/* --- 1. 全局布局统一 --- */
blockquote {
  padding: 15px 20px !important;
  margin: 20px 0 !important;
  border-radius: 0 6px 6px 0;
  border-left: 4px solid #ddd;
}

pre {
  padding: 16px !important;
  border-radius: 8px !important;
  margin: 1.2em 0 !important;
  border: 1px solid transparent;
}

code {
  font-family: 'Fira Code', 'Consolas', monospace !important;
  font-size: 0.92em !important;
  line-height: 1.5 !important;
}

/* --- 2. 自定义组件样式 --- */
#custom-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: #3498db;
  z-index: 10001;
  transition: width 0.1s ease;
}

#custom-back-to-top {
  position: fixed;
  bottom: 25px;
  right: 25px;
  width: 40px;
  height: 40px;
  background: #3498db;
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  z-index: 10000;
  transition: all 0.3s;
}

#custom-back-to-top:hover {
  transform: translateY(-3px);
  background: #2980b9;
}

#custom-back-to-top svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* --- 3. 核心暗黑模式 --- */
body.dark {
  background-color: #1a1a1a !important;
  color: #d1d1d1 !important;
  --base-background-color: #1a1a1a;
  --base-color: #d1d1d1;
  --heading-color: #eeeeee;
  --sidebar-background: #252525;
  --sidebar-name-color: #ffffff;
  --sidebar-nav-link-color: #cccccc;
  --sidebar-nav-link-color--active: #ffffff;
  --sidebar-nav-pagetitle-color: #eeeeee;
  --link-color: #3498db;
}

body.dark #custom-back-to-top {
  background: #333;
  color: #3498db;
  border: 1px solid #444;
}

body.dark .content,
body.dark .sidebar,
body.dark .sidebar-nav,
body.dark .markdown-section {
  background-color: #1a1a1a !important;
  color: #d1d1d1 !important;
}

body.dark h1,
body.dark h2,
body.dark h3,
body.dark h4,
body.dark strong {
  color: #eeeeee !important;
}

body.dark .search input {
  background-color: #333 !important;
  color: #eee !important;
  border: 1px solid #444 !important;
}

body.dark .sidebar-toggle {
  background-color: rgba(26, 26, 26, 0.8) !important;
  color: #3498db !important;
}

body.dark blockquote {
  background-color: #21262d !important;
  border-left-color: #3498db !important;
  color: #8b949e !important;
}

body.dark pre {
  background-color: #0d1117 !important;
  border: 1px solid #30363d !important;
}

body.dark pre code {
  color: #e6edf3 !important;
  text-shadow: none !important;
}

/* 语法高亮增强 */
body.dark .token.comment {
  color: #8b949e !important;
}

body.dark .token.punctuation {
  color: #89ddff !important;
}

body.dark .token.property,
body.dark .token.tag,
body.dark .token.number {
  color: #79c0ff !important;
}

body.dark .token.string {
  color: #a5d6ff !important;
}

body.dark .token.operator {
  color: #ffab70 !important;
}

body.dark .token.keyword {
  color: #ff7b72 !important;
}

body.dark :not(pre)>code {
  background-color: rgba(110, 118, 129, 0.4) !important;
  color: #f0f6fc !important;
  padding: 0.2em 0.4em !important;
  border-radius: 6px !important;
}

/* --- 4. 表格暗黑模式 --- */
body.dark table {
  border-collapse: collapse;
  width: 100%;
  margin: 20px 0;
  border: 1px solid #303030 !important;
  background-color: #161616 !important;
}

body.dark th {
  background-color: #2c2c2c !important;
  color: #3498db !important;
  border: 1px solid #303030 !important;
  padding: 12px 10px !important;
}

body.dark td {
  border: 1px solid #303030 !important;
  padding: 12px 10px !important;
}

body.dark tr:nth-child(odd) {
  background-color: #161616 !important;
}

body.dark tr:nth-child(even) {
  background-color: #242424 !important;
}

body.dark tr:hover {
  background-color: #2d333b !important;
}

/* --- 5. 右上角切换按钮 --- */
#theme-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
  width: 40px;
  height: 40px;
  background: #3498db;
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  z-index: 10000;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body.dark #theme-toggle {
  background: #f1c40f;
  color: #333;
}

#theme-toggle:hover {
  transform: scale(1.1) rotate(15deg);
}

#theme-toggle svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* 文本选区优化 */
body.dark ::selection {
  background: rgba(52, 152, 219, 0.4) !important;
  color: #ffffff !important;
}

body.dark ::-moz-selection {
  background: rgba(52, 152, 219, 0.4) !important;
  color: #ffffff !important;
}

/* 侧边栏折叠插件适配 */
body.dark .sidebar-nav .folder.collapse:before {
  color: #888 !important;
}

body.dark .sidebar-nav .folder:before {
  color: #3498db !important;
}

/* --- 6. 智能提示块 (Alerts) 样式 --- */
blockquote.alert-info { background-color: #f0f7ff !important; border-left-color: #3498db !important; color: #2c3e50 !important; }
blockquote.alert-warning { background-color: #fff9eb !important; border-left-color: #f1c40f !important; color: #7d5a00 !important; }
blockquote.alert-danger { background-color: #fff5f5 !important; border-left-color: #e74c3c !important; color: #c0392b !important; }
blockquote.alert-success { background-color: #f6ffed !important; border-left-color: #52c41a !important; color: #237804 !important; }

/* 暗黑模式提示块适配 */
body.dark blockquote.alert-info { background-color: #1c2c3c !important; color: #89ddff !important; }
body.dark blockquote.alert-warning { background-color: #3c2c1c !important; color: #ffcb6b !important; }
body.dark blockquote.alert-danger { background-color: #3c1c1c !important; color: #ff5370 !important; }
body.dark blockquote.alert-success { background-color: #1c3c1c !important; color: #a0d911 !important; }