/* 复古报纸风格 */
:root {
    --paper-bg: #f9f5e9;
    --paper-text: #333333;
    --paper-border: #d9d2c5;
    --paper-accent: #8b0000;
    --paper-highlight: #fffaf0;
  }
  
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Times New Roman', Times, serif;
  }
  
  body {
    background-color: var(--paper-bg);
    color: var(--paper-text);
    line-height: 1.5;
    background-image: url('data:image/svg+xml;utf8,<svg width="100" height="100" viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg"><path d="M0 0h100v100H0z" fill="none"/><path d="M20 20h60v60H20z" stroke="%23d9d2c5" stroke-width="1" fill="none"/></svg>');
    background-size: 100px 100px;
  }
  
  /* 报纸头部 */
  .newspaper-header {
    background-color: var(--paper-bg);
    border-bottom: 3px double var(--paper-border);
    padding: 1.5rem 0;
  }
  
  .header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  .paper-title {
    font-size: 3.5rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--paper-accent);
    text-align: center;
    margin-bottom: 0.5rem;
    font-family: 'Old English Text MT', 'Times New Roman', serif;
  }
  
  .paper-date {
    font-size: 0.9rem;
    color: var(--paper-text);
    text-align: center;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--paper-border);
    padding-bottom: 0.5rem;
    width: 100%;
  }
  
  /* 报纸导航 */
  .newspaper-nav {
    width: 100%;
    border-top: 1px solid var(--paper-border);
    border-bottom: 1px solid var(--paper-border);
    padding: 0.5rem 0;
  }
  
  .newspaper-nav ul {
    display: flex;
    justify-content: center;
    list-style: none;
    flex-wrap: wrap;
    gap: 1.5rem;
  }
  
  .newspaper-nav a {
    color: var(--paper-text);
    text-decoration: none;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
    transition: all 0.3s ease;
  }
  
  .newspaper-nav a:hover {
    color: var(--paper-accent);
    text-decoration: underline;
  }
  
  /* 报纸内容区 */
  .main-content {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
  }
  
  /* 报纸文章网格 */
  .article-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
  }
  
  .article-card {
    background-color: var(--paper-highlight);
    padding: 1.5rem;
    border: 1px solid var(--paper-border);
    box-shadow: 3px 3px 0 rgba(0,0,0,0.1);
    position: relative;
  }
  
  .article-card:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent 90%, rgba(0,0,0,0.05) 100%);
  }
  
  .article-image {
    margin-bottom: 1rem;
    overflow: hidden;
  }
  
  .article-image img {
    width: 100%;
    height: auto;
    display: block;
    filter: sepia(30%) contrast(110%);
  }
  
  .article-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
    line-height: 1.3;
    font-family: 'Times New Roman', Times, serif;
  }
  
  .article-title a {
    color: var(--paper-text);
    text-decoration: none;
  }
  
  .article-title a:hover {
    text-decoration: underline;
    color: var(--paper-accent);
  }
  
  .article-excerpt {
    margin-bottom: 1rem;
    font-size: 0.95rem;
    line-height: 1.6;
  }
  
  .article-meta {
    color: #666;
    font-size: 0.8rem;
    border-top: 1px dotted var(--paper-border);
    padding-top: 0.8rem;
    display: flex;
    justify-content: space-between;
  }
  
  /* 报纸侧边栏 */
  .sidebar {
    border-left: 1px solid var(--paper-border);
    padding-left: 1.5rem;
  }
  
  .sidebar-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--paper-accent);
    text-transform: uppercase;
    letter-spacing: 1px;
  }
  
  .sidebar-list {
    list-style: none;
    margin-bottom: 2rem;
  }
  
  .sidebar-list li {
    margin-bottom: 0.8rem;
    padding-bottom: 0.8rem;
    border-bottom: 1px dotted var(--paper-border);
  }
  
