.page-contact {
  --contact-accent: var(--color-neon-purple, #9B30FF);
  --contact-border-glow: 0 0 12px rgba(155, 48, 255, 0.3);
  --contact-card-bg: var(--color-deep-gray, #1A1F2E);
  --contact-text-light: var(--color-metal-silver, #C0C6D9);
  --contact-text-bright: var(--color-white, #FFFFFF);
  --contact-highlight: var(--color-electric-blue, #00D4FF);
  --contact-copy-success: var(--color-fluo-green, #39FF14);

  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl, 2.5rem);
  padding: var(--spacing-lg, 1.2rem);
  padding-top: calc(var(--header-height, 60px) + var(--spacing-lg, 1.2rem));
  max-width: var(--site-max-width, 1200px);
  margin: 0 auto;
  color: var(--contact-text-light);
  font: var(--font-body);
}

/* 面包屑 */
.page-contact .breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--color-metal-silver, #C0C6D9);
  letter-spacing: 0.02em;
  margin-bottom: var(--spacing-sm, 0.5rem);
}

.page-contact .breadcrumb a {
  color: var(--contact-highlight);
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-contact .breadcrumb a:hover,
.page-contact .breadcrumb a:focus-visible {
  color: var(--color-fluo-green, #39FF14);
  text-decoration: underline;
}

.page-contact .breadcrumb span[aria-hidden="true"] {
  color: var(--contact-accent);
  font-size: 0.7rem;
}

/* 英雄区域 */
.page-contact .contact-hero {
  position: relative;
  padding-left: var(--spacing-lg, 1.2rem);
  border-left: 4px solid var(--contact-accent);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.page-contact .contact-hero[data-visible] {
  opacity: 1;
  transform: translateY(0);
}

.page-contact .contact-heading {
  font: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.2rem);
  color: var(--contact-text-bright);
  margin: 0 0 var(--spacing-sm, 0.5rem);
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

.page-contact .contact-intro {
  font-size: 1rem;
  line-height: 1.7;
  max-width: 580px;
  color: var(--contact-text-light);
  margin: 0;
}

/* 网格布局 — 不对称 */
.page-contact .contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl, 2.5rem);
}

/* 卡片通用 */
.page-contact .contact-card {
  background: var(--contact-card-bg);
  border: 1px solid rgba(155, 48, 255, 0.25);
  border-radius: var(--border-radius, 6px);
  padding: var(--spacing-lg, 1.2rem) var(--spacing-md, 1rem);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md, 1rem);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.page-contact .contact-card:hover {
  border-color: var(--contact-accent);
  box-shadow: var(--contact-border-glow);
}

.page-contact .bracket-box {
  position: relative;
}

.page-contact .bracket-box::before {
  content: '[';
  position: absolute;
  top: -1px;
  left: -1px;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--contact-accent);
  opacity: 0.4;
  line-height: 1;
  pointer-events: none;
}

.page-contact .bracket-box::after {
  content: ']';
  position: absolute;
  bottom: -1px;
  right: -1px;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--contact-accent);
  opacity: 0.4;
  line-height: 1;
  pointer-events: none;
}

/* 主卡片 — 客服通道 */
.page-contact .primary-card .card-icon-wrap {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  border: 2px solid var(--contact-accent);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(155, 48, 255, 0.08);
  flex-shrink: 0;
}

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

.page-contact .card-title {
  font: var(--font-heading);
  font-size: 1.3rem;
  color: var(--contact-text-bright);
  margin: 0;
  letter-spacing: 0.02em;
}

.page-contact .card-body {
  flex: 1;
}

.page-contact .contact-list {
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md, 1rem);
}

.page-contact .contact-label {
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--contact-accent);
  margin: 0 0 0.2rem;
}

.page-contact .contact-value {
  margin: 0;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm, 0.5rem);
  flex-wrap: wrap;
  font-size: 0.95rem;
  line-height: 1.5;
}

.page-contact .data-value {
  font: var(--font-data);
  color: var(--contact-highlight);
  word-break: break-all;
}

.page-contact .copy-btn {
  font-size: 0.7rem;
  padding: 0.2rem 0.7rem;
  border: 1px solid var(--contact-highlight);
  border-radius: 4px;
  background: transparent;
  color: var(--contact-highlight);
  cursor: pointer;
  transition: background 0.2s, color 0.2s, transform 0.1s;
  font-family: inherit;
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1.6;
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  background: var(--contact-highlight);
  color: var(--color-dark-night, #0A0F1A);
  transform: scale(1.04);
}

.page-contact .copy-btn:active {
  transform: scale(0.96);
}

.page-contact .card-footnote {
  font-size: 0.78rem;
  color: var(--color-metal-silver, #C0C6D9);
  opacity: 0.7;
  margin: 0;
  border-top: 1px solid rgba(192, 198, 217, 0.12);
  padding-top: var(--spacing-sm, 0.5rem);
}

/* 次卡片 — 其他联系方式 */
.page-contact .secondary-card .phone-num {
  font: var(--font-data);
  color: var(--contact-text-bright);
  letter-spacing: 0.04em;
}

