.page-contact {
  --page-bg: #0B1A3B;
  --page-card-bg: #112240;
  --page-grid-line: #2D3B5A;
  --page-arena-red: #E63946;
  --page-star-gold: #FFD700;
  --page-white: #FFFFFF;
  --page-gray: #B0B0B0;
  --page-font-heading: 'Impact','Arial Black','Helvetica Bold',sans-serif;
  --page-font-body: 'Georgia','Times New Roman',serif;
  --page-font-mono: 'Courier New',monospace;
  --page-radius-md: 8px;
  --page-radius-lg: 16px;
  --page-shadow-card: 0 4px 20px rgba(0,0,0,0.3);
  --page-transition: 0.25s ease;
  display: block;
  background: var(--page-bg);
  color: var(--page-white);
  font-family: var(--page-font-body);
  line-height: 1.6;
  padding: 0 0 48px 0;
  min-height: 100vh;
}

.page-contact .content-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 16px;
}

/* 面包屑 */
.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 16px 0;
  font-family: var(--page-font-heading);
  font-size: 14px;
  color: var(--page-gray);
  border-bottom: 1px solid var(--page-grid-line);
  margin-bottom: 24px;
}

.page-contact .breadcrumb a {
  color: var(--page-star-gold);
  text-decoration: none;
  transition: opacity var(--page-transition);
}

.page-contact .breadcrumb a:hover,
.page-contact .breadcrumb a:focus {
  opacity: 0.7;
  text-decoration: underline;
}

.page-contact .breadcrumb span[aria-current="page"] {
  color: var(--page-white);
  font-weight: 700;
}

/* 页面标题区 */
.page-contact .page-title {
  font-family: var(--page-font-heading);
  font-size: 36px;
  font-weight: 900;
  margin: 0 0 8px 0;
  line-height: 1.1;
  color: var(--page-white);
  letter-spacing: 1px;
}

.page-contact .page-desc {
  font-size: 16px;
  color: var(--page-gray);
  margin: 0 0 32px 0;
  max-width: 600px;
  font-family: var(--page-font-body);
}

/* 网格系统 */
.page-contact .grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-contact .grid-2 {
  grid-template-columns: 1fr;
}

/* 卡片通用 */
.page-contact .card {
  background: var(--page-card-bg);
  border-radius: var(--page-radius-lg);
  padding: 24px;
  box-shadow: var(--page-shadow-card);
  border: 1px solid var(--page-grid-line);
  transition: transform var(--page-transition), box-shadow var(--page-transition);
}

.page-contact .card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.4);
}

.page-contact .card-title {
  font-family: var(--page-font-heading);
  font-size: 22px;
  font-weight: 700;
  color: var(--page-white);
  margin: 0 0 12px 0;
  line-height: 1.2;
}

.page-contact .card-meta {
  font-size: 12px;
  color: var(--page-gray);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-family: var(--page-font-heading);
  margin: 16px 0 4px 0;
}

.page-contact .card-text {
  font-size: 16px;
  color: var(--page-white);
  margin: 0 0 16px 0;
  line-height: 1.6;
}

.page-contact .card-note {
  font-size: 14px;
  color: var(--page-gray);
  font-style: italic;
  margin: 8px 0 0 0;
  border-left: 3px solid var(--page-star-gold);
  padding-left: 12px;
}

.page-contact .contact-note {
  font-size: 13px;
  color: var(--page-gray);
  margin: 16px 0 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--page-grid-line);
}

/* 联系卡片专用 */
.page-contact .contact-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  position: relative;
  overflow: hidden;
}

.page-contact .contact-card::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 120px;
  height: 120px;
  background: radial-gradient(circle, rgba(230,57,70,0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.page-contact .contact-card-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(255,215,0,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  border: 1px solid rgba(255,215,0,0.2);
  overflow: hidden;
}

