:root {
  --primary-color: #7fff00;
  --primary-gradient: linear-gradient(135deg, #7fff00, #6bdb00);
  --bg-color: #0a0a0a;
  --card-bg: #111111;
  --card-bg-hover: #1a1a1a;
  --text-color: #ffffff;
  --text-secondary: #cccccc;
  --text-muted: #999999;
  --border-color: #333333;
  --hover-color: #6bdb00;
  --meta-color: #cccccc;
  --shadow-light: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-medium: 0 8px 25px rgba(0, 0, 0, 0.3);
  --shadow-heavy: 0 15px 35px rgba(0, 0, 0, 0.5);
  --border-radius: 12px;
  --border-radius-large: 20px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue',
    Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background: linear-gradient(135deg, var(--bg-color) 0%, #0d0d0d 100%);
  color: var(--text-color);
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-color);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-gradient);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--hover-color);
}

/* Header & Navigation */
header {
  background: rgba(17, 17, 17, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border-color);
}

nav {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 2rem;
}

.nav-container {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex: 1;
}

.logo {
  font-size: 1.75rem;
  font-weight: 700;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transition: var(--transition);
}

.logo a {
  color: inherit;
  text-decoration: none;
}

.logo:hover {
  transform: scale(1.05);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2.5rem;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
  padding: 0.5rem 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-gradient);
  transition: width 0.3s ease;
}

.nav-links a:hover {
  color: var(--text-color);
}

.nav-links a:hover::after {
  width: 100%;
}

/* Search */
.search-container {
  margin: 0 2rem;
  flex: 0 1 300px;
  position: relative;
}

#search-input {
  background: rgba(127, 255, 0, 0.08);
  border: 2px solid transparent;
  color: var(--text-color);
  padding: 0.8rem 1rem 0.8rem 3rem;
  border-radius: var(--border-radius-large);
  width: 280px;
  transition: var(--transition);
  font-size: 0.9rem;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

#search-input::placeholder {
  color: var(--text-muted);
  font-style: italic;
}

#search-input:focus {
  outline: none;
  border-color: var(--primary-color);
  background: rgba(17, 17, 17, 0.9);
  width: 320px;
  box-shadow: 0 0 0 4px rgba(127, 255, 0, 0.1);
}

.search-container::before {
  content: '\f002';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  left: 1.2rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--primary-color);
  font-size: 1rem;
  z-index: 1;
  transition: var(--transition);
}

#search-input:focus + .search-container::before {
  color: var(--hover-color);
}

#search-results {
  position: absolute;
  top: calc(100% + 0.8rem);
  left: 0;
  right: 0;
  background: rgba(17, 17, 17, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-heavy);
  border: 1px solid var(--border-color);
  display: none;
  z-index: 1000;
  max-height: 400px;
  overflow-y: auto;
  padding: 0.5rem 0;
}

.search-result-item,
.search-result-item a {
  padding: 0.8rem 1rem;
  border-bottom: 1px solid rgba(127, 255, 0, 0.1);
  cursor: pointer;
  transition: var(--transition);
  display: block;
  text-decoration: none !important;
  color: var(--text-color) !important;
}

.search-result-item:visited,
.search-result-item a:visited {
  color: var(--text-color) !important;
  text-decoration: none !important;
}

.search-result-item:last-child {
  border-bottom: none;
}

.search-result-item:hover {
  background: rgba(127, 255, 0, 0.1);
  transform: translateX(4px);
  color: var(--primary-color);
}

.search-result-title,
.search-result-title a {
  color: var(--text-color) !important;
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  box-orient: vertical;
  overflow: hidden;
  text-decoration: none !important;
  /* Fallback for non-WebKit browsers */
  max-height: 2.6em; /* line-height * number of lines */
}

.search-result-excerpt {
  color: var(--text-secondary);
  font-size: 0.85rem;
  line-height: 1.4;
  margin-bottom: 0.3rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  box-orient: vertical;
  overflow: hidden;
  /* Fallback for non-WebKit browsers */
  max-height: 2.8em; /* line-height * number of lines */
}

.search-result-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.75rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.search-result-date {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.search-result-category {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  background: rgba(127, 255, 0, 0.1);
  color: var(--primary-color);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-weight: 500;
}

.search-result-tags {
  display: flex;
  gap: 0.3rem;
  flex-wrap: wrap;
}

.search-result-tag {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-muted);
  padding: 0.1rem 0.4rem;
  border-radius: 3px;
  font-size: 0.7rem;
}

.search-no-results {
  padding: 2rem 1rem;
  text-align: center;
  color: var(--text-muted);
}

.search-no-results i {
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
  display: block;
}

.search-loading {
  padding: 1.5rem 1rem;
  text-align: center;
  color: var(--text-secondary);
}

.search-loading i {
  color: var(--primary-color);
  animation: spin 1s linear infinite;
  margin-right: 0.5rem;
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* 搜索结果高亮 */
.search-highlight {
  background: rgba(127, 255, 0, 0.3);
  color: var(--bg-color);
  padding: 0.1rem 0.2rem;
  border-radius: 2px;
  font-weight: 600;
}

