body {
    background: linear-gradient(135deg, #2c1a4d 0%, #1a1a2e 50%, #000000 100%);
    background-attachment: fixed;
    color: #f0e6ff;
    min-height: 100vh;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}


.border.p-3 {
    background: rgba(26, 13, 46, 0.7);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 35px rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(108, 64, 164, 0.3) !important;
    color: #f0e6ff;
}


.fixed-left {
    position: fixed;
    top: 100px;
    height: calc(100vh - 100px);
    overflow-y: auto;
    z-index: 1;
}

#list-ex.list-group {
    background: rgba(26, 13, 46, 0.7);
    border-radius: 15px;
    padding: 20px;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(108, 64, 164, 0.3);
}

#list-ex .list-group-item {
    background-color: rgba(42, 21, 74, 0.5);
    border: 1px solid #4a2574;
    color: #e6d9ff;
    margin-bottom: 12px;
    border-radius: 10px;
    transition: all 0.4s ease;
    font-weight: 500;
}

#list-ex .list-group-item:hover, 
#list-ex .list-group-item:focus {
    background: linear-gradient(90deg, #5a2e90 0%, #4a2574 100%);
    color: #ffffff;
    border-color: #7c4cc0;
    transform: translateX(8px);
    box-shadow: 0 5px 15px rgba(108, 64, 164, 0.4);
}

#list-ex .list-group-item.active {
    background: linear-gradient(90deg, #6c40a4 0%, #5a2e90 100%);
    border-color: #8d66c5;
    font-weight: bold;
    box-shadow: 0 5px 15px rgba(108, 64, 164, 0.6);
}


.border.p-3 h2 {
    color: #e6d9ff;
    border-bottom: 2px solid #8d66c5;
    padding-bottom: 15px;
    margin-bottom: 30px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
    font-weight: 700;
}

.border.p-3 h4 {
    color: #d8b6ff;
    margin-top: 35px;
    padding: 10px 0 10px 20px;
    border-left: 5px solid #8d66c5;
    background: rgba(108, 64, 164, 0.15);
    border-radius: 0 8px 8px 0;
    font-weight: 600;
}


.border.p-3 p {
    line-height: 1.8;
    margin-bottom: 20px;
    text-align: justify;
    font-size: 1.05rem;
}


.btn {
    background: linear-gradient(90deg, #6c40a4 0%, #8d66c5 100%);
    color: white;
    border: none;
    border-radius: 8px;
    padding: 12px 25px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(108, 64, 164, 0.3);
}

.btn:hover {
    background: linear-gradient(90deg, #8d66c5 0%, #6c40a4 100%);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(108, 64, 164, 0.5);
    color: white;
}


.border.p-3 :target {
    animation: target-fade 3s 1;
    background: rgba(108, 64, 164, 0.2);
    border-radius: 8px;
    padding: 10px;
}

/* 只添加这些新类名到description.css末尾 */

.hp-section {
    margin-bottom: 2.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid rgba(108, 64, 164, 0.3);
  }
  
  .hp-section:last-child {
    border-bottom: none;
  }
  
  .hp-subsection {
    margin-bottom: 2rem;
  }
  
  .hp-subtitle {
    font-weight: 600;
    margin-top: 1.8rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(108, 64, 164, 0.2);
  }
  
  .hp-highlight {
    background-color: rgba(108, 64, 164, 0.15);
    border-left: 4px solid #8d66c5;
    padding: 1rem 1.5rem;
    margin: 1.5rem 0;
    border-radius: 0 4px 4px 0;
  }
  
  .hp-quote {
    font-style: italic;
    border-left: 3px solid rgba(108, 64, 164, 0.5);
    padding-left: 1rem;
    margin: 1.5rem 0;
  }
  
  .hp-list-item {
    margin-bottom: 0.8rem;
    padding-left: 0.5rem;
  }
  
  .hp-reference {
    background-color: rgba(26, 13, 46, 0.5);
    padding: 1.5rem;
    border-radius: 8px;
    font-size: 0.9rem;
    border: 1px solid rgba(108, 64, 164, 0.2);
  }
  
  .hp-image-caption {
    font-size: 0.85rem;
    margin-top: 0.5rem;
    text-align: center;
  }
  
/* 教育部分按钮样式 - 添加到description.css文件末尾 */
.hp-education-btn {
    display: inline-flex;
    align-items: center;
    background: linear-gradient(90deg, #6c40a4 0%, #8d66c5 100%);
    color: white;
    text-decoration: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(108, 64, 164, 0.3);
    border: none;
  }
  
