/* 整体背景，可修改背景图 */
.sunon-brand-backdrop {
  padding: 80px 20px;
  background: url('//ueeshop.ly200-cdn.com/u_file/UPBE/UPBE114/2604/09/photo/1.jpg') no-repeat center center;
  background-size: cover;
}

/* 标题 */
.brand-title {
  text-align: center;
  font-size: 36px;
  color: #111;
  margin-bottom: 50px;
}

/* 网格布局 */
.brand-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
}

/* 卡片样式 */
.brand-card {
  background: rgba(255, 255, 255, 0.9);
  padding: 25px 20px;
  border-radius: 12px;
  text-align: center;
}

.brand-card h3 {
  font-size: 20px;
  color: #111;
  margin-bottom: 15px;
}

.brand-card p {
  font-size: 14px;
  color: #555;
  line-height: 1.6;
}

/* 可选按钮色号 */
.btn-red {
  background-color: #C1272E;
  color: #fff;
  padding: 12px 28px;
  border-radius: 6px;
  text-decoration: none;
  display: inline-block;
  transition: all 0.3s ease;
}
.btn-red:hover {
  background-color: #a11e27;
}

/* 平板响应 */
@media (max-width: 992px) {
  .brand-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* 手机响应 */
@media (max-width: 600px) {
  .brand-grid {
    grid-template-columns: 1fr;
  }
  .brand-title {
    font-size: 28px;
    margin-bottom: 40px;
  }
  .brand-card h3 {
    font-size: 18px;
  }
  .brand-card p {
    font-size: 14px;
  }
}