/* styles.css - 现代极简主题 */

/* ============================================ */
/* 🌐 全局样式                                  */
/* ============================================ */

html {
  scroll-behavior: smooth;
}

body {
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* 滚动条美化 */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: #d1d5db;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #9ca3af;
}

/* 导航栏毛玻璃效果 */
.navbar {
  background-color: rgba(255, 255, 255, 0.95);
}

@supports (backdrop-filter: blur(12px)) {
  .navbar {
    background-color: rgba(255, 255, 255, 0.7);
  }
}

/* ============================================ */
/* 🖥️ 桌面端布局 (≥992px)                       */
/* ============================================ */

@media (min-width: 992px) {
  /* Flexbox 三栏布局 */
  html body #quarto-content.page-columns,
  html body.floating #quarto-content.page-columns,
  html body.nav-sidebar #quarto-content.page-columns {
    display: flex !important;
    flex-wrap: nowrap !important;
    justify-content: center !important;
    max-width: 1800px !important;
    margin: 0 auto !important;
    padding: 0 1.5rem !important;
    gap: 1.5rem !important;
  }
  
  /* 左侧导航栏 */
  html body #quarto-sidebar {
    flex: 0 0 220px !important;
    width: 220px !important;
    max-width: 220px !important;
    order: 1 !important;
    background: transparent;
    padding-top: 1rem;
  }
  
  /* 主内容区域 */
  html body #quarto-content.page-columns > main,
  html body #quarto-content.page-columns > #quarto-document-content {
    flex: 1 1 auto !important;
    min-width: 0 !important;
    max-width: 1100px !important;
    width: auto !important;
    order: 2 !important;
  }
  
  /* 右侧目录 */
  html body #quarto-margin-sidebar {
    flex: 0 0 250px !important;
    width: 250px !important;
    max-width: 250px !important;
    order: 3 !important;
    background: transparent;
    padding-top: 1.25rem !important;
  }
  
  /* 隐藏遮罩层 */
  html body #quarto-sidebar-glass {
    display: none !important;
  }
  
  /* 内容区域内部元素 */
  html body main .content,
  html body main > section,
  html body #quarto-document-content {
    max-width: 100% !important;
    width: 100% !important;
  }
  
  /* 首页卡片列表 3 列 */
  html body.floating .quarto-listing {
    max-width: 100% !important;
  }
  
  html body.floating .quarto-listing .list {
    display: grid !important;
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 1.5rem !important;
  }
  
  /* TOC 卡片样式 */
  #quarto-margin-sidebar .toc,
  #quarto-margin-sidebar nav#TOC,
  #TOC {
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(229, 231, 235, 0.9);
    border-radius: 12px;
    padding: 0.75rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
  }

  /* TOC 标题 */
  #quarto-margin-sidebar .toc-title,
  #quarto-margin-sidebar .toc-header,
  #TOC .toc-title,
  #TOC .toc-header {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: #6b7280;
    padding: 0.25rem 0.25rem 0.6rem 0.25rem;
    margin: 0 0 0.6rem 0;
    border-bottom: 1px solid #e5e7eb;
  }

  /* TOC 链接样式 */
  #TOC a {
    display: block;
    padding: 0.30rem 0.5rem;
    border-radius: 8px;
    color: #4b5563;
    font-size: 0.9rem;
    line-height: 1.35;
    border: none;
  }

  #TOC a:hover {
    background: #eef2ff;
    color: #4338ca;
  }

  #TOC a.active {
    background: #e0e7ff;
    color: #3730a3;
    font-weight: 600;
  }

  #TOC ul {
    padding-left: 0.25rem;
    margin: 0;
  }

  #TOC ul ul a {
    padding-left: 1.1rem;
    font-size: 0.88rem;
    color: #6b7280;
  }

  #TOC ul ul ul a {
    padding-left: 1.7rem;
    font-size: 0.86rem;
    color: #9ca3af;
  }
}