  .sidebar-list a {
    color: var(--paper-text);
    text-decoration: none;
    transition: all 0.3s ease;
  }
  
  .sidebar-list a:hover {
    color: var(--paper-accent);
    text-decoration: underline;
  }
  
  /* 报纸分类标题 */
  .section-headline {
    font-size: 1.8rem;
    font-weight: 700;
    margin: 2rem 0 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--paper-accent);
    text-transform: uppercase;
    letter-spacing: 1px;
  }
  
  /* 报纸分页 */
  .pagination {
    display: flex;
    justify-content: center;
    margin: 3rem 0;
    gap: 1rem;
  }
  
  .pagination a {
    color: var(--paper-text);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border: 1px solid var(--paper-border);
    transition: all 0.3s ease;
  }
  
  .pagination a:hover {
    background-color: var(--paper-accent);
    color: white;
    border-color: var(--paper-accent);
  }
  
  /* 报纸文章详情 */
  .article-detail {
    background-color: var(--paper-highlight);
    padding: 2rem;
    border: 1px solid var(--paper-border);
    box-shadow: 3px 3px 0 rgba(0,0,0,0.1);
    position: relative;
  }
  
  .article-header {
    margin-bottom: 2rem;
    text-align: center;
  }
  
  .article-headline {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    font-family: 'Times New Roman', Times, serif;
  }
  
  .article-subtitle {
    font-size: 1.2rem;
    font-style: italic;
    margin-bottom: 1.5rem;
    color: #666;
  }
  
  .article-meta {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--paper-border);
    display: flex;
    justify-content: center;
    gap: 2rem;
  }
  
  .article-image {
    margin: 2rem 0;
  }
  
  .article-image img {
    width: 100%;
    height: auto;
    display: block;
    filter: sepia(30%) contrast(110%);
  }
  
  .article-body {
    line-height: 1.8;
    font-size: 1.1rem;
    column-count: 2;
    column-gap: 2rem;
  }
  
  .article-body p {
    margin-bottom: 1rem;
    text-align: justify;
    hyphens: auto;
  }
  
  .article-body img {
    max-width: 100%;
    height: auto;
    margin: 1rem auto;
    display: block;
    filter: sepia(30%) contrast(110%);
  }
  
  .article-navigation {
    display: flex;
    justify-content: space-between;
    margin-top: 3rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--paper-border);
  }
  
  .article-navigation a {
    color: var(--paper-accent);
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s ease;
  }
  
  .article-navigation a:hover {
    text-decoration: underline;
  }
  
  /* 报纸友情链接 */
  .friend-links {
    margin: 3rem 0;
    padding: 1.5rem;
    background-color: var(--paper-highlight);
    border: 1px solid var(--paper-border);
  }
  
  .links-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--paper-accent);
    text-transform: uppercase;
    letter-spacing: 1px;
  }
  
  .links-list {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
  }
  
  .links-list a {
    color: var(--paper-text);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s ease;
  }
  
  .links-list a:hover {
    color: var(--paper-accent);
    text-decoration: underline;
  }
  
  /* 报纸页脚 */
  .newspaper-footer {
    padding: 2rem 0;
    text-align: center;
    border-top: 3px double var(--paper-border);
    margin-top: 2rem;
  }
  
  .copyright {
    font-size: 0.9rem;
    color: #666;
  }
  
  /* 响应式设计 */
  @media (max-width: 768px) {
    .main-content {
      grid-template-columns: 1fr;
      padding: 0 1.5rem;
    }
    
    .sidebar {
      border-left: none;
      padding-left: 0;
      border-top: 1px solid var(--paper-border);
      padding-top: 1.5rem;
      margin-top: 2rem;
    }
    
    .article-body {
      column-count: 1;
    }
    
    .article-grid {
      grid-template-columns: 1fr;
    }
    
    .paper-title {
      font-size: 2.5rem;
    }
    
    .newspaper-nav ul {
      gap: 1rem;
    }
  }