/* 金融知识库 - 自定义样式 */

/* 全局变量定义 */
:root {
  --primary-color: #1E88E5;
  --secondary-color: #42A5F5;
  --accent-color: #2196F3;
  --text-color: #333;
  --text-light: #666;
  --background-color: #f8f9fa;
  --card-background: #ffffff;
  --border-color: #e0e0e0;
  --success-color: #4CAF50;
  --warning-color: #FFC107;
  --danger-color: #F44336;
  --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --box-shadow-hover: 0 10px 20px rgba(0, 0, 0, 0.12);
  --border-radius: 8px;
  --transition: all 0.3s ease;
}

/* 搜索区域样式优化 */
.search-section {
  background-color: var(--card-background);
  border-radius: var(--border-radius);
  padding: 2rem;
  margin-bottom: 2rem;
  box-shadow: var(--box-shadow);
  text-align: center;
}

.search-section h2 {
  color: var(--primary-color);
  margin-bottom: 1.5rem;
  font-size: 1.8rem;
  font-weight: 600;
}

.search-input-container {
  position: relative;
  max-width: 600px;
  margin: 0 auto;
}

.search-input {
  width: 100%;
  padding: 0.75rem 2.5rem 0.75rem 1rem;
  border: 2px solid var(--border-color);
  border-radius: 50px;
  font-size: 1rem;
  transition: var(--transition);
  outline: none;
}

.search-input:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(30, 136, 229, 0.1);
}

.search-icon {
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-light);
}

/* 核心优势网格布局 */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.feature-card {
  background-color: var(--card-background);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  box-shadow: var(--box-shadow);
  transition: var(--transition);
  border-top: 4px solid var(--primary-color);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--box-shadow-hover);
}

.feature-card h3 {
  color: var(--primary-color);
  margin-bottom: 1rem;
  font-size: 1.25rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.feature-card p {
  color: var(--text-light);
  line-height: 1.6;
  font-size: 0.95rem;
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background-color: rgba(30, 136, 229, 0.1);
  border-radius: 50%;
  margin-right: 0.75rem;
  color: var(--primary-color);
}

/* 统计数据样式 */
.stats-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.stat-card {
  background-color: var(--card-background);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  text-align: center;
  box-shadow: var(--box-shadow);
  transition: var(--transition);
}

.stat-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--box-shadow-hover);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
  line-height: 1;
}

.stat-label {
  font-size: 0.95rem;
  color: var(--text-light);
  font-weight: 500;
}

/* 快速导航样式 */
.quick-navigation {
  background-color: var(--card-background);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  box-shadow: var(--box-shadow);
  margin-bottom: 2rem;
}

.quick-navigation h2 {
  color: var(--primary-color);
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
  font-weight: 600;
}

.navigation-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 1rem;
}

.nav-item {
  text-align: center;
  padding: 1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  transition: var(--transition);
  background-color: #fafafa;
}

.nav-item:hover {
  background-color: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: var(--box-shadow);
}

.nav-item a {
  color: inherit;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.nav-icon {
  font-size: 1.5rem;
}

/* 文档内容样式优化 */
.markdown-section {
  max-width: 100%;
  padding: 2rem 45px;
}

.markdown-section > h1 {
  color: var(--primary-color);
  margin-bottom: 1.5rem;
  font-size: 2.5rem;
  font-weight: 700;
}

.markdown-section > h2 {
  color: var(--primary-color);
  margin-top: 2.5rem;
  margin-bottom: 1.25rem;
  font-size: 2rem;
  font-weight: 600;
}

.markdown-section > p {
  color: var(--text-color);
  line-height: 1.8;
  margin-bottom: 1.5rem;
  font-size: 1rem;
}

/* 侧边栏优化样式 */
.sidebar {
  background-color: var(--card-background);
  border-right: 1px solid var(--border-color);
  transition: var(--transition);
}

.sidebar ul li.active > a {
  color: var(--primary-color);
  font-weight: 600;
}

.sidebar ul li a:hover {
  color: var(--primary-color);
}

/* 侧边栏折叠/展开动画 */
.sidebar-nav li {
  transition: all 0.3s ease;
}

.sidebar-nav li.collapse > ul {
  display: none;
}

.sidebar-nav li > a {
  position: relative;
  display: block;
  padding: 8px 15px;
  color: var(--text-color);
  text-decoration: none;
  transition: var(--transition);
}