/* ============================================ */
/* 🃏 卡片样式                                  */
/* ============================================ */

.quarto-grid-item.card {
  border-radius: 12px;
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border: 1px solid #e5e7eb;
}

.quarto-grid-item.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}

.quarto-grid-item .card-img-top img {
  object-fit: cover;
  width: 100%;
}

.quarto-grid-item .card-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: #1f2937;
  margin-bottom: 0.5rem;
}

.quarto-grid-item .listing-reading-time {
  font-size: 0.85rem;
  color: #6b7280;
}

/* ============================================ */
/* 📝 代码块语言标签                            */
/* ============================================ */

.sourceCode {
  position: relative;
}

.sourceCode::before {
  position: absolute;
  top: 0;
  right: 0;
  padding: 4px 8px;
  font-size: 0.7rem;
  font-weight: 600;
  color: #9ca3af;
  text-transform: uppercase;
  pointer-events: none;
  background: #f3f4f6;
  border-bottom-left-radius: 8px;
  border-top-right-radius: 10px;
}

.sourceCode.r::before { content: "R"; }
.sourceCode.python::before { content: "Python"; }
.sourceCode.bash::before,
.sourceCode.sh::before { content: "Shell"; }

/* ============================================ */
/* 📁 侧边栏样式                                */
/* ============================================ */

.sidebar-navigation .sidebar-item-text {
  transition: all 0.15s ease;
}

/* 分类标题容器 */
.sidebar-item-section > .sidebar-item-container {
  display: flex !important;
  align-items: center !important;
  padding: 0.5rem 0.75rem !important;
  margin: 0.125rem 0.5rem !important;
  border-radius: 6px !important;
  transition: background-color 0.15s ease !important;
}

.sidebar-item-section > .sidebar-item-container:hover {
  background-color: #f3f4f6 !important;
}

.sidebar-item-section > .sidebar-item-container:hover .sidebar-item-text {
  font-weight: 700 !important;
}

/* 文字部分 */
.sidebar-item-section > .sidebar-item-container > .sidebar-item-text {
  flex: 1 !important;
  padding: 0 !important;
  margin: 0 !important;
  background: none !important;
  color: #374151 !important;
  text-decoration: none !important;
  border-bottom: none !important;
}

.sidebar-item-section > .sidebar-item-container > .sidebar-item-text:hover {
  background: none !important;
  text-decoration: none !important;
  border-bottom: none !important;
}

/* 箭头按钮 */
.sidebar-item-section > .sidebar-item-container > .sidebar-item-toggle {
  flex-shrink: 0 !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 20px !important;
  height: 20px !important;
  margin-left: auto !important;
  margin-right: 0 !important;
  padding: 0 !important;
  color: #9ca3af !important;
  background: none !important;
  text-decoration: none !important;
  border: none !important;
  outline: none !important;
}

.sidebar-item-section > .sidebar-item-container > .sidebar-item-toggle:hover {
  background: none !important;
  text-decoration: none !important;
  border: none !important;
}

.sidebar-item-section > .sidebar-item-container > .sidebar-item-toggle .bi {
  font-size: 0.7rem !important;
}

/* 箭头旋转动画 */
.sidebar-item-toggle .bi-chevron-right::before {
  display: block !important;
  transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.sidebar-item-toggle.collapsed .bi-chevron-right::before,
.sidebar-item-toggle[aria-expanded="false"] .bi-chevron-right::before {
  transform: rotate(0deg) !important;
}

.sidebar-item-toggle:not(.collapsed) .bi-chevron-right::before,
.sidebar-item-toggle[aria-expanded="true"] .bi-chevron-right::before {
  transform: rotate(90deg) !important;
}

/* ============================================ */
/* 📱 移动端布局 (<992px)                        */
/* ============================================ */

@media (max-width: 991px) {
  /* 隐藏右侧边栏 */
  #quarto-margin-sidebar,
  .margin-sidebar,
  nav#TOC,
  .toc-active,
  .sidebar.toc-left,
  .quarto-margin-sidebar,
  [class*="margin-sidebar"],
  .column-margin {
    display: none !important;
    width: 0 !important;
    visibility: hidden !important;
    position: absolute !important;
    left: -9999px !important;
  }
  
