}

.page-contact .stat-label {
  font-size: 13px;
  color: var(--rock-300);
}

.page-contact .contact-hero-media {
  margin: 0;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-soft);
  overflow: hidden;
  background: var(--ink-800);
  box-shadow: 0 24px 60px rgba(6, 14, 25, 0.6);
}

.page-contact .contact-hero-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

/* ---------- 渠道 + 准备 ---------- */
.page-contact .contact-console {
  padding: var(--contact-pad) 0;
  background: var(--ink-800);
  border-top: 1px solid var(--line-soft);
}

.page-contact .console-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 6vw, 56px);
}

.page-contact .console-head h2,
.page-contact .console-prep h2 {
  font-size: clamp(26px, 4.4vw, 36px);
  line-height: 1.16;
  color: var(--fog-100);
  margin-bottom: 12px;
}

.page-contact .console-lead {
  max-width: 40ch;
  margin: 0 0 26px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--rock-300);
}

.page-contact .channel-card {
  position: relative;
  padding: 24px 22px;
  margin-bottom: 16px;
  border-radius: var(--radius-lg);
  background: linear-gradient(155deg, var(--ink-700), var(--ink-800) 82%);
  border: 1px solid var(--line-soft);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  transform: translateY(-4px);
  border-color: var(--cyan-600);
}

.page-contact .channel-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.page-contact .channel-index {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--cyan-400);
}

.page-contact .channel-card .tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line-mid);
  font-size: 12px;
  color: var(--rock-300);
  white-space: nowrap;
}

.page-contact .channel-card h3 {
  font-size: clamp(22px, 3.4vw, 27px);
  color: var(--fog-100);
  margin-bottom: 8px;
}

.page-contact .channel-value {
  margin: 0 0 14px;
  font-size: clamp(14px, 2.6vw, 17px);
  color: var(--fog-100);
  word-break: break-all;
  letter-spacing: 0.01em;
}

.page-contact .copy-btn {
  appearance: none;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  padding: 8px 16px;
  margin-bottom: 14px;
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--cyan-400);
  border: 1px solid var(--cyan-600);
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact .copy-btn:hover {
  background: var(--cyan-400);
  color: var(--ink-950);
}

.page-contact .copy-btn[data-copied] {
  border-color: var(--amber-400);
  color: var(--amber-400);
  background: transparent;
}

.page-contact .channel-fit {
  margin: 0 0 8px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--fog-100);
}

.page-contact .channel-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--rock-300);
  padding-top: 10px;
  border-top: 1px dashed var(--line-soft);
}

.page-contact .channel-link,
.page-contact .prep-link,
.page-contact .partners-link {
  display: inline-block;
  margin: 0 0 12px;
  font-size: 14px;
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-600);
  padding-bottom: 2px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .channel-link:hover,
.page-contact .prep-link:hover,
.page-contact .partners-link:hover {
  color: var(--fog-100);
  border-color: var(--fog-100);
}

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

.page-contact .prep-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .prep-num {
  font-size: 12px;
  color: var(--cyan-400);
  padding-top: 4px;
}

.page-contact .prep-body h3 {
  font-size: 18px;
  color: var(--fog-100);
  margin-bottom: 6px;
  font-family: var(--font-body);
  font-weight: 600;
  letter-spacing: 0;
}

.page-contact .prep-body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--rock-300);
}

.page-contact .prep-hint {
  margin-top: 24px;
  padding: 20px 22px;
  border-radius: var(--radius-md);
  background: rgba(243, 182, 94, 0.08);
  border-left: 3px solid var(--amber-400);
}

.page-contact .prep-hint p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--fog-100);
}

.page-contact .prep-hint .prep-link {
  margin: 0;
  font-size: 13px;
}

/* ---------- 响应时间 ---------- */
.page-contact .contact-response {
  padding: var(--contact-pad) 0;
  background: var(--ink-900);
  border-top: 1px solid var(--line-soft);
}

.page-contact .response-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 48px);
}

.page-contact .response-copy h2 {
  font-size: clamp(26px, 4.4vw, 36px);
  color: var(--fog-100);
  margin-bottom: 12px;
  line-height: 1.16;
}

.page-contact .response-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .response-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: 16px 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .resp-num {
  font-size: 12px;
  color: var(--cyan-400);
  padding-top: 5px;
}

.page-contact .response-list p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--rock-300);
}

.page-contact .response-list strong {
  color: var(--fog-100);
  font-weight: 600;
}

.page-contact .response-urgent {
  padding: clamp(22px, 4vw, 32px);
  border-radius: var(--radius-lg);
  background: var(--ink-800);
  border: 1px solid var(--line-soft);
  border-top: 3px solid var(--amber-400);
}

