/* ============================================================
 * 业务领域 — 绿色能源主题
 * ============================================================ */

.services {
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
  cursor: default;
  box-shadow: var(--shadow-sm);
}

.service-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--card-accent, var(--gradient-primary));
  opacity: 0;
  transition: var(--transition-normal);
}

.service-card:hover {
  border-color: var(--glass-border-hover);
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.service-card:hover::after {
  opacity: 1;
}

.service-card:nth-child(1) { --card-accent: linear-gradient(90deg, #2e7d32, #00897b); }
.service-card:nth-child(2) { --card-accent: linear-gradient(90deg, #0288d1, #00897b); }
.service-card:nth-child(3) { --card-accent: linear-gradient(90deg, #ef6c00, #ff8f00); }
.service-card:nth-child(4) { --card-accent: linear-gradient(90deg, #00897b, #2e7d32); }
.service-card:nth-child(5) { --card-accent: linear-gradient(90deg, #2e7d32, #0288d1); }
.service-card:nth-child(6) { --card-accent: linear-gradient(90deg, #ef6c00, #0288d1); }

.service-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  margin-bottom: var(--spacing-md);
  background: rgba(46, 125, 50, 0.06);
  border: 1px solid rgba(46, 125, 50, 0.1);
}

.service-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.service-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.8;
}