:root {
      --primary: #1D7BFF;
      --primary-hover: #0052D4;
      --deep-bg: #0B0E11;
      --base-bg: rgb(243,244,246);
      --card-bg: #ffffff;
      --text-dark: #1E2329;
      --text-gray: #474D57;
      --text-light: #707A8A;
      --silver: #EAECEF;
    }
    * { box-sizing: border-box; margin: 0; padding: 0; }
    body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; background-color: var(--base-bg); color: var(--text-dark); line-height: 1.6; }
    a { text-decoration: none; color: inherit; transition: 0.3s; }
    
    
    .header { background: var(--deep-bg); color: #ffffff; position: sticky; top: 0; z-index: 1000; border-bottom: 1px solid rgba(255,255,255,0.1); }
    .header-container { display: flex; align-items: center; justify-content: space-between; max-width: 1200px; margin: 0 auto; padding: 15px 20px; }
    .logo { display: inline-flex; align-items: center; gap: 12px; }
    .logo img { display: block; height: 36px; width: auto; max-width: 160px; object-fit: contain; }
    .logo span { font-size: 18px; font-weight: 800; color: #ffffff; }
    .nav-desktop { display: flex; align-items: center; gap: 24px; }
    .nav-desktop a { color: #eaecef; font-size: 15px; font-weight: 500; }
    .nav-desktop a:hover { color: var(--primary); }
    .menu-toggle { display: none; background: none; border: none; cursor: pointer; flex-direction: column; gap: 6px; }
    .menu-toggle span { display: block; width: 25px; height: 2px; background: #ffffff; }
    
    
    .drawer-overlay { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.6); z-index: 2000; }
    .drawer { position: fixed; top: 0; left: -280px; width: 280px; height: 100%; background: var(--deep-bg); z-index: 2001; transition: 0.3s ease; padding: 20px; }
    .drawer.active { left: 0; }
    .drawer-overlay.active { display: block; }
    .drawer-header { display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid rgba(255,255,255,0.1); padding-bottom: 15px; margin-bottom: 20px; }
    .drawer-close { background: none; border: none; color: #ffffff; font-size: 28px; cursor: pointer; }
    .drawer-nav a { display: block; color: #eaecef; font-size: 16px; padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,0.05); }

    
    .container { max-width: 1200px; margin: 40px auto; padding: 0 20px; display: grid; grid-template-columns: 2.5fr 1fr; gap: 40px; }
    
    
    .breadcrumb { grid-column: 1 / -1; font-size: 14px; color: var(--text-gray); margin-bottom: 10px; }
    .breadcrumb a { color: var(--primary); }
    .breadcrumb span { margin: 0 8px; }

    
    .list-wrapper { display: flex; flex-direction: column; gap: 30px; }
    .list-header { border-left: 4px solid var(--primary); padding-left: 15px; margin-bottom: 20px; }
    .list-header h1 { font-size: 28px; font-weight: 800; }
    
    .article-card { display: flex; background: #ffffff; border-radius: 12px; overflow: hidden; border: 1px solid var(--silver); transition: 0.3s; }
    .article-card:hover { transform: translateY(-3px); box-shadow: 0 10px 20px rgba(0,0,0,0.05); }
    .article-img { width: 240px; height: 180px; object-fit: cover; flex-shrink: 0; }
    .article-content { padding: 25px; display: flex; flex-direction: column; flex-grow: 1; }
    .article-meta { display: flex; justify-content: space-between; font-size: 13px; color: var(--text-light); margin-bottom: 12px; }
    .article-title { font-size: 18px; font-weight: 700; color: var(--text-dark); margin-bottom: 12px; }
    .article-summary { font-size: 14px; color: var(--text-gray); margin-bottom: 20px; flex-grow: 1; }
    .article-tags { display: flex; flex-wrap: wrap; gap: 8px; }
    .article-tag { font-size: 12px; background: rgba(29,123,255,0.08); color: var(--primary); padding: 2px 10px; border-radius: 4px; }

    
    .pagination { display: flex; justify-content: center; align-items: center; gap: 8px; margin-top: 40px; }
    .pagination a, .pagination span { padding: 10px 18px; border-radius: 6px; border: 1px solid var(--silver); background: #ffffff; font-size: 14px; font-weight: 600; color: var(--text-gray); }
    .pagination .is-current { background: var(--primary); color: #ffffff; border-color: var(--primary); }
    .pagination a:hover:not(.is-current) { background: rgba(29,123,255,0.05); border-color: var(--primary); }

    
    .sidebar { display: flex; flex-direction: column; gap: 40px; }
    .widget { background: #ffffff; padding: 30px; border-radius: 12px; border: 1px solid var(--silver); }
    .widget-title { font-size: 18px; font-weight: 700; margin-bottom: 20px; padding-bottom: 10px; border-bottom: 2px solid var(--primary); color: var(--text-dark); }
    .hot-list { display: flex; flex-direction: column; gap: 15px; }
    .hot-item { display: flex; gap: 12px; align-items: center; }
    .hot-num { font-size: 16px; font-weight: 800; color: var(--text-light); width: 24px; text-align: center; }
    .hot-item:nth-child(1) .hot-num { color: #FF4500; }
    .hot-item:nth-child(2) .hot-num { color: #FF8C00; }
    .hot-item:nth-child(3) .hot-num { color: #FFD700; }
    .hot-title { font-size: 14px; font-weight: 600; line-height: 1.4; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
    
    .tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
    .tag-item { font-size: 12px; background: var(--base-bg); padding: 6px 12px; border-radius: 6px; border: 1px solid var(--silver); }
    .tag-item:hover { background: var(--primary); color: #ffffff; border-color: var(--primary); }

    
    .footer { background: var(--deep-bg); color: #ffffff; padding: 80px 20px 40px 20px; border-top: 1px solid rgba(255,255,255,0.1); margin-top: 80px; }
    .footer-container { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 1.5fr repeat(3, 1fr); gap: 40px; margin-bottom: 60px; }
    .footer-brand { display: flex; flex-direction: column; gap: 20px; }
    .footer-brand p { color: #8491A5; font-size: 14px; line-height: 1.6; }
    .footer-col h4 { font-size: 16px; font-weight: 700; margin-bottom: 20px; color: #ffffff; }
    .footer-col ul { display: flex; flex-direction: column; gap: 12px; }
    .footer-col a { color: #8491A5; font-size: 14px; }
    .footer-col a:hover { color: var(--primary); padding-left: 5px; }
    .footer-bottom { max-width: 1200px; margin: 0 auto; padding-top: 30px; border-top: 1px solid rgba(255,255,255,0.05); display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px; color: #8491A5; font-size: 13px; }

    @media (max-width: 992px) {
      .container { grid-template-columns: 1fr; }
      .article-img { width: 180px; }
    }
    @media (max-width: 768px) {
      .nav-desktop { display: none; }
      .menu-toggle { display: flex; }
      .article-card { flex-direction: column; }
      .article-img { width: 100%; height: 200px; }
      .footer-container { grid-template-columns: 1fr; }
    }