.page-contact {
  --cc-cut: 14px;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
}

.page-contact .section {
  padding: 44px 0;
}

.page-contact .section-head {
  max-width: 760px;
  margin-bottom: 24px;
}

.page-contact .section-head h2 {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin: 6px 0 10px;
}

.page-contact .section-lede {
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
  margin: 0;
}

/* 首屏 */
.page-contact .contact-hero {
  position: relative;
  padding: 22px 0 46px;
  overflow: hidden;
  background:
    radial-gradient(120% 90% at 10% 0%, rgba(15, 59, 74, 0.6) 0%, rgba(7, 11, 20, 0) 62%),
    var(--bg);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 72px 72px;
  opacity: 0.55;
  pointer-events: none;
}

.page-contact .contact-hero > .container {
  position: relative;
  z-index: 1;
}

.page-contact .hero-title {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: clamp(30px, 6.4vw, 46px);
  line-height: 1.14;
  margin: 10px 0 14px;
  max-width: 18ch;
}

.page-contact .hero-lede {
  max-width: 62ch;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.78;
  margin: 0;
}

.page-contact .contact-cards {
  display: grid;
  gap: 14px;
  margin-top: 30px;
}

.page-contact .contact-card {
  position: relative;
  padding: 24px 20px 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  clip-path: polygon(0 0, calc(100% - var(--cc-cut)) 0, 100% var(--cc-cut), 100% 100%, 0 100%);
  transition: transform var(--ease), border-color var(--ease), background-color var(--ease);
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--cyan);
}

.page-contact .contact-card--copper::before {
  background: var(--copper);
}

.page-contact .contact-card:hover {
  transform: translateY(-2px);
  border-color: rgba(51, 224, 255, 0.5);
  background: var(--panel-2);
}

.page-contact .card-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 12px;
}

.page-contact .contact-card--copper .card-label {
  color: var(--copper);
}

.page-contact .card-value {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(17px, 4.8vw, 22px);
  letter-spacing: 0.02em;
  line-height: 1.3;
  color: var(--text);
  margin: 0 0 14px;
  word-break: break-all;
}

.page-contact .card-use {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  margin: 0 0 10px;
  transition: color var(--ease);
}

.page-contact .contact-card:hover .card-use {
  color: var(--text);
}

.page-contact .card-note {
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
}

/* 提交要点 */
.page-contact .brief {
  display: grid;
  gap: 24px;
}

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

.page-contact .info-item {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 12px;
  padding: 16px 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .info-item:last-child {
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .info-index {
  font-size: 13px;
  color: var(--cyan);
  letter-spacing: 0.08em;
  padding-top: 3px;
}

.page-contact .info-text h3 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  letter-spacing: -0.01em;
  margin: 0 0 6px;
}

.page-contact .info-text p {
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
  margin: 0;
}

/* 图片容器 */
.page-contact .shot {
  position: relative;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

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

.page-contact .shot .media-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  padding: 3px 8px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: rgba(7, 11, 20, 0.78);
  color: var(--cyan);
}

.page-contact .shot .media-caption {
  display: block;
  padding: 10px 12px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
  background: var(--panel-2);
  border-top: 1px solid var(--line-soft);
}

/* 响应时效 */
.page-contact .timing-section {
  background: var(--panel);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .metric-row {
  display: grid;
  gap: 12px;
  margin-bottom: 26px;
}

.page-contact .metric {
  padding: 16px 18px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
  border-radius: var(--radius);
}

.page-contact .metric-value {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 6px;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(26px, 6vw, 38px);
  line-height: 1.05;
  letter-spacing: 0.01em;
  color: var(--text);
  margin: 0 0 8px;
}

.page-contact .metric-unit {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--orange);
}

.page-contact .metric-sep {
  color: var(--muted);
}

.page-contact .metric-label {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--muted);
  margin: 0;
}

.page-contact .flow {
  display: grid;
  gap: 12px;
  margin-bottom: 26px;
}

.page-contact .flow-node {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color var(--ease), background-color var(--ease);
}

.page-contact .flow-node[open] {
  border-color: rgba(51, 224, 255, 0.55);
  background: var(--bg);
}

.page-contact .flow-sum {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 14px;
  cursor: pointer;
  list-style: none;
}

.page-contact .flow-sum::-webkit-details-marker {
  display: none;
}

.page-contact .flow-sum:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  border-radius: var(--radius);
}

.page-contact .flow-index {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-contact .flow-node[open] .flow-index {
  color: var(--cyan);
}

.page-contact .flow-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 15px;
  letter-spacing: -0.01em;
}

.page-contact .flow-time {
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--orange);
  border: 1px solid rgba(255, 122, 51, 0.4);
  border-radius: 2px;
  padding: 2px 6px;
  white-space: nowrap;
}

