.sutong-company_intro {
  padding: 70px 0;
  position: relative;
  background-color: #fff;
}

.sutong-company_intro .pic {
  position: relative;
  width: 100%;
  overflow: hidden;
  margin-bottom: 70px;
}

.sutong-company_intro .pic img {
  position: relative;
  z-index: 10;
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

.sutong-company_intro .txt h3 {
  font-size: 36px;
  font-weight: 800;
  line-height: 1.2;
  color: #111;
  margin-bottom: 30px;
}

.sutong-company_intro .more1 {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  background: var(--color-primary);
  border-radius: var(--button-radius);
  font-size: 16px;
  color: #ffffff;
  text-decoration: none;
  transition: all 0.3s ease;
}

.sutong-company_intro .more1 i {
  margin-left: 12px;
  font-size: 14px;
}

.sutong-company_intro .more1:hover {
  background: #ffffff00;
  border-color: #1150a2;
  color: #1150a2;
  border: 1px solid var(--color-primary);
}

.sutong-company_intro .t {
  color: #555;
  font-size: 16px;
  line-height: 1.6;
}

.sutong-company_intro .t .rich-text {
  margin-bottom: 35px;
}

.sutong-company_intro .t .steps {
  display: grid;
  gap: 25px 20px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.sutong-company_intro .t .steps li {
  font-size: 16px;
  font-weight: 600;
  color: #333;
  line-height: 1.4;
  margin: 0;
}

@media screen and (max-width: 1200px) {
  .sutong-company_intro .txt h3 {
    font-size: 30px;
  }
}

@media screen and (max-width: 992px) {
  .sutong-company_intro .t .steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media screen and (max-width: 768px) {
  .sutong-company_intro {
    padding: 30px 0;
  }
  
  .sutong-company_intro .txt h3 {
    font-size: 24px;
    margin-bottom: 20px;
  }

  .sutong-company_intro .more1 {
    margin-bottom: 30px;
  }

  .sutong-company_intro .t .steps {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .sutong-company_intro .t .steps li {
    font-size: 13px;
  }
}