/* 搜索结果滚动条 */
#search-results::-webkit-scrollbar {
  width: 6px;
}

#search-results::-webkit-scrollbar-track {
  background: transparent;
}

#search-results::-webkit-scrollbar-thumb {
  background: var(--primary-gradient);
  border-radius: 3px;
}

#search-results::-webkit-scrollbar-thumb:hover {
  background: var(--hover-color);
}

/* 搜索统计信息 */
.search-stats {
  padding: 0.5rem 1rem;
  border-bottom: 1px solid rgba(127, 255, 0, 0.1);
  color: var(--text-muted);
  font-size: 0.8rem;
  background: rgba(127, 255, 0, 0.05);
}

.search-stats strong {
  color: var(--primary-color);
}

/* 移动端菜单按钮 */
.menu-toggle {
  display: none;
  font-size: 1.5rem;
  color: var(--primary-color);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.menu-toggle:hover {
  background: rgba(127, 255, 0, 0.1);
  transform: scale(1.1);
}

/* 响应式设计 */
@media (max-width: 768px) {
  nav {
    flex-direction: column;
    padding: 0.5rem 1rem;
  }

  .menu-toggle {
    display: block;
  }

  .nav-container {
    width: 100%;
    justify-content: space-between;
  }

  .search-container {
    margin: 0 1rem;
    flex: 1;
  }

  #search-input,
  #search-input:focus {
    width: 100%;
  }

  .nav-links {
    display: none;
    width: 100%;
    padding: 1.5rem;
    background: rgba(17, 17, 17, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-medium);
    border-radius: var(--border-radius);
    margin-top: 1rem;
  }

  .nav-links.active {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
  }
}

/* Main Content */
main {
  flex: 1;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  padding: 0 1rem;
}

/* Posts */
.posts-container {
  max-width: 1000px;
  margin: 3rem auto;
  padding: 0 1rem;
}

.post-card {
  background: var(--card-bg);
  border-radius: var(--border-radius);
  padding: 2.5rem;
  margin-bottom: 2.5rem;
  border: 1px solid var(--border-color);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.post-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--primary-gradient);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.post-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-medium);
  background: var(--card-bg-hover);
  border-color: var(--primary-color);
}

.post-card:hover::before {
  transform: scaleX(1);
}

.post-meta {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
  color: var(--meta-color);
  flex-wrap: wrap;
}

.post-meta span {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.post-meta i {
  color: var(--primary-color);
  font-size: 0.8rem;
}

.post-title {
  margin-bottom: 1.5rem;
  line-height: 1.3;
}

.post-title a {
  color: var(--text-color);
  text-decoration: none;
  font-size: 1.6rem;
  font-weight: 700;
  transition: var(--transition);
  background: linear-gradient(135deg, var(--text-color), var(--text-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.post-title a:hover {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.post-content {
  margin-bottom: 2rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

.post-content p {
  margin-bottom: 1rem;
  font-size: 1.05rem;
}

.post-categories a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
}

.post-categories a:hover {
  color: var(--hover-color);
}

.post-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1.5rem;
}

.read-info {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.read-time {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  color: var(--text-muted);
  font-size: 0.8rem;
}

.read-more {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.5rem;
  background: var(--primary-gradient);
  color: var(--bg-color);
  text-decoration: none;
  border-radius: var(--border-radius);
  font-weight: 600;
  transition: var(--transition);
  box-shadow: var(--shadow-light);
}

.read-more:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
  filter: brightness(1.1);
}

.read-more i {
  transition: transform 0.3s ease;
}

.read-more:hover i {
  transform: translateX(4px);
}

/* Services */
.services-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3rem 1rem;
}

.services-header {
  margin-bottom: 4rem;
  text-align: center;
}

.services-title {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.services-intro {
  max-width: 600px;
  margin: 0 auto;
  color: var(--text-secondary);
  font-size: 1.1rem;
  line-height: 1.6;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
  padding: 0 1rem;
}

.service-card {
  background: var(--card-bg);
  padding: 2.5rem;
  border-radius: var(--border-radius);
  text-decoration: none;
  transition: var(--transition);
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--primary-gradient);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-medium);
  background: var(--card-bg-hover);
  border-color: var(--primary-color);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  font-size: 3rem;
  color: var(--primary-color);
  margin-bottom: 1.5rem;
  display: block;
}

.service-name {
  color: var(--text-color);
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.service-description {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.6;
}

/* Page */
.page-container {
  max-width: 1000px;
  margin: 3rem auto;
  padding: 0 1rem;
}

.page-content {
  background: var(--card-bg);
  padding: 3rem;
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-light);
}

.page-content img {
  max-width: 100%;
  height: auto;
  cursor: pointer;
  transition: var(--transition);
  border-radius: var(--border-radius);
}

.page-content img:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-medium);
}