.page-contact .flow-sum::after {
  content: "+";
  grid-column: 1 / -1;
  display: none;
}

.page-contact .flow-body {
  padding: 0 14px 16px;
}

.page-contact .flow-body p {
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
}

/* 厂商合作 */
.page-contact .partner-layout {
  display: grid;
  gap: 26px;
}

.page-contact .partner-copy h2 {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin: 6px 0 12px;
}

.page-contact .partner-copy p {
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
  margin: 0 0 12px;
}

.page-contact .partner-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: 20px;
}

.page-contact .partner-actions .btn {
  display: inline-block;
  padding: 11px 22px;
  border-radius: var(--radius);
  font-size: 14px;
  text-decoration: none;
  transition: background-color var(--ease), color var(--ease), transform var(--ease);
}

.page-contact .partner-actions .btn--primary {
  background: var(--cyan);
  color: #041018;
  font-weight: 700;
}

.page-contact .partner-actions .btn--primary:hover {
  background: #7deeff;
  transform: translateY(-2px);
}

.page-contact .partner-actions .btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-contact .partner-actions .link-more {
  font-size: 14px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(51, 224, 255, 0.4);
  padding-bottom: 2px;
}

.page-contact .partner-actions .link-more:hover {
  border-bottom-color: var(--cyan);
}

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

.page-contact .partner-item {
  padding: 16px 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--copper);
  border-radius: var(--radius);
}

.page-contact .partner-item h3 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16px;
  letter-spacing: -0.01em;
  margin: 0 0 6px;
  color: var(--text);
}

.page-contact .partner-item p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  margin: 0;
}

/* 地址 */
.page-contact .addr-panel {
  position: relative;
  overflow: hidden;
  padding: 26px 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  clip-path: polygon(0 0, calc(100% - var(--cc-cut)) 0, 100% var(--cc-cut), 100% 100%, 0 100%);
}

.page-contact .addr-grid {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  color: var(--cyan);
  opacity: 0.08;
  pointer-events: none;
}

.page-contact .addr-content {
  position: relative;
  z-index: 1;
}

.page-contact .addr-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--copper);
  margin: 0 0 10px;
}

.page-contact .addr-text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 5vw, 28px);
  letter-spacing: -0.01em;
  line-height: 1.3;
  margin: 0 0 20px;
}

.page-contact .addr-meta {
  margin: 0;
  display: grid;
  gap: 12px;
  max-width: 640px;
}

.page-contact .addr-meta-row {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--line-soft);
}

.page-contact .addr-meta-row dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--muted);
  padding-top: 2px;
}

.page-contact .addr-meta-row dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
}

/* 自助入口 */
.page-contact .selfhelp-section {
  border-top: 1px solid var(--line-soft);
}

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

.page-contact .selfhelp-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text);
  transition: transform var(--ease), border-color var(--ease), background-color var(--ease);
}

.page-contact .selfhelp-card:hover {
  transform: translateY(-2px);
  border-color: rgba(51, 224, 255, 0.5);
  background: var(--panel-2);
}

.page-contact .selfhelp-card:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-contact .selfhelp-tag {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-contact .selfhelp-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16px;
  letter-spacing: -0.01em;
  line-height: 1.35;
}

.page-contact .selfhelp-desc {
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}

.page-contact .selfhelp-go {
  margin-top: 4px;
  font-size: 13px;
  color: var(--cyan);
}

/* 断点 */
@media (min-width: 720px) {
  .page-contact .container {
    padding-left: 24px;
    padding-right: 24px;
  }

  .page-contact .section {
    padding: 58px 0;
  }

  .page-contact .contact-hero {
    padding: 28px 0 60px;
  }

  .page-contact .contact-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-top: 36px;
  }

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

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

@media (min-width: 900px) {
  .page-contact .brief {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
    gap: 36px;
  }

  .page-contact .partner-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
    gap: 40px;
  }

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

  .page-contact .flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    align-items: start;
  }

  .page-contact .flow-body {
    padding: 0 14px 16px;
  }

  .page-contact .shot--flow {
    max-width: 880px;
  }

  .page-contact .addr-panel {
    padding: 34px 32px;
  }
}

@media (min-width: 1080px) {
  .page-contact .card-value {
    font-size: 22px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-card,
  .page-contact .selfhelp-card,
  .page-contact .partner-actions .btn,
  .page-contact .card-use {
    transition: none;
  }

  .page-contact .contact-card:hover,
  .page-contact .selfhelp-card:hover,
  .page-contact .partner-actions .btn--primary:hover {
    transform: none;
  }
}
<<<END>>>