  /* 页面背景和溢出控制 */
  html, body {
    background: #fff !important;
    overflow-x: hidden !important;
    margin: 0 !important;
    padding: 0 !important;
  }
  
  /* 主内容区域居中 */
  #quarto-content,
  .page-columns,
  .page-rows-contents,
  .quarto-container,
  main.content,
  #quarto-document-content {
    background: #fff !important;
    box-shadow: none !important;
    border: none !important;
    margin: 0 auto !important;
    padding: 0 1rem !important;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  
  /* 内容区域居中 */
  section.level2,
  .level2,
  .main-content {
    background: #fff !important;
    margin: 0 auto !important;
    padding: 0 !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }
  
  /* 首页卡片区 */
  .quarto-listing-container-grid {
    background: #fff !important;
    margin: 0 auto !important;
    padding: 0 !important;
    width: 100% !important;
  }
  
  /* 滚动条更细 */
  ::-webkit-scrollbar {
    width: 4px !important;
  }
  
  /* 导航按钮样式 */
  .navbar-toggler {
    border: none !important;
    padding: 0.5rem !important;
    box-shadow: none !important;
  }
  
  .navbar-toggler:focus {
    box-shadow: none !important;
  }
  
  .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(55, 65, 81, 1)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
  }
  
  .sidebar-toggle,
  .quarto-sidebar-toggle {
    color: #374151 !important;
    border: none !important;
  }
  
  /* 侧边栏样式 */
  #quarto-sidebar,
  .sidebar,
  .quarto-sidebar {
    background-color: #ffffff !important;
  }
  
  #quarto-sidebar .sidebar-item-text,
  #quarto-sidebar a,
  .sidebar .sidebar-item-text,
  .sidebar a {
    color: #374151 !important;
  }
  
  #quarto-sidebar .sidebar-section-item,
  .sidebar .sidebar-section-item {
    color: #1f2937 !important;
  }
  
  /* 遮罩层 */
  #quarto-sidebar-glass {
    background-color: rgba(0, 0, 0, 0.3) !important;
  }
  
  /* 二级导航栏 */
  .quarto-secondary-nav {
    padding: 0.5rem 1rem !important;
    background-color: #f9fafb !important;
  }
  
  .quarto-secondary-nav .quarto-secondary-nav-title,
  .quarto-secondary-nav .breadcrumb-item,
  .quarto-secondary-nav a {
    color: #374151 !important;
  }
  
  /* 文本换行 */
  .sidebar-item-text,
  .sidebar-item-container a,
  .menu-text,
  .sidebar-link {
    word-wrap: break-word !important;
    overflow-wrap: break-word !important;
    word-break: break-word !important;
    white-space: normal !important;
    max-width: calc(100% - 40px) !important;
    line-height: 1.4 !important;
  }
  
  .sidebar-item-container {
    display: flex !important;
    align-items: flex-start !important;
    flex-wrap: nowrap !important;
    width: 100% !important;
  }
  
  .quarto-page-breadcrumbs .breadcrumb-item {
    white-space: normal !important;
    word-break: break-word !important;
  }
}

/* ============================================ */
/* 🖨️ 打印样式                                  */
/* ============================================ */

@media print {
  body {
    background: white !important;
  }
  
  .navbar,
  .sidebar,
  .sidebar-navigation {
    display: none !important;
  }
  
  #quarto-content {
    margin: 0 !important;
  }
  
  .page-columns .content,
  .main-content {
    box-shadow: none !important;
    border: none !important;
    margin: 0 !important;
    padding: 0 !important;
  }
  
  a {
    text-decoration: none !important;
    color: #000 !important;
  }
  
  pre, blockquote {
    border: 1px solid #999;
    page-break-inside: avoid;
  }
}