* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #0a192f;
            color: #e6f1ff;
            line-height: 1.6;
            overflow-x: hidden;
        }
        a {
            color: #64ffda;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #ffffff;
            text-decoration: underline;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #112240 0%, #0a192f 100%);
            padding: 20px 0;
            border-bottom: 2px solid #64ffda;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.5rem;
            font-weight: 900;
            background: linear-gradient(90deg, #64ffda, #00b4d8);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-transform: uppercase;
            letter-spacing: 2px;
        }
        .logo a:hover {
            text-decoration: none;
            opacity: 0.9;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .nav-links a {
            font-size: 1.1rem;
            font-weight: 600;
            padding: 10px 15px;
            border-radius: 5px;
        }
        .nav-links a:hover {
            background-color: rgba(100, 255, 218, 0.1);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #64ffda;
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.9rem;
            color: #8892b0;
        }
        .breadcrumb a {
            color: #8892b0;
        }
        .breadcrumb a:hover {
            color: #64ffda;
        }
        main {
            padding: 40px 0;
            background-color: #0a192f;
        }
        article {
            background-color: #112240;
            border-radius: 15px;
            padding: 40px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
            margin-bottom: 40px;
        }
        h1 {
            font-size: 3.5rem;
            color: #64ffda;
            margin-bottom: 20px;
            text-align: center;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        h2 {
            font-size: 2.5rem;
            color: #ccd6f6;
            margin: 40px 0 20px;
            border-left: 5px solid #64ffda;
            padding-left: 15px;
        }
        h3 {
            font-size: 2rem;
            color: #a8b2d1;
            margin: 30px 0 15px;
        }
        h4 {
            font-size: 1.5rem;
            color: #8892b0;
            margin: 20px 0 10px;
        }
        p {
            margin-bottom: 20px;
            font-size: 1.2rem;
            text-align: justify;
            color: #e6f1ff;
        }
        .highlight {
            background-color: rgba(100, 255, 218, 0.1);
            padding: 15px;
            border-left: 4px solid #64ffda;
            margin: 20px 0;
            font-weight: bold;
        }
        .emoji {
            font-size: 1.5rem;
            margin-right: 10px;
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 10px;
            margin: 30px auto;
            display: block;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.7);
            border: 2px solid #64ffda;
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: #8892b0;
            margin-top: -20px;
            margin-bottom: 30px;
        }
        .interaction-section {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin: 50px 0;
        }
        .form-box {
            background-color: #0a192f;
            padding: 25px;
            border-radius: 10px;
            border: 1px solid #233554;
        }
        .form-box h3 {
            color: #64ffda;
            margin-bottom: 20px;
        }
        input, textarea, select {
            width: 100%;
            padding: 15px;
            margin-bottom: 15px;
            background-color: #112240;
            border: 1px solid #233554;
            border-radius: 5px;
            color: #e6f1ff;
            font-size: 1rem;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #64ffda;
        }
        button {
            background: linear-gradient(90deg, #64ffda, #00b4d8);
            color: #0a192f;
            border: none;
            padding: 15px 30px;
            border-radius: 5px;
            cursor: pointer;
            font-size: 1.1rem;
            font-weight: bold;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        button:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(100, 255, 218, 0.4);
        }
        footer {
            background-color: #020c1b;
            padding: 50px 0 20px;
            border-top: 2px solid #64ffda;
        }
        friend-link {
            display: block;
            margin-bottom: 30px;
        }
        .friend-links {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
        }
        .friend-links a {
            background-color: #112240;
            padding: 10px 20px;
            border-radius: 5px;
            font-weight: 600;
        }
        .friend-links a:hover {
            background-color: #64ffda;
            color: #0a192f;
        }
        .copyright {
            text-align: center;
            margin-top: 40px;
            color: #8892b0;
            font-size: 0.9rem;
            padding-top: 20px;
            border-top: 1px solid #233554;
        }
        @media (max-width: 768px) {
            .header-content {
                flex-direction: column;
                align-items: flex-start;
            }
            .nav-links {
                flex-direction: column;
                gap: 10px;
                margin-top: 20px;
                display: none;
                width: 100%;
            }
            .nav-links.active {
                display: flex;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 30px;
                right: 20px;
            }
            h1 {
                font-size: 2.5rem;
            }
            h2 {
                font-size: 2rem;
            }
            h3 {
                font-size: 1.5rem;
            }
            p {
                font-size: 1rem;
            }
            .interaction-section {
                grid-template-columns: 1fr;
            }
            .friend-links {
                flex-direction: column;
                align-items: center;
            }
        }