body { margin: 0; padding: 0; font-family: 'Microsoft YaHei', Arial, sans-serif; }
    .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
    a { color: #3498db; text-decoration: none; }
    a:hover { text-decoration: underline; }
    img { max-width: 100%; height: auto; }
    
/* CSS变量 - 清新蓝色调 */
:root {
  /* 主要颜色 - 清新蓝色调 */
  --primary-color: #3b82f6;
  --primary-hover: #2563eb;
  --primary-light: #dbeafe;
  --primary-soft: rgba(59, 130, 246, 0.1);
  
  /* 背景色 - 清爽柔和 */
  --bg-primary: #fefefe;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  --bg-overlay: rgba(248, 250, 252, 0.95);
  --bg-hover: #f1f5f9;
  --tag-bg: #dbeafe;
  
  /* 文字颜色 - 柔和对比 */
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --text-tertiary: #94a3b8;
  --text-muted: #94a3b8;
  --text-inverse: #f8fafc;
  
  /* 边框和阴影 - 自然柔和 */
  --border-light: #e2e8f0;
  --border-medium: #cbd5e1;
  --border-color: #e2e8f0;
  --shadow-soft: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 2px 12px rgba(0, 0, 0, 0.05);
  --shadow-medium: 0 4px 12px rgba(0, 0, 0, 0.05);
  --shadow-large: 0 10px 25px rgba(0, 0, 0, 0.08);
  --shadow-hover: 0 6px 16px rgba(59, 130, 246, 0.15);
  
  /* 间距系统 */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;
  
  /* 圆角 - 自然柔和 */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;
  
  /* 字体大小 */
  --font-xs: 11px;
  --font-sm: 13px;
  --font-base: 16px;
  --font-lg: 16px;
  --font-xl: 18px;
  --font-2xl: 20px;
  
  /* 字体族 */
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans SC', sans-serif;
  
  /* 动画 - 流畅自然 */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Header特定变量 */
  --header-height: 80px;
  --header-padding: 0 var(--spacing-2xl);
}

/* 深色主题 - 专业夜间模式 */
[data-theme="dark"] {
  --primary-color: #60a5fa;
  --primary-hover: #93c5fd;
  --primary-light: rgba(96, 165, 250, 0.15);
  --primary-soft: rgba(96, 165, 250, 0.08);
  
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  --bg-overlay: rgba(15, 23, 42, 0.95);
  --bg-hover: #1e293b;
  --tag-bg: rgba(96, 165, 250, 0.15);
  
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-tertiary: #94a3b8;
  --text-muted: #94a3b8;
  --text-inverse: #0f172a;
  
  --border-light: #334155;
  --border-medium: #475569;
  --border-color: #334155;
  --shadow-soft: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-medium: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-large: 0 10px 25px rgba(0, 0, 0, 0.4);
  --shadow-hover: 0 6px 16px rgba(96, 165, 250, 0.2);
}

/* 全局重置 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-family);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Header 主容器 */
.natural-header {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  height: var(--header-height);
  background: var(--bg-overlay);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  box-shadow: var(--shadow-soft);
  z-index: 1000;
  transition: all var(--transition-normal);
}

.natural-header.scrolled {
  height: 70px;
  box-shadow: var(--shadow-medium);
}

/* Header 内容容器 */
.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  height: 100%;
  margin: 0 auto;
  padding: var(--header-padding);
  gap: var(--spacing-lg);
}

/* Logo 区域 */
.header-logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  text-decoration: none;
  transition: all var(--transition-normal);
  padding: var(--spacing-xs);
  border-radius: var(--radius-md);
  margin-left: var(--spacing-xl);
}

.header-logo:hover {
  transform: translateY(-2px);
}

.header-logo:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 4px;
}

.logo-image {
  height: auto;
  max-height: 42px;
  width: auto;
  object-fit: contain;
  transition: all var(--transition-normal);
  filter: drop-shadow(var(--shadow-soft));
}

.header-logo:hover .logo-image {
  filter: drop-shadow(var(--shadow-medium));
}

/* 主导航 */
.header-nav {
  flex: 1;
  display: flex;
  justify-content: center;
}

.header-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  list-style: none;
  padding: 0;
  margin: 0;
}

