.page-contact {
  --contact-gap: 2.5rem;
  --card-min-width: 220px;
  --card-bg: rgba(26, 26, 26, 0.85);
  --card-border: rgba(201, 169, 110, 0.25);
  --card-glow: rgba(201, 169, 110, 0.12);
  --icon-size: 2.2rem;

  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  max-width: var(--content-max, 1200px);
  margin: 0 auto;
  padding: 1.5rem 1rem 3rem;
  background-color: var(--bg-dark, #1A1A1A);
  color: var(--text-primary, #F5F0E6);
  box-sizing: border-box;
}

/* 面包屑 */
.page-contact .breadcrumb {
  width: 100%;
  max-width: 900px;
  margin-bottom: 2rem;
  font-family: 'Arial', sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary, #C9A96E);
  opacity: 0.7;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.3rem 0.5rem;
}

.page-contact .breadcrumb a {
  color: var(--text-secondary, #C9A96E);
  text-decoration: none;
  transition: color 0.2s;
}

.page-contact .breadcrumb a:hover,
.page-contact .breadcrumb a:focus-visible {
  color: var(--primary, #8B0000);
  outline: 2px solid var(--accent, #C9A96E);
  outline-offset: 2px;
}

.page-contact .breadcrumb-sep {
  color: var(--text-secondary, #C9A96E);
  opacity: 0.5;
  user-select: none;
}

.page-contact .breadcrumb [aria-current="page"] {
  color: var(--text-primary, #F5F0E6);
  opacity: 0.9;
  font-weight: 700;
}

/* 标题区 */
.page-contact .contact-hero {
  text-align: center;
  margin-bottom: 2.8rem;
  width: 100%;
  max-width: 900px;
}

.page-contact .contact-headline {
  font-family: var(--font-heading, 'Arial Black', 'Impact', sans-serif);
  font-weight: 900;
  font-size: clamp(2.4rem, 7vw, 4.2rem);
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--text-primary, #F5F0E6);
  margin: 0 0 0.6rem;
  line-height: 1.1;
}

.page-contact .contact-subline {
  font-family: var(--font-body, 'Georgia', 'Times New Roman', serif);
  font-size: 1rem;
  color: var(--text-secondary, #C9A96E);
  opacity: 0.8;
  margin: 0;
  letter-spacing: 0.04em;
}

/* 联系方式卡片区域 */
.page-contact .contact-channels {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--contact-gap);
  width: 100%;
  max-width: 900px;
  margin-bottom: 3rem;
}

.page-contact .channel-card {
  flex: 1 1 var(--card-min-width);
  max-width: 300px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  padding: 2rem 1.5rem 1.8rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: border-color 0.3s, box-shadow 0.3s, transform 0.2s;
  cursor: default;
  position: relative;
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  border-color: var(--accent, #C9A96E);
  box-shadow: 0 0 24px var(--card-glow), inset 0 0 24px var(--card-glow);
  transform: translateY(-2px);
}

.page-contact .channel-icon {
  font-size: var(--icon-size);
  line-height: 1;
  color: var(--accent, #C9A96E);
  margin-bottom: 0.8rem;
  display: block;
  transition: transform 0.2s;
}

.page-contact .channel-card:hover .channel-icon {
  transform: scale(1.08);
}

.page-contact .channel-label {
  font-family: 'Arial', sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary, #C9A96E);
  margin: 0 0 0.7rem;
  font-weight: 600;
}

.page-contact .channel-value {
  font-family: var(--font-body, 'Georgia', 'Times New Roman', serif);
  font-size: 0.95rem;
  color: var(--text-primary, #F5F0E6);
  text-decoration: none;
  word-break: break-all;
  transition: color 0.2s;
  display: inline-block;
  padding: 0.15rem 0.3rem;
  border-radius: 2px;
}

.page-contact .channel-value:hover,
.page-contact .channel-value:focus-visible {
  color: var(--accent, #C9A96E);
  outline: 2px solid var(--accent, #C9A96E);
  outline-offset: 2px;
}

.page-contact .channel-value--text {
  cursor: default;
}

.page-contact .channel-value--text:hover {
  color: var(--text-primary, #F5F0E6);
  outline: none;
}

.page-contact .channel-hint {
  font-family: 'Arial', sans-serif;
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary, #C9A96E);
  opacity: 0.5;
  margin-top: 0.5rem;
  transition: opacity 0.2s;
}

.page-contact .channel-card:hover .channel-hint,
.page-contact .channel-card:focus-within .channel-hint {
  opacity: 0.85;
}

/* 服务说明 */
.page-contact .contact-notice {
  width: 100%;
  max-width: 700px;
  margin-bottom: 2.5rem;
  padding: 2rem 2rem 1.8rem;
  border-left: 3px solid var(--primary, #8B0000);
  background: rgba(139, 0, 0, 0.06);
}

