.page-contact {
  --doc-gap: clamp(18px, 2.6vw, 32px);
  --doc-warm-ink: #a64a12;
  --doc-deep: #0b4b3d;
  background: var(--ink);
  color: var(--cold);
  padding-bottom: 78px;
}

.page-contact .status-dot {
  display: inline-block;
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 3px rgba(57, 245, 200, 0.16);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--steel);
  padding: clamp(20px, 3.4vw, 40px) 0 clamp(30px, 5vw, 60px);
  background:
    radial-gradient(90% 72% at 94% 0%, rgba(57, 245, 200, 0.16), transparent 62%),
    radial-gradient(70% 60% at 0% 100%, rgba(255, 138, 61, 0.09), transparent 60%),
    linear-gradient(180deg, #0b0e0d 0%, #101614 100%);
}

.page-contact .breadcrumb {
  margin-bottom: clamp(16px, 3vw, 30px);
}

.page-contact .contact-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 4vw, 46px);
  align-items: center;
}

.page-contact h1 {
  margin: 0.3em 0 0.5em;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 5.6vw, 3.4rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--cold);
}

.page-contact h1 .h1-sub {
  display: block;
  margin-top: 0.3em;
  font-size: clamp(1.3rem, 3.4vw, 2.05rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--mint);
}

.page-contact .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3.4vw, 32px);
}

.page-contact .hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 0;
  list-style: none;
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.page-contact .hero-facts li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-contact .contact-hero-figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--steel);
  border-radius: var(--radius);
  background: var(--graphite);
}

.page-contact .contact-hero-figure::after {
  content: "WUHAN · OPTICS VALLEY";
  position: absolute;
  top: 12px;
  right: 14px;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  color: var(--mint);
  opacity: 0.85;
}

.page-contact .contact-hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.05);
}

.page-contact .contact-hero-figure figcaption {
  padding: 10px 14px;
  border-top: 1px solid var(--steel);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}

/* ---------- 通道对照 ---------- */
.page-contact .console {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--doc-gap);
  margin-top: clamp(24px, 4vw, 44px);
}

.page-contact .channel-rail {
  display: grid;
  gap: 14px;
}

.page-contact .channel-card {
  position: relative;
  padding: clamp(16px, 2.4vw, 24px);
  border: 1px solid var(--steel);
  border-left: 2px solid var(--steel);
  border-radius: var(--radius);
  background: var(--graphite);
  transition: border-color 0.25s ease, background 0.25s ease;
}

.page-contact .channel-card p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.85;
  color: #c4d3cd;
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  border-color: var(--steel);
  border-left-color: var(--mint);
  background: #17201d;
}

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

.page-contact .channel-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.page-contact .channel-head h3 {
  margin: 0;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
  color: var(--cold);
}

.page-contact .channel-no {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-contact .channel-steps {
  counter-reset: step;
  display: grid;
  gap: 8px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  font-size: 0.73rem;
  letter-spacing: 0.02em;
  color: var(--muted);
}

.page-contact .channel-steps li {
  position: relative;
  padding-left: 24px;
  line-height: 1.7;
}

.page-contact .channel-steps li::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.1em;
  font-size: 0.68rem;
  color: var(--mint);
}

.page-contact .channel-cta {
  display: inline-block;
  margin-top: 16px;
  padding-bottom: 1px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-contact .channel-cta:hover,
.page-contact .channel-cta:focus-visible {
  color: var(--cold);
  border-bottom-color: var(--orange);
}

.page-contact .channel-card .btn {
  margin-top: 16px;
}

.page-contact .console-main {
  display: grid;
  gap: var(--doc-gap);
  min-width: 0;
}

/* ---------- 联系方式卡 ---------- */
.page-contact .contact-card {
  padding: clamp(18px, 3vw, 30px);
  border: 1px solid var(--steel);
  border-left: 2px solid var(--mint);
  backdrop-filter: blur(6px);
}

.page-contact .contact-list {
  display: grid;
  margin: 6px 0 0;
}

.page-contact .contact-row {
  display: grid;
  gap: 6px;
  padding: 14px 0;
  border-top: 1px solid rgba(42, 52, 49, 0.9);
}

.page-contact .contact-row:first-child {
  border-top: 0;
  padding-top: 4px;
}

.page-contact .contact-row dt {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .contact-row dd {
  margin: 0;
  min-width: 0;
}

.page-contact .contact-link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: clamp(0.92rem, 1.6vw, 1.12rem);
  letter-spacing: 0.01em;
  color: var(--cold);
  text-decoration: none;
  border-bottom: 1px solid var(--steel);
  word-break: break-all;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-contact .contact-link:hover,
.page-contact .contact-link:focus-visible {
  color: var(--mint);
  border-bottom-color: var(--mint);
}

.page-contact .contact-addr {
  display: block;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--cold);
}

.page-contact .contact-hint {
  display: block;
  margin-top: 6px;
  font-size: 0.75rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .support-figure {
  margin: 0;
}

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

.page-contact .support-figure figcaption {
  font-size: 0.72rem;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 场景分流表 ---------- */
.page-contact .table-scroll {
  margin-top: clamp(22px, 3.6vw, 36px);
  overflow-x: auto;
  border: 1px solid var(--steel);
  border-radius: var(--radius);
  background: var(--graphite);
}

.page-contact .routing-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  text-align: left;
}

.page-contact .routing-table th,
.page-contact .routing-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--steel);
  vertical-align: top;
  font-size: 0.86rem;
  line-height: 1.7;
}

.page-contact .routing-table thead th {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  background: #101614;
}