  .hp-education-btn:hover {
    background: linear-gradient(90deg, #8d66c5 0%, #6c40a4 100%);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(108, 64, 164, 0.5);
    color: white;
    text-decoration: none;
  }
  
  .hp-education-btn-text {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-right: 1rem;
  }
  
  .hp-education-btn-en {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
  }
  
  .hp-education-btn-cn {
    font-size: 0.9rem;
    opacity: 0.9;
  }
  
  .hp-education-btn-arrow {
    font-size: 1.5rem;
    font-weight: bold;
    transition: transform 0.3s ease;
  }
  
  .hp-education-btn:hover .hp-education-btn-arrow {
    transform: translateX(5px);
  }
  
  /* 在description.css文件中添加以下样式 */

/* 增强标题样式 */
.border.p-3 h2 {
  color: #e6d9ff;
  border-bottom: 2px solid #8d66c5;
  padding-bottom: 15px;
  margin-bottom: 30px;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
  font-weight: 700;
  background: linear-gradient(90deg, rgba(108, 64, 164, 0.2) 0%, rgba(108, 64, 164, 0) 100%);
  padding: 15px 20px;
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.border.p-3 h3 {
  color: #e6d9ff;
  margin-top: 2rem;
  margin-bottom: 1.2rem;
  padding: 10px 15px;
  border-left: 4px solid #8d66c5;
  background: rgba(108, 64, 164, 0.15);
  border-radius: 0 8px 8px 0;
  font-weight: 600;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.border.p-3 h4 {
  color: #d8b6ff;
  margin-top: 35px;
  padding: 12px 0 12px 25px;
  border-left: 5px solid #8d66c5;
  background: rgba(108, 64, 164, 0.2);
  border-radius: 0 10px 10px 0;
  font-weight: 600;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.1);
}

.border.p-3 h5 {
  color: #d8b6ff;
  margin-top: 1.5rem;
  margin-bottom: 0.8rem;
  padding: 8px 12px;
  background: rgba(108, 64, 164, 0.1);
  border-radius: 6px;
  font-weight: 600;
  border: 1px solid rgba(108, 64, 164, 0.3);
}

/* 增强加粗文字样式 */
.border.p-3 strong {
  color: #e6d9ff;
  font-weight: 700;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
  position: relative;
  padding: 0 2px;
}

.border.p-3 strong::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, #8d66c5, transparent);
  border-radius: 1px;
}

/* 增强列表项中的加粗文字 */
.border.p-3 li strong {
  color: #d8b6ff;
  background: rgba(108, 64, 164, 0.1);
  padding: 2px 6px;
  border-radius: 4px;
  border-left: 2px solid #8d66c5;
}



/* 增强高亮区块样式 */
.hp-highlight {
  background-color: rgba(108, 64, 164, 0.2);
  border-left: 4px solid #8d66c5;
  padding: 1.2rem 1.5rem;
  margin: 1.5rem 0;
  border-radius: 0 8px 8px 0;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.hp-highlight strong {
  color: #e6d9ff;
  background: rgba(108, 64, 164, 0.3);
  padding: 2px 6px;
  border-radius: 4px;
}

/* 增强引用样式 */
.hp-quote {
  font-style: italic;
  color: #d8b6ff;
  border-left: 4px solid rgba(108, 64, 164, 0.6);
  padding: 1rem 1.5rem;
  margin: 1.5rem 0;
  background: rgba(108, 64, 164, 0.1);
  border-radius: 0 8px 8px 0;
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.1);
}


/* 增强子标题样式 */
.hp-subtitle {
  color: #d8b6ff;
  font-weight: 700;
  margin-top: 1.8rem;
  margin-bottom: 1rem;
  padding: 10px 15px;
  border-bottom: 2px solid rgba(108, 64, 164, 0.4);
  background: rgba(108, 64, 164, 0.15);
  border-radius: 6px;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

/* 增强图片说明样式 */
.hp-image-caption {
  font-size: 0.85rem;
  margin-top: 0.5rem;
  text-align: center;
  color: #d8b6ff;
  font-weight: 500;
  background: rgba(108, 64, 164, 0.1);
  padding: 5px 10px;
  border-radius: 4px;

}

@keyframes target-fade {
    0% { background-color: rgba(108, 64, 164, 0.4); }
    100% { background-color: rgba(108, 64, 164, 0.2); }
}


@media (max-width: 992px) {
    .fixed-left {
        position: relative;
        top: auto;
        height: auto;
        margin-bottom: 20px;
    }
    
    .offset-lg-3 {
        margin-top: 0;
    }
}