:root {
      --primary-color: rgb(48,209,88);
      --accent-blue: #1D7BFF;
      --bg-dark-900: #070A0E;
      --bg-dark-800: #0B0E11;
      --bg-dark-700: #181A20;
      --text-primary: #EAECEF;
      --text-secondary: #848E9C;
      --border-color: #2B3139;
      --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    }

    * { box-sizing: border-box; margin: 0; padding: 0; }
    body { background-color: var(--bg-dark-900); color: var(--text-primary); font-family: var(--font-sans); line-height: 1.6; }
    a { color: inherit; text-decoration: none; transition: all 0.3s ease; }

    
    .main-header { position: fixed; top: 0; left: 0; right: 0; height: 70px; background-color: rgba(7, 10, 14, 0.85); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border-color); z-index: 1000; display: flex; align-items: center; justify-content: space-between; padding: 0 40px; }
    .logo { display: inline-flex; align-items: center; gap: 12px; }
    .logo img { display: block; height: 32px; width: auto; max-width: 150px; object-fit: contain; }
    .logo span { display: inline-block; font-size: 18px; font-weight: 800; color: var(--text-primary); white-space: nowrap; }
    .desktop-nav { display: flex; align-items: center; gap: 32px; }
    .desktop-nav a { font-size: 14px; font-weight: 500; color: var(--text-secondary); }
    .desktop-nav a:hover { color: var(--primary-color); }
    .header-actions { display: flex; align-items: center; gap: 16px; }
    .btn { display: inline-flex; align-items: center; justify-content: center; padding: 10px 20px; border-radius: 8px; font-size: 14px; font-weight: 600; cursor: pointer; transition: all 0.3s ease; white-space: nowrap; }
    .btn-outline { border: 1px solid var(--border-color); color: var(--text-primary); background: transparent; }
    .btn-outline:hover { border-color: var(--primary-color); color: var(--primary-color); }
    .btn-primary { background-color: var(--primary-color); color: #000; border: none; }
    .btn-primary:hover { background-color: #2bc051; }
    .menu-toggle { display: none; background: none; border: none; color: var(--text-primary); font-size: 24px; cursor: pointer; }

    
    .mobile-drawer { position: fixed; top: 0; left: -280px; width: 280px; height: 100vh; background-color: var(--bg-dark-800); border-right: 1px solid var(--border-color); z-index: 1100; padding: 30px 24px; display: flex; flex-direction: column; gap: 40px; transition: transform 0.3s ease-in-out; }
    .mobile-drawer.active { transform: translateX(280px); }
    .drawer-header { display: flex; align-items: center; justify-content: space-between; }
    .drawer-close { background: none; border: none; color: var(--text-secondary); font-size: 24px; cursor: pointer; }
    .mobile-nav { display: flex; flex-direction: column; gap: 24px; }
    .mobile-nav a { font-size: 16px; font-weight: 500; color: var(--text-secondary); }
    .mobile-nav a:hover { color: var(--primary-color); }
    .drawer-overlay { position: fixed; top: 0; left: 0; width: 100vw; height: 100vh; background-color: rgba(0, 0, 0, 0.5); z-index: 1090; display: none; }
    .drawer-overlay.active { display: block; }

    
    .breadcrumbs { padding: 110px 20px 20px 20px; max-width: 1000px; margin: 0 auto; font-size: 13px; color: var(--text-secondary); }
    .breadcrumbs a:hover { color: var(--primary-color); }

    
    .tag-index-container { max-width: 1000px; margin: 0 auto; padding: 0 20px 100px 20px; }
    .tag-index-header { text-align: center; margin-bottom: 60px; }
    .tag-index-header h1 { font-size: 36px; font-weight: 800; color: #FFF; margin-bottom: 16px; }
    .tag-index-header p { font-size: 16px; color: var(--text-secondary); max-width: 600px; margin: 0 auto; }

    .tag-cloud-wrapper { background-color: var(--bg-dark-800); border: 1px solid var(--border-color); border-radius: 16px; padding: 50px 40px; display: flex; flex-wrap: wrap; justify-content: center; gap: 16px; }
    .tag-cloud-item { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,0.03); border: 1px solid var(--border-color); padding: 10px 20px; border-radius: 50px; font-size: 15px; color: var(--text-primary); transition: all 0.3s; }
    .tag-cloud-item:hover { border-color: var(--primary-color); background-color: rgba(48,209,88,0.05); color: var(--primary-color); transform: scale(1.05); }
    .tag-count { font-size: 12px; color: var(--text-secondary); background-color: var(--bg-dark-900); padding: 2px 6px; border-radius: 10px; }

    
    .main-footer { background-color: var(--bg-dark-900); border-top: 1px solid var(--border-color); padding: 80px 40px 40px 40px; }
    .footer-grid { max-width: 1200px; margin: 0 auto 60px auto; display: grid; grid-template-columns: 2fr repeat(3, 1fr); gap: 40px; }
    .footer-brand h3 { font-size: 20px; font-weight: 700; margin-bottom: 16px; }
    .footer-brand p { font-size: 14px; color: var(--text-secondary); max-width: 280px; margin-bottom: 24px; }
    .footer-links h4 { font-size: 16px; font-weight: 600; color: #FFF; margin-bottom: 20px; }
    .footer-links ul { list-style: none; }
    .footer-links li { margin-bottom: 12px; }
    .footer-links a { font-size: 14px; color: var(--text-secondary); }
    .footer-links a:hover { color: var(--primary-color); }
    .footer-bottom { max-width: 1200px; margin: 0 auto; border-top: 1px solid var(--border-color); padding-top: 40px; display: flex; justify-content: space-between; align-items: center; font-size: 12px; color: var(--text-secondary); }

    
    @media (max-width: 992px) {
      .main-header { padding: 0 24px; }
      .desktop-nav, .header-actions .btn-outline { display: none; }
      .menu-toggle { display: block; }
      .footer-grid { grid-template-columns: 1fr 1fr; }
    }
    @media (max-width: 768px) {
      .footer-grid { grid-template-columns: 1fr; }
      .footer-bottom { flex-direction: column; gap: 20px; text-align: center; }
    }