:root {
    --primary-color: #F5F5F5;
    --secondary-color: #0A192F;
    --accent-gradient: linear-gradient(135deg, #FF00FF, #FF69B4);
    --font-family: 'Poppins', sans-serif;
}

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

body {
    font-family: var(--font-family);
    background: var(--primary-color);
    color: var(--secondary-color);
    line-height: 1.6;
    padding: 20px;
}

.container {
    max-width: 1440px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

header {
    text-align: center;
    padding: 20px;
    background: var(--accent-gradient);
    color: white;
    border-radius: 10px;
    width: 100%;
}

header h1 {
    font-size: 2rem;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 2px;
}

section {
    width: 100%;
    padding: 20px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

section h2 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--secondary-color);
}

section p, section ul, section pre {
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 15px;
}

section pre {
    background: var(--secondary-color);
    color: var(--primary-color);
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
}

section code {
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.9rem;
}

.image-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.image-gallery img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.image-gallery img:hover {
    transform: scale(1.05);
}

.button {
    display: inline-block;
    padding: 10px 20px;
    background: var(--accent-gradient);
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: transform 0.3s ease, background 0.3s ease;
}

.button:hover {
    transform: scale(1.05);
}

@media (max-width: 768px) {
    header h1 {
        font-size: 1.5rem;
    }

    section h2 {
        font-size: 1.5rem;
    }

    section p, section ul, section pre {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 10px;
    }

    header h1 {
        font-size: 1.2rem;
    }

    section h2 {
        font-size: 1.2rem;
    }

    section p, section ul, section pre {
        font-size: 0.8rem;
    }
}