body {
    margin: 0;
    font-family: 'Open Sans', sans-serif;
    background: linear-gradient(135deg, #0A192F, #0D2540);
    color: #FFFFFF;
    line-height: 1.6;
    overflow-x: hidden;
}

header {
    text-align: center;
    padding: 50px 20px;
    background: linear-gradient(135deg, #64FFDA, #00E0C7);
    color: #0A192F;
    font-family: 'Roboto Mono', monospace;
    font-size: 2rem;
}

section {
    padding: 40px 20px;
    position: relative;
    overflow: hidden;
}

h1, h2, h3 {
    font-family: 'Roboto Mono', monospace;
    font-weight: bold;
    color: #64FFDA;
}

p {
    font-family: 'Open Sans', sans-serif;
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 20px;
}

.button {
    background: linear-gradient(135deg, #64FFDA, #00E0C7);
    color: #0A192F;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    font-family: 'Roboto Mono', monospace;
    font-size: 1rem;
    border-radius: 5px;
    transition: transform 0.3s ease-in-out;
}

.button:hover {
    transform: scale(1.1);
}

.highlight {
    color: #FFA500;
    font-weight: bold;
}

.parallax {
    background-image: url('https://images.gptkong.com/demo/sample1.png');
    height: 100vh;
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    position: relative;
    z-index: -1;
}

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

.grid-item {
    background: rgba(10, 25, 47, 0.8);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease-in-out;
}

.grid-item:hover {
    transform: translateY(-10px);
}

.grid-item img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    margin-bottom: 10px;
}

code {
    background: #0D2540;
    color: #64FFDA;
    padding: 10px;
    border-radius: 5px;
    display: block;
    font-family: 'Roboto Mono', monospace;
    font-size: 0.9rem;
    overflow-x: auto;
}

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

    section {
        padding: 20px 10px;
    }

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

@media (max-width: 480px) {
    body {
        font-size: 0.9rem;
    }

    header {
        font-size: 1.2rem;
    }

    h1, h2, h3 {
        font-size: 1.5rem;
    }
}