body, html {
    margin: 0;
    padding: 0;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    background: black;
    font-family: 'Fira Code', 'JetBrains Mono', monospace;
    overflow: hidden;
}

.container {
    text-align: center;
    animation: fadeIn 3s ease-in-out;
    position: relative;
    z-index: 10;
}

h1 {
    font-size: 5em;
    color: white;
    text-shadow: 0 0 20px rgba(0, 0, 0, 0.3);
    animation: glow 2s infinite;
    cursor: pointer;
    transition: color 0.3s ease;
    font-family: 'Fira Code', monospace; 
}

.background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.9));
    overflow: hidden;
}

.background::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: url('https://www.transparenttextures.com/patterns/dark-matter.png');
    opacity: 0.2;
}

.neon-light {
    position: absolute;
    width: 10px;
    height: 10px;
    background: radial-gradient(circle, #00ffff 0%, transparent 60%);
    border-radius: 50%;
    box-shadow: 0 0 20px #00ffff, 0 0 40px #00ffff;
    animation: moveLight 10s linear infinite;
    z-index: 1;
}

@keyframes moveLight {
    0% {
        transform: translateY(100vh) translateX(0);
    }
    100% {
        transform: translateY(-100vh) translateX(100vw);
    }
}

.background::after {
    content: '';
    position: absolute;
    width: 300%;
    height: 300%;
    background: radial-gradient(circle at center, rgba(255, 255, 255, 0.1) 1%, transparent 1%),
                radial-gradient(circle at center, rgba(255, 255, 255, 0.05) 2%, transparent 2%);
    background-size: 5px 5px, 10px 10px;
    animation: moveParticles 60s linear infinite;
}

@keyframes moveParticles {
    0% { transform: translateX(0) translateY(0); }
    100% { transform: translateX(-1000px) translateY(-1000px); }
}

@keyframes glow {
    0% { text-shadow: 0 0 10px #fff, 0 0 20px #ff6464, 0 0 30px #ff6464, 0 0 40px #ff6464; }
    50% { text-shadow: 0 0 20px #fff, 0 0 30px #4f8bff, 0 0 40px #4f8bff, 0 0 50px #4f8bff; }
    100% { text-shadow: 0 0 10px #fff, 0 0 20px #ff6464, 0 0 30px #ff6464, 0 0 40px #ff6464; }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@media (max-width: 768px) {
    h1 {
        font-size: 4em;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 2.5em;
    }
}