/* assets/css/custom.css */

/* 调整标题字体大小 */
h1 {
    font-size: 26px; /* h1 标题字体大小 */
  }
  
  h2 {
    font-size: 24px; /* h2 标题字体大小 */
  }
  
  h3 {
    font-size: 22pxem; /* h3 标题字体大小 */
  }
  
  h4 {
    font-size: 20px; /* h4 标题字体大小 */
  }
  
  h5 {
    font-size: 18px; /* h5 标题字体大小 */
  }
  
  h6 {
    font-size: 16px; /* h6 标题字体大小 */
  }
  
  /* 确保正文字体大小合适 */
  body {
    font-size: 1em;
    font-family: -apple-system, BlinkMacSystemFont, "Roboto", "Segoe UI", "Helvetica Neue", "Lucida Grande", Arial, sans-serif;
    line-height: 1.65;
    margin-top: 0;
    padding-top: 0;
  }
  /* 调整 KaTeX 渲染的公式字体大小 */
.katex {
    font-size: 1em; /* 这里的 1em 表示与正文字体大小一致 */
  }
  
  .katex-inline {
    font-size: 1em; /* 这里的 1em 表示与正文字体大小一致 */
  }
  
  .katex-display {
    font-size: 1em; /* 这里的 1em 表示与正文字体大小一致 */
  }

/* Custom CSS for modern look */

/* General styling improvements */
.page__content p, .page__content li {
  font-size: 1.05em;
}

/* Card styling for sections */
.card {
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  padding: 25px;
  margin-bottom: 30px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}

/* Improved link styling */
.page__content a {
  text-decoration: none;
  color: #2980b9;
  border-bottom: 1px solid transparent;
  transition: border-bottom-color 0.2s ease;
}

.page__content a:hover {
  border-bottom-color: #2980b9;
}

/* Improved headings */
.page__content h1, .page__content h2, .page__content h3 {
  font-weight: 600;
  color: #2c3e50;
}

.page__content h2 {
  font-size: 1.8em;
  margin-top: 2em;
}

.page__content h3 {
  font-size: 1.4em;
  margin-top: 1.5em;
}

/* Improved author sidebar */
.author__avatar img {
  border-radius: 50%;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  transition: transform 0.3s ease;
}

.author__avatar img:hover {
  transform: scale(1.05);
}

.author__content {
  margin-top: 15px;
}

.author__name {
  font-size: 1.2em;
  font-weight: 600;
}

.author__bio {
  font-size: 0.95em;
  line-height: 1.5;
}

/* Improved navigation */
.greedy-nav {
  background: #fff;
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
  margin-top: 0;
}

.greedy-nav a {
  transition: color 0.2s ease;
}

.greedy-nav a:hover {
  color: #3498db;
}

/* Improved footer */
.page__footer {
  background-color: #2c3e50;
  color: #ecf0f1;
}

.page__footer a {
  color: #3498db;
}

/* Skill tags */
.skill-tag {
  display: inline-block;
  padding: 5px 10px;
  margin: 5px;
  border-radius: 5px;
  color: white;
  font-size: 0.9em;
  font-weight: 500;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.animated {
  animation: fadeIn 0.8s ease forwards;
}

/* Responsive improvements */
@media (max-width: 768px) {
  .card {
    padding: 15px;
  }
  
  .page__content p, .page__content li {
    font-size: 1em;
  }
}

/* 减少页面顶部空白 */
.masthead {
  margin-bottom: 0;
  padding-bottom: 0;
}

.masthead__inner-wrap {
  padding: 0.5em 1em;
}

.page__content {
  margin-top: 0;
  padding-top: 1em;
}

#main {
  margin-top: 0;
  padding-top: 0;
}

/* 调整页面标题间距 */
.page__title {
  margin-top: 0;
}

/* 调整页面内容顶部间距 */
.page__inner-wrap header {
  margin-bottom: 1em;
}

/* 进一步减少页面顶部空白 */
.page {
  padding-top: 0;
  margin-top: 0;
}

.page__content {
  padding-top: 0;
  margin-top: 0;
}

.page__content h3:first-of-type {
  margin-top: 0.5em;
}

.page__inner-wrap {
  padding-top: 0;
  margin-top: 0;
}

.page__title + .page__meta {
  margin-top: 0;
}

.masthead {
  border-bottom: none;
}

.initial-content {
  margin-top: 0;
  padding-top: 0;
}

/* 调整Biography标题的图标样式 */
.fa-user.icon-container {
  margin-top: 0;
}