.page-title {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 2rem;
}

.page-body {
  color: var(--text-secondary);
  line-height: 1.8;
  font-size: 1.05rem;
}

.page-body h1,
.page-body h2,
.page-body h3,
.page-body h4,
.page-body h5,
.page-body h6 {
  color: var(--text-color);
  font-weight: 600;
  margin: 2rem 0 1rem 0;
  line-height: 1.3;
}

.page-body h1 {
  font-size: 2.2rem;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-body h2 {
  font-size: 1.8rem;
  border-bottom: 2px solid var(--border-color);
  padding-bottom: 0.5rem;
}

.page-body h3 {
  font-size: 1.5rem;
}

.page-body h4 {
  font-size: 1.3rem;
}

.page-body h5 {
  font-size: 1.2rem;
}

.page-body h6 {
  font-size: 1.1rem;
  color: var(--text-muted);
}

.page-body p {
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.page-body ul,
.page-body ol {
  margin-bottom: 1.5rem;
  padding-left: 2rem;
}

.page-body li {
  margin-bottom: 0.5rem;
}

.page-body li > p {
  margin-bottom: 0.5rem;
}

.page-body blockquote {
  background: rgba(127, 255, 0, 0.05);
  border-left: 4px solid var(--primary-color);
  padding: 1.5rem;
  margin: 2rem 0;
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

.page-body blockquote p {
  margin-bottom: 0;
  font-style: italic;
}

.page-body pre {
  position: relative;
  background: #1a1a1a !important;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  margin: 1.5rem 0;
  overflow-x: auto;
  font-family: 'Fira Code', 'Monaco', 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
  line-height: 1.5;
}

/* 代码高亮配色优化 */
.page-body pre code {
  color: #f8f8f2;
  background: transparent;
}

.code-block-container {
  position: relative;
  margin: 1.5rem 0;
}

.copy-button {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: rgba(255, 255, 255, 0.08);
  color: #cccccc;
  border: 1px solid #333333;
  border-radius: var(--border-radius);
  padding: 0.5rem 1rem;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  z-index: 10;
}

.copy-button:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #ffffff;
  border-color: #555555;
  transform: scale(1.05);
}

/* Python/通用语法高亮 */
.page-body pre .hljs-keyword,
.page-body pre .hljs-built_in {
  color: #66d9ef; /* 蓝色 - 关键字 */
  font-weight: 500;
}

.page-body pre .hljs-string,
.page-body pre .hljs-attr {
  color: #a6e22e; /* 绿色 - 字符串 */
}

.page-body pre .hljs-number,
.page-body pre .hljs-literal {
  color: #ae81ff; /* 紫色 - 数字和字面量 */
}

.page-body pre .hljs-comment {
  color: #75715e; /* 灰色 - 注释 */
  font-style: italic;
}

.page-body pre .hljs-function,
.page-body pre .hljs-title {
  color: #fd971f; /* 橙色 - 函数名 */
  font-weight: 500;
}

.page-body pre .hljs-variable,
.page-body pre .hljs-name {
  color: #f92672; /* 红色 - 变量名 */
}

.page-body pre .hljs-type,
.page-body pre .hljs-class {
  color: #66d9ef; /* 蓝色 - 类型 */
}

.page-body pre .hljs-operator {
  color: #f92672; /* 红色 - 操作符 */
}

.page-body pre .hljs-punctuation {
  color: #f8f8f2; /* 白色 - 标点符号 */
}

.page-body pre .hljs-meta {
  color: #75715e; /* 灰色 - 元数据 */
}

.page-body pre .hljs-tag {
  color: #f92672; /* 红色 - HTML标签 */
}

.page-body pre .hljs-attribute {
  color: #a6e22e; /* 绿色 - HTML属性 */
}

.page-body pre .hljs-regexp {
  color: #e6db74; /* 黄色 - 正则表达式 */
}

.page-body pre .hljs-symbol {
  color: #ae81ff; /* 紫色 - 符号 */
}

.page-body pre .hljs-bullet {
  color: #a6e22e; /* 绿色 - 列表项 */
}

.page-body pre .hljs-link {
  color: #66d9ef; /* 蓝色 - 链接 */
  text-decoration: underline;
}

.page-body pre .hljs-emphasis {
  font-style: italic;
}

.page-body pre .hljs-strong {
  font-weight: bold;
}

/* 特殊高亮 - 中文字符串使用不同颜色 */
.page-body pre .hljs-string:lang(zh),
.page-body pre .hljs-string[lang="zh"] {
  color: #e6db74; /* 黄色 - 中文字符串 */
}

/* 行号样式（如果有的话） */
.page-body pre .hljs-ln-numbers {
  color: #75715e;
  border-right: 1px solid var(--border-color);
  padding-right: 0.5rem;
  margin-right: 0.5rem;
  user-select: none;
}

