body, html {
    margin: 0;
    padding: 0;
    font-family: 'Open Sans', sans-serif;
    line-height: 1.6;
    color: #ffffff;
    background: linear-gradient(135deg, #0A1F44, #6C5CE7);
    overflow-x: hidden;
}

header {
    text-align: center;
    padding: 50px 20px;
    background: linear-gradient(135deg, #6C5CE7, #FF6B6B);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

header h1 {
    font-family: 'Poppins', sans-serif;
    font-weight: 800;
    font-size: 2.5rem;
    color: #ffffff;
    margin: 0;
}

main {
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.container {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.card {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

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

.card h3 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    color: #FF6B6B;
    margin-bottom: 10px;
}

.card p {
    font-size: 1rem;
    color: #ffffff;
    margin-bottom: 15px;
}

.card a {
    display: inline-block;
    background: #FF6B6B;
    color: #ffffff;
    padding: 10px 15px;
    border-radius: 8px;
    text-decoration: none;
    transition: background 0.3s ease;
}

.card a:hover {
    background: #FF4D4D;
}

.content-section {
    background: rgba(255, 255, 255, 0.05);
    padding: 30px;
    border-radius: 12px;
    margin-top: 40px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.content-section h2 {
    font-family: 'Poppins', sans-serif;
    font-weight: 800;
    color: #FF6B6B;
    margin-bottom: 20px;
}

.content-section pre {
    background: #0A1F44;
    color: #ffffff;
    padding: 15px;
    border-radius: 8px;
    overflow-x: auto;
}

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

.content-section th, .content-section td {
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 10px;
    text-align: left;
}

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

    .card {
        padding: 15px;
    }

    .content-section {
        padding: 20px;
    }
}

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

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

    .card {
        padding: 10px;
    }

    .content-section {
        padding: 15px;
    }
}