.page-contact {
  --contact-ink: #0B1D3A;
  --contact-deep: #0F3B3F;
  --contact-wine: #5E1D2C;
  --contact-indigo: #2D2352;
  --contact-gold: #D4AF37;
  --contact-gold-light: #E8D5A8;
  --contact-fog: #7A9BC2;
  --contact-text: #F5F8FC;
  --contact-line: #334155;
  --contact-green: #6F8C5E;
  --contact-mono: 'JetBrains Mono', 'IBM Plex Mono', SFMono-Regular, Consolas, 'Liberation Mono', monospace;
  --contact-sans: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  color: var(--contact-text);
  background: var(--contact-ink);
  font-family: var(--contact-sans);
}

.page-contact a {
  color: var(--contact-gold-light);
  text-decoration: none;
}

.page-contact a:hover {
  color: var(--contact-gold);
  text-decoration: underline;
}

.page-contact .breadcrumb {
  margin: 0 0 32px;
}

.page-contact .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--contact-mono);
  font-size: 13px;
  line-height: 18px;
}

.page-contact .breadcrumb li + li::before {
  content: "/";
  color: var(--contact-fog);
  margin-right: 8px;
}

.page-contact .breadcrumb a {
  color: var(--contact-fog);
}

.page-contact .breadcrumb a:hover {
  color: var(--contact-gold);
}

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

.page-contact .contact-hero {
  background: linear-gradient(180deg, #0B1D3A 0%, #102A4D 100%);
  border-bottom: 1px solid var(--contact-line);
  position: relative;
  overflow: hidden;
  padding: 36px 0 48px;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(51, 65, 85, 0.35) 1px, transparent 1px),
    linear-gradient(90deg, rgba(51, 65, 85, 0.35) 1px, transparent 1px);
  background-size: 44px 44px;
  pointer-events: none;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  right: -6%;
  bottom: -18%;
  width: 52%;
  height: 240px;
  background:
    linear-gradient(117deg, transparent 0 18%, rgba(212, 175, 55, 0.14) 19%, transparent 20% 100%),
    linear-gradient(107deg, transparent 0 42%, rgba(212, 175, 55, 0.1) 43%, transparent 44% 100%),
    linear-gradient(96deg, transparent 0 66%, rgba(15, 59, 63, 0.6) 67%, transparent 68% 100%);
  pointer-events: none;
  transform: rotate(-1deg);
}

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

.page-contact .contact-hero h1 {
  font-size: var(--fs-display);
  line-height: 1.24;
  margin: 0 0 18px;
  letter-spacing: -0.01em;
  color: var(--contact-text);
}

.page-contact .contact-hero .lead {
  margin: 0 0 22px;
  font-size: var(--fs-body);
  line-height: 1.9;
  color: var(--contact-fog);
  max-width: 640px;
}

.page-contact .contact-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .contact-hero__meta .tag {
  border: 1px solid var(--contact-line);
  background: rgba(11, 29, 58, 0.65);
  color: var(--contact-text);
  font-family: var(--contact-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  padding: 6px 12px;
  max-width: 100%;
}

.page-contact .contact-hero__toc {
  margin-top: 20px;
}

.page-contact .contact-toc {
  border: 1px solid var(--contact-line);
  background: rgba(11, 29, 58, 0.72);
  padding: 20px;
}

.page-contact .contact-toc__label {
  font-family: var(--contact-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--contact-fog);
  margin: 0 0 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--contact-line);
}

.page-contact .contact-toc a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 0;
  color: var(--contact-text);
  border-bottom: 1px dashed rgba(51, 65, 85, 0.6);
  transition: color 0.25s ease, padding-left 0.25s ease;
}

.page-contact .contact-toc a:last-of-type {
  border-bottom: 0;
}

.page-contact .contact-toc a:hover,
.page-contact .contact-toc a[aria-current="true"] {
  color: var(--contact-gold);
  padding-left: 8px;
  text-decoration: none;
}

.page-contact .contact-toc__no {
  font-family: var(--contact-mono);
  font-size: 12px;
  color: var(--contact-gold);
  min-width: 22px;
}

.page-contact .chapter {
  padding: 56px 0;
  position: relative;
}

.page-contact .chapter-no {
  font-family: var(--contact-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--contact-gold);
  margin: 0 0 10px;
}

.page-contact .chapter h2 {
  margin: 0 0 14px;
  font-size: clamp(20px, 2.4vw, 24px);
  line-height: 1.3;
  color: var(--contact-text);
}

.page-contact .chapter-lead {
  margin: 0 0 24px;
  color: var(--contact-fog);
  line-height: 1.8;
  font-size: 15px;
}

.page-contact .contact-channel__intro {
  padding-right: 16px;
}

.page-contact .contact-channel__hint {
  color: var(--contact-gold-light);
  font-size: 13px;
  line-height: 1.7;
  margin: 16px 0 0;
  border-left: 2px solid var(--contact-gold);
  padding-left: 12px;
}

