/* 风格预设: 活力先锋橙 (Sunset Orange) */
:root {
  --primary-color: #ea580c;
  --primary-hover: #c2410c;
  --primary-light: #fff7ed;
  --secondary-color: #1e293b;
  --accent-color: #f97316;
  --accent-gradient: linear-gradient(135deg, #c2410c 0%, #f97316 100%);
  --hero-bg-gradient: linear-gradient(135deg, #1c1917 0%, #292524 60%, #1e1b18 100%);
  
  --bg-page: #fafaf9;
  --card-bg: #ffffff;
  --card-border: #e7e5e4;
  --card-shadow: 0 4px 20px rgba(234, 88, 12, 0.06);

  --text-main: #1c1917;
  --text-body: #44403c;
  --text-muted: #78716c;
  --header-bg: #ffffff;
  --header-border: #f5f5f4;
  --topbar-bg: #1c1917;
  --topbar-text: #a8a29e;
  --footer-bg: #1c1917;
  --footer-text: #a8a29e;
}

body.theme-sunset_orange {
  background-color: var(--bg-page);
  color: var(--text-body);
}

.theme-sunset_orange .hero-section {
  background: var(--hero-bg-gradient);
  position: relative;
}

.theme-sunset_orange .hero-badge {
  background: rgba(234, 88, 12, 0.15);
  color: #fb923c;
  border: 1px solid rgba(249, 115, 22, 0.3);
}

.theme-sunset_orange .btn-cta {
  background: linear-gradient(135deg, #ea580c 0%, #f97316 100%);
  color: #ffffff;
  font-weight: 700;
  border: none;
  box-shadow: 0 4px 14px rgba(234, 88, 12, 0.3);
}

.theme-sunset_orange .btn-cta:hover {
  background: linear-gradient(135deg, #c2410c 0%, #ea580c 100%);
  box-shadow: 0 6px 20px rgba(234, 88, 12, 0.4);
}

.theme-sunset_orange .btn-primary {
  background: #ea580c;
  border-color: #ea580c;
  color: #ffffff;
}

.theme-sunset_orange .btn-primary:hover {
  background: #c2410c;
}

.theme-sunset_orange .btn-outline {
  border-color: #ea580c;
  color: #ea580c;
}

.theme-sunset_orange .btn-outline:hover {
  background: #fff7ed;
}

.theme-sunset_orange .product-card:hover,
.theme-sunset_orange .case-card:hover,
.theme-sunset_orange .advantage-card:hover {
  border-color: #ea580c;
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(234, 88, 12, 0.1);
}

.theme-sunset_orange .stat-number {
  color: #ea580c;
}

.theme-sunset_orange .lead-form-card {
  border: 1px solid #fed7aa;
  box-shadow: 0 20px 45px rgba(234, 88, 12, 0.08);
}