.page-body pre .hljs-ln-code {
  padding-left: 0.5rem;
}

code {
  font-family: 'Fira Code', 'Monaco', 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
  background: rgba(255, 255, 255, 0.08);
  color: #f8f8f2;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  font-size: 0.9em;
  font-weight: 400;
  word-break: break-word;
}

pre code {
  background: transparent;
  color: #f8f8f2;
  padding: 0;
  border-radius: 0;
  font-size: 0.9rem;
  word-break: normal;
}

.page-body code {
  font-family: 'Fira Code', 'Monaco', 'Cascadia Code', 'Roboto Mono', Consolas,
    'Courier New', monospace;
  font-size: 0.9em;
  background: rgba(255, 255, 255, 0.08);
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  color: #f8f8f2;
}

.page-body p code {
  background: rgba(255, 255, 255, 0.12);
  color: #f8f8f2;
  font-weight: 400;
}

.page-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  background: var(--card-bg);
  border-radius: var(--border-radius);
  overflow: hidden;
}

.page-body th,
.page-body td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.page-body th {
  background: rgba(127, 255, 0, 0.1);
  color: var(--text-color);
  font-weight: 600;
}

.page-body hr {
  border: none;
  height: 2px;
  background: var(--primary-gradient);
  margin: 3rem 0;
  border-radius: 1px;
}

.page-body img {
  max-width: 100%;
  height: auto;
  border-radius: var(--border-radius);
  margin: 1.5rem 0;
  box-shadow: var(--shadow-light);
  transition: var(--transition);
}

.page-body img:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-medium);
}

.page-body a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  border-bottom: 1px solid transparent;
}

.page-body a:hover {
  color: var(--hover-color);
  border-bottom-color: var(--hover-color);
}

.page-body input[type='checkbox'] {
  accent-color: var(--primary-color);
}

.page-body .code-filename {
  background: var(--card-bg);
  color: var(--primary-color);
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius) var(--border-radius) 0 0;
  font-size: 0.9rem;
  font-weight: 600;
  border: 1px solid var(--border-color);
  border-bottom: none;
  margin-bottom: -1px;
}

.page-body .table-of-contents {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 2rem;
  margin: 2rem 0;
  box-shadow: var(--shadow-light);
}

.page-body .table-of-contents h2 {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 1.2rem;
  font-weight: 700;
  border-bottom: 2px solid var(--border-color);
  padding-bottom: 0.8rem;
  margin-bottom: 1.5rem;
  text-align: center;
}

.page-body .table-of-contents ul {
  list-style: none;
  padding-left: 0;
  margin: 0;
}

.page-body .table-of-contents ul ul {
  padding-left: 1rem;
  margin: 0.3rem 0;
  border-left: 2px solid rgba(127, 255, 0, 0.2);
}

.page-body .table-of-contents li {
  position: relative;
  margin: 0.5rem 0;
}

.page-body .table-of-contents li::before {
  content: "";
  position: absolute;
  left: -0.8rem;
  top: 0.6rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(127, 255, 0, 0.4);
  transition: all 0.3s ease;
}

.page-body .table-of-contents a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  font-size: 0.9rem;
  display: block;
  padding: 0.5rem 0.8rem;
  border-radius: 8px;
  position: relative;
  overflow: hidden;
}

.page-body .table-of-contents a::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 0;
  background: rgba(127, 255, 0, 0.1);
  transition: width 0.3s ease;
  z-index: -1;
}

.page-body .table-of-contents a:hover {
  color: var(--primary-color);
  transform: translateX(4px);
  background: rgba(127, 255, 0, 0.05);
  border-bottom-color: transparent;
}

.page-body .table-of-contents a:hover::before {
  width: 100%;
}

.page-body .math {
  overflow-x: auto;
  margin: 2rem 0;
  padding: 1.5rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  text-align: center;
  box-shadow: var(--shadow-light);
}

.page-body .math:hover {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-medium);
}

/* 确保页面内容中的数学公式正确显示 */
.page-body mjx-container[display="true"] {
  margin: 2rem auto !important;
  padding: 1.5rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
  text-align: center;
  overflow-x: auto;
  max-width: 100%;
  display: block;
}

.page-body mjx-container:not([display="true"]) {
  background: rgba(127, 255, 0, 0.08);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  margin: 0 0.15rem;
  vertical-align: baseline;
}

/* 修复列表中的数学公式 */
.page-body li mjx-container[display="true"] {
  margin: 1rem 0 !important;
}

.page-body li mjx-container:not([display="true"]) {
  margin: 0 0.1rem;
}

/* 段落中的数学公式对齐 */
.page-body p mjx-container:not([display="true"]) {
  vertical-align: middle;
}

/* 确保长公式在移动设备上可滚动 */
@media (max-width: 768px) {
  .page-body .math {
    padding: 1rem;
    margin: 1.5rem 0;
  }
  
  .page-body mjx-container[display="true"] {
    padding: 1rem;
    margin: 1.5rem 0 !important;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
  }
}

/* MathJax styling - 修复布局问题 */
.MathJax {
  color: var(--text-color) !important;
}

