body, html {
    margin: 0;
    padding: 0;
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(135deg, #003366, #FFA500);
    color: #fff;
    line-height: 1.6;
    overflow-x: hidden;
}

header {
    text-align: center;
    padding: 50px 20px;
    background: rgba(0, 51, 102, 0.8);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

header h1 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 48px;
    color: #FFA500;
    margin: 0;
}

header p {
    font-size: 18px;
    color: #C0C0C0;
    margin-top: 10px;
}

.card-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.card {
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid #C0C0C0;
    border-radius: 10px;
    padding: 20px;
    transition: all 0.3s ease-in-out;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    position: relative;
}

.card:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
    border-color: #FFA500;
}

.card img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 15px;
}

.card h3 {
    font-size: 20px;
    color: #FFA500;
    margin: 0 0 10px;
}

.card p {
    font-size: 14px;
    color: #fff;
    margin: 0;
}

@media (max-width: 768px) {
    .card-container {
        grid-template-columns: 1fr;
    }
}

.article-section {
    background: rgba(0, 0, 0, 0.6);
    padding: 30px;
    margin: 20px auto;
    max-width: 1200px;
    border-radius: 10px;
}

.article-section h2 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 36px;
    color: #FFA500;
    margin-bottom: 20px;
}

.article-section h3 {
    font-size: 24px;
    color: #C0C0C0;
    margin-top: 30px;
}

.article-section pre {
    background: #003366;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
}

.article-section code {
    color: #FFA500;
    font-size: 14px;
}

.article-section table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

.article-section th, .article-section td {
    border: 1px solid #C0C0C0;
    padding: 10px;
    text-align: left;
}

.article-section th {
    background: #FFA500;
    color: #003366;
}

.article-section ul {
    padding-left: 20px;
}

.article-section li {
    margin: 5px 0;
}

.footer-note {
    text-align: center;
    font-size: 14px;
    color: #C0C0C0;
    margin: 20px 0;
}