:root {
      --primary: #1D7BFF;
      --accent: rgb(80,250,123);
      --bg-dark: #070c19;
      --bg-card: #111827;
      --text-main: #f3f4f6;
      --text-muted: #9ca3af;
      --border-color: rgba(255, 255, 255, 0.08);
      --text-light-silver: #e2e8f0;
    }
    * { box-sizing: border-box; margin: 0; padding: 0; }
    body {
      background-color: var(--bg-dark);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, sans-serif;
      line-height: 1.7;
    }
    a { color: inherit; text-decoration: none; transition: color 0.3s; }

    
    header {
      background: rgba(7, 12, 25, 0.9);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 1000;
      height: 70px;
    }
    .nav-container {
      max-width: 1200px;
      margin: 0 auto;
      height: 100%;
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 0 20px;
    }
    .logo { display: inline-flex; align-items: center; gap: 12px; }
    .logo img { display: block; height: 38px; }
    .logo span { font-size: 18px; font-weight: 800; color: var(--text-light-silver); }
    .nav-menu { display: flex; align-items: center; gap: 24px; }
    .nav-menu a { color: var(--text-muted); font-size: 15px; }
    .nav-menu a:hover { color: var(--accent); }
    .menu-toggle-btn { display: none; background: none; border: none; color: var(--text-main); font-size: 24px; }

    
    .drawer-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.7); opacity: 0; visibility: hidden; transition: 0.3s; z-index: 1001; }
    .drawer-overlay.active { opacity: 1; visibility: visible; }
    .mobile-drawer { position: fixed; top: 0; left: -300px; width: 300px; height: 100%; background: var(--bg-card); transition: 0.3s; z-index: 1002; padding: 24px; }
    .mobile-drawer.active { left: 0; }
    .drawer-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 40px; }
    .drawer-close { background: none; border: none; color: var(--text-muted); font-size: 24px; }
    .drawer-menu { display: flex; flex-direction: column; gap: 20px; }

    
    .breadcrumbs-wrap {
      background: rgba(255, 255, 255, 0.02);
      border-bottom: 1px solid var(--border-color);
      padding: 16px 20px;
    }
    .breadcrumbs { max-width: 1200px; margin: 0 auto; font-size: 14px; color: var(--text-muted); }
    .breadcrumbs a:hover { color: var(--accent); }

    
    .art-container {
      max-width: 1200px;
      margin: 40px auto 80px;
      padding: 0 20px;
      display: grid;
      grid-template-columns: 2.5fr 1fr;
      gap: 40px;
    }
    .art-main {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 40px;
    }
    .art-header { margin-bottom: 30px; border-bottom: 1px solid var(--border-color); padding-bottom: 24px; }
    .art-title { font-size: 32px; font-weight: 800; color: var(--text-light-silver); line-height: 1.3; margin-bottom: 20px; }
    .art-meta { display: flex; flex-wrap: wrap; gap: 16px; font-size: 13px; color: var(--text-muted); }
    .art-meta span strong { color: var(--text-light-silver); }

    .art-content {
      color: var(--text-light-silver);
      font-size: 16px;
      line-height: 1.8;
    }
    .art-content p { margin-bottom: 24px; }
    .art-content h2, .art-content h3 { color: #fff; margin-top: 40px; margin-bottom: 20px; }
    .art-content img { border-radius: 8px; margin: 20px 0; }

    
    .prev-next-links {
      display: flex;
      justify-content: space-between;
      gap: 20px;
      margin-top: 50px;
      padding-top: 30px;
      border-top: 1px solid var(--border-color);
    }
    .pn-item {
      flex: 1;
      background: rgba(255,255,255,0.02);
      padding: 16px;
      border-radius: 8px;
      border: 1px solid var(--border-color);
    }
    .pn-item:hover { border-color: var(--primary); }
    .pn-label { font-size: 12px; color: var(--text-muted); margin-bottom: 6px; }
    .pn-title { font-size: 14px; font-weight: 600; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }

    
    .sidebar-widget {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 24px;
      margin-bottom: 30px;
    }
    .widget-title { font-size: 18px; font-weight: 700; color: var(--text-light-silver); margin-bottom: 20px; border-left: 4px solid var(--primary); padding-left: 12px; }
    
    .rel-articles { display: flex; flex-direction: column; gap: 16px; }
    .rel-item { border-bottom: 1px solid rgba(255,255,255,0.05); padding-bottom: 12px; }
    .rel-item:last-child { border-bottom: none; }
    .rel-item h4 { font-size: 14px; color: var(--text-light-silver); line-height: 1.4; margin-bottom: 6px; }
    .rel-item h4:hover { color: var(--accent); }
    .rel-item span { font-size: 12px; color: var(--text-muted); }

    
    footer {
      background: #050811;
      border-top: 1px solid var(--border-color);
      padding: 80px 20px 40px;
      color: var(--text-muted);
    }
    .footer-container {
      max-width: 1200px;
      margin: 0 auto;
      display: grid;
      grid-template-columns: 2fr repeat(3, 1fr);
      gap: 40px;
      margin-bottom: 60px;
    }
    .footer-brand p { margin-top: 15px; font-size: 14px; }
    .footer-group h4 { color: var(--text-light-silver); font-size: 16px; margin-bottom: 20px; }
    .footer-group ul { list-style: none; }
    .footer-group ul li { margin-bottom: 10px; }
    .footer-group ul li a { font-size: 14px; }
    .footer-group ul li a:hover { color: var(--accent); }
    .footer-bottom {
      max-width: 1200px;
      margin: 0 auto;
      padding-top: 30px;
      border-top: 1px solid var(--border-color);
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 13px;
    }

    @media (max-width: 1024px) {
      .art-container { grid-template-columns: 1fr; }
    }
    @media (max-width: 768px) {
      .nav-menu { display: none; }
      .menu-toggle-btn { display: block; }
      .prev-next-links { flex-direction: column; }
      .footer-container { grid-template-columns: 1fr; gap: 30px; }
    }