.page-contact .urgent-label {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber-400);
}

.page-contact .response-urgent h3 {
  font-size: clamp(20px, 3vw, 24px);
  color: var(--fog-100);
  margin-bottom: 12px;
}

.page-contact .response-urgent p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--rock-300);
}

.page-contact .response-urgent .btn {
  display: inline-flex;
  align-items: center;
  padding: 12px 22px;
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--cyan-400);
  border: 1px solid var(--cyan-600);
  font-size: 14px;
  text-decoration: none;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact .response-urgent .btn:hover {
  background: var(--cyan-400);
  color: var(--ink-950);
}

/* ---------- 地址与备案 ---------- */
.page-contact .contact-place {
  padding: var(--contact-pad) 0;
  background: var(--ink-800);
  border-top: 1px solid var(--line-soft);
}

.page-contact .place-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 40px);
  align-items: stretch;
}

.page-contact .place-plate {
  padding: clamp(24px, 4vw, 40px);
  border-radius: var(--radius-lg);
  background: var(--cream-050);
  color: var(--ink-900);
}

.page-contact .plate-eyebrow {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber-600);
}

.page-contact .place-plate h2 {
  font-size: clamp(24px, 4vw, 32px);
  margin-bottom: 20px;
  color: var(--ink-900);
}

.page-contact .place-list {
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(8, 18, 31, 0.16);
}

.page-contact .place-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(8, 18, 31, 0.16);
}

.page-contact .place-row dt {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--ink-700);
  opacity: 0.78;
}

.page-contact .place-row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-900);
  word-break: break-word;
}

.page-contact .place-row dd.mono {
  font-size: 14px;
  letter-spacing: 0.02em;
}

.page-contact .place-foot {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-700);
}

.page-contact .place-foot a {
  color: var(--cyan-600);
  text-decoration: underline;
}

.page-contact .place-media {
  margin: 0;
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--ink-900);
  border: 1px solid var(--line-soft);
  display: flex;
  flex-direction: column;
}

.page-contact .place-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 3 / 2;
  flex: 1 1 auto;
}

.page-contact .place-caption {
  padding: 12px 18px;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--cyan-400);
  border-top: 1px dashed var(--line-mid);
  background: var(--ink-900);
}

/* ---------- 合作与媒体 ---------- */
.page-contact .contact-partners {
  padding: var(--contact-pad) 0 calc(var(--contact-pad) + 12px);
  background: var(--ink-900);
  border-top: 1px solid var(--line-soft);
}

.page-contact .partners-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 5vw, 48px);
}

.page-contact .partners-copy h2 {
  font-size: clamp(26px, 4.6vw, 38px);
  color: var(--fog-100);
  margin-bottom: 14px;
  line-height: 1.14;
}

.page-contact .partners-copy p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--rock-300);
  max-width: 46ch;
}

.page-contact .partners-link {
  font-size: 14px;
}

.page-contact .partners-format {
  padding: clamp(22px, 4vw, 30px);
  border-radius: var(--radius-md);
  background: var(--ink-800);
  border: 1px solid var(--line-soft);
}

.page-contact .format-label {
  margin: 0 0 16px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan-400);
}

.page-contact .format-line {
  margin: 0 0 10px;
  padding: 10px 12px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--fog-100);
  background: rgba(6, 14, 25, 0.72);
  border-radius: var(--radius-sm);
  border-left: 2px solid var(--amber-400);
  word-break: break-word;
}

.page-contact .format-note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--rock-300);
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 720px) {
  .page-contact .contact-hero-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
  }

  .page-contact .contact-hero-stats li {
    border-bottom: 0;
    border-right: 1px solid var(--line-soft);
    padding: 16px 18px 16px 0;
  }

  .page-contact .contact-hero-stats li:last-child {
    border-right: 0;
  }

  .page-contact .place-row {
    grid-template-columns: 130px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(32px, 5vw, 64px);
  }

  .page-contact .contact-hero-media {
    margin-bottom: -12px;
  }

  .page-contact .console-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

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

  .page-contact .console-rail .channel-card:nth-of-type(2) {
    margin-left: 18px;
  }

  .page-contact .console-rail .channel-card:nth-of-type(3) {
    margin-left: 36px;
  }

  .page-contact .console-prep {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-contact .response-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-contact .place-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

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

@media (min-width: 1180px) {
  .page-contact .console-rail .channel-card:nth-of-type(2) {
    margin-left: 28px;
  }

  .page-contact .console-rail .channel-card:nth-of-type(3) {
    margin-left: 56px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .copy-btn,
  .page-contact .contact-hero-actions .btn {
    transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
  }

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