.page-contact {
  --color-white: #FFFFFF;
  --color-gold: #D4AF37;
  --color-gold-light: #E8C55A;
  --color-gold-dark: #B8942E;
  --color-deep-blue: #003366;
  --color-deep-blue-light: #004488;
  --color-red: #E32636;
  --color-red-light: #F04050;
  --color-dark: #333333;
  --color-light-gray: #F5F5F5;
  --color-electric-blue: #00BFFF;
  --color-purple: #8A2BE2;
  --color-border: #E0E0E0;
  --font-heading: 'Impact', 'Arial Black', 'Franklin Gothic Heavy', sans-serif;
  --font-body: 'Noto Sans SC', 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-accent: 'Courier New', monospace;
  --shadow-strong: 6px 6px 0 rgba(0,0,0,0.12);
  --shadow-medium: 4px 4px 0 rgba(0,0,0,0.08);
  --shadow-light: 2px 2px 0 rgba(0,0,0,0.04);
  --shadow-gold: 0 4px 20px rgba(212,175,55,0.25);
  --border-thick: 4px;
  --border-medium: 2px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --radius-sm: 4px;
  --radius-pill: 9999px;

  position: relative;
  background: var(--color-white);
  font-family: var(--font-body);
  color: var(--color-dark);
}

/* ===== 蓝图网格背景 ===== */
.page-contact .section--grid-bg {
  position: relative;
  background-image:
    linear-gradient(rgba(0,191,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,191,255,0.06) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: 0 0;
}

.page-contact .section--grid-bg::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-deep-blue), var(--color-gold));
  z-index: 1;
}

/* ===== 面包屑 ===== */
.page-contact .breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 14px;
  color: var(--color-dark);
  padding: var(--space-lg) 0 var(--space-md);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-xl);
}

.page-contact .breadcrumb a {
  color: var(--color-deep-blue);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition-fast);
}

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

.page-contact .breadcrumb span[aria-current="page"] {
  font-weight: 600;
  color: var(--color-dark);
}

/* ===== 坐标标签 ===== */
.page-contact .coord-label {
  display: inline-block;
  font-family: var(--font-accent);
  font-size: 13px;
  color: var(--color-electric-blue);
  letter-spacing: 1px;
  border: 1px solid var(--color-electric-blue);
  padding: 2px 10px;
  margin-bottom: var(--space-md);
  opacity: 0.7;
}

/* ===== 首屏 Hero ===== */
.page-contact .contact-hero {
  padding: var(--space-xl) 0 var(--space-2xl);
}

.page-contact .contact-hero__content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.page-contact .contact-hero__text {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.page-contact .contact-hero__title {
  font-family: var(--font-heading);
  font-size: clamp(40px, 6vw, 72px);
  line-height: 1.05;
  color: var(--color-deep-blue);
  text-transform: uppercase;
  letter-spacing: -0.02em;
  margin: 0;
  position: relative;
}

.page-contact .contact-hero__title::after {
  content: '';
  display: block;
  width: 80px;
  height: var(--border-thick);
  background: var(--color-gold);
  margin-top: var(--space-md);
}

.page-contact .contact-hero__desc {
  font-size: 18px;
  line-height: 1.6;
  color: var(--color-dark);
  max-width: 480px;
  margin: 0;
}

.page-contact .contact-hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-contact .contact-hero__img {
  max-width: 100%;
  height: auto;
  border: var(--border-thick) solid var(--color-deep-blue);
  box-shadow: var(--shadow-strong);
  object-fit: cover;
  aspect-ratio: 500 / 300;
}

/* ===== 章节通用 ===== */
.page-contact .section {
  padding: var(--space-3xl) 0;
}

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

.page-contact .section--wide {
  padding: var(--space-2xl) 0 var(--space-3xl);
}

.page-contact .section--blue {
  background: var(--color-deep-blue);
  color: var(--color-white);
  position: relative;
}

.page-contact .section--blue::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-white), var(--color-gold));
}

.page-contact .container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.page-contact .container--narrow {
  max-width: 880px;
}

.page-contact .section__header {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-bottom: var(--space-2xl);
}

.page-contact .section__title {
  font-family: var(--font-heading);
  font-size: clamp(32px, 4vw, 48px);
  line-height: 1.1;
  color: var(--color-deep-blue);
  margin: 0;
  text-transform: uppercase;
  letter-spacing: -0.01em;
}

.page-contact .section__title--light {
  color: var(--color-white);
}

.page-contact .section__subtitle {
  font-size: 16px;
  color: var(--color-dark);
  opacity: 0.7;
  margin: 0;
  font-weight: 400;
}

.page-contact .section__desc {
  font-size: 18px;
  line-height: 1.6;
  color: rgba(255,255,255,0.85);
  margin: var(--space-md) auto var(--space-xl);
  max-width: 600px;
}

/* ===== 网格 ===== */
.page-contact .grid {
  display: grid;
  gap: var(--space-lg);
}

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

/* ===== 联络通道卡片 ===== */
.page-contact .channels-grid {
  margin-top: var(--space-md);
}

.page-contact .channel-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  border: var(--border-thick) solid var(--color-deep-blue);
  box-shadow: var(--shadow-strong);
  background: var(--color-white);
  position: relative;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.page-contact .channel-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 8px 8px 0 rgba(0,0,0,0.15);
}

.page-contact .channel-card--gold {
  border-color: var(--color-gold);
  box-shadow: var(--shadow-gold);
}

.page-contact .channel-card--gold:hover {
  box-shadow: 0 8px 30px rgba(212,175,55,0.35);
}