.page-contact .secondary-card .contact-note {
  display: inline-block;
  font-size: 0.75rem;
  color: var(--color-metal-silver, #C0C6D9);
  background: rgba(155, 48, 255, 0.08);
  padding: 0.1rem 0.5rem;
  border-radius: 3px;
  border: 1px solid rgba(155, 48, 255, 0.15);
}

.page-contact .address-line {
  font-style: normal;
  color: var(--contact-text-light);
}

/* 地图占位 */
.page-contact .map-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm, 0.5rem);
  padding: var(--spacing-md, 1rem);
  border: 1px dashed rgba(192, 198, 217, 0.25);
  border-radius: var(--border-radius, 6px);
  background: rgba(10, 15, 26, 0.4);
  min-height: 100px;
}

.page-contact .map-pin {
  font-size: 1.8rem;
  line-height: 1;
  filter: drop-shadow(0 0 6px rgba(155, 48, 255, 0.3));
}

.page-contact .map-label {
  font-size: 0.8rem;
  color: var(--color-metal-silver, #C0C6D9);
  opacity: 0.6;
  letter-spacing: 0.04em;
}

/* 额外链接区域 */
.page-contact .contact-extra {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md, 1rem);
  margin-top: var(--spacing-sm, 0.5rem);
}

.page-contact .extra-card {
  background: var(--contact-card-bg);
  border: 1px solid rgba(0, 212, 255, 0.12);
  border-radius: var(--border-radius, 6px);
  padding: var(--spacing-md, 1rem) var(--spacing-lg, 1.2rem);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm, 0.5rem);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.page-contact .extra-card:hover {
  border-color: rgba(0, 212, 255, 0.35);
  box-shadow: 0 0 16px rgba(0, 212, 255, 0.1);
}

.page-contact .extra-title {
  font: var(--font-heading);
  font-size: 1.05rem;
  color: var(--contact-text-bright);
  margin: 0;
}

.page-contact .extra-text {
  font-size: 0.88rem;
  color: var(--contact-text-light);
  margin: 0;
  line-height: 1.6;
}

.page-contact .extra-link {
  align-self: flex-start;
  font-size: 0.85rem;
  padding: 0.35rem 1rem;
  border: 1px solid var(--contact-highlight);
  border-radius: 4px;
  background: transparent;
  color: var(--contact-highlight);
  text-decoration: none;
  transition: background 0.2s, color 0.2s, transform 0.1s;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.page-contact .extra-link:hover,
.page-contact .extra-link:focus-visible {
  background: var(--contact-highlight);
  color: var(--color-dark-night, #0A0F1A);
  transform: scale(1.02);
}

/* 通用按钮样式 (作用域内补全) */
.page-contact .btn {
  display: inline-block;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, transform 0.1s, box-shadow 0.2s;
}

/* 扫描线装饰 (保留全局风格) */
.page-contact .scan-line {
  position: relative;
}

.page-contact .scan-line::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(192, 198, 217, 0.02) 2px,
    rgba(192, 198, 217, 0.02) 4px
  );
  pointer-events: none;
}

/* 数据可见过渡 */
.page-contact [data-section-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.page-contact [data-section-reveal][data-visible] {
  opacity: 1;
  transform: translateY(0);
}

/* ===== 桌面端 (768px 以上) ===== */
@media (min-width: 768px) {
  .page-contact {
    padding: var(--spacing-xl, 2.5rem);
    padding-top: calc(var(--header-height, 60px) + var(--spacing-xl, 2.5rem));
    gap: var(--spacing-xl, 2.5rem);
  }

  .page-contact .contact-grid {
    grid-template-columns: 1.2fr 0.8fr;
    gap: var(--spacing-xl, 2.5rem);
    align-items: start;
  }

  .page-contact .contact-card {
    padding: var(--spacing-xl, 2.5rem) var(--spacing-lg, 1.2rem);
  }

  .page-contact .primary-card .card-icon-wrap {
    width: 72px;
    height: 72px;
  }

  .page-contact .card-title {
    font-size: 1.5rem;
  }

  .page-contact .contact-list {
    gap: var(--spacing-lg, 1.2rem);
  }

  .page-contact .map-placeholder {
    min-height: 130px;
  }

  .page-contact .contact-extra {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg, 1.2rem);
  }

  .page-contact .extra-card {
    padding: var(--spacing-lg, 1.2rem) var(--spacing-xl, 2.5rem);
  }
}

/* ===== 大桌面端 (1024px 以上) ===== */
@media (min-width: 1024px) {
  .page-contact .contact-grid {
    grid-template-columns: 1.3fr 0.7fr;
    gap: 3rem;
  }

  .page-contact .contact-hero {
    padding-left: calc(var(--spacing-xl, 2.5rem) + 0.5rem);
  }

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

  .page-contact .contact-intro {
    font-size: 1.05rem;
    max-width: 640px;
  }
}

/* 复制成功状态 (由 JS 动态添加) */
.page-contact .copy-btn[data-copied] {
  border-color: var(--contact-copy-success);
  color: var(--contact-copy-success);
  background: rgba(57, 255, 20, 0.08);
}