.MathJax_Display {
  margin: 2rem 0 !important;
  color: var(--text-color) !important;
}

mjx-container {
  color: var(--text-color) !important;
  overflow-x: auto;
  overflow-y: hidden;
  line-height: 1.6;
  font-family: "Times New Roman", "STIX Two Math", serif !important;
}

/* 块级数学公式 */
mjx-container[display="true"] {
  margin: 2rem 0 !important;
  padding: 1.5rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
  text-align: center !important;
  overflow-x: auto;
  max-width: 100%;
  width: 100% !important;
  display: block !important;
}

mjx-container[display="true"]:hover {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-medium);
}

/* 内联数学公式 */
mjx-container:not([display="true"]) {
  color: var(--text-color) !important;
  background: rgba(127, 255, 0, 0.05);
  padding: 0.1rem 0.3rem;
  border-radius: 4px;
  margin: 0 0.1rem;
  display: inline-block;
  vertical-align: -0.2em !important;
  line-height: inherit !important;
}

/* 修复长公式的显示 */
mjx-math {
  font-size: 1rem !important;
  line-height: 1.6 !important;
  display: inline-block;
  letter-spacing: normal !important;
  word-spacing: normal !important;
}

mjx-container[display="true"] mjx-math {
  font-size: 1.1rem !important;
  line-height: 1.8 !important;
}

/* 分数和根式的改进 */
mjx-mfrac {
  margin: 0.2rem 0 !important;
}

mjx-msqrt {
  margin: 0 0.1rem !important;
}

/* 上下标的间距 */
mjx-msup, mjx-msub, mjx-msubsup {
  margin: 0 0.05rem !important;
}

/* 括号的改进 */
mjx-mo[data-semantic-type="fence"] {
  margin: 0 0.1rem !important;
  color: var(--text-color) !important;
  font-size: 1.2em !important;
}

/* 求和、积分等大型操作符 */
mjx-mo[data-semantic-type="largeop"] {
  margin: 0 0.2rem !important;
}

/* 矩阵和表格 */
mjx-mtable {
  margin: 0.5rem 0 !important;
}

mjx-mtd {
  padding: 0.3rem 0.5rem !important;
}

/* 响应式数学公式 */
@media (max-width: 768px) {
  mjx-container[display="true"] {
    padding: 1rem;
    margin: 1.5rem 0 !important;
    font-size: 0.9rem;
  }
  
  mjx-container[display="true"] mjx-math {
    font-size: 0.95rem !important;
  }
  
  mjx-container:not([display="true"]) {
    padding: 0.05rem 0.2rem;
    margin: 0 0.05rem;
  }
}

/* Math error styling */
.mjx-error {
  color: #ff6b6b !important;
  background: rgba(255, 107, 107, 0.1);
  padding: 0.5rem;
  border-radius: var(--border-radius);
  border: 1px solid #ff6b6b;
  margin: 0.5rem 0;
}

/* MathJax menu styling */
#MathJax_Menu {
  background: var(--card-bg) !important;
  border: 1px solid var(--border-color) !important;
  color: var(--text-color) !important;
}

#MathJax_Menu .MathJax_MenuItem {
  color: var(--text-color) !important;
}

#MathJax_Menu .MathJax_MenuItem:hover {
  background: var(--card-bg-hover) !important;
  color: var(--primary-color) !important;
}

/* Special math environments */
.page-body .math-block {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  margin: 2rem 0;
  overflow-x: auto;
  box-shadow: var(--shadow-light);
}

.page-body .math-block:hover {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-medium);
}

/* Equation numbering */
.mjx-math .mjx-mrow .mjx-mn {
  color: var(--primary-color) !important;
}

/* Fraction styling */
.mjx-math .mjx-mfrac > * {
  color: var(--text-color) !important;
}

/* Matrix and array styling */
.mjx-math .mjx-mtable {
  color: var(--text-color) !important;
}

/* Math operators */
.mjx-math .mjx-mo {
  color: var(--text-secondary) !important;
}

/* Variables and identifiers */
.mjx-math .mjx-mi {
  color: var(--text-color) !important;
  font-style: italic;
}

/* Archive */
.archive-container {
  max-width: 1000px;
  margin: 3rem auto;
  padding: 0 1rem;
}

.archive-header {
  text-align: center;
  margin-bottom: 4rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--border-color);
}

.archive-title {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  display: inline-block;
}

.archive-description {
  color: var(--text-secondary);
  font-size: 1.1rem;
  line-height: 1.5;
  margin: 1rem auto 0 auto;
  max-width: 600px;
}

.archive-years-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 3rem;
  padding: 0.5rem;
  background: var(--card-bg);
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  flex-wrap: wrap;
  justify-content: center;
}

.year-tab {
  padding: 1rem 1.5rem;
  background: transparent;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: var(--border-radius);
  font-weight: 500;
  transition: var(--transition);
  position: relative;
  cursor: pointer;
  user-select: none;
  display: inline-block;
  text-align: center;
  min-width: 80px;
}

