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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #fff;
        }

        header {
            background-color: #2c2c2c;
            padding: 1.5rem 0;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        }

        .limiter {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        nav {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 2rem;
        }

        nav a {
            color: #fff;
            text-decoration: none;
            font-size: 0.95rem;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            transition: color 0.3s ease;
            padding: 0.5rem 0;
        }

        nav a:hover {
            color: #e74c3c;
        }

        main {
            background-color: #f8f8f8;
        }

        .hero-section {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 4rem 0;
            text-align: center;
        }

        h1 {
            font-size: 3rem;
            font-weight: 700;
            margin-bottom: 1rem;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
        }

        .content-wrapper {
            background-color: #fff;
            margin: -2rem auto 0;
            max-width: 1200px;
            padding: 3rem 20px;
            box-shadow: 0 -5px 20px rgba(0,0,0,0.1);
            border-radius: 8px 8px 0 0;
            position: relative;
        }

        article {
            max-width: 900px;
            margin: 0 auto 3rem;
            font-size: 1.1rem;
            line-height: 1.8;
        }

        article h2 {
            font-size: 2rem;
            color: #2c2c2c;
            margin: 2rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid #667eea;
        }

        article h3 {
            font-size: 1.5rem;
            color: #444;
            margin: 1.5rem 0 1rem;
        }

        article h4 {
            font-size: 1.25rem;
            color: #555;
            margin: 1.25rem 0 0.75rem;
        }

        article p {
            margin-bottom: 1.25rem;
            color: #555;
        }

        .transition-section {
            max-width: 900px;
            margin: 0 auto 3rem;
            padding: 2rem;
            background-color: #f0f0f0;
            border-left: 4px solid #667eea;
            border-radius: 4px;
        }

        .transition-section p {
            margin-bottom: 1rem;
            color: #555;
            font-size: 1.05rem;
        }

        .transition-section p:last-child {
            margin-bottom: 0;
        }

        .links-section {
            max-width: 1200px;
            margin: 0 auto;
            padding: 3rem 20px;
            background-color: #fafafa;
            border-radius: 8px;
        }

        .links-section > h2,
        .links-section > h3 {
            font-size: 2rem;
            color: #2c2c2c;
            margin-bottom: 2rem;
            text-align: center;
        }

        .links-section h3 {
            font-size: 1.5rem;
            color: #444;
            margin-top: 2.5rem;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #667eea;
        }

        .links-section ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 0.75rem 2rem;
            margin-bottom: 2rem;
        }

        .links-section li {
            padding: 0.5rem 0;
        }

        .links-section a {
            color: #667eea;
            text-decoration: none;
            font-size: 1rem;
            transition: all 0.3s ease;
            display: inline-block;
            position: relative;
        }

        .links-section a:hover {
            color: #764ba2;
            padding-left: 8px;
        }

        .links-section a::before {
            content: "→";
            position: absolute;
            left: -20px;
            opacity: 0;
            transition: all 0.3s ease;
        }

        .links-section a:hover::before {
            opacity: 1;
            left: -8px;
        }

        footer {
            background-color: #2c2c2c;
            color: #bbb;
            padding: 2rem 0;
            text-align: center;
            margin-top: 4rem;
        }

        footer p {
            font-size: 0.9rem;
            margin: 0.5rem 0;
        }

        @media (max-width: 768px) {
            h1 {
                font-size: 2rem;
            }

            .hero-section {
                padding: 2.5rem 0;
            }

            nav {
                flex-direction: column;
                align-items: center;
                gap: 1rem;
            }

            .content-wrapper {
                padding: 2rem 15px;
                margin-top: -1rem;
            }

            article {
                font-size: 1rem;
            }

            article h2 {
                font-size: 1.5rem;
            }

            article h3 {
                font-size: 1.25rem;
            }

            .links-section ul {
                grid-template-columns: 1fr;
                gap: 0.5rem;
            }

            .transition-section {
                padding: 1.5rem;
            }
        }

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

            nav a {
                font-size: 0.85rem;
            }

            article h2 {
                font-size: 1.25rem;
            }
        }