* { margin: 0; padding: 0; box-sizing: border-box; }
        body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; line-height: 1.7; color: #2c3e50; background-color: #f5f7fa; }
        .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 15px; }
        header { background: linear-gradient(135deg, #27ae60, #2ecc71); color: white; padding: 1rem 0; box-shadow: 0 4px 12px rgba(0,0,0,0.1); }
        .header-content { display: flex; justify-content: space-between; align-items: center; }
        .my-logo { font-size: 2.2rem; font-weight: 800; text-decoration: none; color: white; text-transform: uppercase; letter-spacing: 1px; transition: color 0.3s ease; }
        .my-logo:hover { color: #f1c40f; }
        nav ul { display: flex; list-style: none; }
        nav ul li { margin-left: 1.8rem; }
        nav ul li a { color: white; text-decoration: none; font-weight: 600; padding: 0.6rem 1.2rem; border-radius: 30px; transition: all 0.3s ease; }
        nav ul li a:hover { background-color: #16a085; transform: translateY(-3px); }
        .hamburger { display: none; font-size: 1.8rem; cursor: pointer; }
        .breadcrumb { background-color: #ecf0f1; padding: 0.8rem 0; }
        .breadcrumb ul { display: flex; list-style: none; }
        .breadcrumb ul li { margin-right: 0.7rem; font-size: 0.95rem; }
        .breadcrumb ul li:not(:last-child)::after { content: '›'; margin-left: 0.7rem; color: #7f8c8d; }
        .breadcrumb a { color: #2980b9; text-decoration: none; }
        .breadcrumb a:hover { text-decoration: underline; }
        main { padding: 2.5rem 0; }
        article { background: white; padding: 2.5rem; border-radius: 15px; box-shadow: 0 6px 20px rgba(0,0,0,0.08); }
        h1 { font-size: 2.8rem; color: #27ae60; margin-bottom: 1.2rem; text-align: center; }
        h2 { font-size: 2.2rem; color: #2c3e50; margin-top: 2.5rem; margin-bottom: 1.2rem; padding-bottom: 0.5rem; border-bottom: 3px solid #1abc9c; }
        h3 { font-size: 1.8rem; color: #34495e; margin-top: 2rem; margin-bottom: 1rem; }
        h4 { font-size: 1.4rem; color: #16a085; margin-top: 1.5rem; margin-bottom: 0.8rem; }
        p { margin-bottom: 1.5rem; font-size: 1.1rem; line-height: 1.9; }
        strong { color: #e74c3c; font-weight: 700; }
        em { color: #7f8c8d; }
        img { max-width: 100%; height: auto; border-radius: 12px; margin: 1.5rem auto; display: block; box-shadow: 0 5px 15px rgba(0,0,0,0.1); }
        .search-box, .comment-section, .rating-section { margin: 2.5rem 0; padding: 2rem; background: #ecf0f1; border-radius: 12px; }
        form { display: grid; gap: 1.2rem; }
        input, textarea, select { padding: 1rem; border: 2px solid #bdc3c7; border-radius: 8px; font-size: 1rem; transition: border-color 0.3s; }
        input:focus, textarea:focus, select:focus { outline: none; border-color: #3498db; }
        button { padding: 1rem 2rem; background: linear-gradient(to right, #3498db, #2980b9); color: white; border: none; border-radius: 8px; font-size: 1.1rem; cursor: pointer; transition: all 0.3s ease; }
        button:hover { background: linear-gradient(to right, #2980b9, #1c6ea4); transform: scale(1.03); }
        footer { background: #2c3e50; color: white; padding: 2.5rem 0; margin-top: 3rem; }
        .footer-content { display: flex; flex-direction: column; align-items: center; }
        .friend-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 1.5rem; margin-bottom: 1.5rem; }
        .friend-link a { color: #1abc9c; text-decoration: none; font-weight: 600; padding: 0.5rem 1rem; border-radius: 5px; transition: background 0.3s; }
        .friend-link a:hover { background: rgba(26, 188, 156, 0.2); }
        .copyright { text-align: center; font-size: 0.9rem; color: #bdc3c7; margin-top: 1.5rem; }
        @media (max-width: 768px) {
            .header-content { flex-wrap: wrap; }
            nav ul { display: none; flex-direction: column; width: 100%; background: #27ae60; position: absolute; top: 100%; left: 0; padding: 1rem; }
            nav ul.active { display: flex; }
            nav ul li { margin: 0.7rem 0; }
            .hamburger { display: block; }
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.9rem; }
            article { padding: 1.5rem; }
        }