.year-tab:hover {
  color: var(--text-color);
  background: rgba(127, 255, 0, 0.1);
  transform: translateY(-2px);
}

.year-tab.active {
  background: var(--primary-gradient);
  color: var(--bg-color);
  font-weight: 600;
  box-shadow: var(--shadow-light);
}

.year-tab.active::after {
  content: '';
  position: absolute;
  bottom: -0.5rem;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-top: 8px solid var(--primary-color);
}

.year-section {
  display: none;
}

.year-section.active {
  display: block;
}

.month-posts {
  margin-bottom: 3rem;
}

.post-item {
  display: grid;
  grid-template-columns: 120px 1fr auto;
  gap: 1.5rem;
  padding: 1.5rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  margin-bottom: 1rem;
  transition: var(--transition);
  align-items: center;
}

.post-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
  background: var(--card-bg-hover);
  border-color: var(--primary-color);
}

.post-date {
  color: var(--primary-color);
  font-weight: 600;
  font-size: 0.9rem;
  background: rgba(127, 255, 0, 0.1);
  padding: 0.5rem;
  border-radius: var(--border-radius);
  text-align: center;
}

.post-title {
  color: var(--text-color);
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 500;
  transition: var(--transition);
}

.post-title:hover {
  color: var(--primary-color);
}

.post-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.tag-item {
  background: rgba(127, 255, 0, 0.1);
  color: var(--primary-color);
  padding: 0.3rem 0.8rem;
  border-radius: var(--border-radius);
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 500;
  transition: var(--transition);
  border: 1px solid transparent;
}

.tag-item:hover {
  background: var(--primary-color);
  color: var(--bg-color);
  transform: scale(1.05);
}

@media (max-width: 768px) {
  .archive-container {
    padding: 0 0.5rem;
  }

  .archive-years-tabs {
    gap: 0.3rem;
  }
  
  .category-accordion-header {
    padding: 1rem 1.5rem;
  }
  
  .category-info {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
  
  .category-post-item {
    padding: 1rem 1.5rem;
  }
  
  .post-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
  
  .post-actions {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.8rem;
  }
  
  .category-post-item:hover {
    transform: none;
  }

  .post-item {
    grid-template-columns: 1fr;
    gap: 1rem;
    text-align: left;
  }

  .post-date {
    text-align: left;
    width: fit-content;
  }

  .post-tags {
    justify-content: flex-start;
  }
}

/* Category */
.category-container {
  max-width: 1000px;
  margin: 3rem auto;
  padding: 0 1rem;
}

/* Category Header Styles */
.category-header {
  text-align: center;
  margin-bottom: 4rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--border-color);
}

.category-title {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  display: inline-block;
}

.category-description {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 1rem auto 0 auto;
  line-height: 1.5;
}

/* Categories Accordion Styles */
.categories-accordion {
  max-width: 1000px;
  margin: 0 auto;
}

.category-accordion-item {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  margin-bottom: 1rem;
  overflow: hidden;
  transition: var(--transition);
}

.category-accordion-item:hover {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-light);
}

.category-accordion-item.expanded {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-medium);
}

.category-accordion-item.expanded .category-accordion-content {
  max-height: 2000px !important; /* Higher value to ensure content fits */
  overflow: visible;
}

.category-accordion-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  cursor: pointer;
  transition: var(--transition);
  background: var(--card-bg);
}

.category-accordion-header:hover {
  background: var(--card-bg-hover);
}

.category-info {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.category-icon {
  font-size: 1.5rem;
  color: var(--primary-color);
}

.category-name {
  color: var(--text-color);
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
}

.category-count {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.category-toggle {
  color: var(--text-secondary);
  font-size: 1.2rem;
  transition: var(--transition);
}

.category-toggle i {
  transition: transform 0.3s ease;
}

.category-accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  background: rgba(127, 255, 0, 0.02);
}

.category-posts-list {
  padding: 1rem 0;
}

.category-post-item {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid rgba(127, 255, 0, 0.1);
  transition: var(--transition);
}

.category-post-item:last-child {
  border-bottom: none;
}

.category-post-item:hover {
  background: rgba(127, 255, 0, 0.05);
  transform: translateX(8px);
}

.post-title {
  margin-bottom: 0.8rem;
}

.post-title a {
  color: var(--text-color);
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 600;
  transition: var(--transition);
  line-height: 1.3;
}

.post-title a:hover {
  color: var(--primary-color);
}

.post-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.8rem;
  flex-wrap: wrap;
}

.post-date {
  color: var(--text-muted);
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.post-tags {
  display: flex;
  gap: 0.3rem;
  align-items: center;
}

.tag {
  background: rgba(127, 255, 0, 0.1);
  color: var(--primary-color);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 500;
}

.tag-more {
  color: var(--text-muted);
  font-size: 0.7rem;
  font-style: italic;
}

.post-excerpt {
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

.post-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.read-time {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  color: var(--text-muted);
  font-size: 0.8rem;
}

