:root {
    --primary-color: #001f3f;
    --secondary-color: #FFD700;
    --accent-color: #B3E5FC;
    --dark-gradient-start: #001f3f;
    --dark-gradient-end: #000;
    --neon-blue: #00FFFF;
    --neon-pink: #FF1493;
    --silver: #C0C0C0;
}

body {
    margin: 0;
    font-family: 'Montserrat', sans-serif;
    background: linear-gradient(to bottom, var(--dark-gradient-start), var(--dark-gradient-end));
    color: white;
    line-height: 1.6;
    overflow-x: hidden;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    position: fixed;
    width: 100%;
    top: 0;
    background: rgba(0, 31, 63, 0.8);
    z-index: 1000;
}

header nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
}

header nav ul li a {
    text-decoration: none;
    color: var(--silver);
    transition: all 0.3s ease;
}

header nav ul li a:hover {
    color: var(--neon-pink);
    transform: scale(1.1);
}

.hero-section {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 255, 255, 0.3) 10%, transparent 10.01%) 0% 0%,
                radial-gradient(circle, rgba(255, 20, 147, 0.3) 10%, transparent 10.01%) 50% 50%;
    background-size: 20px 20px;
    animation: particles 5s linear infinite;
    z-index: -1;
}

@keyframes particles {
    from {
        transform: translateX(0) translateY(0);
    }
    to {
        transform: translateX(-50%) translateY(-50%);
    }
}

.hero-section h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    color: var(--secondary-color);
    text-shadow: 0 0 10px var(--neon-blue);
}

.hero-section p {
    font-size: 1.5rem;
    color: var(--silver);
    max-width: 600px;
}

.cta-button {
    background: var(--secondary-color);
    color: var(--primary-color);
    padding: 15px 30px;
    border: none;
    border-radius: 5px;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 20px;
}

.cta-button:hover {
    background: var(--neon-pink);
    transform: scale(1.1);
}

.module {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    padding: 50px 20px;
    gap: 40px;
}

.module .content-box {
    background: rgba(0, 31, 63, 0.8);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.5);
    flex: 1 1 calc(33.333% - 40px);
    transition: transform 0.3s ease;
}

.module .content-box:hover {
    transform: translateY(-10px);
}

.module .content-box img {
    width: 100%;
    border-radius: 10px;
    margin-bottom: 15px;
}

.module .content-box h3 {
    font-size: 1.5rem;
    color: var(--secondary-color);
    margin-bottom: 10px;
}

.module .content-box p {
    color: var(--silver);
}

@media (max-width: 768px) {
    .module .content-box {
        flex: 1 1 calc(50% - 20px);
    }

    .hero-section h1 {
        font-size: 2rem;
    }

    .hero-section p {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .module .content-box {
        flex: 1 1 100%;
    }

    header nav ul {
        flex-direction: column;
        gap: 10px;
    }
}

pre code {
    display: block;
    background: rgba(0, 31, 63, 0.9);
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
    color: var(--neon-blue);
    font-family: 'Courier New', Courier, monospace;
}

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

footer a {
    color: var(--neon-pink);
    text-decoration: none;
    margin: 0 10px;
}