/* ===== 页面专属：page-contact ===== */
.page-contact {
  --contact-hero-bg: linear-gradient(135deg, rgba(26,35,126,0.35) 0%, rgba(13,17,23,0.85) 70%);
  --contact-card-border: rgba(255,69,0,0.15);
  --contact-icon-glow: 0 0 20px rgba(255,69,0,0.12);
  --contact-map-accent: rgba(255,215,0,0.08);
  --contact-scope-line: rgba(255,69,0,0.25);
  color: var(--color-text, #FFFFFF);
}

/* ---------- 首屏 hero ---------- */
.contact-hero {
  position: relative;
  padding: var(--space-2xl, 48px) 0 var(--space-3xl, 64px);
  background: var(--contact-hero-bg);
  overflow: hidden;
}
.contact-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse at 80% 20%, rgba(255,69,0,0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 20% 80%, rgba(26,35,126,0.2) 0%, transparent 50%);
  pointer-events: none;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-sm, 8px);
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 14px;
  color: var(--color-text-secondary, #B0B0B0);
  margin-bottom: var(--space-lg, 24px);
}
.breadcrumb a {
  color: var(--color-text-secondary, #B0B0B0);
  text-decoration: none;
  transition: color var(--transition-fast, 0.2s);
}
.breadcrumb a:hover {
  color: var(--color-primary, #FF4500);
}
.breadcrumb [aria-current="page"] {
  color: var(--color-text, #FFFFFF);
  font-weight: 600;
}
.contact-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl, 32px);
  align-items: center;
}
.contact-hero-text {
  display: flex;
  flex-direction: column;
  gap: var(--space-md, 16px);
}
.contact-hero-text .tag {
  align-self: flex-start;
}
.contact-hero-text .heading-1 {
  margin: 0;
  font-family: var(--font-heading, 'Impact', 'Arial Black', sans-serif);
  font-size: 48px;
  line-height: 1.1;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--color-text, #FFFFFF);
}
.contact-hero-desc {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 18px;
  line-height: 1.7;
  color: var(--color-text-secondary, #B0B0B0);
  max-width: 480px;
}
.contact-hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
.contact-hero-img {
  width: 100%;
  max-width: 400px;
  height: auto;
  border-radius: var(--radius-lg, 20px);
  object-fit: cover;
  box-shadow: 0 12px 40px rgba(0,0,0,0.5);
  opacity: 0.85;
}

/* ---------- 联系卡片区 ---------- */
.contact-cards {
  padding: var(--space-2xl, 48px) 0;
}
.contact-cards-grid {
  gap: var(--space-lg, 24px);
}
.contact-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-md, 16px);
  padding: var(--space-xl, 32px) var(--space-lg, 24px);
  background: var(--color-surface, #161B22);
  border-radius: var(--radius-xl, 24px);
  border: 1px solid var(--contact-card-border);
  transition: transform var(--transition-base, 0.3s), box-shadow var(--transition-base, 0.3s);
}
.contact-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card, 0 4px 20px rgba(0,0,0,0.4)), var(--contact-icon-glow);
}
.contact-card-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md, 12px);
  background: rgba(255,69,0,0.06);
  margin-bottom: var(--space-sm, 8px);
}
.contact-card[data-contact="phone"] .contact-card-icon {
  background: rgba(255,215,0,0.08);
}
.contact-card[data-contact="address"] .contact-card-icon {
  background: rgba(0,255,127,0.06);
}
.contact-card-title {
  margin: 0;
  font-family: var(--font-heading, 'Impact', 'Arial Black', sans-serif);
  font-size: 22px;
  letter-spacing: 0.01em;
  color: var(--color-text, #FFFFFF);
}
.contact-card-desc {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-text-secondary, #B0B0B0);
  margin: 0;
}
.contact-card-link {
  font-family: var(--font-data, 'JetBrains Mono', 'Consolas', monospace);
  font-size: 16px;
  color: var(--color-primary, #FF4500);
  text-decoration: none;
  word-break: break-all;
  display: inline-block;
  padding: var(--space-xs, 4px) 0;
  border-bottom: 1px dashed rgba(255,69,0,0.25);
  transition: border-color var(--transition-fast, 0.2s);
}
.contact-card-link:hover {
  border-bottom-color: var(--color-primary, #FF4500);
}
.contact-card-address {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 16px;
  font-style: normal;
  line-height: 1.6;
  color: var(--color-text, #FFFFFF);
  padding: var(--space-sm, 8px) 0;
}
.contact-card-note {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 13px;
  color: var(--color-text-secondary, #B0B0B0);
  line-height: 1.5;
  margin-top: auto;
  padding-top: var(--space-sm, 8px);
  border-top: 1px solid var(--color-border, #30363D);
}
.contact-copy-btn {
  align-self: flex-start;
  font-size: 13px;
  padding: var(--space-xs, 4px) var(--space-md, 16px);
  margin-top: var(--space-sm, 8px);
  cursor: pointer;
}