.header-menu-item {
  position: relative;
}

.header-menu-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: var(--font-base);
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.header-menu-link::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transform: translateX(-50%);
  transition: width var(--transition-normal);
  border-radius: var(--radius-full);
}

.header-menu-link:hover,
.header-menu-link:focus-visible {
  color: var(--primary-color);
  background: var(--primary-soft);
  transform: translateY(-1px);
}

.header-menu-link:hover::before {
  width: 60%;
}

.header-menu-link.active {
  color: var(--primary-color);
  background: var(--primary-light);
  font-weight: 600;
}

.header-menu-link.active::before {
  width: 70%;
}

.header-menu-link:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

.header-menu-link i {
  font-size: var(--font-base);
  transition: all var(--transition-normal);
}

.header-menu-link:hover i {
  transform: scale(1.1);
}

/* 功能操作区 */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex-shrink: 0;
}

/* 搜索按钮 */
.search-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.search-btn:hover {
  background: var(--primary-soft);
  border-color: var(--primary-color);
  color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.search-btn:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

.search-btn i {
  font-size: var(--font-base);
}

/* 胶囊式主题切换器 - 专业风格 */
.theme-switcher {
  display: flex;
  align-items: center;
  position: relative;
}

.theme-toggle {
  width: 56px;
  height: 30px;
  border: 1px solid var(--border-light);
  border-radius: 15px;
  background: var(--bg-secondary);
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 2px;
  position: relative;
  overflow: hidden;
}

.theme-toggle:hover {
  border-color: var(--primary-color);
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.15);
}

.theme-indicator {
  position: absolute;
  width: 24px;
  height: 24px;
  background: var(--primary-color);
  border-radius: 12px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  left: 2px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  top: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 12px;
  z-index: 2;
}

.theme-toggle.dark .theme-indicator {
  left: 28px;
}

.theme-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: var(--text-secondary);
  transition: color 0.3s ease;
  z-index: 1;
  position: relative;
}

.theme-toggle:not(.dark) .theme-icon.sun {
  color: white;
}

.theme-toggle.dark .theme-icon.moon {
  color: white;
}

/* 移动端菜单按钮 */
.mobile-menu-btn {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.mobile-menu-btn:hover {
  background: var(--primary-soft);
  border-color: var(--primary-color);
  color: var(--primary-color);
}

.mobile-menu-btn:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

.mobile-menu-btn i {
  font-size: var(--font-xl);
  transition: all var(--transition-normal);
}

.mobile-menu-btn.active i {
  transform: rotate(90deg);
}

/* 滚动进度指示器 */
.scroll-indicator {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--primary-color), var(--primary-hover));
  transition: width var(--transition-fast);
  border-radius: 0 var(--radius-full) var(--radius-full) 0;
  box-shadow: 0 0 8px rgba(59, 130, 246, 0.4);
}

/* 移动端菜单覆盖层 */
.mobile-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  z-index: 999;
}

.mobile-menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* 移动端导航 */
.mobile-nav {
  position: fixed;
  top: 0;
  right: 0;
  width: min(320px, 85vw);
  height: 100vh;
  background: var(--bg-primary);
  box-shadow: var(--shadow-large);
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  overflow-y: auto;
  z-index: 1001;
}

.mobile-menu-overlay.active .mobile-nav {
  transform: translateX(0);
}

/* 移动端菜单头部 */
.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--border-light);
  position: sticky;
  top: 0;
  background: var(--bg-primary);
  z-index: 10;
}

.mobile-menu-title {
  font-size: var(--font-lg);
  font-weight: 600;
  color: var(--text-primary);
}

.mobile-menu-close {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-tertiary);
  border: none;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.mobile-menu-close:hover {
  background: var(--primary-soft);
  color: var(--primary-color);
  transform: rotate(90deg);
}

.mobile-menu-close i {
  font-size: var(--font-lg);
}

/* 移动端菜单列表 */
.mobile-menu {
  list-style: none;
  padding: var(--spacing-md);
}

.mobile-menu .header-menu-item {
  margin-bottom: var(--spacing-sm);
}

.mobile-menu .header-menu-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: var(--font-base);
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
}

.mobile-menu .header-menu-link:hover,
.mobile-menu .header-menu-link:focus-visible {
  background: var(--primary-soft);
  color: var(--primary-color);
  transform: translateX(4px);
}