.page-contact .contact-card-icon .icon-email,
.page-contact .contact-card-icon .icon-phone {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-contact .contact-link {
  font-family: var(--page-font-mono);
  font-size: 18px;
  color: var(--page-star-gold);
  text-decoration: none;
  padding: 4px 0;
  border-bottom: 2px solid transparent;
  transition: border-color var(--page-transition), color var(--page-transition);
  word-break: break-all;
}

.page-contact .contact-link:hover,
.page-contact .contact-link:focus {
  border-bottom-color: var(--page-star-gold);
  color: var(--page-white);
}

/* 编号章节 */
.page-contact .section-numbered {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-contact .section-numbered .num {
  font-family: var(--page-font-heading);
  font-size: 48px;
  font-weight: 900;
  color: var(--page-arena-red);
  line-height: 1;
  opacity: 0.8;
}

/* 地址卡片特殊 */
.page-contact .address-card {
  margin-top: 24px;
  border-left: 4px solid var(--page-star-gold);
  background: linear-gradient(135deg, var(--page-card-bg) 0%, #0d1e3e 100%);
}

.page-contact .address-card .card-title {
  font-size: 28px;
}

.page-contact .address-card .card-text {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 4px;
  font-family: var(--page-font-heading);
  letter-spacing: 0.5px;
}

/* 隐私说明卡片 */
.page-contact .note-card {
  margin-top: 24px;
  background: rgba(230,57,70,0.06);
  border: 1px solid rgba(230,57,70,0.15);
  border-radius: var(--page-radius-md);
}

.page-contact .note-card .card-text {
  font-size: 14px;
  color: var(--page-gray);
  margin: 0;
  line-height: 1.7;
}

/* 按钮体系 */
.page-contact .btn {
  display: inline-block;
  padding: 10px 24px;
  font-family: var(--page-font-heading);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  border-radius: var(--page-radius-md);
  transition: background var(--page-transition), color var(--page-transition), box-shadow var(--page-transition);
  cursor: pointer;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.page-contact .btn-primary {
  background: var(--page-arena-red);
  color: var(--page-white);
  border: 2px solid var(--page-arena-red);
  box-shadow: 0 2px 12px rgba(230,57,70,0.3);
}

.page-contact .btn-primary:hover,
.page-contact .btn-primary:focus {
  background: transparent;
  color: var(--page-arena-red);
  box-shadow: 0 2px 20px rgba(230,57,70,0.5);
}

.page-contact .btn-outline {
  background: transparent;
  color: var(--page-star-gold);
  border: 2px solid var(--page-star-gold);
}

.page-contact .btn-outline:hover,
.page-contact .btn-outline:focus {
  background: var(--page-star-gold);
  color: var(--page-deep-space, #0B1A3B);
}

/* 底部导航链接 */
.page-contact .back-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--page-grid-line);
}

.page-contact .back-links .btn-outline {
  font-size: 12px;
  padding: 8px 18px;
}

/* ===== 响应式：平板及以上 ===== */
@media (min-width: 640px) {
  .page-contact .content-container {
    padding: 0 24px;
  }

  .page-contact .page-title {
    font-size: 48px;
  }

  .page-contact .page-desc {
    font-size: 18px;
  }

  .page-contact .grid-2 {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .card {
    padding: 32px;
  }

  .page-contact .contact-card::before {
    width: 180px;
    height: 180px;
    top: -60px;
    right: -60px;
  }

  .page-contact .contact-link {
    font-size: 20px;
  }

  .page-contact .section-numbered .num {
    font-size: 64px;
  }

  .page-contact .address-card .card-text {
    font-size: 24px;
  }

  .page-contact .back-links {
    justify-content: flex-start;
  }
}

@media (min-width: 960px) {
  .page-contact .content-container {
    padding: 0 32px;
  }

  .page-contact .page-title {
    font-size: 56px;
  }

  .page-contact .contact-card-icon {
    width: 80px;
    height: 80px;
  }

  .page-contact .card {
    padding: 40px;
  }

  .page-contact .contact-link {
    font-size: 22px;
  }
}

.page-contact {
  --page-deep-space: var(--color-deep-space);
}