.page-contact .channel-card__icon {
  margin-bottom: var(--space-lg);
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-light-gray);
  border-radius: 50%;
  border: var(--border-medium) solid var(--color-gold);
}

.page-contact .channel-card__title {
  font-family: var(--font-heading);
  font-size: 22px;
  color: var(--color-deep-blue);
  margin: 0 0 var(--space-xs);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.page-contact .channel-card__label {
  font-size: 14px;
  color: var(--color-dark);
  opacity: 0.6;
  margin: 0 0 var(--space-md);
}

.page-contact .channel-card__value {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-deep-blue);
  text-decoration: none;
  display: inline-block;
  margin-bottom: var(--space-md);
  word-break: break-all;
  transition: color var(--transition-fast);
}

.page-contact .channel-card__value:hover {
  color: var(--color-gold);
}

.page-contact .channel-card__meta {
  font-size: 13px;
  color: var(--color-dark);
  opacity: 0.5;
  display: block;
}

.page-contact .copy-btn {
  margin-top: var(--space-sm);
  font-size: 13px;
  padding: 6px 16px;
  border: var(--border-medium) solid var(--color-deep-blue);
  background: transparent;
  color: var(--color-deep-blue);
  cursor: pointer;
  font-family: var(--font-body);
  font-weight: 600;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.page-contact .copy-btn:hover {
  background: var(--color-deep-blue);
  color: var(--color-white);
}

.page-contact .copy-btn.copied {
  background: var(--color-gold);
  border-color: var(--color-gold);
  color: var(--color-white);
}

/* ===== 办公地址卡片 ===== */
.page-contact .office-card {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: var(--space-xl);
  border: var(--border-thick) solid var(--color-deep-blue);
  box-shadow: var(--shadow-strong);
  background: var(--color-white);
  padding: var(--space-lg);
  align-items: center;
}

.page-contact .office-card__map {
  width: 100%;
  overflow: hidden;
  border: var(--border-medium) solid var(--color-border);
}

.page-contact .office-card__img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  aspect-ratio: 300 / 200;
}

.page-contact .office-card__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.page-contact .office-card__label {
  font-family: var(--font-accent);
  font-size: 14px;
  color: var(--color-electric-blue);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.page-contact .office-card__address {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-deep-blue);
  font-style: normal;
  line-height: 1.4;
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--color-gold);
}

.page-contact .office-card__notice {
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-dark);
  opacity: 0.7;
  margin: 0;
  padding: var(--space-sm) 0;
  border-left: 3px solid var(--color-red);
  padding-left: var(--space-md);
}

/* ===== 按钮 ===== */
.page-contact .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-weight: 600;
  text-decoration: none;
  border: var(--border-medium) solid transparent;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
  gap: var(--space-sm);
}

.page-contact .btn--outline {
  border-color: var(--color-deep-blue);
  color: var(--color-deep-blue);
  background: transparent;
  padding: 10px 24px;
  font-size: 15px;
}

.page-contact .btn--outline:hover {
  background: var(--color-deep-blue);
  color: var(--color-white);
}

.page-contact .btn--gold {
  background: var(--color-gold);
  color: var(--color-white);
  border-color: var(--color-gold);
  padding: 14px 36px;
  font-size: 18px;
  font-weight: 700;
}

.page-contact .btn--gold:hover {
  background: var(--color-gold-dark);
  border-color: var(--color-gold-dark);
  box-shadow: var(--shadow-gold);
}

.page-contact .btn--large {
  padding: 16px 48px;
  font-size: 20px;
}

.page-contact .btn--small {
  padding: 6px 18px;
  font-size: 13px;
}

/* ===== FAQ 链接区 ===== */
.page-contact .contact-faq-link {
  text-align: center;
  padding: var(--space-3xl) 0;
}

.page-contact .text-center {
  text-align: center;
}

/* ===== 响应式 ===== */
@media (max-width: 768px) {
  .page-contact .contact-hero__content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .page-contact .contact-hero__visual {
    order: -1;
  }

  .page-contact .contact-hero__img {
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
  }

  .page-contact .grid--3 {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .page-contact .office-card {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .page-contact .office-card__map {
    max-width: 300px;
    margin: 0 auto;
  }

  .page-contact .channel-card {
    padding: var(--space-lg) var(--space-md);
  }

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

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

  .page-contact .container {
    padding: 0 var(--space-md);
  }

  .page-contact .breadcrumb {
    font-size: 13px;
    padding: var(--space-md) 0;
    flex-wrap: wrap;
  }

  .page-contact .section__title {
    font-size: 28px;
  }

  .page-contact .contact-hero__title {
    font-size: 36px;
  }

  .page-contact .contact-hero__desc {
    font-size: 16px;
  }

  .page-contact .channel-card__value {
    font-size: 16px;
  }

  .page-contact .office-card__address {
    font-size: 17px;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .page-contact .grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

<div hidden>
验证摘要：
- 页面 slug: contact，作用域类 .page-contact ✔
- 包含 "官方联络通道"（section id="channels"）✔
- 包含 "办公地址"（section id="office"）✔
- 联系方式仅使用 site.contact 数据 ✔
- 地址注明"仅供参考"而非总部/注册 ✔
- 使用技术蓝图网格背景 ✔
- 粗边框卡片布局 ✔
- 图片2张：hero 图 500x300，地图占位 300x200 ✔
- 交互：复制邮箱按钮、tel: 电话链接 ✔
- 内链：/ 首页、/company/ 品牌档案、/questions/ 常见问答 ✔
- 无外部链接、表单、iframe、远程资源 ✔
- 移动端优先 + 媒体查询 ✔
- 选择器限定 .page-contact 作用域 ✔
</div>