.page-contact {
  --contact-card-bg: rgba(11, 22, 45, 0.82);
  --contact-card-border: rgba(192, 192, 192, 0.28);
  --contact-link-hover: rgba(255, 77, 0, 0.15);
  overflow-x: clip;
}

.page-contact .breadcrumb {
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 1.25rem 1.5rem 0;
  box-sizing: border-box;
}

.page-contact .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .breadcrumb-item {
  color: var(--muted-blue);
  font-size: 0.82rem;
  line-height: 1.6;
}

.page-contact .breadcrumb-item:not(:last-child)::after {
  content: "/";
  margin-left: 0.4rem;
  color: var(--metallic-silver);
}

.page-contact .breadcrumb-link {
  color: var(--muted-blue);
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-contact .breadcrumb-link:hover {
  color: var(--cosmic-orange-red);
}

.page-contact .contact-hero {
  padding: var(--space-xl) 0 var(--space-2xl);
}

.page-contact .contact-hero-container {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
}

.page-contact .contact-hero-text .section-kicker {
  margin-bottom: var(--space-xs);
}

.page-contact .contact-hero-text h1 {
  margin: var(--space-sm) 0 var(--space-md);
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 8vw, 4.4rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
  color: var(--plasma-white);
}

.page-contact .contact-hero-lead {
  max-width: 38rem;
  margin-bottom: var(--space-lg);
  color: var(--muted-blue);
  font-size: 1.02rem;
  line-height: 1.9;
}

.page-contact .contact-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.page-contact .contact-hero-media {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--contact-card-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.page-contact .contact-hero-media::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 2;
  height: 4px;
  background: var(--gradient-sport);
}

.page-contact .contact-hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(180deg, transparent 60%, rgba(10, 17, 40, 0.45));
}

.page-contact .contact-channels {
  padding-bottom: var(--space-2xl);
}

.page-contact .contact-card-grid {
  display: grid;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.page-contact .contact-card {
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: var(--space-lg);
  background: var(--contact-card-bg);
  border: 2px solid var(--contact-card-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--cosmic-orange-red), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.page-contact .contact-card::after {
  content: "";
  position: absolute;
  right: -2rem;
  bottom: -2rem;
  width: 7rem;
  height: 7rem;
  pointer-events: none;
  background: radial-gradient(circle, var(--contact-link-hover), transparent 70%);
}

.page-contact .contact-card:hover {
  border-color: var(--cosmic-orange-red);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.page-contact .contact-card:hover::before {
  opacity: 1;
}

.page-contact .contact-card-index {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  font-family: var(--font-data);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--metallic-silver);
}

.page-contact .contact-card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  margin-bottom: var(--space-md);
  color: var(--plasma-white);
  background: var(--gradient-sport);
  border-radius: var(--radius);
  box-shadow: 0 6px 18px rgba(255, 77, 0, 0.18);
}

.page-contact .contact-card-icon svg {
  width: 26px;
  height: 26px;
}

.page-contact .contact-card h3 {
  margin-bottom: var(--space-xs);
  font-family: var(--font-heading);
  font-size: 1.35rem;
  color: var(--plasma-white);
}

.page-contact .contact-card-desc {
  margin-bottom: var(--space-md);
  color: var(--muted-blue);
  font-size: 0.88rem;
  line-height: 1.7;
}

.page-contact .contact-card-value {
  display: inline-block;
  font-family: var(--font-data);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.6;
  color: var(--cosmic-orange-red);
  text-decoration: none;
  word-break: break-word;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.page-contact .contact-card-value:hover {
  border-bottom-color: var(--cosmic-orange-red);
}

.page-contact .contact-card-value[data-copy] {
  cursor: pointer;
}

.page-contact .contact-card-value.is-copied {
  color: var(--plasma-white);
  border-bottom-color: var(--cosmic-orange-red);
}

.page-contact .contact-card-value.is-copied::after {
  content: "已复制";
  margin-left: 0.4rem;
  padding: 0.15rem 0.4rem;
  vertical-align: middle;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--plasma-white);
  background: var(--cosmic-orange-red);
  border-radius: 2px;
}

.page-contact .contact-address-value {
  cursor: default;
}

.page-contact .contact-response {
  padding-bottom: var(--space-2xl);
}

.page-contact .contact-response-panel {
  position: relative;
  display: grid;
  gap: var(--space-lg);
  align-items: center;
  overflow: hidden;
  padding: var(--space-xl) var(--space-lg);
  background: linear-gradient(140deg, rgba(43, 58, 103, 0.6), rgba(10, 17, 40, 0.95));
  border: 2px solid var(--metallic-silver);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.page-contact .contact-response-panel::before {
  content: "";
  position: absolute;
  top: -3rem;
  right: -3rem;
  width: 14rem;
  height: 14rem;
  pointer-events: none;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 77, 0, 0.16), transparent 65%);
}

.page-contact .contact-response-copy .section-kicker {
  margin-bottom: var(--space-sm);
}

