.subnav-bar {
  position: sticky;
  top: 70px;
  z-index: 90;
  background: #ffffff;
  border-bottom: 1px solid #e0e0e0;
  box-shadow: 0 4px 12px rgba(0,0,0,0.03);
}

.subnav-item {
  padding: 8px 20px;
  border-radius: 20px;
  font-size: 0.95rem;
  font-weight: 600;
  color: #555;
  text-decoration: none;
  white-space: nowrap;
  transition: all 0.2s ease;
}

.subnav-item:hover {
  background: var(--product-soft);
  color: var(--product-color);
}

.subnav-item.active {
  background: var(--product-color);
  color: #ffffff;
}

.biz-card {
  background: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: var(--radius-box, 16px);
  padding: 35px 30px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.03);
  transition: all 0.3s ease;
}

.biz-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(var(--product-rgb), 0.08);
  border-color: var(--product-line);
}