/* ---------- 地图占位区 ---------- */
.contact-map-section {
  padding: var(--space-lg, 24px) 0 var(--space-2xl, 48px);
}
.contact-map-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl, 32px);
  padding: var(--space-xl, 32px);
  background: var(--color-surface, #161B22);
  border-radius: var(--radius-xl, 24px);
  border: 1px solid var(--contact-map-accent);
  align-items: center;
}
.contact-map-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-md, 16px);
}
.contact-map-info .heading-3 {
  margin: 0;
  font-family: var(--font-heading, 'Impact', 'Arial Black', sans-serif);
  font-size: 32px;
  color: var(--color-text, #FFFFFF);
}
.contact-map-desc {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 16px;
  color: var(--color-text-secondary, #B0B0B0);
  margin: 0;
}
.contact-map-tips {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm, 8px);
}
.contact-map-tips li {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 14px;
  color: var(--color-text-secondary, #B0B0B0);
  padding-left: var(--space-lg, 24px);
  position: relative;
  line-height: 1.6;
}
.contact-map-tips li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-primary, #FF4500);
  font-weight: bold;
}
.contact-map-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
.contact-map-img {
  width: 100%;
  max-width: 560px;
  height: auto;
  border-radius: var(--radius-lg, 20px);
  object-fit: cover;
  box-shadow: 0 8px 30px rgba(0,0,0,0.5);
}

/* ---------- 咨询范围区 ---------- */
.contact-scope {
  padding: var(--space-3xl, 64px) 0;
  position: relative;
}
.contact-scope::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-primary, #FF4500), transparent);
  opacity: 0.3;
}
.contact-scope-header {
  margin-bottom: var(--space-2xl, 48px);
  text-align: center;
}
.contact-scope-header .heading-2 {
  margin: 0 0 var(--space-sm, 8px);
  font-family: var(--font-heading, 'Impact', 'Arial Black', sans-serif);
  font-size: 40px;
  color: var(--color-text, #FFFFFF);
}
.contact-scope-sub {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 17px;
  color: var(--color-text-secondary, #B0B0B0);
  margin: 0;
}
.contact-scope-grid {
  gap: var(--space-xl, 32px);
  margin-bottom: var(--space-3xl, 64px);
}
.contact-scope-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-md, 16px);
  padding: var(--space-lg, 24px);
  border-left: 3px solid var(--contact-scope-line);
  transition: border-color var(--transition-base, 0.3s);
}
.contact-scope-item:hover {
  border-left-color: var(--color-primary, #FF4500);
}
.contact-scope-num {
  font-family: var(--font-heading, 'Impact', 'Arial Black', sans-serif);
  font-size: 28px;
  color: var(--color-primary, #FF4500);
  opacity: 0.5;
  line-height: 1;
}
.contact-scope-item .heading-4 {
  margin: 0;
  font-family: var(--font-heading, 'Impact', 'Arial Black', sans-serif);
  font-size: 22px;
  color: var(--color-text, #FFFFFF);
}
.contact-scope-text {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-text-secondary, #B0B0B0);
  margin: 0;
}
.contact-scope-footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg, 24px);
  text-align: center;
  padding-top: var(--space-xl, 32px);
  border-top: 1px solid var(--color-border, #30363D);
}
.contact-scope-footer-text {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 15px;
  color: var(--color-text-secondary, #B0B0B0);
  max-width: 600px;
  margin: 0;
  line-height: 1.7;
}

/* ---------- 交互：复制按钮反馈 ---------- */
.contact-copy-btn:active {
  transform: scale(0.96);
}
.contact-copy-btn.copied {
  background: var(--color-success, #00FF7F);
  color: #000;
  border-color: var(--color-success, #00FF7F);
}

/* ---------- 响应式 ---------- */
@media (max-width: 767px) {
  .contact-hero {
    padding: var(--space-lg, 24px) 0 var(--space-2xl, 48px);
  }
  .contact-hero-text .heading-1 {
    font-size: 34px;
  }
  .contact-hero-desc {
    font-size: 16px;
  }
  .contact-hero-visual {
    order: -1;
  }
  .contact-hero-img {
    max-width: 280px;
  }
  .contact-card {
    padding: var(--space-lg, 24px);
  }
  .contact-card-title {
    font-size: 20px;
  }
  .contact-map-card {
    padding: var(--space-lg, 24px);
  }
  .contact-map-info .heading-3 {
    font-size: 26px;
  }
  .contact-scope-header .heading-2 {
    font-size: 30px;
  }
  .contact-scope-item {
    padding: var(--space-md, 16px) var(--space-md, 16px) var(--space-md, 16px) var(--space-lg, 24px);
  }
  .contact-scope-num {
    font-size: 22px;
  }
  .contact-scope-footer-text {
    font-size: 14px;
  }
  .contact-copy-btn {
    width: 100%;
    text-align: center;
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .contact-hero-text .heading-1 {
    font-size: 42px;
  }
  .contact-cards-grid {
    grid-template-columns: 1fr;
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
  }
  .contact-map-card {
    grid-template-columns: 1fr;
  }
  .contact-scope-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  .contact-hero-grid {
    grid-template-columns: 1fr 1fr;
  }
  .contact-hero-text .heading-1 {
    font-size: 64px;
  }
  .contact-map-card {
    grid-template-columns: 1fr 1fr;
  }
  .contact-scope-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .contact-card {
    transition: none;
  }
  .contact-card:hover {
    transform: none;
  }
  .contact-copy-btn:active {
    transform: none;
  }
  .contact-scope-item {
    transition: none;
  }
  .contact-scope-item:hover {
    border-left-color: var(--contact-scope-line);
  }
}