* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; }
        body { background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%); color: #e6e6e6; line-height: 1.8; min-height: 100vh; display: flex; flex-direction: column; }
        a { color: #4cc9f0; text-decoration: none; transition: color 0.3s ease; }
        a:hover { color: #f72585; }
        img { max-width: 100%; height: auto; display: block; }
        .header { background: #0f3460; padding: 1rem 2rem; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5); }
        .my-logo { font-size: 2.2rem; font-weight: 900; background: linear-gradient(90deg, #f72585, #4cc9f0); -webkit-background-clip: text; -webkit-text-fill-color: transparent; text-transform: uppercase; letter-spacing: 1px; }
        .nav-desktop { display: flex; gap: 1.5rem; }
        .nav-desktop a { padding: 0.5rem 1rem; border-radius: 20px; background: rgba(255, 255, 255, 0.1); }
        .nav-desktop a:hover { background: #f72585; }
        .hamburger { display: none; font-size: 2rem; cursor: pointer; color: #4cc9f0; }
        .nav-mobile { display: none; flex-direction: column; width: 100%; background: #0f3460; margin-top: 1rem; border-radius: 10px; overflow: hidden; }
        .nav-mobile.active { display: flex; }
        .nav-mobile a { padding: 1rem; text-align: center; border-bottom: 1px solid #1a1a2e; }
        .breadcrumb { padding: 1rem 2rem; background: rgba(15, 52, 96, 0.7); font-size: 0.9rem; }
        .breadcrumb a { color: #a9b7c6; }
        .breadcrumb a:hover { color: #4cc9f0; }
        .main { flex: 1; padding: 2rem; max-width: 1200px; margin: 0 auto; width: 100%; }
        article { background: rgba(255, 255, 255, 0.05); border-radius: 15px; padding: 2.5rem; margin-bottom: 2rem; box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3); }
        h1 { font-size: 3rem; color: #4cc9f0; text-align: center; margin-bottom: 1.5rem; text-shadow: 2px 2px 4px #000; }
        h2 { font-size: 2.2rem; color: #f72585; margin: 2rem 0 1rem; border-left: 5px solid #4cc9f0; padding-left: 1rem; }
        h3 { font-size: 1.8rem; color: #a9b7c6; margin: 1.5rem 0 0.8rem; }
        h4 { font-size: 1.4rem; color: #72efdd; margin: 1.2rem 0 0.6rem; }
        p { margin-bottom: 1.5rem; font-size: 1.1rem; text-align: justify; }
        strong { color: #72efdd; font-weight: bold; }
        em { color: #f72585; font-style: italic; }
        .highlight { background: rgba(114, 239, 221, 0.2); padding: 0.2rem 0.5rem; border-radius: 5px; }
        .emoji { font-size: 1.2rem; margin-right: 0.3rem; }
        .content-img { float: right; margin: 0 0 1.5rem 2rem; max-width: 400px; border-radius: 12px; border: 3px solid #4cc9f0; }
        .functional { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; margin: 3rem 0; }
        .card { background: rgba(15, 52, 96, 0.8); padding: 2rem; border-radius: 15px; box-shadow: 0 6px 18px rgba(0, 0, 0, 0.4); }
        .card h2 { border-left: none; text-align: center; font-size: 1.8rem; }
        form { display: flex; flex-direction: column; gap: 1rem; }
        input, textarea, select { padding: 0.8rem; border-radius: 10px; border: 2px solid #4cc9f0; background: #1a1a2e; color: #e6e6e6; }
        button { padding: 1rem; background: linear-gradient(90deg, #f72585, #4cc9f0); color: white; border: none; border-radius: 10px; cursor: pointer; font-weight: bold; transition: transform 0.3s ease; }
        button:hover { transform: scale(1.05); }
        .stars { display: flex; gap: 0.5rem; justify-content: center; margin: 1rem 0; }
        .star { font-size: 2rem; color: #ccc; cursor: pointer; transition: color 0.3s ease; }
        .star:hover, .star.active { color: #ffd700; }
        .footer { background: #0f3460; padding: 2rem; text-align: center; margin-top: 3rem; }
        friend-link { display: block; margin: 1rem 0; font-size: 1.2rem; }
        friend-link a { color: #72efdd; }
        .copyright { margin-top: 2rem; font-size: 0.9rem; color: #a9b7c6; }
        @media (max-width: 768px) {
            .header { padding: 1rem; }
            .nav-desktop { display: none; }
            .hamburger { display: block; }
            .main { padding: 1rem; }
            article { padding: 1.5rem; }
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            .content-img { float: none; margin: 1rem auto; max-width: 100%; }
            .functional { grid-template-columns: 1fr; }
        }