.page-contact .routing-table tbody th {
  font-weight: 600;
  color: var(--cold);
  width: 22%;
}

.page-contact .routing-table tbody td {
  color: #b7c8c1;
}

.page-contact .routing-table tbody tr:last-child th,
.page-contact .routing-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-contact .routing-table tbody tr {
  transition: background 0.2s ease;
}

.page-contact .routing-table tbody tr:hover {
  background: rgba(57, 245, 200, 0.06);
}

.page-contact .routing-table a {
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid rgba(57, 245, 200, 0.35);
}

.page-contact .routing-table a:hover {
  border-bottom-color: var(--mint);
}

.page-contact .col-time {
  white-space: nowrap;
  color: var(--orange) !important;
  letter-spacing: 0.03em;
}

.page-contact .section--graphite .note {
  margin-top: 14px;
}

/* ---------- 响应说明 ---------- */
.page-contact .response-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--doc-gap);
  align-items: start;
}

.page-contact .response-copy .note {
  margin-top: 16px;
}

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

.page-contact .response-item {
  display: grid;
  gap: 10px;
  padding: 16px 18px;
  border: 1px solid var(--steel);
  border-radius: var(--radius);
  background: var(--graphite);
  transition: border-color 0.2s ease;
}

.page-contact .response-item:hover {
  border-color: rgba(57, 245, 200, 0.45);
}

.page-contact .response-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 14px;
}

.page-contact .response-key {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-contact .response-val {
  font-size: 1.02rem;
  letter-spacing: 0.02em;
  color: var(--mint);
}

.page-contact .response-bar {
  position: relative;
  display: block;
  height: 3px;
  overflow: hidden;
  border-radius: 2px;
  background: rgba(42, 52, 49, 0.95);
}

.page-contact .response-bar::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  border-radius: 2px;
}

.page-contact .response-bar--fast::after {
  width: 26%;
  background: var(--mint);
}

.page-contact .response-bar--mid::after {
  width: 52%;
  background: var(--orange);
}

.page-contact .response-bar--slow::after {
  width: 78%;
  background: var(--red);
}

.page-contact .response-item p {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 合作与媒体 ---------- */
.page-contact .coop-panel {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 4.2vw, 52px);
  border: 1px solid #d8d3c4;
  border-radius: var(--radius);
  background: var(--paper);
  color: #141a18;
}

.page-contact .coop-panel::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: clamp(110px, 20vw, 240px);
  height: 100%;
  background: repeating-linear-gradient(135deg, rgba(20, 26, 24, 0.06) 0 6px, transparent 6px 15px);
  pointer-events: none;
}

.page-contact .coop-panel .eyebrow {
  color: #5c6b63;
}

.page-contact .coop-panel .section-title {
  color: #101614;
  font-size: clamp(1.4rem, 3vw, 2rem);
}

.page-contact .coop-intro {
  position: relative;
  max-width: 62ch;
  margin: 14px 0 0;
  font-size: 0.94rem;
  line-height: 1.85;
  color: #41504a;
}

.page-contact .coop-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: clamp(22px, 3.4vw, 34px);
}

.page-contact .coop-item {
  padding-top: 14px;
  border-top: 2px solid #141a18;
}

.page-contact .coop-item h3 {
  margin: 0 0 8px;
  font-size: 0.98rem;
  letter-spacing: 0.01em;
  color: #141a18;
}

.page-contact .coop-item p {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.85;
  color: #41504a;
}

.page-contact .coop-sample {
  display: inline-block;
  margin-top: 4px;
  padding: 2px 8px;
  font-size: 0.76rem;
  letter-spacing: 0.02em;
  color: var(--doc-warm-ink);
  background: rgba(255, 138, 61, 0.14);
  border-left: 2px solid var(--doc-warm-ink);
  word-break: break-all;
}

.page-contact .coop-foot {
  position: relative;
  margin: clamp(22px, 3.4vw, 32px) 0 0;
  padding-top: 16px;
  border-top: 1px solid #d8d3c4;
  font-size: 0.79rem;
  line-height: 1.85;
  color: #41504a;
}

.page-contact .coop-foot a {
  color: var(--doc-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(11, 75, 61, 0.35);
}

.page-contact .coop-foot a:hover {
  border-bottom-color: var(--doc-deep);
}

/* ---------- 移动端底部粘性条 ---------- */
.page-contact .contact-dock {
  position: fixed;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 60;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--steel);
  border-top: 1px solid var(--steel);
}

.page-contact .dock-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 8px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  text-align: center;
  text-decoration: none;
  background: var(--graphite);
  color: var(--cold);
}

.page-contact .dock-btn--call {
  background: var(--glass);
  color: var(--mint);
}

.page-contact .dock-btn--mail {
  color: var(--orange);
}

.page-contact .dock-btn:active {
  background: #0c2b25;
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-contact .contact-row {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 4px 18px;
    align-items: start;
  }

  .page-contact .contact-row dt {
    padding-top: 6px;
  }

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

@media (min-width: 900px) {
  .page-contact {
    padding-bottom: 0;
  }

  .page-contact .contact-dock {
    display: none;
  }

  .page-contact .response-layout {
    grid-template-columns: minmax(0, 0.42fr) minmax(0, 0.58fr);
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero-grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  }

  .page-contact .console {
    grid-template-columns: minmax(0, 0.36fr) minmax(0, 0.64fr);
    align-items: start;
  }

  .page-contact .channel-rail {
    position: sticky;
    top: 92px;
  }
}
<<<END>>>