* { margin: 0; padding: 0; box-sizing: border-box; }
        body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; line-height: 1.6; color: #333; background: #f8f9fa; }
        .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        a { color: #1a73e8; text-decoration: none; }
        a:hover { text-decoration: underline; }
        img { max-width: 100%; height: auto; display: block; }
        button, input, textarea { font-family: inherit; }
        .btn { display: inline-block; padding: 12px 24px; background: #1a73e8; color: white; border: none; border-radius: 6px; cursor: pointer; font-size: 1rem; transition: background 0.3s; min-height: 44px; min-width: 44px; }
        .btn:hover { background: #0d62d9; }
        header { background: white; box-shadow: 0 2px 10px rgba(0,0,0,0.1); position: sticky; top: 0; z-index: 1000; }
        .header-container { display: flex; justify-content: space-between; align-items: center; padding: 15px 0; }
        .my-logo { font-size: 1.8rem; font-weight: bold; color: #1a73e8; }
        nav ul { display: flex; list-style: none; }
        nav ul li { margin-left: 25px; }
        nav ul li a { padding: 10px; font-weight: 500; }
        .hamburger { display: none; background: none; border: none; font-size: 1.5rem; cursor: pointer; color: #333; }
        .search-bar { background: #e8f0fe; padding: 20px; text-align: center; margin: 20px 0; border-radius: 10px; }
        .search-bar form { display: flex; max-width: 600px; margin: 0 auto; }
        .search-bar input { flex: 1; padding: 15px; border: 2px solid #1a73e8; border-radius: 6px 0 0 6px; font-size: 1rem; }
        .search-bar button { border-radius: 0 6px 6px 0; }
        main { padding: 20px 0; }
        section { background: white; margin-bottom: 30px; padding: 30px; border-radius: 10px; box-shadow: 0 4px 12px rgba(0,0,0,0.05); }
        h1 { font-size: 2.5rem; color: #202124; margin-bottom: 20px; text-align: center; }
        h2 { font-size: 2rem; color: #1a73e8; margin: 30px 0 20px; padding-bottom: 10px; border-bottom: 3px solid #e8f0fe; }
        h3 { font-size: 1.5rem; color: #5f6368; margin: 25px 0 15px; }
        h4 { font-size: 1.2rem; color: #5f6368; margin: 20px 0 10px; }
        p { margin-bottom: 15px; font-size: 1.1rem; }
        ul, ol { margin-left: 20px; margin-bottom: 20px; }
        li { margin-bottom: 10px; }
        .img-container { text-align: center; margin: 25px 0; }
        .img-container img { border-radius: 10px; margin: 0 auto; }
        .highlight { background: #e8f0fe; padding: 15px; border-left: 5px solid #1a73e8; margin: 20px 0; }
        .social-share { position: fixed; bottom: 30px; right: 30px; display: flex; flex-direction: column; gap: 10px; }
        .social-btn { width: 50px; height: 50px; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: white; font-size: 1.2rem; cursor: pointer; transition: transform 0.3s; }
        .social-btn:hover { transform: scale(1.1); }
        .facebook { background: #3b5998; }
        .twitter { background: #1da1f2; }
        .reddit { background: #ff4500; }
        .back-to-top { background: #34a853; }
        .form-group { margin-bottom: 20px; }
        .form-group label { display: block; margin-bottom: 8px; font-weight: 500; }
        .form-group input, .form-group textarea, .form-group select { width: 100%; padding: 15px; border: 1px solid #ddd; border-radius: 6px; font-size: 1rem; }
        .form-group textarea { min-height: 150px; }
        footer { background: #202124; color: white; padding: 40px 0; text-align: center; }
        .friend-links { margin-bottom: 30px; }
        friend-link { display: flex; flex-wrap: wrap; justify-content: center; gap: 15px; margin-top: 15px; }
        friend-link a { color: #8ab4f8; padding: 10px; }
        .copyright { margin-top: 20px; font-size: 0.9rem; color: #9aa0a6; }
        .author { display: flex; align-items: center; gap: 15px; margin: 20px 0; padding: 15px; background: #f1f3f4; border-radius: 10px; }
        .author img { width: 60px; height: 60px; border-radius: 50%; }
        .author-info h4 { margin: 0; }
        .rating-stars { color: #fbbc04; font-size: 1.5rem; margin: 10px 0; }
        .update-log { background: #fff8e1; padding: 20px; border-radius: 10px; margin: 20px 0; }
        .faq-item { margin-bottom: 20px; }
        .faq-question { font-weight: bold; color: #1a73e8; cursor: pointer; padding: 10px; background: #f1f3f4; border-radius: 6px; }
        .faq-answer { padding: 15px; display: none; }
        .faq-answer.active { display: block; }
        @media (max-width: 768px) {
            h1 { font-size: 2rem; }
            h2 { font-size: 1.7rem; }
            h3 { font-size: 1.3rem; }
            .header-container { flex-wrap: wrap; }
            nav ul { display: none; flex-direction: column; width: 100%; margin-top: 20px; }
            nav ul.show { display: flex; }
            nav ul li { margin: 10px 0; }
            .hamburger { display: block; }
            .social-share { bottom: 20px; right: 20px; }
            .search-bar form { flex-direction: column; }
            .search-bar input { border-radius: 6px; margin-bottom: 10px; }
            .search-bar button { border-radius: 6px; }
            section { padding: 20px; }
        }
        @media (max-width: 480px) {
            .container { padding: 0 15px; }
            .btn { padding: 10px 20px; }
        }