:root {
      --primary: rgb(3, 218, 198);
      --bg-dark: #070b19;
      --bg-card: #111827;
      --bg-light: #1f2937;
      --text-light: #f3f4f6;
      --text-gray: #9ca3af;
      --silver-white: #f8fafc;
      --deep-sea-ink: #0b0f19;
      --border-color: rgba(3, 218, 198, 0.15);
      --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    * { box-sizing: border-box; margin: 0; padding: 0; }
    body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif; background-color: var(--deep-sea-ink); color: var(--text-light); line-height: 1.6; }
    a { color: inherit; text-decoration: none; transition: var(--transition); }

    header {
      background-color: rgba(11, 15, 25, 0.9);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 1000;
    }
    .nav-container { max-width: 1200px; margin: 0 auto; padding: 0 20px; height: 70px; display: flex; align-items: center; justify-content: space-between; }
    .logo { display: inline-flex; align-items: center; gap: 12px; }
    .logo img { display: block; height: 40px; width: auto; max-width: 160px; object-fit: contain; }
    .logo span { display: inline-block; font-size: 20px; font-weight: 800; color: var(--primary); }
    .nav-menu { display: flex; align-items: center; gap: 30px; }
    .nav-menu a { font-size: 15px; font-weight: 500; color: var(--text-gray); padding: 8px 12px; border-radius: 6px; }
    .nav-menu a:hover { color: var(--primary); background-color: rgba(3, 218, 198, 0.1); }
    .nav-toggle { display: none; background: none; border: none; cursor: pointer; }
    .nav-toggle span { display: block; width: 24px; height: 2px; background-color: var(--text-light); margin: 5px 0; }

    
    .drawer-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0, 0, 0, 0.7); z-index: 1001; opacity: 0; visibility: hidden; transition: var(--transition); }
    .drawer-overlay.active { opacity: 1; visibility: visible; }
    .drawer-menu { position: fixed; top: 0; left: -280px; width: 280px; height: 100%; background-color: var(--bg-card); border-right: 1px solid var(--border-color); z-index: 1002; padding: 30px 20px; display: flex; flex-direction: column; gap: 20px; transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1); }
    .drawer-menu.active { transform: translateX(280px); }
    .drawer-header { display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid rgba(255, 255, 255, 0.1); padding-bottom: 20px; }
    .drawer-close { background: none; border: none; font-size: 24px; color: var(--text-gray); cursor: pointer; }
    .drawer-nav { display: flex; flex-direction: column; gap: 15px; }
    .drawer-nav a { font-size: 16px; padding: 10px 15px; border-radius: 6px; color: var(--text-light); }
    .drawer-nav a:hover { background-color: rgba(3, 218, 198, 0.1); color: var(--primary); }

    
    .breadcrumbs-bar { background-color: var(--bg-dark); padding: 15px 20px; border-bottom: 1px solid rgba(255,255,255,0.05); }
    .breadcrumbs { max-width: 1200px; margin: 0 auto; font-size: 14px; color: var(--text-gray); }
    .breadcrumbs a:hover { color: var(--primary); }

    
    .article-section { padding: 60px 20px; }
    .article-grid { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr; gap: 40px; }

    .article-body { background-color: var(--bg-card); border: 1px solid rgba(255,255,255,0.05); border-radius: 12px; padding: 40px; }
    .article-header { border-bottom: 1px solid rgba(255,255,255,0.1); padding-bottom: 20px; margin-bottom: 30px; }
    .article-title { font-size: 30px; color: var(--silver-white); line-height: 1.3; margin-bottom: 15px; }
    .article-details { display: flex; flex-wrap: wrap; gap: 20px; font-size: 13px; color: var(--text-gray); }
    .article-details span { display: inline-flex; align-items: center; gap: 5px; }

    .article-content { font-size: 16px; color: var(--text-light); line-height: 1.8; }
    .article-content p { margin-bottom: 20px; }
    .article-content img { max-width: 100%; height: auto; border-radius: 8px; margin: 20px 0; border: 1px solid rgba(255,255,255,0.05); }

    .tag-links-area { display: flex; flex-wrap: wrap; gap: 10px; margin: 30px 0; padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.05); }
    .tag-btn { font-size: 13px; padding: 6px 12px; background-color: var(--bg-light); border-radius: 4px; color: var(--primary); }

    
    .prev-next-links { display: flex; justify-content: space-between; gap: 20px; border-top: 1px solid rgba(255,255,255,0.05); padding-top: 20px; margin-top: 30px; font-size: 14px; }
    .prev-link, .next-link { display: flex; flex-direction: column; gap: 5px; max-width: 48%; }
    .prev-link span, .next-link span { font-size: 12px; color: var(--text-gray); }

    
    .sidebar { display: flex; flex-direction: column; gap: 30px; }
    .widget { background-color: var(--bg-card); border: 1px solid rgba(255,255,255,0.05); border-radius: 12px; padding: 24px; }
    .widget-title { font-size: 18px; color: var(--silver-white); margin-bottom: 20px; padding-bottom: 10px; border-bottom: 1px solid rgba(255,255,255,0.1); }
    .tag-cloud { display: flex; flex-wrap: wrap; gap: 10px; }
    .tag-link { font-size: 13px; padding: 6px 12px; background-color: var(--bg-light); border-radius: 4px; color: var(--text-gray); }
    .tag-link:hover { background-color: var(--primary); color: #000; }

    
    footer { background-color: var(--deep-sea-ink); border-top: 1px solid var(--border-color); padding: 60px 20px 20px 20px; }
    .footer-container { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 40px; margin-bottom: 40px; }
    .footer-brand h4 { font-size: 18px; color: var(--silver-white); margin-bottom: 15px; }
    .footer-brand p { font-size: 14px; color: var(--text-gray); }
    .footer-links h4 { font-size: 16px; color: var(--silver-white); margin-bottom: 15px; }
    .footer-links ul { list-style: none; }
    .footer-links li { margin-bottom: 10px; }
    .footer-links a { font-size: 14px; color: var(--text-gray); }
    .footer-links a:hover { color: var(--primary); }
    .footer-bottom { border-top: 1px solid rgba(255,255,255,0.05); padding-top: 20px; text-align: center; font-size: 13px; color: var(--text-gray); }

    @media (max-width: 992px) {
      .article-grid { grid-template-columns: 1fr; }
    }
    @media (max-width: 768px) {
      .nav-menu { display: none; }
      .nav-toggle { display: block; }
      .article-body { padding: 20px; }
    }