.mobile-menu .header-menu-link.active {
  background: var(--primary-light);
  color: var(--primary-color);
  font-weight: 600;
}

.mobile-menu .header-menu-link i {
  font-size: var(--font-xl);
  width: 24px;
  text-align: center;
}

/* 响应式设计 */
@media (max-width: 768px) {
  :root {
    --header-height: 64px;
    --header-padding: 0 var(--spacing-xl);
  }
  
  .header-nav {
    display: none;
  }
  
  .mobile-menu-btn {
    display: flex;
  }
  
  .natural-header.scrolled {
    height: 60px;
  }
  
  .logo-image {
    max-height: 38px;
  }
  
  .header-logo {
    margin-left: var(--spacing-lg);
  }
}

@media (max-width: 480px) {
  :root {
    --header-padding: 0 var(--spacing-lg);
  }
  
  .header-actions {
    gap: var(--spacing-xs);
  }
  
  .search-btn {
    width: 32px;
    height: 32px;
  }
  
  .mobile-menu-btn {
    width: 36px;
    height: 36px;
  }
  
  .logo-image {
    max-height: 34px;
  }
  
  .header-logo {
    margin-left: var(--spacing-md);
  }
}

/* 无障碍改进 */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* 打印样式 */
@media print {
  .natural-header {
    position: static;
    box-shadow: none;
    border-bottom: 1px solid #000;
  }
  
  .header-actions,
  .mobile-menu-btn,
  .scroll-indicator {
    display: none !important;
  }
}

/* 高对比度模式 */
@media (prefers-contrast: high) {
  .natural-header {
    border-bottom: 2px solid var(--text-primary);
  }
  
  .header-menu-link {
    border: 1px solid transparent;
  }
  
  .header-menu-link:focus-visible {
    border-color: var(--primary-color);
  }
}

/* 自定义滚动条 */
.mobile-nav::-webkit-scrollbar {
  width: 8px;
}

.mobile-nav::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

.mobile-nav::-webkit-scrollbar-thumb {
  background: var(--border-medium);
  border-radius: var(--radius-full);
}

.mobile-nav::-webkit-scrollbar-thumb:hover {
  background: var(--primary-color);
}

.footer-3-wrapper {
  /* 浅色模式变量 */
  --footer-3-bg: #f8f9fa;
  --footer-3-card-bg: #ffffff;
  --footer-3-text: #2c3e50;
  --footer-3-text-light: #7f8c8d;
  --footer-3-accent: #3498db;
  --footer-3-border: #e1e8ed;
  --footer-3-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  --footer-3-icp-bg: rgba(52, 152, 219, 0.02);
  
  font-family: 'Microsoft YaHei', 'Segoe UI', Tahoma, sans-serif;
  background: var(--footer-3-bg);
  padding: 10px 20px 30px;
  margin-top: 10px;
  position: relative;
}

/* 深色模式 - 使用 data-theme 属性 */
[data-theme="dark"] .footer-3-wrapper {
  --footer-3-bg: #1a1a1a;
  --footer-3-card-bg: #2d2d2d;
  --footer-3-text: #e8e8e8;
  --footer-3-text-light: #a0a0a0;
  --footer-3-accent: #5dade2;
  --footer-3-border: #404040;
  --footer-3-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
  --footer-3-icp-bg: rgba(93, 173, 226, 0.08);
}

.footer-3-wrapper::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--footer-3-accent), #2ecc71);
  border-radius: 2px;
}

.footer-3-container {
  max-width: 1100px;
  margin: 0 auto;
}

/* 主内容区域 - 左右分栏 */
.footer-3-content {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 0;
  margin-bottom: 35px;
  background: var(--footer-3-card-bg);
  border-radius: 12px;
  box-shadow: var(--footer-3-shadow);
  overflow: hidden;
  border-left: 4px solid var(--footer-3-accent);
}

/* 左侧：网站信息卡片 */
.footer-3-info-card {
  padding: 28px 32px;
  border-right: 1px solid var(--footer-3-border);
}

.footer-3-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 15px;
  padding-bottom: 15px;
  border-bottom: 2px solid var(--footer-3-border);
}

.footer-3-brand-icon {
  width: 10px;
  height: 10px;
  background: var(--footer-3-accent);
  border-radius: 50%;
  position: relative;
  animation: pulse-3 2s infinite;
}

