body {
    margin: 0;
    background-color: #050a0f;
    /* Mathematical Grid Background */
    background-image: 
        linear-gradient(rgba(0, 255, 255, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 50px 50px;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: white;
    height: 100-vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.glass-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.8);
    width: 80vw;
    max-width: 800px;
}

canvas {
    width: 100%;
    height: 300px;
    margin: 20px 0;
}

h1 {
    font-weight: 200;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: #00d4ff;
}

.controls {
    margin-top: 20px;
    font-size: 0.9rem;
    color: #888;
}