.page-contact .notice-heading {
  font-family: var(--font-heading, 'Arial Black', 'Impact', sans-serif);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-primary, #F5F0E6);
  margin: 0 0 0.8rem;
}

.page-contact .notice-text {
  font-family: var(--font-body, 'Georgia', 'Times New Roman', serif);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-secondary, #C9A96E);
  margin: 0 0 1rem;
}

.page-contact .notice-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1.8rem;
  font-family: 'Arial', sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--text-secondary, #C9A96E);
  opacity: 0.7;
}

.page-contact .notice-meta-item {
  position: relative;
  padding-left: 0.8rem;
}

.page-contact .notice-meta-item::before {
  content: "▹";
  position: absolute;
  left: 0;
  color: var(--primary, #8B0000);
}

/* 图片区 */
.page-contact .contact-visual {
  width: 100%;
  max-width: 900px;
  margin: 0 0 2.8rem;
  padding: 0;
  line-height: 0;
  border: 1px solid rgba(201, 169, 110, 0.15);
  overflow: hidden;
}

.page-contact .contact-visual-img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: grayscale(0.6) sepia(0.3) contrast(1.1);
  transition: filter 0.5s, transform 0.4s;
}

.page-contact .contact-visual:hover .contact-visual-img {
  filter: grayscale(0.3) sepia(0.1) contrast(1.05);
  transform: scale(1.01);
}

/* 内部导航链接 */
.page-contact .contact-nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.2rem;
  width: 100%;
  max-width: 900px;
  margin-top: 0.5rem;
}

.page-contact .contact-nav-links .btn {
  min-width: 160px;
  text-align: center;
  font-family: 'Arial', sans-serif;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.8rem 1.6rem;
  border: 1px solid var(--accent, #C9A96E);
  background: transparent;
  color: var(--text-secondary, #C9A96E);
  text-decoration: none;
  transition: background 0.25s, color 0.25s, border-color 0.25s, box-shadow 0.25s;
  cursor: pointer;
}

.page-contact .contact-nav-links .btn:hover,
.page-contact .contact-nav-links .btn:focus-visible {
  background: var(--accent, #C9A96E);
  color: var(--bg-dark, #1A1A1A);
  border-color: var(--accent, #C9A96E);
  box-shadow: 0 0 18px rgba(201, 169, 110, 0.25);
  outline: none;
}

.page-contact .contact-nav-links .btn:focus-visible {
  outline: 2px solid var(--accent, #C9A96E);
  outline-offset: 3px;
}

/* 移动端适配（窄屏） */
@media (max-width: 640px) {
  .page-contact {
    padding: 1rem 0.75rem 2.5rem;
  }

  .page-contact .breadcrumb {
    font-size: 0.65rem;
    margin-bottom: 1.4rem;
    gap: 0.2rem 0.4rem;
  }

  .page-contact .contact-headline {
    font-size: clamp(1.8rem, 8vw, 2.6rem);
  }

  .page-contact .contact-subline {
    font-size: 0.85rem;
  }

  .page-contact .contact-channels {
    flex-direction: column;
    align-items: center;
    gap: 1.2rem;
  }

  .page-contact .channel-card {
    flex: 0 0 auto;
    width: 100%;
    max-width: 360px;
    padding: 1.5rem 1.2rem 1.4rem;
  }

  .page-contact .channel-icon {
    font-size: 1.8rem;
  }

  .page-contact .channel-value {
    font-size: 0.88rem;
  }

  .page-contact .contact-notice {
    padding: 1.4rem 1.2rem 1.2rem;
    margin-bottom: 1.8rem;
  }

  .page-contact .notice-heading {
    font-size: 0.95rem;
  }

  .page-contact .notice-text {
    font-size: 0.88rem;
  }

  .page-contact .notice-meta {
    flex-direction: column;
    gap: 0.4rem;
    font-size: 0.7rem;
  }

  .page-contact .contact-visual {
    margin-bottom: 2rem;
  }

  .page-contact .contact-nav-links {
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
  }

  .page-contact .contact-nav-links .btn {
    width: 100%;
    max-width: 280px;
    padding: 0.7rem 1.2rem;
    font-size: 0.75rem;
  }
}

/* 桌面端优化 */
@media (min-width: 1024px) {
  .page-contact {
    padding: 2.5rem 2rem 4rem;
  }

  .page-contact .contact-hero {
    margin-bottom: 3.2rem;
  }

  .page-contact .contact-channels {
    gap: 3rem;
  }

  .page-contact .channel-card {
    padding: 2.5rem 2rem 2rem;
  }

  .page-contact .contact-notice {
    padding: 2.4rem 2.8rem 2rem;
  }

  .page-contact .contact-visual {
    max-width: 800px;
  }
}