@keyframes pulse-3 {
  0%, 100% { box-shadow: 0 0 0 0 rgba(52, 152, 219, 0.4); }
  50% { box-shadow: 0 0 0 8px rgba(52, 152, 219, 0); }
}

.footer-3-site-name {
  font-size: 20px;
  font-weight: 700;
  color: var(--footer-3-text);
  margin: 0;
  letter-spacing: 0.3px;
}

.footer-3-site-url {
  font-size: 12px;
  color: var(--footer-3-accent);
  font-weight: 500;
  margin: 0;
}

.footer-3-description {
  font-size: 13px;
  line-height: 1.8;
  color: var(--footer-3-text-light);
  margin: 0;
}

/* 右侧：备案信息卡片 */
.footer-3-icp-card {
  padding: 28px 30px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 12px;
  background: var(--footer-3-icp-bg);
}

.footer-3-icp-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--footer-3-text);
  margin: 0 0 8px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-3-icp-title::before {
  content: '';
  width: 3px;
  height: 12px;
  background: var(--footer-3-accent);
  border-radius: 2px;
}

.footer-3-icp-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  background: var(--footer-3-card-bg);
  border-radius: 6px;
  font-size: 12px;
  color: var(--footer-3-text-light);
  transition: all 0.3s ease;
  border: 1px solid var(--footer-3-border);
}

.footer-3-icp-item:hover {
  background: var(--footer-3-card-bg);
  border-color: var(--footer-3-accent);
  color: var(--footer-3-text);
  transform: translateX(3px);
  box-shadow: 0 2px 8px rgba(93, 173, 226, 0.15);
}

.footer-3-icp-icon {
  width: 16px;
  height: 16px;
  opacity: 0.7;
  flex-shrink: 0;
}

/* 底部版权区域 */
.footer-3-bottom {
  padding-top: 30px;
  border-top: 1px solid var(--footer-3-border);
  text-align: center;
}

.footer-3-copyright {
  font-size: 13px;
  color: var(--footer-3-text-light);
  margin: 0;
  line-height: 1.8;
}

.footer-3-copyright::before {
  content: '©';
  margin-right: 4px;
  font-weight: 600;
}

.footer-back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 48px;
  height: 48px;
  background: #3498db;
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: 20px;
  transition: all 0.3s ease;
  z-index: 1000;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.footer-back-to-top:hover {
  background: #2980b9;
  transform: translateY(-4px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

.footer-back-to-top:active {
  transform: translateY(-2px);
}

/* 响应式设计 */
@media (max-width: 768px) {
  .footer-3-wrapper {
    padding: 15px 15px 25px;
    margin-top:150px;
  }
  
  .footer-3-content {
    grid-template-columns: 1fr;
  }
  
  .footer-3-info-card {
    padding: 25px 20px;
    border-right: none;
    border-bottom: 1px solid var(--footer-3-border);
  }
  
  .footer-3-icp-card {
    padding: 25px 20px;
  }
  
  .footer-3-site-name {
    font-size: 18px;
  }
  
  .footer-3-description {
    font-size: 12px;
  }
}

@media (max-width: 480px) {
  .footer-3-wrapper {
    padding: 15px 12px 20px;
  }
  
  .footer-3-wrapper::before {
    width: 50px;
    height: 3px;
  }
  
  .footer-3-content {
    border-radius: 10px;
  }
  
  .footer-3-info-card {
    padding: 20px 16px;
  }
  
  .footer-3-icp-card {
    padding: 20px 16px;
  }
  
  .footer-3-brand {
    margin-bottom: 12px;
    padding-bottom: 12px;
  }
  
  .footer-3-site-name {
    font-size: 16px;
  }
  
  .footer-3-site-url {
    font-size: 11px;
  }
  
  .footer-3-description {
    font-size: 11px;
    line-height: 1.7;
  }
  
  .footer-3-icp-item {
    font-size: 11px;
    padding: 7px 10px;
  }
  
  .footer-3-copyright {
    font-size: 11px;
  }
}

/* 顶部容器 */
.top-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 20px 0 20px;
    padding-top: 13px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* 顶部幻灯和图片模块容器 */
.top-featured-wrapper {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

/* 幻灯模块 */
.slider-module {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    position: relative;
}

