/* ===== 页面专属：page-contact ===== */
.page-contact {
  --contact-visual-w: 40%;
  --contact-details-w: 58%;
  --card-edge-w: 4px;
  --card-radius: 6px;
  --card-gap: var(--space-md);
  --contact-hero-gap: var(--space-sm);

  background-color: var(--dark-bg, #1A1A1A);
  color: var(--text-light, #F5F5F5);
  padding: var(--space-lg, 2rem) var(--space-md, 1.5rem) var(--space-xl, 3rem);
  max-width: var(--content-max, 1200px);
  margin: 0 auto;
  min-height: calc(100vh - var(--header-h, 60px) - 120px);
  display: flex;
  flex-direction: column;
}

/* 面包屑 */
.page-contact .contact-breadcrumb {
  margin-bottom: var(--space-md, 1.5rem);
}
.page-contact .breadcrumb__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4em 0.25em;
  font-family: var(--font-accent, 'JetBrains Mono', monospace);
  font-size: 0.8rem;
  color: var(--accent-gold, #C9A84C);
}
.page-contact .breadcrumb__item {
  display: inline-flex;
  align-items: center;
}
.page-contact .breadcrumb__item + .breadcrumb__item::before {
  content: "›";
  margin: 0 0.4em;
  color: var(--accent-gold, #C9A84C);
  opacity: 0.7;
}
.page-contact .breadcrumb__link {
  color: var(--accent-gold, #C9A84C);
  text-decoration: none;
  transition: color var(--transition, 0.2s ease);
}
.page-contact .breadcrumb__link:hover,
.page-contact .breadcrumb__link:focus-visible {
  color: var(--accent-red, #D62828);
  text-decoration: underline;
}
.page-contact .breadcrumb__current {
  color: var(--text-light, #F5F5F5);
  opacity: 0.8;
}

/* 主标题区 */
.page-contact .contact-hero {
  margin-bottom: var(--space-lg, 2rem);
  position: relative;
}
.page-contact .contact-hero__title {
  font-family: var(--font-head, 'Inter', sans-serif);
  font-weight: 800;
  font-style: italic;
  font-size: clamp(2.2rem, 6vw, 4.2rem);
  letter-spacing: -0.03em;
  color: var(--text-light, #F5F5F5);
  margin: 0 0 var(--contact-hero-gap, 0.75rem);
  line-height: 1.05;
}
.page-contact .contact-hero__desc {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--accent-gold, #C9A84C);
  max-width: 520px;
  margin: 0 0 var(--space-md, 1.5rem);
}
.page-contact .contact-hero__line {
  width: 80px;
  height: 4px;
  background: var(--primary-grad, linear-gradient(135deg, #E8B800, #D62828));
  border-radius: 2px;
}

/* 主栅格：非对称两列 */
.page-contact .contact-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg, 2rem);
  flex: 1;
}

/* 左侧视觉区 */
.page-contact .contact-visual {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-md, 1.5rem);
}
.page-contact .contact-visual__frame {
  position: relative;
  width: 100%;
  max-width: 500px;
  background: var(--mid-bg, #2D2D2D);
  padding: 8px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}
.page-contact .contact-visual__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
}
.page-contact .contact-visual__accent {
  position: absolute;
  bottom: 12px;
  right: 12px;
  width: 60px;
  height: 60px;
  background: var(--primary-grad, linear-gradient(135deg, #E8B800, #D62828));
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
  opacity: 0.55;
  pointer-events: none;
}
.page-contact .contact-visual__tagline {
  font-family: var(--font-accent, 'JetBrains Mono', monospace);
  font-size: 0.9rem;
  color: var(--accent-gold, #C9A84C);
  opacity: 0.75;
  margin: 0;
  padding-left: 4px;
  border-left: 2px solid var(--accent-red, #D62828);
  padding-left: 12px;
}

/* 右侧联系方式区 */
.page-contact .contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--card-gap, 1.5rem);
  width: 100%;
}

/* == 联系方式卡片 == */
.page-contact .contact-card {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm, 0.75rem);
  background: var(--mid-bg, #2D2D2D);
  border-radius: var(--card-radius, 6px);
  padding: var(--space-md, 1.5rem);
  padding-left: calc(var(--space-md, 1.5rem) + var(--card-edge-w, 4px));
  transition: box-shadow var(--transition, 0.2s ease), border-color var(--transition, 0.2s ease);
  border: 1px solid transparent;
}
.page-contact .contact-card:hover {
  box-shadow: 0 0 0 1px rgba(232, 184, 0, 0.25), 0 8px 24px rgba(0, 0, 0, 0.35);
  border-color: rgba(214, 40, 40, 0.2);
}

/* 左侧金红渐变边缘 */
.page-contact .contact-card__edge {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--card-edge-w, 4px);
  background: var(--primary-grad, linear-gradient(135deg, #E8B800, #D62828));
  border-radius: var(--card-radius, 6px) 0 0 var(--card-radius, 6px);
  transition: width var(--transition, 0.2s ease);
}
.page-contact .contact-card:hover .contact-card__edge {
  width: 6px;
}

/* 右上角切角装饰（展览标签隐喻） */
.page-contact .contact-card::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 24px;
  height: 24px;
  background: var(--dark-bg, #1A1A1A);
  clip-path: polygon(100% 0, 100% 100%, 0 0);
}

/* 编号 */
.page-contact .contact-card__number {
  position: absolute;
  top: var(--space-sm, 0.75rem);
  right: var(--space-sm, 0.75rem);
  font-family: var(--font-accent, 'JetBrains Mono', monospace);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent-gold, #C9A84C);
  opacity: 0.35;
  line-height: 1;
  z-index: 1;
}