.read-more-link {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.9rem;
}

.read-more-link:hover {
  color: var(--hover-color);
}

.read-more-link i {
  transition: transform 0.3s ease;
}

.read-more-link:hover i {
  transform: translateX(4px);
}

.category-item a {
  color: var(--text-color);
  text-decoration: none;
  transition: var(--transition);
}

.category-item a:hover {
  color: var(--primary-color);
}

.post-date {
  color: var(--meta-color);
  font-size: 0.9rem;
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin: 3rem 0;
  padding: 2rem 0;
}

.pagination .page-number,
.pagination .prev,
.pagination .next {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.2rem;
  background: var(--card-bg);
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  transition: var(--transition);
  font-weight: 500;
  min-width: 44px;
}

.pagination .current {
  background: var(--primary-gradient);
  color: var(--bg-color);
  font-weight: 600;
  box-shadow: var(--shadow-light);
}

.pagination a:hover {
  background: var(--card-bg-hover);
  color: var(--primary-color);
  border-color: var(--primary-color);
  transform: translateY(-2px);
}

/* Footer */
footer {
  background: var(--card-bg);
  border-top: 1px solid var(--border-color);
  padding: 3rem 0 2rem 0;
  margin-top: 4rem;
  text-align: center;
}

footer p {
  color: var(--text-muted);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

footer a {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem;
  border-radius: var(--border-radius);
}

footer a:hover {
  color: var(--hover-color);
  background: rgba(127, 255, 0, 0.1);
  transform: scale(1.1);
}

/* Image Modal */
.image-modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  cursor: pointer;
}

.modal-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  max-width: 90%;
  max-height: 90%;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-heavy);
  animation: modalFadeIn 0.3s ease;
}

@keyframes modalFadeIn {
  from {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.8);
  }
  to {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
}

/* Loading Animation */
@keyframes shimmer {
  0% {
    background-position: -468px 0;
  }
  100% {
    background-position: 468px 0;
  }
}

.loading {
  animation: shimmer 1.2s ease-in-out infinite;
  background: linear-gradient(
    to right,
    var(--card-bg) 8%,
    var(--card-bg-hover) 18%,
    var(--card-bg) 33%
  );
  background-size: 800px 104px;
}

/* Enhanced Responsive Design */
@media (max-width: 768px) {
  nav {
    padding: 0.5rem 1rem;
  }

  .logo {
    font-size: 1.5rem;
  }

  .nav-links {
    gap: 1rem;
  }

  .services-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .post-card {
    padding: 1.5rem;
    margin-bottom: 1.5rem;
  }

  .post-title a {
    font-size: 1.4rem;
  }

  .services-title {
    font-size: 2.2rem;
  }

  .page-title {
    font-size: 2rem;
  }

  .page-content {
    padding: 2rem;
  }

  .pagination {
    gap: 0.3rem;
    flex-wrap: wrap;
  }

  .pagination .page-number,
  .pagination .prev,
  .pagination .next {
    padding: 0.6rem 1rem;
    min-width: 40px;
    font-size: 0.9rem;
  }

  footer {
    padding: 2rem 1rem 1rem 1rem;
  }

  footer p {
    flex-direction: column;
    gap: 0.5rem;
  }
}

@media (max-width: 480px) {
  .posts-container,
  .page-container,
  .archive-container,
  .category-container {
    margin: 2rem auto;
    padding: 0 0.5rem;
  }

  .post-card,
  .page-content {
    padding: 1rem;
  }

  .post-title a {
    font-size: 1.2rem;
  }

  .services-title {
    font-size: 1.8rem;
  }

  .page-title {
    font-size: 1.6rem;
  }

  #search-input,
  #search-input:focus {
    font-size: 16px; /* Prevents zoom on iOS */
  }
}

/* Dark mode enhancements */
@media (prefers-color-scheme: dark) {
  body {
    color-scheme: dark;
  }
}

/* Print styles */
@media print {
  header,
  footer,
  .search-container,
  .read-more,
  .copy-button {
    display: none !important;
  }
  
  body {
    background: white !important;
    color: black !important;
  }
  
  .post-card,
  .page-content {
    background: white !important;
    border: 1px solid #ddd !important;
    box-shadow: none !important;
  }
}

/* Accessibility improvements */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Focus styles for better accessibility */
*:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
  border-radius: 4px;
}

.nav-links a:focus-visible,
.read-more:focus-visible,
.copy-button:focus-visible {
  outline-color: var(--primary-color);
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --primary-color: #00ff00;
    --bg-color: #000000;
    --text-color: #ffffff;
    --card-bg: #111111;
    --border-color: #555555;
  }
}

.page-body .footnotes {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 2px solid var(--border-color);
  font-size: 0.9rem;
  color: var(--text-muted);
}

.page-body mark {
  background: rgba(127, 255, 0, 0.3);
  color: var(--bg-color);
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  font-weight: 600;
}