.page-contact .contact-channel__cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact .contact-dial {
  background: rgba(6, 22, 36, 0.55);
  border: 1px solid var(--contact-line);
  border-radius: 0;
  padding: 20px 22px;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.page-contact .contact-dial:hover {
  border-color: var(--contact-gold);
  box-shadow: 0 0 0 1px rgba(212, 175, 55, 0.28), 0 10px 32px rgba(0, 0, 0, 0.18);
}

.page-contact .contact-dial__prefix {
  font-family: var(--contact-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--contact-gold);
  margin: 0 0 8px;
}

.page-contact .contact-dial__value {
  font-family: var(--contact-mono);
  font-size: clamp(18px, 2.4vw, 24px);
  line-height: 1.45;
  color: var(--contact-text);
  margin: 0 0 8px;
  word-break: break-all;
}

.page-contact .contact-dial__note {
  font-size: 13px;
  line-height: 1.6;
  color: var(--contact-fog);
  margin: 0;
}

.page-contact .contact-channel__media {
  margin: 0;
  background: linear-gradient(135deg, rgba(6, 22, 36, 0.5), rgba(15, 59, 63, 0.85));
  border: 1px solid var(--contact-line);
  padding: 8px;
  min-height: 160px;
  display: flex;
  flex-direction: column;
}

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

.page-contact .contact-channel__media img {
  flex: 1;
}

.page-contact .media-caption {
  font-family: var(--contact-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--contact-fog);
  padding: 10px 4px 4px;
  max-width: 100%;
}

.page-contact .contact-vip {
  background: var(--contact-indigo);
}

.page-contact .contact-vip .chapter-lead {
  color: var(--contact-gold-light);
}

.page-contact .contact-vip__content p {
  color: var(--contact-fog);
  line-height: 1.9;
  margin: 0 0 16px;
}

.page-contact .contact-vip__list {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-contact .contact-vip__list li {
  position: relative;
  padding-left: 28px;
  color: var(--contact-text);
  line-height: 1.6;
}

.page-contact .contact-vip__list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--contact-gold);
  font-family: var(--contact-mono);
}

.page-contact .contact-vip__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .contact-status {
  background: var(--contact-ink);
}

.page-contact .contact-status__list {
  display: flex;
  flex-direction: column;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--contact-line);
}

.page-contact .contact-status__row {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 0;
  border-bottom: 1px solid var(--contact-line);
}

.page-contact .contact-status__row dt {
  font-family: var(--contact-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--contact-gold);
  margin: 0;
}

.page-contact .contact-status__row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--contact-text);
}

.page-contact .contact-address {
  background: var(--contact-wine);
}

.page-contact .contact-address__block {
  border-left: 2px solid var(--contact-gold);
  padding-left: 16px;
  margin: 0 0 20px;
}

.page-contact .contact-address__label {
  font-family: var(--contact-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--contact-gold-light);
  margin: 0 0 6px;
}

.page-contact .contact-address__value {
  margin: 0;
  font-size: 18px;
  line-height: 1.5;
  color: var(--contact-text);
}

.page-contact .contact-address__note {
  background: rgba(5, 16, 32, 0.3);
  border: 1px dashed rgba(232, 213, 168, 0.45);
  padding: 12px 14px;
  color: var(--contact-gold-light);
  font-size: 13px;
  line-height: 1.7;
  margin: 0 0 24px;
}

.page-contact .contact-address__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .contact-address__figure {
  margin: 0;
  background: rgba(5, 16, 32, 0.45);
  border: 1px solid rgba(212, 175, 55, 0.3);
  padding: 10px;
}

.page-contact .contact-more {
  background: var(--contact-ink);
  border-top: 1px solid var(--contact-line);
}

.page-contact .contact-more__links {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 28px;
}

.page-contact .contact-more .card {
  border: 1px solid var(--contact-line);
  background: rgba(15, 59, 63, 0.14);
  padding: 24px;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.page-contact .contact-more .card:hover {
  border-color: var(--contact-gold);
  box-shadow: 0 0 0 1px rgba(212, 175, 55, 0.3);
  transform: translateY(-2px);
  text-decoration: none;
}

.page-contact .contact-more .card-title {
  display: block;
  font-size: 18px;
  font-weight: 700;
  color: var(--contact-text);
  margin-bottom: 8px;
}

.page-contact .contact-more .card-text {
  display: block;
  font-size: 14px;
  line-height: 1.7;
  color: var(--contact-fog);
}

@media (min-width: 768px) {
  .page-contact .contact-hero {
    padding: 56px 0 72px;
  }

  .page-contact .contact-hero__toc {
    margin-top: 0;
  }

  .page-contact .chapter {
    padding: 72px 0;
  }

  .page-contact .contact-channel__cards {
    grid-template-columns: 1fr 1fr;
  }

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