/* Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    padding: 1rem 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

nav ul {
    display: flex;
    justify-content: center;
    list-style: none;
}

nav ul li {
    margin: 0 1rem;
}

nav ul li a {
    color: #fff;
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s ease;
}

nav ul li a:hover {
    color: #8a2be2;
}