.slider-container {
    position: relative;
    width: 100%;
    height: 220px;
    overflow: hidden;
}

.slider-item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
    text-decoration: none;
    display: block;
}

.slider-item.active {
    opacity: 1;
    z-index: 1;
}

.slider-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.slider-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: white;
}

.slider-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: white;
    padding: 30px 20px 20px;
}

.slider-title {
    font-size: 20px;
    font-weight: 600;
    margin: 0 0 8px 0;
    line-height: 1.4;
}

.slider-excerpt {
    font-size: 14px;
    margin: 0;
    opacity: 0.9;
    line-height: 1.5;
}

.slider-dots {
    position: absolute;
    bottom: 15px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 2;
}

.slider-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255,255,255,0.5);
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    padding: 0;
}

.slider-dot.active {
    background: white;
    width: 24px;
    border-radius: 5px;
}

/* 图片网格模块 */
.grid-module {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    padding: 10px;
}

.grid-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    height: 100%;
}

.grid-item {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    text-decoration: none;
    display: block;
    height: 95px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.grid-item:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-md);
    text-decoration: none;
}

.grid-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.grid-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #f1f5f9, #e2e8f0);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #94a3b8;
}

.grid-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: white;
    padding: 20px 12px 10px;
}

.grid-title {
    font-size: 13px;
    font-weight: 600;
    margin: 0;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-decoration: none;
}

/* 主容器样式 */
.home-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px 20px 20px;
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* 左侧主要内容区 */
.main-content {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

/* 右侧边栏 */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

/* 文章列表模块 */
.articles-section {
    background: var(--bg-primary);
}

.section-title {
    font-size: 18px;
    font-weight: bold;
    margin: 0;
    color: var(--text-primary);
    background: var(--bg-secondary);
    padding: 12px 15px;
    border-bottom: 1px solid var(--border-color);
}

.articles-grid {
    display: flex;
    flex-direction: column;
    gap: 0;
}

/* 左侧文章卡片 - 缩略图+标题列表 */
.main-article-card {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s ease;
    text-decoration: none;
}

.main-article-card:last-child {
    border-bottom: none;
}

.main-article-card:hover {
    background-color: var(--bg-hover);
    transform: translateX(3px);
    text-decoration: none;
}

.main-article-thumbnail {
    width: 120px;
    height: 90px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    object-fit: cover;
    flex-shrink: 0;
    background: var(--bg-secondary);
}

.main-article-placeholder {
    width: 120px;
    height: 90px;
    background: linear-gradient(135deg, #f1f5f9, #e2e8f0);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #94a3b8;
    font-size: 2rem;
    flex-shrink: 0;
}

.main-article-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.main-article-title {
    font-size: 16px;
    font-weight: 600;
    line-height: 1.5;
    margin: 0;
    color: var(--text-primary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-decoration: none;
}

.main-article-card:hover .main-article-title {
    color: var(--primary-color);
    text-decoration: none;
}

.main-article-excerpt {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.main-article-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 12px;
    color: var(--text-tertiary);
}

.main-article-meta > span:not(:last-child)::after {
    content: "•";
    margin-left: 12px;
    color: var(--text-tertiary);
}

.main-article-category {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 500;
}

/* 侧边栏模块通用样式 */
.home4-sidebar-module {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.home4-sidebar-title {
    font-size: 15px;
    font-weight: bold;
    margin: 0;
    color: var(--text-primary);
    background: var(--bg-secondary);
    padding: 8px 12px;
    border-bottom: 1px solid var(--border-color);
}

/* 最新文章和热门文章列表样式 */
.home4-sidebar-articles-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.home4-sidebar-article-item {
    border-bottom: 1px solid var(--border-color);
    padding: 6px;
}

.home4-sidebar-article-item:last-child {
    border-bottom: none;
}

.home4-sidebar-article-link {
    display: flex;
    gap: 10px;
    padding: 10px 12px;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

.home4-sidebar-article-link:hover {
    background: var(--bg-hover);
    text-decoration: none;
}

.home4-sidebar-article-thumb {
    width: 65px;
    height: 48px;
    object-fit: cover;
    border-radius: 6px;
    flex-shrink: 0;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.home4-sidebar-article-placeholder {
    width: 65px;
    height: 48px;
    background: linear-gradient(135deg, #f1f5f9, #e2e8f0);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
    border: 1px solid var(--border-color);
    color: #94a3b8;
}