.page-contact .contact-response-copy .section-title {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
}

.page-contact .contact-response-copy p {
  max-width: 42rem;
  margin-top: var(--space-sm);
  color: var(--muted-blue);
  font-size: 0.98rem;
  line-height: 1.9;
}

.page-contact .contact-response-copy a {
  color: var(--cosmic-orange-red);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 77, 0, 0.3);
  transition: border-color 0.2s ease;
}

.page-contact .contact-response-copy a:hover {
  border-bottom-color: var(--cosmic-orange-red);
}

.page-contact .contact-response-metric {
  padding-top: var(--space-md);
  border-top: 1px solid rgba(192, 192, 192, 0.2);
}

.page-contact .contact-stat-num {
  display: block;
  font-family: var(--font-data);
  font-size: clamp(4.5rem, 14vw, 7.5rem);
  font-weight: 700;
  line-height: 0.9;
  letter-spacing: -0.03em;
  color: var(--cosmic-orange-red);
}

.page-contact .contact-stat-num small {
  display: inline-block;
  margin-left: 0.35rem;
  font-size: 0.28em;
  font-weight: 600;
  color: var(--muted-blue);
}

.page-contact .contact-stat-label {
  display: block;
  margin-top: var(--space-sm);
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  color: var(--plasma-white);
}

.page-contact .contact-faq {
  padding-bottom: var(--space-2xl);
}

.page-contact .contact-faq-layout {
  display: grid;
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}

.page-contact .contact-faq-list {
  display: grid;
  gap: var(--space-sm);
}

.page-contact .contact-faq-item {
  background: rgba(11, 22, 45, 0.6);
  border: 1px solid var(--contact-card-border);
  border-radius: var(--radius);
  transition: border-color 0.3s ease, background 0.3s ease;
}

.page-contact .contact-faq-item:hover {
  border-color: var(--muted-blue);
}

.page-contact .contact-faq-item[open] {
  background: rgba(11, 22, 45, 0.82);
  border-color: var(--cosmic-orange-red);
}

.page-contact .contact-faq-item summary {
  position: relative;
  padding: var(--space-md) 3rem var(--space-md) var(--space-md);
  list-style: none;
  cursor: pointer;
  font-size: 0.96rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--plasma-white);
  transition: color 0.2s ease;
}

.page-contact .contact-faq-item summary::-webkit-details-marker {
  display: none;
}

.page-contact .contact-faq-item summary::after {
  content: "+";
  position: absolute;
  right: var(--space-md);
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-data);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--cosmic-orange-red);
  transition: transform 0.3s ease;
}

.page-contact .contact-faq-item[open] summary {
  color: var(--cosmic-orange-red);
}

.page-contact .contact-faq-item[open] summary::after {
  transform: translateY(-50%) rotate(45deg);
}

.page-contact .contact-faq-answer {
  padding: 0 var(--space-md) var(--space-md);
  color: var(--muted-blue);
  font-size: 0.92rem;
  line-height: 1.8;
}

.page-contact .contact-faq-answer a {
  color: var(--cosmic-orange-red);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 77, 0, 0.3);
}

.page-contact .contact-faq-answer a:hover {
  border-bottom-color: var(--cosmic-orange-red);
}

.page-contact .contact-help-card {
  padding: var(--space-lg);
  background: var(--match-ink);
  border: 2px solid var(--cosmic-orange-red);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.page-contact .contact-help-card h3 {
  margin-bottom: var(--space-sm);
  font-family: var(--font-heading);
  font-size: 1.35rem;
  color: var(--plasma-white);
}

.page-contact .contact-help-card p {
  margin-bottom: var(--space-md);
  color: var(--muted-blue);
  font-size: 0.92rem;
  line-height: 1.8;
}

.page-contact .contact-location {
  padding-top: 0;
  padding-bottom: var(--space-2xl);
}

.page-contact .contact-cityscape {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--contact-card-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}

.page-contact .contact-cityscape::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(115deg, rgba(10, 17, 40, 0.75) 0%, rgba(255, 77, 0, 0.1) 45%, rgba(10, 17, 40, 0.55) 100%);
}

.page-contact .contact-location-note {
  margin-top: var(--space-sm);
  font-size: 0.78rem;
  line-height: 1.7;
  text-align: right;
  color: var(--muted-blue);
}

@media (min-width: 768px) {
  .page-contact .contact-hero-container {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: var(--space-xl);
  }

  .page-contact .contact-card-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-lg);
  }

  .page-contact .contact-response-panel {
    grid-template-columns: minmax(0, 1fr) auto;
    padding: var(--space-2xl);
  }

  .page-contact .contact-response-metric {
    padding-top: 0;
    padding-left: var(--space-lg);
    border-top: none;
    border-left: 1px solid rgba(192, 192, 192, 0.2);
  }

  .page-contact .contact-faq-layout {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.75fr);
    gap: var(--space-xl);
    align-items: start;
  }
}