body { font-family: 'Arial', sans-serif; line-height: 1.6; color: #333; background: linear-gradient(135deg, #1a1a2e, #2c3e50); color: #e0e0e0; padding: 20px; max-width: 1200px; margin: 0 auto; }
        .logo { font-size: 28px; font-weight: bold; color: #ff6b35; text-shadow: 2px 2px 4px rgba(0,0,0,0.5); margin-bottom: 20px; }
        nav { background: rgba(0,0,0,0.7); padding: 10px; border-radius: 8px; margin-bottom: 20px; }
        nav a { color: #ff6b35; text-decoration: none; margin: 0 10px; font-weight: bold; }
        .mobile-menu { display: none; background: #ff6b35; color: white; padding: 10px; border-radius: 5px; text-align: center; cursor: pointer; }
        h1 { color: #ff6b35; border-bottom: 2px solid #ff6b35; padding-bottom: 10px; }
        h2 { color: #4ecdc4; margin-top: 30px; }
        h3 { color: #a8e6cf; }
        .download-btn, .login-btn { display: inline-block; background: #ff6b35; color: white; padding: 12px 25px; margin: 15px 0; border-radius: 6px; text-decoration: none; font-weight: bold; }
        .image-container { text-align: center; margin: 25px 0; }
        img { max-width: 100%; height: auto; border-radius: 8px; }
        .table-container { background: rgba(255,255,255,0.1); padding: 15px; border-radius: 8px; margin: 20px 0; }
        table { width: 100%; border-collapse: collapse; }
        th, td { padding: 12px; text-align: left; border-bottom: 1px solid #444; }
        th { background: rgba(78, 205, 196, 0.2); }
        .tag { background: #4ecdc4; color: #1a1a2e; padding: 5px 10px; border-radius: 20px; margin: 5px; display: inline-block; }
        footer { margin-top: 40px; padding-top: 20px; border-top: 1px solid #444; text-align: center; }
        @media (max-width: 768px) {
            nav { display: none; }
            .mobile-menu { display: block; }
            .show-nav { display: block; }
        }