body {
    margin: 0;
    font-family: 'Roboto', sans-serif;
    background: #121212;
    color: #fff;
    line-height: 1.6;
}

header {
    background: linear-gradient(135deg, #0A2463, #5C258D, #4389A2);
    padding: 20px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

header h1 {
    font-family: 'Futura', sans-serif;
    font-size: 2.5rem;
    color: white;
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 2px;
}

header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 200%;
    height: 100%;
    background: radial-gradient(circle, rgba(255, 111, 97, 0.3), transparent);
    transform: rotate(45deg);
    animation: moveGradient 10s infinite linear;
}

@keyframes moveGradient {
    0% { transform: translateX(-50%) rotate(45deg); }
    100% { transform: translateX(50%) rotate(45deg); }
}

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

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 40px;
}

.grid-item {
    background: #1e1e1e;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
}

.grid-item:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(255, 111, 97, 0.5);
}

.grid-item img {
    width: 100%;
    height: auto;
    border-radius: 8px;
}

.grid-item h3 {
    font-family: 'Futura', sans-serif;
    font-size: 1.2rem;
    margin-top: 10px;
    color: #FF6F61;
}

.grid-item p {
    font-size: 0.9rem;
    color: #ccc;
}

.article-section {
    margin-top: 40px;
    background: linear-gradient(to bottom, #121212, #222);
    padding: 20px;
    border-radius: 10px;
}

.article-section h2 {
    font-family: 'Futura', sans-serif;
    color: #39FF14;
    margin-bottom: 20px;
}

.article-section pre {
    background: #2a2a2a;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
    font-size: 0.9rem;
    color: #FF6F61;
}

.article-section code {
    display: block;
    white-space: pre-wrap;
    word-break: break-word;
}

.footer-note {
    text-align: center;
    margin-top: 40px;
    font-size: 0.9rem;
    color: #aaa;
}

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

    .grid-container {
        grid-template-columns: 1fr;
    }

    .article-section pre {
        font-size: 0.8rem;
    }
}

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

    .grid-item h3 {
        font-size: 1rem;
    }

    .grid-item p {
        font-size: 0.8rem;
    }
}