.home4-sidebar-article-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.home4-sidebar-article-title {
    font-size: 13px;
    color: var(--text-primary);
    font-weight: 500;
    line-height: 1.4;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-decoration: none;
}

.home4-sidebar-article-link:hover .home4-sidebar-article-title {
    color: var(--primary-color);
    text-decoration: none;
}

.home4-sidebar-article-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    color: var(--text-tertiary);
}

.home4-sidebar-article-date {
    color: var(--text-tertiary);
}

.home4-sidebar-article-views {
    display: flex;
    align-items: center;
    gap: 3px;
}

.home4-sidebar-article-views::before {
    content: "👁";
    font-size: 10px;
}

/* 标签云样式 - 简洁单色版本 */
.home4-tags-cloud {
    padding: 15px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.home4-tag-item {
    display: inline-block;
    padding: 5px 12px;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 12px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    font-weight: 500;
}

.home4-tag-item:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* 响应式设计 */
@media (max-width: 968px) {
    .top-featured-wrapper {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .slider-container {
        height: 150px;
    }
    
    .top-container {
        padding: 15px 15px 0 15px;
    }
    
    .home-container {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0 15px 15px 15px;
    }
    
    .main-article-card {
        padding: 12px;
    }
    
    .main-article-thumbnail,
    .main-article-placeholder {
        width: 100px;
        height: 75px;
    }
}

@media (max-width: 640px) {
    .slider-container {
        height: 125px;
    }
    
    .slider-title {
        font-size: 16px;
    }
    
    .slider-excerpt {
        font-size: 12px;
    }
    
    .grid-item {
        height: 70px;
    }
    
    .grid-title {
        font-size: 12px;
    }
    
    .main-article-card {
        gap: 12px;
        padding: 10px;
    }
    
    .main-article-thumbnail,
    .main-article-placeholder {
        width: 90px;
        height: 68px;
    }
    
    .main-article-title {
        font-size: 15px;
    }
    
    .main-article-excerpt {
        font-size: 12px;
    }
    
    .home4-sidebar-article-thumb,
    .home4-sidebar-article-placeholder {
        width: 60px;
        height: 45px;
    }
    
    .home4-sidebar-article-title {
        font-size: 12px;
    }
    
    .section-title,
    .home4-sidebar-title {
        font-size: 14px;
        padding: 8px 12px;
    }
}

/* 文章页面主容器 */
.article-container {
    max-width: 1200px;
    margin: 0 auto;
    margin-top: 13px;
    padding: 20px;
    padding-top: 1px; /* 避免被固定header遮盖 */
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 40px;
    min-height: calc(100vh - 200px);
}

/* 文章内容区域 */
.article-main {
    background: var(--bg-primary);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.article-header {
    padding: 40px 40px 20px 40px;
    border-bottom: 1px solid var(--border-color);
}

.article-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 20px 0;
    line-height: 1.3;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    color: var(--text-secondary);
    font-size: 14px;
    flex-wrap: wrap;
}

.article-meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.article-meta-icon {
    width: 16px;
    height: 16px;
    opacity: 0.7;
}

.article-author {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.article-author:hover {
    opacity: 0.8;
}

.article-category {
    background: var(--primary-color);
    color: var(--bg-primary);
    padding: 4px 12px;
    border-radius: 20px;
    text-decoration: none;
    font-size: 12px;
    font-weight: 500;
    opacity: 0.9;
}

.article-category:hover {
    opacity: 1;
}

.article-read-count {
    display: flex;
    align-items: center;
    gap: 4px;
    color: var(--text-secondary);
}

/* 文章内容 */
.article-content {
    padding: 16px 40px 40px 40px;
    line-height: 1.8;
    color: var(--text-primary);
    font-size: 16px;
}

/* 隐藏内容区的 h1 标题，因为 header 中已有主标题 */
.article-content h1 {
    display: none;
}

.article-content h2,
.article-content h3,
.article-content h4,
.article-content h5,
.article-content h6 {
    color: var(--text-primary);
    margin: 32px 0 16px 0;
    font-weight: 600;
}

.article-content h2 {
    font-size: 24px;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 8px;
}

