body {
    margin: 0;
    font-family: 'Roboto', sans-serif;
    background: radial-gradient(circle, rgb(25, 39, 68), rgb(10, 25, 47));
    color: #E0E0E0;
    line-height: 1.6;
    overflow-x: hidden;
}
header {
    position: relative;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: url('https://images.gptkong.com/demo/sample1.png') no-repeat center/cover;
    background-attachment: fixed;
    overflow: hidden;
}
header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 25, 47, 0.7);
    backdrop-filter: blur(10px);
}
header h1 {
    position: relative;
    font-size: 4rem;
    font-weight: bold;
    color: #64FFDA;
    z-index: 2;
}
header p {
    position: relative;
    font-size: 1.5rem;
    color: #C778DD;
    z-index: 2;
    margin-top: 1rem;
}
.cta-button {
    position: relative;
    display: inline-block;
    padding: 1rem 2rem;
    margin-top: 2rem;
    font-size: 1.2rem;
    color: #0A192F;
    background-color: #64FFDA;
    border-radius: 5px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    z-index: 2;
}
.cta-button:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 10px rgba(0, 0, 0, 0.3);
}
.container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1rem;
}
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}
.card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 10px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.2);
}
.card img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 10px;
    margin-bottom: 1rem;
}
.card h3 {
    font-size: 1.5rem;
    color: #64FFDA;
    margin-bottom: 0.5rem;
}
.card p {
    font-size: 1rem;
    color: #E0E0E0;
}
pre {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(5px);
    padding: 1rem;
    border-radius: 5px;
    overflow-x: auto;
}
code {
    font-family: 'Fira Mono', monospace;
    color: #C778DD;
}
footer {
    background: linear-gradient(to bottom right, #0A192F, #415A77);
    color: #E0E0E0;
    text-align: center;
    padding: 2rem 1rem;
}
@media (max-width: 768px) {
    header h1 {
        font-size: 3rem;
    }
    .grid {
        grid-template-columns: 1fr;
    }
    .card {
        padding: 1.5rem;
    }
}
@keyframes aurora-move {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}