body {
    margin: 0;
    font-family: 'Roboto', sans-serif;
    background: radial-gradient(circle, #0A2463, #1E1E1E);
    color: #FFFFFF;
    line-height: 1.6;
    animation: aurora-move 15s linear infinite;
}
@keyframes aurora-move {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: linear-gradient(135deg, #0A2463, #2C3E50);
    padding: 15px 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    z-index: 1000;
}
header h1 {
    font-size: 24px;
    color: #00FF00;
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 2px;
}
main {
    padding-top: 80px;
    padding-bottom: 40px;
}
section {
    padding: 40px 20px;
    max-width: 1200px;
    margin: 0 auto;
}
.hero {
    background: url('https://images.gptkong.com/demo/sample1.png') no-repeat center/cover, linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5));
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
    text-align: center;
}
.hero h2 {
    font-size: 36px;
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
}
.frosted-glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 8px;
    padding: 20px;
    margin: 20px 0;
    transition: transform 0.3s ease;
}
.frosted-glass:hover {
    transform: translateY(-5px);
}
.container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}
.card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 20px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}
.card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 255, 0, 0.1), transparent);
    transform: rotate(45deg);
    transition: opacity 0.5s ease;
    opacity: 0;
}
.card:hover::before {
    opacity: 1;
}
.card h3 {
    font-size: 20px;
    color: #00FF00;
    margin-bottom: 10px;
}
.card p {
    font-size: 14px;
    color: #CCCCCC;
}
.button {
    background-color: #00FF00;
    color: #0A2463;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: bold;
}
.button:hover {
    background-color: #00CC00;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}
pre {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 15px;
    border-radius: 8px;
    overflow-x: auto;
}
code {
    color: #00FF00;
    font-family: 'Courier New', monospace;
}
footer {
    background: linear-gradient(135deg, #0A2463, #2C3E50);
    color: #FFFFFF;
    text-align: center;
    padding: 20px;
    margin-top: 40px;
}
@media (max-width: 768px) {
    .hero h2 {
        font-size: 28px;
    }
    .card {
        padding: 15px;
    }
}