/* Section4 公司简介（源站：深色背景 + 金色英文标题 + 白字正文） */
.section4 {
  margin-top: 54px;
  padding: 0;
  background: #2f3439 url(../../images/gongbao/aboutback.jpg) center center no-repeat;
  background-size: cover;
}

.section4 .container {
  display: flex;
  align-items: flex-start;
  gap: 186px;
  min-height: 566px;
}

.s4-left {
  flex: 0 0 380px;
  margin-top: 79px;
  margin-bottom: 79px;
  overflow: hidden;
}

.s4-left img {
  display: block;
  width: 100%;
  height: 380px;
  object-fit: cover;
}

.s4-right {
  flex: 1;
  min-width: 0;
  margin-top: 79px;
  margin-bottom: 79px;
}

.s4-head h2 {
  font-size: 30px;
  font-weight: 600;
  color: #bca289;
  letter-spacing: 1px;
}

.s4-name {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 4px;
}

.s4-name h3 {
  flex: 0 0 auto;
  font-size: 16px;
  color: #fff;
}

.s4-name .line {
  flex: 1;
  height: 0;
  border-top: 1px solid #3f3f3f;
}

.s4-desc {
  margin-top: 33px;
  font-size: 13px;
  line-height: 24px;
  color: #d5d5d5;
  text-align: justify;
  text-justify: inter-ideograph;
  text-align-last: left;
  letter-spacing: 0;
  display: -webkit-box;
  -webkit-line-clamp: 12;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.s4-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 22px;
  padding: 8px 24px;
  font-size: 13px;
  color: #fff;
  border: 1px solid #bca289;
  background: transparent;
  transition: 0.3s;
}

.s4-more:hover {
  color: #fff;
  background: #bca289;
}

/* 响应式 */
@media screen and (max-width: 1240px) {
  .section4 .container {
    gap: 60px;
  }

  .s4-left {
    flex: 0 0 320px;
    margin-top: 50px;
    margin-bottom: 50px;
  }

  .s4-left img {
    height: 320px;
  }

  .s4-right {
    margin-top: 50px;
    margin-bottom: 50px;
  }

  .s4-head h2 {
    font-size: 24px;
  }
}

@media screen and (max-width: 1024px) {
  .section4 .container {
    gap: 34px;
    min-height: 0;
  }

  .s4-left {
    flex: 0 0 40%;
    margin-top: 40px;
    margin-bottom: 40px;
  }

  .s4-left img {
    height: 280px;
  }

  .s4-right {
    margin-top: 40px;
    margin-bottom: 40px;
  }
}

@media screen and (max-width: 768px) {
  .section4 {
    margin-top: 30px;
  }

  .section4 .container {
    display: block;
    padding-top: 30px;
    padding-bottom: 34px;
  }

  .s4-left {
    margin: 0 0 20px;
  }

  .s4-left img {
    height: 200px;
  }

  .s4-right {
    margin: 0;
  }

  .s4-head h2 {
    font-size: 20px;
  }

  .s4-name h3 {
    font-size: 14px;
  }

  .s4-desc {
    margin-top: 16px;
    font-size: 13px;
    line-height: 1.9;
    -webkit-line-clamp: 8;
  }

  .s4-more {
    margin-top: 16px;
    padding: 7px 18px;
    font-size: 12px;
  }
}