/* 产学研成果页面样式 */

/* 科研项目部分 */
.projects-section {
  padding: 60px 0;
  background-color: var(--pure-white);
}

.projects-container {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
}

.project-card {
  flex: 1;
  min-width: 280px;
  background: var(--pure-white);
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(29, 77, 159, 0.1);
  padding: 30px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 15px rgba(29, 77, 159, 0.15);
}

.project-icon {
  width: 60px;
  height: 60px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(29, 77, 159, 0.1);
  border-radius: 50%;
}

.project-icon i {
  font-size: 24px;
  color: var(--xmu-blue);
}

.project-title {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 15px;
  color: var(--xmu-blue);
}

.project-desc {
  font-size: 16px;
  color: var(--carbon-black);
  line-height: 1.6;
  margin-bottom: 15px;
}

.project-achievements {
  list-style: none;
  padding: 0;
  margin: 0;
}

.project-achievements li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 8px;
  font-size: 14px;
}

.project-achievements li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--malt-gold);
  font-size: 18px;
  line-height: 1;
}

/* 学术成果部分 */
.academic-section {
  padding: 60px 0;
  background-color: var(--light-gray);
}

.academic-container {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  justify-content: space-between;
}

.academic-block {
  flex: 1;
  min-width: 300px;
}

.block-title {
  font-size: 22px;
  font-weight: 600;
  color: var(--xmu-blue);
  margin-bottom: 20px;
  position: relative;
  padding-left: 15px;
}

.block-title::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 4px;
  background-color: var(--malt-gold);
  border-radius: 2px;
}

.paper-list, .patent-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.paper-item, .patent-item {
  background-color: var(--pure-white);
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 15px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.paper-item:hover, .patent-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.paper-title, .patent-title {
  font-size: 18px;
  font-weight: 500;
  color: var(--xmu-blue);
  margin-bottom: 10px;
}

.paper-authors {
  font-size: 14px;
  color: var(--carbon-black);
  margin-bottom: 5px;
}

.paper-journal {
  font-size: 14px;
  font-style: italic;
  color: var(--medium-gray);
}

.patent-info {
  font-size: 14px;
  color: var(--medium-gray);
}

/* 使第4条及以后的项目不显示 */
.paper-item:nth-child(n+4), .patent-item:nth-child(n+4) {
  display: none;
}

/* 响应式布局调整 */
@media (max-width: 767px) {
  .academic-container {
    flex-direction: column;
  }
  
  .academic-block {
    width: 100%;
  }
}

/* 产业合作部分 */
.industry-section {
  padding: 60px 0;
  background-color: var(--pure-white);
}

.cooperation-container {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
}

.cooperation-card {
  flex: 1;
  min-width: 320px;
  background: var(--pure-white);
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(29, 77, 159, 0.1);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cooperation-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 15px rgba(29, 77, 159, 0.15);
}

.cooperation-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.cooperation-content {
  padding: 20px;
}

.cooperation-title {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 15px;
  color: var(--xmu-blue);
}

.cooperation-desc {
  font-size: 16px;
  color: var(--carbon-black);
  line-height: 1.6;
}

/* 教学实践部分 */
.teaching-section {
  padding: 60px 0;
  background-color: var(--light-gray);
}

.teaching-container {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
}

.teaching-card {
  flex: 1;
  min-width: 280px;
  background: var(--pure-white);
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(29, 77, 159, 0.1);
  padding: 30px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.teaching-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 15px rgba(29, 77, 159, 0.15);
}

.teaching-icon {
  color: var(--xmu-blue);
  font-size: 36px;
  margin-bottom: 20px;
}

.teaching-title {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 15px;
  color: var(--xmu-blue);
}

.teaching-desc {
  font-size: 16px;
  color: var(--carbon-black);
  line-height: 1.6;
}

/* 响应式设计 */
@media (max-width: 991px) {
  .projects-container, .cooperation-container, .teaching-container {
    flex-direction: column;
    max-width: 600px;
    margin: 0 auto;
  }
  
  .project-card, .cooperation-card, .teaching-card {
    width: 100%;
  }
}

@media (max-width: 767px) {
  .section-subtitle {
    font-size: 20px;
  }
  
  .paper-title, .patent-title, .cooperation-title, .teaching-title {
    font-size: 18px;
  }
  
  .project-card, .cooperation-card, .teaching-card {
    padding: 20px;
  }
}