:root {
      --primary: #7C3AED;
      --theme-color: rgb(147,51,234);
      --accent: #06B6D4;
      --bg-dark: #0B1026;
      --bg-card: #17113A;
      --bg-light: #1E1B4B;
      --text-light: #F8FAFC;
      --text-muted: #C4B5FD;
      --glass-border: rgba(196, 181, 253, 0.15);
      --font-sans: 'Inter', sans-serif;
    }
    * { box-sizing: border-box; margin: 0; padding: 0; }
    body {
      font-family: var(--font-sans);
      background-color: var(--bg-dark);
      color: var(--text-light);
      line-height: 1.6;
    }
    a { color: inherit; text-decoration: none; transition: 0.3s; }
    
    
    .header {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      z-index: 100;
      background: rgba(11, 16, 38, 0.85);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--glass-border);
    }
    .header-container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 16px 24px;
      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 { font-size: 20px; font-weight: 800; color: var(--text-light); }
    .desktop-nav { display: flex; gap: 32px; }
    .desktop-nav a { font-size: 15px; font-weight: 500; color: var(--text-muted); }
    .desktop-nav a:hover { color: var(--accent); }
    .header-right { display: flex; align-items: center; gap: 16px; }
    .nav-cta {
      background: linear-gradient(135deg, var(--primary), var(--theme-color));
      color: #fff;
      padding: 10px 20px;
      border-radius: 50px;
      font-size: 14px;
      font-weight: 600;
    }
    .menu-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; }
    .menu-toggle span { display: block; width: 24px; height: 2px; background-color: var(--text-light); }

    
    .drawer-menu { position: fixed; top: 0; left: 0; width: 100%; height: 100%; z-index: 200; visibility: hidden; transition: visibility 0.3s; }
    .drawer-menu.active { visibility: visible; }
    .drawer-backdrop { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: rgba(11, 16, 38, 0.8); backdrop-filter: blur(4px); opacity: 0; transition: opacity 0.3s; }
    .drawer-menu.active .drawer-backdrop { opacity: 1; }
    .drawer-content { position: absolute; top: 0; left: -280px; width: 280px; height: 100%; background: var(--bg-card); border-right: 1px solid var(--glass-border); padding: 24px; display: flex; flex-direction: column; transition: left 0.3s; }
    .drawer-menu.active .drawer-content { left: 0; }
    .drawer-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 32px; }
    .drawer-close { background: none; border: none; color: var(--text-light); font-size: 28px; cursor: pointer; }
    .drawer-nav { display: flex; flex-direction: column; gap: 20px; }
    .drawer-nav a { font-size: 16px; color: var(--text-muted); padding: 8px 0; }
    .drawer-footer { margin-top: auto; font-size: 12px; color: var(--text-muted); text-align: center; border-top: 1px solid rgba(255,255,255,0.05); padding-top: 20px; }

    
    .tag-index-container {
      margin-top: 73px;
      padding: 100px 24px 80px;
      max-width: 1000px;
      margin-left: auto;
      margin-right: auto;
    }

    .tag-index-header {
      text-align: center;
      margin-bottom: 50px;
    }

    .tag-index-header h1 {
      font-size: clamp(28px, 4vw, 40px);
      font-weight: 800;
      margin-bottom: 16px;
    }

    .tag-index-header p {
      color: var(--text-muted);
      font-size: 16px;
    }

    .tags-grid-hub {
      background: var(--bg-card);
      border: 1px solid var(--glass-border);
      border-radius: 24px;
      padding: 48px;
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      justify-content: center;
    }

    .hub-tag-chip {
      background: rgba(6, 182, 212, 0.1);
      border: 1px solid rgba(6, 182, 212, 0.2);
      color: var(--text-light);
      padding: 12px 24px;
      border-radius: 50px;
      font-weight: 500;
      font-size: 15px;
      display: inline-flex;
      align-items: center;
      gap: 10px;
    }

    .hub-tag-chip:hover {
      background: var(--primary);
      border-color: var(--primary);
      transform: translateY(-2px);
    }

    .hub-tag-count {
      font-size: 12px;
      color: var(--accent);
      background: rgba(255, 255, 255, 0.1);
      padding: 2px 8px;
      border-radius: 10px;
    }

    .hub-tag-chip:hover .hub-tag-count {
      color: #fff;
    }

    
    .footer {
      background: #060918;
      border-top: 1px solid var(--glass-border);
      padding: 80px 24px 30px;
    }
    .footer-container {
      max-width: 1200px;
      margin: 0 auto;
      display: grid;
      grid-template-columns: 1.2fr repeat(3, 1fr);
      gap: 48px;
    }
    .footer-desc { margin-top: 16px; color: var(--text-muted); font-size: 14px; line-height: 1.6; }
    .footer-col h4 { font-size: 16px; margin-bottom: 24px; }
    .footer-col ul { list-style: none; }
    .footer-col ul li { margin-bottom: 12px; }
    .footer-col ul li a { color: var(--text-muted); font-size: 14px; }
    .footer-col ul li a:hover { color: var(--accent); }
    .footer-bottom { border-top: 1px solid rgba(255,255,255,0.05); margin-top: 60px; padding-top: 30px; }
    .footer-bottom-container { max-width: 1200px; margin: 0 auto; text-align: center; }
    .footer-risk-warning { margin-top: 20px; font-size: 12px; color: var(--text-muted); background: rgba(255,255,255,0.02); padding: 16px; border-radius: 8px; border: 1px solid rgba(255,255,255,0.05); text-align: justify; }

    @media (max-width: 991px) {
      .desktop-nav, .nav-cta { display: none; }
      .menu-toggle { display: flex; }
      .footer-container { grid-template-columns: 1fr; gap: 32px; }
    }