body { font-family: 'Arial', sans-serif; line-height: 1.6; margin: 0; padding: 0; color: #333; background-color: #f9f9f9; }
        header { background-color: #FF6B35; color: white; padding: 1rem; text-align: center; position: sticky; top: 0; }
        .logo { font-size: 2rem; font-weight: bold; text-shadow: 2px 2px 4px rgba(0,0,0,0.3); }
        nav { display: flex; justify-content: center; gap: 1.5rem; margin-top: 0.5rem; }
        nav a { color: white; text-decoration: none; }
        .mobile-nav-toggle { display: none; }
        @media (max-width: 768px) {
            nav { display: none; flex-direction: column; }
            .mobile-nav-toggle { display: block; background: none; border: none; color: white; font-size: 1.5rem; cursor: pointer; }
            .nav-active { display: flex; }
        }
        main { max-width: 1200px; margin: 2rem auto; padding: 0 1rem; }
        h1 { color: #FF6B35; font-size: 2.5rem; border-bottom: 2px solid #FF6B35; padding-bottom: 0.5rem; }
        h2 { color: #3B82F6; margin-top: 2rem; }
        h3 { color: #10B981; }
        .download-btn, .login-btn { display: inline-block; background-color: #FF6B35; color: white; padding: 0.8rem 1.5rem; margin: 1rem 0; border-radius: 5px; text-decoration: none; font-weight: bold; }
        .download-btn:hover, .login-btn:hover { background-color: #E05D2D; }
        img { max-width: 100%; height: auto; margin: 1.5rem 0; border-radius: 8px; }
        footer { background-color: #333; color: white; text-align: center; padding: 1.5rem; margin-top: 2rem; }
        .tags { margin: 1.5rem 0; }
        .tag { background-color: #E05D2D; color: white; padding: 0.3rem 0.6rem; border-radius: 15px; margin: 0.2rem; display: inline-block; }