:root {
    --primary-color: #001F3F;
    --secondary-color: #FF851B;
    --accent-color: #9400D3;
    --text-color: #FFFFFF;
    --shadow-color: rgba(0, 0, 0, 0.2);
}

body {
    margin: 0;
    font-family: 'Lato', sans-serif;
    background: linear-gradient(135deg, var(--primary-color), #111111);
    color: var(--text-color);
    line-height: 1.6;
}

header {
    position: relative;
    height: 100vh;
    background: radial-gradient(circle, rgba(0, 31, 63, 0.8), transparent), url('https://images.gptkong.com/demo/sample1.png') center/cover no-repeat;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
}

header h1 {
    font-family: 'Roboto', sans-serif;
    font-size: 4rem;
    font-weight: 900;
    text-shadow: 2px 2px 10px var(--shadow-color);
}

.cta-button {
    background: var(--secondary-color);
    padding: 15px 30px;
    border-radius: 50px;
    font-size: 1.2rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 5px 15px var(--shadow-color);
}

.cta-button:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 20px var(--shadow-color);
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    padding: 40px;
}

.module {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 20px;
    position: relative;
    overflow: hidden;
}

.module::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 133, 27, 0.2), transparent);
    transform: rotate(45deg);
    animation: aurora-move 15s linear infinite;
}

@keyframes aurora-move {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

article {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px;
    background: rgba(0, 0, 0, 0.7);
    border-radius: 10px;
    box-shadow: 0 0 20px var(--shadow-color);
}

article h2, article h3 {
    font-family: 'Roboto', sans-serif;
    font-weight: 900;
    margin-top: 30px;
}

article p {
    font-family: 'Lato', sans-serif;
    line-height: 1.8;
    letter-spacing: 0.5px;
}

code {
    display: block;
    background: #1E1E1E;
    padding: 15px;
    border-radius: 5px;
    color: #6AFF6A;
    font-family: 'Courier New', monospace;
    white-space: pre-wrap;
    word-break: break-word;
}

footer {
    background: var(--primary-color);
    padding: 20px;
    text-align: center;
    position: relative;
}

@media (max-width: 768px) {
    header h1 {
        font-size: 2.5rem;
    }
    
    .grid-container {
        grid-template-columns: 1fr;
    }
}