/* ===== 联系入口页专属样式 ===== */
.page-contact {
  --contact-bg-deep: #0B1D3A;
  --contact-card-bg: #1A2F4A;
  --contact-gold: #F0C040;
  --contact-green: #00FF88;
  --contact-border: #2E4A6A;
  --contact-text: #FFFFFF;
  --contact-text-secondary: #B0C4DE;
  --contact-glow: rgba(240, 192, 64, 0.3);
  --contact-radius: 2px;
  --contact-transition: 0.25s ease;
  --contact-font-heading: 'Impact', 'Arial Black', 'Heiti SC', 'Microsoft YaHei', sans-serif;
  --contact-font-body: -apple-system, 'Helvetica Neue', 'Heiti SC', 'Microsoft YaHei', sans-serif;
  --contact-grid-color: rgba(46, 74, 106, 0.5);

  background-color: var(--contact-bg-deep);
  color: var(--contact-text);
  font-family: var(--contact-font-body);
  padding: 2rem 1.5rem 4rem;
  min-height: 100vh;
}

/* ===== 容器：左右分屏 ===== */
.contact-container {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  max-width: 1280px;
  margin: 0 auto;
}

/* ===== 左侧：联系方式 ===== */
.contact-info {
  flex: 0 0 100%;
}

/* 面包屑 */
.contact-info .breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  font-size: 0.875rem;
  color: var(--contact-text-secondary);
}
.contact-info .breadcrumb-link {
  color: var(--contact-gold);
  text-decoration: none;
  transition: color var(--contact-transition);
}
.contact-info .breadcrumb-link:hover,
.contact-info .breadcrumb-link:focus-visible {
  color: var(--contact-green);
  outline: none;
  text-shadow: 0 0 6px var(--contact-green);
}
.contact-info .breadcrumb-separator {
  color: var(--contact-border);
  user-select: none;
}
.contact-info .breadcrumb-item {
  color: var(--contact-text-secondary);
}

/* 主标题 */
.contact-heading {
  font-family: var(--contact-font-heading);
  font-size: 2.5rem;
  font-weight: 900;
  line-height: 1.1;
  color: var(--contact-text);
  text-shadow: 0 0 12px var(--contact-gold), 0 0 30px rgba(240, 192, 64, 0.2);
  margin: 0 0 0.75rem;
  letter-spacing: 0.02em;
}

/* 简介 */
.contact-intro {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--contact-text-secondary);
  max-width: 36em;
  margin: 0 0 1.25rem;
}

/* 图标 */
.contact-hero-icon {
  margin-bottom: 2rem;
}
.hero-icon-img {
  display: block;
  width: 80px;
  height: 80px;
  max-width: 100%;
  height: auto;
  object-fit: contain;
  border: 1px solid var(--contact-gold);
  border-radius: var(--contact-radius);
  padding: 4px;
  box-shadow: 0 0 20px rgba(240, 192, 64, 0.15);
  transition: box-shadow var(--contact-transition);
}
.hero-icon-img:hover {
  box-shadow: 0 0 30px rgba(240, 192, 64, 0.35);
}

/* 分区标题 */
.section-label {
  font-family: var(--contact-font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--contact-gold);
  margin: 0 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--contact-border);
  letter-spacing: 0.04em;
  text-shadow: 0 0 8px rgba(240, 192, 64, 0.15);
}

/* 联系卡片容器 */
.contact-cards {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* 单个卡片 */
.contact-card {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: var(--contact-card-bg);
  border: 1px solid var(--contact-border);
  border-radius: var(--contact-radius);
  padding: 1.25rem;
  transition: border-color var(--contact-transition), box-shadow var(--contact-transition), transform var(--contact-transition);
  cursor: default;
}
.contact-card:hover,
.contact-card:focus-within {
  border-color: var(--contact-gold);
  box-shadow: 0 0 20px var(--contact-glow), inset 0 0 20px rgba(240, 192, 64, 0.05);
  transform: translateX(4px);
}

/* 卡片图标（圆形） */
.card-icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 2px solid var(--contact-gold);
  background: transparent;
  transition: background var(--contact-transition), box-shadow var(--contact-transition);
}
.contact-card:hover .card-icon,
.contact-card:focus-within .card-icon {
  background: rgba(240, 192, 64, 0.08);
  box-shadow: 0 0 14px var(--contact-glow);
}
.card-icon svg {
  display: block;
  width: 24px;
  height: 24px;
}

/* 卡片内容 */
.card-body {
  flex: 1;
  min-width: 0;
}
.card-title {
  font-family: var(--contact-font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--contact-text);
  margin: 0 0 0.35rem;
  letter-spacing: 0.02em;
}
.card-link {
  display: inline-block;
  font-size: 1rem;
  font-weight: 500;
  color: var(--contact-gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--contact-transition), border-color var(--contact-transition), text-shadow var(--contact-transition);
  word-break: break-all;
}
.card-link:hover,
.card-link:focus-visible {
  color: var(--contact-green);
  border-bottom-color: var(--contact-green);
  text-shadow: 0 0 8px rgba(0, 255, 136, 0.3);
  outline: none;
}
.card-note {
  font-size: 0.875rem;
  color: var(--contact-text-secondary);
  margin: 0.35rem 0 0;
  line-height: 1.5;
}

/* 地址卡片特殊处理 */
.address-card .address-line {
  font-size: 1rem;
  font-weight: 500;
  color: var(--contact-text);
  margin: 0 0 0.3rem;
  cursor: help;
  border-bottom: 1px dashed var(--contact-border);
  padding-bottom: 0.15rem;
  transition: border-color var(--contact-transition);
}
.address-card .address-line:hover {
  border-bottom-color: var(--contact-gold);
}
.address-note {
  color: var(--contact-text-secondary);
  font-style: italic;
  font-size: 0.8rem;
}