.article-content h3 {
    font-size: 20px;
}

.article-content p {
    margin: 16px 0;
}

.article-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 24px 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.article-content blockquote {
    border-left: 4px solid var(--primary-color);
    background: var(--bg-secondary);
    margin: 24px 0;
    padding: 16px 24px;
    border-radius: 0 8px 8px 0;
    font-style: italic;
    color: var(--text-secondary);
}

.article-content code {
    background: var(--bg-secondary);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 14px;
    color: var(--primary-color);
}

.article-content pre {
    background: #1f2937;
    color: #f9fafb;
    padding: 20px;
    border-radius: 8px;
    overflow-x: auto;
    margin: 24px 0;
}

.article-content pre code {
    background: none;
    color: inherit;
    padding: 0;
}

/* 标签区域 */
.article-tags {
    padding: 0 40px 30px 40px;
    border-bottom: 1px solid var(--border-color);
}

.article-tags-title {
    font-size: 14px;
    color: var(--text-secondary);
    margin: 0 0 12px 0;
    font-weight: 500;
}

.article-tags-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.article-tag {
    background: var(--bg-secondary);
    color: var(--text-primary);
    padding: 6px 12px;
    border-radius: 20px;
    text-decoration: none;
    font-size: 12px;
    transition: all 0.2s ease;
}

.article-tag:hover {
    background: var(--primary-color);
    color: var(--bg-primary);
    transform: translateY(-1px);
}

/* 上下篇导航 */
.article-navigation {
    padding: 30px 40px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.article-nav-item {
    text-decoration: none;
    padding: 16px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
    display: block;
}

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

.article-nav-prev {
    text-align: left;
}

.article-nav-next {
    text-align: right;
}

.article-nav-label {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 4px;
    display: block;
}

.article-nav-title {
    font-size: 14px;
    color: var(--text-primary);
    font-weight: 500;
    line-height: 1.4;
    display: block;
}

/* 侧边栏 */
.article-sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* 标签云模块 */
.sidebar-tag-cloud {
    padding: 16px 20px;
}

.sidebar-tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.sidebar-tag-item {
    display: inline-block;
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-radius: 16px;
    padding: 6px 12px;
    font-size: 13px;
    text-decoration: none;
    transition: all 0.2s ease;
    border: 1px solid var(--border-color);
}

.sidebar-tag-item:hover {
    background: var(--primary-color);
    color: var(--bg-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
    text-decoration: none;
}

.article-sidebar-widget {
    background: var(--bg-primary);
    border-radius: 8px;
    box-shadow: var(--shadow-md);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.sidebar-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
    padding: 16px 20px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    position: relative;
}

.sidebar-title::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--primary-color);
}

/* 最新文章列表 */
.article-latest-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: 0;
}

.article-latest-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    text-decoration: none;
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-color);
    transition: all 0.2s ease;
    background: var(--bg-primary);
    color: inherit;
    position: relative;
    min-height: 80px;
}

.article-latest-item:last-child {
    border-bottom: none;
}

.article-latest-item:hover {
    background: var(--bg-secondary);
    text-decoration: none;
}

.article-latest-thumbnail {
    width: 64px;
    height: 64px;
    border-radius: 6px;
    object-fit: cover;
    flex-shrink: 0;
    background: linear-gradient(135deg, #f1f5f9, #e2e8f0);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #94a3b8;
    font-size: 1.2rem;
}

.article-latest-content {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: 6px;
    min-height: 64px;
    padding: 2px 0;
}

.article-latest-title {
    font-size: 14px;
    color: var(--text-primary);
    font-weight: 500;
    line-height: 1.5;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    line-clamp: 3;
    overflow: hidden;
    flex: 1;
}

.article-latest-item:hover .article-latest-title {
    color: var(--primary-color);
}

.article-latest-meta {
    font-size: 12px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.article-latest-category {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 11px;
    font-weight: 500;
    white-space: nowrap;
}


/* 响应式设计 */
@media (max-width: 768px) {
    .article-container {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 15px;
    }
    
    .article-header {
        padding: 30px 20px 15px 20px;
    }
    
    .article-title {
        font-size: 24px;
    }
    
    .article-content {
        padding: 12px 20px 20px 20px;
        font-size: 15px;
    }
    
    .article-tags {
        padding: 0 20px 20px 20px;
    }
    
    .article-navigation {
        padding: 20px;
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .article-nav-item {
        padding: 12px;
    }
    