/* 顶部导航栏样式 */
.app-nav {
  background-color: var(--card-background);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.app-nav li a {
  color: var(--text-color);
  transition: var(--transition);
}

.app-nav li a:hover {
  color: var(--primary-color);
}

.app-nav li.active > a {
  color: var(--primary-color);
  font-weight: 600;
}

/* 响应式设计 */
@media (max-width: 1024px) {
  .feature-grid,
  .stats-container {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  }
  
  .markdown-section {
    padding: 1.5rem 30px;
  }
}

@media (max-width: 768px) {
  .search-section {
    padding: 1.5rem;
  }
  
  .search-section h2 {
    font-size: 1.5rem;
  }
  
  .feature-grid,
  .stats-container,
  .navigation-grid {
    grid-template-columns: 1fr;
  }
  
  .markdown-section {
    padding: 1rem 20px;
  }
  
  .markdown-section > h1 {
    font-size: 2rem;
  }
  
  .markdown-section > h2 {
    font-size: 1.75rem;
  }
  
  .stat-number {
    font-size: 2rem;
  }
}

@media (max-width: 480px) {
  .search-input {
    font-size: 0.9rem;
  }
  
  .feature-card,
  .stat-card,
  .nav-item {
    padding: 1rem;
  }
  
  .markdown-section > h1 {
    font-size: 1.75rem;
  }
  
  .markdown-section > h2 {
    font-size: 1.5rem;
  }
}

/* 滚动条样式 */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: #f1f1f1;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb {
  background: #c1c1c1;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #a8a8a8;
}

/* 回到顶部按钮样式 */
.back-to-top {
  background-color: var(--primary-color) !important;
  color: white !important;
  border-radius: 50% !important;
  width: 40px !important;
  height: 40px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15) !important;
  transition: var(--transition) !important;
  opacity: 0.9 !important;
}

.back-to-top:hover {
  opacity: 1 !important;
  transform: translateY(-3px) !important;
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.2) !important;
}

/* 代码块样式优化 */
.markdown-section pre {
  border-radius: var(--border-radius) !important;
  border: 1px solid var(--border-color) !important;
  box-shadow: var(--box-shadow) !important;
}

.markdown-section code {
  border-radius: 4px !important;
}

/* 表格样式优化 */
.markdown-section table {
  border-collapse: collapse !important;
  width: 100% !important;
  margin-bottom: 1.5rem !important;
}

.markdown-section table th,
.markdown-section table td {
  padding: 0.75rem !important;
  border: 1px solid var(--border-color) !important;
  text-align: left !important;
}

.markdown-section table th {
  background-color: rgba(30, 136, 229, 0.1) !important;
  color: var(--primary-color) !important;
  font-weight: 600 !important;
}

.markdown-section table tr:nth-child(even) {
  background-color: #f9f9f9 !important;
}

/* 引用样式优化 */
.markdown-section blockquote {
  border-left: 4px solid var(--primary-color) !important;
  padding: 0.5rem 1rem !important;
  margin: 1.5rem 0 !important;
  background-color: rgba(30, 136, 229, 0.05) !important;
  border-radius: 0 var(--border-radius) var(--border-radius) 0 !important;
}

/* 图片样式优化 */
.markdown-section img {
  border-radius: var(--border-radius) !important;
  box-shadow: var(--box-shadow) !important;
  transition: var(--transition) !important;
}

.markdown-section img:hover {
  transform: scale(1.02) !important;
  box-shadow: var(--box-shadow-hover) !important;
}

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

.feature-card,
.stat-card,
.nav-item {
  animation: fadeIn 0.6s ease-out;
}

.feature-card:nth-child(1) {
  animation-delay: 0.1s;
}

.feature-card:nth-child(2) {
  animation-delay: 0.2s;
}

.feature-card:nth-child(3) {
  animation-delay: 0.3s;
}

.feature-card:nth-child(4) {
  animation-delay: 0.4s;
}

/* 打印样式 */
@media print {
  .sidebar,
  .app-nav,
  .resizer-handle,
  .back-to-top {
    display: none !important;
  }
  
  .markdown-section {
    padding: 0 !important;
    max-width: 100% !important;
  }
  
  .feature-grid,
  .stats-container,
  .navigation-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)) !important;
  }
}

/* 高对比度模式支持 */
@media (prefers-contrast: high) {
  :root {
    --border-color: #000000;
    --text-light: #000000;
  }
}

/* 减少动画模式支持 */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}