/* ============================================================
 * 为什么选我们（痛点模块） — 绿色能源主题
 * ============================================================ */

.pain-points {
  background: var(--bg-secondary);
}

.pain-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
}

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

.pain-card:hover {
  border-color: var(--glass-border-hover);
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.pain-card-number {
  position: absolute;
  top: 20px;
  right: 24px;
  font-size: 48px;
  font-weight: 900;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  opacity: 0.1;
  line-height: 1;
}

.pain-card-problem h3 {
  font-size: 20px;
  font-weight: 700;
  color: #d32f2f;
  margin-bottom: 8px;
}

.pain-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.pain-card-solution {
  position: relative;
}

.solution-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent-primary);
  margin-bottom: 10px;
}

.pain-card-solution p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
}

.pain-card-solution p strong {
  color: var(--accent-primary);
}