/* 图标 */
.page-contact .contact-card__icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}
.page-contact .contact-card__icon svg {
  display: block;
  width: 32px;
  height: 32px;
}

/* 主体内容 */
.page-contact .contact-card__body {
  flex: 1;
  min-width: 0;
}
.page-contact .contact-card__title {
  font-family: var(--font-head, 'Inter', sans-serif);
  font-weight: 800;
  font-style: italic;
  font-size: 1rem;
  color: var(--accent-gold, #C9A84C);
  margin: 0 0 0.3em;
  line-height: 1.3;
}
.page-contact .contact-card__text {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 0.95rem;
  color: var(--text-light, #F5F5F5);
  margin: 0 0 0.25em;
  word-break: break-all;
}
.page-contact .contact-card__phone {
  color: var(--text-light, #F5F5F5);
  text-decoration: none;
  border-bottom: 1px dashed var(--accent-gold, #C9A84C);
  transition: color var(--transition, 0.2s ease), border-color var(--transition, 0.2s ease);
}
.page-contact .contact-card__phone:hover,
.page-contact .contact-card__phone:focus-visible {
  color: var(--accent-red, #D62828);
  border-color: var(--accent-red, #D62828);
}
.page-contact .contact-card__note {
  display: block;
  font-family: var(--font-accent, 'JetBrains Mono', monospace);
  font-size: 0.75rem;
  color: var(--accent-gold, #C9A84C);
  opacity: 0.6;
  margin-top: 0.15em;
}

/* 复制按钮 */
.page-contact .contact-card__copy {
  display: inline-block;
  font-family: var(--font-accent, 'JetBrains Mono', monospace);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-gold, #C9A84C);
  background: transparent;
  border: 1px solid var(--accent-gold, #C9A84C);
  border-radius: 3px;
  padding: 0.2em 0.7em;
  cursor: pointer;
  transition: background var(--transition, 0.2s ease), color var(--transition, 0.2s ease);
  margin-top: 0.3em;
}
.page-contact .contact-card__copy:hover,
.page-contact .contact-card__copy:focus-visible {
  background: var(--primary-grad, linear-gradient(135deg, #E8B800, #D62828));
  color: var(--text-light, #F5F5F5);
  border-color: transparent;
}

/* 地址卡片内的地图占位 */
.page-contact .contact-card__map {
  margin-top: var(--space-sm, 0.75rem);
  width: 100%;
  max-width: 400px;
  border-radius: var(--radius-sm, 4px);
  overflow: hidden;
  border: 1px solid rgba(201, 168, 76, 0.2);
}
.page-contact .contact-card__map-img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

/* 底部链接区 */
.page-contact .contact-bottom {
  margin-top: var(--space-xl, 3rem);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm, 0.75rem);
}
.page-contact .contact-bottom__divider {
  width: 60px;
  height: 3px;
  background: var(--primary-grad, linear-gradient(135deg, #E8B800, #D62828));
  border-radius: 2px;
  margin-bottom: var(--space-sm, 0.75rem);
}
.page-contact .contact-bottom__text {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 0.95rem;
  color: var(--accent-gold, #C9A84C);
  margin: 0;
  opacity: 0.8;
}
.page-contact .contact-bottom__btn {
  font-size: 0.95rem;
  padding: 0.6em 1.8em;
}

/* ===== 桌面端 ≥ 768px ===== */
@media (min-width: 768px) {
  .page-contact {
    padding: var(--space-xl, 3rem) var(--space-lg, 2rem) var(--space-xl, 3rem);
  }

  .page-contact .contact-grid {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--space-lg, 2rem);
  }

  .page-contact .contact-visual {
    width: var(--contact-visual-w, 40%);
    position: sticky;
    top: calc(var(--header-h, 60px) + var(--space-lg, 2rem));
  }

  .page-contact .contact-visual__frame {
    max-width: 100%;
  }

  .page-contact .contact-details {
    width: var(--contact-details-w, 58%);
    gap: var(--space-md, 1.5rem);
  }

  .page-contact .contact-card {
    padding: var(--space-md, 1.5rem) var(--space-lg, 2rem);
    padding-left: calc(var(--space-lg, 2rem) + var(--card-edge-w, 4px));
  }

  .page-contact .contact-card__title {
    font-size: 1.1rem;
  }

  .page-contact .contact-card__text {
    font-size: 1rem;
  }

  .page-contact .contact-hero__title {
    font-size: 3.6rem;
  }

  .page-contact .contact-hero__desc {
    font-size: 1.1rem;
  }

  .page-contact .contact-bottom {
    margin-top: var(--space-xl, 4rem);
    flex-direction: row;
    justify-content: center;
    gap: var(--space-md, 1.5rem);
  }

  .page-contact .contact-bottom__divider {
    width: 3px;
    height: 32px;
    margin-bottom: 0;
  }
}

/* ===== 大桌面端 ≥ 1024px ===== */
@media (min-width: 1024px) {
  .page-contact .contact-hero__title {
    font-size: 4.2rem;
  }

  .page-contact .contact-card {
    padding: var(--space-lg, 2rem);
    padding-left: calc(var(--space-lg, 2rem) + var(--card-edge-w, 4px));
  }

  .page-contact .contact-card__icon {
    width: 44px;
    height: 44px;
  }
  .page-contact .contact-card__icon svg {
    width: 36px;
    height: 36px;
  }
}