* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
            color: #ffff00;
            line-height: 1.6;
            min-height: 100vh;
        }

        header {
            background: linear-gradient(180deg, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.7) 100%);
            padding: 2rem 1rem;
            text-align: center;
            border-bottom: 3px solid #ffff00;
            box-shadow: 0 4px 6px rgba(0,0,0,0.3);
        }

        h1 {
            color: #ffff00;
            font-size: 2.5rem;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.8);
            margin-bottom: 0.5rem;
            font-weight: 700;
        }

        nav {
            background: rgba(0,0,0,0.8);
            padding: 0;
            border-bottom: 2px solid #ffff00;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 4px rgba(0,0,0,0.5);
        }

        nav ul {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            max-width: 1200px;
            margin: 0 auto;
        }

        nav ul li {
            margin: 0;
        }

        nav ul li a {
            display: block;
            padding: 1rem 1.5rem;
            color: #ffff00;
            text-decoration: none;
            transition: all 0.3s ease;
            border-bottom: 3px solid transparent;
            font-weight: 500;
        }

        nav ul li a:hover {
            background: rgba(255,255,0,0.1);
            border-bottom-color: #ffff00;
        }

        main {
            max-width: 1200px;
            margin: 0 auto;
            padding: 2rem 1rem;
        }

        article {
            background: rgba(0,0,0,0.6);
            padding: 2.5rem;
            margin-bottom: 2rem;
            border-radius: 8px;
            border: 1px solid rgba(255,255,0,0.3);
            box-shadow: 0 4px 8px rgba(0,0,0,0.4);
        }

        article h2 {
            color: #ffff00;
            margin-bottom: 1rem;
            font-size: 2rem;
            text-shadow: 1px 1px 2px rgba(0,0,0,0.8);
        }

        article h3 {
            color: #ffff00;
            margin-top: 1.5rem;
            margin-bottom: 0.8rem;
            font-size: 1.5rem;
        }

        article p {
            color: #ffffff;
            margin-bottom: 1rem;
            font-size: 1.05rem;
        }

        .transition-section {
            background: rgba(0,0,0,0.6);
            padding: 2rem;
            margin-bottom: 2rem;
            border-radius: 8px;
            border: 1px solid rgba(255,255,0,0.3);
        }

        .transition-section p {
            color: #ffffff;
            font-size: 1.05rem;
            margin-bottom: 1rem;
        }

        .links-section {
            background: rgba(0,0,0,0.6);
            padding: 2.5rem;
            border-radius: 8px;
            border: 1px solid rgba(255,255,0,0.3);
            box-shadow: 0 4px 8px rgba(0,0,0,0.4);
        }

        .links-section h3 {
            color: #ffff00;
            margin-bottom: 1rem;
            margin-top: 1.5rem;
            font-size: 1.6rem;
            text-shadow: 1px 1px 2px rgba(0,0,0,0.8);
        }

        .links-section h3:first-child {
            margin-top: 0;
        }

        .links-section ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 0.8rem;
            margin-bottom: 1.5rem;
        }

        .links-section ul li {
            background: rgba(255,255,0,0.05);
            border-left: 3px solid #ffff00;
            transition: all 0.3s ease;
        }

        .links-section ul li:hover {
            background: rgba(255,255,0,0.15);
            transform: translateX(5px);
        }

        .links-section ul li a {
            display: block;
            padding: 0.8rem 1rem;
            color: #ffff00;
            text-decoration: none;
            transition: color 0.3s ease;
        }

        .links-section ul li a:hover {
            color: #ffffff;
        }

        footer {
            background: rgba(0,0,0,0.9);
            color: #ffff00;
            text-align: center;
            padding: 2rem 1rem;
            margin-top: 3rem;
            border-top: 3px solid #ffff00;
        }

        footer p {
            margin: 0.5rem 0;
        }

        @media (max-width: 768px) {
            h1 {
                font-size: 1.8rem;
            }

            nav ul {
                flex-direction: column;
            }

            nav ul li a {
                padding: 0.8rem 1rem;
                border-bottom: 1px solid rgba(255,255,0,0.2);
            }

            article {
                padding: 1.5rem;
            }

            .links-section {
                padding: 1.5rem;
            }

            .links-section ul {
                grid-template-columns: 1fr;
            }

            article h2 {
                font-size: 1.6rem;
            }
        }

        @media (max-width: 480px) {
            h1 {
                font-size: 1.5rem;
            }

            header {
                padding: 1.5rem 1rem;
            }

            main {
                padding: 1rem;
            }

            article {
                padding: 1rem;
            }

            .links-section {
                padding: 1rem;
            }

            nav ul li a {
                padding: 0.7rem 1rem;
                font-size: 0.95rem;
            }
        }