/* 数学公式统一样式 - 重构版 */
/* 全局数学公式基础样式 */
mjx-container {
  color: var(--text-color) !important;
  line-height: 1.6;
  font-family: "Times New Roman", "STIX Two Math", serif !important;
  transition: all 0.2s ease;
  max-width: 100%;
}

/* 数学公式容器优化 */
.page-body mjx-container,
.post-content mjx-container,
.page-content mjx-container {
  color: var(--text-color) !important;
  font-size: inherit !important;
}

/* 块级数学公式 - 重构版 */
mjx-container[display="true"] {
  margin: 2rem 0 !important;
  padding: 1.5rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
  text-align: center !important;
  width: 100% !important;
  display: block !important;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch; /* 增强移动端滚动体验 */
  scroll-behavior: smooth;
  transform: translateZ(0); /* 启用硬件加速 */
  will-change: transform; /* 优化渲染性能 */
}

/* 块级公式悬停效果 */
mjx-container[display="true"]:hover {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-medium);
}

/* 块级公式内部数学元素 */
mjx-container[display="true"] mjx-math {
  font-size: 1.1rem !important;
  line-height: 1.8 !important;
  display: inline-block;
  min-width: fit-content;
}

/* 内联数学公式 - 重构版 */
mjx-container:not([display="true"]) {
  color: var(--text-color) !important;
  background: rgba(127, 255, 0, 0.05);
  padding: 0.1rem 0.3rem;
  border-radius: 4px;
  margin: 0 0.1rem;
  display: inline-flex;
  align-items: center;
  vertical-align: -0.2em !important;
  line-height: inherit !important;
  max-width: 100%;
  overflow-x: auto;
  white-space: nowrap;
}

/* 数学公式内部元素样式优化 */
mjx-math {
  font-size: 1rem !important;
  line-height: 1.6 !important;
  display: inline-block;
  letter-spacing: normal !important;
  word-spacing: normal !important;
}

/* 特殊数学符号优化 */
mjx-mo {
  font-family: "STIX Two Math", "Times New Roman", serif !important;
}

mjx-mi {
  font-family: "STIX Two Math", "Times New Roman", serif !important;
  font-style: italic !important;
}

mjx-mn {
  font-family: "STIX Two Math", "Times New Roman", serif !important;
  color: var(--primary-color) !important;
}

/* 分数线和根号显示优化 */
mjx-mfrac > mjx-frac-line {
  border-color: var(--text-color) !important;
}

mjx-msqrt > mjx-sqrt-line {
  border-color: var(--text-color) !important;
}

/* 矩阵和括号优化 */
mjx-mo[data-semantic-type="fence"] {
  color: var(--text-color) !important;
  font-size: 1.2em !important;
}

/* 代码块中的公式样式保护 */
pre mjx-container,
code mjx-container {
  background: none !important;
  padding: 0 !important;
  border-radius: 0 !important;
  margin: 0 !important;
  color: var(--text-color) !important;
}

/* 暗色主题下数学公式元素可见性保障 */
mjx-container * {
  color: inherit !important;
}

/* 上下文特定公式样式优化 */
.page-body p mjx-container[display="true"] {
  margin: 1.5rem 0 !important;
  display: block !important;
}

.page-body li > mjx-container[display="true"] {
  margin: 1rem 0 !important;
  display: block !important;
}

/* 长公式换行处理优化 */
mjx-container[display="true"] mjx-mrow {
  display: inline-flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}

/* 防止长公式溢出容器 */
mjx-container mjx-mtext {
  max-width: 100%;
  overflow-wrap: break-word;
  word-wrap: break-word;
  hyphens: auto;
}

/* 移动端数学公式响应式优化 */
@media (max-width: 768px) {
  /* 移动端块级公式优化 */
  mjx-container[display="true"] {
    padding: 1rem;
    margin: 1.5rem 0 !important;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    max-width: 100%;
    box-sizing: border-box;
    border-radius: var(--border-radius);
    /* 移动端缩放系数调整 */
    font-size: 0.9rem;
    transform: scale(0.95);
    transform-origin: left center;
  }
  
  /* 移动端公式内容大小调整 */
  mjx-container[display="true"] mjx-math {
    font-size: 0.95rem !important;
    min-width: max-content;
  }
  
  /* 移动端内联公式调整 */
  mjx-container:not([display="true"]) {
    padding: 0.05rem 0.2rem;
    margin: 0 0.05rem;
    font-size: 0.9em;
    max-width: 100%;
    overflow-x: auto;
  }
  
  /* 优化移动端表格公式显示 */
  mjx-container[display="true"] mjx-mtable {
    overflow-x: auto;
    max-width: 100%;
    display: block;
    padding-bottom: 5px; /* 增加滚动空间 */
  }
  
  /* 特殊情况下的兼容性处理 */
  mjx-container[display="true"] mjx-mrow {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 5px;
    scrollbar-width: thin;
  }
  
  /* 防止iOS滚动横滑反弹 */
  mjx-container {
    -webkit-overflow-scrolling: touch;
  }
}