/* 额外提示 */
.contact-extra {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--contact-border);
}
.extra-note {
  font-size: 0.875rem;
  color: var(--contact-text-secondary);
  margin: 0;
  line-height: 1.6;
}
.inline-link {
  color: var(--contact-gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--contact-transition), border-color var(--contact-transition);
}
.inline-link:hover,
.inline-link:focus-visible {
  color: var(--contact-green);
  border-bottom-color: var(--contact-green);
  outline: none;
}

/* ===== 右侧：抽象星图 ===== */
.contact-map {
  flex: 0 0 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.map-frame {
  position: relative;
  width: 100%;
  max-width: 500px;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border: 1px solid var(--contact-border);
  border-radius: var(--contact-radius);
  background: var(--contact-bg-deep);
}
.star-map {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.7;
  transition: opacity var(--contact-transition);
}
.map-frame:hover .star-map {
  opacity: 0.85;
}

/* 网格叠加 */
.map-grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--contact-grid-color) 1px, transparent 1px),
    linear-gradient(to bottom, var(--contact-grid-color) 1px, transparent 1px);
  background-size: 40px 40px;
  z-index: 1;
}

/* 金色光点 */
.map-dot {
  position: absolute;
  top: 42%;
  left: 55%;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--contact-gold);
  box-shadow: 0 0 20px var(--contact-gold), 0 0 60px rgba(240, 192, 64, 0.4);
  z-index: 2;
  animation: map-dot-pulse 3s ease-in-out infinite;
  pointer-events: none;
}
@keyframes map-dot-pulse {
  0%, 100% { box-shadow: 0 0 20px var(--contact-gold), 0 0 60px rgba(240, 192, 64, 0.3); transform: scale(1); }
  50% { box-shadow: 0 0 30px var(--contact-gold), 0 0 80px rgba(240, 192, 64, 0.5); transform: scale(1.08); }
}

/* 光晕环 */
.map-ring {
  position: absolute;
  top: 42%;
  left: 55%;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  border: 1px solid rgba(240, 192, 64, 0.25);
  transform: translate(-50%, -50%);
  z-index: 1;
  pointer-events: none;
  animation: map-ring-expand 4s ease-in-out infinite;
}
@keyframes map-ring-expand {
  0%, 100% { width: 60px; height: 60px; opacity: 0.4; }
  50% { width: 100px; height: 100px; opacity: 0.1; }
}

/* 十字准线 */
.map-crosshair {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 80px;
  height: 80px;
  transform: translate(-50%, -50%);
  z-index: 1;
  pointer-events: none;
  opacity: 0.15;
  background:
    linear-gradient(to right, transparent calc(50% - 1px), var(--contact-green) calc(50% - 1px), var(--contact-green) calc(50% + 1px), transparent calc(50% + 1px)),
    linear-gradient(to bottom, transparent calc(50% - 1px), var(--contact-green) calc(50% - 1px), var(--contact-green) calc(50% + 1px), transparent calc(50% + 1px));
}

/* 图注 */
.map-caption {
  font-family: var(--contact-font-heading);
  font-size: 0.875rem;
  color: var(--contact-text-secondary);
  letter-spacing: 0.12em;
  margin-top: 1rem;
  text-align: center;
  border-top: 1px solid var(--contact-border);
  padding-top: 0.75rem;
  width: 100%;
  max-width: 500px;
}

/* ===== 桌面端（≥768px） ===== */
@media (min-width: 768px) {
  .page-contact {
    padding: 3rem 2rem 5rem;
  }
  .contact-container {
    flex-direction: row;
    align-items: flex-start;
    gap: 3rem;
  }
  .contact-info {
    flex: 0 0 42%;
    max-width: 42%;
  }
  .contact-map {
    flex: 0 0 50%;
    max-width: 50%;
    position: sticky;
    top: calc(80px + 2rem);
    align-self: flex-start;
  }
  .contact-heading {
    font-size: 3.2rem;
  }
  .contact-intro {
    font-size: 1.05rem;
  }
  .map-frame {
    max-width: 100%;
  }
  .contact-extra {
    margin-top: 2rem;
  }
}

/* ===== 大桌面端（≥1024px） ===== */
@media (min-width: 1024px) {
  .page-contact {
    padding: 4rem 2.5rem 6rem;
  }
  .contact-info {
    flex: 0 0 38%;
    max-width: 38%;
  }
  .contact-map {
    flex: 0 0 54%;
    max-width: 54%;
  }
  .contact-heading {
    font-size: 3.8rem;
  }
  .contact-cards {
    gap: 1.25rem;
  }
  .contact-card {
    padding: 1.5rem;
  }
  .card-icon {
    width: 52px;
    height: 52px;
  }
  .card-icon svg {
    width: 26px;
    height: 26px;
  }
  .map-grid {
    background-size: 50px 50px;
  }
}

/* ===== 超宽屏（≥1440px） ===== */
@media (min-width: 1440px) {
  .contact-container {
    gap: 4rem;
  }
  .contact-info {
    flex: 0 0 35%;
    max-width: 35%;
  }
  .contact-map {
    flex: 0 0 58%;
    max-width: 58%;
  }
}

/* ===== 窄屏安全 ===== */
@media (max-width: 400px) {
  .page-contact {
    padding: 1.5rem 1rem 3rem;
  }
  .contact-heading {
    font-size: 1.8rem;
  }
  .contact-card {
    padding: 1rem;
    gap: 0.75rem;
  }
  .card-icon {
    width: 40px;
    height: 40px;
  }
  .card-icon svg {
    width: 20px;
    height: 20px;
  }
  .card-title {
    font-size: 1rem;
  }
  .card-link {
    font-size: 0.9rem;
  }
}