    .article-meta {
        gap: 12px;
    }
}

@media (max-width: 480px) {
    .article-container {
        padding: 10px;
    }
    
    .article-header {
        padding: 20px 15px 10px 15px;
    }
    
    .article-title {
        font-size: 20px;
    }
    
    .article-content {
        padding: 10px 15px 15px 15px;
        font-size: 14px;
    }
    
    .article-tags {
        padding: 0 15px 15px 15px;
    }
    
    .article-navigation {
        padding: 15px;
    }
    
    .article-sidebar-widget {
        margin-bottom: 15px;
    }
    
    .sidebar-title {
        padding: 12px 15px;
        font-size: 15px;
    }
    
    .article-latest-item {
        padding: 12px 15px;
    }
    
    .article-latest-thumbnail {
        width: 56px;
        height: 56px;
    }
    
    .article-latest-title {
        font-size: 13px;
    }
    
    .article-latest-meta {
        font-size: 11px;
    }
}


.tag-container {
  font-family: 'Microsoft YaHei', Arial, sans-serif;
  max-width: 1000px;
  margin: 0 auto;
  padding: 30px 20px;
  padding-top: 1px;
}
.tag-header {
  text-align: center;
  margin-bottom: 30px;
  margin-top: 20px;
  position: relative;
  padding-bottom: 15px;
}
.tag-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--primary-color);
  border-radius: 3px;
}
.tag-title {
  font-size: 24px;
  color: var(--text-primary);
  margin-bottom: 10px;
}
.tag-description {
  color: var(--text-secondary);
  font-size: 16px;
}
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}
.article-card {
  background: var(--bg-primary);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform 0.3s, box-shadow 0.3s;
  border: 1px solid var(--border-color);
}
.article-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}
.article-card-content {
  padding: 16px;
}
.article-card-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
  line-height: 1.4;
}
.article-card-title a {
  color: var(--text-primary);
  text-decoration: none;
  transition: color 0.2s;
}
.article-card-title a:hover {
  color: var(--primary-color);
}
.article-card-meta {
  display: flex;
  justify-content: space-between;
  color: var(--text-secondary);
  font-size: 13px;
}
.tags-section {
  margin-top: 30px;
  background: var(--bg-secondary);
  padding: 5px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
}
.tags-title {
  font-size: 18px;
  color: var(--text-primary);
  margin-bottom: 15px;
  font-weight: 600;
}
.tags-wrapper {
  min-height: 600px;
  position: relative;
}
.tags-cloud {
  line-height: 0;
}
.tag-badge {
  display: inline-block;
  padding: 6px 14px;
  background: var(--bg-primary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  font-size: 14px;
  text-decoration: none;
  transition: all 0.2s;
  margin-right: 10px;
  margin-bottom: 10px;
  line-height: normal;
}
.tag-badge:hover {
  background: var(--primary-color);
  color: var(--bg-primary);
  border-color: var(--primary-color);
}
.tag-badge.active {
  background: var(--primary-color);
  color: var(--bg-primary);
  border-color: var(--primary-color);
}
.tags-pagination {
  margin-top: 25px;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
}
.page-btn {
  background: var(--primary-color);
  color: white;
  border: none;
  border-radius: 5px;
  padding: 8px 20px;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.3s;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
.page-btn:hover:not(:disabled) {
  opacity: 0.85;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}
.page-btn:disabled {
  background: #bdc3c7;
  cursor: not-allowed;
  opacity: 0.6;
  box-shadow: none;
}
.page-info {
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
}

.about-main { font-family: 'Microsoft YaHei', Arial, sans-serif; background: var(--bg-primary); border-radius: 10px; box-shadow: var(--shadow-md); padding: 32px 36px; max-width: 1200px; margin: 0 auto; margin-top: 13px; }
.about-content { font-size: 17px; color: var(--text-primary); line-height: 1.8; }
.about-title { font-size: 20px; font-weight: 600; color: var(--text-primary); margin-bottom: 20px; }
.about-description { margin-bottom: 30px; }
.about-contact { margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--border-color); }
.about-contact h3 { font-size: 20px; margin-bottom: 15px; color: var(--text-primary); }
.about-contact p { margin: 5px 0; color: var(--text-primary); }