* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.8;
            color: #333;
            background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
            color: #f0f0f0;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #4fc3f7;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #ffeb3b;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: rgba(0, 0, 0, 0.85);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(10px);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            color: #00e676;
            text-transform: uppercase;
            letter-spacing: 2px;
            text-shadow: 0 0 10px #00e676;
            font-family: 'Arial Black', sans-serif;
        }
        .my-logo:hover {
            color: #ff4081;
            text-shadow: 0 0 15px #ff4081;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .nav-links a {
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 1rem;
            border-radius: 5px;
        }
        .nav-links a:hover {
            background: rgba(79, 195, 247, 0.2);
        }
        .breadcrumb {
            padding: 1rem 0;
            background: rgba(255, 255, 255, 0.05);
            margin-top: 1rem;
            border-radius: 8px;
        }
        .breadcrumb a {
            color: #b0bec5;
        }
        .breadcrumb a:hover {
            color: #fff;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #00e676;
        }
        main {
            flex: 1;
            padding: 2rem 0;
        }
        article {
            background: rgba(255, 255, 255, 0.05);
            border-radius: 15px;
            padding: 2rem;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
            margin-bottom: 2rem;
        }
        h1 {
            font-size: 3.5rem;
            color: #00e676;
            text-align: center;
            margin-bottom: 1.5rem;
            text-shadow: 0 0 15px #00e676;
        }
        h2 {
            font-size: 2.5rem;
            color: #4fc3f7;
            margin-top: 2.5rem;
            margin-bottom: 1rem;
            border-left: 5px solid #ff4081;
            padding-left: 1rem;
        }
        h3 {
            font-size: 2rem;
            color: #ffeb3b;
            margin-top: 2rem;
            margin-bottom: 0.8rem;
        }
        h4 {
            font-size: 1.5rem;
            color: #ce93d8;
            margin-top: 1.5rem;
            margin-bottom: 0.5rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.2rem;
            text-align: justify;
        }
        .highlight {
            background: rgba(255, 235, 59, 0.2);
            padding: 1rem;
            border-left: 4px solid #ffeb3b;
            margin: 1.5rem 0;
            border-radius: 0 8px 8px 0;
        }
        .emoji {
            font-size: 1.5rem;
            margin-right: 0.5rem;
        }
        .feature-box {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        .feature {
            background: rgba(0, 0, 0, 0.7);
            padding: 1.5rem;
            border-radius: 10px;
            border: 2px solid #4fc3f7;
        }
        .feature h3 {
            color: #4fc3f7;
            margin-top: 0;
        }
        form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        input, textarea, select {
            padding: 0.8rem;
            border: 1px solid #4fc3f7;
            border-radius: 5px;
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            font-size: 1rem;
        }
        button {
            padding: 0.8rem 1.5rem;
            background: linear-gradient(90deg, #00e676, #00b248);
            color: white;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            font-weight: bold;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        button:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0, 230, 118, 0.4);
        }
        .article-image {
            margin: 2rem auto;
            max-width: 800px;
            border-radius: 10px;
            overflow: hidden;
            border: 5px solid #00e676;
        }
        .article-image img {
            width: 100%;
            transition: transform 0.5s;
        }
        .article-image img:hover {
            transform: scale(1.03);
        }
        .content-links {
            margin: 2rem 0;
            padding: 1rem;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 8px;
        }
        footer {
            background: rgba(0, 0, 0, 0.9);
            padding: 2rem 0;
            margin-top: auto;
        }
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 2rem;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
        }
        .footer-section h3 {
            color: #00e676;
            margin-bottom: 1rem;
        }
        friend-link {
            display: block;
            margin: 0.5rem 0;
            font-size: 1.1rem;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid #444;
            color: #b0bec5;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-links {
                position: fixed;
                top: 70px;
                right: -100%;
                flex-direction: column;
                background: rgba(0, 0, 0, 0.95);
                width: 100%;
                text-align: center;
                transition: 0.3s;
                padding: 2rem 0;
                gap: 1rem;
            }
            .nav-links.active {
                right: 0;
            }
            h1 {
                font-size: 2.5rem;
            }
            h2 {
                font-size: 2rem;
            }
            h3 {
                font-size: 1.7rem;
            }
            .feature-box {
                grid-template-columns: 1fr;
            }
            .header-content {
                flex-wrap: wrap;
            }
        }